1 2010-09-09 Rafael Espindola <espindola@google.com>
3 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4 sections with different PF_X flags in the same segment.
5 (Layout::find_first_load_seg): Search all segments to find the first
7 * options.h (rosegment): New.
9 2010-09-08 Rafael Espindola <espindola@google.com>
11 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
13 2010-09-08 Doug Kwan <dougkwan@google.com>
15 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
16 (Arm_relobj::do_relocate_sections): Add new parameter for output
17 file to match the parent.
18 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
19 of local symbols instead of input values. Update code to track
20 changes in gold::relocate_section.
21 * object.cc (Sized_relobj::compute_final_local_value): New methods.
22 (Sized_relobj::compute_final_local_value_internal): New methods.
23 (Sized_relobj::do_finalize_local_symbols): Move code from loop
24 body into private version of Sized_relobj::compute_final_local_value.
25 Call the inline method.
26 * object.h (Symbol_value::Symbol_value): Define destructor. Free
27 merged symbol value if there is one.
28 (Symbol_value::has_output_value): New method defintiion.
29 (Sized_relobj::Compute_final_local_value_status): New enum type.
30 (Sized_relobj::compute_final_local_value): New methods.
31 (Sized_relobj::compute_final_local_value_internal): New methods.
32 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
34 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
35 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
37 * Makefile.in: Regenerate.
38 * testsuite/arm_bl_out_of_range.s: Update test.
39 * testsuite/thumb_bl_out_of_range.s: Ditto.
40 * testsuite/thumb_blx_out_of_range.s: Ditto.
41 * testsuite/arm_branch_out_of_range.sh: New file.
42 * testsuite/arm_cortex_a8.sh: Ditto.
43 * testsuite/arm_cortex_a8_b.s: Ditto.
44 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
45 * testsuite/arm_cortex_a8_b_local.s: Ditto.
46 * testsuite/arm_cortex_a8_bl.s: Ditto.
47 * testsuite/arm_cortex_a8_blx.s: Ditto.
48 * testsuite/arm_cortex_a8_local.s: Ditto.
49 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
50 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
52 2010-09-08 Rafael Espindola <espindola@google.com>
54 * script-sections.cc (Script_sections::add_memory_region): Convert
55 field precision to int.
56 * script.cc (script_set_section_region, script_set_section_region):
57 Convert field precision to int.
59 2010-09-08 Rafael Espindola <espindola@google.com>
61 * arm.cc (do_finalize_sections): Create the __exidx_start and
62 __exdix_end symbols even when the section is missing.
64 2010-09-08 Nick Clifton <nickc@redhat.com>
66 * README: Remove claim that MEMORY is not supported.
67 * expression.cc (script_exp_function_origin)
68 (script_exp_function_length): Move from here to ...
69 * script.cc: ... here.
70 (script_set_section_region, script_add_memory)
71 (script_parse_memory_attr, script_include_directive): New
74 (class Memory_region): New class.
75 (class Output_section_definition): Add set_memory_region,
76 set_section_vma, set_section_lma and get_section_name methods.
77 (class Script_Sections): Add add_memory_region,
78 find_memory_region, find_memory_region_origin,
79 find_memory_region_length and set_memory_region methods.
80 Have set_section_addresses method walk the list of set memory
82 Extend the print methos to display memory regions.
83 * script-sections.h: Add prototypes for new methods.
84 Add enum for MEMORY region attributes.
85 * yyscript.y: Add support for parsing MEMORY regions.
86 * script-c.h: Add prototypes for new functions.
87 * testsuite/Makefile.am: Add test of MEMORY region functionality.
88 * testsuite/Makefile.in: Regenerate.
89 * testsuite/memory_test.sh: New script.
90 * testsuite/memory_test.s: New assembler source file.
91 * testsuite/memory_test.t: New linker script.
93 2010-08-27 Doug Kwan <dougkwan@google.com>
95 * gold/resolve.cc (Symbol_table::should_override): Let a weak
96 reference override an existing dynamic weak reference.
97 * testsuite/Makefile.am: Add new test dyn_weak_ref.
98 * testsuite/Makefile.in: Regenerate.
99 * testsuite/dyn_weak_ref.sh: New file.
100 * testsuite/dyn_weak_ref_1.c: Ditto.
101 * testsuite/dyn_weak_ref_2.c: Ditto.
103 2010-08-27 Ian Lance Taylor <iant@google.com>
105 * incremental.h (class Incremental_input_entry): Add virtual
108 2010-08-27 Ian Lance Taylor <iant@google.com>
110 * testsuite/start_lib_test_3.c: Mark t3 as used.
112 2010-08-27 Nick Clifton <nickc@redhat.com>
114 * options.cc (version_script): Fix small typo in previous
117 2010-08-25 Nick Clifton <nickc@redhat.com>
119 * archive.cc: Formatting fixes: Remove whitespace between
120 typename and following asterisk. Remove whitespace between
121 function name and opening parenthesis.
122 * archive.h: Likewise.
124 * attributes.cc: Likewise.
125 * attributes.h: Likewise.
126 * common.cc: Likewise.
127 * copy-relocs.cc: Likewise.
128 * dirsearch.h: Likewise.
129 * dynobj.cc: Likewise.
130 * ehframe.cc: Likewise.
131 * ehframe.h: Likewise.
132 * expression.cc: Likewise.
133 * fileread.cc: Likewise.
134 * fileread.h: Likewise.
136 * gold-threads.cc: Likewise.
140 * incremental-dump.cc: Likewise.
141 * incremental.cc: Likewise.
142 * layout.cc: Likewise.
143 * layout.h: Likewise.
145 * merge.cc: Likewise.
147 * object.cc: Likewise.
148 * object.h: Likewise.
149 * options.cc: Likewise.
150 * options.h: Likewise.
151 * output.cc: Likewise.
152 * output.h: Likewise.
153 * plugin.cc: Likewise.
154 * plugin.h: Likewise.
155 * powerpc.cc: Likewise.
156 * reloc.cc: Likewise.
157 * script-c.h: Likewise.
158 * script-sections.cc: Likewise.
159 * script.cc: Likewise.
160 * stringpool.cc: Likewise.
161 * symtab.cc: Likewise.
162 * symtab.h: Likewise.
163 * target.cc: Likewise.
164 * timer.cc: Likewise.
166 * version.cc: Likewise.
167 * x86_64.cc: Likewise.
169 2010-08-24 Nick Clifton <nickc@redhat.com>
172 * layout.cc (segment_precedes): Sort segments by their physical
173 addresses, if they have been set.
175 2010-08-23 Cary Coutant <ccoutant@google.com>
177 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
179 (Lib_group::include_member): Unlock object after deleting its
181 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
184 2010-08-19 Neil Vachharajani <nvachhar@google.com>
185 Cary Coutant <ccoutant@google.com>
187 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
188 constructor, and set_blocker.
189 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
191 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
192 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
193 * testsuite/Makefile.am (start_lib_test): New test case.
194 * testsuite/Makefile.in: Regenerate.
195 * testsuite/start_lib_test_main.c: New file.
196 * testsuite/start_lib_test_1.c: New file.
197 * testsuite/start_lib_test_2.c: New file.
198 * testsuite/start_lib_test_3.c: New file.
200 2010-08-19 Ian Lance Taylor <iant@google.com>
202 * Makefile.in: Rebuild with automake 1.11.1.
203 * aclocal.m4: Likewise.
204 * testsuite/Makefile.in: Likewise.
206 2010-08-19 Ian Lance Taylor <iant@google.com>
209 * i386.cc (class Output_data_plt_i386): Update declarations.
210 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
211 local_ifuncs_ fields.
212 (Target_i386::do_plt_section_for_global): New function.
213 (Target_i386::do_plt_section_for_local): New function.
214 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
215 parameter; change all callers. Initialize global_ifuncs_ and
216 local_ifuncs_. If doing a static link define __rel_iplt_start and
218 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
219 (Output_data_plt_i386::add_local_ifunc_entry): New function.
220 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
222 (Target_i386::make_plt_section): New function, broken out of
223 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
224 (Target_i386::make_plt_entry): Call make_plt_section.
225 (Target_i386::make_local_ifunc_plt_entry): New function.
226 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
227 (Target_i386::Scan::local): Handle IFUNC symbols. Add
228 R_386_IRELATIVE to switch.
229 (Target_i386::Scan::global): Likewise.
230 (Target_i386::Relocate::relocate): Likewise.
231 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
233 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
234 (Target_x86_64::do_plt_section_for_global): New function.
235 (Target_x86_64::do_plt_section_for_local): New function.
236 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
237 parameter; change all callers. If doing a static link define
238 __rela_iplt_start and __rela_iplt_end.
239 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
240 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
241 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
243 (Target_x86_64::make_local_ifunc_plt_entry): New function.
244 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
246 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
247 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
248 R_X86_64_IRELATIVE to switch.
249 (Target_x86_64::Scan::global): Likewise.
250 (Target_x86_64::Relocate::relocate): Likewise.
251 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
253 * target.h (class Target): Add plt_section_for_global and
254 plt_section_for_local functions. Add do_plt_section_for_global
255 and do_plt_section_for_local virtual functions.
256 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
258 (Symbol::use_plt_offset): Handle IFUNC symbol.
259 * object.cc (Sized_relobj::Sized_relobj): Initialize
261 (Sized_relobj::local_has_plt_offset): New function.
262 (Sized_relobj::local_plt_offset): New function.
263 (Sized_relobj::set_local_plt_offset): New function.
264 (Sized_relobj::do_count): Handle IFUNC symbol.
265 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
266 a bit away from input_shndx_ field. Add set_is_func_symbol and
267 is_ifunc_symbol functions.
268 (class Sized_relobj): Update declarations. Remove Tls_got_entry
269 and Local_tls_got_offsets. Define Local_plt_offsets. Add
270 local_plt_offsets_ field.
271 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
272 * output.h (class Output_section_data): Add non-const
273 output_section function.
274 (class Output_data_got): Update declarations.
275 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
276 Add use_plt_offset parameter to global and local constructors.
277 Change all callers. Change local_sym_index_ field to 31 bits.
278 Change GSYM_CODE and CONSTANT_CODE accordingly.
279 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
280 doing a static link don't set sh_link field.
281 (Output_data_got::Got_entry::write): Use PLT offset if
283 (Output_data_got::add_global_plt): New function.
284 (Output_data_got::add_local_plt): New function.
285 * target-reloc.h (relocate_section): Handle IFUNC symbol.
286 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
287 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
288 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
289 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
291 * testsuite/ifunc-sel.h: New file.
292 * testsuite/ifuncmain1.c: New file.
293 * testsuite/ifuncmain1vis.c: New file.
294 * testsuite/ifuncmod1.c: New file.
295 * testsuite/ifuncdep2.c: New file.
296 * testsuite/ifuncmain2.c: New file.
297 * testsuite/ifuncmain3.c: New file.
298 * testsuite/ifuncmod3.c: New file.
299 * testsuite/ifuncmain4.c: New file.
300 * testsuite/ifuncmain5.c: New file.
301 * testsuite/ifuncmod5.c: New file.
302 * testsuite/ifuncmain6pie.c: New file.
303 * testsuite/ifuncmod6.c: New file.
304 * testsuite/ifuncmain7.c: New file.
305 * configure, testsuite/Makefile.in: Rebuild.
307 2010-08-18 Ian Lance Taylor <iant@google.com>
310 (Output_section_incremental_inputs::write_input_files): Add cast
311 to avoid signed/unsigned comparison warning.
312 (Output_section_incremental_inputs::write_info_blocks): Likewise.
314 2010-08-12 Cary Coutant <ccoutant@google.com>
316 * common.cc (Sort_commons::operator()): Remove unnecessary code.
318 2010-08-13 Ian Lance Taylor <iant@google.com>
320 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
322 2010-08-12 Cary Coutant <ccoutant@google.com>
323 Doug Kwan <dougkwan@google.com>
325 * resolve.cc (Symbol_table::should_override): When a weak dynamic
326 defintion overrides non-weak undef, remember that the original undef
328 * symtab.cc (Symbol_table::sized_write_global): For undef without
329 an original weak binding, set binding to global in output.
330 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
331 * testsuite/Makefile.in: Regenerate.
332 * testsuite/strong_ref_weak_def.sh: New file.
333 * testsuite/strong_ref_weak_def_1.c: Ditto.
334 * testsuite/strong_ref_weak_def_2.c: Ditto.
336 2010-08-12 Cary Coutant <ccoutant@google.com>
338 * testsuite/incremental_test.sh: Rewrite.
339 * testsuite/incremental_test_1.c: Rewrite.
340 * testsuite/incremental_test_2.c: Rewrite.
342 2010-08-12 Cary Coutant <ccoutant@google.com>
344 * arm.cc (Target_arm::got_size): Add const.
345 (Target_arm::got_entry_count): New function.
346 (Target_arm::plt_entry_count): New function.
347 (Target_arm::first_plt_entry_offset): New function.
348 (Target_arm::plt_entry_size): New function.
349 (Output_data_plt_arm::entry_count): New function.
350 (Output_data_plt_arm::first_plt_entry_offset): New function.
351 (Output_data_plt_arm::get_plt_entry_size): New function.
352 * i386.cc (Target_i386::got_size): Add const.
353 (Target_i386::got_entry_count): New function.
354 (Target_i386::plt_entry_count): New function.
355 (Target_i386::first_plt_entry_offset): New function.
356 (Target_i386::plt_entry_size): New function.
357 (Output_data_plt_i386::entry_count): New function.
358 (Output_data_plt_i386::first_plt_entry_offset): New function.
359 (Output_data_plt_i386::get_plt_entry_size): New function.
360 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
361 find_incremental_inputs_sections. Dump incremental_got_plt section.
362 * incremental.cc: Include target.h.
363 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
364 parameter. Adjust all callers. Find incremental_got_plt section.
365 (Incremental_inputs::create_data_sections): Create incremental_got_plt
367 (Output_section_incremental_inputs::set_final_data_size): Calculate
368 size of incremental_got_plt section.
369 (Output_section_incremental_inputs::do_write): Write the
370 incremental_got_plt section.
371 (Got_plt_view_info): New struct.
372 (Local_got_offset_visitor): New class.
373 (Global_got_offset_visitor): New class.
374 (Global_symbol_visitor_got_plt): New class.
375 (Output_section_incremental_inputs::write_got_plt): New function.
376 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
377 Add parameter. Adjust all callers.
378 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
379 (Incremental_inputs::got_plt_section): New function.
380 (Incremental_inputs::got_plt_section_): New data member.
381 (Incremental_got_plt_reader): New class.
382 * layout.cc (Layout::create_incremental_info_sections): Add the
383 incremental_got_plt section.
384 * object.h (Got_offset_list::get_list): New function.
385 (Got offset_list::for_all_got_offsets): New function.
386 (Sized_relobj::local_got_offset_list): New function.
387 * powerpc.cc (Target_powerpc::got_size): Add const.
388 (Target_powerpc::got_entry_count): New function.
389 (Target_powerpc::plt_entry_count): New function.
390 (Target_powerpc::first_plt_entry_offset): New function.
391 (Target_powerpc::plt_entry_size): New function.
392 (Output_data_plt_powerpc::entry_count): New function.
393 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
394 (Output_data_plt_powerpc::get_plt_entry_size): New function.
395 * sparc.cc (Target_sparc::got_size): Add const.
396 (Target_sparc::got_entry_count): New function.
397 (Target_sparc::plt_entry_count): New function.
398 (Target_sparc::first_plt_entry_offset): New function.
399 (Target_sparc::plt_entry_size): New function.
400 (Output_data_plt_sparc::entry_count): New function.
401 (Output_data_plt_sparc::first_plt_entry_offset): New function.
402 (Output_data_plt_sparc::get_plt_entry_size): New function.
403 * symtab.h (Symbol::got_offset_list): New function.
404 (Symbol_table::for_all_symbols): New function.
405 * target.h (Sized_target::got_entry_count): New function.
406 (Sized_target::plt_entry_count): New function.
407 (Sized_target::plt_entry_size): New function.
408 * x86_64.cc (Target_x86_64::got_size): Add const.
409 (Target_x86_64::got_entry_count): New function.
410 (Target_x86_64::plt_entry_count): New function.
411 (Target_x86_64::first_plt_entry_offset): New function.
412 (Target_x86_64::plt_entry_size): New function.
413 (Output_data_plt_x86_64::entry_count): New function.
414 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
415 (Output_data_plt_x86_64::get_plt_entry_size): New function.
417 2010-08-12 Cary Coutant <ccoutant@google.com>
419 * archive.cc: Include incremental.h.
420 (Archive::Archive): Initialize incremental_info_.
421 (Archive::include_member): Record archive members in incremental info.
422 (Add_archive_symbols::run): Record begin and end of an archive in
424 (Lib_group::include_member): Record objects in incremental info.
425 * archive.h (Incremental_archive_entry): Forward declaration.
426 (Archive::set_incremental_info): New member function.
427 (Archive::incremental_info): New member function.
428 (Archive::Unused_symbol_iterator): New class.
429 (Archive::unused_symbols_begin): New member function.
430 (Archive::unused_symbols_end): New member function.
431 (Archive::incremental_info_): New data member.
432 * incremental-dump.cc (find_input_containing_global): New function.
433 (dump_incremental_inputs): Dump new incremental info sections.
434 * incremental.cc: Include symtab.h.
435 (Output_section_incremental_inputs): New class.
436 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
437 new incremental info sections.
438 (Sized_incremental_binary::do_check_inputs): Likewise.
439 (Incremental_inputs::report_archive): Remove.
440 (Incremental_inputs::report_archive_begin): New function.
441 (Incremental_inputs::report_archive_end): New function.
442 (Incremental_inputs::report_object): New function.
443 (Incremental_inputs::finalize_inputs): Remove.
444 (Incremental_inputs::report_input_section): New function.
445 (Incremental_inputs::report_script): Rewrite.
446 (Incremental_inputs::finalize): Do nothing but finalize string table.
447 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
448 (Incremental_inputs::sized_create_inputs_section_data): Remove.
449 (Incremental_inputs::create_data_sections): New function.
450 (Incremental_inputs::relocs_entsize): New function.
451 (Output_section_incremental_inputs::set_final_data_size): New function.
452 (Output_section_incremental_inputs::do_write): New function.
453 (Output_section_incremental_inputs::write_header): New function.
454 (Output_section_incremental_inputs::write_input_files): New function.
455 (Output_section_incremental_inputs::write_info_blocks): New function.
456 (Output_section_incremental_inputs::write_symtab): New function.
457 * incremental.h (Incremental_script_entry): Forward declaration.
458 (Incremental_object_entry): Forward declaration.
459 (Incremental_archive_entry): Forward declaration.
460 (Incremental_inputs): Forward declaration.
461 (Incremental_inputs_header_data): Remove.
462 (Incremental_inputs_header): Remove.
463 (Incremental_inputs_header_write): Remove.
464 (Incremental_inputs_entry_data): Remove.
465 (Incremental_inputs_entry): Remove.
466 (Incremental_inputs_entry_write): Remove.
467 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
468 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
469 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
470 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
472 (Incremental_input_entry): New class.
473 (Incremental_script_entry): New class.
474 (Incremental_object_entry): New class.
475 (Incremental_archive_entry): New class.
476 (Incremental_inputs::Incremental_inputs): Initialize new data members.
477 (Incremental_inputs::report_inputs): Remove.
478 (Incremental_inputs::report_archive): Remove.
479 (Incremental_inputs::report_archive_begin): New function.
480 (Incremental_inputs::report_archive_end): New function.
481 (Incremental_inputs::report_object): Change prototype.
482 (Incremental_inputs::report_input_section): New function.
483 (Incremental_inputs::report_script): Change prototype.
484 (Incremental_inputs::get_reloc_count): New function.
485 (Incremental_inputs::set_reloc_count): New function.
486 (Incremental_inputs::create_data_sections): New function.
487 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
488 (Incremental_inputs::inputs_section): New function.
489 (Incremental_inputs::symtab_section): New function.
490 (Incremental_inputs::relocs_section): New function.
491 (Incremental_inputs::get_stringpool): Add const.
492 (Incremental_inputs::command_line): Add const.
493 (Incremental_inputs::inputs): Remove.
494 (Incremental_inputs::command_line_key): New function.
495 (Incremental_inputs::input_file_count): New function.
496 (Incremental_inputs::input_files): New function.
497 (Incremental_inputs::relocs_entsize): New function.
498 (Incremental_inputs::sized_create_inputs_section_data): Remove.
499 (Incremental_inputs::finalize_inputs): Remove.
500 (Incremental_inputs::Input_info): Remove.
501 (Incremental_inputs::lock_): Remove.
502 (Incremental_inputs::inputs_): Change type.
503 (Incremental_inputs::inputs_map_): Remove.
504 (Incremental_inputs::current_object_entry_): New data member.
505 (Incremental_inputs::inputs_section_): New data member.
506 (Incremental_inputs::symtab_section_): New data member.
507 (Incremental_inputs::relocs_section_): New data member.
508 (Incremental_inputs::reloc_count_): New data member.
509 (Incremental_inputs_reader): New class.
510 (Incremental_symtab_reader): New class.
511 (Incremental_relocs_reader): New class.
512 * layout.cc (Layout::finalize): Move finalization of incremental info
513 and creation of incremental info sections to follow finalization of
514 symbol table. Set offsets for postprocessing sections.
515 (Layout::create_incremental_info_sections): Call
516 Incremental_inputs::create_data_sections. Add incremental symtab
517 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
518 sections to layout after input sections.
519 * layout.h (struct Timespec): Forward declaration.
520 (Layout::incremental_inputs): Add const.
521 (Layout::create_incremental_info_sections): Add parameter.
522 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
523 * object.cc: Include incremental.h.
524 (Relobj::finalize_incremental_relocs): New function.
525 (Sized_relobj::do_layout): Record input sections in incremental info.
526 * object.h (Object::output_section): New function.
527 (Object::output_section_offset): Moved from Relobj.
528 (Object::get_incremental_reloc_base): New function.
529 (Object::get_incremental_reloc_count): New function.
530 (Object::do_output_section): New function.
531 (Object::do_output_section_offset): Moved from Relobj.
532 (Object::do_get_incremental_reloc_base): New function.
533 (Object::do_get_incremental_reloc_count): New function.
534 (Object::Object): Initialize new data members.
535 (Relobj::output_section): Renamed do_output_section and moved to
537 (Relobj::output_section_offset): Moved to Object.
538 (Relobj::do_get_incremental_reloc_base): New function.
539 (Relobj::do_get_incremental_reloc_count): New function.
540 (Relobj::allocate_incremental_reloc_counts): New function.
541 (Relobj::count_incremental_reloc): New function.
542 (Relobj::finalize_incremental_relocs): New function.
543 (Relobj::next_incremental_reloc_index): New function.
544 (Relobj::reloc_counts_): New data member.
545 (Relobj::reloc_bases_): New data member.
546 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
547 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
548 (Sized_relobj::incremental_relocs_scan): New function.
549 (Sized_relobj::incremental_relocs_scan_reltype): New function.
550 (Sized_relobj::incremental_relocs_write): New function.
551 (Sized_relobj::incremental_relocs_write_reltype): New function.
552 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
554 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
555 archives and object files elsewhere.
556 (Add_symbols::run): Report object files here.
557 (Finish_group::run): Report end of archive at end of group.
558 * reloc.cc: Include layout.h, incremental.h.
559 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
560 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
561 (Sized_relobj::incremental_relocs_scan): New function.
562 (Sized_relobj::incremental_relocs_scan_reltype): New function.
563 (Sized_relobj::do_relocate_sections): Write incremental relocations.
564 (Sized_relobj::incremental_relocs_write): New function.
565 (Sized_relobj::incremental_relocs_write_reltype): New function.
566 * script.cc (read_input_script): Rewrite test for incremental link.
567 Change call to Incremental_inputs::report_script.
568 * symtab.h (Symbol_table::first_global_index): New function.
569 (Symbol_table::output_count): New function.
571 2010-08-12 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Target_arm::merge_object_attributes): Check command line
574 options --no-wchar-size-warning and --no-enum-size-warning.
575 * options.h (General_options): Add ld-compatible options
576 --no-enum-size-warning and --no-wchar-size-warning.
578 2010-08-04 Ian Lance Taylor <iant@google.com>
580 * x86_64.cc (Target_x86_64::Scan::local): Use
581 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
582 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
583 (Target_x86_64::Scan::global): Likewise.
584 (Target_x86_64::Relocate::relocate): Likewise.
585 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
588 2010-08-03 Cary Coutant <ccoutant@google.com>
590 * merge.cc (Output_merge_string::do_add_input_section): Count strings
591 to reserve space in merged_strings vector. Keep total input size
593 (Output_merge_string::do_print_merge_stats): Print total input size.
594 * merge.h (Output_merge_string): Add input_size_ field.
595 * stringpool.cc (Stringpool_template::string_length): Move
596 implementations out of Stringpool_template class and place in
598 * stringpool.h (string_length): Move out of Stringpool_template.
600 2010-08-03 Ian Lance Taylor <iant@google.com>
603 * layout.cc (relaxation_loop_body): If address of load segment is
604 set, adjust address to include headers if possible.
606 2010-08-03 Ian Lance Taylor <iant@google.com>
608 * version.cc (version_string): Bump to 1.10.
610 2010-08-03 Ian Lance Taylor <iant@google.com>
613 * layout.h (enum Output_section_order): Define.
614 (class Layout): Update declarations.
615 * layout.cc (Layout::get_output_section): Add order parameter.
616 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
617 is_first_non_relro parameters. Change all callers.
618 (Layout::choose_output_section): Likewise.
619 (Layout::add_output_section_data): Likewise.
620 (Layout::make_output_section): Likewise. Set order.
621 (Layout::default_section_order): New function.
622 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
623 * output.cc (Output_section::Output_section): Initialize order_.
624 Don't initialize deleted fields.
625 (Output_segment::Output_segment): Don't initialize deleted
627 (Output_segment::add_output_section_to_load): New function
628 replacing add_output_section. Change all callers to call this or
629 add_output_section_to_nonload.
630 (Output_segment::add_output_section_to_nonload): New function.
631 (Output_segment::remove_output_section): Rewrite.
632 (Output_segment::add_initial_output_data): Likewise.
633 (Output_segment::has_any_data_sections): Likewise.
634 (Output_segment::is_first_section_relro): Likewise.
635 (Output_segment::maximum_alignment): Likewise.
636 (Output_segment::has_dynamic_reloc): New function replacing
637 dynamic_reloc_count. Change all callers.
638 (Output_segment::has_dynamic_reloc_list): New function replacing
639 dynamic_reloc_count_list. Change all callers.
640 (Output_segment::set_section_addresses): Rewrite.
641 (Output_segment::set_offset): Rewrite.
642 (Output_segment::find_first_and_last_list): Remove.
643 (Output_segment::set_tls_offsets): Rewrite.
644 (Output_segment::first_section_load_address): Likewise.
645 (Output_segment::output_section_count): Likewise.
646 (Output_segment::section_with_lowest_load_address): Likewise.
647 (Output_segment::write_section_headers): Likewise.
648 (Output_segment::print_sections_to_map): Likewise.
649 * output.h (class Output_data): Remove dynamic_reloc_count_
650 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
651 (Output_data::add_dynamic_reloc): Rewrite.
652 (Output_data::has_dynamic_reloc): New function.
653 (Output_data::dynamic_reloc_count): Remove.
654 (class Output_section): Add order_ field. Remvoe is_relro_local_,
655 is_last_relro_, is_first_non_relro_, is_interp_,
656 is_dynamic_linker_section_ fields. Add order and set_order
657 functions. Remove is_relro_local, set_is_relro_local,
658 is_last_relro, set_is_last_relro, is_first_non_relro,
659 set_is_first_non_relro functions, is_interp, set_is_interp,
660 is_dynamic_linker_section, and set_is_dynamic_linker_section
662 (class Output_segment): Change Output_data_list from std::list to
663 std:;vector. Add output_lists_ field. Remove output_data_ and
664 output_bss_ fields. Update declarations.
666 2010-08-02 Ian Lance Taylor <iant@google.com>
668 * arm.cc (Target_arm::gc_process_relocs): Use typename.
669 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
670 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
672 2010-08-02 Ian Lance Taylor <iant@google.com>
675 * script.cc (Script_options::Script_options): Initialize
676 symbol_definitions_ and symbol_references_.
677 (Script_options::add_symbol_assignment): Update
678 symbol_definitions_ and symbol_references_.
679 (Script_options::add_symbol_reference): New function.
680 (script_symbol): New function.
681 * script.h (class Script_options): Add symbol_definitions_ and
682 symbol_references_ fields.
683 (Script_options::referenced_const_iterator): New type.
684 (Script_options::referenced_begin): New function.
685 (Script_options::referenced_end): New function.
686 (Script_options::is_referenced): New function.
687 (Script_options::any_unreferenced): New function.
688 * script-c.h (script_symbol): Declare.
689 * yyscript.y (exp): Call script_symbol.
690 * symtab.cc: Include "script.h".
691 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
692 Change all callers. Check symbols referenced by scripts.
693 (Symbol_table::add_undefined_symbols_from_command_line): Add
694 layout parameter. Change all callers.
695 (Symbol_table::do_add_undefined_symbols_from_command_line):
696 Likewise. Break out loop body. Check symbols referenced by
698 (Symbol_table::add_undefined_symbol_from_command_line): New
699 function broken out of
700 do_add_undefined_symbols_from_command_line.
701 * symtab.h (class Symbol_table): Update declarations.
702 * archive.cc: Include "layout.h".
703 (Archive::should_include_member): Add layout parameter. Change
704 all callers. Check for symbol mentioned in expression.
705 * archive.h (class Archive): Update declaration.
706 * object.cc (Sized_relobj::do_should_include_member): Add layout
708 * object.h (Object::should_include_member): Add layout parameter.
710 (Object::do_should_include_member): Add layout parameter.
711 (class Sized_relobj): Update declaration.
712 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
714 * dynobj.h (class Sized_dynobj): Update declaration.
715 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
717 * plugin.h (class Sized_pluginobj): Update declaration.
719 2010-08-02 Ian Lance Taylor <iant@google.com>
722 * output.cc (Output_segment::set_offset): Search for the first and
723 last sections rather than assuming that the list is in order.
724 (Output_segment::find_first_and_last_list): New function.
725 * output.h (class Output_segment): Update declarations.
726 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
727 (relro_strip_test_SOURCES): New variable.
728 (relro_strip_test_DEPENDENCIES): New variable.
729 (relro_strip_test_LDFLAGS): New variable.
730 (relro_strip_test_LDADD): New variable.
731 (relro_strip_test.so): New target.
733 2010-08-02 Ian Lance Taylor <iant@google.com>
735 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
736 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
737 (Target_i386::got_tlsdesc_section): New function.
738 (Target_i386::got_section): Create space for GOT entries for
740 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
742 (Target_i386::Scan::global): Likewise.
743 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
745 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
746 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
747 (Target_x86_64::got_tlsdesc_section): New function.
748 (Target_x86_64::got_section): Create space for GOT entries for
750 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
752 (Target_x86_64::Scan::global): Likewise.
753 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
756 2010-08-02 Ian Lance Taylor <iant@google.com>
758 * testsuite/final_layout.sh: Use dc to convert from hex to
761 2010-07-29 Sriraman Tallam <tmsriram@google.com>
763 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
764 paramter to the call to gold::gc_process_relocs.
765 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
766 paramter to the call to gold::gc_process_relocs.
767 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
768 parameter to the call to gold::gc_process_relocs.
769 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
770 template parameter to the call to gold::gc_process_relocs.
771 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
772 paramter to the call to gold::gc_process_relocs.
773 * gc.h (get_embedded_addend_size): New function.
774 (gc_process_relocs): Save the size of the reloc for use by ICF.
775 * icf.cc (get_section_contents): Get the addend from the text section
776 for SHT_REL relocation sections.
777 * icf.h (Icf::Reloc_addend_size_info): New typedef.
778 (Icf::Reloc_info): Add new member reloc_addend_size_info.
779 * int_encoding.h (read_from_pointer): New overloaded function.
780 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
781 * testsuite/icf_sht_rel_addend_test.sh: New file.
782 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
783 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
785 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
787 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
788 * Makefile.in: Regenerate.
789 * testsuite/Makefile.in: Regenerate.
791 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
793 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
794 * gold/testsuite/debug_msg.cc: Likewise.
795 * gold/testsuite/odr_violation1.cc
796 * gold/testsuite/odr_violation2.cc
798 2010-07-21 Cary Coutant <ccoutant@google.com>
800 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
801 string, and length fields.
802 (Output_merge_string::Merged_strings_list): New type.
803 (Output_merge_string::Merged_strings_lists): New typedef.
804 (Output_merge_string): Replace merged_strings_ with
805 merged_strings_lists_.
806 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
807 Merged_strings_list per input object and section. Don't store pointer
808 to the string. Don't store length with each merged string entry.
809 (Output_merge_string::finalize_merged_data): Loop over list of merged
810 strings lists. Recompute length of each merged string.
812 2010-07-15 Cary Coutant <ccoutant@google.com>
814 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
817 2010-07-14 Ian Lance Taylor <iant@google.com>
819 * descriptors.cc (Descriptors::open): Report correct name in error
822 2010-07-13 Doug Kwan <dougkwan@google.com>
824 * arm.cc (Arm_input_section::Arm_input_section): For a
825 SHT_ARM_EXIDX section, always keeps the input sections.
826 (Arm_input_section::set_exidx_section_link): New method.
827 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
828 has_errors_ to false.
829 (Arm_exidx_input_section::has_errors,
830 Arm_exidx_input_section::set_has_errors): New methods.
831 (Arm_exidx_input_section::has_errors_): New data member.
832 (Arm_relobj::get_exidx_shndx_list): New method.
833 (Arm_output_section::append_text_sections_to_list): Do not skip
834 section without SHF_EXECINSTR.
835 (Arm_output_section::fix_exidx_coverage): Skip input sections with
837 (Arm_relobj::make_exidx_input_section): Add new parameter for text
838 section header. Make error messages more verbose. Check for
839 a non-executable section linked to an EXIDX section.
840 (Arm_relobj::do_read_symbols): Remove error checking, which has been
841 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
842 check that there is no deferred EXIDX section if we exit early.
843 Instead of not making an EXIDX section in case of an error, make one
844 and set the has_errors flag of it.
845 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
846 in a relocatable link.
847 (Target_arm::do_relax): Look for the EXIDX output section instead of
848 assuming that it is called .ARM.exidx.
849 (Target_arm::fix_exidx_coverage): Add a new parameter for input
850 section list. Do not check for SHF_EXECINSTR section flags but
851 skip any input section with errors.
852 * output.cc (Output_section::Output_section): Initialize
853 always_keeps_input_sections_ to false.
854 (Output_section::add_input_section): Check for
855 always_keeps_input_sections_.
856 * output.h (Output_section::always_keeps_input_sections,
857 Output_section::set_always_keeps_input_sections): New methods.
858 (Output_section::always_keeps_input_sections): New data member.
860 2010-07-13 Rafael Espindola <espindola@google.com>
862 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
863 * fileread.h (Input_file): Add try_extra_search_path and find_file.
865 2010-07-13 Philip Herron <herron.philip@googlemail.com>
866 Ian Lance Taylor <iant@google.com>
868 * output.h (Output_section_lookup_maps::add_merge_section):
869 Correct check of whether value was inserted.
870 (Output_section_lookup_maps::add_merge_input_section): Likewise.
871 (Output_section_lookup_maps::add_relaxed_input_section):
873 * arm.cc (Target_arm::got_section): Remove used local os.
874 * i386.cc (Target_i386::got_section): Likewise.
875 * x86_64.cc (Target_x86_64::got_section): Likewise.
876 * sparc.cc (Target_sparc::got_section): Likewise.
877 (Target_sparc::relocate): Remove unused local have_got_offset.
878 * powerpc.cc (Target_powerpc::relocate): Likewise.
880 2010-07-13 Ian Lance Taylor <iant@google.com>
882 * compressed_output.cc (zlib_decompress): Fix signature in
885 * archive.cc (Archive::include_member): Unlock an external member
886 of a thin archive. Don't bother to delete an object we know is
889 2010-07-12 Cary Coutant <ccoutant@google.com>
891 * compressed_output.cc (zlib_decompress): New function.
892 (get_uncompressed_size): New function.
893 (decompress_input_section): New function.
894 * compressed_output.h (get_uncompressed_size): New function.
895 (decompress_input_section): New function.
896 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
897 Handle compressed debug sections.
898 * layout.cc (is_compressed_debug_section): New function.
899 (Layout::output_section_name): Map compressed section names to
901 * layout.h (is_compressed_debug_section): New function.
902 (is_debug_info_section): Recognize compressed debug sections.
903 * merge.cc: Include compressed_output.h.
904 (Output_merge_data::do_add_input_section): Handle compressed
906 (Output_merge_string::do_add_input_section): Handle compressed
908 * object.cc: Include compressed_output.h.
909 (Sized_relobj::Sized_relobj): Initialize new data members.
910 (build_compressed_section_map): New function.
911 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
912 * object.h (Object::section_is_compressed): New method.
913 (Object::do_section_is_compressed): New method.
914 (Sized_relobj::Compressed_section_map): New type.
915 (Sized_relobj::do_section_is_compressed): New method.
916 (Sized_relobj::compressed_sections_): New data member.
917 * output.cc (Output_section::add_input_section): Handle compressed
919 * reloc.cc: Include compressed_output.h.
920 (Sized_relobj::write_sections): Handle compressed debug sections.
922 2010-07-08 Cary Coutant <ccoutant@google.com>
924 * resolve.cc (Symbol_table::resolve): Remember whether undef was
925 weak when resolving to a dynamic def.
926 (Symbol_table::should_override): Add adjust_dyndef flag; set it
927 for weak undef/dynamic def cases. Adjust callers.
928 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
930 (Symbol_table::sized_write_globals): Adjust symbol binding.
931 (Symbol_table::sized_write_symbol): Add binding parameter.
932 * symtab.h (Symbol::set_undef_binding): New method.
933 (Symbol::is_undef_binding_weak): New method.
934 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
935 (Symbol_table::should_override): Add new parameter.
936 (Symbol_table::sized_write_symbol): Add new parameter.
938 * testsuite/weak_undef_file1.cc: Add new test case.
939 * testsuite/weak_undef_file2.cc: Fix header comment.
940 * testsuite/weak_undef_test.cc: Add new test case.
942 2010-06-29 Doug Kwan <dougkwan@google.com>
944 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
945 Initialize USE_SYMBOL_.
946 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
948 (Arm_reloc_property::uses_symbol_): New data member declaration.
949 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
950 uses symbol value and symbol is undefined but not weakly undefined.
952 2010-06-28 Rafael Espindola <espindola@google.com>
954 * plugin.cc (Plugin::load): Use dlerror.
956 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
958 * symtab.cc (detect_odr_violations): When reporting an ODR
959 violation, report an object where the symbol is defined.
961 2010-06-25 Doug Kwan <dougkwan@google.com>
963 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
964 (Target_arm::section_may_have_icf_unsafe_pointers): New method
966 (Target_arm::Scan::local_reloc_may_be_function_pointer,
967 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
968 target hook to detect function points.
969 (Target_arm::Scan::possible_function_pointer_reloc): New method.
970 * icf.h (Icf::check_section_for_function_pointers): Change type of
971 parameter SECTION_NAME to const reference to std::string. Use
972 target hook to determine if section may have unsafe pointers.
973 * target.h (Target::section_may_have_icf_unsafe_pointers): New
976 2010-06-21 Rafael Espindola <espindola@google.com>
978 * fileread.cc (Input_file::find_fie): New
979 (Input_file::open): Use Input_file::find_fie.
980 * fileread.h (Input_file::find_fie): New
981 * plugin.cc (set_extra_library_path): New.
982 (Plugin::load): Add set_extra_library_path to the transfer vector.
983 (Plugin_manager::set_extra_library_path): New.
984 (Plugin_manager::add_input_file): Use the extra search path if set.
985 (set_extra_library_path(): New.
986 * plugin.h (Plugin_manager): Add set_extra_library_path and
989 2010-06-19 Cary Coutant <ccoutant@google.com>
991 * layout.cc (gdb_sections): Add .debug_types.
992 (lines_only_debug_sections): Likewise.
994 2010-06-18 Rafael Espindola <espindola@google.com>
996 * plugin.cc (add_input_file,add_input_library)
997 (Plugin_manager::add_input_file): Make filename arguments const.
998 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1001 2010-06-16 Doug Kwan <dougkwan@google.com>
1003 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1004 .ARM.attributes section if we have not merged any input
1005 attributes sections.
1007 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1009 * arm.cc: Allow combining objects with no EABI version
1012 2010-06-15 Rafael Espindola <espindola@google.com>
1014 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1016 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1018 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1019 (struct iovec): Correct !HAVE_READV definition.
1021 2010-06-10 Cary Coutant <ccoutant@google.com>
1023 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1024 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1026 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1029 * symtab.h (Symbol::is_placeholder): New member function.
1030 * target-reloc.h (relocate_section): Check for placeholder symbols.
1032 * testsuite/Makefile.am (plugin_test_8): New test.
1033 (plugin_test_9): New test.
1034 * testsuite/Makefile.in: Regenerate.
1036 2010-06-09 Nick Clifton <nickc@redhat.com>
1038 * yyscript.y (input_list_element): Allow strings prefixed with
1039 the '-' character. Treat these as libraries.
1040 * script.cc (script_add_library): New function. Adds a library
1041 specified by "-l<name>" found in an input script.
1042 * script-c.h: Add prototype for script_add_library.
