1 2009-01-20 Sriraman Tallam <tmsriram@google.com>
3 * Makefile.am (CCFILES): Add gc.cc.
5 * Makefile.in: Regenerate.
6 * gold.cc (Gc_runner): New class.
7 (queue_initial_tasks): Call garbage collection related tasks
8 when corresponding options are invoked.
9 (queue_middle_gc_tasks): New function.
10 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11 processed early before laying out sections during garbage collection.
12 * gold.h (queue_middle_gc_tasks): New function.
13 (is_prefix_of): Move from "layout.cc".
14 * i386.cc (Target_i386::gc_process_relocs): New function.
15 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
16 * main.cc (main): Create object of class "Garbage_collection".
17 * object.cc (Relobj::copy_symbols_data): New function.
18 (Relobj::is_section_name_included): New function.
19 (Sized_relobj::do_layout): Allow this function to be called twice
20 during garbage collection and defer layout of section during the
22 * object.h (Relobj::get_symbols_data): New function.
23 (Relobj::is_section_name_included): New function.
24 (Relobj::copy_symbols_data): New function.
25 (Relobj::set_symbols_data): New function.
26 (Relobj::get_relocs_data): New function.
27 (Relobj::set_relocs_data): New function.
28 (Relobj::is_output_section_offset_invalid): New pure virtual function.
29 (Relobj::gc_process_relocs): New function.
30 (Relobj::do_gc_process_relocs): New pure virtual function.
31 (Relobj::sd_): New data member.
32 (Sized_relobj::is_output_section_offset_invalid): New function.
33 (Sized_relobj::do_gc_process_relocs): New function.
34 * options.h (General_options::gc_sections): Modify to not be a no-op.
35 (General_options::print_gc_sections): New option.
36 * plugin.cc (Plugin_finish::run): Remove function call to
37 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
38 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
39 * reloc.cc (Read_relocs::run): Add task to process relocs and
40 determine unreferenced sections when doing garbage collection.
41 (Gc_process_relocs): New class.
42 (Sized_relobj::do_gc_process_relocs): New function.
43 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
44 sections that are garbage collected.
45 * reloc.h (Gc_process_relocs): New class.
46 * sparc.cc (Target_sparc::gc_process_relocs): New function.
47 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
48 symbols whose corresponding sections are garbage collected.
49 (Symbol_table::Symbol_table): Add new parameter for the garbage
51 (Symbol_table::gc_mark_undef_symbols): New function.
52 (Symbol_table::gc_mark_symbol_for_shlib): New function.
53 (Symbol_table::gc_mark_dyn_syms): New function.
54 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
56 (Symbol_table::add_from_object): Likewise.
57 (Symbol_table::add_from_relobj): When building shared objects, do not
58 treat externally visible symbols as garbage.
59 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
60 table information for static and relocatable links.
61 * symtab.h (Symbol_table::set_gc): New function.
62 (Symbol_table::gc): New function.
63 (Symbol_table::gc_mark_undef_symbols): New function.
64 (Symbol_table::gc_mark_symbol_for_shlib): New function.
65 (Symbol_table::gc_mark_dyn_syms): New function.
66 (Symbol_table::gc_): New data member.
67 * target.h (Sized_target::gc_process_relocs): New pure virtual
69 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
70 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
72 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
74 * options.h (General_options::gc_sections): Define as a no-op for now.
75 (General_options::no_keep_memory): Ditto.
76 (General_options::Bshareable): Define.
77 * options.cc (General_options::finalize): Honor -Bshareable.
79 2009-01-20 Andreas Schwab <schwab@suse.de>
81 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
82 read the value in the contents, since we don't use it. Use the
83 template endianness when writing.
84 (Relocate::relocate): Use it for R_PPC_REL16_HA.
86 2009-01-19 Andreas Schwab <schwab@suse.de>
88 * configure.tgt (powerpc64-*): Fix targ_obj.
90 2009-01-15 Ian Lance Taylor <iant@google.com>
92 * object.cc (Sized_relobj::write_local_symbols): Don't write out
93 local symbols when stripping all symbols.
95 2009-01-14 Cary Coutant <ccoutant@google.com>
97 * output.cc (Output_reloc): Add explicit instantiations.
99 2009-01-14 Cary Coutant <ccoutant@google.com>
101 * archive.cc (Archive::get_elf_object_for_member): Remove call
102 to File_read::claim_for_plugin.
103 * descriptors.cc (Descriptors::open): Remove reference to
105 (Descriptors::claim_for_plugin): Remove.
106 * descriptors.h (Descriptors::claim_for_plugin): Remove.
107 (Descriptors::is_claimed): Remove.
108 (claim_descriptor_for_plugin): Remove.
109 * fileread.cc (File_read::claim_for_plugin): Remove.
110 * fileread.h (File_read::claim_for_plugin): Remove.
111 (File_read::descriptor): Reopen descriptor if necessary.
112 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
113 (Plugin_manager::all_symbols_read): Add task parameter. Change
115 (Plugin_manager::get_input_file): New function.
116 (Plugin_manager::release_input_file): New function.
117 (Pluginobj::Pluginobj): Add filesize parameter and initialize
118 corresponding data member.
119 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
120 and pass to base constructor. Change all callers.
121 (get_input_file, release_input_file): New functions.
122 (make_sized_plugin_object): Add filesize parameter. Change all callers.
123 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
124 (Plugin_manager::all_symbols_read): Add task parameter.
125 (Plugin_manager::get_input_file): New function.
126 (Plugin_manager::release_input_file): New function.
127 (Plugin_manager::task_): New data member.
128 (Pluginobj::Pluginobj): Add filesize parameter.
129 (Pluginobj::filename): New function.
130 (Pluginobj::descriptor): New function.
131 (Pluginobj::filesize): New function.
132 (Pluginobj::filesize_): New data member.
133 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
134 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
135 File_read::claim_for_plugin; use Object::unlock to unlock the file.
137 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
138 with archive libraries.
139 * testsuite/Makefile.in: Regenerate.
140 * testsuite/plugin_test.c (struct sym_info): New type.
141 (get_input_file, release_input_file): New static variables.
142 (onload): Capture new transfer vector entries.
143 (claim_file_hook): Stop reading at end of file according to filesize.
144 Factor out parsing of readelf output into separate function.
145 (all_symbols_read_hook): Exercise get_input_file and release_input_file
146 APIs and get the source file name from the symbol table. Convert
147 source file name to corresponding object file name. Print info
148 message when adding new input files.
149 (parse_readelf_line): New function.
150 * testsuite/plugin_test_1.sh: Add checks for new info messages.
151 * testsuite/plugin_test_2.sh: Likewise.
152 * testsuite/plugin_test_3.sh: Likewise.
153 * testsuite/plugin_test_4.sh: New test case.
155 2009-01-07 Ian Lance Taylor <iant@google.com>
157 * version.cc (version_string): Bump to 1.8.
159 2008-12-23 Cary Coutant <ccoutant@google.com>
161 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
162 * plugin.cc (Plugin_manager::finish): Rename as
163 layout_deferred_objects. Move cleanup to separate function.
164 (Plugin_manager::cleanup): New function.
165 (Plugin_finish::run): Call layout_deferred_objects and cleanup
167 * plugin.h (Plugin_manager::finish): Rename as
168 layout_deferred_objects.
169 (Plugin_manager::cleanup): New function.
170 (Plugin_manager::cleanup_done): New field.
172 2008-12-23 Cary Coutant <ccoutant@google.com>
174 * plugin.cc (is_visible_from_outside): New function.
175 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
176 so we don't return "IR only" status for exported symbols or -r links.
178 * testsuite/Makefile.am (plugin_test_3): New test case.
179 * testsuite/Makefile.in: Regenerate.
180 * testsuite/plugin_test_3.sh: New file.
182 2008-12-22 Cary Coutant <ccoutant@google.com>
184 * object.cc (Sized_relobj::layout_section): New function.
185 (Sized_relobj::do_layout): Defer layout of input sections until after
186 plugin has provided replacement files.
187 (Sized_relobj::do_layout_deferred_sections): New function.
188 * object.h (Relobj::set_section_offset): Remove virtual keyword.
189 (Relobj::layout_deferred_sections): New function.
190 (Relobj::do_layout_deferred_sections): New function.
191 (Sized_relobj::do_layout_deferred_sections): New function.
192 (Sized_relobj::layout_section): New function.
193 (Sized_relobj::Deferred_layout): New structure.
194 (Sized_relobj::deferred_layout_): New field.
195 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
196 Change all callers. Layout deferred sections.
197 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
199 (Plugin_hook::run): Move code from do_plugin_hook inline.
200 (Plugin_hook::do_plugin_hook): Remove.
201 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
202 (Plugin_manager::finish): Renamed, was cleanup.
203 (Plugin_manager::should_defer_layout): New function.
204 (Plugin_manager::add_deferred_layout_object): New function.
205 (Plugin_manager::Deferred_layout_list): New type.
206 (Plugin_manager::deferred_layout_objects_): New field.
207 (Plugin_hook::do_plugin_hook): Remove.
209 2008-12-17 Ian Lance Taylor <iant@google.com>
211 * options.h (class General_options): Add --no case for
214 2008-12-16 Cary Coutant <ccoutant@google.com>
216 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
218 (Plugin_manager::claim_file): Create plugin object even if
219 plugin did not call the add_symbols callback.
220 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
221 asking for more symbols than were added.
222 * testsuite/Makefile.am (plugin_test_1): Add test case with
224 (empty.syms): New target.
225 * testsuite/Makefile.in: Regenerate.
226 * testsuite/plugin_test.c (claim_file_hook): Add new debug
227 message. Don't call add_symbols if no globals.
228 (all_symbols_read_hook): Don't provide replacement for empty
231 2008-12-12 Ian Lance Taylor <iant@google.com>
233 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
234 r_type == 0 for a local symbol with r_sym == 0.
235 (scan_relocatable_relocs): Pass r_sym to
236 local_non_section_strategy.
237 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
240 * configure.ac: Update test for TLS descriptors: they are
241 supported as of glibc 2.9.
242 * configure: Rebuild.
244 2008-12-11 Ian Lance Taylor <iant@google.com>
247 * target-reloc.h (Default_scan_relocatable_relocs): For each
248 function, map r_type == 0 to RELOC_DISCARD.
250 2008-12-10 Cary Coutant <ccoutant@google.com>
252 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
253 object to override a kept COMDAT group from a plugin object.
255 2008-12-09 Ian Lance Taylor <iant@google.com>
258 * yyscript.y (file_cmd): Handle INPUT.
260 * testsuite/initpri1.c: Change all declarations to be full
261 prototypes by adding void, to avoid compiler warnings.
263 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
265 * options.cc (General_options::parse_plugin_opt): New.
266 (General_options::add_plugin): The argument now is just the filename.
267 (General_options::add_plugin_option): New.
268 * options.h (plugin_opt): New.
269 (add_plugin): Change argument name.
270 (add_plugin_option): New.
271 * plugin.cc (Plugin::load): Don't parse the plugin option.
272 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
273 (Plugin::add_option): New.
274 (Plugin::args_): Change type.
275 (Plugin::filename_): New.
276 (Plugin_manager::add_plugin_option): New.
277 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
278 * testsuite/Makefile.in: Regenerate.
280 2008-12-05 Cary Coutant <ccoutant@google.com>
282 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
283 Handle --strip-lto-sections option.
284 * options.h (strip_lto_sections): New option.
286 2008-12-01 Cary Coutant <ccoutant@google.com>
288 * plugin.cc (ld_plugin_message): Change format parameter to const.
289 Fix mismatch between new[] and delete.
291 2008-11-14 Cary Coutant <ccoutant@google.com>
293 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
296 2008-11-05 Craig Silverstein <csilvers@google.com>
298 * options.cc (General_options::parse_dynamic_list): New function.
299 * options.h (General_options): New flags dynamic_list,
300 dynamic_list_data, dynamic_list_cpp_new, and
301 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
302 (General_options::in_dynamic_list): New function.
