1 2010-10-01 Nick Clifton <nickc@redhat.com>
3 * expression.cc (eval): Replace dummy argument with NULL.
4 (eval_maybe_dot): Check for a NULL result section pointer.
5 (Symbol_expression::value): Likewise.
6 (Dot_expression::value): Likewise.
7 (BINARY_EXPRESSION): Likewise.
8 (Max_expression::value): Likewise.
9 (Min_expression::value): Likewise.
10 (Absolute_expression::value): Likewise.
11 (Addr_expression::value_from_output_section): Likewise.
12 (Loaddddr_expression::value_from_output_section): Likewise.
13 (Segment_start_expression::value): Likewise.
15 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
17 (Sections_elememt_dot_assignment::set_section_addresses):
19 (Output_data_expression::do_write_to_buffer): Likewise.
20 (Output_section_definition::finalize_symbols): Likewise.
21 (Output_section_definition::set_section_addresses): Likewise.
23 2010-09-30 Doug Kwan <dougkwan@google.com>
25 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
27 2010-09-28 Sriraman Tallam <tmsriram@google.com>
29 * target.h (Target::can_icf_inline_merge_sections): New virtual
31 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
33 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
35 * icf.cc (get_section_contents): Inline merge sections only when
38 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
40 * configure: Regenerate.
42 2010-09-17 Ian Lance Taylor <iant@google.com>
44 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
45 * testsuite/Makefile.am (memory_test.o): New target.
46 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
48 * testsuite/Makefile.in: Rebuild.
50 2010-09-17 Doug Kwan <dougkwan@google.com>
52 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
53 defintion if relocation uses GOT entries of the symbol.
54 * testsuite/icf_safe_test.sh: Fix test.
55 * testsuite/icf_safe_so_test.sh: Fix test.
57 2010-09-16 Cary Coutant <ccoutant@google.com>
59 * script_sections.cc (class Memory_region): Remove "NULL" from
60 vector initializations.
62 2010-09-15 Cary Coutant <ccoutant@google.com>
64 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
65 Resolve forwarding symbols.
67 2010-09-15 Doug Kwan <dougkwan@google.com>
69 * gold/testsuite/script_test_3.t: Add ARM special sections.
70 * gold/testsuite/script_test_4.t: Same.
71 * gold/testsuite/script_test_5.t: Same.
72 * gold/testsuite/script_test_6.t: Same.
73 * gold/testsuite/script_test_7.t: Same.
74 * gold/testsuite/script_test_7.t: Same.
75 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
77 2010-09-14 Cary Coutant <ccoutant@google.com>
79 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
80 (Target_x86_64::Relocate::relocate_tls): Replace check for
81 saw_tls_block_reloc_ with test for executable section.
83 2010-09-12 Cary Coutant <ccoutant@google.com>
85 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
86 position-independent executables to shared libraries need dynamic
88 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
89 position-independent executables.
90 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
91 * testsuite/Makefile.in: Regenerate.
93 2010-09-10 Nick Clifton <nickc@redhat.com>
96 * testsuite/memory_test.t: Discard any sections that are not
99 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
102 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
103 "This::" to work around a bug in gcc 4.2.
105 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
107 2010-09-09 Rafael Espindola <espindola@google.com>
109 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
110 sections with different PF_X flags in the same segment.
111 (Layout::find_first_load_seg): Search all segments to find the first
113 * options.h (rosegment): New.
115 2010-09-08 Rafael Espindola <espindola@google.com>
117 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
119 2010-09-08 Doug Kwan <dougkwan@google.com>
121 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
122 (Arm_relobj::do_relocate_sections): Add new parameter for output
123 file to match the parent.
124 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
125 of local symbols instead of input values. Update code to track
126 changes in gold::relocate_section.
127 * object.cc (Sized_relobj::compute_final_local_value): New methods.
128 (Sized_relobj::compute_final_local_value_internal): New methods.
129 (Sized_relobj::do_finalize_local_symbols): Move code from loop
130 body into private version of Sized_relobj::compute_final_local_value.
131 Call the inline method.
132 * object.h (Symbol_value::Symbol_value): Define destructor. Free
133 merged symbol value if there is one.
134 (Symbol_value::has_output_value): New method defintiion.
135 (Sized_relobj::Compute_final_local_value_status): New enum type.
136 (Sized_relobj::compute_final_local_value): New methods.
137 (Sized_relobj::compute_final_local_value_internal): New methods.
138 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
139 and arm_cortex_a8.sh.
140 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
141 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
143 * Makefile.in: Regenerate.
144 * testsuite/arm_bl_out_of_range.s: Update test.
145 * testsuite/thumb_bl_out_of_range.s: Ditto.
146 * testsuite/thumb_blx_out_of_range.s: Ditto.
147 * testsuite/arm_branch_out_of_range.sh: New file.
148 * testsuite/arm_cortex_a8.sh: Ditto.
149 * testsuite/arm_cortex_a8_b.s: Ditto.
150 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
151 * testsuite/arm_cortex_a8_b_local.s: Ditto.
152 * testsuite/arm_cortex_a8_bl.s: Ditto.
153 * testsuite/arm_cortex_a8_blx.s: Ditto.
154 * testsuite/arm_cortex_a8_local.s: Ditto.
155 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
156 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
158 2010-09-08 Rafael Espindola <espindola@google.com>
160 * Makefile.am (memory_test.stdout): Run readelf with -W.
161 * Makefile.in: Regenerate.
162 * testsuite/memory_test.sh: Make the regexps accept both 32 and
165 2010-09-08 Rafael Espindola <espindola@google.com>
167 * script-sections.cc (Script_sections::add_memory_region): Convert
168 field precision to int.
169 * script.cc (script_set_section_region, script_set_section_region):
170 Convert field precision to int.
172 2010-09-08 Rafael Espindola <espindola@google.com>
174 * arm.cc (do_finalize_sections): Create the __exidx_start and
175 __exdix_end symbols even when the section is missing.
177 2010-09-08 Nick Clifton <nickc@redhat.com>
179 * README: Remove claim that MEMORY is not supported.
180 * expression.cc (script_exp_function_origin)
181 (script_exp_function_length): Move from here to ...
182 * script.cc: ... here.
183 (script_set_section_region, script_add_memory)
184 (script_parse_memory_attr, script_include_directive): New
187 (class Memory_region): New class.
188 (class Output_section_definition): Add set_memory_region,
189 set_section_vma, set_section_lma and get_section_name methods.
190 (class Script_Sections): Add add_memory_region,
191 find_memory_region, find_memory_region_origin,
192 find_memory_region_length and set_memory_region methods.
193 Have set_section_addresses method walk the list of set memory
195 Extend the print methos to display memory regions.
196 * script-sections.h: Add prototypes for new methods.
197 Add enum for MEMORY region attributes.
198 * yyscript.y: Add support for parsing MEMORY regions.
199 * script-c.h: Add prototypes for new functions.
200 * testsuite/Makefile.am: Add test of MEMORY region functionality.
201 * testsuite/Makefile.in: Regenerate.
202 * testsuite/memory_test.sh: New script.
203 * testsuite/memory_test.s: New assembler source file.
204 * testsuite/memory_test.t: New linker script.
206 2010-08-27 Doug Kwan <dougkwan@google.com>
208 * gold/resolve.cc (Symbol_table::should_override): Let a weak
209 reference override an existing dynamic weak reference.
210 * testsuite/Makefile.am: Add new test dyn_weak_ref.
211 * testsuite/Makefile.in: Regenerate.
212 * testsuite/dyn_weak_ref.sh: New file.
213 * testsuite/dyn_weak_ref_1.c: Ditto.
214 * testsuite/dyn_weak_ref_2.c: Ditto.
216 2010-08-27 Ian Lance Taylor <iant@google.com>
218 * incremental.h (class Incremental_input_entry): Add virtual
221 2010-08-27 Ian Lance Taylor <iant@google.com>
223 * testsuite/start_lib_test_3.c: Mark t3 as used.
225 2010-08-27 Nick Clifton <nickc@redhat.com>
227 * options.cc (version_script): Fix small typo in previous
230 2010-08-25 Nick Clifton <nickc@redhat.com>
232 * archive.cc: Formatting fixes: Remove whitespace between
233 typename and following asterisk. Remove whitespace between
234 function name and opening parenthesis.
235 * archive.h: Likewise.
237 * attributes.cc: Likewise.
238 * attributes.h: Likewise.
239 * common.cc: Likewise.
240 * copy-relocs.cc: Likewise.
241 * dirsearch.h: Likewise.
242 * dynobj.cc: Likewise.
243 * ehframe.cc: Likewise.
244 * ehframe.h: Likewise.
245 * expression.cc: Likewise.
246 * fileread.cc: Likewise.
247 * fileread.h: Likewise.
249 * gold-threads.cc: Likewise.
253 * incremental-dump.cc: Likewise.
254 * incremental.cc: Likewise.
255 * layout.cc: Likewise.
256 * layout.h: Likewise.
258 * merge.cc: Likewise.
260 * object.cc: Likewise.
261 * object.h: Likewise.
262 * options.cc: Likewise.
263 * options.h: Likewise.
264 * output.cc: Likewise.
265 * output.h: Likewise.
266 * plugin.cc: Likewise.
267 * plugin.h: Likewise.
268 * powerpc.cc: Likewise.
269 * reloc.cc: Likewise.
270 * script-c.h: Likewise.
271 * script-sections.cc: Likewise.
272 * script.cc: Likewise.
273 * stringpool.cc: Likewise.
274 * symtab.cc: Likewise.
275 * symtab.h: Likewise.
276 * target.cc: Likewise.
277 * timer.cc: Likewise.
279 * version.cc: Likewise.
280 * x86_64.cc: Likewise.
282 2010-08-24 Nick Clifton <nickc@redhat.com>
285 * layout.cc (segment_precedes): Sort segments by their physical
286 addresses, if they have been set.
288 2010-08-23 Cary Coutant <ccoutant@google.com>
290 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
292 (Lib_group::include_member): Unlock object after deleting its
294 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
297 2010-08-19 Neil Vachharajani <nvachhar@google.com>
298 Cary Coutant <ccoutant@google.com>
300 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
301 constructor, and set_blocker.
302 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
304 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
305 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
306 * testsuite/Makefile.am (start_lib_test): New test case.
307 * testsuite/Makefile.in: Regenerate.
308 * testsuite/start_lib_test_main.c: New file.
309 * testsuite/start_lib_test_1.c: New file.
310 * testsuite/start_lib_test_2.c: New file.
311 * testsuite/start_lib_test_3.c: New file.
313 2010-08-19 Ian Lance Taylor <iant@google.com>
315 * Makefile.in: Rebuild with automake 1.11.1.
316 * aclocal.m4: Likewise.
317 * testsuite/Makefile.in: Likewise.
319 2010-08-19 Ian Lance Taylor <iant@google.com>
322 * i386.cc (class Output_data_plt_i386): Update declarations.
323 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
324 local_ifuncs_ fields.
325 (Target_i386::do_plt_section_for_global): New function.
326 (Target_i386::do_plt_section_for_local): New function.
327 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
328 parameter; change all callers. Initialize global_ifuncs_ and
329 local_ifuncs_. If doing a static link define __rel_iplt_start and
331 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
332 (Output_data_plt_i386::add_local_ifunc_entry): New function.
333 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
335 (Target_i386::make_plt_section): New function, broken out of
336 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
337 (Target_i386::make_plt_entry): Call make_plt_section.
338 (Target_i386::make_local_ifunc_plt_entry): New function.
339 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
340 (Target_i386::Scan::local): Handle IFUNC symbols. Add
341 R_386_IRELATIVE to switch.
342 (Target_i386::Scan::global): Likewise.
343 (Target_i386::Relocate::relocate): Likewise.
344 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
346 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
347 (Target_x86_64::do_plt_section_for_global): New function.
348 (Target_x86_64::do_plt_section_for_local): New function.
349 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
350 parameter; change all callers. If doing a static link define
351 __rela_iplt_start and __rela_iplt_end.
352 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
353 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
354 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
356 (Target_x86_64::make_local_ifunc_plt_entry): New function.
357 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
359 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
360 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
361 R_X86_64_IRELATIVE to switch.
362 (Target_x86_64::Scan::global): Likewise.
363 (Target_x86_64::Relocate::relocate): Likewise.
364 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
366 * target.h (class Target): Add plt_section_for_global and
367 plt_section_for_local functions. Add do_plt_section_for_global
368 and do_plt_section_for_local virtual functions.
369 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
371 (Symbol::use_plt_offset): Handle IFUNC symbol.
372 * object.cc (Sized_relobj::Sized_relobj): Initialize
374 (Sized_relobj::local_has_plt_offset): New function.
375 (Sized_relobj::local_plt_offset): New function.
376 (Sized_relobj::set_local_plt_offset): New function.
377 (Sized_relobj::do_count): Handle IFUNC symbol.
378 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
379 a bit away from input_shndx_ field. Add set_is_func_symbol and
380 is_ifunc_symbol functions.
381 (class Sized_relobj): Update declarations. Remove Tls_got_entry
382 and Local_tls_got_offsets. Define Local_plt_offsets. Add
383 local_plt_offsets_ field.
384 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
385 * output.h (class Output_section_data): Add non-const
386 output_section function.
387 (class Output_data_got): Update declarations.
388 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
389 Add use_plt_offset parameter to global and local constructors.
390 Change all callers. Change local_sym_index_ field to 31 bits.
391 Change GSYM_CODE and CONSTANT_CODE accordingly.
392 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
393 doing a static link don't set sh_link field.
394 (Output_data_got::Got_entry::write): Use PLT offset if
396 (Output_data_got::add_global_plt): New function.
397 (Output_data_got::add_local_plt): New function.
398 * target-reloc.h (relocate_section): Handle IFUNC symbol.
399 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
400 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
401 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
402 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
404 * testsuite/ifunc-sel.h: New file.
405 * testsuite/ifuncmain1.c: New file.
406 * testsuite/ifuncmain1vis.c: New file.
407 * testsuite/ifuncmod1.c: New file.
408 * testsuite/ifuncdep2.c: New file.
409 * testsuite/ifuncmain2.c: New file.
410 * testsuite/ifuncmain3.c: New file.
411 * testsuite/ifuncmod3.c: New file.
412 * testsuite/ifuncmain4.c: New file.
413 * testsuite/ifuncmain5.c: New file.
414 * testsuite/ifuncmod5.c: New file.
415 * testsuite/ifuncmain6pie.c: New file.
416 * testsuite/ifuncmod6.c: New file.
417 * testsuite/ifuncmain7.c: New file.
418 * configure, testsuite/Makefile.in: Rebuild.
420 2010-08-18 Ian Lance Taylor <iant@google.com>
423 (Output_section_incremental_inputs::write_input_files): Add cast
424 to avoid signed/unsigned comparison warning.
425 (Output_section_incremental_inputs::write_info_blocks): Likewise.
427 2010-08-12 Cary Coutant <ccoutant@google.com>
429 * common.cc (Sort_commons::operator()): Remove unnecessary code.
431 2010-08-13 Ian Lance Taylor <iant@google.com>
433 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
435 2010-08-12 Cary Coutant <ccoutant@google.com>
436 Doug Kwan <dougkwan@google.com>
438 * resolve.cc (Symbol_table::should_override): When a weak dynamic
439 defintion overrides non-weak undef, remember that the original undef
441 * symtab.cc (Symbol_table::sized_write_global): For undef without
442 an original weak binding, set binding to global in output.
443 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
444 * testsuite/Makefile.in: Regenerate.
445 * testsuite/strong_ref_weak_def.sh: New file.
446 * testsuite/strong_ref_weak_def_1.c: Ditto.
447 * testsuite/strong_ref_weak_def_2.c: Ditto.
449 2010-08-12 Cary Coutant <ccoutant@google.com>
451 * testsuite/incremental_test.sh: Rewrite.
452 * testsuite/incremental_test_1.c: Rewrite.
453 * testsuite/incremental_test_2.c: Rewrite.
455 2010-08-12 Cary Coutant <ccoutant@google.com>
457 * arm.cc (Target_arm::got_size): Add const.
458 (Target_arm::got_entry_count): New function.
459 (Target_arm::plt_entry_count): New function.
460 (Target_arm::first_plt_entry_offset): New function.
461 (Target_arm::plt_entry_size): New function.
462 (Output_data_plt_arm::entry_count): New function.
463 (Output_data_plt_arm::first_plt_entry_offset): New function.
464 (Output_data_plt_arm::get_plt_entry_size): New function.
465 * i386.cc (Target_i386::got_size): Add const.
466 (Target_i386::got_entry_count): New function.
467 (Target_i386::plt_entry_count): New function.
468 (Target_i386::first_plt_entry_offset): New function.
469 (Target_i386::plt_entry_size): New function.
470 (Output_data_plt_i386::entry_count): New function.
471 (Output_data_plt_i386::first_plt_entry_offset): New function.
472 (Output_data_plt_i386::get_plt_entry_size): New function.
473 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
474 find_incremental_inputs_sections. Dump incremental_got_plt section.
475 * incremental.cc: Include target.h.
476 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
477 parameter. Adjust all callers. Find incremental_got_plt section.
478 (Incremental_inputs::create_data_sections): Create incremental_got_plt
480 (Output_section_incremental_inputs::set_final_data_size): Calculate
481 size of incremental_got_plt section.
482 (Output_section_incremental_inputs::do_write): Write the
483 incremental_got_plt section.
484 (Got_plt_view_info): New struct.
485 (Local_got_offset_visitor): New class.
486 (Global_got_offset_visitor): New class.
487 (Global_symbol_visitor_got_plt): New class.
488 (Output_section_incremental_inputs::write_got_plt): New function.
489 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
490 Add parameter. Adjust all callers.
491 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
492 (Incremental_inputs::got_plt_section): New function.
493 (Incremental_inputs::got_plt_section_): New data member.
494 (Incremental_got_plt_reader): New class.
495 * layout.cc (Layout::create_incremental_info_sections): Add the
496 incremental_got_plt section.
497 * object.h (Got_offset_list::get_list): New function.
498 (Got offset_list::for_all_got_offsets): New function.
499 (Sized_relobj::local_got_offset_list): New function.
500 * powerpc.cc (Target_powerpc::got_size): Add const.
501 (Target_powerpc::got_entry_count): New function.
502 (Target_powerpc::plt_entry_count): New function.
503 (Target_powerpc::first_plt_entry_offset): New function.
504 (Target_powerpc::plt_entry_size): New function.
505 (Output_data_plt_powerpc::entry_count): New function.
506 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
507 (Output_data_plt_powerpc::get_plt_entry_size): New function.
508 * sparc.cc (Target_sparc::got_size): Add const.
509 (Target_sparc::got_entry_count): New function.
510 (Target_sparc::plt_entry_count): New function.
511 (Target_sparc::first_plt_entry_offset): New function.
512 (Target_sparc::plt_entry_size): New function.
513 (Output_data_plt_sparc::entry_count): New function.
514 (Output_data_plt_sparc::first_plt_entry_offset): New function.
515 (Output_data_plt_sparc::get_plt_entry_size): New function.
516 * symtab.h (Symbol::got_offset_list): New function.
517 (Symbol_table::for_all_symbols): New function.
518 * target.h (Sized_target::got_entry_count): New function.
519 (Sized_target::plt_entry_count): New function.
520 (Sized_target::plt_entry_size): New function.
521 * x86_64.cc (Target_x86_64::got_size): Add const.
522 (Target_x86_64::got_entry_count): New function.
523 (Target_x86_64::plt_entry_count): New function.
524 (Target_x86_64::first_plt_entry_offset): New function.
525 (Target_x86_64::plt_entry_size): New function.
526 (Output_data_plt_x86_64::entry_count): New function.
527 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
528 (Output_data_plt_x86_64::get_plt_entry_size): New function.
530 2010-08-12 Cary Coutant <ccoutant@google.com>
532 * archive.cc: Include incremental.h.
533 (Archive::Archive): Initialize incremental_info_.
534 (Archive::include_member): Record archive members in incremental info.
535 (Add_archive_symbols::run): Record begin and end of an archive in
537 (Lib_group::include_member): Record objects in incremental info.
538 * archive.h (Incremental_archive_entry): Forward declaration.
539 (Archive::set_incremental_info): New member function.
540 (Archive::incremental_info): New member function.
541 (Archive::Unused_symbol_iterator): New class.
542 (Archive::unused_symbols_begin): New member function.
543 (Archive::unused_symbols_end): New member function.
544 (Archive::incremental_info_): New data member.
545 * incremental-dump.cc (find_input_containing_global): New function.
546 (dump_incremental_inputs): Dump new incremental info sections.
547 * incremental.cc: Include symtab.h.
548 (Output_section_incremental_inputs): New class.
549 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
550 new incremental info sections.
551 (Sized_incremental_binary::do_check_inputs): Likewise.
552 (Incremental_inputs::report_archive): Remove.
553 (Incremental_inputs::report_archive_begin): New function.
554 (Incremental_inputs::report_archive_end): New function.
555 (Incremental_inputs::report_object): New function.
556 (Incremental_inputs::finalize_inputs): Remove.
557 (Incremental_inputs::report_input_section): New function.
558 (Incremental_inputs::report_script): Rewrite.
559 (Incremental_inputs::finalize): Do nothing but finalize string table.
560 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
561 (Incremental_inputs::sized_create_inputs_section_data): Remove.
562 (Incremental_inputs::create_data_sections): New function.
563 (Incremental_inputs::relocs_entsize): New function.
564 (Output_section_incremental_inputs::set_final_data_size): New function.
565 (Output_section_incremental_inputs::do_write): New function.
566 (Output_section_incremental_inputs::write_header): New function.
567 (Output_section_incremental_inputs::write_input_files): New function.
568 (Output_section_incremental_inputs::write_info_blocks): New function.
569 (Output_section_incremental_inputs::write_symtab): New function.
570 * incremental.h (Incremental_script_entry): Forward declaration.
571 (Incremental_object_entry): Forward declaration.
572 (Incremental_archive_entry): Forward declaration.
573 (Incremental_inputs): Forward declaration.
574 (Incremental_inputs_header_data): Remove.
575 (Incremental_inputs_header): Remove.
576 (Incremental_inputs_header_write): Remove.
577 (Incremental_inputs_entry_data): Remove.
578 (Incremental_inputs_entry): Remove.
579 (Incremental_inputs_entry_write): Remove.
580 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
581 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
582 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
583 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
585 (Incremental_input_entry): New class.
586 (Incremental_script_entry): New class.
587 (Incremental_object_entry): New class.
588 (Incremental_archive_entry): New class.
589 (Incremental_inputs::Incremental_inputs): Initialize new data members.
590 (Incremental_inputs::report_inputs): Remove.
591 (Incremental_inputs::report_archive): Remove.
592 (Incremental_inputs::report_archive_begin): New function.
593 (Incremental_inputs::report_archive_end): New function.
594 (Incremental_inputs::report_object): Change prototype.
595 (Incremental_inputs::report_input_section): New function.
596 (Incremental_inputs::report_script): Change prototype.
597 (Incremental_inputs::get_reloc_count): New function.
598 (Incremental_inputs::set_reloc_count): New function.
599 (Incremental_inputs::create_data_sections): New function.
600 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
601 (Incremental_inputs::inputs_section): New function.
602 (Incremental_inputs::symtab_section): New function.
603 (Incremental_inputs::relocs_section): New function.
604 (Incremental_inputs::get_stringpool): Add const.
605 (Incremental_inputs::command_line): Add const.
606 (Incremental_inputs::inputs): Remove.
607 (Incremental_inputs::command_line_key): New function.
608 (Incremental_inputs::input_file_count): New function.
609 (Incremental_inputs::input_files): New function.
610 (Incremental_inputs::relocs_entsize): New function.
611 (Incremental_inputs::sized_create_inputs_section_data): Remove.
612 (Incremental_inputs::finalize_inputs): Remove.
613 (Incremental_inputs::Input_info): Remove.
614 (Incremental_inputs::lock_): Remove.
615 (Incremental_inputs::inputs_): Change type.
616 (Incremental_inputs::inputs_map_): Remove.
617 (Incremental_inputs::current_object_entry_): New data member.
618 (Incremental_inputs::inputs_section_): New data member.
619 (Incremental_inputs::symtab_section_): New data member.
620 (Incremental_inputs::relocs_section_): New data member.
621 (Incremental_inputs::reloc_count_): New data member.
622 (Incremental_inputs_reader): New class.
623 (Incremental_symtab_reader): New class.
624 (Incremental_relocs_reader): New class.
625 * layout.cc (Layout::finalize): Move finalization of incremental info
626 and creation of incremental info sections to follow finalization of
627 symbol table. Set offsets for postprocessing sections.
628 (Layout::create_incremental_info_sections): Call
629 Incremental_inputs::create_data_sections. Add incremental symtab
630 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
631 sections to layout after input sections.
632 * layout.h (struct Timespec): Forward declaration.
633 (Layout::incremental_inputs): Add const.
634 (Layout::create_incremental_info_sections): Add parameter.
635 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
636 * object.cc: Include incremental.h.
637 (Relobj::finalize_incremental_relocs): New function.
638 (Sized_relobj::do_layout): Record input sections in incremental info.
639 * object.h (Object::output_section): New function.
640 (Object::output_section_offset): Moved from Relobj.
641 (Object::get_incremental_reloc_base): New function.
642 (Object::get_incremental_reloc_count): New function.
643 (Object::do_output_section): New function.
644 (Object::do_output_section_offset): Moved from Relobj.
645 (Object::do_get_incremental_reloc_base): New function.
646 (Object::do_get_incremental_reloc_count): New function.
647 (Object::Object): Initialize new data members.
648 (Relobj::output_section): Renamed do_output_section and moved to
650 (Relobj::output_section_offset): Moved to Object.
651 (Relobj::do_get_incremental_reloc_base): New function.
652 (Relobj::do_get_incremental_reloc_count): New function.
653 (Relobj::allocate_incremental_reloc_counts): New function.
654 (Relobj::count_incremental_reloc): New function.
655 (Relobj::finalize_incremental_relocs): New function.
656 (Relobj::next_incremental_reloc_index): New function.
657 (Relobj::reloc_counts_): New data member.
658 (Relobj::reloc_bases_): New data member.
659 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
660 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
661 (Sized_relobj::incremental_relocs_scan): New function.
662 (Sized_relobj::incremental_relocs_scan_reltype): New function.
663 (Sized_relobj::incremental_relocs_write): New function.
664 (Sized_relobj::incremental_relocs_write_reltype): New function.
665 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
667 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
668 archives and object files elsewhere.
669 (Add_symbols::run): Report object files here.
670 (Finish_group::run): Report end of archive at end of group.
671 * reloc.cc: Include layout.h, incremental.h.
672 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
673 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
674 (Sized_relobj::incremental_relocs_scan): New function.
675 (Sized_relobj::incremental_relocs_scan_reltype): New function.
676 (Sized_relobj::do_relocate_sections): Write incremental relocations.
677 (Sized_relobj::incremental_relocs_write): New function.
678 (Sized_relobj::incremental_relocs_write_reltype): New function.
679 * script.cc (read_input_script): Rewrite test for incremental link.
680 Change call to Incremental_inputs::report_script.
681 * symtab.h (Symbol_table::first_global_index): New function.
682 (Symbol_table::output_count): New function.
684 2010-08-12 Doug Kwan <dougkwan@google.com>
686 * arm.cc (Target_arm::merge_object_attributes): Check command line
687 options --no-wchar-size-warning and --no-enum-size-warning.
688 * options.h (General_options): Add ld-compatible options
689 --no-enum-size-warning and --no-wchar-size-warning.
691 2010-08-04 Ian Lance Taylor <iant@google.com>
693 * x86_64.cc (Target_x86_64::Scan::local): Use
694 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
695 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
696 (Target_x86_64::Scan::global): Likewise.
697 (Target_x86_64::Relocate::relocate): Likewise.
698 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
701 2010-08-03 Cary Coutant <ccoutant@google.com>
703 * merge.cc (Output_merge_string::do_add_input_section): Count strings
704 to reserve space in merged_strings vector. Keep total input size
706 (Output_merge_string::do_print_merge_stats): Print total input size.
707 * merge.h (Output_merge_string): Add input_size_ field.
708 * stringpool.cc (Stringpool_template::string_length): Move
709 implementations out of Stringpool_template class and place in
711 * stringpool.h (string_length): Move out of Stringpool_template.
713 2010-08-03 Ian Lance Taylor <iant@google.com>
716 * layout.cc (relaxation_loop_body): If address of load segment is
717 set, adjust address to include headers if possible.
719 2010-08-03 Ian Lance Taylor <iant@google.com>
721 * version.cc (version_string): Bump to 1.10.
723 2010-08-03 Ian Lance Taylor <iant@google.com>
726 * layout.h (enum Output_section_order): Define.
727 (class Layout): Update declarations.
728 * layout.cc (Layout::get_output_section): Add order parameter.
729 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
730 is_first_non_relro parameters. Change all callers.
731 (Layout::choose_output_section): Likewise.
732 (Layout::add_output_section_data): Likewise.
733 (Layout::make_output_section): Likewise. Set order.
734 (Layout::default_section_order): New function.
735 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
736 * output.cc (Output_section::Output_section): Initialize order_.
737 Don't initialize deleted fields.
738 (Output_segment::Output_segment): Don't initialize deleted
740 (Output_segment::add_output_section_to_load): New function
741 replacing add_output_section. Change all callers to call this or
742 add_output_section_to_nonload.
743 (Output_segment::add_output_section_to_nonload): New function.
744 (Output_segment::remove_output_section): Rewrite.
745 (Output_segment::add_initial_output_data): Likewise.
746 (Output_segment::has_any_data_sections): Likewise.
747 (Output_segment::is_first_section_relro): Likewise.
748 (Output_segment::maximum_alignment): Likewise.
749 (Output_segment::has_dynamic_reloc): New function replacing
750 dynamic_reloc_count. Change all callers.
751 (Output_segment::has_dynamic_reloc_list): New function replacing
752 dynamic_reloc_count_list. Change all callers.
753 (Output_segment::set_section_addresses): Rewrite.
754 (Output_segment::set_offset): Rewrite.
755 (Output_segment::find_first_and_last_list): Remove.
756 (Output_segment::set_tls_offsets): Rewrite.
757 (Output_segment::first_section_load_address): Likewise.
758 (Output_segment::output_section_count): Likewise.
759 (Output_segment::section_with_lowest_load_address): Likewise.
760 (Output_segment::write_section_headers): Likewise.
761 (Output_segment::print_sections_to_map): Likewise.
762 * output.h (class Output_data): Remove dynamic_reloc_count_
763 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
764 (Output_data::add_dynamic_reloc): Rewrite.
765 (Output_data::has_dynamic_reloc): New function.
766 (Output_data::dynamic_reloc_count): Remove.
767 (class Output_section): Add order_ field. Remvoe is_relro_local_,
768 is_last_relro_, is_first_non_relro_, is_interp_,
769 is_dynamic_linker_section_ fields. Add order and set_order
770 functions. Remove is_relro_local, set_is_relro_local,
771 is_last_relro, set_is_last_relro, is_first_non_relro,
772 set_is_first_non_relro functions, is_interp, set_is_interp,
773 is_dynamic_linker_section, and set_is_dynamic_linker_section
775 (class Output_segment): Change Output_data_list from std::list to
776 std:;vector. Add output_lists_ field. Remove output_data_ and
777 output_bss_ fields. Update declarations.
779 2010-08-02 Ian Lance Taylor <iant@google.com>
781 * arm.cc (Target_arm::gc_process_relocs): Use typename.
782 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
783 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
785 2010-08-02 Ian Lance Taylor <iant@google.com>
788 * script.cc (Script_options::Script_options): Initialize
789 symbol_definitions_ and symbol_references_.
790 (Script_options::add_symbol_assignment): Update
791 symbol_definitions_ and symbol_references_.
792 (Script_options::add_symbol_reference): New function.
793 (script_symbol): New function.
794 * script.h (class Script_options): Add symbol_definitions_ and
795 symbol_references_ fields.
796 (Script_options::referenced_const_iterator): New type.
797 (Script_options::referenced_begin): New function.
798 (Script_options::referenced_end): New function.
799 (Script_options::is_referenced): New function.
800 (Script_options::any_unreferenced): New function.
801 * script-c.h (script_symbol): Declare.
802 * yyscript.y (exp): Call script_symbol.
803 * symtab.cc: Include "script.h".
804 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
805 Change all callers. Check symbols referenced by scripts.
806 (Symbol_table::add_undefined_symbols_from_command_line): Add
807 layout parameter. Change all callers.
808 (Symbol_table::do_add_undefined_symbols_from_command_line):
809 Likewise. Break out loop body. Check symbols referenced by
811 (Symbol_table::add_undefined_symbol_from_command_line): New
812 function broken out of
813 do_add_undefined_symbols_from_command_line.
814 * symtab.h (class Symbol_table): Update declarations.
815 * archive.cc: Include "layout.h".
816 (Archive::should_include_member): Add layout parameter. Change
817 all callers. Check for symbol mentioned in expression.
818 * archive.h (class Archive): Update declaration.
819 * object.cc (Sized_relobj::do_should_include_member): Add layout
821 * object.h (Object::should_include_member): Add layout parameter.
823 (Object::do_should_include_member): Add layout parameter.
824 (class Sized_relobj): Update declaration.
825 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
827 * dynobj.h (class Sized_dynobj): Update declaration.
828 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
830 * plugin.h (class Sized_pluginobj): Update declaration.
832 2010-08-02 Ian Lance Taylor <iant@google.com>
835 * output.cc (Output_segment::set_offset): Search for the first and
836 last sections rather than assuming that the list is in order.
837 (Output_segment::find_first_and_last_list): New function.
838 * output.h (class Output_segment): Update declarations.
839 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
840 (relro_strip_test_SOURCES): New variable.
841 (relro_strip_test_DEPENDENCIES): New variable.
842 (relro_strip_test_LDFLAGS): New variable.
843 (relro_strip_test_LDADD): New variable.
844 (relro_strip_test.so): New target.
846 2010-08-02 Ian Lance Taylor <iant@google.com>
848 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
849 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
850 (Target_i386::got_tlsdesc_section): New function.
851 (Target_i386::got_section): Create space for GOT entries for
853 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
855 (Target_i386::Scan::global): Likewise.
856 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
858 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
859 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
860 (Target_x86_64::got_tlsdesc_section): New function.
861 (Target_x86_64::got_section): Create space for GOT entries for
863 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
865 (Target_x86_64::Scan::global): Likewise.
866 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
869 2010-08-02 Ian Lance Taylor <iant@google.com>
871 * testsuite/final_layout.sh: Use dc to convert from hex to
874 2010-07-29 Sriraman Tallam <tmsriram@google.com>
876 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
877 paramter to the call to gold::gc_process_relocs.
878 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
879 paramter to the call to gold::gc_process_relocs.
880 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
881 parameter to the call to gold::gc_process_relocs.
882 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
883 template parameter to the call to gold::gc_process_relocs.
884 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
885 paramter to the call to gold::gc_process_relocs.
886 * gc.h (get_embedded_addend_size): New function.
887 (gc_process_relocs): Save the size of the reloc for use by ICF.
888 * icf.cc (get_section_contents): Get the addend from the text section
889 for SHT_REL relocation sections.
890 * icf.h (Icf::Reloc_addend_size_info): New typedef.
891 (Icf::Reloc_info): Add new member reloc_addend_size_info.
892 * int_encoding.h (read_from_pointer): New overloaded function.
893 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
894 * testsuite/icf_sht_rel_addend_test.sh: New file.
895 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
896 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
898 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
900 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
901 * Makefile.in: Regenerate.
902 * testsuite/Makefile.in: Regenerate.
904 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
906 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
907 * gold/testsuite/debug_msg.cc: Likewise.
908 * gold/testsuite/odr_violation1.cc
909 * gold/testsuite/odr_violation2.cc
911 2010-07-21 Cary Coutant <ccoutant@google.com>
913 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
914 string, and length fields.
915 (Output_merge_string::Merged_strings_list): New type.
916 (Output_merge_string::Merged_strings_lists): New typedef.
917 (Output_merge_string): Replace merged_strings_ with
918 merged_strings_lists_.
919 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
920 Merged_strings_list per input object and section. Don't store pointer
921 to the string. Don't store length with each merged string entry.
922 (Output_merge_string::finalize_merged_data): Loop over list of merged
923 strings lists. Recompute length of each merged string.
925 2010-07-15 Cary Coutant <ccoutant@google.com>
927 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
930 2010-07-14 Ian Lance Taylor <iant@google.com>
932 * descriptors.cc (Descriptors::open): Report correct name in error
935 2010-07-13 Doug Kwan <dougkwan@google.com>
937 * arm.cc (Arm_input_section::Arm_input_section): For a
938 SHT_ARM_EXIDX section, always keeps the input sections.
939 (Arm_input_section::set_exidx_section_link): New method.
940 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
941 has_errors_ to false.
942 (Arm_exidx_input_section::has_errors,
943 Arm_exidx_input_section::set_has_errors): New methods.
944 (Arm_exidx_input_section::has_errors_): New data member.
945 (Arm_relobj::get_exidx_shndx_list): New method.
946 (Arm_output_section::append_text_sections_to_list): Do not skip
947 section without SHF_EXECINSTR.
948 (Arm_output_section::fix_exidx_coverage): Skip input sections with
950 (Arm_relobj::make_exidx_input_section): Add new parameter for text
951 section header. Make error messages more verbose. Check for
952 a non-executable section linked to an EXIDX section.