1044 2010-06-07 Doug Kwan <dougkwan@google.com>
1046 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1047 Restrict stub-group size to be within long conditional branch
1048 range when working around cortex-A8 erratum.
1050 2010-06-07 Damien Diederen <dd@crosstwine.com>
1052 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1055 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1059 (Output_section::Input_section_sort_entry::compare_section_ordering):
1060 Change to return non-zero correctly.
1061 (Output_section::Input_section_sort_section_order_index_compare
1062 ::operator()): Change to fix ambiguity in comparisons.
1064 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1066 * gold.h (is_wildcard_string): New function.
1067 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1068 (Layout::layout_eh_frame): Ditto.
1069 (Layout::find_section_order_index): New method.
1070 (Layout::read_layout_from_file): New method.
1071 * layout.h (Layout::find_section_order_index): New method.
1072 (Layout::read_layout_from_file): New method.
1073 (Layout::input_section_position_): New private member.
1074 (Layout::input_section_glob_): New private member.
1075 * main.cc (main): Call read_layout_from_file here.
1076 * options.h (--section-ordering-file): New option.
1077 * output.cc (Output_section::input_section_order_specified_): New
1079 (Output_section::Output_section): Initialize new member.
1080 (Output_section::add_input_section): Add new parameter.
1081 Keep input sections when --section-ordering-file is used.
1082 (Output_section::set_final_data_size): Sort input sections when
1083 section ordering file is specified.
1084 (Output_section::Input_section_sort_entry): Add new parameter.
1086 (Output_section::Input_section_sort_entry::compare_section_ordering):
1088 (Output_section::Input_section_sort_compare::operator()): Change to
1089 consider section_order_index.
1090 (Output_section::Input_section_sort_init_fini_compare::operator()):
1091 Change to consider section_order_index.
1092 (Output_section::Input_section_sort_section_order_index_compare
1093 ::operator()): New method.
1094 (Output_section::sort_attached_input_sections): Change to sort
1095 according to section order when specified.
1096 (Output_section::add_input_section<32, true>): Add new parameter.
1097 (Output_section::add_input_section<64, true>): Add new parameter.
1098 (Output_section::add_input_section<32, false>): Add new parameter.
1099 (Output_section::add_input_section<64, false>): Add new parameter.
1100 * output.h (Output_section::add_input_section): Add new parameter.
1101 (Output_section::input_section_order_specified): New
1103 (Output_section::set_input_section_order_specified): New method.
1104 (Input_section::Input_section): Initialize section_order_index_.
1105 (Input_section::section_order_index): New method.
1106 (Input_section::set_section_order_index): New method.
1107 (Input_section::section_order_index_): New member.
1108 (Input_section::Input_section_sort_section_order_index_compare): New
1110 (Output_section::input_section_order_specified_): New member.
1111 * script-sections.cc (is_wildcard_string): Delete and move modified
1113 (Output_section_element_input::Output_section_element_input): Modify
1114 call to is_wildcard_string.
1115 (Output_section_element_input::Input_section_pattern
1116 ::Input_section_pattern): Ditto.
1117 (Output_section_element_input::Output_section_element_input): Ditto.
1118 * testsuite/Makefile.am (final_layout): New test case.
1119 * testsuite/Makefile.in: Regenerate.
1120 * testsuite/final_layout.cc: New file.
1121 * testsuite/final_layout.sh: New file.
1123 2010-06-01 Rafael Espindola <espindola@google.com>
1125 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1127 2010-06-01 Rafael Espindola <espindola@google.com>
1129 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1130 visibility of symbols.
1132 2010-05-27 Doug Kwan <dougkwan@google.com>
1134 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1135 from start of output section instead of address for a local symbol
1136 in a merged or relaxed section when doing a relocatable link.
1138 2010-05-26 Rafael Espindola <espindola@google.com>
1141 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1142 adding sections the garbage collector removed.
1143 * gold/testsuite/Makefile.am: Add test.
1144 * gold/testsuite/Makefile.in: Regenerate.
1145 * gold/testsuite/plugin_test_7.sh: New.
1146 * gold/testsuite/plugin_test_7_1.c: New.
1147 * gold/testsuite/plugin_test_7_2.c: New.
1149 2010-05-26 Rafael Espindola <espindola@google.com>
1151 * script-sections.cc (Output_section_definition::set_section_addresses):
1152 Check for --section-start.
1154 2010-05-26 Doug Kwan <dougkwan@google.com>
1156 * arm.cc (Arm_scan_relocatable_relocs): New class.
1157 (Target_arm::relocate_special_relocatable): New method.
1158 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1159 (Arm_relocate_functions::thumb_branch_common): Same.
1160 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1161 instead of Default_scan_relocatable_relocs.
1162 * target-reloc.h (relocate_for_relocatable): Let target handle
1163 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1164 * target.h (Sized_target::relocate_special_relocatable): New method.
1166 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1168 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1170 2010-05-23 Doug Kwan <dougkwan@google.com>
1172 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1174 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1175 with a direct branch, not a conditional branch, to a stub.
1176 * merge.cc (Output_merge_base::record_input_section): New method
1178 (Output_merge_data::do_add_input_section): Record input section if
1179 keeps-input-sections flag is set.
1180 (Output_merge_string::do_add_input_section): Ditto.
1181 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1182 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1184 (Output_merge_base::keeps_input_sections,
1185 Output_merge_base::set_keeps_input_sections,
1186 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1188 (Output_merge_base::Input_sections): New type declaration.
1189 (Output_merge_base::input_sections_begin,
1190 Output_merge_base::input_sections_end,
1191 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1192 (Output_merge_base::bool keeps_input_sections_,
1193 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1194 Output_merge_base::input_sections_): New data members.
1195 (Output_merge_data::do_set_keeps_input_sections): New method
1197 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1198 * output.cc (Output_section::Input_section::relobj): Move method
1199 defintion from class declaration to here and handle merge sections.
1200 (Output_section::Input_section::shndx): Ditto.
1201 (Output_section::Output_section): Remove initializations of removed
1202 data members and initialize new data member LOOKUP_MAPS_.
1203 (Output_section::add_input_section): Set keeps-input-sections flag
1204 for a newly created merge output section as appropriate. Adjust code
1205 to use Output_section_lookup_maps class.
1206 (Output_section::add_relaxed_input_section): Adjst code for lookup
1207 maps code refactoring.
1208 (Output_section::add_merge_input_section): Add a new parameter
1209 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1210 class. If adding input section to a newly created merge output
1211 section fails, remove the new merge section.
1212 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1213 Adjust code for use of the Output_section_lookup_maps class.
1214 (Output_section::find_merge_section): Ditto.
1215 (Output_section::build_lookup_maps): New method defintion.
1216 (Output_section::find_relaxed_input_section): Adjust code to use
1217 Output_section_lookup_maps class.
1218 (Output_section::get_input_sections): Export merge sections. Adjust
1219 code to use Output_section_lookup_maps class.
1220 (Output_section:::add_script_input_section): Adjust code to use
1221 Output_section_lookup_maps class. Update lookup maps for merge
1223 (Output_section::discard_states): Use Output_section_lookup_maps.
1224 (Output_section::restore_states): Same.
1225 * output.h (Merge_section_properties): Move class defintion out of
1227 (Output_section_lookup_maps): New class.
1228 (Output_section::Input_section::is_merge_section): New method
1230 (Output_section::Input_section::relobj): Move defintion out of class
1231 defintion. Declare method only.
1232 (Output_section::Input_section::shndx): Ditto.
1233 (Output_section::Input_section::output_merge_base): New method defintion.
1234 (Output_section::Input_section::u2_.pomb): New union field.
1235 (Output_section::Merge_section_by_properties_map,
1236 Output_section::Output_section_data_by_input_section_map,
1237 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1239 (Output_section::add_merge_input_section): Add new parameter
1240 KEEPS_INPUT_SECTIONS.
1241 (Output_section::build_lookup_maps): New method declaration.
1242 (Output_section::merge_section_map_,
1243 Output_section::merge_section_by_properties_map_,
1244 Output_section::relaxed_input_section_map_,
1245 Output_section::is_relaxed_input_section_map_valid_): Remove data
1247 (Output_section::lookup_maps_): New data member.
1249 2010-05-21 Doug Kwan <dougkwan@google.com>
1252 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1253 avoid a compilation error.
1255 2010-05-19 Rafael Espindola <espindola@google.com>
1257 * script-sections.cc (Output_section_definition::allocate_to_segment):
1258 Update the phdrs_list even when the output section is NULL.
1259 * testsuite/Makefile.am: Add test.
1260 * testsuite/Makefile.in: Regenerate.
1261 * testsuite/script_test_9.cc: New.
1262 * testsuite/script_test_9.sh: New.
1263 * testsuite/script_test_9.t: New.
1265 2010-05-19 Doug Kwan <dougkwan@google.com>
1267 * arm.cc (Arm_input_section::original_size): New method.
1268 (Arm_input_section::do_addralign): Add a cast.
1269 (Arm_input_section::do_output_offset): Remove static cast.
1270 (Arm_input_section::original_addralign,
1271 Arm_input_section::original_size_): Change type to uint32_t.
1272 (Arm_input_section::init): Add safe casts for section alignment
1274 (Arm_input_section::set_final_data_size): Do not set address and
1275 offset of stub table.
1276 (Arm_output_section::fix_exidx_coverage): Change use of of
1277 Output_section::Simple_input_section to that of
1278 Output_section::Input_section.
1279 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1280 except for the first pass.
1281 * output.cc (Output_section::get_input_sections): Change type of
1282 input_sections to std::list<Input_section>.
1283 (Output_section::add_script_input_section): Rename from
1284 Output_section::add_simple_input_section. Change type of SIS
1285 parameter from Simple_input_section to Input_section.
1286 * output.h (Output_section::Simple_input_section): Remove class.
1287 (Output_section::Input_section): Change class visibility to public.
1288 (Output_section::Input_section::addralign): Use stored alignments
1289 for special input sections if set.
1290 (Output_section::Input_section::set_addralign): New method.
1291 (Output_section::get_input_sections): Change parameter type from
1292 list of Simple_input_section to list of Input_section.
1293 (Output_section::add_script_input_section): Rename from
1294 Output_section::add_simple_input_section. Change first parameter's
1295 type from Simple_input_section to Input_section and remove the
1296 second and third parameters.
1297 * script-sections.cc (Input_section::Input_section_list): Change
1298 type to list of Output_section::Input_section/
1299 (Input_section_info::Input_section_info): Change parameter type of
1300 INPUT_SECTION to Output_section::Input_section.
1301 (Input_section_info::input_section): Change return type.
1302 (Input_section_info::input_section_): Change type to
1303 Output_section::Input_section.
1304 (Output_section_element_input::set_section_addresses): Adjust code
1305 to use Output_section::Input_section instead of
1306 Output_section::Simple_input_section. Adjust code for renaming
1307 of Output_section::add_simple_input_section.
1308 (Orphan_output_section::set_section_addresses): Ditto.
1310 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1312 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1313 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1315 2010-05-18 Rafael Espindola <espindola@google.com>
1317 * options.cc (General_options::finalize): Handle -nostdlib.
1318 * options.h (nostdlib): New option.
1319 * script.cc (script_add_search_dir): Handle -nostdlib.
1321 2010-05-12 Doug Kwan <dougkwan@google.com>
1323 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1324 attributes section only if there no attributes section after merging.
1325 (Target_arm::merge_object_attributes): Move value of
1326 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1327 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1328 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1329 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1330 and arm_attr_merge_7.stdout.
1331 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1332 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1333 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1334 arm_attr_merge_7b.o): New rules.
1335 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1337 * testsuite/Makefile.in: Regenerate.
1338 * testsuite/arm_attr_merge.sh: New file.
1339 * testsuite/arm_attr_merge_[67][ab].s: Same.
1341 2010-05-05 Nick Clifton <nickc@redhat.com>
1343 * po/es.po: Updated Spanish translation.
1345 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1347 * Makefile.am (install-exec-local): Properly install gold as
1348 default cross linker.
1349 * Makefile.in: Regenerated.
1351 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1352 Nick Clifton <nickc@redhat.com>
1354 * configure.ac (install_as_default): Define and set to false
1355 unless --enable-gold or --enable-gold=both/gold has been
1357 * configure: Regenerate.
1359 * Makefile.am (install-exec-local): Install the executable as
1360 'ld.gold'. If install_as_default is true then also install it as
1362 * Makefile.in: Regenerated.
1364 2010-04-24 Ian Lance Taylor <iant@google.com>
1366 * layout.cc (Layout::layout_reloc): In relocatable link don't
1367 combine reloc sections for grouped sections.
1369 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1371 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1372 sections that are not ordinary to icf.
1373 * icf.cc (get_section_contents): Handle relocation pointing to section
1374 with no object or shndx information.
1375 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1376 * testsuite/Makefile.in: Regenerate.
1377 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1378 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1380 2010-04-22 Ian Lance Taylor <iant@google.com>
1382 * expression.cc (Expression::Expression_eval_info): Add
1383 result_alignment_pointer field.
1384 (Expression::eval_with_dot): Add result_alignment_pointer
1385 parameter. Change all callers.
1386 (Expression::eval_maybe_dot): Likewise.
1387 (class Binary_expression): Add alignment_pointer parameter to
1388 left_value and right_value. Change all callers.
1389 (BINARY_EXPRESSION): Set result alignment.
1390 (class Trinary_expression): Add alignment_pointer parameter to
1391 arg2_value and arg3_value. Change all callers.
1392 (Trinary_cond::value): Set result alignment.
1393 (Max_expression::value, Min_expression::value): Likewise.
1394 (Align_expression::value): Likewise.
1395 * script-sections.cc (class Sections_element): Add dot_alignment
1396 parameter to set_section_addresses virtual function. Update
1398 (class Output_section_element): Likewise.
1399 (Script_sections::create_segments): Add dot_alignment parameter.
1401 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1402 (Script_sections::set_phdrs_clause_addresses): Likewise.
1403 * script-sections.h: Update declarations.
1404 * script.h: Update declarations.
1405 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1407 * testsuite/script_test_3.t: Set large alignment.
1408 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1409 segment has expected alignment.
1411 2010-04-22 Nick Clifton <nickc@redhat.com>
1413 * po/gold.pot: Updated by the Translation project.
1414 * po/vi.po: Updated Vietnamese translation.
1416 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1418 * testsuite/Makefile.am (check_PROGRAMS): Add
1419 icf_virtual_function_folding_test.
1420 * testsuite/Makefile.in: Regenerated.
1422 2010-04-15 Andrew Haley <aph@redhat.com>
1424 * options.h (merge_exidx_entries): New option.
1425 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1426 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1427 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1428 (Target_arm::merge_exidx_entries): New function.
1429 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1430 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1431 to Arm_exidx_fixup constructor.
1432 Add new arg, merge_exidx_entries.
1433 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1434 Arm_output_section::fix_exidx_coverage.
1436 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1438 * icf.cc (get_section_contents): Check for preemptible functions.
1439 Ignore addend when appropriate.
1440 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1442 (add_from_relobj): Check for section folded.
1443 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1444 * symtab.h (should_add_dynsym_entry): Add new parameter.
1445 * target-reloc.h (scan_relocs): Check for section folded.
1446 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1447 Check reloc types for function pointers in shared objects.
1448 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1450 (icf_preemptible_functions_test): New test case.
1451 (icf_string_merge_test): New test case.
1452 * testsuite.Makefile.in: Regenerate.
1453 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1454 bar_glob. Refactor code.
1455 * testsuite/icf_preemptible_functions_test.cc: New file.
1456 * testsuite/icf_preemptible_functions_test.sh: New file.
1457 * testsuite/icf_string_merge_test.cc: New file.
1458 * testsuite/icf_string_merge_test.sh: New file.
1459 * testsuite/icf_virtual_function_folding_test.cc: New file.
1460 * testsuite/icf_virtual_function_folding_test.sh: New file.
1462 2010-04-14 Doug Kwan <dougkwan@google.com>
1464 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1465 for local symbol recounting if we remove a section due to ICF.
1466 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1467 there are no regular objects in input.
1469 2010-04-13 Doug Kwan <dougkwan@google.com>
1471 * arm.cc (Arm_input_section::set_final_data_size): Compute
1472 accurate final data size instead of using current data size.
1474 2010-04-09 Doug Kwan <dougkwan@google.com>
1476 * layout.cc (Layout::choose_output_section): Handle script section
1478 (Layout::make_output_section_for_script): Add section type parameter.
1479 Handle script section types.
1480 * layout.h (Layout::make_output_section_for_script): Add section
1482 * output.cc (Output_section::Output_section): Initialize data member
1484 (Output_section::do_reset_address_and_file_offset): Do not set address
1485 to 0 if section is a NOLOAD section.
1486 * output.h (Output_section::is_noload): New method.
1487 (Output_section::set_is_noload): Ditto.
1488 (Output_section::is_noload_): New data member.
1489 * script-c.h (Script_section_type): New enum type.
1490 (struct Parser_output_section_header): Add new file section_type.
1491 * script-sections.cc (Sections_element::output_section_name): Add
1492 parameter for returning script section type.
1493 (Output_section_definition::output_section_name): Ditto.
1494 (Output_section_definition::section_type)P; New method.
1495 (Output_section_definiton::script_section_type_name): Ditto.
1496 (Output_section_definition::script_section_type_): New data member.
1497 (Output_section_definition::Output_section_definition): Initialize
1498 data member Output_section_definition::script_section_type_.
1499 (Output_section_definition::create_sections): Pass script section type
1500 to Layout::make_output_section_for_script.
1501 (Output_section_definition::output_section_name): Return script
1502 section type to caller.
1503 (Output_section_definition::set_section_address): Do not advance
1504 dot value and load address if section type is NOLOAD. Set address
1505 of NOLOAD sections regardless of section flags.
1506 (Output_section_definition::print): Print section type if it is
1507 not SCRIPT_SECTION_TYPE_NONE.
1508 (Output_section_definition::section_type): New method.
1509 (Output_section_definition::script_section_type_name): Ditto.
1510 (Script_sections::output_section_name): Add new parameter
1511 PSECTION_TYPE for returning script section type. Pass it to
1512 section elements. Handle discard sections.
1513 (Sort_output_sections::operator()): Handle NOLOAD sections.
1514 * script-sections.h (Script_sections::Section_type): New enum type.
1515 (Script_sections::output_section_name): Add a new parameter for
1516 returning script section type.
1517 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1519 * yyscript.y (union): Add new field SECTION_TYPE.
1520 (COPY, DSECT, INFO, NOLOAD): New tokens.
1521 (opt_address_and_section_type): Change type to output_section_header.
1522 (section_type): New non-terminal
1523 (section_header): Handle section type.
1524 (opt_address_and_section_type): Return section type value.
1526 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1528 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1529 * testsuite/plugin_common_test_2.c (foo): Likewise.
1531 2010-04-08 Doug Kwan <dougkwan@google.com>
1533 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1535 * output.cc (Output_section::add_merge_input_section): Simplify
1536 code and return status of Output_merge_base::add_input_section.
1537 Update merge section map only if Output_merge_base::add_input_section
1540 2010-04-07 Doug Kwan <dougkwan@google.com>
1542 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1543 if section is marked as containing instructions but has no mapping
1545 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1546 correct section index.
1547 (Arm_relobj::find_linked_text_section): Ditto.
1549 2010-04-07 Cary Coutant <ccoutant@google.com>
1551 * archive.cc (include_member): Destroy Read_symbols_data object before
1553 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1554 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1555 (Read_symbols_data::~Read_symbols_data) New destructor.
1556 (Section_relocs::Section_relocs) New constructor.
1557 (Section_relocs::~Section_relocs) New destructor.
1558 (Read_relocs_data::Read_relocs_data) New constructor.
1559 (Read_relocs_data::~Read_relocs_data) New destructor.
1560 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1561 pointers to NULL after deleting.
1563 2010-04-07 Doug Kwan <dougkwan@google.com>
1565 * arm.cc: Replace "endianity" with "endianness" in comments.
1566 (Arm_exidx_cantunwind): Ditto.
1567 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1568 (Arm_relobj::merge_flags_and_attributes): New method.
1569 (Arm_relobj::merge_flags_and_attributes_): New data member.
1570 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1571 (Arm_relobj::scan_sections_for_stubs): Ditto.
1572 (Arm_relobj::do_read_symbols): Check to see if we really want to
1573 merge processor-specific flags and attributes. Exit early if
1574 an object is empty except for section names and the undefined symbol.
1575 (Target_arm::do_finalize_sections): Move check for ELF format to
1576 Arm_relobj::do_read_symbols. Merge processor specific flags and
1577 attributes from a regular object only when we have determined that
1578 it is aapropriate. Do not create an .ARM.attributes section in
1579 output if there is no regular input object.
1580 (Target_arm::merge_processor_specific_flags): Check
1581 --warn-mismatch before printing any error.
1582 (Target_arm::merge_object_attributes): Ditto.
1583 * gold.cc (queue_middle_tasks): Handle the case in which there is
1584 no regular object in input.
1585 * options.cc (General_options::parse_EB): New method.
1586 (General_options::parse_EL): Same.
1587 (General_options::General_options): Initialize endianness_.
1588 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1590 (General_options::Endianness): New enum.
1591 (General_options::endianness): New method.
1592 (General_options::endianness_): New data member.
1593 * parameters.cc (Parameters::set_options): Check target endianness.
1594 (Parameters::set_target_once): Ditto.
1595 (Parameters::check_target_endianness): New method.
1596 (parameters_force_valid_target): If either -EL or -EB is specified,
1597 use it to define endianness of default target.
1598 * parameters.h (Parameters::check_target_endianness): New method
1600 * target.h (class Target): Change "endianity" to "endianness"
1603 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1605 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1606 * configure: Regenerate.
1607 * Makefile.in: Regenerate.
1608 * testsuite/Makefile.in: Regenerate.
1610 2010-04-06 Cary Coutant <ccoutant@google.com>
1613 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1614 prevailing definitions of common symbols.
1615 * testsuite/plugin_test_6.sh: New test case.
1616 * testsuite/plugin_common_test_1.c: New test case.
1617 * testsuite/plugin_common_test_2.c: New test case.
1618 * testsuite/Makefile.am (plugin_test_6): New test case.
1619 * testsuite/Makefile.in: Regenerate.
1621 2010-04-06 Nick Clifton <nickc@redhat.com>
1623 * po/vi.po: New Vietnamese translation.
1625 2010-03-30 Doug Kwan <dougkwan@google.com>
1627 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1629 2010-03-25 Doug Kwan <dougkwan@google.com>
1631 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1632 to avoid a conversion warning on a 32-bit host.
1634 2010-03-24 Ian Lance Taylor <iant@google.com>
1636 * testsuite/script_test_3.t: Add a TLS segment.
1637 * testsuite/Makefile.am (check_PROGRAMS): Add
1638 tls_phdrs_script_test.
1639 (tls_phdrs_script_test_SOURCES): Define.
1640 (tls_phdrs_script_test_DEPENDENCIES): Define.
1641 (tls_phdrs_script_test_LDFLAGS): Define.
1642 (tls_phdrs_script_test_LDADD): Define.
1643 * testsuite/Makefile.in: Rebuild.
1645 2010-03-23 Cary Coutant <ccoutant@google.com>
1647 * fileread.cc (find_or_make_view): Fix comment.
1649 2010-03-23 Ian Lance Taylor <iant@google.com>
1651 * script-sections.cc (class Orphan_section_placement): Define
1652 PLACE_TLS and PLACE_TLS_BSS.
1653 (Orphan_section_placement::Orphan_section_placement): Initialize
1655 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1656 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1657 (tls_script_test_SOURCES): Define.
1658 (tls_script_test_DEPENDENCIES): Define.
1659 (tls_script_test_LDFLAGS): Define.
1660 (tls_script_test_LDADD): Define.
1661 * testsuite/Makefile.in: Rebuild.
1663 2010-03-22 Doug Kwan <dougkwan@google.com>
1665 * arm.cc (Arm_relocate_functions::abs8,
1666 Arm_relocate_functions::abs16): Use correct check for overflow
1667 specified in the ARM ELF specs.
1668 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1669 target of a BLX instruction specially.
1670 (Reloc_stub::stub_type_for_reloc): Ditto.
1671 (Relocate::relocate): Use symbolic names instead of numeric relocation
1672 codes to report error.
1673 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1675 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1676 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1677 thumb2_blx_out_of_range.stdout
1678 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1679 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1680 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1681 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1682 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1683 thumb2_blx_in_range, thumb2_blx_in_range.o,
1684 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1685 thumb2_blx_out_of_range.o): New rules.
1686 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1687 thumb2_blx_in_range and thumb2_blx_out_of_range.
1688 * testsuite/Makefile.in: Regenerate.
1689 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1690 * testsuite/thumb_blx_in_range.s: New file.
1691 * testsuite/thumb_blx_out_of_range.s: New file.
1693 2010-03-22 Rafael Espindola <espindola@google.com>
1695 * archive.cc (Should_include): Move to archive.h.
1696 (should_include_member): Make it a member of Archive.
1698 (Add_lib_group_symbols): New.
1699 * archive.h: Include options.h.
1700 (Archive_member): Moved from Archive.
1701 (Should_include): Moved from archive.cc.
1703 (Add_lib_group_symbols): New.
1704 * dynobj.cc (do_should_include_member): New.
1705 * dynobj.h (do_should_include_member): New.
1706 * gold.cc (queue_initial_tasks): Update call to queue.
1707 * main.cc (main): Print lib group stats.
1708 * object.cc (do_should_include_member): New.
1709 * object.h: Include archive.h.
1710 (Object::should_include_member): New.
1711 (Object::do_should_include_member): New.
1712 (Sized_relobj::do_should_include_member): New.
1713 * options.cc (General_options::parse_start_lib): New.
1714 (General_options::parse_end_lib): New.
1715 (Input_arguments::add_file): Handle lib groups.
1716 (Input_arguments::start_group): Check we are not in a lib.
1717 (Input_arguments::start_lib): New.
1718 (Input_arguments::end_lib): New.
1719 * options.h (General_options): Add start_lib and end_lib.
1720 (Input_argument::lib_): New.
1721 (Input_argument::lib): New.
1722 (Input_argument::is_lib): New.
1723 (Input_file_lib): New.
1724 (Input_arguments::in_lib_): New.
1725 (Input_arguments::in_lib): New.
1726 (Input_arguments::start_lib): New.
1727 (Input_arguments::end_lib_): New.
1728 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1729 in unused members as preempted.
1730 (Sized_pluginobj::do_should_include_member): New.
1731 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1732 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1734 (Read_symbols::do_whole_lib_group): New.
1735 (Read_symbols::do_lib_group): New.
1736 (Read_symbols::do_read_symbols): Handle lib groups.
1737 (Read_symbols::get_name): Handle lib groups.
1738 * readsyms.h (Read_symbols): Add an archive member pointer.
1739 (Read_symbols::do_whole_lib_group): New.
1740 (Read_symbols::do_lib_group): New.
1741 (Read_symbols::member_): New.
1742 * script.cc (read_input_script): Update call to queue_soon.
1744 2010-03-19 Doug Kwan <dougkwan@google.com>
1746 * arm.cc (Stub_table::Stub_table): Initialize new data members
1747 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1748 (Stub_table::add_reloc_stub): Assign stub offset and update
1749 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1750 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1752 (Stub_table::update_data_size_and_addralign): Use
1753 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1754 instead of going over all reloc stubs.
1755 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1756 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1757 Stringpool_template::offset_ to size of Stringpool_char.
1758 (Stringpool_template::new_key_offset): Remove code to initialize
1759 Stringpool_template::offset_.
1760 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1761 Stringpool_template::offset_ to zero.
1763 2010-03-15 Doug Kwan <dougkwan@google.com>
1765 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1767 (Stringpool_template::new_key_offset): New method.
1768 (Stringpool_template::add_string): Assign offsets when adding new
1770 (Stringpool_template::set_string_offsets): Do not set string offsets
1771 when not optimizing.
1772 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1774 (Chunked_vector::clear): Clear size_.
1775 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1776 (Chunked_vector::size): Return size_.
1777 (Chunked_vector::push_back): Use size_ to find insert position.
1778 (Chunked_vector::size_): New data member.
1779 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1780 (Stringpool_template::new_key_offset): New method declaration.
1781 (Stringpool_template::offset_): New data member.
1783 2010-03-15 Rafael Espindola <espindola@google.com>
1785 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1786 Add_symbols' constructor.
1787 * readsyms.h (Add_symbols): Remove the input_group member.
1789 2010-03-10 Ian Lance Taylor <iant@google.com>
1791 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1792 target to ask whether a reference to a symbol requires a stack
1794 * target.h (Target::is_call_to_non_split): New function.
1795 (Target::do_is_call_to_non_split): Declare virtual function.
1796 * target.cc: Include "symtab.h".
1797 (Target::do_is_call_to_non_split): New function.
1798 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1800 2010-03-10 Cary Coutant <ccoutant@google.com>
1802 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1803 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1804 (File_read::open[2]): Add whole_file_view_ to list of views.
1805 (File_read::make_view): Remove test of whole_file_view_.
1806 (File_read::find_or_make_view): Create whole_file_view_ if
1808 (File_read::clear_views): Replace bool parameter with enum;
1809 adjust all callers. Don't delete views with permanent data;
1810 do delete cached views and views from archives if
1811 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1812 if clearing the corresponding view.
1813 * fileread.h (File_read::Clear_views_mode): New enum.
1814 (File_read::View::is_permanent_view): New method.
1815 (File_read::clear_views): Replace bool parameter
1816 with enum; adjust all callers.
1817 * options.h (General_options): Change keep_files_mapped option;
1818 add map_whole_files.
1819 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1821 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1824 2010-03-10 David S. Miller <davem@davemloft.net>
1826 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1828 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1830 * icf.cc (get_section_contents): Add '@' marker after processing the
1833 2010-03-08 Doug Kwan <dougkwan@google.com>
1835 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1836 due to a conversion warning.
1837 (Arm_relobj::update_output_local_symbol_count): Check for local
1838 symbol with unset output index.
1840 2010-03-05 Ian Lance Taylor <iant@google.com>
1842 * options.h (class General_options): Add --spare-dynamic-tags.
1843 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1844 --spare-dynamic-tags.
1846 2010-03-05 Ian Lance Taylor <iant@google.com>
1848 * incremental.cc: Include "libiberty.h".
1850 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1852 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1853 function, is_info_ member.
1854 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1855 (Versions::Versions): Update caller.
1856 (Versions::define_base_version): Likewise.
1857 (Versions::add_def): Likewise.
1859 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1861 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1862 (Scan::possible_function_pointer_reloc): New function.
1863 (Scan::local_reloc_may_be_function_pointer): Change to call
1864 possible_function_pointer_reloc.
1865 (Scan::global_reloc_may_be_function_pointer): Ditto.
1866 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1867 relocations in ".data.rel.ro._ZTV" section.
1868 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1869 * testsuite/icf_safe_so_test.cc: Ditto.
1870 * testsuite/icf_safe_test.cc: Ditto.
1871 * testsuite/icf_safe_test.sh: Ditto.
1873 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1874 Ian Lance Taylor <iant@google.com>
1876 * target-reloc.h (relocate_section): Check the symbol table index
1877 for -1U before setting the local symbol index.
1878 (scan_relocatable_relocs): If copying the relocation, record that
1879 the local symbol is required.
1880 * object.h (Symbol_value::is_output_symtab_index_set): New
1882 (Symbol_value::may_be_discarded_from_output_symtab): New
1884 (Symbol_value::has_output_symtab_entry): New function.
1885 (Symbol_value::needs_output_symtab_entry): Remove.
1886 (Symbol_value::output_symtab_index): Make sure the symbol index is
1888 (Symbol_value::set_output_symtab_index): Make sure the symbol
1889 index is not set. Make sure the new index is valid.
1890 (Symbol_value::set_must_have_output_symtab_entry): New function.
1891 (Symbol_value::has_output_dynsym_entry): New function.
1892 (Symbol_value::set_output_dynsym_index): Make sure the new index
1894 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1895 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1896 local symbol if permitted.
1897 (Sized_relobj::do_finalize_local_symbols): Call
1898 is_output_symtab_index_set rather than needs_output_symtab_entry.
1899 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1900 rather than needs_output_symtab_entry. Call
1901 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1902 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1903 is_output_symtab_index_set rather than needs_output_symtab_entry.
1904 * testsuite/discard_locals_relocatable_test.c: New file.
1905 * testsuite/discard_locals_test.sh: Test -r.
1906 * testsuite/Makefile.am (check_DATA): Add
1907 discard_locals_relocatable_test1.syms,
1908 discard_local_relocatable_test2.syms.
1909 (MOSTLYCLEANFILES): Likewise. Also add
1910 discard_locals_relocatable_test1.lout and
1911 discard_locals_relocatable_test2.out.
1912 (discard_locals_relocatable_test1.syms): New target.
1913 (discard_locals_relocatable_test.o): New target.
1914 (discard_locals_relocatable_test1.out): New target.
1915 (discard_locals_relocatable_test2.syms): New target.
1916 (discard_locals_relocatable_test2.out): New target.
1917 (various): Add missing ../ld-new dependencies.
1918 * testsuite/Makefile.in: Rebuild.
1920 2010-03-03 Nick Clifton <nickc@redhat.com>
1922 * po/fi.po: New Finnish translation.
1924 2010-03-01 Doug Kwan <dougkwan@google.com>
1926 * layout.cc (Layout::Layout): Force section types of .init_array*,
1927 .preinit_array* and .fini_array* sections.
1928 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1929 Fix check of return value of std::string::find.().
1930 (Output_section::Input_section_sort_compare::operator()): Remove
1931 comment about .init_array.
1932 (Output_section::Input_section_sort_init_fini_compare::operator()):
1934 (Output_section::sort_attached_input_sections): Handle .init_array
1935 and .fini_array specially.
1936 * output.h (Output_section::Inut_section_sort_compare): Update
1938 (Output_section::Input_section_sort_init_fini_compare): New struct.
1940 2010-02-26 Doug Kwan <dougkwan@google.com>
1942 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1943 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1944 * testsuite/debug_msg.sh: Avoid matching source line number for
1945 use of global variable undef_int.
1947 2010-02-26 Doug Kwan <dougkwan@google.com>
1949 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1950 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1951 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1952 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1953 * options.cc (General_options::General_options): Initialize member
1955 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1956 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1957 and rm_no_fix_v4bx.stdout
1958 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1959 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1960 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1961 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1962 and arm_no_fix_v4bx.
1963 * Makefile.in: Regenerate.
1964 * testsuite/arm_fix_v4bx.s: New file.
1965 * testsuite/arm_fix_v4bx.sh: Ditto.
1967 2010-02-24 Doug Kwan <dougkwan@google.com>
1969 * arm.cc (Target_arm::got_section): Make the .got section the first
1970 non RELRO section in the data segment.
1971 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1972 suffixes of section names.
1974 2010-02-24 Doug Kwan <dougkwan@google.com>
1976 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1977 flags and attributes merging if an input file is a binary file.
1978 * fileread.cc (Input_file::open): Record format of original file.
1979 * fileread.h (Input_file::Format): New enum type.
1980 (Input_file::Input_file): Initialize data member format_.
1981 (Input_file::format): New method definition.
1982 (Input_file::format_):: New data member.
1984 2010-02-24 Doug Kwan <dougkwan@google.com>
1986 * arm.cc (Arm_output_data_got): New class.
1987 (ARM_TCB_SIZE): New constant
1988 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1989 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1990 If user uses a script with a SECTIONS clause, issue only a warning
1991 for a misplaced EXIDX input section. Otherwise, issue an error.
1992 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1994 (Target_arm::got_mode_index_entry): Handle static linking.
1995 (Target_arm::Scan::local): Ditto.
1996 (Target_arm::Scan::global): Ditto.
1997 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1998 all incorrectly implemented relocations.
1999 (Target_arm::fix_exidx_coverage): Pass layout to
2000 Arm_output_section::fix_exidx_coverage.
2001 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2002 from ".ARM.exidx." and ".ARM.extab.".
2004 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2006 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2007 section if it does not already exist.
2008 * attributes.cc (Attributes_section_data::Attributes_section_data):
2009 Don't crash if size is zero.
2011 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2012 Ian Lance Taylor <iant@google.com>
2014 * gold.cc (queue_middle_tasks): If no input files were opened,
2016 * workqueue.h (Task_function::Task_function): Assert that there is
2019 2010-02-22 Doug Kwan <dougkwan@google.com>
2021 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2022 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2023 types to avoid warnings due to different uint64_t implementations
2026 2010-02-21 Doug Kwan <dougkwan@google.com>
2028 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2029 handling of the maximum backward branch offset.
2030 (Arm_relocate_functions::thumb_branch_common): Ditto.
2031 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2032 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2033 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2034 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2035 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2036 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2037 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2038 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2039 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2040 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2041 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2042 thumb2_bl_out_of_range.o): New rules.
2043 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2044 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2045 thumb2_bl_out_of_range
2046 * testsuite/Makefile.in: Regenerate.
2047 * testsuite/arm_bl_in_range.s: New file.
2048 * testsuite/arm_bl_out_of_range.s: Ditto.
2049 * testsuite/arm_branch_in_range.sh: Ditto.
2050 * testsuite/arm_branch_range.t: Ditto.
2051 * testsuite/thumb2_branch_range.t: Ditto.
2052 * testsuite/thumb_bl_in_range.s: Ditto.
2053 * testsuite/thumb_bl_out_of_range.s: Ditto.
2054 * testsuite/thumb_branch_range.t: Ditto.
2056 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2058 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2059 Add reloc offset information.
2060 * icf.cc (get_section_contents): Change iterators to point to the new
2061 vectors. Add reloc offset information to the contents.
2062 * icf.h (Icf::Sections_reachable_info): New typedef.
2063 (Icf::Sections_reachable_list): New typedef.
2064 (Icf::Offset_info): New typedef.
2065 (Icf::Reloc_info): New struct typedef.
2066 (Icf::Reloc_info_list): New typedef.
2067 (Icf::symbol_reloc_list): Delete method.
2068 (Icf::addend_reloc_list): Delete method.
2069 (Icf::section_reloc_list): Delete method.
2070 (Icf::reloc_info_list): New method.
2071 (Icf::reloc_info_list_): New member.
2073 2010-02-19 Doug Kwan <dougkwan@google.com>
2075 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2076 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2077 * arm.cc (Arm_relocation_functions): New forward declaration.
2078 (Target_arm::Target_arm): Initialize new data members
2079 got_mod_index_offset_ and tls_base_symbol_defined_.
2080 (Target_arm::Relocate::relocate_tls): New method.
2081 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2082 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2084 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2085 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2086 (Target_arm::got_mod_index_offset_,
2087 Target_arm::tls_base_symbol_defined_): New data members.
2088 (Target_arm::Scan::local, Target::Scan::global,
2089 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2092 2010-02-18 Doug Kwan <dougkwan@google.com>
2094 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2095 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2096 text section as a parameter becuase some broken tools may not set
2097 the link in section header.
2098 (Target_arm::has_got_section): New method.
2099 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2100 without any mapping symbol as data only. Remove warning.
2101 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2102 link in its section header, try to discover the link by inspecting the
2103 REL31 relocation at the beginning of the section.
2104 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2106 (Target_arm::Scan::global): Treat any reference to the symbol
2107 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2109 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2111 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2112 (Scan::global_reloc_may_be_function_pointer): New function.
2113 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2114 (Scan::global_reloc_may_be_function_pointer): New function.
2115 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2116 (Scan::global_reloc_may_be_function_pointer): New function.
2117 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2118 (Scan::global_reloc_may_be_function_pointer): New function.
2119 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2120 (Scan::global_reloc_may_be_function_pointer): New function.
2121 (Scan::possible_function_pointer_reloc): New function.
2122 (Target_x86_64::can_check_for_function_pointers): New function.
2123 * gc.h (gc_process_relocs): Scan relocation types to determine if
2124 function pointers were taken for targets that support it.
2125 * icf.cc (Icf::find_identical_sections): Include functions for
2126 folding in safe ICF whose pointer is not taken.
2127 * icf.h (Secn_fptr_taken_set): New typedef.
2128 (fptr_section_id_): New member.
2129 (section_has_function_pointers): New function.
2130 (set_section_has_function_pointers): New function.
2131 (check_section_for_function_pointers): New function.
2132 * options.h: Fix comment for safe ICF option.
2133 * target.h (can_check_for_function_pointers): New function.
2134 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2135 Modify icf_safe_test for X86-64.
2136 * testsuite/Makefile.in: Regenerate.
2137 * testsuite/icf_safe_so_test.cc: New file.
2138 * testsuite/icf_safe_so_test.sh: New file.
2139 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2140 (main): Change to take pointer to function kept_func_3.
2141 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2142 folding is done correctly for X86-64.
2144 2010-02-12 David S. Miller <davem@davemloft.net>
2146 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2147 is_symbolless parameter.
2148 (Output_reloc<SHT_REL>::is_symbolless): New.
2149 (Output_reloc<SHT_REL>::is_symbolless_): New.
2150 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2151 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2152 (Output_reloc<SHT_RELA>::is_symbolless): New.
2153 (Output_data_reloc::add_global): Handle is_symbolless.
2154 (Output_data_reloc::add_global_relative): Likewise.
2155 (Output_data_reloc::add_local): Likewise.
2156 (Output_data_reloc::add_local_relative): Likewise.
2157 (Output_data_reloc::add_symbolless_global_addend): New.
2158 (Output_data_reloc::add_symbolless_local_addend): New.
2159 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2161 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2162 instead of ->is_relative_
2163 (Output_reloc::write): Likewise.
2164 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2165 (Output_reloc::write_rel): Simplify.