303 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
304 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
305 (Lex::can_continue_name): Likewise.
307 (read_script_file): New parameter script_options.
308 (read_dynamic_list): New function.
309 (Script_options::define_dynamic_list): New function.
310 (dynamic_list_keyword_parsecodes): New variable.
311 (dynamic_list_keywords): New variable.
312 * script.h (Script_options::define_dynamic_list): New function
314 (read_dynamic_list): New function prototype.
315 * symtab.cc (strprefix): New macro.
316 (Symbol::should_add_dynsym_entry): Support dynamic_list,
317 dynamic_list_data, dynamic_list_cpp_new, and
318 dynamic_list_cpp_typeinfo.
319 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
320 (dynamic_list_expr): New rule.
321 (dynamic_list_nodes): Likewise.
322 (dynamic_list_node): Likewise.
323 * testsuite/Makefile.am (dynamic_list): New test.
324 * testsuite/Makefile.in: Regenerated.
325 * testsuite/dynamic_list.t: New file.
326 * testsuite/dynamic_list.sh: New file.
328 2008-11-05 Craig Silverstein <csilvers@google.com>
330 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
331 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
332 (t11_last): Likewise.
333 * testsuite/ver_test_6.c (main): Likewise.
335 2008-10-07 Cary Coutant <ccoutant@google.com>
337 * options.c (General_options::finalize): Add check for -static and
339 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
342 2008-10-02 Cary Coutant <ccoutant@google.com>
344 * plugin.cc (make_sized_plugin_object): Fix conditional
345 compilation to work when not all targets are enabled.
347 2008-09-29 Cary Coutant <ccoutant@google.com>
349 * archive.cc (Archive::get_file_and_offset): Use filename instead
350 of name to get library path.
351 (Archive::include_member): Unlock external member of a thin archive.
353 * testsuite/Makefile.am (TEST_AR): New variable.
354 (thin_archive_test_1): New test.
355 (thin_archive_test_2): New test.
356 * testsuite/Makefile.in: Regenerate.
357 * testsuite/thin_archive_main.cc: New file.
358 * testsuite/thin_archive_test_1.cc: New file.
359 * testsuite/thin_archive_test_2.cc: New file.
360 * testsuite/thin_archive_test_3.cc: New file.
361 * testsuite/thin_archive_test_4.cc: New file.
363 2008-09-29 Cary Coutant <ccoutant@google.com>
365 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
366 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
368 (Sized_relobj::do_finalize_local_symbols): Likewise.
369 (Sized_relobj::map_to_kept_section): Likewise.
370 * object.h (Sized_relobj::invalid_address): New constant.
371 (Sized_relobj::do_output_section_offset): Check for invalid_address
373 * output.cc (Output_reloc::local_section_offset): Use constant
374 invalid_address instead of -1U.
375 (Output_reloc::get_address): Likewise.
376 (Output_section::output_address): Change -1U to -1ULL.
377 * output.h (Output_reloc::invalid_address): New constant.
378 * reloc.cc (Sized_relobj::write_sections): Use constant
379 invalid_address instead of -1U.
380 (Sized_relobj::relocate_sections): Likewise.
381 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
382 values for merge sections.
383 * target-reloc.h (relocate_for_relocatable): Use constant
384 invalid_address instead of -1U.
386 2008-09-19 Cary Coutant <ccoutant@google.com>
388 Add plugin functionality for link-time optimization (LTO).
389 * configure.ac (plugins): Add --enable-plugins option.
390 * configure: Regenerate.
391 * config.in: Regenerate.
392 * Makefile.am (LIBDL): New variable.
393 (CCFILES): Add plugin.cc.
394 (HFILES): Add plugin.h.
395 (ldadd_var): Add LIBDL.
396 * Makefile.in: Regenerate.
398 * archive.cc: Include "plugin.h".
399 (Archive::setup): Don't preread archive symbols when using a plugin.
400 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
401 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
403 (Archive::include_member): Add symbols from plugin objects.
404 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
405 * descriptors.cc (Descriptors::open): Check for file descriptors
406 abandoned by plugins.
407 (Descriptors::claim_for_plugin): New function.
408 * descriptors.h (Descriptors::claim_for_plugin): New function.
409 (Open_descriptor::is_claimed): New field.
410 (claim_descriptor_for_plugin): New function.
411 * fileread.cc (File_read::claim_for_plugin): New function.
412 * fileread.h (File_read::claim_for_plugin): New function.
413 (File_read::descriptor): New function.
414 * gold.cc: Include "plugin.h".
415 (queue_initial_tasks): Add task to call plugin hooks for generating
417 * main.cc: Include "plugin.h".
418 (main): Load plugin libraries.
419 * object.h (Pluginobj): Declare.
420 (Object::pluginobj): New function.
421 (Object::do_pluginobj): New function.
422 (Object::set_target): New function.
423 * options.cc: Include "plugin.h".
424 (General_options::parse_plugin): New function.
425 (General_options::General_options): Initialize plugins_ field.
426 (General_options::add_plugin): New function.
427 * options.h (Plugin_manager): Declare.
428 (General_options): Add --plugin option.
429 (General_options::has_plugins): New function.
430 (General_options::plugins): New function.
431 (General_options::add_plugin): New function.
432 (General_options::plugins_): New field.
433 * plugin.cc: New file.
434 * plugin.h: New file.
435 * readsyms.cc: Include "plugin.h".
436 (Read_symbols::do_read_symbols): Check for archive before checking
437 for ELF file. Call plugin hooks to claim files.
438 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
439 from a real object file; force override when processing replacement
441 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
442 (Symbol::init_base_object): Likewise.
443 (Symbol::init_base_output_data): Likewise.
444 (Symbol::init_base_output_segment): Likewise.
445 (Symbol::init_base_constant): Likewise.
446 (Symbol::init_base_undefined): Likewise.
447 (Symbol::output_section): Assert that object is not a plugin.
448 (Symbol_table::add_from_pluginobj): New function.
449 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
451 (Symbol_table::sized_write_globals): Likewise.
452 (Symbol_table::add_from_pluginobj): Instantiate template.
453 * symtab.h (Sized_pluginobj): Declare.
454 (Symbol::in_real_elf): New function.
455 (Symbol::set_in_real_elf): New function.
456 (Symbol::in_real_elf_): New field.
457 (Symbol_table::add_from_pluginobj): New function.
459 * testsuite/Makefile.am (AM_CFLAGS): New variable.
460 (LIBDL): New variable.
462 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
463 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
464 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
465 (MOSTLYCLEANFILES): Likewise.
466 * testsuite/Makefile.in: Regenerate.
467 * testsuite/plugin_test.c: New file.
468 * testsuite/plugin_test_1.sh: New file.
469 * testsuite/plugin_test_2.sh: New file.
471 2008-09-16 Ian Lance Taylor <iant@google.com>
473 * target-reloc.h (relocate_section): Check whether a symbol is
474 defined by the ABI before reporting an undefined symbol error.
475 * target.h (Target::is_defined_by_abi): Make parameter const.
476 (Target::do_is_defined_by_abi): Likewise.
477 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
478 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
479 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
480 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
481 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
482 * testsuite/Makefile.in: Rebuild.
484 * fileread.cc (make_view): Add casts to avoid warning.
486 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
488 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
489 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
491 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
493 * options.h (General_options::output_is_executable): New.
494 (General_options::output_is_pie): New.
495 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
496 for shared libraries.
497 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
499 2008-09-11 Chris Demetriou <cgd@google.com>
501 * options.h (origin): New -z option.
502 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
503 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
506 2008-09-05 Cary Coutant <ccoutant@google.com>
508 * fileread.cc (File_read::make_view): Add check for attempt to map
511 2008-09-05 Cary Coutant <ccoutant@google.com>
513 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
514 explicit instantiations.
516 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
519 * options.cc (General_options::finalize): Allow undefined symbols
520 in shlibs if linking -shared.
523 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
524 symbols as not needing a dynsym entry.
526 2008-08-20 Craig Silverstein <csilvers@google.com>
528 * fileread.cc (File_read::open): Do not lock the file unless it
529 was successfully opened.
531 2008-08-14 Cary Coutant <ccoutant@google.com>
533 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
534 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
535 * testsuite/tls_test.cc (struct int128): 128-bit struct
536 for testing TLS relocs with non-zero addend.
537 (v12): New TLS variable.
539 (t_last): Add check for v12.
540 * testsuite/tls_test.h (t12): New function.
541 * testsuite/tls_test_main.cc (thread_routine): Call new test.
543 2008-08-13 Ian Lance Taylor <iant@google.com>
545 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
546 set tls_segment_ or relro_segment_.
547 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
549 * output.h (Output_section::clear_is_relro): New function.
550 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
551 sections specially even when output_data_ is empty.
552 (Output_segment::maximum_alignment): When first section is relro,
553 only force alignment for PT_LOAD segments.
554 * script.cc (script_data_segment_align): New function.
555 (script_data_segment_relro_end): New function.
556 * script-c.h (script_data_segment_align): Declare.
557 (script_data_segment_relro_end): Declare.
558 * script-sections.h (class Script_sections): Declare
559 data_segment_align and data_segment_relro_end. Add fields
560 segment_align_index_ and saw_relro_end_.
561 * script-sections.cc (class Sections_element): Add set_is_relro
562 virtual function. Add new bool* parameter to place_orphan_here.
563 Add get_output_section virtual function.
564 (class Output_section_definition): Add set_is_relro. Add new
565 bool* parameter to place_orphan_here. Add get_output_section.
567 (Output_section_definition::Output_section_definition): Initialize
568 evaluated_address_, evaluated_load_address, evaluated_addralign_,
569 and is_relro_ fields.
570 (Output_section_definition::place_orphan_here): Add is_relro
572 (Output_section_definition::set_section_addresses): Set relro for
574 (Output_section_definition::alternate_constraint): Likewise.
575 (class Orphan_output_section): Add new bool* parameter to
576 place_orphan_here. Add get_output_section.
577 (Orphan_output_section::place_orphan_here): Add is_relro
579 (Script_sections::Script_sections): Initialize
580 data_segment_align_index_ and saw_relro_end_.
581 (Script_sections::data_segment_align): New function.
582 (Script_sections::data_segment_relro_end): New function.
583 (Script_sections::place_orphan): Set or clear is_relro.
584 (Script_sections::set_section_addresses): Force alignment of first
586 * yyscript.y (exp): Call script_data_segment_align and
587 script_data_segment_relro_end.
588 * testsuite/relro_script_test.t: New file.
589 * testsuite/relro_test.cc (using_script): Declare.
590 (t1, t2): Test using_script.
591 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
592 (relro_script_test_SOURCES): Define.
593 (relro_script_test_DEPENDENCIES): Define.
594 (relro_script_test_LDFLAGS): Define.
595 (relro_script_test_LDADD): Define.
596 (relro_script_test.so): New target.
597 * testsuite/Makefile.in: Rebuild.
599 2008-08-06 Cary Coutant <ccoutant@google.com>
601 * archive.cc (Archive::total_archives, Archive::total_members)
602 (Archive::total_members_loaded): New variables.
603 (Archive::setup): Add parameter. Add option to preread
605 (Archive::read_armap): Add counter.
606 (Archive::get_file_and_offset): New function.
607 (Archive::get_elf_object_for_member): New function.
608 (Archive::read_all_symbols): New function.
609 (Archive::read_symbols): New function.
610 (Archive::add_symbols): Add counters.
611 (Archive::include_all_members): Use armap to find members if it's
613 (Archive::include_member): Skip reading symbols if already read.
614 Factored code into Archive::get_file_and_offset and
615 Archive::get_elf_object_for_member. Changed call to
616 Mapfile::report_include_archive_member.
617 (Archive::print_stats): New function.
618 * archive.h: Declare Object and Read_symbols_data classes.
619 (Archive::Archive): Add initializers for new members.
620 (Archive::setup): Add parameter.
