| blob | 6a86fbad258273e06d55e3672b512ed266a83b9a |
1 2009-01-14 Cary Coutant <ccoutant@google.com>
3 * output.cc (Output_reloc): Add explicit instantiations.
5 2009-01-14 Cary Coutant <ccoutant@google.com>
7 * archive.cc (Archive::get_elf_object_for_member): Remove call
8 to File_read::claim_for_plugin.
9 * descriptors.cc (Descriptors::open): Remove reference to
10 is_claimed.
11 (Descriptors::claim_for_plugin): Remove.
12 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13 (Descriptors::is_claimed): Remove.
14 (claim_descriptor_for_plugin): Remove.
15 * fileread.cc (File_read::claim_for_plugin): Remove.
16 * fileread.h (File_read::claim_for_plugin): Remove.
17 (File_read::descriptor): Reopen descriptor if necessary.
18 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
19 (Plugin_manager::all_symbols_read): Add task parameter. Change
20 all callers.
21 (Plugin_manager::get_input_file): New function.
22 (Plugin_manager::release_input_file): New function.
23 (Pluginobj::Pluginobj): Add filesize parameter and initialize
24 corresponding data member.
25 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
26 and pass to base constructor. Change all callers.
27 (get_input_file, release_input_file): New functions.
28 (make_sized_plugin_object): Add filesize parameter. Change all callers.
29 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
30 (Plugin_manager::all_symbols_read): Add task parameter.
31 (Plugin_manager::get_input_file): New function.
32 (Plugin_manager::release_input_file): New function.
33 (Plugin_manager::task_): New data member.
34 (Pluginobj::Pluginobj): Add filesize parameter.
35 (Pluginobj::filename): New function.
36 (Pluginobj::descriptor): New function.
37 (Pluginobj::filesize): New function.
38 (Pluginobj::filesize_): New data member.
39 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
40 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
41 File_read::claim_for_plugin; use Object::unlock to unlock the file.
43 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
44 with archive libraries.
45 * testsuite/Makefile.in: Regenerate.
46 * testsuite/plugin_test.c (struct sym_info): New type.
47 (get_input_file, release_input_file): New static variables.
48 (onload): Capture new transfer vector entries.
49 (claim_file_hook): Stop reading at end of file according to filesize.
50 Factor out parsing of readelf output into separate function.
51 (all_symbols_read_hook): Exercise get_input_file and release_input_file
52 APIs and get the source file name from the symbol table. Convert
53 source file name to corresponding object file name. Print info
54 message when adding new input files.
55 (parse_readelf_line): New function.
56 * testsuite/plugin_test_1.sh: Add checks for new info messages.
57 * testsuite/plugin_test_2.sh: Likewise.
58 * testsuite/plugin_test_3.sh: Likewise.
59 * testsuite/plugin_test_4.sh: New test case.
61 2009-01-07 Ian Lance Taylor <iant@google.com>
63 * version.cc (version_string): Bump to 1.8.
65 2008-12-23 Cary Coutant <ccoutant@google.com>
67 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
68 * plugin.cc (Plugin_manager::finish): Rename as
69 layout_deferred_objects. Move cleanup to separate function.
70 (Plugin_manager::cleanup): New function.
71 (Plugin_finish::run): Call layout_deferred_objects and cleanup
72 separately.
73 * plugin.h (Plugin_manager::finish): Rename as
74 layout_deferred_objects.
75 (Plugin_manager::cleanup): New function.
76 (Plugin_manager::cleanup_done): New field.
78 2008-12-23 Cary Coutant <ccoutant@google.com>
80 * plugin.cc (is_visible_from_outside): New function.
81 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
82 so we don't return "IR only" status for exported symbols or -r links.
84 * testsuite/Makefile.am (plugin_test_3): New test case.
85 * testsuite/Makefile.in: Regenerate.
86 * testsuite/plugin_test_3.sh: New file.
88 2008-12-22 Cary Coutant <ccoutant@google.com>
90 * object.cc (Sized_relobj::layout_section): New function.
91 (Sized_relobj::do_layout): Defer layout of input sections until after
92 plugin has provided replacement files.
93 (Sized_relobj::do_layout_deferred_sections): New function.
94 * object.h (Relobj::set_section_offset): Remove virtual keyword.
95 (Relobj::layout_deferred_sections): New function.
96 (Relobj::do_layout_deferred_sections): New function.
97 (Sized_relobj::do_layout_deferred_sections): New function.
98 (Sized_relobj::layout_section): New function.
99 (Sized_relobj::Deferred_layout): New structure.
100 (Sized_relobj::deferred_layout_): New field.
101 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
102 Change all callers. Layout deferred sections.
103 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
104 references.
105 (Plugin_hook::run): Move code from do_plugin_hook inline.
106 (Plugin_hook::do_plugin_hook): Remove.
107 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
108 (Plugin_manager::finish): Renamed, was cleanup.
109 (Plugin_manager::should_defer_layout): New function.
110 (Plugin_manager::add_deferred_layout_object): New function.
111 (Plugin_manager::Deferred_layout_list): New type.
112 (Plugin_manager::deferred_layout_objects_): New field.
113 (Plugin_hook::do_plugin_hook): Remove.
115 2008-12-17 Ian Lance Taylor <iant@google.com>
117 * options.h (class General_options): Add --no case for
118 --export-dynamic.
120 2008-12-16 Cary Coutant <ccoutant@google.com>
122 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
123 vector.
124 (Plugin_manager::claim_file): Create plugin object even if
125 plugin did not call the add_symbols callback.
126 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
127 asking for more symbols than were added.
128 * testsuite/Makefile.am (plugin_test_1): Add test case with
129 no global symbols.
130 (empty.syms): New target.
131 * testsuite/Makefile.in: Regenerate.
132 * testsuite/plugin_test.c (claim_file_hook): Add new debug
133 message. Don't call add_symbols if no globals.
134 (all_symbols_read_hook): Don't provide replacement for empty
135 claimed file.
137 2008-12-12 Ian Lance Taylor <iant@google.com>
139 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
140 r_type == 0 for a local symbol with r_sym == 0.
141 (scan_relocatable_relocs): Pass r_sym to
142 local_non_section_strategy.
143 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
144 r_sym parameter.
146 * configure.ac: Update test for TLS descriptors: they are
147 supported as of glibc 2.9.
148 * configure: Rebuild.
150 2008-12-11 Ian Lance Taylor <iant@google.com>
152 PR 7091
153 * target-reloc.h (Default_scan_relocatable_relocs): For each
154 function, map r_type == 0 to RELOC_DISCARD.
156 2008-12-10 Cary Coutant <ccoutant@google.com>
158 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
159 object to override a kept COMDAT group from a plugin object.
161 2008-12-09 Ian Lance Taylor <iant@google.com>
163 PR 7088
164 * yyscript.y (file_cmd): Handle INPUT.
166 * testsuite/initpri1.c: Change all declarations to be full
167 prototypes by adding void, to avoid compiler warnings.
169 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
171 * options.cc (General_options::parse_plugin_opt): New.
172 (General_options::add_plugin): The argument now is just the filename.
173 (General_options::add_plugin_option): New.
174 * options.h (plugin_opt): New.
175 (add_plugin): Change argument name.
176 (add_plugin_option): New.
177 * plugin.cc (Plugin::load): Don't parse the plugin option.
178 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
179 (Plugin::add_option): New.
180 (Plugin::args_): Change type.
181 (Plugin::filename_): New.
182 (Plugin_manager::add_plugin_option): New.
183 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
184 * testsuite/Makefile.in: Regenerate.
186 2008-12-05 Cary Coutant <ccoutant@google.com>
188 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
189 Handle --strip-lto-sections option.
190 * options.h (strip_lto_sections): New option.
192 2008-12-01 Cary Coutant <ccoutant@google.com>
194 * plugin.cc (ld_plugin_message): Change format parameter to const.
195 Fix mismatch between new[] and delete.
197 2008-11-14 Cary Coutant <ccoutant@google.com>
199 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
200 instead of -1U.
202 2008-11-05 Craig Silverstein <csilvers@google.com>
204 * options.cc (General_options::parse_dynamic_list): New function.
205 * options.h (General_options): New flags dynamic_list,
206 dynamic_list_data, dynamic_list_cpp_new, and
207 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
208 (General_options::in_dynamic_list): New function.
209 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
210 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
211 (Lex::can_continue_name): Likewise.
212 (yylex): Likewise.
213 (read_script_file): New parameter script_options.
214 (read_dynamic_list): New function.
215 (Script_options::define_dynamic_list): New function.
216 (dynamic_list_keyword_parsecodes): New variable.
217 (dynamic_list_keywords): New variable.
218 * script.h (Script_options::define_dynamic_list): New function
219 prototype.
220 (read_dynamic_list): New function prototype.
221 * symtab.cc (strprefix): New macro.
222 (Symbol::should_add_dynsym_entry): Support dynamic_list,
223 dynamic_list_data, dynamic_list_cpp_new, and
224 dynamic_list_cpp_typeinfo.
225 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
226 (dynamic_list_expr): New rule.
227 (dynamic_list_nodes): Likewise.
228 (dynamic_list_node): Likewise.
229 * testsuite/Makefile.am (dynamic_list): New test.
230 * testsuite/Makefile.in: Regenerated.
231 * testsuite/dynamic_list.t: New file.
232 * testsuite/dynamic_list.sh: New file.
234 2008-11-05 Craig Silverstein <csilvers@google.com>
236 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
237 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
238 (t11_last): Likewise.
239 * testsuite/ver_test_6.c (main): Likewise.
241 2008-10-07 Cary Coutant <ccoutant@google.com>
243 * options.c (General_options::finalize): Add check for -static and
244 -shared.
245 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
246 is not empty.
248 2008-10-02 Cary Coutant <ccoutant@google.com>
250 * plugin.cc (make_sized_plugin_object): Fix conditional
251 compilation to work when not all targets are enabled.
253 2008-09-29 Cary Coutant <ccoutant@google.com>
255 * archive.cc (Archive::get_file_and_offset): Use filename instead
256 of name to get library path.
257 (Archive::include_member): Unlock external member of a thin archive.
259 * testsuite/Makefile.am (TEST_AR): New variable.
260 (thin_archive_test_1): New test.
261 (thin_archive_test_2): New test.
262 * testsuite/Makefile.in: Regenerate.
263 * testsuite/thin_archive_main.cc: New file.
264 * testsuite/thin_archive_test_1.cc: New file.
265 * testsuite/thin_archive_test_2.cc: New file.
266 * testsuite/thin_archive_test_3.cc: New file.
267 * testsuite/thin_archive_test_4.cc: New file.
269 2008-09-29 Cary Coutant <ccoutant@google.com>
271 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
272 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
273 instead of -1U.
274 (Sized_relobj::do_finalize_local_symbols): Likewise.
275 (Sized_relobj::map_to_kept_section): Likewise.
276 * object.h (Sized_relobj::invalid_address): New constant.
277 (Sized_relobj::do_output_section_offset): Check for invalid_address
278 and return -1ULL.
279 * output.cc (Output_reloc::local_section_offset): Use constant
280 invalid_address instead of -1U.
281 (Output_reloc::get_address): Likewise.
282 (Output_section::output_address): Change -1U to -1ULL.
283 * output.h (Output_reloc::invalid_address): New constant.
284 * reloc.cc (Sized_relobj::write_sections): Use constant
285 invalid_address instead of -1U.
286 (Sized_relobj::relocate_sections): Likewise.
287 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
288 values for merge sections.
289 * target-reloc.h (relocate_for_relocatable): Use constant
290 invalid_address instead of -1U.
292 2008-09-19 Cary Coutant <ccoutant@google.com>
294 Add plugin functionality for link-time optimization (LTO).
295 * configure.ac (plugins): Add --enable-plugins option.
296 * configure: Regenerate.
297 * config.in: Regenerate.
298 * Makefile.am (LIBDL): New variable.
299 (CCFILES): Add plugin.cc.
300 (HFILES): Add plugin.h.
301 (ldadd_var): Add LIBDL.
