1 2010-09-08 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4 (Arm_relobj::do_relocate_sections): Add new parameter for output
5 file to match the parent.
6 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
7 of local symbols instead of input values. Update code to track
8 changes in gold::relocate_section.
9 * object.cc (Sized_relobj::compute_final_local_value): New methods.
10 (Sized_relobj::compute_final_local_value_internal): New methods.
11 (Sized_relobj::do_finalize_local_symbols): Move code from loop
12 body into private version of Sized_relobj::compute_final_local_value.
13 Call the inline method.
14 * object.h (Symbol_value::Symbol_value): Define destructor. Free
15 merged symbol value if there is one.
16 (Symbol_value::has_output_value): New method defintiion.
17 (Sized_relobj::Compute_final_local_value_status): New enum type.
18 (Sized_relobj::compute_final_local_value): New methods.
19 (Sized_relobj::compute_final_local_value_internal): New methods.
20 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
22 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
23 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
25 * Makefile.in: Regenerate.
26 * testsuite/arm_bl_out_of_range.s: Update test.
27 * testsuite/thumb_bl_out_of_range.s: Ditto.
28 * testsuite/thumb_blx_out_of_range.s: Ditto.
29 * testsuite/arm_branch_out_of_range.sh: New file.
30 * testsuite/arm_cortex_a8.sh: Ditto.
31 * testsuite/arm_cortex_a8_b.s: Ditto.
32 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
33 * testsuite/arm_cortex_a8_b_local.s: Ditto.
34 * testsuite/arm_cortex_a8_bl.s: Ditto.
35 * testsuite/arm_cortex_a8_blx.s: Ditto.
36 * testsuite/arm_cortex_a8_local.s: Ditto.
37 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
38 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
40 2010-09-08 Rafael Espindola <espindola@google.com>
42 * script-sections.cc (Script_sections::add_memory_region): Convert
43 field precision to int.
44 * script.cc (script_set_section_region, script_set_section_region):
45 Convert field precision to int.
47 2010-09-08 Rafael Espindola <espindola@google.com>
49 * arm.cc (do_finalize_sections): Create the __exidx_start and
50 __exdix_end symbols even when the section is missing.
52 2010-09-08 Nick Clifton <nickc@redhat.com>
54 * README: Remove claim that MEMORY is not supported.
55 * expression.cc (script_exp_function_origin)
56 (script_exp_function_length): Move from here to ...
57 * script.cc: ... here.
58 (script_set_section_region, script_add_memory)
59 (script_parse_memory_attr, script_include_directive): New
62 (class Memory_region): New class.
63 (class Output_section_definition): Add set_memory_region,
64 set_section_vma, set_section_lma and get_section_name methods.
65 (class Script_Sections): Add add_memory_region,
66 find_memory_region, find_memory_region_origin,
67 find_memory_region_length and set_memory_region methods.
68 Have set_section_addresses method walk the list of set memory
70 Extend the print methos to display memory regions.
71 * script-sections.h: Add prototypes for new methods.
72 Add enum for MEMORY region attributes.
73 * yyscript.y: Add support for parsing MEMORY regions.
74 * script-c.h: Add prototypes for new functions.
75 * testsuite/Makefile.am: Add test of MEMORY region functionality.
76 * testsuite/Makefile.in: Regenerate.
77 * testsuite/memory_test.sh: New script.
78 * testsuite/memory_test.s: New assembler source file.
79 * testsuite/memory_test.t: New linker script.
81 2010-08-27 Doug Kwan <dougkwan@google.com>
83 * gold/resolve.cc (Symbol_table::should_override): Let a weak
84 reference override an existing dynamic weak reference.
85 * testsuite/Makefile.am: Add new test dyn_weak_ref.
86 * testsuite/Makefile.in: Regenerate.
87 * testsuite/dyn_weak_ref.sh: New file.
88 * testsuite/dyn_weak_ref_1.c: Ditto.
89 * testsuite/dyn_weak_ref_2.c: Ditto.
91 2010-08-27 Ian Lance Taylor <iant@google.com>
93 * incremental.h (class Incremental_input_entry): Add virtual
96 2010-08-27 Ian Lance Taylor <iant@google.com>
98 * testsuite/start_lib_test_3.c: Mark t3 as used.
100 2010-08-27 Nick Clifton <nickc@redhat.com>
102 * options.cc (version_script): Fix small typo in previous
105 2010-08-25 Nick Clifton <nickc@redhat.com>
107 * archive.cc: Formatting fixes: Remove whitespace between
108 typename and following asterisk. Remove whitespace between
109 function name and opening parenthesis.
110 * archive.h: Likewise.
112 * attributes.cc: Likewise.
113 * attributes.h: Likewise.
114 * common.cc: Likewise.
115 * copy-relocs.cc: Likewise.
116 * dirsearch.h: Likewise.
117 * dynobj.cc: Likewise.
118 * ehframe.cc: Likewise.
119 * ehframe.h: Likewise.
120 * expression.cc: Likewise.
121 * fileread.cc: Likewise.
122 * fileread.h: Likewise.
124 * gold-threads.cc: Likewise.
128 * incremental-dump.cc: Likewise.
129 * incremental.cc: Likewise.
130 * layout.cc: Likewise.
131 * layout.h: Likewise.
133 * merge.cc: Likewise.
135 * object.cc: Likewise.
136 * object.h: Likewise.
137 * options.cc: Likewise.
138 * options.h: Likewise.
139 * output.cc: Likewise.
140 * output.h: Likewise.
141 * plugin.cc: Likewise.
142 * plugin.h: Likewise.
143 * powerpc.cc: Likewise.
144 * reloc.cc: Likewise.
145 * script-c.h: Likewise.
146 * script-sections.cc: Likewise.
147 * script.cc: Likewise.
148 * stringpool.cc: Likewise.
149 * symtab.cc: Likewise.
150 * symtab.h: Likewise.
151 * target.cc: Likewise.
152 * timer.cc: Likewise.
154 * version.cc: Likewise.
155 * x86_64.cc: Likewise.
157 2010-08-24 Nick Clifton <nickc@redhat.com>
160 * layout.cc (segment_precedes): Sort segments by their physical
161 addresses, if they have been set.
163 2010-08-23 Cary Coutant <ccoutant@google.com>
165 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
167 (Lib_group::include_member): Unlock object after deleting its
169 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
172 2010-08-19 Neil Vachharajani <nvachhar@google.com>
173 Cary Coutant <ccoutant@google.com>
175 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
176 constructor, and set_blocker.
177 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
179 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
180 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
181 * testsuite/Makefile.am (start_lib_test): New test case.
182 * testsuite/Makefile.in: Regenerate.
183 * testsuite/start_lib_test_main.c: New file.
184 * testsuite/start_lib_test_1.c: New file.
185 * testsuite/start_lib_test_2.c: New file.
186 * testsuite/start_lib_test_3.c: New file.
188 2010-08-19 Ian Lance Taylor <iant@google.com>
190 * Makefile.in: Rebuild with automake 1.11.1.
191 * aclocal.m4: Likewise.
192 * testsuite/Makefile.in: Likewise.
194 2010-08-19 Ian Lance Taylor <iant@google.com>
197 * i386.cc (class Output_data_plt_i386): Update declarations.
198 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
199 local_ifuncs_ fields.
200 (Target_i386::do_plt_section_for_global): New function.
201 (Target_i386::do_plt_section_for_local): New function.
202 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
203 parameter; change all callers. Initialize global_ifuncs_ and
204 local_ifuncs_. If doing a static link define __rel_iplt_start and
206 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
207 (Output_data_plt_i386::add_local_ifunc_entry): New function.
208 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
210 (Target_i386::make_plt_section): New function, broken out of
211 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
212 (Target_i386::make_plt_entry): Call make_plt_section.
213 (Target_i386::make_local_ifunc_plt_entry): New function.
214 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
215 (Target_i386::Scan::local): Handle IFUNC symbols. Add
216 R_386_IRELATIVE to switch.
217 (Target_i386::Scan::global): Likewise.
218 (Target_i386::Relocate::relocate): Likewise.
219 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
221 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
222 (Target_x86_64::do_plt_section_for_global): New function.
223 (Target_x86_64::do_plt_section_for_local): New function.
224 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
225 parameter; change all callers. If doing a static link define
226 __rela_iplt_start and __rela_iplt_end.
227 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
228 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
229 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
231 (Target_x86_64::make_local_ifunc_plt_entry): New function.
232 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
234 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
235 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
236 R_X86_64_IRELATIVE to switch.
237 (Target_x86_64::Scan::global): Likewise.
238 (Target_x86_64::Relocate::relocate): Likewise.
239 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
241 * target.h (class Target): Add plt_section_for_global and
242 plt_section_for_local functions. Add do_plt_section_for_global
243 and do_plt_section_for_local virtual functions.
244 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
246 (Symbol::use_plt_offset): Handle IFUNC symbol.
247 * object.cc (Sized_relobj::Sized_relobj): Initialize
249 (Sized_relobj::local_has_plt_offset): New function.
250 (Sized_relobj::local_plt_offset): New function.
251 (Sized_relobj::set_local_plt_offset): New function.
252 (Sized_relobj::do_count): Handle IFUNC symbol.
253 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
254 a bit away from input_shndx_ field. Add set_is_func_symbol and
255 is_ifunc_symbol functions.
256 (class Sized_relobj): Update declarations. Remove Tls_got_entry
257 and Local_tls_got_offsets. Define Local_plt_offsets. Add
258 local_plt_offsets_ field.
259 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
260 * output.h (class Output_section_data): Add non-const
261 output_section function.
262 (class Output_data_got): Update declarations.
263 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
264 Add use_plt_offset parameter to global and local constructors.
265 Change all callers. Change local_sym_index_ field to 31 bits.
266 Change GSYM_CODE and CONSTANT_CODE accordingly.
267 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
268 doing a static link don't set sh_link field.
269 (Output_data_got::Got_entry::write): Use PLT offset if
271 (Output_data_got::add_global_plt): New function.
272 (Output_data_got::add_local_plt): New function.
273 * target-reloc.h (relocate_section): Handle IFUNC symbol.
274 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
275 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
276 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
277 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
279 * testsuite/ifunc-sel.h: New file.
280 * testsuite/ifuncmain1.c: New file.
281 * testsuite/ifuncmain1vis.c: New file.
282 * testsuite/ifuncmod1.c: New file.
283 * testsuite/ifuncdep2.c: New file.
284 * testsuite/ifuncmain2.c: New file.
285 * testsuite/ifuncmain3.c: New file.
286 * testsuite/ifuncmod3.c: New file.
287 * testsuite/ifuncmain4.c: New file.
288 * testsuite/ifuncmain5.c: New file.
289 * testsuite/ifuncmod5.c: New file.
290 * testsuite/ifuncmain6pie.c: New file.
291 * testsuite/ifuncmod6.c: New file.
292 * testsuite/ifuncmain7.c: New file.
293 * configure, testsuite/Makefile.in: Rebuild.
295 2010-08-18 Ian Lance Taylor <iant@google.com>
298 (Output_section_incremental_inputs::write_input_files): Add cast
299 to avoid signed/unsigned comparison warning.
300 (Output_section_incremental_inputs::write_info_blocks): Likewise.
302 2010-08-12 Cary Coutant <ccoutant@google.com>
304 * common.cc (Sort_commons::operator()): Remove unnecessary code.
306 2010-08-13 Ian Lance Taylor <iant@google.com>
308 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
310 2010-08-12 Cary Coutant <ccoutant@google.com>
311 Doug Kwan <dougkwan@google.com>
313 * resolve.cc (Symbol_table::should_override): When a weak dynamic
314 defintion overrides non-weak undef, remember that the original undef
316 * symtab.cc (Symbol_table::sized_write_global): For undef without
317 an original weak binding, set binding to global in output.
318 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
319 * testsuite/Makefile.in: Regenerate.
320 * testsuite/strong_ref_weak_def.sh: New file.
321 * testsuite/strong_ref_weak_def_1.c: Ditto.
322 * testsuite/strong_ref_weak_def_2.c: Ditto.
324 2010-08-12 Cary Coutant <ccoutant@google.com>
326 * testsuite/incremental_test.sh: Rewrite.
327 * testsuite/incremental_test_1.c: Rewrite.
328 * testsuite/incremental_test_2.c: Rewrite.
330 2010-08-12 Cary Coutant <ccoutant@google.com>
332 * arm.cc (Target_arm::got_size): Add const.
333 (Target_arm::got_entry_count): New function.
334 (Target_arm::plt_entry_count): New function.
335 (Target_arm::first_plt_entry_offset): New function.
336 (Target_arm::plt_entry_size): New function.
337 (Output_data_plt_arm::entry_count): New function.
338 (Output_data_plt_arm::first_plt_entry_offset): New function.
339 (Output_data_plt_arm::get_plt_entry_size): New function.
340 * i386.cc (Target_i386::got_size): Add const.
341 (Target_i386::got_entry_count): New function.
342 (Target_i386::plt_entry_count): New function.
343 (Target_i386::first_plt_entry_offset): New function.
344 (Target_i386::plt_entry_size): New function.
345 (Output_data_plt_i386::entry_count): New function.
346 (Output_data_plt_i386::first_plt_entry_offset): New function.
347 (Output_data_plt_i386::get_plt_entry_size): New function.
348 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
349 find_incremental_inputs_sections. Dump incremental_got_plt section.
350 * incremental.cc: Include target.h.
351 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
352 parameter. Adjust all callers. Find incremental_got_plt section.
353 (Incremental_inputs::create_data_sections): Create incremental_got_plt
355 (Output_section_incremental_inputs::set_final_data_size): Calculate
356 size of incremental_got_plt section.
357 (Output_section_incremental_inputs::do_write): Write the
358 incremental_got_plt section.
359 (Got_plt_view_info): New struct.
360 (Local_got_offset_visitor): New class.
361 (Global_got_offset_visitor): New class.
362 (Global_symbol_visitor_got_plt): New class.
363 (Output_section_incremental_inputs::write_got_plt): New function.
364 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
365 Add parameter. Adjust all callers.
366 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
367 (Incremental_inputs::got_plt_section): New function.
368 (Incremental_inputs::got_plt_section_): New data member.
369 (Incremental_got_plt_reader): New class.
370 * layout.cc (Layout::create_incremental_info_sections): Add the
371 incremental_got_plt section.
372 * object.h (Got_offset_list::get_list): New function.
373 (Got offset_list::for_all_got_offsets): New function.
374 (Sized_relobj::local_got_offset_list): New function.
375 * powerpc.cc (Target_powerpc::got_size): Add const.
376 (Target_powerpc::got_entry_count): New function.
377 (Target_powerpc::plt_entry_count): New function.
378 (Target_powerpc::first_plt_entry_offset): New function.
379 (Target_powerpc::plt_entry_size): New function.
380 (Output_data_plt_powerpc::entry_count): New function.
381 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
382 (Output_data_plt_powerpc::get_plt_entry_size): New function.
383 * sparc.cc (Target_sparc::got_size): Add const.
384 (Target_sparc::got_entry_count): New function.
385 (Target_sparc::plt_entry_count): New function.
386 (Target_sparc::first_plt_entry_offset): New function.
387 (Target_sparc::plt_entry_size): New function.
388 (Output_data_plt_sparc::entry_count): New function.
389 (Output_data_plt_sparc::first_plt_entry_offset): New function.
390 (Output_data_plt_sparc::get_plt_entry_size): New function.
391 * symtab.h (Symbol::got_offset_list): New function.
392 (Symbol_table::for_all_symbols): New function.
393 * target.h (Sized_target::got_entry_count): New function.
394 (Sized_target::plt_entry_count): New function.
395 (Sized_target::plt_entry_size): New function.
396 * x86_64.cc (Target_x86_64::got_size): Add const.
397 (Target_x86_64::got_entry_count): New function.
398 (Target_x86_64::plt_entry_count): New function.
399 (Target_x86_64::first_plt_entry_offset): New function.
400 (Target_x86_64::plt_entry_size): New function.
401 (Output_data_plt_x86_64::entry_count): New function.
402 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
403 (Output_data_plt_x86_64::get_plt_entry_size): New function.
405 2010-08-12 Cary Coutant <ccoutant@google.com>
407 * archive.cc: Include incremental.h.
408 (Archive::Archive): Initialize incremental_info_.
409 (Archive::include_member): Record archive members in incremental info.
410 (Add_archive_symbols::run): Record begin and end of an archive in
412 (Lib_group::include_member): Record objects in incremental info.
413 * archive.h (Incremental_archive_entry): Forward declaration.
414 (Archive::set_incremental_info): New member function.
415 (Archive::incremental_info): New member function.
416 (Archive::Unused_symbol_iterator): New class.
417 (Archive::unused_symbols_begin): New member function.
418 (Archive::unused_symbols_end): New member function.
419 (Archive::incremental_info_): New data member.
420 * incremental-dump.cc (find_input_containing_global): New function.
421 (dump_incremental_inputs): Dump new incremental info sections.
422 * incremental.cc: Include symtab.h.
423 (Output_section_incremental_inputs): New class.
424 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
425 new incremental info sections.
426 (Sized_incremental_binary::do_check_inputs): Likewise.
427 (Incremental_inputs::report_archive): Remove.
428 (Incremental_inputs::report_archive_begin): New function.
429 (Incremental_inputs::report_archive_end): New function.
430 (Incremental_inputs::report_object): New function.
431 (Incremental_inputs::finalize_inputs): Remove.
432 (Incremental_inputs::report_input_section): New function.
433 (Incremental_inputs::report_script): Rewrite.
434 (Incremental_inputs::finalize): Do nothing but finalize string table.
435 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
436 (Incremental_inputs::sized_create_inputs_section_data): Remove.
437 (Incremental_inputs::create_data_sections): New function.
438 (Incremental_inputs::relocs_entsize): New function.
439 (Output_section_incremental_inputs::set_final_data_size): New function.
440 (Output_section_incremental_inputs::do_write): New function.
441 (Output_section_incremental_inputs::write_header): New function.
442 (Output_section_incremental_inputs::write_input_files): New function.
443 (Output_section_incremental_inputs::write_info_blocks): New function.
444 (Output_section_incremental_inputs::write_symtab): New function.
445 * incremental.h (Incremental_script_entry): Forward declaration.
446 (Incremental_object_entry): Forward declaration.
447 (Incremental_archive_entry): Forward declaration.
448 (Incremental_inputs): Forward declaration.
449 (Incremental_inputs_header_data): Remove.
450 (Incremental_inputs_header): Remove.
451 (Incremental_inputs_header_write): Remove.
452 (Incremental_inputs_entry_data): Remove.
453 (Incremental_inputs_entry): Remove.
454 (Incremental_inputs_entry_write): Remove.
455 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
456 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
457 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
458 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
460 (Incremental_input_entry): New class.
461 (Incremental_script_entry): New class.
462 (Incremental_object_entry): New class.
463 (Incremental_archive_entry): New class.
464 (Incremental_inputs::Incremental_inputs): Initialize new data members.
465 (Incremental_inputs::report_inputs): Remove.
466 (Incremental_inputs::report_archive): Remove.
467 (Incremental_inputs::report_archive_begin): New function.
468 (Incremental_inputs::report_archive_end): New function.
469 (Incremental_inputs::report_object): Change prototype.
470 (Incremental_inputs::report_input_section): New function.
471 (Incremental_inputs::report_script): Change prototype.
472 (Incremental_inputs::get_reloc_count): New function.
473 (Incremental_inputs::set_reloc_count): New function.
474 (Incremental_inputs::create_data_sections): New function.
475 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
476 (Incremental_inputs::inputs_section): New function.
477 (Incremental_inputs::symtab_section): New function.
478 (Incremental_inputs::relocs_section): New function.
479 (Incremental_inputs::get_stringpool): Add const.
480 (Incremental_inputs::command_line): Add const.
481 (Incremental_inputs::inputs): Remove.
482 (Incremental_inputs::command_line_key): New function.
483 (Incremental_inputs::input_file_count): New function.
484 (Incremental_inputs::input_files): New function.
485 (Incremental_inputs::relocs_entsize): New function.
486 (Incremental_inputs::sized_create_inputs_section_data): Remove.
487 (Incremental_inputs::finalize_inputs): Remove.
488 (Incremental_inputs::Input_info): Remove.
489 (Incremental_inputs::lock_): Remove.
490 (Incremental_inputs::inputs_): Change type.
491 (Incremental_inputs::inputs_map_): Remove.
492 (Incremental_inputs::current_object_entry_): New data member.
493 (Incremental_inputs::inputs_section_): New data member.
494 (Incremental_inputs::symtab_section_): New data member.
495 (Incremental_inputs::relocs_section_): New data member.
496 (Incremental_inputs::reloc_count_): New data member.
497 (Incremental_inputs_reader): New class.
498 (Incremental_symtab_reader): New class.
499 (Incremental_relocs_reader): New class.
500 * layout.cc (Layout::finalize): Move finalization of incremental info
501 and creation of incremental info sections to follow finalization of
502 symbol table. Set offsets for postprocessing sections.
503 (Layout::create_incremental_info_sections): Call
504 Incremental_inputs::create_data_sections. Add incremental symtab
505 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
506 sections to layout after input sections.
507 * layout.h (struct Timespec): Forward declaration.
508 (Layout::incremental_inputs): Add const.
509 (Layout::create_incremental_info_sections): Add parameter.
510 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
511 * object.cc: Include incremental.h.
512 (Relobj::finalize_incremental_relocs): New function.
513 (Sized_relobj::do_layout): Record input sections in incremental info.
514 * object.h (Object::output_section): New function.
515 (Object::output_section_offset): Moved from Relobj.
516 (Object::get_incremental_reloc_base): New function.
517 (Object::get_incremental_reloc_count): New function.
518 (Object::do_output_section): New function.
519 (Object::do_output_section_offset): Moved from Relobj.
520 (Object::do_get_incremental_reloc_base): New function.
521 (Object::do_get_incremental_reloc_count): New function.
522 (Object::Object): Initialize new data members.
523 (Relobj::output_section): Renamed do_output_section and moved to
525 (Relobj::output_section_offset): Moved to Object.
526 (Relobj::do_get_incremental_reloc_base): New function.
527 (Relobj::do_get_incremental_reloc_count): New function.
528 (Relobj::allocate_incremental_reloc_counts): New function.
529 (Relobj::count_incremental_reloc): New function.
530 (Relobj::finalize_incremental_relocs): New function.
531 (Relobj::next_incremental_reloc_index): New function.
532 (Relobj::reloc_counts_): New data member.
533 (Relobj::reloc_bases_): New data member.
534 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
535 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
536 (Sized_relobj::incremental_relocs_scan): New function.
537 (Sized_relobj::incremental_relocs_scan_reltype): New function.
538 (Sized_relobj::incremental_relocs_write): New function.
539 (Sized_relobj::incremental_relocs_write_reltype): New function.
540 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
542 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
543 archives and object files elsewhere.
544 (Add_symbols::run): Report object files here.
545 (Finish_group::run): Report end of archive at end of group.
546 * reloc.cc: Include layout.h, incremental.h.
547 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
548 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
549 (Sized_relobj::incremental_relocs_scan): New function.
550 (Sized_relobj::incremental_relocs_scan_reltype): New function.
551 (Sized_relobj::do_relocate_sections): Write incremental relocations.
552 (Sized_relobj::incremental_relocs_write): New function.
553 (Sized_relobj::incremental_relocs_write_reltype): New function.
554 * script.cc (read_input_script): Rewrite test for incremental link.
555 Change call to Incremental_inputs::report_script.
556 * symtab.h (Symbol_table::first_global_index): New function.
557 (Symbol_table::output_count): New function.
559 2010-08-12 Doug Kwan <dougkwan@google.com>
561 * arm.cc (Target_arm::merge_object_attributes): Check command line
562 options --no-wchar-size-warning and --no-enum-size-warning.
563 * options.h (General_options): Add ld-compatible options
564 --no-enum-size-warning and --no-wchar-size-warning.
566 2010-08-04 Ian Lance Taylor <iant@google.com>
568 * x86_64.cc (Target_x86_64::Scan::local): Use
569 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
570 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
571 (Target_x86_64::Scan::global): Likewise.
572 (Target_x86_64::Relocate::relocate): Likewise.
573 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
576 2010-08-03 Cary Coutant <ccoutant@google.com>
578 * merge.cc (Output_merge_string::do_add_input_section): Count strings
579 to reserve space in merged_strings vector. Keep total input size
581 (Output_merge_string::do_print_merge_stats): Print total input size.
582 * merge.h (Output_merge_string): Add input_size_ field.
583 * stringpool.cc (Stringpool_template::string_length): Move
584 implementations out of Stringpool_template class and place in
586 * stringpool.h (string_length): Move out of Stringpool_template.
588 2010-08-03 Ian Lance Taylor <iant@google.com>
591 * layout.cc (relaxation_loop_body): If address of load segment is
592 set, adjust address to include headers if possible.
594 2010-08-03 Ian Lance Taylor <iant@google.com>
596 * version.cc (version_string): Bump to 1.10.
598 2010-08-03 Ian Lance Taylor <iant@google.com>
601 * layout.h (enum Output_section_order): Define.
602 (class Layout): Update declarations.
603 * layout.cc (Layout::get_output_section): Add order parameter.
604 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
605 is_first_non_relro parameters. Change all callers.
606 (Layout::choose_output_section): Likewise.
607 (Layout::add_output_section_data): Likewise.
608 (Layout::make_output_section): Likewise. Set order.
609 (Layout::default_section_order): New function.
610 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
611 * output.cc (Output_section::Output_section): Initialize order_.
612 Don't initialize deleted fields.
613 (Output_segment::Output_segment): Don't initialize deleted
615 (Output_segment::add_output_section_to_load): New function
616 replacing add_output_section. Change all callers to call this or
617 add_output_section_to_nonload.
618 (Output_segment::add_output_section_to_nonload): New function.
619 (Output_segment::remove_output_section): Rewrite.
620 (Output_segment::add_initial_output_data): Likewise.
621 (Output_segment::has_any_data_sections): Likewise.
622 (Output_segment::is_first_section_relro): Likewise.
623 (Output_segment::maximum_alignment): Likewise.
624 (Output_segment::has_dynamic_reloc): New function replacing
625 dynamic_reloc_count. Change all callers.
626 (Output_segment::has_dynamic_reloc_list): New function replacing
627 dynamic_reloc_count_list. Change all callers.
628 (Output_segment::set_section_addresses): Rewrite.
629 (Output_segment::set_offset): Rewrite.
630 (Output_segment::find_first_and_last_list): Remove.
631 (Output_segment::set_tls_offsets): Rewrite.
632 (Output_segment::first_section_load_address): Likewise.
633 (Output_segment::output_section_count): Likewise.
634 (Output_segment::section_with_lowest_load_address): Likewise.
635 (Output_segment::write_section_headers): Likewise.
636 (Output_segment::print_sections_to_map): Likewise.
637 * output.h (class Output_data): Remove dynamic_reloc_count_
638 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
639 (Output_data::add_dynamic_reloc): Rewrite.
640 (Output_data::has_dynamic_reloc): New function.
641 (Output_data::dynamic_reloc_count): Remove.
642 (class Output_section): Add order_ field. Remvoe is_relro_local_,
643 is_last_relro_, is_first_non_relro_, is_interp_,
644 is_dynamic_linker_section_ fields. Add order and set_order
645 functions. Remove is_relro_local, set_is_relro_local,
646 is_last_relro, set_is_last_relro, is_first_non_relro,
647 set_is_first_non_relro functions, is_interp, set_is_interp,
648 is_dynamic_linker_section, and set_is_dynamic_linker_section
650 (class Output_segment): Change Output_data_list from std::list to
651 std:;vector. Add output_lists_ field. Remove output_data_ and
652 output_bss_ fields. Update declarations.
654 2010-08-02 Ian Lance Taylor <iant@google.com>
656 * arm.cc (Target_arm::gc_process_relocs): Use typename.
657 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
658 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
660 2010-08-02 Ian Lance Taylor <iant@google.com>
663 * script.cc (Script_options::Script_options): Initialize
664 symbol_definitions_ and symbol_references_.
665 (Script_options::add_symbol_assignment): Update
666 symbol_definitions_ and symbol_references_.
667 (Script_options::add_symbol_reference): New function.
668 (script_symbol): New function.
669 * script.h (class Script_options): Add symbol_definitions_ and
670 symbol_references_ fields.
671 (Script_options::referenced_const_iterator): New type.
672 (Script_options::referenced_begin): New function.
673 (Script_options::referenced_end): New function.
674 (Script_options::is_referenced): New function.
675 (Script_options::any_unreferenced): New function.
676 * script-c.h (script_symbol): Declare.
677 * yyscript.y (exp): Call script_symbol.
678 * symtab.cc: Include "script.h".
679 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
680 Change all callers. Check symbols referenced by scripts.
681 (Symbol_table::add_undefined_symbols_from_command_line): Add
682 layout parameter. Change all callers.
683 (Symbol_table::do_add_undefined_symbols_from_command_line):
684 Likewise. Break out loop body. Check symbols referenced by
686 (Symbol_table::add_undefined_symbol_from_command_line): New
687 function broken out of
688 do_add_undefined_symbols_from_command_line.
689 * symtab.h (class Symbol_table): Update declarations.
690 * archive.cc: Include "layout.h".
691 (Archive::should_include_member): Add layout parameter. Change
692 all callers. Check for symbol mentioned in expression.
693 * archive.h (class Archive): Update declaration.
694 * object.cc (Sized_relobj::do_should_include_member): Add layout
696 * object.h (Object::should_include_member): Add layout parameter.
698 (Object::do_should_include_member): Add layout parameter.
699 (class Sized_relobj): Update declaration.
700 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
702 * dynobj.h (class Sized_dynobj): Update declaration.
703 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
705 * plugin.h (class Sized_pluginobj): Update declaration.
707 2010-08-02 Ian Lance Taylor <iant@google.com>
710 * output.cc (Output_segment::set_offset): Search for the first and
711 last sections rather than assuming that the list is in order.
712 (Output_segment::find_first_and_last_list): New function.
713 * output.h (class Output_segment): Update declarations.
714 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
715 (relro_strip_test_SOURCES): New variable.
716 (relro_strip_test_DEPENDENCIES): New variable.
717 (relro_strip_test_LDFLAGS): New variable.
718 (relro_strip_test_LDADD): New variable.
719 (relro_strip_test.so): New target.
721 2010-08-02 Ian Lance Taylor <iant@google.com>
723 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
724 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
725 (Target_i386::got_tlsdesc_section): New function.
726 (Target_i386::got_section): Create space for GOT entries for
728 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
730 (Target_i386::Scan::global): Likewise.
731 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
733 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
734 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
735 (Target_x86_64::got_tlsdesc_section): New function.
736 (Target_x86_64::got_section): Create space for GOT entries for
738 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
740 (Target_x86_64::Scan::global): Likewise.
741 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
744 2010-08-02 Ian Lance Taylor <iant@google.com>
746 * testsuite/final_layout.sh: Use dc to convert from hex to
749 2010-07-29 Sriraman Tallam <tmsriram@google.com>
751 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
752 paramter to the call to gold::gc_process_relocs.
753 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
754 paramter to the call to gold::gc_process_relocs.
755 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
756 parameter to the call to gold::gc_process_relocs.
757 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
758 template parameter to the call to gold::gc_process_relocs.
759 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
760 paramter to the call to gold::gc_process_relocs.
761 * gc.h (get_embedded_addend_size): New function.
762 (gc_process_relocs): Save the size of the reloc for use by ICF.
763 * icf.cc (get_section_contents): Get the addend from the text section
764 for SHT_REL relocation sections.
765 * icf.h (Icf::Reloc_addend_size_info): New typedef.
766 (Icf::Reloc_info): Add new member reloc_addend_size_info.
767 * int_encoding.h (read_from_pointer): New overloaded function.
768 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
769 * testsuite/icf_sht_rel_addend_test.sh: New file.
770 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
771 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
773 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
775 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
776 * Makefile.in: Regenerate.
777 * testsuite/Makefile.in: Regenerate.
779 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
781 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
782 * gold/testsuite/debug_msg.cc: Likewise.
783 * gold/testsuite/odr_violation1.cc
784 * gold/testsuite/odr_violation2.cc
786 2010-07-21 Cary Coutant <ccoutant@google.com>
788 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
789 string, and length fields.
790 (Output_merge_string::Merged_strings_list): New type.
791 (Output_merge_string::Merged_strings_lists): New typedef.
792 (Output_merge_string): Replace merged_strings_ with
793 merged_strings_lists_.
794 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
795 Merged_strings_list per input object and section. Don't store pointer
796 to the string. Don't store length with each merged string entry.
797 (Output_merge_string::finalize_merged_data): Loop over list of merged
798 strings lists. Recompute length of each merged string.
800 2010-07-15 Cary Coutant <ccoutant@google.com>
802 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
805 2010-07-14 Ian Lance Taylor <iant@google.com>
807 * descriptors.cc (Descriptors::open): Report correct name in error
810 2010-07-13 Doug Kwan <dougkwan@google.com>
812 * arm.cc (Arm_input_section::Arm_input_section): For a
813 SHT_ARM_EXIDX section, always keeps the input sections.
814 (Arm_input_section::set_exidx_section_link): New method.
815 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
816 has_errors_ to false.
817 (Arm_exidx_input_section::has_errors,
818 Arm_exidx_input_section::set_has_errors): New methods.
819 (Arm_exidx_input_section::has_errors_): New data member.
820 (Arm_relobj::get_exidx_shndx_list): New method.
821 (Arm_output_section::append_text_sections_to_list): Do not skip
822 section without SHF_EXECINSTR.
823 (Arm_output_section::fix_exidx_coverage): Skip input sections with
825 (Arm_relobj::make_exidx_input_section): Add new parameter for text
826 section header. Make error messages more verbose. Check for
827 a non-executable section linked to an EXIDX section.
828 (Arm_relobj::do_read_symbols): Remove error checking, which has been
829 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
830 check that there is no deferred EXIDX section if we exit early.
831 Instead of not making an EXIDX section in case of an error, make one
832 and set the has_errors flag of it.
833 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
834 in a relocatable link.
835 (Target_arm::do_relax): Look for the EXIDX output section instead of
836 assuming that it is called .ARM.exidx.
837 (Target_arm::fix_exidx_coverage): Add a new parameter for input
838 section list. Do not check for SHF_EXECINSTR section flags but
839 skip any input section with errors.
840 * output.cc (Output_section::Output_section): Initialize
841 always_keeps_input_sections_ to false.
842 (Output_section::add_input_section): Check for
843 always_keeps_input_sections_.
844 * output.h (Output_section::always_keeps_input_sections,
845 Output_section::set_always_keeps_input_sections): New methods.
846 (Output_section::always_keeps_input_sections): New data member.
848 2010-07-13 Rafael Espindola <espindola@google.com>
850 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
851 * fileread.h (Input_file): Add try_extra_search_path and find_file.
853 2010-07-13 Philip Herron <herron.philip@googlemail.com>
854 Ian Lance Taylor <iant@google.com>
856 * output.h (Output_section_lookup_maps::add_merge_section):
857 Correct check of whether value was inserted.
858 (Output_section_lookup_maps::add_merge_input_section): Likewise.
859 (Output_section_lookup_maps::add_relaxed_input_section):
861 * arm.cc (Target_arm::got_section): Remove used local os.
862 * i386.cc (Target_i386::got_section): Likewise.
863 * x86_64.cc (Target_x86_64::got_section): Likewise.
864 * sparc.cc (Target_sparc::got_section): Likewise.
865 (Target_sparc::relocate): Remove unused local have_got_offset.
866 * powerpc.cc (Target_powerpc::relocate): Likewise.
868 2010-07-13 Ian Lance Taylor <iant@google.com>
870 * compressed_output.cc (zlib_decompress): Fix signature in
873 * archive.cc (Archive::include_member): Unlock an external member
874 of a thin archive. Don't bother to delete an object we know is
877 2010-07-12 Cary Coutant <ccoutant@google.com>
879 * compressed_output.cc (zlib_decompress): New function.
880 (get_uncompressed_size): New function.
881 (decompress_input_section): New function.
882 * compressed_output.h (get_uncompressed_size): New function.
883 (decompress_input_section): New function.
884 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
885 Handle compressed debug sections.
886 * layout.cc (is_compressed_debug_section): New function.
887 (Layout::output_section_name): Map compressed section names to
889 * layout.h (is_compressed_debug_section): New function.
890 (is_debug_info_section): Recognize compressed debug sections.
891 * merge.cc: Include compressed_output.h.
892 (Output_merge_data::do_add_input_section): Handle compressed
894 (Output_merge_string::do_add_input_section): Handle compressed
896 * object.cc: Include compressed_output.h.
897 (Sized_relobj::Sized_relobj): Initialize new data members.
898 (build_compressed_section_map): New function.
899 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
900 * object.h (Object::section_is_compressed): New method.
901 (Object::do_section_is_compressed): New method.
902 (Sized_relobj::Compressed_section_map): New type.
903 (Sized_relobj::do_section_is_compressed): New method.
904 (Sized_relobj::compressed_sections_): New data member.
905 * output.cc (Output_section::add_input_section): Handle compressed
907 * reloc.cc: Include compressed_output.h.
908 (Sized_relobj::write_sections): Handle compressed debug sections.
910 2010-07-08 Cary Coutant <ccoutant@google.com>
912 * resolve.cc (Symbol_table::resolve): Remember whether undef was
913 weak when resolving to a dynamic def.
914 (Symbol_table::should_override): Add adjust_dyndef flag; set it
915 for weak undef/dynamic def cases. Adjust callers.
916 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
918 (Symbol_table::sized_write_globals): Adjust symbol binding.
919 (Symbol_table::sized_write_symbol): Add binding parameter.
920 * symtab.h (Symbol::set_undef_binding): New method.
921 (Symbol::is_undef_binding_weak): New method.
922 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
923 (Symbol_table::should_override): Add new parameter.
924 (Symbol_table::sized_write_symbol): Add new parameter.
926 * testsuite/weak_undef_file1.cc: Add new test case.
927 * testsuite/weak_undef_file2.cc: Fix header comment.
928 * testsuite/weak_undef_test.cc: Add new test case.
930 2010-06-29 Doug Kwan <dougkwan@google.com>
932 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
933 Initialize USE_SYMBOL_.
934 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
936 (Arm_reloc_property::uses_symbol_): New data member declaration.
937 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
938 uses symbol value and symbol is undefined but not weakly undefined.
940 2010-06-28 Rafael Espindola <espindola@google.com>
942 * plugin.cc (Plugin::load): Use dlerror.
944 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
946 * symtab.cc (detect_odr_violations): When reporting an ODR
947 violation, report an object where the symbol is defined.
949 2010-06-25 Doug Kwan <dougkwan@google.com>
951 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
952 (Target_arm::section_may_have_icf_unsafe_pointers): New method
954 (Target_arm::Scan::local_reloc_may_be_function_pointer,
955 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
956 target hook to detect function points.
957 (Target_arm::Scan::possible_function_pointer_reloc): New method.
958 * icf.h (Icf::check_section_for_function_pointers): Change type of
959 parameter SECTION_NAME to const reference to std::string. Use
960 target hook to determine if section may have unsafe pointers.
961 * target.h (Target::section_may_have_icf_unsafe_pointers): New
964 2010-06-21 Rafael Espindola <espindola@google.com>
966 * fileread.cc (Input_file::find_fie): New
967 (Input_file::open): Use Input_file::find_fie.
968 * fileread.h (Input_file::find_fie): New
969 * plugin.cc (set_extra_library_path): New.
970 (Plugin::load): Add set_extra_library_path to the transfer vector.
971 (Plugin_manager::set_extra_library_path): New.
972 (Plugin_manager::add_input_file): Use the extra search path if set.
973 (set_extra_library_path(): New.
974 * plugin.h (Plugin_manager): Add set_extra_library_path and
977 2010-06-19 Cary Coutant <ccoutant@google.com>
979 * layout.cc (gdb_sections): Add .debug_types.
980 (lines_only_debug_sections): Likewise.
982 2010-06-18 Rafael Espindola <espindola@google.com>
984 * plugin.cc (add_input_file,add_input_library)
985 (Plugin_manager::add_input_file): Make filename arguments const.
986 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
989 2010-06-16 Doug Kwan <dougkwan@google.com>
991 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
992 .ARM.attributes section if we have not merged any input
995 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
997 * arm.cc: Allow combining objects with no EABI version
1000 2010-06-15 Rafael Espindola <espindola@google.com>
1002 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1004 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1006 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1007 (struct iovec): Correct !HAVE_READV definition.
1009 2010-06-10 Cary Coutant <ccoutant@google.com>
1011 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1012 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1014 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1017 * symtab.h (Symbol::is_placeholder): New member function.
1018 * target-reloc.h (relocate_section): Check for placeholder symbols.
1020 * testsuite/Makefile.am (plugin_test_8): New test.
1021 (plugin_test_9): New test.
1022 * testsuite/Makefile.in: Regenerate.
1024 2010-06-09 Nick Clifton <nickc@redhat.com>
1026 * yyscript.y (input_list_element): Allow strings prefixed with
1027 the '-' character. Treat these as libraries.
1028 * script.cc (script_add_library): New function. Adds a library
1029 specified by "-l<name>" found in an input script.
1030 * script-c.h: Add prototype for script_add_library.
1032 2010-06-07 Doug Kwan <dougkwan@google.com>
1034 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1035 Restrict stub-group size to be within long conditional branch
1036 range when working around cortex-A8 erratum.