621 (Archive::print_stats): New function.
622 (Archive::total_archives, Archive::total_members)
623 (Archive::total_members_loaded): New variables.
624 (Archive::get_file_and_offset): New function.
625 (Archive::get_elf_object_for_member): New function.
626 (Archive::read_all_symbols): New function.
627 (Archive::read_symbols): New function.
628 (Archive::Archive_member): New class.
629 (Archive::members_): New member.
630 (Archive::num_members_): New member.
631 * main.cc: Include archive.h.
632 (main): Call Archive::print_stats.
633 * mapfile.cc (Mapfile::report_include_archive_member): Delete
634 archive parameter; member_name is now the fully-decorated name.
635 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
636 * options.h: (General_options): Add --preread-archive-symbols option.
637 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
640 2008-08-04 Ian Lance Taylor <iant@google.com>
642 * symtab.h (Symbol::use_plt_offset): New function.
643 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
644 * powerpc.cc (Relocate::relocate): Likewise.
645 * sparc.cc (Relocate::relocate): Likewise.
646 * x86_64.cc (Relocate::relocate): Likewise.
647 * testsuite/weak_plt.sh: New test.
648 * testsuite/weak_plt_main.cc: New test.
649 * testsuite/weak_plt_shared.cc: New test.
650 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
651 (check_PROGRAMS): Add weak_plt.
652 (check_DATA): Add weak_plt_shared.so.
653 (weak_plt_main_pic.o, weak_plt): New targets.
654 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
655 * testsuite/Makefile.in: Rebuild.
657 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
659 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
660 * testsuite/Makefile.in: Rebuild.
662 2008-08-04 Alan Modra <amodra@bigpond.net.au>
664 * Makefile.am (POTFILES.in): Set LC_ALL=C.
665 * Makefile.in: Regenerate.
666 * po/POTFILES.in: Regenerate.
668 2008-07-29 Ian Lance Taylor <iant@google.com>
670 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
671 symbols before other symbols.
672 * testsuite/script_test_2.cc (test_addr): Declare.
673 (test_addr_alias): Declare.
674 (main): Check that test_addr and test_addr_alias have the right
676 * testsuite/script_test_2.t: Define test_addr_alias and
679 2008-07-24 Ian Lance Taylor <iant@google.com>
682 * descriptors.cc: New file.
683 * descriptors.h: New file.
684 * gold-threads.h (class Hold_optional_lock): New class.
685 * fileread.cc: Include "descriptors.h".
686 (File_read::~File_read): Release descriptor rather than closing
688 (File_read::open) [file]: Call open_descriptor rather than open.
689 Set is_descriptor_opened_.
690 (File_read::open) [memory]: Assert that descriptor is not open.
691 (File_read::reopen_descriptor): New function.
692 (File_read::release): Release descriptor.
693 (File_read::do_read): Make non-const. Reopen descriptor.
694 (File_read::read): Make non-const.
695 (File_read::make_view): Reopen descriptor.
696 (File_read::do_readv): Likewise.
697 * fileread.h (class File_read): Add is_descriptor_opened_ field.
699 * layout.cc: Include "descriptors.h".
700 (Layout::create_build_id): Use open_descriptor rather than open.
701 * output.cc: Include "descriptors.h".
702 (Output_file::open): Use open_descriptor rather than open.
703 * archive.cc (Archive::const_iterator): Change Archive to be
705 (Archive::begin, Archive::end): Make non-const.
706 (Archive::count_members): Likewise.
707 * archive.h (class Archive): Update declarations.
708 * object.h (Object::read): Make non-const.
709 * Makefile.am (CCFILES): Add descriptors.cc.
710 (HFILES): Add descriptors.h.
711 * Makefile.in: Rebuild.
714 * gold.h: Always include <clocale>. Add Solaris workarounds
715 following code in binutils/sysdep.h.
718 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
719 this->eh_frame_hdr_ is NULL before using it.
721 * dynobj.cc (Versions::Versions): Update comment.
723 * dynobj.cc (Versions::Versions): If there is an soname, use it as
724 the base version name.
726 * stringpool.cc (Stringpool_template::add_with_length): Set key to
728 (Stringpool_template::set_string_offsets): Subtract one from key
729 before using it as an array index.
730 (Stringpool_template::get_offset_with_length): Likewise.
731 (Stringpool_template::write_to_buffer): Likewise.
732 * stringpool.h (Stringpool_template::get_offset_from_key):
735 2008-07-23 Ian Lance Taylor <iant@google.com>
738 * object.h (Merged_symbol_value::value): Do our best to handle a
742 * script.cc (Version_script_info::get_versions): Don't add empty
743 version tag to return value.
744 (Version_script_info::get_symbol_version_helper): Change return
745 type to bool. Add pversion parameter. Change all callers.
746 (script_register_vers_node): Don't require a non-NULL tag.
747 * script.h (class Version_script_info): Update declarations.
748 (Version_script_info::get_symbol_version): Change return type to
749 bool. Add version parameter. Change all callers.
750 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
751 handling. Handle an empty version from a version script.
752 (Symbol_table::define_special_symbol): Likewise.
753 * testsuite/ver_test_10.script: New file.
754 * testsuite/ver_test_10.sh: New file.
755 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
756 (check_DATA): Add ver_test_10.syms.
757 (ver_test_10.syms, ver_test_10.so): New target.
758 * testsuite/Makefile.in: Rebuild.
760 2008-07-23 Simon Baldwin <simonb@google.com>
762 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
763 to zero for undefined symbols from dynamic libraries.
765 2008-07-23 Ian Lance Taylor <iant@google.com>
767 * symtab.cc (Symbol_table::resolve): Remove version parameter.
769 * symtab.h (class Symbol_table): Update declaration.
770 * testsuite/ver_test_9.cc: New file.
771 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
772 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
773 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
774 (ver_test_9.so, ver_test_9.o): New targets.
775 * testsuite/Makefile.in: Rebuild.
777 2008-07-22 Ian Lance Taylor <iant@google.com>
779 * options.h (class General_options): Define --check-sections.
780 * layout.cc (Layout::set_segment_offsets): Handle
783 * options.h (class General_options): Define -n/--nmagic and
785 * options.cc (General_options::finalize): For -n/--nmagic or
786 -N/--omagic, set -static.
787 * layout.cc (Layout::attach_allocated_section_to_segment): If
788 -N/--omagic, don't put read-only and read-write sections in
790 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
791 finding a read-only segment.
792 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
793 don't set the minimum segment alignment to the common page size,
794 and don't set the file offset to the address modulo the page size.
795 * script-sections.cc (Script_sections::create_segments): If
796 -n/--omagic, don't put read-only and read-write sections in
801 * options.h (class General_options): Add --print-symbol-counts.
802 * main.cc (main): Issue defined symbol report if requested.
803 * archive.cc (Archive::interpret_header): Make into a const member
805 (Archive::add_symbols): Call Input_objects::archive_start and
807 (Archive::const_iterator): Define new class.
808 (Archive::begin, Archive::end): New functions.
809 (Archive::include_all_members): Rewrite to use iterator.
810 (Archive::count_members): New function.
811 * archive.h (class Archive): Update declarations.
812 (Archive::filename): New function.
813 * object.cc: Include "cref.h".
814 (Sized_relobj::Sized_relobj): Initialize defined_count_.
815 (Sized_relobj::do_get_global_symbol_counts): New function.
816 (Input_objects::add_object): Add object to cross-referencer.
817 (Input_objects::archive_start): New function.
818 (Input_objects::archive_stop): New function.
819 (Input_objects::print_symbol_counts): New function.
820 * object.h: Declare Cref and Archive.
821 (Object::get_global_symbol_counts): New function.
822 (Object::do_get_global_symbol_counts): New pure virtual function.
823 (class Sized_relobj): Add defined_count_ field. Update
825 (class Input_objects): Add cref_ field. Update constructor.
827 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
829 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
831 (Sized_dynobj::do_get_global_symbol_counts): New function.
832 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
833 defined_count_. Update declarations. Define Symbols typedef.
834 * symtab.cc (Symbol_table::add_from_relobj): Add defined
835 parameter. Change all callers.
836 (Symbol_table::add_from_dynobj): Add sympointers and defined
837 parameters. Change all callers.
838 * symtab.h (class Symbol_table): Update declarations.
839 * Makefile.am (CCFILES): Add cref.cc.
840 (HFILES): Add cref.h.
841 * Makefile.in: Rebuild.
843 2008-07-22 Simon Baldwin <simonb@google.com>
845 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
846 to zero when writing undefined symbols.
848 2008-07-22 Ian Lance Taylor <iant@google.com>
850 * output.cc (Output_section::add_input_section): Don't try to
851 merge empty merge sections.
853 2008-07-21 Craig Silverstein <csilvers@google.com>
855 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
856 Include symbol version in error message.
858 2008-07-20 Chris Demetriou <cgd@google.com>
860 * configure.ac (gold_cv_c_random_seed): New configured variable.
861 (RANDOM_SEED_CFLAGS): New substituted variable.
862 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
863 * configure: Rebuild.
864 * Makefile.in: Likewise.
865 * testsuite/Makefile.in: Likewise.
867 2008-07-18 Ian Lance Taylor <iant@google.com>
869 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
870 where we see NAME/NULL and NAME/VERSION as separate symbols.
871 * testsuite/ver_test_main.cc (main): Call t4.
873 * testsuite/ver_test_2.cc (t4_2): Define.
874 * testsuite/ver_test_2.script: Put t4_2a in VER2.
875 * testsuite/ver_test_4.cc (t4_2a): Define.
876 * testsuite/ver_test_4.script: Put t4_2a in VER2.
877 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
879 2008-07-17 Ian Lance Taylor <iant@google.com>
881 * dynobj.cc (Versions::add_def): If we give an error about a
882 missing version, go ahead and create the version anyhow.
884 2008-07-10 Ian Lance Taylor <iant@google.com>
886 Handle output sections with more than 0x7fffffff bytes.
887 * object.h (class Relobj): Change map_to_output_ to
888 output_sections_, and just keep a section pointer. Change all
889 uses. Move comdat group support to Sized_relobj.
890 (Relobj::is_section_specially_mapped): Remove.
891 (Relobj::output_section): Remove poff parameter. Change all
893 (Relobj::output_section_offset): New function.
894 (Relobj::set_section_offset): Rewrite.
895 (Relobj::map_to_output): Remove.
896 (Relobj::output_sections): New function.
897 (Relobj::do_output_section_offset): New pure virtual function.
898 (Relobj::do_set_section_offset): Likewise.
899 (class Sized_relobj): Add section_offsets_ field. Add comdat
900 group support from Relobj. Update declarations.
901 (Sized_relobj::get_output_section_offset): New function.
902 (Sized_relobj::do_output_section_offset): New function.
903 (Sized_relobj::do_set_section_offset): New function.
904 * object.cc (Relobj::output_section_address): Remove.
905 (Sized_relobj::Sized_relobj): Initialize new fields.
906 (Sized_relobj::include_section_group): Cast find_kept_object to
908 (Sized_relobj::include_linkonce_section): Likewise.
909 (Sized_relobj::do_layout): Use separate arrays for output section
911 (Sized_relobj::do_count_local_symbols): Change map_to_output to
913 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
914 output_sections and section_offsets.
915 (Sized_relobj::write_local_symbols): Likewise.
916 (map_to_kept_section): Compute output address directly.
917 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
918 output_sections and section_offsets.
919 (Sized_relobj::write_sections): Likewise.
920 (Sized_relobj::relocate_sections): Likewise.
921 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
922 * output.h (class Output_reloc): Update declarations. Change
923 u2_.relobj to Sized_relobj*.
924 (class Output_data_reloc): Change add functions to use
926 * output.cc (Output_reloc::Output_reloc): Change relobj to
928 (Output_reloc::local_section_offset): Change return type to
929 Elf_Addr. Use get_output_section_offset.
930 (Output_reloc::get_address): Likewise.
