1 2009-01-14 Cary Coutant <ccoutant@google.com>
3 * archive.cc (Archive::get_elf_object_for_member): Remove call
4 to File_read::claim_for_plugin.
5 * descriptors.cc (Descriptors::open): Remove reference to
7 (Descriptors::claim_for_plugin): Remove.
8 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9 (Descriptors::is_claimed): Remove.
10 (claim_descriptor_for_plugin): Remove.
11 * fileread.cc (File_read::claim_for_plugin): Remove.
12 * fileread.h (File_read::claim_for_plugin): Remove.
13 (File_read::descriptor): Reopen descriptor if necessary.
14 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
15 (Plugin_manager::all_symbols_read): Add task parameter. Change
17 (Plugin_manager::get_input_file): New function.
18 (Plugin_manager::release_input_file): New function.
19 (Pluginobj::Pluginobj): Add filesize parameter and initialize
20 corresponding data member.
21 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
22 and pass to base constructor. Change all callers.
23 (get_input_file, release_input_file): New functions.
24 (make_sized_plugin_object): Add filesize parameter. Change all callers.
25 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
26 (Plugin_manager::all_symbols_read): Add task parameter.
27 (Plugin_manager::get_input_file): New function.
28 (Plugin_manager::release_input_file): New function.
29 (Plugin_manager::task_): New data member.
30 (Pluginobj::Pluginobj): Add filesize parameter.
31 (Pluginobj::filename): New function.
32 (Pluginobj::descriptor): New function.
33 (Pluginobj::filesize): New function.
34 (Pluginobj::filesize_): New data member.
35 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
36 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
37 File_read::claim_for_plugin; use Object::unlock to unlock the file.
39 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
40 with archive libraries.
41 * testsuite/Makefile.in: Regenerate.
42 * testsuite/plugin_test.c (struct sym_info): New type.
43 (get_input_file, release_input_file): New static variables.
44 (onload): Capture new transfer vector entries.
45 (claim_file_hook): Stop reading at end of file according to filesize.
46 Factor out parsing of readelf output into separate function.
47 (all_symbols_read_hook): Exercise get_input_file and release_input_file
48 APIs and get the source file name from the symbol table. Convert
49 source file name to corresponding object file name. Print info
50 message when adding new input files.
51 (parse_readelf_line): New function.
52 * testsuite/plugin_test_1.sh: Add checks for new info messages.
53 * testsuite/plugin_test_2.sh: Likewise.
54 * testsuite/plugin_test_3.sh: Likewise.
55 * testsuite/plugin_test_4.sh: New test case.
57 2009-01-07 Ian Lance Taylor <iant@google.com>
59 * version.cc (version_string): Bump to 1.8.
61 2008-12-23 Cary Coutant <ccoutant@google.com>
63 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
64 * plugin.cc (Plugin_manager::finish): Rename as
65 layout_deferred_objects. Move cleanup to separate function.
66 (Plugin_manager::cleanup): New function.
67 (Plugin_finish::run): Call layout_deferred_objects and cleanup
69 * plugin.h (Plugin_manager::finish): Rename as
70 layout_deferred_objects.
71 (Plugin_manager::cleanup): New function.
72 (Plugin_manager::cleanup_done): New field.
74 2008-12-23 Cary Coutant <ccoutant@google.com>
76 * plugin.cc (is_visible_from_outside): New function.
77 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
78 so we don't return "IR only" status for exported symbols or -r links.
80 * testsuite/Makefile.am (plugin_test_3): New test case.
81 * testsuite/Makefile.in: Regenerate.
82 * testsuite/plugin_test_3.sh: New file.
84 2008-12-22 Cary Coutant <ccoutant@google.com>
86 * object.cc (Sized_relobj::layout_section): New function.
87 (Sized_relobj::do_layout): Defer layout of input sections until after
88 plugin has provided replacement files.
89 (Sized_relobj::do_layout_deferred_sections): New function.
90 * object.h (Relobj::set_section_offset): Remove virtual keyword.
91 (Relobj::layout_deferred_sections): New function.
92 (Relobj::do_layout_deferred_sections): New function.
93 (Sized_relobj::do_layout_deferred_sections): New function.
94 (Sized_relobj::layout_section): New function.
95 (Sized_relobj::Deferred_layout): New structure.
96 (Sized_relobj::deferred_layout_): New field.
97 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
98 Change all callers. Layout deferred sections.
99 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
101 (Plugin_hook::run): Move code from do_plugin_hook inline.
102 (Plugin_hook::do_plugin_hook): Remove.
103 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
104 (Plugin_manager::finish): Renamed, was cleanup.
105 (Plugin_manager::should_defer_layout): New function.
106 (Plugin_manager::add_deferred_layout_object): New function.
107 (Plugin_manager::Deferred_layout_list): New type.
108 (Plugin_manager::deferred_layout_objects_): New field.
109 (Plugin_hook::do_plugin_hook): Remove.
111 2008-12-17 Ian Lance Taylor <iant@google.com>
113 * options.h (class General_options): Add --no case for
116 2008-12-16 Cary Coutant <ccoutant@google.com>
118 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
120 (Plugin_manager::claim_file): Create plugin object even if
121 plugin did not call the add_symbols callback.
122 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
123 asking for more symbols than were added.
124 * testsuite/Makefile.am (plugin_test_1): Add test case with
126 (empty.syms): New target.
127 * testsuite/Makefile.in: Regenerate.
128 * testsuite/plugin_test.c (claim_file_hook): Add new debug
129 message. Don't call add_symbols if no globals.
130 (all_symbols_read_hook): Don't provide replacement for empty
133 2008-12-12 Ian Lance Taylor <iant@google.com>
135 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
136 r_type == 0 for a local symbol with r_sym == 0.
137 (scan_relocatable_relocs): Pass r_sym to
138 local_non_section_strategy.
139 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
142 * configure.ac: Update test for TLS descriptors: they are
143 supported as of glibc 2.9.
144 * configure: Rebuild.
146 2008-12-11 Ian Lance Taylor <iant@google.com>
149 * target-reloc.h (Default_scan_relocatable_relocs): For each
150 function, map r_type == 0 to RELOC_DISCARD.
152 2008-12-10 Cary Coutant <ccoutant@google.com>
154 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
155 object to override a kept COMDAT group from a plugin object.
157 2008-12-09 Ian Lance Taylor <iant@google.com>
160 * yyscript.y (file_cmd): Handle INPUT.
162 * testsuite/initpri1.c: Change all declarations to be full
163 prototypes by adding void, to avoid compiler warnings.
165 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
167 * options.cc (General_options::parse_plugin_opt): New.
168 (General_options::add_plugin): The argument now is just the filename.
169 (General_options::add_plugin_option): New.
170 * options.h (plugin_opt): New.
171 (add_plugin): Change argument name.
172 (add_plugin_option): New.
173 * plugin.cc (Plugin::load): Don't parse the plugin option.
174 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
175 (Plugin::add_option): New.
176 (Plugin::args_): Change type.
177 (Plugin::filename_): New.
178 (Plugin_manager::add_plugin_option): New.
179 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
180 * testsuite/Makefile.in: Regenerate.
182 2008-12-05 Cary Coutant <ccoutant@google.com>
184 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
185 Handle --strip-lto-sections option.
186 * options.h (strip_lto_sections): New option.
188 2008-12-01 Cary Coutant <ccoutant@google.com>
190 * plugin.cc (ld_plugin_message): Change format parameter to const.
191 Fix mismatch between new[] and delete.
193 2008-11-14 Cary Coutant <ccoutant@google.com>
195 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
198 2008-11-05 Craig Silverstein <csilvers@google.com>
200 * options.cc (General_options::parse_dynamic_list): New function.
201 * options.h (General_options): New flags dynamic_list,
202 dynamic_list_data, dynamic_list_cpp_new, and
203 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
204 (General_options::in_dynamic_list): New function.
205 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
206 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
207 (Lex::can_continue_name): Likewise.
209 (read_script_file): New parameter script_options.
210 (read_dynamic_list): New function.
211 (Script_options::define_dynamic_list): New function.
212 (dynamic_list_keyword_parsecodes): New variable.
213 (dynamic_list_keywords): New variable.
214 * script.h (Script_options::define_dynamic_list): New function
216 (read_dynamic_list): New function prototype.
217 * symtab.cc (strprefix): New macro.
218 (Symbol::should_add_dynsym_entry): Support dynamic_list,
219 dynamic_list_data, dynamic_list_cpp_new, and
220 dynamic_list_cpp_typeinfo.
221 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
222 (dynamic_list_expr): New rule.
223 (dynamic_list_nodes): Likewise.
224 (dynamic_list_node): Likewise.
225 * testsuite/Makefile.am (dynamic_list): New test.
226 * testsuite/Makefile.in: Regenerated.
227 * testsuite/dynamic_list.t: New file.
228 * testsuite/dynamic_list.sh: New file.
230 2008-11-05 Craig Silverstein <csilvers@google.com>
232 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
233 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
234 (t11_last): Likewise.
235 * testsuite/ver_test_6.c (main): Likewise.
237 2008-10-07 Cary Coutant <ccoutant@google.com>
239 * options.c (General_options::finalize): Add check for -static and
241 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
244 2008-10-02 Cary Coutant <ccoutant@google.com>
246 * plugin.cc (make_sized_plugin_object): Fix conditional
247 compilation to work when not all targets are enabled.
249 2008-09-29 Cary Coutant <ccoutant@google.com>
251 * archive.cc (Archive::get_file_and_offset): Use filename instead
252 of name to get library path.
253 (Archive::include_member): Unlock external member of a thin archive.
255 * testsuite/Makefile.am (TEST_AR): New variable.
256 (thin_archive_test_1): New test.
257 (thin_archive_test_2): New test.
258 * testsuite/Makefile.in: Regenerate.
259 * testsuite/thin_archive_main.cc: New file.
260 * testsuite/thin_archive_test_1.cc: New file.
261 * testsuite/thin_archive_test_2.cc: New file.
262 * testsuite/thin_archive_test_3.cc: New file.
263 * testsuite/thin_archive_test_4.cc: New file.
265 2008-09-29 Cary Coutant <ccoutant@google.com>
267 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
268 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
270 (Sized_relobj::do_finalize_local_symbols): Likewise.
271 (Sized_relobj::map_to_kept_section): Likewise.
272 * object.h (Sized_relobj::invalid_address): New constant.
273 (Sized_relobj::do_output_section_offset): Check for invalid_address
275 * output.cc (Output_reloc::local_section_offset): Use constant
276 invalid_address instead of -1U.
277 (Output_reloc::get_address): Likewise.
278 (Output_section::output_address): Change -1U to -1ULL.
279 * output.h (Output_reloc::invalid_address): New constant.
280 * reloc.cc (Sized_relobj::write_sections): Use constant
281 invalid_address instead of -1U.
282 (Sized_relobj::relocate_sections): Likewise.
283 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
284 values for merge sections.
285 * target-reloc.h (relocate_for_relocatable): Use constant
286 invalid_address instead of -1U.
288 2008-09-19 Cary Coutant <ccoutant@google.com>
290 Add plugin functionality for link-time optimization (LTO).
291 * configure.ac (plugins): Add --enable-plugins option.
292 * configure: Regenerate.
293 * config.in: Regenerate.
294 * Makefile.am (LIBDL): New variable.
295 (CCFILES): Add plugin.cc.
296 (HFILES): Add plugin.h.
297 (ldadd_var): Add LIBDL.