2167 * sparc.cc (Target_sparc::Scan::local): Use
2168 ->add_symbolless_local_addend as needed.
2169 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2170 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2171 based upon relocation offset.
2173 2010-02-11 Doug Kwan <dougkwan@google.com>
2175 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2176 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2177 beginning of function.
2178 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2179 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2180 parameter is_32bit in calls to should_apply_static_reloc.
2181 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2182 (check_DATA): Add arm_abs_global.stdout.
2183 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2184 arm_abs_global.stdout): New rules.
2185 (MOSTLLYCLEANFILES): Add arm_abs_global
2186 * Makefile.in: Regenerate.
2187 * testsuite/arm_abs_global.s: New file.
2188 * testsuite/arm_abs_global.sh: Ditto.
2189 * testsuite/arm_abs_lib.s: Ditto.
2191 2010-02-11 Ian Lance Taylor <iant@google.com>
2193 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2195 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2196 Allocate_commons_task first.
2197 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2198 task, rather than symtab_lock_.
2199 (Gc_process_relocs::~Gc_process_relocs): New function.
2200 (Gc_process_relocs::is_runnable): Check this_blocker_.
2201 (Gc_process_relocs::locks): Use next_blocker_ rather than
2203 (Scan_relocs::~Scan_relocs): New function.
2204 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2206 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2208 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2209 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2210 constructor accordingly.
2211 (class Gc_process_relocs): Likewise.
2212 (class Scan_relocs): Likewise.
2213 * common.h (class Allocate_commons_task): Remove symtab_lock_
2214 field, and corresponding constructor parameter.
2215 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2217 (Allocate_commons_task::locks): Likewise.
2219 2010-02-11 Ian Lance Taylor <iant@google.com>
2221 * gold-threads.h (class Once): Define.
2222 (class Initialize_lock): Rewrite as child of Once.
2223 * gold-threads.cc (class Once_initialize): Define.
2224 (once_pointer_control): New static variable.
2225 (once_pointer, once_arg): New static variables.
2226 (c_run_once): New static function.
2227 (Once::Once, Once::run_once, Once::internal_run): New functions.
2228 (class Initialize_lock_once): Remove.
2229 (initialize_lock_control): Remove.
2230 (initialize_lock_pointer): Remove.
2231 (initialize_lock_once): Remove.
2232 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2233 (Initialize_lock::initialize): Rewrite.
2234 (Initialize_lock::do_run_once): New function.
2235 * archive.cc (Archive::interpret_header): Only clear name if it is
2237 * fileread.cc: Include "gold-threads.h"
2238 (file_counts_lock): New static variable.
2239 (file_counts_initialize_lock): Likewise.
2240 (File_read::release): Only increment counts when using --stats.
2241 Use a lock around the increment.
2242 * parameters.cc (class Set_parameters_target_once): Define.
2243 (set_parameters_target_once): New static variable.
2244 (Parameters::Parameters): Move here from parameters.h.
2245 (Parameters::set_target): Rewrite.
2246 (Parameters::set_target_once): New function.
2247 (Parameters::clear_target): Move here and rewrite.
2248 * parameters.h (class Parameters): Update declarations. Add
2249 set_parameters_target_once_ field.
2250 (Parameters::Parameters): Move to parameters.cc.
2251 (Parameters::clear_target): Likewise.
2252 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2254 (Start_group::~Start_group): New function.
2255 (Start_group::is_runnable): New function.
2256 (Start_group::locks, Start_group::run): New functions.
2257 (Finish_group::run): Change saw_undefined to size_t.
2258 * readsyms.h (class Start_group): Define.
2259 (class Finish_group): Change saw_undefined_ field to size_t.
2260 (Finish_group::Finish_group): Remove saw_undefined and
2261 this_blocker parameters. Change all callers.
2262 (Finish_group::set_saw_undefined): New function.
2263 (Finish_group::set_blocker): New function.
2264 * symtab.h (class Symbol_table): Change saw_undefined to return
2265 size_t. Change saw_undefined_ field to size_t.
2266 * target-select.cc (Set_target_once::do_run_once): New function.
2267 (Target_selector::Target_selector): Initialize set_target_once_
2268 field. Don't initialize lock_ and initialize_lock_ fields.
2269 (Target_selector::instantiate_target): Rewrite.
2270 (Target_selector::set_target): New function.
2271 * target-select.h (class Set_target_once): Define.
2272 (class Target_selector): Update declarations. Make
2273 Set_target_once a friend. Remove lock_ and initialize_lock_
2274 fields. Add set_target_once_ field.
2276 2010-02-10 Ian Lance Taylor <iant@google.com>
2278 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2280 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2281 (queue_middle_tasks): Add all blockers before queueing any tasks.
2282 (queue_final_tasks): Likewise.
2283 * token.h (Task_token::add_blockers): New function.
2284 * object.h (Input_objects::number_of_relobjs): New function.
2286 2010-02-10 Ian Lance Taylor <iant@google.com>
2288 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2289 shared, not if not position independent.
2290 * x86_64.cc (Relocate::relocate_tls): Likewise.
2291 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2292 (tls_pie_pic_test): New target.
2293 * testsuite/Makefile.in: Rebuild.
2295 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2296 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2297 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2298 * testsuite/Makefile.in: Rebuild.
2300 2010-02-09 David S. Miller <davem@davemloft.net>
2302 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2303 R_SPARC_RELATIVE using ->add_local_relative().
2304 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2306 * output.h (Output_data_dynamic::add_section_size): New method
2307 that takes two Output_data objects.
2308 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2309 entry param. Handle it in initializers.
2310 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2311 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2312 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2314 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2315 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2316 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2317 for dynrel_includes_plt.
2318 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2319 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2320 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2322 (Target_sparc::do_finalize_sections): Update to pass true for
2323 dynrel_includes_plt.
2324 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2325 output before .rela.plt
2326 (Target_powerpc::do_finalize_sections): Update to pass true for
2327 dynrel_includes_plt when 32-bit.
2329 2010-02-08 Doug Kwan <dougkwan@google.com>
2331 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2333 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2334 Arm_relobj::scan_section_for_cortex_a8_stubs,
2335 Arm_relobj::do_relocation_section): Instead of calling
2336 Output_section::output_address, use faster
2337 Arm_relobj::simple_input_section_output_address.
2339 2010-02-08 David S. Miller <davem@davemloft.net>
2341 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2342 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2343 relocation helper function.
2345 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2346 just like R_SPARC_GOT{10,13,22}.
2347 (Target_sparc::Scan::local): Likewise.
2348 (Target_sparc::Relocate:relocate): Likewise.
2350 2010-02-06 Ian Lance Taylor <iant@google.com>
2352 * configure.ac: Rewrite targetobjs duplicate removal code to use
2353 only shell constructs.
2354 * configure: Rebuild.
2356 2010-02-05 Doug Kwan <dougkwan@google.com>
2359 * arm.cc (Arm_relobj::section_is_scannable): New method.
2360 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2361 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2363 2010-02-04 Doug Kwan <dougkwan@google.com>
2366 * arm-reloc-property.cc (cstdio): Include.
2367 * configure.ac (targetobjs): Remove duplicates.
2368 * configure: Regenerate.
2369 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2370 big and little endian version for a given address size.
2372 2010-02-03 Doug Kwan <dougkwan@google.com>
2374 * arm-reloc-property.cc
2375 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2377 * arm-reloc-property.h
2378 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2379 New method definition.
2380 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2382 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2384 (GOT_PREL): Change implemented to Y.
2385 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2386 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2387 (Arm_relocate_functions::movw_abs_nc): Remove method.
2388 (Arm_relocate_functions::movt_abs): Ditto.
2389 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2390 (Arm_relocate_functions::thm_movt_abs): Ditto.
2391 (Arm_relocate_functions::movw_rel_nc): Ditto.
2392 (Arm_relocate_functions::movw_rel): Ditto.
2393 (Arm_relocate_functions::movt_rel): Ditto.
2394 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2395 (Arm_relocate_functions:thm_movw_rel): Ditto.
2396 (Arm_relocate_functions:thm_movt_rel): Ditto.
2397 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2398 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2399 New method definitions.
2400 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2401 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2402 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2403 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2404 (Target_arm::Relocate::relocate): Check for non-static or
2405 unimplemented relocation code and exit early. Change calls to
2406 Target_arm::reloc_uses_thumb_bit and
2407 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2408 instead. Refactor code to handle similar relocations to increase
2409 code sharing. Remove check for unsupported relocation code in switch
2411 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2412 relocation property table to find out size. Change error message to
2413 print out the name of a relocation code instead of the numeric value.
2414 (Target_arm::scan_reloc_for_stub): Use relocation property table
2415 instead of calling Target_arm::reloc_uses_thumb_bit().
2417 2010-02-02 Doug Kwan <dougkwan@google.com>
2419 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2420 types of relaxed input section.
2422 2010-02-02 Doug Kwan <dougkwan@google.com>
2424 * Makefile.am (HFILES): Add arm-reloc-property.h.
2426 (TARGETSOURCES): Add arm-reloc-property.cc
2427 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2428 (libgold_a_SOURCES): $(DEFFILES)
2429 * Makefile.in: Regenerate.
2430 * arm-reloc-property.cc: New file.
2431 * arm-reloc-property.h: New file.
2432 * arm-reloc.def: New file.
2433 * arm.cc: Update comments.
2434 (arm-reloc-property.h): New included header.
2435 (arm_reloc_property_table): New global variable.
2436 (Target_arm::do_select_as_default_target): New method definition.
2437 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2438 arm-reloc-property to targ_extra_obj.
2439 * parameters.cc (set_parameters_target): Call
2440 Target::select_as_default_target().
2441 * target.h (Target::select_as_default_target): New method definition.
2442 (Target::do_select_as_default_target): Same.
2444 2010-02-01 Doug Kwan <dougkwan@google.com>
2446 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2447 first_output_text_section_.
2448 (Arm_exidx_fixup::first_output_text_section): New method definition.
2449 (Arm_exidx_fixup::first_output_text_section_): New data member.
2450 (Arm_exidx_fixup::process_exidx_section): Record the first text
2451 output section seen.
2452 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2453 and entsize in output section header.
2455 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2457 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2458 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2459 (Arm_relocate_functions::thm_alu11): New Method.
2460 (Arm_relocate_functions::thm_pc8): New Method.
2461 (Arm_relocate_functions::thm_pc12): New Method.
2462 (Target_arm::Scan::local): Handle the relocations.
2463 (Target_arm::Scan::global): Likewise.
2464 (Target_arm::Relocate::relocate): Likewise.
2465 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2467 2010-01-29 Doug Kwan <dougkwan@google.com>
2469 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2470 of relocation types as ld.
2472 2010-01-29 Doug Kwan <dougkwan@google.com>
2474 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2476 (Arm_relocate_functions::thumb_branch_common): Ditto.
2477 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2478 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2479 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2480 Arm_relocate_functions::jump24): Remove.
2481 (Target_arm::Relocate::relocate): Adjust code to call
2482 Arm_relocation_functions::arm_branch_common and
2483 Arm_relocation_functions::thumb_branch_common instead of their removed
2484 wrappers. Merge switch-cases together to reduce source code size.
2486 2010-01-29 Doug Kwan <dougkwan@google.com>
2488 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2489 output_local_symbol_count_needs_update_.
2490 (Arm_relobj::output_local_symbol_count_needs_update,
2491 Arm_relobj::set_output_local_symbol_count_needs_update,
2492 Arm_relobj::update_output_local_symbol_count): New methods.
2493 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2495 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2496 of pointed function as in a R_ARM_PREL31 relocation.
2497 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2498 for output local symbol count updating.
2499 (Target_arm::do_relax): Update output local symbol counts in objects
2501 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2503 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2505 * arm.cc: Added support for the ARM relocations:
2506 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2507 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2508 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2510 (Arm_relocate_functions::movw_rel): New method.
2511 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2512 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2514 (Arm_relocate_functions::thm_movw_rel): New method.
2515 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2517 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2519 (Target_arm::Scan::global): Likewise.
2520 (Target_arm::Relocate::relocate): Likewise.
2521 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2524 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2526 * arm.cc: Added support for ARM group relocations.
2527 (Target_arm::reloc_needs_sym_origin): New method.
2528 (Arm_relocate_functions::calc_grp_kn): New method.
2529 (Arm_relocate_functions::calc_grp_residual): New method.
2530 (Arm_relocate_functions::calc_grp_gn): New method.
2531 (Arm_relocate_functions::arm_grp_alu): New Method.
2532 (Arm_relocate_functions::arm_grp_ldr): New Method.
2533 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2534 (Arm_relocate_functions::arm_grp_ldc): New Method.
2535 (Target_arm::Scan::local): Handle the ARM group relocations.
2536 (Target_arm::Scan::global): Likewise.
2537 (Target_arm::Relocate::relocate): Likewise.
2538 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2541 2010-01-26 Doug Kwan <dougkwan@google.com>
2543 * arm.cc (set): Include.
2544 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2546 (Arm_output_section::Text_section_list): New type.
2547 (Arm_output_section::append_text_sections_to_list): New method.
2548 (Arm_output_section::fix_exidx_coverage): Ditto.
2549 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2550 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2551 Relobj::set_section_offset() instead of
2552 Sized_relobj::invalidate_section_offset().
2553 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2554 parameter for section headers. Ignore relocation sections for
2555 unallocated sections and EXIDX sections.
2556 (Target_arm::fix_exidx_coverage): New method.
2557 (Target_arm::output_section_address_less_than): New type.
2558 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2559 linked text section instead of the EXIDX section.
2560 (Arm_output_section::create_stub_group): Add an assertion to check
2561 that this is not an EXIDX output section.
2562 (Arm_output_section::append_text_sections_to_list): New method.
2563 (Arm_output_section::fix_exidx_coverage): Ditto.
2564 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2565 Arm_relobj::section_needs_reloc_stub_scanning.
2566 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2568 (Target_arm::fix_exidx_coverage): New method.
2569 * object.h (Relobj::set_output_section): New method.
2570 (Sized_relobj::invalidate_section_offset): Remove method.
2571 (Sized_relobj::do_invalidate_section_offset): Remove method.
2572 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2574 2010-01-25 Doug Kwan <dougkwan@google.com>
2576 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2577 Fix warning due to signed and unsigned comparison on a 32-bit host.
2579 2010-01-22 Doug Kwan <dougkwan@google.com>
2581 * arm.cc (Target_arm::do_relax): Record an output section for section
2582 offset adjustment it contains any stub table that has changed.
2583 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2584 offsets in an output section if necessary.
2585 * output.cc (Output_section::Output_section): Initialize
2586 section_offsets_need_adjustments_.
2587 (Output_section::add_input_section_for_script): Renamed to
2588 Output_section::add_simple_input_section.
2589 (Output_section::save_states): Add a comment.
2590 (Output_section::discard_states): New method defintion.
2591 (Output_section::adjust_section_offsets): Same.
2592 * output.h (Output_section::add_input_section_for_script): Renamed to
2593 Output_section::add_simple_input_section.
2594 (Output_section::discard_states): New method declaration.
2595 (Output_section::adjust_section_offsets): Same.
2596 (Output_section::section_offsets_need_adjustment,
2597 Output_section::set_section_offsets_need_adjustment): New method
2599 (Output_section::section_offsets_need_adjustment_): New data member.
2600 * script-sections.cc
2601 (Output_section_element_input::set_section_address): Adjust code for
2602 renaming of Output_section::add_input_section_for_script.
2603 (Orphan_output_section::set_section_address): Same.
2605 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2607 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2608 Fix_v4bx enum values .
2609 * gold/options.h (General_options): New option definitions.
2610 (General_options::fix_v4bx): New method.
2611 (General_options::Fix_v4bx): New enum.
2612 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2613 (General_options::parse_fix_v4bx_interworking): New method.
2615 2010-01-22 Doug Kwan <dougkwan@google.com>
2617 * arm.cc (Arm_exidx_fixup): New class.
2619 2010-01-21 Doug Kwan <dougkwan@google.com>
2621 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2623 (Arm_exidx_section_offset_map): New type.
2625 2010-01-21 Doug Kwan <dougkwan@google.com>
2627 * arm.cc (Arm_exidx_input_section): New class.
2628 (Arm_relobj::exidx_input_section_by_link,
2629 Arm_relobj::exidx_input_section_by_shndx,
2630 Arm_relobj::make_exidx_input_section): New methods.
2631 (read_arm_attributes_section): Remove.
2632 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2633 information about them.
2634 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2637 2010-01-20 Doug Kwan <dougkwan@google.com>
2639 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2640 Input_section_specifier to Section_id.
2641 (Target_arm::new_arm_input_section: Adjust code for change of key
2643 (Target_arm::find_arm_input_section): Ditto.
2644 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2645 (Section_id): Remove.
2646 (Garbage_collection::Section_id_hash): Remove.
2647 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2648 (Section_id): Remove.
2649 (Icf::Section_id_hash): Remove.
2650 * object.h (Section_id, Const_section_id, Section_id_hash,
2651 Const_section_id_hash): New type definitions.
2652 * output.cc (Output_section::add_relaxed_input_section): Change to
2653 use Const_section_id instead of Input_section_specifier as key type.
2654 (Output_section::add_merge_input_section): Ditto.
2655 (Output_section::build_relaxation_map): Change to use Section_id
2656 instead of Input_section_specifier as key type.
2657 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2659 (Output_section::convert_input_sections_to_relaxed_sections): Change
2660 to use Const_section_id instead of Input_section_specifier as key type.
2661 (Output_section::find_merge_section): Ditto.
2662 (Output_section::find_relaxed_input_section): Ditto.
2663 * output.h (Input_section_specifier): Remove class.
2664 (Output_section::Output_section_data_by_input_section_map): Change
2665 key type to Const_section_id.
2666 (Output_section::Output_relaxed_input_section_by_input_section_map):
2668 (Output_section::Relaxation_map): Change key type to Section_id.
2670 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2672 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2673 (class Arm_v4bx_stub): New class.
2674 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2675 (Stub_factory::make_arm_v4bx_stub): New method.
2676 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2677 (Stub_table::empty): Handle v4bx stubs.
2678 (Stub_table::add_arm_v4bx_stub): New method.
2679 (Stub_table::find_arm_v4bx_stub): New method.
2680 (Arm_relocate_functions::v4bx): New method.
2681 (Target_arm::fix_v4bx): New method.
2682 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2683 (Stub_table::relocate_stubs): Likewise.
2684 (Stub_table::do_write): Likewise.
2685 (Stub_table::update_data_size_and_addralign): Likewise.
2686 (Stub_table::finalize_stubs): Likewise.
2687 (Target_arm::Scan::local): Likewise.
2688 (Target_arm::Scan::global): Likewise.
2689 (Target_arm::do_finalize_sections): Likewise.
2690 (Target_arm::Relocate::relocate): Likewise.
2691 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2693 (Target_arm::scan_reloc_for_stub): Likewise.
2694 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2696 2010-01-19 Ian Lance Taylor <iant@google.com>
2698 * output.cc (Output_section_headers::do_sized_write): Write large
2699 segment count to sh_info field.
2700 (Output_file_header::do_sized_write): For large segment count,
2701 write PN_XNUM to e_phnum field.
2703 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2705 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2706 (Arm_relocate_functions::thm_jump8): New function.
2707 (Arm_relocate_functions::thm_jump11): New function.
2708 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2710 (Target_arm::Scan::global): Likewise.
2711 (Target_arm::Relocate::relocate): Likewise.
2712 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2715 2010-01-14 Doug Kwan <dougkwan@google.com>
2717 * arm.cc (map, utility): Include headers.
2718 (Target_arm::apply_cortex_a8_workaround): New method.
2719 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2720 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2721 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2722 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2723 the --[no-]fix-cortex-a8 command line options.
2724 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2725 (Target_arm::relocate_stub): Use addend in instruction template.
2726 * options.h (DEFINE_bool): Set the user-set flag.
2727 (General_options): Add --[no-]-fix-cortex options.
2728 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2729 : Update fast look-up map after conversion.
2731 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2733 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2734 in the first pass of do_layout.
2736 2010-01-13 Doug Kwan <dougkwan@google.com>
2738 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2739 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2740 apparent compiler problem of not folding static constant integral
2741 data members of elfcpp::Elf_sizes<32>.
2743 2010-01-13 Doug Kwan <dougkwan@google.com>
2745 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2746 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2747 Arm_relobj::scan_section_for_cortex_a8_erratum,
2748 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2749 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2750 sections to scan for relocation stubs into a new method
2751 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2752 relocation and Cortex-A8 stub scanning.
2753 (Target_arm::do_relax): Force stubs to be after stubbed sections
2754 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2755 the beginning of a new relaxation pass. Update a comment.
2756 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2758 2010-01-12 Ian Lance Taylor <iant@google.com>
2760 * target-reloc.h (visibility_error): New inline function.
2761 (relocate_section): Call visibility_error.
2762 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2763 (MOSTLYCLEANFILES): Likewise.
2764 (protected_4_pic.o, protected_3.err): New targets.
2765 * testsuite/protected_4.cc: New file.
2767 2010-01-12 Doug Kwan <dougkwan@google.com>
2769 * arm.cc (Cortex_a8_reloc): New class.
2770 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2771 and cortex_a8_relocs_info_.
2772 (Target_arm::fix_cortex_a8): New method definition.
2773 (Target_arm::Cortex_a8_relocs_info): New type.
2774 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2775 New data member declarations.
2776 (Target_arm::scan_reloc_for_stub): Record information about
2777 relocations for THUMB branches that might be exempted from the
2778 Cortex-A8 workaround.
2779 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2780 at the beginning of a relaxation pass.
2782 2010-01-12 Doug Kwan <dougkwan@google.com>
2784 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2785 (Arm_relobj::Mapping_symbol_position,
2786 Arm_reloj::Mapping_symbol_position_less,
2787 Arm_relobj::Mapping_symbols_info): New types.
2788 (Target_arm::is_mapping_symbol_name): New method definition.
2789 (Arm_relobj::do_count_local_symbols): Save information about mapping
2792 2010-01-11 Doug Kwan <dougkwan@google.com>
2794 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2795 Arm_relocate_functions::thumb32_branch_upper,
2796 Arm_relocate_functions::thumb32_branch_lower,
2797 Arm_relocate_functions::thumb32_cond_branch_offset,
2798 Arm_relocate_functions::thumb32_cond_branch_upper,
2799 Arm_relocate_functions::thumb32_cond_branch_lower,
2800 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2801 branch offset encoding.
2802 (Arm_relocate_functions::thumb_branch_common): Use new branch
2803 offset encoding methods to avoid code duplication.
2804 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2805 (Stub_addend_reader::operator()): Use new branch encoding method
2806 to avoid code duplication.
2808 2010-01-11 Doug Kwan <dougkwan@google.com>
2810 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2811 (Target_arm::do_finalize_sections): Define special EXIDX section
2812 symbols only if referenced.
2813 * gc.h (Garbage_collection::add_reference): New method.
2814 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2817 2010-01-11 Ian Lance Taylor <iant@google.com>
2819 * script.cc (Version_script_info::build_expression_list_lookup):
2820 Change complaing about duplicate wildcard match from error to
2823 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2825 (Version_script_info::Version_script_info): Initialize globs_,
2826 default_version_, default_is_global_, and exact_. Don't
2827 initialize globals_ or locals_.
2828 (Version_script_info::build_lookup_tables): Build local symbols
2830 (Version_script_info::unquote): New function.
2831 (Version_script_info::add_exact_match): New function.
2832 (Version_script_info::build_expression_list_lookup): Remove lookup
2833 parameter. Add is_global parameter. Change all callers. Handle
2834 wildcard pattern specially. Unquote pattern. Call
2836 (Version_script_info::get_name_to_match): New function.
2837 (Version_script_info::get_symbol_version): New function.
2838 (Version_script_info::get_symbol_version_helper): Remove.
2839 (Version_script_info::check_unmatched_names): Call unquote.
2840 * script.h (class Version_script_info): Change get_symbol_version
2841 to be non-inline and add is_global parameter; change all callers.
2842 Rewrite symbol_is_local. Update declarations. Define struct
2843 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2844 Remove globals_ and locals_ members. Add exact_, globs_,
2845 default_version_, is_global_.
2846 (Version_script_info::Glob): Remove pattern, add expression and
2847 is_global. Update constructor. Change all callers.
2848 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2850 (Versions::symbol_section_contents): If a symbol is undefined, or
2851 defined in a dynamic object, set the version index to
2853 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2855 (Symbol_table::add_from_pluginobj): Likewise.
2856 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2858 2010-01-11 Doug Kwan <dougkwan@google.com>
2860 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2861 (incremental_dump_LDADD): Add linking option for libintl.
2862 * Makefile.in: Regenerate.
2864 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2867 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2869 * testsuite/Makefile.in: Regenerated.
2871 2010-01-10 Doug Kwan <dougkwan@google.com>
2873 * options.h (DEFINE_var): Use parentheses around argument varname__
2874 in macro body to avoid any unintended subsequent substitutions.
2876 2010-01-10 Ian Lance Taylor <iant@google.com>
2878 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2879 candidates before doing symbol resolution.
2881 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2882 ODR candidates if only one is weak.
2884 2010-01-08 Ian Lance Taylor <iant@google.com>
2886 * script.cc (Version_script_info::build_expression_list_lookup):
2887 Don't warn about ambiguous version, just record the ambiguity.
2888 (Version_script_info::get_symbol_version_helper): Give error if
2889 version is ambiguous.
2891 2010-01-08 Doug Kwan <dougkwan@google.com>
2893 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2894 prev_data_size_ and prev_addralign_. Remove initializer for
2895 deleted data member has_been_changed_.
2896 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2897 to determine if the table is empty.
2898 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2900 (Stub_table::add_reloc_stub): Define method in class definition
2901 instead of just declaring it there.
2902 (Stub_table::add_cortex_a8_stub): New method definition.
2903 (Stub_table::update_data_size_and_addralign): Ditto.
2904 (Stub_table::finalize_stubs): Ditto.
2905 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2906 (Stub_table::do_addralign_): Return address alignment in the
2907 (Stub_table::do_reset_address_and_file_offset): Define method in
2908 class definition instead of declaring it there. Set current data
2909 size to be the data size of the previous pass.
2910 (Stub_table::set_final_data_size): Use current data size as the
2912 (Stub_table::relocate_stub): Change parameter type of stub from
2913 Reloc_stub pointer to Stub pointer.
2914 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2915 (Stub_table::Cortex_a8_stub_list): New typedef.
2916 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2917 Stub_table::prev_addralign_): New data member.
2918 (Arm_relobj::Arm_relobj): Initialize data member
2919 section_has_cortex_a8_workaround_.
2920 (Arm_relobj::section_has_cortex_a8_workaround,
2921 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2923 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2925 (Target_arm::relocate_stub): Change parameter type of stub from
2926 Reloc_stub pointer to Stub pointer.
2927 (Insn_template::size, Insn_template::alignment): Handle
2928 THUMB16_SPECIAL_TYPE.
2929 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2930 Stub_table::update_data_size_and_addralign,
2931 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2933 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2934 (Stub_table::do_write): Ditto.
2935 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2937 2010-01-08 Ian Lance Taylor <iant@google.com>
2940 * symtab.h (class Symbol): Remove fields is_target_special_ and
2941 has_plt_offset_. Add field is_defined_in_discarded_section_.
2942 (Symbol::is_defined_in_discarded_section): New function.
2943 (Symbol::set_is_defined_in_discarded_section): New function.
2944 (Symbol::has_plt_offset): Rewrite.
2945 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2946 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2947 Don't initialize is_target_special_ or has_plt_offset_.
2948 Initialize is_defined_in_discarded_section_.
2949 (Symbol_table::add_from_relobj): If appropriate, set
2950 is_defined_in_discarded_section.
2951 * resolve.cc (Symbol::override_base_with_special): Don't test
2952 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2953 * target-reloc.h (relocate_section): Do special handling for
2954 symbols defined in discarded sections for global symbols as well
2957 2010-01-08 Ian Lance Taylor <iant@google.com>
2959 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2960 the SHT_SYMTAB case.
2962 2010-01-08 Ian Lance Taylor <iant@google.com>
2964 * object.cc (Sized_relobj::do_layout): Don't get confused if
2965 layout_eh_frame returns NULL.
2967 2010-01-08 Ian Lance Taylor <iant@google.com>
2970 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2971 dynamic symbol table, use the normal symbol table.
2972 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2975 2010-01-08 Ian Lance Taylor <iant@google.com>
2978 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2981 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2983 * version.cc (print_version): Change to "Copyright 2010".
2985 2010-01-08 Ian Lance Taylor <iant@google.com>
2989 * i386.cc (class Target_i386): Change return type of plt_section
2991 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2992 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2993 tls_desc_rel_ field.
2994 (Output_data_plt_i386::rel_tls_desc): New function.
2995 (Target_i386::rel_tls_desc_section): New function.
2996 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2997 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2998 R_386_TLS_DESC reloc in rel_tls_desc_section.
2999 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3000 Define struct Tlsdesc_info.
3001 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3002 (Target_x86_64::do_reloc_symbol_index): New function.
3003 (Target_x86_64::add_tlsdesc_info): New function.
3004 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3005 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3007 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3009 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3010 (Target_x86_64::rela_tlsdesc_section): New function.
3011 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3013 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3014 (Target_x86_64::do_reloc_addend): New function.
3015 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3016 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3017 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3018 (Output_reloc::type): New function.
3019 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3020 (Output_reloc::is_target_specific): New function.
3021 (Output_reloc::target_arg): New function.
3022 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3023 absolute relocs and target specific relocs.
3024 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3025 add_target_specific.
3026 (class Output_data_reloc) [SHT_RELA]: Likewise.
3027 * output.cc (Output_reloc::Output_reloc): Add four new versions
3028 for absolute relocs and target specific relocs.
3029 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3030 (Output_reloc::get_symbol_index): Likewise.
3031 (Output_reloc::local_section_offset): Check that local_sym_index_
3032 is not TARGET_CODE or 0.
3033 (Output_reloc::symbol_value): Likewise.
3034 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3036 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3037 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3039 * layout.cc (add_target_dynamic_tags): Use output section for
3040 DT_PLTRELSZ and DT_JMPREL.
3042 2010-01-07 Ian Lance Taylor <iant@google.com>
3045 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3047 (class Output_data_reloc_generic): Define.
3048 (class Output_data_reloc_base): Change base class to
3049 Output_data_reloc_generic. Change add() method to call
3050 bump_relative_reloc_count for a relative reloc. Remove
3052 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3054 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3055 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3057 * layout.h (class Layout): Update declaration.
3059 2010-01-07 Ian Lance Taylor <iant@google.com>
3061 * output.h (class Output_data): Add const version of
3062 output_section and do_output_section.
3063 (class Output_section_data): Add const version of
3065 (class Output_section): Likewise.
3066 * layout.cc (Layout::add_target_dynamic_tags): New function.
3067 * layout.h (class Layout): Update declarations.
3068 * arm.cc (Target_arm::do_finalize_sections): Use
3069 add_target_dynamic_tags.
3070 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3071 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3072 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3073 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3075 2010-01-07 Ian Lance Taylor <iant@google.com>
3078 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3081 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3082 Ian Lance Taylor <iant@google.com>
3085 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3086 Xindex::read_symtab_xindex.
3088 2010-01-07 Doug Kwan <dougkwan@google.com>
3090 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3091 (Insn_template::thumb16_bcond_insn): New method declaration.
3092 (Insn_template): Fix spelling.
3093 (Stub::thumb16_special): New method declaration.
3094 (Stub::do_write): Define virtual method which was previously pure
3096 (Stub::do_thumb16_special): New method declaration.
3097 (Stub::do_fixed_endian_write): New template member.
3098 (Reloc_stub::do_write): Remove.
3099 (Reloc_stub::do_fixed_endian_write): Remove.
3100 (Cortex_a8_stub): New class definition.
3101 (Stub_factory::make_cortex_a8_stub): New method definition.
3102 (Stub_factory::Stub_factory): Add missing static storage class
3103 qualifier for elf32_arm_stub_a8_veneer_blx.
3105 2010-01-07 Ian Lance Taylor <iant@google.com>
3108 * options.h (class General_options): Add --warn-unresolved-symbols
3109 and --error-unresolved-symbols.
3110 * errors.cc (Errors::undefined_symbol): Implement
3111 --warn-unresolved-symbols.
3113 * options.h (class General_options): Add -z text and -z textoff.
3114 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3116 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3118 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3119 (Garbage_collection::cident_sections): New function.
3120 (Garbage_collection::add_cident_section): New function.
3121 (Garbage_collection::cident_sections_): New member.
3122 (gc_process_relocs): Add references to sections whose names are C
3124 * gold.h (cident_section_start_prefix): New constant.
3125 (cident_section_stop_prefix): New constant.
3126 (is_cident): New function.
3127 * layout.cc (Layout::define_section_symbols): Replace string constants
3128 with the newly defined constants.
3129 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3131 * testsuite/Makefile.am: Add gc_orphan_section_test.
3132 * testsuite/Makefile.in: Regenerate.
3133 * testsuite/gc_orphan_section_test.cc: New file.
3134 * testsuite/gc_orphan_section_test.sh: New file.
3136 2010-01-06 Ian Lance Taylor <iant@google.com>
3139 * options.h (class General_options): Add --warn-shared-textrel.
3140 * layout.cc (Layout::finish_dynamic_section): Implement
3141 --warn-shared-textrel.
3144 * options.h (class General_options): Add --warn-multiple-gp.
3146 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3148 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3149 $(THREADSLIB) and $(LIBDL).
3150 * Makefile.in: Rebuild.
3152 2010-01-06 Ian Lance Taylor <iant@google.com>
3155 * options.cc (General_options::parse_section_start): New function.
3156 (General_options::section_start): New function.
3157 (General_options::General_options): Initialize all members.
3158 * options.h: Include <map>
3159 (class General_options): Add --section-start. Add section_starts_
3161 * layout.cc (Layout::attach_allocated_section_to_segment): If
3162 --section-start was used, set the address of the segment. Remove
3163 local sort_sections.
3164 (Layout::relaxation_loop_body): If the address of the load segment
3165 has been set by --section-start, don't use it.
3166 * output.h (Output_segment::update_flags_for_output_section): New
3168 * output.cc (Output_segment::add_output_section): Call
3169 update_flags_for_output_section.
3171 2010-01-05 Ian Lance Taylor <iant@google.com>
3174 * options.h (class General_options): Add --undefined-version.
3175 * script.cc (struct Version_expression): Add was_matched_by_symbol
3177 (Version_script_info::matched_symbol): New function.
3178 (Version_script_info::get_symbol_version_helper): Call
3180 (Version_script_info::check_unmatched_names): New function.
3181 * script.h (class Version_script_info): Update declarations.
3182 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3184 * options.h (class General_options): Use DEFINE_bool_alias for
3185 allow_multiple_definition.
3186 * resolve.cc (Symbol_table::should_override): Don't test
3187 allow_multiple_definition.
3190 * options.h (class General_options): Add --cref.
3191 * main.cc (main): Print cref table if --cref. Don't close mapfile
3192 until after printing cref table.
3193 * cref.cc: Include "symtab.h".
3194 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3195 (Cref_table_compare::operator()): New function.
3196 (Cref_inputs::gather_cref): New function.
3197 (filecol): New static const.
3198 (Cref_inputs::print_cref): New function.
3199 (Cref::print_cref): New function.
3200 * cref.h: Include <cstdio>.
3201 (class Cref): Update declarations.
3202 * mapfile.h (Mapfile::file): New function.
3203 * object.h (class Object): Define Symbols. Declare virtual
3204 do_get_global_symbols.
3205 (Object::get_global_symbols): New function.
3206 * object.cc (Input_objects::add_object): Pass object to cref_ if
3208 (Input_objects::archive_start): Likewise.
3209 (Input_objects::archive_stop): Likewise.
3210 (Input_objects::print_cref): New function.
3211 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3212 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3214 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3216 * plugin.h (class Sized_pluginobj): Update declarations.
3218 2010-01-05 Ian Lance Taylor <iant@google.com>
3220 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3221 to is_default_version. Rename insdef to insdefault.
3222 (Symbol_table::add_from_relobj): Rename def to is_default_version
3223 and local to is_forced_local.
3224 (Symbol_table::add_from_pluginobj): Likewise.
3225 (Symbol_table::add_from_dynobj): Likewise.
3226 (Symbol_table::define_special_symbol): Rename insdef to
3229 2010-01-04 Ian Lance Taylor <iant@google.com>
3232 * options.h (class General_options): Add
3233 --allow-multiple-definition and -z muldefs.
3234 * resolve.cc (Symbol_table::should_override): Don't warn about a
3235 multiple symbol definition if --allow-multiple-definition or -z
3239 * options.h (class General_options): Add --add-needed and
3240 --copy-dt-needed-entries. Tweak --as-needed help entry.
3241 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3242 error if --copy-dt-needed-entries aka --add-needed is used and
3243 would cause a change in behaviour.
3246 * options.h (class General_options): Add -G as a short version of
3247 --shared. Add no-op options -assert, -g, and -i.
3249 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3251 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3252 check for .text or .gnu.linkonce.t sections.
3253 * icf.cc (Icf::find_identical_sections): Ditto.
3254 Change the detection for mangled function name within the section
3256 * icf.h (is_section_foldable_candidate): New function.
3258 2009-12-30 Ian Lance Taylor <iant@google.com>
3261 * options.h (class General_options): Permit two dashes with
3262 --retain-symbols-file.
3264 2009-12-30 Ian Lance Taylor <iant@google.com>
3267 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3268 don't put the file header and segment headers in the text
3272 * common.cc (Sort_commons::operator()): Stabilize sort when both
3274 (Symbol_table::do_allocate_commons_list): When allocating common
3275 symbols, skip a symbol which is no longer common.
3276 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3277 an object before checking its type.
3278 * testsuite/common_test_2.c: New file.
3279 * testsuite/common_test_3.c: New file.
3280 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3281 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3282 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3283 (common_test_2_pic.o, common_test_2.so): New targets.
3284 (common_test_3_pic.o, common_test_3.so): New targets.
3285 * testsuite/Makefile.in: Rebuild.
3288 * script.cc (read_input_script): If we see a new SECTIONS clause,
3289 and we have added an input section, give an error.
3290 * layout.h (class Layout): Add have_added_input_section function.
3291 Add have_added_input_section_ field.
3292 * layout.cc (Layout::Layout): Initialize
3293 have_added_input_section_.
3294 (Layout::layout): Set have_added_input_section_.
3295 (Layout::layout_eh_frame): Likewise.
3297 2009-12-30 Ian Lance Taylor <iant@google.com>
3300 * options.h (class General_options): Add --sort-common option.
3301 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3302 * common.cc (Sort_common): Add sort_order parameter to
3303 constructor. Add sort_order_ field.
3304 (Sort_commons::operator): Check sort_order_.
3305 (Symbol_table::allocate_commons): Determine the sort order.
3306 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3308 (Symbol_table::do_allocate_commons_list): Likewise.
3310 2009-12-30 Ian Lance Taylor <iant@google.com>
3313 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3314 symbols from this object, don't change the visibility of an
3316 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3318 2009-12-30 Ian Lance Taylor <iant@google.com>
3321 * script.h (class Version_script_info): Define Language enum.
3322 Update declarations. Define Glob, Exact, and Lookup types. Add
3323 new fields globals_, locals_, and is_finalized_.
3324 * script.cc: Various formatting fixes.
3325 (class Parser_closure): Change language_stack_ from a vector of
3326 std::string to one of Version_script_info::Language. Adjust all
3328 (class Lazy_demangler): Remove.
3329 (struct Version_expression): Change language from std::string to
3330 Version_script_info::Language.
3331 (Version_script_info::Version_script_info): New function.
3332 (Version_script_info::~Version_script_info): Don't call clear.
3333 (Version_script_info::finalize): New function.
3334 (Version_script_info::build_lookup_tables): New function.
3335 (Version_script_info::build_expression_list_lookup): New
3337 (Version_script_info::get_symbol_version_helper): Rewrite to use
3339 (Version_script_info::print_expression_list): Adjust to use
3340 Version_script_info::Language.
3341 (script_push_lex_into_version_mode): Check that the version script
3342 has not been finalized.
3343 (version_script_push_lang): Change language string to
3344 Version_script_info::Language.
3345 * options.cc (Command_line::version_script): New function.
3346 * options.h (class General_options): Add finalize_dynamic_list
3347 function. Change version_script from declaration to definition.
3348 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3349 * testsuite/version_script.map: Remove duplicate def of foo.
3350 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3352 * testsuite/Makefile.in: Rebuild.
3354 2009-12-30 Ian Lance Taylor <iant@google.com>
3357 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3358 if the input symbol index is 0, make the output symbol index 0.
3360 2009-12-30 Ian Lance Taylor <iant@google.com>
3363 * options.h (class General_options): Add -x/--discard-all.
3364 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3365 --discard-all. If the local symbol needs a dynamic entry, check
3366 that before handling --discard-locals.
3368 2009-12-30 Ian Lance Taylor <iant@google.com>
3371 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3373 (Output_segment::add_output_section): Don't change the flags if
3377 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3378 GNU hash table if they need a dynamic value. Otherwise, don't add
3379 them if they are defined in a dynamic object or are forced local.
3381 2009-12-29 Ian Lance Taylor <iant@google.com>
3384 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3385 .gnu.hash table for a 32-bit target.
3388 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3389 regular and a dynamic object only needs a dynamic symbol table
3390 entry if it is externally visible.
3393 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3394 constructor. Add global_offset_table_ field.
3395 (Target_i386::got_section): Set global_offset_table_.