953 (Arm_relobj::do_read_symbols): Remove error checking, which has been
954 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
955 check that there is no deferred EXIDX section if we exit early.
956 Instead of not making an EXIDX section in case of an error, make one
957 and set the has_errors flag of it.
958 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
959 in a relocatable link.
960 (Target_arm::do_relax): Look for the EXIDX output section instead of
961 assuming that it is called .ARM.exidx.
962 (Target_arm::fix_exidx_coverage): Add a new parameter for input
963 section list. Do not check for SHF_EXECINSTR section flags but
964 skip any input section with errors.
965 * output.cc (Output_section::Output_section): Initialize
966 always_keeps_input_sections_ to false.
967 (Output_section::add_input_section): Check for
968 always_keeps_input_sections_.
969 * output.h (Output_section::always_keeps_input_sections,
970 Output_section::set_always_keeps_input_sections): New methods.
971 (Output_section::always_keeps_input_sections): New data member.
973 2010-07-13 Rafael Espindola <espindola@google.com>
975 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
976 * fileread.h (Input_file): Add try_extra_search_path and find_file.
978 2010-07-13 Philip Herron <herron.philip@googlemail.com>
979 Ian Lance Taylor <iant@google.com>
981 * output.h (Output_section_lookup_maps::add_merge_section):
982 Correct check of whether value was inserted.
983 (Output_section_lookup_maps::add_merge_input_section): Likewise.
984 (Output_section_lookup_maps::add_relaxed_input_section):
986 * arm.cc (Target_arm::got_section): Remove used local os.
987 * i386.cc (Target_i386::got_section): Likewise.
988 * x86_64.cc (Target_x86_64::got_section): Likewise.
989 * sparc.cc (Target_sparc::got_section): Likewise.
990 (Target_sparc::relocate): Remove unused local have_got_offset.
991 * powerpc.cc (Target_powerpc::relocate): Likewise.
993 2010-07-13 Ian Lance Taylor <iant@google.com>
995 * compressed_output.cc (zlib_decompress): Fix signature in
998 * archive.cc (Archive::include_member): Unlock an external member
999 of a thin archive. Don't bother to delete an object we know is
1002 2010-07-12 Cary Coutant <ccoutant@google.com>
1004 * compressed_output.cc (zlib_decompress): New function.
1005 (get_uncompressed_size): New function.
1006 (decompress_input_section): New function.
1007 * compressed_output.h (get_uncompressed_size): New function.
1008 (decompress_input_section): New function.
1009 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1010 Handle compressed debug sections.
1011 * layout.cc (is_compressed_debug_section): New function.
1012 (Layout::output_section_name): Map compressed section names to
1014 * layout.h (is_compressed_debug_section): New function.
1015 (is_debug_info_section): Recognize compressed debug sections.
1016 * merge.cc: Include compressed_output.h.
1017 (Output_merge_data::do_add_input_section): Handle compressed
1019 (Output_merge_string::do_add_input_section): Handle compressed
1021 * object.cc: Include compressed_output.h.
1022 (Sized_relobj::Sized_relobj): Initialize new data members.
1023 (build_compressed_section_map): New function.
1024 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1025 * object.h (Object::section_is_compressed): New method.
1026 (Object::do_section_is_compressed): New method.
1027 (Sized_relobj::Compressed_section_map): New type.
1028 (Sized_relobj::do_section_is_compressed): New method.
1029 (Sized_relobj::compressed_sections_): New data member.
1030 * output.cc (Output_section::add_input_section): Handle compressed
1032 * reloc.cc: Include compressed_output.h.
1033 (Sized_relobj::write_sections): Handle compressed debug sections.
1035 2010-07-08 Cary Coutant <ccoutant@google.com>
1037 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1038 weak when resolving to a dynamic def.
1039 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1040 for weak undef/dynamic def cases. Adjust callers.
1041 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1042 undef_binding_weak_.
1043 (Symbol_table::sized_write_globals): Adjust symbol binding.
1044 (Symbol_table::sized_write_symbol): Add binding parameter.
1045 * symtab.h (Symbol::set_undef_binding): New method.
1046 (Symbol::is_undef_binding_weak): New method.
1047 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1048 (Symbol_table::should_override): Add new parameter.
1049 (Symbol_table::sized_write_symbol): Add new parameter.
1051 * testsuite/weak_undef_file1.cc: Add new test case.
1052 * testsuite/weak_undef_file2.cc: Fix header comment.
1053 * testsuite/weak_undef_test.cc: Add new test case.
1055 2010-06-29 Doug Kwan <dougkwan@google.com>
1057 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1058 Initialize USE_SYMBOL_.
1059 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1061 (Arm_reloc_property::uses_symbol_): New data member declaration.
1062 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1063 uses symbol value and symbol is undefined but not weakly undefined.
1065 2010-06-28 Rafael Espindola <espindola@google.com>
1067 * plugin.cc (Plugin::load): Use dlerror.
1069 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1071 * symtab.cc (detect_odr_violations): When reporting an ODR
1072 violation, report an object where the symbol is defined.
1074 2010-06-25 Doug Kwan <dougkwan@google.com>
1076 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1077 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1079 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1080 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1081 target hook to detect function points.
1082 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1083 * icf.h (Icf::check_section_for_function_pointers): Change type of
1084 parameter SECTION_NAME to const reference to std::string. Use
1085 target hook to determine if section may have unsafe pointers.
1086 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1089 2010-06-21 Rafael Espindola <espindola@google.com>
1091 * fileread.cc (Input_file::find_fie): New
1092 (Input_file::open): Use Input_file::find_fie.
1093 * fileread.h (Input_file::find_fie): New
1094 * plugin.cc (set_extra_library_path): New.
1095 (Plugin::load): Add set_extra_library_path to the transfer vector.
1096 (Plugin_manager::set_extra_library_path): New.
1097 (Plugin_manager::add_input_file): Use the extra search path if set.
1098 (set_extra_library_path(): New.
1099 * plugin.h (Plugin_manager): Add set_extra_library_path and
1102 2010-06-19 Cary Coutant <ccoutant@google.com>
1104 * layout.cc (gdb_sections): Add .debug_types.
1105 (lines_only_debug_sections): Likewise.
1107 2010-06-18 Rafael Espindola <espindola@google.com>
1109 * plugin.cc (add_input_file,add_input_library)
1110 (Plugin_manager::add_input_file): Make filename arguments const.
1111 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1114 2010-06-16 Doug Kwan <dougkwan@google.com>
1116 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1117 .ARM.attributes section if we have not merged any input
1118 attributes sections.
1120 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1122 * arm.cc: Allow combining objects with no EABI version
1125 2010-06-15 Rafael Espindola <espindola@google.com>
1127 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1129 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1131 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1132 (struct iovec): Correct !HAVE_READV definition.
1134 2010-06-10 Cary Coutant <ccoutant@google.com>
1136 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1137 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1139 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1142 * symtab.h (Symbol::is_placeholder): New member function.
1143 * target-reloc.h (relocate_section): Check for placeholder symbols.
1145 * testsuite/Makefile.am (plugin_test_8): New test.
1146 (plugin_test_9): New test.
1147 * testsuite/Makefile.in: Regenerate.
1149 2010-06-09 Nick Clifton <nickc@redhat.com>
1151 * yyscript.y (input_list_element): Allow strings prefixed with
1152 the '-' character. Treat these as libraries.
1153 * script.cc (script_add_library): New function. Adds a library
1154 specified by "-l<name>" found in an input script.
1155 * script-c.h: Add prototype for script_add_library.
1157 2010-06-07 Doug Kwan <dougkwan@google.com>
1159 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1160 Restrict stub-group size to be within long conditional branch
1161 range when working around cortex-A8 erratum.
1163 2010-06-07 Damien Diederen <dd@crosstwine.com>
1165 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1168 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1172 (Output_section::Input_section_sort_entry::compare_section_ordering):
1173 Change to return non-zero correctly.
1174 (Output_section::Input_section_sort_section_order_index_compare
1175 ::operator()): Change to fix ambiguity in comparisons.
1177 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1179 * gold.h (is_wildcard_string): New function.
1180 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1181 (Layout::layout_eh_frame): Ditto.
1182 (Layout::find_section_order_index): New method.
1183 (Layout::read_layout_from_file): New method.
1184 * layout.h (Layout::find_section_order_index): New method.
1185 (Layout::read_layout_from_file): New method.
1186 (Layout::input_section_position_): New private member.
1187 (Layout::input_section_glob_): New private member.
1188 * main.cc (main): Call read_layout_from_file here.
1189 * options.h (--section-ordering-file): New option.
1190 * output.cc (Output_section::input_section_order_specified_): New
1192 (Output_section::Output_section): Initialize new member.
1193 (Output_section::add_input_section): Add new parameter.
1194 Keep input sections when --section-ordering-file is used.
1195 (Output_section::set_final_data_size): Sort input sections when
1196 section ordering file is specified.
1197 (Output_section::Input_section_sort_entry): Add new parameter.
1199 (Output_section::Input_section_sort_entry::compare_section_ordering):
1201 (Output_section::Input_section_sort_compare::operator()): Change to
1202 consider section_order_index.
1203 (Output_section::Input_section_sort_init_fini_compare::operator()):
1204 Change to consider section_order_index.
1205 (Output_section::Input_section_sort_section_order_index_compare
1206 ::operator()): New method.
1207 (Output_section::sort_attached_input_sections): Change to sort
1208 according to section order when specified.
1209 (Output_section::add_input_section<32, true>): Add new parameter.
1210 (Output_section::add_input_section<64, true>): Add new parameter.
1211 (Output_section::add_input_section<32, false>): Add new parameter.
1212 (Output_section::add_input_section<64, false>): Add new parameter.
1213 * output.h (Output_section::add_input_section): Add new parameter.
1214 (Output_section::input_section_order_specified): New
1216 (Output_section::set_input_section_order_specified): New method.
1217 (Input_section::Input_section): Initialize section_order_index_.
1218 (Input_section::section_order_index): New method.
1219 (Input_section::set_section_order_index): New method.
1220 (Input_section::section_order_index_): New member.
1221 (Input_section::Input_section_sort_section_order_index_compare): New
1223 (Output_section::input_section_order_specified_): New member.
1224 * script-sections.cc (is_wildcard_string): Delete and move modified
1226 (Output_section_element_input::Output_section_element_input): Modify
1227 call to is_wildcard_string.
1228 (Output_section_element_input::Input_section_pattern
1229 ::Input_section_pattern): Ditto.
1230 (Output_section_element_input::Output_section_element_input): Ditto.
1231 * testsuite/Makefile.am (final_layout): New test case.
1232 * testsuite/Makefile.in: Regenerate.
1233 * testsuite/final_layout.cc: New file.
1234 * testsuite/final_layout.sh: New file.
1236 2010-06-01 Rafael Espindola <espindola@google.com>
1238 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1240 2010-06-01 Rafael Espindola <espindola@google.com>
1242 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1243 visibility of symbols.
1245 2010-05-27 Doug Kwan <dougkwan@google.com>
1247 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1248 from start of output section instead of address for a local symbol
1249 in a merged or relaxed section when doing a relocatable link.
1251 2010-05-26 Rafael Espindola <espindola@google.com>
1254 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1255 adding sections the garbage collector removed.
1256 * gold/testsuite/Makefile.am: Add test.
1257 * gold/testsuite/Makefile.in: Regenerate.
1258 * gold/testsuite/plugin_test_7.sh: New.
1259 * gold/testsuite/plugin_test_7_1.c: New.
1260 * gold/testsuite/plugin_test_7_2.c: New.
1262 2010-05-26 Rafael Espindola <espindola@google.com>
1264 * script-sections.cc (Output_section_definition::set_section_addresses):
1265 Check for --section-start.
1267 2010-05-26 Doug Kwan <dougkwan@google.com>
1269 * arm.cc (Arm_scan_relocatable_relocs): New class.
1270 (Target_arm::relocate_special_relocatable): New method.
1271 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1272 (Arm_relocate_functions::thumb_branch_common): Same.
1273 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1274 instead of Default_scan_relocatable_relocs.
1275 * target-reloc.h (relocate_for_relocatable): Let target handle
1276 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1277 * target.h (Sized_target::relocate_special_relocatable): New method.
1279 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1281 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1283 2010-05-23 Doug Kwan <dougkwan@google.com>
1285 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1287 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1288 with a direct branch, not a conditional branch, to a stub.
1289 * merge.cc (Output_merge_base::record_input_section): New method
1291 (Output_merge_data::do_add_input_section): Record input section if
1292 keeps-input-sections flag is set.
1293 (Output_merge_string::do_add_input_section): Ditto.
1294 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1295 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1297 (Output_merge_base::keeps_input_sections,
1298 Output_merge_base::set_keeps_input_sections,
1299 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1301 (Output_merge_base::Input_sections): New type declaration.
1302 (Output_merge_base::input_sections_begin,
1303 Output_merge_base::input_sections_end,
1304 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1305 (Output_merge_base::bool keeps_input_sections_,
1306 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1307 Output_merge_base::input_sections_): New data members.
1308 (Output_merge_data::do_set_keeps_input_sections): New method
1310 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1311 * output.cc (Output_section::Input_section::relobj): Move method
1312 defintion from class declaration to here and handle merge sections.
1313 (Output_section::Input_section::shndx): Ditto.
1314 (Output_section::Output_section): Remove initializations of removed
1315 data members and initialize new data member LOOKUP_MAPS_.
1316 (Output_section::add_input_section): Set keeps-input-sections flag
1317 for a newly created merge output section as appropriate. Adjust code
1318 to use Output_section_lookup_maps class.
1319 (Output_section::add_relaxed_input_section): Adjst code for lookup
1320 maps code refactoring.
1321 (Output_section::add_merge_input_section): Add a new parameter
1322 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1323 class. If adding input section to a newly created merge output
1324 section fails, remove the new merge section.
1325 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1326 Adjust code for use of the Output_section_lookup_maps class.
1327 (Output_section::find_merge_section): Ditto.
1328 (Output_section::build_lookup_maps): New method defintion.
1329 (Output_section::find_relaxed_input_section): Adjust code to use
1330 Output_section_lookup_maps class.
1331 (Output_section::get_input_sections): Export merge sections. Adjust
1332 code to use Output_section_lookup_maps class.
1333 (Output_section:::add_script_input_section): Adjust code to use
1334 Output_section_lookup_maps class. Update lookup maps for merge
1336 (Output_section::discard_states): Use Output_section_lookup_maps.
1337 (Output_section::restore_states): Same.
1338 * output.h (Merge_section_properties): Move class defintion out of
1340 (Output_section_lookup_maps): New class.
1341 (Output_section::Input_section::is_merge_section): New method
1343 (Output_section::Input_section::relobj): Move defintion out of class
1344 defintion. Declare method only.
1345 (Output_section::Input_section::shndx): Ditto.
1346 (Output_section::Input_section::output_merge_base): New method defintion.
1347 (Output_section::Input_section::u2_.pomb): New union field.
1348 (Output_section::Merge_section_by_properties_map,
1349 Output_section::Output_section_data_by_input_section_map,
1350 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1352 (Output_section::add_merge_input_section): Add new parameter
1353 KEEPS_INPUT_SECTIONS.
1354 (Output_section::build_lookup_maps): New method declaration.
1355 (Output_section::merge_section_map_,
1356 Output_section::merge_section_by_properties_map_,
1357 Output_section::relaxed_input_section_map_,
1358 Output_section::is_relaxed_input_section_map_valid_): Remove data
1360 (Output_section::lookup_maps_): New data member.
1362 2010-05-21 Doug Kwan <dougkwan@google.com>
1365 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1366 avoid a compilation error.
1368 2010-05-19 Rafael Espindola <espindola@google.com>
1370 * script-sections.cc (Output_section_definition::allocate_to_segment):
1371 Update the phdrs_list even when the output section is NULL.
1372 * testsuite/Makefile.am: Add test.
1373 * testsuite/Makefile.in: Regenerate.
1374 * testsuite/script_test_9.cc: New.
1375 * testsuite/script_test_9.sh: New.
1376 * testsuite/script_test_9.t: New.
1378 2010-05-19 Doug Kwan <dougkwan@google.com>
1380 * arm.cc (Arm_input_section::original_size): New method.
1381 (Arm_input_section::do_addralign): Add a cast.
1382 (Arm_input_section::do_output_offset): Remove static cast.
1383 (Arm_input_section::original_addralign,
1384 Arm_input_section::original_size_): Change type to uint32_t.
1385 (Arm_input_section::init): Add safe casts for section alignment
1387 (Arm_input_section::set_final_data_size): Do not set address and
1388 offset of stub table.
1389 (Arm_output_section::fix_exidx_coverage): Change use of of
1390 Output_section::Simple_input_section to that of
1391 Output_section::Input_section.
1392 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1393 except for the first pass.
1394 * output.cc (Output_section::get_input_sections): Change type of
1395 input_sections to std::list<Input_section>.
1396 (Output_section::add_script_input_section): Rename from
1397 Output_section::add_simple_input_section. Change type of SIS
1398 parameter from Simple_input_section to Input_section.
1399 * output.h (Output_section::Simple_input_section): Remove class.
1400 (Output_section::Input_section): Change class visibility to public.
1401 (Output_section::Input_section::addralign): Use stored alignments
1402 for special input sections if set.
1403 (Output_section::Input_section::set_addralign): New method.
1404 (Output_section::get_input_sections): Change parameter type from
1405 list of Simple_input_section to list of Input_section.
1406 (Output_section::add_script_input_section): Rename from
1407 Output_section::add_simple_input_section. Change first parameter's
1408 type from Simple_input_section to Input_section and remove the
1409 second and third parameters.
1410 * script-sections.cc (Input_section::Input_section_list): Change
1411 type to list of Output_section::Input_section/
1412 (Input_section_info::Input_section_info): Change parameter type of
1413 INPUT_SECTION to Output_section::Input_section.
1414 (Input_section_info::input_section): Change return type.
1415 (Input_section_info::input_section_): Change type to
1416 Output_section::Input_section.
1417 (Output_section_element_input::set_section_addresses): Adjust code
1418 to use Output_section::Input_section instead of
1419 Output_section::Simple_input_section. Adjust code for renaming
1420 of Output_section::add_simple_input_section.
1421 (Orphan_output_section::set_section_addresses): Ditto.
1423 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1425 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1426 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1428 2010-05-18 Rafael Espindola <espindola@google.com>
1430 * options.cc (General_options::finalize): Handle -nostdlib.
1431 * options.h (nostdlib): New option.
1432 * script.cc (script_add_search_dir): Handle -nostdlib.
1434 2010-05-12 Doug Kwan <dougkwan@google.com>
1436 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1437 attributes section only if there no attributes section after merging.
1438 (Target_arm::merge_object_attributes): Move value of
1439 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1440 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1441 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1442 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1443 and arm_attr_merge_7.stdout.
1444 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1445 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1446 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1447 arm_attr_merge_7b.o): New rules.
1448 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1450 * testsuite/Makefile.in: Regenerate.
1451 * testsuite/arm_attr_merge.sh: New file.
1452 * testsuite/arm_attr_merge_[67][ab].s: Same.
1454 2010-05-05 Nick Clifton <nickc@redhat.com>
1456 * po/es.po: Updated Spanish translation.
1458 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1460 * Makefile.am (install-exec-local): Properly install gold as
1461 default cross linker.
1462 * Makefile.in: Regenerated.
1464 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1465 Nick Clifton <nickc@redhat.com>
1467 * configure.ac (install_as_default): Define and set to false
1468 unless --enable-gold or --enable-gold=both/gold has been
1470 * configure: Regenerate.
1472 * Makefile.am (install-exec-local): Install the executable as
1473 'ld.gold'. If install_as_default is true then also install it as
1475 * Makefile.in: Regenerated.
1477 2010-04-24 Ian Lance Taylor <iant@google.com>
1479 * layout.cc (Layout::layout_reloc): In relocatable link don't
1480 combine reloc sections for grouped sections.
1482 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1484 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1485 sections that are not ordinary to icf.
1486 * icf.cc (get_section_contents): Handle relocation pointing to section
1487 with no object or shndx information.
1488 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1489 * testsuite/Makefile.in: Regenerate.
1490 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1491 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1493 2010-04-22 Ian Lance Taylor <iant@google.com>
1495 * expression.cc (Expression::Expression_eval_info): Add
1496 result_alignment_pointer field.
1497 (Expression::eval_with_dot): Add result_alignment_pointer
1498 parameter. Change all callers.
1499 (Expression::eval_maybe_dot): Likewise.
1500 (class Binary_expression): Add alignment_pointer parameter to
1501 left_value and right_value. Change all callers.
1502 (BINARY_EXPRESSION): Set result alignment.
1503 (class Trinary_expression): Add alignment_pointer parameter to
1504 arg2_value and arg3_value. Change all callers.
1505 (Trinary_cond::value): Set result alignment.
1506 (Max_expression::value, Min_expression::value): Likewise.
1507 (Align_expression::value): Likewise.
1508 * script-sections.cc (class Sections_element): Add dot_alignment
1509 parameter to set_section_addresses virtual function. Update
1511 (class Output_section_element): Likewise.
1512 (Script_sections::create_segments): Add dot_alignment parameter.
1514 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1515 (Script_sections::set_phdrs_clause_addresses): Likewise.
1516 * script-sections.h: Update declarations.
1517 * script.h: Update declarations.
1518 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1520 * testsuite/script_test_3.t: Set large alignment.
1521 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1522 segment has expected alignment.
1524 2010-04-22 Nick Clifton <nickc@redhat.com>
1526 * po/gold.pot: Updated by the Translation project.
1527 * po/vi.po: Updated Vietnamese translation.
1529 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1531 * testsuite/Makefile.am (check_PROGRAMS): Add
1532 icf_virtual_function_folding_test.
1533 * testsuite/Makefile.in: Regenerated.
1535 2010-04-15 Andrew Haley <aph@redhat.com>
1537 * options.h (merge_exidx_entries): New option.
1538 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1539 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1540 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1541 (Target_arm::merge_exidx_entries): New function.
1542 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1543 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1544 to Arm_exidx_fixup constructor.
1545 Add new arg, merge_exidx_entries.
1546 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1547 Arm_output_section::fix_exidx_coverage.
1549 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1551 * icf.cc (get_section_contents): Check for preemptible functions.
1552 Ignore addend when appropriate.
1553 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1555 (add_from_relobj): Check for section folded.
1556 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1557 * symtab.h (should_add_dynsym_entry): Add new parameter.
1558 * target-reloc.h (scan_relocs): Check for section folded.
1559 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1560 Check reloc types for function pointers in shared objects.
1561 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1563 (icf_preemptible_functions_test): New test case.
1564 (icf_string_merge_test): New test case.
1565 * testsuite.Makefile.in: Regenerate.
1566 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1567 bar_glob. Refactor code.
1568 * testsuite/icf_preemptible_functions_test.cc: New file.
1569 * testsuite/icf_preemptible_functions_test.sh: New file.
1570 * testsuite/icf_string_merge_test.cc: New file.
1571 * testsuite/icf_string_merge_test.sh: New file.
1572 * testsuite/icf_virtual_function_folding_test.cc: New file.
1573 * testsuite/icf_virtual_function_folding_test.sh: New file.
1575 2010-04-14 Doug Kwan <dougkwan@google.com>
1577 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1578 for local symbol recounting if we remove a section due to ICF.
1579 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1580 there are no regular objects in input.
1582 2010-04-13 Doug Kwan <dougkwan@google.com>
1584 * arm.cc (Arm_input_section::set_final_data_size): Compute
1585 accurate final data size instead of using current data size.
1587 2010-04-09 Doug Kwan <dougkwan@google.com>
1589 * layout.cc (Layout::choose_output_section): Handle script section
1591 (Layout::make_output_section_for_script): Add section type parameter.
1592 Handle script section types.
1593 * layout.h (Layout::make_output_section_for_script): Add section
1595 * output.cc (Output_section::Output_section): Initialize data member
1597 (Output_section::do_reset_address_and_file_offset): Do not set address
1598 to 0 if section is a NOLOAD section.
1599 * output.h (Output_section::is_noload): New method.
1600 (Output_section::set_is_noload): Ditto.
1601 (Output_section::is_noload_): New data member.
1602 * script-c.h (Script_section_type): New enum type.
1603 (struct Parser_output_section_header): Add new file section_type.
1604 * script-sections.cc (Sections_element::output_section_name): Add
1605 parameter for returning script section type.
1606 (Output_section_definition::output_section_name): Ditto.
1607 (Output_section_definition::section_type)P; New method.
1608 (Output_section_definiton::script_section_type_name): Ditto.
1609 (Output_section_definition::script_section_type_): New data member.
1610 (Output_section_definition::Output_section_definition): Initialize
1611 data member Output_section_definition::script_section_type_.
1612 (Output_section_definition::create_sections): Pass script section type
1613 to Layout::make_output_section_for_script.
1614 (Output_section_definition::output_section_name): Return script
1615 section type to caller.
1616 (Output_section_definition::set_section_address): Do not advance
1617 dot value and load address if section type is NOLOAD. Set address
1618 of NOLOAD sections regardless of section flags.
1619 (Output_section_definition::print): Print section type if it is
1620 not SCRIPT_SECTION_TYPE_NONE.
1621 (Output_section_definition::section_type): New method.
1622 (Output_section_definition::script_section_type_name): Ditto.
1623 (Script_sections::output_section_name): Add new parameter
1624 PSECTION_TYPE for returning script section type. Pass it to
1625 section elements. Handle discard sections.
1626 (Sort_output_sections::operator()): Handle NOLOAD sections.
1627 * script-sections.h (Script_sections::Section_type): New enum type.
1628 (Script_sections::output_section_name): Add a new parameter for
1629 returning script section type.
1630 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1632 * yyscript.y (union): Add new field SECTION_TYPE.
1633 (COPY, DSECT, INFO, NOLOAD): New tokens.
1634 (opt_address_and_section_type): Change type to output_section_header.
1635 (section_type): New non-terminal
1636 (section_header): Handle section type.
1637 (opt_address_and_section_type): Return section type value.
1639 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1641 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1642 * testsuite/plugin_common_test_2.c (foo): Likewise.
1644 2010-04-08 Doug Kwan <dougkwan@google.com>
1646 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1648 * output.cc (Output_section::add_merge_input_section): Simplify
1649 code and return status of Output_merge_base::add_input_section.
1650 Update merge section map only if Output_merge_base::add_input_section
1653 2010-04-07 Doug Kwan <dougkwan@google.com>
1655 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1656 if section is marked as containing instructions but has no mapping
1658 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1659 correct section index.
1660 (Arm_relobj::find_linked_text_section): Ditto.
1662 2010-04-07 Cary Coutant <ccoutant@google.com>
1664 * archive.cc (include_member): Destroy Read_symbols_data object before
1666 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1667 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1668 (Read_symbols_data::~Read_symbols_data) New destructor.
1669 (Section_relocs::Section_relocs) New constructor.
1670 (Section_relocs::~Section_relocs) New destructor.
1671 (Read_relocs_data::Read_relocs_data) New constructor.
1672 (Read_relocs_data::~Read_relocs_data) New destructor.
1673 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1674 pointers to NULL after deleting.
1676 2010-04-07 Doug Kwan <dougkwan@google.com>
1678 * arm.cc: Replace "endianity" with "endianness" in comments.
1679 (Arm_exidx_cantunwind): Ditto.
1680 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1681 (Arm_relobj::merge_flags_and_attributes): New method.
1682 (Arm_relobj::merge_flags_and_attributes_): New data member.
1683 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1684 (Arm_relobj::scan_sections_for_stubs): Ditto.
1685 (Arm_relobj::do_read_symbols): Check to see if we really want to
1686 merge processor-specific flags and attributes. Exit early if
1687 an object is empty except for section names and the undefined symbol.
1688 (Target_arm::do_finalize_sections): Move check for ELF format to
1689 Arm_relobj::do_read_symbols. Merge processor specific flags and
1690 attributes from a regular object only when we have determined that
1691 it is aapropriate. Do not create an .ARM.attributes section in
1692 output if there is no regular input object.
1693 (Target_arm::merge_processor_specific_flags): Check
1694 --warn-mismatch before printing any error.
1695 (Target_arm::merge_object_attributes): Ditto.
1696 * gold.cc (queue_middle_tasks): Handle the case in which there is
1697 no regular object in input.
1698 * options.cc (General_options::parse_EB): New method.
1699 (General_options::parse_EL): Same.
1700 (General_options::General_options): Initialize endianness_.
1701 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1703 (General_options::Endianness): New enum.
1704 (General_options::endianness): New method.
1705 (General_options::endianness_): New data member.
1706 * parameters.cc (Parameters::set_options): Check target endianness.
1707 (Parameters::set_target_once): Ditto.
1708 (Parameters::check_target_endianness): New method.
1709 (parameters_force_valid_target): If either -EL or -EB is specified,
1710 use it to define endianness of default target.
1711 * parameters.h (Parameters::check_target_endianness): New method
1713 * target.h (class Target): Change "endianity" to "endianness"
1716 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1718 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1719 * configure: Regenerate.
1720 * Makefile.in: Regenerate.
1721 * testsuite/Makefile.in: Regenerate.
1723 2010-04-06 Cary Coutant <ccoutant@google.com>
1726 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1727 prevailing definitions of common symbols.
1728 * testsuite/plugin_test_6.sh: New test case.
1729 * testsuite/plugin_common_test_1.c: New test case.
1730 * testsuite/plugin_common_test_2.c: New test case.
1731 * testsuite/Makefile.am (plugin_test_6): New test case.
1732 * testsuite/Makefile.in: Regenerate.
1734 2010-04-06 Nick Clifton <nickc@redhat.com>
1736 * po/vi.po: New Vietnamese translation.
1738 2010-03-30 Doug Kwan <dougkwan@google.com>
1740 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1742 2010-03-25 Doug Kwan <dougkwan@google.com>
1744 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1745 to avoid a conversion warning on a 32-bit host.
1747 2010-03-24 Ian Lance Taylor <iant@google.com>
1749 * testsuite/script_test_3.t: Add a TLS segment.
1750 * testsuite/Makefile.am (check_PROGRAMS): Add
1751 tls_phdrs_script_test.
1752 (tls_phdrs_script_test_SOURCES): Define.
1753 (tls_phdrs_script_test_DEPENDENCIES): Define.
1754 (tls_phdrs_script_test_LDFLAGS): Define.
1755 (tls_phdrs_script_test_LDADD): Define.
1756 * testsuite/Makefile.in: Rebuild.
1758 2010-03-23 Cary Coutant <ccoutant@google.com>
1760 * fileread.cc (find_or_make_view): Fix comment.
1762 2010-03-23 Ian Lance Taylor <iant@google.com>
1764 * script-sections.cc (class Orphan_section_placement): Define
1765 PLACE_TLS and PLACE_TLS_BSS.
1766 (Orphan_section_placement::Orphan_section_placement): Initialize
1768 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1769 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1770 (tls_script_test_SOURCES): Define.
1771 (tls_script_test_DEPENDENCIES): Define.
1772 (tls_script_test_LDFLAGS): Define.
1773 (tls_script_test_LDADD): Define.
1774 * testsuite/Makefile.in: Rebuild.
1776 2010-03-22 Doug Kwan <dougkwan@google.com>
1778 * arm.cc (Arm_relocate_functions::abs8,
1779 Arm_relocate_functions::abs16): Use correct check for overflow
1780 specified in the ARM ELF specs.
1781 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1782 target of a BLX instruction specially.
1783 (Reloc_stub::stub_type_for_reloc): Ditto.
1784 (Relocate::relocate): Use symbolic names instead of numeric relocation
1785 codes to report error.
1786 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1788 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1789 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1790 thumb2_blx_out_of_range.stdout
1791 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1792 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1793 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1794 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1795 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1796 thumb2_blx_in_range, thumb2_blx_in_range.o,
1797 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1798 thumb2_blx_out_of_range.o): New rules.
1799 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1800 thumb2_blx_in_range and thumb2_blx_out_of_range.
1801 * testsuite/Makefile.in: Regenerate.
1802 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1803 * testsuite/thumb_blx_in_range.s: New file.
1804 * testsuite/thumb_blx_out_of_range.s: New file.
1806 2010-03-22 Rafael Espindola <espindola@google.com>
1808 * archive.cc (Should_include): Move to archive.h.
1809 (should_include_member): Make it a member of Archive.
1811 (Add_lib_group_symbols): New.
1812 * archive.h: Include options.h.
1813 (Archive_member): Moved from Archive.
1814 (Should_include): Moved from archive.cc.
1816 (Add_lib_group_symbols): New.
1817 * dynobj.cc (do_should_include_member): New.
1818 * dynobj.h (do_should_include_member): New.
1819 * gold.cc (queue_initial_tasks): Update call to queue.
1820 * main.cc (main): Print lib group stats.
1821 * object.cc (do_should_include_member): New.
1822 * object.h: Include archive.h.
1823 (Object::should_include_member): New.
1824 (Object::do_should_include_member): New.
1825 (Sized_relobj::do_should_include_member): New.
1826 * options.cc (General_options::parse_start_lib): New.
1827 (General_options::parse_end_lib): New.
1828 (Input_arguments::add_file): Handle lib groups.
1829 (Input_arguments::start_group): Check we are not in a lib.
1830 (Input_arguments::start_lib): New.
1831 (Input_arguments::end_lib): New.
1832 * options.h (General_options): Add start_lib and end_lib.
1833 (Input_argument::lib_): New.
1834 (Input_argument::lib): New.
1835 (Input_argument::is_lib): New.
1836 (Input_file_lib): New.
1837 (Input_arguments::in_lib_): New.
1838 (Input_arguments::in_lib): New.
1839 (Input_arguments::start_lib): New.
1840 (Input_arguments::end_lib_): New.
1841 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1842 in unused members as preempted.
1843 (Sized_pluginobj::do_should_include_member): New.
1844 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1845 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1847 (Read_symbols::do_whole_lib_group): New.
1848 (Read_symbols::do_lib_group): New.
1849 (Read_symbols::do_read_symbols): Handle lib groups.
1850 (Read_symbols::get_name): Handle lib groups.
1851 * readsyms.h (Read_symbols): Add an archive member pointer.
1852 (Read_symbols::do_whole_lib_group): New.
1853 (Read_symbols::do_lib_group): New.
1854 (Read_symbols::member_): New.
1855 * script.cc (read_input_script): Update call to queue_soon.
1857 2010-03-19 Doug Kwan <dougkwan@google.com>
1859 * arm.cc (Stub_table::Stub_table): Initialize new data members
1860 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1861 (Stub_table::add_reloc_stub): Assign stub offset and update
1862 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1863 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1865 (Stub_table::update_data_size_and_addralign): Use
1866 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1867 instead of going over all reloc stubs.
1868 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1869 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1870 Stringpool_template::offset_ to size of Stringpool_char.
1871 (Stringpool_template::new_key_offset): Remove code to initialize
1872 Stringpool_template::offset_.
1873 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1874 Stringpool_template::offset_ to zero.
1876 2010-03-15 Doug Kwan <dougkwan@google.com>
1878 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1880 (Stringpool_template::new_key_offset): New method.
1881 (Stringpool_template::add_string): Assign offsets when adding new
1883 (Stringpool_template::set_string_offsets): Do not set string offsets
1884 when not optimizing.
1885 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1887 (Chunked_vector::clear): Clear size_.
1888 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1889 (Chunked_vector::size): Return size_.
1890 (Chunked_vector::push_back): Use size_ to find insert position.
1891 (Chunked_vector::size_): New data member.
1892 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1893 (Stringpool_template::new_key_offset): New method declaration.
1894 (Stringpool_template::offset_): New data member.
1896 2010-03-15 Rafael Espindola <espindola@google.com>
1898 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1899 Add_symbols' constructor.
1900 * readsyms.h (Add_symbols): Remove the input_group member.
1902 2010-03-10 Ian Lance Taylor <iant@google.com>
1904 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1905 target to ask whether a reference to a symbol requires a stack
1907 * target.h (Target::is_call_to_non_split): New function.
1908 (Target::do_is_call_to_non_split): Declare virtual function.
1909 * target.cc: Include "symtab.h".
1910 (Target::do_is_call_to_non_split): New function.
1911 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1913 2010-03-10 Cary Coutant <ccoutant@google.com>
1915 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1916 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1917 (File_read::open[2]): Add whole_file_view_ to list of views.
1918 (File_read::make_view): Remove test of whole_file_view_.
1919 (File_read::find_or_make_view): Create whole_file_view_ if
1921 (File_read::clear_views): Replace bool parameter with enum;
1922 adjust all callers. Don't delete views with permanent data;
1923 do delete cached views and views from archives if
1924 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1925 if clearing the corresponding view.
1926 * fileread.h (File_read::Clear_views_mode): New enum.
1927 (File_read::View::is_permanent_view): New method.
1928 (File_read::clear_views): Replace bool parameter
1929 with enum; adjust all callers.
1930 * options.h (General_options): Change keep_files_mapped option;
1931 add map_whole_files.
1932 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1934 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1937 2010-03-10 David S. Miller <davem@davemloft.net>
1939 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1941 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1943 * icf.cc (get_section_contents): Add '@' marker after processing the
1946 2010-03-08 Doug Kwan <dougkwan@google.com>
1948 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1949 due to a conversion warning.