298 * Makefile.in: Regenerate.
300 * archive.cc: Include "plugin.h".
301 (Archive::setup): Don't preread archive symbols when using a plugin.
302 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
303 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
305 (Archive::include_member): Add symbols from plugin objects.
306 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
307 * descriptors.cc (Descriptors::open): Check for file descriptors
308 abandoned by plugins.
309 (Descriptors::claim_for_plugin): New function.
310 * descriptors.h (Descriptors::claim_for_plugin): New function.
311 (Open_descriptor::is_claimed): New field.
312 (claim_descriptor_for_plugin): New function.
313 * fileread.cc (File_read::claim_for_plugin): New function.
314 * fileread.h (File_read::claim_for_plugin): New function.
315 (File_read::descriptor): New function.
316 * gold.cc: Include "plugin.h".
317 (queue_initial_tasks): Add task to call plugin hooks for generating
319 * main.cc: Include "plugin.h".
320 (main): Load plugin libraries.
321 * object.h (Pluginobj): Declare.
322 (Object::pluginobj): New function.
323 (Object::do_pluginobj): New function.
324 (Object::set_target): New function.
325 * options.cc: Include "plugin.h".
326 (General_options::parse_plugin): New function.
327 (General_options::General_options): Initialize plugins_ field.
328 (General_options::add_plugin): New function.
329 * options.h (Plugin_manager): Declare.
330 (General_options): Add --plugin option.
331 (General_options::has_plugins): New function.
332 (General_options::plugins): New function.
333 (General_options::add_plugin): New function.
334 (General_options::plugins_): New field.
335 * plugin.cc: New file.
336 * plugin.h: New file.
337 * readsyms.cc: Include "plugin.h".
338 (Read_symbols::do_read_symbols): Check for archive before checking
339 for ELF file. Call plugin hooks to claim files.
340 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
341 from a real object file; force override when processing replacement
343 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
344 (Symbol::init_base_object): Likewise.
345 (Symbol::init_base_output_data): Likewise.
346 (Symbol::init_base_output_segment): Likewise.
347 (Symbol::init_base_constant): Likewise.
348 (Symbol::init_base_undefined): Likewise.
349 (Symbol::output_section): Assert that object is not a plugin.
350 (Symbol_table::add_from_pluginobj): New function.
351 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
353 (Symbol_table::sized_write_globals): Likewise.
354 (Symbol_table::add_from_pluginobj): Instantiate template.
355 * symtab.h (Sized_pluginobj): Declare.
356 (Symbol::in_real_elf): New function.
357 (Symbol::set_in_real_elf): New function.
358 (Symbol::in_real_elf_): New field.
359 (Symbol_table::add_from_pluginobj): New function.
361 * testsuite/Makefile.am (AM_CFLAGS): New variable.
362 (LIBDL): New variable.
364 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
365 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
366 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
367 (MOSTLYCLEANFILES): Likewise.
368 * testsuite/Makefile.in: Regenerate.
369 * testsuite/plugin_test.c: New file.
370 * testsuite/plugin_test_1.sh: New file.
371 * testsuite/plugin_test_2.sh: New file.
373 2008-09-16 Ian Lance Taylor <iant@google.com>
375 * target-reloc.h (relocate_section): Check whether a symbol is
376 defined by the ABI before reporting an undefined symbol error.
377 * target.h (Target::is_defined_by_abi): Make parameter const.
378 (Target::do_is_defined_by_abi): Likewise.
379 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
380 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
381 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
382 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
383 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
384 * testsuite/Makefile.in: Rebuild.
386 * fileread.cc (make_view): Add casts to avoid warning.
388 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
390 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
391 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
393 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
395 * options.h (General_options::output_is_executable): New.
396 (General_options::output_is_pie): New.
397 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
398 for shared libraries.
399 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
401 2008-09-11 Chris Demetriou <cgd@google.com>
403 * options.h (origin): New -z option.
404 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
405 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
408 2008-09-05 Cary Coutant <ccoutant@google.com>
410 * fileread.cc (File_read::make_view): Add check for attempt to map
413 2008-09-05 Cary Coutant <ccoutant@google.com>
415 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
416 explicit instantiations.
418 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
421 * options.cc (General_options::finalize): Allow undefined symbols
422 in shlibs if linking -shared.
425 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
426 symbols as not needing a dynsym entry.
428 2008-08-20 Craig Silverstein <csilvers@google.com>
430 * fileread.cc (File_read::open): Do not lock the file unless it
431 was successfully opened.
433 2008-08-14 Cary Coutant <ccoutant@google.com>
435 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
436 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
437 * testsuite/tls_test.cc (struct int128): 128-bit struct
438 for testing TLS relocs with non-zero addend.
439 (v12): New TLS variable.
441 (t_last): Add check for v12.
442 * testsuite/tls_test.h (t12): New function.
443 * testsuite/tls_test_main.cc (thread_routine): Call new test.
445 2008-08-13 Ian Lance Taylor <iant@google.com>
447 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
448 set tls_segment_ or relro_segment_.
449 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
451 * output.h (Output_section::clear_is_relro): New function.
452 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
453 sections specially even when output_data_ is empty.
454 (Output_segment::maximum_alignment): When first section is relro,
455 only force alignment for PT_LOAD segments.
456 * script.cc (script_data_segment_align): New function.
457 (script_data_segment_relro_end): New function.
458 * script-c.h (script_data_segment_align): Declare.
459 (script_data_segment_relro_end): Declare.
460 * script-sections.h (class Script_sections): Declare
461 data_segment_align and data_segment_relro_end. Add fields
462 segment_align_index_ and saw_relro_end_.
463 * script-sections.cc (class Sections_element): Add set_is_relro
464 virtual function. Add new bool* parameter to place_orphan_here.
465 Add get_output_section virtual function.
466 (class Output_section_definition): Add set_is_relro. Add new
467 bool* parameter to place_orphan_here. Add get_output_section.
469 (Output_section_definition::Output_section_definition): Initialize
470 evaluated_address_, evaluated_load_address, evaluated_addralign_,
471 and is_relro_ fields.
472 (Output_section_definition::place_orphan_here): Add is_relro
474 (Output_section_definition::set_section_addresses): Set relro for
476 (Output_section_definition::alternate_constraint): Likewise.
477 (class Orphan_output_section): Add new bool* parameter to
478 place_orphan_here. Add get_output_section.
479 (Orphan_output_section::place_orphan_here): Add is_relro
481 (Script_sections::Script_sections): Initialize
482 data_segment_align_index_ and saw_relro_end_.
483 (Script_sections::data_segment_align): New function.
484 (Script_sections::data_segment_relro_end): New function.
485 (Script_sections::place_orphan): Set or clear is_relro.
486 (Script_sections::set_section_addresses): Force alignment of first
488 * yyscript.y (exp): Call script_data_segment_align and
489 script_data_segment_relro_end.
490 * testsuite/relro_script_test.t: New file.
491 * testsuite/relro_test.cc (using_script): Declare.
492 (t1, t2): Test using_script.
493 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
494 (relro_script_test_SOURCES): Define.
495 (relro_script_test_DEPENDENCIES): Define.
496 (relro_script_test_LDFLAGS): Define.
497 (relro_script_test_LDADD): Define.
498 (relro_script_test.so): New target.
499 * testsuite/Makefile.in: Rebuild.
501 2008-08-06 Cary Coutant <ccoutant@google.com>
503 * archive.cc (Archive::total_archives, Archive::total_members)
504 (Archive::total_members_loaded): New variables.
505 (Archive::setup): Add parameter. Add option to preread
507 (Archive::read_armap): Add counter.
508 (Archive::get_file_and_offset): New function.
509 (Archive::get_elf_object_for_member): New function.
510 (Archive::read_all_symbols): New function.
511 (Archive::read_symbols): New function.
512 (Archive::add_symbols): Add counters.
513 (Archive::include_all_members): Use armap to find members if it's
515 (Archive::include_member): Skip reading symbols if already read.
516 Factored code into Archive::get_file_and_offset and
517 Archive::get_elf_object_for_member. Changed call to
518 Mapfile::report_include_archive_member.
519 (Archive::print_stats): New function.
520 * archive.h: Declare Object and Read_symbols_data classes.
521 (Archive::Archive): Add initializers for new members.
522 (Archive::setup): Add parameter.
523 (Archive::print_stats): New function.
524 (Archive::total_archives, Archive::total_members)
525 (Archive::total_members_loaded): New variables.
526 (Archive::get_file_and_offset): New function.
527 (Archive::get_elf_object_for_member): New function.
528 (Archive::read_all_symbols): New function.
529 (Archive::read_symbols): New function.
530 (Archive::Archive_member): New class.
531 (Archive::members_): New member.
532 (Archive::num_members_): New member.
533 * main.cc: Include archive.h.
534 (main): Call Archive::print_stats.
535 * mapfile.cc (Mapfile::report_include_archive_member): Delete
536 archive parameter; member_name is now the fully-decorated name.
537 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
538 * options.h: (General_options): Add --preread-archive-symbols option.
539 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
542 2008-08-04 Ian Lance Taylor <iant@google.com>
544 * symtab.h (Symbol::use_plt_offset): New function.
545 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
546 * powerpc.cc (Relocate::relocate): Likewise.
547 * sparc.cc (Relocate::relocate): Likewise.
548 * x86_64.cc (Relocate::relocate): Likewise.
549 * testsuite/weak_plt.sh: New test.
550 * testsuite/weak_plt_main.cc: New test.
551 * testsuite/weak_plt_shared.cc: New test.
552 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
553 (check_PROGRAMS): Add weak_plt.
554 (check_DATA): Add weak_plt_shared.so.
555 (weak_plt_main_pic.o, weak_plt): New targets.
556 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
557 * testsuite/Makefile.in: Rebuild.
559 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
561 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
562 * testsuite/Makefile.in: Rebuild.
564 2008-08-04 Alan Modra <amodra@bigpond.net.au>
566 * Makefile.am (POTFILES.in): Set LC_ALL=C.
567 * Makefile.in: Regenerate.
568 * po/POTFILES.in: Regenerate.
570 2008-07-29 Ian Lance Taylor <iant@google.com>
572 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
573 symbols before other symbols.
574 * testsuite/script_test_2.cc (test_addr): Declare.
575 (test_addr_alias): Declare.
576 (main): Check that test_addr and test_addr_alias have the right
578 * testsuite/script_test_2.t: Define test_addr_alias and
581 2008-07-24 Ian Lance Taylor <iant@google.com>
584 * descriptors.cc: New file.
585 * descriptors.h: New file.
586 * gold-threads.h (class Hold_optional_lock): New class.
587 * fileread.cc: Include "descriptors.h".
588 (File_read::~File_read): Release descriptor rather than closing
590 (File_read::open) [file]: Call open_descriptor rather than open.
591 Set is_descriptor_opened_.
592 (File_read::open) [memory]: Assert that descriptor is not open.
593 (File_read::reopen_descriptor): New function.
594 (File_read::release): Release descriptor.
595 (File_read::do_read): Make non-const. Reopen descriptor.
596 (File_read::read): Make non-const.
597 (File_read::make_view): Reopen descriptor.
598 (File_read::do_readv): Likewise.
599 * fileread.h (class File_read): Add is_descriptor_opened_ field.
601 * layout.cc: Include "descriptors.h".
602 (Layout::create_build_id): Use open_descriptor rather than open.
603 * output.cc: Include "descriptors.h".