3396 (Target_i386::do_finalize_sections): Set global_offset_table_
3398 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3399 in constructor. Add global_offset_table_ field.
3400 (Target_x86_64::got_section): Set global_offset_table_.
3401 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3404 * layout.cc (Layout::Layout): Initialize increase_relro_.
3405 (Layout::get_output_section): Add is_relro, is_last_relro, and
3406 is_first_non_relro parameters. Change all callers.
3407 (Layout::choose_output_section): Likewise.
3408 (Layout::add_output_section_data): Likewise.
3409 (Layout::make_output_section): Likewise.
3410 (Layout::set_segment_offsets): Clear increase_relro when using a
3412 * layout.h (class Layout): Add increase_relro method. Add
3413 increase_relro_ field. Update declarations.
3414 * output.cc (Output_section::Output_section): Initialize
3415 is_last_relro_ and is_first_non_relro_.
3416 (Output_segment::add_output_section): Group relro sections is
3417 do_sort is true. Handle is_last_relro and is_first_non_relro.
3418 (Output_segment::maximum_alignment): Remove relro handling.
3419 (Output_segment::set_section_addresses): Add increase_relro
3420 parameter. Change all callers. Add initial alignment to align
3421 relro sections on separate page. Remove old relro handling.
3422 (Output_segment::set_section_list_addresses): Remove in_relro
3423 parameter. Change all callers.
3424 (Output_segment::set_offset): Add increase parameter. Change all
3425 callers. Remove old relro handling.
3426 * output.h (class Output_section): Add new methods: is_last_relro,
3427 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3428 Add is_last_relro_ and is_first_non_relro_ fields.
3429 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3430 Create separate .got.plt section. Call increase_relro.
3431 * x86_64.cc (Target_x86_64::got_section): Likewise.
3432 * testsuite/relro_script_test.t: Add .got.plt.
3435 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3436 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3437 (Layout::finalize): Call set_dynamic_symbol_size.
3438 (Layout::set_dynamic_symbol_size): New function.
3439 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3440 set_dynamic_symbol_size.
3443 * output.h (class Output_section): Add is_entsize_zero_ field.
3444 * output.cc (Output_section::Output_section): Initialize
3446 (Output_section::set_entsize): If two different entsizes are
3447 requested, force it to zero.
3448 (Output_section::add_input_section): Set flags for .debug_str
3449 before updating section flags. Set entsize.
3450 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3451 and SHF_STRING if all input sections have those flags.
3453 2009-12-29 Rafael Espindola <espindola@google.com>
3455 * main.cc (main): Fix the sys time reporting.
3456 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3459 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3461 * options.cc (General_options::parse_version): Allow -v to exit
3462 without an error if there is nothing to link.
3464 2009-12-29 Ian Lance Taylor <iant@google.com>
3466 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3467 using a version of gcc before 4.1.
3468 * configure: Rebuild.
3470 2009-12-28 Chris Demetriou <cgd@google.com>
3472 * attributes.cc (Output_attributes_section_data::do_write): Use
3473 std::vector::front rather than std::vector::data.
3475 2009-12-28 Ian Lance Taylor <iant@google.com>
3477 * symtab.h (class Symbol_table): Add enum Defined.
3478 * resolve.cc (Symbol_table::should_override): Add defined
3479 parameter. Change all callers. Test whether object is NULL
3480 before calling a method on it.
3481 (Symbol_table::report_resolve_problem): Add defined parameter.
3483 (Symbol_table::should_override_with_special): Likewise.
3484 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3485 parameter. Change all callers.
3486 (Symbol_table::do_define_in_output_data): Likewise.
3487 (Symbol_table::define_in_output_segment): Likewise.
3488 (Symbol_table::do_define_in_output_segment): Likewise.
3489 (Symbol_table::define_as_constant): Likewise.
3490 (Symbol_table::do_define_as_constant): Likewise.
3491 * script.h (class Symbol_assignment): Add is_defsym parameter to
3492 constructor; change all callers.
3493 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3494 parameter. Change all callers. Add is_defsym_ field.
3495 (class Parser_closure): Add parsing_defsym parameter to
3496 constructor; change all callers. Add parsing_defsym accessor
3497 function. Add parsing_defsym_ field.
3499 2009-12-28 Ian Lance Taylor <iant@google.com>
3501 * gold.cc (queue_middle_tasks): Fix formatting.
3502 * object.cc (Relobj::is_section_name_included): Likewise.
3504 2009-12-23 Ian Lance Taylor <iant@google.com>
3506 * i386.cc (Target_i386::do_calls_non_split): Recognize
3507 -fsplit-stack prologue for a function with a static chain.
3508 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3509 -fsplit-stack prologue when using %r11.
3511 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3513 * options.cc (General_options::parse_version): Make -v continue and do
3514 the link like GNU ld does.
3516 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3518 * Makefile.am (CCFILES): Add timer.cc.
3519 (HFILES): Add timer.h.
3520 * configure.ac: Check for sysconf and times.
3521 * main.cc: include timer.h.
3522 (main): Use Timer instead of get_run_time.
3525 * workqueue.cc: include timer.h.
3526 (Workqueue::find_and_run_task):
3527 Report user, sys and wall time.
3528 * Makefile.in: Regenerate.
3529 * config.in: Regenerate.
3530 * configure: Regenerate.
3532 2009-12-16 Doug Kwan <dougkwan@google.com>
3534 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3536 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3537 relaxed input sections.
3538 * output.cc (Output_section::find_relaxed_input_section): Change
3539 return type to Output_relaxed_input_section pointer. Adjust code
3540 for new type of relaxed_input_section_map_.
3541 * output.h (Output_section::find_relaxed_input_section): Change
3542 return type to Output_relaxed_input_section pointer.
3543 (Output_section::Output_relaxed_input_section_by_input_section_map):
3545 (Output_section::relaxed_input_section_map_): Change type to
3546 Output_section::Output_relaxed_input_section_by_input_section_map.
3547 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3550 2009-12-15 Ian Lance Taylor <iant@google.com>
3552 * layout.cc (Layout::create_shstrtab): Only write out after input
3553 sections if we are compressing debug sections.
3555 2009-12-15 Ian Lance Taylor <iant@google.com>
3557 * archive.cc (Archive::add_symbols): Only look up a symbol without
3558 a version if there is, in fact, a version.
3560 2009-12-14 Ian Lance Taylor <iant@google.com>
3562 Revert -Wshadow changes, all changes from:
3563 2009-12-11 Doug Kwan <dougkwan@google.com>
3564 2009-12-11 Nick Clifton <nickc@redhat.com>
3565 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3567 2009-12-11 Doug Kwan <dougkwan@google.com>
3569 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3571 * attributes.cc (Object_attribute::size): Ditto.
3572 (Attributes_section_data::size): Ditto.
3573 (Attributes_section_data::Attributes_section_data): Ditto.
3574 (Output_attributes_section_data::do_write): Ditto.
3575 * attributes.h (Object_attribute::set_type): Ditto.
3576 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3578 2009-12-11 Nick Clifton <nickc@redhat.com>
3580 * archive.cc: Fix shadowed variable warnings.
3582 * compressed_output.cc: Likewise.
3583 * compressed_output.h: Likewise.
3584 * configure: Likewise.
3585 * dwarf_reader.cc: Likewise.
3586 * dynobj.cc: Likewise.
3587 * dynobj.h: Likewise.
3588 * ehframe.cc: Likewise.
3589 * ehframe.h: Likewise.
3590 * errors.cc: Likewise.
3591 * expression.cc: Likewise.
3592 * fileread.cc: Likewise.
3593 * fileread.h: Likewise.
3594 * freebsd.h: Likewise.
3595 * i386.cc: Likewise.
3597 * incremental.h: Likewise.
3598 * layout.cc: Likewise.
3599 * layout.h: Likewise.
3600 * mapfile.cc: Likewise.
3601 * merge.cc: Likewise.
3602 * merge.h: Likewise.
3603 * object.cc: Likewise.
3604 * object.h: Likewise.
3605 * options.h: Likewise.
3606 * output.cc: Likewise.
3607 * output.h: Likewise.
3608 * parameters.cc: Likewise.
3609 * plugin.cc: Likewise.
3610 * powerpc.cc: Likewise.
3611 * reduced_debug_output.cc: Likewise.
3612 * reduced_debug_output.h: Likewise.
3613 * reloc.cc: Likewise.
3614 * reloc.h: Likewise.
3615 * resolve.cc: Likewise.
3616 * script-sections.cc: Likewise.
3617 * script.cc: Likewise.
3618 * script.h: Likewise.
3619 * sparc.cc: Likewise.
3620 * symtab.cc: Likewise.
3621 * symtab.h: Likewise.
3622 * target-select.cc: Likewise.
3623 * target-select.h: Likewise.
3624 * token.h: Likewise.
3625 * workqueue.cc: Likewise.
3626 * workqueue.h: Likewise.
3627 * x86_64.cc: Likewise.
3629 2009-12-10 Doug Kwan <dougkwan@google.com>
3631 * arm.cc (attributes.h): New include.
3632 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3633 (Arm_relobj::~Arm_relobj): Delete object pointed by
3634 attributes_section_data_.
3635 (Arm_relobj::attributes_section_data): New method definition.
3636 (Arm_relobj::attributes_section_data_): New data member declaration.
3637 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3638 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3639 attributes_section_data_.
3640 (Arm_dynobj::attributes_section_data): New method definition.
3641 (Arm_dynobj::attributes_section_data_): New data member declaration.
3642 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3643 initialization value of may_use_blx_ to false.
3644 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3645 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3646 object attributes to compute results instead of hard-coding.
3647 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3648 Target_arm::get_secondary_compatible_arch,
3649 Target_arm::set_secondary_compatible_arch
3650 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3651 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3652 New method declarations.
3653 (Target_arm::get_aeabi_object_attribute): New method definition.
3654 (Target_arm::attributes_section_data_): New data member declaration.
3655 (read_arm_attributes_section): New template definition.
3656 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3657 (Arm_dynobj::do_read_symbols): Ditto.
3658 (Target_arm::do_finalize_sections): Merge attributes sections from
3659 input. Check for BLX use after attributes section merging.
3660 Fix __exidx_start and __exidx_end visibility. Create an
3661 .ARM.attributes section if necessary.
3662 (Target_arm::get_secondary_compatible_arch,
3663 Target_arm::set_secondary_compatible_arch,
3664 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3665 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3666 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3667 New method definitions.
3669 2009-12-09 Ian Lance Taylor <iant@google.com>
3671 * plugin.cc (Plugin::load): Don't cast from void* to a function
3674 2009-12-09 Ian Lance Taylor <iant@google.com>
3676 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3679 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3681 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3682 Replace two_file_shared_1.so with two_file_shared_2.so.
3683 * testsuite/Makefile.in: Regenerated.
3685 2009-12-08 Doug Kwan <dougkwan@google.com>
3687 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3688 (HFILES): Add attributes.h and int_encoding.h.
3689 * Makefile.in: Regenerate.
3690 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3691 function definitions to int_encoding.cc
3692 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3693 prototypes to int_encoding.h
3694 * reduced_debug_output.cc (int_encoding.h): New include.
3695 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3696 function definitions to int_encoding.cc
3697 (insert_into_vector, read_from_pointer): Move template definitions to
3699 * attributes.cc: New file.
3700 * attributes.h: New file.
3701 * int_encoding.cc: New file.
3702 * int_encoding.h: New file.
3704 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3707 * incremental-dump.cc (dump_incremental_inputs): New.
3708 (main): Use dump_incremental_inputs.
3710 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3713 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3714 checking elfcpp::STT_FUNC.
3715 (Target_i386::Relocate::relocate): Likewise.
3716 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3718 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3719 symbols from shared libraries into normal FUNC symbols.
3721 * symtab.h (Symbol): Add is_func and use it.
3723 2009-12-05 Doug Kwan <dougkwan@google.com>
3725 * arm.cc (Target_arm::arm_info): Initialize new fields
3726 attributes_section and attributes_vendor.
3727 * i386.cc (Target_i386::i386_info): Same.
3728 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3729 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3730 fields attributes_section and attributes_vendor.
3731 * sparc.cc (Target_sparc::sparc_info): Same.
3732 * target.h (Target::attributes_section, Target::attributes_vendor,
3733 Target::is_attributes_section, Target::attribute_arg_type,
3734 Target::attributes_order): New method definitions.
3735 (Target::Target_info::attributes_section,
3736 Target::Target_info::attributes_vendor): New fields.
3737 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3738 virtual method definitions.
3739 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3740 attributes_section and attributes_vendor.
3741 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3743 2009-12-05 Doug Kwan <dougkwan@google.com>
3745 * arm.cc: Update comments about interworking and stub generation.
3746 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3747 considered as non-PIC.
3748 (Arm_relocate_functions::base_abs): Fix formatting.
3749 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3750 of function to use GOT entry address instead of offset.
3751 (Target_arm::Scan::global): Issue an error if a symbol would need a
3752 PLT does not get one because it is untyped. Remove code to create
3753 dynamic symbols for relative branches.
3754 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3755 takes unsigned integer instead of boolean.
3757 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3759 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3760 (two_file_test_LDADD): Likewise.
3761 (common_test_1_LDADD): Likewise.
3762 (exception_test_LDADD) Likewise.
3763 (weak_test_LDADD): Likewise.
3764 (many_sections_test_LDADD): Likewise.
3765 (initpri1_LDADD): Likewise.
3766 (script_test_1_LDADD): Likewise.
3767 (script_test_2_LDADD): Likewise.
3768 (justsyms_LDADD): Likewise.
3769 (binary_test_LDADD): Likewise.
3770 (large_LDADD): Likewise.
3771 * testsuite/Makefile.in: Regenerated.
3773 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3775 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3776 (Symbol_table::override_with_special): Likewise.
3777 (Symbol_table::add_from_object): Likewise.
3779 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3781 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3782 Don't set the data_offset twice.
3784 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3786 * testsuite/Makefile.in: Regenerate.
3788 2009-12-03 Doug Kwan <dougkwan@google.com>
3790 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3791 (Target_arm::do_finalize_sections): Add parameter for symbol table
3792 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3793 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3794 parameter for symbol table pointer.
3795 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3796 an additional parameter for a pointer to symbol table.
3797 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3798 parameter for a symbol table pointer.
3799 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3800 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3802 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3803 parameter for a symbol table pointer.
3805 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3807 * incremental.cc (Incremental_inputs_header)
3808 (Incremental_inputs_header_write, Incremental_inputs_entry)
3809 (Incremental_inputs_entry_write): Move ...
3810 * incremental.h (Incremental_inputs_header)
3811 (Incremental_inputs_header_write, Incremental_inputs_entry)
3812 (Incremental_inputs_entry_write): here.
3814 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3816 * incremental.cc (make_sized_incremental_binary): Set the target.
3817 Error if it is incompatible.
3818 * output.h (Output_file): Add filename method.
3820 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3822 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3823 from the get_* methods.
3825 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3827 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3828 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3829 Write 0 for the data_offset of scripts.
3831 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3833 * testsuite/Makefile.am: Add the incremental_test.sh test.
3834 * testsuite/incremental_test.sh: New.
3835 * testsuite/incremental_test_1.c: New.
3836 * testsuite/incremental_test_2.c: New.
3838 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3840 * incremental-dump.cc (main): Fix typos.
3842 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3845 * incremental-dump.cc (main): Use llu to print 64 bit values.
3847 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3848 H.J. Lu <hongjiu.lu@intel.com>
3850 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3852 (incremental_dump_LDADD): Likewise.
3853 * Makefile.in: Regenerated.
3855 2009-11-25 Doug Kwan <dougkwan@google.com>
3859 2009-11-25 Doug Kwan <dougkwan@google.com>
3861 * arm.cc (Target_arm::Target_arm): Move method definition
3862 outside of class definition. Add code to handle
3863 --target1-rel, --target1-abs and --target2= options.
3864 (Target_arm::get_reloc_reloc_type): Change method to be
3865 non-static and const.
3866 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3867 New data member declaration.
3868 (Target_arm::Scan::local, Target_arm::Scan::global,
3869 Target_arm::Relocate::relocate,
3870 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3871 Adjust call to Target_arm::get_real_reloc_type.
3872 (Target_arm::get_real_reloc_type): Use command line options
3873 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3874 * options.h (--target1-rel, --target1-abs, --target2): New
3877 2009-11-25 Doug Kwan <dougkwan@google.com>
3879 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3880 class definition. Add code to handle --target1-rel, --target1-abs
3881 and --target2= options.
3882 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3884 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3886 (Target_arm::Scan::local, Target_arm::Scan::global,
3887 Target_arm::Relocate::relocate,
3888 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3889 call to Target_arm::get_real_reloc_type.
3890 (Target_arm::get_real_reloc_type): Use command line options to
3891 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3892 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3895 2009-11-25 Doug Kwan <dougkwan@google.com>
3897 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3898 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3899 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3901 (Arm_relocate_functions::thm_call): Replace body with a call to
3902 Arm_relocate_functions::thumb_branch_common.
3903 (Arm_relocate_functions::thm_jump24,
3904 Arm_relocate_functions::thm_xpc22): New method definitions.
3905 (Arm_relocate_functions::thumb_branch_common): New method definition.
3906 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3908 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3909 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3911 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3913 * Makefile.am: Build incremental-dump
3914 * Makefile.in: Regenerate.
3915 * incremental-dump.cc: New.
3916 * incremental.cc (Incremental_inputs_header_data,
3917 Incremental_inputs_entry_data): Move to incremental.h
3918 * incremental.h: (Incremental_inputs_header_data,
3919 Incremental_inputs_entry_data): Move from incremental.cc
3921 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3923 * incremental.cc (Incremental_inputs_header,
3924 Incremental_inputs_header_write, Incremental_inputs_entry,
3925 Incremental_inputs_entry_write): Add a typedef with the data type.
3927 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3929 * incremental.cc (Incremental_inputs_header,
3930 Incremental_inputs_header_write, Incremental_inputs_entry,
3931 Incremental_inputs_entry_write): Update comment about which
3932 type has the filed descriptions.
3934 2009-11-15 Doug Kwan <dougkwan@google.com>
3936 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3937 (Arm_relocate_functions::arm_branch_common): Change method defintion
3938 in class definition to a method declaration and update list of formal
3940 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3941 Arm_relocation_functions::jump24): Adjust call to
3942 Arm_relocate_functions::arm_branch_common. Update list of formal
3944 (Arm_relocate_functions::xpc25): New method definition.
3945 (Arm_relocate_functions::arm_branch_common): Move method defintion
3946 out from class definition. Use stubs for mode-switching and extending
3948 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3949 specially. Change code to enable use of stubs in ARM branches.
3951 2009-11-10 Doug Kwan <dougkwan@google.com>
3953 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3954 in method declaration.
3955 (Target_arm::relocate_stub): New method declaration.
3956 (Target_arm::default_target): Change to return a pointer instead of
3958 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3959 Target_arm::default_target.
3960 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3962 (Target_arm::relocate_section): Adjust view.
3963 (Target_arm::relocate_stub): New method definition.
3965 2009-11-10 Doug Kwan <dougkwan@google.com>
3967 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3969 * incremental.cc (open_incremental_binary): Initialized local
3970 variables to avoid warnings.
3971 * object.cc (make_elf_object): Ditto.
3972 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3975 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3978 * testsuite/plugin_test.c: Include "config.h".
3980 2009-11-09 Doug Kwan <dougkwan@google.com>
3982 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3983 (arm_symbol_value): Remove.
3984 (Arm_relocate_functions::arm_branch_common,
3985 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3986 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3987 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3988 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3989 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3990 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3991 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3992 Arm_relocate_functions::thm_mobw_abs_nc,
3993 Arm_relocate_functions::thm_mov_abs,
3994 Arm_relocate_functions::movw_prel_nc,
3995 Arm_relocate_functions::thm_movt_abs,
3996 Arm_relocate_functions::movt_prel,
3997 Arm_relocate_functions::thm_movw_prel_nc,
3998 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3999 (Target_arm::Relocate::relocate): Only decompose address into two
4000 parts if relocation type uses the thumb-bit and pass the actual
4001 bit instead of a flag indicating that the thumb-bit is used. Adjust
4002 calls to methods in Arm_relocate_functions for this change.
4004 2009-11-08 Ian Lance Taylor <iant@google.com>
4007 * reloc.cc: Instantiate
4008 Sized_relobj::initialize_input_to_output_maps and
4009 Sized_relobj:free_input_to_output_maps.
4011 2009-11-06 Ian Lance Taylor <iant@google.com>
4014 * defstd.cc (in_segment): Set only_if_ref true for "end".
4016 2009-11-06 Doug Kwan <dougkwan@google.com>
4018 * arm.cc (class Reloc_stub): Correct a comment.
4019 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4020 (Target_arm::scan_section_for_stubs): New method declaration.
4021 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4022 Change methods from private to protected.
4023 (Target_arm::do_may_relax): New method definition.
4024 (Target_arm::do_relax, Target_arm::group_sections,
4025 Target_arm::scan_reloc_for_stub,
4026 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4027 (Target_arm::arm_input_section_map_): New data member declaration.
4028 (Target_arm::scan_reloc_for_stub,
4029 Target_arm::scan_reloc_section_for_stubs,
4030 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4031 Target_arm::do_relax): New method definitions.
4033 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4035 * configure.ac: Check for (struct stat)::st_mtim
4036 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4037 * config.in: Regenerate.
4038 * configure: Regenerate.
4040 2009-11-05 Ian Lance Taylor <iant@google.com>
4043 * output.cc (Output_segment::add_output_section): Add missing
4046 2009-11-04 Ian Lance Taylor <iant@google.com>
4049 * object.h (class Object): Add is_needed and set_is_needed
4050 methods. Add is_needed_ field. Make bool fields into bitfields.
4051 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4052 defined in a dynamic object and referenced by a regular object,
4053 set is_needed for the dynamic object.
4054 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4055 if the file is marked with as_needed and it is not needed.
4057 2009-11-04 Ian Lance Taylor <iant@google.com>
4060 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4061 tags if data is discarded by linker script.
4062 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4063 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4064 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4065 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4067 2009-11-04 Ian Lance Taylor <iant@google.com>
4069 * layout.cc (Layout::get_output_section): Add is_interp and
4070 is_dynamic_linker_section parameters. Change all callers.
4071 (Layout::choose_output_section): Likewise.
4072 (Layout::make_output_section): Likewise.
4073 (Layout::add_output_section_data): Add is_dynamic_linker_section
4074 parameter. Change all callers.
4075 * layout.h (class Layout): Update declarations.
4076 * output.h (class Output_section): Add is_interp, set_is_interp,
4077 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4078 Add is_interp_, is_dynamic_linker_section_ fields. Change
4079 generate_code_fills_at_write_ to a bitfield.
4080 * output.cc (Output_section::Output_sections): Initialize new
4082 (Output_segment::add_output_section): Add do_sort parameter.
4085 2009-11-03 Ian Lance Taylor <iant@google.com>
4088 * options.h (class General_options): Add --warn-common.
4089 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4090 merging two common symbols.
4091 (Symbol_table::should_override): Handle --warn-common when merging
4092 a common symbol with a defined symbol. Use report_resolve_problem
4093 for multiple definitions.
4094 (Symbol_table::report_resolve_problem): New function.
4095 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4097 2009-11-03 Doug Kwan <dougkwan@google.com>
4099 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4101 (Target_arm::stub_factory): New method definition.
4102 (Target_arm::new_arm_input_section,
4103 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4104 Target_arm::reloc_uses_thumb_bit): New method declarations.
4105 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4106 New type definitions.
4107 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4108 member declarations.
4109 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4110 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4111 New method definitions.
4113 2009-11-03 Ian Lance Taylor <iant@google.com>
4115 * options.h (class General_options): Add --warn_constructors.
4117 2009-11-03 Ian Lance Taylor <iant@google.com>
4120 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4121 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4123 2009-11-03 Ian Lance Taylor <iant@google.com>
4126 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4127 --msgid-bugs-address.
4128 (install-pdf): New target.
4129 (install-data_yes): Look up one directory to find mkinstalldirs.
4131 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4133 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4136 2009-10-30 Doug Kwan <dougkwan@google.com>
4138 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4140 2009-10-30 Doug Kwan <dougkwan@google.com>
4142 * arm.cc (Stub_addend_reader): New struct template definition
4143 and partial specializations.
4144 (Stub_addend_reader::operator()): New method definition for a
4145 partially specialized template.
4147 2009-10-30 Doug Kwan <dougkwan@google.com>
4149 * arm.cc (Arm_relobj::processor_specific_flags): New method
4151 (Arm_relobj::do_read_symbols): New method declaration.
4152 (Arm_relobj::processor_specific_flags_): New data member declaration.
4153 (Arm_dynobj): New class definition.
4154 (Target_arm::do_finalize_sections): Add input_objects parameter.
4155 (Target_arm::do_adjust_elf_header): New method declaration.
4156 (Target_arm::are_eabi_versions_compatible,
4157 (Target_arm::merge_processor_specific_flags): New method declaration.
4158 (Target_arm::do_make_elf_object): New overloaded method definitions
4160 (Arm_relobj::do_read_symbols): New method definition.
4161 (Arm_dynobj::do_read_symbols): Ditto.
4162 (Target_arm::do_finalize_sections): Add input_objects parameters.
4163 Merge processor-specific flags from all input objects.
4164 (Target_arm::are_eabi_versions_compatible,
4165 Target_arm::merge_processor_specific_flags,
4166 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4167 New method definitions.
4168 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4169 Input_objects pointer type parameter.
4170 * layout.cc (Layout::finalize): Pass input objects to target's.
4171 finalize_sections function.
4172 * output.cc (Output_file_header::do_sized_write): Set ELF file
4173 header's processor-specific flags.
4174 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4175 Input_objects pointer type parameter.
4176 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4177 * target.h (Input_objects): New forward class declaration.
4178 (Target::processor_specific_flags,
4179 Target::are_processor_specific_flags_sect): New method definitions.
4180 (Target::finalize_sections): Add input_objects parameter.
4181 (Target::Target): Initialize processor_specific_flags_ and
4182 are_processor_specific_flags_set_.
4183 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4185 (Target::set_processor_specific_flags): New method definition.
4186 (Target::processor_specific_flags_,
4187 Target::are_processor_specific_flags_set_): New data member
4189 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4190 Input_objects pointer type parameter.
4192 2009-10-30 Doug Kwan <dougkwan@google.com>
4194 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4196 2009-10-28 Ian Lance Taylor <iant@google.com>
4198 * object.h (class Relobj): Drop options parameter from
4199 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4200 do_scan_relocs, do_relocate. Change all callers.
4201 (class Sized_relobj): Drop options parameters from
4202 do_gc_process_relocs, do_scan_relocs, do_relocate,
4203 do_relocate_sections, relocate_sections, emit_relocs_scan,
4204 emit_relocs_scan_reltype. Change all callers.
4205 (struct Relocate_info): Remove options field and all references to
4207 * reloc.h (class Read_relocs): Remove options constructor
4208 parameter and options_ field. Change all callers.
4209 (class Gc_process_relocs, class Scan_relocs): Likewise.
4210 (class Relocate_task): Likewise.
4211 * target-reloc.h (scan_relocs): Remove options parameter. Change
4213 (scan_relocatable_relocs): Likewise.
4214 * target.h (class Sized_target): Remove options parameter from
4215 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4217 * gc.h (gc_process_relocs): Remove options parameter. Change all
4219 * arm.cc: Update functions to remove options parameters.
4220 * i386.cc: Likewise.
4221 * powerpc.cc: Likewise.
4222 * sparc.cc: Likewise.
4223 * x86_64.cc: Likewise.
4224 * testsuite/testfile.cc: Likewise.
4226 2009-10-28 Doug Kwan <dougkwan@google.com>
4228 * arm.cc (Arm_relobj): New class definition.
4229 (Arm_relobj::scan_sections_for_stubs,
4230 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4231 New method definitions.
4233 2009-10-28 Cary Coutant <ccoutant@google.com>
4235 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4236 (Plugin::cleanup_done_): New member.
4237 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4238 (Plugin_manager::cleanup_done_): Remove.
4239 (Plugin_manager::add_input_file): Edit error message.
4240 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4241 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4243 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4245 * fileread.cc: (File_read::View::~View): Use the new
4246 data_ownership_ filed.
4247 (File_read::~File_read): Dispose the new whole_file_view_.
4248 (File_read::open): Mmap the whole file if needed.
4249 (File_read::open): Use whole_file_view_ instead of contents_.
4250 (File_read::find_view): Use whole_file_view_ if applicable.
4251 (File_read::do_read): Use whole_file_view_ instead of contents_.
4252 (File_read::make_view): Use whole_file_view_ instead of contents_,
4253 update File_read::View::View call.
4254 (File_read::find_or_make_view): Update File_read::View::View
4256 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4258 (File_read::View::Data_ownership): New enum.
4259 (File_read::View::View): Replace bool mapped_ with Data_ownership
4261 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4262 (File_read::View::data_ownership_): New field.
4263 (File_read::contents_): Remove (replaced by whole_file_view_).
4264 (File_read::whole_file_view_): New field.
4265 * options.h (class General_options): Add --keep-files-mapped.
4267 2009-10-27 Cary Coutant <ccoutant@google.com>
4269 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4270 * testsuite/Makefile.am (plugin_test_5): New test case.
4271 * testsuite/Makefile.in: Regenerate.
4273 2009-10-25 Doug Kwan <dougkwan@google.com>
4275 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4276 from private to protected to allow access by child class.
4277 (Sized_relobj::do_relocate_sections): New method declaration.
4278 (Sized_relobj::relocate_sections): Virtualize.
4279 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4280 Sized_relobj::relocate_sections. Instantiate template explicitly
4281 for different target sizes and endianity.
4283 2009-10-24 Doug Kwan <dougkwan@google.com>
4285 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4286 (Arm_input_section::as_arm_input_section): New method.
4287 (Arm_output_section): New class definition.
4288 (Arm_output_section::create_stub_group,
4289 Arm_output_section::group_sections): New method definitions.
4291 2009-10-22 Doug Kwan <dougkwan@google.com>
4293 * arm.cc (Arm_input_section): New class definition.
4294 (Arm_input_section::init, Arm_input_section:do_write,
4295 Arm_input_section::set_final_data_size,
4296 Arm_input_section::do_reset_address_and_file_offset): New method
4299 2009-10-21 Doug Kwan <dougkwan@google.com>
4301 * arm.cc (Stub_table, Arm_input_section): New forward class
4303 (Stub_table): New class defintion.
4304 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4305 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4306 New method definition.
4308 2009-10-21 Doug Kwan <dougkwan@google.com>
4310 * arm.cc: Update copyright comments.
4311 (Target_arm): New forward class template declaration.
4312 (Arm_address): New type.
4313 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4314 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4315 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4317 (Insn_template): Same.
4318 (DEF_STUBS): New macro.
4319 (Stub_type): New enum type.
4320 (Stub_template): New class definition.
4323 (Stub_factory): Same.
4324 (Target_arm::Target_arm): Initialize may_use_blx_ and
4325 should_force_pic_veneer_.
4326 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4327 Target_arm::should_force_pic_veneer,
4328 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4329 Target_arm::using_thumb_only, Target_arm:;default_target): New
4331 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4332 New data member declarations.
4333 (Insn_template::size, Insn_template::alignment): New method defintions.
4334 (Stub_template::Stub_template): New method definition.
4335 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4336 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4337 (Stub_factory::Stub_factory): New method definition.
4338 * gold.h (string_hash): New template.
4339 * output.h (Input_section_specifier::hash_value): Use
4341 (Input_section_specifier::string_hash): Remove.
4342 * stringpool.cc (Stringpool_template::string_hash): Use
4345 2009-10-20 Doug Kwan <dougkwan@google.com>
4347 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4348 symbols of relaxed input sections.
4349 * output.h (Output_section::find_relaxed_input_section): Make
4352 2009-10-16 Doug Kwan <dougkwan@google.com>
4354 * dynobj.cc (Versions::Versions): Initialize version_script_.
4355 Only insert base version symbol definition for a shared object
4356 if version script defines any version versions.
4357 (Versions::define_base_version): New method definition.
4358 (Versions::add_def): Check that base version is not needed.
4359 (Versions::add_need): Define base version lazily.
4360 * dynobj.h (Versions::define_base_version): New method declaration.
4361 (Versions::needs_base_version_): New data member declaration.
4362 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4363 (check_DATA): Add no_version_test.stdout.
4364 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4366 * testsuite/Makefile.in: Regenerate.
4367 * testsuite/no_version_test.c: New file.
4368 * testsuite/no_version_test.sh: Ditto.
4370 2009-10-16 Doug Kwan <dougkwan@google.com>
4372 * expression.cc (class Segment_start_expression): New class definition.
4373 (Segment_start_expression::value): New method definition.
4374 (script_exp_function_segment_start): Return a new
4375 Segment_start_expression.
4376 * gold/script-c.h (script_saw_segment_start_expression): New function
4378 * script-sections.cc (Script_sections::Script_sections): Initialize
4379 SAW_SEGMENT_START_EXPRESSION_ to false.
4380 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4381 and -Tbbs options to specify section addresses if given in
4382 command line and no SEGMENT_START expression is seen in a script.
4383 * script-sections.h (Script_sections::saw_segment_start_expression,
4384 Script_sections::set_saw_segment_start_expression): New method
4386 (Script_sections::saw_segment_start_expression_): New data member
4388 * script.cc (script_saw_segment_start_expression): New function.
4389 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4390 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4391 script_test_7.sh and script_test_8.sh.
4392 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4393 script_test_8.stdout.
4394 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4395 (script_test_6, script_test_6.stdout, script_test_7,
4396 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4397 * Makefile.in: Regenerate.
4398 * testsuite/script_test_6.sh: New file.
4399 * testsuite/script_test_6.t: Same.
4400 * testsuite/script_test_7.sh: Same.
4401 * testsuite/script_test_7.t: Same.
4402 * testsuite/script_test_8.sh: Same.
4404 2009-10-16 Doug Kwan <dougkwan@google.com>
4406 * output.cc (Output_segment::set_section_list_address): Cast
4407 expressions to unsigned long long type to avoid format warnings.
4409 2009-10-15 Ian Lance Taylor <iant@google.com>
4411 * script.cc (Script_options::add_symbol_assignment): Always add a
4412 dot assignment to script_sections_.
4413 * script-sections.cc (Script_sections::add_dot_assignment):
4414 Initialize if necessary.
4416 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4417 program headers with no load segment if there is a linker script.
4419 * layout.cc (Layout::set_segment_offsets): Align the file offset
4420 to the segment aligment for -N or -n with no load segment.
4421 * output.cc (Output_segment::add_output_section): Don't crash if
4422 the first section is a TLS section.
4423 (Output_segment::set_section_list_addresses): Print an error
4424 message if the address moves backward in a linker script.
4425 * script-sections.cc
4426 (Output_section_element_input::set_section_addresses): Don't
4427 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4428 (Orphan_output_section::set_section_addresses): Likewise.
4430 2009-10-15 Doug Kwan <dougkwan@google.com>
4432 * layout.cc (Layout::finish_dynamic_section): Generate tags
4433 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4434 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4435 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4437 2009-10-14 Ian Lance Taylor <iant@google.com>
4439 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4441 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4442 data_shdr fields of relinfo.
4443 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4444 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4445 R_386_TLS_LDO_32, adjust based on section flags.
4446 (Target_i386::Relocate::fix_up_ldo): Remove.
4448 2009-10-13 Ian Lance Taylor <iant@google.com>
4450 Add support for -pie.
4451 * options.h (class General_options): Add -pie and
4453 (General_options::output_is_position_independent): Test -pie.
4454 (General_options::output_is_executable): Return true if not shared
4455 and not relocatable.
4456 (General_options::output_is_pie): Remove.
4457 * options.cc (General_options::finalize): Reject incompatible uses
4459 * gold.cc (queue_middle_tasks): A -pie link is not static.
4460 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4461 * symtab.cc (Symbol::final_value_is_known): Return false if
4462 output_is_position_independent.
4463 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4464 output_is_position_independent.
4465 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4466 output_is_position_independent.
4467 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4468 output_is_position_independent.
4469 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4471 (basic_pie_test.o, basic_pie_test): New targets.
4472 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4473 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4474 (two_file_pie_test): New target.
4475 * testsuite/Makefile.in: Rebuild.
4476 * README: Remove note saying that -pie is not supported.
4478 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4480 * options.h (class General_options): Add -init and -fini.
4481 * layout.cc (Layout::finish_dynamic_section): Emit
4482 given init and fini functions.
4484 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4486 * gc.h (gc_process_relocs): Check if icf is enabled using new
4488 * gold.cc (queue_initial_tasks): Likewise.
4489 (queue_middle_tasks): Likewise.
4490 * object.cc (do_layout): Likewise.
4491 * symtab.cc (is_section_folded): Likewise.
4492 * main.cc (main): Likewise.
4493 * reloc.cc (Read_relocs::run): Likewise.
4494 (Sized_relobj::do_scan_relocs): Likewise.
4495 * icf.cc (is_function_ctor_or_dtor): New function.
4496 (Icf::find_identical_sections): Check if function is ctor or dtor when
4498 * options.h (General_options::icf): Change option to be an enum.
4499 (Icf_status): New enum.
4500 (icf_enabled): New method.
4501 (icf_safe_folding): New method.
4502 (set_icf_status): New method.
4503 (icf_status_): New variable.
4504 * (options.cc) (General_options::finalize): Set icf_status_.
4505 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4506 icf_test and icf_keep_unique_test to use the --icf enum flag.
4507 * testsuite/icf_safe_test.sh: New file.
4508 * testsuite/icf_safe_test.cc: New file.
4510 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4512 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4513 includes to gc.h and icf.h.
4514 * arm.cc: Include gc.h.
4515 * gold.cc: Likewise.
4516 * i386.cc: Likewise.
4517 * powerpc.cc: Likewise.
4518 * sparc.cc: Likewise.
4519 * x86_64.cc: Likewise.
4520 * gc.h: Include icf.h.
4522 2009-10-11 Ian Lance Taylor <iant@google.com>
4524 * plugin.cc: Include "gold.h" before other header files.
4526 2009-10-10 Chris Demetriou <cgd@google.com>
4528 * options.h (Input_file_argument::Input_file_type): New enum.
4529 (Input_file_argument::is_lib_): Replace with...
4530 (Input_file_argument::type_): New member.
4531 (Input_file_argument::Input_file_argument): Take Input_file_type
4532 'type' rather than boolean 'is_lib' as second argument.
4533 (Input_file_argument::is_lib): Use type_.
4534 (Input_file_argument::is_searched_file): New function.
4535 (Input_file_argument::may_need_search): Handle is_searched_file.
4536 * options.cc (General_options::parse_library): Support -l:filename.
4537 (General_options::parse_just_symbols): Update for Input_file_argument
4539 (Command_line::process): Likewise.
4540 * archive.cc (Archive::get_file_and_offset): Likewise.
4541 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4542 * script.cc (read_script_file, script_add_file): Likewise.
4543 * fileread.cc (Input_file::Input_file): Likewise.
4544 (Input_file::will_search_for): Handle is_searched_file.
4545 (Input_file::open): Likewise.
4546 * readsyms.cc (Read_symbols::get_name): Likewise.
4547 * testsuite/Makefile.am (searched_file_test): New test.
4548 * testsuite/Makefile.in: Regenerate.
4549 * testsuite/searched_file_test.cc: New file.
4550 * testsuite/searched_file_test_lib.cc: New file.
4552 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4553 Ian Lance Taylor <iant@google.com>
4555 * descriptor.cc: Include <cstdio> and "binary-io.h".
4556 (Descriptors::open): Open the files in binary mode always.
4557 * script.cc (Lex::get_token): Treat \r as whitespace.
4559 2009-10-09 Ian Lance Taylor <iant@google.com>
4561 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4563 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4564 Ian Lance Taylor <iant@google.com>
4566 * configure.ac: Check for readv function also.
4567 * fileread.cc (readv): Define if not HAVE_READV.
4568 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4570 * config.in: Regenerate.
4571 * configure: Regenerate.
4573 2009-10-09 Doug Kwan <dougkwan@google.com>
4575 * layout.cc (Layout::make_output_section): Call target hook to make
4576 ordinary output section.
4577 (Layout::finalize): Adjust parameter list of call the
4578 Target::may_relax().
4579 * layout.h (class Layout::section_list): New method.
4580 * merge.h (Output_merge_base::entsize): Change visibility to public.
4581 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4583 (Output_merge_string::do_is_string): New method.
4584 * object.cc (Sized_relobj::do_setup): renamed from
4585 Sized_relobj::set_up.
4586 * object.h (Sized_relobj::adjust_shndx,
4587 Sized_relobj::initializ_input_to_output_maps,
4588 Sized_relobj::free_input_to_output_maps): Change visibilities to
4590 (Sized_relobj::setup): Virtualize.
4591 (Sized_relobj::do_setup): New method declaration.
4592 (Sized_relobj::invalidate_section_offset,
4593 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4594 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4595 * options.cc (parse_int): New function.
4596 * options.h (parse_int): New declaration.
4597 (DEFINE_int): New macro.
4598 (stub_group_size): New option.
4599 * output.cc (Output_section::Output_section): Initialize memebers
4600 merge_section_map_, merge_section_by_properties_map_,
4601 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4602 (Output_section::add_input_section): Handled deferred code-fill
4603 generation and remove an old comment.
4604 (Output_section::add_relaxed_input_section): New method definition.
4605 (Output_section::add_merge_input_section): Use merge section by
4606 properties map to speed to search. Update merge section maps
4608 (Output_section::build_relaxation_map): New method definition.