302 * Makefile.in: Regenerate.
304 * archive.cc: Include "plugin.h".
305 (Archive::setup): Don't preread archive symbols when using a plugin.
306 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
307 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
308 files.
309 (Archive::include_member): Add symbols from plugin objects.
310 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
311 * descriptors.cc (Descriptors::open): Check for file descriptors
312 abandoned by plugins.
313 (Descriptors::claim_for_plugin): New function.
314 * descriptors.h (Descriptors::claim_for_plugin): New function.
315 (Open_descriptor::is_claimed): New field.
316 (claim_descriptor_for_plugin): New function.
317 * fileread.cc (File_read::claim_for_plugin): New function.
318 * fileread.h (File_read::claim_for_plugin): New function.
319 (File_read::descriptor): New function.
320 * gold.cc: Include "plugin.h".
321 (queue_initial_tasks): Add task to call plugin hooks for generating
322 new object files.
323 * main.cc: Include "plugin.h".
324 (main): Load plugin libraries.
325 * object.h (Pluginobj): Declare.
326 (Object::pluginobj): New function.
327 (Object::do_pluginobj): New function.
328 (Object::set_target): New function.
329 * options.cc: Include "plugin.h".
330 (General_options::parse_plugin): New function.
331 (General_options::General_options): Initialize plugins_ field.
332 (General_options::add_plugin): New function.
333 * options.h (Plugin_manager): Declare.
334 (General_options): Add --plugin option.
335 (General_options::has_plugins): New function.
336 (General_options::plugins): New function.
337 (General_options::add_plugin): New function.
338 (General_options::plugins_): New field.
339 * plugin.cc: New file.
340 * plugin.h: New file.
341 * readsyms.cc: Include "plugin.h".
342 (Read_symbols::do_read_symbols): Check for archive before checking
343 for ELF file. Call plugin hooks to claim files.
344 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
345 from a real object file; force override when processing replacement
346 files.
347 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
348 (Symbol::init_base_object): Likewise.
349 (Symbol::init_base_output_data): Likewise.
350 (Symbol::init_base_output_segment): Likewise.
351 (Symbol::init_base_constant): Likewise.
352 (Symbol::init_base_undefined): Likewise.
353 (Symbol::output_section): Assert that object is not a plugin.
354 (Symbol_table::add_from_pluginobj): New function.
355 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
356 undefined.
357 (Symbol_table::sized_write_globals): Likewise.
358 (Symbol_table::add_from_pluginobj): Instantiate template.
359 * symtab.h (Sized_pluginobj): Declare.
360 (Symbol::in_real_elf): New function.
361 (Symbol::set_in_real_elf): New function.
362 (Symbol::in_real_elf_): New field.
363 (Symbol_table::add_from_pluginobj): New function.
365 * testsuite/Makefile.am (AM_CFLAGS): New variable.
366 (LIBDL): New variable.
367 (LDADD): Add LIBDL.
368 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
369 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
370 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
371 (MOSTLYCLEANFILES): Likewise.
372 * testsuite/Makefile.in: Regenerate.
373 * testsuite/plugin_test.c: New file.
374 * testsuite/plugin_test_1.sh: New file.
375 * testsuite/plugin_test_2.sh: New file.
377 2008-09-16 Ian Lance Taylor <iant@google.com>
379 * target-reloc.h (relocate_section): Check whether a symbol is
380 defined by the ABI before reporting an undefined symbol error.
381 * target.h (Target::is_defined_by_abi): Make parameter const.
382 (Target::do_is_defined_by_abi): Likewise.
383 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
384 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
385 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
386 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
387 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
388 * testsuite/Makefile.in: Rebuild.
390 * fileread.cc (make_view): Add casts to avoid warning.
392 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
394 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
395 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
397 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
399 * options.h (General_options::output_is_executable): New.
400 (General_options::output_is_pie): New.
401 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
402 for shared libraries.
403 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
405 2008-09-11 Chris Demetriou <cgd@google.com>
407 * options.h (origin): New -z option.
408 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
409 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
410 in DT_FLAGS_1.
412 2008-09-05 Cary Coutant <ccoutant@google.com>
414 * fileread.cc (File_read::make_view): Add check for attempt to map
415 beyond end of file.
417 2008-09-05 Cary Coutant <ccoutant@google.com>
419 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
420 explicit instantiations.
422 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
424 PR gold/6858
425 * options.cc (General_options::finalize): Allow undefined symbols
426 in shlibs if linking -shared.
428 PR gold/6859
429 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
430 symbols as not needing a dynsym entry.
432 2008-08-20 Craig Silverstein <csilvers@google.com>
434 * fileread.cc (File_read::open): Do not lock the file unless it
435 was successfully opened.
437 2008-08-14 Cary Coutant <ccoutant@google.com>
439 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
440 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
441 * testsuite/tls_test.cc (struct int128): 128-bit struct
442 for testing TLS relocs with non-zero addend.
443 (v12): New TLS variable.
444 (t12): New test.
445 (t_last): Add check for v12.
446 * testsuite/tls_test.h (t12): New function.
447 * testsuite/tls_test_main.cc (thread_routine): Call new test.
449 2008-08-13 Ian Lance Taylor <iant@google.com>
451 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
452 set tls_segment_ or relro_segment_.
453 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
454 when appropriate.
455 * output.h (Output_section::clear_is_relro): New function.
456 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
457 sections specially even when output_data_ is empty.
458 (Output_segment::maximum_alignment): When first section is relro,
459 only force alignment for PT_LOAD segments.
460 * script.cc (script_data_segment_align): New function.
461 (script_data_segment_relro_end): New function.
462 * script-c.h (script_data_segment_align): Declare.
463 (script_data_segment_relro_end): Declare.
464 * script-sections.h (class Script_sections): Declare
465 data_segment_align and data_segment_relro_end. Add fields
466 segment_align_index_ and saw_relro_end_.
467 * script-sections.cc (class Sections_element): Add set_is_relro
468 virtual function. Add new bool* parameter to place_orphan_here.
469 Add get_output_section virtual function.
470 (class Output_section_definition): Add set_is_relro. Add new
471 bool* parameter to place_orphan_here. Add get_output_section.
472 Add is_relro_ field.
473 (Output_section_definition::Output_section_definition): Initialize
474 evaluated_address_, evaluated_load_address, evaluated_addralign_,
475 and is_relro_ fields.
476 (Output_section_definition::place_orphan_here): Add is_relro
477 parameter.
478 (Output_section_definition::set_section_addresses): Set relro for
479 output section.
480 (Output_section_definition::alternate_constraint): Likewise.
481 (class Orphan_output_section): Add new bool* parameter to
482 place_orphan_here. Add get_output_section.
483 (Orphan_output_section::place_orphan_here): Add is_relro
484 parameter.
485 (Script_sections::Script_sections): Initialize
486 data_segment_align_index_ and saw_relro_end_.
487 (Script_sections::data_segment_align): New function.
488 (Script_sections::data_segment_relro_end): New function.
489 (Script_sections::place_orphan): Set or clear is_relro.
490 (Script_sections::set_section_addresses): Force alignment of first
491 TLS section.
492 * yyscript.y (exp): Call script_data_segment_align and
493 script_data_segment_relro_end.
494 * testsuite/relro_script_test.t: New file.
495 * testsuite/relro_test.cc (using_script): Declare.
496 (t1, t2): Test using_script.
497 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
498 (relro_script_test_SOURCES): Define.
499 (relro_script_test_DEPENDENCIES): Define.
500 (relro_script_test_LDFLAGS): Define.
501 (relro_script_test_LDADD): Define.
502 (relro_script_test.so): New target.
503 * testsuite/Makefile.in: Rebuild.
505 2008-08-06 Cary Coutant <ccoutant@google.com>
507 * archive.cc (Archive::total_archives, Archive::total_members)
508 (Archive::total_members_loaded): New variables.
509 (Archive::setup): Add parameter. Add option to preread
510 archive symbols.
511 (Archive::read_armap): Add counter.
512 (Archive::get_file_and_offset): New function.
513 (Archive::get_elf_object_for_member): New function.
514 (Archive::read_all_symbols): New function.
515 (Archive::read_symbols): New function.
516 (Archive::add_symbols): Add counters.
517 (Archive::include_all_members): Use armap to find members if it's
518 already built.
519 (Archive::include_member): Skip reading symbols if already read.
520 Factored code into Archive::get_file_and_offset and
521 Archive::get_elf_object_for_member. Changed call to
522 Mapfile::report_include_archive_member.
523 (Archive::print_stats): New function.
524 * archive.h: Declare Object and Read_symbols_data classes.
525 (Archive::Archive): Add initializers for new members.
526 (Archive::setup): Add parameter.
527 (Archive::print_stats): New function.
528 (Archive::total_archives, Archive::total_members)
529 (Archive::total_members_loaded): New variables.
530 (Archive::get_file_and_offset): New function.
531 (Archive::get_elf_object_for_member): New function.
532 (Archive::read_all_symbols): New function.
533 (Archive::read_symbols): New function.
534 (Archive::Archive_member): New class.
535 (Archive::members_): New member.
536 (Archive::num_members_): New member.
537 * main.cc: Include archive.h.
538 (main): Call Archive::print_stats.
539 * mapfile.cc (Mapfile::report_include_archive_member): Delete
540 archive parameter; member_name is now the fully-decorated name.
541 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
542 * options.h: (General_options): Add --preread-archive-symbols option.
543 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
544 Archive::setup.
546 2008-08-04 Ian Lance Taylor <iant@google.com>
548 * symtab.h (Symbol::use_plt_offset): New function.
549 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
550 * powerpc.cc (Relocate::relocate): Likewise.
551 * sparc.cc (Relocate::relocate): Likewise.
552 * x86_64.cc (Relocate::relocate): Likewise.
553 * testsuite/weak_plt.sh: New test.
554 * testsuite/weak_plt_main.cc: New test.
555 * testsuite/weak_plt_shared.cc: New test.
556 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
557 (check_PROGRAMS): Add weak_plt.
558 (check_DATA): Add weak_plt_shared.so.
559 (weak_plt_main_pic.o, weak_plt): New targets.
560 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
561 * testsuite/Makefile.in: Rebuild.
563 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
564 gcctestdir/ld.
565 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
566 * testsuite/Makefile.in: Rebuild.
568 2008-08-04 Alan Modra <amodra@bigpond.net.au>
570 * Makefile.am (POTFILES.in): Set LC_ALL=C.
571 * Makefile.in: Regenerate.
572 * po/POTFILES.in: Regenerate.
574 2008-07-29 Ian Lance Taylor <iant@google.com>
576 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
577 symbols before other symbols.
578 * testsuite/script_test_2.cc (test_addr): Declare.
579 (test_addr_alias): Declare.
580 (main): Check that test_addr and test_addr_alias have the right
581 values.
582 * testsuite/script_test_2.t: Define test_addr_alias and
583 test_addr.
585 2008-07-24 Ian Lance Taylor <iant@google.com>
587 PR 5990
588 * descriptors.cc: New file.
589 * descriptors.h: New file.
590 * gold-threads.h (class Hold_optional_lock): New class.
591 * fileread.cc: Include "descriptors.h".
592 (File_read::~File_read): Release descriptor rather than closing
593 it.
594 (File_read::open) [file]: Call open_descriptor rather than open.
595 Set is_descriptor_opened_.
596 (File_read::open) [memory]: Assert that descriptor is not open.
597 (File_read::reopen_descriptor): New function.
598 (File_read::release): Release descriptor.
599 (File_read::do_read): Make non-const. Reopen descriptor.
600 (File_read::read): Make non-const.
601 (File_read::make_view): Reopen descriptor.
602 (File_read::do_readv): Likewise.
603 * fileread.h (class File_read): Add is_descriptor_opened_ field.
604 Update declarations.
605 * layout.cc: Include "descriptors.h".
606 (Layout::create_build_id): Use open_descriptor rather than open.
607 * output.cc: Include "descriptors.h".
608 (Output_file::open): Use open_descriptor rather than open.
609 * archive.cc (Archive::const_iterator): Change Archive to be
610 non-const.