604 (Output_file::open): Use open_descriptor rather than open.
605 * archive.cc (Archive::const_iterator): Change Archive to be
607 (Archive::begin, Archive::end): Make non-const.
608 (Archive::count_members): Likewise.
609 * archive.h (class Archive): Update declarations.
610 * object.h (Object::read): Make non-const.
611 * Makefile.am (CCFILES): Add descriptors.cc.
612 (HFILES): Add descriptors.h.
613 * Makefile.in: Rebuild.
616 * gold.h: Always include <clocale>. Add Solaris workarounds
617 following code in binutils/sysdep.h.
620 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
621 this->eh_frame_hdr_ is NULL before using it.
623 * dynobj.cc (Versions::Versions): Update comment.
625 * dynobj.cc (Versions::Versions): If there is an soname, use it as
626 the base version name.
628 * stringpool.cc (Stringpool_template::add_with_length): Set key to
630 (Stringpool_template::set_string_offsets): Subtract one from key
631 before using it as an array index.
632 (Stringpool_template::get_offset_with_length): Likewise.
633 (Stringpool_template::write_to_buffer): Likewise.
634 * stringpool.h (Stringpool_template::get_offset_from_key):
637 2008-07-23 Ian Lance Taylor <iant@google.com>
640 * object.h (Merged_symbol_value::value): Do our best to handle a
644 * script.cc (Version_script_info::get_versions): Don't add empty
645 version tag to return value.
646 (Version_script_info::get_symbol_version_helper): Change return
647 type to bool. Add pversion parameter. Change all callers.
648 (script_register_vers_node): Don't require a non-NULL tag.
649 * script.h (class Version_script_info): Update declarations.
650 (Version_script_info::get_symbol_version): Change return type to
651 bool. Add version parameter. Change all callers.
652 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
653 handling. Handle an empty version from a version script.
654 (Symbol_table::define_special_symbol): Likewise.
655 * testsuite/ver_test_10.script: New file.
656 * testsuite/ver_test_10.sh: New file.
657 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
658 (check_DATA): Add ver_test_10.syms.
659 (ver_test_10.syms, ver_test_10.so): New target.
660 * testsuite/Makefile.in: Rebuild.
662 2008-07-23 Simon Baldwin <simonb@google.com>
664 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
665 to zero for undefined symbols from dynamic libraries.
667 2008-07-23 Ian Lance Taylor <iant@google.com>
669 * symtab.cc (Symbol_table::resolve): Remove version parameter.
671 * symtab.h (class Symbol_table): Update declaration.
672 * testsuite/ver_test_9.cc: New file.
673 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
674 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
675 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
676 (ver_test_9.so, ver_test_9.o): New targets.
677 * testsuite/Makefile.in: Rebuild.
679 2008-07-22 Ian Lance Taylor <iant@google.com>
681 * options.h (class General_options): Define --check-sections.
682 * layout.cc (Layout::set_segment_offsets): Handle
685 * options.h (class General_options): Define -n/--nmagic and
687 * options.cc (General_options::finalize): For -n/--nmagic or
688 -N/--omagic, set -static.
689 * layout.cc (Layout::attach_allocated_section_to_segment): If
690 -N/--omagic, don't put read-only and read-write sections in
692 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
693 finding a read-only segment.
694 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
695 don't set the minimum segment alignment to the common page size,
696 and don't set the file offset to the address modulo the page size.
697 * script-sections.cc (Script_sections::create_segments): If
698 -n/--omagic, don't put read-only and read-write sections in
703 * options.h (class General_options): Add --print-symbol-counts.
704 * main.cc (main): Issue defined symbol report if requested.
705 * archive.cc (Archive::interpret_header): Make into a const member
707 (Archive::add_symbols): Call Input_objects::archive_start and
709 (Archive::const_iterator): Define new class.
710 (Archive::begin, Archive::end): New functions.
711 (Archive::include_all_members): Rewrite to use iterator.
712 (Archive::count_members): New function.
713 * archive.h (class Archive): Update declarations.
714 (Archive::filename): New function.
715 * object.cc: Include "cref.h".
716 (Sized_relobj::Sized_relobj): Initialize defined_count_.
717 (Sized_relobj::do_get_global_symbol_counts): New function.
718 (Input_objects::add_object): Add object to cross-referencer.
719 (Input_objects::archive_start): New function.
720 (Input_objects::archive_stop): New function.
721 (Input_objects::print_symbol_counts): New function.
722 * object.h: Declare Cref and Archive.
723 (Object::get_global_symbol_counts): New function.
724 (Object::do_get_global_symbol_counts): New pure virtual function.
725 (class Sized_relobj): Add defined_count_ field. Update
727 (class Input_objects): Add cref_ field. Update constructor.
729 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
731 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
733 (Sized_dynobj::do_get_global_symbol_counts): New function.
734 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
735 defined_count_. Update declarations. Define Symbols typedef.
736 * symtab.cc (Symbol_table::add_from_relobj): Add defined
737 parameter. Change all callers.
738 (Symbol_table::add_from_dynobj): Add sympointers and defined
739 parameters. Change all callers.
740 * symtab.h (class Symbol_table): Update declarations.
741 * Makefile.am (CCFILES): Add cref.cc.
742 (HFILES): Add cref.h.
743 * Makefile.in: Rebuild.
745 2008-07-22 Simon Baldwin <simonb@google.com>
747 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
748 to zero when writing undefined symbols.
750 2008-07-22 Ian Lance Taylor <iant@google.com>
752 * output.cc (Output_section::add_input_section): Don't try to
753 merge empty merge sections.
755 2008-07-21 Craig Silverstein <csilvers@google.com>
757 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
758 Include symbol version in error message.
760 2008-07-20 Chris Demetriou <cgd@google.com>
762 * configure.ac (gold_cv_c_random_seed): New configured variable.
763 (RANDOM_SEED_CFLAGS): New substituted variable.
764 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
765 * configure: Rebuild.
766 * Makefile.in: Likewise.
767 * testsuite/Makefile.in: Likewise.
769 2008-07-18 Ian Lance Taylor <iant@google.com>
771 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
772 where we see NAME/NULL and NAME/VERSION as separate symbols.
773 * testsuite/ver_test_main.cc (main): Call t4.
775 * testsuite/ver_test_2.cc (t4_2): Define.
776 * testsuite/ver_test_2.script: Put t4_2a in VER2.
777 * testsuite/ver_test_4.cc (t4_2a): Define.
778 * testsuite/ver_test_4.script: Put t4_2a in VER2.
779 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
781 2008-07-17 Ian Lance Taylor <iant@google.com>
783 * dynobj.cc (Versions::add_def): If we give an error about a
784 missing version, go ahead and create the version anyhow.
786 2008-07-10 Ian Lance Taylor <iant@google.com>
788 Handle output sections with more than 0x7fffffff bytes.
789 * object.h (class Relobj): Change map_to_output_ to
790 output_sections_, and just keep a section pointer. Change all
791 uses. Move comdat group support to Sized_relobj.
792 (Relobj::is_section_specially_mapped): Remove.
793 (Relobj::output_section): Remove poff parameter. Change all
795 (Relobj::output_section_offset): New function.
796 (Relobj::set_section_offset): Rewrite.
797 (Relobj::map_to_output): Remove.
798 (Relobj::output_sections): New function.
799 (Relobj::do_output_section_offset): New pure virtual function.
800 (Relobj::do_set_section_offset): Likewise.
801 (class Sized_relobj): Add section_offsets_ field. Add comdat
802 group support from Relobj. Update declarations.
803 (Sized_relobj::get_output_section_offset): New function.
804 (Sized_relobj::do_output_section_offset): New function.
805 (Sized_relobj::do_set_section_offset): New function.
806 * object.cc (Relobj::output_section_address): Remove.
807 (Sized_relobj::Sized_relobj): Initialize new fields.
808 (Sized_relobj::include_section_group): Cast find_kept_object to
810 (Sized_relobj::include_linkonce_section): Likewise.
811 (Sized_relobj::do_layout): Use separate arrays for output section
813 (Sized_relobj::do_count_local_symbols): Change map_to_output to
815 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
816 output_sections and section_offsets.
817 (Sized_relobj::write_local_symbols): Likewise.
818 (map_to_kept_section): Compute output address directly.
819 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
820 output_sections and section_offsets.
821 (Sized_relobj::write_sections): Likewise.
822 (Sized_relobj::relocate_sections): Likewise.
823 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
824 * output.h (class Output_reloc): Update declarations. Change
825 u2_.relobj to Sized_relobj*.
826 (class Output_data_reloc): Change add functions to use
828 * output.cc (Output_reloc::Output_reloc): Change relobj to
830 (Output_reloc::local_section_offset): Change return type to
831 Elf_Addr. Use get_output_section_offset.
832 (Output_reloc::get_address): Likewise.
833 (Output_section::is_input_address_mapped): Don't call
834 is_section_specially_mapped.
835 (Output_section::output_offset): Likewise.
836 (Output_section::output_address): Likewise.
837 (Output_section::starting_output_address): Likewise.
838 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
839 parameter to Sized_relobj*.
840 (Copy_relocs::need_copy_reloc): Likewise.
841 (Copy_relocs::save): Likewise.
842 * copy-relocs.h (class Copy_relocs): Update declarations.
843 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
844 Sized_relobj*. Change relobj_ field to Sized_relobj*.
845 * target-reloc.h (relocate_for_relocatable): Change
846 offset_in_output_section type to Elf_Addr. Change code that uses
848 * layout.cc (Layout::layout): Always set *off.
849 * mapfile.cc (Mapfile::print_input_section): Use
850 output_section_offset.
851 * i386.cc (Target_i386::copy_reloc): Change object parameter to
853 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
854 * sparc.cc (Target_sparc::copy_reloc): Likewise.
855 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
857 2008-07-03 Ian Lance Taylor <iant@google.com>
859 * layout.cc (Layout::include_section): Do not discard unrecognized
862 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
864 * script.cc (Lex::can_continue_name): Make '?' allowable in
865 version-script names.
866 * testsuite/version_script.map: Change glob pattern to use '?'
868 2008-06-30 Manish Singh <yosh@gimp.org>
871 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
874 2008-06-30 Ian Lance Taylor <iant@google.com>
878 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
879 versions]: Don't try to read the value in the contents, since we
880 don't use it. Use the template endianness when writing.
882 2008-06-25 Cary Coutant <ccoutant@google.com>
884 * fileread.cc (File_read::make_view): Assert on zero-length view.
885 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
886 symbol table when there are no symbols to read.
888 2008-06-23 Craig Silverstein <csilvers@google.com>
890 * version.cc (version_string): Bump to 1.7
892 2008-06-18 Craig Silverstein <csilvers@google.com>
894 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
895 constant 0xFFFF to type Valtype.
896 (Powerpc_relocate_functions::rel16_ha): Likewise.
898 2008-06-17 Ian Lance Taylor <iant@google.com>
900 * output.h (Output_section::Input_section): Initialize p2align_ to
901 zero for Output_section_data constructors.
902 (Output_section::Input_section::addralign): If not an input
903 section, return the alignment of the Output_section_data.
904 * testsuite/copy_test.cc: New file.
905 * testsuite/copy_test_1.cc: New file.
906 * testsuite/copy_test_2.cc: New file.
907 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
908 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
909 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
910 (copy_test_1_pic.o, copy_test_1.so): New targets.
911 (copy_test_2_pic.o, copy_test_2.so): New targets.
912 * testsuite/Makefile.in: Rebuild.