1950 (Arm_relobj::update_output_local_symbol_count): Check for local
1951 symbol with unset output index.
1953 2010-03-05 Ian Lance Taylor <iant@google.com>
1955 * options.h (class General_options): Add --spare-dynamic-tags.
1956 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1957 --spare-dynamic-tags.
1959 2010-03-05 Ian Lance Taylor <iant@google.com>
1961 * incremental.cc: Include "libiberty.h".
1963 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1965 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1966 function, is_info_ member.
1967 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1968 (Versions::Versions): Update caller.
1969 (Versions::define_base_version): Likewise.
1970 (Versions::add_def): Likewise.
1972 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1974 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1975 (Scan::possible_function_pointer_reloc): New function.
1976 (Scan::local_reloc_may_be_function_pointer): Change to call
1977 possible_function_pointer_reloc.
1978 (Scan::global_reloc_may_be_function_pointer): Ditto.
1979 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1980 relocations in ".data.rel.ro._ZTV" section.
1981 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1982 * testsuite/icf_safe_so_test.cc: Ditto.
1983 * testsuite/icf_safe_test.cc: Ditto.
1984 * testsuite/icf_safe_test.sh: Ditto.
1986 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1987 Ian Lance Taylor <iant@google.com>
1989 * target-reloc.h (relocate_section): Check the symbol table index
1990 for -1U before setting the local symbol index.
1991 (scan_relocatable_relocs): If copying the relocation, record that
1992 the local symbol is required.
1993 * object.h (Symbol_value::is_output_symtab_index_set): New
1995 (Symbol_value::may_be_discarded_from_output_symtab): New
1997 (Symbol_value::has_output_symtab_entry): New function.
1998 (Symbol_value::needs_output_symtab_entry): Remove.
1999 (Symbol_value::output_symtab_index): Make sure the symbol index is
2001 (Symbol_value::set_output_symtab_index): Make sure the symbol
2002 index is not set. Make sure the new index is valid.
2003 (Symbol_value::set_must_have_output_symtab_entry): New function.
2004 (Symbol_value::has_output_dynsym_entry): New function.
2005 (Symbol_value::set_output_dynsym_index): Make sure the new index
2007 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2008 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2009 local symbol if permitted.
2010 (Sized_relobj::do_finalize_local_symbols): Call
2011 is_output_symtab_index_set rather than needs_output_symtab_entry.
2012 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2013 rather than needs_output_symtab_entry. Call
2014 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2015 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2016 is_output_symtab_index_set rather than needs_output_symtab_entry.
2017 * testsuite/discard_locals_relocatable_test.c: New file.
2018 * testsuite/discard_locals_test.sh: Test -r.
2019 * testsuite/Makefile.am (check_DATA): Add
2020 discard_locals_relocatable_test1.syms,
2021 discard_local_relocatable_test2.syms.
2022 (MOSTLYCLEANFILES): Likewise. Also add
2023 discard_locals_relocatable_test1.lout and
2024 discard_locals_relocatable_test2.out.
2025 (discard_locals_relocatable_test1.syms): New target.
2026 (discard_locals_relocatable_test.o): New target.
2027 (discard_locals_relocatable_test1.out): New target.
2028 (discard_locals_relocatable_test2.syms): New target.
2029 (discard_locals_relocatable_test2.out): New target.
2030 (various): Add missing ../ld-new dependencies.
2031 * testsuite/Makefile.in: Rebuild.
2033 2010-03-03 Nick Clifton <nickc@redhat.com>
2035 * po/fi.po: New Finnish translation.
2037 2010-03-01 Doug Kwan <dougkwan@google.com>
2039 * layout.cc (Layout::Layout): Force section types of .init_array*,
2040 .preinit_array* and .fini_array* sections.
2041 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2042 Fix check of return value of std::string::find.().
2043 (Output_section::Input_section_sort_compare::operator()): Remove
2044 comment about .init_array.
2045 (Output_section::Input_section_sort_init_fini_compare::operator()):
2047 (Output_section::sort_attached_input_sections): Handle .init_array
2048 and .fini_array specially.
2049 * output.h (Output_section::Inut_section_sort_compare): Update
2051 (Output_section::Input_section_sort_init_fini_compare): New struct.
2053 2010-02-26 Doug Kwan <dougkwan@google.com>
2055 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2056 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2057 * testsuite/debug_msg.sh: Avoid matching source line number for
2058 use of global variable undef_int.
2060 2010-02-26 Doug Kwan <dougkwan@google.com>
2062 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2063 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2064 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2065 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2066 * options.cc (General_options::General_options): Initialize member
2068 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2069 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2070 and rm_no_fix_v4bx.stdout
2071 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2072 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2073 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2074 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2075 and arm_no_fix_v4bx.
2076 * Makefile.in: Regenerate.
2077 * testsuite/arm_fix_v4bx.s: New file.
2078 * testsuite/arm_fix_v4bx.sh: Ditto.
2080 2010-02-24 Doug Kwan <dougkwan@google.com>
2082 * arm.cc (Target_arm::got_section): Make the .got section the first
2083 non RELRO section in the data segment.
2084 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2085 suffixes of section names.
2087 2010-02-24 Doug Kwan <dougkwan@google.com>
2089 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2090 flags and attributes merging if an input file is a binary file.
2091 * fileread.cc (Input_file::open): Record format of original file.
2092 * fileread.h (Input_file::Format): New enum type.
2093 (Input_file::Input_file): Initialize data member format_.
2094 (Input_file::format): New method definition.
2095 (Input_file::format_):: New data member.
2097 2010-02-24 Doug Kwan <dougkwan@google.com>
2099 * arm.cc (Arm_output_data_got): New class.
2100 (ARM_TCB_SIZE): New constant
2101 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2102 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2103 If user uses a script with a SECTIONS clause, issue only a warning
2104 for a misplaced EXIDX input section. Otherwise, issue an error.
2105 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2107 (Target_arm::got_mode_index_entry): Handle static linking.
2108 (Target_arm::Scan::local): Ditto.
2109 (Target_arm::Scan::global): Ditto.
2110 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2111 all incorrectly implemented relocations.
2112 (Target_arm::fix_exidx_coverage): Pass layout to
2113 Arm_output_section::fix_exidx_coverage.
2114 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2115 from ".ARM.exidx." and ".ARM.extab.".
2117 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2119 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2120 section if it does not already exist.
2121 * attributes.cc (Attributes_section_data::Attributes_section_data):
2122 Don't crash if size is zero.
2124 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2125 Ian Lance Taylor <iant@google.com>
2127 * gold.cc (queue_middle_tasks): If no input files were opened,
2129 * workqueue.h (Task_function::Task_function): Assert that there is
2132 2010-02-22 Doug Kwan <dougkwan@google.com>
2134 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2135 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2136 types to avoid warnings due to different uint64_t implementations
2139 2010-02-21 Doug Kwan <dougkwan@google.com>
2141 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2142 handling of the maximum backward branch offset.
2143 (Arm_relocate_functions::thumb_branch_common): Ditto.
2144 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2145 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2146 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2147 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2148 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2149 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2150 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2151 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2152 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2153 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2154 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2155 thumb2_bl_out_of_range.o): New rules.
2156 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2157 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2158 thumb2_bl_out_of_range
2159 * testsuite/Makefile.in: Regenerate.
2160 * testsuite/arm_bl_in_range.s: New file.
2161 * testsuite/arm_bl_out_of_range.s: Ditto.
2162 * testsuite/arm_branch_in_range.sh: Ditto.
2163 * testsuite/arm_branch_range.t: Ditto.
2164 * testsuite/thumb2_branch_range.t: Ditto.
2165 * testsuite/thumb_bl_in_range.s: Ditto.
2166 * testsuite/thumb_bl_out_of_range.s: Ditto.
2167 * testsuite/thumb_branch_range.t: Ditto.
2169 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2171 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2172 Add reloc offset information.
2173 * icf.cc (get_section_contents): Change iterators to point to the new
2174 vectors. Add reloc offset information to the contents.
2175 * icf.h (Icf::Sections_reachable_info): New typedef.
2176 (Icf::Sections_reachable_list): New typedef.
2177 (Icf::Offset_info): New typedef.
2178 (Icf::Reloc_info): New struct typedef.
2179 (Icf::Reloc_info_list): New typedef.
2180 (Icf::symbol_reloc_list): Delete method.
2181 (Icf::addend_reloc_list): Delete method.
2182 (Icf::section_reloc_list): Delete method.
2183 (Icf::reloc_info_list): New method.
2184 (Icf::reloc_info_list_): New member.
2186 2010-02-19 Doug Kwan <dougkwan@google.com>
2188 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2189 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2190 * arm.cc (Arm_relocation_functions): New forward declaration.
2191 (Target_arm::Target_arm): Initialize new data members
2192 got_mod_index_offset_ and tls_base_symbol_defined_.
2193 (Target_arm::Relocate::relocate_tls): New method.
2194 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2195 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2197 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2198 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2199 (Target_arm::got_mod_index_offset_,
2200 Target_arm::tls_base_symbol_defined_): New data members.
2201 (Target_arm::Scan::local, Target::Scan::global,
2202 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2205 2010-02-18 Doug Kwan <dougkwan@google.com>
2207 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2208 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2209 text section as a parameter becuase some broken tools may not set
2210 the link in section header.
2211 (Target_arm::has_got_section): New method.
2212 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2213 without any mapping symbol as data only. Remove warning.
2214 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2215 link in its section header, try to discover the link by inspecting the
2216 REL31 relocation at the beginning of the section.
2217 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2219 (Target_arm::Scan::global): Treat any reference to the symbol
2220 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2222 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2224 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2225 (Scan::global_reloc_may_be_function_pointer): New function.
2226 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2227 (Scan::global_reloc_may_be_function_pointer): New function.
2228 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2229 (Scan::global_reloc_may_be_function_pointer): New function.
2230 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2231 (Scan::global_reloc_may_be_function_pointer): New function.
2232 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2233 (Scan::global_reloc_may_be_function_pointer): New function.
2234 (Scan::possible_function_pointer_reloc): New function.
2235 (Target_x86_64::can_check_for_function_pointers): New function.
2236 * gc.h (gc_process_relocs): Scan relocation types to determine if
2237 function pointers were taken for targets that support it.
2238 * icf.cc (Icf::find_identical_sections): Include functions for
2239 folding in safe ICF whose pointer is not taken.
2240 * icf.h (Secn_fptr_taken_set): New typedef.
2241 (fptr_section_id_): New member.
2242 (section_has_function_pointers): New function.
2243 (set_section_has_function_pointers): New function.
2244 (check_section_for_function_pointers): New function.
2245 * options.h: Fix comment for safe ICF option.
2246 * target.h (can_check_for_function_pointers): New function.
2247 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2248 Modify icf_safe_test for X86-64.
2249 * testsuite/Makefile.in: Regenerate.
2250 * testsuite/icf_safe_so_test.cc: New file.
2251 * testsuite/icf_safe_so_test.sh: New file.
2252 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2253 (main): Change to take pointer to function kept_func_3.
2254 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2255 folding is done correctly for X86-64.
2257 2010-02-12 David S. Miller <davem@davemloft.net>
2259 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2260 is_symbolless parameter.
2261 (Output_reloc<SHT_REL>::is_symbolless): New.
2262 (Output_reloc<SHT_REL>::is_symbolless_): New.
2263 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2264 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2265 (Output_reloc<SHT_RELA>::is_symbolless): New.
2266 (Output_data_reloc::add_global): Handle is_symbolless.
2267 (Output_data_reloc::add_global_relative): Likewise.
2268 (Output_data_reloc::add_local): Likewise.
2269 (Output_data_reloc::add_local_relative): Likewise.
2270 (Output_data_reloc::add_symbolless_global_addend): New.
2271 (Output_data_reloc::add_symbolless_local_addend): New.
2272 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2274 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2275 instead of ->is_relative_
2276 (Output_reloc::write): Likewise.
2277 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2278 (Output_reloc::write_rel): Simplify.
2280 * sparc.cc (Target_sparc::Scan::local): Use
2281 ->add_symbolless_local_addend as needed.
2282 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2283 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2284 based upon relocation offset.
2286 2010-02-11 Doug Kwan <dougkwan@google.com>
2288 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2289 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2290 beginning of function.
2291 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2292 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2293 parameter is_32bit in calls to should_apply_static_reloc.
2294 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2295 (check_DATA): Add arm_abs_global.stdout.
2296 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2297 arm_abs_global.stdout): New rules.
2298 (MOSTLLYCLEANFILES): Add arm_abs_global
2299 * Makefile.in: Regenerate.
2300 * testsuite/arm_abs_global.s: New file.
2301 * testsuite/arm_abs_global.sh: Ditto.
2302 * testsuite/arm_abs_lib.s: Ditto.
2304 2010-02-11 Ian Lance Taylor <iant@google.com>
2306 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2308 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2309 Allocate_commons_task first.
2310 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2311 task, rather than symtab_lock_.
2312 (Gc_process_relocs::~Gc_process_relocs): New function.
2313 (Gc_process_relocs::is_runnable): Check this_blocker_.
2314 (Gc_process_relocs::locks): Use next_blocker_ rather than
2316 (Scan_relocs::~Scan_relocs): New function.
2317 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2319 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2321 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2322 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2323 constructor accordingly.
2324 (class Gc_process_relocs): Likewise.
2325 (class Scan_relocs): Likewise.
2326 * common.h (class Allocate_commons_task): Remove symtab_lock_
2327 field, and corresponding constructor parameter.
2328 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2330 (Allocate_commons_task::locks): Likewise.
2332 2010-02-11 Ian Lance Taylor <iant@google.com>
2334 * gold-threads.h (class Once): Define.
2335 (class Initialize_lock): Rewrite as child of Once.
2336 * gold-threads.cc (class Once_initialize): Define.
2337 (once_pointer_control): New static variable.
2338 (once_pointer, once_arg): New static variables.
2339 (c_run_once): New static function.
2340 (Once::Once, Once::run_once, Once::internal_run): New functions.
2341 (class Initialize_lock_once): Remove.
2342 (initialize_lock_control): Remove.
2343 (initialize_lock_pointer): Remove.
2344 (initialize_lock_once): Remove.
2345 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2346 (Initialize_lock::initialize): Rewrite.
2347 (Initialize_lock::do_run_once): New function.
2348 * archive.cc (Archive::interpret_header): Only clear name if it is
2350 * fileread.cc: Include "gold-threads.h"
2351 (file_counts_lock): New static variable.
2352 (file_counts_initialize_lock): Likewise.
2353 (File_read::release): Only increment counts when using --stats.
2354 Use a lock around the increment.
2355 * parameters.cc (class Set_parameters_target_once): Define.
2356 (set_parameters_target_once): New static variable.
2357 (Parameters::Parameters): Move here from parameters.h.
2358 (Parameters::set_target): Rewrite.
2359 (Parameters::set_target_once): New function.
2360 (Parameters::clear_target): Move here and rewrite.
2361 * parameters.h (class Parameters): Update declarations. Add
2362 set_parameters_target_once_ field.
2363 (Parameters::Parameters): Move to parameters.cc.
2364 (Parameters::clear_target): Likewise.
2365 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2367 (Start_group::~Start_group): New function.
2368 (Start_group::is_runnable): New function.
2369 (Start_group::locks, Start_group::run): New functions.
2370 (Finish_group::run): Change saw_undefined to size_t.
2371 * readsyms.h (class Start_group): Define.
2372 (class Finish_group): Change saw_undefined_ field to size_t.
2373 (Finish_group::Finish_group): Remove saw_undefined and
2374 this_blocker parameters. Change all callers.
2375 (Finish_group::set_saw_undefined): New function.
2376 (Finish_group::set_blocker): New function.
2377 * symtab.h (class Symbol_table): Change saw_undefined to return
2378 size_t. Change saw_undefined_ field to size_t.
2379 * target-select.cc (Set_target_once::do_run_once): New function.
2380 (Target_selector::Target_selector): Initialize set_target_once_
2381 field. Don't initialize lock_ and initialize_lock_ fields.
2382 (Target_selector::instantiate_target): Rewrite.
2383 (Target_selector::set_target): New function.
2384 * target-select.h (class Set_target_once): Define.
2385 (class Target_selector): Update declarations. Make
2386 Set_target_once a friend. Remove lock_ and initialize_lock_
2387 fields. Add set_target_once_ field.
2389 2010-02-10 Ian Lance Taylor <iant@google.com>
2391 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2393 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2394 (queue_middle_tasks): Add all blockers before queueing any tasks.
2395 (queue_final_tasks): Likewise.
2396 * token.h (Task_token::add_blockers): New function.
2397 * object.h (Input_objects::number_of_relobjs): New function.
2399 2010-02-10 Ian Lance Taylor <iant@google.com>
2401 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2402 shared, not if not position independent.
2403 * x86_64.cc (Relocate::relocate_tls): Likewise.
2404 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2405 (tls_pie_pic_test): New target.
2406 * testsuite/Makefile.in: Rebuild.
2408 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2409 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2410 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2411 * testsuite/Makefile.in: Rebuild.
2413 2010-02-09 David S. Miller <davem@davemloft.net>
2415 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2416 R_SPARC_RELATIVE using ->add_local_relative().
2417 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2419 * output.h (Output_data_dynamic::add_section_size): New method
2420 that takes two Output_data objects.
2421 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2422 entry param. Handle it in initializers.
2423 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2424 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2425 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2427 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2428 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2429 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2430 for dynrel_includes_plt.
2431 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2432 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2433 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2435 (Target_sparc::do_finalize_sections): Update to pass true for
2436 dynrel_includes_plt.
2437 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2438 output before .rela.plt
2439 (Target_powerpc::do_finalize_sections): Update to pass true for
2440 dynrel_includes_plt when 32-bit.
2442 2010-02-08 Doug Kwan <dougkwan@google.com>
2444 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2446 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2447 Arm_relobj::scan_section_for_cortex_a8_stubs,
2448 Arm_relobj::do_relocation_section): Instead of calling
2449 Output_section::output_address, use faster
2450 Arm_relobj::simple_input_section_output_address.
2452 2010-02-08 David S. Miller <davem@davemloft.net>
2454 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2455 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2456 relocation helper function.
2458 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2459 just like R_SPARC_GOT{10,13,22}.
2460 (Target_sparc::Scan::local): Likewise.
2461 (Target_sparc::Relocate:relocate): Likewise.
2463 2010-02-06 Ian Lance Taylor <iant@google.com>
2465 * configure.ac: Rewrite targetobjs duplicate removal code to use
2466 only shell constructs.
2467 * configure: Rebuild.
2469 2010-02-05 Doug Kwan <dougkwan@google.com>
2472 * arm.cc (Arm_relobj::section_is_scannable): New method.
2473 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2474 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2476 2010-02-04 Doug Kwan <dougkwan@google.com>
2479 * arm-reloc-property.cc (cstdio): Include.
2480 * configure.ac (targetobjs): Remove duplicates.
2481 * configure: Regenerate.
2482 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2483 big and little endian version for a given address size.
2485 2010-02-03 Doug Kwan <dougkwan@google.com>
2487 * arm-reloc-property.cc
2488 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2490 * arm-reloc-property.h
2491 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2492 New method definition.
2493 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2495 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2497 (GOT_PREL): Change implemented to Y.
2498 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2499 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2500 (Arm_relocate_functions::movw_abs_nc): Remove method.
2501 (Arm_relocate_functions::movt_abs): Ditto.
2502 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2503 (Arm_relocate_functions::thm_movt_abs): Ditto.
2504 (Arm_relocate_functions::movw_rel_nc): Ditto.
2505 (Arm_relocate_functions::movw_rel): Ditto.
2506 (Arm_relocate_functions::movt_rel): Ditto.
2507 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2508 (Arm_relocate_functions:thm_movw_rel): Ditto.
2509 (Arm_relocate_functions:thm_movt_rel): Ditto.
2510 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2511 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2512 New method definitions.
2513 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2514 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2515 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2516 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2517 (Target_arm::Relocate::relocate): Check for non-static or
2518 unimplemented relocation code and exit early. Change calls to
2519 Target_arm::reloc_uses_thumb_bit and
2520 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2521 instead. Refactor code to handle similar relocations to increase
2522 code sharing. Remove check for unsupported relocation code in switch
2524 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2525 relocation property table to find out size. Change error message to
2526 print out the name of a relocation code instead of the numeric value.
2527 (Target_arm::scan_reloc_for_stub): Use relocation property table
2528 instead of calling Target_arm::reloc_uses_thumb_bit().
2530 2010-02-02 Doug Kwan <dougkwan@google.com>
2532 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2533 types of relaxed input section.
2535 2010-02-02 Doug Kwan <dougkwan@google.com>
2537 * Makefile.am (HFILES): Add arm-reloc-property.h.
2539 (TARGETSOURCES): Add arm-reloc-property.cc
2540 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2541 (libgold_a_SOURCES): $(DEFFILES)
2542 * Makefile.in: Regenerate.
2543 * arm-reloc-property.cc: New file.
2544 * arm-reloc-property.h: New file.
2545 * arm-reloc.def: New file.
2546 * arm.cc: Update comments.
2547 (arm-reloc-property.h): New included header.
2548 (arm_reloc_property_table): New global variable.
2549 (Target_arm::do_select_as_default_target): New method definition.
2550 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2551 arm-reloc-property to targ_extra_obj.
2552 * parameters.cc (set_parameters_target): Call
2553 Target::select_as_default_target().
2554 * target.h (Target::select_as_default_target): New method definition.
2555 (Target::do_select_as_default_target): Same.
2557 2010-02-01 Doug Kwan <dougkwan@google.com>
2559 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2560 first_output_text_section_.
2561 (Arm_exidx_fixup::first_output_text_section): New method definition.
2562 (Arm_exidx_fixup::first_output_text_section_): New data member.
2563 (Arm_exidx_fixup::process_exidx_section): Record the first text
2564 output section seen.
2565 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2566 and entsize in output section header.
2568 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2570 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2571 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2572 (Arm_relocate_functions::thm_alu11): New Method.
2573 (Arm_relocate_functions::thm_pc8): New Method.
2574 (Arm_relocate_functions::thm_pc12): New Method.
2575 (Target_arm::Scan::local): Handle the relocations.
2576 (Target_arm::Scan::global): Likewise.
2577 (Target_arm::Relocate::relocate): Likewise.
2578 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2580 2010-01-29 Doug Kwan <dougkwan@google.com>
2582 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2583 of relocation types as ld.
2585 2010-01-29 Doug Kwan <dougkwan@google.com>
2587 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2589 (Arm_relocate_functions::thumb_branch_common): Ditto.
2590 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2591 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2592 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2593 Arm_relocate_functions::jump24): Remove.
2594 (Target_arm::Relocate::relocate): Adjust code to call
2595 Arm_relocation_functions::arm_branch_common and
2596 Arm_relocation_functions::thumb_branch_common instead of their removed
2597 wrappers. Merge switch-cases together to reduce source code size.
2599 2010-01-29 Doug Kwan <dougkwan@google.com>
2601 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2602 output_local_symbol_count_needs_update_.
2603 (Arm_relobj::output_local_symbol_count_needs_update,
2604 Arm_relobj::set_output_local_symbol_count_needs_update,
2605 Arm_relobj::update_output_local_symbol_count): New methods.
2606 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2608 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2609 of pointed function as in a R_ARM_PREL31 relocation.
2610 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2611 for output local symbol count updating.
2612 (Target_arm::do_relax): Update output local symbol counts in objects
2614 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2616 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2618 * arm.cc: Added support for the ARM relocations:
2619 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2620 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2621 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2623 (Arm_relocate_functions::movw_rel): New method.
2624 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2625 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2627 (Arm_relocate_functions::thm_movw_rel): New method.
2628 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2630 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2632 (Target_arm::Scan::global): Likewise.
2633 (Target_arm::Relocate::relocate): Likewise.
2634 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2637 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2639 * arm.cc: Added support for ARM group relocations.
2640 (Target_arm::reloc_needs_sym_origin): New method.
2641 (Arm_relocate_functions::calc_grp_kn): New method.
2642 (Arm_relocate_functions::calc_grp_residual): New method.
2643 (Arm_relocate_functions::calc_grp_gn): New method.
2644 (Arm_relocate_functions::arm_grp_alu): New Method.
2645 (Arm_relocate_functions::arm_grp_ldr): New Method.
2646 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2647 (Arm_relocate_functions::arm_grp_ldc): New Method.
2648 (Target_arm::Scan::local): Handle the ARM group relocations.
2649 (Target_arm::Scan::global): Likewise.
2650 (Target_arm::Relocate::relocate): Likewise.
2651 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2654 2010-01-26 Doug Kwan <dougkwan@google.com>
2656 * arm.cc (set): Include.
2657 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2659 (Arm_output_section::Text_section_list): New type.
2660 (Arm_output_section::append_text_sections_to_list): New method.
2661 (Arm_output_section::fix_exidx_coverage): Ditto.
2662 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2663 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2664 Relobj::set_section_offset() instead of
2665 Sized_relobj::invalidate_section_offset().
2666 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2667 parameter for section headers. Ignore relocation sections for
2668 unallocated sections and EXIDX sections.
2669 (Target_arm::fix_exidx_coverage): New method.
2670 (Target_arm::output_section_address_less_than): New type.
2671 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2672 linked text section instead of the EXIDX section.
2673 (Arm_output_section::create_stub_group): Add an assertion to check
2674 that this is not an EXIDX output section.
2675 (Arm_output_section::append_text_sections_to_list): New method.
2676 (Arm_output_section::fix_exidx_coverage): Ditto.
2677 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2678 Arm_relobj::section_needs_reloc_stub_scanning.
2679 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2681 (Target_arm::fix_exidx_coverage): New method.
2682 * object.h (Relobj::set_output_section): New method.
2683 (Sized_relobj::invalidate_section_offset): Remove method.
2684 (Sized_relobj::do_invalidate_section_offset): Remove method.
2685 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2687 2010-01-25 Doug Kwan <dougkwan@google.com>
2689 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2690 Fix warning due to signed and unsigned comparison on a 32-bit host.
2692 2010-01-22 Doug Kwan <dougkwan@google.com>
2694 * arm.cc (Target_arm::do_relax): Record an output section for section
2695 offset adjustment it contains any stub table that has changed.
2696 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2697 offsets in an output section if necessary.
2698 * output.cc (Output_section::Output_section): Initialize
2699 section_offsets_need_adjustments_.
2700 (Output_section::add_input_section_for_script): Renamed to
2701 Output_section::add_simple_input_section.
2702 (Output_section::save_states): Add a comment.
2703 (Output_section::discard_states): New method defintion.
2704 (Output_section::adjust_section_offsets): Same.
2705 * output.h (Output_section::add_input_section_for_script): Renamed to
2706 Output_section::add_simple_input_section.
2707 (Output_section::discard_states): New method declaration.
2708 (Output_section::adjust_section_offsets): Same.
2709 (Output_section::section_offsets_need_adjustment,
2710 Output_section::set_section_offsets_need_adjustment): New method
2712 (Output_section::section_offsets_need_adjustment_): New data member.
2713 * script-sections.cc
2714 (Output_section_element_input::set_section_address): Adjust code for
2715 renaming of Output_section::add_input_section_for_script.
2716 (Orphan_output_section::set_section_address): Same.
2718 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2720 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2721 Fix_v4bx enum values .
2722 * gold/options.h (General_options): New option definitions.
2723 (General_options::fix_v4bx): New method.
2724 (General_options::Fix_v4bx): New enum.
2725 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2726 (General_options::parse_fix_v4bx_interworking): New method.
2728 2010-01-22 Doug Kwan <dougkwan@google.com>
2730 * arm.cc (Arm_exidx_fixup): New class.
2732 2010-01-21 Doug Kwan <dougkwan@google.com>
2734 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2736 (Arm_exidx_section_offset_map): New type.
2738 2010-01-21 Doug Kwan <dougkwan@google.com>
2740 * arm.cc (Arm_exidx_input_section): New class.
2741 (Arm_relobj::exidx_input_section_by_link,
2742 Arm_relobj::exidx_input_section_by_shndx,
2743 Arm_relobj::make_exidx_input_section): New methods.
2744 (read_arm_attributes_section): Remove.
2745 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2746 information about them.
2747 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2750 2010-01-20 Doug Kwan <dougkwan@google.com>
2752 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2753 Input_section_specifier to Section_id.
2754 (Target_arm::new_arm_input_section: Adjust code for change of key
2756 (Target_arm::find_arm_input_section): Ditto.
2757 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2758 (Section_id): Remove.
2759 (Garbage_collection::Section_id_hash): Remove.
2760 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2761 (Section_id): Remove.
2762 (Icf::Section_id_hash): Remove.
2763 * object.h (Section_id, Const_section_id, Section_id_hash,
2764 Const_section_id_hash): New type definitions.
2765 * output.cc (Output_section::add_relaxed_input_section): Change to
2766 use Const_section_id instead of Input_section_specifier as key type.
2767 (Output_section::add_merge_input_section): Ditto.
2768 (Output_section::build_relaxation_map): Change to use Section_id
2769 instead of Input_section_specifier as key type.
2770 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2772 (Output_section::convert_input_sections_to_relaxed_sections): Change
2773 to use Const_section_id instead of Input_section_specifier as key type.
2774 (Output_section::find_merge_section): Ditto.
2775 (Output_section::find_relaxed_input_section): Ditto.
2776 * output.h (Input_section_specifier): Remove class.
2777 (Output_section::Output_section_data_by_input_section_map): Change
2778 key type to Const_section_id.
2779 (Output_section::Output_relaxed_input_section_by_input_section_map):
2781 (Output_section::Relaxation_map): Change key type to Section_id.
2783 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2785 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2786 (class Arm_v4bx_stub): New class.
2787 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2788 (Stub_factory::make_arm_v4bx_stub): New method.
2789 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2790 (Stub_table::empty): Handle v4bx stubs.
2791 (Stub_table::add_arm_v4bx_stub): New method.
2792 (Stub_table::find_arm_v4bx_stub): New method.
2793 (Arm_relocate_functions::v4bx): New method.
2794 (Target_arm::fix_v4bx): New method.
2795 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2796 (Stub_table::relocate_stubs): Likewise.
2797 (Stub_table::do_write): Likewise.
2798 (Stub_table::update_data_size_and_addralign): Likewise.
2799 (Stub_table::finalize_stubs): Likewise.
2800 (Target_arm::Scan::local): Likewise.
2801 (Target_arm::Scan::global): Likewise.
2802 (Target_arm::do_finalize_sections): Likewise.
2803 (Target_arm::Relocate::relocate): Likewise.
2804 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2806 (Target_arm::scan_reloc_for_stub): Likewise.
2807 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2809 2010-01-19 Ian Lance Taylor <iant@google.com>
2811 * output.cc (Output_section_headers::do_sized_write): Write large
2812 segment count to sh_info field.
2813 (Output_file_header::do_sized_write): For large segment count,
2814 write PN_XNUM to e_phnum field.
2816 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2818 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2819 (Arm_relocate_functions::thm_jump8): New function.
2820 (Arm_relocate_functions::thm_jump11): New function.
2821 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2823 (Target_arm::Scan::global): Likewise.
2824 (Target_arm::Relocate::relocate): Likewise.
2825 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2828 2010-01-14 Doug Kwan <dougkwan@google.com>
2830 * arm.cc (map, utility): Include headers.
2831 (Target_arm::apply_cortex_a8_workaround): New method.
2832 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2833 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2834 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2835 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2836 the --[no-]fix-cortex-a8 command line options.
2837 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2838 (Target_arm::relocate_stub): Use addend in instruction template.
2839 * options.h (DEFINE_bool): Set the user-set flag.
2840 (General_options): Add --[no-]-fix-cortex options.
2841 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2842 : Update fast look-up map after conversion.
2844 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2846 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2847 in the first pass of do_layout.
2849 2010-01-13 Doug Kwan <dougkwan@google.com>
2851 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2852 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2853 apparent compiler problem of not folding static constant integral
2854 data members of elfcpp::Elf_sizes<32>.
2856 2010-01-13 Doug Kwan <dougkwan@google.com>
2858 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2859 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2860 Arm_relobj::scan_section_for_cortex_a8_erratum,
2861 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2862 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2863 sections to scan for relocation stubs into a new method
2864 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2865 relocation and Cortex-A8 stub scanning.
2866 (Target_arm::do_relax): Force stubs to be after stubbed sections
2867 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2868 the beginning of a new relaxation pass. Update a comment.
2869 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2871 2010-01-12 Ian Lance Taylor <iant@google.com>
2873 * target-reloc.h (visibility_error): New inline function.
2874 (relocate_section): Call visibility_error.
2875 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2876 (MOSTLYCLEANFILES): Likewise.
2877 (protected_4_pic.o, protected_3.err): New targets.
2878 * testsuite/protected_4.cc: New file.
2880 2010-01-12 Doug Kwan <dougkwan@google.com>
2882 * arm.cc (Cortex_a8_reloc): New class.
2883 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2884 and cortex_a8_relocs_info_.
2885 (Target_arm::fix_cortex_a8): New method definition.
2886 (Target_arm::Cortex_a8_relocs_info): New type.
2887 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2888 New data member declarations.
2889 (Target_arm::scan_reloc_for_stub): Record information about
2890 relocations for THUMB branches that might be exempted from the
2891 Cortex-A8 workaround.
2892 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2893 at the beginning of a relaxation pass.
2895 2010-01-12 Doug Kwan <dougkwan@google.com>
2897 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2898 (Arm_relobj::Mapping_symbol_position,
2899 Arm_reloj::Mapping_symbol_position_less,
2900 Arm_relobj::Mapping_symbols_info): New types.
2901 (Target_arm::is_mapping_symbol_name): New method definition.
2902 (Arm_relobj::do_count_local_symbols): Save information about mapping
2905 2010-01-11 Doug Kwan <dougkwan@google.com>
2907 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2908 Arm_relocate_functions::thumb32_branch_upper,
2909 Arm_relocate_functions::thumb32_branch_lower,
2910 Arm_relocate_functions::thumb32_cond_branch_offset,
2911 Arm_relocate_functions::thumb32_cond_branch_upper,
2912 Arm_relocate_functions::thumb32_cond_branch_lower,
2913 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2914 branch offset encoding.
2915 (Arm_relocate_functions::thumb_branch_common): Use new branch
2916 offset encoding methods to avoid code duplication.
2917 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2918 (Stub_addend_reader::operator()): Use new branch encoding method
2919 to avoid code duplication.
2921 2010-01-11 Doug Kwan <dougkwan@google.com>
2923 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2924 (Target_arm::do_finalize_sections): Define special EXIDX section
2925 symbols only if referenced.
2926 * gc.h (Garbage_collection::add_reference): New method.
2927 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2930 2010-01-11 Ian Lance Taylor <iant@google.com>
2932 * script.cc (Version_script_info::build_expression_list_lookup):
2933 Change complaing about duplicate wildcard match from error to
2936 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2938 (Version_script_info::Version_script_info): Initialize globs_,
2939 default_version_, default_is_global_, and exact_. Don't
2940 initialize globals_ or locals_.
2941 (Version_script_info::build_lookup_tables): Build local symbols
2943 (Version_script_info::unquote): New function.
2944 (Version_script_info::add_exact_match): New function.
2945 (Version_script_info::build_expression_list_lookup): Remove lookup
2946 parameter. Add is_global parameter. Change all callers. Handle
2947 wildcard pattern specially. Unquote pattern. Call
2949 (Version_script_info::get_name_to_match): New function.
2950 (Version_script_info::get_symbol_version): New function.
2951 (Version_script_info::get_symbol_version_helper): Remove.
2952 (Version_script_info::check_unmatched_names): Call unquote.
2953 * script.h (class Version_script_info): Change get_symbol_version
2954 to be non-inline and add is_global parameter; change all callers.
2955 Rewrite symbol_is_local. Update declarations. Define struct
2956 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2957 Remove globals_ and locals_ members. Add exact_, globs_,
2958 default_version_, is_global_.
2959 (Version_script_info::Glob): Remove pattern, add expression and
2960 is_global. Update constructor. Change all callers.
2961 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2963 (Versions::symbol_section_contents): If a symbol is undefined, or
2964 defined in a dynamic object, set the version index to
2966 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2968 (Symbol_table::add_from_pluginobj): Likewise.
2969 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2971 2010-01-11 Doug Kwan <dougkwan@google.com>
2973 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2974 (incremental_dump_LDADD): Add linking option for libintl.
2975 * Makefile.in: Regenerate.
2977 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2980 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2982 * testsuite/Makefile.in: Regenerated.
2984 2010-01-10 Doug Kwan <dougkwan@google.com>
2986 * options.h (DEFINE_var): Use parentheses around argument varname__
2987 in macro body to avoid any unintended subsequent substitutions.
2989 2010-01-10 Ian Lance Taylor <iant@google.com>
2991 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2992 candidates before doing symbol resolution.
2994 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2995 ODR candidates if only one is weak.
2997 2010-01-08 Ian Lance Taylor <iant@google.com>
2999 * script.cc (Version_script_info::build_expression_list_lookup):
3000 Don't warn about ambiguous version, just record the ambiguity.
3001 (Version_script_info::get_symbol_version_helper): Give error if
3002 version is ambiguous.
3004 2010-01-08 Doug Kwan <dougkwan@google.com>
3006 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3007 prev_data_size_ and prev_addralign_. Remove initializer for
3008 deleted data member has_been_changed_.
3009 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3010 to determine if the table is empty.