1038 2010-06-07 Damien Diederen <dd@crosstwine.com>
1040 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1043 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1047 (Output_section::Input_section_sort_entry::compare_section_ordering):
1048 Change to return non-zero correctly.
1049 (Output_section::Input_section_sort_section_order_index_compare
1050 ::operator()): Change to fix ambiguity in comparisons.
1052 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1054 * gold.h (is_wildcard_string): New function.
1055 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1056 (Layout::layout_eh_frame): Ditto.
1057 (Layout::find_section_order_index): New method.
1058 (Layout::read_layout_from_file): New method.
1059 * layout.h (Layout::find_section_order_index): New method.
1060 (Layout::read_layout_from_file): New method.
1061 (Layout::input_section_position_): New private member.
1062 (Layout::input_section_glob_): New private member.
1063 * main.cc (main): Call read_layout_from_file here.
1064 * options.h (--section-ordering-file): New option.
1065 * output.cc (Output_section::input_section_order_specified_): New
1067 (Output_section::Output_section): Initialize new member.
1068 (Output_section::add_input_section): Add new parameter.
1069 Keep input sections when --section-ordering-file is used.
1070 (Output_section::set_final_data_size): Sort input sections when
1071 section ordering file is specified.
1072 (Output_section::Input_section_sort_entry): Add new parameter.
1074 (Output_section::Input_section_sort_entry::compare_section_ordering):
1076 (Output_section::Input_section_sort_compare::operator()): Change to
1077 consider section_order_index.
1078 (Output_section::Input_section_sort_init_fini_compare::operator()):
1079 Change to consider section_order_index.
1080 (Output_section::Input_section_sort_section_order_index_compare
1081 ::operator()): New method.
1082 (Output_section::sort_attached_input_sections): Change to sort
1083 according to section order when specified.
1084 (Output_section::add_input_section<32, true>): Add new parameter.
1085 (Output_section::add_input_section<64, true>): Add new parameter.
1086 (Output_section::add_input_section<32, false>): Add new parameter.
1087 (Output_section::add_input_section<64, false>): Add new parameter.
1088 * output.h (Output_section::add_input_section): Add new parameter.
1089 (Output_section::input_section_order_specified): New
1091 (Output_section::set_input_section_order_specified): New method.
1092 (Input_section::Input_section): Initialize section_order_index_.
1093 (Input_section::section_order_index): New method.
1094 (Input_section::set_section_order_index): New method.
1095 (Input_section::section_order_index_): New member.
1096 (Input_section::Input_section_sort_section_order_index_compare): New
1098 (Output_section::input_section_order_specified_): New member.
1099 * script-sections.cc (is_wildcard_string): Delete and move modified
1101 (Output_section_element_input::Output_section_element_input): Modify
1102 call to is_wildcard_string.
1103 (Output_section_element_input::Input_section_pattern
1104 ::Input_section_pattern): Ditto.
1105 (Output_section_element_input::Output_section_element_input): Ditto.
1106 * testsuite/Makefile.am (final_layout): New test case.
1107 * testsuite/Makefile.in: Regenerate.
1108 * testsuite/final_layout.cc: New file.
1109 * testsuite/final_layout.sh: New file.
1111 2010-06-01 Rafael Espindola <espindola@google.com>
1113 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1115 2010-06-01 Rafael Espindola <espindola@google.com>
1117 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1118 visibility of symbols.
1120 2010-05-27 Doug Kwan <dougkwan@google.com>
1122 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1123 from start of output section instead of address for a local symbol
1124 in a merged or relaxed section when doing a relocatable link.
1126 2010-05-26 Rafael Espindola <espindola@google.com>
1129 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1130 adding sections the garbage collector removed.
1131 * gold/testsuite/Makefile.am: Add test.
1132 * gold/testsuite/Makefile.in: Regenerate.
1133 * gold/testsuite/plugin_test_7.sh: New.
1134 * gold/testsuite/plugin_test_7_1.c: New.
1135 * gold/testsuite/plugin_test_7_2.c: New.
1137 2010-05-26 Rafael Espindola <espindola@google.com>
1139 * script-sections.cc (Output_section_definition::set_section_addresses):
1140 Check for --section-start.
1142 2010-05-26 Doug Kwan <dougkwan@google.com>
1144 * arm.cc (Arm_scan_relocatable_relocs): New class.
1145 (Target_arm::relocate_special_relocatable): New method.
1146 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1147 (Arm_relocate_functions::thumb_branch_common): Same.
1148 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1149 instead of Default_scan_relocatable_relocs.
1150 * target-reloc.h (relocate_for_relocatable): Let target handle
1151 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1152 * target.h (Sized_target::relocate_special_relocatable): New method.
1154 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1156 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1158 2010-05-23 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1162 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1163 with a direct branch, not a conditional branch, to a stub.
1164 * merge.cc (Output_merge_base::record_input_section): New method
1166 (Output_merge_data::do_add_input_section): Record input section if
1167 keeps-input-sections flag is set.
1168 (Output_merge_string::do_add_input_section): Ditto.
1169 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1170 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1172 (Output_merge_base::keeps_input_sections,
1173 Output_merge_base::set_keeps_input_sections,
1174 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1176 (Output_merge_base::Input_sections): New type declaration.
1177 (Output_merge_base::input_sections_begin,
1178 Output_merge_base::input_sections_end,
1179 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1180 (Output_merge_base::bool keeps_input_sections_,
1181 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1182 Output_merge_base::input_sections_): New data members.
1183 (Output_merge_data::do_set_keeps_input_sections): New method
1185 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1186 * output.cc (Output_section::Input_section::relobj): Move method
1187 defintion from class declaration to here and handle merge sections.
1188 (Output_section::Input_section::shndx): Ditto.
1189 (Output_section::Output_section): Remove initializations of removed
1190 data members and initialize new data member LOOKUP_MAPS_.
1191 (Output_section::add_input_section): Set keeps-input-sections flag
1192 for a newly created merge output section as appropriate. Adjust code
1193 to use Output_section_lookup_maps class.
1194 (Output_section::add_relaxed_input_section): Adjst code for lookup
1195 maps code refactoring.
1196 (Output_section::add_merge_input_section): Add a new parameter
1197 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1198 class. If adding input section to a newly created merge output
1199 section fails, remove the new merge section.
1200 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1201 Adjust code for use of the Output_section_lookup_maps class.
1202 (Output_section::find_merge_section): Ditto.
1203 (Output_section::build_lookup_maps): New method defintion.
1204 (Output_section::find_relaxed_input_section): Adjust code to use
1205 Output_section_lookup_maps class.
1206 (Output_section::get_input_sections): Export merge sections. Adjust
1207 code to use Output_section_lookup_maps class.
1208 (Output_section:::add_script_input_section): Adjust code to use
1209 Output_section_lookup_maps class. Update lookup maps for merge
1211 (Output_section::discard_states): Use Output_section_lookup_maps.
1212 (Output_section::restore_states): Same.
1213 * output.h (Merge_section_properties): Move class defintion out of
1215 (Output_section_lookup_maps): New class.
1216 (Output_section::Input_section::is_merge_section): New method
1218 (Output_section::Input_section::relobj): Move defintion out of class
1219 defintion. Declare method only.
1220 (Output_section::Input_section::shndx): Ditto.
1221 (Output_section::Input_section::output_merge_base): New method defintion.
1222 (Output_section::Input_section::u2_.pomb): New union field.
1223 (Output_section::Merge_section_by_properties_map,
1224 Output_section::Output_section_data_by_input_section_map,
1225 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1227 (Output_section::add_merge_input_section): Add new parameter
1228 KEEPS_INPUT_SECTIONS.
1229 (Output_section::build_lookup_maps): New method declaration.
1230 (Output_section::merge_section_map_,
1231 Output_section::merge_section_by_properties_map_,
1232 Output_section::relaxed_input_section_map_,
1233 Output_section::is_relaxed_input_section_map_valid_): Remove data
1235 (Output_section::lookup_maps_): New data member.
1237 2010-05-21 Doug Kwan <dougkwan@google.com>
1240 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1241 avoid a compilation error.
1243 2010-05-19 Rafael Espindola <espindola@google.com>
1245 * script-sections.cc (Output_section_definition::allocate_to_segment):
1246 Update the phdrs_list even when the output section is NULL.
1247 * testsuite/Makefile.am: Add test.
1248 * testsuite/Makefile.in: Regenerate.
1249 * testsuite/script_test_9.cc: New.
1250 * testsuite/script_test_9.sh: New.
1251 * testsuite/script_test_9.t: New.
1253 2010-05-19 Doug Kwan <dougkwan@google.com>
1255 * arm.cc (Arm_input_section::original_size): New method.
1256 (Arm_input_section::do_addralign): Add a cast.
1257 (Arm_input_section::do_output_offset): Remove static cast.
1258 (Arm_input_section::original_addralign,
1259 Arm_input_section::original_size_): Change type to uint32_t.
1260 (Arm_input_section::init): Add safe casts for section alignment
1262 (Arm_input_section::set_final_data_size): Do not set address and
1263 offset of stub table.
1264 (Arm_output_section::fix_exidx_coverage): Change use of of
1265 Output_section::Simple_input_section to that of
1266 Output_section::Input_section.
1267 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1268 except for the first pass.
1269 * output.cc (Output_section::get_input_sections): Change type of
1270 input_sections to std::list<Input_section>.
1271 (Output_section::add_script_input_section): Rename from
1272 Output_section::add_simple_input_section. Change type of SIS
1273 parameter from Simple_input_section to Input_section.
1274 * output.h (Output_section::Simple_input_section): Remove class.
1275 (Output_section::Input_section): Change class visibility to public.
1276 (Output_section::Input_section::addralign): Use stored alignments
1277 for special input sections if set.
1278 (Output_section::Input_section::set_addralign): New method.
1279 (Output_section::get_input_sections): Change parameter type from
1280 list of Simple_input_section to list of Input_section.
1281 (Output_section::add_script_input_section): Rename from
1282 Output_section::add_simple_input_section. Change first parameter's
1283 type from Simple_input_section to Input_section and remove the
1284 second and third parameters.
1285 * script-sections.cc (Input_section::Input_section_list): Change
1286 type to list of Output_section::Input_section/
1287 (Input_section_info::Input_section_info): Change parameter type of
1288 INPUT_SECTION to Output_section::Input_section.
1289 (Input_section_info::input_section): Change return type.
1290 (Input_section_info::input_section_): Change type to
1291 Output_section::Input_section.
1292 (Output_section_element_input::set_section_addresses): Adjust code
1293 to use Output_section::Input_section instead of
1294 Output_section::Simple_input_section. Adjust code for renaming
1295 of Output_section::add_simple_input_section.
1296 (Orphan_output_section::set_section_addresses): Ditto.
1298 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1300 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1301 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1303 2010-05-18 Rafael Espindola <espindola@google.com>
1305 * options.cc (General_options::finalize): Handle -nostdlib.
1306 * options.h (nostdlib): New option.
1307 * script.cc (script_add_search_dir): Handle -nostdlib.
1309 2010-05-12 Doug Kwan <dougkwan@google.com>
1311 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1312 attributes section only if there no attributes section after merging.
1313 (Target_arm::merge_object_attributes): Move value of
1314 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1315 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1316 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1317 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1318 and arm_attr_merge_7.stdout.
1319 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1320 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1321 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1322 arm_attr_merge_7b.o): New rules.
1323 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1325 * testsuite/Makefile.in: Regenerate.
1326 * testsuite/arm_attr_merge.sh: New file.
1327 * testsuite/arm_attr_merge_[67][ab].s: Same.
1329 2010-05-05 Nick Clifton <nickc@redhat.com>
1331 * po/es.po: Updated Spanish translation.
1333 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1335 * Makefile.am (install-exec-local): Properly install gold as
1336 default cross linker.
1337 * Makefile.in: Regenerated.
1339 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1340 Nick Clifton <nickc@redhat.com>
1342 * configure.ac (install_as_default): Define and set to false
1343 unless --enable-gold or --enable-gold=both/gold has been
1345 * configure: Regenerate.
1347 * Makefile.am (install-exec-local): Install the executable as
1348 'ld.gold'. If install_as_default is true then also install it as
1350 * Makefile.in: Regenerated.
1352 2010-04-24 Ian Lance Taylor <iant@google.com>
1354 * layout.cc (Layout::layout_reloc): In relocatable link don't
1355 combine reloc sections for grouped sections.
1357 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1359 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1360 sections that are not ordinary to icf.
1361 * icf.cc (get_section_contents): Handle relocation pointing to section
1362 with no object or shndx information.
1363 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1364 * testsuite/Makefile.in: Regenerate.
1365 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1366 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1368 2010-04-22 Ian Lance Taylor <iant@google.com>
1370 * expression.cc (Expression::Expression_eval_info): Add
1371 result_alignment_pointer field.
1372 (Expression::eval_with_dot): Add result_alignment_pointer
1373 parameter. Change all callers.
1374 (Expression::eval_maybe_dot): Likewise.
1375 (class Binary_expression): Add alignment_pointer parameter to
1376 left_value and right_value. Change all callers.
1377 (BINARY_EXPRESSION): Set result alignment.
1378 (class Trinary_expression): Add alignment_pointer parameter to
1379 arg2_value and arg3_value. Change all callers.
1380 (Trinary_cond::value): Set result alignment.
1381 (Max_expression::value, Min_expression::value): Likewise.
1382 (Align_expression::value): Likewise.
1383 * script-sections.cc (class Sections_element): Add dot_alignment
1384 parameter to set_section_addresses virtual function. Update
1386 (class Output_section_element): Likewise.
1387 (Script_sections::create_segments): Add dot_alignment parameter.
1389 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1390 (Script_sections::set_phdrs_clause_addresses): Likewise.
1391 * script-sections.h: Update declarations.
1392 * script.h: Update declarations.
1393 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1395 * testsuite/script_test_3.t: Set large alignment.
1396 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1397 segment has expected alignment.
1399 2010-04-22 Nick Clifton <nickc@redhat.com>
1401 * po/gold.pot: Updated by the Translation project.
1402 * po/vi.po: Updated Vietnamese translation.
1404 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1406 * testsuite/Makefile.am (check_PROGRAMS): Add
1407 icf_virtual_function_folding_test.
1408 * testsuite/Makefile.in: Regenerated.
1410 2010-04-15 Andrew Haley <aph@redhat.com>
1412 * options.h (merge_exidx_entries): New option.
1413 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1414 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1415 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1416 (Target_arm::merge_exidx_entries): New function.
1417 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1418 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1419 to Arm_exidx_fixup constructor.
1420 Add new arg, merge_exidx_entries.
1421 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1422 Arm_output_section::fix_exidx_coverage.
1424 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1426 * icf.cc (get_section_contents): Check for preemptible functions.
1427 Ignore addend when appropriate.
1428 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1430 (add_from_relobj): Check for section folded.
1431 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1432 * symtab.h (should_add_dynsym_entry): Add new parameter.
1433 * target-reloc.h (scan_relocs): Check for section folded.
1434 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1435 Check reloc types for function pointers in shared objects.
1436 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1438 (icf_preemptible_functions_test): New test case.
1439 (icf_string_merge_test): New test case.
1440 * testsuite.Makefile.in: Regenerate.
1441 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1442 bar_glob. Refactor code.
1443 * testsuite/icf_preemptible_functions_test.cc: New file.
1444 * testsuite/icf_preemptible_functions_test.sh: New file.
1445 * testsuite/icf_string_merge_test.cc: New file.
1446 * testsuite/icf_string_merge_test.sh: New file.
1447 * testsuite/icf_virtual_function_folding_test.cc: New file.
1448 * testsuite/icf_virtual_function_folding_test.sh: New file.
1450 2010-04-14 Doug Kwan <dougkwan@google.com>
1452 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1453 for local symbol recounting if we remove a section due to ICF.
1454 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1455 there are no regular objects in input.
1457 2010-04-13 Doug Kwan <dougkwan@google.com>
1459 * arm.cc (Arm_input_section::set_final_data_size): Compute
1460 accurate final data size instead of using current data size.
1462 2010-04-09 Doug Kwan <dougkwan@google.com>
1464 * layout.cc (Layout::choose_output_section): Handle script section
1466 (Layout::make_output_section_for_script): Add section type parameter.
1467 Handle script section types.
1468 * layout.h (Layout::make_output_section_for_script): Add section
1470 * output.cc (Output_section::Output_section): Initialize data member
1472 (Output_section::do_reset_address_and_file_offset): Do not set address
1473 to 0 if section is a NOLOAD section.
1474 * output.h (Output_section::is_noload): New method.
1475 (Output_section::set_is_noload): Ditto.
1476 (Output_section::is_noload_): New data member.
1477 * script-c.h (Script_section_type): New enum type.
1478 (struct Parser_output_section_header): Add new file section_type.
1479 * script-sections.cc (Sections_element::output_section_name): Add
1480 parameter for returning script section type.
1481 (Output_section_definition::output_section_name): Ditto.
1482 (Output_section_definition::section_type)P; New method.
1483 (Output_section_definiton::script_section_type_name): Ditto.
1484 (Output_section_definition::script_section_type_): New data member.
1485 (Output_section_definition::Output_section_definition): Initialize
1486 data member Output_section_definition::script_section_type_.
1487 (Output_section_definition::create_sections): Pass script section type
1488 to Layout::make_output_section_for_script.
1489 (Output_section_definition::output_section_name): Return script
1490 section type to caller.
1491 (Output_section_definition::set_section_address): Do not advance
1492 dot value and load address if section type is NOLOAD. Set address
1493 of NOLOAD sections regardless of section flags.
1494 (Output_section_definition::print): Print section type if it is
1495 not SCRIPT_SECTION_TYPE_NONE.
1496 (Output_section_definition::section_type): New method.
1497 (Output_section_definition::script_section_type_name): Ditto.
1498 (Script_sections::output_section_name): Add new parameter
1499 PSECTION_TYPE for returning script section type. Pass it to
1500 section elements. Handle discard sections.
1501 (Sort_output_sections::operator()): Handle NOLOAD sections.
1502 * script-sections.h (Script_sections::Section_type): New enum type.
1503 (Script_sections::output_section_name): Add a new parameter for
1504 returning script section type.
1505 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1507 * yyscript.y (union): Add new field SECTION_TYPE.
1508 (COPY, DSECT, INFO, NOLOAD): New tokens.
1509 (opt_address_and_section_type): Change type to output_section_header.
1510 (section_type): New non-terminal
1511 (section_header): Handle section type.
1512 (opt_address_and_section_type): Return section type value.
1514 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1516 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1517 * testsuite/plugin_common_test_2.c (foo): Likewise.
1519 2010-04-08 Doug Kwan <dougkwan@google.com>
1521 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1523 * output.cc (Output_section::add_merge_input_section): Simplify
1524 code and return status of Output_merge_base::add_input_section.
1525 Update merge section map only if Output_merge_base::add_input_section
1528 2010-04-07 Doug Kwan <dougkwan@google.com>
1530 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1531 if section is marked as containing instructions but has no mapping
1533 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1534 correct section index.
1535 (Arm_relobj::find_linked_text_section): Ditto.
1537 2010-04-07 Cary Coutant <ccoutant@google.com>
1539 * archive.cc (include_member): Destroy Read_symbols_data object before
1541 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1542 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1543 (Read_symbols_data::~Read_symbols_data) New destructor.
1544 (Section_relocs::Section_relocs) New constructor.
1545 (Section_relocs::~Section_relocs) New destructor.
1546 (Read_relocs_data::Read_relocs_data) New constructor.
1547 (Read_relocs_data::~Read_relocs_data) New destructor.
1548 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1549 pointers to NULL after deleting.
1551 2010-04-07 Doug Kwan <dougkwan@google.com>
1553 * arm.cc: Replace "endianity" with "endianness" in comments.
1554 (Arm_exidx_cantunwind): Ditto.
1555 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1556 (Arm_relobj::merge_flags_and_attributes): New method.
1557 (Arm_relobj::merge_flags_and_attributes_): New data member.
1558 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1559 (Arm_relobj::scan_sections_for_stubs): Ditto.
1560 (Arm_relobj::do_read_symbols): Check to see if we really want to
1561 merge processor-specific flags and attributes. Exit early if
1562 an object is empty except for section names and the undefined symbol.
1563 (Target_arm::do_finalize_sections): Move check for ELF format to
1564 Arm_relobj::do_read_symbols. Merge processor specific flags and
1565 attributes from a regular object only when we have determined that
1566 it is aapropriate. Do not create an .ARM.attributes section in
1567 output if there is no regular input object.
1568 (Target_arm::merge_processor_specific_flags): Check
1569 --warn-mismatch before printing any error.
1570 (Target_arm::merge_object_attributes): Ditto.
1571 * gold.cc (queue_middle_tasks): Handle the case in which there is
1572 no regular object in input.
1573 * options.cc (General_options::parse_EB): New method.
1574 (General_options::parse_EL): Same.
1575 (General_options::General_options): Initialize endianness_.
1576 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1578 (General_options::Endianness): New enum.
1579 (General_options::endianness): New method.
1580 (General_options::endianness_): New data member.
1581 * parameters.cc (Parameters::set_options): Check target endianness.
1582 (Parameters::set_target_once): Ditto.
1583 (Parameters::check_target_endianness): New method.
1584 (parameters_force_valid_target): If either -EL or -EB is specified,
1585 use it to define endianness of default target.
1586 * parameters.h (Parameters::check_target_endianness): New method
1588 * target.h (class Target): Change "endianity" to "endianness"
1591 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1593 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1594 * configure: Regenerate.
1595 * Makefile.in: Regenerate.
1596 * testsuite/Makefile.in: Regenerate.
1598 2010-04-06 Cary Coutant <ccoutant@google.com>
1601 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1602 prevailing definitions of common symbols.
1603 * testsuite/plugin_test_6.sh: New test case.
1604 * testsuite/plugin_common_test_1.c: New test case.
1605 * testsuite/plugin_common_test_2.c: New test case.
1606 * testsuite/Makefile.am (plugin_test_6): New test case.
1607 * testsuite/Makefile.in: Regenerate.
1609 2010-04-06 Nick Clifton <nickc@redhat.com>
1611 * po/vi.po: New Vietnamese translation.
1613 2010-03-30 Doug Kwan <dougkwan@google.com>
1615 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1617 2010-03-25 Doug Kwan <dougkwan@google.com>
1619 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1620 to avoid a conversion warning on a 32-bit host.
1622 2010-03-24 Ian Lance Taylor <iant@google.com>
1624 * testsuite/script_test_3.t: Add a TLS segment.
1625 * testsuite/Makefile.am (check_PROGRAMS): Add
1626 tls_phdrs_script_test.
1627 (tls_phdrs_script_test_SOURCES): Define.
1628 (tls_phdrs_script_test_DEPENDENCIES): Define.
1629 (tls_phdrs_script_test_LDFLAGS): Define.
1630 (tls_phdrs_script_test_LDADD): Define.
1631 * testsuite/Makefile.in: Rebuild.
1633 2010-03-23 Cary Coutant <ccoutant@google.com>
1635 * fileread.cc (find_or_make_view): Fix comment.
1637 2010-03-23 Ian Lance Taylor <iant@google.com>
1639 * script-sections.cc (class Orphan_section_placement): Define
1640 PLACE_TLS and PLACE_TLS_BSS.
1641 (Orphan_section_placement::Orphan_section_placement): Initialize
1643 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1644 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1645 (tls_script_test_SOURCES): Define.
1646 (tls_script_test_DEPENDENCIES): Define.
1647 (tls_script_test_LDFLAGS): Define.
1648 (tls_script_test_LDADD): Define.
1649 * testsuite/Makefile.in: Rebuild.
1651 2010-03-22 Doug Kwan <dougkwan@google.com>
1653 * arm.cc (Arm_relocate_functions::abs8,
1654 Arm_relocate_functions::abs16): Use correct check for overflow
1655 specified in the ARM ELF specs.
1656 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1657 target of a BLX instruction specially.
1658 (Reloc_stub::stub_type_for_reloc): Ditto.
1659 (Relocate::relocate): Use symbolic names instead of numeric relocation
1660 codes to report error.
1661 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1663 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1664 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1665 thumb2_blx_out_of_range.stdout
1666 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1667 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1668 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1669 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1670 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1671 thumb2_blx_in_range, thumb2_blx_in_range.o,
1672 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1673 thumb2_blx_out_of_range.o): New rules.
1674 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1675 thumb2_blx_in_range and thumb2_blx_out_of_range.
1676 * testsuite/Makefile.in: Regenerate.
1677 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1678 * testsuite/thumb_blx_in_range.s: New file.
1679 * testsuite/thumb_blx_out_of_range.s: New file.
1681 2010-03-22 Rafael Espindola <espindola@google.com>
1683 * archive.cc (Should_include): Move to archive.h.
1684 (should_include_member): Make it a member of Archive.
1686 (Add_lib_group_symbols): New.
1687 * archive.h: Include options.h.
1688 (Archive_member): Moved from Archive.
1689 (Should_include): Moved from archive.cc.
1691 (Add_lib_group_symbols): New.
1692 * dynobj.cc (do_should_include_member): New.
1693 * dynobj.h (do_should_include_member): New.
1694 * gold.cc (queue_initial_tasks): Update call to queue.
1695 * main.cc (main): Print lib group stats.
1696 * object.cc (do_should_include_member): New.
1697 * object.h: Include archive.h.
1698 (Object::should_include_member): New.
1699 (Object::do_should_include_member): New.
1700 (Sized_relobj::do_should_include_member): New.
1701 * options.cc (General_options::parse_start_lib): New.
1702 (General_options::parse_end_lib): New.
1703 (Input_arguments::add_file): Handle lib groups.
1704 (Input_arguments::start_group): Check we are not in a lib.
1705 (Input_arguments::start_lib): New.
1706 (Input_arguments::end_lib): New.
1707 * options.h (General_options): Add start_lib and end_lib.
1708 (Input_argument::lib_): New.
1709 (Input_argument::lib): New.
1710 (Input_argument::is_lib): New.
1711 (Input_file_lib): New.
1712 (Input_arguments::in_lib_): New.
1713 (Input_arguments::in_lib): New.
1714 (Input_arguments::start_lib): New.
1715 (Input_arguments::end_lib_): New.
1716 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1717 in unused members as preempted.
1718 (Sized_pluginobj::do_should_include_member): New.
1719 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1720 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1722 (Read_symbols::do_whole_lib_group): New.
1723 (Read_symbols::do_lib_group): New.
1724 (Read_symbols::do_read_symbols): Handle lib groups.
1725 (Read_symbols::get_name): Handle lib groups.
1726 * readsyms.h (Read_symbols): Add an archive member pointer.
1727 (Read_symbols::do_whole_lib_group): New.
1728 (Read_symbols::do_lib_group): New.
1729 (Read_symbols::member_): New.
1730 * script.cc (read_input_script): Update call to queue_soon.
1732 2010-03-19 Doug Kwan <dougkwan@google.com>
1734 * arm.cc (Stub_table::Stub_table): Initialize new data members
1735 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1736 (Stub_table::add_reloc_stub): Assign stub offset and update
1737 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1738 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1740 (Stub_table::update_data_size_and_addralign): Use
1741 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1742 instead of going over all reloc stubs.
1743 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1744 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1745 Stringpool_template::offset_ to size of Stringpool_char.
1746 (Stringpool_template::new_key_offset): Remove code to initialize
1747 Stringpool_template::offset_.
1748 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1749 Stringpool_template::offset_ to zero.
1751 2010-03-15 Doug Kwan <dougkwan@google.com>
1753 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1755 (Stringpool_template::new_key_offset): New method.
1756 (Stringpool_template::add_string): Assign offsets when adding new
1758 (Stringpool_template::set_string_offsets): Do not set string offsets
1759 when not optimizing.
1760 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1762 (Chunked_vector::clear): Clear size_.
1763 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1764 (Chunked_vector::size): Return size_.
1765 (Chunked_vector::push_back): Use size_ to find insert position.
1766 (Chunked_vector::size_): New data member.
1767 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1768 (Stringpool_template::new_key_offset): New method declaration.
1769 (Stringpool_template::offset_): New data member.
1771 2010-03-15 Rafael Espindola <espindola@google.com>
1773 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1774 Add_symbols' constructor.
1775 * readsyms.h (Add_symbols): Remove the input_group member.
1777 2010-03-10 Ian Lance Taylor <iant@google.com>
1779 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1780 target to ask whether a reference to a symbol requires a stack
1782 * target.h (Target::is_call_to_non_split): New function.
1783 (Target::do_is_call_to_non_split): Declare virtual function.
1784 * target.cc: Include "symtab.h".
1785 (Target::do_is_call_to_non_split): New function.
1786 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1788 2010-03-10 Cary Coutant <ccoutant@google.com>
1790 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1791 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1792 (File_read::open[2]): Add whole_file_view_ to list of views.
1793 (File_read::make_view): Remove test of whole_file_view_.
1794 (File_read::find_or_make_view): Create whole_file_view_ if
1796 (File_read::clear_views): Replace bool parameter with enum;
1797 adjust all callers. Don't delete views with permanent data;
1798 do delete cached views and views from archives if
1799 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1800 if clearing the corresponding view.
1801 * fileread.h (File_read::Clear_views_mode): New enum.
1802 (File_read::View::is_permanent_view): New method.
1803 (File_read::clear_views): Replace bool parameter
1804 with enum; adjust all callers.
1805 * options.h (General_options): Change keep_files_mapped option;
1806 add map_whole_files.
1807 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1809 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1812 2010-03-10 David S. Miller <davem@davemloft.net>
1814 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1816 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1818 * icf.cc (get_section_contents): Add '@' marker after processing the
1821 2010-03-08 Doug Kwan <dougkwan@google.com>
1823 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1824 due to a conversion warning.
1825 (Arm_relobj::update_output_local_symbol_count): Check for local
1826 symbol with unset output index.
1828 2010-03-05 Ian Lance Taylor <iant@google.com>
1830 * options.h (class General_options): Add --spare-dynamic-tags.
1831 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1832 --spare-dynamic-tags.
1834 2010-03-05 Ian Lance Taylor <iant@google.com>
1836 * incremental.cc: Include "libiberty.h".
1838 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1840 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1841 function, is_info_ member.
1842 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1843 (Versions::Versions): Update caller.
1844 (Versions::define_base_version): Likewise.
1845 (Versions::add_def): Likewise.
1847 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1849 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1850 (Scan::possible_function_pointer_reloc): New function.
1851 (Scan::local_reloc_may_be_function_pointer): Change to call
1852 possible_function_pointer_reloc.
1853 (Scan::global_reloc_may_be_function_pointer): Ditto.
1854 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1855 relocations in ".data.rel.ro._ZTV" section.
1856 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1857 * testsuite/icf_safe_so_test.cc: Ditto.
1858 * testsuite/icf_safe_test.cc: Ditto.
1859 * testsuite/icf_safe_test.sh: Ditto.
1861 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1862 Ian Lance Taylor <iant@google.com>
1864 * target-reloc.h (relocate_section): Check the symbol table index
1865 for -1U before setting the local symbol index.
1866 (scan_relocatable_relocs): If copying the relocation, record that
1867 the local symbol is required.
1868 * object.h (Symbol_value::is_output_symtab_index_set): New
1870 (Symbol_value::may_be_discarded_from_output_symtab): New
1872 (Symbol_value::has_output_symtab_entry): New function.
1873 (Symbol_value::needs_output_symtab_entry): Remove.
1874 (Symbol_value::output_symtab_index): Make sure the symbol index is
1876 (Symbol_value::set_output_symtab_index): Make sure the symbol
1877 index is not set. Make sure the new index is valid.
1878 (Symbol_value::set_must_have_output_symtab_entry): New function.
1879 (Symbol_value::has_output_dynsym_entry): New function.
1880 (Symbol_value::set_output_dynsym_index): Make sure the new index
1882 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1883 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1884 local symbol if permitted.
1885 (Sized_relobj::do_finalize_local_symbols): Call
1886 is_output_symtab_index_set rather than needs_output_symtab_entry.
1887 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1888 rather than needs_output_symtab_entry. Call
1889 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1890 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1891 is_output_symtab_index_set rather than needs_output_symtab_entry.
1892 * testsuite/discard_locals_relocatable_test.c: New file.
1893 * testsuite/discard_locals_test.sh: Test -r.
1894 * testsuite/Makefile.am (check_DATA): Add
1895 discard_locals_relocatable_test1.syms,
1896 discard_local_relocatable_test2.syms.
1897 (MOSTLYCLEANFILES): Likewise. Also add
1898 discard_locals_relocatable_test1.lout and
1899 discard_locals_relocatable_test2.out.
1900 (discard_locals_relocatable_test1.syms): New target.
1901 (discard_locals_relocatable_test.o): New target.
1902 (discard_locals_relocatable_test1.out): New target.
1903 (discard_locals_relocatable_test2.syms): New target.
1904 (discard_locals_relocatable_test2.out): New target.
1905 (various): Add missing ../ld-new dependencies.
1906 * testsuite/Makefile.in: Rebuild.
1908 2010-03-03 Nick Clifton <nickc@redhat.com>
1910 * po/fi.po: New Finnish translation.
1912 2010-03-01 Doug Kwan <dougkwan@google.com>
1914 * layout.cc (Layout::Layout): Force section types of .init_array*,
1915 .preinit_array* and .fini_array* sections.
1916 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1917 Fix check of return value of std::string::find.().
1918 (Output_section::Input_section_sort_compare::operator()): Remove
1919 comment about .init_array.
1920 (Output_section::Input_section_sort_init_fini_compare::operator()):
1922 (Output_section::sort_attached_input_sections): Handle .init_array
1923 and .fini_array specially.
1924 * output.h (Output_section::Inut_section_sort_compare): Update
1926 (Output_section::Input_section_sort_init_fini_compare): New struct.
1928 2010-02-26 Doug Kwan <dougkwan@google.com>
1930 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1931 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1932 * testsuite/debug_msg.sh: Avoid matching source line number for
1933 use of global variable undef_int.
1935 2010-02-26 Doug Kwan <dougkwan@google.com>
1937 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1938 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1939 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1940 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1941 * options.cc (General_options::General_options): Initialize member
1943 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1944 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1945 and rm_no_fix_v4bx.stdout
1946 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1947 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1948 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1949 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1950 and arm_no_fix_v4bx.
1951 * Makefile.in: Regenerate.
1952 * testsuite/arm_fix_v4bx.s: New file.
1953 * testsuite/arm_fix_v4bx.sh: Ditto.
1955 2010-02-24 Doug Kwan <dougkwan@google.com>
1957 * arm.cc (Target_arm::got_section): Make the .got section the first
1958 non RELRO section in the data segment.
1959 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1960 suffixes of section names.
1962 2010-02-24 Doug Kwan <dougkwan@google.com>
1964 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1965 flags and attributes merging if an input file is a binary file.
1966 * fileread.cc (Input_file::open): Record format of original file.
1967 * fileread.h (Input_file::Format): New enum type.
1968 (Input_file::Input_file): Initialize data member format_.
1969 (Input_file::format): New method definition.
1970 (Input_file::format_):: New data member.
1972 2010-02-24 Doug Kwan <dougkwan@google.com>
1974 * arm.cc (Arm_output_data_got): New class.
1975 (ARM_TCB_SIZE): New constant
1976 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1977 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1978 If user uses a script with a SECTIONS clause, issue only a warning
1979 for a misplaced EXIDX input section. Otherwise, issue an error.
1980 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1982 (Target_arm::got_mode_index_entry): Handle static linking.
1983 (Target_arm::Scan::local): Ditto.
1984 (Target_arm::Scan::global): Ditto.
1985 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1986 all incorrectly implemented relocations.
1987 (Target_arm::fix_exidx_coverage): Pass layout to
1988 Arm_output_section::fix_exidx_coverage.
1989 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1990 from ".ARM.exidx." and ".ARM.extab.".
1992 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1994 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1995 section if it does not already exist.
1996 * attributes.cc (Attributes_section_data::Attributes_section_data):
1997 Don't crash if size is zero.
1999 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2000 Ian Lance Taylor <iant@google.com>
2002 * gold.cc (queue_middle_tasks): If no input files were opened,
2004 * workqueue.h (Task_function::Task_function): Assert that there is
2007 2010-02-22 Doug Kwan <dougkwan@google.com>
2009 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2010 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2011 types to avoid warnings due to different uint64_t implementations
2014 2010-02-21 Doug Kwan <dougkwan@google.com>
2016 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2017 handling of the maximum backward branch offset.
2018 (Arm_relocate_functions::thumb_branch_common): Ditto.
2019 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2020 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2021 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2022 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2023 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2024 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2025 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2026 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2027 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2028 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2029 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2030 thumb2_bl_out_of_range.o): New rules.
2031 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2032 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2033 thumb2_bl_out_of_range
2034 * testsuite/Makefile.in: Regenerate.
2035 * testsuite/arm_bl_in_range.s: New file.
2036 * testsuite/arm_bl_out_of_range.s: Ditto.
2037 * testsuite/arm_branch_in_range.sh: Ditto.
2038 * testsuite/arm_branch_range.t: Ditto.
2039 * testsuite/thumb2_branch_range.t: Ditto.
2040 * testsuite/thumb_bl_in_range.s: Ditto.
2041 * testsuite/thumb_bl_out_of_range.s: Ditto.
2042 * testsuite/thumb_branch_range.t: Ditto.
2044 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2046 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2047 Add reloc offset information.
2048 * icf.cc (get_section_contents): Change iterators to point to the new
2049 vectors. Add reloc offset information to the contents.
2050 * icf.h (Icf::Sections_reachable_info): New typedef.
2051 (Icf::Sections_reachable_list): New typedef.
2052 (Icf::Offset_info): New typedef.
2053 (Icf::Reloc_info): New struct typedef.
2054 (Icf::Reloc_info_list): New typedef.
2055 (Icf::symbol_reloc_list): Delete method.
2056 (Icf::addend_reloc_list): Delete method.
2057 (Icf::section_reloc_list): Delete method.
2058 (Icf::reloc_info_list): New method.
2059 (Icf::reloc_info_list_): New member.
2061 2010-02-19 Doug Kwan <dougkwan@google.com>
2063 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2064 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2065 * arm.cc (Arm_relocation_functions): New forward declaration.
2066 (Target_arm::Target_arm): Initialize new data members
2067 got_mod_index_offset_ and tls_base_symbol_defined_.
2068 (Target_arm::Relocate::relocate_tls): New method.
2069 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2070 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2072 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2073 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2074 (Target_arm::got_mod_index_offset_,
2075 Target_arm::tls_base_symbol_defined_): New data members.
2076 (Target_arm::Scan::local, Target::Scan::global,
2077 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2080 2010-02-18 Doug Kwan <dougkwan@google.com>
2082 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2083 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2084 text section as a parameter becuase some broken tools may not set
2085 the link in section header.
2086 (Target_arm::has_got_section): New method.
2087 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2088 without any mapping symbol as data only. Remove warning.
2089 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2090 link in its section header, try to discover the link by inspecting the
2091 REL31 relocation at the beginning of the section.
2092 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2094 (Target_arm::Scan::global): Treat any reference to the symbol
2095 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2097 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2099 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2100 (Scan::global_reloc_may_be_function_pointer): New function.
2101 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2102 (Scan::global_reloc_may_be_function_pointer): New function.
2103 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2104 (Scan::global_reloc_may_be_function_pointer): New function.
2105 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2106 (Scan::global_reloc_may_be_function_pointer): New function.
2107 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2108 (Scan::global_reloc_may_be_function_pointer): New function.
2109 (Scan::possible_function_pointer_reloc): New function.
2110 (Target_x86_64::can_check_for_function_pointers): New function.
2111 * gc.h (gc_process_relocs): Scan relocation types to determine if
2112 function pointers were taken for targets that support it.
2113 * icf.cc (Icf::find_identical_sections): Include functions for
2114 folding in safe ICF whose pointer is not taken.
2115 * icf.h (Secn_fptr_taken_set): New typedef.
2116 (fptr_section_id_): New member.
2117 (section_has_function_pointers): New function.
2118 (set_section_has_function_pointers): New function.
2119 (check_section_for_function_pointers): New function.
2120 * options.h: Fix comment for safe ICF option.
2121 * target.h (can_check_for_function_pointers): New function.
2122 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2123 Modify icf_safe_test for X86-64.
2124 * testsuite/Makefile.in: Regenerate.
2125 * testsuite/icf_safe_so_test.cc: New file.
2126 * testsuite/icf_safe_so_test.sh: New file.
2127 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2128 (main): Change to take pointer to function kept_func_3.
2129 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2130 folding is done correctly for X86-64.
2132 2010-02-12 David S. Miller <davem@davemloft.net>
2134 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2135 is_symbolless parameter.
2136 (Output_reloc<SHT_REL>::is_symbolless): New.
2137 (Output_reloc<SHT_REL>::is_symbolless_): New.
2138 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2139 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2140 (Output_reloc<SHT_RELA>::is_symbolless): New.
2141 (Output_data_reloc::add_global): Handle is_symbolless.
2142 (Output_data_reloc::add_global_relative): Likewise.
2143 (Output_data_reloc::add_local): Likewise.
2144 (Output_data_reloc::add_local_relative): Likewise.
2145 (Output_data_reloc::add_symbolless_global_addend): New.
2146 (Output_data_reloc::add_symbolless_local_addend): New.
2147 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2149 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2150 instead of ->is_relative_
2151 (Output_reloc::write): Likewise.
2152 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2153 (Output_reloc::write_rel): Simplify.
2155 * sparc.cc (Target_sparc::Scan::local): Use
2156 ->add_symbolless_local_addend as needed.
2157 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2158 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2159 based upon relocation offset.
2161 2010-02-11 Doug Kwan <dougkwan@google.com>
2163 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2164 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2165 beginning of function.