914 * script-sections.cc (Script_sections::place_orphan): Initialize
915 local variable exact.
917 2008-06-13 David Edelsohn <edelsohn@gnu.org>
919 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
921 2008-06-12 David Edelsohn <edelsohn@gnu.org>
922 David S. Miller <davem@davemloft.net>
924 * powerpc.cc: New file.
925 * Makefile.am (TARGETSOURCES): Add powerpc.cc
926 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
927 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
928 * Makefile.in: Rebuild.
930 2008-06-09 Ian Lance Taylor <iant@google.com>
932 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
934 (throwing, orig_terminate): New static variables.
935 (terminate_handler): New static function.
936 (t2): Set terminate handler.
938 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
941 * binary.cc (Binary_to_elf::sized_convert): Fix .data
944 2008-05-30 Cary Coutant <ccoutant@google.com>
946 * archive.cc (Archive::include_all_members) Correct to step
947 over symbol table and extended name table in thin archives.
949 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
952 * target-reloc.h (relocate_for_relocatable): Fix new_offset
955 2008-05-28 Caleb Howe <cshowe@google.com>
957 * reduced_debug_output.cc: New file.
958 * reduced_debug_output.h: New file.
959 * options.h (class General_options): Add --strip-debug-non-line.
960 * options.cc (General_options::finalize): Add strip_debug_non_line
961 to the strip heirarchy.
962 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
964 * layout.cc: Include "reduced_debug_output.h".
965 (Layout::Layout): Initialize new fields.
966 (line_only_debug_sections): New static array.
967 (is_lines_only_debug_sections): New static inline function.
968 (Layout::include_section): Handle --strip-debug-non-line.
969 (Layout::make_output_section): If --strip-debug-non-line, build
970 new output sections for .debug_abbrev and .debug_info.
971 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
972 gold. Warn about possible overflow.
973 (read_signed_LEB_128): Likewise.
974 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
975 (read_signed_LEB_128): Declare.
976 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
977 (HFILES): Add reduced_debug_output.h.
978 * Makefile.in: Rebuild.
980 2008-05-21 Ian Lance Taylor <iant@google.com>
982 * mapfile.cc: New file.
983 * mapfile.h: New file.
984 * options.h (class General_options): Add -M/--print-map and -Map.
985 * options.cc (General_options::finalize): Make -M equivalent to
987 * main.cc: Include <cstdio> and "mapfile.h".
988 (main): Open mapfile if requested.
989 * gold.cc (class Middle_runner): Add mapfile_ field. Update
990 constructor. Change caller.
991 (queue_initial_tasks): Add mapfile parameter. Change caller.
992 (queue_middle_tasks): Likewise.
993 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
995 * archive.cc: Include "mapfile.h".
996 (Archive::add_symbols): Add mapfile parameter. Change all
997 callers. Pass mapfile, symbol, and reason to include_member.
998 (Archive::include_all_members): Add mapfile parameter. Change all
1000 (Archive::include_member): Add mapfile, sym, and why parameters.
1001 Change all callers. Report inclusion to map file.
1002 * archive.h: Include "fileread.h".
1003 (class Archive): Update declarations.
1004 (Archive::file): New const method.
1005 (class Add_archive_symbols): Add mapfile_ field. Update
1006 constructor. Change all callers.
1007 * readsyms.h (class Read_symbols): Likewise.
1008 (class Finish_group): Likewise.
1009 (class Read_script): Likewise.
1010 * common.cc: Include "mapfile.h".
1011 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1013 (Symbol_table::do_allocate_commons): Likewise.
1014 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1015 symbol allocation to mapfile.
1016 * common.h (class Allocate_commons_task): Add mapfile_ field.
1017 Update constructor. Change all callers.
1018 * symtab.h (class Symbol_table): Update declarations.
1019 * layout.cc: Include "mapfile.h".
1020 (Layout_task_runner::run): Print information to mapfile.
1021 (Layout::create_gold_note): Change Output_data_fixed_space to
1022 Output_data_zero_fill.
1023 (Layout::create_build_id): Likewise.
1024 (Layout::print_to_mapfile): New function.
1025 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1026 constructor. Change caller.
1027 (class Layout): Declare print_to_mapfile.
1028 * output.cc (Output_section::Input_section::print_to_mapfile): New
1030 (Output_section::add_input_section): If producing a map, always
1031 add to input_sections_ list.
1032 (Output_section::do_print_to_mapfile): New function.
1033 (Output_segment::print_sections_to_mapfile): New function.
1034 (Output_segment::print_section_list_to_mapfile): New function.
1035 * output.h: Include "mapfile.h".
1036 (Output_data::print_to_mapfile): New function.
1037 (Output_data::do_print_to_mapfile): New virtual function.
1038 (Output_segment_headers::do_print_to_mapfile): New function.
1039 (Output_file_header::do_print_to_mapfile): New function.
1040 (Output_data_const::do_print_to_mapfile): New function.
1041 (class Output_data_const_buffer): Add map_name_ field. Update
1042 constructor. Change all callers. Add do_print_to_mapfile
1044 (class Output_data_fixed_space): Likewise.
1045 (class Output_data_space): Likewise.
1046 (class Output_data_zero_fill): New class.
1047 (Output_data_strtab::do_print_to_mapfile): New function.
1048 (Output_data_reloc_base::do_print_to_mapfile): New function.
1049 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1050 (Output_data_group::do_print_to_mapfile): New function.
1051 (Output_data_got::do_print_to_mapfile): New function.
1052 (Output_data_dynamic::do_print_to_mapfile): New function.
1053 (Output_symtab_xindex::do_print_to_mapfile): New function.
1054 (class Output_section): Declare do_print_to_mapflie. Declare
1055 print_to_mapfile in Input_section.
1056 (class Output_segment): Declare new functions.
1057 * object.h (Sized_relobj::symbol_count): New function.
1058 * script-sections.cc
1059 (Output_section_element_dot_assignment::set_section_addresses):
1060 Change Output_data_fixed_space to Output_data_zero_fill.
1061 (Output_data_expression::do_print_to_mapfile): New function.
1062 * script.cc (read_input_script): Add mapfile parameter. Change
1064 * script.h (read_input_script): Update declaration.
1065 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1066 (Eh_frame::do_print_to_mapfile): New function.
1067 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1068 (Output_merge_string::do_print_to_mapfile): New function.
1069 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1071 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1073 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1075 * Makefile.am (CCFILES): Add mapfile.cc.
1076 (HFILES): Add mapfile.h.
1077 * Makefile.in: Rebuild.
1079 2008-05-19 Ian Lance Taylor <iant@google.com>
1081 * options.h (class General_options): Add -z relro.
1082 * layout.cc (Layout::Layout): Initialize relro_segment_.
1083 (Layout::add_output_section_data): Return the output section.
1084 (Layout::make_output_section): Rcognize relro sections and mark
1086 (Layout::attach_allocated_section_to_segment): Put relro sections
1087 in a PT_GNU_RELRO segment.
1088 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1090 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1092 (Layout::linkonce_mapping): Map d.rel.ro.local to
1094 (Layout::output_section_name): Us .data.rel.ro.local for any
1095 section which begins with that.
1096 * layout.h (class Layout): Update add_output_section_data
1097 declaration. Add relro_segment_ field.
1098 * output.cc (Output_section::Output_section): Initialize is_relro_
1099 and is_relro_local_ fields.
1100 (Output_segment::add_output_section): Group relro sections.
1101 (Output_segment::is_first_section_relro): New function.
1102 (Output_segment::maximum_alignment): If there is a relro section,
1103 align the segment to the common page size.
1104 (Output_segment::set_section_addresses): Track whether we are
1105 looking at relro sections. If the last section is a relro
1106 section, align to the common page size.
1107 (Output_segment::set_section_list_addresses): Add in_relro
1108 parameter. Change all callers. Align to the page size when
1109 moving from relro to non-relro section.
1110 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1112 * output.h (class Output_section): Add is_relro_ and
1113 is_relro_local_ fields.
1114 (Output_section::is_relro): New function.
1115 (Output_section::set_is_relro): New function.
1116 (Output_section::is_relro_local): New function.
1117 (Output_section::set_is_relro_local): New function.
1118 (class Output_segment): Update declarations.
1119 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1120 * sparc.cc (Target_sparc::got_section): Likewise.
1121 * x86_64.cc (Target_x86_64::got_section): Likewise.
1122 * testsuite/relro_test_main.cc: New file.
1123 * testsuite/relro_test.cc: New file.
1124 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1125 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1126 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1127 (relro_test.so, relro_test_pic.o): New targets.
1128 * testsuite/Makefile.in: Rebuild.
1130 2008-05-16 Ian Lance Taylor <iant@google.com>
1132 * output.cc (Output_segment::add_output_section): Remove front
1134 * output.h (class Output_segment): Remove
1135 add_initial_output_section and overloaded add_output_section.
1136 Update declaration of remaining add_output_section.
1137 * layout.cc (Layout::create_interp): Call add_output_section
1138 rather than add_initial_output_section.
1139 (Layout::finish_dynamic_section): Likewise.
1141 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1142 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1143 know the dynamic type.
1144 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1145 field. Initialize it in constructor.
1146 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1147 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1148 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1151 * output.cc (Output_reloc::get_address): Change return type to
1153 * output.h (class Output_reloc): Update get_address declaration.
1154 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1155 for section addresses.
1157 2008-05-09 Ian Lance Taylor <iant@google.com>
1160 * gold.cc (gold_nomem): Use return value of write.
1162 2008-05-08 Ian Lance Taylor <iant@google.com>
1164 * symtab.c (Symbol::init_base_output_data): Add version
1165 parameter. Change all callers.
1166 (Symbol::init_base_output_segment): Likewise.
1167 (Symbol::init_base_constant): Likewise.
1168 (Symbol::init_base_undefined): Likewise.
1169 (Sized_symbol::init_output_data): Likewise.
1170 (Sized_symbol::init_output_segment): Likewise.
1171 (Sized_symbol::init_constant): Likewise.
1172 (Sized_symbol::init_undefined): Likewise.
1173 (Symbol_table::do_define_in_output_data): If the new symbol has a
1174 version, mark it as the default.
1175 (Symbol_table::do_define_in_output_segment): Likewise.
1176 (Symbol_table::do_define_as_constant): Likewise.
1177 * symtab.h (class Symbol): Update declarations.
1178 (class Sized_symbol): Likewise.
1179 * resolve.cc (Symbol::override_version): New function.
1180 (Symbol::override_base): Call override_version.
1181 (Symbol::override_base_with_special): Likewise.
1182 * testsuite/ver_script_8.script: New file.
1183 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1184 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1185 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1186 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1188 2008-05-06 Ian Lance Taylor <iant@google.com>
1191 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1193 (class General_options): Remove existing --undefined, and add
1194 --no-undefined instead. Add new --undefined as synonym for -u.
1195 * archive.cc (Archive::add_symbols): Check whether symbol was
1197 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1198 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1199 all uses. Add IS_UNDEFINED. Update declarations to split
1200 different versions of init_base. Declare init_base_undefined.
1201 (Symbol::is_defined): Handle IS_UNDEFINED.
1202 (Symbol::is_undefined): Likewise.
1203 (Symbol::is_weak_undefined): Call is_undefined.
1204 (Symbol::is_absolute): Handle IS_CONSTANT.
1205 (class Sized_symbol): Update declarations to split different
1206 versions of init. Declare init_undefined.
1207 (class Symbol_table): Declare new functions.