611 (Archive::begin, Archive::end): Make non-const.
612 (Archive::count_members): Likewise.
613 * archive.h (class Archive): Update declarations.
614 * object.h (Object::read): Make non-const.
615 * Makefile.am (CCFILES): Add descriptors.cc.
616 (HFILES): Add descriptors.h.
617 * Makefile.in: Rebuild.
619 PR 6716
620 * gold.h: Always include <clocale>. Add Solaris workarounds
621 following code in binutils/sysdep.h.
623 PR 6048
624 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
625 this->eh_frame_hdr_ is NULL before using it.
627 * dynobj.cc (Versions::Versions): Update comment.
629 * dynobj.cc (Versions::Versions): If there is an soname, use it as
630 the base version name.
632 * stringpool.cc (Stringpool_template::add_with_length): Set key to
633 array size plus one.
634 (Stringpool_template::set_string_offsets): Subtract one from key
635 before using it as an array index.
636 (Stringpool_template::get_offset_with_length): Likewise.
637 (Stringpool_template::write_to_buffer): Likewise.
638 * stringpool.h (Stringpool_template::get_offset_from_key):
639 Likewise.
641 2008-07-23 Ian Lance Taylor <iant@google.com>
643 PR 6658
644 * object.h (Merged_symbol_value::value): Do our best to handle a
645 negative addend.
647 PR 6647
648 * script.cc (Version_script_info::get_versions): Don't add empty
649 version tag to return value.
650 (Version_script_info::get_symbol_version_helper): Change return
651 type to bool. Add pversion parameter. Change all callers.
652 (script_register_vers_node): Don't require a non-NULL tag.
653 * script.h (class Version_script_info): Update declarations.
654 (Version_script_info::get_symbol_version): Change return type to
655 bool. Add version parameter. Change all callers.
656 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
657 handling. Handle an empty version from a version script.
658 (Symbol_table::define_special_symbol): Likewise.
659 * testsuite/ver_test_10.script: New file.
660 * testsuite/ver_test_10.sh: New file.
661 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
662 (check_DATA): Add ver_test_10.syms.
663 (ver_test_10.syms, ver_test_10.so): New target.
664 * testsuite/Makefile.in: Rebuild.
666 2008-07-23 Simon Baldwin <simonb@google.com>
668 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
669 to zero for undefined symbols from dynamic libraries.
671 2008-07-23 Ian Lance Taylor <iant@google.com>
673 * symtab.cc (Symbol_table::resolve): Remove version parameter.
674 Change all callers.
675 * symtab.h (class Symbol_table): Update declaration.
676 * testsuite/ver_test_9.cc: New file.
677 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
678 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
679 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
680 (ver_test_9.so, ver_test_9.o): New targets.
681 * testsuite/Makefile.in: Rebuild.
683 2008-07-22 Ian Lance Taylor <iant@google.com>
685 * options.h (class General_options): Define --check-sections.
686 * layout.cc (Layout::set_segment_offsets): Handle
687 --check-sections.
689 * options.h (class General_options): Define -n/--nmagic and
690 -N/--omagic.
691 * options.cc (General_options::finalize): For -n/--nmagic or
692 -N/--omagic, set -static.
693 * layout.cc (Layout::attach_allocated_section_to_segment): If
694 -N/--omagic, don't put read-only and read-write sections in
695 different segments.
696 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
697 finding a read-only segment.
698 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
699 don't set the minimum segment alignment to the common page size,
700 and don't set the file offset to the address modulo the page size.
701 * script-sections.cc (Script_sections::create_segments): If
702 -n/--omagic, don't put read-only and read-write sections in
703 different segments.
705 * cref.cc: New file.
706 * cref.h: New file.
707 * options.h (class General_options): Add --print-symbol-counts.
708 * main.cc (main): Issue defined symbol report if requested.
709 * archive.cc (Archive::interpret_header): Make into a const member
710 function.
711 (Archive::add_symbols): Call Input_objects::archive_start and
712 archive_stop.
713 (Archive::const_iterator): Define new class.
714 (Archive::begin, Archive::end): New functions.
715 (Archive::include_all_members): Rewrite to use iterator.
716 (Archive::count_members): New function.
717 * archive.h (class Archive): Update declarations.
718 (Archive::filename): New function.
719 * object.cc: Include "cref.h".
720 (Sized_relobj::Sized_relobj): Initialize defined_count_.
721 (Sized_relobj::do_get_global_symbol_counts): New function.
722 (Input_objects::add_object): Add object to cross-referencer.
723 (Input_objects::archive_start): New function.
724 (Input_objects::archive_stop): New function.
725 (Input_objects::print_symbol_counts): New function.
726 * object.h: Declare Cref and Archive.
727 (Object::get_global_symbol_counts): New function.
728 (Object::do_get_global_symbol_counts): New pure virtual function.
729 (class Sized_relobj): Add defined_count_ field. Update
730 declarations.
731 (class Input_objects): Add cref_ field. Update constructor.
732 Update declarations.
733 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
734 defined_count_.
735 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
736 symbol counts.
737 (Sized_dynobj::do_get_global_symbol_counts): New function.
738 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
739 defined_count_. Update declarations. Define Symbols typedef.
740 * symtab.cc (Symbol_table::add_from_relobj): Add defined
741 parameter. Change all callers.
742 (Symbol_table::add_from_dynobj): Add sympointers and defined
743 parameters. Change all callers.
744 * symtab.h (class Symbol_table): Update declarations.
745 * Makefile.am (CCFILES): Add cref.cc.
746 (HFILES): Add cref.h.
747 * Makefile.in: Rebuild.
749 2008-07-22 Simon Baldwin <simonb@google.com>
751 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
752 to zero when writing undefined symbols.
754 2008-07-22 Ian Lance Taylor <iant@google.com>
756 * output.cc (Output_section::add_input_section): Don't try to
757 merge empty merge sections.
759 2008-07-21 Craig Silverstein <csilvers@google.com>
761 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
762 Include symbol version in error message.
764 2008-07-20 Chris Demetriou <cgd@google.com>
766 * configure.ac (gold_cv_c_random_seed): New configured variable.
767 (RANDOM_SEED_CFLAGS): New substituted variable.
768 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
769 * configure: Rebuild.
770 * Makefile.in: Likewise.
771 * testsuite/Makefile.in: Likewise.
773 2008-07-18 Ian Lance Taylor <iant@google.com>
775 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
776 where we see NAME/NULL and NAME/VERSION as separate symbols.
777 * testsuite/ver_test_main.cc (main): Call t4.
778 (t4, t4_2a): Define.
779 * testsuite/ver_test_2.cc (t4_2): Define.
780 * testsuite/ver_test_2.script: Put t4_2a in VER2.
781 * testsuite/ver_test_4.cc (t4_2a): Define.
782 * testsuite/ver_test_4.script: Put t4_2a in VER2.
783 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
785 2008-07-17 Ian Lance Taylor <iant@google.com>
787 * dynobj.cc (Versions::add_def): If we give an error about a
788 missing version, go ahead and create the version anyhow.
790 2008-07-10 Ian Lance Taylor <iant@google.com>
792 Handle output sections with more than 0x7fffffff bytes.
793 * object.h (class Relobj): Change map_to_output_ to
794 output_sections_, and just keep a section pointer. Change all
795 uses. Move comdat group support to Sized_relobj.
796 (Relobj::is_section_specially_mapped): Remove.
797 (Relobj::output_section): Remove poff parameter. Change all
798 callers.
799 (Relobj::output_section_offset): New function.
800 (Relobj::set_section_offset): Rewrite.
801 (Relobj::map_to_output): Remove.
802 (Relobj::output_sections): New function.
803 (Relobj::do_output_section_offset): New pure virtual function.
804 (Relobj::do_set_section_offset): Likewise.
805 (class Sized_relobj): Add section_offsets_ field. Add comdat
806 group support from Relobj. Update declarations.
807 (Sized_relobj::get_output_section_offset): New function.
808 (Sized_relobj::do_output_section_offset): New function.
809 (Sized_relobj::do_set_section_offset): New function.
810 * object.cc (Relobj::output_section_address): Remove.
811 (Sized_relobj::Sized_relobj): Initialize new fields.
812 (Sized_relobj::include_section_group): Cast find_kept_object to
813 Sized_relobj.
814 (Sized_relobj::include_linkonce_section): Likewise.
815 (Sized_relobj::do_layout): Use separate arrays for output section
816 and output offset.
817 (Sized_relobj::do_count_local_symbols): Change map_to_output to
818 output_sections.
819 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
820 output_sections and section_offsets.
821 (Sized_relobj::write_local_symbols): Likewise.
822 (map_to_kept_section): Compute output address directly.
823 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
824 output_sections and section_offsets.
825 (Sized_relobj::write_sections): Likewise.
826 (Sized_relobj::relocate_sections): Likewise.
827 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
828 * output.h (class Output_reloc): Update declarations. Change
829 u2_.relobj to Sized_relobj*.
830 (class Output_data_reloc): Change add functions to use
831 Sized_relobj*.
832 * output.cc (Output_reloc::Output_reloc): Change relobj to
833 Sized_relobj*.
834 (Output_reloc::local_section_offset): Change return type to
835 Elf_Addr. Use get_output_section_offset.
836 (Output_reloc::get_address): Likewise.
837 (Output_section::is_input_address_mapped): Don't call
838 is_section_specially_mapped.
839 (Output_section::output_offset): Likewise.
840 (Output_section::output_address): Likewise.
841 (Output_section::starting_output_address): Likewise.
842 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
843 parameter to Sized_relobj*.
844 (Copy_relocs::need_copy_reloc): Likewise.
845 (Copy_relocs::save): Likewise.
846 * copy-relocs.h (class Copy_relocs): Update declarations.
847 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
848 Sized_relobj*. Change relobj_ field to Sized_relobj*.
849 * target-reloc.h (relocate_for_relocatable): Change
850 offset_in_output_section type to Elf_Addr. Change code that uses
851 it as well.
852 * layout.cc (Layout::layout): Always set *off.
853 * mapfile.cc (Mapfile::print_input_section): Use
854 output_section_offset.
855 * i386.cc (Target_i386::copy_reloc): Change object parameter to
856 Sized_relobj*.
857 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
858 * sparc.cc (Target_sparc::copy_reloc): Likewise.
859 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
861 2008-07-03 Ian Lance Taylor <iant@google.com>
863 * layout.cc (Layout::include_section): Do not discard unrecognized
864 SHT_STRTAB sections.
866 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
868 * script.cc (Lex::can_continue_name): Make '?' allowable in
869 version-script names.
870 * testsuite/version_script.map: Change glob pattern to use '?'
872 2008-06-30 Manish Singh <yosh@gimp.org>
874 PR 6585
875 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
876 Correct typo.
878 2008-06-30 Ian Lance Taylor <iant@google.com>
880 PR 6660
881 PR 6682
882 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
883 versions]: Don't try to read the value in the contents, since we
884 don't use it. Use the template endianness when writing.
886 2008-06-25 Cary Coutant <ccoutant@google.com>
888 * fileread.cc (File_read::make_view): Assert on zero-length view.
889 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
890 symbol table when there are no symbols to read.
892 2008-06-23 Craig Silverstein <csilvers@google.com>
894 * version.cc (version_string): Bump to 1.7
896 2008-06-18 Craig Silverstein <csilvers@google.com>
898 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
899 constant 0xFFFF to type Valtype.
900 (Powerpc_relocate_functions::rel16_ha): Likewise.
902 2008-06-17 Ian Lance Taylor <iant@google.com>
904 * output.h (Output_section::Input_section): Initialize p2align_ to
905 zero for Output_section_data constructors.
906 (Output_section::Input_section::addralign): If not an input
907 section, return the alignment of the Output_section_data.
908 * testsuite/copy_test.cc: New file.
909 * testsuite/copy_test_1.cc: New file.
910 * testsuite/copy_test_2.cc: New file.
911 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
912 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
913 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
914 (copy_test_1_pic.o, copy_test_1.so): New targets.