3011 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3013 (Stub_table::add_reloc_stub): Define method in class definition
3014 instead of just declaring it there.
3015 (Stub_table::add_cortex_a8_stub): New method definition.
3016 (Stub_table::update_data_size_and_addralign): Ditto.
3017 (Stub_table::finalize_stubs): Ditto.
3018 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3019 (Stub_table::do_addralign_): Return address alignment in the
3020 (Stub_table::do_reset_address_and_file_offset): Define method in
3021 class definition instead of declaring it there. Set current data
3022 size to be the data size of the previous pass.
3023 (Stub_table::set_final_data_size): Use current data size as the
3025 (Stub_table::relocate_stub): Change parameter type of stub from
3026 Reloc_stub pointer to Stub pointer.
3027 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3028 (Stub_table::Cortex_a8_stub_list): New typedef.
3029 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3030 Stub_table::prev_addralign_): New data member.
3031 (Arm_relobj::Arm_relobj): Initialize data member
3032 section_has_cortex_a8_workaround_.
3033 (Arm_relobj::section_has_cortex_a8_workaround,
3034 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3036 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3038 (Target_arm::relocate_stub): Change parameter type of stub from
3039 Reloc_stub pointer to Stub pointer.
3040 (Insn_template::size, Insn_template::alignment): Handle
3041 THUMB16_SPECIAL_TYPE.
3042 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3043 Stub_table::update_data_size_and_addralign,
3044 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3046 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3047 (Stub_table::do_write): Ditto.
3048 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3050 2010-01-08 Ian Lance Taylor <iant@google.com>
3053 * symtab.h (class Symbol): Remove fields is_target_special_ and
3054 has_plt_offset_. Add field is_defined_in_discarded_section_.
3055 (Symbol::is_defined_in_discarded_section): New function.
3056 (Symbol::set_is_defined_in_discarded_section): New function.
3057 (Symbol::has_plt_offset): Rewrite.
3058 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3059 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3060 Don't initialize is_target_special_ or has_plt_offset_.
3061 Initialize is_defined_in_discarded_section_.
3062 (Symbol_table::add_from_relobj): If appropriate, set
3063 is_defined_in_discarded_section.
3064 * resolve.cc (Symbol::override_base_with_special): Don't test
3065 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3066 * target-reloc.h (relocate_section): Do special handling for
3067 symbols defined in discarded sections for global symbols as well
3070 2010-01-08 Ian Lance Taylor <iant@google.com>
3072 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3073 the SHT_SYMTAB case.
3075 2010-01-08 Ian Lance Taylor <iant@google.com>
3077 * object.cc (Sized_relobj::do_layout): Don't get confused if
3078 layout_eh_frame returns NULL.
3080 2010-01-08 Ian Lance Taylor <iant@google.com>
3083 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3084 dynamic symbol table, use the normal symbol table.
3085 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3088 2010-01-08 Ian Lance Taylor <iant@google.com>
3091 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3094 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3096 * version.cc (print_version): Change to "Copyright 2010".
3098 2010-01-08 Ian Lance Taylor <iant@google.com>
3102 * i386.cc (class Target_i386): Change return type of plt_section
3104 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3105 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3106 tls_desc_rel_ field.
3107 (Output_data_plt_i386::rel_tls_desc): New function.
3108 (Target_i386::rel_tls_desc_section): New function.
3109 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3110 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3111 R_386_TLS_DESC reloc in rel_tls_desc_section.
3112 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3113 Define struct Tlsdesc_info.
3114 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3115 (Target_x86_64::do_reloc_symbol_index): New function.
3116 (Target_x86_64::add_tlsdesc_info): New function.
3117 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3118 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3120 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3122 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3123 (Target_x86_64::rela_tlsdesc_section): New function.
3124 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3126 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3127 (Target_x86_64::do_reloc_addend): New function.
3128 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3129 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3130 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3131 (Output_reloc::type): New function.
3132 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3133 (Output_reloc::is_target_specific): New function.
3134 (Output_reloc::target_arg): New function.
3135 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3136 absolute relocs and target specific relocs.
3137 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3138 add_target_specific.
3139 (class Output_data_reloc) [SHT_RELA]: Likewise.
3140 * output.cc (Output_reloc::Output_reloc): Add four new versions
3141 for absolute relocs and target specific relocs.
3142 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3143 (Output_reloc::get_symbol_index): Likewise.
3144 (Output_reloc::local_section_offset): Check that local_sym_index_
3145 is not TARGET_CODE or 0.
3146 (Output_reloc::symbol_value): Likewise.
3147 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3149 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3150 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3152 * layout.cc (add_target_dynamic_tags): Use output section for
3153 DT_PLTRELSZ and DT_JMPREL.
3155 2010-01-07 Ian Lance Taylor <iant@google.com>
3158 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3160 (class Output_data_reloc_generic): Define.
3161 (class Output_data_reloc_base): Change base class to
3162 Output_data_reloc_generic. Change add() method to call
3163 bump_relative_reloc_count for a relative reloc. Remove
3165 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3167 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3168 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3170 * layout.h (class Layout): Update declaration.
3172 2010-01-07 Ian Lance Taylor <iant@google.com>
3174 * output.h (class Output_data): Add const version of
3175 output_section and do_output_section.
3176 (class Output_section_data): Add const version of
3178 (class Output_section): Likewise.
3179 * layout.cc (Layout::add_target_dynamic_tags): New function.
3180 * layout.h (class Layout): Update declarations.
3181 * arm.cc (Target_arm::do_finalize_sections): Use
3182 add_target_dynamic_tags.
3183 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3184 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3185 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3186 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3188 2010-01-07 Ian Lance Taylor <iant@google.com>
3191 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3194 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3195 Ian Lance Taylor <iant@google.com>
3198 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3199 Xindex::read_symtab_xindex.
3201 2010-01-07 Doug Kwan <dougkwan@google.com>
3203 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3204 (Insn_template::thumb16_bcond_insn): New method declaration.
3205 (Insn_template): Fix spelling.
3206 (Stub::thumb16_special): New method declaration.
3207 (Stub::do_write): Define virtual method which was previously pure
3209 (Stub::do_thumb16_special): New method declaration.
3210 (Stub::do_fixed_endian_write): New template member.
3211 (Reloc_stub::do_write): Remove.
3212 (Reloc_stub::do_fixed_endian_write): Remove.
3213 (Cortex_a8_stub): New class definition.
3214 (Stub_factory::make_cortex_a8_stub): New method definition.
3215 (Stub_factory::Stub_factory): Add missing static storage class
3216 qualifier for elf32_arm_stub_a8_veneer_blx.
3218 2010-01-07 Ian Lance Taylor <iant@google.com>
3221 * options.h (class General_options): Add --warn-unresolved-symbols
3222 and --error-unresolved-symbols.
3223 * errors.cc (Errors::undefined_symbol): Implement
3224 --warn-unresolved-symbols.
3226 * options.h (class General_options): Add -z text and -z textoff.
3227 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3229 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3231 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3232 (Garbage_collection::cident_sections): New function.
3233 (Garbage_collection::add_cident_section): New function.
3234 (Garbage_collection::cident_sections_): New member.
3235 (gc_process_relocs): Add references to sections whose names are C
3237 * gold.h (cident_section_start_prefix): New constant.
3238 (cident_section_stop_prefix): New constant.
3239 (is_cident): New function.
3240 * layout.cc (Layout::define_section_symbols): Replace string constants
3241 with the newly defined constants.
3242 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3244 * testsuite/Makefile.am: Add gc_orphan_section_test.
3245 * testsuite/Makefile.in: Regenerate.
3246 * testsuite/gc_orphan_section_test.cc: New file.
3247 * testsuite/gc_orphan_section_test.sh: New file.
3249 2010-01-06 Ian Lance Taylor <iant@google.com>
3252 * options.h (class General_options): Add --warn-shared-textrel.
3253 * layout.cc (Layout::finish_dynamic_section): Implement
3254 --warn-shared-textrel.
3257 * options.h (class General_options): Add --warn-multiple-gp.
3259 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3261 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3262 $(THREADSLIB) and $(LIBDL).
3263 * Makefile.in: Rebuild.
3265 2010-01-06 Ian Lance Taylor <iant@google.com>
3268 * options.cc (General_options::parse_section_start): New function.
3269 (General_options::section_start): New function.
3270 (General_options::General_options): Initialize all members.
3271 * options.h: Include <map>
3272 (class General_options): Add --section-start. Add section_starts_
3274 * layout.cc (Layout::attach_allocated_section_to_segment): If
3275 --section-start was used, set the address of the segment. Remove
3276 local sort_sections.
3277 (Layout::relaxation_loop_body): If the address of the load segment
3278 has been set by --section-start, don't use it.
3279 * output.h (Output_segment::update_flags_for_output_section): New
3281 * output.cc (Output_segment::add_output_section): Call
3282 update_flags_for_output_section.
3284 2010-01-05 Ian Lance Taylor <iant@google.com>
3287 * options.h (class General_options): Add --undefined-version.
3288 * script.cc (struct Version_expression): Add was_matched_by_symbol
3290 (Version_script_info::matched_symbol): New function.
3291 (Version_script_info::get_symbol_version_helper): Call
3293 (Version_script_info::check_unmatched_names): New function.
3294 * script.h (class Version_script_info): Update declarations.
3295 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3297 * options.h (class General_options): Use DEFINE_bool_alias for
3298 allow_multiple_definition.
3299 * resolve.cc (Symbol_table::should_override): Don't test
3300 allow_multiple_definition.
3303 * options.h (class General_options): Add --cref.
3304 * main.cc (main): Print cref table if --cref. Don't close mapfile
3305 until after printing cref table.
3306 * cref.cc: Include "symtab.h".
3307 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3308 (Cref_table_compare::operator()): New function.
3309 (Cref_inputs::gather_cref): New function.
3310 (filecol): New static const.
3311 (Cref_inputs::print_cref): New function.
3312 (Cref::print_cref): New function.
3313 * cref.h: Include <cstdio>.
3314 (class Cref): Update declarations.
3315 * mapfile.h (Mapfile::file): New function.
3316 * object.h (class Object): Define Symbols. Declare virtual
3317 do_get_global_symbols.
3318 (Object::get_global_symbols): New function.
3319 * object.cc (Input_objects::add_object): Pass object to cref_ if
3321 (Input_objects::archive_start): Likewise.
3322 (Input_objects::archive_stop): Likewise.
3323 (Input_objects::print_cref): New function.
3324 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3325 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3327 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3329 * plugin.h (class Sized_pluginobj): Update declarations.
3331 2010-01-05 Ian Lance Taylor <iant@google.com>
3333 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3334 to is_default_version. Rename insdef to insdefault.
3335 (Symbol_table::add_from_relobj): Rename def to is_default_version
3336 and local to is_forced_local.
3337 (Symbol_table::add_from_pluginobj): Likewise.
3338 (Symbol_table::add_from_dynobj): Likewise.
3339 (Symbol_table::define_special_symbol): Rename insdef to
3342 2010-01-04 Ian Lance Taylor <iant@google.com>
3345 * options.h (class General_options): Add
3346 --allow-multiple-definition and -z muldefs.
3347 * resolve.cc (Symbol_table::should_override): Don't warn about a
3348 multiple symbol definition if --allow-multiple-definition or -z
3352 * options.h (class General_options): Add --add-needed and
3353 --copy-dt-needed-entries. Tweak --as-needed help entry.
3354 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3355 error if --copy-dt-needed-entries aka --add-needed is used and
3356 would cause a change in behaviour.
3359 * options.h (class General_options): Add -G as a short version of
3360 --shared. Add no-op options -assert, -g, and -i.
3362 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3364 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3365 check for .text or .gnu.linkonce.t sections.
3366 * icf.cc (Icf::find_identical_sections): Ditto.
3367 Change the detection for mangled function name within the section
3369 * icf.h (is_section_foldable_candidate): New function.
3371 2009-12-30 Ian Lance Taylor <iant@google.com>
3374 * options.h (class General_options): Permit two dashes with
3375 --retain-symbols-file.
3377 2009-12-30 Ian Lance Taylor <iant@google.com>
3380 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3381 don't put the file header and segment headers in the text
3385 * common.cc (Sort_commons::operator()): Stabilize sort when both
3387 (Symbol_table::do_allocate_commons_list): When allocating common
3388 symbols, skip a symbol which is no longer common.
3389 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3390 an object before checking its type.
3391 * testsuite/common_test_2.c: New file.
3392 * testsuite/common_test_3.c: New file.
3393 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3394 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3395 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3396 (common_test_2_pic.o, common_test_2.so): New targets.
3397 (common_test_3_pic.o, common_test_3.so): New targets.
3398 * testsuite/Makefile.in: Rebuild.
3401 * script.cc (read_input_script): If we see a new SECTIONS clause,
3402 and we have added an input section, give an error.
3403 * layout.h (class Layout): Add have_added_input_section function.
3404 Add have_added_input_section_ field.
3405 * layout.cc (Layout::Layout): Initialize
3406 have_added_input_section_.
3407 (Layout::layout): Set have_added_input_section_.
3408 (Layout::layout_eh_frame): Likewise.
3410 2009-12-30 Ian Lance Taylor <iant@google.com>
3413 * options.h (class General_options): Add --sort-common option.
3414 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3415 * common.cc (Sort_common): Add sort_order parameter to
3416 constructor. Add sort_order_ field.
3417 (Sort_commons::operator): Check sort_order_.
3418 (Symbol_table::allocate_commons): Determine the sort order.
3419 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3421 (Symbol_table::do_allocate_commons_list): Likewise.
3423 2009-12-30 Ian Lance Taylor <iant@google.com>
3426 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3427 symbols from this object, don't change the visibility of an
3429 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3431 2009-12-30 Ian Lance Taylor <iant@google.com>
3434 * script.h (class Version_script_info): Define Language enum.
3435 Update declarations. Define Glob, Exact, and Lookup types. Add
3436 new fields globals_, locals_, and is_finalized_.
3437 * script.cc: Various formatting fixes.
3438 (class Parser_closure): Change language_stack_ from a vector of
3439 std::string to one of Version_script_info::Language. Adjust all
3441 (class Lazy_demangler): Remove.
3442 (struct Version_expression): Change language from std::string to
3443 Version_script_info::Language.
3444 (Version_script_info::Version_script_info): New function.
3445 (Version_script_info::~Version_script_info): Don't call clear.
3446 (Version_script_info::finalize): New function.
3447 (Version_script_info::build_lookup_tables): New function.
3448 (Version_script_info::build_expression_list_lookup): New
3450 (Version_script_info::get_symbol_version_helper): Rewrite to use
3452 (Version_script_info::print_expression_list): Adjust to use
3453 Version_script_info::Language.
3454 (script_push_lex_into_version_mode): Check that the version script
3455 has not been finalized.
3456 (version_script_push_lang): Change language string to
3457 Version_script_info::Language.
3458 * options.cc (Command_line::version_script): New function.
3459 * options.h (class General_options): Add finalize_dynamic_list
3460 function. Change version_script from declaration to definition.
3461 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3462 * testsuite/version_script.map: Remove duplicate def of foo.
3463 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3465 * testsuite/Makefile.in: Rebuild.
3467 2009-12-30 Ian Lance Taylor <iant@google.com>
3470 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3471 if the input symbol index is 0, make the output symbol index 0.
3473 2009-12-30 Ian Lance Taylor <iant@google.com>
3476 * options.h (class General_options): Add -x/--discard-all.
3477 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3478 --discard-all. If the local symbol needs a dynamic entry, check
3479 that before handling --discard-locals.
3481 2009-12-30 Ian Lance Taylor <iant@google.com>
3484 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3486 (Output_segment::add_output_section): Don't change the flags if
3490 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3491 GNU hash table if they need a dynamic value. Otherwise, don't add
3492 them if they are defined in a dynamic object or are forced local.
3494 2009-12-29 Ian Lance Taylor <iant@google.com>
3497 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3498 .gnu.hash table for a 32-bit target.
3501 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3502 regular and a dynamic object only needs a dynamic symbol table
3503 entry if it is externally visible.
3506 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3507 constructor. Add global_offset_table_ field.
3508 (Target_i386::got_section): Set global_offset_table_.
3509 (Target_i386::do_finalize_sections): Set global_offset_table_
3511 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3512 in constructor. Add global_offset_table_ field.
3513 (Target_x86_64::got_section): Set global_offset_table_.
3514 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3517 * layout.cc (Layout::Layout): Initialize increase_relro_.
3518 (Layout::get_output_section): Add is_relro, is_last_relro, and
3519 is_first_non_relro parameters. Change all callers.
3520 (Layout::choose_output_section): Likewise.
3521 (Layout::add_output_section_data): Likewise.
3522 (Layout::make_output_section): Likewise.
3523 (Layout::set_segment_offsets): Clear increase_relro when using a
3525 * layout.h (class Layout): Add increase_relro method. Add
3526 increase_relro_ field. Update declarations.
3527 * output.cc (Output_section::Output_section): Initialize
3528 is_last_relro_ and is_first_non_relro_.
3529 (Output_segment::add_output_section): Group relro sections is
3530 do_sort is true. Handle is_last_relro and is_first_non_relro.
3531 (Output_segment::maximum_alignment): Remove relro handling.
3532 (Output_segment::set_section_addresses): Add increase_relro
3533 parameter. Change all callers. Add initial alignment to align
3534 relro sections on separate page. Remove old relro handling.
3535 (Output_segment::set_section_list_addresses): Remove in_relro
3536 parameter. Change all callers.
3537 (Output_segment::set_offset): Add increase parameter. Change all
3538 callers. Remove old relro handling.
3539 * output.h (class Output_section): Add new methods: is_last_relro,
3540 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3541 Add is_last_relro_ and is_first_non_relro_ fields.
3542 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3543 Create separate .got.plt section. Call increase_relro.
3544 * x86_64.cc (Target_x86_64::got_section): Likewise.
3545 * testsuite/relro_script_test.t: Add .got.plt.
3548 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3549 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3550 (Layout::finalize): Call set_dynamic_symbol_size.
3551 (Layout::set_dynamic_symbol_size): New function.
3552 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3553 set_dynamic_symbol_size.
3556 * output.h (class Output_section): Add is_entsize_zero_ field.
3557 * output.cc (Output_section::Output_section): Initialize
3559 (Output_section::set_entsize): If two different entsizes are
3560 requested, force it to zero.
3561 (Output_section::add_input_section): Set flags for .debug_str
3562 before updating section flags. Set entsize.
3563 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3564 and SHF_STRING if all input sections have those flags.
3566 2009-12-29 Rafael Espindola <espindola@google.com>
3568 * main.cc (main): Fix the sys time reporting.
3569 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3572 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3574 * options.cc (General_options::parse_version): Allow -v to exit
3575 without an error if there is nothing to link.
3577 2009-12-29 Ian Lance Taylor <iant@google.com>
3579 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3580 using a version of gcc before 4.1.
3581 * configure: Rebuild.
3583 2009-12-28 Chris Demetriou <cgd@google.com>
3585 * attributes.cc (Output_attributes_section_data::do_write): Use
3586 std::vector::front rather than std::vector::data.
3588 2009-12-28 Ian Lance Taylor <iant@google.com>
3590 * symtab.h (class Symbol_table): Add enum Defined.
3591 * resolve.cc (Symbol_table::should_override): Add defined
3592 parameter. Change all callers. Test whether object is NULL
3593 before calling a method on it.
3594 (Symbol_table::report_resolve_problem): Add defined parameter.
3596 (Symbol_table::should_override_with_special): Likewise.
3597 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3598 parameter. Change all callers.
3599 (Symbol_table::do_define_in_output_data): Likewise.
3600 (Symbol_table::define_in_output_segment): Likewise.
3601 (Symbol_table::do_define_in_output_segment): Likewise.
3602 (Symbol_table::define_as_constant): Likewise.
3603 (Symbol_table::do_define_as_constant): Likewise.
3604 * script.h (class Symbol_assignment): Add is_defsym parameter to
3605 constructor; change all callers.
3606 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3607 parameter. Change all callers. Add is_defsym_ field.
3608 (class Parser_closure): Add parsing_defsym parameter to
3609 constructor; change all callers. Add parsing_defsym accessor
3610 function. Add parsing_defsym_ field.
3612 2009-12-28 Ian Lance Taylor <iant@google.com>
3614 * gold.cc (queue_middle_tasks): Fix formatting.
3615 * object.cc (Relobj::is_section_name_included): Likewise.
3617 2009-12-23 Ian Lance Taylor <iant@google.com>
3619 * i386.cc (Target_i386::do_calls_non_split): Recognize
3620 -fsplit-stack prologue for a function with a static chain.
3621 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3622 -fsplit-stack prologue when using %r11.
3624 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3626 * options.cc (General_options::parse_version): Make -v continue and do
3627 the link like GNU ld does.
3629 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3631 * Makefile.am (CCFILES): Add timer.cc.
3632 (HFILES): Add timer.h.
3633 * configure.ac: Check for sysconf and times.
3634 * main.cc: include timer.h.
3635 (main): Use Timer instead of get_run_time.
3638 * workqueue.cc: include timer.h.
3639 (Workqueue::find_and_run_task):
3640 Report user, sys and wall time.
3641 * Makefile.in: Regenerate.
3642 * config.in: Regenerate.
3643 * configure: Regenerate.
3645 2009-12-16 Doug Kwan <dougkwan@google.com>
3647 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3649 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3650 relaxed input sections.
3651 * output.cc (Output_section::find_relaxed_input_section): Change
3652 return type to Output_relaxed_input_section pointer. Adjust code
3653 for new type of relaxed_input_section_map_.
3654 * output.h (Output_section::find_relaxed_input_section): Change
3655 return type to Output_relaxed_input_section pointer.
3656 (Output_section::Output_relaxed_input_section_by_input_section_map):
3658 (Output_section::relaxed_input_section_map_): Change type to
3659 Output_section::Output_relaxed_input_section_by_input_section_map.
3660 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3663 2009-12-15 Ian Lance Taylor <iant@google.com>
3665 * layout.cc (Layout::create_shstrtab): Only write out after input
3666 sections if we are compressing debug sections.
3668 2009-12-15 Ian Lance Taylor <iant@google.com>
3670 * archive.cc (Archive::add_symbols): Only look up a symbol without
3671 a version if there is, in fact, a version.
3673 2009-12-14 Ian Lance Taylor <iant@google.com>
3675 Revert -Wshadow changes, all changes from:
3676 2009-12-11 Doug Kwan <dougkwan@google.com>
3677 2009-12-11 Nick Clifton <nickc@redhat.com>
3678 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3680 2009-12-11 Doug Kwan <dougkwan@google.com>
3682 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3684 * attributes.cc (Object_attribute::size): Ditto.
3685 (Attributes_section_data::size): Ditto.
3686 (Attributes_section_data::Attributes_section_data): Ditto.
3687 (Output_attributes_section_data::do_write): Ditto.
3688 * attributes.h (Object_attribute::set_type): Ditto.
3689 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3691 2009-12-11 Nick Clifton <nickc@redhat.com>
3693 * archive.cc: Fix shadowed variable warnings.
3695 * compressed_output.cc: Likewise.
3696 * compressed_output.h: Likewise.
3697 * configure: Likewise.
3698 * dwarf_reader.cc: Likewise.
3699 * dynobj.cc: Likewise.
3700 * dynobj.h: Likewise.
3701 * ehframe.cc: Likewise.
3702 * ehframe.h: Likewise.
3703 * errors.cc: Likewise.
3704 * expression.cc: Likewise.
3705 * fileread.cc: Likewise.
3706 * fileread.h: Likewise.
3707 * freebsd.h: Likewise.
3708 * i386.cc: Likewise.
3710 * incremental.h: Likewise.
3711 * layout.cc: Likewise.
3712 * layout.h: Likewise.
3713 * mapfile.cc: Likewise.
3714 * merge.cc: Likewise.
3715 * merge.h: Likewise.
3716 * object.cc: Likewise.
3717 * object.h: Likewise.
3718 * options.h: Likewise.
3719 * output.cc: Likewise.
3720 * output.h: Likewise.
3721 * parameters.cc: Likewise.
3722 * plugin.cc: Likewise.
3723 * powerpc.cc: Likewise.
3724 * reduced_debug_output.cc: Likewise.
3725 * reduced_debug_output.h: Likewise.
3726 * reloc.cc: Likewise.
3727 * reloc.h: Likewise.
3728 * resolve.cc: Likewise.
3729 * script-sections.cc: Likewise.
3730 * script.cc: Likewise.
3731 * script.h: Likewise.
3732 * sparc.cc: Likewise.
3733 * symtab.cc: Likewise.
3734 * symtab.h: Likewise.
3735 * target-select.cc: Likewise.
3736 * target-select.h: Likewise.
3737 * token.h: Likewise.
3738 * workqueue.cc: Likewise.
3739 * workqueue.h: Likewise.
3740 * x86_64.cc: Likewise.
3742 2009-12-10 Doug Kwan <dougkwan@google.com>
3744 * arm.cc (attributes.h): New include.
3745 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3746 (Arm_relobj::~Arm_relobj): Delete object pointed by
3747 attributes_section_data_.
3748 (Arm_relobj::attributes_section_data): New method definition.
3749 (Arm_relobj::attributes_section_data_): New data member declaration.
3750 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3751 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3752 attributes_section_data_.
3753 (Arm_dynobj::attributes_section_data): New method definition.
3754 (Arm_dynobj::attributes_section_data_): New data member declaration.
3755 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3756 initialization value of may_use_blx_ to false.
3757 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3758 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3759 object attributes to compute results instead of hard-coding.
3760 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3761 Target_arm::get_secondary_compatible_arch,
3762 Target_arm::set_secondary_compatible_arch
3763 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3764 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3765 New method declarations.
3766 (Target_arm::get_aeabi_object_attribute): New method definition.
3767 (Target_arm::attributes_section_data_): New data member declaration.
3768 (read_arm_attributes_section): New template definition.
3769 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3770 (Arm_dynobj::do_read_symbols): Ditto.
3771 (Target_arm::do_finalize_sections): Merge attributes sections from
3772 input. Check for BLX use after attributes section merging.
3773 Fix __exidx_start and __exidx_end visibility. Create an
3774 .ARM.attributes section if necessary.
3775 (Target_arm::get_secondary_compatible_arch,
3776 Target_arm::set_secondary_compatible_arch,
3777 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3778 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3779 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3780 New method definitions.
3782 2009-12-09 Ian Lance Taylor <iant@google.com>
3784 * plugin.cc (Plugin::load): Don't cast from void* to a function
3787 2009-12-09 Ian Lance Taylor <iant@google.com>
3789 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3792 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3794 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3795 Replace two_file_shared_1.so with two_file_shared_2.so.
3796 * testsuite/Makefile.in: Regenerated.
3798 2009-12-08 Doug Kwan <dougkwan@google.com>
3800 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3801 (HFILES): Add attributes.h and int_encoding.h.
3802 * Makefile.in: Regenerate.
3803 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3804 function definitions to int_encoding.cc
3805 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3806 prototypes to int_encoding.h
3807 * reduced_debug_output.cc (int_encoding.h): New include.
3808 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3809 function definitions to int_encoding.cc
3810 (insert_into_vector, read_from_pointer): Move template definitions to
3812 * attributes.cc: New file.
3813 * attributes.h: New file.
3814 * int_encoding.cc: New file.
3815 * int_encoding.h: New file.
3817 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3820 * incremental-dump.cc (dump_incremental_inputs): New.
3821 (main): Use dump_incremental_inputs.
3823 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3826 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3827 checking elfcpp::STT_FUNC.
3828 (Target_i386::Relocate::relocate): Likewise.
3829 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3831 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3832 symbols from shared libraries into normal FUNC symbols.
3834 * symtab.h (Symbol): Add is_func and use it.
3836 2009-12-05 Doug Kwan <dougkwan@google.com>
3838 * arm.cc (Target_arm::arm_info): Initialize new fields
3839 attributes_section and attributes_vendor.
3840 * i386.cc (Target_i386::i386_info): Same.
3841 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3842 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3843 fields attributes_section and attributes_vendor.
3844 * sparc.cc (Target_sparc::sparc_info): Same.
3845 * target.h (Target::attributes_section, Target::attributes_vendor,
3846 Target::is_attributes_section, Target::attribute_arg_type,
3847 Target::attributes_order): New method definitions.
3848 (Target::Target_info::attributes_section,
3849 Target::Target_info::attributes_vendor): New fields.
3850 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3851 virtual method definitions.
3852 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3853 attributes_section and attributes_vendor.
3854 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3856 2009-12-05 Doug Kwan <dougkwan@google.com>
3858 * arm.cc: Update comments about interworking and stub generation.
3859 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3860 considered as non-PIC.
3861 (Arm_relocate_functions::base_abs): Fix formatting.
3862 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3863 of function to use GOT entry address instead of offset.
3864 (Target_arm::Scan::global): Issue an error if a symbol would need a
3865 PLT does not get one because it is untyped. Remove code to create
3866 dynamic symbols for relative branches.
3867 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3868 takes unsigned integer instead of boolean.
3870 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3872 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3873 (two_file_test_LDADD): Likewise.
3874 (common_test_1_LDADD): Likewise.
3875 (exception_test_LDADD) Likewise.
3876 (weak_test_LDADD): Likewise.
3877 (many_sections_test_LDADD): Likewise.
3878 (initpri1_LDADD): Likewise.
3879 (script_test_1_LDADD): Likewise.
3880 (script_test_2_LDADD): Likewise.
3881 (justsyms_LDADD): Likewise.
3882 (binary_test_LDADD): Likewise.
3883 (large_LDADD): Likewise.
3884 * testsuite/Makefile.in: Regenerated.
3886 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3888 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3889 (Symbol_table::override_with_special): Likewise.
3890 (Symbol_table::add_from_object): Likewise.
3892 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3894 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3895 Don't set the data_offset twice.
3897 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3899 * testsuite/Makefile.in: Regenerate.
3901 2009-12-03 Doug Kwan <dougkwan@google.com>
3903 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3904 (Target_arm::do_finalize_sections): Add parameter for symbol table
3905 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3906 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3907 parameter for symbol table pointer.
3908 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3909 an additional parameter for a pointer to symbol table.
3910 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3911 parameter for a symbol table pointer.
3912 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3913 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3915 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3916 parameter for a symbol table pointer.
3918 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3920 * incremental.cc (Incremental_inputs_header)
3921 (Incremental_inputs_header_write, Incremental_inputs_entry)
3922 (Incremental_inputs_entry_write): Move ...
3923 * incremental.h (Incremental_inputs_header)
3924 (Incremental_inputs_header_write, Incremental_inputs_entry)
3925 (Incremental_inputs_entry_write): here.
3927 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3929 * incremental.cc (make_sized_incremental_binary): Set the target.
3930 Error if it is incompatible.
3931 * output.h (Output_file): Add filename method.
3933 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3935 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3936 from the get_* methods.
3938 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3940 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3941 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3942 Write 0 for the data_offset of scripts.
3944 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3946 * testsuite/Makefile.am: Add the incremental_test.sh test.
3947 * testsuite/incremental_test.sh: New.
3948 * testsuite/incremental_test_1.c: New.
3949 * testsuite/incremental_test_2.c: New.
3951 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3953 * incremental-dump.cc (main): Fix typos.
3955 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3958 * incremental-dump.cc (main): Use llu to print 64 bit values.
3960 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3961 H.J. Lu <hongjiu.lu@intel.com>
3963 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3965 (incremental_dump_LDADD): Likewise.
3966 * Makefile.in: Regenerated.
3968 2009-11-25 Doug Kwan <dougkwan@google.com>
3972 2009-11-25 Doug Kwan <dougkwan@google.com>
3974 * arm.cc (Target_arm::Target_arm): Move method definition
3975 outside of class definition. Add code to handle
3976 --target1-rel, --target1-abs and --target2= options.
3977 (Target_arm::get_reloc_reloc_type): Change method to be
3978 non-static and const.
3979 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3980 New data member declaration.
3981 (Target_arm::Scan::local, Target_arm::Scan::global,
3982 Target_arm::Relocate::relocate,
3983 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3984 Adjust call to Target_arm::get_real_reloc_type.
3985 (Target_arm::get_real_reloc_type): Use command line options
3986 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3987 * options.h (--target1-rel, --target1-abs, --target2): New
3990 2009-11-25 Doug Kwan <dougkwan@google.com>
3992 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3993 class definition. Add code to handle --target1-rel, --target1-abs
3994 and --target2= options.
3995 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3997 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3999 (Target_arm::Scan::local, Target_arm::Scan::global,
4000 Target_arm::Relocate::relocate,
4001 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4002 call to Target_arm::get_real_reloc_type.
4003 (Target_arm::get_real_reloc_type): Use command line options to
4004 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4005 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4008 2009-11-25 Doug Kwan <dougkwan@google.com>
4010 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4011 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4012 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4014 (Arm_relocate_functions::thm_call): Replace body with a call to
4015 Arm_relocate_functions::thumb_branch_common.
4016 (Arm_relocate_functions::thm_jump24,
4017 Arm_relocate_functions::thm_xpc22): New method definitions.
4018 (Arm_relocate_functions::thumb_branch_common): New method definition.
4019 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4021 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4022 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4024 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4026 * Makefile.am: Build incremental-dump
4027 * Makefile.in: Regenerate.
4028 * incremental-dump.cc: New.
4029 * incremental.cc (Incremental_inputs_header_data,
4030 Incremental_inputs_entry_data): Move to incremental.h
4031 * incremental.h: (Incremental_inputs_header_data,
4032 Incremental_inputs_entry_data): Move from incremental.cc
4034 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4036 * incremental.cc (Incremental_inputs_header,
4037 Incremental_inputs_header_write, Incremental_inputs_entry,
4038 Incremental_inputs_entry_write): Add a typedef with the data type.
4040 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4042 * incremental.cc (Incremental_inputs_header,
4043 Incremental_inputs_header_write, Incremental_inputs_entry,
4044 Incremental_inputs_entry_write): Update comment about which
4045 type has the filed descriptions.
4047 2009-11-15 Doug Kwan <dougkwan@google.com>
4049 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4050 (Arm_relocate_functions::arm_branch_common): Change method defintion
4051 in class definition to a method declaration and update list of formal
4053 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4054 Arm_relocation_functions::jump24): Adjust call to
4055 Arm_relocate_functions::arm_branch_common. Update list of formal
4057 (Arm_relocate_functions::xpc25): New method definition.
4058 (Arm_relocate_functions::arm_branch_common): Move method defintion
4059 out from class definition. Use stubs for mode-switching and extending
4061 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4062 specially. Change code to enable use of stubs in ARM branches.
4064 2009-11-10 Doug Kwan <dougkwan@google.com>
4066 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4067 in method declaration.
4068 (Target_arm::relocate_stub): New method declaration.
4069 (Target_arm::default_target): Change to return a pointer instead of
4071 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4072 Target_arm::default_target.
4073 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4075 (Target_arm::relocate_section): Adjust view.
4076 (Target_arm::relocate_stub): New method definition.
4078 2009-11-10 Doug Kwan <dougkwan@google.com>
4080 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4082 * incremental.cc (open_incremental_binary): Initialized local
4083 variables to avoid warnings.
4084 * object.cc (make_elf_object): Ditto.
4085 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4088 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4091 * testsuite/plugin_test.c: Include "config.h".
4093 2009-11-09 Doug Kwan <dougkwan@google.com>
4095 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4096 (arm_symbol_value): Remove.
4097 (Arm_relocate_functions::arm_branch_common,
4098 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4099 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4100 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4101 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4102 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4103 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4104 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4105 Arm_relocate_functions::thm_mobw_abs_nc,
4106 Arm_relocate_functions::thm_mov_abs,
4107 Arm_relocate_functions::movw_prel_nc,
4108 Arm_relocate_functions::thm_movt_abs,
4109 Arm_relocate_functions::movt_prel,
4110 Arm_relocate_functions::thm_movw_prel_nc,
4111 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4112 (Target_arm::Relocate::relocate): Only decompose address into two
4113 parts if relocation type uses the thumb-bit and pass the actual
4114 bit instead of a flag indicating that the thumb-bit is used. Adjust
4115 calls to methods in Arm_relocate_functions for this change.
4117 2009-11-08 Ian Lance Taylor <iant@google.com>
4120 * reloc.cc: Instantiate
4121 Sized_relobj::initialize_input_to_output_maps and
4122 Sized_relobj:free_input_to_output_maps.
4124 2009-11-06 Ian Lance Taylor <iant@google.com>
4127 * defstd.cc (in_segment): Set only_if_ref true for "end".
4129 2009-11-06 Doug Kwan <dougkwan@google.com>
4131 * arm.cc (class Reloc_stub): Correct a comment.
4132 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4133 (Target_arm::scan_section_for_stubs): New method declaration.
4134 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4135 Change methods from private to protected.
4136 (Target_arm::do_may_relax): New method definition.
4137 (Target_arm::do_relax, Target_arm::group_sections,
4138 Target_arm::scan_reloc_for_stub,
4139 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4140 (Target_arm::arm_input_section_map_): New data member declaration.
4141 (Target_arm::scan_reloc_for_stub,
4142 Target_arm::scan_reloc_section_for_stubs,
4143 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4144 Target_arm::do_relax): New method definitions.
4146 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4148 * configure.ac: Check for (struct stat)::st_mtim
4149 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4150 * config.in: Regenerate.
4151 * configure: Regenerate.