931 (Output_section::is_input_address_mapped): Don't call
932 is_section_specially_mapped.
933 (Output_section::output_offset): Likewise.
934 (Output_section::output_address): Likewise.
935 (Output_section::starting_output_address): Likewise.
936 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
937 parameter to Sized_relobj*.
938 (Copy_relocs::need_copy_reloc): Likewise.
939 (Copy_relocs::save): Likewise.
940 * copy-relocs.h (class Copy_relocs): Update declarations.
941 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
942 Sized_relobj*. Change relobj_ field to Sized_relobj*.
943 * target-reloc.h (relocate_for_relocatable): Change
944 offset_in_output_section type to Elf_Addr. Change code that uses
946 * layout.cc (Layout::layout): Always set *off.
947 * mapfile.cc (Mapfile::print_input_section): Use
948 output_section_offset.
949 * i386.cc (Target_i386::copy_reloc): Change object parameter to
951 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
952 * sparc.cc (Target_sparc::copy_reloc): Likewise.
953 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
955 2008-07-03 Ian Lance Taylor <iant@google.com>
957 * layout.cc (Layout::include_section): Do not discard unrecognized
960 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
962 * script.cc (Lex::can_continue_name): Make '?' allowable in
963 version-script names.
964 * testsuite/version_script.map: Change glob pattern to use '?'
966 2008-06-30 Manish Singh <yosh@gimp.org>
969 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
972 2008-06-30 Ian Lance Taylor <iant@google.com>
976 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
977 versions]: Don't try to read the value in the contents, since we
978 don't use it. Use the template endianness when writing.
980 2008-06-25 Cary Coutant <ccoutant@google.com>
982 * fileread.cc (File_read::make_view): Assert on zero-length view.
983 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
984 symbol table when there are no symbols to read.
986 2008-06-23 Craig Silverstein <csilvers@google.com>
988 * version.cc (version_string): Bump to 1.7
990 2008-06-18 Craig Silverstein <csilvers@google.com>
992 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
993 constant 0xFFFF to type Valtype.
994 (Powerpc_relocate_functions::rel16_ha): Likewise.
996 2008-06-17 Ian Lance Taylor <iant@google.com>
998 * output.h (Output_section::Input_section): Initialize p2align_ to
999 zero for Output_section_data constructors.
1000 (Output_section::Input_section::addralign): If not an input
1001 section, return the alignment of the Output_section_data.
1002 * testsuite/copy_test.cc: New file.
1003 * testsuite/copy_test_1.cc: New file.
1004 * testsuite/copy_test_2.cc: New file.
1005 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1006 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1007 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1008 (copy_test_1_pic.o, copy_test_1.so): New targets.
1009 (copy_test_2_pic.o, copy_test_2.so): New targets.
1010 * testsuite/Makefile.in: Rebuild.
1012 * script-sections.cc (Script_sections::place_orphan): Initialize
1013 local variable exact.
1015 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1017 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1019 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1020 David S. Miller <davem@davemloft.net>
1022 * powerpc.cc: New file.
1023 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1024 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1025 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1026 * Makefile.in: Rebuild.
1028 2008-06-09 Ian Lance Taylor <iant@google.com>
1030 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1032 (throwing, orig_terminate): New static variables.
1033 (terminate_handler): New static function.
1034 (t2): Set terminate handler.
1036 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1039 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1042 2008-05-30 Cary Coutant <ccoutant@google.com>
1044 * archive.cc (Archive::include_all_members) Correct to step
1045 over symbol table and extended name table in thin archives.
1047 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1050 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1053 2008-05-28 Caleb Howe <cshowe@google.com>
1055 * reduced_debug_output.cc: New file.
1056 * reduced_debug_output.h: New file.
1057 * options.h (class General_options): Add --strip-debug-non-line.
1058 * options.cc (General_options::finalize): Add strip_debug_non_line
1059 to the strip heirarchy.
1060 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1062 * layout.cc: Include "reduced_debug_output.h".
1063 (Layout::Layout): Initialize new fields.
1064 (line_only_debug_sections): New static array.
1065 (is_lines_only_debug_sections): New static inline function.
1066 (Layout::include_section): Handle --strip-debug-non-line.
1067 (Layout::make_output_section): If --strip-debug-non-line, build
1068 new output sections for .debug_abbrev and .debug_info.
1069 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1070 gold. Warn about possible overflow.
1071 (read_signed_LEB_128): Likewise.
1072 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1073 (read_signed_LEB_128): Declare.
1074 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1075 (HFILES): Add reduced_debug_output.h.
1076 * Makefile.in: Rebuild.
1078 2008-05-21 Ian Lance Taylor <iant@google.com>
1080 * mapfile.cc: New file.
1081 * mapfile.h: New file.
1082 * options.h (class General_options): Add -M/--print-map and -Map.
1083 * options.cc (General_options::finalize): Make -M equivalent to
1085 * main.cc: Include <cstdio> and "mapfile.h".
1086 (main): Open mapfile if requested.
1087 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1088 constructor. Change caller.
1089 (queue_initial_tasks): Add mapfile parameter. Change caller.
1090 (queue_middle_tasks): Likewise.
1091 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1093 * archive.cc: Include "mapfile.h".
1094 (Archive::add_symbols): Add mapfile parameter. Change all
1095 callers. Pass mapfile, symbol, and reason to include_member.
1096 (Archive::include_all_members): Add mapfile parameter. Change all
1098 (Archive::include_member): Add mapfile, sym, and why parameters.
1099 Change all callers. Report inclusion to map file.
1100 * archive.h: Include "fileread.h".
1101 (class Archive): Update declarations.
1102 (Archive::file): New const method.
1103 (class Add_archive_symbols): Add mapfile_ field. Update
1104 constructor. Change all callers.
1105 * readsyms.h (class Read_symbols): Likewise.
1106 (class Finish_group): Likewise.
1107 (class Read_script): Likewise.
1108 * common.cc: Include "mapfile.h".
1109 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1111 (Symbol_table::do_allocate_commons): Likewise.
1112 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1113 symbol allocation to mapfile.
1114 * common.h (class Allocate_commons_task): Add mapfile_ field.
1115 Update constructor. Change all callers.
1116 * symtab.h (class Symbol_table): Update declarations.
1117 * layout.cc: Include "mapfile.h".
1118 (Layout_task_runner::run): Print information to mapfile.
1119 (Layout::create_gold_note): Change Output_data_fixed_space to
1120 Output_data_zero_fill.
1121 (Layout::create_build_id): Likewise.
1122 (Layout::print_to_mapfile): New function.
1123 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1124 constructor. Change caller.
1125 (class Layout): Declare print_to_mapfile.
1126 * output.cc (Output_section::Input_section::print_to_mapfile): New
1128 (Output_section::add_input_section): If producing a map, always
1129 add to input_sections_ list.
1130 (Output_section::do_print_to_mapfile): New function.
1131 (Output_segment::print_sections_to_mapfile): New function.
1132 (Output_segment::print_section_list_to_mapfile): New function.
1133 * output.h: Include "mapfile.h".
1134 (Output_data::print_to_mapfile): New function.
1135 (Output_data::do_print_to_mapfile): New virtual function.
1136 (Output_segment_headers::do_print_to_mapfile): New function.
1137 (Output_file_header::do_print_to_mapfile): New function.
1138 (Output_data_const::do_print_to_mapfile): New function.
1139 (class Output_data_const_buffer): Add map_name_ field. Update
1140 constructor. Change all callers. Add do_print_to_mapfile
1142 (class Output_data_fixed_space): Likewise.
1143 (class Output_data_space): Likewise.
1144 (class Output_data_zero_fill): New class.
1145 (Output_data_strtab::do_print_to_mapfile): New function.
1146 (Output_data_reloc_base::do_print_to_mapfile): New function.
1147 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1148 (Output_data_group::do_print_to_mapfile): New function.
1149 (Output_data_got::do_print_to_mapfile): New function.
1150 (Output_data_dynamic::do_print_to_mapfile): New function.
1151 (Output_symtab_xindex::do_print_to_mapfile): New function.
1152 (class Output_section): Declare do_print_to_mapflie. Declare
1153 print_to_mapfile in Input_section.
1154 (class Output_segment): Declare new functions.
1155 * object.h (Sized_relobj::symbol_count): New function.
1156 * script-sections.cc
1157 (Output_section_element_dot_assignment::set_section_addresses):
1158 Change Output_data_fixed_space to Output_data_zero_fill.
1159 (Output_data_expression::do_print_to_mapfile): New function.
1160 * script.cc (read_input_script): Add mapfile parameter. Change
1162 * script.h (read_input_script): Update declaration.
1163 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1164 (Eh_frame::do_print_to_mapfile): New function.
1165 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1166 (Output_merge_string::do_print_to_mapfile): New function.
1167 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1169 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1171 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1173 * Makefile.am (CCFILES): Add mapfile.cc.
1174 (HFILES): Add mapfile.h.
1175 * Makefile.in: Rebuild.
1177 2008-05-19 Ian Lance Taylor <iant@google.com>
1179 * options.h (class General_options): Add -z relro.
1180 * layout.cc (Layout::Layout): Initialize relro_segment_.
1181 (Layout::add_output_section_data): Return the output section.
1182 (Layout::make_output_section): Rcognize relro sections and mark
1184 (Layout::attach_allocated_section_to_segment): Put relro sections
1185 in a PT_GNU_RELRO segment.
1186 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1188 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1190 (Layout::linkonce_mapping): Map d.rel.ro.local to
1192 (Layout::output_section_name): Us .data.rel.ro.local for any
1193 section which begins with that.
1194 * layout.h (class Layout): Update add_output_section_data
1195 declaration. Add relro_segment_ field.
1196 * output.cc (Output_section::Output_section): Initialize is_relro_
1197 and is_relro_local_ fields.
1198 (Output_segment::add_output_section): Group relro sections.
1199 (Output_segment::is_first_section_relro): New function.
1200 (Output_segment::maximum_alignment): If there is a relro section,
1201 align the segment to the common page size.
1202 (Output_segment::set_section_addresses): Track whether we are
1203 looking at relro sections. If the last section is a relro
1204 section, align to the common page size.
1205 (Output_segment::set_section_list_addresses): Add in_relro
1206 parameter. Change all callers. Align to the page size when
1207 moving from relro to non-relro section.
1208 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1210 * output.h (class Output_section): Add is_relro_ and
1211 is_relro_local_ fields.
1212 (Output_section::is_relro): New function.
1213 (Output_section::set_is_relro): New function.
1214 (Output_section::is_relro_local): New function.
1215 (Output_section::set_is_relro_local): New function.
1216 (class Output_segment): Update declarations.
1217 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1218 * sparc.cc (Target_sparc::got_section): Likewise.
1219 * x86_64.cc (Target_x86_64::got_section): Likewise.
1220 * testsuite/relro_test_main.cc: New file.
1221 * testsuite/relro_test.cc: New file.
1222 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1223 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1224 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1225 (relro_test.so, relro_test_pic.o): New targets.
1226 * testsuite/Makefile.in: Rebuild.
1228 2008-05-16 Ian Lance Taylor <iant@google.com>
1230 * output.cc (Output_segment::add_output_section): Remove front
1232 * output.h (class Output_segment): Remove
1233 add_initial_output_section and overloaded add_output_section.
1234 Update declaration of remaining add_output_section.
1235 * layout.cc (Layout::create_interp): Call add_output_section
1236 rather than add_initial_output_section.
1237 (Layout::finish_dynamic_section): Likewise.
1239 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1240 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1241 know the dynamic type.
1242 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1243 field. Initialize it in constructor.
1244 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1245 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1246 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1249 * output.cc (Output_reloc::get_address): Change return type to
1251 * output.h (class Output_reloc): Update get_address declaration.
1252 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1253 for section addresses.
1255 2008-05-09 Ian Lance Taylor <iant@google.com>
1258 * gold.cc (gold_nomem): Use return value of write.