915 (copy_test_2_pic.o, copy_test_2.so): New targets.
916 * testsuite/Makefile.in: Rebuild.
918 * script-sections.cc (Script_sections::place_orphan): Initialize
919 local variable exact.
921 2008-06-13 David Edelsohn <edelsohn@gnu.org>
923 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
925 2008-06-12 David Edelsohn <edelsohn@gnu.org>
926 David S. Miller <davem@davemloft.net>
928 * powerpc.cc: New file.
929 * Makefile.am (TARGETSOURCES): Add powerpc.cc
930 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
931 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
932 * Makefile.in: Rebuild.
934 2008-06-09 Ian Lance Taylor <iant@google.com>
936 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
937 <exception>.
938 (throwing, orig_terminate): New static variables.
939 (terminate_handler): New static function.
940 (t2): Set terminate handler.
942 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
944 PR 6584
945 * binary.cc (Binary_to_elf::sized_convert): Fix .data
946 alignment.
948 2008-05-30 Cary Coutant <ccoutant@google.com>
950 * archive.cc (Archive::include_all_members) Correct to step
951 over symbol table and extended name table in thin archives.
953 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
955 PR 6407
956 * target-reloc.h (relocate_for_relocatable): Fix new_offset
957 calculation.
959 2008-05-28 Caleb Howe <cshowe@google.com>
961 * reduced_debug_output.cc: New file.
962 * reduced_debug_output.h: New file.
963 * options.h (class General_options): Add --strip-debug-non-line.
964 * options.cc (General_options::finalize): Add strip_debug_non_line
965 to the strip heirarchy.
966 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
967 fields.
968 * layout.cc: Include "reduced_debug_output.h".
969 (Layout::Layout): Initialize new fields.
970 (line_only_debug_sections): New static array.
971 (is_lines_only_debug_sections): New static inline function.
972 (Layout::include_section): Handle --strip-debug-non-line.
973 (Layout::make_output_section): If --strip-debug-non-line, build
974 new output sections for .debug_abbrev and .debug_info.
975 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
976 gold. Warn about possible overflow.
977 (read_signed_LEB_128): Likewise.
978 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
979 (read_signed_LEB_128): Declare.
980 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
981 (HFILES): Add reduced_debug_output.h.
982 * Makefile.in: Rebuild.
984 2008-05-21 Ian Lance Taylor <iant@google.com>
986 * mapfile.cc: New file.
987 * mapfile.h: New file.
988 * options.h (class General_options): Add -M/--print-map and -Map.
989 * options.cc (General_options::finalize): Make -M equivalent to
990 -Map -.
991 * main.cc: Include <cstdio> and "mapfile.h".
992 (main): Open mapfile if requested.
993 * gold.cc (class Middle_runner): Add mapfile_ field. Update
994 constructor. Change caller.
995 (queue_initial_tasks): Add mapfile parameter. Change caller.
996 (queue_middle_tasks): Likewise.
997 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
998 declarations.
999 * archive.cc: Include "mapfile.h".
1000 (Archive::add_symbols): Add mapfile parameter. Change all
1001 callers. Pass mapfile, symbol, and reason to include_member.
1002 (Archive::include_all_members): Add mapfile parameter. Change all
1003 callers.
1004 (Archive::include_member): Add mapfile, sym, and why parameters.
1005 Change all callers. Report inclusion to map file.
1006 * archive.h: Include "fileread.h".
1007 (class Archive): Update declarations.
1008 (Archive::file): New const method.
1009 (class Add_archive_symbols): Add mapfile_ field. Update
1010 constructor. Change all callers.
1011 * readsyms.h (class Read_symbols): Likewise.
1012 (class Finish_group): Likewise.
1013 (class Read_script): Likewise.
1014 * common.cc: Include "mapfile.h".
1015 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1016 all callers.
1017 (Symbol_table::do_allocate_commons): Likewise.
1018 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1019 symbol allocation to mapfile.
1020 * common.h (class Allocate_commons_task): Add mapfile_ field.
1021 Update constructor. Change all callers.
1022 * symtab.h (class Symbol_table): Update declarations.
1023 * layout.cc: Include "mapfile.h".
1024 (Layout_task_runner::run): Print information to mapfile.
1025 (Layout::create_gold_note): Change Output_data_fixed_space to
1026 Output_data_zero_fill.
1027 (Layout::create_build_id): Likewise.
1028 (Layout::print_to_mapfile): New function.
1029 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1030 constructor. Change caller.
1031 (class Layout): Declare print_to_mapfile.
1032 * output.cc (Output_section::Input_section::print_to_mapfile): New
1033 function.
1034 (Output_section::add_input_section): If producing a map, always
1035 add to input_sections_ list.
1036 (Output_section::do_print_to_mapfile): New function.
1037 (Output_segment::print_sections_to_mapfile): New function.
1038 (Output_segment::print_section_list_to_mapfile): New function.
1039 * output.h: Include "mapfile.h".
1040 (Output_data::print_to_mapfile): New function.
1041 (Output_data::do_print_to_mapfile): New virtual function.
1042 (Output_segment_headers::do_print_to_mapfile): New function.
1043 (Output_file_header::do_print_to_mapfile): New function.
1044 (Output_data_const::do_print_to_mapfile): New function.
1045 (class Output_data_const_buffer): Add map_name_ field. Update
1046 constructor. Change all callers. Add do_print_to_mapfile
1047 function.
1048 (class Output_data_fixed_space): Likewise.
1049 (class Output_data_space): Likewise.
1050 (class Output_data_zero_fill): New class.
1051 (Output_data_strtab::do_print_to_mapfile): New function.
1052 (Output_data_reloc_base::do_print_to_mapfile): New function.
1053 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1054 (Output_data_group::do_print_to_mapfile): New function.
1055 (Output_data_got::do_print_to_mapfile): New function.
1056 (Output_data_dynamic::do_print_to_mapfile): New function.
1057 (Output_symtab_xindex::do_print_to_mapfile): New function.
1058 (class Output_section): Declare do_print_to_mapflie. Declare
1059 print_to_mapfile in Input_section.
1060 (class Output_segment): Declare new functions.
1061 * object.h (Sized_relobj::symbol_count): New function.
1062 * script-sections.cc
1063 (Output_section_element_dot_assignment::set_section_addresses):
1064 Change Output_data_fixed_space to Output_data_zero_fill.
1065 (Output_data_expression::do_print_to_mapfile): New function.
1066 * script.cc (read_input_script): Add mapfile parameter. Change
1067 all callers.
1068 * script.h (read_input_script): Update declaration.
1069 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1070 (Eh_frame::do_print_to_mapfile): New function.
1071 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1072 (Output_merge_string::do_print_to_mapfile): New function.
1073 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1074 function.
1075 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1076 function.
1077 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1078 function.
1079 * Makefile.am (CCFILES): Add mapfile.cc.
1080 (HFILES): Add mapfile.h.
1081 * Makefile.in: Rebuild.
1083 2008-05-19 Ian Lance Taylor <iant@google.com>
1085 * options.h (class General_options): Add -z relro.
1086 * layout.cc (Layout::Layout): Initialize relro_segment_.
1087 (Layout::add_output_section_data): Return the output section.
1088 (Layout::make_output_section): Rcognize relro sections and mark
1089 them appropriately.
1090 (Layout::attach_allocated_section_to_segment): Put relro sections
1091 in a PT_GNU_RELRO segment.
1092 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1093 section as relro.
1094 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1095 PT_TLS segments.
1096 (Layout::linkonce_mapping): Map d.rel.ro.local to
1097 .data.rel.ro.local.
1098 (Layout::output_section_name): Us .data.rel.ro.local for any
1099 section which begins with that.
1100 * layout.h (class Layout): Update add_output_section_data
1101 declaration. Add relro_segment_ field.
1102 * output.cc (Output_section::Output_section): Initialize is_relro_
1103 and is_relro_local_ fields.
1104 (Output_segment::add_output_section): Group relro sections.
1105 (Output_segment::is_first_section_relro): New function.
1106 (Output_segment::maximum_alignment): If there is a relro section,
1107 align the segment to the common page size.
1108 (Output_segment::set_section_addresses): Track whether we are
1109 looking at relro sections. If the last section is a relro
1110 section, align to the common page size.
1111 (Output_segment::set_section_list_addresses): Add in_relro
1112 parameter. Change all callers. Align to the page size when
1113 moving from relro to non-relro section.
1114 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1115 segment.
1116 * output.h (class Output_section): Add is_relro_ and
1117 is_relro_local_ fields.
1118 (Output_section::is_relro): New function.
1119 (Output_section::set_is_relro): New function.
1120 (Output_section::is_relro_local): New function.
1121 (Output_section::set_is_relro_local): New function.
1122 (class Output_segment): Update declarations.
1123 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1124 * sparc.cc (Target_sparc::got_section): Likewise.
1125 * x86_64.cc (Target_x86_64::got_section): Likewise.
1126 * testsuite/relro_test_main.cc: New file.
1127 * testsuite/relro_test.cc: New file.
1128 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1129 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1130 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1131 (relro_test.so, relro_test_pic.o): New targets.
1132 * testsuite/Makefile.in: Rebuild.
1134 2008-05-16 Ian Lance Taylor <iant@google.com>
1136 * output.cc (Output_segment::add_output_section): Remove front
1137 parameter.
1138 * output.h (class Output_segment): Remove
1139 add_initial_output_section and overloaded add_output_section.
1140 Update declaration of remaining add_output_section.
1141 * layout.cc (Layout::create_interp): Call add_output_section
1142 rather than add_initial_output_section.
1143 (Layout::finish_dynamic_section): Likewise.
1145 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1146 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1147 know the dynamic type.
1148 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1149 field. Initialize it in constructor.
1150 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1151 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1152 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1153 reloc.
1155 * output.cc (Output_reloc::get_address): Change return type to
1156 Elf_Addr.
1157 * output.h (class Output_reloc): Update get_address declaration.
1158 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1159 for section addresses.
1161 2008-05-09 Ian Lance Taylor <iant@google.com>
1163 PR 6493
1164 * gold.cc (gold_nomem): Use return value of write.
1166 2008-05-08 Ian Lance Taylor <iant@google.com>
1168 * symtab.c (Symbol::init_base_output_data): Add version
1169 parameter. Change all callers.
1170 (Symbol::init_base_output_segment): Likewise.
1171 (Symbol::init_base_constant): Likewise.
1172 (Symbol::init_base_undefined): Likewise.
1173 (Sized_symbol::init_output_data): Likewise.
1174 (Sized_symbol::init_output_segment): Likewise.
1175 (Sized_symbol::init_constant): Likewise.
1176 (Sized_symbol::init_undefined): Likewise.
1177 (Symbol_table::do_define_in_output_data): If the new symbol has a
1178 version, mark it as the default.
1179 (Symbol_table::do_define_in_output_segment): Likewise.
1180 (Symbol_table::do_define_as_constant): Likewise.
1181 * symtab.h (class Symbol): Update declarations.
1182 (class Sized_symbol): Likewise.
1183 * resolve.cc (Symbol::override_version): New function.
1184 (Symbol::override_base): Call override_version.
1185 (Symbol::override_base_with_special): Likewise.
1186 * testsuite/ver_script_8.script: New file.
1187 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1188 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1189 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1190 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1192 2008-05-06 Ian Lance Taylor <iant@google.com>
1194 PR 6049
1195 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1196 functions.
1197 (class General_options): Remove existing --undefined, and add
1198 --no-undefined instead. Add new --undefined as synonym for -u.
1199 * archive.cc (Archive::add_symbols): Check whether symbol was
1200 named with -u.
1201 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1202 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1203 all uses. Add IS_UNDEFINED. Update declarations to split
1204 different versions of init_base. Declare init_base_undefined.
1205 (Symbol::is_defined): Handle IS_UNDEFINED.
1206 (Symbol::is_undefined): Likewise.
1207 (Symbol::is_weak_undefined): Call is_undefined.
1208 (Symbol::is_absolute): Handle IS_CONSTANT.
1209 (class Sized_symbol): Update declarations to split different
1210 versions of init. Declare init_undefined.