1208 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1210 (Symbol::init_base_output_data): Likewise.
1211 (Symbol::init_base_output_segment): Likewise.
1212 (Symbol::init_base_constant): Likewise.
1213 (Symbol::init_base_undefined): New function.
1214 (Sized_symbol::init_object): Rename from init. Change all
1216 (Sized_symbol::init_output_data): Likewise.
1217 (Sized_symbol::init_output_segment): Likewise.
1218 (Sized_symbol::init_constant): Likewise.
1219 (Sized_symbol::init_undefined): New function.
1220 (Symbol_table::add_undefined_symbols_from_command_line): New
1222 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1224 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1225 (Symbol::output_section): Likewise.
1226 (Symbol::set_output_section): Likewise.
1227 (Symbol_table::sized_finalize_symbol): Likewise.
1228 (Symbol_table::sized_write_globals): Likewise.
1229 * resolve.cc (Symbol_table::should_override): Likewise.
1230 (Symbol::override_base_with_special): Likewise.
1232 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1233 symbol, change it to have default visibility.
1234 * testsuite/protected_1.cc: New file.
1235 * testsuite/protected_2.cc: New file.
1236 * testsuite/protected_3.cc: New file.
1237 * testsuite/protected_main_1.cc: New file.
1238 * testsuite/protected_main_2.cc: New file.
1239 * testsuite/protected_main_3.cc: New file.
1240 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1241 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1242 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1243 (protected_1.so): New target.
1244 (protected_1_pic.o, protected_2_pic.o): New targets.
1245 (protected_3_pic.o): New target.
1246 (check_PROGRAMS): Add protected_2.
1247 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1248 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1249 * testsuite/Makefile.in: Rebuild.
1251 * options.h (DEFINE_var): Add set_user_set_##varname__.
1252 (DEFINE_bool_alias): New macro.
1253 (class General_options): Define -Bstatic using DEFINE_bool_alias
1254 rather than DEFINE_special. Add --undefined as an alias for -z
1256 * options.cc (General_options::parse_Bstatic): Remove.
1258 * options.h (class General_options): Add --fatal-warnings.
1259 * main.cc (main): Implement --fatal-warnings.
1260 * errors.h (Errors::warning_count): New function.
1262 * options.h (class General_options): Add -Bsymbolic-functions.
1263 * symtab.h (Symbol::is_preemptible): Check for
1264 -Bsymbolic-functions.
1266 2008-05-05 Ian Lance Taylor <iant@google.com>
1268 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1269 as noVARNAME rather than no-VARNAME.
1270 (class General_options): Add option -z combreloc.
1271 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1273 (Output_reloc::sort_before) [SHT_REL]: New function.
1274 (Output_reloc::sort_before) [SHT_RELA]: New function.
1275 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1276 Sort_relocs_comparison.
1277 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1278 parameter. Change all callers.
1279 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1280 sort_relocs parameter. Change all callers.
1281 * output.cc (Output_reloc::get_address): New function, broken out
1283 (Output_reloc::write_rel): Call it.
1284 (Output_reloc::compare): New function.
1285 (Output_data_reloc_base::do_write): Optionally sort relocs.
1287 * configure.ac: If targ_extra_obj is set, link it in.
1288 * configure.tgt: Initialize all variables.
1289 (x86_64*): Set targ_extra_obj and targ_extra_size.
1290 * configure: Rebuild.
1292 * object.cc (Sized_relobj::include_section_group): Adjust section
1293 indexes read from group data. Build vector to pass to
1295 * layout.cc (Layout::layout_group): Add flags and shndxes
1296 parameters. Remove contents parameter. Change caller. Update
1297 explicit instantiations.
1298 * layout.h (class Layout): Update layout_group declaration.
1299 * output.cc (Output_data_group::Output_data_group): Add flags and
1300 input_shndxes parameters. Remove contents parameter. Change
1302 (Output_data_group::do_write): Change input_sections_ to
1304 * output.h (class Output_data_group): Update constructor
1305 declaration. Rename input_sections_ to input_shndxes_.
1306 * testsuite/many_sections_test.cc: Add template.
1308 2008-04-30 Cary Coutant <ccoutant@google.com>
1310 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1312 * layout.cc (Layout::include_section): Refactored check for debug
1314 (Layout::add_comdat): Add new parameters. Change type
1315 of signature parameter. Add object and shndx to signatures table.
1316 (Layout::find_kept_object): New function.
1317 * layout.h: Include <cstring>.
1318 (Layout::is_debug_info_section): New function.
1319 (Layout::add_comdat): Add new parameters.
1320 (Layout::find_kept_object): New function.
1321 (Layout::Kept_section): New struct.
1322 (Layout::Signatures): Change type of map range.
1323 * object.cc (Relobj::output_section_address): New function.
1324 (Sized_relobj::include_section_group): Add new parameters. Change
1325 calls to Layout::add_comdat. Change to build table of kept comdat
1326 groups and table mapping discarded sections to kept sections.
1327 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1328 (Sized_relobj::do_layout): Change calls to include_section_group and
1329 include_linkonce_section.
1330 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1331 value to zero when section is discarded.
1332 (Sized_relobj::map_to_kept_section): New function.
1333 * object.h (Relobj::output_section_address): New function.
1334 (Relobj::Comdat_group): New type.
1335 (Relobj::find_comdat_group): New function.
1336 (Relobj::Comdat_group_table): New type.
1337 (Relobj::Kept_comdat_section): New type.
1338 (Relobj::Kept_comdat_section_table): New type.
1339 (Relobj::add_comdat_group): New function.
1340 (Relobj::set_kept_comdat_section): New function.
1341 (Relobj::get_kept_comdat_section): New function.
1342 (Relobj::comdat_groups_): New field.
1343 (Relobj::kept_comdat_sections_): New field.
1344 (Symbol_value::input_value): Update comment.
1345 (Sized_relobj::map_to_kept_section) New function.
1346 (Sized_relobj::include_linkonce_section): Add new parameter.
1347 * target-reloc.h (Comdat_behavior): New type.
1348 (get_comdat_behavior): New function.
1349 (relocate_section): Add code to map a discarded section to the
1350 corresponding kept section when applying a relocation.
1352 2008-04-30 Craig Silverstein <csilvers@google.com>
1354 * dwarf_reader.cc (next_generation_count): New static var.
1355 (Addr2line_cache_entry): New struct.
1356 (addr2line_cache): New static var.
1357 (Dwarf_line_info::one_addr2line): Added caching.
1358 (Dwarf_line_info::clear_addr2line_cache): New function.
1359 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1360 cache-size parameter.
1361 (Dwarf_line_info::one_addr2line_cache): New function.
1362 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1363 new cache-size argument to one_addr2line(), and clear cache.
1365 2008-04-28 Cary Coutant <ccoutant@google.com>
1367 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1368 R_386_PC8 relocations.
1370 2008-04-23 Ian Lance Taylor <iant@google.com>
1372 * object.cc (Sized_relobj::include_section_group): Check for
1373 invalid section group.
1375 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1378 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1379 than read for file header.
1380 * archive.cc (Archive::include_member): Likewise.
1382 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1384 * aclocal.m4: Regenerate.
1385 * configure: Regenerate.
1387 2008-04-19 Ian Lance Taylor <iant@google.com>
1389 * version.cc (version_string): Bump to 1.6.
1391 * testsuite/Makefile.am (many_sections_r_test): New target.
1392 (many_sections_r_test_SOURCES): Remove.
1393 (many_sections_r_test_DEPENDENCIES): Remove.
1394 (many_sections_r_test_LDFLAGS): Remove.
1395 (many_sections_r_test_LDADD): Remove.
1397 * object.cc (Sized_relobj::do_add_symbols): Always pass
1398 local_symbol_count_ to add_from_relobj.
1400 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1401 every thousand variables.
1402 * testsuite/Makefile.in: Rebuild.
1404 * object.cc (Xindex::initialize_symtab_xindex): New function.
1405 (Xindex::read_symtab_xindex): New function.
1406 (Xindex::sym_xindex_to_shndx): New function.
1407 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1409 (Sized_relobj::do_initialize_xindex): New function.
1410 (Sized_relobj::do_read_symbols): Adjust section links.
1411 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1412 parameter. Change all callers.
1413 (Sized_relobj::include_section_group): Adjust section links and
1414 symbol section indexes.
1415 (Sized_relobj::do_layout): Adjust section links.
1416 (Sized_relobj::do_count_local_symbols): Adjust section links and
1417 symbol section indexes.
1418 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1419 ordinary and special symbols.
1420 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1421 dynsym_xindex parameters. Change all callers. Adjust section
1422 links. Use SHN_XINDEX when needed.
1423 (Sized_relobj::get_symbol_location_info): Adjust section links.
1424 Don't get fooled by special symbols.
1425 * object.h (class Xindex): Define.
1426 (class Object): Add xindex_ parameter. Declare virtual functoin
1427 do_initialize_xindex.
1428 (Object::adjust_sym_shndx): New function.
1429 (Object::set_xindex): New protected function.
1430 (class Symbol_value): Add is_ordinary_shndx_ field.
1431 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1432 (Symbol_value::value): Assert ordinary section.
1433 (Symbol_value::initialize_input_to_output_map): Likewise.
1434 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1436 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1438 (class Sized_relobj): Update declarations.
1439 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1440 parameter. Change all callers.
1441 (Sized_relobj::adjust_shndx): New function.
1442 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1444 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1445 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1446 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1447 (Sized_dynobj::read_dynsym_section): Adjust section links.
1448 (Sized_dynobj::read_dynamic): Likewise.
1449 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1451 (Sized_dynobj::do_initialize_xindex): New function.
1452 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1453 do_initialize_xindex.
1454 (Sized_dynobj::adjust_shndx): New function.
1455 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1456 dynsym_xindex_ fields.
1457 (Layout::finalize): Add a call to set_section_indexes before
1458 creating the symtab sections.
1459 (Layout::set_section_indexes): Don't do anything if the section
1460 already has a section index.
1461 (Layout::create_symtab_sections): Add shnum parameter. Change
1462 caller. Create .symtab_shndx section if needed.
1463 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1465 (Layout::allocated_output_section_count): New function.
1466 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1468 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1469 fields. Update declarations.
1470 (Layout::symtab_xindex): New function.
1471 (Layout::dynsym_xindex): New function.
1472 (class Write_symbols_task): Add layout_ field.
1473 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1475 * output.cc (Output_section_headers::Output_section_headers): Add
1476 shstrtab_section parameter. Change all callers.
1477 (Output_section_headers::do_sized_write): Store overflow values
1478 for section count and section string table section index in
1479 section header zero.
1480 (Output_file_header::do_sized_write): Check for overflow of
1481 section count and section string table section index.
1482 (Output_symtab_xindex::do_write): New function.
1483 (Output_symtab_xindex::endian_do_write): New function.
1484 * output.h (class Output_section_headers): Add shstrtab_section_.
1485 Update declarations.
1486 (class Output_symtab_xindex): Define.
1487 (Output_section::has_out_shndx): New function.
1488 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1490 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1492 (Sized_symbol::init): Likewise.
1493 (Symbol::output_section): Check for ordinary symbol.
1494 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1495 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1497 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1498 Change all callers. Simplify handling of symbols from sections
1499 not included in the link.
1500 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1502 (Weak_alias_sorter::operator()): Assert that symbols are
1504 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1506 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1507 parameters. Change all callers.