4609 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4611 (Output_section::relax_input_section): Renamed to
4612 Output_section::convert_input_sections_to_relaxed_sections and change
4613 interface to take a vector of pointers to relaxed sections.
4614 (Output_section::find_merge_section,
4615 Output_section::find_relaxed_input_section): New method definitions.
4616 (Output_section::is_input_address_mapped,
4617 Output_section::output_offset, Output_section::output_address):
4618 Use output section data maps to speed up searching.
4619 (Output_section::find_starting_output_address): Add comments.
4620 (Output_section::do_write,
4621 Output_section::write_to_postprocessing_buffer): Do code-fill
4622 generation as appropriate.
4623 (Output_section::get_input_sections): Invalidate relaxed input section
4625 (Output_section::restore_states): Adjust type of checkpoint .
4626 Invalidate relaxed input section map.
4627 * output.h (Output_merge_base): New class declaration.
4628 (Input_section_specifier): New class defintion.
4629 (class Output_relaxed_input_section) Change base class to
4630 Output_section_data_build.
4631 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4632 base class initializer.
4633 (Output_section::add_relaxed_input_section): New method declaration.
4634 (Output_section::Input_section): Change visibility to protected.
4635 (Output_section::Input_section::relobj,
4636 Output_section::Input_section::shndx): Handle relaxed input sections.
4637 Output_section::input_sections) Change visibility to protected. Also
4638 define overload to return a non-const pointer.
4639 (Output_section::Merge_section_properties): New class defintion.
4640 (Output_section::Merge_section_by_properties_map,
4641 Output_section::Output_section_data_by_input_section_map,
4642 Output_section::Relaxation_map): New types.
4643 (Output_section::relax_input_section): Rename method to
4644 Output_section::convert_input_sections_to_relaxed_sections and change
4645 interface to take a vector of relaxed section pointers.
4646 (Output_section::find_merge_section,
4647 Output_section::find_relaxed_input_section,
4648 Output_section::build_relaxation_map,
4649 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4650 New method declarations.
4651 (Output_section::merge_section_map_
4652 Output_section::merge_section_by_properties_map_,
4653 Output_section::relaxed_input_section_map_,
4654 Output_section::is_relaxed_input_section_map_valid_,
4655 Output_section::generate_code_fills_at_write_): New data members.
4656 * script-sections.cc
4657 (Output_section_element_input::set_section_addresses): Call
4658 current_data_size and addralign methods of relaxed input sections.
4659 (Orphan_output_section::set_section_addresses): Call current_data_size
4660 and addralign methods of relaxed input sections.
4661 * symtab.cc (Symbol_table::compute_final_value): Extract template
4662 from the body of Symbol_table::sized_finalize_symbol.
4663 (Symbol_table::sized_finalized_symbol): Call
4664 Symbol_table::compute_final_value.
4665 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4666 (Symbol_table::compute_final_value): New templated method declaration.
4667 * target.cc (Target::do_make_output_section): New method defintion.
4668 * target.h (Target::make_output_section): New method declaration.
4669 (Target::relax): Add more parameters for input objects, symbol table
4670 and layout. Adjust call to do_relax.
4671 (Target::do_make_output_section): New method declaration.
4672 (Target::do_relax): Add parameters for input objects, symbol table
4675 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4677 * pread.c: Include stdio.h.
4679 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4681 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4684 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4686 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4687 Change read_shndx type to unsigned int.
4688 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4690 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4691 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4692 Change read_shndx type to unsigned int.
4693 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4695 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4696 * layout.cc (Layout::create_symtab_sections): Cast the result of
4697 local_symcount * symsize to off_t in the gold_assert.
4699 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4701 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4702 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4704 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4705 (Arm_relocate_functions::thm_abs5): New function.
4706 (Arm_relocate_functions::abs12): New function.
4707 (Arm_relocate_functions::abs16): New function.
4708 (Arm_relocate_functions::base_abs): New function.
4709 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4710 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4711 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4713 (Scan::global): Likewise.
4714 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4715 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4716 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4717 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4720 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4722 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4723 (Arm_relocate_functions::movt_prel): New function.
4724 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4725 (Arm_relocate_functions::thm_movt_prel): New function.
4726 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4727 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4728 (Scan::global, Relocate::relocate): Likewise.
4729 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4731 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4733 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4734 Incremental_checker.
4735 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4737 (class Incremental_inputs_header): New class.
4738 (Incremental_inputs_header_writer): Edit comment.
4739 (Incremental_inputs_entry): New class.
4740 (Incremental_inputs_entry_writer): Edit comment.
4741 (Sized_incremental_binary::do_find_incremental_inputs_section):
4742 Add *strtab_shndx parameter, fill it.
4743 (Sized_incremental_binary::do_check_inputs): New method.
4744 (Incremental_checker::can_incrementally_link_output_file): Use
4745 Sized_incremental_binary::check_inputs.
4746 (Incremental_inputs::report_command_line): Save command line in
4749 (Incremental_binary::find_incremental_inputs_section): New
4751 (Incremental_binary::do_find_incremental_inputs_section): Add
4752 strtab_shndx parameter.
4753 (Incremental_binary::do_check_inputs): New pure virtual method.
4754 (Sized_incremental_binary::do_check_inputs): Declare.
4755 (Incremental_checker::Incremental_checker): Add incremental_inputs
4756 parameter, use it to initialize incremental_inputs_.
4757 (Incremental_checker::incremental_inputs_): New field.
4758 (Incremental_checker::command_line): New method.
4759 (Incremental_checker::inputs): New method.
4760 (Incremental_checker::command_line_): New field.
4762 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4764 * incremental.cc: Include <cstdarg> and "target-select.h".
4765 (vexplain_no_incremental): New function.
4766 (explain_no_incremental): New function.
4767 (Incremental_binary::error): New method.
4768 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4770 (make_sized_incremental_binary): New function.
4771 (open_incremental_binary): New function.
4772 (can_incrementally_link_file): Add checks if output is ELF and has
4774 * incremental.h: Include "elfcpp_file.h" and "output.h".
4775 (Incremental_binary): New class.
4776 (Sized_incremental_binary): New class.
4777 (open_incremental_binary): Declare.
4778 * object.cc (is_elf_object): Use
4779 elfcpp::Elf_recognizer::is_elf_file.
4780 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4781 * output.h (Output_file::filesize): New method.
4783 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4785 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4787 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4788 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4790 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4792 (Arm_relocate_functions::movw_abs_nc): New function.
4793 (Arm_relocate_functions::movt_abs): New function.
4794 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4795 (Arm_relocate_functions::thm_movt_abs): New function.
4796 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4797 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4798 (Scan::global): Likewise.
4799 (Relocate::relocate): Likewise.
4800 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4802 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4804 * arm.cc (Arm_relocate_functions::got_prel) New function.
4805 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4806 (Relocate::relocate): Likewise.
4807 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4809 2009-10-06 Ian Lance Taylor <iant@google.com>
4811 * options.h (class General_options): Define
4812 split_stack_adjust_size parameter.
4813 * object.h (class Object): Add uses_split_stack_ and
4814 has_no_split_stack_ fields. Add uses_split_stack and
4815 has_no_split_stack accessor functions. Declare
4816 handle_split_stack_section.
4817 (class Reloc_symbol_changes): Define.
4818 (class Sized_relobj): Define Function_offsets. Declare
4819 split_stack_adjust, split_stack_adjust_reltype, and
4821 * object.cc (Object::handle_split_stack_section): New function.
4822 (Sized_relobj::do_layout): Call handle_split_stack_section.
4823 * dynobj.cc (Sized_dynobj::do_layout): Call
4824 handle_split_stack_section.
4825 * reloc.cc (Sized_relobj::relocate_sections): Call
4826 split_stack_adjust for executable sections in split_stack
4827 objects. Pass reloc_map to relocate_section.
4828 (Sized_relobj::split_stack_adjust): New function.
4829 (Sized_relobj::split_stack_adjust_reltype): New function.
4830 (Sized_relobj::find_functions): New function.
4831 * target-reloc.h: Include "object.h".
4832 (relocate_section): Add reloc_symbol_changes parameter. Change
4834 * target.h (class Target): Add calls_non_split method. Declare
4835 do_calls_non_split virtual method. Declare match_view and
4837 * target.cc: Include "elfcpp.h".
4838 (Target::do_calls_non_split): New function.
4839 (Target::match_view): New function.
4840 (Target::set_view_to_nop): New function.
4841 * gold.cc (queue_middle_tasks): Give an error if mixing
4842 split-stack and non-split-stack objects with -r.
4843 * i386.cc (Target_i386::relocate_section): Add
4844 reloc_symbol_changes parameter.
4845 (Target_i386::do_calls_non_split): New function.
4846 * x86_64.cc (Target_x86_64::relocate_section): Add
4847 reloc_symbol_changes parameter.
4848 (Target_x86_64::do_calls_non_split): New function.
4849 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4851 * powerpc.cc (Target_powerpc::relocate_section): Add
4852 reloc_symbol_changes parameter.
4853 * sparc.cc (Target_sparc::relocate_section): Add
4854 reloc_symbol_changes parameter.
4855 * configure.ac: Call AM_CONDITIONAL for the default target.
4856 * configure: Rebuild.
4857 * testsuite/Makefile.am (TEST_AS): New variable.
4858 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4859 (check_DATA): Add split_i386 and split_x86_64 files.
4860 (SPLIT_DEFSYMS): Define.
4861 (split_i386_[1234n].o): New targets.
4862 (split_i386_[124]): New targets.
4863 (split_i386_[1234r].stdout): New targets.
4864 (split_x86_64_[1234n].o): New targets.
4865 (split_x86_64_[124]): New targets.
4866 (split_x86_64_[1234r].stdout): New targets.
4867 (MOSTLYCLEANFILES): Add new executables.
4868 * testsuite/split_i386.sh: New file.
4869 * testsuite/split_x86_64.sh: New file.
4870 * testsuite/split_i386_1.s: New file.
4871 * testsuite/split_i386_2.s: New file.
4872 * testsuite/split_i386_3.s: New file.
4873 * testsuite/split_i386_4.s: New file.
4874 * testsuite/split_i386_n.s: New file.
4875 * testsuite/split_x86_64_1.s: New file.
4876 * testsuite/split_x86_64_2.s: New file.
4877 * testsuite/split_x86_64_3.s: New file.
4878 * testsuite/split_x86_64_4.s: New file.
4879 * testsuite/split_x86_64_n.s: New file.
4880 * testsuite/testfile.cc (Target_test): Update relocation_section
4882 * testsuite/Makefile.in: Rebuild.
4884 2009-10-06 Ian Lance Taylor <iant@google.com>
4886 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4887 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4888 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4889 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4890 the address on ldo_addrs_.
4891 (Target_i386::Relocate::fix_up_ldo): New function.
4893 2009-10-06 Rafael Espindola <espindola@google.com>
4895 * plugin.cc (add_input_library): New.
4896 (Plugin::load): Add add_input_library to tv.
4897 (Plugin_manager::add_input_file): Add the is_lib argument.
4898 (add_input_file): Update call to Plugin_manager::add_input_file.
4899 (add_input_library): New.
4900 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4902 2009-09-30 Doug Kwan <dougkwan@google.com>
4904 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4905 symbol and call Symbol::may_need_copy_reloc to determine if
4906 a copy reloc is needed.
4907 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4908 nocopyreloc is given in command line.
4909 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4910 given in command line.
4911 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4912 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4913 of the removed Target_i386::may_need_copy_reloc.
4914 * options.h (copyreloc): New option with default value false.
4915 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4916 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4917 instead of the removed Target_powerpc::may_need_copy_reloc.
4918 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4919 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4920 instead of the removed Target_sparc::may_need_copy_reloc.
4921 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4922 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4923 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4924 instead of the removed Target_x86_64::may_need_copy_reloc.
4926 2009-09-30 Ian Lance Taylor <iant@google.com>
4928 * object.h (class Object): Remove target_ field, and target,
4929 sized_target, and set_target methods.
4930 (Object::sized_target): Remove.
4931 (class Sized_relobj): Update declarations. Remove sized_target.
4932 * object.cc (Sized_relobj::setup): Remove target parameter.
4934 (Input_objects::add_object): Don't do anything with the target.
4935 (make_elf_sized_object): Add punconfigured parameter. Change all
4936 callers. Set or test parameter target.
4937 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4939 * parameters.cc (Parameters::set_target): Change parameter type to
4941 (Parameters::default_target): Remove.
4942 (set_parameters_target): Change parameter type to be non-const.
4943 (parameters_force_valid_target): New function.
4944 (parameters_clear_target): New function.
4945 * parameters.h (class Parameters): Update declarations. Remove
4946 default_target method. Add sized_target and clear_target
4947 methods. Change target_ to be non-const.
4948 (set_parameters_target): Update declaration.
4949 (parameters_force_valid_target): Declare.
4950 (parameters_clear_target): Declare.
4951 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4952 as NULL if we aren't searching.
4953 (Add_symbols::run): Don't check for compatible target.
4954 * fileread.cc (Input_file::open_binary): Call
4955 parameters_force_valid_target.
4956 * gold.cc (queue_middle_tasks): Likewise.
4957 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4958 set_target on object.
4959 * dynobj.h (class Sized_dynobj): Update declarations.
4960 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4961 make_elf_object returns NULL.
4962 (Archive::include_member): Don't check whether object target is
4964 * output.cc (Output_section::add_input_section): Get target from
4966 (Output_section::relax_input_section): Likewise.
4967 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4969 (Sized_relobj::do_scan_relocs): Likewise.
4970 (Sized_relobj::relocate_sections): Likewise.
4971 * resolve.cc (Symbol_table::resolve): Likewise.
4972 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4973 parameter. Change all callers.
4974 (Symbol_table::add_from_object): Get target from parameters.
4975 (Symbol_table::add_from_relobj): Don't check object target.
4976 (Symbol_table::add_from_dynobj): Likewise.
4977 (Symbol_table::define_special_symbol): Get target from
4979 * symtab.h (class Symbol_table): Update declaration.
4980 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4981 parameter. Change all callers. Clear parameter target.
4982 (Binary_test): Test target here.
4983 * testsuite/object_unittest.cc (gold_testsuite): Remove
4984 target_test_pointer parameter. Change all callers.
4985 (Object_test): Test target here.
4987 2009-09-26 Ian Lance Taylor <iant@google.com>
4989 * testsuite/initpri1.c: Don't try to use constructor priorities if
4990 compiling with gcc before 4.3.
4992 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4994 * testsuite/retain_symbols_file_test.sh (check_present): Change
4995 output file name to retain_symbols_file_test.stdout.
4996 (check_absent): Likewise.
4998 2009-09-18 Craig Silverstein <csilvers@google.com>
5000 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5001 * options.cc: Include <cerrno> and <fstream>.
5002 (General_options::finalize): Parse -retain-symbols-file tag.
5003 * options.h: New flag.
5004 (General_options): New method should_retain_symbol, new
5005 variable symbols_to_retain.
5006 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5007 should_retain_symbol map.
5008 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5009 * testsuite/Makefile.in: Regenerate.
5010 * testsuite/retain_symbols_file_test.sh: New file.
5012 2009-09-18 Nick Clifton <nickc@redhat.com>
5014 * po/es.po: Updated Spanish translation.
5016 2009-09-17 Doug Kwan <dougkwan@google.com>
5018 * debug.h (DEBUG_RELAXATION): New constant.
5019 (DEBUG_ALL): Add DEBUG_RELAXATION.
5020 (debug_string_to_enum): Add relaxation debug option.
5022 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5023 Layout::Relaxation_debug_check::read_sections,
5024 Layout::Relaxation_debug_check::read_sections): New method definitions.
5025 (Layout::Layout): Initialize data members
5026 record_output_section_data_from_scrips_,
5027 script_output_section_data_list_ and relaxation_debug_check_.
5028 (Layout::save_segments, Layout::restore_segments,
5029 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5030 Layout::relaxation_loop_body): New method definitions.
5031 (Layout::finalize): Support relaxation. Move section layout code to
5032 Layout::relaxation_loop_body.
5033 (Layout::set_asection_address_from_script): Move code for orphan
5034 section placement out.
5035 (Layout::place_orphan_sections_in_script): New method definition.
5036 * layout.h (Output_segment_headers, Output_file_header):
5037 New forward class declarations.
5038 (Layout::~Layout): Define.
5039 (Layout::new_output_section_data_from_script): New method definition.
5040 (Layout::place_orphan_sections_in_script): New method declaration.
5041 (Layout::Segment_states): New type declaration.
5042 (Layout::save_segments, Layout::restore_segments,
5043 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5044 Layout::relaxation_loop_body): New method declarations.
5045 (Layout::Output_section_data_list): New type declaration.
5046 (Layout::Relaxation_debug_check): New class definition.
5047 (Layout::record_output_section_data_from_script_,
5048 Layout::script_output_section_data_list_, Layout::segment_states_,
5049 Layout::relaxation_debug_check_): New data members.
5050 * output.cc: (Output_section_headers::do_size): New method definition.
5051 (Output_section_headers::Output_section_headers): Move size
5052 computation to Output_section_headers::do_size.
5053 (Output_segment_headers::do_size): New method definition.
5054 (Output_file_header::Output_file_header): Move size computation to
5055 Output_file_header::do_size and call it.
5056 (Output_file_header::do_size): New method definition.
5057 (Output_data_group::Output_data_group): Adjust call to
5058 Output_section_data.
5059 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5060 (Output_symtab_xindex::do_write): Add array bound check.
5061 (Output_section::Input_section::print_to_mapfile): Handle
5062 RELAXED_INPUT_SECTION_CODE.
5063 (Output_section::Output_section): Initialize data member checkpoint_.
5064 (Output_section::~Output_section): Delete checkpoint object pointed
5066 (Output_section::add_input_section): Always add an Input_section if
5068 (Output_section::add_merge_input_section): Add assert.
5069 (Output_section::relax_input_section): New method definition.
5070 (Output_section::set_final_data_size): Set load address to zero for
5071 an unallocated section.
5072 (Output_section::do_address_and_file_offset_have_reset_values):
5073 New method definition.
5074 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5075 Handle relaxed input section.
5076 (Output_section::sort_attached_input_sections): Checkpoint input
5077 section list lazily.
5078 (Output_section::get_input_sections): Change type of input_sections to
5079 list of Simple_input_section pointers. Checkpoint input section list
5080 lazily. Also handle relaxed input sections.
5081 (Output_section::add_input_section_for_script): Take a reference to
5082 a Simple_input_section object instead of Relobj pointer and section
5083 index as parameter. Handle relaxed input sections.
5084 (Output_section::save_states, Output_section::restore_states): New
5086 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5087 (Output_data::is_data_size_fixed): New method definition.
5088 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5090 (Output_data::address_and_file_offset_have_reset_values): New method
5092 (Output_data::do_address_and_file_offset_have_reset_values): New method
5094 (Output_data::set_data_size): Check that data size is not fixed.
5095 (Output_data::fix_data_size): New method definition.
5096 (Output_data::is_data_size_fixed_): New data member.
5097 (Output_section_headers::set_final_data_size): New method definition.
5098 (Output_section_headers::do_size): New method declaration.
5099 (Output_segment_headers::set_final_data_size): New method definition.
5100 (Output_segment_headers::do_size): New method declaration.
5101 (Output_file_header::set_final_data_size)::New method definition.
5102 (Output_file_header::do_size)::New method declaration.
5103 (Output_section_data::Output_section_data): Add new parameter
5104 is_data_size_fixed and use it to fix data size.
5105 (Output_data_const::Output_data_const): Adjust call to base class
5106 constructor and fix data size.
5107 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5108 base class constructor and fix data size.
5109 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5110 base class constructor and fix data size.
5111 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5112 class constructor and fix data size.
5113 (Output_data_group::set_final_data_size): New method definition.
5114 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5115 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5116 class constructor and fix data size.
5117 (Output_relaxed_input_section): New class definition.
5118 (Output_section::Simple_input_section): New class definition.
5119 (Output_section::get_input_sections): Adjust parameter list.
5120 (Output_section::add_input_section_for_script): Same.
5121 (Output_section::save_states, Output_section::restore_states,
5122 Output_section::do_address_and_file_offset_have_reset_values,
5123 (Output_section::Input_section::Input_section): Handle
5124 RELAXED_INPUT_SECTION_CODE. Add new overload for
5125 Output_relaxed_input_section.
5126 (Output_section::Input_section::is_input_section,
5127 Output_section::Input_section::set_output_section): Handle relaxed
5129 (Output_section::Input_section::is_relaxed_input_section,
5130 Output_section::Input_section::output_section_data,
5131 Output_section::Input_section::relaxed_input_section): New method
5133 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5135 (Output_section::Input_section::u1_): Update comments.
5136 (Output_section::Input_section::u2_): Add new union member poris.
5137 (Output_section::Checkpoint_output_section): New classs definition.
5138 (Output_section::relax_input_section): New method declaration.
5139 (Output_section::checkpoint_): New data member.
5140 (Output_segment): Update comments.
5141 (Output_segment::Output_segment): Un-privatize copy constructor.
5142 (Output_segment::operator=): Un-privatize.
5143 * script-sections.cc (Output_section_element::Input_section_list):
5144 Change element type to Output_section::Simple_input_section.
5145 (Output_section_element_dot_assignment::set_section_addresses):
5146 Register output section data for relaxation clean up.
5147 (Output_data_exression::Output_data_expression): Adjust call to base
5148 constructor to fix data size.
5149 (Output_section_element_data::set_section_addresses): Register
5150 Output_data_expression object for relaxation clean up.
5151 (struct Input_section_info): Replace Relobj pointer and section index
5152 pair with Output_section::Simple_input_section and Convert struct to a
5154 (Input_section_sorter::operator()): Adjust access to
5155 Input_section_info data member to use accessors.
5156 (Output_section_element_input::set_section_addresses): Use layout
5157 parameter. Adjust code to use Output_section::Simple_input_section
5158 and Input_secction_info classes. Register filler for relaxation
5160 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5161 and section index pair with Output_section::Simple_input_section
5162 class. Adjust code accordingly.
5163 (Phdrs_element::release_segment): New method definition.
5164 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5166 (Script_sections::release_segments): New method definition.
5167 * gold/script-sections.h (Script_sections::release_segments): New
5169 * gold/target.h (Target::may_relax, Target::relax,
5170 Target::do_may_relax, Target::do_relax): New method definitions.
5172 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5174 * arm.cc (has_signed_unsigned_overflow): New function.
5175 (Arm_relocate_functions::abs8): New function.
5176 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5177 (Target_arm::Scan::global): Likewise.
5178 (Target_arm::relocate::relocate): Likewise.
5179 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5182 2009-09-16 Cary Coutant <ccoutant@google.com>
5184 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5185 * testsuite/Makefile.in: Regenerate.
5187 2009-09-11 Nick Clifton <nickc@redhat.com>
5189 * po/gold.pot: Updated by the Translation project.
5191 2009-09-08 Cary Coutant <ccoutant@google.com>
5193 * output.cc (Output_file::open): Add execute permission to empty file.
5194 * testsuite/Makefile.am (permission_test): New test.
5195 * testsuite/Makefile.in: Regenerate.
5197 2009-09-02 Ian Lance Taylor <iant@google.com>
5199 * output.cc (Output_file::resize): Call map_no_anonymous rather
5202 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5204 * gold.cc: Include "incremental.h".
5205 (queue_initial_tasks): Call Incremental_checker methods.
5206 * incremental.cc: Include "output.h".
5207 (Incremental_checker::can_incrementally_link_output_file): New
5209 * incremental.h (Incremental_checker): New class.
5211 * output.cc (Output_file::open_for_modification): New method.
5212 (Output_file::map_anonymous): Changed return type to bool. Record
5214 (Output_file::map_no_anonymous): New method, broken out of map.
5215 (Output_file::map): Use map_no_anonymous and map_anonymous.
5216 * output.h (class Output_file): Update declarations.
5218 2009-08-24 Cary Coutant <ccoutant@google.com>
5220 * options.h (Command_line::Pre_options): New class.
5221 (Command_line::pre_options): New member.
5222 * options.cc (gold::options::ready_to_register): New variable.
5223 (One_option::register_option): Do nothing if not registering options.
5224 Assert if same short option registered twice.
5225 (General_options::General_options): Turn off option registration when
5227 (Command_line::Pre_options::Pre_options): New constructor.
5229 2009-08-24 Cary Coutant <ccoutant@google.com>
5231 * options.h (General_options::no_keep_memory): Remove incorrect
5234 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5236 * Makefile.am (am__skiplex, am__skipyacc): New.
5237 * Makefile.in: Regenerate.
5239 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5241 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5242 (INCLUDES): ... this.
5243 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5244 (AM_CPPFLAGS): Renamed from ...
5245 (INCLUDE): ... this.
5246 * Makefile.in, testsuite/Makefile.in: Regenerate.
5248 * Makefile.in: Regenerate.
5249 * aclocal.m4: Likewise.
5250 * config.in: Likewise.
5251 * configure: Likewise.
5252 * testsuite/Makefile.in: Likewise.
5254 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5255 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5256 * Makefile.in: Regenerate.
5257 * testsuite/Makefile.in: Regenerate.
5259 2009-08-19 Cary Coutant <ccoutant@google.com>
5261 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5262 symbols in shared libraries overridden by hidden or internal symbols
5263 in the main program.
5265 2009-08-19 Chris Demetriou <cgd@google.com>
5267 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5268 checking source file names in error messages.
5270 2009-08-18 Doug Kwan <dougkwan@google.com>
5272 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5273 an elcpp::Ehdr as parameter. Adjust call to set_target.
5274 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5275 an elfcpp::Ehdr as parameter.
5276 * object.cc (Object::set_target): Remove the version that looks up
5277 a target and sets it.
5278 (Sized_relobj::setup): Take a Target object instead of
5279 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5280 (make_elf_sized_object): Find target and ask target to
5282 * object.h: (Object::set_target): Remove the version that looks up
5283 a target and sets it.
5284 (Sized_relobj::setup): Take a Target object instead of
5285 an elfcpp:Ehdr as parameter.
5286 * target.cc: Include dynobj.h.
5287 (Target::do_make_elf_object_implementation): New.
5288 (Target::do_make_elf_object): New.
5289 * target.h (Target::make_elf_object): New template declaration.
5290 (Target::do_make_elf_object): New method declarations.
5291 (Target::do_make_elf_object_implementation): New template declaration.
5293 2009-08-14 Ian Lance Taylor <iant@google.com>
5295 * gold.h (FUNCTION_NAME): Define.
5296 (gold_unreachable): Use FUNCTION_NAME.
5298 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5300 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5301 symbol in the --keep-unique list is not found.
5303 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5305 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5306 been maked as --keep-unique.
5307 (Icf::unfold_section): New function.
5308 * icf.h (Icf::unfold_section): New function.
5309 * options.h (General_options::keep_unique): New option.
5310 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5311 * testsuite/Makefile.in: Regenerate.
5312 * testsuite/icf_keep_unique_test.sh: New file.
5313 * testsuite/icf_keep_unique_test.cc: New file.
5315 2009-08-12 Cary Coutant <ccoutant@google.com>
5318 * resolve.cc (Symbol_table::resolve): Check for references from
5319 dynamic objects to hidden and internal symbols.
5320 * testsuite/Makefile.am (hidden_test.sh): New test.
5321 * testsuite/Makefile.in: Regenerate.
5322 * testsuite/hidden_test.sh: New script.
5323 * testsuite/hidden_test_1.c: New test source.
5324 * testsuite/hidden_test_main.c: New test source.
5326 2009-08-11 Doug Kwan <dougkwan@google.com>
5328 * arm.cc: Update comments.
5329 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5330 segment to locate the .ARM.exidx section if present.
5332 2009-08-09 Doug Kwan <dougkwan@google.com>
5334 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5337 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5338 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5341 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5343 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5344 valid tls_segment only for non-debug-section relocations.
5345 * testsuite/Makefile.am: Add gc_tls_test.
5346 * testsuite/Makefile.in: Regenerate.
5347 * testsuite/gc_tls_test.cc: New file.
5348 * testsuite/gc_tls_test.sh: New file.
5350 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5354 * Makefile.am (CCFILES): Add icf.cc.
5356 * Makefile.in: Regenerate.
5357 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5358 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5359 section, symbol and addend information for the relocs.
5360 * gold.cc (queue_middle_tasks): Call identical code folding.
5361 * gold.h: Add defines for multimap.
5362 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5363 to the call of finalize_local_symbols.
5364 * main.cc (main): Create object of class Icf.
5365 * object.cc (Sized_relobj::do_layout): Allow this function to be
5366 called twice during icf.
5367 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5368 to sections marked as identical by icf.
5369 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5371 (Sized_relobj::do_section_entsize): New function.
5372 * object.h (Object::section_entsize): New function.
5373 (Object::do_section_entsize): New pure virtual function.
5374 (Relobj::finalize_local_symbols): Add new parameter.
5375 (Relobj::do_section_entsize): New function.
5376 * options.h (General_options::icf): New option.
5377 (General_options::icf_iterations): New option.
5378 (General_options::print_icf_sections): New option.
5379 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5380 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5381 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5383 * symtab.cc (Symbol_table::is_section_folded): New function.
5384 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5385 to sections marked as identical by icf.
5386 * symtab.h (Symbol_table::set_icf): New function.
5387 (Symbol_table::icf): New function.
5388 (Symbol_table::is_section_folded): New function.
5389 (Symbol_table::icf_): New data member.
5390 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5391 * testsuite/Makefile.am: Add commands to build icf_test.
5392 * testsuite/Makefile.in: Regenerate.
5393 * testsuite/icf_test.sh: New file.
5394 * testsuite/icf_test.cc: New file.
5396 2009-07-24 Chris Demetriou <cgd@google.com>
5398 * layout.cc (is_compressible_debug_section): Fix incorrect
5399 comment about compressed section names.
5401 2009-07-20 Ian Lance Taylor <ian@airs.com>
5404 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5406 2009-07-16 Ian Lance Taylor <iant@google.com>
5409 * layout.h: #include <map>.
5410 (class Kept_section): Change from struct to class. Add accessors
5411 and setters. Add section size to Comdat_group mapping. Change
5412 Comdat_group to std::map. Add is_comdat_ field. Add
5413 linkonce_size field in union.
5414 (class Layout): Update declaration of find_or_add_kept_section.
5415 Don't declare find_kept_object.
5416 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5417 parameter. Add object, shndx, is_comdat, and is_group_name
5418 parameters. Change all callers. Adjust for new Kept_section.
5419 (Layout::find_kept_object): Remove.
5420 * object.cc (Sized_relobj::include_section_group): Update use of
5421 Kept_section. Rename secnum to shndx. Only record
5422 Kept_comdat_section if sections are the same size.
5423 (Sized_relobj::include_linkonce_section): Update use of
5424 Kept_section. Only record Kept_comdat_section if sections are the
5425 same size. Set size of linkonce section.
5426 (Sized_relobj::map_to_kept_section): Update call to
5427 get_kept_comdat_section.
5428 * object.h (class Sized_relobj): Rename fields in
5429 Kept_comdat_section to drop trailing underscores; change object
5430 field to Relobj*. Change Kept_comdat_section_table to store
5431 struct rather than pointer.
5432 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5433 Add kept_object and kept_shndx parameters. Change all callers.
5434 (Sized_relobj::get_kept_comdat_section): Change return type to
5435 bool. Add kept_object and kept_shndx parameters. Change all
5437 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5438 Layout::find_or_add_kept_section.
5440 2009-07-09 Ian Lance Taylor <iant@google.com>
5442 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5443 Reserve space in the hash table.
5445 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5447 * fileread.cc (File_read::get_mtime): New method.
5448 * fileread.h (Timespec): New structure.
5449 (File_read::get_mtime): New method.
5450 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5451 Renamed from timestamp_nsec.
5452 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5454 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5456 (Incremental_inputs::report_archive): Save mtime; style fix.
5457 (Incremental_inputs::report_obejct): Save mtime; style fix.
5458 (Incremental_inputs::report_script): Save mtime; style fix.
5459 (Incremental_inputs::finalize_inputs): Style fix.
5460 (Incremental_inputs::finalize): Style fix.
5461 (Incremental_inputs::create_input_section_data): Store inputs
5463 * incremental.h (Incremental_inputs::report_script): Add mtime
5465 (Incremental_inputs::Input_info::Input_info): Intialize only one
5467 (Incremental_inputs::Input_info::archive): Move to nameless
5469 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5470 (Incremental_inputs::Input_info::script): Move to nameless union.
5471 (Incremental_inputs::mtime): New field.
5472 * script.cc (read_input_script): Pass file mtime to
5474 * script.h (Script_info::inputs): Style fix.
5476 2009-07-01 Ian Lance Taylor <ian@airs.com>
5478 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5481 2009-06-24 Ian Lance Taylor <iant@google.com>
5484 * layout.cc (Layout::choose_output_section): If we find an
5485 existing section, update the flags.
5486 (Layout::create_notes): New function, broken out of
5488 (Layout::finalize): Don't create note sections.
5489 (Layout::create_note): Don't crash if linker script discards
5491 (Layout::create_gold_note): Likewise.
5492 (Layout::create_build_id): Likewise. Don't set
5493 after_input_sections on the section.
5494 (Layout::create_executable_stack_info): Remove target parameter.
5496 * layout.h (class Layout): Declare create_notes. Update
5497 declaration of create_executable_stack_info.
5498 * gold.cc (queue_middle_tasks): Call create_notes.
5499 * output.cc (Output_section::update_flags_for_input_section): Move
5500 here from output.h. If SHF_ALLOC flag is newly set, mark address
5502 * output.h (Output_data::mark_address_invalid): New function.
5503 (class Output_section): Only declare, not define,
5504 update_flags_for_input_section. Remove set_flags.
5506 2009-06-24 Ian Lance Taylor <iant@google.com>
5508 * script-sections.cc (Output_section_definition::
5509 set_section_addresses): Rename shadowing local load_address to
5512 2009-06-24 Ian Lance Taylor <iant@google.com>
5515 * reloc.cc (relocate_sections): Skip empty relocation sections.
5517 2009-06-23 Ian Lance Taylor <iant@google.com>
5520 * layout.cc (Layout::create_note): Use choose_output_section
5521 rather than make_output_section.
5523 2009-06-23 Ian Lance Taylor <iant@google.com>
5526 * options.cc (General_options::parse_V): Set printed_version_.
5527 (General_options::General_options): Initialize printed_version_.
5528 * options.h (class General_options): Add printed_version_ field.
5529 * gold.cc (queue_initial_tasks): If there are no input files,
5530 don't give a fatal error if we printed the version information.
5531 (queue_middle_tasks): If using -r with a shared object, give a
5532 fatal error rather than an ordinary error.
5534 2009-06-23 Ian Lance Taylor <iant@google.com>
5537 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5538 (Layout::make_output_section): Set have_stabstr_section_ if we see
5539 a .stab*str section.
5540 (Layout::finalize): Call link_stabs_sections.
5541 (Layout::link_stabs_sections): New file.
5542 * layout.h (class Layout): Add have_stabstr_section_ field.
5543 Declare link_stabs_sections.
5545 2009-06-23 Doug Kwan <dougkwan@google.com>
5547 * Makefile.am (libgold_a_LIBADD): New.
5548 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5549 * Makefile.in: Regenerate.
5550 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5551 * configure: Regenerate.
5552 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5553 * fileread.cc: Include sys/state.h
5554 * gold.h: Declare memmem and strndup if found missing.
5555 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5557 2009-06-23 Ian Lance Taylor <iant@google.com>
5559 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5560 * configure: Rebuild.
5562 2009-06-23 Ian Lance Taylor <iant@google.com>
5565 * object.cc (Object::section_contents): Don't try to get a view if
5566 the section has length zero.
5567 (Object::handle_gnu_warning_section): If the section is empty, use
5568 the name of the section as the warning.
5570 2009-06-23 Ian Lance Taylor <iant@google.com>
5573 * stringpool.h (class Stringpool_template): Add optimize_ field.
5574 (Stringpool_template::set_optimize): New function.
5575 * stringpool.cc (Stringpool_template::Stringpool_template):
5576 Initialize optimize_ field.
5577 (Stringpool_template::set_string_offsets): Test local optimize
5578 fild rather than parameter.
5579 * layout.cc (Layout::Layout): Call set_optimize on the section
5582 2009-06-22 Ian Lance Taylor <iant@google.com>
5585 * yyscript.y: Parse TARGET.
5586 * script.cc (script_set_target): New function.
5587 * script-c.h (script_set_target): Declare.
5588 * options.cc (General_options::string_to_object_format): Rename
5589 from string_to_object_format in anonymous namespace. Change
5591 * options.h (class General_options): Declare
5592 string_to_object_format.
5594 2009-06-22 Ian Lance Taylor <iant@google.com>
5596 * script-sections.cc (Script_sections::create_segments): Don't put
5597 program headers in a PT_LOAD segment if -n or -N.
5599 2009-06-22 Ian Lance Taylor <iant@google.com>
5602 * options.h (class General_options): Add -z lazy and -z now. Sort
5603 -z options into alphabetical order.
5604 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5606 2009-06-21 Ian Lance Taylor <iant@google.com>
5608 * layout.cc (Layout::make_output_section): Call
5609 Target::new_output_section.
5610 (Layout::attach_allocated_section_to_segment): Put large section
5611 sections in a separate load segment with the large segment flag
5613 (Layout::segment_precedes): Sort large data segments after other
5615 (align_file_offset): New static function.
5616 (Layout::set_segment_offsets): Use align_file_offset.
5617 * output.h (class Output_section): Add is_small_section_ and
5618 is_large_section_ fields.
5619 (Output_section::is_small_section): New function.
5620 (Output_section::set_is_small_section): New function.
5621 (Output_section::is_large_section): New function.
5622 (Output_section::set_is_large_section): New function.
5623 (Output_section::is_large_data_section): New function.
5624 (class Output_segment): Add is_large_data_segment_ field.
5625 (Output_segment::is_large_data_segment): New function.
5626 (Output_segment::set_is_large_data_segment): New function.
5627 * output.cc (Output_section::Output_section): Initialize new
5629 (Output_segment::Output_segment): Likewise.
5630 (Output_segment::add_output_section): Add assertion that large
5631 data sections always go in large data segments. Force small data
5632 sections to the end of the list of data sections. Force small BSS
5633 sections to the start of the list of BSS sections. For large BSS
5634 sections to the end of the list of BSS sections.
5635 * symtab.h (class Symbol): Declare is_common_shndx.
5636 (Symbol::is_defined): Check Symbol::is_common_shndx.
5637 (Symbol::is_common): Likewise.
5638 (class Symbol_table): Define enum Commons_section_type. Update
5639 declarations. Add small_commons_ and large_commons_ fields.
5640 * symtab.cc (Symbol::is_common_shndx): New function.
5641 (Symbol_table::Symbol_table): Initialize new fields.
5642 (Symbol_table::add_from_object): Put small and large common
5643 symbols in the right list.
5644 (Symbol_table::sized_finalized_symbol): Check
5645 Symbol::is_common_shndx.
5646 (Symbol_table::sized_write_globals): Likewise.
5647 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5648 common symbol lists. Don't call do_allocate_commons_list if the
5650 (Symbol_table::do_allocate_commons_list): Remove is_tls
5651 parameter. Add comons_section_type parameter. Change all
5652 callers. Handle small and large common symbols.
5653 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5654 Symbol::is_common_shndx.
5655 * resolve.cc (symbol_to_bits): Likewise.
5656 * target.h (Target::small_common_shndx): New function.
5657 (Target::small_common_section_flags): New function.
5658 (Target::large_common_shndx): New function.
5659 (Target::large_common_section_flags): New function.
5660 (Target::new_output_section): New function.
5661 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5662 small_common_section_flags, and large_common_section_flags
5664 (Target::do_new_output_section): New virtual function.
5665 * arm.cc (Target_arm::arm_info): Initialize new fields.
5666 * i386.cc (Target_i386::i386_info): Likewise.
5667 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5669 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5670 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5671 (Target_x86_64::do_new_output_section): New function.
5672 * configure.ac: Define conditional MCMODEL_MEDIUM.
5673 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5674 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5675 (large_LDFLAGS): Define.
5676 * testsuite/large.c: New file.
5677 * testsuite/testfile.cc (Target_test::test_target_info):
5678 Initialize new fields.
5679 * configure, testsuite/Makefile.in: Rebuild.
5681 2009-06-05 Doug Kwan <dougkwan@google.com>
5683 * Makefile.am (CCFILES): Add target.cc.
5684 * Makefile.in: Regenerate.
5685 * i386.cc (class Target_i386): Define new virtual method to
5686 override do_is_local_label_name in parent.
5687 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5688 local symbols if --discard-locals or -X is given.
5689 * options.h (class General_options): Declare new options
5690 '--discard-locals' and '-X' for discarding locals.
5691 * target.h (class Target): Define new methods is_local_label_name.
5692 Declare new virtual method do_is_local_label_name.
5693 * target.cc: New file.
5694 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5695 (check_SCRIPTS): Add discard_locals_test.sh.
5696 (check_DATA): Add discard_local_tests.syms.
5697 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5698 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5699 * testsuite/Makefile.in: Regenerate.
5700 * testsuite/discard_locals_test.c: New file.
5701 * testsuite/discard_locals_test.sh: Same.
5703 2009-06-05 Doug Kwan <dougkwan@google.com>
5705 * object.cc (Sized_relobj::Sized_relobj): Initialize
5706 discarded_eh_frame_shndx_ to -1U.
5707 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5709 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5710 a discarded .eh_frame section.
5711 (Sized_relobj::do_finalize_local_symbols): Ditto.
5712 * object.h (class Sized_relobj): Declare new member
5713 discarded_eh_frame_shndx_.