4153 2009-11-05 Ian Lance Taylor <iant@google.com>
4156 * output.cc (Output_segment::add_output_section): Add missing
4159 2009-11-04 Ian Lance Taylor <iant@google.com>
4162 * object.h (class Object): Add is_needed and set_is_needed
4163 methods. Add is_needed_ field. Make bool fields into bitfields.
4164 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4165 defined in a dynamic object and referenced by a regular object,
4166 set is_needed for the dynamic object.
4167 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4168 if the file is marked with as_needed and it is not needed.
4170 2009-11-04 Ian Lance Taylor <iant@google.com>
4173 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4174 tags if data is discarded by linker script.
4175 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4176 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4177 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4178 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4180 2009-11-04 Ian Lance Taylor <iant@google.com>
4182 * layout.cc (Layout::get_output_section): Add is_interp and
4183 is_dynamic_linker_section parameters. Change all callers.
4184 (Layout::choose_output_section): Likewise.
4185 (Layout::make_output_section): Likewise.
4186 (Layout::add_output_section_data): Add is_dynamic_linker_section
4187 parameter. Change all callers.
4188 * layout.h (class Layout): Update declarations.
4189 * output.h (class Output_section): Add is_interp, set_is_interp,
4190 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4191 Add is_interp_, is_dynamic_linker_section_ fields. Change
4192 generate_code_fills_at_write_ to a bitfield.
4193 * output.cc (Output_section::Output_sections): Initialize new
4195 (Output_segment::add_output_section): Add do_sort parameter.
4198 2009-11-03 Ian Lance Taylor <iant@google.com>
4201 * options.h (class General_options): Add --warn-common.
4202 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4203 merging two common symbols.
4204 (Symbol_table::should_override): Handle --warn-common when merging
4205 a common symbol with a defined symbol. Use report_resolve_problem
4206 for multiple definitions.
4207 (Symbol_table::report_resolve_problem): New function.
4208 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4210 2009-11-03 Doug Kwan <dougkwan@google.com>
4212 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4214 (Target_arm::stub_factory): New method definition.
4215 (Target_arm::new_arm_input_section,
4216 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4217 Target_arm::reloc_uses_thumb_bit): New method declarations.
4218 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4219 New type definitions.
4220 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4221 member declarations.
4222 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4223 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4224 New method definitions.
4226 2009-11-03 Ian Lance Taylor <iant@google.com>
4228 * options.h (class General_options): Add --warn_constructors.
4230 2009-11-03 Ian Lance Taylor <iant@google.com>
4233 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4234 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4236 2009-11-03 Ian Lance Taylor <iant@google.com>
4239 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4240 --msgid-bugs-address.
4241 (install-pdf): New target.
4242 (install-data_yes): Look up one directory to find mkinstalldirs.
4244 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4246 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4249 2009-10-30 Doug Kwan <dougkwan@google.com>
4251 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4253 2009-10-30 Doug Kwan <dougkwan@google.com>
4255 * arm.cc (Stub_addend_reader): New struct template definition
4256 and partial specializations.
4257 (Stub_addend_reader::operator()): New method definition for a
4258 partially specialized template.
4260 2009-10-30 Doug Kwan <dougkwan@google.com>
4262 * arm.cc (Arm_relobj::processor_specific_flags): New method
4264 (Arm_relobj::do_read_symbols): New method declaration.
4265 (Arm_relobj::processor_specific_flags_): New data member declaration.
4266 (Arm_dynobj): New class definition.
4267 (Target_arm::do_finalize_sections): Add input_objects parameter.
4268 (Target_arm::do_adjust_elf_header): New method declaration.
4269 (Target_arm::are_eabi_versions_compatible,
4270 (Target_arm::merge_processor_specific_flags): New method declaration.
4271 (Target_arm::do_make_elf_object): New overloaded method definitions
4273 (Arm_relobj::do_read_symbols): New method definition.
4274 (Arm_dynobj::do_read_symbols): Ditto.
4275 (Target_arm::do_finalize_sections): Add input_objects parameters.
4276 Merge processor-specific flags from all input objects.
4277 (Target_arm::are_eabi_versions_compatible,
4278 Target_arm::merge_processor_specific_flags,
4279 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4280 New method definitions.
4281 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4282 Input_objects pointer type parameter.
4283 * layout.cc (Layout::finalize): Pass input objects to target's.
4284 finalize_sections function.
4285 * output.cc (Output_file_header::do_sized_write): Set ELF file
4286 header's processor-specific flags.
4287 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4288 Input_objects pointer type parameter.
4289 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4290 * target.h (Input_objects): New forward class declaration.
4291 (Target::processor_specific_flags,
4292 Target::are_processor_specific_flags_sect): New method definitions.
4293 (Target::finalize_sections): Add input_objects parameter.
4294 (Target::Target): Initialize processor_specific_flags_ and
4295 are_processor_specific_flags_set_.
4296 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4298 (Target::set_processor_specific_flags): New method definition.
4299 (Target::processor_specific_flags_,
4300 Target::are_processor_specific_flags_set_): New data member
4302 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4303 Input_objects pointer type parameter.
4305 2009-10-30 Doug Kwan <dougkwan@google.com>
4307 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4309 2009-10-28 Ian Lance Taylor <iant@google.com>
4311 * object.h (class Relobj): Drop options parameter from
4312 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4313 do_scan_relocs, do_relocate. Change all callers.
4314 (class Sized_relobj): Drop options parameters from
4315 do_gc_process_relocs, do_scan_relocs, do_relocate,
4316 do_relocate_sections, relocate_sections, emit_relocs_scan,
4317 emit_relocs_scan_reltype. Change all callers.
4318 (struct Relocate_info): Remove options field and all references to
4320 * reloc.h (class Read_relocs): Remove options constructor
4321 parameter and options_ field. Change all callers.
4322 (class Gc_process_relocs, class Scan_relocs): Likewise.
4323 (class Relocate_task): Likewise.
4324 * target-reloc.h (scan_relocs): Remove options parameter. Change
4326 (scan_relocatable_relocs): Likewise.
4327 * target.h (class Sized_target): Remove options parameter from
4328 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4330 * gc.h (gc_process_relocs): Remove options parameter. Change all
4332 * arm.cc: Update functions to remove options parameters.
4333 * i386.cc: Likewise.
4334 * powerpc.cc: Likewise.
4335 * sparc.cc: Likewise.
4336 * x86_64.cc: Likewise.
4337 * testsuite/testfile.cc: Likewise.
4339 2009-10-28 Doug Kwan <dougkwan@google.com>
4341 * arm.cc (Arm_relobj): New class definition.
4342 (Arm_relobj::scan_sections_for_stubs,
4343 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4344 New method definitions.
4346 2009-10-28 Cary Coutant <ccoutant@google.com>
4348 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4349 (Plugin::cleanup_done_): New member.
4350 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4351 (Plugin_manager::cleanup_done_): Remove.
4352 (Plugin_manager::add_input_file): Edit error message.
4353 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4354 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4356 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4358 * fileread.cc: (File_read::View::~View): Use the new
4359 data_ownership_ filed.
4360 (File_read::~File_read): Dispose the new whole_file_view_.
4361 (File_read::open): Mmap the whole file if needed.
4362 (File_read::open): Use whole_file_view_ instead of contents_.
4363 (File_read::find_view): Use whole_file_view_ if applicable.
4364 (File_read::do_read): Use whole_file_view_ instead of contents_.
4365 (File_read::make_view): Use whole_file_view_ instead of contents_,
4366 update File_read::View::View call.
4367 (File_read::find_or_make_view): Update File_read::View::View
4369 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4371 (File_read::View::Data_ownership): New enum.
4372 (File_read::View::View): Replace bool mapped_ with Data_ownership
4374 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4375 (File_read::View::data_ownership_): New field.
4376 (File_read::contents_): Remove (replaced by whole_file_view_).
4377 (File_read::whole_file_view_): New field.
4378 * options.h (class General_options): Add --keep-files-mapped.
4380 2009-10-27 Cary Coutant <ccoutant@google.com>
4382 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4383 * testsuite/Makefile.am (plugin_test_5): New test case.
4384 * testsuite/Makefile.in: Regenerate.
4386 2009-10-25 Doug Kwan <dougkwan@google.com>
4388 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4389 from private to protected to allow access by child class.
4390 (Sized_relobj::do_relocate_sections): New method declaration.
4391 (Sized_relobj::relocate_sections): Virtualize.
4392 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4393 Sized_relobj::relocate_sections. Instantiate template explicitly
4394 for different target sizes and endianity.
4396 2009-10-24 Doug Kwan <dougkwan@google.com>
4398 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4399 (Arm_input_section::as_arm_input_section): New method.
4400 (Arm_output_section): New class definition.
4401 (Arm_output_section::create_stub_group,
4402 Arm_output_section::group_sections): New method definitions.
4404 2009-10-22 Doug Kwan <dougkwan@google.com>
4406 * arm.cc (Arm_input_section): New class definition.
4407 (Arm_input_section::init, Arm_input_section:do_write,
4408 Arm_input_section::set_final_data_size,
4409 Arm_input_section::do_reset_address_and_file_offset): New method
4412 2009-10-21 Doug Kwan <dougkwan@google.com>
4414 * arm.cc (Stub_table, Arm_input_section): New forward class
4416 (Stub_table): New class defintion.
4417 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4418 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4419 New method definition.
4421 2009-10-21 Doug Kwan <dougkwan@google.com>
4423 * arm.cc: Update copyright comments.
4424 (Target_arm): New forward class template declaration.
4425 (Arm_address): New type.
4426 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4427 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4428 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4430 (Insn_template): Same.
4431 (DEF_STUBS): New macro.
4432 (Stub_type): New enum type.
4433 (Stub_template): New class definition.
4436 (Stub_factory): Same.
4437 (Target_arm::Target_arm): Initialize may_use_blx_ and
4438 should_force_pic_veneer_.
4439 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4440 Target_arm::should_force_pic_veneer,
4441 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4442 Target_arm::using_thumb_only, Target_arm:;default_target): New
4444 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4445 New data member declarations.
4446 (Insn_template::size, Insn_template::alignment): New method defintions.
4447 (Stub_template::Stub_template): New method definition.
4448 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4449 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4450 (Stub_factory::Stub_factory): New method definition.
4451 * gold.h (string_hash): New template.
4452 * output.h (Input_section_specifier::hash_value): Use
4454 (Input_section_specifier::string_hash): Remove.
4455 * stringpool.cc (Stringpool_template::string_hash): Use
4458 2009-10-20 Doug Kwan <dougkwan@google.com>
4460 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4461 symbols of relaxed input sections.
4462 * output.h (Output_section::find_relaxed_input_section): Make
4465 2009-10-16 Doug Kwan <dougkwan@google.com>
4467 * dynobj.cc (Versions::Versions): Initialize version_script_.
4468 Only insert base version symbol definition for a shared object
4469 if version script defines any version versions.
4470 (Versions::define_base_version): New method definition.
4471 (Versions::add_def): Check that base version is not needed.
4472 (Versions::add_need): Define base version lazily.
4473 * dynobj.h (Versions::define_base_version): New method declaration.
4474 (Versions::needs_base_version_): New data member declaration.
4475 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4476 (check_DATA): Add no_version_test.stdout.
4477 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4479 * testsuite/Makefile.in: Regenerate.
4480 * testsuite/no_version_test.c: New file.
4481 * testsuite/no_version_test.sh: Ditto.
4483 2009-10-16 Doug Kwan <dougkwan@google.com>
4485 * expression.cc (class Segment_start_expression): New class definition.
4486 (Segment_start_expression::value): New method definition.
4487 (script_exp_function_segment_start): Return a new
4488 Segment_start_expression.
4489 * gold/script-c.h (script_saw_segment_start_expression): New function
4491 * script-sections.cc (Script_sections::Script_sections): Initialize
4492 SAW_SEGMENT_START_EXPRESSION_ to false.
4493 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4494 and -Tbbs options to specify section addresses if given in
4495 command line and no SEGMENT_START expression is seen in a script.
4496 * script-sections.h (Script_sections::saw_segment_start_expression,
4497 Script_sections::set_saw_segment_start_expression): New method
4499 (Script_sections::saw_segment_start_expression_): New data member
4501 * script.cc (script_saw_segment_start_expression): New function.
4502 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4503 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4504 script_test_7.sh and script_test_8.sh.
4505 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4506 script_test_8.stdout.
4507 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4508 (script_test_6, script_test_6.stdout, script_test_7,
4509 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4510 * Makefile.in: Regenerate.
4511 * testsuite/script_test_6.sh: New file.
4512 * testsuite/script_test_6.t: Same.
4513 * testsuite/script_test_7.sh: Same.
4514 * testsuite/script_test_7.t: Same.
4515 * testsuite/script_test_8.sh: Same.
4517 2009-10-16 Doug Kwan <dougkwan@google.com>
4519 * output.cc (Output_segment::set_section_list_address): Cast
4520 expressions to unsigned long long type to avoid format warnings.
4522 2009-10-15 Ian Lance Taylor <iant@google.com>
4524 * script.cc (Script_options::add_symbol_assignment): Always add a
4525 dot assignment to script_sections_.
4526 * script-sections.cc (Script_sections::add_dot_assignment):
4527 Initialize if necessary.
4529 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4530 program headers with no load segment if there is a linker script.
4532 * layout.cc (Layout::set_segment_offsets): Align the file offset
4533 to the segment aligment for -N or -n with no load segment.
4534 * output.cc (Output_segment::add_output_section): Don't crash if
4535 the first section is a TLS section.
4536 (Output_segment::set_section_list_addresses): Print an error
4537 message if the address moves backward in a linker script.
4538 * script-sections.cc
4539 (Output_section_element_input::set_section_addresses): Don't
4540 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4541 (Orphan_output_section::set_section_addresses): Likewise.
4543 2009-10-15 Doug Kwan <dougkwan@google.com>
4545 * layout.cc (Layout::finish_dynamic_section): Generate tags
4546 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4547 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4548 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4550 2009-10-14 Ian Lance Taylor <iant@google.com>
4552 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4554 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4555 data_shdr fields of relinfo.
4556 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4557 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4558 R_386_TLS_LDO_32, adjust based on section flags.
4559 (Target_i386::Relocate::fix_up_ldo): Remove.
4561 2009-10-13 Ian Lance Taylor <iant@google.com>
4563 Add support for -pie.
4564 * options.h (class General_options): Add -pie and
4566 (General_options::output_is_position_independent): Test -pie.
4567 (General_options::output_is_executable): Return true if not shared
4568 and not relocatable.
4569 (General_options::output_is_pie): Remove.
4570 * options.cc (General_options::finalize): Reject incompatible uses
4572 * gold.cc (queue_middle_tasks): A -pie link is not static.
4573 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4574 * symtab.cc (Symbol::final_value_is_known): Return false if
4575 output_is_position_independent.
4576 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4577 output_is_position_independent.
4578 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4579 output_is_position_independent.
4580 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4581 output_is_position_independent.
4582 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4584 (basic_pie_test.o, basic_pie_test): New targets.
4585 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4586 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4587 (two_file_pie_test): New target.
4588 * testsuite/Makefile.in: Rebuild.
4589 * README: Remove note saying that -pie is not supported.
4591 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4593 * options.h (class General_options): Add -init and -fini.
4594 * layout.cc (Layout::finish_dynamic_section): Emit
4595 given init and fini functions.
4597 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4599 * gc.h (gc_process_relocs): Check if icf is enabled using new
4601 * gold.cc (queue_initial_tasks): Likewise.
4602 (queue_middle_tasks): Likewise.
4603 * object.cc (do_layout): Likewise.
4604 * symtab.cc (is_section_folded): Likewise.
4605 * main.cc (main): Likewise.
4606 * reloc.cc (Read_relocs::run): Likewise.
4607 (Sized_relobj::do_scan_relocs): Likewise.
4608 * icf.cc (is_function_ctor_or_dtor): New function.
4609 (Icf::find_identical_sections): Check if function is ctor or dtor when
4611 * options.h (General_options::icf): Change option to be an enum.
4612 (Icf_status): New enum.
4613 (icf_enabled): New method.
4614 (icf_safe_folding): New method.
4615 (set_icf_status): New method.
4616 (icf_status_): New variable.
4617 * (options.cc) (General_options::finalize): Set icf_status_.
4618 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4619 icf_test and icf_keep_unique_test to use the --icf enum flag.
4620 * testsuite/icf_safe_test.sh: New file.
4621 * testsuite/icf_safe_test.cc: New file.
4623 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4625 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4626 includes to gc.h and icf.h.
4627 * arm.cc: Include gc.h.
4628 * gold.cc: Likewise.
4629 * i386.cc: Likewise.
4630 * powerpc.cc: Likewise.
4631 * sparc.cc: Likewise.
4632 * x86_64.cc: Likewise.
4633 * gc.h: Include icf.h.
4635 2009-10-11 Ian Lance Taylor <iant@google.com>
4637 * plugin.cc: Include "gold.h" before other header files.
4639 2009-10-10 Chris Demetriou <cgd@google.com>
4641 * options.h (Input_file_argument::Input_file_type): New enum.
4642 (Input_file_argument::is_lib_): Replace with...
4643 (Input_file_argument::type_): New member.
4644 (Input_file_argument::Input_file_argument): Take Input_file_type
4645 'type' rather than boolean 'is_lib' as second argument.
4646 (Input_file_argument::is_lib): Use type_.
4647 (Input_file_argument::is_searched_file): New function.
4648 (Input_file_argument::may_need_search): Handle is_searched_file.
4649 * options.cc (General_options::parse_library): Support -l:filename.
4650 (General_options::parse_just_symbols): Update for Input_file_argument
4652 (Command_line::process): Likewise.
4653 * archive.cc (Archive::get_file_and_offset): Likewise.
4654 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4655 * script.cc (read_script_file, script_add_file): Likewise.
4656 * fileread.cc (Input_file::Input_file): Likewise.
4657 (Input_file::will_search_for): Handle is_searched_file.
4658 (Input_file::open): Likewise.
4659 * readsyms.cc (Read_symbols::get_name): Likewise.
4660 * testsuite/Makefile.am (searched_file_test): New test.
4661 * testsuite/Makefile.in: Regenerate.
4662 * testsuite/searched_file_test.cc: New file.
4663 * testsuite/searched_file_test_lib.cc: New file.
4665 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4666 Ian Lance Taylor <iant@google.com>
4668 * descriptor.cc: Include <cstdio> and "binary-io.h".
4669 (Descriptors::open): Open the files in binary mode always.
4670 * script.cc (Lex::get_token): Treat \r as whitespace.
4672 2009-10-09 Ian Lance Taylor <iant@google.com>
4674 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4676 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4677 Ian Lance Taylor <iant@google.com>
4679 * configure.ac: Check for readv function also.
4680 * fileread.cc (readv): Define if not HAVE_READV.
4681 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4683 * config.in: Regenerate.
4684 * configure: Regenerate.
4686 2009-10-09 Doug Kwan <dougkwan@google.com>
4688 * layout.cc (Layout::make_output_section): Call target hook to make
4689 ordinary output section.
4690 (Layout::finalize): Adjust parameter list of call the
4691 Target::may_relax().
4692 * layout.h (class Layout::section_list): New method.
4693 * merge.h (Output_merge_base::entsize): Change visibility to public.
4694 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4696 (Output_merge_string::do_is_string): New method.
4697 * object.cc (Sized_relobj::do_setup): renamed from
4698 Sized_relobj::set_up.
4699 * object.h (Sized_relobj::adjust_shndx,
4700 Sized_relobj::initializ_input_to_output_maps,
4701 Sized_relobj::free_input_to_output_maps): Change visibilities to
4703 (Sized_relobj::setup): Virtualize.
4704 (Sized_relobj::do_setup): New method declaration.
4705 (Sized_relobj::invalidate_section_offset,
4706 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4707 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4708 * options.cc (parse_int): New function.
4709 * options.h (parse_int): New declaration.
4710 (DEFINE_int): New macro.
4711 (stub_group_size): New option.
4712 * output.cc (Output_section::Output_section): Initialize memebers
4713 merge_section_map_, merge_section_by_properties_map_,
4714 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4715 (Output_section::add_input_section): Handled deferred code-fill
4716 generation and remove an old comment.
4717 (Output_section::add_relaxed_input_section): New method definition.
4718 (Output_section::add_merge_input_section): Use merge section by
4719 properties map to speed to search. Update merge section maps
4721 (Output_section::build_relaxation_map): New method definition.
4722 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4724 (Output_section::relax_input_section): Renamed to
4725 Output_section::convert_input_sections_to_relaxed_sections and change
4726 interface to take a vector of pointers to relaxed sections.
4727 (Output_section::find_merge_section,
4728 Output_section::find_relaxed_input_section): New method definitions.
4729 (Output_section::is_input_address_mapped,
4730 Output_section::output_offset, Output_section::output_address):
4731 Use output section data maps to speed up searching.
4732 (Output_section::find_starting_output_address): Add comments.
4733 (Output_section::do_write,
4734 Output_section::write_to_postprocessing_buffer): Do code-fill
4735 generation as appropriate.
4736 (Output_section::get_input_sections): Invalidate relaxed input section
4738 (Output_section::restore_states): Adjust type of checkpoint .
4739 Invalidate relaxed input section map.
4740 * output.h (Output_merge_base): New class declaration.
4741 (Input_section_specifier): New class defintion.
4742 (class Output_relaxed_input_section) Change base class to
4743 Output_section_data_build.
4744 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4745 base class initializer.
4746 (Output_section::add_relaxed_input_section): New method declaration.
4747 (Output_section::Input_section): Change visibility to protected.
4748 (Output_section::Input_section::relobj,
4749 Output_section::Input_section::shndx): Handle relaxed input sections.
4750 Output_section::input_sections) Change visibility to protected. Also
4751 define overload to return a non-const pointer.
4752 (Output_section::Merge_section_properties): New class defintion.
4753 (Output_section::Merge_section_by_properties_map,
4754 Output_section::Output_section_data_by_input_section_map,
4755 Output_section::Relaxation_map): New types.
4756 (Output_section::relax_input_section): Rename method to
4757 Output_section::convert_input_sections_to_relaxed_sections and change
4758 interface to take a vector of relaxed section pointers.
4759 (Output_section::find_merge_section,
4760 Output_section::find_relaxed_input_section,
4761 Output_section::build_relaxation_map,
4762 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4763 New method declarations.
4764 (Output_section::merge_section_map_
4765 Output_section::merge_section_by_properties_map_,
4766 Output_section::relaxed_input_section_map_,
4767 Output_section::is_relaxed_input_section_map_valid_,
4768 Output_section::generate_code_fills_at_write_): New data members.
4769 * script-sections.cc
4770 (Output_section_element_input::set_section_addresses): Call
4771 current_data_size and addralign methods of relaxed input sections.
4772 (Orphan_output_section::set_section_addresses): Call current_data_size
4773 and addralign methods of relaxed input sections.
4774 * symtab.cc (Symbol_table::compute_final_value): Extract template
4775 from the body of Symbol_table::sized_finalize_symbol.
4776 (Symbol_table::sized_finalized_symbol): Call
4777 Symbol_table::compute_final_value.
4778 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4779 (Symbol_table::compute_final_value): New templated method declaration.
4780 * target.cc (Target::do_make_output_section): New method defintion.
4781 * target.h (Target::make_output_section): New method declaration.
4782 (Target::relax): Add more parameters for input objects, symbol table
4783 and layout. Adjust call to do_relax.
4784 (Target::do_make_output_section): New method declaration.
4785 (Target::do_relax): Add parameters for input objects, symbol table
4788 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4790 * pread.c: Include stdio.h.
4792 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4794 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4797 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4799 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4800 Change read_shndx type to unsigned int.
4801 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4803 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4804 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4805 Change read_shndx type to unsigned int.
4806 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4808 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4809 * layout.cc (Layout::create_symtab_sections): Cast the result of
4810 local_symcount * symsize to off_t in the gold_assert.
4812 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4814 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4815 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4817 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4818 (Arm_relocate_functions::thm_abs5): New function.
4819 (Arm_relocate_functions::abs12): New function.
4820 (Arm_relocate_functions::abs16): New function.
4821 (Arm_relocate_functions::base_abs): New function.
4822 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4823 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4824 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4826 (Scan::global): Likewise.
4827 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4828 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4829 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4830 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4833 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4835 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4836 (Arm_relocate_functions::movt_prel): New function.
4837 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4838 (Arm_relocate_functions::thm_movt_prel): New function.
4839 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4840 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4841 (Scan::global, Relocate::relocate): Likewise.
4842 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4844 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4846 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4847 Incremental_checker.
4848 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4850 (class Incremental_inputs_header): New class.
4851 (Incremental_inputs_header_writer): Edit comment.
4852 (Incremental_inputs_entry): New class.
4853 (Incremental_inputs_entry_writer): Edit comment.
4854 (Sized_incremental_binary::do_find_incremental_inputs_section):
4855 Add *strtab_shndx parameter, fill it.
4856 (Sized_incremental_binary::do_check_inputs): New method.
4857 (Incremental_checker::can_incrementally_link_output_file): Use
4858 Sized_incremental_binary::check_inputs.
4859 (Incremental_inputs::report_command_line): Save command line in
4862 (Incremental_binary::find_incremental_inputs_section): New
4864 (Incremental_binary::do_find_incremental_inputs_section): Add
4865 strtab_shndx parameter.
4866 (Incremental_binary::do_check_inputs): New pure virtual method.
4867 (Sized_incremental_binary::do_check_inputs): Declare.
4868 (Incremental_checker::Incremental_checker): Add incremental_inputs
4869 parameter, use it to initialize incremental_inputs_.
4870 (Incremental_checker::incremental_inputs_): New field.
4871 (Incremental_checker::command_line): New method.
4872 (Incremental_checker::inputs): New method.
4873 (Incremental_checker::command_line_): New field.
4875 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4877 * incremental.cc: Include <cstdarg> and "target-select.h".
4878 (vexplain_no_incremental): New function.
4879 (explain_no_incremental): New function.
4880 (Incremental_binary::error): New method.
4881 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4883 (make_sized_incremental_binary): New function.
4884 (open_incremental_binary): New function.
4885 (can_incrementally_link_file): Add checks if output is ELF and has
4887 * incremental.h: Include "elfcpp_file.h" and "output.h".
4888 (Incremental_binary): New class.
4889 (Sized_incremental_binary): New class.
4890 (open_incremental_binary): Declare.
4891 * object.cc (is_elf_object): Use
4892 elfcpp::Elf_recognizer::is_elf_file.
4893 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4894 * output.h (Output_file::filesize): New method.
4896 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4898 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4900 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4901 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4903 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4905 (Arm_relocate_functions::movw_abs_nc): New function.
4906 (Arm_relocate_functions::movt_abs): New function.
4907 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4908 (Arm_relocate_functions::thm_movt_abs): New function.
4909 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4910 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4911 (Scan::global): Likewise.
4912 (Relocate::relocate): Likewise.
4913 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4915 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4917 * arm.cc (Arm_relocate_functions::got_prel) New function.
4918 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4919 (Relocate::relocate): Likewise.
4920 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4922 2009-10-06 Ian Lance Taylor <iant@google.com>
4924 * options.h (class General_options): Define
4925 split_stack_adjust_size parameter.
4926 * object.h (class Object): Add uses_split_stack_ and
4927 has_no_split_stack_ fields. Add uses_split_stack and
4928 has_no_split_stack accessor functions. Declare
4929 handle_split_stack_section.
4930 (class Reloc_symbol_changes): Define.
4931 (class Sized_relobj): Define Function_offsets. Declare
4932 split_stack_adjust, split_stack_adjust_reltype, and
4934 * object.cc (Object::handle_split_stack_section): New function.
4935 (Sized_relobj::do_layout): Call handle_split_stack_section.
4936 * dynobj.cc (Sized_dynobj::do_layout): Call
4937 handle_split_stack_section.
4938 * reloc.cc (Sized_relobj::relocate_sections): Call
4939 split_stack_adjust for executable sections in split_stack
4940 objects. Pass reloc_map to relocate_section.
4941 (Sized_relobj::split_stack_adjust): New function.
4942 (Sized_relobj::split_stack_adjust_reltype): New function.
4943 (Sized_relobj::find_functions): New function.
4944 * target-reloc.h: Include "object.h".
4945 (relocate_section): Add reloc_symbol_changes parameter. Change
4947 * target.h (class Target): Add calls_non_split method. Declare
4948 do_calls_non_split virtual method. Declare match_view and
4950 * target.cc: Include "elfcpp.h".
4951 (Target::do_calls_non_split): New function.
4952 (Target::match_view): New function.
4953 (Target::set_view_to_nop): New function.
4954 * gold.cc (queue_middle_tasks): Give an error if mixing
4955 split-stack and non-split-stack objects with -r.
4956 * i386.cc (Target_i386::relocate_section): Add
4957 reloc_symbol_changes parameter.
4958 (Target_i386::do_calls_non_split): New function.
4959 * x86_64.cc (Target_x86_64::relocate_section): Add
4960 reloc_symbol_changes parameter.
4961 (Target_x86_64::do_calls_non_split): New function.
4962 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4964 * powerpc.cc (Target_powerpc::relocate_section): Add
4965 reloc_symbol_changes parameter.
4966 * sparc.cc (Target_sparc::relocate_section): Add
4967 reloc_symbol_changes parameter.
4968 * configure.ac: Call AM_CONDITIONAL for the default target.
4969 * configure: Rebuild.
4970 * testsuite/Makefile.am (TEST_AS): New variable.
4971 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4972 (check_DATA): Add split_i386 and split_x86_64 files.
4973 (SPLIT_DEFSYMS): Define.
4974 (split_i386_[1234n].o): New targets.
4975 (split_i386_[124]): New targets.
4976 (split_i386_[1234r].stdout): New targets.
4977 (split_x86_64_[1234n].o): New targets.
4978 (split_x86_64_[124]): New targets.
4979 (split_x86_64_[1234r].stdout): New targets.
4980 (MOSTLYCLEANFILES): Add new executables.
4981 * testsuite/split_i386.sh: New file.
4982 * testsuite/split_x86_64.sh: New file.
4983 * testsuite/split_i386_1.s: New file.
4984 * testsuite/split_i386_2.s: New file.
4985 * testsuite/split_i386_3.s: New file.
4986 * testsuite/split_i386_4.s: New file.
4987 * testsuite/split_i386_n.s: New file.
4988 * testsuite/split_x86_64_1.s: New file.
4989 * testsuite/split_x86_64_2.s: New file.
4990 * testsuite/split_x86_64_3.s: New file.
4991 * testsuite/split_x86_64_4.s: New file.
4992 * testsuite/split_x86_64_n.s: New file.
4993 * testsuite/testfile.cc (Target_test): Update relocation_section
4995 * testsuite/Makefile.in: Rebuild.
4997 2009-10-06 Ian Lance Taylor <iant@google.com>
4999 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5000 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5001 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5002 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5003 the address on ldo_addrs_.
5004 (Target_i386::Relocate::fix_up_ldo): New function.
5006 2009-10-06 Rafael Espindola <espindola@google.com>
5008 * plugin.cc (add_input_library): New.
5009 (Plugin::load): Add add_input_library to tv.
5010 (Plugin_manager::add_input_file): Add the is_lib argument.
5011 (add_input_file): Update call to Plugin_manager::add_input_file.
5012 (add_input_library): New.
5013 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5015 2009-09-30 Doug Kwan <dougkwan@google.com>
5017 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5018 symbol and call Symbol::may_need_copy_reloc to determine if
5019 a copy reloc is needed.
5020 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5021 nocopyreloc is given in command line.
5022 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5023 given in command line.
5024 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5025 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5026 of the removed Target_i386::may_need_copy_reloc.
5027 * options.h (copyreloc): New option with default value false.
5028 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5029 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5030 instead of the removed Target_powerpc::may_need_copy_reloc.
5031 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5032 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5033 instead of the removed Target_sparc::may_need_copy_reloc.
5034 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5035 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5036 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5037 instead of the removed Target_x86_64::may_need_copy_reloc.
5039 2009-09-30 Ian Lance Taylor <iant@google.com>
5041 * object.h (class Object): Remove target_ field, and target,
5042 sized_target, and set_target methods.
5043 (Object::sized_target): Remove.
5044 (class Sized_relobj): Update declarations. Remove sized_target.
5045 * object.cc (Sized_relobj::setup): Remove target parameter.
5047 (Input_objects::add_object): Don't do anything with the target.
5048 (make_elf_sized_object): Add punconfigured parameter. Change all
5049 callers. Set or test parameter target.
5050 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5052 * parameters.cc (Parameters::set_target): Change parameter type to
5054 (Parameters::default_target): Remove.
5055 (set_parameters_target): Change parameter type to be non-const.
5056 (parameters_force_valid_target): New function.
5057 (parameters_clear_target): New function.
5058 * parameters.h (class Parameters): Update declarations. Remove
5059 default_target method. Add sized_target and clear_target
5060 methods. Change target_ to be non-const.
5061 (set_parameters_target): Update declaration.
5062 (parameters_force_valid_target): Declare.
5063 (parameters_clear_target): Declare.
5064 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5065 as NULL if we aren't searching.
5066 (Add_symbols::run): Don't check for compatible target.
5067 * fileread.cc (Input_file::open_binary): Call
5068 parameters_force_valid_target.
5069 * gold.cc (queue_middle_tasks): Likewise.
5070 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5071 set_target on object.
5072 * dynobj.h (class Sized_dynobj): Update declarations.
5073 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5074 make_elf_object returns NULL.
5075 (Archive::include_member): Don't check whether object target is
5077 * output.cc (Output_section::add_input_section): Get target from
5079 (Output_section::relax_input_section): Likewise.
5080 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5082 (Sized_relobj::do_scan_relocs): Likewise.
5083 (Sized_relobj::relocate_sections): Likewise.
5084 * resolve.cc (Symbol_table::resolve): Likewise.
5085 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5086 parameter. Change all callers.
5087 (Symbol_table::add_from_object): Get target from parameters.
5088 (Symbol_table::add_from_relobj): Don't check object target.
5089 (Symbol_table::add_from_dynobj): Likewise.
5090 (Symbol_table::define_special_symbol): Get target from
5092 * symtab.h (class Symbol_table): Update declaration.
5093 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5094 parameter. Change all callers. Clear parameter target.
5095 (Binary_test): Test target here.
5096 * testsuite/object_unittest.cc (gold_testsuite): Remove
5097 target_test_pointer parameter. Change all callers.
5098 (Object_test): Test target here.
5100 2009-09-26 Ian Lance Taylor <iant@google.com>
5102 * testsuite/initpri1.c: Don't try to use constructor priorities if
5103 compiling with gcc before 4.3.
5105 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5107 * testsuite/retain_symbols_file_test.sh (check_present): Change
5108 output file name to retain_symbols_file_test.stdout.
5109 (check_absent): Likewise.
5111 2009-09-18 Craig Silverstein <csilvers@google.com>
5113 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5114 * options.cc: Include <cerrno> and <fstream>.
5115 (General_options::finalize): Parse -retain-symbols-file tag.
5116 * options.h: New flag.
5117 (General_options): New method should_retain_symbol, new
5118 variable symbols_to_retain.
5119 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5120 should_retain_symbol map.
5121 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5122 * testsuite/Makefile.in: Regenerate.
5123 * testsuite/retain_symbols_file_test.sh: New file.
5125 2009-09-18 Nick Clifton <nickc@redhat.com>
5127 * po/es.po: Updated Spanish translation.
5129 2009-09-17 Doug Kwan <dougkwan@google.com>
5131 * debug.h (DEBUG_RELAXATION): New constant.
5132 (DEBUG_ALL): Add DEBUG_RELAXATION.
5133 (debug_string_to_enum): Add relaxation debug option.
5135 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5136 Layout::Relaxation_debug_check::read_sections,
5137 Layout::Relaxation_debug_check::read_sections): New method definitions.
5138 (Layout::Layout): Initialize data members
5139 record_output_section_data_from_scrips_,
5140 script_output_section_data_list_ and relaxation_debug_check_.
5141 (Layout::save_segments, Layout::restore_segments,
5142 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5143 Layout::relaxation_loop_body): New method definitions.
5144 (Layout::finalize): Support relaxation. Move section layout code to
5145 Layout::relaxation_loop_body.
5146 (Layout::set_asection_address_from_script): Move code for orphan
5147 section placement out.
5148 (Layout::place_orphan_sections_in_script): New method definition.
5149 * layout.h (Output_segment_headers, Output_file_header):
5150 New forward class declarations.
5151 (Layout::~Layout): Define.
5152 (Layout::new_output_section_data_from_script): New method definition.
5153 (Layout::place_orphan_sections_in_script): New method declaration.
5154 (Layout::Segment_states): New type declaration.
5155 (Layout::save_segments, Layout::restore_segments,
5156 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5157 Layout::relaxation_loop_body): New method declarations.
5158 (Layout::Output_section_data_list): New type declaration.
5159 (Layout::Relaxation_debug_check): New class definition.
5160 (Layout::record_output_section_data_from_script_,
5161 Layout::script_output_section_data_list_, Layout::segment_states_,
5162 Layout::relaxation_debug_check_): New data members.
5163 * output.cc: (Output_section_headers::do_size): New method definition.
5164 (Output_section_headers::Output_section_headers): Move size
5165 computation to Output_section_headers::do_size.
5166 (Output_segment_headers::do_size): New method definition.
5167 (Output_file_header::Output_file_header): Move size computation to
5168 Output_file_header::do_size and call it.
5169 (Output_file_header::do_size): New method definition.