1260 2008-05-08 Ian Lance Taylor <iant@google.com>
1262 * symtab.c (Symbol::init_base_output_data): Add version
1263 parameter. Change all callers.
1264 (Symbol::init_base_output_segment): Likewise.
1265 (Symbol::init_base_constant): Likewise.
1266 (Symbol::init_base_undefined): Likewise.
1267 (Sized_symbol::init_output_data): Likewise.
1268 (Sized_symbol::init_output_segment): Likewise.
1269 (Sized_symbol::init_constant): Likewise.
1270 (Sized_symbol::init_undefined): Likewise.
1271 (Symbol_table::do_define_in_output_data): If the new symbol has a
1272 version, mark it as the default.
1273 (Symbol_table::do_define_in_output_segment): Likewise.
1274 (Symbol_table::do_define_as_constant): Likewise.
1275 * symtab.h (class Symbol): Update declarations.
1276 (class Sized_symbol): Likewise.
1277 * resolve.cc (Symbol::override_version): New function.
1278 (Symbol::override_base): Call override_version.
1279 (Symbol::override_base_with_special): Likewise.
1280 * testsuite/ver_script_8.script: New file.
1281 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1282 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1283 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1284 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1286 2008-05-06 Ian Lance Taylor <iant@google.com>
1289 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1291 (class General_options): Remove existing --undefined, and add
1292 --no-undefined instead. Add new --undefined as synonym for -u.
1293 * archive.cc (Archive::add_symbols): Check whether symbol was
1295 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1296 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1297 all uses. Add IS_UNDEFINED. Update declarations to split
1298 different versions of init_base. Declare init_base_undefined.
1299 (Symbol::is_defined): Handle IS_UNDEFINED.
1300 (Symbol::is_undefined): Likewise.
1301 (Symbol::is_weak_undefined): Call is_undefined.
1302 (Symbol::is_absolute): Handle IS_CONSTANT.
1303 (class Sized_symbol): Update declarations to split different
1304 versions of init. Declare init_undefined.
1305 (class Symbol_table): Declare new functions.
1306 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1308 (Symbol::init_base_output_data): Likewise.
1309 (Symbol::init_base_output_segment): Likewise.
1310 (Symbol::init_base_constant): Likewise.
1311 (Symbol::init_base_undefined): New function.
1312 (Sized_symbol::init_object): Rename from init. Change all
1314 (Sized_symbol::init_output_data): Likewise.
1315 (Sized_symbol::init_output_segment): Likewise.
1316 (Sized_symbol::init_constant): Likewise.
1317 (Sized_symbol::init_undefined): New function.
1318 (Symbol_table::add_undefined_symbols_from_command_line): New
1320 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1322 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1323 (Symbol::output_section): Likewise.
1324 (Symbol::set_output_section): Likewise.
1325 (Symbol_table::sized_finalize_symbol): Likewise.
1326 (Symbol_table::sized_write_globals): Likewise.
1327 * resolve.cc (Symbol_table::should_override): Likewise.
1328 (Symbol::override_base_with_special): Likewise.
1330 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1331 symbol, change it to have default visibility.
1332 * testsuite/protected_1.cc: New file.
1333 * testsuite/protected_2.cc: New file.
1334 * testsuite/protected_3.cc: New file.
1335 * testsuite/protected_main_1.cc: New file.
1336 * testsuite/protected_main_2.cc: New file.
1337 * testsuite/protected_main_3.cc: New file.
1338 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1339 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1340 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1341 (protected_1.so): New target.
1342 (protected_1_pic.o, protected_2_pic.o): New targets.
1343 (protected_3_pic.o): New target.
1344 (check_PROGRAMS): Add protected_2.
1345 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1346 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1347 * testsuite/Makefile.in: Rebuild.
1349 * options.h (DEFINE_var): Add set_user_set_##varname__.
1350 (DEFINE_bool_alias): New macro.
1351 (class General_options): Define -Bstatic using DEFINE_bool_alias
1352 rather than DEFINE_special. Add --undefined as an alias for -z
1354 * options.cc (General_options::parse_Bstatic): Remove.
1356 * options.h (class General_options): Add --fatal-warnings.
1357 * main.cc (main): Implement --fatal-warnings.
1358 * errors.h (Errors::warning_count): New function.
1360 * options.h (class General_options): Add -Bsymbolic-functions.
1361 * symtab.h (Symbol::is_preemptible): Check for
1362 -Bsymbolic-functions.
1364 2008-05-05 Ian Lance Taylor <iant@google.com>
1366 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1367 as noVARNAME rather than no-VARNAME.
1368 (class General_options): Add option -z combreloc.
1369 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1371 (Output_reloc::sort_before) [SHT_REL]: New function.
1372 (Output_reloc::sort_before) [SHT_RELA]: New function.
1373 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1374 Sort_relocs_comparison.
1375 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1376 parameter. Change all callers.
1377 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1378 sort_relocs parameter. Change all callers.
1379 * output.cc (Output_reloc::get_address): New function, broken out
1381 (Output_reloc::write_rel): Call it.
1382 (Output_reloc::compare): New function.
1383 (Output_data_reloc_base::do_write): Optionally sort relocs.
1385 * configure.ac: If targ_extra_obj is set, link it in.
1386 * configure.tgt: Initialize all variables.
1387 (x86_64*): Set targ_extra_obj and targ_extra_size.
1388 * configure: Rebuild.
1390 * object.cc (Sized_relobj::include_section_group): Adjust section
1391 indexes read from group data. Build vector to pass to
1393 * layout.cc (Layout::layout_group): Add flags and shndxes
1394 parameters. Remove contents parameter. Change caller. Update
1395 explicit instantiations.
1396 * layout.h (class Layout): Update layout_group declaration.
1397 * output.cc (Output_data_group::Output_data_group): Add flags and
1398 input_shndxes parameters. Remove contents parameter. Change
1400 (Output_data_group::do_write): Change input_sections_ to
1402 * output.h (class Output_data_group): Update constructor
1403 declaration. Rename input_sections_ to input_shndxes_.
1404 * testsuite/many_sections_test.cc: Add template.
1406 2008-04-30 Cary Coutant <ccoutant@google.com>
1408 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1410 * layout.cc (Layout::include_section): Refactored check for debug
1412 (Layout::add_comdat): Add new parameters. Change type
1413 of signature parameter. Add object and shndx to signatures table.
1414 (Layout::find_kept_object): New function.
1415 * layout.h: Include <cstring>.
1416 (Layout::is_debug_info_section): New function.
1417 (Layout::add_comdat): Add new parameters.
1418 (Layout::find_kept_object): New function.
1419 (Layout::Kept_section): New struct.
1420 (Layout::Signatures): Change type of map range.
1421 * object.cc (Relobj::output_section_address): New function.
1422 (Sized_relobj::include_section_group): Add new parameters. Change
1423 calls to Layout::add_comdat. Change to build table of kept comdat
1424 groups and table mapping discarded sections to kept sections.
1425 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1426 (Sized_relobj::do_layout): Change calls to include_section_group and
1427 include_linkonce_section.
1428 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1429 value to zero when section is discarded.
1430 (Sized_relobj::map_to_kept_section): New function.
1431 * object.h (Relobj::output_section_address): New function.
1432 (Relobj::Comdat_group): New type.
1433 (Relobj::find_comdat_group): New function.
1434 (Relobj::Comdat_group_table): New type.
1435 (Relobj::Kept_comdat_section): New type.
1436 (Relobj::Kept_comdat_section_table): New type.
1437 (Relobj::add_comdat_group): New function.
1438 (Relobj::set_kept_comdat_section): New function.
1439 (Relobj::get_kept_comdat_section): New function.
1440 (Relobj::comdat_groups_): New field.
1441 (Relobj::kept_comdat_sections_): New field.
1442 (Symbol_value::input_value): Update comment.
1443 (Sized_relobj::map_to_kept_section) New function.
1444 (Sized_relobj::include_linkonce_section): Add new parameter.
1445 * target-reloc.h (Comdat_behavior): New type.
1446 (get_comdat_behavior): New function.
1447 (relocate_section): Add code to map a discarded section to the
1448 corresponding kept section when applying a relocation.
1450 2008-04-30 Craig Silverstein <csilvers@google.com>
1452 * dwarf_reader.cc (next_generation_count): New static var.
1453 (Addr2line_cache_entry): New struct.
1454 (addr2line_cache): New static var.
1455 (Dwarf_line_info::one_addr2line): Added caching.
1456 (Dwarf_line_info::clear_addr2line_cache): New function.
1457 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1458 cache-size parameter.
1459 (Dwarf_line_info::one_addr2line_cache): New function.
1460 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1461 new cache-size argument to one_addr2line(), and clear cache.
1463 2008-04-28 Cary Coutant <ccoutant@google.com>
1465 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1466 R_386_PC8 relocations.
1468 2008-04-23 Ian Lance Taylor <iant@google.com>
1470 * object.cc (Sized_relobj::include_section_group): Check for
1471 invalid section group.
1473 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1476 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1477 than read for file header.
1478 * archive.cc (Archive::include_member): Likewise.
1480 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1482 * aclocal.m4: Regenerate.
1483 * configure: Regenerate.
1485 2008-04-19 Ian Lance Taylor <iant@google.com>
1487 * version.cc (version_string): Bump to 1.6.
1489 * testsuite/Makefile.am (many_sections_r_test): New target.
1490 (many_sections_r_test_SOURCES): Remove.
1491 (many_sections_r_test_DEPENDENCIES): Remove.
1492 (many_sections_r_test_LDFLAGS): Remove.
1493 (many_sections_r_test_LDADD): Remove.
1495 * object.cc (Sized_relobj::do_add_symbols): Always pass
1496 local_symbol_count_ to add_from_relobj.
1498 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1499 every thousand variables.
1500 * testsuite/Makefile.in: Rebuild.
1502 * object.cc (Xindex::initialize_symtab_xindex): New function.
1503 (Xindex::read_symtab_xindex): New function.
1504 (Xindex::sym_xindex_to_shndx): New function.
1505 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1507 (Sized_relobj::do_initialize_xindex): New function.
1508 (Sized_relobj::do_read_symbols): Adjust section links.
1509 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1510 parameter. Change all callers.
1511 (Sized_relobj::include_section_group): Adjust section links and
1512 symbol section indexes.
1513 (Sized_relobj::do_layout): Adjust section links.
1514 (Sized_relobj::do_count_local_symbols): Adjust section links and
1515 symbol section indexes.
1516 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1517 ordinary and special symbols.
1518 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1519 dynsym_xindex parameters. Change all callers. Adjust section
1520 links. Use SHN_XINDEX when needed.
1521 (Sized_relobj::get_symbol_location_info): Adjust section links.
1522 Don't get fooled by special symbols.
1523 * object.h (class Xindex): Define.
1524 (class Object): Add xindex_ parameter. Declare virtual functoin
1525 do_initialize_xindex.
1526 (Object::adjust_sym_shndx): New function.
1527 (Object::set_xindex): New protected function.
1528 (class Symbol_value): Add is_ordinary_shndx_ field.
1529 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1530 (Symbol_value::value): Assert ordinary section.
1531 (Symbol_value::initialize_input_to_output_map): Likewise.
1532 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1534 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1536 (class Sized_relobj): Update declarations.
1537 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1538 parameter. Change all callers.
1539 (Sized_relobj::adjust_shndx): New function.
1540 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1542 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1543 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1544 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1545 (Sized_dynobj::read_dynsym_section): Adjust section links.
1546 (Sized_dynobj::read_dynamic): Likewise.
1547 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1549 (Sized_dynobj::do_initialize_xindex): New function.
1550 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1551 do_initialize_xindex.
1552 (Sized_dynobj::adjust_shndx): New function.
1553 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1554 dynsym_xindex_ fields.
1555 (Layout::finalize): Add a call to set_section_indexes before
1556 creating the symtab sections.
1557 (Layout::set_section_indexes): Don't do anything if the section
1558 already has a section index.