5714 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5715 (local_labels_test.o, local_labels_test): New rules.
5716 * testsuite/Makefile.in: Regenerate.
5718 2009-06-04 Doug Kwan <dougkwan@google.com>
5720 * layout.cc (Layout::section_name_mapping): Add mapping for
5721 special ARM sections.
5723 2009-06-03 Doug Kwan <dougkwan@google.com>
5725 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5726 (utils::has_overflow): Same.
5728 2009-06-03 Ian Lance Taylor <iant@google.com>
5730 * layout.cc (Layout::section_name_mapping): New array, replacing
5731 Layout::linkonce_mapping.
5732 (Layout::section_name_mapping_count): New variable, replacing
5733 Layout::linkonce_mapping_count.
5734 (Layout::linkonce_output_name): Remove.
5735 (Layout::output_section_name): Rewrite.
5736 * layout.h (class Layout): Rename Linkonce_mapping to
5737 Section_name_mapping, linkonce_mapping to section_name_mapping,
5738 linkonce_mapping_count to section_name_mapping_count. Don't
5739 declare linkonce_output_name.
5741 2009-06-03 Doug Kwan <dougkwan@google.com>
5743 * gold/arm.cc (namespace utils): New.
5744 (Target_arm::reloc_is_non_pic): Define new method.
5745 (class Arm_relocate_functions): New.
5746 (Target_arm::Relocate::relocate): Handle relocation types used by
5749 2009-06-03 Ian Lance Taylor <iant@google.com>
5751 * arm.cc (Target_arm::scan::global): Use || instead of |.
5753 2009-06-02 Doug Kwan <dougkwan@google.com>
5755 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5756 issued_non_pic_error_.
5757 (class Target_arm::Scan): Declare new method check_non_pic.
5758 Define new method symbol_needs_plt_entry.
5759 Declare new data member issued_non_pic_error_.
5760 (class Target_arm::Relocate): Declare new method
5761 should_apply_static_reloc.
5762 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5763 (Target_arm::Scan::check_non_pic): Define new method.
5764 (Target_arm::Scan::local): Handle a small subset of reloc types used
5766 (Target_arm::Scan::local): Same.
5767 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5769 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5771 * incremental.cc (Incremental_inputs::report_command_line): Filter
5772 out --incremental-* options.
5774 2009-05-29 Doug Kwan <dougkwan@google.com>
5776 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5778 (class Target_arm): Update comment.
5779 (Target_arm::Target_arm): Initialize new data members GOT_,
5780 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5781 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5782 and Target_arm::rel_dyn_section.
5783 Declare new_enum Target_arm::Got_type.
5784 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5786 Update commments for member do_dynsym_value.
5787 (Target_arm::got_size, Target_arm::plt_section,
5788 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5789 new methods inside class defintion.
5790 (Target_arm::got_section): Define new method.
5791 (Target_arm::rel_dyn_section): Same.
5792 (Output_data_plt_arm): New template class.
5793 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5794 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5795 (Output_data_plt_arm::add_entry): Same.
5796 (Output_data_plt_arm::first_plt_entry): Define new
5797 static data member for PLT instruction template.
5798 (Output_data_plt_arm::plt_entry): Same.
5799 (Output_data_plt_arm::do_write): Define new method.
5800 (Target_arm::make_plt_entry): Same.
5801 (Target_arm::do_finalize_sections): Same.
5802 (Target_arm::do_dynsym_value): Same.
5804 2009-05-28 Doug Kwan <dougkwan@google.com>
5806 * Makefile.am (TARGETSOURCES): Add arm.cc.
5807 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5808 * Makefile.in: Regenerate.
5810 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5812 2009-05-26 Doug Kwan <dougkwan@google.com>
5814 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5815 (General_options::check_excluded_libs): Strip off directories in
5816 archive name before matching like GNU ld does.
5817 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5818 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5819 (exclude_libs_test_LDFLAGS): Add linker option
5820 -Wl,--exclude-libs,libexclude_libs_test_3
5821 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5822 an explicit archive without using -l.
5823 (alt/libexclude_libs_test_3.a): New make rule.
5824 * testsuite/Makefile.in: Regenerate.
5825 * testsuite/exclude_libs_test.c : Declare lib3_default().
5827 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5828 * exclude_libs_test_3.c: New file.
5830 2009-05-26 Nick Clifton <nickc@redhat.com>
5832 * po/id.po: New Indonesian translation.
5833 * po/gold.pot: Updated template file.
5835 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5837 * testsuite/Makefile.am: Add -ffunction-sections to compile
5838 gc_comdat_test files. Add -Wl,--gc-sections to build
5840 * testsuite/Makefile.in: Regenerate.
5841 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5843 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5845 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5846 kept comdat section was garbage collected.
5847 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5848 * testsuite/Makefile.in: Regenerate.
5849 * testsuite/gc_comdat_test.sh: New file.
5850 * testsuite/gc_comdat_test_1.cc: New file.
5851 * testsuite/gc_comdat_test_2.cc: New file.
5853 2009-05-19 Doug Kwan <dougkwan@google.com>
5855 * archive.cc (Archive::Archive): Move constructor from archive.h
5856 to here. Initialize no_export_.
5857 (Archive::get_elf_object_for_member): Set no_export flag of object.
5858 * archive.h (Archive::Archive): Move constructor body to
5860 (Archive::no_export): New method.
5861 (Archive::no_export_): New field.
5862 * object.h (Object::Object): Initialize no_export_ to false.
5863 (Object::no_export, Object::set_no_export): New methods.
5864 (Object::no_export_): New field.
5865 * options.cc (General_options::parse_exclude_libs): New method.
5866 (General_options::check_excluded_libs) Same.
5867 * options.h (exclude_libs): New option.
5868 (General_options::check_excluded_libs): New method declaration.
5869 (General_options::excluded_libs_): New field.
5870 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5871 default or protected visibility if an object has no-export flag set.
5872 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5873 (check_SCRIPTS): Add exclude_libs_test.sh.
5874 (check_DATA): Add exclude_libs_test.syms.
5875 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5876 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5877 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5878 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5879 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5880 libexclude_libs_test_2.a): New rules.
5881 * testsuite/Makefile.in: Regenerate.
5882 * testsuite/exclude_libs_test.c: New file.
5883 * testsuite/exclude_libs_test.sh: Ditto.
5884 * testsuite/exclude_libs_test_1.c: Ditto.
5885 * testsuite/exclude_libs_test_2.c: Ditto.
5887 2009-05-15 Ian Lance Taylor <iant@google.com>
5889 * configure.ac: Check for declarations for cases where libiberty.h
5890 checks HAVE_DECL_xxx.
5891 * configure, config.in: Rebuild.
5893 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5895 * gold.h (Incremental_argument_list): Remove (invalid) forward
5897 * incremental.cc (Incremental_inputs::report_achive): New method.
5898 (Incremental_inputs::report_object): New method.
5899 (Incremental_inputs::report_script): New method.
5900 (Incremental_inputs::finalize_inputs): New method.
5901 (Incremental_inputs::finalize): Call finalize_inputs().
5902 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5903 Create inputs entries.
5904 * incremental.h (Incremental_input_type): New enum.
5905 (Incremental_inputs::Incremental_input): Initialize new fields.
5906 (Incremental_inputs::report_inputs): New method.
5907 (Incremental_inputs::report_achive): New method.
5908 (Incremental_inputs::report_object): New method.
5909 (Incremental_inputs::report_script): New method.
5910 (Incremental_inputs::finalize_inputs): New method.
5911 (Incremental_inputs::Input_info): New struct.
5912 (Incremental_inputs::Input_info_map): New typedef.
5913 (Incremental_inputs::lock_): New field.
5914 (Incremental_inputs::Inputs_): New field.
5915 (Incremental_inputs::Inputs_map): New field.
5916 * main.cc (main): Call Incremental_input::report_inputs.
5917 * options.h (Input_argument_list): Typedef moved from
5919 (Input_file_group::Files): Remove, use ::Input_argument_list.
5920 (Input_file_group::Input_argument_list): Remove, use
5921 ::Input_argument_list.
5922 * plugin.cc (Plugin_manager::add_input_file): Add error in
5924 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5926 * script.cc (read_input_script): Call
5927 Incremental_input::report_script.
5928 * script.h (Script_info): New class.
5930 2009-04-27 Ian Lance Taylor <iant@google.com>
5932 * x86_64.cc (do_adjust_output_section): Set entsize to
5935 2009-04-23 Elliott Hughes <enh@google.com>
5937 * output.cc (Output_file::close): After short writes, continue
5938 writing from the correct offset in the buffer being written.
5940 2009-04-23 Chris Demetriou <cgd@google.com>
5942 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5943 * configure: Regenerate.
5944 * config.in: Regenerate.
5945 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5946 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5948 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5950 * incremental.cc (Incremental_inputs_header_data): Renamed from
5951 Incremental_input_header_data.
5952 (Incremental_inputs_header_data::data_size): New field.
5953 (Incremental_inputs_header_data::put_input_file_count): Renamed
5954 from input_file_count.
5955 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5956 from command_line_offset.
5957 (Incremental_inputs_header_data::put_reserved): Renamed from
5959 (Incremental_inputs_entry_data): Renamed from
5960 Incremental_input_entry_data.
5961 (Incremental_inputs_entry_data::data_size): New field.
5962 (Incremental_inputs::report_command_line): New method.
5963 (Incremental_inputs::finalize): New method.
5964 (Incremental_inputs::create_incremental_inputs_data): New method.
5965 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5966 * incremental.h: New file.
5967 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5968 (Layout::finalize): Create incremental inputs section in
5970 (Layout::create_incremental_info_sections): New method.
5971 * layout.h (Layout::incremental_inputs): New method.
5972 (Layout::create_incremental_info_sections): New method.
5973 (Layout::incremental_inputs_): New field.
5974 * main.cc (main): Notify Incremental_input of the command line.
5976 2009-04-01 Ian Lance Taylor <iant@google.com>
5977 Mikolaj Zalewski <mikolajz@google.com>
5979 * gold.h (reserve_unordered_map): Define, three versions, one for
5980 each version of Unordered_map.
5981 * layout.cc (Layout::Layout): Remove options parameter. Add
5982 number_of_input_files parameter. Don't initialize options_.
5983 Initialize number_of_input_files_ and resized_signatures_. Move
5984 sections_are_attached_.
5985 (Layout::layout_group): Reserve space for group_signatures_.
5986 (Layout::find_or_add_kept_section): Change name parameter to be a
5987 reference. Resize signatures_ map when it gets large enough.
5988 (Layout::layout_eh_frame): Use parameters->options() instead of
5990 (Layout::make_output_section): Likewise.
5991 (Layout::attach_allocated_section_to_segment): Likewise.
5992 (Layout::finalize, Layout::create_executable_stack): Likewise.
5993 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5994 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5995 * layout.h (class Layout): Update declarations. Remove options_
5996 field. Add number_of_input_files_ and resized_signatures_
5997 fields. Move sections_are_attached_ field.
5998 * main.cc (main): Pass number of input files to Layout
5999 constructor. Don't pass options.
6001 2009-03-30 Ian Lance Taylor <iant@google.com>
6003 * ffsll.c (ffsll): Correct implementation.
6005 2009-03-27 Ian Lance Taylor <iant@google.com>
6007 * ffsll.c: New file.
6008 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6009 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6010 * ftruncate.c (ftruncate): Declare before definition.
6011 * mremap.c (mremap): Likewise.
6012 * pread.c (pread): Likewise.
6013 * configure, Makefile.in, config.in: Rebuild.
6015 * mremap.c: New file.
6016 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6017 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6018 (mremap): Declare if HAVE_MREMAP is not defined.
6019 * configure, Makefile.in, config.in: Rebuild.
6021 2009-03-27 Cary Coutant <ccoutant@google.com>
6023 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6024 position independent.
6025 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6026 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6028 2009-03-24 Cary Coutant <ccoutant@google.com>
6030 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6032 (needs_dynamic_reloc): Likewise.
6034 2009-03-24 Ian Lance Taylor <iant@google.com>
6036 * yyscript.y (file_cmd): Recognize EXTERN.
6037 (extern_name_list, extern_name_list_body): New nonterminals.
6038 * script.cc (script_add_extern): Define.
6039 * script-c.h (script_add_extern): Declare.
6041 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6043 * object.cc (is_elf_object): Define.
6044 * object.h (is_elf_object): Declare.
6045 * archive.cc (Archive::get_elf_object_for_member): Call
6047 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6049 2009-03-24 Elliott Hughes <enh@google.com>
6051 * output.cc (Output_file::map_anonymous): Define.
6052 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6053 try an anonymous one. Report the size if the mmap fails.
6054 * output.h (class Output_file): Declare map_anonymous.
6056 2009-03-24 Ian Lance Taylor <iant@google.com>
6058 * target-select.cc (instantiate_target): Don't acquire the lock if
6059 the instantiated_target_ field has already been set.
6061 2009-03-23 Ian Lance Taylor <iant@google.com>
6063 * gold-threads.h (class Initialize_lock): Define.
6064 * gold-threads.cc (class Initialize_lock_once): Define.
6065 (initialize_lock_control): New static variable.
6066 (initialize_lock_pointer): New static variable.
6067 (initialize_lock_once): New static function.
6068 (Initialize_lock::Initialize_lock): Define.
6069 (Initialize_lock::initialize): Define.
6070 * target-select.h: Include "gold-threads.h".
6071 (class Target_selector): Add lock_ and initialize_lock_ fields.
6072 Don't define instantiate_target, just declare it.
6073 * target-select.cc (Target_selector::Target_selector): Initialize
6075 (Target_selector::instantiate_target): Define.
6076 * descriptors.h: Include "gold-threads.h".
6077 (class Descriptors): Add initialize_lock_ field.
6078 * descriptors.cc (Descriptors::Descriptors): Initialize new
6080 (Descriptors::open): Use initialize_lock_ field
6081 * errors.h (class Errors): Add initialize_lock_ field.
6082 * errors.cc (Errors::Errors): Initialize new field.
6083 (Errors::initialize_lock): Use initialize_lock_ field.
6084 * powerpc.cc (class Target_selector_powerpc): Remove
6085 instantiated_target_ field. In do_recognize call
6086 instantiate_target rather than do_instantiate_target. In
6087 do_instantiate_target just allocate a new target.
6088 * sparc.cc (class Target_selector_sparc): Likewise.
6090 * freebsd.h: New file.
6091 * i386.cc: Include "freebsd.h".
6092 (Target_i386): Derive from Target_freebsd rather than
6094 (Target_selector_i386): Derive from Target_selector_freebsd rather
6095 than Target_selector.
6096 * x86_64.cc: Include "freebsd.h".
6097 (Target_x86_64): Derive from Target_freebsd rather than
6099 (Target_selector_x86_64): Derive from Target_selector_freebsd
6100 rather than Target_selector.
6101 * target.h (class Target): Add adjust_elf_header and
6102 do_adjust_elf_header.
6103 * output.cc (Output_file_header:: do_sized_write): Call target
6104 adjust_elf_header routine.
6105 * configure.tgt: Set targ_osabi.
6106 * configure.ac: Define GOLD_DEFAULT_OSABI.
6107 * parameters.cc (Parameters::default_target): Pass
6108 GOLD_DEFAULT_OSABI to select_target.
6109 * target-select.h (class Target_selector): Make instantiate_target
6110 protected rather than private.
6111 * Makefile.am (HFILES): Add freebsd.h.
6112 * configure, Makefile.in, config.in: Rebuild.
6114 * merge.cc (do_add_input_section): Correct pend value. Change
6115 message about last entry not being null terminated from error to
6118 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6120 * incremental.cc: New file.
6121 * Makefile.am (CCFILES): Add incremental.cc.
6122 * Makefile.in: Rebuild.
6124 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6126 * layout.cc (Layout::output_section_name): Preserve names
6127 of '.note.' sections.
6129 2009-03-19 Ian Lance Taylor <iant@google.com>
6131 * descriptors.cc (Descriptors::open): Check that the options are
6132 valid before using them.
6134 2009-03-18 Ian Lance Taylor <iant@google.com>
6136 * script-sections.h: Include <list>.
6137 (class Script_sections): Change Sections_elements from std::vector
6138 to std::list. Typedef public Elements_iterator. Add
6139 orphan_section_placement_, data_segment_align_start_, and
6140 saw_data_segment_align_ fields. Remove data_segment_align_index_
6142 * script-sections.cc (class Orphan_section_placement): New class.
6143 (class Sections_element): Add virtual functions is_relro and
6144 orphan_section_init. Remove virtual function place_orphan_here.
6145 (class Output_section_definition): Add is_relro and
6146 orphan_section_init. Remove place_orphan_here.
6147 (class Orphan_output_section): Likewise.
6148 (Script_sections::Script_sections): Update for field changes.
6149 (Script_sections::data_segment_align): Set saw_data_segment_align_
6150 and data_segment_align_start_, not data_segment_align_index.
6151 (Script_sections::data_segment_relro_end): Check
6152 saw_data_segment_align_. Use data_segment_align_start_ rather
6153 than data_segment_align_index_.
6154 (Script_sections::place_orphan): Rewrite to use
6155 Orphan_section_placement.
6157 2009-03-17 Ian Lance Taylor <iant@google.com>
6159 * archive.cc (Archive::add_symbols): Check for a version attached
6160 to the symbol name in the archive map.
6161 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6162 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6163 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6164 (ver_test_11.a): New target.
6165 * testsuite/Makefile.in: Rebuild.
6167 * configure.ac: Check for chsize and posix_fallocate. Replace
6169 * ftruncate.c: New file, from gnulib.
6170 * output.cc (posix_fallocate): Define dummy version if not
6171 HAVE_POSIX_FALLOCATE.
6172 (Output_file::map): Call posix_fallocate rather than lseek and
6174 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6175 * configure, Makefile.in, config.in: Rebuild.
6177 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6179 * layout.h (Layout::create_note): Add section_name parameter.
6180 * layout.cc (Layout::create_note): Likewise.
6181 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6183 2009-03-17 Ian Lance Taylor <iant@google.com>
6185 * descriptors.cc: Include "options.h".
6186 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6187 (Descriptors::open): Always use O_CLOEXEC when opening a new
6188 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6189 then set FD_CLOEXEC.
6191 * sparc.cc (class Target_sparc): Add has_got_section.
6192 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6193 make sure we have a GOT section.
6195 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6196 (Target_sparc::Scan::local): Likewise.
6197 (Target_sparc::Scan::global): Likewise.
6198 (Target_sparc::Relocate::relocate): Likewise.
6199 (Target_sparc::Relocate::relocate_tls): Likewise.
6201 * symtab.cc (Symbol_table::define_default_version): New function,
6202 broken out of add_from_object.
6203 (Symbol_table::add_from_object): Call define_default_version.
6204 (Symbol_table::define_special_symbol): Add resolve_oldsym
6205 parameter. Change all callers. If the version for a symbol comes
6206 from a version script, resolve it with the symbol with the same
6207 name with no version. Also add the symbol without a version if
6209 (do_define_in_output_data): If resolving with oldsym, don't delete
6211 (do_define_in_output_segment): Likewise.
6212 (do_define_as_constant): Likewise.
6213 * symtab.h (class Symbol_table): Update declarations.
6215 2009-03-13 Ian Lance Taylor <iant@google.com>
6217 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6218 (Read_symbols::requeue): New function.
6219 (Read_symbols::do_read_symbols): If make_elf_object fails because
6220 the target type is not configured, and the file was searched for,
6221 issue a warning and retry with the next directory.
6222 (Add_symbols::run): If the file has an incompatible format, and
6223 it was searched for, requeue the Read_symbols task. On error,
6225 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6226 dirindex parameter to constructor. Change all callers. Declare
6227 incompatible_warning and requeue.
6228 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6229 input_argument_ and input_group_ fields. Add them to
6230 constructor. Change all callers.
6231 (class Read_script): Add dirindex_ field. Add it to constructor.
6233 * archive.cc (Archive::setup): Remove input_objects parameter.
6235 (Archive::get_file_and_offset): Likewise.
6236 (Archive::read_all_symbols): Likewise.
6237 (Archive::read_symbols): Likewise.
6238 (Archive::get_elf_object_for_member): Remove input_objects
6239 parameter. Add punconfigured parameter. Change all callers.
6240 (Archive::add_symbols): Change return type to bool. Check return
6241 value of include_member.
6242 (Archive::include_all_members): Likewise.
6243 (Archive::include_member): Change return type to bool. Return
6244 false if first included object has incompatible target. Set
6245 included_member_ field.
6246 (Add_archive_symbols::run): If add_symbols returns false, requeue
6248 * archive.h (class Archive): Add included_member_ field.
6249 Initialize it in constructor. Add input_file and searched_for
6250 methods. Update declarations.
6251 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6252 input_argument_ fields. Add them to constructor. Change all
6254 * script.cc: Include "target-select.h".
6255 (class Parser_closure): Add skip_on_incompatible_target_ and
6256 found_incompatible_target_ fields. Add
6257 skip_on_incompatible_target parameter to constructor. Change all
6258 callers. Add methods skip_on_incompatible_target,
6259 clear_skip_on_incompatible_target, found_incompatible_target, and
6260 set_found_incompatible_target.
6261 (read_input_script): Add dirindex parameter. Change all callers.
6262 If parser finds an incompatible target, requeue Read_symbols
6264 (script_set_symbol): Clear skip_on_incompatible_target in
6266 (script_add_assertion, script_parse_option): Likewise.
6267 (script_start_sections, script_add_phdr): Likewise.
6268 (script_check_output_format): New function.
6269 * script.h (read_input_script): Update declaration.
6270 * script-c.h (script_check_output_format): Declare.
6271 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6272 (ignore_cmd): Remove OUTPUT_FORMAT.
6273 * fileread.cc (Input_file::Input_file): Add explicit this.
6274 (Input_file::will_search_for): New function.
6275 (Input_file::open): Add pindex parameter. Change all callers.
6276 * fileread.h (class Input_file): Add input_file_argument method.
6277 Declare will_search_for. Update declarations.
6278 * object.cc (make_elf_object): Add punconfigured parameter.
6280 * object.h (class Object): Make input_file public. Add
6281 searched_for method.
6282 (make_elf_object): Update declaration.
6283 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6285 * dirsearch.h (class Dirsearch): Update declaration.
6286 * options.h (class General_options): Add --warn-search-mismatch.
6287 * parameters.cc (Parameters::is_compatible_target): New function.
6288 * parameters.h (class Parameters): Declare is_compatible_target.
6289 * workqueue.cc (Workqueue::add_blocker): New function.
6290 * workqueue.h (class Workqueue): Declare add_blocker.
6292 * fileread.cc (Input_file::open): Remove options parameter.
6294 (Input_file::open_binary): Likewise.
6295 * script.cc (read_input_script): Likewise.
6296 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6297 options parameter from constructor. Change all callers.
6298 (class Read_script): Likewise.
6299 * fileread.h (class Input_file): Update declarations.
6300 * script.h (read_input_script): Update declaration.
6302 2009-03-10 Nick Clifton <nickc@redhat.com>
6304 * po/es.po: New Spanish translation.
6306 2009-03-06 Cary Coutant <ccoutant@google.com>
6308 * options.cc (parse_short_option): Keep dash_z from registering itself.
6310 2009-03-03 Ian Lance Taylor <iant@google.com>
6313 * target-reloc.h (relocate_section): Pass output_section to
6315 * i386.cc (Target_i386::should_apply_static_reloc): Add
6316 output_section parameter. Change all callers.
6317 (Target_i386::Relocate::relocate): Add output_section parameter.
6318 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6319 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6320 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6321 * testsuite/two_file_shared.sh: New script.
6322 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6323 (check_DATA): Add two_file_shared.dbg.
6324 (two_file_shared.dbg): New target.
6325 * testsuite/Makefile.in: Rebuild.
6327 2009-03-01 Ian Lance Taylor <iant@google.com>
6329 * configure.ac: Check for byteswap.h.
6330 * configure: Rebuild.
6331 * config.in: Rebuild.
6333 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6335 * layout.cc (Layout::find_or_add_kept_section): New function.
6336 (Layout::add_comdat): Removed.
6337 * layout.h (struct Kept_section): Move out of class Layout.
6338 Remove trailing underscores from field names. Add group_sections
6339 field. Rename group_ field to is_group. Change all uses.
6340 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6341 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6342 comdat_groups_ field.
6343 (Sized_relobj::include_section_group): Use
6344 find_or_add_kept_section and Kept_section::group_sections.
6345 (Sized_relobj::include_linkonce_section): Likewise.
6346 * object.cc (class Sized_relobj): Don't define Comdat_group or
6347 Comdat_group_table. Remove find_comdat_group and
6348 add_comdat_group. Remove comdat_groups_ field.
6349 * plugin.cc (include_comdat_group): Use
6350 Layout::find_or_add_kept_section.
6352 2009-02-28 Ian Lance Taylor <iant@google.com>
6354 * README: --gc-sections and map files are now supported. Document
6355 some build requirements.
6358 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6359 relocatable link set the value of the section symbol to zero.
6360 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6361 relocatable link don't include the section address in the local
6364 2009-02-27 Ian Lance Taylor <iant@google.com>
6367 * options.h (class Search_directory): Add is_system_directory.
6368 (class General_options): Declare is_in_system_directory.
6369 * options.cc (get_relative_sysroot): Make static.
6370 (get_default_sysroot): Make static.
6371 (General_optoins::is_in_system_directory): New function.
6372 * fileread.cc (Input_file::is_in_system_directory): New function.
6373 * fileread.h (class Input_file): Declare is_in_system_directory.
6374 * object.h (class Object): Add is_in_system_directory.
6375 (class Input_objects): Remove system_library_directory_ field.
6376 * object.cc (Input_objects::add_object): Don't set
6377 system_library_directory_.
6378 (input_objects::found_in_system_library_directory): Remove.
6379 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6380 parameter. Change all callers.
6381 (Symbol_table::sized_write_globals): Likewise.
6382 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6383 Call Object::is_in_system_directory.
6384 * symtab.h (class Symbol_table): Update declarations.
6387 * descriptors.h (Open_descriptor): Add is_on_stack field.
6388 * descriptors.cc (Descriptors::open): If the descriptor is on the
6389 top of the stack, remove it. Initialize is_on_stack field.
6390 (Descriptors::release): Only add pod to stack if it is not on the
6392 (Descriptors::close_some_descriptor): Clear stack_next and
6396 * output.cc (Output_section::find_starting_output_address): Rename
6397 from starting_output_address; add PADDR parameter; change return
6399 * output.h (class Output_section): Declare
6400 find_starting_output_address instead of starting_output_address.
6401 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6402 section symbol for which we can't find a merge section.
6405 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6406 hidden or internal, force the symbol to be local.
6407 * resolve.cc (Symbol::override_visibility): Define.
6408 (Symbol::override_base): Use override_visibility.
6409 (Symbol_table::resolve): Likewise.
6410 (Symbol::override_base_with_special): Likewise.
6411 (Symbol_table::override_with_special): If the visibility is hidden
6412 or internal, force the symbol to be local.
6413 * symtab.h (class Symbol): Add set_visibility and
6414 override_visibility.
6415 * testsuite/ver_test_1.sh: New file.
6416 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6417 (check_DATA): Add ver_test_1.syms.
6418 (ver_test_1.syms): New target.
6419 * testsuite/Makefile.in: Rebuild.
6421 2009-02-25 Cary Coutant <ccoutant@google.com>
6423 * layout.cc (Layout::choose_output_section): Don't rename sections
6424 when using a linker script that has a SECTIONS clause.
6425 * Makefile.in: Regenerate.
6427 * testsuite/Makefile.am (script_test_5.sh): New test case.
6428 * testsuite/Makefile.in: Regenerate.
6429 * testsuite/script_test_5.cc: New file.
6430 * testsuite/script_test_5.sh: New file.
6431 * testsuite/script_test_5.t: New file.
6433 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6435 * archive.cc (Archive::include_member): Update calls to add_symbols.
6436 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6437 the Layout argument.
6438 * dynobj.h (do_add_symbols): Add the Layout argument.
6439 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6441 * object.h (Object::add_symbols): Add the Layout argument.
6442 (Object::do_add_symbols): Add the Layout argument.
6443 (Sized_relobj::do_add_symbols): Add the Layout argument.
6444 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6445 Unify the two versions.
6446 (Add_plugin_symbols): Remove.
6447 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6448 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6449 (Add_plugin_symbols): Remove.
6450 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6451 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6452 (Add_symbols::run): Make it work with Pulginobj.
6454 2009-02-06 Ian Lance Taylor <iant@google.com>
6456 * object.cc (Sized_relobj::do_layout): Make info message start
6457 with lower case letter.
6459 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6461 * binary.cc: Fix file comment.
6463 * options.h (enum Incremental_disposition): Define.
6464 (class General_options): Add new options: --incremental,
6465 --incremental_changed, --incremental_unchanged,
6466 --incremental_unknown. Add incremental_disposition_ and
6467 implicit_incremental_ fields.
6468 (General_options::incremental_disposition): New function.
6469 (class Position_dependent_options): Add incremental_disposition
6471 (Position_dependent_options::copy_from_options): Set incremental
6473 * options.cc (General_options::parse_incremental_changed): New
6475 (General_options::parse_incremental_unchanged): New function.
6476 (General_options::parse_incremental_unknown): New function.
6477 (General_options::General_options): Initialize new fields
6478 incremental_disposition_ and implicit_incremental_.
6479 (General_options::finalize): Check for uasge of --incremental-*
6480 without --incremental.
6482 2009-02-06 Chris Demetriou <cgd@google.com>
6484 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6485 pointer and to report location as the file name associated with
6487 (gold_undefined_symbol_at_location): New function to replace the
6488 old gold_undefined_symbol functionality.
6489 * target-reloc.h (relocate_section): Update to use
6490 gold_undefined_symbol_at_location.
6491 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6492 Call gold_undefined_symbol function rather than gold_error.
6493 * errors.h (Errors::undefined_symbol): Take location as a
6494 string, rather than calculating it from a relocation.
6495 * errors.cc (Errors::fatal): Print "fatal error:" before the
6497 (Errors::error, Errors::error_at_location): Print "error: "
6498 before the formatted message.
6499 (Errors::undefined_symbol): Take location as a string, rather
6500 than calculating it from a relocation.
6501 (gold_undefined_symbol_at_location): New function akin to
6502 old gold_undefined_symbol, calculates location from relocation.
6503 (gold_undefined_symbol): Change to take only a Symbol pointer
6504 and to report location as the file name associated with the symbol.
6505 * testsuite/debug_msg.sh: Update for changed error messages.
6506 * testsuite/undef_symbol.sh: Likewise.
6508 2009-02-04 Duncan Sands <baldrick@free.fr>
6511 * reduced_debug_output.h
6512 (Output_reduced_debug_abbrev_section::failed): Use format for
6514 (Output_reduced_debug_info_section::faild): Likewise.
6516 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6518 * script.cc (Lazy_demangler): New class.
6519 (Version_script_info::get_symbol_version_helper): Demangle a
6522 2009-01-29 Cary Coutant <ccoutant@google.com>
6524 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6526 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6528 2009-01-28 Ian Lance Taylor <iant@google.com>
6530 * version.cc (version_string): Bump to 1.9.
6532 * gold.h: Include <cstring> and <stdint.h>.
6533 * version.cc: Include <cstdio>.
6534 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6536 * reduced_debug_output.cc (insert_into_vector): Rename from
6537 Insert_into_vector; change all callers. Use Swap_unaligned to
6538 avoid aliasing issue; remove union since it is unnecessary.
6540 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6542 * Makefile.am (CCFILES): Add gc.cc.
6544 * Makefile.in: Regenerate.
6545 * gold.cc (Gc_runner): New class.
6546 (queue_initial_tasks): Call garbage collection related tasks
6547 when corresponding options are invoked.
6548 (queue_middle_gc_tasks): New function.
6549 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6550 processed early before laying out sections during garbage collection.
6551 * gold.h (queue_middle_gc_tasks): New function.
6552 (is_prefix_of): Move from "layout.cc".
6553 * i386.cc (Target_i386::gc_process_relocs): New function.
6554 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6555 * main.cc (main): Create object of class "Garbage_collection".
6556 * object.cc (Relobj::copy_symbols_data): New function.
6557 (Relobj::is_section_name_included): New function.
6558 (Sized_relobj::do_layout): Allow this function to be called twice
6559 during garbage collection and defer layout of section during the
6561 * object.h (Relobj::get_symbols_data): New function.
6562 (Relobj::is_section_name_included): New function.
6563 (Relobj::copy_symbols_data): New function.
6564 (Relobj::set_symbols_data): New function.
6565 (Relobj::get_relocs_data): New function.
6566 (Relobj::set_relocs_data): New function.
6567 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6568 (Relobj::gc_process_relocs): New function.
6569 (Relobj::do_gc_process_relocs): New pure virtual function.
6570 (Relobj::sd_): New data member.
6571 (Sized_relobj::is_output_section_offset_invalid): New function.
6572 (Sized_relobj::do_gc_process_relocs): New function.
6573 * options.h (General_options::gc_sections): Modify to not be a no-op.
6574 (General_options::print_gc_sections): New option.
6575 * plugin.cc (Plugin_finish::run): Remove function call to
6576 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6577 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6578 * reloc.cc (Read_relocs::run): Add task to process relocs and
6579 determine unreferenced sections when doing garbage collection.
6580 (Gc_process_relocs): New class.
6581 (Sized_relobj::do_gc_process_relocs): New function.
6582 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6583 sections that are garbage collected.
6584 * reloc.h (Gc_process_relocs): New class.
6585 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6586 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6587 symbols whose corresponding sections are garbage collected.
6588 (Symbol_table::Symbol_table): Add new parameter for the garbage
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::resolve): Do not treat symbols seen in dynamic objects
6595 (Symbol_table::add_from_object): Likewise.
6596 (Symbol_table::add_from_relobj): When building shared objects, do not
6597 treat externally visible symbols as garbage.
6598 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6599 table information for static and relocatable links.
6600 * symtab.h (Symbol_table::set_gc): New function.
6601 (Symbol_table::gc): New function.
6602 (Symbol_table::gc_mark_undef_symbols): New function.
6603 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6604 (Symbol_table::gc_mark_dyn_syms): New function.
6605 (Symbol_table::gc_): New data member.
6606 * target.h (Sized_target::gc_process_relocs): New pure virtual
6608 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6609 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6611 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6613 * options.h (General_options::gc_sections): Define as a no-op for now.
6614 (General_options::no_keep_memory): Ditto.
6615 (General_options::Bshareable): Define.
6616 * options.cc (General_options::finalize): Honor -Bshareable.
6618 2009-01-20 Andreas Schwab <schwab@suse.de>
6620 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6621 read the value in the contents, since we don't use it. Use the
6622 template endianness when writing.
6623 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6625 2009-01-19 Andreas Schwab <schwab@suse.de>
6627 * configure.tgt (powerpc64-*): Fix targ_obj.
6629 2009-01-15 Ian Lance Taylor <iant@google.com>
6631 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6632 local symbols when stripping all symbols.
6634 2009-01-14 Cary Coutant <ccoutant@google.com>
6636 * output.cc (Output_reloc): Add explicit instantiations.
6638 2009-01-14 Cary Coutant <ccoutant@google.com>
6640 * archive.cc (Archive::get_elf_object_for_member): Remove call
6641 to File_read::claim_for_plugin.
6642 * descriptors.cc (Descriptors::open): Remove reference to
6644 (Descriptors::claim_for_plugin): Remove.
6645 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6646 (Descriptors::is_claimed): Remove.
6647 (claim_descriptor_for_plugin): Remove.
6648 * fileread.cc (File_read::claim_for_plugin): Remove.
6649 * fileread.h (File_read::claim_for_plugin): Remove.
6650 (File_read::descriptor): Reopen descriptor if necessary.
6651 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6652 (Plugin_manager::all_symbols_read): Add task parameter. Change
6654 (Plugin_manager::get_input_file): New function.
6655 (Plugin_manager::release_input_file): New function.
6656 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6657 corresponding data member.
6658 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6659 and pass to base constructor. Change all callers.
6660 (get_input_file, release_input_file): New functions.
6661 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6662 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6663 (Plugin_manager::all_symbols_read): Add task parameter.
6664 (Plugin_manager::get_input_file): New function.
6665 (Plugin_manager::release_input_file): New function.
6666 (Plugin_manager::task_): New data member.
6667 (Pluginobj::Pluginobj): Add filesize parameter.
6668 (Pluginobj::filename): New function.
6669 (Pluginobj::descriptor): New function.
6670 (Pluginobj::filesize): New function.
6671 (Pluginobj::filesize_): New data member.
6672 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6673 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6674 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6676 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6677 with archive libraries.
6678 * testsuite/Makefile.in: Regenerate.
6679 * testsuite/plugin_test.c (struct sym_info): New type.
6680 (get_input_file, release_input_file): New static variables.
6681 (onload): Capture new transfer vector entries.
6682 (claim_file_hook): Stop reading at end of file according to filesize.
6683 Factor out parsing of readelf output into separate function.
6684 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6685 APIs and get the source file name from the symbol table. Convert
6686 source file name to corresponding object file name. Print info
6687 message when adding new input files.
6688 (parse_readelf_line): New function.
6689 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6690 * testsuite/plugin_test_2.sh: Likewise.
6691 * testsuite/plugin_test_3.sh: Likewise.
6692 * testsuite/plugin_test_4.sh: New test case.
6694 2009-01-07 Ian Lance Taylor <iant@google.com>
6696 * version.cc (version_string): Bump to 1.8.
6698 2008-12-23 Cary Coutant <ccoutant@google.com>
6700 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6701 * plugin.cc (Plugin_manager::finish): Rename as
6702 layout_deferred_objects. Move cleanup to separate function.
6703 (Plugin_manager::cleanup): New function.
6704 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6706 * plugin.h (Plugin_manager::finish): Rename as
6707 layout_deferred_objects.
6708 (Plugin_manager::cleanup): New function.
6709 (Plugin_manager::cleanup_done): New field.
6711 2008-12-23 Cary Coutant <ccoutant@google.com>
6713 * plugin.cc (is_visible_from_outside): New function.
6714 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6715 so we don't return "IR only" status for exported symbols or -r links.
6717 * testsuite/Makefile.am (plugin_test_3): New test case.
6718 * testsuite/Makefile.in: Regenerate.
6719 * testsuite/plugin_test_3.sh: New file.
6721 2008-12-22 Cary Coutant <ccoutant@google.com>
6723 * object.cc (Sized_relobj::layout_section): New function.
6724 (Sized_relobj::do_layout): Defer layout of input sections until after
6725 plugin has provided replacement files.
6726 (Sized_relobj::do_layout_deferred_sections): New function.
6727 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6728 (Relobj::layout_deferred_sections): New function.
6729 (Relobj::do_layout_deferred_sections): New function.
6730 (Sized_relobj::do_layout_deferred_sections): New function.
6731 (Sized_relobj::layout_section): New function.
6732 (Sized_relobj::Deferred_layout): New structure.
6733 (Sized_relobj::deferred_layout_): New field.
6734 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6735 Change all callers. Layout deferred sections.
6736 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6738 (Plugin_hook::run): Move code from do_plugin_hook inline.
6739 (Plugin_hook::do_plugin_hook): Remove.
6740 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6741 (Plugin_manager::finish): Renamed, was cleanup.
6742 (Plugin_manager::should_defer_layout): New function.
6743 (Plugin_manager::add_deferred_layout_object): New function.
6744 (Plugin_manager::Deferred_layout_list): New type.
6745 (Plugin_manager::deferred_layout_objects_): New field.
6746 (Plugin_hook::do_plugin_hook): Remove.
6748 2008-12-17 Ian Lance Taylor <iant@google.com>
6750 * options.h (class General_options): Add --no case for
6753 2008-12-16 Cary Coutant <ccoutant@google.com>
6755 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6757 (Plugin_manager::claim_file): Create plugin object even if
6758 plugin did not call the add_symbols callback.
6759 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6760 asking for more symbols than were added.
6761 * testsuite/Makefile.am (plugin_test_1): Add test case with
6763 (empty.syms): New target.
6764 * testsuite/Makefile.in: Regenerate.
6765 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6766 message. Don't call add_symbols if no globals.
6767 (all_symbols_read_hook): Don't provide replacement for empty
6770 2008-12-12 Ian Lance Taylor <iant@google.com>
6772 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6773 r_type == 0 for a local symbol with r_sym == 0.
6774 (scan_relocatable_relocs): Pass r_sym to
6775 local_non_section_strategy.
6776 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6779 * configure.ac: Update test for TLS descriptors: they are
6780 supported as of glibc 2.9.
6781 * configure: Rebuild.
6783 2008-12-11 Ian Lance Taylor <iant@google.com>
6786 * target-reloc.h (Default_scan_relocatable_relocs): For each
6787 function, map r_type == 0 to RELOC_DISCARD.
6789 2008-12-10 Cary Coutant <ccoutant@google.com>
6791 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6792 object to override a kept COMDAT group from a plugin object.
6794 2008-12-09 Ian Lance Taylor <iant@google.com>
6797 * yyscript.y (file_cmd): Handle INPUT.
6799 * testsuite/initpri1.c: Change all declarations to be full
6800 prototypes by adding void, to avoid compiler warnings.
6802 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6804 * options.cc (General_options::parse_plugin_opt): New.
6805 (General_options::add_plugin): The argument now is just the filename.
6806 (General_options::add_plugin_option): New.
6807 * options.h (plugin_opt): New.
6808 (add_plugin): Change argument name.
6809 (add_plugin_option): New.
6810 * plugin.cc (Plugin::load): Don't parse the plugin option.