2166 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2167 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2168 parameter is_32bit in calls to should_apply_static_reloc.
2169 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2170 (check_DATA): Add arm_abs_global.stdout.
2171 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2172 arm_abs_global.stdout): New rules.
2173 (MOSTLLYCLEANFILES): Add arm_abs_global
2174 * Makefile.in: Regenerate.
2175 * testsuite/arm_abs_global.s: New file.
2176 * testsuite/arm_abs_global.sh: Ditto.
2177 * testsuite/arm_abs_lib.s: Ditto.
2179 2010-02-11 Ian Lance Taylor <iant@google.com>
2181 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2183 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2184 Allocate_commons_task first.
2185 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2186 task, rather than symtab_lock_.
2187 (Gc_process_relocs::~Gc_process_relocs): New function.
2188 (Gc_process_relocs::is_runnable): Check this_blocker_.
2189 (Gc_process_relocs::locks): Use next_blocker_ rather than
2191 (Scan_relocs::~Scan_relocs): New function.
2192 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2194 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2196 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2197 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2198 constructor accordingly.
2199 (class Gc_process_relocs): Likewise.
2200 (class Scan_relocs): Likewise.
2201 * common.h (class Allocate_commons_task): Remove symtab_lock_
2202 field, and corresponding constructor parameter.
2203 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2205 (Allocate_commons_task::locks): Likewise.
2207 2010-02-11 Ian Lance Taylor <iant@google.com>
2209 * gold-threads.h (class Once): Define.
2210 (class Initialize_lock): Rewrite as child of Once.
2211 * gold-threads.cc (class Once_initialize): Define.
2212 (once_pointer_control): New static variable.
2213 (once_pointer, once_arg): New static variables.
2214 (c_run_once): New static function.
2215 (Once::Once, Once::run_once, Once::internal_run): New functions.
2216 (class Initialize_lock_once): Remove.
2217 (initialize_lock_control): Remove.
2218 (initialize_lock_pointer): Remove.
2219 (initialize_lock_once): Remove.
2220 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2221 (Initialize_lock::initialize): Rewrite.
2222 (Initialize_lock::do_run_once): New function.
2223 * archive.cc (Archive::interpret_header): Only clear name if it is
2225 * fileread.cc: Include "gold-threads.h"
2226 (file_counts_lock): New static variable.
2227 (file_counts_initialize_lock): Likewise.
2228 (File_read::release): Only increment counts when using --stats.
2229 Use a lock around the increment.
2230 * parameters.cc (class Set_parameters_target_once): Define.
2231 (set_parameters_target_once): New static variable.
2232 (Parameters::Parameters): Move here from parameters.h.
2233 (Parameters::set_target): Rewrite.
2234 (Parameters::set_target_once): New function.
2235 (Parameters::clear_target): Move here and rewrite.
2236 * parameters.h (class Parameters): Update declarations. Add
2237 set_parameters_target_once_ field.
2238 (Parameters::Parameters): Move to parameters.cc.
2239 (Parameters::clear_target): Likewise.
2240 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2242 (Start_group::~Start_group): New function.
2243 (Start_group::is_runnable): New function.
2244 (Start_group::locks, Start_group::run): New functions.
2245 (Finish_group::run): Change saw_undefined to size_t.
2246 * readsyms.h (class Start_group): Define.
2247 (class Finish_group): Change saw_undefined_ field to size_t.
2248 (Finish_group::Finish_group): Remove saw_undefined and
2249 this_blocker parameters. Change all callers.
2250 (Finish_group::set_saw_undefined): New function.
2251 (Finish_group::set_blocker): New function.
2252 * symtab.h (class Symbol_table): Change saw_undefined to return
2253 size_t. Change saw_undefined_ field to size_t.
2254 * target-select.cc (Set_target_once::do_run_once): New function.
2255 (Target_selector::Target_selector): Initialize set_target_once_
2256 field. Don't initialize lock_ and initialize_lock_ fields.
2257 (Target_selector::instantiate_target): Rewrite.
2258 (Target_selector::set_target): New function.
2259 * target-select.h (class Set_target_once): Define.
2260 (class Target_selector): Update declarations. Make
2261 Set_target_once a friend. Remove lock_ and initialize_lock_
2262 fields. Add set_target_once_ field.
2264 2010-02-10 Ian Lance Taylor <iant@google.com>
2266 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2268 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2269 (queue_middle_tasks): Add all blockers before queueing any tasks.
2270 (queue_final_tasks): Likewise.
2271 * token.h (Task_token::add_blockers): New function.
2272 * object.h (Input_objects::number_of_relobjs): New function.
2274 2010-02-10 Ian Lance Taylor <iant@google.com>
2276 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2277 shared, not if not position independent.
2278 * x86_64.cc (Relocate::relocate_tls): Likewise.
2279 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2280 (tls_pie_pic_test): New target.
2281 * testsuite/Makefile.in: Rebuild.
2283 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2284 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2285 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2286 * testsuite/Makefile.in: Rebuild.
2288 2010-02-09 David S. Miller <davem@davemloft.net>
2290 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2291 R_SPARC_RELATIVE using ->add_local_relative().
2292 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2294 * output.h (Output_data_dynamic::add_section_size): New method
2295 that takes two Output_data objects.
2296 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2297 entry param. Handle it in initializers.
2298 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2299 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2300 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2302 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2303 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2304 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2305 for dynrel_includes_plt.
2306 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2307 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2308 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2310 (Target_sparc::do_finalize_sections): Update to pass true for
2311 dynrel_includes_plt.
2312 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2313 output before .rela.plt
2314 (Target_powerpc::do_finalize_sections): Update to pass true for
2315 dynrel_includes_plt when 32-bit.
2317 2010-02-08 Doug Kwan <dougkwan@google.com>
2319 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2321 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2322 Arm_relobj::scan_section_for_cortex_a8_stubs,
2323 Arm_relobj::do_relocation_section): Instead of calling
2324 Output_section::output_address, use faster
2325 Arm_relobj::simple_input_section_output_address.
2327 2010-02-08 David S. Miller <davem@davemloft.net>
2329 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2330 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2331 relocation helper function.
2333 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2334 just like R_SPARC_GOT{10,13,22}.
2335 (Target_sparc::Scan::local): Likewise.
2336 (Target_sparc::Relocate:relocate): Likewise.
2338 2010-02-06 Ian Lance Taylor <iant@google.com>
2340 * configure.ac: Rewrite targetobjs duplicate removal code to use
2341 only shell constructs.
2342 * configure: Rebuild.
2344 2010-02-05 Doug Kwan <dougkwan@google.com>
2347 * arm.cc (Arm_relobj::section_is_scannable): New method.
2348 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2349 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2351 2010-02-04 Doug Kwan <dougkwan@google.com>
2354 * arm-reloc-property.cc (cstdio): Include.
2355 * configure.ac (targetobjs): Remove duplicates.
2356 * configure: Regenerate.
2357 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2358 big and little endian version for a given address size.
2360 2010-02-03 Doug Kwan <dougkwan@google.com>
2362 * arm-reloc-property.cc
2363 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2365 * arm-reloc-property.h
2366 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2367 New method definition.
2368 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2370 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2372 (GOT_PREL): Change implemented to Y.
2373 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2374 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2375 (Arm_relocate_functions::movw_abs_nc): Remove method.
2376 (Arm_relocate_functions::movt_abs): Ditto.
2377 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2378 (Arm_relocate_functions::thm_movt_abs): Ditto.
2379 (Arm_relocate_functions::movw_rel_nc): Ditto.
2380 (Arm_relocate_functions::movw_rel): Ditto.
2381 (Arm_relocate_functions::movt_rel): Ditto.
2382 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2383 (Arm_relocate_functions:thm_movw_rel): Ditto.
2384 (Arm_relocate_functions:thm_movt_rel): Ditto.
2385 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2386 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2387 New method definitions.
2388 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2389 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2390 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2391 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2392 (Target_arm::Relocate::relocate): Check for non-static or
2393 unimplemented relocation code and exit early. Change calls to
2394 Target_arm::reloc_uses_thumb_bit and
2395 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2396 instead. Refactor code to handle similar relocations to increase
2397 code sharing. Remove check for unsupported relocation code in switch
2399 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2400 relocation property table to find out size. Change error message to
2401 print out the name of a relocation code instead of the numeric value.
2402 (Target_arm::scan_reloc_for_stub): Use relocation property table
2403 instead of calling Target_arm::reloc_uses_thumb_bit().
2405 2010-02-02 Doug Kwan <dougkwan@google.com>
2407 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2408 types of relaxed input section.
2410 2010-02-02 Doug Kwan <dougkwan@google.com>
2412 * Makefile.am (HFILES): Add arm-reloc-property.h.
2414 (TARGETSOURCES): Add arm-reloc-property.cc
2415 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2416 (libgold_a_SOURCES): $(DEFFILES)
2417 * Makefile.in: Regenerate.
2418 * arm-reloc-property.cc: New file.
2419 * arm-reloc-property.h: New file.
2420 * arm-reloc.def: New file.
2421 * arm.cc: Update comments.
2422 (arm-reloc-property.h): New included header.
2423 (arm_reloc_property_table): New global variable.
2424 (Target_arm::do_select_as_default_target): New method definition.
2425 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2426 arm-reloc-property to targ_extra_obj.
2427 * parameters.cc (set_parameters_target): Call
2428 Target::select_as_default_target().
2429 * target.h (Target::select_as_default_target): New method definition.
2430 (Target::do_select_as_default_target): Same.
2432 2010-02-01 Doug Kwan <dougkwan@google.com>
2434 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2435 first_output_text_section_.
2436 (Arm_exidx_fixup::first_output_text_section): New method definition.
2437 (Arm_exidx_fixup::first_output_text_section_): New data member.
2438 (Arm_exidx_fixup::process_exidx_section): Record the first text
2439 output section seen.
2440 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2441 and entsize in output section header.
2443 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2445 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2446 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2447 (Arm_relocate_functions::thm_alu11): New Method.
2448 (Arm_relocate_functions::thm_pc8): New Method.
2449 (Arm_relocate_functions::thm_pc12): New Method.
2450 (Target_arm::Scan::local): Handle the relocations.
2451 (Target_arm::Scan::global): Likewise.
2452 (Target_arm::Relocate::relocate): Likewise.
2453 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2455 2010-01-29 Doug Kwan <dougkwan@google.com>
2457 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2458 of relocation types as ld.
2460 2010-01-29 Doug Kwan <dougkwan@google.com>
2462 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2464 (Arm_relocate_functions::thumb_branch_common): Ditto.
2465 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2466 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2467 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2468 Arm_relocate_functions::jump24): Remove.
2469 (Target_arm::Relocate::relocate): Adjust code to call
2470 Arm_relocation_functions::arm_branch_common and
2471 Arm_relocation_functions::thumb_branch_common instead of their removed
2472 wrappers. Merge switch-cases together to reduce source code size.
2474 2010-01-29 Doug Kwan <dougkwan@google.com>
2476 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2477 output_local_symbol_count_needs_update_.
2478 (Arm_relobj::output_local_symbol_count_needs_update,
2479 Arm_relobj::set_output_local_symbol_count_needs_update,
2480 Arm_relobj::update_output_local_symbol_count): New methods.
2481 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2483 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2484 of pointed function as in a R_ARM_PREL31 relocation.
2485 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2486 for output local symbol count updating.
2487 (Target_arm::do_relax): Update output local symbol counts in objects
2489 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2491 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2493 * arm.cc: Added support for the ARM relocations:
2494 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2495 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2496 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2498 (Arm_relocate_functions::movw_rel): New method.
2499 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2500 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2502 (Arm_relocate_functions::thm_movw_rel): New method.
2503 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2505 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2507 (Target_arm::Scan::global): Likewise.
2508 (Target_arm::Relocate::relocate): Likewise.
2509 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2512 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2514 * arm.cc: Added support for ARM group relocations.
2515 (Target_arm::reloc_needs_sym_origin): New method.
2516 (Arm_relocate_functions::calc_grp_kn): New method.
2517 (Arm_relocate_functions::calc_grp_residual): New method.
2518 (Arm_relocate_functions::calc_grp_gn): New method.
2519 (Arm_relocate_functions::arm_grp_alu): New Method.
2520 (Arm_relocate_functions::arm_grp_ldr): New Method.
2521 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2522 (Arm_relocate_functions::arm_grp_ldc): New Method.
2523 (Target_arm::Scan::local): Handle the ARM group relocations.
2524 (Target_arm::Scan::global): Likewise.
2525 (Target_arm::Relocate::relocate): Likewise.
2526 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2529 2010-01-26 Doug Kwan <dougkwan@google.com>
2531 * arm.cc (set): Include.
2532 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2534 (Arm_output_section::Text_section_list): New type.
2535 (Arm_output_section::append_text_sections_to_list): New method.
2536 (Arm_output_section::fix_exidx_coverage): Ditto.
2537 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2538 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2539 Relobj::set_section_offset() instead of
2540 Sized_relobj::invalidate_section_offset().
2541 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2542 parameter for section headers. Ignore relocation sections for
2543 unallocated sections and EXIDX sections.
2544 (Target_arm::fix_exidx_coverage): New method.
2545 (Target_arm::output_section_address_less_than): New type.
2546 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2547 linked text section instead of the EXIDX section.
2548 (Arm_output_section::create_stub_group): Add an assertion to check
2549 that this is not an EXIDX output section.
2550 (Arm_output_section::append_text_sections_to_list): New method.
2551 (Arm_output_section::fix_exidx_coverage): Ditto.
2552 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2553 Arm_relobj::section_needs_reloc_stub_scanning.
2554 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2556 (Target_arm::fix_exidx_coverage): New method.
2557 * object.h (Relobj::set_output_section): New method.
2558 (Sized_relobj::invalidate_section_offset): Remove method.
2559 (Sized_relobj::do_invalidate_section_offset): Remove method.
2560 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2562 2010-01-25 Doug Kwan <dougkwan@google.com>
2564 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2565 Fix warning due to signed and unsigned comparison on a 32-bit host.
2567 2010-01-22 Doug Kwan <dougkwan@google.com>
2569 * arm.cc (Target_arm::do_relax): Record an output section for section
2570 offset adjustment it contains any stub table that has changed.
2571 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2572 offsets in an output section if necessary.
2573 * output.cc (Output_section::Output_section): Initialize
2574 section_offsets_need_adjustments_.
2575 (Output_section::add_input_section_for_script): Renamed to
2576 Output_section::add_simple_input_section.
2577 (Output_section::save_states): Add a comment.
2578 (Output_section::discard_states): New method defintion.
2579 (Output_section::adjust_section_offsets): Same.
2580 * output.h (Output_section::add_input_section_for_script): Renamed to
2581 Output_section::add_simple_input_section.
2582 (Output_section::discard_states): New method declaration.
2583 (Output_section::adjust_section_offsets): Same.
2584 (Output_section::section_offsets_need_adjustment,
2585 Output_section::set_section_offsets_need_adjustment): New method
2587 (Output_section::section_offsets_need_adjustment_): New data member.
2588 * script-sections.cc
2589 (Output_section_element_input::set_section_address): Adjust code for
2590 renaming of Output_section::add_input_section_for_script.
2591 (Orphan_output_section::set_section_address): Same.
2593 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2595 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2596 Fix_v4bx enum values .
2597 * gold/options.h (General_options): New option definitions.
2598 (General_options::fix_v4bx): New method.
2599 (General_options::Fix_v4bx): New enum.
2600 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2601 (General_options::parse_fix_v4bx_interworking): New method.
2603 2010-01-22 Doug Kwan <dougkwan@google.com>
2605 * arm.cc (Arm_exidx_fixup): New class.
2607 2010-01-21 Doug Kwan <dougkwan@google.com>
2609 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2611 (Arm_exidx_section_offset_map): New type.
2613 2010-01-21 Doug Kwan <dougkwan@google.com>
2615 * arm.cc (Arm_exidx_input_section): New class.
2616 (Arm_relobj::exidx_input_section_by_link,
2617 Arm_relobj::exidx_input_section_by_shndx,
2618 Arm_relobj::make_exidx_input_section): New methods.
2619 (read_arm_attributes_section): Remove.
2620 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2621 information about them.
2622 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2625 2010-01-20 Doug Kwan <dougkwan@google.com>
2627 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2628 Input_section_specifier to Section_id.
2629 (Target_arm::new_arm_input_section: Adjust code for change of key
2631 (Target_arm::find_arm_input_section): Ditto.
2632 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2633 (Section_id): Remove.
2634 (Garbage_collection::Section_id_hash): Remove.
2635 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2636 (Section_id): Remove.
2637 (Icf::Section_id_hash): Remove.
2638 * object.h (Section_id, Const_section_id, Section_id_hash,
2639 Const_section_id_hash): New type definitions.
2640 * output.cc (Output_section::add_relaxed_input_section): Change to
2641 use Const_section_id instead of Input_section_specifier as key type.
2642 (Output_section::add_merge_input_section): Ditto.
2643 (Output_section::build_relaxation_map): Change to use Section_id
2644 instead of Input_section_specifier as key type.
2645 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2647 (Output_section::convert_input_sections_to_relaxed_sections): Change
2648 to use Const_section_id instead of Input_section_specifier as key type.
2649 (Output_section::find_merge_section): Ditto.
2650 (Output_section::find_relaxed_input_section): Ditto.
2651 * output.h (Input_section_specifier): Remove class.
2652 (Output_section::Output_section_data_by_input_section_map): Change
2653 key type to Const_section_id.
2654 (Output_section::Output_relaxed_input_section_by_input_section_map):
2656 (Output_section::Relaxation_map): Change key type to Section_id.
2658 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2660 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2661 (class Arm_v4bx_stub): New class.
2662 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2663 (Stub_factory::make_arm_v4bx_stub): New method.
2664 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2665 (Stub_table::empty): Handle v4bx stubs.
2666 (Stub_table::add_arm_v4bx_stub): New method.
2667 (Stub_table::find_arm_v4bx_stub): New method.
2668 (Arm_relocate_functions::v4bx): New method.
2669 (Target_arm::fix_v4bx): New method.
2670 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2671 (Stub_table::relocate_stubs): Likewise.
2672 (Stub_table::do_write): Likewise.
2673 (Stub_table::update_data_size_and_addralign): Likewise.
2674 (Stub_table::finalize_stubs): Likewise.
2675 (Target_arm::Scan::local): Likewise.
2676 (Target_arm::Scan::global): Likewise.
2677 (Target_arm::do_finalize_sections): Likewise.
2678 (Target_arm::Relocate::relocate): Likewise.
2679 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2681 (Target_arm::scan_reloc_for_stub): Likewise.
2682 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2684 2010-01-19 Ian Lance Taylor <iant@google.com>
2686 * output.cc (Output_section_headers::do_sized_write): Write large
2687 segment count to sh_info field.
2688 (Output_file_header::do_sized_write): For large segment count,
2689 write PN_XNUM to e_phnum field.
2691 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2693 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2694 (Arm_relocate_functions::thm_jump8): New function.
2695 (Arm_relocate_functions::thm_jump11): New function.
2696 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2698 (Target_arm::Scan::global): Likewise.
2699 (Target_arm::Relocate::relocate): Likewise.
2700 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2703 2010-01-14 Doug Kwan <dougkwan@google.com>
2705 * arm.cc (map, utility): Include headers.
2706 (Target_arm::apply_cortex_a8_workaround): New method.
2707 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2708 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2709 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2710 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2711 the --[no-]fix-cortex-a8 command line options.
2712 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2713 (Target_arm::relocate_stub): Use addend in instruction template.
2714 * options.h (DEFINE_bool): Set the user-set flag.
2715 (General_options): Add --[no-]-fix-cortex options.
2716 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2717 : Update fast look-up map after conversion.
2719 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2721 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2722 in the first pass of do_layout.
2724 2010-01-13 Doug Kwan <dougkwan@google.com>
2726 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2727 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2728 apparent compiler problem of not folding static constant integral
2729 data members of elfcpp::Elf_sizes<32>.
2731 2010-01-13 Doug Kwan <dougkwan@google.com>
2733 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2734 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2735 Arm_relobj::scan_section_for_cortex_a8_erratum,
2736 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2737 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2738 sections to scan for relocation stubs into a new method
2739 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2740 relocation and Cortex-A8 stub scanning.
2741 (Target_arm::do_relax): Force stubs to be after stubbed sections
2742 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2743 the beginning of a new relaxation pass. Update a comment.
2744 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2746 2010-01-12 Ian Lance Taylor <iant@google.com>
2748 * target-reloc.h (visibility_error): New inline function.
2749 (relocate_section): Call visibility_error.
2750 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2751 (MOSTLYCLEANFILES): Likewise.
2752 (protected_4_pic.o, protected_3.err): New targets.
2753 * testsuite/protected_4.cc: New file.
2755 2010-01-12 Doug Kwan <dougkwan@google.com>
2757 * arm.cc (Cortex_a8_reloc): New class.
2758 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2759 and cortex_a8_relocs_info_.
2760 (Target_arm::fix_cortex_a8): New method definition.
2761 (Target_arm::Cortex_a8_relocs_info): New type.
2762 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2763 New data member declarations.
2764 (Target_arm::scan_reloc_for_stub): Record information about
2765 relocations for THUMB branches that might be exempted from the
2766 Cortex-A8 workaround.
2767 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2768 at the beginning of a relaxation pass.
2770 2010-01-12 Doug Kwan <dougkwan@google.com>
2772 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2773 (Arm_relobj::Mapping_symbol_position,
2774 Arm_reloj::Mapping_symbol_position_less,
2775 Arm_relobj::Mapping_symbols_info): New types.
2776 (Target_arm::is_mapping_symbol_name): New method definition.
2777 (Arm_relobj::do_count_local_symbols): Save information about mapping
2780 2010-01-11 Doug Kwan <dougkwan@google.com>
2782 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2783 Arm_relocate_functions::thumb32_branch_upper,
2784 Arm_relocate_functions::thumb32_branch_lower,
2785 Arm_relocate_functions::thumb32_cond_branch_offset,
2786 Arm_relocate_functions::thumb32_cond_branch_upper,
2787 Arm_relocate_functions::thumb32_cond_branch_lower,
2788 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2789 branch offset encoding.
2790 (Arm_relocate_functions::thumb_branch_common): Use new branch
2791 offset encoding methods to avoid code duplication.
2792 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2793 (Stub_addend_reader::operator()): Use new branch encoding method
2794 to avoid code duplication.
2796 2010-01-11 Doug Kwan <dougkwan@google.com>
2798 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2799 (Target_arm::do_finalize_sections): Define special EXIDX section
2800 symbols only if referenced.
2801 * gc.h (Garbage_collection::add_reference): New method.
2802 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2805 2010-01-11 Ian Lance Taylor <iant@google.com>
2807 * script.cc (Version_script_info::build_expression_list_lookup):
2808 Change complaing about duplicate wildcard match from error to
2811 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2813 (Version_script_info::Version_script_info): Initialize globs_,
2814 default_version_, default_is_global_, and exact_. Don't
2815 initialize globals_ or locals_.
2816 (Version_script_info::build_lookup_tables): Build local symbols
2818 (Version_script_info::unquote): New function.
2819 (Version_script_info::add_exact_match): New function.
2820 (Version_script_info::build_expression_list_lookup): Remove lookup
2821 parameter. Add is_global parameter. Change all callers. Handle
2822 wildcard pattern specially. Unquote pattern. Call
2824 (Version_script_info::get_name_to_match): New function.
2825 (Version_script_info::get_symbol_version): New function.
2826 (Version_script_info::get_symbol_version_helper): Remove.
2827 (Version_script_info::check_unmatched_names): Call unquote.
2828 * script.h (class Version_script_info): Change get_symbol_version
2829 to be non-inline and add is_global parameter; change all callers.
2830 Rewrite symbol_is_local. Update declarations. Define struct
2831 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2832 Remove globals_ and locals_ members. Add exact_, globs_,
2833 default_version_, is_global_.
2834 (Version_script_info::Glob): Remove pattern, add expression and
2835 is_global. Update constructor. Change all callers.
2836 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2838 (Versions::symbol_section_contents): If a symbol is undefined, or
2839 defined in a dynamic object, set the version index to
2841 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2843 (Symbol_table::add_from_pluginobj): Likewise.
2844 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2846 2010-01-11 Doug Kwan <dougkwan@google.com>
2848 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2849 (incremental_dump_LDADD): Add linking option for libintl.
2850 * Makefile.in: Regenerate.
2852 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2855 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2857 * testsuite/Makefile.in: Regenerated.
2859 2010-01-10 Doug Kwan <dougkwan@google.com>
2861 * options.h (DEFINE_var): Use parentheses around argument varname__
2862 in macro body to avoid any unintended subsequent substitutions.
2864 2010-01-10 Ian Lance Taylor <iant@google.com>
2866 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2867 candidates before doing symbol resolution.
2869 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2870 ODR candidates if only one is weak.
2872 2010-01-08 Ian Lance Taylor <iant@google.com>
2874 * script.cc (Version_script_info::build_expression_list_lookup):
2875 Don't warn about ambiguous version, just record the ambiguity.
2876 (Version_script_info::get_symbol_version_helper): Give error if
2877 version is ambiguous.
2879 2010-01-08 Doug Kwan <dougkwan@google.com>
2881 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2882 prev_data_size_ and prev_addralign_. Remove initializer for
2883 deleted data member has_been_changed_.
2884 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2885 to determine if the table is empty.
2886 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2888 (Stub_table::add_reloc_stub): Define method in class definition
2889 instead of just declaring it there.
2890 (Stub_table::add_cortex_a8_stub): New method definition.
2891 (Stub_table::update_data_size_and_addralign): Ditto.
2892 (Stub_table::finalize_stubs): Ditto.
2893 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2894 (Stub_table::do_addralign_): Return address alignment in the
2895 (Stub_table::do_reset_address_and_file_offset): Define method in
2896 class definition instead of declaring it there. Set current data
2897 size to be the data size of the previous pass.
2898 (Stub_table::set_final_data_size): Use current data size as the
2900 (Stub_table::relocate_stub): Change parameter type of stub from
2901 Reloc_stub pointer to Stub pointer.
2902 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2903 (Stub_table::Cortex_a8_stub_list): New typedef.
2904 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2905 Stub_table::prev_addralign_): New data member.
2906 (Arm_relobj::Arm_relobj): Initialize data member
2907 section_has_cortex_a8_workaround_.
2908 (Arm_relobj::section_has_cortex_a8_workaround,
2909 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2911 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2913 (Target_arm::relocate_stub): Change parameter type of stub from
2914 Reloc_stub pointer to Stub pointer.
2915 (Insn_template::size, Insn_template::alignment): Handle
2916 THUMB16_SPECIAL_TYPE.
2917 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2918 Stub_table::update_data_size_and_addralign,
2919 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2921 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2922 (Stub_table::do_write): Ditto.
2923 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2925 2010-01-08 Ian Lance Taylor <iant@google.com>
2928 * symtab.h (class Symbol): Remove fields is_target_special_ and
2929 has_plt_offset_. Add field is_defined_in_discarded_section_.
2930 (Symbol::is_defined_in_discarded_section): New function.
2931 (Symbol::set_is_defined_in_discarded_section): New function.
2932 (Symbol::has_plt_offset): Rewrite.
2933 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2934 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2935 Don't initialize is_target_special_ or has_plt_offset_.
2936 Initialize is_defined_in_discarded_section_.
2937 (Symbol_table::add_from_relobj): If appropriate, set
2938 is_defined_in_discarded_section.
2939 * resolve.cc (Symbol::override_base_with_special): Don't test
2940 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2941 * target-reloc.h (relocate_section): Do special handling for
2942 symbols defined in discarded sections for global symbols as well
2945 2010-01-08 Ian Lance Taylor <iant@google.com>
2947 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2948 the SHT_SYMTAB case.
2950 2010-01-08 Ian Lance Taylor <iant@google.com>
2952 * object.cc (Sized_relobj::do_layout): Don't get confused if
2953 layout_eh_frame returns NULL.
2955 2010-01-08 Ian Lance Taylor <iant@google.com>
2958 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2959 dynamic symbol table, use the normal symbol table.
2960 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2963 2010-01-08 Ian Lance Taylor <iant@google.com>
2966 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2969 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2971 * version.cc (print_version): Change to "Copyright 2010".
2973 2010-01-08 Ian Lance Taylor <iant@google.com>
2977 * i386.cc (class Target_i386): Change return type of plt_section
2979 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2980 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2981 tls_desc_rel_ field.
2982 (Output_data_plt_i386::rel_tls_desc): New function.
2983 (Target_i386::rel_tls_desc_section): New function.
2984 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2985 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2986 R_386_TLS_DESC reloc in rel_tls_desc_section.
2987 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2988 Define struct Tlsdesc_info.
2989 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2990 (Target_x86_64::do_reloc_symbol_index): New function.
2991 (Target_x86_64::add_tlsdesc_info): New function.
2992 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2993 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2995 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2997 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2998 (Target_x86_64::rela_tlsdesc_section): New function.
2999 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3001 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3002 (Target_x86_64::do_reloc_addend): New function.
3003 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3004 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3005 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3006 (Output_reloc::type): New function.
3007 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3008 (Output_reloc::is_target_specific): New function.
3009 (Output_reloc::target_arg): New function.
3010 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3011 absolute relocs and target specific relocs.
3012 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3013 add_target_specific.
3014 (class Output_data_reloc) [SHT_RELA]: Likewise.
3015 * output.cc (Output_reloc::Output_reloc): Add four new versions
3016 for absolute relocs and target specific relocs.
3017 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3018 (Output_reloc::get_symbol_index): Likewise.
3019 (Output_reloc::local_section_offset): Check that local_sym_index_
3020 is not TARGET_CODE or 0.
3021 (Output_reloc::symbol_value): Likewise.
3022 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3024 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3025 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3027 * layout.cc (add_target_dynamic_tags): Use output section for
3028 DT_PLTRELSZ and DT_JMPREL.
3030 2010-01-07 Ian Lance Taylor <iant@google.com>
3033 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3035 (class Output_data_reloc_generic): Define.
3036 (class Output_data_reloc_base): Change base class to
3037 Output_data_reloc_generic. Change add() method to call
3038 bump_relative_reloc_count for a relative reloc. Remove
3040 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3042 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3043 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3045 * layout.h (class Layout): Update declaration.
3047 2010-01-07 Ian Lance Taylor <iant@google.com>
3049 * output.h (class Output_data): Add const version of
3050 output_section and do_output_section.
3051 (class Output_section_data): Add const version of
3053 (class Output_section): Likewise.
3054 * layout.cc (Layout::add_target_dynamic_tags): New function.
3055 * layout.h (class Layout): Update declarations.
3056 * arm.cc (Target_arm::do_finalize_sections): Use
3057 add_target_dynamic_tags.
3058 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3059 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3060 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3061 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3063 2010-01-07 Ian Lance Taylor <iant@google.com>
3066 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3069 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3070 Ian Lance Taylor <iant@google.com>
3073 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3074 Xindex::read_symtab_xindex.
3076 2010-01-07 Doug Kwan <dougkwan@google.com>
3078 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3079 (Insn_template::thumb16_bcond_insn): New method declaration.
3080 (Insn_template): Fix spelling.
3081 (Stub::thumb16_special): New method declaration.
3082 (Stub::do_write): Define virtual method which was previously pure
3084 (Stub::do_thumb16_special): New method declaration.
3085 (Stub::do_fixed_endian_write): New template member.
3086 (Reloc_stub::do_write): Remove.
3087 (Reloc_stub::do_fixed_endian_write): Remove.
3088 (Cortex_a8_stub): New class definition.
3089 (Stub_factory::make_cortex_a8_stub): New method definition.
3090 (Stub_factory::Stub_factory): Add missing static storage class
3091 qualifier for elf32_arm_stub_a8_veneer_blx.
3093 2010-01-07 Ian Lance Taylor <iant@google.com>
3096 * options.h (class General_options): Add --warn-unresolved-symbols
3097 and --error-unresolved-symbols.
3098 * errors.cc (Errors::undefined_symbol): Implement
3099 --warn-unresolved-symbols.
3101 * options.h (class General_options): Add -z text and -z textoff.
3102 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3104 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3106 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3107 (Garbage_collection::cident_sections): New function.
3108 (Garbage_collection::add_cident_section): New function.
3109 (Garbage_collection::cident_sections_): New member.
3110 (gc_process_relocs): Add references to sections whose names are C
3112 * gold.h (cident_section_start_prefix): New constant.
3113 (cident_section_stop_prefix): New constant.
3114 (is_cident): New function.
3115 * layout.cc (Layout::define_section_symbols): Replace string constants
3116 with the newly defined constants.
3117 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3119 * testsuite/Makefile.am: Add gc_orphan_section_test.
3120 * testsuite/Makefile.in: Regenerate.
3121 * testsuite/gc_orphan_section_test.cc: New file.
3122 * testsuite/gc_orphan_section_test.sh: New file.
3124 2010-01-06 Ian Lance Taylor <iant@google.com>
3127 * options.h (class General_options): Add --warn-shared-textrel.
3128 * layout.cc (Layout::finish_dynamic_section): Implement
3129 --warn-shared-textrel.
3132 * options.h (class General_options): Add --warn-multiple-gp.
3134 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3136 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3137 $(THREADSLIB) and $(LIBDL).
3138 * Makefile.in: Rebuild.
3140 2010-01-06 Ian Lance Taylor <iant@google.com>
3143 * options.cc (General_options::parse_section_start): New function.
3144 (General_options::section_start): New function.
3145 (General_options::General_options): Initialize all members.
3146 * options.h: Include <map>
3147 (class General_options): Add --section-start. Add section_starts_
3149 * layout.cc (Layout::attach_allocated_section_to_segment): If
3150 --section-start was used, set the address of the segment. Remove
3151 local sort_sections.
3152 (Layout::relaxation_loop_body): If the address of the load segment
3153 has been set by --section-start, don't use it.
3154 * output.h (Output_segment::update_flags_for_output_section): New
3156 * output.cc (Output_segment::add_output_section): Call
3157 update_flags_for_output_section.
3159 2010-01-05 Ian Lance Taylor <iant@google.com>
3162 * options.h (class General_options): Add --undefined-version.
3163 * script.cc (struct Version_expression): Add was_matched_by_symbol
3165 (Version_script_info::matched_symbol): New function.
3166 (Version_script_info::get_symbol_version_helper): Call
3168 (Version_script_info::check_unmatched_names): New function.
3169 * script.h (class Version_script_info): Update declarations.
3170 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3172 * options.h (class General_options): Use DEFINE_bool_alias for
3173 allow_multiple_definition.
3174 * resolve.cc (Symbol_table::should_override): Don't test
3175 allow_multiple_definition.
3178 * options.h (class General_options): Add --cref.
3179 * main.cc (main): Print cref table if --cref. Don't close mapfile
3180 until after printing cref table.
3181 * cref.cc: Include "symtab.h".
3182 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3183 (Cref_table_compare::operator()): New function.
3184 (Cref_inputs::gather_cref): New function.
3185 (filecol): New static const.
3186 (Cref_inputs::print_cref): New function.
3187 (Cref::print_cref): New function.
3188 * cref.h: Include <cstdio>.
3189 (class Cref): Update declarations.
3190 * mapfile.h (Mapfile::file): New function.
3191 * object.h (class Object): Define Symbols. Declare virtual
3192 do_get_global_symbols.
3193 (Object::get_global_symbols): New function.
3194 * object.cc (Input_objects::add_object): Pass object to cref_ if
3196 (Input_objects::archive_start): Likewise.
3197 (Input_objects::archive_stop): Likewise.
3198 (Input_objects::print_cref): New function.
3199 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3200 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3202 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3204 * plugin.h (class Sized_pluginobj): Update declarations.
3206 2010-01-05 Ian Lance Taylor <iant@google.com>
3208 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3209 to is_default_version. Rename insdef to insdefault.
3210 (Symbol_table::add_from_relobj): Rename def to is_default_version
3211 and local to is_forced_local.
3212 (Symbol_table::add_from_pluginobj): Likewise.
3213 (Symbol_table::add_from_dynobj): Likewise.
3214 (Symbol_table::define_special_symbol): Rename insdef to
3217 2010-01-04 Ian Lance Taylor <iant@google.com>
3220 * options.h (class General_options): Add
3221 --allow-multiple-definition and -z muldefs.
3222 * resolve.cc (Symbol_table::should_override): Don't warn about a
3223 multiple symbol definition if --allow-multiple-definition or -z
3227 * options.h (class General_options): Add --add-needed and
3228 --copy-dt-needed-entries. Tweak --as-needed help entry.
3229 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3230 error if --copy-dt-needed-entries aka --add-needed is used and
3231 would cause a change in behaviour.
3234 * options.h (class General_options): Add -G as a short version of
3235 --shared. Add no-op options -assert, -g, and -i.
3237 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3239 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3240 check for .text or .gnu.linkonce.t sections.
3241 * icf.cc (Icf::find_identical_sections): Ditto.
3242 Change the detection for mangled function name within the section
3244 * icf.h (is_section_foldable_candidate): New function.
3246 2009-12-30 Ian Lance Taylor <iant@google.com>
3249 * options.h (class General_options): Permit two dashes with
3250 --retain-symbols-file.
3252 2009-12-30 Ian Lance Taylor <iant@google.com>
3255 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3256 don't put the file header and segment headers in the text
3260 * common.cc (Sort_commons::operator()): Stabilize sort when both
3262 (Symbol_table::do_allocate_commons_list): When allocating common
3263 symbols, skip a symbol which is no longer common.
3264 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3265 an object before checking its type.
3266 * testsuite/common_test_2.c: New file.
3267 * testsuite/common_test_3.c: New file.
3268 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3269 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3270 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3271 (common_test_2_pic.o, common_test_2.so): New targets.
3272 (common_test_3_pic.o, common_test_3.so): New targets.
3273 * testsuite/Makefile.in: Rebuild.
3276 * script.cc (read_input_script): If we see a new SECTIONS clause,
3277 and we have added an input section, give an error.
3278 * layout.h (class Layout): Add have_added_input_section function.
3279 Add have_added_input_section_ field.
3280 * layout.cc (Layout::Layout): Initialize
3281 have_added_input_section_.
3282 (Layout::layout): Set have_added_input_section_.
3283 (Layout::layout_eh_frame): Likewise.
3285 2009-12-30 Ian Lance Taylor <iant@google.com>
3288 * options.h (class General_options): Add --sort-common option.
3289 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3290 * common.cc (Sort_common): Add sort_order parameter to
3291 constructor. Add sort_order_ field.
3292 (Sort_commons::operator): Check sort_order_.
3293 (Symbol_table::allocate_commons): Determine the sort order.
3294 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3296 (Symbol_table::do_allocate_commons_list): Likewise.
3298 2009-12-30 Ian Lance Taylor <iant@google.com>
3301 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3302 symbols from this object, don't change the visibility of an
3304 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3306 2009-12-30 Ian Lance Taylor <iant@google.com>
3309 * script.h (class Version_script_info): Define Language enum.
3310 Update declarations. Define Glob, Exact, and Lookup types. Add
3311 new fields globals_, locals_, and is_finalized_.
3312 * script.cc: Various formatting fixes.
3313 (class Parser_closure): Change language_stack_ from a vector of
3314 std::string to one of Version_script_info::Language. Adjust all
3316 (class Lazy_demangler): Remove.
3317 (struct Version_expression): Change language from std::string to
3318 Version_script_info::Language.
3319 (Version_script_info::Version_script_info): New function.
3320 (Version_script_info::~Version_script_info): Don't call clear.
3321 (Version_script_info::finalize): New function.
3322 (Version_script_info::build_lookup_tables): New function.
3323 (Version_script_info::build_expression_list_lookup): New
3325 (Version_script_info::get_symbol_version_helper): Rewrite to use
3327 (Version_script_info::print_expression_list): Adjust to use
3328 Version_script_info::Language.
3329 (script_push_lex_into_version_mode): Check that the version script
3330 has not been finalized.
3331 (version_script_push_lang): Change language string to
3332 Version_script_info::Language.
3333 * options.cc (Command_line::version_script): New function.
3334 * options.h (class General_options): Add finalize_dynamic_list
3335 function. Change version_script from declaration to definition.
3336 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3337 * testsuite/version_script.map: Remove duplicate def of foo.
3338 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3340 * testsuite/Makefile.in: Rebuild.
3342 2009-12-30 Ian Lance Taylor <iant@google.com>
3345 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3346 if the input symbol index is 0, make the output symbol index 0.
3348 2009-12-30 Ian Lance Taylor <iant@google.com>
3351 * options.h (class General_options): Add -x/--discard-all.
3352 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3353 --discard-all. If the local symbol needs a dynamic entry, check
3354 that before handling --discard-locals.
3356 2009-12-30 Ian Lance Taylor <iant@google.com>
3359 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3361 (Output_segment::add_output_section): Don't change the flags if
3365 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3366 GNU hash table if they need a dynamic value. Otherwise, don't add
3367 them if they are defined in a dynamic object or are forced local.
3369 2009-12-29 Ian Lance Taylor <iant@google.com>
3372 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3373 .gnu.hash table for a 32-bit target.
3376 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3377 regular and a dynamic object only needs a dynamic symbol table
3378 entry if it is externally visible.
3381 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3382 constructor. Add global_offset_table_ field.
3383 (Target_i386::got_section): Set global_offset_table_.
3384 (Target_i386::do_finalize_sections): Set global_offset_table_
3386 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3387 in constructor. Add global_offset_table_ field.
3388 (Target_x86_64::got_section): Set global_offset_table_.
3389 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3392 * layout.cc (Layout::Layout): Initialize increase_relro_.