1559 (Layout::create_symtab_sections): Add shnum parameter. Change
1560 caller. Create .symtab_shndx section if needed.
1561 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1563 (Layout::allocated_output_section_count): New function.
1564 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1566 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1567 fields. Update declarations.
1568 (Layout::symtab_xindex): New function.
1569 (Layout::dynsym_xindex): New function.
1570 (class Write_symbols_task): Add layout_ field.
1571 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1573 * output.cc (Output_section_headers::Output_section_headers): Add
1574 shstrtab_section parameter. Change all callers.
1575 (Output_section_headers::do_sized_write): Store overflow values
1576 for section count and section string table section index in
1577 section header zero.
1578 (Output_file_header::do_sized_write): Check for overflow of
1579 section count and section string table section index.
1580 (Output_symtab_xindex::do_write): New function.
1581 (Output_symtab_xindex::endian_do_write): New function.
1582 * output.h (class Output_section_headers): Add shstrtab_section_.
1583 Update declarations.
1584 (class Output_symtab_xindex): Define.
1585 (Output_section::has_out_shndx): New function.
1586 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1588 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1590 (Sized_symbol::init): Likewise.
1591 (Symbol::output_section): Check for ordinary symbol.
1592 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1593 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1595 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1596 Change all callers. Simplify handling of symbols from sections
1597 not included in the link.
1598 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1600 (Weak_alias_sorter::operator()): Assert that symbols are
1602 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1604 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1605 parameters. Change all callers.
1606 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1607 symbol distinction. Use SHN_XINDEX when needed.
1608 (Symbol_table::write_section_symbol): Add symtab_xindex
1609 parameter. Change all callers.
1610 (Symbol_table::sized_write_section_symbol): Likewise. Use
1611 SHN_XINDEX when needed.
1612 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1614 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1615 (Symbol::is_defined): Check is_ordinary.
1616 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1617 (Symbol::is_absolute, Symbol::is_common): Likewise.
1618 (class Sized_symbol): Update declarations.
1619 (class Symbol_table): Update declarations.
1620 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1621 parameters. Change all callers.
1622 (Sized_symbol::override): Likewise.
1623 (Symbol_table::override): Likewise.
1624 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1625 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1626 is_ordinary, and orig_st_shndx parameters. Change all callers.
1627 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1628 to be in an ordinary section.
1629 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1630 object and is_ordinary parameters. Change all callers.
1631 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1632 Change all callers. Don't add undefined or non-ordinary symbols
1634 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1636 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1638 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1639 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1640 (Sized_relobj::relocate_sections): Likewise.
1641 * target-reloc.h (scan_relocs): Adjust section symbol index.
1642 (scan_relocatable_relocs): Likewise.
1643 * i386.cc (Scan::local): Check for ordinary symbols.
1644 * sparc.cc (Scan::local): Likewise.
1645 * x86_64.cc (Scan::local): Likewise.
1646 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1647 to symbol_section_and_value.
1648 * testsuite/many_sections_test.cc: New file.
1649 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1650 (check_PROGRAMS): Add many_sections_test.
1651 (many_sections_test_SOURCES): Define.
1652 (many_sections_test_DEPENDENCIES): Define.
1653 (many_sections_test_LDFLAGS): Define.
1654 (BUILT_SOURCES): Add many_sections_define.h.
1655 (many_sections_define.h): New target.
1656 (BUILT_SOURCES): Add many_sections_check.h.
1657 (many_sections_check.h): New target.
1658 (check_PROGRAMS): Add many_sections_r_test.
1659 (many_sections_r_test_SOURCES): Define.
1660 (many_sections_r_test_DEPENDENCIES): Define.
1661 (many_sections_r_test_LDFLAGS): Define.
1662 (many_sections_r_test_LDADD): Define.
1663 (many_sections_r_test.o): New target.
1664 * testsuite/Makefile.in: Rebuild.
1666 2008-04-17 Cary Coutant <ccoutant@google.com>
1668 * errors.cc (Errors::info): New function.
1669 (gold_info): New function.
1670 * errors.h (Errors::info): New function.
1671 * gold.h (gold_info): New function.
1672 * object.cc (Input_objects::add_object): Print trace output.
1673 * options.cc (options::parse_set): New function.
1674 (General_options::parse_wrap): Deleted.
1675 (General_options::General_options): Deleted initializer.
1676 * options.h (options::String_set): New typedef.
1677 (options::parse_set): New function.
1678 (DEFINE_set): New macro.
1679 (General_options::wrap): Changed to use DEFINE_set. Changed
1680 callers of any_wrap_symbols and is_wrap_symbol.
1681 (General_options::trace, General_options::trace_symbol):
1683 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1684 (General_options::wrap_symbols_): Deleted.
1685 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1687 2008-04-17 David S. Miller <davem@davemloft.net>
1689 * options.cc (General_options::parse_V): New function.
1690 * options.h: Add entries for -V and -Qy.
1692 2008-04-17 Ian Lance Taylor <iant@google.com>
1694 * common.cc (Symbol_table::allocate_commons): Remove options
1695 parameter. Change caller.
1696 (Symbol_table::do_allocate_commons): Remove options parameter.
1697 Change caller. Just call do_allocate_commons_list twice.
1698 (Symbol_table::do_allocate_commons_list): New function, broken out
1699 of do_allocate_commons.
1700 * common.h (class Allocate_commons_task): Remove options_ field.
1702 * symtab.cc (Symbol_table::Symbol_table): Initialize
1704 (Symbol_table::add_from_object): Put TLS common symbols on
1706 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1707 which are IN_OUTPUT_DATA.
1708 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1709 allocate_commons and do_allocate_commons declarations. Declare
1710 do_allocate_commons_list.
1711 * gold.cc (queue_middle_tasks): Update creation of
1712 Allocate_commons_task to not pass options.
1713 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1714 (TLS_TEST_C_FLAGS): New variable.
1715 (tls_test_c_pic.o): New target.
1716 (tls_test_shared.so): Link in tls_test_c_pic.o.
1717 (tls_test_c_pic_ie.o): New target.
1718 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1719 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1720 (tls_test_c.o): New target.
1721 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1722 (tls_pic_test_LDADD): Likewise.
1723 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1724 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1725 (tls_test_c_gnu2.o): New target.
1726 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1728 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1729 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1730 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1731 * testsuite/tls_test.cc: Include "config.h".
1732 (t_last): Call t11_last.
1733 * testsuite/tls_test.h (t11, t11_last): Declare.
1734 * testsuite/tls_test_c.c: New file.
1735 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1736 * configure.ac: Check for OpenMP support.
1737 * configure, config.in, Makefile.in: Rebuild.
1738 * testsuite/Makefile.in: Rebuild.
1740 2008-04-16 Cary Coutant <ccoutant@google.com>
1742 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1743 (Target_i386::tls_base_symbol_defined_): New field.
1744 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1745 (Target_i386::Scan::global): Likewise.
1746 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1747 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1748 (Target_x86_64::tls_base_symbol_defined_): New field.
1749 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1750 (Target_x86_64::Scan::global): Likewise.
1752 2008-04-16 Cary Coutant <ccoutant@google.com>
1754 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1755 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1756 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1757 building shared libraries.
1758 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1759 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1760 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1761 * testsuite/Makefile.in: Rebuild.
1762 * testsuite/weak_undef.h: New file.
1763 * testsuite/weak_undef_file1.cc: Add extra test cases.
1764 * testsuite/weak_undef_file2.cc: Likewise.
1765 * testsuite/weak_undef_test.cc: Likewise.
1767 2008-04-16 David S. Miller <davem@davemloft.net>
1769 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1770 Add issued_non_pic_error_ field. Declare check_non_pic.
1771 (Target_sparc::Scan::check_non_pic): New function.
1772 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1773 (Target_sparc::Scan::global): Likewise.
1775 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1776 * configure: Rebuild.
1778 * options.h (DEFINE_enable): New macro.
1779 (new_dtags): New enable option.
1780 (initfirst, interpose, loadfltr, nodefaultlib,
1781 nodelete, nodlopen, nodump): New -z options.
1782 * layout.cc (Layout:finish_dynamic_section): If new
1783 dtags enabled, emit DT_RUNPATH. Also, emit a
1784 DT_FLAGS_1 containing any specified -z flags.
1786 2008-04-16 Ian Lance Taylor <iant@google.com>
1788 * copy-relocs.cc: New file.
1789 * copy-relocs.h: New file.
1790 * reloc.cc: Remove Copy_relocs code.
1791 * reloc.h: Likewise.
1792 * reloc-types.h (struct Reloc_types) [both versions]: Add
1793 get_reloc_addend_noerror.
1794 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1795 variants of add_global which take an addend which must be zero.
1796 * i386.cc: Include "copy-relocs.h".
1797 (class Target_i386): Change type of copy_relocs_ to variable,
1799 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1801 (Target_i386::do_finalize_sections): Change handling of
1803 * sparc.cc: Include "copy-relocs.h".
1804 (class Target_sparc): Change type of copy_relocs_ to variable,
1806 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1808 (Target_sparc::do_finalize_sections): Change handling of
1810 * x86_64.cc: Include "copy-relocs.h".
1811 (class Target_x86_64): Change type of copy_relocs_ to variable,
1813 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1814 class. Change all callers.
1815 (Target_x86_64::do_finalize_sections): Change handling of
1817 * Makefile.am (CCFILES): Add copy-relocs.cc.
1818 (HFILES): Add copy-relocs.h.
1820 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1822 * testsuite/script_test_4.sh: Permit leading zeroes.
1824 2008-04-15 Ian Lance Taylor <iant@google.com>
1826 * script-sections.cc (Script_sections::create_segments): Use
1827 header_size_adjustment even when there is enough room for the
1829 * testsuite/script_test_4.sh: New file.
1830 * testsuite/script_test_4.t: New file.
1831 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1832 (check_DATA): Add script_test_4.stdout.
1833 (MOSTLYCLEANFILES): Likewise.
1834 (script_test_4): New target.
1835 (script_test_4.stdout): New target.
1836 * testsuite/Makefile.in: Rebuild.
1838 * sparc.cc: Add definitions for Output_data_plt_sparc class
1841 2008-04-14 David S. Miller <davem@davemloft.net>
1843 * sparc.cc: New file.
1844 * Makefile.am (TARGETSOURCES): Add sparc.cc
1845 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1846 * configure.tgt: Document targ_extra_size and
1847 targ_extra_big_endian. Add entries for sparc-* and
1849 * configure.ac: Handle targ_extra_size and
1850 targ_extra_big_endian.
1851 * Makefile.in: Rebuild.
1852 * configure: Likewise.
1853 * po/POTFILES.in: Likewise.
1854 * po/gold.pot: Likewise.
1856 2008-04-14 Ian Lance Taylor <iant@google.com>
1858 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1859 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1860 in the name/type/flags to section mapping. Don't call
1861 allocate_output_section.
1862 (Layout::choose_output_section): Change parameter from adjust_name
1863 to is_input_section. Don't permit input sections after sections
1864 are attached to segments. Don't call allocate_output_section.
1865 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1866 not write_enable_output_section.
1867 (Layout::make_output_section): Don't push to
1868 unattached_section_list_ nor call attach_to_segment. Call
1869 attach_section_to_segment if sections are attached.
1870 (Layout::attach_sections_to_segments): New function.
1871 (Layout::attach_section_to_segment): New function.
1872 (Layout::attach_allocated_section_to_segment): Rename from
1873 attach_to_segment. Remove flags parameter.
1874 (Layout::allocate_output_section): Remove function.
1875 (Layout::write_enable_output_section): Remove function.
1876 * layout.h (class Layout): Update for above changes. Add new
1877 field sections_are_attached_.
1878 * output.h (Output_section::update_flags_for_input_section): New
1880 * output.cc (Output_section::add_input_section): Call
1881 update_flags_for_input_section.
1882 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1884 2008-04-11 Cary Coutant <ccoutant@google.com>
1886 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1887 thought unnecessary.