5170 (Output_data_group::Output_data_group): Adjust call to
5171 Output_section_data.
5172 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5173 (Output_symtab_xindex::do_write): Add array bound check.
5174 (Output_section::Input_section::print_to_mapfile): Handle
5175 RELAXED_INPUT_SECTION_CODE.
5176 (Output_section::Output_section): Initialize data member checkpoint_.
5177 (Output_section::~Output_section): Delete checkpoint object pointed
5179 (Output_section::add_input_section): Always add an Input_section if
5181 (Output_section::add_merge_input_section): Add assert.
5182 (Output_section::relax_input_section): New method definition.
5183 (Output_section::set_final_data_size): Set load address to zero for
5184 an unallocated section.
5185 (Output_section::do_address_and_file_offset_have_reset_values):
5186 New method definition.
5187 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5188 Handle relaxed input section.
5189 (Output_section::sort_attached_input_sections): Checkpoint input
5190 section list lazily.
5191 (Output_section::get_input_sections): Change type of input_sections to
5192 list of Simple_input_section pointers. Checkpoint input section list
5193 lazily. Also handle relaxed input sections.
5194 (Output_section::add_input_section_for_script): Take a reference to
5195 a Simple_input_section object instead of Relobj pointer and section
5196 index as parameter. Handle relaxed input sections.
5197 (Output_section::save_states, Output_section::restore_states): New
5199 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5200 (Output_data::is_data_size_fixed): New method definition.
5201 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5203 (Output_data::address_and_file_offset_have_reset_values): New method
5205 (Output_data::do_address_and_file_offset_have_reset_values): New method
5207 (Output_data::set_data_size): Check that data size is not fixed.
5208 (Output_data::fix_data_size): New method definition.
5209 (Output_data::is_data_size_fixed_): New data member.
5210 (Output_section_headers::set_final_data_size): New method definition.
5211 (Output_section_headers::do_size): New method declaration.
5212 (Output_segment_headers::set_final_data_size): New method definition.
5213 (Output_segment_headers::do_size): New method declaration.
5214 (Output_file_header::set_final_data_size)::New method definition.
5215 (Output_file_header::do_size)::New method declaration.
5216 (Output_section_data::Output_section_data): Add new parameter
5217 is_data_size_fixed and use it to fix data size.
5218 (Output_data_const::Output_data_const): Adjust call to base class
5219 constructor and fix data size.
5220 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5221 base class constructor and fix data size.
5222 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5223 base class constructor and fix data size.
5224 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5225 class constructor and fix data size.
5226 (Output_data_group::set_final_data_size): New method definition.
5227 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5228 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5229 class constructor and fix data size.
5230 (Output_relaxed_input_section): New class definition.
5231 (Output_section::Simple_input_section): New class definition.
5232 (Output_section::get_input_sections): Adjust parameter list.
5233 (Output_section::add_input_section_for_script): Same.
5234 (Output_section::save_states, Output_section::restore_states,
5235 Output_section::do_address_and_file_offset_have_reset_values,
5236 (Output_section::Input_section::Input_section): Handle
5237 RELAXED_INPUT_SECTION_CODE. Add new overload for
5238 Output_relaxed_input_section.
5239 (Output_section::Input_section::is_input_section,
5240 Output_section::Input_section::set_output_section): Handle relaxed
5242 (Output_section::Input_section::is_relaxed_input_section,
5243 Output_section::Input_section::output_section_data,
5244 Output_section::Input_section::relaxed_input_section): New method
5246 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5248 (Output_section::Input_section::u1_): Update comments.
5249 (Output_section::Input_section::u2_): Add new union member poris.
5250 (Output_section::Checkpoint_output_section): New classs definition.
5251 (Output_section::relax_input_section): New method declaration.
5252 (Output_section::checkpoint_): New data member.
5253 (Output_segment): Update comments.
5254 (Output_segment::Output_segment): Un-privatize copy constructor.
5255 (Output_segment::operator=): Un-privatize.
5256 * script-sections.cc (Output_section_element::Input_section_list):
5257 Change element type to Output_section::Simple_input_section.
5258 (Output_section_element_dot_assignment::set_section_addresses):
5259 Register output section data for relaxation clean up.
5260 (Output_data_exression::Output_data_expression): Adjust call to base
5261 constructor to fix data size.
5262 (Output_section_element_data::set_section_addresses): Register
5263 Output_data_expression object for relaxation clean up.
5264 (struct Input_section_info): Replace Relobj pointer and section index
5265 pair with Output_section::Simple_input_section and Convert struct to a
5267 (Input_section_sorter::operator()): Adjust access to
5268 Input_section_info data member to use accessors.
5269 (Output_section_element_input::set_section_addresses): Use layout
5270 parameter. Adjust code to use Output_section::Simple_input_section
5271 and Input_secction_info classes. Register filler for relaxation
5273 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5274 and section index pair with Output_section::Simple_input_section
5275 class. Adjust code accordingly.
5276 (Phdrs_element::release_segment): New method definition.
5277 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5279 (Script_sections::release_segments): New method definition.
5280 * gold/script-sections.h (Script_sections::release_segments): New
5282 * gold/target.h (Target::may_relax, Target::relax,
5283 Target::do_may_relax, Target::do_relax): New method definitions.
5285 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5287 * arm.cc (has_signed_unsigned_overflow): New function.
5288 (Arm_relocate_functions::abs8): New function.
5289 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5290 (Target_arm::Scan::global): Likewise.
5291 (Target_arm::relocate::relocate): Likewise.
5292 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5295 2009-09-16 Cary Coutant <ccoutant@google.com>
5297 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5298 * testsuite/Makefile.in: Regenerate.
5300 2009-09-11 Nick Clifton <nickc@redhat.com>
5302 * po/gold.pot: Updated by the Translation project.
5304 2009-09-08 Cary Coutant <ccoutant@google.com>
5306 * output.cc (Output_file::open): Add execute permission to empty file.
5307 * testsuite/Makefile.am (permission_test): New test.
5308 * testsuite/Makefile.in: Regenerate.
5310 2009-09-02 Ian Lance Taylor <iant@google.com>
5312 * output.cc (Output_file::resize): Call map_no_anonymous rather
5315 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5317 * gold.cc: Include "incremental.h".
5318 (queue_initial_tasks): Call Incremental_checker methods.
5319 * incremental.cc: Include "output.h".
5320 (Incremental_checker::can_incrementally_link_output_file): New
5322 * incremental.h (Incremental_checker): New class.
5324 * output.cc (Output_file::open_for_modification): New method.
5325 (Output_file::map_anonymous): Changed return type to bool. Record
5327 (Output_file::map_no_anonymous): New method, broken out of map.
5328 (Output_file::map): Use map_no_anonymous and map_anonymous.
5329 * output.h (class Output_file): Update declarations.
5331 2009-08-24 Cary Coutant <ccoutant@google.com>
5333 * options.h (Command_line::Pre_options): New class.
5334 (Command_line::pre_options): New member.
5335 * options.cc (gold::options::ready_to_register): New variable.
5336 (One_option::register_option): Do nothing if not registering options.
5337 Assert if same short option registered twice.
5338 (General_options::General_options): Turn off option registration when
5340 (Command_line::Pre_options::Pre_options): New constructor.
5342 2009-08-24 Cary Coutant <ccoutant@google.com>
5344 * options.h (General_options::no_keep_memory): Remove incorrect
5347 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5349 * Makefile.am (am__skiplex, am__skipyacc): New.
5350 * Makefile.in: Regenerate.
5352 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5354 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5355 (INCLUDES): ... this.
5356 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5357 (AM_CPPFLAGS): Renamed from ...
5358 (INCLUDE): ... this.
5359 * Makefile.in, testsuite/Makefile.in: Regenerate.
5361 * Makefile.in: Regenerate.
5362 * aclocal.m4: Likewise.
5363 * config.in: Likewise.
5364 * configure: Likewise.
5365 * testsuite/Makefile.in: Likewise.
5367 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5368 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5369 * Makefile.in: Regenerate.
5370 * testsuite/Makefile.in: Regenerate.
5372 2009-08-19 Cary Coutant <ccoutant@google.com>
5374 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5375 symbols in shared libraries overridden by hidden or internal symbols
5376 in the main program.
5378 2009-08-19 Chris Demetriou <cgd@google.com>
5380 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5381 checking source file names in error messages.
5383 2009-08-18 Doug Kwan <dougkwan@google.com>
5385 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5386 an elcpp::Ehdr as parameter. Adjust call to set_target.
5387 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5388 an elfcpp::Ehdr as parameter.
5389 * object.cc (Object::set_target): Remove the version that looks up
5390 a target and sets it.
5391 (Sized_relobj::setup): Take a Target object instead of
5392 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5393 (make_elf_sized_object): Find target and ask target to
5395 * object.h: (Object::set_target): Remove the version that looks up
5396 a target and sets it.
5397 (Sized_relobj::setup): Take a Target object instead of
5398 an elfcpp:Ehdr as parameter.
5399 * target.cc: Include dynobj.h.
5400 (Target::do_make_elf_object_implementation): New.
5401 (Target::do_make_elf_object): New.
5402 * target.h (Target::make_elf_object): New template declaration.
5403 (Target::do_make_elf_object): New method declarations.
5404 (Target::do_make_elf_object_implementation): New template declaration.
5406 2009-08-14 Ian Lance Taylor <iant@google.com>
5408 * gold.h (FUNCTION_NAME): Define.
5409 (gold_unreachable): Use FUNCTION_NAME.
5411 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5413 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5414 symbol in the --keep-unique list is not found.
5416 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5418 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5419 been maked as --keep-unique.
5420 (Icf::unfold_section): New function.
5421 * icf.h (Icf::unfold_section): New function.
5422 * options.h (General_options::keep_unique): New option.
5423 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5424 * testsuite/Makefile.in: Regenerate.
5425 * testsuite/icf_keep_unique_test.sh: New file.
5426 * testsuite/icf_keep_unique_test.cc: New file.
5428 2009-08-12 Cary Coutant <ccoutant@google.com>
5431 * resolve.cc (Symbol_table::resolve): Check for references from
5432 dynamic objects to hidden and internal symbols.
5433 * testsuite/Makefile.am (hidden_test.sh): New test.
5434 * testsuite/Makefile.in: Regenerate.
5435 * testsuite/hidden_test.sh: New script.
5436 * testsuite/hidden_test_1.c: New test source.
5437 * testsuite/hidden_test_main.c: New test source.
5439 2009-08-11 Doug Kwan <dougkwan@google.com>
5441 * arm.cc: Update comments.
5442 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5443 segment to locate the .ARM.exidx section if present.
5445 2009-08-09 Doug Kwan <dougkwan@google.com>
5447 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5450 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5451 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5454 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5456 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5457 valid tls_segment only for non-debug-section relocations.
5458 * testsuite/Makefile.am: Add gc_tls_test.
5459 * testsuite/Makefile.in: Regenerate.
5460 * testsuite/gc_tls_test.cc: New file.
5461 * testsuite/gc_tls_test.sh: New file.
5463 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5467 * Makefile.am (CCFILES): Add icf.cc.
5469 * Makefile.in: Regenerate.
5470 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5471 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5472 section, symbol and addend information for the relocs.
5473 * gold.cc (queue_middle_tasks): Call identical code folding.
5474 * gold.h: Add defines for multimap.
5475 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5476 to the call of finalize_local_symbols.
5477 * main.cc (main): Create object of class Icf.
5478 * object.cc (Sized_relobj::do_layout): Allow this function to be
5479 called twice during icf.
5480 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5481 to sections marked as identical by icf.
5482 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5484 (Sized_relobj::do_section_entsize): New function.
5485 * object.h (Object::section_entsize): New function.
5486 (Object::do_section_entsize): New pure virtual function.
5487 (Relobj::finalize_local_symbols): Add new parameter.
5488 (Relobj::do_section_entsize): New function.
5489 * options.h (General_options::icf): New option.
5490 (General_options::icf_iterations): New option.
5491 (General_options::print_icf_sections): New option.
5492 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5493 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5494 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5496 * symtab.cc (Symbol_table::is_section_folded): New function.
5497 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5498 to sections marked as identical by icf.
5499 * symtab.h (Symbol_table::set_icf): New function.
5500 (Symbol_table::icf): New function.
5501 (Symbol_table::is_section_folded): New function.
5502 (Symbol_table::icf_): New data member.
5503 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5504 * testsuite/Makefile.am: Add commands to build icf_test.
5505 * testsuite/Makefile.in: Regenerate.
5506 * testsuite/icf_test.sh: New file.
5507 * testsuite/icf_test.cc: New file.
5509 2009-07-24 Chris Demetriou <cgd@google.com>
5511 * layout.cc (is_compressible_debug_section): Fix incorrect
5512 comment about compressed section names.
5514 2009-07-20 Ian Lance Taylor <ian@airs.com>
5517 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5519 2009-07-16 Ian Lance Taylor <iant@google.com>
5522 * layout.h: #include <map>.
5523 (class Kept_section): Change from struct to class. Add accessors
5524 and setters. Add section size to Comdat_group mapping. Change
5525 Comdat_group to std::map. Add is_comdat_ field. Add
5526 linkonce_size field in union.
5527 (class Layout): Update declaration of find_or_add_kept_section.
5528 Don't declare find_kept_object.
5529 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5530 parameter. Add object, shndx, is_comdat, and is_group_name
5531 parameters. Change all callers. Adjust for new Kept_section.
5532 (Layout::find_kept_object): Remove.
5533 * object.cc (Sized_relobj::include_section_group): Update use of
5534 Kept_section. Rename secnum to shndx. Only record
5535 Kept_comdat_section if sections are the same size.
5536 (Sized_relobj::include_linkonce_section): Update use of
5537 Kept_section. Only record Kept_comdat_section if sections are the
5538 same size. Set size of linkonce section.
5539 (Sized_relobj::map_to_kept_section): Update call to
5540 get_kept_comdat_section.
5541 * object.h (class Sized_relobj): Rename fields in
5542 Kept_comdat_section to drop trailing underscores; change object
5543 field to Relobj*. Change Kept_comdat_section_table to store
5544 struct rather than pointer.
5545 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5546 Add kept_object and kept_shndx parameters. Change all callers.
5547 (Sized_relobj::get_kept_comdat_section): Change return type to
5548 bool. Add kept_object and kept_shndx parameters. Change all
5550 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5551 Layout::find_or_add_kept_section.
5553 2009-07-09 Ian Lance Taylor <iant@google.com>
5555 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5556 Reserve space in the hash table.
5558 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5560 * fileread.cc (File_read::get_mtime): New method.
5561 * fileread.h (Timespec): New structure.
5562 (File_read::get_mtime): New method.
5563 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5564 Renamed from timestamp_nsec.
5565 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5567 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5569 (Incremental_inputs::report_archive): Save mtime; style fix.
5570 (Incremental_inputs::report_obejct): Save mtime; style fix.
5571 (Incremental_inputs::report_script): Save mtime; style fix.
5572 (Incremental_inputs::finalize_inputs): Style fix.
5573 (Incremental_inputs::finalize): Style fix.
5574 (Incremental_inputs::create_input_section_data): Store inputs
5576 * incremental.h (Incremental_inputs::report_script): Add mtime
5578 (Incremental_inputs::Input_info::Input_info): Intialize only one
5580 (Incremental_inputs::Input_info::archive): Move to nameless
5582 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5583 (Incremental_inputs::Input_info::script): Move to nameless union.
5584 (Incremental_inputs::mtime): New field.
5585 * script.cc (read_input_script): Pass file mtime to
5587 * script.h (Script_info::inputs): Style fix.
5589 2009-07-01 Ian Lance Taylor <ian@airs.com>
5591 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5594 2009-06-24 Ian Lance Taylor <iant@google.com>
5597 * layout.cc (Layout::choose_output_section): If we find an
5598 existing section, update the flags.
5599 (Layout::create_notes): New function, broken out of
5601 (Layout::finalize): Don't create note sections.
5602 (Layout::create_note): Don't crash if linker script discards
5604 (Layout::create_gold_note): Likewise.
5605 (Layout::create_build_id): Likewise. Don't set
5606 after_input_sections on the section.
5607 (Layout::create_executable_stack_info): Remove target parameter.
5609 * layout.h (class Layout): Declare create_notes. Update
5610 declaration of create_executable_stack_info.
5611 * gold.cc (queue_middle_tasks): Call create_notes.
5612 * output.cc (Output_section::update_flags_for_input_section): Move
5613 here from output.h. If SHF_ALLOC flag is newly set, mark address
5615 * output.h (Output_data::mark_address_invalid): New function.
5616 (class Output_section): Only declare, not define,
5617 update_flags_for_input_section. Remove set_flags.
5619 2009-06-24 Ian Lance Taylor <iant@google.com>
5621 * script-sections.cc (Output_section_definition::
5622 set_section_addresses): Rename shadowing local load_address to
5625 2009-06-24 Ian Lance Taylor <iant@google.com>
5628 * reloc.cc (relocate_sections): Skip empty relocation sections.
5630 2009-06-23 Ian Lance Taylor <iant@google.com>
5633 * layout.cc (Layout::create_note): Use choose_output_section
5634 rather than make_output_section.
5636 2009-06-23 Ian Lance Taylor <iant@google.com>
5639 * options.cc (General_options::parse_V): Set printed_version_.
5640 (General_options::General_options): Initialize printed_version_.
5641 * options.h (class General_options): Add printed_version_ field.
5642 * gold.cc (queue_initial_tasks): If there are no input files,
5643 don't give a fatal error if we printed the version information.
5644 (queue_middle_tasks): If using -r with a shared object, give a
5645 fatal error rather than an ordinary error.
5647 2009-06-23 Ian Lance Taylor <iant@google.com>
5650 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5651 (Layout::make_output_section): Set have_stabstr_section_ if we see
5652 a .stab*str section.
5653 (Layout::finalize): Call link_stabs_sections.
5654 (Layout::link_stabs_sections): New file.
5655 * layout.h (class Layout): Add have_stabstr_section_ field.
5656 Declare link_stabs_sections.
5658 2009-06-23 Doug Kwan <dougkwan@google.com>
5660 * Makefile.am (libgold_a_LIBADD): New.
5661 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5662 * Makefile.in: Regenerate.
5663 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5664 * configure: Regenerate.
5665 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5666 * fileread.cc: Include sys/state.h
5667 * gold.h: Declare memmem and strndup if found missing.
5668 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5670 2009-06-23 Ian Lance Taylor <iant@google.com>
5672 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5673 * configure: Rebuild.
5675 2009-06-23 Ian Lance Taylor <iant@google.com>
5678 * object.cc (Object::section_contents): Don't try to get a view if
5679 the section has length zero.
5680 (Object::handle_gnu_warning_section): If the section is empty, use
5681 the name of the section as the warning.
5683 2009-06-23 Ian Lance Taylor <iant@google.com>
5686 * stringpool.h (class Stringpool_template): Add optimize_ field.
5687 (Stringpool_template::set_optimize): New function.
5688 * stringpool.cc (Stringpool_template::Stringpool_template):
5689 Initialize optimize_ field.
5690 (Stringpool_template::set_string_offsets): Test local optimize
5691 fild rather than parameter.
5692 * layout.cc (Layout::Layout): Call set_optimize on the section
5695 2009-06-22 Ian Lance Taylor <iant@google.com>
5698 * yyscript.y: Parse TARGET.
5699 * script.cc (script_set_target): New function.
5700 * script-c.h (script_set_target): Declare.
5701 * options.cc (General_options::string_to_object_format): Rename
5702 from string_to_object_format in anonymous namespace. Change
5704 * options.h (class General_options): Declare
5705 string_to_object_format.
5707 2009-06-22 Ian Lance Taylor <iant@google.com>
5709 * script-sections.cc (Script_sections::create_segments): Don't put
5710 program headers in a PT_LOAD segment if -n or -N.
5712 2009-06-22 Ian Lance Taylor <iant@google.com>
5715 * options.h (class General_options): Add -z lazy and -z now. Sort
5716 -z options into alphabetical order.
5717 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5719 2009-06-21 Ian Lance Taylor <iant@google.com>
5721 * layout.cc (Layout::make_output_section): Call
5722 Target::new_output_section.
5723 (Layout::attach_allocated_section_to_segment): Put large section
5724 sections in a separate load segment with the large segment flag
5726 (Layout::segment_precedes): Sort large data segments after other
5728 (align_file_offset): New static function.
5729 (Layout::set_segment_offsets): Use align_file_offset.
5730 * output.h (class Output_section): Add is_small_section_ and
5731 is_large_section_ fields.
5732 (Output_section::is_small_section): New function.
5733 (Output_section::set_is_small_section): New function.
5734 (Output_section::is_large_section): New function.
5735 (Output_section::set_is_large_section): New function.
5736 (Output_section::is_large_data_section): New function.
5737 (class Output_segment): Add is_large_data_segment_ field.
5738 (Output_segment::is_large_data_segment): New function.
5739 (Output_segment::set_is_large_data_segment): New function.
5740 * output.cc (Output_section::Output_section): Initialize new
5742 (Output_segment::Output_segment): Likewise.
5743 (Output_segment::add_output_section): Add assertion that large
5744 data sections always go in large data segments. Force small data
5745 sections to the end of the list of data sections. Force small BSS
5746 sections to the start of the list of BSS sections. For large BSS
5747 sections to the end of the list of BSS sections.
5748 * symtab.h (class Symbol): Declare is_common_shndx.
5749 (Symbol::is_defined): Check Symbol::is_common_shndx.
5750 (Symbol::is_common): Likewise.
5751 (class Symbol_table): Define enum Commons_section_type. Update
5752 declarations. Add small_commons_ and large_commons_ fields.
5753 * symtab.cc (Symbol::is_common_shndx): New function.
5754 (Symbol_table::Symbol_table): Initialize new fields.
5755 (Symbol_table::add_from_object): Put small and large common
5756 symbols in the right list.
5757 (Symbol_table::sized_finalized_symbol): Check
5758 Symbol::is_common_shndx.
5759 (Symbol_table::sized_write_globals): Likewise.
5760 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5761 common symbol lists. Don't call do_allocate_commons_list if the
5763 (Symbol_table::do_allocate_commons_list): Remove is_tls
5764 parameter. Add comons_section_type parameter. Change all
5765 callers. Handle small and large common symbols.
5766 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5767 Symbol::is_common_shndx.
5768 * resolve.cc (symbol_to_bits): Likewise.
5769 * target.h (Target::small_common_shndx): New function.
5770 (Target::small_common_section_flags): New function.
5771 (Target::large_common_shndx): New function.
5772 (Target::large_common_section_flags): New function.
5773 (Target::new_output_section): New function.
5774 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5775 small_common_section_flags, and large_common_section_flags
5777 (Target::do_new_output_section): New virtual function.
5778 * arm.cc (Target_arm::arm_info): Initialize new fields.
5779 * i386.cc (Target_i386::i386_info): Likewise.
5780 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5782 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5783 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5784 (Target_x86_64::do_new_output_section): New function.
5785 * configure.ac: Define conditional MCMODEL_MEDIUM.
5786 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5787 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5788 (large_LDFLAGS): Define.
5789 * testsuite/large.c: New file.
5790 * testsuite/testfile.cc (Target_test::test_target_info):
5791 Initialize new fields.
5792 * configure, testsuite/Makefile.in: Rebuild.
5794 2009-06-05 Doug Kwan <dougkwan@google.com>
5796 * Makefile.am (CCFILES): Add target.cc.
5797 * Makefile.in: Regenerate.
5798 * i386.cc (class Target_i386): Define new virtual method to
5799 override do_is_local_label_name in parent.
5800 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5801 local symbols if --discard-locals or -X is given.
5802 * options.h (class General_options): Declare new options
5803 '--discard-locals' and '-X' for discarding locals.
5804 * target.h (class Target): Define new methods is_local_label_name.
5805 Declare new virtual method do_is_local_label_name.
5806 * target.cc: New file.
5807 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5808 (check_SCRIPTS): Add discard_locals_test.sh.
5809 (check_DATA): Add discard_local_tests.syms.
5810 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5811 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5812 * testsuite/Makefile.in: Regenerate.
5813 * testsuite/discard_locals_test.c: New file.
5814 * testsuite/discard_locals_test.sh: Same.
5816 2009-06-05 Doug Kwan <dougkwan@google.com>
5818 * object.cc (Sized_relobj::Sized_relobj): Initialize
5819 discarded_eh_frame_shndx_ to -1U.
5820 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5822 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5823 a discarded .eh_frame section.
5824 (Sized_relobj::do_finalize_local_symbols): Ditto.
5825 * object.h (class Sized_relobj): Declare new member
5826 discarded_eh_frame_shndx_.
5827 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5828 (local_labels_test.o, local_labels_test): New rules.
5829 * testsuite/Makefile.in: Regenerate.
5831 2009-06-04 Doug Kwan <dougkwan@google.com>
5833 * layout.cc (Layout::section_name_mapping): Add mapping for
5834 special ARM sections.
5836 2009-06-03 Doug Kwan <dougkwan@google.com>
5838 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5839 (utils::has_overflow): Same.
5841 2009-06-03 Ian Lance Taylor <iant@google.com>
5843 * layout.cc (Layout::section_name_mapping): New array, replacing
5844 Layout::linkonce_mapping.
5845 (Layout::section_name_mapping_count): New variable, replacing
5846 Layout::linkonce_mapping_count.
5847 (Layout::linkonce_output_name): Remove.
5848 (Layout::output_section_name): Rewrite.
5849 * layout.h (class Layout): Rename Linkonce_mapping to
5850 Section_name_mapping, linkonce_mapping to section_name_mapping,
5851 linkonce_mapping_count to section_name_mapping_count. Don't
5852 declare linkonce_output_name.
5854 2009-06-03 Doug Kwan <dougkwan@google.com>
5856 * gold/arm.cc (namespace utils): New.
5857 (Target_arm::reloc_is_non_pic): Define new method.
5858 (class Arm_relocate_functions): New.
5859 (Target_arm::Relocate::relocate): Handle relocation types used by
5862 2009-06-03 Ian Lance Taylor <iant@google.com>
5864 * arm.cc (Target_arm::scan::global): Use || instead of |.
5866 2009-06-02 Doug Kwan <dougkwan@google.com>
5868 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5869 issued_non_pic_error_.
5870 (class Target_arm::Scan): Declare new method check_non_pic.
5871 Define new method symbol_needs_plt_entry.
5872 Declare new data member issued_non_pic_error_.
5873 (class Target_arm::Relocate): Declare new method
5874 should_apply_static_reloc.
5875 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5876 (Target_arm::Scan::check_non_pic): Define new method.
5877 (Target_arm::Scan::local): Handle a small subset of reloc types used
5879 (Target_arm::Scan::local): Same.
5880 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5882 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5884 * incremental.cc (Incremental_inputs::report_command_line): Filter
5885 out --incremental-* options.
5887 2009-05-29 Doug Kwan <dougkwan@google.com>
5889 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5891 (class Target_arm): Update comment.
5892 (Target_arm::Target_arm): Initialize new data members GOT_,
5893 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5894 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5895 and Target_arm::rel_dyn_section.
5896 Declare new_enum Target_arm::Got_type.
5897 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5899 Update commments for member do_dynsym_value.
5900 (Target_arm::got_size, Target_arm::plt_section,
5901 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5902 new methods inside class defintion.
5903 (Target_arm::got_section): Define new method.
5904 (Target_arm::rel_dyn_section): Same.
5905 (Output_data_plt_arm): New template class.
5906 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5907 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5908 (Output_data_plt_arm::add_entry): Same.
5909 (Output_data_plt_arm::first_plt_entry): Define new
5910 static data member for PLT instruction template.
5911 (Output_data_plt_arm::plt_entry): Same.
5912 (Output_data_plt_arm::do_write): Define new method.
5913 (Target_arm::make_plt_entry): Same.
5914 (Target_arm::do_finalize_sections): Same.
5915 (Target_arm::do_dynsym_value): Same.
5917 2009-05-28 Doug Kwan <dougkwan@google.com>
5919 * Makefile.am (TARGETSOURCES): Add arm.cc.
5920 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5921 * Makefile.in: Regenerate.
5923 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5925 2009-05-26 Doug Kwan <dougkwan@google.com>
5927 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5928 (General_options::check_excluded_libs): Strip off directories in
5929 archive name before matching like GNU ld does.
5930 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5931 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5932 (exclude_libs_test_LDFLAGS): Add linker option
5933 -Wl,--exclude-libs,libexclude_libs_test_3
5934 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5935 an explicit archive without using -l.
5936 (alt/libexclude_libs_test_3.a): New make rule.
5937 * testsuite/Makefile.in: Regenerate.
5938 * testsuite/exclude_libs_test.c : Declare lib3_default().
5940 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5941 * exclude_libs_test_3.c: New file.
5943 2009-05-26 Nick Clifton <nickc@redhat.com>
5945 * po/id.po: New Indonesian translation.
5946 * po/gold.pot: Updated template file.
5948 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5950 * testsuite/Makefile.am: Add -ffunction-sections to compile
5951 gc_comdat_test files. Add -Wl,--gc-sections to build
5953 * testsuite/Makefile.in: Regenerate.
5954 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5956 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5958 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5959 kept comdat section was garbage collected.
5960 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5961 * testsuite/Makefile.in: Regenerate.
5962 * testsuite/gc_comdat_test.sh: New file.
5963 * testsuite/gc_comdat_test_1.cc: New file.
5964 * testsuite/gc_comdat_test_2.cc: New file.
5966 2009-05-19 Doug Kwan <dougkwan@google.com>
5968 * archive.cc (Archive::Archive): Move constructor from archive.h
5969 to here. Initialize no_export_.
5970 (Archive::get_elf_object_for_member): Set no_export flag of object.
5971 * archive.h (Archive::Archive): Move constructor body to
5973 (Archive::no_export): New method.
5974 (Archive::no_export_): New field.
5975 * object.h (Object::Object): Initialize no_export_ to false.
5976 (Object::no_export, Object::set_no_export): New methods.
5977 (Object::no_export_): New field.
5978 * options.cc (General_options::parse_exclude_libs): New method.
5979 (General_options::check_excluded_libs) Same.
5980 * options.h (exclude_libs): New option.
5981 (General_options::check_excluded_libs): New method declaration.
5982 (General_options::excluded_libs_): New field.
5983 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5984 default or protected visibility if an object has no-export flag set.
5985 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5986 (check_SCRIPTS): Add exclude_libs_test.sh.
5987 (check_DATA): Add exclude_libs_test.syms.
5988 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5989 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5990 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5991 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5992 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5993 libexclude_libs_test_2.a): New rules.
5994 * testsuite/Makefile.in: Regenerate.
5995 * testsuite/exclude_libs_test.c: New file.
5996 * testsuite/exclude_libs_test.sh: Ditto.
5997 * testsuite/exclude_libs_test_1.c: Ditto.
5998 * testsuite/exclude_libs_test_2.c: Ditto.
6000 2009-05-15 Ian Lance Taylor <iant@google.com>
6002 * configure.ac: Check for declarations for cases where libiberty.h
6003 checks HAVE_DECL_xxx.
6004 * configure, config.in: Rebuild.
6006 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6008 * gold.h (Incremental_argument_list): Remove (invalid) forward
6010 * incremental.cc (Incremental_inputs::report_achive): New method.
6011 (Incremental_inputs::report_object): New method.
6012 (Incremental_inputs::report_script): New method.
6013 (Incremental_inputs::finalize_inputs): New method.
6014 (Incremental_inputs::finalize): Call finalize_inputs().
6015 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6016 Create inputs entries.
6017 * incremental.h (Incremental_input_type): New enum.
6018 (Incremental_inputs::Incremental_input): Initialize new fields.
6019 (Incremental_inputs::report_inputs): New method.
6020 (Incremental_inputs::report_achive): New method.
6021 (Incremental_inputs::report_object): New method.
6022 (Incremental_inputs::report_script): New method.
6023 (Incremental_inputs::finalize_inputs): New method.
6024 (Incremental_inputs::Input_info): New struct.
6025 (Incremental_inputs::Input_info_map): New typedef.
6026 (Incremental_inputs::lock_): New field.
6027 (Incremental_inputs::Inputs_): New field.
6028 (Incremental_inputs::Inputs_map): New field.
6029 * main.cc (main): Call Incremental_input::report_inputs.
6030 * options.h (Input_argument_list): Typedef moved from
6032 (Input_file_group::Files): Remove, use ::Input_argument_list.
6033 (Input_file_group::Input_argument_list): Remove, use
6034 ::Input_argument_list.
6035 * plugin.cc (Plugin_manager::add_input_file): Add error in
6037 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6039 * script.cc (read_input_script): Call
6040 Incremental_input::report_script.
6041 * script.h (Script_info): New class.
6043 2009-04-27 Ian Lance Taylor <iant@google.com>
6045 * x86_64.cc (do_adjust_output_section): Set entsize to
6048 2009-04-23 Elliott Hughes <enh@google.com>
6050 * output.cc (Output_file::close): After short writes, continue
6051 writing from the correct offset in the buffer being written.
6053 2009-04-23 Chris Demetriou <cgd@google.com>
6055 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6056 * configure: Regenerate.
6057 * config.in: Regenerate.
6058 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6059 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6061 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6063 * incremental.cc (Incremental_inputs_header_data): Renamed from
6064 Incremental_input_header_data.
6065 (Incremental_inputs_header_data::data_size): New field.
6066 (Incremental_inputs_header_data::put_input_file_count): Renamed
6067 from input_file_count.
6068 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6069 from command_line_offset.
6070 (Incremental_inputs_header_data::put_reserved): Renamed from
6072 (Incremental_inputs_entry_data): Renamed from
6073 Incremental_input_entry_data.
6074 (Incremental_inputs_entry_data::data_size): New field.
6075 (Incremental_inputs::report_command_line): New method.
6076 (Incremental_inputs::finalize): New method.
6077 (Incremental_inputs::create_incremental_inputs_data): New method.
6078 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6079 * incremental.h: New file.
6080 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6081 (Layout::finalize): Create incremental inputs section in
6083 (Layout::create_incremental_info_sections): New method.
6084 * layout.h (Layout::incremental_inputs): New method.
6085 (Layout::create_incremental_info_sections): New method.
6086 (Layout::incremental_inputs_): New field.
6087 * main.cc (main): Notify Incremental_input of the command line.
6089 2009-04-01 Ian Lance Taylor <iant@google.com>
6090 Mikolaj Zalewski <mikolajz@google.com>
6092 * gold.h (reserve_unordered_map): Define, three versions, one for
6093 each version of Unordered_map.
6094 * layout.cc (Layout::Layout): Remove options parameter. Add
6095 number_of_input_files parameter. Don't initialize options_.
6096 Initialize number_of_input_files_ and resized_signatures_. Move
6097 sections_are_attached_.
6098 (Layout::layout_group): Reserve space for group_signatures_.
6099 (Layout::find_or_add_kept_section): Change name parameter to be a
6100 reference. Resize signatures_ map when it gets large enough.
6101 (Layout::layout_eh_frame): Use parameters->options() instead of
6103 (Layout::make_output_section): Likewise.
6104 (Layout::attach_allocated_section_to_segment): Likewise.
6105 (Layout::finalize, Layout::create_executable_stack): Likewise.
6106 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6107 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6108 * layout.h (class Layout): Update declarations. Remove options_
6109 field. Add number_of_input_files_ and resized_signatures_
6110 fields. Move sections_are_attached_ field.
6111 * main.cc (main): Pass number of input files to Layout
6112 constructor. Don't pass options.
6114 2009-03-30 Ian Lance Taylor <iant@google.com>
6116 * ffsll.c (ffsll): Correct implementation.
6118 2009-03-27 Ian Lance Taylor <iant@google.com>
6120 * ffsll.c: New file.
6121 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6122 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6123 * ftruncate.c (ftruncate): Declare before definition.
6124 * mremap.c (mremap): Likewise.
6125 * pread.c (pread): Likewise.
6126 * configure, Makefile.in, config.in: Rebuild.
6128 * mremap.c: New file.
6129 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6130 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6131 (mremap): Declare if HAVE_MREMAP is not defined.
6132 * configure, Makefile.in, config.in: Rebuild.
6134 2009-03-27 Cary Coutant <ccoutant@google.com>
6136 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6137 position independent.
6138 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6139 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6141 2009-03-24 Cary Coutant <ccoutant@google.com>
6143 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6145 (needs_dynamic_reloc): Likewise.
6147 2009-03-24 Ian Lance Taylor <iant@google.com>
6149 * yyscript.y (file_cmd): Recognize EXTERN.
6150 (extern_name_list, extern_name_list_body): New nonterminals.
6151 * script.cc (script_add_extern): Define.
6152 * script-c.h (script_add_extern): Declare.
6154 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6156 * object.cc (is_elf_object): Define.
6157 * object.h (is_elf_object): Declare.
6158 * archive.cc (Archive::get_elf_object_for_member): Call
6160 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6162 2009-03-24 Elliott Hughes <enh@google.com>
6164 * output.cc (Output_file::map_anonymous): Define.
6165 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6166 try an anonymous one. Report the size if the mmap fails.
6167 * output.h (class Output_file): Declare map_anonymous.
6169 2009-03-24 Ian Lance Taylor <iant@google.com>
6171 * target-select.cc (instantiate_target): Don't acquire the lock if
6172 the instantiated_target_ field has already been set.