3393 (Layout::get_output_section): Add is_relro, is_last_relro, and
3394 is_first_non_relro parameters. Change all callers.
3395 (Layout::choose_output_section): Likewise.
3396 (Layout::add_output_section_data): Likewise.
3397 (Layout::make_output_section): Likewise.
3398 (Layout::set_segment_offsets): Clear increase_relro when using a
3400 * layout.h (class Layout): Add increase_relro method. Add
3401 increase_relro_ field. Update declarations.
3402 * output.cc (Output_section::Output_section): Initialize
3403 is_last_relro_ and is_first_non_relro_.
3404 (Output_segment::add_output_section): Group relro sections is
3405 do_sort is true. Handle is_last_relro and is_first_non_relro.
3406 (Output_segment::maximum_alignment): Remove relro handling.
3407 (Output_segment::set_section_addresses): Add increase_relro
3408 parameter. Change all callers. Add initial alignment to align
3409 relro sections on separate page. Remove old relro handling.
3410 (Output_segment::set_section_list_addresses): Remove in_relro
3411 parameter. Change all callers.
3412 (Output_segment::set_offset): Add increase parameter. Change all
3413 callers. Remove old relro handling.
3414 * output.h (class Output_section): Add new methods: is_last_relro,
3415 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3416 Add is_last_relro_ and is_first_non_relro_ fields.
3417 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3418 Create separate .got.plt section. Call increase_relro.
3419 * x86_64.cc (Target_x86_64::got_section): Likewise.
3420 * testsuite/relro_script_test.t: Add .got.plt.
3423 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3424 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3425 (Layout::finalize): Call set_dynamic_symbol_size.
3426 (Layout::set_dynamic_symbol_size): New function.
3427 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3428 set_dynamic_symbol_size.
3431 * output.h (class Output_section): Add is_entsize_zero_ field.
3432 * output.cc (Output_section::Output_section): Initialize
3434 (Output_section::set_entsize): If two different entsizes are
3435 requested, force it to zero.
3436 (Output_section::add_input_section): Set flags for .debug_str
3437 before updating section flags. Set entsize.
3438 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3439 and SHF_STRING if all input sections have those flags.
3441 2009-12-29 Rafael Espindola <espindola@google.com>
3443 * main.cc (main): Fix the sys time reporting.
3444 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3447 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3449 * options.cc (General_options::parse_version): Allow -v to exit
3450 without an error if there is nothing to link.
3452 2009-12-29 Ian Lance Taylor <iant@google.com>
3454 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3455 using a version of gcc before 4.1.
3456 * configure: Rebuild.
3458 2009-12-28 Chris Demetriou <cgd@google.com>
3460 * attributes.cc (Output_attributes_section_data::do_write): Use
3461 std::vector::front rather than std::vector::data.
3463 2009-12-28 Ian Lance Taylor <iant@google.com>
3465 * symtab.h (class Symbol_table): Add enum Defined.
3466 * resolve.cc (Symbol_table::should_override): Add defined
3467 parameter. Change all callers. Test whether object is NULL
3468 before calling a method on it.
3469 (Symbol_table::report_resolve_problem): Add defined parameter.
3471 (Symbol_table::should_override_with_special): Likewise.
3472 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3473 parameter. Change all callers.
3474 (Symbol_table::do_define_in_output_data): Likewise.
3475 (Symbol_table::define_in_output_segment): Likewise.
3476 (Symbol_table::do_define_in_output_segment): Likewise.
3477 (Symbol_table::define_as_constant): Likewise.
3478 (Symbol_table::do_define_as_constant): Likewise.
3479 * script.h (class Symbol_assignment): Add is_defsym parameter to
3480 constructor; change all callers.
3481 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3482 parameter. Change all callers. Add is_defsym_ field.
3483 (class Parser_closure): Add parsing_defsym parameter to
3484 constructor; change all callers. Add parsing_defsym accessor
3485 function. Add parsing_defsym_ field.
3487 2009-12-28 Ian Lance Taylor <iant@google.com>
3489 * gold.cc (queue_middle_tasks): Fix formatting.
3490 * object.cc (Relobj::is_section_name_included): Likewise.
3492 2009-12-23 Ian Lance Taylor <iant@google.com>
3494 * i386.cc (Target_i386::do_calls_non_split): Recognize
3495 -fsplit-stack prologue for a function with a static chain.
3496 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3497 -fsplit-stack prologue when using %r11.
3499 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3501 * options.cc (General_options::parse_version): Make -v continue and do
3502 the link like GNU ld does.
3504 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3506 * Makefile.am (CCFILES): Add timer.cc.
3507 (HFILES): Add timer.h.
3508 * configure.ac: Check for sysconf and times.
3509 * main.cc: include timer.h.
3510 (main): Use Timer instead of get_run_time.
3513 * workqueue.cc: include timer.h.
3514 (Workqueue::find_and_run_task):
3515 Report user, sys and wall time.
3516 * Makefile.in: Regenerate.
3517 * config.in: Regenerate.
3518 * configure: Regenerate.
3520 2009-12-16 Doug Kwan <dougkwan@google.com>
3522 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3524 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3525 relaxed input sections.
3526 * output.cc (Output_section::find_relaxed_input_section): Change
3527 return type to Output_relaxed_input_section pointer. Adjust code
3528 for new type of relaxed_input_section_map_.
3529 * output.h (Output_section::find_relaxed_input_section): Change
3530 return type to Output_relaxed_input_section pointer.
3531 (Output_section::Output_relaxed_input_section_by_input_section_map):
3533 (Output_section::relaxed_input_section_map_): Change type to
3534 Output_section::Output_relaxed_input_section_by_input_section_map.
3535 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3538 2009-12-15 Ian Lance Taylor <iant@google.com>
3540 * layout.cc (Layout::create_shstrtab): Only write out after input
3541 sections if we are compressing debug sections.
3543 2009-12-15 Ian Lance Taylor <iant@google.com>
3545 * archive.cc (Archive::add_symbols): Only look up a symbol without
3546 a version if there is, in fact, a version.
3548 2009-12-14 Ian Lance Taylor <iant@google.com>
3550 Revert -Wshadow changes, all changes from:
3551 2009-12-11 Doug Kwan <dougkwan@google.com>
3552 2009-12-11 Nick Clifton <nickc@redhat.com>
3553 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3555 2009-12-11 Doug Kwan <dougkwan@google.com>
3557 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3559 * attributes.cc (Object_attribute::size): Ditto.
3560 (Attributes_section_data::size): Ditto.
3561 (Attributes_section_data::Attributes_section_data): Ditto.
3562 (Output_attributes_section_data::do_write): Ditto.
3563 * attributes.h (Object_attribute::set_type): Ditto.
3564 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3566 2009-12-11 Nick Clifton <nickc@redhat.com>
3568 * archive.cc: Fix shadowed variable warnings.
3570 * compressed_output.cc: Likewise.
3571 * compressed_output.h: Likewise.
3572 * configure: Likewise.
3573 * dwarf_reader.cc: Likewise.
3574 * dynobj.cc: Likewise.
3575 * dynobj.h: Likewise.
3576 * ehframe.cc: Likewise.
3577 * ehframe.h: Likewise.
3578 * errors.cc: Likewise.
3579 * expression.cc: Likewise.
3580 * fileread.cc: Likewise.
3581 * fileread.h: Likewise.
3582 * freebsd.h: Likewise.
3583 * i386.cc: Likewise.
3585 * incremental.h: Likewise.
3586 * layout.cc: Likewise.
3587 * layout.h: Likewise.
3588 * mapfile.cc: Likewise.
3589 * merge.cc: Likewise.
3590 * merge.h: Likewise.
3591 * object.cc: Likewise.
3592 * object.h: Likewise.
3593 * options.h: Likewise.
3594 * output.cc: Likewise.
3595 * output.h: Likewise.
3596 * parameters.cc: Likewise.
3597 * plugin.cc: Likewise.
3598 * powerpc.cc: Likewise.
3599 * reduced_debug_output.cc: Likewise.
3600 * reduced_debug_output.h: Likewise.
3601 * reloc.cc: Likewise.
3602 * reloc.h: Likewise.
3603 * resolve.cc: Likewise.
3604 * script-sections.cc: Likewise.
3605 * script.cc: Likewise.
3606 * script.h: Likewise.
3607 * sparc.cc: Likewise.
3608 * symtab.cc: Likewise.
3609 * symtab.h: Likewise.
3610 * target-select.cc: Likewise.
3611 * target-select.h: Likewise.
3612 * token.h: Likewise.
3613 * workqueue.cc: Likewise.
3614 * workqueue.h: Likewise.
3615 * x86_64.cc: Likewise.
3617 2009-12-10 Doug Kwan <dougkwan@google.com>
3619 * arm.cc (attributes.h): New include.
3620 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3621 (Arm_relobj::~Arm_relobj): Delete object pointed by
3622 attributes_section_data_.
3623 (Arm_relobj::attributes_section_data): New method definition.
3624 (Arm_relobj::attributes_section_data_): New data member declaration.
3625 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3626 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3627 attributes_section_data_.
3628 (Arm_dynobj::attributes_section_data): New method definition.
3629 (Arm_dynobj::attributes_section_data_): New data member declaration.
3630 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3631 initialization value of may_use_blx_ to false.
3632 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3633 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3634 object attributes to compute results instead of hard-coding.
3635 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3636 Target_arm::get_secondary_compatible_arch,
3637 Target_arm::set_secondary_compatible_arch
3638 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3639 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3640 New method declarations.
3641 (Target_arm::get_aeabi_object_attribute): New method definition.
3642 (Target_arm::attributes_section_data_): New data member declaration.
3643 (read_arm_attributes_section): New template definition.
3644 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3645 (Arm_dynobj::do_read_symbols): Ditto.
3646 (Target_arm::do_finalize_sections): Merge attributes sections from
3647 input. Check for BLX use after attributes section merging.
3648 Fix __exidx_start and __exidx_end visibility. Create an
3649 .ARM.attributes section if necessary.
3650 (Target_arm::get_secondary_compatible_arch,
3651 Target_arm::set_secondary_compatible_arch,
3652 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3653 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3654 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3655 New method definitions.
3657 2009-12-09 Ian Lance Taylor <iant@google.com>
3659 * plugin.cc (Plugin::load): Don't cast from void* to a function
3662 2009-12-09 Ian Lance Taylor <iant@google.com>
3664 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3667 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3669 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3670 Replace two_file_shared_1.so with two_file_shared_2.so.
3671 * testsuite/Makefile.in: Regenerated.
3673 2009-12-08 Doug Kwan <dougkwan@google.com>
3675 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3676 (HFILES): Add attributes.h and int_encoding.h.
3677 * Makefile.in: Regenerate.
3678 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3679 function definitions to int_encoding.cc
3680 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3681 prototypes to int_encoding.h
3682 * reduced_debug_output.cc (int_encoding.h): New include.
3683 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3684 function definitions to int_encoding.cc
3685 (insert_into_vector, read_from_pointer): Move template definitions to
3687 * attributes.cc: New file.
3688 * attributes.h: New file.
3689 * int_encoding.cc: New file.
3690 * int_encoding.h: New file.
3692 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3695 * incremental-dump.cc (dump_incremental_inputs): New.
3696 (main): Use dump_incremental_inputs.
3698 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3701 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3702 checking elfcpp::STT_FUNC.
3703 (Target_i386::Relocate::relocate): Likewise.
3704 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3706 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3707 symbols from shared libraries into normal FUNC symbols.
3709 * symtab.h (Symbol): Add is_func and use it.
3711 2009-12-05 Doug Kwan <dougkwan@google.com>
3713 * arm.cc (Target_arm::arm_info): Initialize new fields
3714 attributes_section and attributes_vendor.
3715 * i386.cc (Target_i386::i386_info): Same.
3716 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3717 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3718 fields attributes_section and attributes_vendor.
3719 * sparc.cc (Target_sparc::sparc_info): Same.
3720 * target.h (Target::attributes_section, Target::attributes_vendor,
3721 Target::is_attributes_section, Target::attribute_arg_type,
3722 Target::attributes_order): New method definitions.
3723 (Target::Target_info::attributes_section,
3724 Target::Target_info::attributes_vendor): New fields.
3725 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3726 virtual method definitions.
3727 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3728 attributes_section and attributes_vendor.
3729 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3731 2009-12-05 Doug Kwan <dougkwan@google.com>
3733 * arm.cc: Update comments about interworking and stub generation.
3734 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3735 considered as non-PIC.
3736 (Arm_relocate_functions::base_abs): Fix formatting.
3737 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3738 of function to use GOT entry address instead of offset.
3739 (Target_arm::Scan::global): Issue an error if a symbol would need a
3740 PLT does not get one because it is untyped. Remove code to create
3741 dynamic symbols for relative branches.
3742 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3743 takes unsigned integer instead of boolean.
3745 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3747 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3748 (two_file_test_LDADD): Likewise.
3749 (common_test_1_LDADD): Likewise.
3750 (exception_test_LDADD) Likewise.
3751 (weak_test_LDADD): Likewise.
3752 (many_sections_test_LDADD): Likewise.
3753 (initpri1_LDADD): Likewise.
3754 (script_test_1_LDADD): Likewise.
3755 (script_test_2_LDADD): Likewise.
3756 (justsyms_LDADD): Likewise.
3757 (binary_test_LDADD): Likewise.
3758 (large_LDADD): Likewise.
3759 * testsuite/Makefile.in: Regenerated.
3761 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3763 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3764 (Symbol_table::override_with_special): Likewise.
3765 (Symbol_table::add_from_object): Likewise.
3767 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3769 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3770 Don't set the data_offset twice.
3772 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3774 * testsuite/Makefile.in: Regenerate.
3776 2009-12-03 Doug Kwan <dougkwan@google.com>
3778 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3779 (Target_arm::do_finalize_sections): Add parameter for symbol table
3780 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3781 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3782 parameter for symbol table pointer.
3783 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3784 an additional parameter for a pointer to symbol table.
3785 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3786 parameter for a symbol table pointer.
3787 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3788 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3790 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3791 parameter for a symbol table pointer.
3793 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3795 * incremental.cc (Incremental_inputs_header)
3796 (Incremental_inputs_header_write, Incremental_inputs_entry)
3797 (Incremental_inputs_entry_write): Move ...
3798 * incremental.h (Incremental_inputs_header)
3799 (Incremental_inputs_header_write, Incremental_inputs_entry)
3800 (Incremental_inputs_entry_write): here.
3802 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3804 * incremental.cc (make_sized_incremental_binary): Set the target.
3805 Error if it is incompatible.
3806 * output.h (Output_file): Add filename method.
3808 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3810 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3811 from the get_* methods.
3813 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3815 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3816 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3817 Write 0 for the data_offset of scripts.
3819 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3821 * testsuite/Makefile.am: Add the incremental_test.sh test.
3822 * testsuite/incremental_test.sh: New.
3823 * testsuite/incremental_test_1.c: New.
3824 * testsuite/incremental_test_2.c: New.
3826 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3828 * incremental-dump.cc (main): Fix typos.
3830 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3833 * incremental-dump.cc (main): Use llu to print 64 bit values.
3835 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3836 H.J. Lu <hongjiu.lu@intel.com>
3838 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3840 (incremental_dump_LDADD): Likewise.
3841 * Makefile.in: Regenerated.
3843 2009-11-25 Doug Kwan <dougkwan@google.com>
3847 2009-11-25 Doug Kwan <dougkwan@google.com>
3849 * arm.cc (Target_arm::Target_arm): Move method definition
3850 outside of class definition. Add code to handle
3851 --target1-rel, --target1-abs and --target2= options.
3852 (Target_arm::get_reloc_reloc_type): Change method to be
3853 non-static and const.
3854 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3855 New data member declaration.
3856 (Target_arm::Scan::local, Target_arm::Scan::global,
3857 Target_arm::Relocate::relocate,
3858 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3859 Adjust call to Target_arm::get_real_reloc_type.
3860 (Target_arm::get_real_reloc_type): Use command line options
3861 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3862 * options.h (--target1-rel, --target1-abs, --target2): New
3865 2009-11-25 Doug Kwan <dougkwan@google.com>
3867 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3868 class definition. Add code to handle --target1-rel, --target1-abs
3869 and --target2= options.
3870 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3872 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3874 (Target_arm::Scan::local, Target_arm::Scan::global,
3875 Target_arm::Relocate::relocate,
3876 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3877 call to Target_arm::get_real_reloc_type.
3878 (Target_arm::get_real_reloc_type): Use command line options to
3879 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3880 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3883 2009-11-25 Doug Kwan <dougkwan@google.com>
3885 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3886 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3887 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3889 (Arm_relocate_functions::thm_call): Replace body with a call to
3890 Arm_relocate_functions::thumb_branch_common.
3891 (Arm_relocate_functions::thm_jump24,
3892 Arm_relocate_functions::thm_xpc22): New method definitions.
3893 (Arm_relocate_functions::thumb_branch_common): New method definition.
3894 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3896 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3897 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3899 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3901 * Makefile.am: Build incremental-dump
3902 * Makefile.in: Regenerate.
3903 * incremental-dump.cc: New.
3904 * incremental.cc (Incremental_inputs_header_data,
3905 Incremental_inputs_entry_data): Move to incremental.h
3906 * incremental.h: (Incremental_inputs_header_data,
3907 Incremental_inputs_entry_data): Move from incremental.cc
3909 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3911 * incremental.cc (Incremental_inputs_header,
3912 Incremental_inputs_header_write, Incremental_inputs_entry,
3913 Incremental_inputs_entry_write): Add a typedef with the data type.
3915 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3917 * incremental.cc (Incremental_inputs_header,
3918 Incremental_inputs_header_write, Incremental_inputs_entry,
3919 Incremental_inputs_entry_write): Update comment about which
3920 type has the filed descriptions.
3922 2009-11-15 Doug Kwan <dougkwan@google.com>
3924 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3925 (Arm_relocate_functions::arm_branch_common): Change method defintion
3926 in class definition to a method declaration and update list of formal
3928 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3929 Arm_relocation_functions::jump24): Adjust call to
3930 Arm_relocate_functions::arm_branch_common. Update list of formal
3932 (Arm_relocate_functions::xpc25): New method definition.
3933 (Arm_relocate_functions::arm_branch_common): Move method defintion
3934 out from class definition. Use stubs for mode-switching and extending
3936 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3937 specially. Change code to enable use of stubs in ARM branches.
3939 2009-11-10 Doug Kwan <dougkwan@google.com>
3941 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3942 in method declaration.
3943 (Target_arm::relocate_stub): New method declaration.
3944 (Target_arm::default_target): Change to return a pointer instead of
3946 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3947 Target_arm::default_target.
3948 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3950 (Target_arm::relocate_section): Adjust view.
3951 (Target_arm::relocate_stub): New method definition.
3953 2009-11-10 Doug Kwan <dougkwan@google.com>
3955 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3957 * incremental.cc (open_incremental_binary): Initialized local
3958 variables to avoid warnings.
3959 * object.cc (make_elf_object): Ditto.
3960 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3963 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3966 * testsuite/plugin_test.c: Include "config.h".
3968 2009-11-09 Doug Kwan <dougkwan@google.com>
3970 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3971 (arm_symbol_value): Remove.
3972 (Arm_relocate_functions::arm_branch_common,
3973 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3974 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3975 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3976 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3977 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3978 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3979 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3980 Arm_relocate_functions::thm_mobw_abs_nc,
3981 Arm_relocate_functions::thm_mov_abs,
3982 Arm_relocate_functions::movw_prel_nc,
3983 Arm_relocate_functions::thm_movt_abs,
3984 Arm_relocate_functions::movt_prel,
3985 Arm_relocate_functions::thm_movw_prel_nc,
3986 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3987 (Target_arm::Relocate::relocate): Only decompose address into two
3988 parts if relocation type uses the thumb-bit and pass the actual
3989 bit instead of a flag indicating that the thumb-bit is used. Adjust
3990 calls to methods in Arm_relocate_functions for this change.
3992 2009-11-08 Ian Lance Taylor <iant@google.com>
3995 * reloc.cc: Instantiate
3996 Sized_relobj::initialize_input_to_output_maps and
3997 Sized_relobj:free_input_to_output_maps.
3999 2009-11-06 Ian Lance Taylor <iant@google.com>
4002 * defstd.cc (in_segment): Set only_if_ref true for "end".
4004 2009-11-06 Doug Kwan <dougkwan@google.com>
4006 * arm.cc (class Reloc_stub): Correct a comment.
4007 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4008 (Target_arm::scan_section_for_stubs): New method declaration.
4009 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4010 Change methods from private to protected.
4011 (Target_arm::do_may_relax): New method definition.
4012 (Target_arm::do_relax, Target_arm::group_sections,
4013 Target_arm::scan_reloc_for_stub,
4014 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4015 (Target_arm::arm_input_section_map_): New data member declaration.
4016 (Target_arm::scan_reloc_for_stub,
4017 Target_arm::scan_reloc_section_for_stubs,
4018 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4019 Target_arm::do_relax): New method definitions.
4021 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4023 * configure.ac: Check for (struct stat)::st_mtim
4024 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4025 * config.in: Regenerate.
4026 * configure: Regenerate.
4028 2009-11-05 Ian Lance Taylor <iant@google.com>
4031 * output.cc (Output_segment::add_output_section): Add missing
4034 2009-11-04 Ian Lance Taylor <iant@google.com>
4037 * object.h (class Object): Add is_needed and set_is_needed
4038 methods. Add is_needed_ field. Make bool fields into bitfields.
4039 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4040 defined in a dynamic object and referenced by a regular object,
4041 set is_needed for the dynamic object.
4042 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4043 if the file is marked with as_needed and it is not needed.
4045 2009-11-04 Ian Lance Taylor <iant@google.com>
4048 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4049 tags if data is discarded by linker script.
4050 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4051 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4052 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4053 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4055 2009-11-04 Ian Lance Taylor <iant@google.com>
4057 * layout.cc (Layout::get_output_section): Add is_interp and
4058 is_dynamic_linker_section parameters. Change all callers.
4059 (Layout::choose_output_section): Likewise.
4060 (Layout::make_output_section): Likewise.
4061 (Layout::add_output_section_data): Add is_dynamic_linker_section
4062 parameter. Change all callers.
4063 * layout.h (class Layout): Update declarations.
4064 * output.h (class Output_section): Add is_interp, set_is_interp,
4065 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4066 Add is_interp_, is_dynamic_linker_section_ fields. Change
4067 generate_code_fills_at_write_ to a bitfield.
4068 * output.cc (Output_section::Output_sections): Initialize new
4070 (Output_segment::add_output_section): Add do_sort parameter.
4073 2009-11-03 Ian Lance Taylor <iant@google.com>
4076 * options.h (class General_options): Add --warn-common.
4077 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4078 merging two common symbols.
4079 (Symbol_table::should_override): Handle --warn-common when merging
4080 a common symbol with a defined symbol. Use report_resolve_problem
4081 for multiple definitions.
4082 (Symbol_table::report_resolve_problem): New function.
4083 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4085 2009-11-03 Doug Kwan <dougkwan@google.com>
4087 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4089 (Target_arm::stub_factory): New method definition.
4090 (Target_arm::new_arm_input_section,
4091 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4092 Target_arm::reloc_uses_thumb_bit): New method declarations.
4093 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4094 New type definitions.
4095 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4096 member declarations.
4097 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4098 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4099 New method definitions.
4101 2009-11-03 Ian Lance Taylor <iant@google.com>
4103 * options.h (class General_options): Add --warn_constructors.
4105 2009-11-03 Ian Lance Taylor <iant@google.com>
4108 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4109 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4111 2009-11-03 Ian Lance Taylor <iant@google.com>
4114 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4115 --msgid-bugs-address.
4116 (install-pdf): New target.
4117 (install-data_yes): Look up one directory to find mkinstalldirs.
4119 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4121 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4124 2009-10-30 Doug Kwan <dougkwan@google.com>
4126 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4128 2009-10-30 Doug Kwan <dougkwan@google.com>
4130 * arm.cc (Stub_addend_reader): New struct template definition
4131 and partial specializations.
4132 (Stub_addend_reader::operator()): New method definition for a
4133 partially specialized template.
4135 2009-10-30 Doug Kwan <dougkwan@google.com>
4137 * arm.cc (Arm_relobj::processor_specific_flags): New method
4139 (Arm_relobj::do_read_symbols): New method declaration.
4140 (Arm_relobj::processor_specific_flags_): New data member declaration.
4141 (Arm_dynobj): New class definition.
4142 (Target_arm::do_finalize_sections): Add input_objects parameter.
4143 (Target_arm::do_adjust_elf_header): New method declaration.
4144 (Target_arm::are_eabi_versions_compatible,
4145 (Target_arm::merge_processor_specific_flags): New method declaration.
4146 (Target_arm::do_make_elf_object): New overloaded method definitions
4148 (Arm_relobj::do_read_symbols): New method definition.
4149 (Arm_dynobj::do_read_symbols): Ditto.
4150 (Target_arm::do_finalize_sections): Add input_objects parameters.
4151 Merge processor-specific flags from all input objects.
4152 (Target_arm::are_eabi_versions_compatible,
4153 Target_arm::merge_processor_specific_flags,
4154 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4155 New method definitions.
4156 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4157 Input_objects pointer type parameter.
4158 * layout.cc (Layout::finalize): Pass input objects to target's.
4159 finalize_sections function.
4160 * output.cc (Output_file_header::do_sized_write): Set ELF file
4161 header's processor-specific flags.
4162 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4163 Input_objects pointer type parameter.
4164 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4165 * target.h (Input_objects): New forward class declaration.
4166 (Target::processor_specific_flags,
4167 Target::are_processor_specific_flags_sect): New method definitions.
4168 (Target::finalize_sections): Add input_objects parameter.
4169 (Target::Target): Initialize processor_specific_flags_ and
4170 are_processor_specific_flags_set_.
4171 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4173 (Target::set_processor_specific_flags): New method definition.
4174 (Target::processor_specific_flags_,
4175 Target::are_processor_specific_flags_set_): New data member
4177 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4178 Input_objects pointer type parameter.
4180 2009-10-30 Doug Kwan <dougkwan@google.com>
4182 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4184 2009-10-28 Ian Lance Taylor <iant@google.com>
4186 * object.h (class Relobj): Drop options parameter from
4187 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4188 do_scan_relocs, do_relocate. Change all callers.
4189 (class Sized_relobj): Drop options parameters from
4190 do_gc_process_relocs, do_scan_relocs, do_relocate,
4191 do_relocate_sections, relocate_sections, emit_relocs_scan,
4192 emit_relocs_scan_reltype. Change all callers.
4193 (struct Relocate_info): Remove options field and all references to
4195 * reloc.h (class Read_relocs): Remove options constructor
4196 parameter and options_ field. Change all callers.
4197 (class Gc_process_relocs, class Scan_relocs): Likewise.
4198 (class Relocate_task): Likewise.
4199 * target-reloc.h (scan_relocs): Remove options parameter. Change
4201 (scan_relocatable_relocs): Likewise.
4202 * target.h (class Sized_target): Remove options parameter from
4203 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4205 * gc.h (gc_process_relocs): Remove options parameter. Change all
4207 * arm.cc: Update functions to remove options parameters.
4208 * i386.cc: Likewise.
4209 * powerpc.cc: Likewise.
4210 * sparc.cc: Likewise.
4211 * x86_64.cc: Likewise.
4212 * testsuite/testfile.cc: Likewise.
4214 2009-10-28 Doug Kwan <dougkwan@google.com>
4216 * arm.cc (Arm_relobj): New class definition.
4217 (Arm_relobj::scan_sections_for_stubs,
4218 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4219 New method definitions.
4221 2009-10-28 Cary Coutant <ccoutant@google.com>
4223 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4224 (Plugin::cleanup_done_): New member.
4225 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4226 (Plugin_manager::cleanup_done_): Remove.
4227 (Plugin_manager::add_input_file): Edit error message.
4228 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4229 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4231 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4233 * fileread.cc: (File_read::View::~View): Use the new
4234 data_ownership_ filed.
4235 (File_read::~File_read): Dispose the new whole_file_view_.
4236 (File_read::open): Mmap the whole file if needed.
4237 (File_read::open): Use whole_file_view_ instead of contents_.
4238 (File_read::find_view): Use whole_file_view_ if applicable.
4239 (File_read::do_read): Use whole_file_view_ instead of contents_.
4240 (File_read::make_view): Use whole_file_view_ instead of contents_,
4241 update File_read::View::View call.
4242 (File_read::find_or_make_view): Update File_read::View::View
4244 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4246 (File_read::View::Data_ownership): New enum.
4247 (File_read::View::View): Replace bool mapped_ with Data_ownership
4249 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4250 (File_read::View::data_ownership_): New field.
4251 (File_read::contents_): Remove (replaced by whole_file_view_).
4252 (File_read::whole_file_view_): New field.
4253 * options.h (class General_options): Add --keep-files-mapped.
4255 2009-10-27 Cary Coutant <ccoutant@google.com>
4257 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4258 * testsuite/Makefile.am (plugin_test_5): New test case.
4259 * testsuite/Makefile.in: Regenerate.
4261 2009-10-25 Doug Kwan <dougkwan@google.com>
4263 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4264 from private to protected to allow access by child class.
4265 (Sized_relobj::do_relocate_sections): New method declaration.
4266 (Sized_relobj::relocate_sections): Virtualize.
4267 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4268 Sized_relobj::relocate_sections. Instantiate template explicitly
4269 for different target sizes and endianity.
4271 2009-10-24 Doug Kwan <dougkwan@google.com>
4273 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4274 (Arm_input_section::as_arm_input_section): New method.
4275 (Arm_output_section): New class definition.
4276 (Arm_output_section::create_stub_group,
4277 Arm_output_section::group_sections): New method definitions.
4279 2009-10-22 Doug Kwan <dougkwan@google.com>
4281 * arm.cc (Arm_input_section): New class definition.
4282 (Arm_input_section::init, Arm_input_section:do_write,
4283 Arm_input_section::set_final_data_size,
4284 Arm_input_section::do_reset_address_and_file_offset): New method
4287 2009-10-21 Doug Kwan <dougkwan@google.com>
4289 * arm.cc (Stub_table, Arm_input_section): New forward class
4291 (Stub_table): New class defintion.
4292 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4293 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4294 New method definition.
4296 2009-10-21 Doug Kwan <dougkwan@google.com>
4298 * arm.cc: Update copyright comments.
4299 (Target_arm): New forward class template declaration.
4300 (Arm_address): New type.
4301 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4302 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4303 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4305 (Insn_template): Same.
4306 (DEF_STUBS): New macro.
4307 (Stub_type): New enum type.
4308 (Stub_template): New class definition.
4311 (Stub_factory): Same.
4312 (Target_arm::Target_arm): Initialize may_use_blx_ and
4313 should_force_pic_veneer_.
4314 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4315 Target_arm::should_force_pic_veneer,
4316 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4317 Target_arm::using_thumb_only, Target_arm:;default_target): New
4319 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4320 New data member declarations.
4321 (Insn_template::size, Insn_template::alignment): New method defintions.
4322 (Stub_template::Stub_template): New method definition.
4323 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4324 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4325 (Stub_factory::Stub_factory): New method definition.
4326 * gold.h (string_hash): New template.
4327 * output.h (Input_section_specifier::hash_value): Use
4329 (Input_section_specifier::string_hash): Remove.
4330 * stringpool.cc (Stringpool_template::string_hash): Use
4333 2009-10-20 Doug Kwan <dougkwan@google.com>
4335 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4336 symbols of relaxed input sections.
4337 * output.h (Output_section::find_relaxed_input_section): Make
4340 2009-10-16 Doug Kwan <dougkwan@google.com>
4342 * dynobj.cc (Versions::Versions): Initialize version_script_.
4343 Only insert base version symbol definition for a shared object
4344 if version script defines any version versions.
4345 (Versions::define_base_version): New method definition.
4346 (Versions::add_def): Check that base version is not needed.
4347 (Versions::add_need): Define base version lazily.
4348 * dynobj.h (Versions::define_base_version): New method declaration.
4349 (Versions::needs_base_version_): New data member declaration.
4350 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4351 (check_DATA): Add no_version_test.stdout.
4352 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4354 * testsuite/Makefile.in: Regenerate.
4355 * testsuite/no_version_test.c: New file.
4356 * testsuite/no_version_test.sh: Ditto.
4358 2009-10-16 Doug Kwan <dougkwan@google.com>
4360 * expression.cc (class Segment_start_expression): New class definition.
4361 (Segment_start_expression::value): New method definition.
4362 (script_exp_function_segment_start): Return a new
4363 Segment_start_expression.
4364 * gold/script-c.h (script_saw_segment_start_expression): New function
4366 * script-sections.cc (Script_sections::Script_sections): Initialize
4367 SAW_SEGMENT_START_EXPRESSION_ to false.
4368 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4369 and -Tbbs options to specify section addresses if given in
4370 command line and no SEGMENT_START expression is seen in a script.
4371 * script-sections.h (Script_sections::saw_segment_start_expression,
4372 Script_sections::set_saw_segment_start_expression): New method
4374 (Script_sections::saw_segment_start_expression_): New data member
4376 * script.cc (script_saw_segment_start_expression): New function.
4377 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4378 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4379 script_test_7.sh and script_test_8.sh.
4380 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4381 script_test_8.stdout.
4382 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4383 (script_test_6, script_test_6.stdout, script_test_7,
4384 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4385 * Makefile.in: Regenerate.
4386 * testsuite/script_test_6.sh: New file.
4387 * testsuite/script_test_6.t: Same.
4388 * testsuite/script_test_7.sh: Same.
4389 * testsuite/script_test_7.t: Same.
4390 * testsuite/script_test_8.sh: Same.
4392 2009-10-16 Doug Kwan <dougkwan@google.com>
4394 * output.cc (Output_segment::set_section_list_address): Cast
4395 expressions to unsigned long long type to avoid format warnings.
4397 2009-10-15 Ian Lance Taylor <iant@google.com>
4399 * script.cc (Script_options::add_symbol_assignment): Always add a
4400 dot assignment to script_sections_.
4401 * script-sections.cc (Script_sections::add_dot_assignment):
4402 Initialize if necessary.
4404 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4405 program headers with no load segment if there is a linker script.
4407 * layout.cc (Layout::set_segment_offsets): Align the file offset
4408 to the segment aligment for -N or -n with no load segment.
4409 * output.cc (Output_segment::add_output_section): Don't crash if
4410 the first section is a TLS section.
4411 (Output_segment::set_section_list_addresses): Print an error
4412 message if the address moves backward in a linker script.
4413 * script-sections.cc
4414 (Output_section_element_input::set_section_addresses): Don't
4415 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4416 (Orphan_output_section::set_section_addresses): Likewise.
4418 2009-10-15 Doug Kwan <dougkwan@google.com>
4420 * layout.cc (Layout::finish_dynamic_section): Generate tags
4421 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4422 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4423 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4425 2009-10-14 Ian Lance Taylor <iant@google.com>
4427 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4429 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4430 data_shdr fields of relinfo.
4431 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4432 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4433 R_386_TLS_LDO_32, adjust based on section flags.
4434 (Target_i386::Relocate::fix_up_ldo): Remove.
4436 2009-10-13 Ian Lance Taylor <iant@google.com>
4438 Add support for -pie.
4439 * options.h (class General_options): Add -pie and
4441 (General_options::output_is_position_independent): Test -pie.
4442 (General_options::output_is_executable): Return true if not shared
4443 and not relocatable.
4444 (General_options::output_is_pie): Remove.
4445 * options.cc (General_options::finalize): Reject incompatible uses
4447 * gold.cc (queue_middle_tasks): A -pie link is not static.
4448 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4449 * symtab.cc (Symbol::final_value_is_known): Return false if
4450 output_is_position_independent.
4451 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4452 output_is_position_independent.
4453 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4454 output_is_position_independent.
4455 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4456 output_is_position_independent.
4457 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4459 (basic_pie_test.o, basic_pie_test): New targets.
4460 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4461 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4462 (two_file_pie_test): New target.
4463 * testsuite/Makefile.in: Rebuild.
4464 * README: Remove note saying that -pie is not supported.
4466 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4468 * options.h (class General_options): Add -init and -fini.
4469 * layout.cc (Layout::finish_dynamic_section): Emit
4470 given init and fini functions.
4472 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4474 * gc.h (gc_process_relocs): Check if icf is enabled using new
4476 * gold.cc (queue_initial_tasks): Likewise.
4477 (queue_middle_tasks): Likewise.
4478 * object.cc (do_layout): Likewise.
4479 * symtab.cc (is_section_folded): Likewise.
4480 * main.cc (main): Likewise.
4481 * reloc.cc (Read_relocs::run): Likewise.
4482 (Sized_relobj::do_scan_relocs): Likewise.
4483 * icf.cc (is_function_ctor_or_dtor): New function.
4484 (Icf::find_identical_sections): Check if function is ctor or dtor when
4486 * options.h (General_options::icf): Change option to be an enum.
4487 (Icf_status): New enum.
4488 (icf_enabled): New method.
4489 (icf_safe_folding): New method.
4490 (set_icf_status): New method.
4491 (icf_status_): New variable.
4492 * (options.cc) (General_options::finalize): Set icf_status_.
4493 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4494 icf_test and icf_keep_unique_test to use the --icf enum flag.
4495 * testsuite/icf_safe_test.sh: New file.
4496 * testsuite/icf_safe_test.cc: New file.
4498 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4500 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4501 includes to gc.h and icf.h.
4502 * arm.cc: Include gc.h.
4503 * gold.cc: Likewise.
4504 * i386.cc: Likewise.
4505 * powerpc.cc: Likewise.
4506 * sparc.cc: Likewise.
4507 * x86_64.cc: Likewise.
4508 * gc.h: Include icf.h.
4510 2009-10-11 Ian Lance Taylor <iant@google.com>
4512 * plugin.cc: Include "gold.h" before other header files.
4514 2009-10-10 Chris Demetriou <cgd@google.com>
4516 * options.h (Input_file_argument::Input_file_type): New enum.
4517 (Input_file_argument::is_lib_): Replace with...
4518 (Input_file_argument::type_): New member.
4519 (Input_file_argument::Input_file_argument): Take Input_file_type
4520 'type' rather than boolean 'is_lib' as second argument.
4521 (Input_file_argument::is_lib): Use type_.
4522 (Input_file_argument::is_searched_file): New function.
4523 (Input_file_argument::may_need_search): Handle is_searched_file.
4524 * options.cc (General_options::parse_library): Support -l:filename.
4525 (General_options::parse_just_symbols): Update for Input_file_argument
4527 (Command_line::process): Likewise.
4528 * archive.cc (Archive::get_file_and_offset): Likewise.
4529 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4530 * script.cc (read_script_file, script_add_file): Likewise.
4531 * fileread.cc (Input_file::Input_file): Likewise.
4532 (Input_file::will_search_for): Handle is_searched_file.
4533 (Input_file::open): Likewise.
4534 * readsyms.cc (Read_symbols::get_name): Likewise.
4535 * testsuite/Makefile.am (searched_file_test): New test.
4536 * testsuite/Makefile.in: Regenerate.
4537 * testsuite/searched_file_test.cc: New file.
4538 * testsuite/searched_file_test_lib.cc: New file.
4540 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4541 Ian Lance Taylor <iant@google.com>
4543 * descriptor.cc: Include <cstdio> and "binary-io.h".
4544 (Descriptors::open): Open the files in binary mode always.
4545 * script.cc (Lex::get_token): Treat \r as whitespace.
4547 2009-10-09 Ian Lance Taylor <iant@google.com>
4549 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4551 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4552 Ian Lance Taylor <iant@google.com>
4554 * configure.ac: Check for readv function also.
4555 * fileread.cc (readv): Define if not HAVE_READV.
4556 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4558 * config.in: Regenerate.
4559 * configure: Regenerate.
4561 2009-10-09 Doug Kwan <dougkwan@google.com>
4563 * layout.cc (Layout::make_output_section): Call target hook to make
4564 ordinary output section.
4565 (Layout::finalize): Adjust parameter list of call the
4566 Target::may_relax().
4567 * layout.h (class Layout::section_list): New method.
4568 * merge.h (Output_merge_base::entsize): Change visibility to public.
4569 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4571 (Output_merge_string::do_is_string): New method.
4572 * object.cc (Sized_relobj::do_setup): renamed from
4573 Sized_relobj::set_up.
4574 * object.h (Sized_relobj::adjust_shndx,
4575 Sized_relobj::initializ_input_to_output_maps,
4576 Sized_relobj::free_input_to_output_maps): Change visibilities to
4578 (Sized_relobj::setup): Virtualize.
4579 (Sized_relobj::do_setup): New method declaration.
4580 (Sized_relobj::invalidate_section_offset,
4581 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4582 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4583 * options.cc (parse_int): New function.
4584 * options.h (parse_int): New declaration.
4585 (DEFINE_int): New macro.
4586 (stub_group_size): New option.
4587 * output.cc (Output_section::Output_section): Initialize memebers
4588 merge_section_map_, merge_section_by_properties_map_,
4589 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4590 (Output_section::add_input_section): Handled deferred code-fill
4591 generation and remove an old comment.
4592 (Output_section::add_relaxed_input_section): New method definition.
4593 (Output_section::add_merge_input_section): Use merge section by
4594 properties map to speed to search. Update merge section maps
4596 (Output_section::build_relaxation_map): New method definition.
4597 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4599 (Output_section::relax_input_section): Renamed to
4600 Output_section::convert_input_sections_to_relaxed_sections and change
4601 interface to take a vector of pointers to relaxed sections.