1888 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1890 2008-04-11 Ian Lance Taylor <iant@google.com>
1892 * output.h (class Output_section_data): Remove inline definition
1894 * output.cc (Output_section_data::set_addralign): New function.
1896 2008-04-11 Cary Coutant <ccoutant@google.com>
1898 Add support for TLS descriptors for i386 and x86_64.
1899 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1900 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1901 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1903 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1904 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1905 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1907 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1908 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1909 Fix problem with initial-exec relocations.
1910 (Target_i386::Relocate::relocate_tls): Likewise.
1911 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1913 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1914 support for section-plus-offset dynamic table entries.
1915 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1916 (Output_data_dynamic::Dynamic_entry): Add support for
1917 section-plus-offset dynamic table entries.
1918 (Output_data_dynamic::Classification): Likewise.
1919 (Output_data_dynamic::classification_): Renamed offset_.
1920 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1921 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1922 (Target_x86_64::make_plt_section): New function.
1923 (Target_x86_64::reserve_tlsdesc_entries): New function.
1924 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1925 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1926 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1927 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1928 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1929 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1930 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1931 add extra PLT entry for TLS descriptors.
1932 (Output_data_plt_x86_64::got_): New field.
1933 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1934 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1936 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1938 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1939 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1940 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1941 R_386_TLS_DESC_CALL relocations.
1942 (Target_x86_64::Scan::global): Likewise.
1943 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1944 for TLS descriptors.
1945 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1946 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1947 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1948 GD-to-IE relaxation.
1949 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1950 and TLS_DESCRIPTORS.
1951 * Makefile.in: Rebuild.
1952 * configure: Rebuild.
1953 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1954 (tls_test_shared2.so): New target.
1955 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1956 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1957 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1958 (tls_shared_gd_to_ie_test_LDADD): New variable.
1959 (tls_shared_gnu2_gd_to_ie_test): New target.
1960 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1962 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1963 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1964 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1965 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1966 (tls_shared_gnu2_test): New target.
1967 (tls_test_gnu2_shared.so): New target.
1968 (tls_shared_gnu2_test_SOURCES): New variable.
1969 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1970 (tls_shared_gnu2_test_LDFLAGS): New variable.
1971 (tls_shared_gnu2_test_LDADD): New variable.
1972 * testsuite/Makefile.in: Rebuild.
1973 * testsuite/Makefile.
1975 2008-04-11 Ian Lance Taylor <iant@google.com>
1977 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1979 * testsuite/Makefile.in: Rebuild.
1981 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1983 * testsuite/script_test_2.cc (main): Adjust test.
1985 2008-04-11 David S. Miller <davem@davemloft.net>
1986 Ian Lance Taylor <iant@google.com>
1988 * options.h (General_options): Add entries for '-Y' and
1990 * options.cc (General_options:finalize): If -Y was used, add those
1991 entries to the library path instead of the default "/lib" and
1994 2008-04-11 David S. Miller <davem@davemloft.net>
1996 * testsuite/justsyms.t: Start at 0x100.
1997 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
1998 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2000 * testsuite/script_test_2.cc: Adjust string and section length
2003 2008-04-09 Ian Lance Taylor <iant@google.com>
2006 * script-sections.cc (Sections_element::allocate_to_segment): Add
2008 (Output_section_definition::allocate_to_segment): Likewise.
2009 (Orphan_output_section::allocate_to_segment): Likewise.
2010 (Script_sections::attach_sections_using_phdrs_clause): Don't
2011 propagate non-PT_LOAD segments to orphan sections.
2012 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2013 readelf rather than objdump.
2014 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2015 .interp section and PT_INTERP segment are the same size.
2016 * testsuite/Makefile.in: Rebuild.
2018 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2019 aliases for symbols defined in the same object.
2020 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2021 (weak_alias_test_SOURCES): New variable.
2022 (weak_alias_test_DEPENDENCIES): New variable.
2023 (weak_alias_test_LDFLAGS): New variable.
2024 (weak_alias_test_LDADD): New variable.
2025 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2026 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2027 (weak_alias_test_3.o): New target.
2028 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2029 * testsuite/weak_alias_test_main.cc: New file.
2030 * testsuite/weak_alias_test_1.cc: New file.
2031 * testsuite/weak_alias_test_2.cc: New file.
2032 * testsuite/weak_alias_test_3.cc: New file.
2034 2008-04-08 Ian Lance Taylor <iant@google.com>
2036 * options.h (class General_options): Add --noinhibit-exec option.
2037 * main.cc (main): Check --noinhibit-exec.
2039 * options.h (class General_options): Define --wrap as a special
2040 option. Add wrap_symbols_ field.
2041 (General_options::any_wrap_symbols): New function.
2042 (General_options::is_wrap_symbol): New function.
2043 * options.cc (General_options::parse_wrap): New function.
2044 (General_options::General_options): Initialize wrap_symbols_.
2045 * symtab.cc (Symbol_table::wrap_symbol): New function.
2046 (Symbol_table::add_from_object): Handle --wrap.
2047 * symtab.h (class Symbol_table): Declare wrap_symbol.
2048 * target.h (Target::wrap_char): New function.
2049 (Target::Target_info): Add wrap_char field.
2050 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2051 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2052 * testsuite/testfile.cc (Target_test::test_target_info):
2055 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2058 * layout.h (class Layout): Add added_eh_frame_data_ field.
2059 * layout.cc (Layout::Layout): Initialize new field.
2060 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2061 output section until we find a section we merged successfully.
2062 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2063 that the size be non-zero.
2065 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2068 2008-04-08 Craig Silverstein <csilvers@google.com>
2070 * configure.ac: Export new conditional variable HAVE_ZLIB.
2071 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2073 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2074 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2076 2008-04-07 Ian Lance Taylor <iant@google.com>
2078 * version.cc (version_string): Set to "1.5".
2080 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2081 Add issued_non_pic_error_ field. Declare check_non_pic.
2082 (Target_x86_64::Scan::check_non_pic): New function.
2083 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2084 (Target_x86_64::Scan::global): Likewise.
2086 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2087 addend parameter. Change caller. Handle merge sections.
2088 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2089 Address to Addend. Don't add in the result of
2090 local_section_offset, pass down the addend and use the returned
2092 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2093 Update declarations of local_section_offset and symbol_value.
2094 * testsuite/two_file_test_1.cc (t18): New function.
2095 * testsuite/two_file_test_2.cc (f18): New function.
2096 * testsuite/two_file_test_main.cc (main): Call t18.
2097 * testsuite/two_file_test.h (t18, f18): Declare.
2099 * configure.ac: Don't test for objdump, c++filt, or readelf.
2100 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2102 (TEST_READELF): New variable.
2103 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2104 (check_PROGRAMS): Add two_file_strip_test.
2105 (two_file_strip_test): New target.
2106 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2107 (two_file_same_shared_strip_test_SOURCES): New variable.
2108 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2109 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2110 (two_file_same_shared_strip_test_LDADD): New variable.
2111 (two_file_shared_strip.so): New target.
2112 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2113 (ver_test_5.syms, ver_test_7.syms): Likewise.
2114 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2115 (strip_test_3.stdout): Use TEST_OBJDUMP.
2116 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2118 2008-04-04 Cary Coutant <ccoutant@google.com>
2120 * symtab.h (Symbol::is_weak_undefined): New function.
2121 (Symbol::is_strong_undefined): New function.
2122 (Symbol::is_absolute): New function.
2123 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2124 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2126 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2127 (weak_undef_test): New target.
2128 * testsuite/Makefile.in: Rebuild.
2129 * testsuite/weak_undef_file1.cc: New file.
2130 * testsuite/weak_undef_file2.cc: New file.
2131 * testsuite/weak_undef_test.cc: New file.
2133 2008-04-03 Craig Silverstein <csilvers@google.com>
2135 * compressed_output.h (class Output_compressed_section): Use
2137 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2139 (zlib_compressed_suffix): Removed.
2140 (Output_compressed_section::set_final_data_size): Use unsigned
2142 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2143 Fix linker invocation.
2144 (flagstest_o_specialfile_and_compress_debug_sections):
2146 * testsuite/Makefile.in: Regenerated.
2148 2008-04-02 David S. Miller <davem@davemloft.net>
2150 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2151 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2153 2008-04-02 Craig Silverstein <csilvers@google.com>
2157 2008-04-02 Ian Lance Taylor <iant@google.com>
2159 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2160 parameters. Update for new key type to views_. Change all
2162 (File_read::read): Adjust for byteshift in returned view.
2163 (File_read::add_view): New function, broken out of
2165 (File_read::make_view): New function, broken out of
2167 (File_read::find_or_make_view): Add offset and aligned
2168 parameters. Rewrite accordingly. Change all callers.
2169 (File_read::get_view): Add offset and aligned parameters. Adjust
2170 for byteshift in return value.
2171 (File_read::get_lasting_view): Likewise.
2172 * fileread.h (class File_read): Update declarations.
2173 (class File_read::View): Add byteshift_ field. Add byteshift to
2174 constructor. Add byteshift method.
2175 * archive.h (Archive::clear_uncached_views): New function.
2176 (Archive::get_view): Add aligned parameter. Change all callers.
2177 * object.h (Object::get_view): Add aligned parameter. Change all
2179 (Object::get_lasting_view): Likewise.
2181 * fileread.cc (File_read::release): Don't call clear_views if
2182 there are multiple objects.
2183 * fileread.h (File_read::clear_uncached_views): New function.
2184 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2187 2008-03-31 Cary Coutant <ccoutant@google.com>
2189 Add thin archive support.
2190 * archive.cc (Archive::armagt): New const.
2191 (Archive::setup): Remove task parameter and calls to unlock.
2192 (Archive::unlock_nested_archives): New function.
2193 (Archive::read_header): Add nested_off parameter. Change
2195 (Archive::interpret_header): Likewise.
2196 (Archive::include_all_members): Change to handle thin
2198 (Archive::include_member): Likewise.
2199 * archive.h (Archive::Archive): Add new parameters and
2201 (Archive::armagt): New const.
2202 (Archive::setup): Remove task parameter.
2203 (Archive::unlock_nested_archives): New function.
2204 (Archive::read_header): Add nested_off parameter.
2205 (Archive::interpret_header): Likewise.
2206 (Archive::Nested_archive_table): New typedef.
2207 (Archive::is_thin_archive_): New field.
2208 (Archive::nested_archives_): New field.
2209 (Archive::options_): New field.
2210 (Archive::dirpath_): New field.
2211 (Archive::task_): New field.
2212 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2213 for thin archives. Pass additional parameters to
2214 Archive::Archive. Unlock the archive file after calling
2217 2008-03-29 Ian Lance Taylor <iant@google.com>
2219 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2220 version symbol to be local.
2221 * testsuite/ver_test_4.sh: New file.
2222 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2223 (check_DATA): Add ver_test_4.syms.
2224 (ver_test_4.syms): New target.
2225 * testsuite/Makefile.in: Rebuild.
2228 (Output_section::Input_section_sort_entry::has_priority): New
2230 (Output_section::Input_section_sort_entry::match_file_name): New
2232 (Output_section::Input_section_sort_entry::match_section_name):
2234 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2236 (Output_section::Input_section_sort_entry::match_section_file):
2238 (Output_section::Input_section_sort_compare::operator()): Rewrite
2239 using new Input_section_sort_entry functions. Sort crtbegin and
2240 crtend first. Sort sections with no priority before sections with
2242 * testsuite/initpri1.c (d3): Check j != 4.
2243 (cd5): New constructor/destructor function.
2244 (main): Check j != 2.
2246 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2247 new symbol when resolving, don't call set_is_default.
2248 * testsuite/ver_test_7.cc: New file.
2249 * testsuite/ver_test_7.sh: New file.
2250 * testsuite/Makefile.am (ver_test_7.so): New target.
2251 (ver_test_7.o): New target.
2252 (check_SCRIPTS): Add ver_test_7.sh.