6174 2009-03-23 Ian Lance Taylor <iant@google.com>
6176 * gold-threads.h (class Initialize_lock): Define.
6177 * gold-threads.cc (class Initialize_lock_once): Define.
6178 (initialize_lock_control): New static variable.
6179 (initialize_lock_pointer): New static variable.
6180 (initialize_lock_once): New static function.
6181 (Initialize_lock::Initialize_lock): Define.
6182 (Initialize_lock::initialize): Define.
6183 * target-select.h: Include "gold-threads.h".
6184 (class Target_selector): Add lock_ and initialize_lock_ fields.
6185 Don't define instantiate_target, just declare it.
6186 * target-select.cc (Target_selector::Target_selector): Initialize
6188 (Target_selector::instantiate_target): Define.
6189 * descriptors.h: Include "gold-threads.h".
6190 (class Descriptors): Add initialize_lock_ field.
6191 * descriptors.cc (Descriptors::Descriptors): Initialize new
6193 (Descriptors::open): Use initialize_lock_ field
6194 * errors.h (class Errors): Add initialize_lock_ field.
6195 * errors.cc (Errors::Errors): Initialize new field.
6196 (Errors::initialize_lock): Use initialize_lock_ field.
6197 * powerpc.cc (class Target_selector_powerpc): Remove
6198 instantiated_target_ field. In do_recognize call
6199 instantiate_target rather than do_instantiate_target. In
6200 do_instantiate_target just allocate a new target.
6201 * sparc.cc (class Target_selector_sparc): Likewise.
6203 * freebsd.h: New file.
6204 * i386.cc: Include "freebsd.h".
6205 (Target_i386): Derive from Target_freebsd rather than
6207 (Target_selector_i386): Derive from Target_selector_freebsd rather
6208 than Target_selector.
6209 * x86_64.cc: Include "freebsd.h".
6210 (Target_x86_64): Derive from Target_freebsd rather than
6212 (Target_selector_x86_64): Derive from Target_selector_freebsd
6213 rather than Target_selector.
6214 * target.h (class Target): Add adjust_elf_header and
6215 do_adjust_elf_header.
6216 * output.cc (Output_file_header:: do_sized_write): Call target
6217 adjust_elf_header routine.
6218 * configure.tgt: Set targ_osabi.
6219 * configure.ac: Define GOLD_DEFAULT_OSABI.
6220 * parameters.cc (Parameters::default_target): Pass
6221 GOLD_DEFAULT_OSABI to select_target.
6222 * target-select.h (class Target_selector): Make instantiate_target
6223 protected rather than private.
6224 * Makefile.am (HFILES): Add freebsd.h.
6225 * configure, Makefile.in, config.in: Rebuild.
6227 * merge.cc (do_add_input_section): Correct pend value. Change
6228 message about last entry not being null terminated from error to
6231 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6233 * incremental.cc: New file.
6234 * Makefile.am (CCFILES): Add incremental.cc.
6235 * Makefile.in: Rebuild.
6237 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6239 * layout.cc (Layout::output_section_name): Preserve names
6240 of '.note.' sections.
6242 2009-03-19 Ian Lance Taylor <iant@google.com>
6244 * descriptors.cc (Descriptors::open): Check that the options are
6245 valid before using them.
6247 2009-03-18 Ian Lance Taylor <iant@google.com>
6249 * script-sections.h: Include <list>.
6250 (class Script_sections): Change Sections_elements from std::vector
6251 to std::list. Typedef public Elements_iterator. Add
6252 orphan_section_placement_, data_segment_align_start_, and
6253 saw_data_segment_align_ fields. Remove data_segment_align_index_
6255 * script-sections.cc (class Orphan_section_placement): New class.
6256 (class Sections_element): Add virtual functions is_relro and
6257 orphan_section_init. Remove virtual function place_orphan_here.
6258 (class Output_section_definition): Add is_relro and
6259 orphan_section_init. Remove place_orphan_here.
6260 (class Orphan_output_section): Likewise.
6261 (Script_sections::Script_sections): Update for field changes.
6262 (Script_sections::data_segment_align): Set saw_data_segment_align_
6263 and data_segment_align_start_, not data_segment_align_index.
6264 (Script_sections::data_segment_relro_end): Check
6265 saw_data_segment_align_. Use data_segment_align_start_ rather
6266 than data_segment_align_index_.
6267 (Script_sections::place_orphan): Rewrite to use
6268 Orphan_section_placement.
6270 2009-03-17 Ian Lance Taylor <iant@google.com>
6272 * archive.cc (Archive::add_symbols): Check for a version attached
6273 to the symbol name in the archive map.
6274 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6275 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6276 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6277 (ver_test_11.a): New target.
6278 * testsuite/Makefile.in: Rebuild.
6280 * configure.ac: Check for chsize and posix_fallocate. Replace
6282 * ftruncate.c: New file, from gnulib.
6283 * output.cc (posix_fallocate): Define dummy version if not
6284 HAVE_POSIX_FALLOCATE.
6285 (Output_file::map): Call posix_fallocate rather than lseek and
6287 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6288 * configure, Makefile.in, config.in: Rebuild.
6290 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6292 * layout.h (Layout::create_note): Add section_name parameter.
6293 * layout.cc (Layout::create_note): Likewise.
6294 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6296 2009-03-17 Ian Lance Taylor <iant@google.com>
6298 * descriptors.cc: Include "options.h".
6299 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6300 (Descriptors::open): Always use O_CLOEXEC when opening a new
6301 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6302 then set FD_CLOEXEC.
6304 * sparc.cc (class Target_sparc): Add has_got_section.
6305 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6306 make sure we have a GOT section.
6308 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6309 (Target_sparc::Scan::local): Likewise.
6310 (Target_sparc::Scan::global): Likewise.
6311 (Target_sparc::Relocate::relocate): Likewise.
6312 (Target_sparc::Relocate::relocate_tls): Likewise.
6314 * symtab.cc (Symbol_table::define_default_version): New function,
6315 broken out of add_from_object.
6316 (Symbol_table::add_from_object): Call define_default_version.
6317 (Symbol_table::define_special_symbol): Add resolve_oldsym
6318 parameter. Change all callers. If the version for a symbol comes
6319 from a version script, resolve it with the symbol with the same
6320 name with no version. Also add the symbol without a version if
6322 (do_define_in_output_data): If resolving with oldsym, don't delete
6324 (do_define_in_output_segment): Likewise.
6325 (do_define_as_constant): Likewise.
6326 * symtab.h (class Symbol_table): Update declarations.
6328 2009-03-13 Ian Lance Taylor <iant@google.com>
6330 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6331 (Read_symbols::requeue): New function.
6332 (Read_symbols::do_read_symbols): If make_elf_object fails because
6333 the target type is not configured, and the file was searched for,
6334 issue a warning and retry with the next directory.
6335 (Add_symbols::run): If the file has an incompatible format, and
6336 it was searched for, requeue the Read_symbols task. On error,
6338 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6339 dirindex parameter to constructor. Change all callers. Declare
6340 incompatible_warning and requeue.
6341 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6342 input_argument_ and input_group_ fields. Add them to
6343 constructor. Change all callers.
6344 (class Read_script): Add dirindex_ field. Add it to constructor.
6346 * archive.cc (Archive::setup): Remove input_objects parameter.
6348 (Archive::get_file_and_offset): Likewise.
6349 (Archive::read_all_symbols): Likewise.
6350 (Archive::read_symbols): Likewise.
6351 (Archive::get_elf_object_for_member): Remove input_objects
6352 parameter. Add punconfigured parameter. Change all callers.
6353 (Archive::add_symbols): Change return type to bool. Check return
6354 value of include_member.
6355 (Archive::include_all_members): Likewise.
6356 (Archive::include_member): Change return type to bool. Return
6357 false if first included object has incompatible target. Set
6358 included_member_ field.
6359 (Add_archive_symbols::run): If add_symbols returns false, requeue
6361 * archive.h (class Archive): Add included_member_ field.
6362 Initialize it in constructor. Add input_file and searched_for
6363 methods. Update declarations.
6364 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6365 input_argument_ fields. Add them to constructor. Change all
6367 * script.cc: Include "target-select.h".
6368 (class Parser_closure): Add skip_on_incompatible_target_ and
6369 found_incompatible_target_ fields. Add
6370 skip_on_incompatible_target parameter to constructor. Change all
6371 callers. Add methods skip_on_incompatible_target,
6372 clear_skip_on_incompatible_target, found_incompatible_target, and
6373 set_found_incompatible_target.
6374 (read_input_script): Add dirindex parameter. Change all callers.
6375 If parser finds an incompatible target, requeue Read_symbols
6377 (script_set_symbol): Clear skip_on_incompatible_target in
6379 (script_add_assertion, script_parse_option): Likewise.
6380 (script_start_sections, script_add_phdr): Likewise.
6381 (script_check_output_format): New function.
6382 * script.h (read_input_script): Update declaration.
6383 * script-c.h (script_check_output_format): Declare.
6384 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6385 (ignore_cmd): Remove OUTPUT_FORMAT.
6386 * fileread.cc (Input_file::Input_file): Add explicit this.
6387 (Input_file::will_search_for): New function.
6388 (Input_file::open): Add pindex parameter. Change all callers.
6389 * fileread.h (class Input_file): Add input_file_argument method.
6390 Declare will_search_for. Update declarations.
6391 * object.cc (make_elf_object): Add punconfigured parameter.
6393 * object.h (class Object): Make input_file public. Add
6394 searched_for method.
6395 (make_elf_object): Update declaration.
6396 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6398 * dirsearch.h (class Dirsearch): Update declaration.
6399 * options.h (class General_options): Add --warn-search-mismatch.
6400 * parameters.cc (Parameters::is_compatible_target): New function.
6401 * parameters.h (class Parameters): Declare is_compatible_target.
6402 * workqueue.cc (Workqueue::add_blocker): New function.
6403 * workqueue.h (class Workqueue): Declare add_blocker.
6405 * fileread.cc (Input_file::open): Remove options parameter.
6407 (Input_file::open_binary): Likewise.
6408 * script.cc (read_input_script): Likewise.
6409 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6410 options parameter from constructor. Change all callers.
6411 (class Read_script): Likewise.
6412 * fileread.h (class Input_file): Update declarations.
6413 * script.h (read_input_script): Update declaration.
6415 2009-03-10 Nick Clifton <nickc@redhat.com>
6417 * po/es.po: New Spanish translation.
6419 2009-03-06 Cary Coutant <ccoutant@google.com>
6421 * options.cc (parse_short_option): Keep dash_z from registering itself.
6423 2009-03-03 Ian Lance Taylor <iant@google.com>
6426 * target-reloc.h (relocate_section): Pass output_section to
6428 * i386.cc (Target_i386::should_apply_static_reloc): Add
6429 output_section parameter. Change all callers.
6430 (Target_i386::Relocate::relocate): Add output_section parameter.
6431 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6432 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6433 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6434 * testsuite/two_file_shared.sh: New script.
6435 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6436 (check_DATA): Add two_file_shared.dbg.
6437 (two_file_shared.dbg): New target.
6438 * testsuite/Makefile.in: Rebuild.
6440 2009-03-01 Ian Lance Taylor <iant@google.com>
6442 * configure.ac: Check for byteswap.h.
6443 * configure: Rebuild.
6444 * config.in: Rebuild.
6446 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6448 * layout.cc (Layout::find_or_add_kept_section): New function.
6449 (Layout::add_comdat): Removed.
6450 * layout.h (struct Kept_section): Move out of class Layout.
6451 Remove trailing underscores from field names. Add group_sections
6452 field. Rename group_ field to is_group. Change all uses.
6453 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6454 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6455 comdat_groups_ field.
6456 (Sized_relobj::include_section_group): Use
6457 find_or_add_kept_section and Kept_section::group_sections.
6458 (Sized_relobj::include_linkonce_section): Likewise.
6459 * object.cc (class Sized_relobj): Don't define Comdat_group or
6460 Comdat_group_table. Remove find_comdat_group and
6461 add_comdat_group. Remove comdat_groups_ field.
6462 * plugin.cc (include_comdat_group): Use
6463 Layout::find_or_add_kept_section.
6465 2009-02-28 Ian Lance Taylor <iant@google.com>
6467 * README: --gc-sections and map files are now supported. Document
6468 some build requirements.
6471 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6472 relocatable link set the value of the section symbol to zero.
6473 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6474 relocatable link don't include the section address in the local
6477 2009-02-27 Ian Lance Taylor <iant@google.com>
6480 * options.h (class Search_directory): Add is_system_directory.
6481 (class General_options): Declare is_in_system_directory.
6482 * options.cc (get_relative_sysroot): Make static.
6483 (get_default_sysroot): Make static.
6484 (General_optoins::is_in_system_directory): New function.
6485 * fileread.cc (Input_file::is_in_system_directory): New function.
6486 * fileread.h (class Input_file): Declare is_in_system_directory.
6487 * object.h (class Object): Add is_in_system_directory.
6488 (class Input_objects): Remove system_library_directory_ field.
6489 * object.cc (Input_objects::add_object): Don't set
6490 system_library_directory_.
6491 (input_objects::found_in_system_library_directory): Remove.
6492 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6493 parameter. Change all callers.
6494 (Symbol_table::sized_write_globals): Likewise.
6495 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6496 Call Object::is_in_system_directory.
6497 * symtab.h (class Symbol_table): Update declarations.
6500 * descriptors.h (Open_descriptor): Add is_on_stack field.
6501 * descriptors.cc (Descriptors::open): If the descriptor is on the
6502 top of the stack, remove it. Initialize is_on_stack field.
6503 (Descriptors::release): Only add pod to stack if it is not on the
6505 (Descriptors::close_some_descriptor): Clear stack_next and
6509 * output.cc (Output_section::find_starting_output_address): Rename
6510 from starting_output_address; add PADDR parameter; change return
6512 * output.h (class Output_section): Declare
6513 find_starting_output_address instead of starting_output_address.
6514 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6515 section symbol for which we can't find a merge section.
6518 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6519 hidden or internal, force the symbol to be local.
6520 * resolve.cc (Symbol::override_visibility): Define.
6521 (Symbol::override_base): Use override_visibility.
6522 (Symbol_table::resolve): Likewise.
6523 (Symbol::override_base_with_special): Likewise.
6524 (Symbol_table::override_with_special): If the visibility is hidden
6525 or internal, force the symbol to be local.
6526 * symtab.h (class Symbol): Add set_visibility and
6527 override_visibility.
6528 * testsuite/ver_test_1.sh: New file.
6529 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6530 (check_DATA): Add ver_test_1.syms.
6531 (ver_test_1.syms): New target.
6532 * testsuite/Makefile.in: Rebuild.
6534 2009-02-25 Cary Coutant <ccoutant@google.com>
6536 * layout.cc (Layout::choose_output_section): Don't rename sections
6537 when using a linker script that has a SECTIONS clause.
6538 * Makefile.in: Regenerate.
6540 * testsuite/Makefile.am (script_test_5.sh): New test case.
6541 * testsuite/Makefile.in: Regenerate.
6542 * testsuite/script_test_5.cc: New file.
6543 * testsuite/script_test_5.sh: New file.
6544 * testsuite/script_test_5.t: New file.
6546 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6548 * archive.cc (Archive::include_member): Update calls to add_symbols.
6549 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6550 the Layout argument.
6551 * dynobj.h (do_add_symbols): Add the Layout argument.
6552 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6554 * object.h (Object::add_symbols): Add the Layout argument.
6555 (Object::do_add_symbols): Add the Layout argument.
6556 (Sized_relobj::do_add_symbols): Add the Layout argument.
6557 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6558 Unify the two versions.
6559 (Add_plugin_symbols): Remove.
6560 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6561 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6562 (Add_plugin_symbols): Remove.
6563 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6564 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6565 (Add_symbols::run): Make it work with Pulginobj.
6567 2009-02-06 Ian Lance Taylor <iant@google.com>
6569 * object.cc (Sized_relobj::do_layout): Make info message start
6570 with lower case letter.
6572 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6574 * binary.cc: Fix file comment.
6576 * options.h (enum Incremental_disposition): Define.
6577 (class General_options): Add new options: --incremental,
6578 --incremental_changed, --incremental_unchanged,
6579 --incremental_unknown. Add incremental_disposition_ and
6580 implicit_incremental_ fields.
6581 (General_options::incremental_disposition): New function.
6582 (class Position_dependent_options): Add incremental_disposition
6584 (Position_dependent_options::copy_from_options): Set incremental
6586 * options.cc (General_options::parse_incremental_changed): New
6588 (General_options::parse_incremental_unchanged): New function.
6589 (General_options::parse_incremental_unknown): New function.
6590 (General_options::General_options): Initialize new fields
6591 incremental_disposition_ and implicit_incremental_.
6592 (General_options::finalize): Check for uasge of --incremental-*
6593 without --incremental.
6595 2009-02-06 Chris Demetriou <cgd@google.com>
6597 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6598 pointer and to report location as the file name associated with
6600 (gold_undefined_symbol_at_location): New function to replace the
6601 old gold_undefined_symbol functionality.
6602 * target-reloc.h (relocate_section): Update to use
6603 gold_undefined_symbol_at_location.
6604 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6605 Call gold_undefined_symbol function rather than gold_error.
6606 * errors.h (Errors::undefined_symbol): Take location as a
6607 string, rather than calculating it from a relocation.
6608 * errors.cc (Errors::fatal): Print "fatal error:" before the
6610 (Errors::error, Errors::error_at_location): Print "error: "
6611 before the formatted message.
6612 (Errors::undefined_symbol): Take location as a string, rather
6613 than calculating it from a relocation.
6614 (gold_undefined_symbol_at_location): New function akin to
6615 old gold_undefined_symbol, calculates location from relocation.
6616 (gold_undefined_symbol): Change to take only a Symbol pointer
6617 and to report location as the file name associated with the symbol.
6618 * testsuite/debug_msg.sh: Update for changed error messages.
6619 * testsuite/undef_symbol.sh: Likewise.
6621 2009-02-04 Duncan Sands <baldrick@free.fr>
6624 * reduced_debug_output.h
6625 (Output_reduced_debug_abbrev_section::failed): Use format for
6627 (Output_reduced_debug_info_section::faild): Likewise.
6629 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6631 * script.cc (Lazy_demangler): New class.
6632 (Version_script_info::get_symbol_version_helper): Demangle a
6635 2009-01-29 Cary Coutant <ccoutant@google.com>
6637 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6639 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6641 2009-01-28 Ian Lance Taylor <iant@google.com>
6643 * version.cc (version_string): Bump to 1.9.
6645 * gold.h: Include <cstring> and <stdint.h>.
6646 * version.cc: Include <cstdio>.
6647 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6649 * reduced_debug_output.cc (insert_into_vector): Rename from
6650 Insert_into_vector; change all callers. Use Swap_unaligned to
6651 avoid aliasing issue; remove union since it is unnecessary.
6653 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6655 * Makefile.am (CCFILES): Add gc.cc.
6657 * Makefile.in: Regenerate.
6658 * gold.cc (Gc_runner): New class.
6659 (queue_initial_tasks): Call garbage collection related tasks
6660 when corresponding options are invoked.
6661 (queue_middle_gc_tasks): New function.
6662 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6663 processed early before laying out sections during garbage collection.
6664 * gold.h (queue_middle_gc_tasks): New function.
6665 (is_prefix_of): Move from "layout.cc".
6666 * i386.cc (Target_i386::gc_process_relocs): New function.
6667 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6668 * main.cc (main): Create object of class "Garbage_collection".
6669 * object.cc (Relobj::copy_symbols_data): New function.
6670 (Relobj::is_section_name_included): New function.
6671 (Sized_relobj::do_layout): Allow this function to be called twice
6672 during garbage collection and defer layout of section during the
6674 * object.h (Relobj::get_symbols_data): New function.
6675 (Relobj::is_section_name_included): New function.
6676 (Relobj::copy_symbols_data): New function.
6677 (Relobj::set_symbols_data): New function.
6678 (Relobj::get_relocs_data): New function.
6679 (Relobj::set_relocs_data): New function.
6680 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6681 (Relobj::gc_process_relocs): New function.
6682 (Relobj::do_gc_process_relocs): New pure virtual function.
6683 (Relobj::sd_): New data member.
6684 (Sized_relobj::is_output_section_offset_invalid): New function.
6685 (Sized_relobj::do_gc_process_relocs): New function.
6686 * options.h (General_options::gc_sections): Modify to not be a no-op.
6687 (General_options::print_gc_sections): New option.
6688 * plugin.cc (Plugin_finish::run): Remove function call to
6689 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6690 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6691 * reloc.cc (Read_relocs::run): Add task to process relocs and
6692 determine unreferenced sections when doing garbage collection.
6693 (Gc_process_relocs): New class.
6694 (Sized_relobj::do_gc_process_relocs): New function.
6695 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6696 sections that are garbage collected.
6697 * reloc.h (Gc_process_relocs): New class.
6698 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6699 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6700 symbols whose corresponding sections are garbage collected.
6701 (Symbol_table::Symbol_table): Add new parameter for the garbage
6703 (Symbol_table::gc_mark_undef_symbols): New function.
6704 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6705 (Symbol_table::gc_mark_dyn_syms): New function.
6706 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6708 (Symbol_table::add_from_object): Likewise.
6709 (Symbol_table::add_from_relobj): When building shared objects, do not
6710 treat externally visible symbols as garbage.
6711 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6712 table information for static and relocatable links.
6713 * symtab.h (Symbol_table::set_gc): New function.
6714 (Symbol_table::gc): New function.
6715 (Symbol_table::gc_mark_undef_symbols): New function.
6716 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6717 (Symbol_table::gc_mark_dyn_syms): New function.
6718 (Symbol_table::gc_): New data member.
6719 * target.h (Sized_target::gc_process_relocs): New pure virtual
6721 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6722 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6724 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6726 * options.h (General_options::gc_sections): Define as a no-op for now.
6727 (General_options::no_keep_memory): Ditto.
6728 (General_options::Bshareable): Define.
6729 * options.cc (General_options::finalize): Honor -Bshareable.
6731 2009-01-20 Andreas Schwab <schwab@suse.de>
6733 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6734 read the value in the contents, since we don't use it. Use the
6735 template endianness when writing.
6736 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6738 2009-01-19 Andreas Schwab <schwab@suse.de>
6740 * configure.tgt (powerpc64-*): Fix targ_obj.
6742 2009-01-15 Ian Lance Taylor <iant@google.com>
6744 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6745 local symbols when stripping all symbols.
6747 2009-01-14 Cary Coutant <ccoutant@google.com>
6749 * output.cc (Output_reloc): Add explicit instantiations.
6751 2009-01-14 Cary Coutant <ccoutant@google.com>
6753 * archive.cc (Archive::get_elf_object_for_member): Remove call
6754 to File_read::claim_for_plugin.
6755 * descriptors.cc (Descriptors::open): Remove reference to
6757 (Descriptors::claim_for_plugin): Remove.
6758 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6759 (Descriptors::is_claimed): Remove.
6760 (claim_descriptor_for_plugin): Remove.
6761 * fileread.cc (File_read::claim_for_plugin): Remove.
6762 * fileread.h (File_read::claim_for_plugin): Remove.
6763 (File_read::descriptor): Reopen descriptor if necessary.
6764 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6765 (Plugin_manager::all_symbols_read): Add task parameter. Change
6767 (Plugin_manager::get_input_file): New function.
6768 (Plugin_manager::release_input_file): New function.
6769 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6770 corresponding data member.
6771 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6772 and pass to base constructor. Change all callers.
6773 (get_input_file, release_input_file): New functions.
6774 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6775 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6776 (Plugin_manager::all_symbols_read): Add task parameter.
6777 (Plugin_manager::get_input_file): New function.
6778 (Plugin_manager::release_input_file): New function.
6779 (Plugin_manager::task_): New data member.
6780 (Pluginobj::Pluginobj): Add filesize parameter.
6781 (Pluginobj::filename): New function.
6782 (Pluginobj::descriptor): New function.
6783 (Pluginobj::filesize): New function.
6784 (Pluginobj::filesize_): New data member.
6785 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6786 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6787 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6789 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6790 with archive libraries.
6791 * testsuite/Makefile.in: Regenerate.
6792 * testsuite/plugin_test.c (struct sym_info): New type.
6793 (get_input_file, release_input_file): New static variables.
6794 (onload): Capture new transfer vector entries.
6795 (claim_file_hook): Stop reading at end of file according to filesize.
6796 Factor out parsing of readelf output into separate function.
6797 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6798 APIs and get the source file name from the symbol table. Convert
6799 source file name to corresponding object file name. Print info
6800 message when adding new input files.
6801 (parse_readelf_line): New function.
6802 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6803 * testsuite/plugin_test_2.sh: Likewise.
6804 * testsuite/plugin_test_3.sh: Likewise.
6805 * testsuite/plugin_test_4.sh: New test case.
6807 2009-01-07 Ian Lance Taylor <iant@google.com>
6809 * version.cc (version_string): Bump to 1.8.
6811 2008-12-23 Cary Coutant <ccoutant@google.com>
6813 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6814 * plugin.cc (Plugin_manager::finish): Rename as
6815 layout_deferred_objects. Move cleanup to separate function.
6816 (Plugin_manager::cleanup): New function.
6817 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6819 * plugin.h (Plugin_manager::finish): Rename as
6820 layout_deferred_objects.
6821 (Plugin_manager::cleanup): New function.
6822 (Plugin_manager::cleanup_done): New field.
6824 2008-12-23 Cary Coutant <ccoutant@google.com>
6826 * plugin.cc (is_visible_from_outside): New function.
6827 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6828 so we don't return "IR only" status for exported symbols or -r links.
6830 * testsuite/Makefile.am (plugin_test_3): New test case.
6831 * testsuite/Makefile.in: Regenerate.
6832 * testsuite/plugin_test_3.sh: New file.
6834 2008-12-22 Cary Coutant <ccoutant@google.com>
6836 * object.cc (Sized_relobj::layout_section): New function.
6837 (Sized_relobj::do_layout): Defer layout of input sections until after
6838 plugin has provided replacement files.
6839 (Sized_relobj::do_layout_deferred_sections): New function.
6840 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6841 (Relobj::layout_deferred_sections): New function.
6842 (Relobj::do_layout_deferred_sections): New function.
6843 (Sized_relobj::do_layout_deferred_sections): New function.
6844 (Sized_relobj::layout_section): New function.
6845 (Sized_relobj::Deferred_layout): New structure.
6846 (Sized_relobj::deferred_layout_): New field.
6847 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6848 Change all callers. Layout deferred sections.
6849 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6851 (Plugin_hook::run): Move code from do_plugin_hook inline.
6852 (Plugin_hook::do_plugin_hook): Remove.
6853 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6854 (Plugin_manager::finish): Renamed, was cleanup.
6855 (Plugin_manager::should_defer_layout): New function.
6856 (Plugin_manager::add_deferred_layout_object): New function.
6857 (Plugin_manager::Deferred_layout_list): New type.
6858 (Plugin_manager::deferred_layout_objects_): New field.
6859 (Plugin_hook::do_plugin_hook): Remove.
6861 2008-12-17 Ian Lance Taylor <iant@google.com>
6863 * options.h (class General_options): Add --no case for
6866 2008-12-16 Cary Coutant <ccoutant@google.com>
6868 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6870 (Plugin_manager::claim_file): Create plugin object even if
6871 plugin did not call the add_symbols callback.
6872 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6873 asking for more symbols than were added.
6874 * testsuite/Makefile.am (plugin_test_1): Add test case with
6876 (empty.syms): New target.
6877 * testsuite/Makefile.in: Regenerate.
6878 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6879 message. Don't call add_symbols if no globals.
6880 (all_symbols_read_hook): Don't provide replacement for empty
6883 2008-12-12 Ian Lance Taylor <iant@google.com>
6885 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6886 r_type == 0 for a local symbol with r_sym == 0.
6887 (scan_relocatable_relocs): Pass r_sym to
6888 local_non_section_strategy.
6889 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6892 * configure.ac: Update test for TLS descriptors: they are
6893 supported as of glibc 2.9.
6894 * configure: Rebuild.
6896 2008-12-11 Ian Lance Taylor <iant@google.com>
6899 * target-reloc.h (Default_scan_relocatable_relocs): For each
6900 function, map r_type == 0 to RELOC_DISCARD.
6902 2008-12-10 Cary Coutant <ccoutant@google.com>
6904 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6905 object to override a kept COMDAT group from a plugin object.
6907 2008-12-09 Ian Lance Taylor <iant@google.com>
6910 * yyscript.y (file_cmd): Handle INPUT.
6912 * testsuite/initpri1.c: Change all declarations to be full
6913 prototypes by adding void, to avoid compiler warnings.
6915 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6917 * options.cc (General_options::parse_plugin_opt): New.
6918 (General_options::add_plugin): The argument now is just the filename.
6919 (General_options::add_plugin_option): New.
6920 * options.h (plugin_opt): New.
6921 (add_plugin): Change argument name.
6922 (add_plugin_option): New.
6923 * plugin.cc (Plugin::load): Don't parse the plugin option.
6924 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6925 (Plugin::add_option): New.
6926 (Plugin::args_): Change type.
6927 (Plugin::filename_): New.
6928 (Plugin_manager::add_plugin_option): New.
6929 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6930 * testsuite/Makefile.in: Regenerate.
6932 2008-12-05 Cary Coutant <ccoutant@google.com>
6934 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6935 Handle --strip-lto-sections option.
6936 * options.h (strip_lto_sections): New option.
6938 2008-12-01 Cary Coutant <ccoutant@google.com>
6940 * plugin.cc (ld_plugin_message): Change format parameter to const.
6941 Fix mismatch between new[] and delete.
6943 2008-11-14 Cary Coutant <ccoutant@google.com>
6945 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6948 2008-11-05 Craig Silverstein <csilvers@google.com>
6950 * options.cc (General_options::parse_dynamic_list): New function.
6951 * options.h (General_options): New flags dynamic_list,
6952 dynamic_list_data, dynamic_list_cpp_new, and
6953 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6954 (General_options::in_dynamic_list): New function.
6955 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6956 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6957 (Lex::can_continue_name): Likewise.
6959 (read_script_file): New parameter script_options.
6960 (read_dynamic_list): New function.
6961 (Script_options::define_dynamic_list): New function.
6962 (dynamic_list_keyword_parsecodes): New variable.
6963 (dynamic_list_keywords): New variable.
6964 * script.h (Script_options::define_dynamic_list): New function
6966 (read_dynamic_list): New function prototype.
6967 * symtab.cc (strprefix): New macro.
6968 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6969 dynamic_list_data, dynamic_list_cpp_new, and
6970 dynamic_list_cpp_typeinfo.
6971 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6972 (dynamic_list_expr): New rule.
6973 (dynamic_list_nodes): Likewise.
6974 (dynamic_list_node): Likewise.
6975 * testsuite/Makefile.am (dynamic_list): New test.
6976 * testsuite/Makefile.in: Regenerated.
6977 * testsuite/dynamic_list.t: New file.
6978 * testsuite/dynamic_list.sh: New file.
6980 2008-11-05 Craig Silverstein <csilvers@google.com>
6982 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6983 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6984 (t11_last): Likewise.
6985 * testsuite/ver_test_6.c (main): Likewise.
6987 2008-10-07 Cary Coutant <ccoutant@google.com>
6989 * options.c (General_options::finalize): Add check for -static and
6991 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6994 2008-10-02 Cary Coutant <ccoutant@google.com>
6996 * plugin.cc (make_sized_plugin_object): Fix conditional
6997 compilation to work when not all targets are enabled.
6999 2008-09-29 Cary Coutant <ccoutant@google.com>
7001 * archive.cc (Archive::get_file_and_offset): Use filename instead
7002 of name to get library path.
7003 (Archive::include_member): Unlock external member of a thin archive.
7005 * testsuite/Makefile.am (TEST_AR): New variable.
7006 (thin_archive_test_1): New test.
7007 (thin_archive_test_2): New test.
7008 * testsuite/Makefile.in: Regenerate.
7009 * testsuite/thin_archive_main.cc: New file.
7010 * testsuite/thin_archive_test_1.cc: New file.
7011 * testsuite/thin_archive_test_2.cc: New file.
7012 * testsuite/thin_archive_test_3.cc: New file.
7013 * testsuite/thin_archive_test_4.cc: New file.
7015 2008-09-29 Cary Coutant <ccoutant@google.com>
7017 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7018 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7020 (Sized_relobj::do_finalize_local_symbols): Likewise.
7021 (Sized_relobj::map_to_kept_section): Likewise.
7022 * object.h (Sized_relobj::invalid_address): New constant.
7023 (Sized_relobj::do_output_section_offset): Check for invalid_address
7025 * output.cc (Output_reloc::local_section_offset): Use constant
7026 invalid_address instead of -1U.
7027 (Output_reloc::get_address): Likewise.
7028 (Output_section::output_address): Change -1U to -1ULL.
7029 * output.h (Output_reloc::invalid_address): New constant.
7030 * reloc.cc (Sized_relobj::write_sections): Use constant
7031 invalid_address instead of -1U.
7032 (Sized_relobj::relocate_sections): Likewise.
7033 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7034 values for merge sections.
7035 * target-reloc.h (relocate_for_relocatable): Use constant
7036 invalid_address instead of -1U.
7038 2008-09-19 Cary Coutant <ccoutant@google.com>
7040 Add plugin functionality for link-time optimization (LTO).
7041 * configure.ac (plugins): Add --enable-plugins option.
7042 * configure: Regenerate.
7043 * config.in: Regenerate.
7044 * Makefile.am (LIBDL): New variable.
7045 (CCFILES): Add plugin.cc.
7046 (HFILES): Add plugin.h.
7047 (ldadd_var): Add LIBDL.
7048 * Makefile.in: Regenerate.
7050 * archive.cc: Include "plugin.h".
7051 (Archive::setup): Don't preread archive symbols when using a plugin.
7052 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7053 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7055 (Archive::include_member): Add symbols from plugin objects.
7056 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7057 * descriptors.cc (Descriptors::open): Check for file descriptors
7058 abandoned by plugins.
7059 (Descriptors::claim_for_plugin): New function.
7060 * descriptors.h (Descriptors::claim_for_plugin): New function.
7061 (Open_descriptor::is_claimed): New field.
7062 (claim_descriptor_for_plugin): New function.
7063 * fileread.cc (File_read::claim_for_plugin): New function.
7064 * fileread.h (File_read::claim_for_plugin): New function.
7065 (File_read::descriptor): New function.
7066 * gold.cc: Include "plugin.h".
7067 (queue_initial_tasks): Add task to call plugin hooks for generating
7069 * main.cc: Include "plugin.h".
7070 (main): Load plugin libraries.
7071 * object.h (Pluginobj): Declare.
7072 (Object::pluginobj): New function.
7073 (Object::do_pluginobj): New function.
7074 (Object::set_target): New function.
7075 * options.cc: Include "plugin.h".
7076 (General_options::parse_plugin): New function.
7077 (General_options::General_options): Initialize plugins_ field.
7078 (General_options::add_plugin): New function.
7079 * options.h (Plugin_manager): Declare.
7080 (General_options): Add --plugin option.
7081 (General_options::has_plugins): New function.
7082 (General_options::plugins): New function.
7083 (General_options::add_plugin): New function.
7084 (General_options::plugins_): New field.
7085 * plugin.cc: New file.
7086 * plugin.h: New file.
7087 * readsyms.cc: Include "plugin.h".
7088 (Read_symbols::do_read_symbols): Check for archive before checking
7089 for ELF file. Call plugin hooks to claim files.
7090 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7091 from a real object file; force override when processing replacement
7093 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7094 (Symbol::init_base_object): Likewise.
7095 (Symbol::init_base_output_data): Likewise.
7096 (Symbol::init_base_output_segment): Likewise.
7097 (Symbol::init_base_constant): Likewise.
7098 (Symbol::init_base_undefined): Likewise.
7099 (Symbol::output_section): Assert that object is not a plugin.
7100 (Symbol_table::add_from_pluginobj): New function.
7101 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7103 (Symbol_table::sized_write_globals): Likewise.
7104 (Symbol_table::add_from_pluginobj): Instantiate template.
7105 * symtab.h (Sized_pluginobj): Declare.
7106 (Symbol::in_real_elf): New function.
7107 (Symbol::set_in_real_elf): New function.
7108 (Symbol::in_real_elf_): New field.
7109 (Symbol_table::add_from_pluginobj): New function.
7111 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7112 (LIBDL): New variable.
7114 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7115 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7116 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7117 (MOSTLYCLEANFILES): Likewise.
7118 * testsuite/Makefile.in: Regenerate.
7119 * testsuite/plugin_test.c: New file.
7120 * testsuite/plugin_test_1.sh: New file.
7121 * testsuite/plugin_test_2.sh: New file.
7123 2008-09-16 Ian Lance Taylor <iant@google.com>
7125 * target-reloc.h (relocate_section): Check whether a symbol is
7126 defined by the ABI before reporting an undefined symbol error.
7127 * target.h (Target::is_defined_by_abi): Make parameter const.
7128 (Target::do_is_defined_by_abi): Likewise.
7129 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7130 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7131 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7132 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7133 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7134 * testsuite/Makefile.in: Rebuild.
7136 * fileread.cc (make_view): Add casts to avoid warning.
7138 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7140 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7141 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7143 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7145 * options.h (General_options::output_is_executable): New.
7146 (General_options::output_is_pie): New.
7147 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7148 for shared libraries.