4602 (Output_section::find_merge_section,
4603 Output_section::find_relaxed_input_section): New method definitions.
4604 (Output_section::is_input_address_mapped,
4605 Output_section::output_offset, Output_section::output_address):
4606 Use output section data maps to speed up searching.
4607 (Output_section::find_starting_output_address): Add comments.
4608 (Output_section::do_write,
4609 Output_section::write_to_postprocessing_buffer): Do code-fill
4610 generation as appropriate.
4611 (Output_section::get_input_sections): Invalidate relaxed input section
4613 (Output_section::restore_states): Adjust type of checkpoint .
4614 Invalidate relaxed input section map.
4615 * output.h (Output_merge_base): New class declaration.
4616 (Input_section_specifier): New class defintion.
4617 (class Output_relaxed_input_section) Change base class to
4618 Output_section_data_build.
4619 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4620 base class initializer.
4621 (Output_section::add_relaxed_input_section): New method declaration.
4622 (Output_section::Input_section): Change visibility to protected.
4623 (Output_section::Input_section::relobj,
4624 Output_section::Input_section::shndx): Handle relaxed input sections.
4625 Output_section::input_sections) Change visibility to protected. Also
4626 define overload to return a non-const pointer.
4627 (Output_section::Merge_section_properties): New class defintion.
4628 (Output_section::Merge_section_by_properties_map,
4629 Output_section::Output_section_data_by_input_section_map,
4630 Output_section::Relaxation_map): New types.
4631 (Output_section::relax_input_section): Rename method to
4632 Output_section::convert_input_sections_to_relaxed_sections and change
4633 interface to take a vector of relaxed section pointers.
4634 (Output_section::find_merge_section,
4635 Output_section::find_relaxed_input_section,
4636 Output_section::build_relaxation_map,
4637 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4638 New method declarations.
4639 (Output_section::merge_section_map_
4640 Output_section::merge_section_by_properties_map_,
4641 Output_section::relaxed_input_section_map_,
4642 Output_section::is_relaxed_input_section_map_valid_,
4643 Output_section::generate_code_fills_at_write_): New data members.
4644 * script-sections.cc
4645 (Output_section_element_input::set_section_addresses): Call
4646 current_data_size and addralign methods of relaxed input sections.
4647 (Orphan_output_section::set_section_addresses): Call current_data_size
4648 and addralign methods of relaxed input sections.
4649 * symtab.cc (Symbol_table::compute_final_value): Extract template
4650 from the body of Symbol_table::sized_finalize_symbol.
4651 (Symbol_table::sized_finalized_symbol): Call
4652 Symbol_table::compute_final_value.
4653 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4654 (Symbol_table::compute_final_value): New templated method declaration.
4655 * target.cc (Target::do_make_output_section): New method defintion.
4656 * target.h (Target::make_output_section): New method declaration.
4657 (Target::relax): Add more parameters for input objects, symbol table
4658 and layout. Adjust call to do_relax.
4659 (Target::do_make_output_section): New method declaration.
4660 (Target::do_relax): Add parameters for input objects, symbol table
4663 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4665 * pread.c: Include stdio.h.
4667 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4669 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4672 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4674 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4675 Change read_shndx type to unsigned int.
4676 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4678 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4679 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4680 Change read_shndx type to unsigned int.
4681 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4683 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4684 * layout.cc (Layout::create_symtab_sections): Cast the result of
4685 local_symcount * symsize to off_t in the gold_assert.
4687 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4689 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4690 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4692 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4693 (Arm_relocate_functions::thm_abs5): New function.
4694 (Arm_relocate_functions::abs12): New function.
4695 (Arm_relocate_functions::abs16): New function.
4696 (Arm_relocate_functions::base_abs): New function.
4697 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4698 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4699 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4701 (Scan::global): Likewise.
4702 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4703 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4704 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4705 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4708 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4710 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4711 (Arm_relocate_functions::movt_prel): New function.
4712 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4713 (Arm_relocate_functions::thm_movt_prel): New function.
4714 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4715 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4716 (Scan::global, Relocate::relocate): Likewise.
4717 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4719 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4721 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4722 Incremental_checker.
4723 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4725 (class Incremental_inputs_header): New class.
4726 (Incremental_inputs_header_writer): Edit comment.
4727 (Incremental_inputs_entry): New class.
4728 (Incremental_inputs_entry_writer): Edit comment.
4729 (Sized_incremental_binary::do_find_incremental_inputs_section):
4730 Add *strtab_shndx parameter, fill it.
4731 (Sized_incremental_binary::do_check_inputs): New method.
4732 (Incremental_checker::can_incrementally_link_output_file): Use
4733 Sized_incremental_binary::check_inputs.
4734 (Incremental_inputs::report_command_line): Save command line in
4737 (Incremental_binary::find_incremental_inputs_section): New
4739 (Incremental_binary::do_find_incremental_inputs_section): Add
4740 strtab_shndx parameter.
4741 (Incremental_binary::do_check_inputs): New pure virtual method.
4742 (Sized_incremental_binary::do_check_inputs): Declare.
4743 (Incremental_checker::Incremental_checker): Add incremental_inputs
4744 parameter, use it to initialize incremental_inputs_.
4745 (Incremental_checker::incremental_inputs_): New field.
4746 (Incremental_checker::command_line): New method.
4747 (Incremental_checker::inputs): New method.
4748 (Incremental_checker::command_line_): New field.
4750 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4752 * incremental.cc: Include <cstdarg> and "target-select.h".
4753 (vexplain_no_incremental): New function.
4754 (explain_no_incremental): New function.
4755 (Incremental_binary::error): New method.
4756 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4758 (make_sized_incremental_binary): New function.
4759 (open_incremental_binary): New function.
4760 (can_incrementally_link_file): Add checks if output is ELF and has
4762 * incremental.h: Include "elfcpp_file.h" and "output.h".
4763 (Incremental_binary): New class.
4764 (Sized_incremental_binary): New class.
4765 (open_incremental_binary): Declare.
4766 * object.cc (is_elf_object): Use
4767 elfcpp::Elf_recognizer::is_elf_file.
4768 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4769 * output.h (Output_file::filesize): New method.
4771 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4773 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4775 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4776 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4778 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4780 (Arm_relocate_functions::movw_abs_nc): New function.
4781 (Arm_relocate_functions::movt_abs): New function.
4782 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4783 (Arm_relocate_functions::thm_movt_abs): New function.
4784 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4785 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4786 (Scan::global): Likewise.
4787 (Relocate::relocate): Likewise.
4788 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4790 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4792 * arm.cc (Arm_relocate_functions::got_prel) New function.
4793 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4794 (Relocate::relocate): Likewise.
4795 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4797 2009-10-06 Ian Lance Taylor <iant@google.com>
4799 * options.h (class General_options): Define
4800 split_stack_adjust_size parameter.
4801 * object.h (class Object): Add uses_split_stack_ and
4802 has_no_split_stack_ fields. Add uses_split_stack and
4803 has_no_split_stack accessor functions. Declare
4804 handle_split_stack_section.
4805 (class Reloc_symbol_changes): Define.
4806 (class Sized_relobj): Define Function_offsets. Declare
4807 split_stack_adjust, split_stack_adjust_reltype, and
4809 * object.cc (Object::handle_split_stack_section): New function.
4810 (Sized_relobj::do_layout): Call handle_split_stack_section.
4811 * dynobj.cc (Sized_dynobj::do_layout): Call
4812 handle_split_stack_section.
4813 * reloc.cc (Sized_relobj::relocate_sections): Call
4814 split_stack_adjust for executable sections in split_stack
4815 objects. Pass reloc_map to relocate_section.
4816 (Sized_relobj::split_stack_adjust): New function.
4817 (Sized_relobj::split_stack_adjust_reltype): New function.
4818 (Sized_relobj::find_functions): New function.
4819 * target-reloc.h: Include "object.h".
4820 (relocate_section): Add reloc_symbol_changes parameter. Change
4822 * target.h (class Target): Add calls_non_split method. Declare
4823 do_calls_non_split virtual method. Declare match_view and
4825 * target.cc: Include "elfcpp.h".
4826 (Target::do_calls_non_split): New function.
4827 (Target::match_view): New function.
4828 (Target::set_view_to_nop): New function.
4829 * gold.cc (queue_middle_tasks): Give an error if mixing
4830 split-stack and non-split-stack objects with -r.
4831 * i386.cc (Target_i386::relocate_section): Add
4832 reloc_symbol_changes parameter.
4833 (Target_i386::do_calls_non_split): New function.
4834 * x86_64.cc (Target_x86_64::relocate_section): Add
4835 reloc_symbol_changes parameter.
4836 (Target_x86_64::do_calls_non_split): New function.
4837 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4839 * powerpc.cc (Target_powerpc::relocate_section): Add
4840 reloc_symbol_changes parameter.
4841 * sparc.cc (Target_sparc::relocate_section): Add
4842 reloc_symbol_changes parameter.
4843 * configure.ac: Call AM_CONDITIONAL for the default target.
4844 * configure: Rebuild.
4845 * testsuite/Makefile.am (TEST_AS): New variable.
4846 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4847 (check_DATA): Add split_i386 and split_x86_64 files.
4848 (SPLIT_DEFSYMS): Define.
4849 (split_i386_[1234n].o): New targets.
4850 (split_i386_[124]): New targets.
4851 (split_i386_[1234r].stdout): New targets.
4852 (split_x86_64_[1234n].o): New targets.
4853 (split_x86_64_[124]): New targets.
4854 (split_x86_64_[1234r].stdout): New targets.
4855 (MOSTLYCLEANFILES): Add new executables.
4856 * testsuite/split_i386.sh: New file.
4857 * testsuite/split_x86_64.sh: New file.
4858 * testsuite/split_i386_1.s: New file.
4859 * testsuite/split_i386_2.s: New file.
4860 * testsuite/split_i386_3.s: New file.
4861 * testsuite/split_i386_4.s: New file.
4862 * testsuite/split_i386_n.s: New file.
4863 * testsuite/split_x86_64_1.s: New file.
4864 * testsuite/split_x86_64_2.s: New file.
4865 * testsuite/split_x86_64_3.s: New file.
4866 * testsuite/split_x86_64_4.s: New file.
4867 * testsuite/split_x86_64_n.s: New file.
4868 * testsuite/testfile.cc (Target_test): Update relocation_section
4870 * testsuite/Makefile.in: Rebuild.
4872 2009-10-06 Ian Lance Taylor <iant@google.com>
4874 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4875 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4876 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4877 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4878 the address on ldo_addrs_.
4879 (Target_i386::Relocate::fix_up_ldo): New function.
4881 2009-10-06 Rafael Espindola <espindola@google.com>
4883 * plugin.cc (add_input_library): New.
4884 (Plugin::load): Add add_input_library to tv.
4885 (Plugin_manager::add_input_file): Add the is_lib argument.
4886 (add_input_file): Update call to Plugin_manager::add_input_file.
4887 (add_input_library): New.
4888 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4890 2009-09-30 Doug Kwan <dougkwan@google.com>
4892 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4893 symbol and call Symbol::may_need_copy_reloc to determine if
4894 a copy reloc is needed.
4895 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4896 nocopyreloc is given in command line.
4897 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4898 given in command line.
4899 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4900 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4901 of the removed Target_i386::may_need_copy_reloc.
4902 * options.h (copyreloc): New option with default value false.
4903 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4904 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4905 instead of the removed Target_powerpc::may_need_copy_reloc.
4906 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4907 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4908 instead of the removed Target_sparc::may_need_copy_reloc.
4909 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4910 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4911 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4912 instead of the removed Target_x86_64::may_need_copy_reloc.
4914 2009-09-30 Ian Lance Taylor <iant@google.com>
4916 * object.h (class Object): Remove target_ field, and target,
4917 sized_target, and set_target methods.
4918 (Object::sized_target): Remove.
4919 (class Sized_relobj): Update declarations. Remove sized_target.
4920 * object.cc (Sized_relobj::setup): Remove target parameter.
4922 (Input_objects::add_object): Don't do anything with the target.
4923 (make_elf_sized_object): Add punconfigured parameter. Change all
4924 callers. Set or test parameter target.
4925 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4927 * parameters.cc (Parameters::set_target): Change parameter type to
4929 (Parameters::default_target): Remove.
4930 (set_parameters_target): Change parameter type to be non-const.
4931 (parameters_force_valid_target): New function.
4932 (parameters_clear_target): New function.
4933 * parameters.h (class Parameters): Update declarations. Remove
4934 default_target method. Add sized_target and clear_target
4935 methods. Change target_ to be non-const.
4936 (set_parameters_target): Update declaration.
4937 (parameters_force_valid_target): Declare.
4938 (parameters_clear_target): Declare.
4939 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4940 as NULL if we aren't searching.
4941 (Add_symbols::run): Don't check for compatible target.
4942 * fileread.cc (Input_file::open_binary): Call
4943 parameters_force_valid_target.
4944 * gold.cc (queue_middle_tasks): Likewise.
4945 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4946 set_target on object.
4947 * dynobj.h (class Sized_dynobj): Update declarations.
4948 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4949 make_elf_object returns NULL.
4950 (Archive::include_member): Don't check whether object target is
4952 * output.cc (Output_section::add_input_section): Get target from
4954 (Output_section::relax_input_section): Likewise.
4955 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4957 (Sized_relobj::do_scan_relocs): Likewise.
4958 (Sized_relobj::relocate_sections): Likewise.
4959 * resolve.cc (Symbol_table::resolve): Likewise.
4960 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4961 parameter. Change all callers.
4962 (Symbol_table::add_from_object): Get target from parameters.
4963 (Symbol_table::add_from_relobj): Don't check object target.
4964 (Symbol_table::add_from_dynobj): Likewise.
4965 (Symbol_table::define_special_symbol): Get target from
4967 * symtab.h (class Symbol_table): Update declaration.
4968 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4969 parameter. Change all callers. Clear parameter target.
4970 (Binary_test): Test target here.
4971 * testsuite/object_unittest.cc (gold_testsuite): Remove
4972 target_test_pointer parameter. Change all callers.
4973 (Object_test): Test target here.
4975 2009-09-26 Ian Lance Taylor <iant@google.com>
4977 * testsuite/initpri1.c: Don't try to use constructor priorities if
4978 compiling with gcc before 4.3.
4980 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4982 * testsuite/retain_symbols_file_test.sh (check_present): Change
4983 output file name to retain_symbols_file_test.stdout.
4984 (check_absent): Likewise.
4986 2009-09-18 Craig Silverstein <csilvers@google.com>
4988 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4989 * options.cc: Include <cerrno> and <fstream>.
4990 (General_options::finalize): Parse -retain-symbols-file tag.
4991 * options.h: New flag.
4992 (General_options): New method should_retain_symbol, new
4993 variable symbols_to_retain.
4994 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4995 should_retain_symbol map.
4996 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4997 * testsuite/Makefile.in: Regenerate.
4998 * testsuite/retain_symbols_file_test.sh: New file.
5000 2009-09-18 Nick Clifton <nickc@redhat.com>
5002 * po/es.po: Updated Spanish translation.
5004 2009-09-17 Doug Kwan <dougkwan@google.com>
5006 * debug.h (DEBUG_RELAXATION): New constant.
5007 (DEBUG_ALL): Add DEBUG_RELAXATION.
5008 (debug_string_to_enum): Add relaxation debug option.
5010 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5011 Layout::Relaxation_debug_check::read_sections,
5012 Layout::Relaxation_debug_check::read_sections): New method definitions.
5013 (Layout::Layout): Initialize data members
5014 record_output_section_data_from_scrips_,
5015 script_output_section_data_list_ and relaxation_debug_check_.
5016 (Layout::save_segments, Layout::restore_segments,
5017 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5018 Layout::relaxation_loop_body): New method definitions.
5019 (Layout::finalize): Support relaxation. Move section layout code to
5020 Layout::relaxation_loop_body.
5021 (Layout::set_asection_address_from_script): Move code for orphan
5022 section placement out.
5023 (Layout::place_orphan_sections_in_script): New method definition.
5024 * layout.h (Output_segment_headers, Output_file_header):
5025 New forward class declarations.
5026 (Layout::~Layout): Define.
5027 (Layout::new_output_section_data_from_script): New method definition.
5028 (Layout::place_orphan_sections_in_script): New method declaration.
5029 (Layout::Segment_states): New type declaration.
5030 (Layout::save_segments, Layout::restore_segments,
5031 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5032 Layout::relaxation_loop_body): New method declarations.
5033 (Layout::Output_section_data_list): New type declaration.
5034 (Layout::Relaxation_debug_check): New class definition.
5035 (Layout::record_output_section_data_from_script_,
5036 Layout::script_output_section_data_list_, Layout::segment_states_,
5037 Layout::relaxation_debug_check_): New data members.
5038 * output.cc: (Output_section_headers::do_size): New method definition.
5039 (Output_section_headers::Output_section_headers): Move size
5040 computation to Output_section_headers::do_size.
5041 (Output_segment_headers::do_size): New method definition.
5042 (Output_file_header::Output_file_header): Move size computation to
5043 Output_file_header::do_size and call it.
5044 (Output_file_header::do_size): New method definition.
5045 (Output_data_group::Output_data_group): Adjust call to
5046 Output_section_data.
5047 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5048 (Output_symtab_xindex::do_write): Add array bound check.
5049 (Output_section::Input_section::print_to_mapfile): Handle
5050 RELAXED_INPUT_SECTION_CODE.
5051 (Output_section::Output_section): Initialize data member checkpoint_.
5052 (Output_section::~Output_section): Delete checkpoint object pointed
5054 (Output_section::add_input_section): Always add an Input_section if
5056 (Output_section::add_merge_input_section): Add assert.
5057 (Output_section::relax_input_section): New method definition.
5058 (Output_section::set_final_data_size): Set load address to zero for
5059 an unallocated section.
5060 (Output_section::do_address_and_file_offset_have_reset_values):
5061 New method definition.
5062 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5063 Handle relaxed input section.
5064 (Output_section::sort_attached_input_sections): Checkpoint input
5065 section list lazily.
5066 (Output_section::get_input_sections): Change type of input_sections to
5067 list of Simple_input_section pointers. Checkpoint input section list
5068 lazily. Also handle relaxed input sections.
5069 (Output_section::add_input_section_for_script): Take a reference to
5070 a Simple_input_section object instead of Relobj pointer and section
5071 index as parameter. Handle relaxed input sections.
5072 (Output_section::save_states, Output_section::restore_states): New
5074 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5075 (Output_data::is_data_size_fixed): New method definition.
5076 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5078 (Output_data::address_and_file_offset_have_reset_values): New method
5080 (Output_data::do_address_and_file_offset_have_reset_values): New method
5082 (Output_data::set_data_size): Check that data size is not fixed.
5083 (Output_data::fix_data_size): New method definition.
5084 (Output_data::is_data_size_fixed_): New data member.
5085 (Output_section_headers::set_final_data_size): New method definition.
5086 (Output_section_headers::do_size): New method declaration.
5087 (Output_segment_headers::set_final_data_size): New method definition.
5088 (Output_segment_headers::do_size): New method declaration.
5089 (Output_file_header::set_final_data_size)::New method definition.
5090 (Output_file_header::do_size)::New method declaration.
5091 (Output_section_data::Output_section_data): Add new parameter
5092 is_data_size_fixed and use it to fix data size.
5093 (Output_data_const::Output_data_const): Adjust call to base class
5094 constructor and fix data size.
5095 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5096 base class constructor and fix data size.
5097 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5098 base class constructor and fix data size.
5099 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5100 class constructor and fix data size.
5101 (Output_data_group::set_final_data_size): New method definition.
5102 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5103 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5104 class constructor and fix data size.
5105 (Output_relaxed_input_section): New class definition.
5106 (Output_section::Simple_input_section): New class definition.
5107 (Output_section::get_input_sections): Adjust parameter list.
5108 (Output_section::add_input_section_for_script): Same.
5109 (Output_section::save_states, Output_section::restore_states,
5110 Output_section::do_address_and_file_offset_have_reset_values,
5111 (Output_section::Input_section::Input_section): Handle
5112 RELAXED_INPUT_SECTION_CODE. Add new overload for
5113 Output_relaxed_input_section.
5114 (Output_section::Input_section::is_input_section,
5115 Output_section::Input_section::set_output_section): Handle relaxed
5117 (Output_section::Input_section::is_relaxed_input_section,
5118 Output_section::Input_section::output_section_data,
5119 Output_section::Input_section::relaxed_input_section): New method
5121 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5123 (Output_section::Input_section::u1_): Update comments.
5124 (Output_section::Input_section::u2_): Add new union member poris.
5125 (Output_section::Checkpoint_output_section): New classs definition.
5126 (Output_section::relax_input_section): New method declaration.
5127 (Output_section::checkpoint_): New data member.
5128 (Output_segment): Update comments.
5129 (Output_segment::Output_segment): Un-privatize copy constructor.
5130 (Output_segment::operator=): Un-privatize.
5131 * script-sections.cc (Output_section_element::Input_section_list):
5132 Change element type to Output_section::Simple_input_section.
5133 (Output_section_element_dot_assignment::set_section_addresses):
5134 Register output section data for relaxation clean up.
5135 (Output_data_exression::Output_data_expression): Adjust call to base
5136 constructor to fix data size.
5137 (Output_section_element_data::set_section_addresses): Register
5138 Output_data_expression object for relaxation clean up.
5139 (struct Input_section_info): Replace Relobj pointer and section index
5140 pair with Output_section::Simple_input_section and Convert struct to a
5142 (Input_section_sorter::operator()): Adjust access to
5143 Input_section_info data member to use accessors.
5144 (Output_section_element_input::set_section_addresses): Use layout
5145 parameter. Adjust code to use Output_section::Simple_input_section
5146 and Input_secction_info classes. Register filler for relaxation
5148 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5149 and section index pair with Output_section::Simple_input_section
5150 class. Adjust code accordingly.
5151 (Phdrs_element::release_segment): New method definition.
5152 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5154 (Script_sections::release_segments): New method definition.
5155 * gold/script-sections.h (Script_sections::release_segments): New
5157 * gold/target.h (Target::may_relax, Target::relax,
5158 Target::do_may_relax, Target::do_relax): New method definitions.
5160 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5162 * arm.cc (has_signed_unsigned_overflow): New function.
5163 (Arm_relocate_functions::abs8): New function.
5164 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5165 (Target_arm::Scan::global): Likewise.
5166 (Target_arm::relocate::relocate): Likewise.
5167 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5170 2009-09-16 Cary Coutant <ccoutant@google.com>
5172 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5173 * testsuite/Makefile.in: Regenerate.
5175 2009-09-11 Nick Clifton <nickc@redhat.com>
5177 * po/gold.pot: Updated by the Translation project.
5179 2009-09-08 Cary Coutant <ccoutant@google.com>
5181 * output.cc (Output_file::open): Add execute permission to empty file.
5182 * testsuite/Makefile.am (permission_test): New test.
5183 * testsuite/Makefile.in: Regenerate.
5185 2009-09-02 Ian Lance Taylor <iant@google.com>
5187 * output.cc (Output_file::resize): Call map_no_anonymous rather
5190 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5192 * gold.cc: Include "incremental.h".
5193 (queue_initial_tasks): Call Incremental_checker methods.
5194 * incremental.cc: Include "output.h".
5195 (Incremental_checker::can_incrementally_link_output_file): New
5197 * incremental.h (Incremental_checker): New class.
5199 * output.cc (Output_file::open_for_modification): New method.
5200 (Output_file::map_anonymous): Changed return type to bool. Record
5202 (Output_file::map_no_anonymous): New method, broken out of map.
5203 (Output_file::map): Use map_no_anonymous and map_anonymous.
5204 * output.h (class Output_file): Update declarations.
5206 2009-08-24 Cary Coutant <ccoutant@google.com>
5208 * options.h (Command_line::Pre_options): New class.
5209 (Command_line::pre_options): New member.
5210 * options.cc (gold::options::ready_to_register): New variable.
5211 (One_option::register_option): Do nothing if not registering options.
5212 Assert if same short option registered twice.
5213 (General_options::General_options): Turn off option registration when
5215 (Command_line::Pre_options::Pre_options): New constructor.
5217 2009-08-24 Cary Coutant <ccoutant@google.com>
5219 * options.h (General_options::no_keep_memory): Remove incorrect
5222 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5224 * Makefile.am (am__skiplex, am__skipyacc): New.
5225 * Makefile.in: Regenerate.
5227 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5229 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5230 (INCLUDES): ... this.
5231 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5232 (AM_CPPFLAGS): Renamed from ...
5233 (INCLUDE): ... this.
5234 * Makefile.in, testsuite/Makefile.in: Regenerate.
5236 * Makefile.in: Regenerate.
5237 * aclocal.m4: Likewise.
5238 * config.in: Likewise.
5239 * configure: Likewise.
5240 * testsuite/Makefile.in: Likewise.
5242 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5243 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5244 * Makefile.in: Regenerate.
5245 * testsuite/Makefile.in: Regenerate.
5247 2009-08-19 Cary Coutant <ccoutant@google.com>
5249 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5250 symbols in shared libraries overridden by hidden or internal symbols
5251 in the main program.
5253 2009-08-19 Chris Demetriou <cgd@google.com>
5255 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5256 checking source file names in error messages.
5258 2009-08-18 Doug Kwan <dougkwan@google.com>
5260 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5261 an elcpp::Ehdr as parameter. Adjust call to set_target.
5262 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5263 an elfcpp::Ehdr as parameter.
5264 * object.cc (Object::set_target): Remove the version that looks up
5265 a target and sets it.
5266 (Sized_relobj::setup): Take a Target object instead of
5267 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5268 (make_elf_sized_object): Find target and ask target to
5270 * object.h: (Object::set_target): Remove the version that looks up
5271 a target and sets it.
5272 (Sized_relobj::setup): Take a Target object instead of
5273 an elfcpp:Ehdr as parameter.
5274 * target.cc: Include dynobj.h.
5275 (Target::do_make_elf_object_implementation): New.
5276 (Target::do_make_elf_object): New.
5277 * target.h (Target::make_elf_object): New template declaration.
5278 (Target::do_make_elf_object): New method declarations.
5279 (Target::do_make_elf_object_implementation): New template declaration.
5281 2009-08-14 Ian Lance Taylor <iant@google.com>
5283 * gold.h (FUNCTION_NAME): Define.
5284 (gold_unreachable): Use FUNCTION_NAME.
5286 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5288 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5289 symbol in the --keep-unique list is not found.
5291 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5293 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5294 been maked as --keep-unique.
5295 (Icf::unfold_section): New function.
5296 * icf.h (Icf::unfold_section): New function.
5297 * options.h (General_options::keep_unique): New option.
5298 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5299 * testsuite/Makefile.in: Regenerate.
5300 * testsuite/icf_keep_unique_test.sh: New file.
5301 * testsuite/icf_keep_unique_test.cc: New file.
5303 2009-08-12 Cary Coutant <ccoutant@google.com>
5306 * resolve.cc (Symbol_table::resolve): Check for references from
5307 dynamic objects to hidden and internal symbols.
5308 * testsuite/Makefile.am (hidden_test.sh): New test.
5309 * testsuite/Makefile.in: Regenerate.
5310 * testsuite/hidden_test.sh: New script.
5311 * testsuite/hidden_test_1.c: New test source.
5312 * testsuite/hidden_test_main.c: New test source.
5314 2009-08-11 Doug Kwan <dougkwan@google.com>
5316 * arm.cc: Update comments.
5317 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5318 segment to locate the .ARM.exidx section if present.
5320 2009-08-09 Doug Kwan <dougkwan@google.com>
5322 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5325 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5326 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5329 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5331 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5332 valid tls_segment only for non-debug-section relocations.
5333 * testsuite/Makefile.am: Add gc_tls_test.
5334 * testsuite/Makefile.in: Regenerate.
5335 * testsuite/gc_tls_test.cc: New file.
5336 * testsuite/gc_tls_test.sh: New file.
5338 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5342 * Makefile.am (CCFILES): Add icf.cc.
5344 * Makefile.in: Regenerate.
5345 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5346 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5347 section, symbol and addend information for the relocs.
5348 * gold.cc (queue_middle_tasks): Call identical code folding.
5349 * gold.h: Add defines for multimap.
5350 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5351 to the call of finalize_local_symbols.
5352 * main.cc (main): Create object of class Icf.
5353 * object.cc (Sized_relobj::do_layout): Allow this function to be
5354 called twice during icf.
5355 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5356 to sections marked as identical by icf.
5357 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5359 (Sized_relobj::do_section_entsize): New function.
5360 * object.h (Object::section_entsize): New function.
5361 (Object::do_section_entsize): New pure virtual function.
5362 (Relobj::finalize_local_symbols): Add new parameter.
5363 (Relobj::do_section_entsize): New function.
5364 * options.h (General_options::icf): New option.
5365 (General_options::icf_iterations): New option.
5366 (General_options::print_icf_sections): New option.
5367 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5368 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5369 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5371 * symtab.cc (Symbol_table::is_section_folded): New function.
5372 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5373 to sections marked as identical by icf.
5374 * symtab.h (Symbol_table::set_icf): New function.
5375 (Symbol_table::icf): New function.
5376 (Symbol_table::is_section_folded): New function.
5377 (Symbol_table::icf_): New data member.
5378 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5379 * testsuite/Makefile.am: Add commands to build icf_test.
5380 * testsuite/Makefile.in: Regenerate.
5381 * testsuite/icf_test.sh: New file.
5382 * testsuite/icf_test.cc: New file.
5384 2009-07-24 Chris Demetriou <cgd@google.com>
5386 * layout.cc (is_compressible_debug_section): Fix incorrect
5387 comment about compressed section names.
5389 2009-07-20 Ian Lance Taylor <ian@airs.com>
5392 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5394 2009-07-16 Ian Lance Taylor <iant@google.com>
5397 * layout.h: #include <map>.
5398 (class Kept_section): Change from struct to class. Add accessors
5399 and setters. Add section size to Comdat_group mapping. Change
5400 Comdat_group to std::map. Add is_comdat_ field. Add
5401 linkonce_size field in union.
5402 (class Layout): Update declaration of find_or_add_kept_section.
5403 Don't declare find_kept_object.
5404 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5405 parameter. Add object, shndx, is_comdat, and is_group_name
5406 parameters. Change all callers. Adjust for new Kept_section.
5407 (Layout::find_kept_object): Remove.
5408 * object.cc (Sized_relobj::include_section_group): Update use of
5409 Kept_section. Rename secnum to shndx. Only record
5410 Kept_comdat_section if sections are the same size.
5411 (Sized_relobj::include_linkonce_section): Update use of
5412 Kept_section. Only record Kept_comdat_section if sections are the
5413 same size. Set size of linkonce section.
5414 (Sized_relobj::map_to_kept_section): Update call to
5415 get_kept_comdat_section.
5416 * object.h (class Sized_relobj): Rename fields in
5417 Kept_comdat_section to drop trailing underscores; change object
5418 field to Relobj*. Change Kept_comdat_section_table to store
5419 struct rather than pointer.
5420 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5421 Add kept_object and kept_shndx parameters. Change all callers.
5422 (Sized_relobj::get_kept_comdat_section): Change return type to
5423 bool. Add kept_object and kept_shndx parameters. Change all
5425 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5426 Layout::find_or_add_kept_section.
5428 2009-07-09 Ian Lance Taylor <iant@google.com>
5430 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5431 Reserve space in the hash table.
5433 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5435 * fileread.cc (File_read::get_mtime): New method.
5436 * fileread.h (Timespec): New structure.
5437 (File_read::get_mtime): New method.
5438 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5439 Renamed from timestamp_nsec.
5440 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5442 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5444 (Incremental_inputs::report_archive): Save mtime; style fix.
5445 (Incremental_inputs::report_obejct): Save mtime; style fix.
5446 (Incremental_inputs::report_script): Save mtime; style fix.
5447 (Incremental_inputs::finalize_inputs): Style fix.
5448 (Incremental_inputs::finalize): Style fix.
5449 (Incremental_inputs::create_input_section_data): Store inputs
5451 * incremental.h (Incremental_inputs::report_script): Add mtime
5453 (Incremental_inputs::Input_info::Input_info): Intialize only one
5455 (Incremental_inputs::Input_info::archive): Move to nameless
5457 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5458 (Incremental_inputs::Input_info::script): Move to nameless union.
5459 (Incremental_inputs::mtime): New field.
5460 * script.cc (read_input_script): Pass file mtime to
5462 * script.h (Script_info::inputs): Style fix.
5464 2009-07-01 Ian Lance Taylor <ian@airs.com>
5466 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5469 2009-06-24 Ian Lance Taylor <iant@google.com>
5472 * layout.cc (Layout::choose_output_section): If we find an
5473 existing section, update the flags.
5474 (Layout::create_notes): New function, broken out of
5476 (Layout::finalize): Don't create note sections.
5477 (Layout::create_note): Don't crash if linker script discards
5479 (Layout::create_gold_note): Likewise.
5480 (Layout::create_build_id): Likewise. Don't set
5481 after_input_sections on the section.
5482 (Layout::create_executable_stack_info): Remove target parameter.
5484 * layout.h (class Layout): Declare create_notes. Update
5485 declaration of create_executable_stack_info.
5486 * gold.cc (queue_middle_tasks): Call create_notes.
5487 * output.cc (Output_section::update_flags_for_input_section): Move
5488 here from output.h. If SHF_ALLOC flag is newly set, mark address
5490 * output.h (Output_data::mark_address_invalid): New function.
5491 (class Output_section): Only declare, not define,
5492 update_flags_for_input_section. Remove set_flags.
5494 2009-06-24 Ian Lance Taylor <iant@google.com>
5496 * script-sections.cc (Output_section_definition::
5497 set_section_addresses): Rename shadowing local load_address to
5500 2009-06-24 Ian Lance Taylor <iant@google.com>
5503 * reloc.cc (relocate_sections): Skip empty relocation sections.
5505 2009-06-23 Ian Lance Taylor <iant@google.com>
5508 * layout.cc (Layout::create_note): Use choose_output_section
5509 rather than make_output_section.
5511 2009-06-23 Ian Lance Taylor <iant@google.com>
5514 * options.cc (General_options::parse_V): Set printed_version_.
5515 (General_options::General_options): Initialize printed_version_.
5516 * options.h (class General_options): Add printed_version_ field.
5517 * gold.cc (queue_initial_tasks): If there are no input files,
5518 don't give a fatal error if we printed the version information.
5519 (queue_middle_tasks): If using -r with a shared object, give a
5520 fatal error rather than an ordinary error.
5522 2009-06-23 Ian Lance Taylor <iant@google.com>
5525 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5526 (Layout::make_output_section): Set have_stabstr_section_ if we see
5527 a .stab*str section.
5528 (Layout::finalize): Call link_stabs_sections.
5529 (Layout::link_stabs_sections): New file.
5530 * layout.h (class Layout): Add have_stabstr_section_ field.
5531 Declare link_stabs_sections.
5533 2009-06-23 Doug Kwan <dougkwan@google.com>
5535 * Makefile.am (libgold_a_LIBADD): New.
5536 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5537 * Makefile.in: Regenerate.
5538 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5539 * configure: Regenerate.
5540 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5541 * fileread.cc: Include sys/state.h
5542 * gold.h: Declare memmem and strndup if found missing.
5543 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5545 2009-06-23 Ian Lance Taylor <iant@google.com>
5547 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5548 * configure: Rebuild.
5550 2009-06-23 Ian Lance Taylor <iant@google.com>
5553 * object.cc (Object::section_contents): Don't try to get a view if
5554 the section has length zero.
5555 (Object::handle_gnu_warning_section): If the section is empty, use
5556 the name of the section as the warning.
5558 2009-06-23 Ian Lance Taylor <iant@google.com>
5561 * stringpool.h (class Stringpool_template): Add optimize_ field.
5562 (Stringpool_template::set_optimize): New function.
5563 * stringpool.cc (Stringpool_template::Stringpool_template):
5564 Initialize optimize_ field.
5565 (Stringpool_template::set_string_offsets): Test local optimize
5566 fild rather than parameter.
5567 * layout.cc (Layout::Layout): Call set_optimize on the section
5570 2009-06-22 Ian Lance Taylor <iant@google.com>
5573 * yyscript.y: Parse TARGET.
5574 * script.cc (script_set_target): New function.
5575 * script-c.h (script_set_target): Declare.
5576 * options.cc (General_options::string_to_object_format): Rename
5577 from string_to_object_format in anonymous namespace. Change
5579 * options.h (class General_options): Declare
5580 string_to_object_format.
5582 2009-06-22 Ian Lance Taylor <iant@google.com>
5584 * script-sections.cc (Script_sections::create_segments): Don't put
5585 program headers in a PT_LOAD segment if -n or -N.
5587 2009-06-22 Ian Lance Taylor <iant@google.com>
5590 * options.h (class General_options): Add -z lazy and -z now. Sort
5591 -z options into alphabetical order.
5592 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5594 2009-06-21 Ian Lance Taylor <iant@google.com>
5596 * layout.cc (Layout::make_output_section): Call
5597 Target::new_output_section.
5598 (Layout::attach_allocated_section_to_segment): Put large section
5599 sections in a separate load segment with the large segment flag
5601 (Layout::segment_precedes): Sort large data segments after other
5603 (align_file_offset): New static function.
5604 (Layout::set_segment_offsets): Use align_file_offset.
5605 * output.h (class Output_section): Add is_small_section_ and
5606 is_large_section_ fields.
5607 (Output_section::is_small_section): New function.
5608 (Output_section::set_is_small_section): New function.
5609 (Output_section::is_large_section): New function.
5610 (Output_section::set_is_large_section): New function.
5611 (Output_section::is_large_data_section): New function.
5612 (class Output_segment): Add is_large_data_segment_ field.
5613 (Output_segment::is_large_data_segment): New function.
5614 (Output_segment::set_is_large_data_segment): New function.
5615 * output.cc (Output_section::Output_section): Initialize new
5617 (Output_segment::Output_segment): Likewise.
5618 (Output_segment::add_output_section): Add assertion that large
5619 data sections always go in large data segments. Force small data
5620 sections to the end of the list of data sections. Force small BSS
5621 sections to the start of the list of BSS sections. For large BSS
5622 sections to the end of the list of BSS sections.
5623 * symtab.h (class Symbol): Declare is_common_shndx.
5624 (Symbol::is_defined): Check Symbol::is_common_shndx.
5625 (Symbol::is_common): Likewise.
5626 (class Symbol_table): Define enum Commons_section_type. Update
5627 declarations. Add small_commons_ and large_commons_ fields.
5628 * symtab.cc (Symbol::is_common_shndx): New function.
5629 (Symbol_table::Symbol_table): Initialize new fields.
5630 (Symbol_table::add_from_object): Put small and large common
5631 symbols in the right list.
5632 (Symbol_table::sized_finalized_symbol): Check
5633 Symbol::is_common_shndx.
5634 (Symbol_table::sized_write_globals): Likewise.
5635 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5636 common symbol lists. Don't call do_allocate_commons_list if the
5638 (Symbol_table::do_allocate_commons_list): Remove is_tls
5639 parameter. Add comons_section_type parameter. Change all
5640 callers. Handle small and large common symbols.
5641 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5642 Symbol::is_common_shndx.
5643 * resolve.cc (symbol_to_bits): Likewise.
5644 * target.h (Target::small_common_shndx): New function.
5645 (Target::small_common_section_flags): New function.
5646 (Target::large_common_shndx): New function.
5647 (Target::large_common_section_flags): New function.
5648 (Target::new_output_section): New function.
5649 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5650 small_common_section_flags, and large_common_section_flags
5652 (Target::do_new_output_section): New virtual function.
5653 * arm.cc (Target_arm::arm_info): Initialize new fields.
5654 * i386.cc (Target_i386::i386_info): Likewise.
5655 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5657 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5658 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5659 (Target_x86_64::do_new_output_section): New function.
5660 * configure.ac: Define conditional MCMODEL_MEDIUM.
5661 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5662 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5663 (large_LDFLAGS): Define.
5664 * testsuite/large.c: New file.
5665 * testsuite/testfile.cc (Target_test::test_target_info):
5666 Initialize new fields.
5667 * configure, testsuite/Makefile.in: Rebuild.
5669 2009-06-05 Doug Kwan <dougkwan@google.com>
5671 * Makefile.am (CCFILES): Add target.cc.
5672 * Makefile.in: Regenerate.
5673 * i386.cc (class Target_i386): Define new virtual method to
5674 override do_is_local_label_name in parent.
5675 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5676 local symbols if --discard-locals or -X is given.
5677 * options.h (class General_options): Declare new options
5678 '--discard-locals' and '-X' for discarding locals.
5679 * target.h (class Target): Define new methods is_local_label_name.
5680 Declare new virtual method do_is_local_label_name.
5681 * target.cc: New file.
5682 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5683 (check_SCRIPTS): Add discard_locals_test.sh.
5684 (check_DATA): Add discard_local_tests.syms.
5685 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5686 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5687 * testsuite/Makefile.in: Regenerate.
5688 * testsuite/discard_locals_test.c: New file.
5689 * testsuite/discard_locals_test.sh: Same.
5691 2009-06-05 Doug Kwan <dougkwan@google.com>
5693 * object.cc (Sized_relobj::Sized_relobj): Initialize
5694 discarded_eh_frame_shndx_ to -1U.
5695 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5697 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5698 a discarded .eh_frame section.
5699 (Sized_relobj::do_finalize_local_symbols): Ditto.
5700 * object.h (class Sized_relobj): Declare new member
5701 discarded_eh_frame_shndx_.
5702 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5703 (local_labels_test.o, local_labels_test): New rules.
5704 * testsuite/Makefile.in: Regenerate.