1508 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1509 symbol distinction. Use SHN_XINDEX when needed.
1510 (Symbol_table::write_section_symbol): Add symtab_xindex
1511 parameter. Change all callers.
1512 (Symbol_table::sized_write_section_symbol): Likewise. Use
1513 SHN_XINDEX when needed.
1514 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1516 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1517 (Symbol::is_defined): Check is_ordinary.
1518 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1519 (Symbol::is_absolute, Symbol::is_common): Likewise.
1520 (class Sized_symbol): Update declarations.
1521 (class Symbol_table): Update declarations.
1522 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1523 parameters. Change all callers.
1524 (Sized_symbol::override): Likewise.
1525 (Symbol_table::override): Likewise.
1526 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1527 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1528 is_ordinary, and orig_st_shndx parameters. Change all callers.
1529 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1530 to be in an ordinary section.
1531 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1532 object and is_ordinary parameters. Change all callers.
1533 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1534 Change all callers. Don't add undefined or non-ordinary symbols
1536 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1538 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1540 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1541 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1542 (Sized_relobj::relocate_sections): Likewise.
1543 * target-reloc.h (scan_relocs): Adjust section symbol index.
1544 (scan_relocatable_relocs): Likewise.
1545 * i386.cc (Scan::local): Check for ordinary symbols.
1546 * sparc.cc (Scan::local): Likewise.
1547 * x86_64.cc (Scan::local): Likewise.
1548 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1549 to symbol_section_and_value.
1550 * testsuite/many_sections_test.cc: New file.
1551 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1552 (check_PROGRAMS): Add many_sections_test.
1553 (many_sections_test_SOURCES): Define.
1554 (many_sections_test_DEPENDENCIES): Define.
1555 (many_sections_test_LDFLAGS): Define.
1556 (BUILT_SOURCES): Add many_sections_define.h.
1557 (many_sections_define.h): New target.
1558 (BUILT_SOURCES): Add many_sections_check.h.
1559 (many_sections_check.h): New target.
1560 (check_PROGRAMS): Add many_sections_r_test.
1561 (many_sections_r_test_SOURCES): Define.
1562 (many_sections_r_test_DEPENDENCIES): Define.
1563 (many_sections_r_test_LDFLAGS): Define.
1564 (many_sections_r_test_LDADD): Define.
1565 (many_sections_r_test.o): New target.
1566 * testsuite/Makefile.in: Rebuild.
1568 2008-04-17 Cary Coutant <ccoutant@google.com>
1570 * errors.cc (Errors::info): New function.
1571 (gold_info): New function.
1572 * errors.h (Errors::info): New function.
1573 * gold.h (gold_info): New function.
1574 * object.cc (Input_objects::add_object): Print trace output.
1575 * options.cc (options::parse_set): New function.
1576 (General_options::parse_wrap): Deleted.
1577 (General_options::General_options): Deleted initializer.
1578 * options.h (options::String_set): New typedef.
1579 (options::parse_set): New function.
1580 (DEFINE_set): New macro.
1581 (General_options::wrap): Changed to use DEFINE_set. Changed
1582 callers of any_wrap_symbols and is_wrap_symbol.
1583 (General_options::trace, General_options::trace_symbol):
1585 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1586 (General_options::wrap_symbols_): Deleted.
1587 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1589 2008-04-17 David S. Miller <davem@davemloft.net>
1591 * options.cc (General_options::parse_V): New function.
1592 * options.h: Add entries for -V and -Qy.
1594 2008-04-17 Ian Lance Taylor <iant@google.com>
1596 * common.cc (Symbol_table::allocate_commons): Remove options
1597 parameter. Change caller.
1598 (Symbol_table::do_allocate_commons): Remove options parameter.
1599 Change caller. Just call do_allocate_commons_list twice.
1600 (Symbol_table::do_allocate_commons_list): New function, broken out
1601 of do_allocate_commons.
1602 * common.h (class Allocate_commons_task): Remove options_ field.
1604 * symtab.cc (Symbol_table::Symbol_table): Initialize
1606 (Symbol_table::add_from_object): Put TLS common symbols on
1608 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1609 which are IN_OUTPUT_DATA.
1610 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1611 allocate_commons and do_allocate_commons declarations. Declare
1612 do_allocate_commons_list.
1613 * gold.cc (queue_middle_tasks): Update creation of
1614 Allocate_commons_task to not pass options.
1615 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1616 (TLS_TEST_C_FLAGS): New variable.
1617 (tls_test_c_pic.o): New target.
1618 (tls_test_shared.so): Link in tls_test_c_pic.o.
1619 (tls_test_c_pic_ie.o): New target.
1620 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1621 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1622 (tls_test_c.o): New target.
1623 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1624 (tls_pic_test_LDADD): Likewise.
1625 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1626 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1627 (tls_test_c_gnu2.o): New target.
1628 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1630 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1631 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1632 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1633 * testsuite/tls_test.cc: Include "config.h".
1634 (t_last): Call t11_last.
1635 * testsuite/tls_test.h (t11, t11_last): Declare.
1636 * testsuite/tls_test_c.c: New file.
1637 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1638 * configure.ac: Check for OpenMP support.
1639 * configure, config.in, Makefile.in: Rebuild.
1640 * testsuite/Makefile.in: Rebuild.
1642 2008-04-16 Cary Coutant <ccoutant@google.com>
1644 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1645 (Target_i386::tls_base_symbol_defined_): New field.
1646 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1647 (Target_i386::Scan::global): Likewise.
1648 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1649 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1650 (Target_x86_64::tls_base_symbol_defined_): New field.
1651 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1652 (Target_x86_64::Scan::global): Likewise.
1654 2008-04-16 Cary Coutant <ccoutant@google.com>
1656 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1657 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1658 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1659 building shared libraries.
1660 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1661 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1662 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1663 * testsuite/Makefile.in: Rebuild.
1664 * testsuite/weak_undef.h: New file.
1665 * testsuite/weak_undef_file1.cc: Add extra test cases.
1666 * testsuite/weak_undef_file2.cc: Likewise.
1667 * testsuite/weak_undef_test.cc: Likewise.
1669 2008-04-16 David S. Miller <davem@davemloft.net>
1671 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1672 Add issued_non_pic_error_ field. Declare check_non_pic.
1673 (Target_sparc::Scan::check_non_pic): New function.
1674 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1675 (Target_sparc::Scan::global): Likewise.
1677 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1678 * configure: Rebuild.
1680 * options.h (DEFINE_enable): New macro.
1681 (new_dtags): New enable option.
1682 (initfirst, interpose, loadfltr, nodefaultlib,
1683 nodelete, nodlopen, nodump): New -z options.
1684 * layout.cc (Layout:finish_dynamic_section): If new
1685 dtags enabled, emit DT_RUNPATH. Also, emit a
1686 DT_FLAGS_1 containing any specified -z flags.
1688 2008-04-16 Ian Lance Taylor <iant@google.com>
1690 * copy-relocs.cc: New file.
1691 * copy-relocs.h: New file.
1692 * reloc.cc: Remove Copy_relocs code.
1693 * reloc.h: Likewise.
1694 * reloc-types.h (struct Reloc_types) [both versions]: Add
1695 get_reloc_addend_noerror.
1696 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1697 variants of add_global which take an addend which must be zero.
1698 * i386.cc: Include "copy-relocs.h".
1699 (class Target_i386): Change type of copy_relocs_ to variable,
1701 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1703 (Target_i386::do_finalize_sections): Change handling of
1705 * sparc.cc: Include "copy-relocs.h".
1706 (class Target_sparc): Change type of copy_relocs_ to variable,
1708 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1710 (Target_sparc::do_finalize_sections): Change handling of
1712 * x86_64.cc: Include "copy-relocs.h".
1713 (class Target_x86_64): Change type of copy_relocs_ to variable,
1715 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1716 class. Change all callers.
1717 (Target_x86_64::do_finalize_sections): Change handling of
1719 * Makefile.am (CCFILES): Add copy-relocs.cc.
1720 (HFILES): Add copy-relocs.h.
1722 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1724 * testsuite/script_test_4.sh: Permit leading zeroes.
1726 2008-04-15 Ian Lance Taylor <iant@google.com>
1728 * script-sections.cc (Script_sections::create_segments): Use
1729 header_size_adjustment even when there is enough room for the
1731 * testsuite/script_test_4.sh: New file.
1732 * testsuite/script_test_4.t: New file.
1733 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1734 (check_DATA): Add script_test_4.stdout.
1735 (MOSTLYCLEANFILES): Likewise.
1736 (script_test_4): New target.
1737 (script_test_4.stdout): New target.
1738 * testsuite/Makefile.in: Rebuild.
1740 * sparc.cc: Add definitions for Output_data_plt_sparc class
1743 2008-04-14 David S. Miller <davem@davemloft.net>
1745 * sparc.cc: New file.
1746 * Makefile.am (TARGETSOURCES): Add sparc.cc
1747 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1748 * configure.tgt: Document targ_extra_size and
1749 targ_extra_big_endian. Add entries for sparc-* and
1751 * configure.ac: Handle targ_extra_size and
1752 targ_extra_big_endian.
1753 * Makefile.in: Rebuild.
1754 * configure: Likewise.
1755 * po/POTFILES.in: Likewise.
1756 * po/gold.pot: Likewise.
1758 2008-04-14 Ian Lance Taylor <iant@google.com>
1760 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1761 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1762 in the name/type/flags to section mapping. Don't call
1763 allocate_output_section.
1764 (Layout::choose_output_section): Change parameter from adjust_name
1765 to is_input_section. Don't permit input sections after sections
1766 are attached to segments. Don't call allocate_output_section.
1767 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1768 not write_enable_output_section.
1769 (Layout::make_output_section): Don't push to
1770 unattached_section_list_ nor call attach_to_segment. Call
1771 attach_section_to_segment if sections are attached.
1772 (Layout::attach_sections_to_segments): New function.
1773 (Layout::attach_section_to_segment): New function.
1774 (Layout::attach_allocated_section_to_segment): Rename from
1775 attach_to_segment. Remove flags parameter.
1776 (Layout::allocate_output_section): Remove function.
1777 (Layout::write_enable_output_section): Remove function.
1778 * layout.h (class Layout): Update for above changes. Add new
1779 field sections_are_attached_.
1780 * output.h (Output_section::update_flags_for_input_section): New
1782 * output.cc (Output_section::add_input_section): Call
1783 update_flags_for_input_section.
1784 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1786 2008-04-11 Cary Coutant <ccoutant@google.com>
1788 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1789 thought unnecessary.
1790 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1792 2008-04-11 Ian Lance Taylor <iant@google.com>
1794 * output.h (class Output_section_data): Remove inline definition
1796 * output.cc (Output_section_data::set_addralign): New function.
1798 2008-04-11 Cary Coutant <ccoutant@google.com>
1800 Add support for TLS descriptors for i386 and x86_64.
1801 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1802 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1803 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1805 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1806 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1807 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1809 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1810 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1811 Fix problem with initial-exec relocations.
1812 (Target_i386::Relocate::relocate_tls): Likewise.
1813 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1815 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1816 support for section-plus-offset dynamic table entries.
1817 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1818 (Output_data_dynamic::Dynamic_entry): Add support for
1819 section-plus-offset dynamic table entries.
1820 (Output_data_dynamic::Classification): Likewise.
1821 (Output_data_dynamic::classification_): Renamed offset_.
1822 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1823 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1824 (Target_x86_64::make_plt_section): New function.