1211 (class Symbol_table): Declare new functions.
1212 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1213 Change all callers.
1214 (Symbol::init_base_output_data): Likewise.
1215 (Symbol::init_base_output_segment): Likewise.
1216 (Symbol::init_base_constant): Likewise.
1217 (Symbol::init_base_undefined): New function.
1218 (Sized_symbol::init_object): Rename from init. Change all
1219 callers.
1220 (Sized_symbol::init_output_data): Likewise.
1221 (Sized_symbol::init_output_segment): Likewise.
1222 (Sized_symbol::init_constant): Likewise.
1223 (Sized_symbol::init_undefined): New function.
1224 (Symbol_table::add_undefined_symbols_from_command_line): New
1225 function.
1226 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1227 function.
1228 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1229 (Symbol::output_section): Likewise.
1230 (Symbol::set_output_section): Likewise.
1231 (Symbol_table::sized_finalize_symbol): Likewise.
1232 (Symbol_table::sized_write_globals): Likewise.
1233 * resolve.cc (Symbol_table::should_override): Likewise.
1234 (Symbol::override_base_with_special): Likewise.
1236 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1237 symbol, change it to have default visibility.
1238 * testsuite/protected_1.cc: New file.
1239 * testsuite/protected_2.cc: New file.
1240 * testsuite/protected_3.cc: New file.
1241 * testsuite/protected_main_1.cc: New file.
1242 * testsuite/protected_main_2.cc: New file.
1243 * testsuite/protected_main_3.cc: New file.
1244 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1245 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1246 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1247 (protected_1.so): New target.
1248 (protected_1_pic.o, protected_2_pic.o): New targets.
1249 (protected_3_pic.o): New target.
1250 (check_PROGRAMS): Add protected_2.
1251 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1252 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1253 * testsuite/Makefile.in: Rebuild.
1255 * options.h (DEFINE_var): Add set_user_set_##varname__.
1256 (DEFINE_bool_alias): New macro.
1257 (class General_options): Define -Bstatic using DEFINE_bool_alias
1258 rather than DEFINE_special. Add --undefined as an alias for -z
1259 defs.
1260 * options.cc (General_options::parse_Bstatic): Remove.
1262 * options.h (class General_options): Add --fatal-warnings.
1263 * main.cc (main): Implement --fatal-warnings.
1264 * errors.h (Errors::warning_count): New function.
1266 * options.h (class General_options): Add -Bsymbolic-functions.
1267 * symtab.h (Symbol::is_preemptible): Check for
1268 -Bsymbolic-functions.
1270 2008-05-05 Ian Lance Taylor <iant@google.com>
1272 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1273 as noVARNAME rather than no-VARNAME.
1274 (class General_options): Add option -z combreloc.
1275 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1276 get_address.
1277 (Output_reloc::sort_before) [SHT_REL]: New function.
1278 (Output_reloc::sort_before) [SHT_RELA]: New function.
1279 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1280 Sort_relocs_comparison.
1281 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1282 parameter. Change all callers.
1283 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1284 sort_relocs parameter. Change all callers.
1285 * output.cc (Output_reloc::get_address): New function, broken out
1286 of write_rel.
1287 (Output_reloc::write_rel): Call it.
1288 (Output_reloc::compare): New function.
1289 (Output_data_reloc_base::do_write): Optionally sort relocs.
1291 * configure.ac: If targ_extra_obj is set, link it in.
1292 * configure.tgt: Initialize all variables.
1293 (x86_64*): Set targ_extra_obj and targ_extra_size.
1294 * configure: Rebuild.
1296 * object.cc (Sized_relobj::include_section_group): Adjust section
1297 indexes read from group data. Build vector to pass to
1298 layout_group.
1299 * layout.cc (Layout::layout_group): Add flags and shndxes
1300 parameters. Remove contents parameter. Change caller. Update
1301 explicit instantiations.
1302 * layout.h (class Layout): Update layout_group declaration.
1303 * output.cc (Output_data_group::Output_data_group): Add flags and
1304 input_shndxes parameters. Remove contents parameter. Change
1305 caller.
1306 (Output_data_group::do_write): Change input_sections_ to
1307 input_shndxes_.
1308 * output.h (class Output_data_group): Update constructor
1309 declaration. Rename input_sections_ to input_shndxes_.
1310 * testsuite/many_sections_test.cc: Add template.
1312 2008-04-30 Cary Coutant <ccoutant@google.com>
1314 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1316 * layout.cc (Layout::include_section): Refactored check for debug
1317 info section.
1318 (Layout::add_comdat): Add new parameters. Change type
1319 of signature parameter. Add object and shndx to signatures table.
1320 (Layout::find_kept_object): New function.
1321 * layout.h: Include <cstring>.
1322 (Layout::is_debug_info_section): New function.
1323 (Layout::add_comdat): Add new parameters.
1324 (Layout::find_kept_object): New function.
1325 (Layout::Kept_section): New struct.
1326 (Layout::Signatures): Change type of map range.
1327 * object.cc (Relobj::output_section_address): New function.
1328 (Sized_relobj::include_section_group): Add new parameters. Change
1329 calls to Layout::add_comdat. Change to build table of kept comdat
1330 groups and table mapping discarded sections to kept sections.
1331 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1332 (Sized_relobj::do_layout): Change calls to include_section_group and
1333 include_linkonce_section.
1334 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1335 value to zero when section is discarded.
1336 (Sized_relobj::map_to_kept_section): New function.
1337 * object.h (Relobj::output_section_address): New function.
1338 (Relobj::Comdat_group): New type.
1339 (Relobj::find_comdat_group): New function.
1340 (Relobj::Comdat_group_table): New type.
1341 (Relobj::Kept_comdat_section): New type.
1342 (Relobj::Kept_comdat_section_table): New type.
1343 (Relobj::add_comdat_group): New function.
1344 (Relobj::set_kept_comdat_section): New function.
1345 (Relobj::get_kept_comdat_section): New function.
1346 (Relobj::comdat_groups_): New field.
1347 (Relobj::kept_comdat_sections_): New field.
1348 (Symbol_value::input_value): Update comment.
1349 (Sized_relobj::map_to_kept_section) New function.
1350 (Sized_relobj::include_linkonce_section): Add new parameter.
1351 * target-reloc.h (Comdat_behavior): New type.
1352 (get_comdat_behavior): New function.
1353 (relocate_section): Add code to map a discarded section to the
1354 corresponding kept section when applying a relocation.
1356 2008-04-30 Craig Silverstein <csilvers@google.com>
1358 * dwarf_reader.cc (next_generation_count): New static var.
1359 (Addr2line_cache_entry): New struct.
1360 (addr2line_cache): New static var.
1361 (Dwarf_line_info::one_addr2line): Added caching.
1362 (Dwarf_line_info::clear_addr2line_cache): New function.
1363 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1364 cache-size parameter.
1365 (Dwarf_line_info::one_addr2line_cache): New function.
1366 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1367 new cache-size argument to one_addr2line(), and clear cache.
1369 2008-04-28 Cary Coutant <ccoutant@google.com>
1371 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1372 R_386_PC8 relocations.
1374 2008-04-23 Ian Lance Taylor <iant@google.com>
1376 * object.cc (Sized_relobj::include_section_group): Check for
1377 invalid section group.
1379 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1380 header size.
1382 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1383 than read for file header.
1384 * archive.cc (Archive::include_member): Likewise.
1386 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1388 * aclocal.m4: Regenerate.
1389 * configure: Regenerate.
1391 2008-04-19 Ian Lance Taylor <iant@google.com>
1393 * version.cc (version_string): Bump to 1.6.
1395 * testsuite/Makefile.am (many_sections_r_test): New target.
1396 (many_sections_r_test_SOURCES): Remove.
1397 (many_sections_r_test_DEPENDENCIES): Remove.
1398 (many_sections_r_test_LDFLAGS): Remove.
1399 (many_sections_r_test_LDADD): Remove.
1401 * object.cc (Sized_relobj::do_add_symbols): Always pass
1402 local_symbol_count_ to add_from_relobj.
1404 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1405 every thousand variables.
1406 * testsuite/Makefile.in: Rebuild.
1408 * object.cc (Xindex::initialize_symtab_xindex): New function.
1409 (Xindex::read_symtab_xindex): New function.
1410 (Xindex::sym_xindex_to_shndx): New function.
1411 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1412 available.
1413 (Sized_relobj::do_initialize_xindex): New function.
1414 (Sized_relobj::do_read_symbols): Adjust section links.
1415 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1416 parameter. Change all callers.
1417 (Sized_relobj::include_section_group): Adjust section links and
1418 symbol section indexes.
1419 (Sized_relobj::do_layout): Adjust section links.
1420 (Sized_relobj::do_count_local_symbols): Adjust section links and
1421 symbol section indexes.
1422 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1423 ordinary and special symbols.
1424 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1425 dynsym_xindex parameters. Change all callers. Adjust section
1426 links. Use SHN_XINDEX when needed.
1427 (Sized_relobj::get_symbol_location_info): Adjust section links.
1428 Don't get fooled by special symbols.
1429 * object.h (class Xindex): Define.
1430 (class Object): Add xindex_ parameter. Declare virtual functoin
1431 do_initialize_xindex.
1432 (Object::adjust_sym_shndx): New function.
1433 (Object::set_xindex): New protected function.
1434 (class Symbol_value): Add is_ordinary_shndx_ field.
1435 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1436 (Symbol_value::value): Assert ordinary section.
1437 (Symbol_value::initialize_input_to_output_map): Likewise.
1438 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1439 Change all callers.
1440 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1441 all callers.
1442 (class Sized_relobj): Update declarations.
1443 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1444 parameter. Change all callers.
1445 (Sized_relobj::adjust_shndx): New function.
1446 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1447 field.
1448 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1449 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1450 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1451 (Sized_dynobj::read_dynsym_section): Adjust section links.
1452 (Sized_dynobj::read_dynamic): Likewise.
1453 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1454 section links.
1455 (Sized_dynobj::do_initialize_xindex): New function.
1456 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1457 do_initialize_xindex.
1458 (Sized_dynobj::adjust_shndx): New function.
1459 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1460 dynsym_xindex_ fields.
1461 (Layout::finalize): Add a call to set_section_indexes before
1462 creating the symtab sections.
1463 (Layout::set_section_indexes): Don't do anything if the section
1464 already has a section index.
1465 (Layout::create_symtab_sections): Add shnum parameter. Change
1466 caller. Create .symtab_shndx section if needed.
1467 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1468 caller.
1469 (Layout::allocated_output_section_count): New function.
1470 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1471 needed.
1472 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1473 fields. Update declarations.
1474 (Layout::symtab_xindex): New function.
1475 (Layout::dynsym_xindex): New function.
1476 (class Write_symbols_task): Add layout_ field.
1477 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1478 Change caller.
1479 * output.cc (Output_section_headers::Output_section_headers): Add
1480 shstrtab_section parameter. Change all callers.
1481 (Output_section_headers::do_sized_write): Store overflow values
1482 for section count and section string table section index in
1483 section header zero.
1484 (Output_file_header::do_sized_write): Check for overflow of
1485 section count and section string table section index.
1486 (Output_symtab_xindex::do_write): New function.
1487 (Output_symtab_xindex::endian_do_write): New function.
1488 * output.h (class Output_section_headers): Add shstrtab_section_.
1489 Update declarations.
1490 (class Output_symtab_xindex): Define.
1491 (Output_section::has_out_shndx): New function.
1492 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1493 field.
1494 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1495 Change all callers.
1496 (Sized_symbol::init): Likewise.
1497 (Symbol::output_section): Check for ordinary symbol.
1498 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1499 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1500 callers.
1501 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1502 Change all callers. Simplify handling of symbols from sections
1503 not included in the link.
1504 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1505 distinction.
1506 (Weak_alias_sorter::operator()): Assert that symbols are
1507 ordinary.
1508 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1509 distinction.
1510 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1511 parameters. Change all callers.
1512 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1513 symbol distinction. Use SHN_XINDEX when needed.