5706 2009-06-04 Doug Kwan <dougkwan@google.com>
5708 * layout.cc (Layout::section_name_mapping): Add mapping for
5709 special ARM sections.
5711 2009-06-03 Doug Kwan <dougkwan@google.com>
5713 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5714 (utils::has_overflow): Same.
5716 2009-06-03 Ian Lance Taylor <iant@google.com>
5718 * layout.cc (Layout::section_name_mapping): New array, replacing
5719 Layout::linkonce_mapping.
5720 (Layout::section_name_mapping_count): New variable, replacing
5721 Layout::linkonce_mapping_count.
5722 (Layout::linkonce_output_name): Remove.
5723 (Layout::output_section_name): Rewrite.
5724 * layout.h (class Layout): Rename Linkonce_mapping to
5725 Section_name_mapping, linkonce_mapping to section_name_mapping,
5726 linkonce_mapping_count to section_name_mapping_count. Don't
5727 declare linkonce_output_name.
5729 2009-06-03 Doug Kwan <dougkwan@google.com>
5731 * gold/arm.cc (namespace utils): New.
5732 (Target_arm::reloc_is_non_pic): Define new method.
5733 (class Arm_relocate_functions): New.
5734 (Target_arm::Relocate::relocate): Handle relocation types used by
5737 2009-06-03 Ian Lance Taylor <iant@google.com>
5739 * arm.cc (Target_arm::scan::global): Use || instead of |.
5741 2009-06-02 Doug Kwan <dougkwan@google.com>
5743 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5744 issued_non_pic_error_.
5745 (class Target_arm::Scan): Declare new method check_non_pic.
5746 Define new method symbol_needs_plt_entry.
5747 Declare new data member issued_non_pic_error_.
5748 (class Target_arm::Relocate): Declare new method
5749 should_apply_static_reloc.
5750 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5751 (Target_arm::Scan::check_non_pic): Define new method.
5752 (Target_arm::Scan::local): Handle a small subset of reloc types used
5754 (Target_arm::Scan::local): Same.
5755 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5757 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5759 * incremental.cc (Incremental_inputs::report_command_line): Filter
5760 out --incremental-* options.
5762 2009-05-29 Doug Kwan <dougkwan@google.com>
5764 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5766 (class Target_arm): Update comment.
5767 (Target_arm::Target_arm): Initialize new data members GOT_,
5768 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5769 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5770 and Target_arm::rel_dyn_section.
5771 Declare new_enum Target_arm::Got_type.
5772 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5774 Update commments for member do_dynsym_value.
5775 (Target_arm::got_size, Target_arm::plt_section,
5776 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5777 new methods inside class defintion.
5778 (Target_arm::got_section): Define new method.
5779 (Target_arm::rel_dyn_section): Same.
5780 (Output_data_plt_arm): New template class.
5781 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5782 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5783 (Output_data_plt_arm::add_entry): Same.
5784 (Output_data_plt_arm::first_plt_entry): Define new
5785 static data member for PLT instruction template.
5786 (Output_data_plt_arm::plt_entry): Same.
5787 (Output_data_plt_arm::do_write): Define new method.
5788 (Target_arm::make_plt_entry): Same.
5789 (Target_arm::do_finalize_sections): Same.
5790 (Target_arm::do_dynsym_value): Same.
5792 2009-05-28 Doug Kwan <dougkwan@google.com>
5794 * Makefile.am (TARGETSOURCES): Add arm.cc.
5795 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5796 * Makefile.in: Regenerate.
5798 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5800 2009-05-26 Doug Kwan <dougkwan@google.com>
5802 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5803 (General_options::check_excluded_libs): Strip off directories in
5804 archive name before matching like GNU ld does.
5805 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5806 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5807 (exclude_libs_test_LDFLAGS): Add linker option
5808 -Wl,--exclude-libs,libexclude_libs_test_3
5809 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5810 an explicit archive without using -l.
5811 (alt/libexclude_libs_test_3.a): New make rule.
5812 * testsuite/Makefile.in: Regenerate.
5813 * testsuite/exclude_libs_test.c : Declare lib3_default().
5815 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5816 * exclude_libs_test_3.c: New file.
5818 2009-05-26 Nick Clifton <nickc@redhat.com>
5820 * po/id.po: New Indonesian translation.
5821 * po/gold.pot: Updated template file.
5823 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5825 * testsuite/Makefile.am: Add -ffunction-sections to compile
5826 gc_comdat_test files. Add -Wl,--gc-sections to build
5828 * testsuite/Makefile.in: Regenerate.
5829 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5831 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5833 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5834 kept comdat section was garbage collected.
5835 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5836 * testsuite/Makefile.in: Regenerate.
5837 * testsuite/gc_comdat_test.sh: New file.
5838 * testsuite/gc_comdat_test_1.cc: New file.
5839 * testsuite/gc_comdat_test_2.cc: New file.
5841 2009-05-19 Doug Kwan <dougkwan@google.com>
5843 * archive.cc (Archive::Archive): Move constructor from archive.h
5844 to here. Initialize no_export_.
5845 (Archive::get_elf_object_for_member): Set no_export flag of object.
5846 * archive.h (Archive::Archive): Move constructor body to
5848 (Archive::no_export): New method.
5849 (Archive::no_export_): New field.
5850 * object.h (Object::Object): Initialize no_export_ to false.
5851 (Object::no_export, Object::set_no_export): New methods.
5852 (Object::no_export_): New field.
5853 * options.cc (General_options::parse_exclude_libs): New method.
5854 (General_options::check_excluded_libs) Same.
5855 * options.h (exclude_libs): New option.
5856 (General_options::check_excluded_libs): New method declaration.
5857 (General_options::excluded_libs_): New field.
5858 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5859 default or protected visibility if an object has no-export flag set.
5860 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5861 (check_SCRIPTS): Add exclude_libs_test.sh.
5862 (check_DATA): Add exclude_libs_test.syms.
5863 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5864 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5865 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5866 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5867 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5868 libexclude_libs_test_2.a): New rules.
5869 * testsuite/Makefile.in: Regenerate.
5870 * testsuite/exclude_libs_test.c: New file.
5871 * testsuite/exclude_libs_test.sh: Ditto.
5872 * testsuite/exclude_libs_test_1.c: Ditto.
5873 * testsuite/exclude_libs_test_2.c: Ditto.
5875 2009-05-15 Ian Lance Taylor <iant@google.com>
5877 * configure.ac: Check for declarations for cases where libiberty.h
5878 checks HAVE_DECL_xxx.
5879 * configure, config.in: Rebuild.
5881 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5883 * gold.h (Incremental_argument_list): Remove (invalid) forward
5885 * incremental.cc (Incremental_inputs::report_achive): New method.
5886 (Incremental_inputs::report_object): New method.
5887 (Incremental_inputs::report_script): New method.
5888 (Incremental_inputs::finalize_inputs): New method.
5889 (Incremental_inputs::finalize): Call finalize_inputs().
5890 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5891 Create inputs entries.
5892 * incremental.h (Incremental_input_type): New enum.
5893 (Incremental_inputs::Incremental_input): Initialize new fields.
5894 (Incremental_inputs::report_inputs): New method.
5895 (Incremental_inputs::report_achive): New method.
5896 (Incremental_inputs::report_object): New method.
5897 (Incremental_inputs::report_script): New method.
5898 (Incremental_inputs::finalize_inputs): New method.
5899 (Incremental_inputs::Input_info): New struct.
5900 (Incremental_inputs::Input_info_map): New typedef.
5901 (Incremental_inputs::lock_): New field.
5902 (Incremental_inputs::Inputs_): New field.
5903 (Incremental_inputs::Inputs_map): New field.
5904 * main.cc (main): Call Incremental_input::report_inputs.
5905 * options.h (Input_argument_list): Typedef moved from
5907 (Input_file_group::Files): Remove, use ::Input_argument_list.
5908 (Input_file_group::Input_argument_list): Remove, use
5909 ::Input_argument_list.
5910 * plugin.cc (Plugin_manager::add_input_file): Add error in
5912 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5914 * script.cc (read_input_script): Call
5915 Incremental_input::report_script.
5916 * script.h (Script_info): New class.
5918 2009-04-27 Ian Lance Taylor <iant@google.com>
5920 * x86_64.cc (do_adjust_output_section): Set entsize to
5923 2009-04-23 Elliott Hughes <enh@google.com>
5925 * output.cc (Output_file::close): After short writes, continue
5926 writing from the correct offset in the buffer being written.
5928 2009-04-23 Chris Demetriou <cgd@google.com>
5930 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5931 * configure: Regenerate.
5932 * config.in: Regenerate.
5933 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5934 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5936 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5938 * incremental.cc (Incremental_inputs_header_data): Renamed from
5939 Incremental_input_header_data.
5940 (Incremental_inputs_header_data::data_size): New field.
5941 (Incremental_inputs_header_data::put_input_file_count): Renamed
5942 from input_file_count.
5943 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5944 from command_line_offset.
5945 (Incremental_inputs_header_data::put_reserved): Renamed from
5947 (Incremental_inputs_entry_data): Renamed from
5948 Incremental_input_entry_data.
5949 (Incremental_inputs_entry_data::data_size): New field.
5950 (Incremental_inputs::report_command_line): New method.
5951 (Incremental_inputs::finalize): New method.
5952 (Incremental_inputs::create_incremental_inputs_data): New method.
5953 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5954 * incremental.h: New file.
5955 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5956 (Layout::finalize): Create incremental inputs section in
5958 (Layout::create_incremental_info_sections): New method.
5959 * layout.h (Layout::incremental_inputs): New method.
5960 (Layout::create_incremental_info_sections): New method.
5961 (Layout::incremental_inputs_): New field.
5962 * main.cc (main): Notify Incremental_input of the command line.
5964 2009-04-01 Ian Lance Taylor <iant@google.com>
5965 Mikolaj Zalewski <mikolajz@google.com>
5967 * gold.h (reserve_unordered_map): Define, three versions, one for
5968 each version of Unordered_map.
5969 * layout.cc (Layout::Layout): Remove options parameter. Add
5970 number_of_input_files parameter. Don't initialize options_.
5971 Initialize number_of_input_files_ and resized_signatures_. Move
5972 sections_are_attached_.
5973 (Layout::layout_group): Reserve space for group_signatures_.
5974 (Layout::find_or_add_kept_section): Change name parameter to be a
5975 reference. Resize signatures_ map when it gets large enough.
5976 (Layout::layout_eh_frame): Use parameters->options() instead of
5978 (Layout::make_output_section): Likewise.
5979 (Layout::attach_allocated_section_to_segment): Likewise.
5980 (Layout::finalize, Layout::create_executable_stack): Likewise.
5981 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5982 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5983 * layout.h (class Layout): Update declarations. Remove options_
5984 field. Add number_of_input_files_ and resized_signatures_
5985 fields. Move sections_are_attached_ field.
5986 * main.cc (main): Pass number of input files to Layout
5987 constructor. Don't pass options.
5989 2009-03-30 Ian Lance Taylor <iant@google.com>
5991 * ffsll.c (ffsll): Correct implementation.
5993 2009-03-27 Ian Lance Taylor <iant@google.com>
5995 * ffsll.c: New file.
5996 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5997 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5998 * ftruncate.c (ftruncate): Declare before definition.
5999 * mremap.c (mremap): Likewise.
6000 * pread.c (pread): Likewise.
6001 * configure, Makefile.in, config.in: Rebuild.
6003 * mremap.c: New file.
6004 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6005 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6006 (mremap): Declare if HAVE_MREMAP is not defined.
6007 * configure, Makefile.in, config.in: Rebuild.
6009 2009-03-27 Cary Coutant <ccoutant@google.com>
6011 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6012 position independent.
6013 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6014 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6016 2009-03-24 Cary Coutant <ccoutant@google.com>
6018 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6020 (needs_dynamic_reloc): Likewise.
6022 2009-03-24 Ian Lance Taylor <iant@google.com>
6024 * yyscript.y (file_cmd): Recognize EXTERN.
6025 (extern_name_list, extern_name_list_body): New nonterminals.
6026 * script.cc (script_add_extern): Define.
6027 * script-c.h (script_add_extern): Declare.
6029 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6031 * object.cc (is_elf_object): Define.
6032 * object.h (is_elf_object): Declare.
6033 * archive.cc (Archive::get_elf_object_for_member): Call
6035 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6037 2009-03-24 Elliott Hughes <enh@google.com>
6039 * output.cc (Output_file::map_anonymous): Define.
6040 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6041 try an anonymous one. Report the size if the mmap fails.
6042 * output.h (class Output_file): Declare map_anonymous.
6044 2009-03-24 Ian Lance Taylor <iant@google.com>
6046 * target-select.cc (instantiate_target): Don't acquire the lock if
6047 the instantiated_target_ field has already been set.
6049 2009-03-23 Ian Lance Taylor <iant@google.com>
6051 * gold-threads.h (class Initialize_lock): Define.
6052 * gold-threads.cc (class Initialize_lock_once): Define.
6053 (initialize_lock_control): New static variable.
6054 (initialize_lock_pointer): New static variable.
6055 (initialize_lock_once): New static function.
6056 (Initialize_lock::Initialize_lock): Define.
6057 (Initialize_lock::initialize): Define.
6058 * target-select.h: Include "gold-threads.h".
6059 (class Target_selector): Add lock_ and initialize_lock_ fields.
6060 Don't define instantiate_target, just declare it.
6061 * target-select.cc (Target_selector::Target_selector): Initialize
6063 (Target_selector::instantiate_target): Define.
6064 * descriptors.h: Include "gold-threads.h".
6065 (class Descriptors): Add initialize_lock_ field.
6066 * descriptors.cc (Descriptors::Descriptors): Initialize new
6068 (Descriptors::open): Use initialize_lock_ field
6069 * errors.h (class Errors): Add initialize_lock_ field.
6070 * errors.cc (Errors::Errors): Initialize new field.
6071 (Errors::initialize_lock): Use initialize_lock_ field.
6072 * powerpc.cc (class Target_selector_powerpc): Remove
6073 instantiated_target_ field. In do_recognize call
6074 instantiate_target rather than do_instantiate_target. In
6075 do_instantiate_target just allocate a new target.
6076 * sparc.cc (class Target_selector_sparc): Likewise.
6078 * freebsd.h: New file.
6079 * i386.cc: Include "freebsd.h".
6080 (Target_i386): Derive from Target_freebsd rather than
6082 (Target_selector_i386): Derive from Target_selector_freebsd rather
6083 than Target_selector.
6084 * x86_64.cc: Include "freebsd.h".
6085 (Target_x86_64): Derive from Target_freebsd rather than
6087 (Target_selector_x86_64): Derive from Target_selector_freebsd
6088 rather than Target_selector.
6089 * target.h (class Target): Add adjust_elf_header and
6090 do_adjust_elf_header.
6091 * output.cc (Output_file_header:: do_sized_write): Call target
6092 adjust_elf_header routine.
6093 * configure.tgt: Set targ_osabi.
6094 * configure.ac: Define GOLD_DEFAULT_OSABI.
6095 * parameters.cc (Parameters::default_target): Pass
6096 GOLD_DEFAULT_OSABI to select_target.
6097 * target-select.h (class Target_selector): Make instantiate_target
6098 protected rather than private.
6099 * Makefile.am (HFILES): Add freebsd.h.
6100 * configure, Makefile.in, config.in: Rebuild.
6102 * merge.cc (do_add_input_section): Correct pend value. Change
6103 message about last entry not being null terminated from error to
6106 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6108 * incremental.cc: New file.
6109 * Makefile.am (CCFILES): Add incremental.cc.
6110 * Makefile.in: Rebuild.
6112 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6114 * layout.cc (Layout::output_section_name): Preserve names
6115 of '.note.' sections.
6117 2009-03-19 Ian Lance Taylor <iant@google.com>
6119 * descriptors.cc (Descriptors::open): Check that the options are
6120 valid before using them.
6122 2009-03-18 Ian Lance Taylor <iant@google.com>
6124 * script-sections.h: Include <list>.
6125 (class Script_sections): Change Sections_elements from std::vector
6126 to std::list. Typedef public Elements_iterator. Add
6127 orphan_section_placement_, data_segment_align_start_, and
6128 saw_data_segment_align_ fields. Remove data_segment_align_index_
6130 * script-sections.cc (class Orphan_section_placement): New class.
6131 (class Sections_element): Add virtual functions is_relro and
6132 orphan_section_init. Remove virtual function place_orphan_here.
6133 (class Output_section_definition): Add is_relro and
6134 orphan_section_init. Remove place_orphan_here.
6135 (class Orphan_output_section): Likewise.
6136 (Script_sections::Script_sections): Update for field changes.
6137 (Script_sections::data_segment_align): Set saw_data_segment_align_
6138 and data_segment_align_start_, not data_segment_align_index.
6139 (Script_sections::data_segment_relro_end): Check
6140 saw_data_segment_align_. Use data_segment_align_start_ rather
6141 than data_segment_align_index_.
6142 (Script_sections::place_orphan): Rewrite to use
6143 Orphan_section_placement.
6145 2009-03-17 Ian Lance Taylor <iant@google.com>
6147 * archive.cc (Archive::add_symbols): Check for a version attached
6148 to the symbol name in the archive map.
6149 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6150 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6151 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6152 (ver_test_11.a): New target.
6153 * testsuite/Makefile.in: Rebuild.
6155 * configure.ac: Check for chsize and posix_fallocate. Replace
6157 * ftruncate.c: New file, from gnulib.
6158 * output.cc (posix_fallocate): Define dummy version if not
6159 HAVE_POSIX_FALLOCATE.
6160 (Output_file::map): Call posix_fallocate rather than lseek and
6162 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6163 * configure, Makefile.in, config.in: Rebuild.
6165 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6167 * layout.h (Layout::create_note): Add section_name parameter.
6168 * layout.cc (Layout::create_note): Likewise.
6169 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6171 2009-03-17 Ian Lance Taylor <iant@google.com>
6173 * descriptors.cc: Include "options.h".
6174 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6175 (Descriptors::open): Always use O_CLOEXEC when opening a new
6176 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6177 then set FD_CLOEXEC.
6179 * sparc.cc (class Target_sparc): Add has_got_section.
6180 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6181 make sure we have a GOT section.
6183 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6184 (Target_sparc::Scan::local): Likewise.
6185 (Target_sparc::Scan::global): Likewise.
6186 (Target_sparc::Relocate::relocate): Likewise.
6187 (Target_sparc::Relocate::relocate_tls): Likewise.
6189 * symtab.cc (Symbol_table::define_default_version): New function,
6190 broken out of add_from_object.
6191 (Symbol_table::add_from_object): Call define_default_version.
6192 (Symbol_table::define_special_symbol): Add resolve_oldsym
6193 parameter. Change all callers. If the version for a symbol comes
6194 from a version script, resolve it with the symbol with the same
6195 name with no version. Also add the symbol without a version if
6197 (do_define_in_output_data): If resolving with oldsym, don't delete
6199 (do_define_in_output_segment): Likewise.
6200 (do_define_as_constant): Likewise.
6201 * symtab.h (class Symbol_table): Update declarations.
6203 2009-03-13 Ian Lance Taylor <iant@google.com>
6205 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6206 (Read_symbols::requeue): New function.
6207 (Read_symbols::do_read_symbols): If make_elf_object fails because
6208 the target type is not configured, and the file was searched for,
6209 issue a warning and retry with the next directory.
6210 (Add_symbols::run): If the file has an incompatible format, and
6211 it was searched for, requeue the Read_symbols task. On error,
6213 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6214 dirindex parameter to constructor. Change all callers. Declare
6215 incompatible_warning and requeue.
6216 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6217 input_argument_ and input_group_ fields. Add them to
6218 constructor. Change all callers.
6219 (class Read_script): Add dirindex_ field. Add it to constructor.
6221 * archive.cc (Archive::setup): Remove input_objects parameter.
6223 (Archive::get_file_and_offset): Likewise.
6224 (Archive::read_all_symbols): Likewise.
6225 (Archive::read_symbols): Likewise.
6226 (Archive::get_elf_object_for_member): Remove input_objects
6227 parameter. Add punconfigured parameter. Change all callers.
6228 (Archive::add_symbols): Change return type to bool. Check return
6229 value of include_member.
6230 (Archive::include_all_members): Likewise.
6231 (Archive::include_member): Change return type to bool. Return
6232 false if first included object has incompatible target. Set
6233 included_member_ field.
6234 (Add_archive_symbols::run): If add_symbols returns false, requeue
6236 * archive.h (class Archive): Add included_member_ field.
6237 Initialize it in constructor. Add input_file and searched_for
6238 methods. Update declarations.
6239 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6240 input_argument_ fields. Add them to constructor. Change all
6242 * script.cc: Include "target-select.h".
6243 (class Parser_closure): Add skip_on_incompatible_target_ and
6244 found_incompatible_target_ fields. Add
6245 skip_on_incompatible_target parameter to constructor. Change all
6246 callers. Add methods skip_on_incompatible_target,
6247 clear_skip_on_incompatible_target, found_incompatible_target, and
6248 set_found_incompatible_target.
6249 (read_input_script): Add dirindex parameter. Change all callers.
6250 If parser finds an incompatible target, requeue Read_symbols
6252 (script_set_symbol): Clear skip_on_incompatible_target in
6254 (script_add_assertion, script_parse_option): Likewise.
6255 (script_start_sections, script_add_phdr): Likewise.
6256 (script_check_output_format): New function.
6257 * script.h (read_input_script): Update declaration.
6258 * script-c.h (script_check_output_format): Declare.
6259 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6260 (ignore_cmd): Remove OUTPUT_FORMAT.
6261 * fileread.cc (Input_file::Input_file): Add explicit this.
6262 (Input_file::will_search_for): New function.
6263 (Input_file::open): Add pindex parameter. Change all callers.
6264 * fileread.h (class Input_file): Add input_file_argument method.
6265 Declare will_search_for. Update declarations.
6266 * object.cc (make_elf_object): Add punconfigured parameter.
6268 * object.h (class Object): Make input_file public. Add
6269 searched_for method.
6270 (make_elf_object): Update declaration.
6271 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6273 * dirsearch.h (class Dirsearch): Update declaration.
6274 * options.h (class General_options): Add --warn-search-mismatch.
6275 * parameters.cc (Parameters::is_compatible_target): New function.
6276 * parameters.h (class Parameters): Declare is_compatible_target.
6277 * workqueue.cc (Workqueue::add_blocker): New function.
6278 * workqueue.h (class Workqueue): Declare add_blocker.
6280 * fileread.cc (Input_file::open): Remove options parameter.
6282 (Input_file::open_binary): Likewise.
6283 * script.cc (read_input_script): Likewise.
6284 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6285 options parameter from constructor. Change all callers.
6286 (class Read_script): Likewise.
6287 * fileread.h (class Input_file): Update declarations.
6288 * script.h (read_input_script): Update declaration.
6290 2009-03-10 Nick Clifton <nickc@redhat.com>
6292 * po/es.po: New Spanish translation.
6294 2009-03-06 Cary Coutant <ccoutant@google.com>
6296 * options.cc (parse_short_option): Keep dash_z from registering itself.
6298 2009-03-03 Ian Lance Taylor <iant@google.com>
6301 * target-reloc.h (relocate_section): Pass output_section to
6303 * i386.cc (Target_i386::should_apply_static_reloc): Add
6304 output_section parameter. Change all callers.
6305 (Target_i386::Relocate::relocate): Add output_section parameter.
6306 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6307 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6308 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6309 * testsuite/two_file_shared.sh: New script.
6310 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6311 (check_DATA): Add two_file_shared.dbg.
6312 (two_file_shared.dbg): New target.
6313 * testsuite/Makefile.in: Rebuild.
6315 2009-03-01 Ian Lance Taylor <iant@google.com>
6317 * configure.ac: Check for byteswap.h.
6318 * configure: Rebuild.
6319 * config.in: Rebuild.
6321 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6323 * layout.cc (Layout::find_or_add_kept_section): New function.
6324 (Layout::add_comdat): Removed.
6325 * layout.h (struct Kept_section): Move out of class Layout.
6326 Remove trailing underscores from field names. Add group_sections
6327 field. Rename group_ field to is_group. Change all uses.
6328 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6329 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6330 comdat_groups_ field.
6331 (Sized_relobj::include_section_group): Use
6332 find_or_add_kept_section and Kept_section::group_sections.
6333 (Sized_relobj::include_linkonce_section): Likewise.
6334 * object.cc (class Sized_relobj): Don't define Comdat_group or
6335 Comdat_group_table. Remove find_comdat_group and
6336 add_comdat_group. Remove comdat_groups_ field.
6337 * plugin.cc (include_comdat_group): Use
6338 Layout::find_or_add_kept_section.
6340 2009-02-28 Ian Lance Taylor <iant@google.com>
6342 * README: --gc-sections and map files are now supported. Document
6343 some build requirements.
6346 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6347 relocatable link set the value of the section symbol to zero.
6348 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6349 relocatable link don't include the section address in the local
6352 2009-02-27 Ian Lance Taylor <iant@google.com>
6355 * options.h (class Search_directory): Add is_system_directory.
6356 (class General_options): Declare is_in_system_directory.
6357 * options.cc (get_relative_sysroot): Make static.
6358 (get_default_sysroot): Make static.
6359 (General_optoins::is_in_system_directory): New function.
6360 * fileread.cc (Input_file::is_in_system_directory): New function.
6361 * fileread.h (class Input_file): Declare is_in_system_directory.
6362 * object.h (class Object): Add is_in_system_directory.
6363 (class Input_objects): Remove system_library_directory_ field.
6364 * object.cc (Input_objects::add_object): Don't set
6365 system_library_directory_.
6366 (input_objects::found_in_system_library_directory): Remove.
6367 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6368 parameter. Change all callers.
6369 (Symbol_table::sized_write_globals): Likewise.
6370 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6371 Call Object::is_in_system_directory.
6372 * symtab.h (class Symbol_table): Update declarations.
6375 * descriptors.h (Open_descriptor): Add is_on_stack field.
6376 * descriptors.cc (Descriptors::open): If the descriptor is on the
6377 top of the stack, remove it. Initialize is_on_stack field.
6378 (Descriptors::release): Only add pod to stack if it is not on the
6380 (Descriptors::close_some_descriptor): Clear stack_next and
6384 * output.cc (Output_section::find_starting_output_address): Rename
6385 from starting_output_address; add PADDR parameter; change return
6387 * output.h (class Output_section): Declare
6388 find_starting_output_address instead of starting_output_address.
6389 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6390 section symbol for which we can't find a merge section.
6393 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6394 hidden or internal, force the symbol to be local.
6395 * resolve.cc (Symbol::override_visibility): Define.
6396 (Symbol::override_base): Use override_visibility.
6397 (Symbol_table::resolve): Likewise.
6398 (Symbol::override_base_with_special): Likewise.
6399 (Symbol_table::override_with_special): If the visibility is hidden
6400 or internal, force the symbol to be local.
6401 * symtab.h (class Symbol): Add set_visibility and
6402 override_visibility.
6403 * testsuite/ver_test_1.sh: New file.
6404 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6405 (check_DATA): Add ver_test_1.syms.
6406 (ver_test_1.syms): New target.
6407 * testsuite/Makefile.in: Rebuild.
6409 2009-02-25 Cary Coutant <ccoutant@google.com>
6411 * layout.cc (Layout::choose_output_section): Don't rename sections
6412 when using a linker script that has a SECTIONS clause.
6413 * Makefile.in: Regenerate.
6415 * testsuite/Makefile.am (script_test_5.sh): New test case.
6416 * testsuite/Makefile.in: Regenerate.
6417 * testsuite/script_test_5.cc: New file.
6418 * testsuite/script_test_5.sh: New file.
6419 * testsuite/script_test_5.t: New file.
6421 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6423 * archive.cc (Archive::include_member): Update calls to add_symbols.
6424 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6425 the Layout argument.
6426 * dynobj.h (do_add_symbols): Add the Layout argument.
6427 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6429 * object.h (Object::add_symbols): Add the Layout argument.
6430 (Object::do_add_symbols): Add the Layout argument.
6431 (Sized_relobj::do_add_symbols): Add the Layout argument.
6432 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6433 Unify the two versions.
6434 (Add_plugin_symbols): Remove.
6435 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6436 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6437 (Add_plugin_symbols): Remove.
6438 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6439 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6440 (Add_symbols::run): Make it work with Pulginobj.
6442 2009-02-06 Ian Lance Taylor <iant@google.com>
6444 * object.cc (Sized_relobj::do_layout): Make info message start
6445 with lower case letter.
6447 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6449 * binary.cc: Fix file comment.
6451 * options.h (enum Incremental_disposition): Define.
6452 (class General_options): Add new options: --incremental,
6453 --incremental_changed, --incremental_unchanged,
6454 --incremental_unknown. Add incremental_disposition_ and
6455 implicit_incremental_ fields.
6456 (General_options::incremental_disposition): New function.
6457 (class Position_dependent_options): Add incremental_disposition
6459 (Position_dependent_options::copy_from_options): Set incremental
6461 * options.cc (General_options::parse_incremental_changed): New
6463 (General_options::parse_incremental_unchanged): New function.
6464 (General_options::parse_incremental_unknown): New function.
6465 (General_options::General_options): Initialize new fields
6466 incremental_disposition_ and implicit_incremental_.
6467 (General_options::finalize): Check for uasge of --incremental-*
6468 without --incremental.
6470 2009-02-06 Chris Demetriou <cgd@google.com>
6472 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6473 pointer and to report location as the file name associated with
6475 (gold_undefined_symbol_at_location): New function to replace the
6476 old gold_undefined_symbol functionality.
6477 * target-reloc.h (relocate_section): Update to use
6478 gold_undefined_symbol_at_location.
6479 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6480 Call gold_undefined_symbol function rather than gold_error.
6481 * errors.h (Errors::undefined_symbol): Take location as a
6482 string, rather than calculating it from a relocation.
6483 * errors.cc (Errors::fatal): Print "fatal error:" before the
6485 (Errors::error, Errors::error_at_location): Print "error: "
6486 before the formatted message.
6487 (Errors::undefined_symbol): Take location as a string, rather
6488 than calculating it from a relocation.
6489 (gold_undefined_symbol_at_location): New function akin to
6490 old gold_undefined_symbol, calculates location from relocation.
6491 (gold_undefined_symbol): Change to take only a Symbol pointer
6492 and to report location as the file name associated with the symbol.
6493 * testsuite/debug_msg.sh: Update for changed error messages.
6494 * testsuite/undef_symbol.sh: Likewise.
6496 2009-02-04 Duncan Sands <baldrick@free.fr>
6499 * reduced_debug_output.h
6500 (Output_reduced_debug_abbrev_section::failed): Use format for
6502 (Output_reduced_debug_info_section::faild): Likewise.
6504 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6506 * script.cc (Lazy_demangler): New class.
6507 (Version_script_info::get_symbol_version_helper): Demangle a
6510 2009-01-29 Cary Coutant <ccoutant@google.com>
6512 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6514 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6516 2009-01-28 Ian Lance Taylor <iant@google.com>
6518 * version.cc (version_string): Bump to 1.9.
6520 * gold.h: Include <cstring> and <stdint.h>.
6521 * version.cc: Include <cstdio>.
6522 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6524 * reduced_debug_output.cc (insert_into_vector): Rename from
6525 Insert_into_vector; change all callers. Use Swap_unaligned to
6526 avoid aliasing issue; remove union since it is unnecessary.
6528 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6530 * Makefile.am (CCFILES): Add gc.cc.
6532 * Makefile.in: Regenerate.
6533 * gold.cc (Gc_runner): New class.
6534 (queue_initial_tasks): Call garbage collection related tasks
6535 when corresponding options are invoked.
6536 (queue_middle_gc_tasks): New function.
6537 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6538 processed early before laying out sections during garbage collection.
6539 * gold.h (queue_middle_gc_tasks): New function.
6540 (is_prefix_of): Move from "layout.cc".
6541 * i386.cc (Target_i386::gc_process_relocs): New function.
6542 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6543 * main.cc (main): Create object of class "Garbage_collection".
6544 * object.cc (Relobj::copy_symbols_data): New function.
6545 (Relobj::is_section_name_included): New function.
6546 (Sized_relobj::do_layout): Allow this function to be called twice
6547 during garbage collection and defer layout of section during the
6549 * object.h (Relobj::get_symbols_data): New function.
6550 (Relobj::is_section_name_included): New function.
6551 (Relobj::copy_symbols_data): New function.
6552 (Relobj::set_symbols_data): New function.
6553 (Relobj::get_relocs_data): New function.
6554 (Relobj::set_relocs_data): New function.
6555 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6556 (Relobj::gc_process_relocs): New function.
6557 (Relobj::do_gc_process_relocs): New pure virtual function.
6558 (Relobj::sd_): New data member.
6559 (Sized_relobj::is_output_section_offset_invalid): New function.
6560 (Sized_relobj::do_gc_process_relocs): New function.
6561 * options.h (General_options::gc_sections): Modify to not be a no-op.
6562 (General_options::print_gc_sections): New option.
6563 * plugin.cc (Plugin_finish::run): Remove function call to
6564 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6565 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6566 * reloc.cc (Read_relocs::run): Add task to process relocs and
6567 determine unreferenced sections when doing garbage collection.
6568 (Gc_process_relocs): New class.
6569 (Sized_relobj::do_gc_process_relocs): New function.
6570 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6571 sections that are garbage collected.
6572 * reloc.h (Gc_process_relocs): New class.
6573 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6574 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6575 symbols whose corresponding sections are garbage collected.
6576 (Symbol_table::Symbol_table): Add new parameter for the garbage
6578 (Symbol_table::gc_mark_undef_symbols): New function.
6579 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6580 (Symbol_table::gc_mark_dyn_syms): New function.
6581 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6583 (Symbol_table::add_from_object): Likewise.
6584 (Symbol_table::add_from_relobj): When building shared objects, do not
6585 treat externally visible symbols as garbage.
6586 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6587 table information for static and relocatable links.
6588 * symtab.h (Symbol_table::set_gc): New function.
6589 (Symbol_table::gc): New function.
6590 (Symbol_table::gc_mark_undef_symbols): New function.
6591 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6592 (Symbol_table::gc_mark_dyn_syms): New function.
6593 (Symbol_table::gc_): New data member.
6594 * target.h (Sized_target::gc_process_relocs): New pure virtual
6596 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6597 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6599 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6601 * options.h (General_options::gc_sections): Define as a no-op for now.
6602 (General_options::no_keep_memory): Ditto.
6603 (General_options::Bshareable): Define.
6604 * options.cc (General_options::finalize): Honor -Bshareable.
6606 2009-01-20 Andreas Schwab <schwab@suse.de>
6608 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6609 read the value in the contents, since we don't use it. Use the
6610 template endianness when writing.
6611 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6613 2009-01-19 Andreas Schwab <schwab@suse.de>
6615 * configure.tgt (powerpc64-*): Fix targ_obj.
6617 2009-01-15 Ian Lance Taylor <iant@google.com>
6619 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6620 local symbols when stripping all symbols.
6622 2009-01-14 Cary Coutant <ccoutant@google.com>
6624 * output.cc (Output_reloc): Add explicit instantiations.
6626 2009-01-14 Cary Coutant <ccoutant@google.com>
6628 * archive.cc (Archive::get_elf_object_for_member): Remove call
6629 to File_read::claim_for_plugin.
6630 * descriptors.cc (Descriptors::open): Remove reference to
6632 (Descriptors::claim_for_plugin): Remove.
6633 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6634 (Descriptors::is_claimed): Remove.
6635 (claim_descriptor_for_plugin): Remove.
6636 * fileread.cc (File_read::claim_for_plugin): Remove.
6637 * fileread.h (File_read::claim_for_plugin): Remove.
6638 (File_read::descriptor): Reopen descriptor if necessary.
6639 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6640 (Plugin_manager::all_symbols_read): Add task parameter. Change
6642 (Plugin_manager::get_input_file): New function.
6643 (Plugin_manager::release_input_file): New function.
6644 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6645 corresponding data member.
6646 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6647 and pass to base constructor. Change all callers.
6648 (get_input_file, release_input_file): New functions.
6649 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6650 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6651 (Plugin_manager::all_symbols_read): Add task parameter.
6652 (Plugin_manager::get_input_file): New function.
6653 (Plugin_manager::release_input_file): New function.
6654 (Plugin_manager::task_): New data member.
6655 (Pluginobj::Pluginobj): Add filesize parameter.
6656 (Pluginobj::filename): New function.
6657 (Pluginobj::descriptor): New function.
6658 (Pluginobj::filesize): New function.
6659 (Pluginobj::filesize_): New data member.
6660 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6661 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6662 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6664 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6665 with archive libraries.
6666 * testsuite/Makefile.in: Regenerate.
6667 * testsuite/plugin_test.c (struct sym_info): New type.
6668 (get_input_file, release_input_file): New static variables.
6669 (onload): Capture new transfer vector entries.
6670 (claim_file_hook): Stop reading at end of file according to filesize.
6671 Factor out parsing of readelf output into separate function.
6672 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6673 APIs and get the source file name from the symbol table. Convert
6674 source file name to corresponding object file name. Print info
6675 message when adding new input files.
6676 (parse_readelf_line): New function.
6677 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6678 * testsuite/plugin_test_2.sh: Likewise.
6679 * testsuite/plugin_test_3.sh: Likewise.
6680 * testsuite/plugin_test_4.sh: New test case.
6682 2009-01-07 Ian Lance Taylor <iant@google.com>
6684 * version.cc (version_string): Bump to 1.8.
6686 2008-12-23 Cary Coutant <ccoutant@google.com>
6688 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6689 * plugin.cc (Plugin_manager::finish): Rename as
6690 layout_deferred_objects. Move cleanup to separate function.
6691 (Plugin_manager::cleanup): New function.
6692 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6694 * plugin.h (Plugin_manager::finish): Rename as
6695 layout_deferred_objects.
6696 (Plugin_manager::cleanup): New function.
6697 (Plugin_manager::cleanup_done): New field.
6699 2008-12-23 Cary Coutant <ccoutant@google.com>
6701 * plugin.cc (is_visible_from_outside): New function.
6702 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6703 so we don't return "IR only" status for exported symbols or -r links.
6705 * testsuite/Makefile.am (plugin_test_3): New test case.
6706 * testsuite/Makefile.in: Regenerate.
6707 * testsuite/plugin_test_3.sh: New file.
6709 2008-12-22 Cary Coutant <ccoutant@google.com>
6711 * object.cc (Sized_relobj::layout_section): New function.
6712 (Sized_relobj::do_layout): Defer layout of input sections until after
6713 plugin has provided replacement files.
6714 (Sized_relobj::do_layout_deferred_sections): New function.
6715 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6716 (Relobj::layout_deferred_sections): New function.
6717 (Relobj::do_layout_deferred_sections): New function.
6718 (Sized_relobj::do_layout_deferred_sections): New function.
6719 (Sized_relobj::layout_section): New function.
6720 (Sized_relobj::Deferred_layout): New structure.
6721 (Sized_relobj::deferred_layout_): New field.
6722 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6723 Change all callers. Layout deferred sections.
6724 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6726 (Plugin_hook::run): Move code from do_plugin_hook inline.
6727 (Plugin_hook::do_plugin_hook): Remove.
6728 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6729 (Plugin_manager::finish): Renamed, was cleanup.
6730 (Plugin_manager::should_defer_layout): New function.
6731 (Plugin_manager::add_deferred_layout_object): New function.
6732 (Plugin_manager::Deferred_layout_list): New type.
6733 (Plugin_manager::deferred_layout_objects_): New field.
6734 (Plugin_hook::do_plugin_hook): Remove.
6736 2008-12-17 Ian Lance Taylor <iant@google.com>
6738 * options.h (class General_options): Add --no case for
6741 2008-12-16 Cary Coutant <ccoutant@google.com>
6743 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6745 (Plugin_manager::claim_file): Create plugin object even if
6746 plugin did not call the add_symbols callback.
6747 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6748 asking for more symbols than were added.
6749 * testsuite/Makefile.am (plugin_test_1): Add test case with
6751 (empty.syms): New target.
6752 * testsuite/Makefile.in: Regenerate.
6753 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6754 message. Don't call add_symbols if no globals.
6755 (all_symbols_read_hook): Don't provide replacement for empty
6758 2008-12-12 Ian Lance Taylor <iant@google.com>
6760 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6761 r_type == 0 for a local symbol with r_sym == 0.
6762 (scan_relocatable_relocs): Pass r_sym to
6763 local_non_section_strategy.
6764 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6767 * configure.ac: Update test for TLS descriptors: they are
6768 supported as of glibc 2.9.
6769 * configure: Rebuild.
6771 2008-12-11 Ian Lance Taylor <iant@google.com>
6774 * target-reloc.h (Default_scan_relocatable_relocs): For each
6775 function, map r_type == 0 to RELOC_DISCARD.
6777 2008-12-10 Cary Coutant <ccoutant@google.com>
6779 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6780 object to override a kept COMDAT group from a plugin object.
6782 2008-12-09 Ian Lance Taylor <iant@google.com>
6785 * yyscript.y (file_cmd): Handle INPUT.
6787 * testsuite/initpri1.c: Change all declarations to be full
6788 prototypes by adding void, to avoid compiler warnings.
6790 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6792 * options.cc (General_options::parse_plugin_opt): New.
6793 (General_options::add_plugin): The argument now is just the filename.
6794 (General_options::add_plugin_option): New.
6795 * options.h (plugin_opt): New.
6796 (add_plugin): Change argument name.
6797 (add_plugin_option): New.
6798 * plugin.cc (Plugin::load): Don't parse the plugin option.
6799 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6800 (Plugin::add_option): New.