1825 (Target_x86_64::reserve_tlsdesc_entries): New function.
1826 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1827 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1828 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1829 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1830 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1831 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1832 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1833 add extra PLT entry for TLS descriptors.
1834 (Output_data_plt_x86_64::got_): New field.
1835 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1836 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1838 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1840 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1841 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1842 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1843 R_386_TLS_DESC_CALL relocations.
1844 (Target_x86_64::Scan::global): Likewise.
1845 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1846 for TLS descriptors.
1847 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1848 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1849 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1850 GD-to-IE relaxation.
1851 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1852 and TLS_DESCRIPTORS.
1853 * Makefile.in: Rebuild.
1854 * configure: Rebuild.
1855 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1856 (tls_test_shared2.so): New target.
1857 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1858 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1859 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1860 (tls_shared_gd_to_ie_test_LDADD): New variable.
1861 (tls_shared_gnu2_gd_to_ie_test): New target.
1862 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1864 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1865 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1866 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1867 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1868 (tls_shared_gnu2_test): New target.
1869 (tls_test_gnu2_shared.so): New target.
1870 (tls_shared_gnu2_test_SOURCES): New variable.
1871 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1872 (tls_shared_gnu2_test_LDFLAGS): New variable.
1873 (tls_shared_gnu2_test_LDADD): New variable.
1874 * testsuite/Makefile.in: Rebuild.
1875 * testsuite/Makefile.
1877 2008-04-11 Ian Lance Taylor <iant@google.com>
1879 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1881 * testsuite/Makefile.in: Rebuild.
1883 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1885 * testsuite/script_test_2.cc (main): Adjust test.
1887 2008-04-11 David S. Miller <davem@davemloft.net>
1888 Ian Lance Taylor <iant@google.com>
1890 * options.h (General_options): Add entries for '-Y' and
1892 * options.cc (General_options:finalize): If -Y was used, add those
1893 entries to the library path instead of the default "/lib" and
1896 2008-04-11 David S. Miller <davem@davemloft.net>
1898 * testsuite/justsyms.t: Start at 0x100.
1899 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
1900 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1902 * testsuite/script_test_2.cc: Adjust string and section length
1905 2008-04-09 Ian Lance Taylor <iant@google.com>
1908 * script-sections.cc (Sections_element::allocate_to_segment): Add
1910 (Output_section_definition::allocate_to_segment): Likewise.
1911 (Orphan_output_section::allocate_to_segment): Likewise.
1912 (Script_sections::attach_sections_using_phdrs_clause): Don't
1913 propagate non-PT_LOAD segments to orphan sections.
1914 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1915 readelf rather than objdump.
1916 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1917 .interp section and PT_INTERP segment are the same size.
1918 * testsuite/Makefile.in: Rebuild.
1920 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1921 aliases for symbols defined in the same object.
1922 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1923 (weak_alias_test_SOURCES): New variable.
1924 (weak_alias_test_DEPENDENCIES): New variable.
1925 (weak_alias_test_LDFLAGS): New variable.
1926 (weak_alias_test_LDADD): New variable.
1927 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1928 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1929 (weak_alias_test_3.o): New target.
1930 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1931 * testsuite/weak_alias_test_main.cc: New file.
1932 * testsuite/weak_alias_test_1.cc: New file.
1933 * testsuite/weak_alias_test_2.cc: New file.
1934 * testsuite/weak_alias_test_3.cc: New file.
1936 2008-04-08 Ian Lance Taylor <iant@google.com>
1938 * options.h (class General_options): Add --noinhibit-exec option.
1939 * main.cc (main): Check --noinhibit-exec.
1941 * options.h (class General_options): Define --wrap as a special
1942 option. Add wrap_symbols_ field.
1943 (General_options::any_wrap_symbols): New function.
1944 (General_options::is_wrap_symbol): New function.
1945 * options.cc (General_options::parse_wrap): New function.
1946 (General_options::General_options): Initialize wrap_symbols_.
1947 * symtab.cc (Symbol_table::wrap_symbol): New function.
1948 (Symbol_table::add_from_object): Handle --wrap.
1949 * symtab.h (class Symbol_table): Declare wrap_symbol.
1950 * target.h (Target::wrap_char): New function.
1951 (Target::Target_info): Add wrap_char field.
1952 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1953 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1954 * testsuite/testfile.cc (Target_test::test_target_info):
1957 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1960 * layout.h (class Layout): Add added_eh_frame_data_ field.
1961 * layout.cc (Layout::Layout): Initialize new field.
1962 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1963 output section until we find a section we merged successfully.
1964 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1965 that the size be non-zero.
1967 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1970 2008-04-08 Craig Silverstein <csilvers@google.com>
1972 * configure.ac: Export new conditional variable HAVE_ZLIB.
1973 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1975 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1976 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1978 2008-04-07 Ian Lance Taylor <iant@google.com>
1980 * version.cc (version_string): Set to "1.5".
1982 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1983 Add issued_non_pic_error_ field. Declare check_non_pic.
1984 (Target_x86_64::Scan::check_non_pic): New function.
1985 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1986 (Target_x86_64::Scan::global): Likewise.
1988 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1989 addend parameter. Change caller. Handle merge sections.
1990 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1991 Address to Addend. Don't add in the result of
1992 local_section_offset, pass down the addend and use the returned
1994 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1995 Update declarations of local_section_offset and symbol_value.
1996 * testsuite/two_file_test_1.cc (t18): New function.
1997 * testsuite/two_file_test_2.cc (f18): New function.
1998 * testsuite/two_file_test_main.cc (main): Call t18.
1999 * testsuite/two_file_test.h (t18, f18): Declare.
2001 * configure.ac: Don't test for objdump, c++filt, or readelf.
2002 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2004 (TEST_READELF): New variable.
2005 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2006 (check_PROGRAMS): Add two_file_strip_test.
2007 (two_file_strip_test): New target.
2008 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2009 (two_file_same_shared_strip_test_SOURCES): New variable.
2010 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2011 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2012 (two_file_same_shared_strip_test_LDADD): New variable.
2013 (two_file_shared_strip.so): New target.
2014 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2015 (ver_test_5.syms, ver_test_7.syms): Likewise.
2016 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2017 (strip_test_3.stdout): Use TEST_OBJDUMP.
2018 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2020 2008-04-04 Cary Coutant <ccoutant@google.com>
2022 * symtab.h (Symbol::is_weak_undefined): New function.
2023 (Symbol::is_strong_undefined): New function.
2024 (Symbol::is_absolute): New function.
2025 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2026 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2028 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2029 (weak_undef_test): New target.
2030 * testsuite/Makefile.in: Rebuild.
2031 * testsuite/weak_undef_file1.cc: New file.
2032 * testsuite/weak_undef_file2.cc: New file.
2033 * testsuite/weak_undef_test.cc: New file.
2035 2008-04-03 Craig Silverstein <csilvers@google.com>
2037 * compressed_output.h (class Output_compressed_section): Use
2039 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2041 (zlib_compressed_suffix): Removed.
2042 (Output_compressed_section::set_final_data_size): Use unsigned
2044 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2045 Fix linker invocation.
2046 (flagstest_o_specialfile_and_compress_debug_sections):
2048 * testsuite/Makefile.in: Regenerated.
2050 2008-04-02 David S. Miller <davem@davemloft.net>
2052 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2053 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2055 2008-04-02 Craig Silverstein <csilvers@google.com>
2059 2008-04-02 Ian Lance Taylor <iant@google.com>
2061 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2062 parameters. Update for new key type to views_. Change all
2064 (File_read::read): Adjust for byteshift in returned view.
2065 (File_read::add_view): New function, broken out of
2067 (File_read::make_view): New function, broken out of
2069 (File_read::find_or_make_view): Add offset and aligned
2070 parameters. Rewrite accordingly. Change all callers.
2071 (File_read::get_view): Add offset and aligned parameters. Adjust
2072 for byteshift in return value.
2073 (File_read::get_lasting_view): Likewise.
2074 * fileread.h (class File_read): Update declarations.
2075 (class File_read::View): Add byteshift_ field. Add byteshift to
2076 constructor. Add byteshift method.
2077 * archive.h (Archive::clear_uncached_views): New function.
2078 (Archive::get_view): Add aligned parameter. Change all callers.
2079 * object.h (Object::get_view): Add aligned parameter. Change all
2081 (Object::get_lasting_view): Likewise.
2083 * fileread.cc (File_read::release): Don't call clear_views if
2084 there are multiple objects.
2085 * fileread.h (File_read::clear_uncached_views): New function.
2086 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2089 2008-03-31 Cary Coutant <ccoutant@google.com>
2091 Add thin archive support.
2092 * archive.cc (Archive::armagt): New const.
2093 (Archive::setup): Remove task parameter and calls to unlock.
2094 (Archive::unlock_nested_archives): New function.
2095 (Archive::read_header): Add nested_off parameter. Change
2097 (Archive::interpret_header): Likewise.
2098 (Archive::include_all_members): Change to handle thin
2100 (Archive::include_member): Likewise.
2101 * archive.h (Archive::Archive): Add new parameters and
2103 (Archive::armagt): New const.
2104 (Archive::setup): Remove task parameter.
2105 (Archive::unlock_nested_archives): New function.
2106 (Archive::read_header): Add nested_off parameter.
2107 (Archive::interpret_header): Likewise.
2108 (Archive::Nested_archive_table): New typedef.
2109 (Archive::is_thin_archive_): New field.
2110 (Archive::nested_archives_): New field.
2111 (Archive::options_): New field.
2112 (Archive::dirpath_): New field.
2113 (Archive::task_): New field.
2114 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2115 for thin archives. Pass additional parameters to
2116 Archive::Archive. Unlock the archive file after calling
2119 2008-03-29 Ian Lance Taylor <iant@google.com>
2121 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2122 version symbol to be local.
2123 * testsuite/ver_test_4.sh: New file.
2124 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2125 (check_DATA): Add ver_test_4.syms.
2126 (ver_test_4.syms): New target.
2127 * testsuite/Makefile.in: Rebuild.
2130 (Output_section::Input_section_sort_entry::has_priority): New
2132 (Output_section::Input_section_sort_entry::match_file_name): New
2134 (Output_section::Input_section_sort_entry::match_section_name):
2136 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2138 (Output_section::Input_section_sort_entry::match_section_file):
2140 (Output_section::Input_section_sort_compare::operator()): Rewrite
2141 using new Input_section_sort_entry functions. Sort crtbegin and
2142 crtend first. Sort sections with no priority before sections with
2144 * testsuite/initpri1.c (d3): Check j != 4.
2145 (cd5): New constructor/destructor function.
2146 (main): Check j != 2.
2148 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2149 new symbol when resolving, don't call set_is_default.
2150 * testsuite/ver_test_7.cc: New file.
2151 * testsuite/ver_test_7.sh: New file.
2152 * testsuite/Makefile.am (ver_test_7.so): New target.
2153 (ver_test_7.o): New target.
2154 (check_SCRIPTS): Add ver_test_7.sh.
2155 (check_DATA): Add ver_test_7.syms.
2156 (ver_test_7.syms): New target.
2158 2008-03-28 Ian Lance Taylor <iant@google.com>
2160 * layout.cc (Layout::layout): If we see an input section with a
2161 name that needs sorting, set the must_sort flag for the output
2163 (Layout::make_output_section): If the name of the output section
2164 indicates that it might require sorting, set the may_sort flag.