1514 (Symbol_table::write_section_symbol): Add symtab_xindex
1515 parameter. Change all callers.
1516 (Symbol_table::sized_write_section_symbol): Likewise. Use
1517 SHN_XINDEX when needed.
1518 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1519 declarations.
1520 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1521 (Symbol::is_defined): Check is_ordinary.
1522 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1523 (Symbol::is_absolute, Symbol::is_common): Likewise.
1524 (class Sized_symbol): Update declarations.
1525 (class Symbol_table): Update declarations.
1526 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1527 parameters. Change all callers.
1528 (Sized_symbol::override): Likewise.
1529 (Symbol_table::override): Likewise.
1530 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1531 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1532 is_ordinary, and orig_st_shndx parameters. Change all callers.
1533 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1534 to be in an ordinary section.
1535 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1536 object and is_ordinary parameters. Change all callers.
1537 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1538 Change all callers. Don't add undefined or non-ordinary symbols
1539 to reloc_map_.
1540 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1541 Change all callers.
1542 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1543 declarations.
1544 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1545 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1546 (Sized_relobj::relocate_sections): Likewise.
1547 * target-reloc.h (scan_relocs): Adjust section symbol index.
1548 (scan_relocatable_relocs): Likewise.
1549 * i386.cc (Scan::local): Check for ordinary symbols.
1550 * sparc.cc (Scan::local): Likewise.
1551 * x86_64.cc (Scan::local): Likewise.
1552 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1553 to symbol_section_and_value.
1554 * testsuite/many_sections_test.cc: New file.
1555 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1556 (check_PROGRAMS): Add many_sections_test.
1557 (many_sections_test_SOURCES): Define.
1558 (many_sections_test_DEPENDENCIES): Define.
1559 (many_sections_test_LDFLAGS): Define.
1560 (BUILT_SOURCES): Add many_sections_define.h.
1561 (many_sections_define.h): New target.
1562 (BUILT_SOURCES): Add many_sections_check.h.
1563 (many_sections_check.h): New target.
1564 (check_PROGRAMS): Add many_sections_r_test.
1565 (many_sections_r_test_SOURCES): Define.
1566 (many_sections_r_test_DEPENDENCIES): Define.
1567 (many_sections_r_test_LDFLAGS): Define.
1568 (many_sections_r_test_LDADD): Define.
1569 (many_sections_r_test.o): New target.
1570 * testsuite/Makefile.in: Rebuild.
1572 2008-04-17 Cary Coutant <ccoutant@google.com>
1574 * errors.cc (Errors::info): New function.
1575 (gold_info): New function.
1576 * errors.h (Errors::info): New function.
1577 * gold.h (gold_info): New function.
1578 * object.cc (Input_objects::add_object): Print trace output.
1579 * options.cc (options::parse_set): New function.
1580 (General_options::parse_wrap): Deleted.
1581 (General_options::General_options): Deleted initializer.
1582 * options.h (options::String_set): New typedef.
1583 (options::parse_set): New function.
1584 (DEFINE_set): New macro.
1585 (General_options::wrap): Changed to use DEFINE_set. Changed
1586 callers of any_wrap_symbols and is_wrap_symbol.
1587 (General_options::trace, General_options::trace_symbol):
1588 New options.
1589 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1590 (General_options::wrap_symbols_): Deleted.
1591 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1593 2008-04-17 David S. Miller <davem@davemloft.net>
1595 * options.cc (General_options::parse_V): New function.
1596 * options.h: Add entries for -V and -Qy.
1598 2008-04-17 Ian Lance Taylor <iant@google.com>
1600 * common.cc (Symbol_table::allocate_commons): Remove options
1601 parameter. Change caller.
1602 (Symbol_table::do_allocate_commons): Remove options parameter.
1603 Change caller. Just call do_allocate_commons_list twice.
1604 (Symbol_table::do_allocate_commons_list): New function, broken out
1605 of do_allocate_commons.
1606 * common.h (class Allocate_commons_task): Remove options_ field.
1607 Update constructor.
1608 * symtab.cc (Symbol_table::Symbol_table): Initialize
1609 tls_commons_.
1610 (Symbol_table::add_from_object): Put TLS common symbols on
1611 tls_commons_ list.
1612 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1613 which are IN_OUTPUT_DATA.
1614 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1615 allocate_commons and do_allocate_commons declarations. Declare
1616 do_allocate_commons_list.
1617 * gold.cc (queue_middle_tasks): Update creation of
1618 Allocate_commons_task to not pass options.
1619 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1620 (TLS_TEST_C_FLAGS): New variable.
1621 (tls_test_c_pic.o): New target.
1622 (tls_test_shared.so): Link in tls_test_c_pic.o.
1623 (tls_test_c_pic_ie.o): New target.
1624 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1625 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1626 (tls_test_c.o): New target.
1627 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1628 (tls_pic_test_LDADD): Likewise.
1629 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1630 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1631 (tls_test_c_gnu2.o): New target.
1632 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1633 tls_test_c_gnu2.o.
1634 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1635 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1636 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1637 * testsuite/tls_test.cc: Include "config.h".
1638 (t_last): Call t11_last.
1639 * testsuite/tls_test.h (t11, t11_last): Declare.
1640 * testsuite/tls_test_c.c: New file.
1641 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1642 * configure.ac: Check for OpenMP support.
1643 * configure, config.in, Makefile.in: Rebuild.
1644 * testsuite/Makefile.in: Rebuild.
1646 2008-04-16 Cary Coutant <ccoutant@google.com>
1648 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1649 (Target_i386::tls_base_symbol_defined_): New field.
1650 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1651 (Target_i386::Scan::global): Likewise.
1652 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1653 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1654 (Target_x86_64::tls_base_symbol_defined_): New field.
1655 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1656 (Target_x86_64::Scan::global): Likewise.
1658 2008-04-16 Cary Coutant <ccoutant@google.com>
1660 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1661 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1662 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1663 building shared libraries.
1664 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1665 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1666 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1667 * testsuite/Makefile.in: Rebuild.
1668 * testsuite/weak_undef.h: New file.
1669 * testsuite/weak_undef_file1.cc: Add extra test cases.
1670 * testsuite/weak_undef_file2.cc: Likewise.
1671 * testsuite/weak_undef_test.cc: Likewise.
1673 2008-04-16 David S. Miller <davem@davemloft.net>
1675 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1676 Add issued_non_pic_error_ field. Declare check_non_pic.
1677 (Target_sparc::Scan::check_non_pic): New function.
1678 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1679 (Target_sparc::Scan::global): Likewise.
1681 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1682 * configure: Rebuild.
1684 * options.h (DEFINE_enable): New macro.
1685 (new_dtags): New enable option.
1686 (initfirst, interpose, loadfltr, nodefaultlib,
1687 nodelete, nodlopen, nodump): New -z options.
1688 * layout.cc (Layout:finish_dynamic_section): If new
1689 dtags enabled, emit DT_RUNPATH. Also, emit a
1690 DT_FLAGS_1 containing any specified -z flags.
1692 2008-04-16 Ian Lance Taylor <iant@google.com>
1694 * copy-relocs.cc: New file.
1695 * copy-relocs.h: New file.
1696 * reloc.cc: Remove Copy_relocs code.
1697 * reloc.h: Likewise.
1698 * reloc-types.h (struct Reloc_types) [both versions]: Add
1699 get_reloc_addend_noerror.
1700 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1701 variants of add_global which take an addend which must be zero.
1702 * i386.cc: Include "copy-relocs.h".
1703 (class Target_i386): Change type of copy_relocs_ to variable,
1704 update initializer.
1705 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1706 Change all callers.
1707 (Target_i386::do_finalize_sections): Change handling of
1708 copy_relocs_.
1709 * sparc.cc: Include "copy-relocs.h".
1710 (class Target_sparc): Change type of copy_relocs_ to variable,
1711 update initializer.
1712 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1713 Change all callers.
1714 (Target_sparc::do_finalize_sections): Change handling of
1715 copy_relocs_.
1716 * x86_64.cc: Include "copy-relocs.h".
1717 (class Target_x86_64): Change type of copy_relocs_ to variable,
1718 update initializer.
1719 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1720 class. Change all callers.
1721 (Target_x86_64::do_finalize_sections): Change handling of
1722 copy_relocs_.
1723 * Makefile.am (CCFILES): Add copy-relocs.cc.
1724 (HFILES): Add copy-relocs.h.
1726 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1728 * testsuite/script_test_4.sh: Permit leading zeroes.
1730 2008-04-15 Ian Lance Taylor <iant@google.com>
1732 * script-sections.cc (Script_sections::create_segments): Use
1733 header_size_adjustment even when there is enough room for the
1734 headers.
1735 * testsuite/script_test_4.sh: New file.
1736 * testsuite/script_test_4.t: New file.
1737 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1738 (check_DATA): Add script_test_4.stdout.
1739 (MOSTLYCLEANFILES): Likewise.
1740 (script_test_4): New target.
1741 (script_test_4.stdout): New target.
1742 * testsuite/Makefile.in: Rebuild.
1744 * sparc.cc: Add definitions for Output_data_plt_sparc class
1745 constants.
1747 2008-04-14 David S. Miller <davem@davemloft.net>
1749 * sparc.cc: New file.
1750 * Makefile.am (TARGETSOURCES): Add sparc.cc
1751 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1752 * configure.tgt: Document targ_extra_size and
1753 targ_extra_big_endian. Add entries for sparc-* and
1754 sparc64-*.
1755 * configure.ac: Handle targ_extra_size and
1756 targ_extra_big_endian.
1757 * Makefile.in: Rebuild.
1758 * configure: Likewise.
1759 * po/POTFILES.in: Likewise.
1760 * po/gold.pot: Likewise.
1762 2008-04-14 Ian Lance Taylor <iant@google.com>
1764 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1765 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1766 in the name/type/flags to section mapping. Don't call
1767 allocate_output_section.
1768 (Layout::choose_output_section): Change parameter from adjust_name
1769 to is_input_section. Don't permit input sections after sections
1770 are attached to segments. Don't call allocate_output_section.
1771 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1772 not write_enable_output_section.
1773 (Layout::make_output_section): Don't push to
1774 unattached_section_list_ nor call attach_to_segment. Call
1775 attach_section_to_segment if sections are attached.
1776 (Layout::attach_sections_to_segments): New function.
1777 (Layout::attach_section_to_segment): New function.
1778 (Layout::attach_allocated_section_to_segment): Rename from
1779 attach_to_segment. Remove flags parameter.
1780 (Layout::allocate_output_section): Remove function.
1781 (Layout::write_enable_output_section): Remove function.
1782 * layout.h (class Layout): Update for above changes. Add new
1783 field sections_are_attached_.
1784 * output.h (Output_section::update_flags_for_input_section): New
1785 function.
1786 * output.cc (Output_section::add_input_section): Call
1787 update_flags_for_input_section.
1788 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1790 2008-04-11 Cary Coutant <ccoutant@google.com>
1792 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1793 thought unnecessary.
1794 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1796 2008-04-11 Ian Lance Taylor <iant@google.com>
1798 * output.h (class Output_section_data): Remove inline definition
1799 of set_addralign.
1800 * output.cc (Output_section_data::set_addralign): New function.
1802 2008-04-11 Cary Coutant <ccoutant@google.com>
1804 Add support for TLS descriptors for i386 and x86_64.
1805 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1806 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1807 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1808 GOT_TYPE_TLS_DESC.
1809 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1810 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1811 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1812 relocations.
1813 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1814 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1815 Fix problem with initial-exec relocations.
1816 (Target_i386::Relocate::relocate_tls): Likewise.
1817 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1818 relaxation.
1819 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1820 support for section-plus-offset dynamic table entries.
1821 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1822 (Output_data_dynamic::Dynamic_entry): Add support for
1823 section-plus-offset dynamic table entries.
1824 (Output_data_dynamic::Classification): Likewise.
1825 (Output_data_dynamic::classification_): Renamed offset_.
1826 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1827 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1828 (Target_x86_64::make_plt_section): New function.
1829 (Target_x86_64::reserve_tlsdesc_entries): New function.