2253 (check_DATA): Add ver_test_7.syms.
2254 (ver_test_7.syms): New target.
2256 2008-03-28 Ian Lance Taylor <iant@google.com>
2258 * layout.cc (Layout::layout): If we see an input section with a
2259 name that needs sorting, set the must_sort flag for the output
2261 (Layout::make_output_section): If the name of the output section
2262 indicates that it might require sorting, set the may_sort flag.
2263 * output.h (Output_section::may_sort_attached_input_sections): New
2265 (Output_section::set_may_sort_attached_input_sections): New
2267 (Output_section::must_sort_attached_input_sections): New
2269 (Output_section::set_must_sort_attached_input_sections): New
2271 (class Output_section): Declare Input_section_sort_entry. Define
2272 Input_section_sort_compare. Declare
2273 sort_attached_input_sections. Add new fields:
2274 may_sort_attached_input_sections_,
2275 must_sort_attached_input_sections_,
2276 attached_input_sections_are_sorted_.
2277 * output.cc (Output_section::Output_section): Initialize new
2279 (Output_section::add_input_section): Add an entry to
2280 input_sections_ if may_sort or must_sort are true.
2281 (Output_section::set_final_data_size): Call
2282 sort_attached_input_sections if necessary.
2283 (Output_section::Input_section_sort_entry): Define new class.
2284 (Output_section::Input_section_sort_compare::operator()): New
2286 (Output_section::sort_attached_input_sections): New function.
2287 * configure.ac: Check whether the compiler supports constructor
2288 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2289 * testsuite/initpri1.c: New file.
2290 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2291 CONSTRUCTOR_PRIORITY.
2292 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2293 (initpri1_LDFLAGS): New variable.
2294 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2296 2008-03-27 Ian Lance Taylor <iant@google.com>
2298 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2299 * testsuite/common_test_1.c: New file.
2300 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2301 (common_test_1_SOURCES): New variable.
2302 (common_test_1_DEPENDENCIES): New variable.
2303 (common_test_1_LDFLAGS): New variable.
2305 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2306 and commons_ correctly when NAME/VERSION does not override
2308 * testsuite/ver_test_6.c: New file.
2309 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2310 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2311 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2313 2008-03-26 Ian Lance Taylor <iant@google.com>
2315 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2316 of an undefined symbol from a version script.
2317 * testsuite/Makefile.am (ver_test_5.so): New target.
2318 (ver_test_5.o): New target.
2319 (check_SCRIPTS): Add ver_test_5.sh.
2320 (check_DATA): Add ver_test_5.syms.
2321 (ver_test_5.syms): New target.
2322 * testsuite/ver_test_5.cc: New file.
2323 * testsuite/ver_test_5.script: New file.
2324 * testsuite/ver_test_5.sh: New file.
2325 * Makefile.in, testsuite/Makefile.in: Rebuild.
2328 Fix problems building gold with gcc 4.3.0.
2329 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2330 (gold_error_at_location, gold_warning_at_location): Use it.
2331 * configure.ac: Check whether we can compile and use a template
2332 function with a printf attribute.
2333 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2334 when jumping over bytes.
2335 * object.cc: Instantiate Object::read_section_data.
2336 * debug.h: Include <cstring>
2337 * dwarf_reader.cc: Include <algorithm>
2338 * main.cc: Include <cstring>.
2339 * options.cc: Include <cstring>.
2340 * output.cc: Include <cstring>.
2341 * script.cc: Include <cstring>.
2342 * script.h: Include <string>.
2343 * symtab.cc: Include <cstring> and <algorithm>.
2344 * target-select.cc: Include <cstring>.
2345 * version.cc: Include <string>.
2346 * testsuite/testmain.cc: Include <cstdlib>.
2347 * configure, config.in: Rebuild.
2349 2008-03-25 Ian Lance Taylor <iant@google.com>
2351 * options.cc: Include "../bfd/bfdver.h".
2352 (options::help): Print bug reporting address.
2354 * version.cc (print_version): Adjust output for current value of
2359 * options.cc (options::help): Print list of supported targets.
2360 * target-select.h: Include <vector>.
2361 (class Target_selector): Make machine_, size_, and is_big_endian_
2362 fields const. Add bfd_name_ and instantiated_target_ fields.
2363 (Target_selector::Target_selector): Add bfd_name parameter.
2364 (Target_selector::recognize): Make non-virtual, call
2366 (Target_selector::recognize_by_name): Make non-virtual, call
2367 do_recognize_by_name.
2368 (Target_selector::supported_names): New function.
2369 (Target_selector::bfd_name): New function.
2370 (Target_selector::do_instantiate_target): New pure virtual
2372 (Target_selector::do_recognize): New virtual function.
2373 (Target_selector::do_recognize_by_name): New virtual function.
2374 (Target_selector::instantiate_target): New private function.
2375 (supported_target_names): Declare.
2376 * target-select.cc (Target_selector::Target_selector): Update for
2377 new parameter and fields.
2378 (select_target_by_name): Check that the name matches before
2379 calling recognize_by_name.
2380 (supported_target_names): New function.
2381 * i386.cc (class Target_selector_i386): Update Target_selector
2382 constructor call. Remove recognize and recognize_by_name. Add
2383 do_instantiate_target.
2384 * x86_64.cc (class Target_selector_x86_64): Likewise.
2385 * testsuite/testfile.cc (class Target_selector_test): Update for
2386 changes to Target_selector.
2388 * README: Rewrite, with some notes on unsupported features.
2390 2008-03-24 Cary Coutant <ccoutant@google.com>
2392 * i386.cc (Target_i386::Got_type): New enum declaration.
2393 (Target_i386::Scan::local): Updated callers of Output_data_got
2395 (Target_i386::Scan::global): Likewise.
2396 (Target_i386::Relocate::relocate): Likewise.
2397 (Target_i386::Relocate::relocate_tls): Likewise.
2398 * object.h (Got_offset_list): New class.
2399 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2400 (Sized_relobj::local_got_offset): Likewise.
2401 (Sized_relobj::set_local_got_offset): Likewise.
2402 (Sized_relobj::local_has_tls_got_offset): Removed.
2403 (Sized_relobj::local_tls_got_offset): Removed.
2404 (Sized_relobj::set_local_tls_got_offset): Removed.
2405 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2406 * output.cc (Output_data_got::add_global): Added got_type parameter.
2407 (Output_data_got::add_global_with_rel): Likewise.
2408 (Output_data_got::add_global_with_rela): Likewise.
2409 (Output_data_got::add_global_pair_with_rel): New function.
2410 (Output_data_got::add_global_pair_with_rela): New function.
2411 (Output_data_got::add_local): Added got_type parameter.
2412 (Output_data_got::add_local_with_rel): Likewise.
2413 (Output_data_got::add_local_with_rela): Likewise.
2414 (Output_data_got::add_local_pair_with_rel): New function.
2415 (Output_data_got::add_local_pair_with_rela): New function.
2416 (Output_data_got::add_global_tls): Removed.
2417 (Output_data_got::add_global_tls_with_rel): Removed.
2418 (Output_data_got::add_global_tls_with_rela): Removed.
2419 (Output_data_got::add_local_tls): Removed.
2420 (Output_data_got::add_local_tls_with_rel): Removed.
2421 (Output_data_got::add_local_tls_with_rela): Removed.
2422 * output.h (Output_data_got::add_global): Added got_type parameter.
2423 (Output_data_got::add_global_with_rel): Likewise.
2424 (Output_data_got::add_global_with_rela): Likewise.
2425 (Output_data_got::add_global_pair_with_rel): New function.
2426 (Output_data_got::add_global_pair_with_rela): New function.
2427 (Output_data_got::add_local): Added got_type parameter.
2428 (Output_data_got::add_local_with_rel): Likewise.
2429 (Output_data_got::add_local_with_rela): Likewise.
2430 (Output_data_got::add_local_pair_with_rel): New function.
2431 (Output_data_got::add_local_pair_with_rela): New function.
2432 (Output_data_got::add_global_tls): Removed.
2433 (Output_data_got::add_global_tls_with_rel): Removed.
2434 (Output_data_got::add_global_tls_with_rela): Removed.
2435 (Output_data_got::add_local_tls): Removed.
2436 (Output_data_got::add_local_tls_with_rel): Removed.
2437 (Output_data_got::add_local_tls_with_rela): Removed.
2438 * resolve.cc (Symbol::override_base_with_special): Removed
2439 reference to has_got_offset_ field.
2440 * symtab.cc (Symbol::init_fields): Replaced initialization
2441 of got_offset_ with got_offsets_. Removed initialization
2443 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2444 (Symbol::got_offset): Likewise.
2445 (Symbol::set_got_offset): Likewise.
2446 (Symbol::has_tls_got_offset): Removed.
2447 (Symbol::tls_got_offset): Removed.
2448 (Symbol::set_tls_got_offset): Removed.
2449 (Symbol::got_offset_): Removed.
2450 (Symbol::tls_mod_got_offset_): Removed.
2451 (Symbol::tls_pair_got_offset_): Removed.
2452 (Symbol::got_offsets_): New field.
2453 (Symbol::has_got_offset): Removed.
2454 (Symbol::has_tls_mod_got_offset): Removed.
2455 (Symbol::has_tls_pair_got_offset): Removed.
2456 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2457 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2459 (Target_x86_64::Scan::global): Likewise.
2460 (Target_x86_64::Relocate::relocate): Likewise.
2461 (Target_x86_64::Relocate::relocate_tls): Likewise.
2463 2008-03-25 Ben Elliston <bje@au.ibm.com>
2465 * yyscript.y: Fix spelling error in comment.
2467 2008-03-24 Ian Lance Taylor <iant@google.com>
2469 * options.h (class General_options): Define build_id option.
2470 * layout.h (class Layout): Declare write_build_id, create_note,
2471 create_build_id. Add build_id_note_ member.
2472 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2473 "libiberty.h", "md5.h", "sha1.h".
2474 (Layout::Layout): Initialize eh_frame_data_,
2475 eh_frame_hdr_section_, and build_id_note_.
2476 (Layout::finalize): Call create_build_id.
2477 (Layout::create_note): New function, broken out of
2478 Layout::create_gold_note.
2479 (Layout::create_gold_note): Call create_note.
2480 (Layout::create_build_id): New function.
2481 (Layout::write_build_id): New function.
2482 (Close_task_runner::run): Call write_build_id.
2484 * x86_64.cc: Correct license to GPLv3.
2486 2008-03-23 Ian Lance Taylor <iant@google.com>
2488 * options.cc: Include "demangle.h".
2489 (parse_optional_string): New function.
2490 (parse_long_option): Handle takes_optional_argument.
2491 (parse_short_option): Update dash_z initializer. Handle
2492 takes_optional_argument.
2493 (General_options::General_options): Initialize do_demangle_.
2494 (General_options::finalize): Set do_demangle_. Handle demangling
2496 * options.h (parse_optional_string): Declare.
2497 (struct One_option): Add optional_arg field. Update constructor.
2498 Update call constructor calls. Add takes_optional_argument
2500 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2501 (DEFINE_optional_string): Define.
2502 (General_options::demangle): Change from DEFINE_bool to
2503 DEFINE_optional_string.
2504 (General_options::no_demangle): New function.
2505 (General_options::do_demangle): New function.
2506 (General_options::set_do_demangle): New function.
2507 (General_options::execstack_status_): Move definition to end of
2509 (General_options::static_): Likewise.
2510 (General_options::do_demangle_): New field.
2511 * object.cc (big_endian>::get_symbol_location_info): Call
2512 Options::do_demangle, not Options::demangle.
2513 * symtab.cc (demangle): Likewise.
2515 2008-03-22 Ian Lance Taylor <iant@google.com>
2517 * gold.h: Include <cstddef> and <sys/types.h>
2518 * options.h: Include <cstring>.
2520 2008-03-21 Ian Lance Taylor <iant@google.com>
2522 * Added source code to GNU binutils.
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