2165 * output.h (Output_section::may_sort_attached_input_sections): New
2167 (Output_section::set_may_sort_attached_input_sections): New
2169 (Output_section::must_sort_attached_input_sections): New
2171 (Output_section::set_must_sort_attached_input_sections): New
2173 (class Output_section): Declare Input_section_sort_entry. Define
2174 Input_section_sort_compare. Declare
2175 sort_attached_input_sections. Add new fields:
2176 may_sort_attached_input_sections_,
2177 must_sort_attached_input_sections_,
2178 attached_input_sections_are_sorted_.
2179 * output.cc (Output_section::Output_section): Initialize new
2181 (Output_section::add_input_section): Add an entry to
2182 input_sections_ if may_sort or must_sort are true.
2183 (Output_section::set_final_data_size): Call
2184 sort_attached_input_sections if necessary.
2185 (Output_section::Input_section_sort_entry): Define new class.
2186 (Output_section::Input_section_sort_compare::operator()): New
2188 (Output_section::sort_attached_input_sections): New function.
2189 * configure.ac: Check whether the compiler supports constructor
2190 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2191 * testsuite/initpri1.c: New file.
2192 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2193 CONSTRUCTOR_PRIORITY.
2194 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2195 (initpri1_LDFLAGS): New variable.
2196 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2198 2008-03-27 Ian Lance Taylor <iant@google.com>
2200 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2201 * testsuite/common_test_1.c: New file.
2202 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2203 (common_test_1_SOURCES): New variable.
2204 (common_test_1_DEPENDENCIES): New variable.
2205 (common_test_1_LDFLAGS): New variable.
2207 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2208 and commons_ correctly when NAME/VERSION does not override
2210 * testsuite/ver_test_6.c: New file.
2211 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2212 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2213 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2215 2008-03-26 Ian Lance Taylor <iant@google.com>
2217 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2218 of an undefined symbol from a version script.
2219 * testsuite/Makefile.am (ver_test_5.so): New target.
2220 (ver_test_5.o): New target.
2221 (check_SCRIPTS): Add ver_test_5.sh.
2222 (check_DATA): Add ver_test_5.syms.
2223 (ver_test_5.syms): New target.
2224 * testsuite/ver_test_5.cc: New file.
2225 * testsuite/ver_test_5.script: New file.
2226 * testsuite/ver_test_5.sh: New file.
2227 * Makefile.in, testsuite/Makefile.in: Rebuild.
2230 Fix problems building gold with gcc 4.3.0.
2231 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2232 (gold_error_at_location, gold_warning_at_location): Use it.
2233 * configure.ac: Check whether we can compile and use a template
2234 function with a printf attribute.
2235 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2236 when jumping over bytes.
2237 * object.cc: Instantiate Object::read_section_data.
2238 * debug.h: Include <cstring>
2239 * dwarf_reader.cc: Include <algorithm>
2240 * main.cc: Include <cstring>.
2241 * options.cc: Include <cstring>.
2242 * output.cc: Include <cstring>.
2243 * script.cc: Include <cstring>.
2244 * script.h: Include <string>.
2245 * symtab.cc: Include <cstring> and <algorithm>.
2246 * target-select.cc: Include <cstring>.
2247 * version.cc: Include <string>.
2248 * testsuite/testmain.cc: Include <cstdlib>.
2249 * configure, config.in: Rebuild.
2251 2008-03-25 Ian Lance Taylor <iant@google.com>
2253 * options.cc: Include "../bfd/bfdver.h".
2254 (options::help): Print bug reporting address.
2256 * version.cc (print_version): Adjust output for current value of
2261 * options.cc (options::help): Print list of supported targets.
2262 * target-select.h: Include <vector>.
2263 (class Target_selector): Make machine_, size_, and is_big_endian_
2264 fields const. Add bfd_name_ and instantiated_target_ fields.
2265 (Target_selector::Target_selector): Add bfd_name parameter.
2266 (Target_selector::recognize): Make non-virtual, call
2268 (Target_selector::recognize_by_name): Make non-virtual, call
2269 do_recognize_by_name.
2270 (Target_selector::supported_names): New function.
2271 (Target_selector::bfd_name): New function.
2272 (Target_selector::do_instantiate_target): New pure virtual
2274 (Target_selector::do_recognize): New virtual function.
2275 (Target_selector::do_recognize_by_name): New virtual function.
2276 (Target_selector::instantiate_target): New private function.
2277 (supported_target_names): Declare.
2278 * target-select.cc (Target_selector::Target_selector): Update for
2279 new parameter and fields.
2280 (select_target_by_name): Check that the name matches before
2281 calling recognize_by_name.
2282 (supported_target_names): New function.
2283 * i386.cc (class Target_selector_i386): Update Target_selector
2284 constructor call. Remove recognize and recognize_by_name. Add
2285 do_instantiate_target.
2286 * x86_64.cc (class Target_selector_x86_64): Likewise.
2287 * testsuite/testfile.cc (class Target_selector_test): Update for
2288 changes to Target_selector.
2290 * README: Rewrite, with some notes on unsupported features.
2292 2008-03-24 Cary Coutant <ccoutant@google.com>
2294 * i386.cc (Target_i386::Got_type): New enum declaration.
2295 (Target_i386::Scan::local): Updated callers of Output_data_got
2297 (Target_i386::Scan::global): Likewise.
2298 (Target_i386::Relocate::relocate): Likewise.
2299 (Target_i386::Relocate::relocate_tls): Likewise.
2300 * object.h (Got_offset_list): New class.
2301 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2302 (Sized_relobj::local_got_offset): Likewise.
2303 (Sized_relobj::set_local_got_offset): Likewise.
2304 (Sized_relobj::local_has_tls_got_offset): Removed.
2305 (Sized_relobj::local_tls_got_offset): Removed.
2306 (Sized_relobj::set_local_tls_got_offset): Removed.
2307 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2308 * output.cc (Output_data_got::add_global): Added got_type parameter.
2309 (Output_data_got::add_global_with_rel): Likewise.
2310 (Output_data_got::add_global_with_rela): Likewise.
2311 (Output_data_got::add_global_pair_with_rel): New function.
2312 (Output_data_got::add_global_pair_with_rela): New function.
2313 (Output_data_got::add_local): Added got_type parameter.
2314 (Output_data_got::add_local_with_rel): Likewise.
2315 (Output_data_got::add_local_with_rela): Likewise.
2316 (Output_data_got::add_local_pair_with_rel): New function.
2317 (Output_data_got::add_local_pair_with_rela): New function.
2318 (Output_data_got::add_global_tls): Removed.
2319 (Output_data_got::add_global_tls_with_rel): Removed.
2320 (Output_data_got::add_global_tls_with_rela): Removed.
2321 (Output_data_got::add_local_tls): Removed.
2322 (Output_data_got::add_local_tls_with_rel): Removed.
2323 (Output_data_got::add_local_tls_with_rela): Removed.
2324 * output.h (Output_data_got::add_global): Added got_type parameter.
2325 (Output_data_got::add_global_with_rel): Likewise.
2326 (Output_data_got::add_global_with_rela): Likewise.
2327 (Output_data_got::add_global_pair_with_rel): New function.
2328 (Output_data_got::add_global_pair_with_rela): New function.
2329 (Output_data_got::add_local): Added got_type parameter.
2330 (Output_data_got::add_local_with_rel): Likewise.
2331 (Output_data_got::add_local_with_rela): Likewise.
2332 (Output_data_got::add_local_pair_with_rel): New function.
2333 (Output_data_got::add_local_pair_with_rela): New function.
2334 (Output_data_got::add_global_tls): Removed.
2335 (Output_data_got::add_global_tls_with_rel): Removed.
2336 (Output_data_got::add_global_tls_with_rela): Removed.
2337 (Output_data_got::add_local_tls): Removed.
2338 (Output_data_got::add_local_tls_with_rel): Removed.
2339 (Output_data_got::add_local_tls_with_rela): Removed.
2340 * resolve.cc (Symbol::override_base_with_special): Removed
2341 reference to has_got_offset_ field.
2342 * symtab.cc (Symbol::init_fields): Replaced initialization
2343 of got_offset_ with got_offsets_. Removed initialization
2345 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2346 (Symbol::got_offset): Likewise.
2347 (Symbol::set_got_offset): Likewise.
2348 (Symbol::has_tls_got_offset): Removed.
2349 (Symbol::tls_got_offset): Removed.
2350 (Symbol::set_tls_got_offset): Removed.
2351 (Symbol::got_offset_): Removed.
2352 (Symbol::tls_mod_got_offset_): Removed.
2353 (Symbol::tls_pair_got_offset_): Removed.
2354 (Symbol::got_offsets_): New field.
2355 (Symbol::has_got_offset): Removed.
2356 (Symbol::has_tls_mod_got_offset): Removed.
2357 (Symbol::has_tls_pair_got_offset): Removed.
2358 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2359 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2361 (Target_x86_64::Scan::global): Likewise.
2362 (Target_x86_64::Relocate::relocate): Likewise.
2363 (Target_x86_64::Relocate::relocate_tls): Likewise.
2365 2008-03-25 Ben Elliston <bje@au.ibm.com>
2367 * yyscript.y: Fix spelling error in comment.
2369 2008-03-24 Ian Lance Taylor <iant@google.com>
2371 * options.h (class General_options): Define build_id option.
2372 * layout.h (class Layout): Declare write_build_id, create_note,
2373 create_build_id. Add build_id_note_ member.
2374 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2375 "libiberty.h", "md5.h", "sha1.h".
2376 (Layout::Layout): Initialize eh_frame_data_,
2377 eh_frame_hdr_section_, and build_id_note_.
2378 (Layout::finalize): Call create_build_id.
2379 (Layout::create_note): New function, broken out of
2380 Layout::create_gold_note.
2381 (Layout::create_gold_note): Call create_note.
2382 (Layout::create_build_id): New function.
2383 (Layout::write_build_id): New function.
2384 (Close_task_runner::run): Call write_build_id.
2386 * x86_64.cc: Correct license to GPLv3.
2388 2008-03-23 Ian Lance Taylor <iant@google.com>
2390 * options.cc: Include "demangle.h".
2391 (parse_optional_string): New function.
2392 (parse_long_option): Handle takes_optional_argument.
2393 (parse_short_option): Update dash_z initializer. Handle
2394 takes_optional_argument.
2395 (General_options::General_options): Initialize do_demangle_.
2396 (General_options::finalize): Set do_demangle_. Handle demangling
2398 * options.h (parse_optional_string): Declare.
2399 (struct One_option): Add optional_arg field. Update constructor.
2400 Update call constructor calls. Add takes_optional_argument
2402 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2403 (DEFINE_optional_string): Define.
2404 (General_options::demangle): Change from DEFINE_bool to
2405 DEFINE_optional_string.
2406 (General_options::no_demangle): New function.
2407 (General_options::do_demangle): New function.
2408 (General_options::set_do_demangle): New function.
2409 (General_options::execstack_status_): Move definition to end of
2411 (General_options::static_): Likewise.
2412 (General_options::do_demangle_): New field.
2413 * object.cc (big_endian>::get_symbol_location_info): Call
2414 Options::do_demangle, not Options::demangle.
2415 * symtab.cc (demangle): Likewise.
2417 2008-03-22 Ian Lance Taylor <iant@google.com>
2419 * gold.h: Include <cstddef> and <sys/types.h>
2420 * options.h: Include <cstring>.
2422 2008-03-21 Ian Lance Taylor <iant@google.com>
2424 * Added source code to GNU binutils.