1830 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1831 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1832 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1833 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1834 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1835 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1836 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1837 add extra PLT entry for TLS descriptors.
1838 (Output_data_plt_x86_64::got_): New field.
1839 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1840 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1841 fields.
1842 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1843 descriptors.
1844 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1845 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1846 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1847 R_386_TLS_DESC_CALL relocations.
1848 (Target_x86_64::Scan::global): Likewise.
1849 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1850 for TLS descriptors.
1851 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1852 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1853 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1854 GD-to-IE relaxation.
1855 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1856 and TLS_DESCRIPTORS.
1857 * Makefile.in: Rebuild.
1858 * configure: Rebuild.
1859 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1860 (tls_test_shared2.so): New target.
1861 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1862 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1863 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1864 (tls_shared_gd_to_ie_test_LDADD): New variable.
1865 (tls_shared_gnu2_gd_to_ie_test): New target.
1866 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1867 New targets.
1868 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1869 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1870 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1871 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1872 (tls_shared_gnu2_test): New target.
1873 (tls_test_gnu2_shared.so): New target.
1874 (tls_shared_gnu2_test_SOURCES): New variable.
1875 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1876 (tls_shared_gnu2_test_LDFLAGS): New variable.
1877 (tls_shared_gnu2_test_LDADD): New variable.
1878 * testsuite/Makefile.in: Rebuild.
1879 * testsuite/Makefile.
1881 2008-04-11 Ian Lance Taylor <iant@google.com>
1883 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1884 justsyms.t.
1885 * testsuite/Makefile.in: Rebuild.
1887 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1888 long.
1889 * testsuite/script_test_2.cc (main): Adjust test.
1891 2008-04-11 David S. Miller <davem@davemloft.net>
1892 Ian Lance Taylor <iant@google.com>
1894 * options.h (General_options): Add entries for '-Y' and
1895 '-relax'.
1896 * options.cc (General_options:finalize): If -Y was used, add those
1897 entries to the library path instead of the default "/lib" and
1898 "/usr/lib".
1900 2008-04-11 David S. Miller <davem@davemloft.net>
1902 * testsuite/justsyms.t: Start at 0x100.
1903 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
1904 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1905 long.
1906 * testsuite/script_test_2.cc: Adjust string and section length
1907 checks.
1909 2008-04-09 Ian Lance Taylor <iant@google.com>
1911 PR gold/5996
1912 * script-sections.cc (Sections_element::allocate_to_segment): Add
1913 orphan parameter.
1914 (Output_section_definition::allocate_to_segment): Likewise.
1915 (Orphan_output_section::allocate_to_segment): Likewise.
1916 (Script_sections::attach_sections_using_phdrs_clause): Don't
1917 propagate non-PT_LOAD segments to orphan sections.
1918 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1919 readelf rather than objdump.
1920 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1921 .interp section and PT_INTERP segment are the same size.
1922 * testsuite/Makefile.in: Rebuild.
1924 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1925 aliases for symbols defined in the same object.
1926 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1927 (weak_alias_test_SOURCES): New variable.
1928 (weak_alias_test_DEPENDENCIES): New variable.
1929 (weak_alias_test_LDFLAGS): New variable.
1930 (weak_alias_test_LDADD): New variable.
1931 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1932 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1933 (weak_alias_test_3.o): New target.
1934 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1935 * testsuite/weak_alias_test_main.cc: New file.
1936 * testsuite/weak_alias_test_1.cc: New file.
1937 * testsuite/weak_alias_test_2.cc: New file.
1938 * testsuite/weak_alias_test_3.cc: New file.
1940 2008-04-08 Ian Lance Taylor <iant@google.com>
1942 * options.h (class General_options): Add --noinhibit-exec option.
1943 * main.cc (main): Check --noinhibit-exec.
1945 * options.h (class General_options): Define --wrap as a special
1946 option. Add wrap_symbols_ field.
1947 (General_options::any_wrap_symbols): New function.
1948 (General_options::is_wrap_symbol): New function.
1949 * options.cc (General_options::parse_wrap): New function.
1950 (General_options::General_options): Initialize wrap_symbols_.
1951 * symtab.cc (Symbol_table::wrap_symbol): New function.
1952 (Symbol_table::add_from_object): Handle --wrap.
1953 * symtab.h (class Symbol_table): Declare wrap_symbol.
1954 * target.h (Target::wrap_char): New function.
1955 (Target::Target_info): Add wrap_char field.
1956 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1957 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1958 * testsuite/testfile.cc (Target_test::test_target_info):
1959 Likewise.
1961 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1962 there is one.
1964 * layout.h (class Layout): Add added_eh_frame_data_ field.
1965 * layout.cc (Layout::Layout): Initialize new field.
1966 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1967 output section until we find a section we merged successfully.
1968 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1969 that the size be non-zero.
1971 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1972 qualifier.
1974 2008-04-08 Craig Silverstein <csilvers@google.com>
1976 * configure.ac: Export new conditional variable HAVE_ZLIB.
1977 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1978 on HAVE_ZLIB.
1979 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1980 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1982 2008-04-07 Ian Lance Taylor <iant@google.com>
1984 * version.cc (version_string): Set to "1.5".
1986 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1987 Add issued_non_pic_error_ field. Declare check_non_pic.
1988 (Target_x86_64::Scan::check_non_pic): New function.
1989 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1990 (Target_x86_64::Scan::global): Likewise.
1992 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1993 addend parameter. Change caller. Handle merge sections.
1994 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1995 Address to Addend. Don't add in the result of
1996 local_section_offset, pass down the addend and use the returned
1997 value.
1998 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1999 Update declarations of local_section_offset and symbol_value.
2000 * testsuite/two_file_test_1.cc (t18): New function.
2001 * testsuite/two_file_test_2.cc (f18): New function.
2002 * testsuite/two_file_test_main.cc (main): Call t18.
2003 * testsuite/two_file_test.h (t18, f18): Declare.
2005 * configure.ac: Don't test for objdump, c++filt, or readelf.
2006 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2007 conditionals.
2008 (TEST_READELF): New variable.
2009 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2010 (check_PROGRAMS): Add two_file_strip_test.
2011 (two_file_strip_test): New target.
2012 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2013 (two_file_same_shared_strip_test_SOURCES): New variable.
2014 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2015 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2016 (two_file_same_shared_strip_test_LDADD): New variable.
2017 (two_file_shared_strip.so): New target.
2018 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2019 (ver_test_5.syms, ver_test_7.syms): Likewise.
2020 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2021 (strip_test_3.stdout): Use TEST_OBJDUMP.
2022 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2024 2008-04-04 Cary Coutant <ccoutant@google.com>
2026 * symtab.h (Symbol::is_weak_undefined): New function.
2027 (Symbol::is_strong_undefined): New function.
2028 (Symbol::is_absolute): New function.
2029 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2030 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2031 absolute symbols.
2032 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2033 (weak_undef_test): New target.
2034 * testsuite/Makefile.in: Rebuild.
2035 * testsuite/weak_undef_file1.cc: New file.
2036 * testsuite/weak_undef_file2.cc: New file.
2037 * testsuite/weak_undef_test.cc: New file.
2039 2008-04-03 Craig Silverstein <csilvers@google.com>
2041 * compressed_output.h (class Output_compressed_section): Use
2042 unsigned buffer.
2043 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2044 add zlib header.
2045 (zlib_compressed_suffix): Removed.
2046 (Output_compressed_section::set_final_data_size): Use unsigned
2047 buffers.
2048 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2049 Fix linker invocation.
2050 (flagstest_o_specialfile_and_compress_debug_sections):
2051 Likewise.
2052 * testsuite/Makefile.in: Regenerated.
2054 2008-04-02 David S. Miller <davem@davemloft.net>
2056 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2057 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2059 2008-04-02 Craig Silverstein <csilvers@google.com>
2061 * TODO: New file.
2063 2008-04-02 Ian Lance Taylor <iant@google.com>
2065 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2066 parameters. Update for new key type to views_. Change all
2067 callers.
2068 (File_read::read): Adjust for byteshift in returned view.
2069 (File_read::add_view): New function, broken out of
2070 find_and_make_view.
2071 (File_read::make_view): New function, broken out of
2072 find_and_make_view.
2073 (File_read::find_or_make_view): Add offset and aligned
2074 parameters. Rewrite accordingly. Change all callers.
2075 (File_read::get_view): Add offset and aligned parameters. Adjust
2076 for byteshift in return value.
2077 (File_read::get_lasting_view): Likewise.
2078 * fileread.h (class File_read): Update declarations.
2079 (class File_read::View): Add byteshift_ field. Add byteshift to
2080 constructor. Add byteshift method.
2081 * archive.h (Archive::clear_uncached_views): New function.
2082 (Archive::get_view): Add aligned parameter. Change all callers.
2083 * object.h (Object::get_view): Add aligned parameter. Change all
2084 callers.
2085 (Object::get_lasting_view): Likewise.
2087 * fileread.cc (File_read::release): Don't call clear_views if
2088 there are multiple objects.
2089 * fileread.h (File_read::clear_uncached_views): New function.
2090 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2091 on the archive.
2093 2008-03-31 Cary Coutant <ccoutant@google.com>
2095 Add thin archive support.
2096 * archive.cc (Archive::armagt): New const.
2097 (Archive::setup): Remove task parameter and calls to unlock.
2098 (Archive::unlock_nested_archives): New function.
2099 (Archive::read_header): Add nested_off parameter. Change
2100 all callers.
2101 (Archive::interpret_header): Likewise.
2102 (Archive::include_all_members): Change to handle thin
2103 archives.
2104 (Archive::include_member): Likewise.
2105 * archive.h (Archive::Archive): Add new parameters and
2106 initializers.
2107 (Archive::armagt): New const.
2108 (Archive::setup): Remove task parameter.
2109 (Archive::unlock_nested_archives): New function.
2110 (Archive::read_header): Add nested_off parameter.
2111 (Archive::interpret_header): Likewise.
2112 (Archive::Nested_archive_table): New typedef.
2113 (Archive::is_thin_archive_): New field.
2114 (Archive::nested_archives_): New field.
2115 (Archive::options_): New field.
2116 (Archive::dirpath_): New field.
2117 (Archive::task_): New field.
2118 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2119 for thin archives. Pass additional parameters to
2120 Archive::Archive. Unlock the archive file after calling
2121 Archive::setup.
2123 2008-03-29 Ian Lance Taylor <iant@google.com>
2125 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2126 version symbol to be local.
2127 * testsuite/ver_test_4.sh: New file.
2128 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2129 (check_DATA): Add ver_test_4.syms.
2130 (ver_test_4.syms): New target.
2131 * testsuite/Makefile.in: Rebuild.
2133 * output.cc
2134 (Output_section::Input_section_sort_entry::has_priority): New
2135 function.
2136 (Output_section::Input_section_sort_entry::match_file_name): New
2137 function.
2138 (Output_section::Input_section_sort_entry::match_section_name):
2139 Remove.
2140 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2141 Remove.
2142 (Output_section::Input_section_sort_entry::match_section_file):
2143 Remove.
2144 (Output_section::Input_section_sort_compare::operator()): Rewrite
2145 using new Input_section_sort_entry functions. Sort crtbegin and
2146 crtend first. Sort sections with no priority before sections with
2147 a priority.
2148 * testsuite/initpri1.c (d3): Check j != 4.
2149 (cd5): New constructor/destructor function.
2150 (main): Check j != 2.
2152 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2153 new symbol when resolving, don't call set_is_default.
2154 * testsuite/ver_test_7.cc: New file.
2155 * testsuite/ver_test_7.sh: New file.
2156 * testsuite/Makefile.am (ver_test_7.so): New target.
2157 (ver_test_7.o): New target.
2158 (check_SCRIPTS): Add ver_test_7.sh.
2159 (check_DATA): Add ver_test_7.syms.
2160 (ver_test_7.syms): New target.
2162 2008-03-28 Ian Lance Taylor <iant@google.com>
2164 * layout.cc (Layout::layout): If we see an input section with a
2165 name that needs sorting, set the must_sort flag for the output
2166 section.