6811 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6812 (Plugin::add_option): New.
6813 (Plugin::args_): Change type.
6814 (Plugin::filename_): New.
6815 (Plugin_manager::add_plugin_option): New.
6816 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6817 * testsuite/Makefile.in: Regenerate.
6819 2008-12-05 Cary Coutant <ccoutant@google.com>
6821 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6822 Handle --strip-lto-sections option.
6823 * options.h (strip_lto_sections): New option.
6825 2008-12-01 Cary Coutant <ccoutant@google.com>
6827 * plugin.cc (ld_plugin_message): Change format parameter to const.
6828 Fix mismatch between new[] and delete.
6830 2008-11-14 Cary Coutant <ccoutant@google.com>
6832 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6835 2008-11-05 Craig Silverstein <csilvers@google.com>
6837 * options.cc (General_options::parse_dynamic_list): New function.
6838 * options.h (General_options): New flags dynamic_list,
6839 dynamic_list_data, dynamic_list_cpp_new, and
6840 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6841 (General_options::in_dynamic_list): New function.
6842 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6843 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6844 (Lex::can_continue_name): Likewise.
6846 (read_script_file): New parameter script_options.
6847 (read_dynamic_list): New function.
6848 (Script_options::define_dynamic_list): New function.
6849 (dynamic_list_keyword_parsecodes): New variable.
6850 (dynamic_list_keywords): New variable.
6851 * script.h (Script_options::define_dynamic_list): New function
6853 (read_dynamic_list): New function prototype.
6854 * symtab.cc (strprefix): New macro.
6855 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6856 dynamic_list_data, dynamic_list_cpp_new, and
6857 dynamic_list_cpp_typeinfo.
6858 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6859 (dynamic_list_expr): New rule.
6860 (dynamic_list_nodes): Likewise.
6861 (dynamic_list_node): Likewise.
6862 * testsuite/Makefile.am (dynamic_list): New test.
6863 * testsuite/Makefile.in: Regenerated.
6864 * testsuite/dynamic_list.t: New file.
6865 * testsuite/dynamic_list.sh: New file.
6867 2008-11-05 Craig Silverstein <csilvers@google.com>
6869 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6870 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6871 (t11_last): Likewise.
6872 * testsuite/ver_test_6.c (main): Likewise.
6874 2008-10-07 Cary Coutant <ccoutant@google.com>
6876 * options.c (General_options::finalize): Add check for -static and
6878 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6881 2008-10-02 Cary Coutant <ccoutant@google.com>
6883 * plugin.cc (make_sized_plugin_object): Fix conditional
6884 compilation to work when not all targets are enabled.
6886 2008-09-29 Cary Coutant <ccoutant@google.com>
6888 * archive.cc (Archive::get_file_and_offset): Use filename instead
6889 of name to get library path.
6890 (Archive::include_member): Unlock external member of a thin archive.
6892 * testsuite/Makefile.am (TEST_AR): New variable.
6893 (thin_archive_test_1): New test.
6894 (thin_archive_test_2): New test.
6895 * testsuite/Makefile.in: Regenerate.
6896 * testsuite/thin_archive_main.cc: New file.
6897 * testsuite/thin_archive_test_1.cc: New file.
6898 * testsuite/thin_archive_test_2.cc: New file.
6899 * testsuite/thin_archive_test_3.cc: New file.
6900 * testsuite/thin_archive_test_4.cc: New file.
6902 2008-09-29 Cary Coutant <ccoutant@google.com>
6904 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6905 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6907 (Sized_relobj::do_finalize_local_symbols): Likewise.
6908 (Sized_relobj::map_to_kept_section): Likewise.
6909 * object.h (Sized_relobj::invalid_address): New constant.
6910 (Sized_relobj::do_output_section_offset): Check for invalid_address
6912 * output.cc (Output_reloc::local_section_offset): Use constant
6913 invalid_address instead of -1U.
6914 (Output_reloc::get_address): Likewise.
6915 (Output_section::output_address): Change -1U to -1ULL.
6916 * output.h (Output_reloc::invalid_address): New constant.
6917 * reloc.cc (Sized_relobj::write_sections): Use constant
6918 invalid_address instead of -1U.
6919 (Sized_relobj::relocate_sections): Likewise.
6920 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6921 values for merge sections.
6922 * target-reloc.h (relocate_for_relocatable): Use constant
6923 invalid_address instead of -1U.
6925 2008-09-19 Cary Coutant <ccoutant@google.com>
6927 Add plugin functionality for link-time optimization (LTO).
6928 * configure.ac (plugins): Add --enable-plugins option.
6929 * configure: Regenerate.
6930 * config.in: Regenerate.
6931 * Makefile.am (LIBDL): New variable.
6932 (CCFILES): Add plugin.cc.
6933 (HFILES): Add plugin.h.
6934 (ldadd_var): Add LIBDL.
6935 * Makefile.in: Regenerate.
6937 * archive.cc: Include "plugin.h".
6938 (Archive::setup): Don't preread archive symbols when using a plugin.
6939 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6940 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6942 (Archive::include_member): Add symbols from plugin objects.
6943 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6944 * descriptors.cc (Descriptors::open): Check for file descriptors
6945 abandoned by plugins.
6946 (Descriptors::claim_for_plugin): New function.
6947 * descriptors.h (Descriptors::claim_for_plugin): New function.
6948 (Open_descriptor::is_claimed): New field.
6949 (claim_descriptor_for_plugin): New function.
6950 * fileread.cc (File_read::claim_for_plugin): New function.
6951 * fileread.h (File_read::claim_for_plugin): New function.
6952 (File_read::descriptor): New function.
6953 * gold.cc: Include "plugin.h".
6954 (queue_initial_tasks): Add task to call plugin hooks for generating
6956 * main.cc: Include "plugin.h".
6957 (main): Load plugin libraries.
6958 * object.h (Pluginobj): Declare.
6959 (Object::pluginobj): New function.
6960 (Object::do_pluginobj): New function.
6961 (Object::set_target): New function.
6962 * options.cc: Include "plugin.h".
6963 (General_options::parse_plugin): New function.
6964 (General_options::General_options): Initialize plugins_ field.
6965 (General_options::add_plugin): New function.
6966 * options.h (Plugin_manager): Declare.
6967 (General_options): Add --plugin option.
6968 (General_options::has_plugins): New function.
6969 (General_options::plugins): New function.
6970 (General_options::add_plugin): New function.
6971 (General_options::plugins_): New field.
6972 * plugin.cc: New file.
6973 * plugin.h: New file.
6974 * readsyms.cc: Include "plugin.h".
6975 (Read_symbols::do_read_symbols): Check for archive before checking
6976 for ELF file. Call plugin hooks to claim files.
6977 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6978 from a real object file; force override when processing replacement
6980 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6981 (Symbol::init_base_object): Likewise.
6982 (Symbol::init_base_output_data): Likewise.
6983 (Symbol::init_base_output_segment): Likewise.
6984 (Symbol::init_base_constant): Likewise.
6985 (Symbol::init_base_undefined): Likewise.
6986 (Symbol::output_section): Assert that object is not a plugin.
6987 (Symbol_table::add_from_pluginobj): New function.
6988 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6990 (Symbol_table::sized_write_globals): Likewise.
6991 (Symbol_table::add_from_pluginobj): Instantiate template.
6992 * symtab.h (Sized_pluginobj): Declare.
6993 (Symbol::in_real_elf): New function.
6994 (Symbol::set_in_real_elf): New function.
6995 (Symbol::in_real_elf_): New field.
6996 (Symbol_table::add_from_pluginobj): New function.
6998 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6999 (LIBDL): New variable.
7001 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7002 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7003 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7004 (MOSTLYCLEANFILES): Likewise.
7005 * testsuite/Makefile.in: Regenerate.
7006 * testsuite/plugin_test.c: New file.
7007 * testsuite/plugin_test_1.sh: New file.
7008 * testsuite/plugin_test_2.sh: New file.
7010 2008-09-16 Ian Lance Taylor <iant@google.com>
7012 * target-reloc.h (relocate_section): Check whether a symbol is
7013 defined by the ABI before reporting an undefined symbol error.
7014 * target.h (Target::is_defined_by_abi): Make parameter const.
7015 (Target::do_is_defined_by_abi): Likewise.
7016 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7017 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7018 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7019 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7020 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7021 * testsuite/Makefile.in: Rebuild.
7023 * fileread.cc (make_view): Add casts to avoid warning.
7025 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7027 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7028 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7030 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7032 * options.h (General_options::output_is_executable): New.
7033 (General_options::output_is_pie): New.
7034 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7035 for shared libraries.
7036 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7038 2008-09-11 Chris Demetriou <cgd@google.com>
7040 * options.h (origin): New -z option.
7041 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7042 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7045 2008-09-05 Cary Coutant <ccoutant@google.com>
7047 * fileread.cc (File_read::make_view): Add check for attempt to map
7050 2008-09-05 Cary Coutant <ccoutant@google.com>
7052 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7053 explicit instantiations.
7055 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7058 * options.cc (General_options::finalize): Allow undefined symbols
7059 in shlibs if linking -shared.
7062 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7063 symbols as not needing a dynsym entry.
7065 2008-08-20 Craig Silverstein <csilvers@google.com>
7067 * fileread.cc (File_read::open): Do not lock the file unless it
7068 was successfully opened.
7070 2008-08-14 Cary Coutant <ccoutant@google.com>
7072 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7073 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7074 * testsuite/tls_test.cc (struct int128): 128-bit struct
7075 for testing TLS relocs with non-zero addend.
7076 (v12): New TLS variable.
7078 (t_last): Add check for v12.
7079 * testsuite/tls_test.h (t12): New function.
7080 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7082 2008-08-13 Ian Lance Taylor <iant@google.com>
7084 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7085 set tls_segment_ or relro_segment_.
7086 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7088 * output.h (Output_section::clear_is_relro): New function.
7089 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7090 sections specially even when output_data_ is empty.
7091 (Output_segment::maximum_alignment): When first section is relro,
7092 only force alignment for PT_LOAD segments.
7093 * script.cc (script_data_segment_align): New function.
7094 (script_data_segment_relro_end): New function.
7095 * script-c.h (script_data_segment_align): Declare.
7096 (script_data_segment_relro_end): Declare.
7097 * script-sections.h (class Script_sections): Declare
7098 data_segment_align and data_segment_relro_end. Add fields
7099 segment_align_index_ and saw_relro_end_.
7100 * script-sections.cc (class Sections_element): Add set_is_relro
7101 virtual function. Add new bool* parameter to place_orphan_here.
7102 Add get_output_section virtual function.
7103 (class Output_section_definition): Add set_is_relro. Add new
7104 bool* parameter to place_orphan_here. Add get_output_section.
7105 Add is_relro_ field.
7106 (Output_section_definition::Output_section_definition): Initialize
7107 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7108 and is_relro_ fields.
7109 (Output_section_definition::place_orphan_here): Add is_relro
7111 (Output_section_definition::set_section_addresses): Set relro for
7113 (Output_section_definition::alternate_constraint): Likewise.
7114 (class Orphan_output_section): Add new bool* parameter to
7115 place_orphan_here. Add get_output_section.
7116 (Orphan_output_section::place_orphan_here): Add is_relro
7118 (Script_sections::Script_sections): Initialize
7119 data_segment_align_index_ and saw_relro_end_.
7120 (Script_sections::data_segment_align): New function.
7121 (Script_sections::data_segment_relro_end): New function.
7122 (Script_sections::place_orphan): Set or clear is_relro.
7123 (Script_sections::set_section_addresses): Force alignment of first
7125 * yyscript.y (exp): Call script_data_segment_align and
7126 script_data_segment_relro_end.
7127 * testsuite/relro_script_test.t: New file.
7128 * testsuite/relro_test.cc (using_script): Declare.
7129 (t1, t2): Test using_script.
7130 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7131 (relro_script_test_SOURCES): Define.
7132 (relro_script_test_DEPENDENCIES): Define.
7133 (relro_script_test_LDFLAGS): Define.
7134 (relro_script_test_LDADD): Define.
7135 (relro_script_test.so): New target.
7136 * testsuite/Makefile.in: Rebuild.
7138 2008-08-06 Cary Coutant <ccoutant@google.com>
7140 * archive.cc (Archive::total_archives, Archive::total_members)
7141 (Archive::total_members_loaded): New variables.
7142 (Archive::setup): Add parameter. Add option to preread
7144 (Archive::read_armap): Add counter.
7145 (Archive::get_file_and_offset): New function.
7146 (Archive::get_elf_object_for_member): New function.
7147 (Archive::read_all_symbols): New function.
7148 (Archive::read_symbols): New function.
7149 (Archive::add_symbols): Add counters.
7150 (Archive::include_all_members): Use armap to find members if it's
7152 (Archive::include_member): Skip reading symbols if already read.
7153 Factored code into Archive::get_file_and_offset and
7154 Archive::get_elf_object_for_member. Changed call to
7155 Mapfile::report_include_archive_member.
7156 (Archive::print_stats): New function.
7157 * archive.h: Declare Object and Read_symbols_data classes.
7158 (Archive::Archive): Add initializers for new members.
7159 (Archive::setup): Add parameter.
7160 (Archive::print_stats): New function.
7161 (Archive::total_archives, Archive::total_members)
7162 (Archive::total_members_loaded): New variables.
7163 (Archive::get_file_and_offset): New function.
7164 (Archive::get_elf_object_for_member): New function.
7165 (Archive::read_all_symbols): New function.
7166 (Archive::read_symbols): New function.
7167 (Archive::Archive_member): New class.
7168 (Archive::members_): New member.
7169 (Archive::num_members_): New member.
7170 * main.cc: Include archive.h.
7171 (main): Call Archive::print_stats.
7172 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7173 archive parameter; member_name is now the fully-decorated name.
7174 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7175 * options.h: (General_options): Add --preread-archive-symbols option.
7176 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7179 2008-08-04 Ian Lance Taylor <iant@google.com>
7181 * symtab.h (Symbol::use_plt_offset): New function.
7182 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7183 * powerpc.cc (Relocate::relocate): Likewise.
7184 * sparc.cc (Relocate::relocate): Likewise.
7185 * x86_64.cc (Relocate::relocate): Likewise.
7186 * testsuite/weak_plt.sh: New test.
7187 * testsuite/weak_plt_main.cc: New test.
7188 * testsuite/weak_plt_shared.cc: New test.
7189 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7190 (check_PROGRAMS): Add weak_plt.
7191 (check_DATA): Add weak_plt_shared.so.
7192 (weak_plt_main_pic.o, weak_plt): New targets.
7193 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7194 * testsuite/Makefile.in: Rebuild.
7196 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7198 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7199 * testsuite/Makefile.in: Rebuild.
7201 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7203 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7204 * Makefile.in: Regenerate.
7205 * po/POTFILES.in: Regenerate.
7207 2008-07-29 Ian Lance Taylor <iant@google.com>
7209 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7210 symbols before other symbols.
7211 * testsuite/script_test_2.cc (test_addr): Declare.
7212 (test_addr_alias): Declare.
7213 (main): Check that test_addr and test_addr_alias have the right
7215 * testsuite/script_test_2.t: Define test_addr_alias and
7218 2008-07-24 Ian Lance Taylor <iant@google.com>
7221 * descriptors.cc: New file.
7222 * descriptors.h: New file.
7223 * gold-threads.h (class Hold_optional_lock): New class.
7224 * fileread.cc: Include "descriptors.h".
7225 (File_read::~File_read): Release descriptor rather than closing
7227 (File_read::open) [file]: Call open_descriptor rather than open.
7228 Set is_descriptor_opened_.
7229 (File_read::open) [memory]: Assert that descriptor is not open.
7230 (File_read::reopen_descriptor): New function.
7231 (File_read::release): Release descriptor.
7232 (File_read::do_read): Make non-const. Reopen descriptor.
7233 (File_read::read): Make non-const.
7234 (File_read::make_view): Reopen descriptor.
7235 (File_read::do_readv): Likewise.
7236 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7237 Update declarations.
7238 * layout.cc: Include "descriptors.h".
7239 (Layout::create_build_id): Use open_descriptor rather than open.
7240 * output.cc: Include "descriptors.h".
7241 (Output_file::open): Use open_descriptor rather than open.
7242 * archive.cc (Archive::const_iterator): Change Archive to be
7244 (Archive::begin, Archive::end): Make non-const.
7245 (Archive::count_members): Likewise.
7246 * archive.h (class Archive): Update declarations.
7247 * object.h (Object::read): Make non-const.
7248 * Makefile.am (CCFILES): Add descriptors.cc.
7249 (HFILES): Add descriptors.h.
7250 * Makefile.in: Rebuild.
7253 * gold.h: Always include <clocale>. Add Solaris workarounds
7254 following code in binutils/sysdep.h.
7257 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7258 this->eh_frame_hdr_ is NULL before using it.
7260 * dynobj.cc (Versions::Versions): Update comment.
7262 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7263 the base version name.
7265 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7266 array size plus one.
7267 (Stringpool_template::set_string_offsets): Subtract one from key
7268 before using it as an array index.
7269 (Stringpool_template::get_offset_with_length): Likewise.
7270 (Stringpool_template::write_to_buffer): Likewise.
7271 * stringpool.h (Stringpool_template::get_offset_from_key):
7274 2008-07-23 Ian Lance Taylor <iant@google.com>
7277 * object.h (Merged_symbol_value::value): Do our best to handle a
7281 * script.cc (Version_script_info::get_versions): Don't add empty
7282 version tag to return value.
7283 (Version_script_info::get_symbol_version_helper): Change return
7284 type to bool. Add pversion parameter. Change all callers.
7285 (script_register_vers_node): Don't require a non-NULL tag.
7286 * script.h (class Version_script_info): Update declarations.
7287 (Version_script_info::get_symbol_version): Change return type to
7288 bool. Add version parameter. Change all callers.
7289 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7290 handling. Handle an empty version from a version script.
7291 (Symbol_table::define_special_symbol): Likewise.
7292 * testsuite/ver_test_10.script: New file.
7293 * testsuite/ver_test_10.sh: New file.
7294 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7295 (check_DATA): Add ver_test_10.syms.
7296 (ver_test_10.syms, ver_test_10.so): New target.
7297 * testsuite/Makefile.in: Rebuild.
7299 2008-07-23 Simon Baldwin <simonb@google.com>
7301 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7302 to zero for undefined symbols from dynamic libraries.
7304 2008-07-23 Ian Lance Taylor <iant@google.com>
7306 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7308 * symtab.h (class Symbol_table): Update declaration.
7309 * testsuite/ver_test_9.cc: New file.
7310 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7311 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7312 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7313 (ver_test_9.so, ver_test_9.o): New targets.
7314 * testsuite/Makefile.in: Rebuild.
7316 2008-07-22 Ian Lance Taylor <iant@google.com>
7318 * options.h (class General_options): Define --check-sections.
7319 * layout.cc (Layout::set_segment_offsets): Handle
7322 * options.h (class General_options): Define -n/--nmagic and
7324 * options.cc (General_options::finalize): For -n/--nmagic or
7325 -N/--omagic, set -static.
7326 * layout.cc (Layout::attach_allocated_section_to_segment): If
7327 -N/--omagic, don't put read-only and read-write sections in
7329 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7330 finding a read-only segment.
7331 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7332 don't set the minimum segment alignment to the common page size,
7333 and don't set the file offset to the address modulo the page size.
7334 * script-sections.cc (Script_sections::create_segments): If
7335 -n/--omagic, don't put read-only and read-write sections in
7338 * cref.cc: New file.
7340 * options.h (class General_options): Add --print-symbol-counts.
7341 * main.cc (main): Issue defined symbol report if requested.
7342 * archive.cc (Archive::interpret_header): Make into a const member
7344 (Archive::add_symbols): Call Input_objects::archive_start and
7346 (Archive::const_iterator): Define new class.
7347 (Archive::begin, Archive::end): New functions.
7348 (Archive::include_all_members): Rewrite to use iterator.
7349 (Archive::count_members): New function.
7350 * archive.h (class Archive): Update declarations.
7351 (Archive::filename): New function.
7352 * object.cc: Include "cref.h".
7353 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7354 (Sized_relobj::do_get_global_symbol_counts): New function.
7355 (Input_objects::add_object): Add object to cross-referencer.
7356 (Input_objects::archive_start): New function.
7357 (Input_objects::archive_stop): New function.
7358 (Input_objects::print_symbol_counts): New function.
7359 * object.h: Declare Cref and Archive.
7360 (Object::get_global_symbol_counts): New function.
7361 (Object::do_get_global_symbol_counts): New pure virtual function.
7362 (class Sized_relobj): Add defined_count_ field. Update
7364 (class Input_objects): Add cref_ field. Update constructor.
7365 Update declarations.
7366 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7368 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7370 (Sized_dynobj::do_get_global_symbol_counts): New function.
7371 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7372 defined_count_. Update declarations. Define Symbols typedef.
7373 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7374 parameter. Change all callers.
7375 (Symbol_table::add_from_dynobj): Add sympointers and defined
7376 parameters. Change all callers.
7377 * symtab.h (class Symbol_table): Update declarations.
7378 * Makefile.am (CCFILES): Add cref.cc.
7379 (HFILES): Add cref.h.
7380 * Makefile.in: Rebuild.
7382 2008-07-22 Simon Baldwin <simonb@google.com>
7384 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7385 to zero when writing undefined symbols.
7387 2008-07-22 Ian Lance Taylor <iant@google.com>
7389 * output.cc (Output_section::add_input_section): Don't try to
7390 merge empty merge sections.
7392 2008-07-21 Craig Silverstein <csilvers@google.com>
7394 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7395 Include symbol version in error message.
7397 2008-07-20 Chris Demetriou <cgd@google.com>
7399 * configure.ac (gold_cv_c_random_seed): New configured variable.
7400 (RANDOM_SEED_CFLAGS): New substituted variable.
7401 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7402 * configure: Rebuild.
7403 * Makefile.in: Likewise.
7404 * testsuite/Makefile.in: Likewise.
7406 2008-07-18 Ian Lance Taylor <iant@google.com>
7408 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7409 where we see NAME/NULL and NAME/VERSION as separate symbols.
7410 * testsuite/ver_test_main.cc (main): Call t4.
7411 (t4, t4_2a): Define.
7412 * testsuite/ver_test_2.cc (t4_2): Define.
7413 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7414 * testsuite/ver_test_4.cc (t4_2a): Define.
7415 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7416 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7418 2008-07-17 Ian Lance Taylor <iant@google.com>
7420 * dynobj.cc (Versions::add_def): If we give an error about a
7421 missing version, go ahead and create the version anyhow.
7423 2008-07-10 Ian Lance Taylor <iant@google.com>
7425 Handle output sections with more than 0x7fffffff bytes.
7426 * object.h (class Relobj): Change map_to_output_ to
7427 output_sections_, and just keep a section pointer. Change all
7428 uses. Move comdat group support to Sized_relobj.
7429 (Relobj::is_section_specially_mapped): Remove.
7430 (Relobj::output_section): Remove poff parameter. Change all
7432 (Relobj::output_section_offset): New function.
7433 (Relobj::set_section_offset): Rewrite.
7434 (Relobj::map_to_output): Remove.
7435 (Relobj::output_sections): New function.
7436 (Relobj::do_output_section_offset): New pure virtual function.
7437 (Relobj::do_set_section_offset): Likewise.
7438 (class Sized_relobj): Add section_offsets_ field. Add comdat
7439 group support from Relobj. Update declarations.
7440 (Sized_relobj::get_output_section_offset): New function.
7441 (Sized_relobj::do_output_section_offset): New function.
7442 (Sized_relobj::do_set_section_offset): New function.
7443 * object.cc (Relobj::output_section_address): Remove.
7444 (Sized_relobj::Sized_relobj): Initialize new fields.
7445 (Sized_relobj::include_section_group): Cast find_kept_object to
7447 (Sized_relobj::include_linkonce_section): Likewise.
7448 (Sized_relobj::do_layout): Use separate arrays for output section
7450 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7452 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7453 output_sections and section_offsets.
7454 (Sized_relobj::write_local_symbols): Likewise.
7455 (map_to_kept_section): Compute output address directly.
7456 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7457 output_sections and section_offsets.
7458 (Sized_relobj::write_sections): Likewise.
7459 (Sized_relobj::relocate_sections): Likewise.
7460 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7461 * output.h (class Output_reloc): Update declarations. Change
7462 u2_.relobj to Sized_relobj*.
7463 (class Output_data_reloc): Change add functions to use
7465 * output.cc (Output_reloc::Output_reloc): Change relobj to
7467 (Output_reloc::local_section_offset): Change return type to
7468 Elf_Addr. Use get_output_section_offset.
7469 (Output_reloc::get_address): Likewise.
7470 (Output_section::is_input_address_mapped): Don't call
7471 is_section_specially_mapped.
7472 (Output_section::output_offset): Likewise.
7473 (Output_section::output_address): Likewise.
7474 (Output_section::starting_output_address): Likewise.
7475 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7476 parameter to Sized_relobj*.
7477 (Copy_relocs::need_copy_reloc): Likewise.
7478 (Copy_relocs::save): Likewise.
7479 * copy-relocs.h (class Copy_relocs): Update declarations.
7480 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7481 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7482 * target-reloc.h (relocate_for_relocatable): Change
7483 offset_in_output_section type to Elf_Addr. Change code that uses
7485 * layout.cc (Layout::layout): Always set *off.
7486 * mapfile.cc (Mapfile::print_input_section): Use
7487 output_section_offset.
7488 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7490 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7491 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7492 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7494 2008-07-03 Ian Lance Taylor <iant@google.com>
7496 * layout.cc (Layout::include_section): Do not discard unrecognized
7497 SHT_STRTAB sections.
7499 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7501 * script.cc (Lex::can_continue_name): Make '?' allowable in
7502 version-script names.
7503 * testsuite/version_script.map: Change glob pattern to use '?'
7505 2008-06-30 Manish Singh <yosh@gimp.org>
7508 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7511 2008-06-30 Ian Lance Taylor <iant@google.com>
7515 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7516 versions]: Don't try to read the value in the contents, since we
7517 don't use it. Use the template endianness when writing.
7519 2008-06-25 Cary Coutant <ccoutant@google.com>
7521 * fileread.cc (File_read::make_view): Assert on zero-length view.
7522 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7523 symbol table when there are no symbols to read.
7525 2008-06-23 Craig Silverstein <csilvers@google.com>
7527 * version.cc (version_string): Bump to 1.7
7529 2008-06-18 Craig Silverstein <csilvers@google.com>
7531 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7532 constant 0xFFFF to type Valtype.
7533 (Powerpc_relocate_functions::rel16_ha): Likewise.
7535 2008-06-17 Ian Lance Taylor <iant@google.com>
7537 * output.h (Output_section::Input_section): Initialize p2align_ to
7538 zero for Output_section_data constructors.
7539 (Output_section::Input_section::addralign): If not an input
7540 section, return the alignment of the Output_section_data.
7541 * testsuite/copy_test.cc: New file.
7542 * testsuite/copy_test_1.cc: New file.
7543 * testsuite/copy_test_2.cc: New file.
7544 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7545 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7546 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7547 (copy_test_1_pic.o, copy_test_1.so): New targets.
7548 (copy_test_2_pic.o, copy_test_2.so): New targets.
7549 * testsuite/Makefile.in: Rebuild.
7551 * script-sections.cc (Script_sections::place_orphan): Initialize
7552 local variable exact.
7554 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7556 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7558 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7559 David S. Miller <davem@davemloft.net>
7561 * powerpc.cc: New file.
7562 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7563 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7564 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7565 * Makefile.in: Rebuild.
7567 2008-06-09 Ian Lance Taylor <iant@google.com>
7569 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7571 (throwing, orig_terminate): New static variables.
7572 (terminate_handler): New static function.
7573 (t2): Set terminate handler.
7575 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7578 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7581 2008-05-30 Cary Coutant <ccoutant@google.com>
7583 * archive.cc (Archive::include_all_members) Correct to step
7584 over symbol table and extended name table in thin archives.
7586 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7589 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7592 2008-05-28 Caleb Howe <cshowe@google.com>
7594 * reduced_debug_output.cc: New file.
7595 * reduced_debug_output.h: New file.
7596 * options.h (class General_options): Add --strip-debug-non-line.
7597 * options.cc (General_options::finalize): Add strip_debug_non_line
7598 to the strip heirarchy.
7599 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7601 * layout.cc: Include "reduced_debug_output.h".
7602 (Layout::Layout): Initialize new fields.
7603 (line_only_debug_sections): New static array.
7604 (is_lines_only_debug_sections): New static inline function.
7605 (Layout::include_section): Handle --strip-debug-non-line.
7606 (Layout::make_output_section): If --strip-debug-non-line, build
7607 new output sections for .debug_abbrev and .debug_info.
7608 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7609 gold. Warn about possible overflow.
7610 (read_signed_LEB_128): Likewise.
7611 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7612 (read_signed_LEB_128): Declare.
7613 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7614 (HFILES): Add reduced_debug_output.h.
7615 * Makefile.in: Rebuild.
7617 2008-05-21 Ian Lance Taylor <iant@google.com>
7619 * mapfile.cc: New file.
7620 * mapfile.h: New file.
7621 * options.h (class General_options): Add -M/--print-map and -Map.
7622 * options.cc (General_options::finalize): Make -M equivalent to
7624 * main.cc: Include <cstdio> and "mapfile.h".
7625 (main): Open mapfile if requested.
7626 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7627 constructor. Change caller.
7628 (queue_initial_tasks): Add mapfile parameter. Change caller.
7629 (queue_middle_tasks): Likewise.
7630 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7632 * archive.cc: Include "mapfile.h".
7633 (Archive::add_symbols): Add mapfile parameter. Change all
7634 callers. Pass mapfile, symbol, and reason to include_member.
7635 (Archive::include_all_members): Add mapfile parameter. Change all
7637 (Archive::include_member): Add mapfile, sym, and why parameters.
7638 Change all callers. Report inclusion to map file.
7639 * archive.h: Include "fileread.h".
7640 (class Archive): Update declarations.
7641 (Archive::file): New const method.
7642 (class Add_archive_symbols): Add mapfile_ field. Update
7643 constructor. Change all callers.
7644 * readsyms.h (class Read_symbols): Likewise.
7645 (class Finish_group): Likewise.
7646 (class Read_script): Likewise.
7647 * common.cc: Include "mapfile.h".
7648 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7650 (Symbol_table::do_allocate_commons): Likewise.
7651 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7652 symbol allocation to mapfile.
7653 * common.h (class Allocate_commons_task): Add mapfile_ field.
7654 Update constructor. Change all callers.
7655 * symtab.h (class Symbol_table): Update declarations.
7656 * layout.cc: Include "mapfile.h".
7657 (Layout_task_runner::run): Print information to mapfile.
7658 (Layout::create_gold_note): Change Output_data_fixed_space to
7659 Output_data_zero_fill.
7660 (Layout::create_build_id): Likewise.
7661 (Layout::print_to_mapfile): New function.
7662 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7663 constructor. Change caller.
7664 (class Layout): Declare print_to_mapfile.
7665 * output.cc (Output_section::Input_section::print_to_mapfile): New
7667 (Output_section::add_input_section): If producing a map, always
7668 add to input_sections_ list.
7669 (Output_section::do_print_to_mapfile): New function.
7670 (Output_segment::print_sections_to_mapfile): New function.
7671 (Output_segment::print_section_list_to_mapfile): New function.
7672 * output.h: Include "mapfile.h".
7673 (Output_data::print_to_mapfile): New function.
7674 (Output_data::do_print_to_mapfile): New virtual function.
7675 (Output_segment_headers::do_print_to_mapfile): New function.
7676 (Output_file_header::do_print_to_mapfile): New function.
7677 (Output_data_const::do_print_to_mapfile): New function.
7678 (class Output_data_const_buffer): Add map_name_ field. Update
7679 constructor. Change all callers. Add do_print_to_mapfile
7681 (class Output_data_fixed_space): Likewise.
7682 (class Output_data_space): Likewise.
7683 (class Output_data_zero_fill): New class.
7684 (Output_data_strtab::do_print_to_mapfile): New function.
7685 (Output_data_reloc_base::do_print_to_mapfile): New function.
7686 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7687 (Output_data_group::do_print_to_mapfile): New function.
7688 (Output_data_got::do_print_to_mapfile): New function.
7689 (Output_data_dynamic::do_print_to_mapfile): New function.
7690 (Output_symtab_xindex::do_print_to_mapfile): New function.
7691 (class Output_section): Declare do_print_to_mapflie. Declare
7692 print_to_mapfile in Input_section.
7693 (class Output_segment): Declare new functions.
7694 * object.h (Sized_relobj::symbol_count): New function.
7695 * script-sections.cc
7696 (Output_section_element_dot_assignment::set_section_addresses):
7697 Change Output_data_fixed_space to Output_data_zero_fill.
7698 (Output_data_expression::do_print_to_mapfile): New function.
7699 * script.cc (read_input_script): Add mapfile parameter. Change
7701 * script.h (read_input_script): Update declaration.
7702 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7703 (Eh_frame::do_print_to_mapfile): New function.
7704 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7705 (Output_merge_string::do_print_to_mapfile): New function.
7706 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7708 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7710 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7712 * Makefile.am (CCFILES): Add mapfile.cc.
7713 (HFILES): Add mapfile.h.
7714 * Makefile.in: Rebuild.
7716 2008-05-19 Ian Lance Taylor <iant@google.com>
7718 * options.h (class General_options): Add -z relro.
7719 * layout.cc (Layout::Layout): Initialize relro_segment_.
7720 (Layout::add_output_section_data): Return the output section.
7721 (Layout::make_output_section): Rcognize relro sections and mark
7723 (Layout::attach_allocated_section_to_segment): Put relro sections
7724 in a PT_GNU_RELRO segment.
7725 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7727 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7729 (Layout::linkonce_mapping): Map d.rel.ro.local to
7731 (Layout::output_section_name): Us .data.rel.ro.local for any
7732 section which begins with that.
7733 * layout.h (class Layout): Update add_output_section_data
7734 declaration. Add relro_segment_ field.
7735 * output.cc (Output_section::Output_section): Initialize is_relro_
7736 and is_relro_local_ fields.
7737 (Output_segment::add_output_section): Group relro sections.
7738 (Output_segment::is_first_section_relro): New function.
7739 (Output_segment::maximum_alignment): If there is a relro section,
7740 align the segment to the common page size.
7741 (Output_segment::set_section_addresses): Track whether we are
7742 looking at relro sections. If the last section is a relro
7743 section, align to the common page size.
7744 (Output_segment::set_section_list_addresses): Add in_relro
7745 parameter. Change all callers. Align to the page size when
7746 moving from relro to non-relro section.
7747 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7749 * output.h (class Output_section): Add is_relro_ and
7750 is_relro_local_ fields.
7751 (Output_section::is_relro): New function.
7752 (Output_section::set_is_relro): New function.
7753 (Output_section::is_relro_local): New function.
7754 (Output_section::set_is_relro_local): New function.
7755 (class Output_segment): Update declarations.
7756 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7757 * sparc.cc (Target_sparc::got_section): Likewise.
7758 * x86_64.cc (Target_x86_64::got_section): Likewise.
7759 * testsuite/relro_test_main.cc: New file.
7760 * testsuite/relro_test.cc: New file.
7761 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7762 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7763 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7764 (relro_test.so, relro_test_pic.o): New targets.
7765 * testsuite/Makefile.in: Rebuild.
7767 2008-05-16 Ian Lance Taylor <iant@google.com>
7769 * output.cc (Output_segment::add_output_section): Remove front
7771 * output.h (class Output_segment): Remove
7772 add_initial_output_section and overloaded add_output_section.
7773 Update declaration of remaining add_output_section.
7774 * layout.cc (Layout::create_interp): Call add_output_section
7775 rather than add_initial_output_section.
7776 (Layout::finish_dynamic_section): Likewise.
7778 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7779 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7780 know the dynamic type.
7781 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7782 field. Initialize it in constructor.
7783 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7784 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7785 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7788 * output.cc (Output_reloc::get_address): Change return type to
7790 * output.h (class Output_reloc): Update get_address declaration.
7791 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7792 for section addresses.
7794 2008-05-09 Ian Lance Taylor <iant@google.com>
7797 * gold.cc (gold_nomem): Use return value of write.
7799 2008-05-08 Ian Lance Taylor <iant@google.com>
7801 * symtab.c (Symbol::init_base_output_data): Add version
7802 parameter. Change all callers.
7803 (Symbol::init_base_output_segment): Likewise.
7804 (Symbol::init_base_constant): Likewise.
7805 (Symbol::init_base_undefined): Likewise.
7806 (Sized_symbol::init_output_data): Likewise.
7807 (Sized_symbol::init_output_segment): Likewise.
7808 (Sized_symbol::init_constant): Likewise.
7809 (Sized_symbol::init_undefined): Likewise.
7810 (Symbol_table::do_define_in_output_data): If the new symbol has a
7811 version, mark it as the default.
7812 (Symbol_table::do_define_in_output_segment): Likewise.
7813 (Symbol_table::do_define_as_constant): Likewise.
7814 * symtab.h (class Symbol): Update declarations.
7815 (class Sized_symbol): Likewise.
7816 * resolve.cc (Symbol::override_version): New function.
7817 (Symbol::override_base): Call override_version.
7818 (Symbol::override_base_with_special): Likewise.
7819 * testsuite/ver_script_8.script: New file.
7820 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7821 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7822 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7823 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7825 2008-05-06 Ian Lance Taylor <iant@google.com>
7828 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7830 (class General_options): Remove existing --undefined, and add
7831 --no-undefined instead. Add new --undefined as synonym for -u.
7832 * archive.cc (Archive::add_symbols): Check whether symbol was
7834 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7835 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7836 all uses. Add IS_UNDEFINED. Update declarations to split
7837 different versions of init_base. Declare init_base_undefined.
7838 (Symbol::is_defined): Handle IS_UNDEFINED.
7839 (Symbol::is_undefined): Likewise.
7840 (Symbol::is_weak_undefined): Call is_undefined.
7841 (Symbol::is_absolute): Handle IS_CONSTANT.
7842 (class Sized_symbol): Update declarations to split different
7843 versions of init. Declare init_undefined.
7844 (class Symbol_table): Declare new functions.
7845 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7847 (Symbol::init_base_output_data): Likewise.
7848 (Symbol::init_base_output_segment): Likewise.
7849 (Symbol::init_base_constant): Likewise.
7850 (Symbol::init_base_undefined): New function.
7851 (Sized_symbol::init_object): Rename from init. Change all
7853 (Sized_symbol::init_output_data): Likewise.
7854 (Sized_symbol::init_output_segment): Likewise.
7855 (Sized_symbol::init_constant): Likewise.
7856 (Sized_symbol::init_undefined): New function.
7857 (Symbol_table::add_undefined_symbols_from_command_line): New
7859 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7861 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7862 (Symbol::output_section): Likewise.
7863 (Symbol::set_output_section): Likewise.
7864 (Symbol_table::sized_finalize_symbol): Likewise.
7865 (Symbol_table::sized_write_globals): Likewise.
7866 * resolve.cc (Symbol_table::should_override): Likewise.
7867 (Symbol::override_base_with_special): Likewise.
7869 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7870 symbol, change it to have default visibility.
7871 * testsuite/protected_1.cc: New file.
7872 * testsuite/protected_2.cc: New file.
7873 * testsuite/protected_3.cc: New file.
7874 * testsuite/protected_main_1.cc: New file.
7875 * testsuite/protected_main_2.cc: New file.
7876 * testsuite/protected_main_3.cc: New file.
7877 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7878 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7879 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7880 (protected_1.so): New target.
7881 (protected_1_pic.o, protected_2_pic.o): New targets.
7882 (protected_3_pic.o): New target.
7883 (check_PROGRAMS): Add protected_2.
7884 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7885 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7886 * testsuite/Makefile.in: Rebuild.
7888 * options.h (DEFINE_var): Add set_user_set_##varname__.
7889 (DEFINE_bool_alias): New macro.
7890 (class General_options): Define -Bstatic using DEFINE_bool_alias
7891 rather than DEFINE_special. Add --undefined as an alias for -z
7893 * options.cc (General_options::parse_Bstatic): Remove.
7895 * options.h (class General_options): Add --fatal-warnings.
7896 * main.cc (main): Implement --fatal-warnings.
7897 * errors.h (Errors::warning_count): New function.
7899 * options.h (class General_options): Add -Bsymbolic-functions.
7900 * symtab.h (Symbol::is_preemptible): Check for
7901 -Bsymbolic-functions.
7903 2008-05-05 Ian Lance Taylor <iant@google.com>
7905 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7906 as noVARNAME rather than no-VARNAME.
7907 (class General_options): Add option -z combreloc.
7908 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7910 (Output_reloc::sort_before) [SHT_REL]: New function.
7911 (Output_reloc::sort_before) [SHT_RELA]: New function.
7912 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7913 Sort_relocs_comparison.
7914 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7915 parameter. Change all callers.
7916 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7917 sort_relocs parameter. Change all callers.
7918 * output.cc (Output_reloc::get_address): New function, broken out
7920 (Output_reloc::write_rel): Call it.
7921 (Output_reloc::compare): New function.
7922 (Output_data_reloc_base::do_write): Optionally sort relocs.
7924 * configure.ac: If targ_extra_obj is set, link it in.
7925 * configure.tgt: Initialize all variables.
7926 (x86_64*): Set targ_extra_obj and targ_extra_size.
7927 * configure: Rebuild.