6801 (Plugin::args_): Change type.
6802 (Plugin::filename_): New.
6803 (Plugin_manager::add_plugin_option): New.
6804 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6805 * testsuite/Makefile.in: Regenerate.
6807 2008-12-05 Cary Coutant <ccoutant@google.com>
6809 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6810 Handle --strip-lto-sections option.
6811 * options.h (strip_lto_sections): New option.
6813 2008-12-01 Cary Coutant <ccoutant@google.com>
6815 * plugin.cc (ld_plugin_message): Change format parameter to const.
6816 Fix mismatch between new[] and delete.
6818 2008-11-14 Cary Coutant <ccoutant@google.com>
6820 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6823 2008-11-05 Craig Silverstein <csilvers@google.com>
6825 * options.cc (General_options::parse_dynamic_list): New function.
6826 * options.h (General_options): New flags dynamic_list,
6827 dynamic_list_data, dynamic_list_cpp_new, and
6828 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6829 (General_options::in_dynamic_list): New function.
6830 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6831 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6832 (Lex::can_continue_name): Likewise.
6834 (read_script_file): New parameter script_options.
6835 (read_dynamic_list): New function.
6836 (Script_options::define_dynamic_list): New function.
6837 (dynamic_list_keyword_parsecodes): New variable.
6838 (dynamic_list_keywords): New variable.
6839 * script.h (Script_options::define_dynamic_list): New function
6841 (read_dynamic_list): New function prototype.
6842 * symtab.cc (strprefix): New macro.
6843 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6844 dynamic_list_data, dynamic_list_cpp_new, and
6845 dynamic_list_cpp_typeinfo.
6846 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6847 (dynamic_list_expr): New rule.
6848 (dynamic_list_nodes): Likewise.
6849 (dynamic_list_node): Likewise.
6850 * testsuite/Makefile.am (dynamic_list): New test.
6851 * testsuite/Makefile.in: Regenerated.
6852 * testsuite/dynamic_list.t: New file.
6853 * testsuite/dynamic_list.sh: New file.
6855 2008-11-05 Craig Silverstein <csilvers@google.com>
6857 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6858 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6859 (t11_last): Likewise.
6860 * testsuite/ver_test_6.c (main): Likewise.
6862 2008-10-07 Cary Coutant <ccoutant@google.com>
6864 * options.c (General_options::finalize): Add check for -static and
6866 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6869 2008-10-02 Cary Coutant <ccoutant@google.com>
6871 * plugin.cc (make_sized_plugin_object): Fix conditional
6872 compilation to work when not all targets are enabled.
6874 2008-09-29 Cary Coutant <ccoutant@google.com>
6876 * archive.cc (Archive::get_file_and_offset): Use filename instead
6877 of name to get library path.
6878 (Archive::include_member): Unlock external member of a thin archive.
6880 * testsuite/Makefile.am (TEST_AR): New variable.
6881 (thin_archive_test_1): New test.
6882 (thin_archive_test_2): New test.
6883 * testsuite/Makefile.in: Regenerate.
6884 * testsuite/thin_archive_main.cc: New file.
6885 * testsuite/thin_archive_test_1.cc: New file.
6886 * testsuite/thin_archive_test_2.cc: New file.
6887 * testsuite/thin_archive_test_3.cc: New file.
6888 * testsuite/thin_archive_test_4.cc: New file.
6890 2008-09-29 Cary Coutant <ccoutant@google.com>
6892 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6893 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6895 (Sized_relobj::do_finalize_local_symbols): Likewise.
6896 (Sized_relobj::map_to_kept_section): Likewise.
6897 * object.h (Sized_relobj::invalid_address): New constant.
6898 (Sized_relobj::do_output_section_offset): Check for invalid_address
6900 * output.cc (Output_reloc::local_section_offset): Use constant
6901 invalid_address instead of -1U.
6902 (Output_reloc::get_address): Likewise.
6903 (Output_section::output_address): Change -1U to -1ULL.
6904 * output.h (Output_reloc::invalid_address): New constant.
6905 * reloc.cc (Sized_relobj::write_sections): Use constant
6906 invalid_address instead of -1U.
6907 (Sized_relobj::relocate_sections): Likewise.
6908 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6909 values for merge sections.
6910 * target-reloc.h (relocate_for_relocatable): Use constant
6911 invalid_address instead of -1U.
6913 2008-09-19 Cary Coutant <ccoutant@google.com>
6915 Add plugin functionality for link-time optimization (LTO).
6916 * configure.ac (plugins): Add --enable-plugins option.
6917 * configure: Regenerate.
6918 * config.in: Regenerate.
6919 * Makefile.am (LIBDL): New variable.
6920 (CCFILES): Add plugin.cc.
6921 (HFILES): Add plugin.h.
6922 (ldadd_var): Add LIBDL.
6923 * Makefile.in: Regenerate.
6925 * archive.cc: Include "plugin.h".
6926 (Archive::setup): Don't preread archive symbols when using a plugin.
6927 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6928 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6930 (Archive::include_member): Add symbols from plugin objects.
6931 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6932 * descriptors.cc (Descriptors::open): Check for file descriptors
6933 abandoned by plugins.
6934 (Descriptors::claim_for_plugin): New function.
6935 * descriptors.h (Descriptors::claim_for_plugin): New function.
6936 (Open_descriptor::is_claimed): New field.
6937 (claim_descriptor_for_plugin): New function.
6938 * fileread.cc (File_read::claim_for_plugin): New function.
6939 * fileread.h (File_read::claim_for_plugin): New function.
6940 (File_read::descriptor): New function.
6941 * gold.cc: Include "plugin.h".
6942 (queue_initial_tasks): Add task to call plugin hooks for generating
6944 * main.cc: Include "plugin.h".
6945 (main): Load plugin libraries.
6946 * object.h (Pluginobj): Declare.
6947 (Object::pluginobj): New function.
6948 (Object::do_pluginobj): New function.
6949 (Object::set_target): New function.
6950 * options.cc: Include "plugin.h".
6951 (General_options::parse_plugin): New function.
6952 (General_options::General_options): Initialize plugins_ field.
6953 (General_options::add_plugin): New function.
6954 * options.h (Plugin_manager): Declare.
6955 (General_options): Add --plugin option.
6956 (General_options::has_plugins): New function.
6957 (General_options::plugins): New function.
6958 (General_options::add_plugin): New function.
6959 (General_options::plugins_): New field.
6960 * plugin.cc: New file.
6961 * plugin.h: New file.
6962 * readsyms.cc: Include "plugin.h".
6963 (Read_symbols::do_read_symbols): Check for archive before checking
6964 for ELF file. Call plugin hooks to claim files.
6965 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6966 from a real object file; force override when processing replacement
6968 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6969 (Symbol::init_base_object): Likewise.
6970 (Symbol::init_base_output_data): Likewise.
6971 (Symbol::init_base_output_segment): Likewise.
6972 (Symbol::init_base_constant): Likewise.
6973 (Symbol::init_base_undefined): Likewise.
6974 (Symbol::output_section): Assert that object is not a plugin.
6975 (Symbol_table::add_from_pluginobj): New function.
6976 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6978 (Symbol_table::sized_write_globals): Likewise.
6979 (Symbol_table::add_from_pluginobj): Instantiate template.
6980 * symtab.h (Sized_pluginobj): Declare.
6981 (Symbol::in_real_elf): New function.
6982 (Symbol::set_in_real_elf): New function.
6983 (Symbol::in_real_elf_): New field.
6984 (Symbol_table::add_from_pluginobj): New function.
6986 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6987 (LIBDL): New variable.
6989 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6990 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6991 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6992 (MOSTLYCLEANFILES): Likewise.
6993 * testsuite/Makefile.in: Regenerate.
6994 * testsuite/plugin_test.c: New file.
6995 * testsuite/plugin_test_1.sh: New file.
6996 * testsuite/plugin_test_2.sh: New file.
6998 2008-09-16 Ian Lance Taylor <iant@google.com>
7000 * target-reloc.h (relocate_section): Check whether a symbol is
7001 defined by the ABI before reporting an undefined symbol error.
7002 * target.h (Target::is_defined_by_abi): Make parameter const.
7003 (Target::do_is_defined_by_abi): Likewise.
7004 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7005 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7006 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7007 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7008 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7009 * testsuite/Makefile.in: Rebuild.
7011 * fileread.cc (make_view): Add casts to avoid warning.
7013 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7015 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7016 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7018 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7020 * options.h (General_options::output_is_executable): New.
7021 (General_options::output_is_pie): New.
7022 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7023 for shared libraries.
7024 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7026 2008-09-11 Chris Demetriou <cgd@google.com>
7028 * options.h (origin): New -z option.
7029 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7030 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7033 2008-09-05 Cary Coutant <ccoutant@google.com>
7035 * fileread.cc (File_read::make_view): Add check for attempt to map
7038 2008-09-05 Cary Coutant <ccoutant@google.com>
7040 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7041 explicit instantiations.
7043 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7046 * options.cc (General_options::finalize): Allow undefined symbols
7047 in shlibs if linking -shared.
7050 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7051 symbols as not needing a dynsym entry.
7053 2008-08-20 Craig Silverstein <csilvers@google.com>
7055 * fileread.cc (File_read::open): Do not lock the file unless it
7056 was successfully opened.
7058 2008-08-14 Cary Coutant <ccoutant@google.com>
7060 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7061 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7062 * testsuite/tls_test.cc (struct int128): 128-bit struct
7063 for testing TLS relocs with non-zero addend.
7064 (v12): New TLS variable.
7066 (t_last): Add check for v12.
7067 * testsuite/tls_test.h (t12): New function.
7068 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7070 2008-08-13 Ian Lance Taylor <iant@google.com>
7072 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7073 set tls_segment_ or relro_segment_.
7074 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7076 * output.h (Output_section::clear_is_relro): New function.
7077 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7078 sections specially even when output_data_ is empty.
7079 (Output_segment::maximum_alignment): When first section is relro,
7080 only force alignment for PT_LOAD segments.
7081 * script.cc (script_data_segment_align): New function.
7082 (script_data_segment_relro_end): New function.
7083 * script-c.h (script_data_segment_align): Declare.
7084 (script_data_segment_relro_end): Declare.
7085 * script-sections.h (class Script_sections): Declare
7086 data_segment_align and data_segment_relro_end. Add fields
7087 segment_align_index_ and saw_relro_end_.
7088 * script-sections.cc (class Sections_element): Add set_is_relro
7089 virtual function. Add new bool* parameter to place_orphan_here.
7090 Add get_output_section virtual function.
7091 (class Output_section_definition): Add set_is_relro. Add new
7092 bool* parameter to place_orphan_here. Add get_output_section.
7093 Add is_relro_ field.
7094 (Output_section_definition::Output_section_definition): Initialize
7095 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7096 and is_relro_ fields.
7097 (Output_section_definition::place_orphan_here): Add is_relro
7099 (Output_section_definition::set_section_addresses): Set relro for
7101 (Output_section_definition::alternate_constraint): Likewise.
7102 (class Orphan_output_section): Add new bool* parameter to
7103 place_orphan_here. Add get_output_section.
7104 (Orphan_output_section::place_orphan_here): Add is_relro
7106 (Script_sections::Script_sections): Initialize
7107 data_segment_align_index_ and saw_relro_end_.
7108 (Script_sections::data_segment_align): New function.
7109 (Script_sections::data_segment_relro_end): New function.
7110 (Script_sections::place_orphan): Set or clear is_relro.
7111 (Script_sections::set_section_addresses): Force alignment of first
7113 * yyscript.y (exp): Call script_data_segment_align and
7114 script_data_segment_relro_end.
7115 * testsuite/relro_script_test.t: New file.
7116 * testsuite/relro_test.cc (using_script): Declare.
7117 (t1, t2): Test using_script.
7118 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7119 (relro_script_test_SOURCES): Define.
7120 (relro_script_test_DEPENDENCIES): Define.
7121 (relro_script_test_LDFLAGS): Define.
7122 (relro_script_test_LDADD): Define.
7123 (relro_script_test.so): New target.
7124 * testsuite/Makefile.in: Rebuild.
7126 2008-08-06 Cary Coutant <ccoutant@google.com>
7128 * archive.cc (Archive::total_archives, Archive::total_members)
7129 (Archive::total_members_loaded): New variables.
7130 (Archive::setup): Add parameter. Add option to preread
7132 (Archive::read_armap): Add counter.
7133 (Archive::get_file_and_offset): New function.
7134 (Archive::get_elf_object_for_member): New function.
7135 (Archive::read_all_symbols): New function.
7136 (Archive::read_symbols): New function.
7137 (Archive::add_symbols): Add counters.
7138 (Archive::include_all_members): Use armap to find members if it's
7140 (Archive::include_member): Skip reading symbols if already read.
7141 Factored code into Archive::get_file_and_offset and
7142 Archive::get_elf_object_for_member. Changed call to
7143 Mapfile::report_include_archive_member.
7144 (Archive::print_stats): New function.
7145 * archive.h: Declare Object and Read_symbols_data classes.
7146 (Archive::Archive): Add initializers for new members.
7147 (Archive::setup): Add parameter.
7148 (Archive::print_stats): New function.
7149 (Archive::total_archives, Archive::total_members)
7150 (Archive::total_members_loaded): New variables.
7151 (Archive::get_file_and_offset): New function.
7152 (Archive::get_elf_object_for_member): New function.
7153 (Archive::read_all_symbols): New function.
7154 (Archive::read_symbols): New function.
7155 (Archive::Archive_member): New class.
7156 (Archive::members_): New member.
7157 (Archive::num_members_): New member.
7158 * main.cc: Include archive.h.
7159 (main): Call Archive::print_stats.
7160 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7161 archive parameter; member_name is now the fully-decorated name.
7162 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7163 * options.h: (General_options): Add --preread-archive-symbols option.
7164 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7167 2008-08-04 Ian Lance Taylor <iant@google.com>
7169 * symtab.h (Symbol::use_plt_offset): New function.
7170 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7171 * powerpc.cc (Relocate::relocate): Likewise.
7172 * sparc.cc (Relocate::relocate): Likewise.
7173 * x86_64.cc (Relocate::relocate): Likewise.
7174 * testsuite/weak_plt.sh: New test.
7175 * testsuite/weak_plt_main.cc: New test.
7176 * testsuite/weak_plt_shared.cc: New test.
7177 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7178 (check_PROGRAMS): Add weak_plt.
7179 (check_DATA): Add weak_plt_shared.so.
7180 (weak_plt_main_pic.o, weak_plt): New targets.
7181 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7182 * testsuite/Makefile.in: Rebuild.
7184 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7186 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7187 * testsuite/Makefile.in: Rebuild.
7189 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7191 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7192 * Makefile.in: Regenerate.
7193 * po/POTFILES.in: Regenerate.
7195 2008-07-29 Ian Lance Taylor <iant@google.com>
7197 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7198 symbols before other symbols.
7199 * testsuite/script_test_2.cc (test_addr): Declare.
7200 (test_addr_alias): Declare.
7201 (main): Check that test_addr and test_addr_alias have the right
7203 * testsuite/script_test_2.t: Define test_addr_alias and
7206 2008-07-24 Ian Lance Taylor <iant@google.com>
7209 * descriptors.cc: New file.
7210 * descriptors.h: New file.
7211 * gold-threads.h (class Hold_optional_lock): New class.
7212 * fileread.cc: Include "descriptors.h".
7213 (File_read::~File_read): Release descriptor rather than closing
7215 (File_read::open) [file]: Call open_descriptor rather than open.
7216 Set is_descriptor_opened_.
7217 (File_read::open) [memory]: Assert that descriptor is not open.
7218 (File_read::reopen_descriptor): New function.
7219 (File_read::release): Release descriptor.
7220 (File_read::do_read): Make non-const. Reopen descriptor.
7221 (File_read::read): Make non-const.
7222 (File_read::make_view): Reopen descriptor.
7223 (File_read::do_readv): Likewise.
7224 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7225 Update declarations.
7226 * layout.cc: Include "descriptors.h".
7227 (Layout::create_build_id): Use open_descriptor rather than open.
7228 * output.cc: Include "descriptors.h".
7229 (Output_file::open): Use open_descriptor rather than open.
7230 * archive.cc (Archive::const_iterator): Change Archive to be
7232 (Archive::begin, Archive::end): Make non-const.
7233 (Archive::count_members): Likewise.
7234 * archive.h (class Archive): Update declarations.
7235 * object.h (Object::read): Make non-const.
7236 * Makefile.am (CCFILES): Add descriptors.cc.
7237 (HFILES): Add descriptors.h.
7238 * Makefile.in: Rebuild.
7241 * gold.h: Always include <clocale>. Add Solaris workarounds
7242 following code in binutils/sysdep.h.
7245 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7246 this->eh_frame_hdr_ is NULL before using it.
7248 * dynobj.cc (Versions::Versions): Update comment.
7250 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7251 the base version name.
7253 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7254 array size plus one.
7255 (Stringpool_template::set_string_offsets): Subtract one from key
7256 before using it as an array index.
7257 (Stringpool_template::get_offset_with_length): Likewise.
7258 (Stringpool_template::write_to_buffer): Likewise.
7259 * stringpool.h (Stringpool_template::get_offset_from_key):
7262 2008-07-23 Ian Lance Taylor <iant@google.com>
7265 * object.h (Merged_symbol_value::value): Do our best to handle a
7269 * script.cc (Version_script_info::get_versions): Don't add empty
7270 version tag to return value.
7271 (Version_script_info::get_symbol_version_helper): Change return
7272 type to bool. Add pversion parameter. Change all callers.
7273 (script_register_vers_node): Don't require a non-NULL tag.
7274 * script.h (class Version_script_info): Update declarations.
7275 (Version_script_info::get_symbol_version): Change return type to
7276 bool. Add version parameter. Change all callers.
7277 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7278 handling. Handle an empty version from a version script.
7279 (Symbol_table::define_special_symbol): Likewise.
7280 * testsuite/ver_test_10.script: New file.
7281 * testsuite/ver_test_10.sh: New file.
7282 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7283 (check_DATA): Add ver_test_10.syms.
7284 (ver_test_10.syms, ver_test_10.so): New target.
7285 * testsuite/Makefile.in: Rebuild.
7287 2008-07-23 Simon Baldwin <simonb@google.com>
7289 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7290 to zero for undefined symbols from dynamic libraries.
7292 2008-07-23 Ian Lance Taylor <iant@google.com>
7294 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7296 * symtab.h (class Symbol_table): Update declaration.
7297 * testsuite/ver_test_9.cc: New file.
7298 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7299 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7300 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7301 (ver_test_9.so, ver_test_9.o): New targets.
7302 * testsuite/Makefile.in: Rebuild.
7304 2008-07-22 Ian Lance Taylor <iant@google.com>
7306 * options.h (class General_options): Define --check-sections.
7307 * layout.cc (Layout::set_segment_offsets): Handle
7310 * options.h (class General_options): Define -n/--nmagic and
7312 * options.cc (General_options::finalize): For -n/--nmagic or
7313 -N/--omagic, set -static.
7314 * layout.cc (Layout::attach_allocated_section_to_segment): If
7315 -N/--omagic, don't put read-only and read-write sections in
7317 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7318 finding a read-only segment.
7319 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7320 don't set the minimum segment alignment to the common page size,
7321 and don't set the file offset to the address modulo the page size.
7322 * script-sections.cc (Script_sections::create_segments): If
7323 -n/--omagic, don't put read-only and read-write sections in
7326 * cref.cc: New file.
7328 * options.h (class General_options): Add --print-symbol-counts.
7329 * main.cc (main): Issue defined symbol report if requested.
7330 * archive.cc (Archive::interpret_header): Make into a const member
7332 (Archive::add_symbols): Call Input_objects::archive_start and
7334 (Archive::const_iterator): Define new class.
7335 (Archive::begin, Archive::end): New functions.
7336 (Archive::include_all_members): Rewrite to use iterator.
7337 (Archive::count_members): New function.
7338 * archive.h (class Archive): Update declarations.
7339 (Archive::filename): New function.
7340 * object.cc: Include "cref.h".
7341 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7342 (Sized_relobj::do_get_global_symbol_counts): New function.
7343 (Input_objects::add_object): Add object to cross-referencer.
7344 (Input_objects::archive_start): New function.
7345 (Input_objects::archive_stop): New function.
7346 (Input_objects::print_symbol_counts): New function.
7347 * object.h: Declare Cref and Archive.
7348 (Object::get_global_symbol_counts): New function.
7349 (Object::do_get_global_symbol_counts): New pure virtual function.
7350 (class Sized_relobj): Add defined_count_ field. Update
7352 (class Input_objects): Add cref_ field. Update constructor.
7353 Update declarations.
7354 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7356 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7358 (Sized_dynobj::do_get_global_symbol_counts): New function.
7359 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7360 defined_count_. Update declarations. Define Symbols typedef.
7361 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7362 parameter. Change all callers.
7363 (Symbol_table::add_from_dynobj): Add sympointers and defined
7364 parameters. Change all callers.
7365 * symtab.h (class Symbol_table): Update declarations.
7366 * Makefile.am (CCFILES): Add cref.cc.
7367 (HFILES): Add cref.h.
7368 * Makefile.in: Rebuild.
7370 2008-07-22 Simon Baldwin <simonb@google.com>
7372 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7373 to zero when writing undefined symbols.
7375 2008-07-22 Ian Lance Taylor <iant@google.com>
7377 * output.cc (Output_section::add_input_section): Don't try to
7378 merge empty merge sections.
7380 2008-07-21 Craig Silverstein <csilvers@google.com>
7382 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7383 Include symbol version in error message.
7385 2008-07-20 Chris Demetriou <cgd@google.com>
7387 * configure.ac (gold_cv_c_random_seed): New configured variable.
7388 (RANDOM_SEED_CFLAGS): New substituted variable.
7389 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7390 * configure: Rebuild.
7391 * Makefile.in: Likewise.
7392 * testsuite/Makefile.in: Likewise.
7394 2008-07-18 Ian Lance Taylor <iant@google.com>
7396 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7397 where we see NAME/NULL and NAME/VERSION as separate symbols.
7398 * testsuite/ver_test_main.cc (main): Call t4.
7399 (t4, t4_2a): Define.
7400 * testsuite/ver_test_2.cc (t4_2): Define.
7401 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7402 * testsuite/ver_test_4.cc (t4_2a): Define.
7403 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7404 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7406 2008-07-17 Ian Lance Taylor <iant@google.com>
7408 * dynobj.cc (Versions::add_def): If we give an error about a
7409 missing version, go ahead and create the version anyhow.
7411 2008-07-10 Ian Lance Taylor <iant@google.com>
7413 Handle output sections with more than 0x7fffffff bytes.
7414 * object.h (class Relobj): Change map_to_output_ to
7415 output_sections_, and just keep a section pointer. Change all
7416 uses. Move comdat group support to Sized_relobj.
7417 (Relobj::is_section_specially_mapped): Remove.
7418 (Relobj::output_section): Remove poff parameter. Change all
7420 (Relobj::output_section_offset): New function.
7421 (Relobj::set_section_offset): Rewrite.
7422 (Relobj::map_to_output): Remove.
7423 (Relobj::output_sections): New function.
7424 (Relobj::do_output_section_offset): New pure virtual function.
7425 (Relobj::do_set_section_offset): Likewise.
7426 (class Sized_relobj): Add section_offsets_ field. Add comdat
7427 group support from Relobj. Update declarations.
7428 (Sized_relobj::get_output_section_offset): New function.
7429 (Sized_relobj::do_output_section_offset): New function.
7430 (Sized_relobj::do_set_section_offset): New function.
7431 * object.cc (Relobj::output_section_address): Remove.
7432 (Sized_relobj::Sized_relobj): Initialize new fields.
7433 (Sized_relobj::include_section_group): Cast find_kept_object to
7435 (Sized_relobj::include_linkonce_section): Likewise.
7436 (Sized_relobj::do_layout): Use separate arrays for output section
7438 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7440 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7441 output_sections and section_offsets.
7442 (Sized_relobj::write_local_symbols): Likewise.
7443 (map_to_kept_section): Compute output address directly.
7444 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7445 output_sections and section_offsets.
7446 (Sized_relobj::write_sections): Likewise.
7447 (Sized_relobj::relocate_sections): Likewise.
7448 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7449 * output.h (class Output_reloc): Update declarations. Change
7450 u2_.relobj to Sized_relobj*.
7451 (class Output_data_reloc): Change add functions to use
7453 * output.cc (Output_reloc::Output_reloc): Change relobj to
7455 (Output_reloc::local_section_offset): Change return type to
7456 Elf_Addr. Use get_output_section_offset.
7457 (Output_reloc::get_address): Likewise.
7458 (Output_section::is_input_address_mapped): Don't call
7459 is_section_specially_mapped.
7460 (Output_section::output_offset): Likewise.
7461 (Output_section::output_address): Likewise.
7462 (Output_section::starting_output_address): Likewise.
7463 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7464 parameter to Sized_relobj*.
7465 (Copy_relocs::need_copy_reloc): Likewise.
7466 (Copy_relocs::save): Likewise.
7467 * copy-relocs.h (class Copy_relocs): Update declarations.
7468 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7469 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7470 * target-reloc.h (relocate_for_relocatable): Change
7471 offset_in_output_section type to Elf_Addr. Change code that uses
7473 * layout.cc (Layout::layout): Always set *off.
7474 * mapfile.cc (Mapfile::print_input_section): Use
7475 output_section_offset.
7476 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7478 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7479 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7480 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7482 2008-07-03 Ian Lance Taylor <iant@google.com>
7484 * layout.cc (Layout::include_section): Do not discard unrecognized
7485 SHT_STRTAB sections.
7487 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7489 * script.cc (Lex::can_continue_name): Make '?' allowable in
7490 version-script names.
7491 * testsuite/version_script.map: Change glob pattern to use '?'
7493 2008-06-30 Manish Singh <yosh@gimp.org>
7496 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7499 2008-06-30 Ian Lance Taylor <iant@google.com>
7503 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7504 versions]: Don't try to read the value in the contents, since we
7505 don't use it. Use the template endianness when writing.
7507 2008-06-25 Cary Coutant <ccoutant@google.com>
7509 * fileread.cc (File_read::make_view): Assert on zero-length view.
7510 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7511 symbol table when there are no symbols to read.
7513 2008-06-23 Craig Silverstein <csilvers@google.com>
7515 * version.cc (version_string): Bump to 1.7
7517 2008-06-18 Craig Silverstein <csilvers@google.com>
7519 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7520 constant 0xFFFF to type Valtype.
7521 (Powerpc_relocate_functions::rel16_ha): Likewise.
7523 2008-06-17 Ian Lance Taylor <iant@google.com>
7525 * output.h (Output_section::Input_section): Initialize p2align_ to
7526 zero for Output_section_data constructors.
7527 (Output_section::Input_section::addralign): If not an input
7528 section, return the alignment of the Output_section_data.
7529 * testsuite/copy_test.cc: New file.
7530 * testsuite/copy_test_1.cc: New file.
7531 * testsuite/copy_test_2.cc: New file.
7532 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7533 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7534 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7535 (copy_test_1_pic.o, copy_test_1.so): New targets.
7536 (copy_test_2_pic.o, copy_test_2.so): New targets.
7537 * testsuite/Makefile.in: Rebuild.
7539 * script-sections.cc (Script_sections::place_orphan): Initialize
7540 local variable exact.
7542 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7544 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7546 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7547 David S. Miller <davem@davemloft.net>
7549 * powerpc.cc: New file.
7550 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7551 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7552 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7553 * Makefile.in: Rebuild.
7555 2008-06-09 Ian Lance Taylor <iant@google.com>
7557 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7559 (throwing, orig_terminate): New static variables.
7560 (terminate_handler): New static function.
7561 (t2): Set terminate handler.
7563 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7566 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7569 2008-05-30 Cary Coutant <ccoutant@google.com>
7571 * archive.cc (Archive::include_all_members) Correct to step
7572 over symbol table and extended name table in thin archives.
7574 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7577 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7580 2008-05-28 Caleb Howe <cshowe@google.com>
7582 * reduced_debug_output.cc: New file.
7583 * reduced_debug_output.h: New file.
7584 * options.h (class General_options): Add --strip-debug-non-line.
7585 * options.cc (General_options::finalize): Add strip_debug_non_line
7586 to the strip heirarchy.
7587 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7589 * layout.cc: Include "reduced_debug_output.h".
7590 (Layout::Layout): Initialize new fields.
7591 (line_only_debug_sections): New static array.
7592 (is_lines_only_debug_sections): New static inline function.
7593 (Layout::include_section): Handle --strip-debug-non-line.
7594 (Layout::make_output_section): If --strip-debug-non-line, build
7595 new output sections for .debug_abbrev and .debug_info.
7596 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7597 gold. Warn about possible overflow.
7598 (read_signed_LEB_128): Likewise.
7599 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7600 (read_signed_LEB_128): Declare.
7601 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7602 (HFILES): Add reduced_debug_output.h.
7603 * Makefile.in: Rebuild.
7605 2008-05-21 Ian Lance Taylor <iant@google.com>
7607 * mapfile.cc: New file.
7608 * mapfile.h: New file.
7609 * options.h (class General_options): Add -M/--print-map and -Map.
7610 * options.cc (General_options::finalize): Make -M equivalent to
7612 * main.cc: Include <cstdio> and "mapfile.h".
7613 (main): Open mapfile if requested.
7614 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7615 constructor. Change caller.
7616 (queue_initial_tasks): Add mapfile parameter. Change caller.
7617 (queue_middle_tasks): Likewise.
7618 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7620 * archive.cc: Include "mapfile.h".
7621 (Archive::add_symbols): Add mapfile parameter. Change all
7622 callers. Pass mapfile, symbol, and reason to include_member.
7623 (Archive::include_all_members): Add mapfile parameter. Change all
7625 (Archive::include_member): Add mapfile, sym, and why parameters.
7626 Change all callers. Report inclusion to map file.
7627 * archive.h: Include "fileread.h".
7628 (class Archive): Update declarations.
7629 (Archive::file): New const method.
7630 (class Add_archive_symbols): Add mapfile_ field. Update
7631 constructor. Change all callers.
7632 * readsyms.h (class Read_symbols): Likewise.
7633 (class Finish_group): Likewise.
7634 (class Read_script): Likewise.
7635 * common.cc: Include "mapfile.h".
7636 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7638 (Symbol_table::do_allocate_commons): Likewise.
7639 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7640 symbol allocation to mapfile.
7641 * common.h (class Allocate_commons_task): Add mapfile_ field.
7642 Update constructor. Change all callers.
7643 * symtab.h (class Symbol_table): Update declarations.
7644 * layout.cc: Include "mapfile.h".
7645 (Layout_task_runner::run): Print information to mapfile.
7646 (Layout::create_gold_note): Change Output_data_fixed_space to
7647 Output_data_zero_fill.
7648 (Layout::create_build_id): Likewise.
7649 (Layout::print_to_mapfile): New function.
7650 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7651 constructor. Change caller.
7652 (class Layout): Declare print_to_mapfile.
7653 * output.cc (Output_section::Input_section::print_to_mapfile): New
7655 (Output_section::add_input_section): If producing a map, always
7656 add to input_sections_ list.
7657 (Output_section::do_print_to_mapfile): New function.
7658 (Output_segment::print_sections_to_mapfile): New function.
7659 (Output_segment::print_section_list_to_mapfile): New function.
7660 * output.h: Include "mapfile.h".
7661 (Output_data::print_to_mapfile): New function.
7662 (Output_data::do_print_to_mapfile): New virtual function.
7663 (Output_segment_headers::do_print_to_mapfile): New function.
7664 (Output_file_header::do_print_to_mapfile): New function.
7665 (Output_data_const::do_print_to_mapfile): New function.
7666 (class Output_data_const_buffer): Add map_name_ field. Update
7667 constructor. Change all callers. Add do_print_to_mapfile
7669 (class Output_data_fixed_space): Likewise.
7670 (class Output_data_space): Likewise.
7671 (class Output_data_zero_fill): New class.
7672 (Output_data_strtab::do_print_to_mapfile): New function.
7673 (Output_data_reloc_base::do_print_to_mapfile): New function.
7674 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7675 (Output_data_group::do_print_to_mapfile): New function.
7676 (Output_data_got::do_print_to_mapfile): New function.
7677 (Output_data_dynamic::do_print_to_mapfile): New function.
7678 (Output_symtab_xindex::do_print_to_mapfile): New function.
7679 (class Output_section): Declare do_print_to_mapflie. Declare
7680 print_to_mapfile in Input_section.
7681 (class Output_segment): Declare new functions.
7682 * object.h (Sized_relobj::symbol_count): New function.
7683 * script-sections.cc
7684 (Output_section_element_dot_assignment::set_section_addresses):
7685 Change Output_data_fixed_space to Output_data_zero_fill.
7686 (Output_data_expression::do_print_to_mapfile): New function.
7687 * script.cc (read_input_script): Add mapfile parameter. Change
7689 * script.h (read_input_script): Update declaration.
7690 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7691 (Eh_frame::do_print_to_mapfile): New function.
7692 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7693 (Output_merge_string::do_print_to_mapfile): New function.
7694 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7696 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7698 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7700 * Makefile.am (CCFILES): Add mapfile.cc.
7701 (HFILES): Add mapfile.h.
7702 * Makefile.in: Rebuild.
7704 2008-05-19 Ian Lance Taylor <iant@google.com>
7706 * options.h (class General_options): Add -z relro.
7707 * layout.cc (Layout::Layout): Initialize relro_segment_.
7708 (Layout::add_output_section_data): Return the output section.
7709 (Layout::make_output_section): Rcognize relro sections and mark
7711 (Layout::attach_allocated_section_to_segment): Put relro sections
7712 in a PT_GNU_RELRO segment.
7713 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7715 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7717 (Layout::linkonce_mapping): Map d.rel.ro.local to
7719 (Layout::output_section_name): Us .data.rel.ro.local for any
7720 section which begins with that.
7721 * layout.h (class Layout): Update add_output_section_data
7722 declaration. Add relro_segment_ field.
7723 * output.cc (Output_section::Output_section): Initialize is_relro_
7724 and is_relro_local_ fields.
7725 (Output_segment::add_output_section): Group relro sections.
7726 (Output_segment::is_first_section_relro): New function.
7727 (Output_segment::maximum_alignment): If there is a relro section,
7728 align the segment to the common page size.
7729 (Output_segment::set_section_addresses): Track whether we are
7730 looking at relro sections. If the last section is a relro
7731 section, align to the common page size.
7732 (Output_segment::set_section_list_addresses): Add in_relro
7733 parameter. Change all callers. Align to the page size when
7734 moving from relro to non-relro section.
7735 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7737 * output.h (class Output_section): Add is_relro_ and
7738 is_relro_local_ fields.
7739 (Output_section::is_relro): New function.
7740 (Output_section::set_is_relro): New function.
7741 (Output_section::is_relro_local): New function.
7742 (Output_section::set_is_relro_local): New function.
7743 (class Output_segment): Update declarations.
7744 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7745 * sparc.cc (Target_sparc::got_section): Likewise.
7746 * x86_64.cc (Target_x86_64::got_section): Likewise.
7747 * testsuite/relro_test_main.cc: New file.
7748 * testsuite/relro_test.cc: New file.
7749 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7750 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7751 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7752 (relro_test.so, relro_test_pic.o): New targets.
7753 * testsuite/Makefile.in: Rebuild.
7755 2008-05-16 Ian Lance Taylor <iant@google.com>
7757 * output.cc (Output_segment::add_output_section): Remove front
7759 * output.h (class Output_segment): Remove
7760 add_initial_output_section and overloaded add_output_section.
7761 Update declaration of remaining add_output_section.
7762 * layout.cc (Layout::create_interp): Call add_output_section
7763 rather than add_initial_output_section.
7764 (Layout::finish_dynamic_section): Likewise.
7766 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7767 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7768 know the dynamic type.
7769 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7770 field. Initialize it in constructor.
7771 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7772 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7773 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7776 * output.cc (Output_reloc::get_address): Change return type to
7778 * output.h (class Output_reloc): Update get_address declaration.
7779 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7780 for section addresses.
7782 2008-05-09 Ian Lance Taylor <iant@google.com>
7785 * gold.cc (gold_nomem): Use return value of write.
7787 2008-05-08 Ian Lance Taylor <iant@google.com>
7789 * symtab.c (Symbol::init_base_output_data): Add version
7790 parameter. Change all callers.
7791 (Symbol::init_base_output_segment): Likewise.
7792 (Symbol::init_base_constant): Likewise.
7793 (Symbol::init_base_undefined): Likewise.
7794 (Sized_symbol::init_output_data): Likewise.
7795 (Sized_symbol::init_output_segment): Likewise.
7796 (Sized_symbol::init_constant): Likewise.
7797 (Sized_symbol::init_undefined): Likewise.
7798 (Symbol_table::do_define_in_output_data): If the new symbol has a
7799 version, mark it as the default.
7800 (Symbol_table::do_define_in_output_segment): Likewise.
7801 (Symbol_table::do_define_as_constant): Likewise.
7802 * symtab.h (class Symbol): Update declarations.
7803 (class Sized_symbol): Likewise.
7804 * resolve.cc (Symbol::override_version): New function.
7805 (Symbol::override_base): Call override_version.
7806 (Symbol::override_base_with_special): Likewise.
7807 * testsuite/ver_script_8.script: New file.
7808 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7809 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7810 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7811 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7813 2008-05-06 Ian Lance Taylor <iant@google.com>
7816 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7818 (class General_options): Remove existing --undefined, and add
7819 --no-undefined instead. Add new --undefined as synonym for -u.
7820 * archive.cc (Archive::add_symbols): Check whether symbol was
7822 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7823 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7824 all uses. Add IS_UNDEFINED. Update declarations to split
7825 different versions of init_base. Declare init_base_undefined.
7826 (Symbol::is_defined): Handle IS_UNDEFINED.
7827 (Symbol::is_undefined): Likewise.
7828 (Symbol::is_weak_undefined): Call is_undefined.
7829 (Symbol::is_absolute): Handle IS_CONSTANT.
7830 (class Sized_symbol): Update declarations to split different
7831 versions of init. Declare init_undefined.
7832 (class Symbol_table): Declare new functions.
7833 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7835 (Symbol::init_base_output_data): Likewise.
7836 (Symbol::init_base_output_segment): Likewise.
7837 (Symbol::init_base_constant): Likewise.
7838 (Symbol::init_base_undefined): New function.
7839 (Sized_symbol::init_object): Rename from init. Change all
7841 (Sized_symbol::init_output_data): Likewise.
7842 (Sized_symbol::init_output_segment): Likewise.
7843 (Sized_symbol::init_constant): Likewise.
7844 (Sized_symbol::init_undefined): New function.
7845 (Symbol_table::add_undefined_symbols_from_command_line): New
7847 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7849 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7850 (Symbol::output_section): Likewise.
7851 (Symbol::set_output_section): Likewise.
7852 (Symbol_table::sized_finalize_symbol): Likewise.
7853 (Symbol_table::sized_write_globals): Likewise.
7854 * resolve.cc (Symbol_table::should_override): Likewise.
7855 (Symbol::override_base_with_special): Likewise.
7857 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7858 symbol, change it to have default visibility.
7859 * testsuite/protected_1.cc: New file.
7860 * testsuite/protected_2.cc: New file.
7861 * testsuite/protected_3.cc: New file.
7862 * testsuite/protected_main_1.cc: New file.
7863 * testsuite/protected_main_2.cc: New file.
7864 * testsuite/protected_main_3.cc: New file.
7865 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7866 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7867 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7868 (protected_1.so): New target.
7869 (protected_1_pic.o, protected_2_pic.o): New targets.
7870 (protected_3_pic.o): New target.
7871 (check_PROGRAMS): Add protected_2.
7872 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7873 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7874 * testsuite/Makefile.in: Rebuild.
7876 * options.h (DEFINE_var): Add set_user_set_##varname__.
7877 (DEFINE_bool_alias): New macro.
7878 (class General_options): Define -Bstatic using DEFINE_bool_alias
7879 rather than DEFINE_special. Add --undefined as an alias for -z
7881 * options.cc (General_options::parse_Bstatic): Remove.
7883 * options.h (class General_options): Add --fatal-warnings.
7884 * main.cc (main): Implement --fatal-warnings.
7885 * errors.h (Errors::warning_count): New function.
7887 * options.h (class General_options): Add -Bsymbolic-functions.
7888 * symtab.h (Symbol::is_preemptible): Check for
7889 -Bsymbolic-functions.
7891 2008-05-05 Ian Lance Taylor <iant@google.com>
7893 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7894 as noVARNAME rather than no-VARNAME.
7895 (class General_options): Add option -z combreloc.
7896 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7898 (Output_reloc::sort_before) [SHT_REL]: New function.
7899 (Output_reloc::sort_before) [SHT_RELA]: New function.
7900 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7901 Sort_relocs_comparison.
7902 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7903 parameter. Change all callers.
7904 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7905 sort_relocs parameter. Change all callers.
7906 * output.cc (Output_reloc::get_address): New function, broken out
7908 (Output_reloc::write_rel): Call it.
7909 (Output_reloc::compare): New function.
7910 (Output_data_reloc_base::do_write): Optionally sort relocs.
7912 * configure.ac: If targ_extra_obj is set, link it in.
7913 * configure.tgt: Initialize all variables.
7914 (x86_64*): Set targ_extra_obj and targ_extra_size.
7915 * configure: Rebuild.
7917 * object.cc (Sized_relobj::include_section_group): Adjust section
7918 indexes read from group data. Build vector to pass to
7920 * layout.cc (Layout::layout_group): Add flags and shndxes
7921 parameters. Remove contents parameter. Change caller. Update
7922 explicit instantiations.