2167 (Layout::make_output_section): If the name of the output section
2168 indicates that it might require sorting, set the may_sort flag.
2169 * output.h (Output_section::may_sort_attached_input_sections): New
2170 function.
2171 (Output_section::set_may_sort_attached_input_sections): New
2172 function.
2173 (Output_section::must_sort_attached_input_sections): New
2174 function.
2175 (Output_section::set_must_sort_attached_input_sections): New
2176 function.
2177 (class Output_section): Declare Input_section_sort_entry. Define
2178 Input_section_sort_compare. Declare
2179 sort_attached_input_sections. Add new fields:
2180 may_sort_attached_input_sections_,
2181 must_sort_attached_input_sections_,
2182 attached_input_sections_are_sorted_.
2183 * output.cc (Output_section::Output_section): Initialize new
2184 fields.
2185 (Output_section::add_input_section): Add an entry to
2186 input_sections_ if may_sort or must_sort are true.
2187 (Output_section::set_final_data_size): Call
2188 sort_attached_input_sections if necessary.
2189 (Output_section::Input_section_sort_entry): Define new class.
2190 (Output_section::Input_section_sort_compare::operator()): New
2191 function.
2192 (Output_section::sort_attached_input_sections): New function.
2193 * configure.ac: Check whether the compiler supports constructor
2194 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2195 * testsuite/initpri1.c: New file.
2196 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2197 CONSTRUCTOR_PRIORITY.
2198 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2199 (initpri1_LDFLAGS): New variable.
2200 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2202 2008-03-27 Ian Lance Taylor <iant@google.com>
2204 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2205 * testsuite/common_test_1.c: New file.
2206 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2207 (common_test_1_SOURCES): New variable.
2208 (common_test_1_DEPENDENCIES): New variable.
2209 (common_test_1_LDFLAGS): New variable.
2211 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2212 and commons_ correctly when NAME/VERSION does not override
2213 NAME/NULL.
2214 * testsuite/ver_test_6.c: New file.
2215 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2216 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2217 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2219 2008-03-26 Ian Lance Taylor <iant@google.com>
2221 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2222 of an undefined symbol from a version script.
2223 * testsuite/Makefile.am (ver_test_5.so): New target.
2224 (ver_test_5.o): New target.
2225 (check_SCRIPTS): Add ver_test_5.sh.
2226 (check_DATA): Add ver_test_5.syms.
2227 (ver_test_5.syms): New target.
2228 * testsuite/ver_test_5.cc: New file.
2229 * testsuite/ver_test_5.script: New file.
2230 * testsuite/ver_test_5.sh: New file.
2231 * Makefile.in, testsuite/Makefile.in: Rebuild.
2233 PR gold/5986
2234 Fix problems building gold with gcc 4.3.0.
2235 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2236 (gold_error_at_location, gold_warning_at_location): Use it.
2237 * configure.ac: Check whether we can compile and use a template
2238 function with a printf attribute.
2239 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2240 when jumping over bytes.
2241 * object.cc: Instantiate Object::read_section_data.
2242 * debug.h: Include <cstring>
2243 * dwarf_reader.cc: Include <algorithm>
2244 * main.cc: Include <cstring>.
2245 * options.cc: Include <cstring>.
2246 * output.cc: Include <cstring>.
2247 * script.cc: Include <cstring>.
2248 * script.h: Include <string>.
2249 * symtab.cc: Include <cstring> and <algorithm>.
2250 * target-select.cc: Include <cstring>.
2251 * version.cc: Include <string>.
2252 * testsuite/testmain.cc: Include <cstdlib>.
2253 * configure, config.in: Rebuild.
2255 2008-03-25 Ian Lance Taylor <iant@google.com>
2257 * options.cc: Include "../bfd/bfdver.h".
2258 (options::help): Print bug reporting address.
2260 * version.cc (print_version): Adjust output for current value of
2261 BFD_VERSION_STRING.
2263 * NEWS: New file.
2265 * options.cc (options::help): Print list of supported targets.
2266 * target-select.h: Include <vector>.
2267 (class Target_selector): Make machine_, size_, and is_big_endian_
2268 fields const. Add bfd_name_ and instantiated_target_ fields.
2269 (Target_selector::Target_selector): Add bfd_name parameter.
2270 (Target_selector::recognize): Make non-virtual, call
2271 do_recognize.
2272 (Target_selector::recognize_by_name): Make non-virtual, call
2273 do_recognize_by_name.
2274 (Target_selector::supported_names): New function.
2275 (Target_selector::bfd_name): New function.
2276 (Target_selector::do_instantiate_target): New pure virtual
2277 function.
2278 (Target_selector::do_recognize): New virtual function.
2279 (Target_selector::do_recognize_by_name): New virtual function.
2280 (Target_selector::instantiate_target): New private function.
2281 (supported_target_names): Declare.
2282 * target-select.cc (Target_selector::Target_selector): Update for
2283 new parameter and fields.
2284 (select_target_by_name): Check that the name matches before
2285 calling recognize_by_name.
2286 (supported_target_names): New function.
2287 * i386.cc (class Target_selector_i386): Update Target_selector
2288 constructor call. Remove recognize and recognize_by_name. Add
2289 do_instantiate_target.
2290 * x86_64.cc (class Target_selector_x86_64): Likewise.
2291 * testsuite/testfile.cc (class Target_selector_test): Update for
2292 changes to Target_selector.
2294 * README: Rewrite, with some notes on unsupported features.
2296 2008-03-24 Cary Coutant <ccoutant@google.com>
2298 * i386.cc (Target_i386::Got_type): New enum declaration.
2299 (Target_i386::Scan::local): Updated callers of Output_data_got
2300 member functions.
2301 (Target_i386::Scan::global): Likewise.
2302 (Target_i386::Relocate::relocate): Likewise.
2303 (Target_i386::Relocate::relocate_tls): Likewise.
2304 * object.h (Got_offset_list): New class.
2305 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2306 (Sized_relobj::local_got_offset): Likewise.
2307 (Sized_relobj::set_local_got_offset): Likewise.
2308 (Sized_relobj::local_has_tls_got_offset): Removed.
2309 (Sized_relobj::local_tls_got_offset): Removed.
2310 (Sized_relobj::set_local_tls_got_offset): Removed.
2311 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2312 * output.cc (Output_data_got::add_global): Added got_type parameter.
2313 (Output_data_got::add_global_with_rel): Likewise.
2314 (Output_data_got::add_global_with_rela): Likewise.
2315 (Output_data_got::add_global_pair_with_rel): New function.
2316 (Output_data_got::add_global_pair_with_rela): New function.
2317 (Output_data_got::add_local): Added got_type parameter.
2318 (Output_data_got::add_local_with_rel): Likewise.
2319 (Output_data_got::add_local_with_rela): Likewise.
2320 (Output_data_got::add_local_pair_with_rel): New function.
2321 (Output_data_got::add_local_pair_with_rela): New function.
2322 (Output_data_got::add_global_tls): Removed.
2323 (Output_data_got::add_global_tls_with_rel): Removed.
2324 (Output_data_got::add_global_tls_with_rela): Removed.
2325 (Output_data_got::add_local_tls): Removed.
2326 (Output_data_got::add_local_tls_with_rel): Removed.
2327 (Output_data_got::add_local_tls_with_rela): Removed.
2328 * output.h (Output_data_got::add_global): Added got_type parameter.
2329 (Output_data_got::add_global_with_rel): Likewise.
2330 (Output_data_got::add_global_with_rela): Likewise.
2331 (Output_data_got::add_global_pair_with_rel): New function.
2332 (Output_data_got::add_global_pair_with_rela): New function.
2333 (Output_data_got::add_local): Added got_type parameter.
2334 (Output_data_got::add_local_with_rel): Likewise.
2335 (Output_data_got::add_local_with_rela): Likewise.
2336 (Output_data_got::add_local_pair_with_rel): New function.
2337 (Output_data_got::add_local_pair_with_rela): New function.
2338 (Output_data_got::add_global_tls): Removed.
2339 (Output_data_got::add_global_tls_with_rel): Removed.
2340 (Output_data_got::add_global_tls_with_rela): Removed.
2341 (Output_data_got::add_local_tls): Removed.
2342 (Output_data_got::add_local_tls_with_rel): Removed.
2343 (Output_data_got::add_local_tls_with_rela): Removed.
2344 * resolve.cc (Symbol::override_base_with_special): Removed
2345 reference to has_got_offset_ field.
2346 * symtab.cc (Symbol::init_fields): Replaced initialization
2347 of got_offset_ with got_offsets_. Removed initialization
2348 of has_got_offset_
2349 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2350 (Symbol::got_offset): Likewise.
2351 (Symbol::set_got_offset): Likewise.
2352 (Symbol::has_tls_got_offset): Removed.
2353 (Symbol::tls_got_offset): Removed.
2354 (Symbol::set_tls_got_offset): Removed.
2355 (Symbol::got_offset_): Removed.
2356 (Symbol::tls_mod_got_offset_): Removed.
2357 (Symbol::tls_pair_got_offset_): Removed.
2358 (Symbol::got_offsets_): New field.
2359 (Symbol::has_got_offset): Removed.
2360 (Symbol::has_tls_mod_got_offset): Removed.
2361 (Symbol::has_tls_pair_got_offset): Removed.
2362 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2363 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2364 member functions.
2365 (Target_x86_64::Scan::global): Likewise.
2366 (Target_x86_64::Relocate::relocate): Likewise.
2367 (Target_x86_64::Relocate::relocate_tls): Likewise.
2369 2008-03-25 Ben Elliston <bje@au.ibm.com>
2371 * yyscript.y: Fix spelling error in comment.
2373 2008-03-24 Ian Lance Taylor <iant@google.com>
2375 * options.h (class General_options): Define build_id option.
2376 * layout.h (class Layout): Declare write_build_id, create_note,
2377 create_build_id. Add build_id_note_ member.
2378 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2379 "libiberty.h", "md5.h", "sha1.h".
2380 (Layout::Layout): Initialize eh_frame_data_,
2381 eh_frame_hdr_section_, and build_id_note_.
2382 (Layout::finalize): Call create_build_id.
2383 (Layout::create_note): New function, broken out of
2384 Layout::create_gold_note.
2385 (Layout::create_gold_note): Call create_note.
2386 (Layout::create_build_id): New function.
2387 (Layout::write_build_id): New function.
2388 (Close_task_runner::run): Call write_build_id.
2390 * x86_64.cc: Correct license to GPLv3.
2392 2008-03-23 Ian Lance Taylor <iant@google.com>
2394 * options.cc: Include "demangle.h".
2395 (parse_optional_string): New function.
2396 (parse_long_option): Handle takes_optional_argument.
2397 (parse_short_option): Update dash_z initializer. Handle
2398 takes_optional_argument.
2399 (General_options::General_options): Initialize do_demangle_.
2400 (General_options::finalize): Set do_demangle_. Handle demangling
2401 style.
2402 * options.h (parse_optional_string): Declare.
2403 (struct One_option): Add optional_arg field. Update constructor.
2404 Update call constructor calls. Add takes_optional_argument
2405 function.
2406 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2407 (DEFINE_optional_string): Define.
2408 (General_options::demangle): Change from DEFINE_bool to
2409 DEFINE_optional_string.
2410 (General_options::no_demangle): New function.
2411 (General_options::do_demangle): New function.
2412 (General_options::set_do_demangle): New function.
2413 (General_options::execstack_status_): Move definition to end of
2414 class definition.
2415 (General_options::static_): Likewise.
2416 (General_options::do_demangle_): New field.
2417 * object.cc (big_endian>::get_symbol_location_info): Call
2418 Options::do_demangle, not Options::demangle.
2419 * symtab.cc (demangle): Likewise.
2421 2008-03-22 Ian Lance Taylor <iant@google.com>
2423 * gold.h: Include <cstddef> and <sys/types.h>
2424 * options.h: Include <cstring>.
2426 2008-03-21 Ian Lance Taylor <iant@google.com>
2428 * Added source code to GNU binutils.