7929 * object.cc (Sized_relobj::include_section_group): Adjust section
7930 indexes read from group data. Build vector to pass to
7932 * layout.cc (Layout::layout_group): Add flags and shndxes
7933 parameters. Remove contents parameter. Change caller. Update
7934 explicit instantiations.
7935 * layout.h (class Layout): Update layout_group declaration.
7936 * output.cc (Output_data_group::Output_data_group): Add flags and
7937 input_shndxes parameters. Remove contents parameter. Change
7939 (Output_data_group::do_write): Change input_sections_ to
7941 * output.h (class Output_data_group): Update constructor
7942 declaration. Rename input_sections_ to input_shndxes_.
7943 * testsuite/many_sections_test.cc: Add template.
7945 2008-04-30 Cary Coutant <ccoutant@google.com>
7947 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7949 * layout.cc (Layout::include_section): Refactored check for debug
7951 (Layout::add_comdat): Add new parameters. Change type
7952 of signature parameter. Add object and shndx to signatures table.
7953 (Layout::find_kept_object): New function.
7954 * layout.h: Include <cstring>.
7955 (Layout::is_debug_info_section): New function.
7956 (Layout::add_comdat): Add new parameters.
7957 (Layout::find_kept_object): New function.
7958 (Layout::Kept_section): New struct.
7959 (Layout::Signatures): Change type of map range.
7960 * object.cc (Relobj::output_section_address): New function.
7961 (Sized_relobj::include_section_group): Add new parameters. Change
7962 calls to Layout::add_comdat. Change to build table of kept comdat
7963 groups and table mapping discarded sections to kept sections.
7964 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7965 (Sized_relobj::do_layout): Change calls to include_section_group and
7966 include_linkonce_section.
7967 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7968 value to zero when section is discarded.
7969 (Sized_relobj::map_to_kept_section): New function.
7970 * object.h (Relobj::output_section_address): New function.
7971 (Relobj::Comdat_group): New type.
7972 (Relobj::find_comdat_group): New function.
7973 (Relobj::Comdat_group_table): New type.
7974 (Relobj::Kept_comdat_section): New type.
7975 (Relobj::Kept_comdat_section_table): New type.
7976 (Relobj::add_comdat_group): New function.
7977 (Relobj::set_kept_comdat_section): New function.
7978 (Relobj::get_kept_comdat_section): New function.
7979 (Relobj::comdat_groups_): New field.
7980 (Relobj::kept_comdat_sections_): New field.
7981 (Symbol_value::input_value): Update comment.
7982 (Sized_relobj::map_to_kept_section) New function.
7983 (Sized_relobj::include_linkonce_section): Add new parameter.
7984 * target-reloc.h (Comdat_behavior): New type.
7985 (get_comdat_behavior): New function.
7986 (relocate_section): Add code to map a discarded section to the
7987 corresponding kept section when applying a relocation.
7989 2008-04-30 Craig Silverstein <csilvers@google.com>
7991 * dwarf_reader.cc (next_generation_count): New static var.
7992 (Addr2line_cache_entry): New struct.
7993 (addr2line_cache): New static var.
7994 (Dwarf_line_info::one_addr2line): Added caching.
7995 (Dwarf_line_info::clear_addr2line_cache): New function.
7996 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7997 cache-size parameter.
7998 (Dwarf_line_info::one_addr2line_cache): New function.
7999 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8000 new cache-size argument to one_addr2line(), and clear cache.
8002 2008-04-28 Cary Coutant <ccoutant@google.com>
8004 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8005 R_386_PC8 relocations.
8007 2008-04-23 Ian Lance Taylor <iant@google.com>
8009 * object.cc (Sized_relobj::include_section_group): Check for
8010 invalid section group.
8012 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8015 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8016 than read for file header.
8017 * archive.cc (Archive::include_member): Likewise.
8019 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8021 * aclocal.m4: Regenerate.
8022 * configure: Regenerate.
8024 2008-04-19 Ian Lance Taylor <iant@google.com>
8026 * version.cc (version_string): Bump to 1.6.
8028 * testsuite/Makefile.am (many_sections_r_test): New target.
8029 (many_sections_r_test_SOURCES): Remove.
8030 (many_sections_r_test_DEPENDENCIES): Remove.
8031 (many_sections_r_test_LDFLAGS): Remove.
8032 (many_sections_r_test_LDADD): Remove.
8034 * object.cc (Sized_relobj::do_add_symbols): Always pass
8035 local_symbol_count_ to add_from_relobj.
8037 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8038 every thousand variables.
8039 * testsuite/Makefile.in: Rebuild.
8041 * object.cc (Xindex::initialize_symtab_xindex): New function.
8042 (Xindex::read_symtab_xindex): New function.
8043 (Xindex::sym_xindex_to_shndx): New function.
8044 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8046 (Sized_relobj::do_initialize_xindex): New function.
8047 (Sized_relobj::do_read_symbols): Adjust section links.
8048 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8049 parameter. Change all callers.
8050 (Sized_relobj::include_section_group): Adjust section links and
8051 symbol section indexes.
8052 (Sized_relobj::do_layout): Adjust section links.
8053 (Sized_relobj::do_count_local_symbols): Adjust section links and
8054 symbol section indexes.
8055 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8056 ordinary and special symbols.
8057 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8058 dynsym_xindex parameters. Change all callers. Adjust section
8059 links. Use SHN_XINDEX when needed.
8060 (Sized_relobj::get_symbol_location_info): Adjust section links.
8061 Don't get fooled by special symbols.
8062 * object.h (class Xindex): Define.
8063 (class Object): Add xindex_ parameter. Declare virtual functoin
8064 do_initialize_xindex.
8065 (Object::adjust_sym_shndx): New function.
8066 (Object::set_xindex): New protected function.
8067 (class Symbol_value): Add is_ordinary_shndx_ field.
8068 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8069 (Symbol_value::value): Assert ordinary section.
8070 (Symbol_value::initialize_input_to_output_map): Likewise.
8071 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8073 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8075 (class Sized_relobj): Update declarations.
8076 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8077 parameter. Change all callers.
8078 (Sized_relobj::adjust_shndx): New function.
8079 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8081 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8082 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8083 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8084 (Sized_dynobj::read_dynsym_section): Adjust section links.
8085 (Sized_dynobj::read_dynamic): Likewise.
8086 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8088 (Sized_dynobj::do_initialize_xindex): New function.
8089 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8090 do_initialize_xindex.
8091 (Sized_dynobj::adjust_shndx): New function.
8092 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8093 dynsym_xindex_ fields.
8094 (Layout::finalize): Add a call to set_section_indexes before
8095 creating the symtab sections.
8096 (Layout::set_section_indexes): Don't do anything if the section
8097 already has a section index.
8098 (Layout::create_symtab_sections): Add shnum parameter. Change
8099 caller. Create .symtab_shndx section if needed.
8100 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8102 (Layout::allocated_output_section_count): New function.
8103 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8105 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8106 fields. Update declarations.
8107 (Layout::symtab_xindex): New function.
8108 (Layout::dynsym_xindex): New function.
8109 (class Write_symbols_task): Add layout_ field.
8110 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8112 * output.cc (Output_section_headers::Output_section_headers): Add
8113 shstrtab_section parameter. Change all callers.
8114 (Output_section_headers::do_sized_write): Store overflow values
8115 for section count and section string table section index in
8116 section header zero.
8117 (Output_file_header::do_sized_write): Check for overflow of
8118 section count and section string table section index.
8119 (Output_symtab_xindex::do_write): New function.
8120 (Output_symtab_xindex::endian_do_write): New function.
8121 * output.h (class Output_section_headers): Add shstrtab_section_.
8122 Update declarations.
8123 (class Output_symtab_xindex): Define.
8124 (Output_section::has_out_shndx): New function.
8125 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8127 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8129 (Sized_symbol::init): Likewise.
8130 (Symbol::output_section): Check for ordinary symbol.
8131 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8132 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8134 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8135 Change all callers. Simplify handling of symbols from sections
8136 not included in the link.
8137 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8139 (Weak_alias_sorter::operator()): Assert that symbols are
8141 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8143 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8144 parameters. Change all callers.
8145 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8146 symbol distinction. Use SHN_XINDEX when needed.
8147 (Symbol_table::write_section_symbol): Add symtab_xindex
8148 parameter. Change all callers.
8149 (Symbol_table::sized_write_section_symbol): Likewise. Use
8150 SHN_XINDEX when needed.
8151 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8153 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8154 (Symbol::is_defined): Check is_ordinary.
8155 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8156 (Symbol::is_absolute, Symbol::is_common): Likewise.
8157 (class Sized_symbol): Update declarations.
8158 (class Symbol_table): Update declarations.
8159 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8160 parameters. Change all callers.
8161 (Sized_symbol::override): Likewise.
8162 (Symbol_table::override): Likewise.
8163 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8164 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8165 is_ordinary, and orig_st_shndx parameters. Change all callers.
8166 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8167 to be in an ordinary section.
8168 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8169 object and is_ordinary parameters. Change all callers.
8170 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8171 Change all callers. Don't add undefined or non-ordinary symbols
8173 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8175 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8177 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8178 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8179 (Sized_relobj::relocate_sections): Likewise.
8180 * target-reloc.h (scan_relocs): Adjust section symbol index.
8181 (scan_relocatable_relocs): Likewise.
8182 * i386.cc (Scan::local): Check for ordinary symbols.
8183 * sparc.cc (Scan::local): Likewise.
8184 * x86_64.cc (Scan::local): Likewise.
8185 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8186 to symbol_section_and_value.
8187 * testsuite/many_sections_test.cc: New file.
8188 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8189 (check_PROGRAMS): Add many_sections_test.
8190 (many_sections_test_SOURCES): Define.
8191 (many_sections_test_DEPENDENCIES): Define.
8192 (many_sections_test_LDFLAGS): Define.
8193 (BUILT_SOURCES): Add many_sections_define.h.
8194 (many_sections_define.h): New target.
8195 (BUILT_SOURCES): Add many_sections_check.h.
8196 (many_sections_check.h): New target.
8197 (check_PROGRAMS): Add many_sections_r_test.
8198 (many_sections_r_test_SOURCES): Define.
8199 (many_sections_r_test_DEPENDENCIES): Define.
8200 (many_sections_r_test_LDFLAGS): Define.
8201 (many_sections_r_test_LDADD): Define.
8202 (many_sections_r_test.o): New target.
8203 * testsuite/Makefile.in: Rebuild.
8205 2008-04-17 Cary Coutant <ccoutant@google.com>
8207 * errors.cc (Errors::info): New function.
8208 (gold_info): New function.
8209 * errors.h (Errors::info): New function.
8210 * gold.h (gold_info): New function.
8211 * object.cc (Input_objects::add_object): Print trace output.
8212 * options.cc (options::parse_set): New function.
8213 (General_options::parse_wrap): Deleted.
8214 (General_options::General_options): Deleted initializer.
8215 * options.h (options::String_set): New typedef.
8216 (options::parse_set): New function.
8217 (DEFINE_set): New macro.
8218 (General_options::wrap): Changed to use DEFINE_set. Changed
8219 callers of any_wrap_symbols and is_wrap_symbol.
8220 (General_options::trace, General_options::trace_symbol):
8222 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8223 (General_options::wrap_symbols_): Deleted.
8224 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8226 2008-04-17 David S. Miller <davem@davemloft.net>
8228 * options.cc (General_options::parse_V): New function.
8229 * options.h: Add entries for -V and -Qy.
8231 2008-04-17 Ian Lance Taylor <iant@google.com>
8233 * common.cc (Symbol_table::allocate_commons): Remove options
8234 parameter. Change caller.
8235 (Symbol_table::do_allocate_commons): Remove options parameter.
8236 Change caller. Just call do_allocate_commons_list twice.
8237 (Symbol_table::do_allocate_commons_list): New function, broken out
8238 of do_allocate_commons.
8239 * common.h (class Allocate_commons_task): Remove options_ field.
8241 * symtab.cc (Symbol_table::Symbol_table): Initialize
8243 (Symbol_table::add_from_object): Put TLS common symbols on
8245 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8246 which are IN_OUTPUT_DATA.
8247 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8248 allocate_commons and do_allocate_commons declarations. Declare
8249 do_allocate_commons_list.
8250 * gold.cc (queue_middle_tasks): Update creation of
8251 Allocate_commons_task to not pass options.
8252 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8253 (TLS_TEST_C_FLAGS): New variable.
8254 (tls_test_c_pic.o): New target.
8255 (tls_test_shared.so): Link in tls_test_c_pic.o.
8256 (tls_test_c_pic_ie.o): New target.
8257 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8258 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8259 (tls_test_c.o): New target.
8260 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8261 (tls_pic_test_LDADD): Likewise.
8262 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8263 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8264 (tls_test_c_gnu2.o): New target.
8265 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8267 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8268 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8269 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8270 * testsuite/tls_test.cc: Include "config.h".
8271 (t_last): Call t11_last.
8272 * testsuite/tls_test.h (t11, t11_last): Declare.
8273 * testsuite/tls_test_c.c: New file.
8274 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8275 * configure.ac: Check for OpenMP support.
8276 * configure, config.in, Makefile.in: Rebuild.
8277 * testsuite/Makefile.in: Rebuild.
8279 2008-04-16 Cary Coutant <ccoutant@google.com>
8281 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8282 (Target_i386::tls_base_symbol_defined_): New field.
8283 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8284 (Target_i386::Scan::global): Likewise.
8285 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8286 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8287 (Target_x86_64::tls_base_symbol_defined_): New field.
8288 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8289 (Target_x86_64::Scan::global): Likewise.
8291 2008-04-16 Cary Coutant <ccoutant@google.com>
8293 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8294 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8295 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8296 building shared libraries.
8297 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8298 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8299 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8300 * testsuite/Makefile.in: Rebuild.
8301 * testsuite/weak_undef.h: New file.
8302 * testsuite/weak_undef_file1.cc: Add extra test cases.
8303 * testsuite/weak_undef_file2.cc: Likewise.
8304 * testsuite/weak_undef_test.cc: Likewise.
8306 2008-04-16 David S. Miller <davem@davemloft.net>
8308 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8309 Add issued_non_pic_error_ field. Declare check_non_pic.
8310 (Target_sparc::Scan::check_non_pic): New function.
8311 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8312 (Target_sparc::Scan::global): Likewise.
8314 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8315 * configure: Rebuild.
8317 * options.h (DEFINE_enable): New macro.
8318 (new_dtags): New enable option.
8319 (initfirst, interpose, loadfltr, nodefaultlib,
8320 nodelete, nodlopen, nodump): New -z options.
8321 * layout.cc (Layout:finish_dynamic_section): If new
8322 dtags enabled, emit DT_RUNPATH. Also, emit a
8323 DT_FLAGS_1 containing any specified -z flags.
8325 2008-04-16 Ian Lance Taylor <iant@google.com>
8327 * copy-relocs.cc: New file.
8328 * copy-relocs.h: New file.
8329 * reloc.cc: Remove Copy_relocs code.
8330 * reloc.h: Likewise.
8331 * reloc-types.h (struct Reloc_types) [both versions]: Add
8332 get_reloc_addend_noerror.
8333 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8334 variants of add_global which take an addend which must be zero.
8335 * i386.cc: Include "copy-relocs.h".
8336 (class Target_i386): Change type of copy_relocs_ to variable,
8338 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8340 (Target_i386::do_finalize_sections): Change handling of
8342 * sparc.cc: Include "copy-relocs.h".
8343 (class Target_sparc): Change type of copy_relocs_ to variable,
8345 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8347 (Target_sparc::do_finalize_sections): Change handling of
8349 * x86_64.cc: Include "copy-relocs.h".
8350 (class Target_x86_64): Change type of copy_relocs_ to variable,
8352 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8353 class. Change all callers.
8354 (Target_x86_64::do_finalize_sections): Change handling of
8356 * Makefile.am (CCFILES): Add copy-relocs.cc.
8357 (HFILES): Add copy-relocs.h.
8359 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8361 * testsuite/script_test_4.sh: Permit leading zeroes.
8363 2008-04-15 Ian Lance Taylor <iant@google.com>
8365 * script-sections.cc (Script_sections::create_segments): Use
8366 header_size_adjustment even when there is enough room for the
8368 * testsuite/script_test_4.sh: New file.
8369 * testsuite/script_test_4.t: New file.
8370 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8371 (check_DATA): Add script_test_4.stdout.
8372 (MOSTLYCLEANFILES): Likewise.
8373 (script_test_4): New target.
8374 (script_test_4.stdout): New target.
8375 * testsuite/Makefile.in: Rebuild.
8377 * sparc.cc: Add definitions for Output_data_plt_sparc class
8380 2008-04-14 David S. Miller <davem@davemloft.net>
8382 * sparc.cc: New file.
8383 * Makefile.am (TARGETSOURCES): Add sparc.cc
8384 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8385 * configure.tgt: Document targ_extra_size and
8386 targ_extra_big_endian. Add entries for sparc-* and
8388 * configure.ac: Handle targ_extra_size and
8389 targ_extra_big_endian.
8390 * Makefile.in: Rebuild.
8391 * configure: Likewise.
8392 * po/POTFILES.in: Likewise.
8393 * po/gold.pot: Likewise.
8395 2008-04-14 Ian Lance Taylor <iant@google.com>
8397 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8398 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8399 in the name/type/flags to section mapping. Don't call
8400 allocate_output_section.
8401 (Layout::choose_output_section): Change parameter from adjust_name
8402 to is_input_section. Don't permit input sections after sections
8403 are attached to segments. Don't call allocate_output_section.
8404 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8405 not write_enable_output_section.
8406 (Layout::make_output_section): Don't push to
8407 unattached_section_list_ nor call attach_to_segment. Call
8408 attach_section_to_segment if sections are attached.
8409 (Layout::attach_sections_to_segments): New function.
8410 (Layout::attach_section_to_segment): New function.
8411 (Layout::attach_allocated_section_to_segment): Rename from
8412 attach_to_segment. Remove flags parameter.
8413 (Layout::allocate_output_section): Remove function.
8414 (Layout::write_enable_output_section): Remove function.
8415 * layout.h (class Layout): Update for above changes. Add new
8416 field sections_are_attached_.
8417 * output.h (Output_section::update_flags_for_input_section): New
8419 * output.cc (Output_section::add_input_section): Call
8420 update_flags_for_input_section.
8421 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8423 2008-04-11 Cary Coutant <ccoutant@google.com>
8425 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8426 thought unnecessary.
8427 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8429 2008-04-11 Ian Lance Taylor <iant@google.com>
8431 * output.h (class Output_section_data): Remove inline definition
8433 * output.cc (Output_section_data::set_addralign): New function.
8435 2008-04-11 Cary Coutant <ccoutant@google.com>
8437 Add support for TLS descriptors for i386 and x86_64.
8438 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8439 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8440 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8442 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8443 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8444 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8446 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8447 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8448 Fix problem with initial-exec relocations.
8449 (Target_i386::Relocate::relocate_tls): Likewise.
8450 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8452 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8453 support for section-plus-offset dynamic table entries.
8454 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8455 (Output_data_dynamic::Dynamic_entry): Add support for
8456 section-plus-offset dynamic table entries.
8457 (Output_data_dynamic::Classification): Likewise.
8458 (Output_data_dynamic::classification_): Renamed offset_.
8459 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8460 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8461 (Target_x86_64::make_plt_section): New function.
8462 (Target_x86_64::reserve_tlsdesc_entries): New function.
8463 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8464 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8465 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8466 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8467 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8468 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8469 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8470 add extra PLT entry for TLS descriptors.
8471 (Output_data_plt_x86_64::got_): New field.
8472 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8473 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8475 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8477 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8478 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8479 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8480 R_386_TLS_DESC_CALL relocations.
8481 (Target_x86_64::Scan::global): Likewise.
8482 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8483 for TLS descriptors.
8484 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8485 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8486 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8487 GD-to-IE relaxation.
8488 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8489 and TLS_DESCRIPTORS.
8490 * Makefile.in: Rebuild.
8491 * configure: Rebuild.
8492 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8493 (tls_test_shared2.so): New target.
8494 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8495 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8496 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8497 (tls_shared_gd_to_ie_test_LDADD): New variable.
8498 (tls_shared_gnu2_gd_to_ie_test): New target.
8499 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8501 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8502 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8503 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8504 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8505 (tls_shared_gnu2_test): New target.
8506 (tls_test_gnu2_shared.so): New target.
8507 (tls_shared_gnu2_test_SOURCES): New variable.
8508 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8509 (tls_shared_gnu2_test_LDFLAGS): New variable.
8510 (tls_shared_gnu2_test_LDADD): New variable.
8511 * testsuite/Makefile.in: Rebuild.
8512 * testsuite/Makefile.
8514 2008-04-11 Ian Lance Taylor <iant@google.com>
8516 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8518 * testsuite/Makefile.in: Rebuild.
8520 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8522 * testsuite/script_test_2.cc (main): Adjust test.
8524 2008-04-11 David S. Miller <davem@davemloft.net>
8525 Ian Lance Taylor <iant@google.com>
8527 * options.h (General_options): Add entries for '-Y' and
8529 * options.cc (General_options:finalize): If -Y was used, add those
8530 entries to the library path instead of the default "/lib" and
8533 2008-04-11 David S. Miller <davem@davemloft.net>
8535 * testsuite/justsyms.t: Start at 0x100.
8536 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8537 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8539 * testsuite/script_test_2.cc: Adjust string and section length
8542 2008-04-09 Ian Lance Taylor <iant@google.com>
8545 * script-sections.cc (Sections_element::allocate_to_segment): Add
8547 (Output_section_definition::allocate_to_segment): Likewise.
8548 (Orphan_output_section::allocate_to_segment): Likewise.
8549 (Script_sections::attach_sections_using_phdrs_clause): Don't
8550 propagate non-PT_LOAD segments to orphan sections.
8551 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8552 readelf rather than objdump.
8553 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8554 .interp section and PT_INTERP segment are the same size.
8555 * testsuite/Makefile.in: Rebuild.
8557 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8558 aliases for symbols defined in the same object.
8559 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8560 (weak_alias_test_SOURCES): New variable.
8561 (weak_alias_test_DEPENDENCIES): New variable.
8562 (weak_alias_test_LDFLAGS): New variable.
8563 (weak_alias_test_LDADD): New variable.
8564 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8565 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8566 (weak_alias_test_3.o): New target.
8567 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8568 * testsuite/weak_alias_test_main.cc: New file.
8569 * testsuite/weak_alias_test_1.cc: New file.
8570 * testsuite/weak_alias_test_2.cc: New file.
8571 * testsuite/weak_alias_test_3.cc: New file.
8573 2008-04-08 Ian Lance Taylor <iant@google.com>
8575 * options.h (class General_options): Add --noinhibit-exec option.
8576 * main.cc (main): Check --noinhibit-exec.
8578 * options.h (class General_options): Define --wrap as a special
8579 option. Add wrap_symbols_ field.
8580 (General_options::any_wrap_symbols): New function.
8581 (General_options::is_wrap_symbol): New function.
8582 * options.cc (General_options::parse_wrap): New function.
8583 (General_options::General_options): Initialize wrap_symbols_.
8584 * symtab.cc (Symbol_table::wrap_symbol): New function.
8585 (Symbol_table::add_from_object): Handle --wrap.
8586 * symtab.h (class Symbol_table): Declare wrap_symbol.
8587 * target.h (Target::wrap_char): New function.
8588 (Target::Target_info): Add wrap_char field.
8589 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8590 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8591 * testsuite/testfile.cc (Target_test::test_target_info):
8594 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8597 * layout.h (class Layout): Add added_eh_frame_data_ field.
8598 * layout.cc (Layout::Layout): Initialize new field.
8599 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8600 output section until we find a section we merged successfully.
8601 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8602 that the size be non-zero.
8604 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8607 2008-04-08 Craig Silverstein <csilvers@google.com>
8609 * configure.ac: Export new conditional variable HAVE_ZLIB.
8610 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8612 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8613 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8615 2008-04-07 Ian Lance Taylor <iant@google.com>
8617 * version.cc (version_string): Set to "1.5".
8619 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8620 Add issued_non_pic_error_ field. Declare check_non_pic.
8621 (Target_x86_64::Scan::check_non_pic): New function.
8622 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8623 (Target_x86_64::Scan::global): Likewise.
8625 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8626 addend parameter. Change caller. Handle merge sections.
8627 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8628 Address to Addend. Don't add in the result of
8629 local_section_offset, pass down the addend and use the returned
8631 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8632 Update declarations of local_section_offset and symbol_value.
8633 * testsuite/two_file_test_1.cc (t18): New function.
8634 * testsuite/two_file_test_2.cc (f18): New function.
8635 * testsuite/two_file_test_main.cc (main): Call t18.
8636 * testsuite/two_file_test.h (t18, f18): Declare.
8638 * configure.ac: Don't test for objdump, c++filt, or readelf.
8639 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8641 (TEST_READELF): New variable.
8642 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8643 (check_PROGRAMS): Add two_file_strip_test.
8644 (two_file_strip_test): New target.
8645 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8646 (two_file_same_shared_strip_test_SOURCES): New variable.
8647 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8648 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8649 (two_file_same_shared_strip_test_LDADD): New variable.
8650 (two_file_shared_strip.so): New target.
8651 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8652 (ver_test_5.syms, ver_test_7.syms): Likewise.
8653 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8654 (strip_test_3.stdout): Use TEST_OBJDUMP.
8655 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8657 2008-04-04 Cary Coutant <ccoutant@google.com>
8659 * symtab.h (Symbol::is_weak_undefined): New function.
8660 (Symbol::is_strong_undefined): New function.
8661 (Symbol::is_absolute): New function.
8662 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8663 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8665 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8666 (weak_undef_test): New target.
8667 * testsuite/Makefile.in: Rebuild.
8668 * testsuite/weak_undef_file1.cc: New file.
8669 * testsuite/weak_undef_file2.cc: New file.
8670 * testsuite/weak_undef_test.cc: New file.
8672 2008-04-03 Craig Silverstein <csilvers@google.com>
8674 * compressed_output.h (class Output_compressed_section): Use
8676 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8678 (zlib_compressed_suffix): Removed.
8679 (Output_compressed_section::set_final_data_size): Use unsigned
8681 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8682 Fix linker invocation.
8683 (flagstest_o_specialfile_and_compress_debug_sections):
8685 * testsuite/Makefile.in: Regenerated.
8687 2008-04-02 David S. Miller <davem@davemloft.net>
8689 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8690 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8692 2008-04-02 Craig Silverstein <csilvers@google.com>
8696 2008-04-02 Ian Lance Taylor <iant@google.com>
8698 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8699 parameters. Update for new key type to views_. Change all
8701 (File_read::read): Adjust for byteshift in returned view.
8702 (File_read::add_view): New function, broken out of
8704 (File_read::make_view): New function, broken out of
8706 (File_read::find_or_make_view): Add offset and aligned
8707 parameters. Rewrite accordingly. Change all callers.
8708 (File_read::get_view): Add offset and aligned parameters. Adjust
8709 for byteshift in return value.
8710 (File_read::get_lasting_view): Likewise.
8711 * fileread.h (class File_read): Update declarations.
8712 (class File_read::View): Add byteshift_ field. Add byteshift to
8713 constructor. Add byteshift method.
8714 * archive.h (Archive::clear_uncached_views): New function.
8715 (Archive::get_view): Add aligned parameter. Change all callers.
8716 * object.h (Object::get_view): Add aligned parameter. Change all
8718 (Object::get_lasting_view): Likewise.
8720 * fileread.cc (File_read::release): Don't call clear_views if
8721 there are multiple objects.
8722 * fileread.h (File_read::clear_uncached_views): New function.
8723 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8726 2008-03-31 Cary Coutant <ccoutant@google.com>
8728 Add thin archive support.
8729 * archive.cc (Archive::armagt): New const.
8730 (Archive::setup): Remove task parameter and calls to unlock.
8731 (Archive::unlock_nested_archives): New function.
8732 (Archive::read_header): Add nested_off parameter. Change
8734 (Archive::interpret_header): Likewise.
8735 (Archive::include_all_members): Change to handle thin
8737 (Archive::include_member): Likewise.
8738 * archive.h (Archive::Archive): Add new parameters and
8740 (Archive::armagt): New const.
8741 (Archive::setup): Remove task parameter.
8742 (Archive::unlock_nested_archives): New function.
8743 (Archive::read_header): Add nested_off parameter.
8744 (Archive::interpret_header): Likewise.
8745 (Archive::Nested_archive_table): New typedef.
8746 (Archive::is_thin_archive_): New field.
8747 (Archive::nested_archives_): New field.
8748 (Archive::options_): New field.
8749 (Archive::dirpath_): New field.
8750 (Archive::task_): New field.
8751 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8752 for thin archives. Pass additional parameters to
8753 Archive::Archive. Unlock the archive file after calling
8756 2008-03-29 Ian Lance Taylor <iant@google.com>
8758 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8759 version symbol to be local.
8760 * testsuite/ver_test_4.sh: New file.
8761 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8762 (check_DATA): Add ver_test_4.syms.
8763 (ver_test_4.syms): New target.
8764 * testsuite/Makefile.in: Rebuild.
8767 (Output_section::Input_section_sort_entry::has_priority): New
8769 (Output_section::Input_section_sort_entry::match_file_name): New
8771 (Output_section::Input_section_sort_entry::match_section_name):
8773 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8775 (Output_section::Input_section_sort_entry::match_section_file):
8777 (Output_section::Input_section_sort_compare::operator()): Rewrite
8778 using new Input_section_sort_entry functions. Sort crtbegin and
8779 crtend first. Sort sections with no priority before sections with
8781 * testsuite/initpri1.c (d3): Check j != 4.
8782 (cd5): New constructor/destructor function.
8783 (main): Check j != 2.
8785 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8786 new symbol when resolving, don't call set_is_default.
8787 * testsuite/ver_test_7.cc: New file.
8788 * testsuite/ver_test_7.sh: New file.
8789 * testsuite/Makefile.am (ver_test_7.so): New target.
8790 (ver_test_7.o): New target.
8791 (check_SCRIPTS): Add ver_test_7.sh.
8792 (check_DATA): Add ver_test_7.syms.
8793 (ver_test_7.syms): New target.
8795 2008-03-28 Ian Lance Taylor <iant@google.com>
8797 * layout.cc (Layout::layout): If we see an input section with a
8798 name that needs sorting, set the must_sort flag for the output
8800 (Layout::make_output_section): If the name of the output section
8801 indicates that it might require sorting, set the may_sort flag.
8802 * output.h (Output_section::may_sort_attached_input_sections): New
8804 (Output_section::set_may_sort_attached_input_sections): New
8806 (Output_section::must_sort_attached_input_sections): New
8808 (Output_section::set_must_sort_attached_input_sections): New
8810 (class Output_section): Declare Input_section_sort_entry. Define
8811 Input_section_sort_compare. Declare
8812 sort_attached_input_sections. Add new fields:
8813 may_sort_attached_input_sections_,
8814 must_sort_attached_input_sections_,
8815 attached_input_sections_are_sorted_.
8816 * output.cc (Output_section::Output_section): Initialize new
8818 (Output_section::add_input_section): Add an entry to
8819 input_sections_ if may_sort or must_sort are true.
8820 (Output_section::set_final_data_size): Call
8821 sort_attached_input_sections if necessary.
8822 (Output_section::Input_section_sort_entry): Define new class.
8823 (Output_section::Input_section_sort_compare::operator()): New
8825 (Output_section::sort_attached_input_sections): New function.
8826 * configure.ac: Check whether the compiler supports constructor
8827 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8828 * testsuite/initpri1.c: New file.
8829 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8830 CONSTRUCTOR_PRIORITY.
8831 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8832 (initpri1_LDFLAGS): New variable.
8833 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8835 2008-03-27 Ian Lance Taylor <iant@google.com>
8837 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8838 * testsuite/common_test_1.c: New file.
8839 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8840 (common_test_1_SOURCES): New variable.
8841 (common_test_1_DEPENDENCIES): New variable.
8842 (common_test_1_LDFLAGS): New variable.
8844 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8845 and commons_ correctly when NAME/VERSION does not override
8847 * testsuite/ver_test_6.c: New file.
8848 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8849 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8850 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8852 2008-03-26 Ian Lance Taylor <iant@google.com>
8854 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8855 of an undefined symbol from a version script.
8856 * testsuite/Makefile.am (ver_test_5.so): New target.
8857 (ver_test_5.o): New target.
8858 (check_SCRIPTS): Add ver_test_5.sh.
8859 (check_DATA): Add ver_test_5.syms.
8860 (ver_test_5.syms): New target.
8861 * testsuite/ver_test_5.cc: New file.
8862 * testsuite/ver_test_5.script: New file.
8863 * testsuite/ver_test_5.sh: New file.
8864 * Makefile.in, testsuite/Makefile.in: Rebuild.
8867 Fix problems building gold with gcc 4.3.0.
8868 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8869 (gold_error_at_location, gold_warning_at_location): Use it.
8870 * configure.ac: Check whether we can compile and use a template
8871 function with a printf attribute.
8872 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8873 when jumping over bytes.
8874 * object.cc: Instantiate Object::read_section_data.
8875 * debug.h: Include <cstring>
8876 * dwarf_reader.cc: Include <algorithm>
8877 * main.cc: Include <cstring>.
8878 * options.cc: Include <cstring>.
8879 * output.cc: Include <cstring>.
8880 * script.cc: Include <cstring>.
8881 * script.h: Include <string>.
8882 * symtab.cc: Include <cstring> and <algorithm>.
8883 * target-select.cc: Include <cstring>.
8884 * version.cc: Include <string>.
8885 * testsuite/testmain.cc: Include <cstdlib>.
8886 * configure, config.in: Rebuild.
8888 2008-03-25 Ian Lance Taylor <iant@google.com>
8890 * options.cc: Include "../bfd/bfdver.h".
8891 (options::help): Print bug reporting address.
8893 * version.cc (print_version): Adjust output for current value of
8898 * options.cc (options::help): Print list of supported targets.
8899 * target-select.h: Include <vector>.
8900 (class Target_selector): Make machine_, size_, and is_big_endian_
8901 fields const. Add bfd_name_ and instantiated_target_ fields.
8902 (Target_selector::Target_selector): Add bfd_name parameter.
8903 (Target_selector::recognize): Make non-virtual, call
8905 (Target_selector::recognize_by_name): Make non-virtual, call
8906 do_recognize_by_name.
8907 (Target_selector::supported_names): New function.
8908 (Target_selector::bfd_name): New function.
8909 (Target_selector::do_instantiate_target): New pure virtual
8911 (Target_selector::do_recognize): New virtual function.
8912 (Target_selector::do_recognize_by_name): New virtual function.
8913 (Target_selector::instantiate_target): New private function.
8914 (supported_target_names): Declare.
8915 * target-select.cc (Target_selector::Target_selector): Update for
8916 new parameter and fields.
8917 (select_target_by_name): Check that the name matches before
8918 calling recognize_by_name.
8919 (supported_target_names): New function.
8920 * i386.cc (class Target_selector_i386): Update Target_selector
8921 constructor call. Remove recognize and recognize_by_name. Add
8922 do_instantiate_target.
8923 * x86_64.cc (class Target_selector_x86_64): Likewise.
8924 * testsuite/testfile.cc (class Target_selector_test): Update for
8925 changes to Target_selector.
8927 * README: Rewrite, with some notes on unsupported features.
8929 2008-03-24 Cary Coutant <ccoutant@google.com>
8931 * i386.cc (Target_i386::Got_type): New enum declaration.
8932 (Target_i386::Scan::local): Updated callers of Output_data_got
8934 (Target_i386::Scan::global): Likewise.
8935 (Target_i386::Relocate::relocate): Likewise.
8936 (Target_i386::Relocate::relocate_tls): Likewise.
8937 * object.h (Got_offset_list): New class.
8938 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8939 (Sized_relobj::local_got_offset): Likewise.
8940 (Sized_relobj::set_local_got_offset): Likewise.
8941 (Sized_relobj::local_has_tls_got_offset): Removed.
8942 (Sized_relobj::local_tls_got_offset): Removed.
8943 (Sized_relobj::set_local_tls_got_offset): Removed.
8944 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8945 * output.cc (Output_data_got::add_global): Added got_type parameter.
8946 (Output_data_got::add_global_with_rel): Likewise.
8947 (Output_data_got::add_global_with_rela): Likewise.
8948 (Output_data_got::add_global_pair_with_rel): New function.
8949 (Output_data_got::add_global_pair_with_rela): New function.
8950 (Output_data_got::add_local): Added got_type parameter.
8951 (Output_data_got::add_local_with_rel): Likewise.
8952 (Output_data_got::add_local_with_rela): Likewise.
8953 (Output_data_got::add_local_pair_with_rel): New function.
8954 (Output_data_got::add_local_pair_with_rela): New function.
8955 (Output_data_got::add_global_tls): Removed.
8956 (Output_data_got::add_global_tls_with_rel): Removed.
8957 (Output_data_got::add_global_tls_with_rela): Removed.
8958 (Output_data_got::add_local_tls): Removed.
8959 (Output_data_got::add_local_tls_with_rel): Removed.
8960 (Output_data_got::add_local_tls_with_rela): Removed.
8961 * output.h (Output_data_got::add_global): Added got_type parameter.
8962 (Output_data_got::add_global_with_rel): Likewise.
8963 (Output_data_got::add_global_with_rela): Likewise.
8964 (Output_data_got::add_global_pair_with_rel): New function.
8965 (Output_data_got::add_global_pair_with_rela): New function.
8966 (Output_data_got::add_local): Added got_type parameter.
8967 (Output_data_got::add_local_with_rel): Likewise.
8968 (Output_data_got::add_local_with_rela): Likewise.
8969 (Output_data_got::add_local_pair_with_rel): New function.
8970 (Output_data_got::add_local_pair_with_rela): New function.
8971 (Output_data_got::add_global_tls): Removed.
8972 (Output_data_got::add_global_tls_with_rel): Removed.
8973 (Output_data_got::add_global_tls_with_rela): Removed.
8974 (Output_data_got::add_local_tls): Removed.
8975 (Output_data_got::add_local_tls_with_rel): Removed.
8976 (Output_data_got::add_local_tls_with_rela): Removed.
8977 * resolve.cc (Symbol::override_base_with_special): Removed
8978 reference to has_got_offset_ field.
8979 * symtab.cc (Symbol::init_fields): Replaced initialization
8980 of got_offset_ with got_offsets_. Removed initialization
8982 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8983 (Symbol::got_offset): Likewise.
8984 (Symbol::set_got_offset): Likewise.
8985 (Symbol::has_tls_got_offset): Removed.
8986 (Symbol::tls_got_offset): Removed.
8987 (Symbol::set_tls_got_offset): Removed.
8988 (Symbol::got_offset_): Removed.
8989 (Symbol::tls_mod_got_offset_): Removed.
8990 (Symbol::tls_pair_got_offset_): Removed.
8991 (Symbol::got_offsets_): New field.
8992 (Symbol::has_got_offset): Removed.
8993 (Symbol::has_tls_mod_got_offset): Removed.
8994 (Symbol::has_tls_pair_got_offset): Removed.
8995 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8996 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8998 (Target_x86_64::Scan::global): Likewise.
8999 (Target_x86_64::Relocate::relocate): Likewise.
9000 (Target_x86_64::Relocate::relocate_tls): Likewise.
9002 2008-03-25 Ben Elliston <bje@au.ibm.com>
9004 * yyscript.y: Fix spelling error in comment.
9006 2008-03-24 Ian Lance Taylor <iant@google.com>
9008 * options.h (class General_options): Define build_id option.
9009 * layout.h (class Layout): Declare write_build_id, create_note,
9010 create_build_id. Add build_id_note_ member.
9011 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9012 "libiberty.h", "md5.h", "sha1.h".
9013 (Layout::Layout): Initialize eh_frame_data_,
9014 eh_frame_hdr_section_, and build_id_note_.
9015 (Layout::finalize): Call create_build_id.
9016 (Layout::create_note): New function, broken out of
9017 Layout::create_gold_note.
9018 (Layout::create_gold_note): Call create_note.
9019 (Layout::create_build_id): New function.
9020 (Layout::write_build_id): New function.
9021 (Close_task_runner::run): Call write_build_id.
9023 * x86_64.cc: Correct license to GPLv3.
9025 2008-03-23 Ian Lance Taylor <iant@google.com>
9027 * options.cc: Include "demangle.h".
9028 (parse_optional_string): New function.
9029 (parse_long_option): Handle takes_optional_argument.
9030 (parse_short_option): Update dash_z initializer. Handle
9031 takes_optional_argument.
9032 (General_options::General_options): Initialize do_demangle_.
9033 (General_options::finalize): Set do_demangle_. Handle demangling
9035 * options.h (parse_optional_string): Declare.
9036 (struct One_option): Add optional_arg field. Update constructor.
9037 Update call constructor calls. Add takes_optional_argument
9039 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9040 (DEFINE_optional_string): Define.
9041 (General_options::demangle): Change from DEFINE_bool to
9042 DEFINE_optional_string.
9043 (General_options::no_demangle): New function.
9044 (General_options::do_demangle): New function.
9045 (General_options::set_do_demangle): New function.
9046 (General_options::execstack_status_): Move definition to end of
9048 (General_options::static_): Likewise.
9049 (General_options::do_demangle_): New field.
9050 * object.cc (big_endian>::get_symbol_location_info): Call
9051 Options::do_demangle, not Options::demangle.
9052 * symtab.cc (demangle): Likewise.
9054 2008-03-22 Ian Lance Taylor <iant@google.com>
9056 * gold.h: Include <cstddef> and <sys/types.h>
9057 * options.h: Include <cstring>.
9059 2008-03-21 Ian Lance Taylor <iant@google.com>
9061 * Added source code to GNU binutils.