7923 * layout.h (class Layout): Update layout_group declaration.
7924 * output.cc (Output_data_group::Output_data_group): Add flags and
7925 input_shndxes parameters. Remove contents parameter. Change
7927 (Output_data_group::do_write): Change input_sections_ to
7929 * output.h (class Output_data_group): Update constructor
7930 declaration. Rename input_sections_ to input_shndxes_.
7931 * testsuite/many_sections_test.cc: Add template.
7933 2008-04-30 Cary Coutant <ccoutant@google.com>
7935 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7937 * layout.cc (Layout::include_section): Refactored check for debug
7939 (Layout::add_comdat): Add new parameters. Change type
7940 of signature parameter. Add object and shndx to signatures table.
7941 (Layout::find_kept_object): New function.
7942 * layout.h: Include <cstring>.
7943 (Layout::is_debug_info_section): New function.
7944 (Layout::add_comdat): Add new parameters.
7945 (Layout::find_kept_object): New function.
7946 (Layout::Kept_section): New struct.
7947 (Layout::Signatures): Change type of map range.
7948 * object.cc (Relobj::output_section_address): New function.
7949 (Sized_relobj::include_section_group): Add new parameters. Change
7950 calls to Layout::add_comdat. Change to build table of kept comdat
7951 groups and table mapping discarded sections to kept sections.
7952 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7953 (Sized_relobj::do_layout): Change calls to include_section_group and
7954 include_linkonce_section.
7955 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7956 value to zero when section is discarded.
7957 (Sized_relobj::map_to_kept_section): New function.
7958 * object.h (Relobj::output_section_address): New function.
7959 (Relobj::Comdat_group): New type.
7960 (Relobj::find_comdat_group): New function.
7961 (Relobj::Comdat_group_table): New type.
7962 (Relobj::Kept_comdat_section): New type.
7963 (Relobj::Kept_comdat_section_table): New type.
7964 (Relobj::add_comdat_group): New function.
7965 (Relobj::set_kept_comdat_section): New function.
7966 (Relobj::get_kept_comdat_section): New function.
7967 (Relobj::comdat_groups_): New field.
7968 (Relobj::kept_comdat_sections_): New field.
7969 (Symbol_value::input_value): Update comment.
7970 (Sized_relobj::map_to_kept_section) New function.
7971 (Sized_relobj::include_linkonce_section): Add new parameter.
7972 * target-reloc.h (Comdat_behavior): New type.
7973 (get_comdat_behavior): New function.
7974 (relocate_section): Add code to map a discarded section to the
7975 corresponding kept section when applying a relocation.
7977 2008-04-30 Craig Silverstein <csilvers@google.com>
7979 * dwarf_reader.cc (next_generation_count): New static var.
7980 (Addr2line_cache_entry): New struct.
7981 (addr2line_cache): New static var.
7982 (Dwarf_line_info::one_addr2line): Added caching.
7983 (Dwarf_line_info::clear_addr2line_cache): New function.
7984 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7985 cache-size parameter.
7986 (Dwarf_line_info::one_addr2line_cache): New function.
7987 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7988 new cache-size argument to one_addr2line(), and clear cache.
7990 2008-04-28 Cary Coutant <ccoutant@google.com>
7992 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7993 R_386_PC8 relocations.
7995 2008-04-23 Ian Lance Taylor <iant@google.com>
7997 * object.cc (Sized_relobj::include_section_group): Check for
7998 invalid section group.
8000 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8003 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8004 than read for file header.
8005 * archive.cc (Archive::include_member): Likewise.
8007 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8009 * aclocal.m4: Regenerate.
8010 * configure: Regenerate.
8012 2008-04-19 Ian Lance Taylor <iant@google.com>
8014 * version.cc (version_string): Bump to 1.6.
8016 * testsuite/Makefile.am (many_sections_r_test): New target.
8017 (many_sections_r_test_SOURCES): Remove.
8018 (many_sections_r_test_DEPENDENCIES): Remove.
8019 (many_sections_r_test_LDFLAGS): Remove.
8020 (many_sections_r_test_LDADD): Remove.
8022 * object.cc (Sized_relobj::do_add_symbols): Always pass
8023 local_symbol_count_ to add_from_relobj.
8025 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8026 every thousand variables.
8027 * testsuite/Makefile.in: Rebuild.
8029 * object.cc (Xindex::initialize_symtab_xindex): New function.
8030 (Xindex::read_symtab_xindex): New function.
8031 (Xindex::sym_xindex_to_shndx): New function.
8032 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8034 (Sized_relobj::do_initialize_xindex): New function.
8035 (Sized_relobj::do_read_symbols): Adjust section links.
8036 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8037 parameter. Change all callers.
8038 (Sized_relobj::include_section_group): Adjust section links and
8039 symbol section indexes.
8040 (Sized_relobj::do_layout): Adjust section links.
8041 (Sized_relobj::do_count_local_symbols): Adjust section links and
8042 symbol section indexes.
8043 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8044 ordinary and special symbols.
8045 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8046 dynsym_xindex parameters. Change all callers. Adjust section
8047 links. Use SHN_XINDEX when needed.
8048 (Sized_relobj::get_symbol_location_info): Adjust section links.
8049 Don't get fooled by special symbols.
8050 * object.h (class Xindex): Define.
8051 (class Object): Add xindex_ parameter. Declare virtual functoin
8052 do_initialize_xindex.
8053 (Object::adjust_sym_shndx): New function.
8054 (Object::set_xindex): New protected function.
8055 (class Symbol_value): Add is_ordinary_shndx_ field.
8056 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8057 (Symbol_value::value): Assert ordinary section.
8058 (Symbol_value::initialize_input_to_output_map): Likewise.
8059 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8061 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8063 (class Sized_relobj): Update declarations.
8064 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8065 parameter. Change all callers.
8066 (Sized_relobj::adjust_shndx): New function.
8067 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8069 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8070 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8071 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8072 (Sized_dynobj::read_dynsym_section): Adjust section links.
8073 (Sized_dynobj::read_dynamic): Likewise.
8074 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8076 (Sized_dynobj::do_initialize_xindex): New function.
8077 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8078 do_initialize_xindex.
8079 (Sized_dynobj::adjust_shndx): New function.
8080 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8081 dynsym_xindex_ fields.
8082 (Layout::finalize): Add a call to set_section_indexes before
8083 creating the symtab sections.
8084 (Layout::set_section_indexes): Don't do anything if the section
8085 already has a section index.
8086 (Layout::create_symtab_sections): Add shnum parameter. Change
8087 caller. Create .symtab_shndx section if needed.
8088 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8090 (Layout::allocated_output_section_count): New function.
8091 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8093 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8094 fields. Update declarations.
8095 (Layout::symtab_xindex): New function.
8096 (Layout::dynsym_xindex): New function.
8097 (class Write_symbols_task): Add layout_ field.
8098 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8100 * output.cc (Output_section_headers::Output_section_headers): Add
8101 shstrtab_section parameter. Change all callers.
8102 (Output_section_headers::do_sized_write): Store overflow values
8103 for section count and section string table section index in
8104 section header zero.
8105 (Output_file_header::do_sized_write): Check for overflow of
8106 section count and section string table section index.
8107 (Output_symtab_xindex::do_write): New function.
8108 (Output_symtab_xindex::endian_do_write): New function.
8109 * output.h (class Output_section_headers): Add shstrtab_section_.
8110 Update declarations.
8111 (class Output_symtab_xindex): Define.
8112 (Output_section::has_out_shndx): New function.
8113 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8115 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8117 (Sized_symbol::init): Likewise.
8118 (Symbol::output_section): Check for ordinary symbol.
8119 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8120 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8122 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8123 Change all callers. Simplify handling of symbols from sections
8124 not included in the link.
8125 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8127 (Weak_alias_sorter::operator()): Assert that symbols are
8129 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8131 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8132 parameters. Change all callers.
8133 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8134 symbol distinction. Use SHN_XINDEX when needed.
8135 (Symbol_table::write_section_symbol): Add symtab_xindex
8136 parameter. Change all callers.
8137 (Symbol_table::sized_write_section_symbol): Likewise. Use
8138 SHN_XINDEX when needed.
8139 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8141 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8142 (Symbol::is_defined): Check is_ordinary.
8143 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8144 (Symbol::is_absolute, Symbol::is_common): Likewise.
8145 (class Sized_symbol): Update declarations.
8146 (class Symbol_table): Update declarations.
8147 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8148 parameters. Change all callers.
8149 (Sized_symbol::override): Likewise.
8150 (Symbol_table::override): Likewise.
8151 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8152 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8153 is_ordinary, and orig_st_shndx parameters. Change all callers.
8154 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8155 to be in an ordinary section.
8156 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8157 object and is_ordinary parameters. Change all callers.
8158 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8159 Change all callers. Don't add undefined or non-ordinary symbols
8161 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8163 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8165 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8166 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8167 (Sized_relobj::relocate_sections): Likewise.
8168 * target-reloc.h (scan_relocs): Adjust section symbol index.
8169 (scan_relocatable_relocs): Likewise.
8170 * i386.cc (Scan::local): Check for ordinary symbols.
8171 * sparc.cc (Scan::local): Likewise.
8172 * x86_64.cc (Scan::local): Likewise.
8173 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8174 to symbol_section_and_value.
8175 * testsuite/many_sections_test.cc: New file.
8176 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8177 (check_PROGRAMS): Add many_sections_test.
8178 (many_sections_test_SOURCES): Define.
8179 (many_sections_test_DEPENDENCIES): Define.
8180 (many_sections_test_LDFLAGS): Define.
8181 (BUILT_SOURCES): Add many_sections_define.h.
8182 (many_sections_define.h): New target.
8183 (BUILT_SOURCES): Add many_sections_check.h.
8184 (many_sections_check.h): New target.
8185 (check_PROGRAMS): Add many_sections_r_test.
8186 (many_sections_r_test_SOURCES): Define.
8187 (many_sections_r_test_DEPENDENCIES): Define.
8188 (many_sections_r_test_LDFLAGS): Define.
8189 (many_sections_r_test_LDADD): Define.
8190 (many_sections_r_test.o): New target.
8191 * testsuite/Makefile.in: Rebuild.
8193 2008-04-17 Cary Coutant <ccoutant@google.com>
8195 * errors.cc (Errors::info): New function.
8196 (gold_info): New function.
8197 * errors.h (Errors::info): New function.
8198 * gold.h (gold_info): New function.
8199 * object.cc (Input_objects::add_object): Print trace output.
8200 * options.cc (options::parse_set): New function.
8201 (General_options::parse_wrap): Deleted.
8202 (General_options::General_options): Deleted initializer.
8203 * options.h (options::String_set): New typedef.
8204 (options::parse_set): New function.
8205 (DEFINE_set): New macro.
8206 (General_options::wrap): Changed to use DEFINE_set. Changed
8207 callers of any_wrap_symbols and is_wrap_symbol.
8208 (General_options::trace, General_options::trace_symbol):
8210 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8211 (General_options::wrap_symbols_): Deleted.
8212 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8214 2008-04-17 David S. Miller <davem@davemloft.net>
8216 * options.cc (General_options::parse_V): New function.
8217 * options.h: Add entries for -V and -Qy.
8219 2008-04-17 Ian Lance Taylor <iant@google.com>
8221 * common.cc (Symbol_table::allocate_commons): Remove options
8222 parameter. Change caller.
8223 (Symbol_table::do_allocate_commons): Remove options parameter.
8224 Change caller. Just call do_allocate_commons_list twice.
8225 (Symbol_table::do_allocate_commons_list): New function, broken out
8226 of do_allocate_commons.
8227 * common.h (class Allocate_commons_task): Remove options_ field.
8229 * symtab.cc (Symbol_table::Symbol_table): Initialize
8231 (Symbol_table::add_from_object): Put TLS common symbols on
8233 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8234 which are IN_OUTPUT_DATA.
8235 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8236 allocate_commons and do_allocate_commons declarations. Declare
8237 do_allocate_commons_list.
8238 * gold.cc (queue_middle_tasks): Update creation of
8239 Allocate_commons_task to not pass options.
8240 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8241 (TLS_TEST_C_FLAGS): New variable.
8242 (tls_test_c_pic.o): New target.
8243 (tls_test_shared.so): Link in tls_test_c_pic.o.
8244 (tls_test_c_pic_ie.o): New target.
8245 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8246 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8247 (tls_test_c.o): New target.
8248 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8249 (tls_pic_test_LDADD): Likewise.
8250 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8251 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8252 (tls_test_c_gnu2.o): New target.
8253 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8255 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8256 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8257 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8258 * testsuite/tls_test.cc: Include "config.h".
8259 (t_last): Call t11_last.
8260 * testsuite/tls_test.h (t11, t11_last): Declare.
8261 * testsuite/tls_test_c.c: New file.
8262 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8263 * configure.ac: Check for OpenMP support.
8264 * configure, config.in, Makefile.in: Rebuild.
8265 * testsuite/Makefile.in: Rebuild.
8267 2008-04-16 Cary Coutant <ccoutant@google.com>
8269 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8270 (Target_i386::tls_base_symbol_defined_): New field.
8271 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8272 (Target_i386::Scan::global): Likewise.
8273 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8274 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8275 (Target_x86_64::tls_base_symbol_defined_): New field.
8276 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8277 (Target_x86_64::Scan::global): Likewise.
8279 2008-04-16 Cary Coutant <ccoutant@google.com>
8281 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8282 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8283 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8284 building shared libraries.
8285 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8286 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8287 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8288 * testsuite/Makefile.in: Rebuild.
8289 * testsuite/weak_undef.h: New file.
8290 * testsuite/weak_undef_file1.cc: Add extra test cases.
8291 * testsuite/weak_undef_file2.cc: Likewise.
8292 * testsuite/weak_undef_test.cc: Likewise.
8294 2008-04-16 David S. Miller <davem@davemloft.net>
8296 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8297 Add issued_non_pic_error_ field. Declare check_non_pic.
8298 (Target_sparc::Scan::check_non_pic): New function.
8299 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8300 (Target_sparc::Scan::global): Likewise.
8302 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8303 * configure: Rebuild.
8305 * options.h (DEFINE_enable): New macro.
8306 (new_dtags): New enable option.
8307 (initfirst, interpose, loadfltr, nodefaultlib,
8308 nodelete, nodlopen, nodump): New -z options.
8309 * layout.cc (Layout:finish_dynamic_section): If new
8310 dtags enabled, emit DT_RUNPATH. Also, emit a
8311 DT_FLAGS_1 containing any specified -z flags.
8313 2008-04-16 Ian Lance Taylor <iant@google.com>
8315 * copy-relocs.cc: New file.
8316 * copy-relocs.h: New file.
8317 * reloc.cc: Remove Copy_relocs code.
8318 * reloc.h: Likewise.
8319 * reloc-types.h (struct Reloc_types) [both versions]: Add
8320 get_reloc_addend_noerror.
8321 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8322 variants of add_global which take an addend which must be zero.
8323 * i386.cc: Include "copy-relocs.h".
8324 (class Target_i386): Change type of copy_relocs_ to variable,
8326 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8328 (Target_i386::do_finalize_sections): Change handling of
8330 * sparc.cc: Include "copy-relocs.h".
8331 (class Target_sparc): Change type of copy_relocs_ to variable,
8333 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8335 (Target_sparc::do_finalize_sections): Change handling of
8337 * x86_64.cc: Include "copy-relocs.h".
8338 (class Target_x86_64): Change type of copy_relocs_ to variable,
8340 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8341 class. Change all callers.
8342 (Target_x86_64::do_finalize_sections): Change handling of
8344 * Makefile.am (CCFILES): Add copy-relocs.cc.
8345 (HFILES): Add copy-relocs.h.
8347 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8349 * testsuite/script_test_4.sh: Permit leading zeroes.
8351 2008-04-15 Ian Lance Taylor <iant@google.com>
8353 * script-sections.cc (Script_sections::create_segments): Use
8354 header_size_adjustment even when there is enough room for the
8356 * testsuite/script_test_4.sh: New file.
8357 * testsuite/script_test_4.t: New file.
8358 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8359 (check_DATA): Add script_test_4.stdout.
8360 (MOSTLYCLEANFILES): Likewise.
8361 (script_test_4): New target.
8362 (script_test_4.stdout): New target.
8363 * testsuite/Makefile.in: Rebuild.
8365 * sparc.cc: Add definitions for Output_data_plt_sparc class
8368 2008-04-14 David S. Miller <davem@davemloft.net>
8370 * sparc.cc: New file.
8371 * Makefile.am (TARGETSOURCES): Add sparc.cc
8372 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8373 * configure.tgt: Document targ_extra_size and
8374 targ_extra_big_endian. Add entries for sparc-* and
8376 * configure.ac: Handle targ_extra_size and
8377 targ_extra_big_endian.
8378 * Makefile.in: Rebuild.
8379 * configure: Likewise.
8380 * po/POTFILES.in: Likewise.
8381 * po/gold.pot: Likewise.
8383 2008-04-14 Ian Lance Taylor <iant@google.com>
8385 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8386 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8387 in the name/type/flags to section mapping. Don't call
8388 allocate_output_section.
8389 (Layout::choose_output_section): Change parameter from adjust_name
8390 to is_input_section. Don't permit input sections after sections
8391 are attached to segments. Don't call allocate_output_section.
8392 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8393 not write_enable_output_section.
8394 (Layout::make_output_section): Don't push to
8395 unattached_section_list_ nor call attach_to_segment. Call
8396 attach_section_to_segment if sections are attached.
8397 (Layout::attach_sections_to_segments): New function.
8398 (Layout::attach_section_to_segment): New function.
8399 (Layout::attach_allocated_section_to_segment): Rename from
8400 attach_to_segment. Remove flags parameter.
8401 (Layout::allocate_output_section): Remove function.
8402 (Layout::write_enable_output_section): Remove function.
8403 * layout.h (class Layout): Update for above changes. Add new
8404 field sections_are_attached_.
8405 * output.h (Output_section::update_flags_for_input_section): New
8407 * output.cc (Output_section::add_input_section): Call
8408 update_flags_for_input_section.
8409 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8411 2008-04-11 Cary Coutant <ccoutant@google.com>
8413 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8414 thought unnecessary.
8415 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8417 2008-04-11 Ian Lance Taylor <iant@google.com>
8419 * output.h (class Output_section_data): Remove inline definition
8421 * output.cc (Output_section_data::set_addralign): New function.
8423 2008-04-11 Cary Coutant <ccoutant@google.com>
8425 Add support for TLS descriptors for i386 and x86_64.
8426 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8427 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8428 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8430 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8431 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8432 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8434 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8435 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8436 Fix problem with initial-exec relocations.
8437 (Target_i386::Relocate::relocate_tls): Likewise.
8438 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8440 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8441 support for section-plus-offset dynamic table entries.
8442 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8443 (Output_data_dynamic::Dynamic_entry): Add support for
8444 section-plus-offset dynamic table entries.
8445 (Output_data_dynamic::Classification): Likewise.
8446 (Output_data_dynamic::classification_): Renamed offset_.
8447 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8448 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8449 (Target_x86_64::make_plt_section): New function.
8450 (Target_x86_64::reserve_tlsdesc_entries): New function.
8451 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8452 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8453 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8454 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8455 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8456 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8457 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8458 add extra PLT entry for TLS descriptors.
8459 (Output_data_plt_x86_64::got_): New field.
8460 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8461 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8463 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8465 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8466 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8467 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8468 R_386_TLS_DESC_CALL relocations.
8469 (Target_x86_64::Scan::global): Likewise.
8470 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8471 for TLS descriptors.
8472 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8473 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8474 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8475 GD-to-IE relaxation.
8476 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8477 and TLS_DESCRIPTORS.
8478 * Makefile.in: Rebuild.
8479 * configure: Rebuild.
8480 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8481 (tls_test_shared2.so): New target.
8482 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8483 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8484 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8485 (tls_shared_gd_to_ie_test_LDADD): New variable.
8486 (tls_shared_gnu2_gd_to_ie_test): New target.
8487 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8489 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8490 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8491 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8492 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8493 (tls_shared_gnu2_test): New target.
8494 (tls_test_gnu2_shared.so): New target.
8495 (tls_shared_gnu2_test_SOURCES): New variable.
8496 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8497 (tls_shared_gnu2_test_LDFLAGS): New variable.
8498 (tls_shared_gnu2_test_LDADD): New variable.
8499 * testsuite/Makefile.in: Rebuild.
8500 * testsuite/Makefile.
8502 2008-04-11 Ian Lance Taylor <iant@google.com>
8504 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8506 * testsuite/Makefile.in: Rebuild.
8508 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8510 * testsuite/script_test_2.cc (main): Adjust test.
8512 2008-04-11 David S. Miller <davem@davemloft.net>
8513 Ian Lance Taylor <iant@google.com>
8515 * options.h (General_options): Add entries for '-Y' and
8517 * options.cc (General_options:finalize): If -Y was used, add those
8518 entries to the library path instead of the default "/lib" and
8521 2008-04-11 David S. Miller <davem@davemloft.net>
8523 * testsuite/justsyms.t: Start at 0x100.
8524 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8525 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8527 * testsuite/script_test_2.cc: Adjust string and section length
8530 2008-04-09 Ian Lance Taylor <iant@google.com>
8533 * script-sections.cc (Sections_element::allocate_to_segment): Add
8535 (Output_section_definition::allocate_to_segment): Likewise.
8536 (Orphan_output_section::allocate_to_segment): Likewise.
8537 (Script_sections::attach_sections_using_phdrs_clause): Don't
8538 propagate non-PT_LOAD segments to orphan sections.
8539 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8540 readelf rather than objdump.
8541 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8542 .interp section and PT_INTERP segment are the same size.
8543 * testsuite/Makefile.in: Rebuild.
8545 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8546 aliases for symbols defined in the same object.
8547 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8548 (weak_alias_test_SOURCES): New variable.
8549 (weak_alias_test_DEPENDENCIES): New variable.
8550 (weak_alias_test_LDFLAGS): New variable.
8551 (weak_alias_test_LDADD): New variable.
8552 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8553 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8554 (weak_alias_test_3.o): New target.
8555 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8556 * testsuite/weak_alias_test_main.cc: New file.
8557 * testsuite/weak_alias_test_1.cc: New file.
8558 * testsuite/weak_alias_test_2.cc: New file.
8559 * testsuite/weak_alias_test_3.cc: New file.
8561 2008-04-08 Ian Lance Taylor <iant@google.com>
8563 * options.h (class General_options): Add --noinhibit-exec option.
8564 * main.cc (main): Check --noinhibit-exec.
8566 * options.h (class General_options): Define --wrap as a special
8567 option. Add wrap_symbols_ field.
8568 (General_options::any_wrap_symbols): New function.
8569 (General_options::is_wrap_symbol): New function.
8570 * options.cc (General_options::parse_wrap): New function.
8571 (General_options::General_options): Initialize wrap_symbols_.
8572 * symtab.cc (Symbol_table::wrap_symbol): New function.
8573 (Symbol_table::add_from_object): Handle --wrap.
8574 * symtab.h (class Symbol_table): Declare wrap_symbol.
8575 * target.h (Target::wrap_char): New function.
8576 (Target::Target_info): Add wrap_char field.
8577 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8578 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8579 * testsuite/testfile.cc (Target_test::test_target_info):
8582 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8585 * layout.h (class Layout): Add added_eh_frame_data_ field.
8586 * layout.cc (Layout::Layout): Initialize new field.
8587 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8588 output section until we find a section we merged successfully.
8589 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8590 that the size be non-zero.
8592 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8595 2008-04-08 Craig Silverstein <csilvers@google.com>
8597 * configure.ac: Export new conditional variable HAVE_ZLIB.
8598 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8600 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8601 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8603 2008-04-07 Ian Lance Taylor <iant@google.com>
8605 * version.cc (version_string): Set to "1.5".
8607 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8608 Add issued_non_pic_error_ field. Declare check_non_pic.
8609 (Target_x86_64::Scan::check_non_pic): New function.
8610 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8611 (Target_x86_64::Scan::global): Likewise.
8613 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8614 addend parameter. Change caller. Handle merge sections.
8615 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8616 Address to Addend. Don't add in the result of
8617 local_section_offset, pass down the addend and use the returned
8619 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8620 Update declarations of local_section_offset and symbol_value.
8621 * testsuite/two_file_test_1.cc (t18): New function.
8622 * testsuite/two_file_test_2.cc (f18): New function.
8623 * testsuite/two_file_test_main.cc (main): Call t18.
8624 * testsuite/two_file_test.h (t18, f18): Declare.
8626 * configure.ac: Don't test for objdump, c++filt, or readelf.
8627 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8629 (TEST_READELF): New variable.
8630 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8631 (check_PROGRAMS): Add two_file_strip_test.
8632 (two_file_strip_test): New target.
8633 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8634 (two_file_same_shared_strip_test_SOURCES): New variable.
8635 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8636 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8637 (two_file_same_shared_strip_test_LDADD): New variable.
8638 (two_file_shared_strip.so): New target.
8639 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8640 (ver_test_5.syms, ver_test_7.syms): Likewise.
8641 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8642 (strip_test_3.stdout): Use TEST_OBJDUMP.
8643 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8645 2008-04-04 Cary Coutant <ccoutant@google.com>
8647 * symtab.h (Symbol::is_weak_undefined): New function.
8648 (Symbol::is_strong_undefined): New function.
8649 (Symbol::is_absolute): New function.
8650 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8651 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8653 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8654 (weak_undef_test): New target.
8655 * testsuite/Makefile.in: Rebuild.
8656 * testsuite/weak_undef_file1.cc: New file.
8657 * testsuite/weak_undef_file2.cc: New file.
8658 * testsuite/weak_undef_test.cc: New file.
8660 2008-04-03 Craig Silverstein <csilvers@google.com>
8662 * compressed_output.h (class Output_compressed_section): Use
8664 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8666 (zlib_compressed_suffix): Removed.
8667 (Output_compressed_section::set_final_data_size): Use unsigned
8669 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8670 Fix linker invocation.
8671 (flagstest_o_specialfile_and_compress_debug_sections):
8673 * testsuite/Makefile.in: Regenerated.
8675 2008-04-02 David S. Miller <davem@davemloft.net>
8677 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8678 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8680 2008-04-02 Craig Silverstein <csilvers@google.com>
8684 2008-04-02 Ian Lance Taylor <iant@google.com>
8686 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8687 parameters. Update for new key type to views_. Change all
8689 (File_read::read): Adjust for byteshift in returned view.
8690 (File_read::add_view): New function, broken out of
8692 (File_read::make_view): New function, broken out of
8694 (File_read::find_or_make_view): Add offset and aligned
8695 parameters. Rewrite accordingly. Change all callers.
8696 (File_read::get_view): Add offset and aligned parameters. Adjust
8697 for byteshift in return value.
8698 (File_read::get_lasting_view): Likewise.
8699 * fileread.h (class File_read): Update declarations.
8700 (class File_read::View): Add byteshift_ field. Add byteshift to
8701 constructor. Add byteshift method.
8702 * archive.h (Archive::clear_uncached_views): New function.
8703 (Archive::get_view): Add aligned parameter. Change all callers.
8704 * object.h (Object::get_view): Add aligned parameter. Change all
8706 (Object::get_lasting_view): Likewise.
8708 * fileread.cc (File_read::release): Don't call clear_views if
8709 there are multiple objects.
8710 * fileread.h (File_read::clear_uncached_views): New function.
8711 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8714 2008-03-31 Cary Coutant <ccoutant@google.com>
8716 Add thin archive support.
8717 * archive.cc (Archive::armagt): New const.
8718 (Archive::setup): Remove task parameter and calls to unlock.
8719 (Archive::unlock_nested_archives): New function.
8720 (Archive::read_header): Add nested_off parameter. Change
8722 (Archive::interpret_header): Likewise.
8723 (Archive::include_all_members): Change to handle thin
8725 (Archive::include_member): Likewise.
8726 * archive.h (Archive::Archive): Add new parameters and
8728 (Archive::armagt): New const.
8729 (Archive::setup): Remove task parameter.
8730 (Archive::unlock_nested_archives): New function.
8731 (Archive::read_header): Add nested_off parameter.
8732 (Archive::interpret_header): Likewise.
8733 (Archive::Nested_archive_table): New typedef.
8734 (Archive::is_thin_archive_): New field.
8735 (Archive::nested_archives_): New field.
8736 (Archive::options_): New field.
8737 (Archive::dirpath_): New field.
8738 (Archive::task_): New field.
8739 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8740 for thin archives. Pass additional parameters to
8741 Archive::Archive. Unlock the archive file after calling
8744 2008-03-29 Ian Lance Taylor <iant@google.com>
8746 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8747 version symbol to be local.
8748 * testsuite/ver_test_4.sh: New file.
8749 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8750 (check_DATA): Add ver_test_4.syms.
8751 (ver_test_4.syms): New target.
8752 * testsuite/Makefile.in: Rebuild.
8755 (Output_section::Input_section_sort_entry::has_priority): New
8757 (Output_section::Input_section_sort_entry::match_file_name): New
8759 (Output_section::Input_section_sort_entry::match_section_name):
8761 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8763 (Output_section::Input_section_sort_entry::match_section_file):
8765 (Output_section::Input_section_sort_compare::operator()): Rewrite
8766 using new Input_section_sort_entry functions. Sort crtbegin and
8767 crtend first. Sort sections with no priority before sections with
8769 * testsuite/initpri1.c (d3): Check j != 4.
8770 (cd5): New constructor/destructor function.
8771 (main): Check j != 2.
8773 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8774 new symbol when resolving, don't call set_is_default.
8775 * testsuite/ver_test_7.cc: New file.
8776 * testsuite/ver_test_7.sh: New file.
8777 * testsuite/Makefile.am (ver_test_7.so): New target.
8778 (ver_test_7.o): New target.
8779 (check_SCRIPTS): Add ver_test_7.sh.
8780 (check_DATA): Add ver_test_7.syms.
8781 (ver_test_7.syms): New target.
8783 2008-03-28 Ian Lance Taylor <iant@google.com>
8785 * layout.cc (Layout::layout): If we see an input section with a
8786 name that needs sorting, set the must_sort flag for the output
8788 (Layout::make_output_section): If the name of the output section
8789 indicates that it might require sorting, set the may_sort flag.
8790 * output.h (Output_section::may_sort_attached_input_sections): New
8792 (Output_section::set_may_sort_attached_input_sections): New
8794 (Output_section::must_sort_attached_input_sections): New
8796 (Output_section::set_must_sort_attached_input_sections): New
8798 (class Output_section): Declare Input_section_sort_entry. Define
8799 Input_section_sort_compare. Declare
8800 sort_attached_input_sections. Add new fields:
8801 may_sort_attached_input_sections_,
8802 must_sort_attached_input_sections_,
8803 attached_input_sections_are_sorted_.
8804 * output.cc (Output_section::Output_section): Initialize new
8806 (Output_section::add_input_section): Add an entry to
8807 input_sections_ if may_sort or must_sort are true.
8808 (Output_section::set_final_data_size): Call
8809 sort_attached_input_sections if necessary.
8810 (Output_section::Input_section_sort_entry): Define new class.
8811 (Output_section::Input_section_sort_compare::operator()): New
8813 (Output_section::sort_attached_input_sections): New function.
8814 * configure.ac: Check whether the compiler supports constructor
8815 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8816 * testsuite/initpri1.c: New file.
8817 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8818 CONSTRUCTOR_PRIORITY.
8819 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8820 (initpri1_LDFLAGS): New variable.
8821 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8823 2008-03-27 Ian Lance Taylor <iant@google.com>
8825 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8826 * testsuite/common_test_1.c: New file.
8827 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8828 (common_test_1_SOURCES): New variable.
8829 (common_test_1_DEPENDENCIES): New variable.
8830 (common_test_1_LDFLAGS): New variable.
8832 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8833 and commons_ correctly when NAME/VERSION does not override
8835 * testsuite/ver_test_6.c: New file.
8836 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8837 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8838 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8840 2008-03-26 Ian Lance Taylor <iant@google.com>
8842 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8843 of an undefined symbol from a version script.
8844 * testsuite/Makefile.am (ver_test_5.so): New target.
8845 (ver_test_5.o): New target.
8846 (check_SCRIPTS): Add ver_test_5.sh.
8847 (check_DATA): Add ver_test_5.syms.
8848 (ver_test_5.syms): New target.
8849 * testsuite/ver_test_5.cc: New file.
8850 * testsuite/ver_test_5.script: New file.
8851 * testsuite/ver_test_5.sh: New file.
8852 * Makefile.in, testsuite/Makefile.in: Rebuild.
8855 Fix problems building gold with gcc 4.3.0.
8856 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8857 (gold_error_at_location, gold_warning_at_location): Use it.
8858 * configure.ac: Check whether we can compile and use a template
8859 function with a printf attribute.
8860 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8861 when jumping over bytes.
8862 * object.cc: Instantiate Object::read_section_data.
8863 * debug.h: Include <cstring>
8864 * dwarf_reader.cc: Include <algorithm>
8865 * main.cc: Include <cstring>.
8866 * options.cc: Include <cstring>.
8867 * output.cc: Include <cstring>.
8868 * script.cc: Include <cstring>.
8869 * script.h: Include <string>.
8870 * symtab.cc: Include <cstring> and <algorithm>.
8871 * target-select.cc: Include <cstring>.
8872 * version.cc: Include <string>.
8873 * testsuite/testmain.cc: Include <cstdlib>.
8874 * configure, config.in: Rebuild.
8876 2008-03-25 Ian Lance Taylor <iant@google.com>
8878 * options.cc: Include "../bfd/bfdver.h".
8879 (options::help): Print bug reporting address.
8881 * version.cc (print_version): Adjust output for current value of
8886 * options.cc (options::help): Print list of supported targets.
8887 * target-select.h: Include <vector>.
8888 (class Target_selector): Make machine_, size_, and is_big_endian_
8889 fields const. Add bfd_name_ and instantiated_target_ fields.
8890 (Target_selector::Target_selector): Add bfd_name parameter.
8891 (Target_selector::recognize): Make non-virtual, call
8893 (Target_selector::recognize_by_name): Make non-virtual, call
8894 do_recognize_by_name.
8895 (Target_selector::supported_names): New function.
8896 (Target_selector::bfd_name): New function.
8897 (Target_selector::do_instantiate_target): New pure virtual
8899 (Target_selector::do_recognize): New virtual function.
8900 (Target_selector::do_recognize_by_name): New virtual function.
8901 (Target_selector::instantiate_target): New private function.
8902 (supported_target_names): Declare.
8903 * target-select.cc (Target_selector::Target_selector): Update for
8904 new parameter and fields.
8905 (select_target_by_name): Check that the name matches before
8906 calling recognize_by_name.
8907 (supported_target_names): New function.
8908 * i386.cc (class Target_selector_i386): Update Target_selector
8909 constructor call. Remove recognize and recognize_by_name. Add
8910 do_instantiate_target.
8911 * x86_64.cc (class Target_selector_x86_64): Likewise.
8912 * testsuite/testfile.cc (class Target_selector_test): Update for
8913 changes to Target_selector.
8915 * README: Rewrite, with some notes on unsupported features.
8917 2008-03-24 Cary Coutant <ccoutant@google.com>
8919 * i386.cc (Target_i386::Got_type): New enum declaration.
8920 (Target_i386::Scan::local): Updated callers of Output_data_got
8922 (Target_i386::Scan::global): Likewise.
8923 (Target_i386::Relocate::relocate): Likewise.
8924 (Target_i386::Relocate::relocate_tls): Likewise.
8925 * object.h (Got_offset_list): New class.
8926 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8927 (Sized_relobj::local_got_offset): Likewise.
8928 (Sized_relobj::set_local_got_offset): Likewise.
8929 (Sized_relobj::local_has_tls_got_offset): Removed.
8930 (Sized_relobj::local_tls_got_offset): Removed.
8931 (Sized_relobj::set_local_tls_got_offset): Removed.
8932 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8933 * output.cc (Output_data_got::add_global): Added got_type parameter.
8934 (Output_data_got::add_global_with_rel): Likewise.
8935 (Output_data_got::add_global_with_rela): Likewise.
8936 (Output_data_got::add_global_pair_with_rel): New function.
8937 (Output_data_got::add_global_pair_with_rela): New function.
8938 (Output_data_got::add_local): Added got_type parameter.
8939 (Output_data_got::add_local_with_rel): Likewise.
8940 (Output_data_got::add_local_with_rela): Likewise.
8941 (Output_data_got::add_local_pair_with_rel): New function.
8942 (Output_data_got::add_local_pair_with_rela): New function.
8943 (Output_data_got::add_global_tls): Removed.
8944 (Output_data_got::add_global_tls_with_rel): Removed.
8945 (Output_data_got::add_global_tls_with_rela): Removed.
8946 (Output_data_got::add_local_tls): Removed.
8947 (Output_data_got::add_local_tls_with_rel): Removed.
8948 (Output_data_got::add_local_tls_with_rela): Removed.
8949 * output.h (Output_data_got::add_global): Added got_type parameter.
8950 (Output_data_got::add_global_with_rel): Likewise.
8951 (Output_data_got::add_global_with_rela): Likewise.
8952 (Output_data_got::add_global_pair_with_rel): New function.
8953 (Output_data_got::add_global_pair_with_rela): New function.
8954 (Output_data_got::add_local): Added got_type parameter.
8955 (Output_data_got::add_local_with_rel): Likewise.
8956 (Output_data_got::add_local_with_rela): Likewise.
8957 (Output_data_got::add_local_pair_with_rel): New function.
8958 (Output_data_got::add_local_pair_with_rela): New function.
8959 (Output_data_got::add_global_tls): Removed.
8960 (Output_data_got::add_global_tls_with_rel): Removed.
8961 (Output_data_got::add_global_tls_with_rela): Removed.
8962 (Output_data_got::add_local_tls): Removed.
8963 (Output_data_got::add_local_tls_with_rel): Removed.
8964 (Output_data_got::add_local_tls_with_rela): Removed.
8965 * resolve.cc (Symbol::override_base_with_special): Removed
8966 reference to has_got_offset_ field.
8967 * symtab.cc (Symbol::init_fields): Replaced initialization
8968 of got_offset_ with got_offsets_. Removed initialization
8970 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8971 (Symbol::got_offset): Likewise.
8972 (Symbol::set_got_offset): Likewise.
8973 (Symbol::has_tls_got_offset): Removed.
8974 (Symbol::tls_got_offset): Removed.
8975 (Symbol::set_tls_got_offset): Removed.
8976 (Symbol::got_offset_): Removed.
8977 (Symbol::tls_mod_got_offset_): Removed.
8978 (Symbol::tls_pair_got_offset_): Removed.
8979 (Symbol::got_offsets_): New field.
8980 (Symbol::has_got_offset): Removed.
8981 (Symbol::has_tls_mod_got_offset): Removed.
8982 (Symbol::has_tls_pair_got_offset): Removed.
8983 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8984 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8986 (Target_x86_64::Scan::global): Likewise.
8987 (Target_x86_64::Relocate::relocate): Likewise.
8988 (Target_x86_64::Relocate::relocate_tls): Likewise.
8990 2008-03-25 Ben Elliston <bje@au.ibm.com>
8992 * yyscript.y: Fix spelling error in comment.
8994 2008-03-24 Ian Lance Taylor <iant@google.com>
8996 * options.h (class General_options): Define build_id option.
8997 * layout.h (class Layout): Declare write_build_id, create_note,
8998 create_build_id. Add build_id_note_ member.
8999 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9000 "libiberty.h", "md5.h", "sha1.h".
9001 (Layout::Layout): Initialize eh_frame_data_,
9002 eh_frame_hdr_section_, and build_id_note_.
9003 (Layout::finalize): Call create_build_id.
9004 (Layout::create_note): New function, broken out of
9005 Layout::create_gold_note.
9006 (Layout::create_gold_note): Call create_note.
9007 (Layout::create_build_id): New function.
9008 (Layout::write_build_id): New function.
9009 (Close_task_runner::run): Call write_build_id.
9011 * x86_64.cc: Correct license to GPLv3.
9013 2008-03-23 Ian Lance Taylor <iant@google.com>
9015 * options.cc: Include "demangle.h".
9016 (parse_optional_string): New function.
9017 (parse_long_option): Handle takes_optional_argument.
9018 (parse_short_option): Update dash_z initializer. Handle
9019 takes_optional_argument.
9020 (General_options::General_options): Initialize do_demangle_.
9021 (General_options::finalize): Set do_demangle_. Handle demangling
9023 * options.h (parse_optional_string): Declare.
9024 (struct One_option): Add optional_arg field. Update constructor.
9025 Update call constructor calls. Add takes_optional_argument
9027 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9028 (DEFINE_optional_string): Define.
9029 (General_options::demangle): Change from DEFINE_bool to
9030 DEFINE_optional_string.
9031 (General_options::no_demangle): New function.
9032 (General_options::do_demangle): New function.
9033 (General_options::set_do_demangle): New function.
9034 (General_options::execstack_status_): Move definition to end of
9036 (General_options::static_): Likewise.
9037 (General_options::do_demangle_): New field.
9038 * object.cc (big_endian>::get_symbol_location_info): Call
9039 Options::do_demangle, not Options::demangle.
9040 * symtab.cc (demangle): Likewise.
9042 2008-03-22 Ian Lance Taylor <iant@google.com>
9044 * gold.h: Include <cstddef> and <sys/types.h>
9045 * options.h: Include <cstring>.
9047 2008-03-21 Ian Lance Taylor <iant@google.com>
9049 * Added source code to GNU binutils.