7149 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7151 2008-09-11 Chris Demetriou <cgd@google.com>
7153 * options.h (origin): New -z option.
7154 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7155 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7158 2008-09-05 Cary Coutant <ccoutant@google.com>
7160 * fileread.cc (File_read::make_view): Add check for attempt to map
7163 2008-09-05 Cary Coutant <ccoutant@google.com>
7165 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7166 explicit instantiations.
7168 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7171 * options.cc (General_options::finalize): Allow undefined symbols
7172 in shlibs if linking -shared.
7175 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7176 symbols as not needing a dynsym entry.
7178 2008-08-20 Craig Silverstein <csilvers@google.com>
7180 * fileread.cc (File_read::open): Do not lock the file unless it
7181 was successfully opened.
7183 2008-08-14 Cary Coutant <ccoutant@google.com>
7185 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7186 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7187 * testsuite/tls_test.cc (struct int128): 128-bit struct
7188 for testing TLS relocs with non-zero addend.
7189 (v12): New TLS variable.
7191 (t_last): Add check for v12.
7192 * testsuite/tls_test.h (t12): New function.
7193 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7195 2008-08-13 Ian Lance Taylor <iant@google.com>
7197 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7198 set tls_segment_ or relro_segment_.
7199 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7201 * output.h (Output_section::clear_is_relro): New function.
7202 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7203 sections specially even when output_data_ is empty.
7204 (Output_segment::maximum_alignment): When first section is relro,
7205 only force alignment for PT_LOAD segments.
7206 * script.cc (script_data_segment_align): New function.
7207 (script_data_segment_relro_end): New function.
7208 * script-c.h (script_data_segment_align): Declare.
7209 (script_data_segment_relro_end): Declare.
7210 * script-sections.h (class Script_sections): Declare
7211 data_segment_align and data_segment_relro_end. Add fields
7212 segment_align_index_ and saw_relro_end_.
7213 * script-sections.cc (class Sections_element): Add set_is_relro
7214 virtual function. Add new bool* parameter to place_orphan_here.
7215 Add get_output_section virtual function.
7216 (class Output_section_definition): Add set_is_relro. Add new
7217 bool* parameter to place_orphan_here. Add get_output_section.
7218 Add is_relro_ field.
7219 (Output_section_definition::Output_section_definition): Initialize
7220 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7221 and is_relro_ fields.
7222 (Output_section_definition::place_orphan_here): Add is_relro
7224 (Output_section_definition::set_section_addresses): Set relro for
7226 (Output_section_definition::alternate_constraint): Likewise.
7227 (class Orphan_output_section): Add new bool* parameter to
7228 place_orphan_here. Add get_output_section.
7229 (Orphan_output_section::place_orphan_here): Add is_relro
7231 (Script_sections::Script_sections): Initialize
7232 data_segment_align_index_ and saw_relro_end_.
7233 (Script_sections::data_segment_align): New function.
7234 (Script_sections::data_segment_relro_end): New function.
7235 (Script_sections::place_orphan): Set or clear is_relro.
7236 (Script_sections::set_section_addresses): Force alignment of first
7238 * yyscript.y (exp): Call script_data_segment_align and
7239 script_data_segment_relro_end.
7240 * testsuite/relro_script_test.t: New file.
7241 * testsuite/relro_test.cc (using_script): Declare.
7242 (t1, t2): Test using_script.
7243 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7244 (relro_script_test_SOURCES): Define.
7245 (relro_script_test_DEPENDENCIES): Define.
7246 (relro_script_test_LDFLAGS): Define.
7247 (relro_script_test_LDADD): Define.
7248 (relro_script_test.so): New target.
7249 * testsuite/Makefile.in: Rebuild.
7251 2008-08-06 Cary Coutant <ccoutant@google.com>
7253 * archive.cc (Archive::total_archives, Archive::total_members)
7254 (Archive::total_members_loaded): New variables.
7255 (Archive::setup): Add parameter. Add option to preread
7257 (Archive::read_armap): Add counter.
7258 (Archive::get_file_and_offset): New function.
7259 (Archive::get_elf_object_for_member): New function.
7260 (Archive::read_all_symbols): New function.
7261 (Archive::read_symbols): New function.
7262 (Archive::add_symbols): Add counters.
7263 (Archive::include_all_members): Use armap to find members if it's
7265 (Archive::include_member): Skip reading symbols if already read.
7266 Factored code into Archive::get_file_and_offset and
7267 Archive::get_elf_object_for_member. Changed call to
7268 Mapfile::report_include_archive_member.
7269 (Archive::print_stats): New function.
7270 * archive.h: Declare Object and Read_symbols_data classes.
7271 (Archive::Archive): Add initializers for new members.
7272 (Archive::setup): Add parameter.
7273 (Archive::print_stats): New function.
7274 (Archive::total_archives, Archive::total_members)
7275 (Archive::total_members_loaded): New variables.
7276 (Archive::get_file_and_offset): New function.
7277 (Archive::get_elf_object_for_member): New function.
7278 (Archive::read_all_symbols): New function.
7279 (Archive::read_symbols): New function.
7280 (Archive::Archive_member): New class.
7281 (Archive::members_): New member.
7282 (Archive::num_members_): New member.
7283 * main.cc: Include archive.h.
7284 (main): Call Archive::print_stats.
7285 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7286 archive parameter; member_name is now the fully-decorated name.
7287 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7288 * options.h: (General_options): Add --preread-archive-symbols option.
7289 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7292 2008-08-04 Ian Lance Taylor <iant@google.com>
7294 * symtab.h (Symbol::use_plt_offset): New function.
7295 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7296 * powerpc.cc (Relocate::relocate): Likewise.
7297 * sparc.cc (Relocate::relocate): Likewise.
7298 * x86_64.cc (Relocate::relocate): Likewise.
7299 * testsuite/weak_plt.sh: New test.
7300 * testsuite/weak_plt_main.cc: New test.
7301 * testsuite/weak_plt_shared.cc: New test.
7302 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7303 (check_PROGRAMS): Add weak_plt.
7304 (check_DATA): Add weak_plt_shared.so.
7305 (weak_plt_main_pic.o, weak_plt): New targets.
7306 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7307 * testsuite/Makefile.in: Rebuild.
7309 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7311 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7312 * testsuite/Makefile.in: Rebuild.
7314 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7316 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7317 * Makefile.in: Regenerate.
7318 * po/POTFILES.in: Regenerate.
7320 2008-07-29 Ian Lance Taylor <iant@google.com>
7322 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7323 symbols before other symbols.
7324 * testsuite/script_test_2.cc (test_addr): Declare.
7325 (test_addr_alias): Declare.
7326 (main): Check that test_addr and test_addr_alias have the right
7328 * testsuite/script_test_2.t: Define test_addr_alias and
7331 2008-07-24 Ian Lance Taylor <iant@google.com>
7334 * descriptors.cc: New file.
7335 * descriptors.h: New file.
7336 * gold-threads.h (class Hold_optional_lock): New class.
7337 * fileread.cc: Include "descriptors.h".
7338 (File_read::~File_read): Release descriptor rather than closing
7340 (File_read::open) [file]: Call open_descriptor rather than open.
7341 Set is_descriptor_opened_.
7342 (File_read::open) [memory]: Assert that descriptor is not open.
7343 (File_read::reopen_descriptor): New function.
7344 (File_read::release): Release descriptor.
7345 (File_read::do_read): Make non-const. Reopen descriptor.
7346 (File_read::read): Make non-const.
7347 (File_read::make_view): Reopen descriptor.
7348 (File_read::do_readv): Likewise.
7349 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7350 Update declarations.
7351 * layout.cc: Include "descriptors.h".
7352 (Layout::create_build_id): Use open_descriptor rather than open.
7353 * output.cc: Include "descriptors.h".
7354 (Output_file::open): Use open_descriptor rather than open.
7355 * archive.cc (Archive::const_iterator): Change Archive to be
7357 (Archive::begin, Archive::end): Make non-const.
7358 (Archive::count_members): Likewise.
7359 * archive.h (class Archive): Update declarations.
7360 * object.h (Object::read): Make non-const.
7361 * Makefile.am (CCFILES): Add descriptors.cc.
7362 (HFILES): Add descriptors.h.
7363 * Makefile.in: Rebuild.
7366 * gold.h: Always include <clocale>. Add Solaris workarounds
7367 following code in binutils/sysdep.h.
7370 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7371 this->eh_frame_hdr_ is NULL before using it.
7373 * dynobj.cc (Versions::Versions): Update comment.
7375 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7376 the base version name.
7378 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7379 array size plus one.
7380 (Stringpool_template::set_string_offsets): Subtract one from key
7381 before using it as an array index.
7382 (Stringpool_template::get_offset_with_length): Likewise.
7383 (Stringpool_template::write_to_buffer): Likewise.
7384 * stringpool.h (Stringpool_template::get_offset_from_key):
7387 2008-07-23 Ian Lance Taylor <iant@google.com>
7390 * object.h (Merged_symbol_value::value): Do our best to handle a
7394 * script.cc (Version_script_info::get_versions): Don't add empty
7395 version tag to return value.
7396 (Version_script_info::get_symbol_version_helper): Change return
7397 type to bool. Add pversion parameter. Change all callers.
7398 (script_register_vers_node): Don't require a non-NULL tag.
7399 * script.h (class Version_script_info): Update declarations.
7400 (Version_script_info::get_symbol_version): Change return type to
7401 bool. Add version parameter. Change all callers.
7402 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7403 handling. Handle an empty version from a version script.
7404 (Symbol_table::define_special_symbol): Likewise.
7405 * testsuite/ver_test_10.script: New file.
7406 * testsuite/ver_test_10.sh: New file.
7407 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7408 (check_DATA): Add ver_test_10.syms.
7409 (ver_test_10.syms, ver_test_10.so): New target.
7410 * testsuite/Makefile.in: Rebuild.
7412 2008-07-23 Simon Baldwin <simonb@google.com>
7414 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7415 to zero for undefined symbols from dynamic libraries.
7417 2008-07-23 Ian Lance Taylor <iant@google.com>
7419 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7421 * symtab.h (class Symbol_table): Update declaration.
7422 * testsuite/ver_test_9.cc: New file.
7423 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7424 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7425 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7426 (ver_test_9.so, ver_test_9.o): New targets.
7427 * testsuite/Makefile.in: Rebuild.
7429 2008-07-22 Ian Lance Taylor <iant@google.com>
7431 * options.h (class General_options): Define --check-sections.
7432 * layout.cc (Layout::set_segment_offsets): Handle
7435 * options.h (class General_options): Define -n/--nmagic and
7437 * options.cc (General_options::finalize): For -n/--nmagic or
7438 -N/--omagic, set -static.
7439 * layout.cc (Layout::attach_allocated_section_to_segment): If
7440 -N/--omagic, don't put read-only and read-write sections in
7442 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7443 finding a read-only segment.
7444 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7445 don't set the minimum segment alignment to the common page size,
7446 and don't set the file offset to the address modulo the page size.
7447 * script-sections.cc (Script_sections::create_segments): If
7448 -n/--omagic, don't put read-only and read-write sections in
7451 * cref.cc: New file.
7453 * options.h (class General_options): Add --print-symbol-counts.
7454 * main.cc (main): Issue defined symbol report if requested.
7455 * archive.cc (Archive::interpret_header): Make into a const member
7457 (Archive::add_symbols): Call Input_objects::archive_start and
7459 (Archive::const_iterator): Define new class.
7460 (Archive::begin, Archive::end): New functions.
7461 (Archive::include_all_members): Rewrite to use iterator.
7462 (Archive::count_members): New function.
7463 * archive.h (class Archive): Update declarations.
7464 (Archive::filename): New function.
7465 * object.cc: Include "cref.h".
7466 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7467 (Sized_relobj::do_get_global_symbol_counts): New function.
7468 (Input_objects::add_object): Add object to cross-referencer.
7469 (Input_objects::archive_start): New function.
7470 (Input_objects::archive_stop): New function.
7471 (Input_objects::print_symbol_counts): New function.
7472 * object.h: Declare Cref and Archive.
7473 (Object::get_global_symbol_counts): New function.
7474 (Object::do_get_global_symbol_counts): New pure virtual function.
7475 (class Sized_relobj): Add defined_count_ field. Update
7477 (class Input_objects): Add cref_ field. Update constructor.
7478 Update declarations.
7479 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7481 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7483 (Sized_dynobj::do_get_global_symbol_counts): New function.
7484 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7485 defined_count_. Update declarations. Define Symbols typedef.
7486 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7487 parameter. Change all callers.
7488 (Symbol_table::add_from_dynobj): Add sympointers and defined
7489 parameters. Change all callers.
7490 * symtab.h (class Symbol_table): Update declarations.
7491 * Makefile.am (CCFILES): Add cref.cc.
7492 (HFILES): Add cref.h.
7493 * Makefile.in: Rebuild.
7495 2008-07-22 Simon Baldwin <simonb@google.com>
7497 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7498 to zero when writing undefined symbols.
7500 2008-07-22 Ian Lance Taylor <iant@google.com>
7502 * output.cc (Output_section::add_input_section): Don't try to
7503 merge empty merge sections.
7505 2008-07-21 Craig Silverstein <csilvers@google.com>
7507 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7508 Include symbol version in error message.
7510 2008-07-20 Chris Demetriou <cgd@google.com>
7512 * configure.ac (gold_cv_c_random_seed): New configured variable.
7513 (RANDOM_SEED_CFLAGS): New substituted variable.
7514 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7515 * configure: Rebuild.
7516 * Makefile.in: Likewise.
7517 * testsuite/Makefile.in: Likewise.
7519 2008-07-18 Ian Lance Taylor <iant@google.com>
7521 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7522 where we see NAME/NULL and NAME/VERSION as separate symbols.
7523 * testsuite/ver_test_main.cc (main): Call t4.
7524 (t4, t4_2a): Define.
7525 * testsuite/ver_test_2.cc (t4_2): Define.
7526 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7527 * testsuite/ver_test_4.cc (t4_2a): Define.
7528 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7529 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7531 2008-07-17 Ian Lance Taylor <iant@google.com>
7533 * dynobj.cc (Versions::add_def): If we give an error about a
7534 missing version, go ahead and create the version anyhow.
7536 2008-07-10 Ian Lance Taylor <iant@google.com>
7538 Handle output sections with more than 0x7fffffff bytes.
7539 * object.h (class Relobj): Change map_to_output_ to
7540 output_sections_, and just keep a section pointer. Change all
7541 uses. Move comdat group support to Sized_relobj.
7542 (Relobj::is_section_specially_mapped): Remove.
7543 (Relobj::output_section): Remove poff parameter. Change all
7545 (Relobj::output_section_offset): New function.
7546 (Relobj::set_section_offset): Rewrite.
7547 (Relobj::map_to_output): Remove.
7548 (Relobj::output_sections): New function.
7549 (Relobj::do_output_section_offset): New pure virtual function.
7550 (Relobj::do_set_section_offset): Likewise.
7551 (class Sized_relobj): Add section_offsets_ field. Add comdat
7552 group support from Relobj. Update declarations.
7553 (Sized_relobj::get_output_section_offset): New function.
7554 (Sized_relobj::do_output_section_offset): New function.
7555 (Sized_relobj::do_set_section_offset): New function.
7556 * object.cc (Relobj::output_section_address): Remove.
7557 (Sized_relobj::Sized_relobj): Initialize new fields.
7558 (Sized_relobj::include_section_group): Cast find_kept_object to
7560 (Sized_relobj::include_linkonce_section): Likewise.
7561 (Sized_relobj::do_layout): Use separate arrays for output section
7563 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7565 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7566 output_sections and section_offsets.
7567 (Sized_relobj::write_local_symbols): Likewise.
7568 (map_to_kept_section): Compute output address directly.
7569 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7570 output_sections and section_offsets.
7571 (Sized_relobj::write_sections): Likewise.
7572 (Sized_relobj::relocate_sections): Likewise.
7573 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7574 * output.h (class Output_reloc): Update declarations. Change
7575 u2_.relobj to Sized_relobj*.
7576 (class Output_data_reloc): Change add functions to use
7578 * output.cc (Output_reloc::Output_reloc): Change relobj to
7580 (Output_reloc::local_section_offset): Change return type to
7581 Elf_Addr. Use get_output_section_offset.
7582 (Output_reloc::get_address): Likewise.
7583 (Output_section::is_input_address_mapped): Don't call
7584 is_section_specially_mapped.
7585 (Output_section::output_offset): Likewise.
7586 (Output_section::output_address): Likewise.
7587 (Output_section::starting_output_address): Likewise.
7588 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7589 parameter to Sized_relobj*.
7590 (Copy_relocs::need_copy_reloc): Likewise.
7591 (Copy_relocs::save): Likewise.
7592 * copy-relocs.h (class Copy_relocs): Update declarations.
7593 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7594 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7595 * target-reloc.h (relocate_for_relocatable): Change
7596 offset_in_output_section type to Elf_Addr. Change code that uses
7598 * layout.cc (Layout::layout): Always set *off.
7599 * mapfile.cc (Mapfile::print_input_section): Use
7600 output_section_offset.
7601 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7603 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7604 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7605 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7607 2008-07-03 Ian Lance Taylor <iant@google.com>
7609 * layout.cc (Layout::include_section): Do not discard unrecognized
7610 SHT_STRTAB sections.
7612 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7614 * script.cc (Lex::can_continue_name): Make '?' allowable in
7615 version-script names.
7616 * testsuite/version_script.map: Change glob pattern to use '?'
7618 2008-06-30 Manish Singh <yosh@gimp.org>
7621 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7624 2008-06-30 Ian Lance Taylor <iant@google.com>
7628 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7629 versions]: Don't try to read the value in the contents, since we
7630 don't use it. Use the template endianness when writing.
7632 2008-06-25 Cary Coutant <ccoutant@google.com>
7634 * fileread.cc (File_read::make_view): Assert on zero-length view.
7635 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7636 symbol table when there are no symbols to read.
7638 2008-06-23 Craig Silverstein <csilvers@google.com>
7640 * version.cc (version_string): Bump to 1.7
7642 2008-06-18 Craig Silverstein <csilvers@google.com>
7644 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7645 constant 0xFFFF to type Valtype.
7646 (Powerpc_relocate_functions::rel16_ha): Likewise.
7648 2008-06-17 Ian Lance Taylor <iant@google.com>
7650 * output.h (Output_section::Input_section): Initialize p2align_ to
7651 zero for Output_section_data constructors.
7652 (Output_section::Input_section::addralign): If not an input
7653 section, return the alignment of the Output_section_data.
7654 * testsuite/copy_test.cc: New file.
7655 * testsuite/copy_test_1.cc: New file.
7656 * testsuite/copy_test_2.cc: New file.
7657 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7658 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7659 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7660 (copy_test_1_pic.o, copy_test_1.so): New targets.
7661 (copy_test_2_pic.o, copy_test_2.so): New targets.
7662 * testsuite/Makefile.in: Rebuild.
7664 * script-sections.cc (Script_sections::place_orphan): Initialize
7665 local variable exact.
7667 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7669 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7671 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7672 David S. Miller <davem@davemloft.net>
7674 * powerpc.cc: New file.
7675 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7676 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7677 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7678 * Makefile.in: Rebuild.
7680 2008-06-09 Ian Lance Taylor <iant@google.com>
7682 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7684 (throwing, orig_terminate): New static variables.
7685 (terminate_handler): New static function.
7686 (t2): Set terminate handler.
7688 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7691 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7694 2008-05-30 Cary Coutant <ccoutant@google.com>
7696 * archive.cc (Archive::include_all_members) Correct to step
7697 over symbol table and extended name table in thin archives.
7699 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7702 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7705 2008-05-28 Caleb Howe <cshowe@google.com>
7707 * reduced_debug_output.cc: New file.
7708 * reduced_debug_output.h: New file.
7709 * options.h (class General_options): Add --strip-debug-non-line.
7710 * options.cc (General_options::finalize): Add strip_debug_non_line
7711 to the strip heirarchy.
7712 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7714 * layout.cc: Include "reduced_debug_output.h".
7715 (Layout::Layout): Initialize new fields.
7716 (line_only_debug_sections): New static array.
7717 (is_lines_only_debug_sections): New static inline function.
7718 (Layout::include_section): Handle --strip-debug-non-line.
7719 (Layout::make_output_section): If --strip-debug-non-line, build
7720 new output sections for .debug_abbrev and .debug_info.
7721 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7722 gold. Warn about possible overflow.
7723 (read_signed_LEB_128): Likewise.
7724 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7725 (read_signed_LEB_128): Declare.
7726 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7727 (HFILES): Add reduced_debug_output.h.
7728 * Makefile.in: Rebuild.
7730 2008-05-21 Ian Lance Taylor <iant@google.com>
7732 * mapfile.cc: New file.
7733 * mapfile.h: New file.
7734 * options.h (class General_options): Add -M/--print-map and -Map.
7735 * options.cc (General_options::finalize): Make -M equivalent to
7737 * main.cc: Include <cstdio> and "mapfile.h".
7738 (main): Open mapfile if requested.
7739 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7740 constructor. Change caller.
7741 (queue_initial_tasks): Add mapfile parameter. Change caller.
7742 (queue_middle_tasks): Likewise.
7743 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7745 * archive.cc: Include "mapfile.h".
7746 (Archive::add_symbols): Add mapfile parameter. Change all
7747 callers. Pass mapfile, symbol, and reason to include_member.
7748 (Archive::include_all_members): Add mapfile parameter. Change all
7750 (Archive::include_member): Add mapfile, sym, and why parameters.
7751 Change all callers. Report inclusion to map file.
7752 * archive.h: Include "fileread.h".
7753 (class Archive): Update declarations.
7754 (Archive::file): New const method.
7755 (class Add_archive_symbols): Add mapfile_ field. Update
7756 constructor. Change all callers.
7757 * readsyms.h (class Read_symbols): Likewise.
7758 (class Finish_group): Likewise.
7759 (class Read_script): Likewise.
7760 * common.cc: Include "mapfile.h".
7761 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7763 (Symbol_table::do_allocate_commons): Likewise.
7764 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7765 symbol allocation to mapfile.
7766 * common.h (class Allocate_commons_task): Add mapfile_ field.
7767 Update constructor. Change all callers.
7768 * symtab.h (class Symbol_table): Update declarations.
7769 * layout.cc: Include "mapfile.h".
7770 (Layout_task_runner::run): Print information to mapfile.
7771 (Layout::create_gold_note): Change Output_data_fixed_space to
7772 Output_data_zero_fill.
7773 (Layout::create_build_id): Likewise.
7774 (Layout::print_to_mapfile): New function.
7775 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7776 constructor. Change caller.
7777 (class Layout): Declare print_to_mapfile.
7778 * output.cc (Output_section::Input_section::print_to_mapfile): New
7780 (Output_section::add_input_section): If producing a map, always
7781 add to input_sections_ list.
7782 (Output_section::do_print_to_mapfile): New function.
7783 (Output_segment::print_sections_to_mapfile): New function.
7784 (Output_segment::print_section_list_to_mapfile): New function.
7785 * output.h: Include "mapfile.h".
7786 (Output_data::print_to_mapfile): New function.
7787 (Output_data::do_print_to_mapfile): New virtual function.
7788 (Output_segment_headers::do_print_to_mapfile): New function.
7789 (Output_file_header::do_print_to_mapfile): New function.
7790 (Output_data_const::do_print_to_mapfile): New function.
7791 (class Output_data_const_buffer): Add map_name_ field. Update
7792 constructor. Change all callers. Add do_print_to_mapfile
7794 (class Output_data_fixed_space): Likewise.
7795 (class Output_data_space): Likewise.
7796 (class Output_data_zero_fill): New class.
7797 (Output_data_strtab::do_print_to_mapfile): New function.
7798 (Output_data_reloc_base::do_print_to_mapfile): New function.
7799 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7800 (Output_data_group::do_print_to_mapfile): New function.
7801 (Output_data_got::do_print_to_mapfile): New function.
7802 (Output_data_dynamic::do_print_to_mapfile): New function.
7803 (Output_symtab_xindex::do_print_to_mapfile): New function.
7804 (class Output_section): Declare do_print_to_mapflie. Declare
7805 print_to_mapfile in Input_section.
7806 (class Output_segment): Declare new functions.
7807 * object.h (Sized_relobj::symbol_count): New function.
7808 * script-sections.cc
7809 (Output_section_element_dot_assignment::set_section_addresses):
7810 Change Output_data_fixed_space to Output_data_zero_fill.
7811 (Output_data_expression::do_print_to_mapfile): New function.
7812 * script.cc (read_input_script): Add mapfile parameter. Change
7814 * script.h (read_input_script): Update declaration.
7815 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7816 (Eh_frame::do_print_to_mapfile): New function.
7817 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7818 (Output_merge_string::do_print_to_mapfile): New function.
7819 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7821 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7823 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7825 * Makefile.am (CCFILES): Add mapfile.cc.
7826 (HFILES): Add mapfile.h.
7827 * Makefile.in: Rebuild.
7829 2008-05-19 Ian Lance Taylor <iant@google.com>
7831 * options.h (class General_options): Add -z relro.
7832 * layout.cc (Layout::Layout): Initialize relro_segment_.
7833 (Layout::add_output_section_data): Return the output section.
7834 (Layout::make_output_section): Rcognize relro sections and mark
7836 (Layout::attach_allocated_section_to_segment): Put relro sections
7837 in a PT_GNU_RELRO segment.
7838 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7840 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7842 (Layout::linkonce_mapping): Map d.rel.ro.local to
7844 (Layout::output_section_name): Us .data.rel.ro.local for any
7845 section which begins with that.
7846 * layout.h (class Layout): Update add_output_section_data
7847 declaration. Add relro_segment_ field.
7848 * output.cc (Output_section::Output_section): Initialize is_relro_
7849 and is_relro_local_ fields.
7850 (Output_segment::add_output_section): Group relro sections.
7851 (Output_segment::is_first_section_relro): New function.
7852 (Output_segment::maximum_alignment): If there is a relro section,
7853 align the segment to the common page size.
7854 (Output_segment::set_section_addresses): Track whether we are
7855 looking at relro sections. If the last section is a relro
7856 section, align to the common page size.
7857 (Output_segment::set_section_list_addresses): Add in_relro
7858 parameter. Change all callers. Align to the page size when
7859 moving from relro to non-relro section.
7860 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7862 * output.h (class Output_section): Add is_relro_ and
7863 is_relro_local_ fields.
7864 (Output_section::is_relro): New function.
7865 (Output_section::set_is_relro): New function.
7866 (Output_section::is_relro_local): New function.
7867 (Output_section::set_is_relro_local): New function.
7868 (class Output_segment): Update declarations.
7869 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7870 * sparc.cc (Target_sparc::got_section): Likewise.
7871 * x86_64.cc (Target_x86_64::got_section): Likewise.
7872 * testsuite/relro_test_main.cc: New file.
7873 * testsuite/relro_test.cc: New file.
7874 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7875 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7876 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7877 (relro_test.so, relro_test_pic.o): New targets.
7878 * testsuite/Makefile.in: Rebuild.
7880 2008-05-16 Ian Lance Taylor <iant@google.com>
7882 * output.cc (Output_segment::add_output_section): Remove front
7884 * output.h (class Output_segment): Remove
7885 add_initial_output_section and overloaded add_output_section.
7886 Update declaration of remaining add_output_section.
7887 * layout.cc (Layout::create_interp): Call add_output_section
7888 rather than add_initial_output_section.
7889 (Layout::finish_dynamic_section): Likewise.
7891 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7892 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7893 know the dynamic type.
7894 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7895 field. Initialize it in constructor.
7896 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7897 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7898 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7901 * output.cc (Output_reloc::get_address): Change return type to
7903 * output.h (class Output_reloc): Update get_address declaration.
7904 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7905 for section addresses.
7907 2008-05-09 Ian Lance Taylor <iant@google.com>
7910 * gold.cc (gold_nomem): Use return value of write.
7912 2008-05-08 Ian Lance Taylor <iant@google.com>
7914 * symtab.c (Symbol::init_base_output_data): Add version
7915 parameter. Change all callers.
7916 (Symbol::init_base_output_segment): Likewise.
7917 (Symbol::init_base_constant): Likewise.
7918 (Symbol::init_base_undefined): Likewise.
7919 (Sized_symbol::init_output_data): Likewise.
7920 (Sized_symbol::init_output_segment): Likewise.
7921 (Sized_symbol::init_constant): Likewise.
7922 (Sized_symbol::init_undefined): Likewise.
7923 (Symbol_table::do_define_in_output_data): If the new symbol has a
7924 version, mark it as the default.
7925 (Symbol_table::do_define_in_output_segment): Likewise.
7926 (Symbol_table::do_define_as_constant): Likewise.
7927 * symtab.h (class Symbol): Update declarations.
7928 (class Sized_symbol): Likewise.
7929 * resolve.cc (Symbol::override_version): New function.
7930 (Symbol::override_base): Call override_version.
7931 (Symbol::override_base_with_special): Likewise.
7932 * testsuite/ver_script_8.script: New file.
7933 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7934 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7935 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7936 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7938 2008-05-06 Ian Lance Taylor <iant@google.com>
7941 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7943 (class General_options): Remove existing --undefined, and add
7944 --no-undefined instead. Add new --undefined as synonym for -u.
7945 * archive.cc (Archive::add_symbols): Check whether symbol was
7947 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7948 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7949 all uses. Add IS_UNDEFINED. Update declarations to split
7950 different versions of init_base. Declare init_base_undefined.
7951 (Symbol::is_defined): Handle IS_UNDEFINED.
7952 (Symbol::is_undefined): Likewise.
7953 (Symbol::is_weak_undefined): Call is_undefined.
7954 (Symbol::is_absolute): Handle IS_CONSTANT.
7955 (class Sized_symbol): Update declarations to split different
7956 versions of init. Declare init_undefined.
7957 (class Symbol_table): Declare new functions.
7958 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7960 (Symbol::init_base_output_data): Likewise.
7961 (Symbol::init_base_output_segment): Likewise.
7962 (Symbol::init_base_constant): Likewise.
7963 (Symbol::init_base_undefined): New function.
7964 (Sized_symbol::init_object): Rename from init. Change all
7966 (Sized_symbol::init_output_data): Likewise.
7967 (Sized_symbol::init_output_segment): Likewise.
7968 (Sized_symbol::init_constant): Likewise.
7969 (Sized_symbol::init_undefined): New function.
7970 (Symbol_table::add_undefined_symbols_from_command_line): New
7972 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7974 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7975 (Symbol::output_section): Likewise.
7976 (Symbol::set_output_section): Likewise.
7977 (Symbol_table::sized_finalize_symbol): Likewise.
7978 (Symbol_table::sized_write_globals): Likewise.
7979 * resolve.cc (Symbol_table::should_override): Likewise.
7980 (Symbol::override_base_with_special): Likewise.
7982 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7983 symbol, change it to have default visibility.
7984 * testsuite/protected_1.cc: New file.
7985 * testsuite/protected_2.cc: New file.
7986 * testsuite/protected_3.cc: New file.
7987 * testsuite/protected_main_1.cc: New file.
7988 * testsuite/protected_main_2.cc: New file.
7989 * testsuite/protected_main_3.cc: New file.
7990 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7991 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7992 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7993 (protected_1.so): New target.
7994 (protected_1_pic.o, protected_2_pic.o): New targets.
7995 (protected_3_pic.o): New target.
7996 (check_PROGRAMS): Add protected_2.
7997 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7998 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7999 * testsuite/Makefile.in: Rebuild.
8001 * options.h (DEFINE_var): Add set_user_set_##varname__.
8002 (DEFINE_bool_alias): New macro.
8003 (class General_options): Define -Bstatic using DEFINE_bool_alias
8004 rather than DEFINE_special. Add --undefined as an alias for -z
8006 * options.cc (General_options::parse_Bstatic): Remove.
8008 * options.h (class General_options): Add --fatal-warnings.
8009 * main.cc (main): Implement --fatal-warnings.
8010 * errors.h (Errors::warning_count): New function.
8012 * options.h (class General_options): Add -Bsymbolic-functions.
8013 * symtab.h (Symbol::is_preemptible): Check for
8014 -Bsymbolic-functions.
8016 2008-05-05 Ian Lance Taylor <iant@google.com>
8018 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8019 as noVARNAME rather than no-VARNAME.
8020 (class General_options): Add option -z combreloc.
8021 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8023 (Output_reloc::sort_before) [SHT_REL]: New function.
8024 (Output_reloc::sort_before) [SHT_RELA]: New function.
8025 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8026 Sort_relocs_comparison.
8027 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8028 parameter. Change all callers.
8029 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8030 sort_relocs parameter. Change all callers.
8031 * output.cc (Output_reloc::get_address): New function, broken out
8033 (Output_reloc::write_rel): Call it.
8034 (Output_reloc::compare): New function.
8035 (Output_data_reloc_base::do_write): Optionally sort relocs.
8037 * configure.ac: If targ_extra_obj is set, link it in.
8038 * configure.tgt: Initialize all variables.
8039 (x86_64*): Set targ_extra_obj and targ_extra_size.
8040 * configure: Rebuild.
8042 * object.cc (Sized_relobj::include_section_group): Adjust section
8043 indexes read from group data. Build vector to pass to
8045 * layout.cc (Layout::layout_group): Add flags and shndxes
8046 parameters. Remove contents parameter. Change caller. Update
8047 explicit instantiations.
8048 * layout.h (class Layout): Update layout_group declaration.
8049 * output.cc (Output_data_group::Output_data_group): Add flags and
8050 input_shndxes parameters. Remove contents parameter. Change
8052 (Output_data_group::do_write): Change input_sections_ to
8054 * output.h (class Output_data_group): Update constructor
8055 declaration. Rename input_sections_ to input_shndxes_.
8056 * testsuite/many_sections_test.cc: Add template.
8058 2008-04-30 Cary Coutant <ccoutant@google.com>
8060 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8062 * layout.cc (Layout::include_section): Refactored check for debug
8064 (Layout::add_comdat): Add new parameters. Change type
8065 of signature parameter. Add object and shndx to signatures table.
8066 (Layout::find_kept_object): New function.
8067 * layout.h: Include <cstring>.
8068 (Layout::is_debug_info_section): New function.
8069 (Layout::add_comdat): Add new parameters.
8070 (Layout::find_kept_object): New function.
8071 (Layout::Kept_section): New struct.
8072 (Layout::Signatures): Change type of map range.
8073 * object.cc (Relobj::output_section_address): New function.
8074 (Sized_relobj::include_section_group): Add new parameters. Change
8075 calls to Layout::add_comdat. Change to build table of kept comdat
8076 groups and table mapping discarded sections to kept sections.
8077 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8078 (Sized_relobj::do_layout): Change calls to include_section_group and
8079 include_linkonce_section.
8080 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8081 value to zero when section is discarded.
8082 (Sized_relobj::map_to_kept_section): New function.
8083 * object.h (Relobj::output_section_address): New function.
8084 (Relobj::Comdat_group): New type.
8085 (Relobj::find_comdat_group): New function.
8086 (Relobj::Comdat_group_table): New type.
8087 (Relobj::Kept_comdat_section): New type.
8088 (Relobj::Kept_comdat_section_table): New type.
8089 (Relobj::add_comdat_group): New function.
8090 (Relobj::set_kept_comdat_section): New function.
8091 (Relobj::get_kept_comdat_section): New function.
8092 (Relobj::comdat_groups_): New field.
8093 (Relobj::kept_comdat_sections_): New field.
8094 (Symbol_value::input_value): Update comment.
8095 (Sized_relobj::map_to_kept_section) New function.
8096 (Sized_relobj::include_linkonce_section): Add new parameter.
8097 * target-reloc.h (Comdat_behavior): New type.
8098 (get_comdat_behavior): New function.
8099 (relocate_section): Add code to map a discarded section to the
8100 corresponding kept section when applying a relocation.
8102 2008-04-30 Craig Silverstein <csilvers@google.com>
8104 * dwarf_reader.cc (next_generation_count): New static var.
8105 (Addr2line_cache_entry): New struct.
8106 (addr2line_cache): New static var.
8107 (Dwarf_line_info::one_addr2line): Added caching.
8108 (Dwarf_line_info::clear_addr2line_cache): New function.
8109 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8110 cache-size parameter.
8111 (Dwarf_line_info::one_addr2line_cache): New function.
8112 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8113 new cache-size argument to one_addr2line(), and clear cache.
8115 2008-04-28 Cary Coutant <ccoutant@google.com>
8117 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8118 R_386_PC8 relocations.
8120 2008-04-23 Ian Lance Taylor <iant@google.com>
8122 * object.cc (Sized_relobj::include_section_group): Check for
8123 invalid section group.
8125 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8128 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8129 than read for file header.
8130 * archive.cc (Archive::include_member): Likewise.
8132 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8134 * aclocal.m4: Regenerate.
8135 * configure: Regenerate.
8137 2008-04-19 Ian Lance Taylor <iant@google.com>
8139 * version.cc (version_string): Bump to 1.6.
8141 * testsuite/Makefile.am (many_sections_r_test): New target.
8142 (many_sections_r_test_SOURCES): Remove.
8143 (many_sections_r_test_DEPENDENCIES): Remove.
8144 (many_sections_r_test_LDFLAGS): Remove.
8145 (many_sections_r_test_LDADD): Remove.
8147 * object.cc (Sized_relobj::do_add_symbols): Always pass
8148 local_symbol_count_ to add_from_relobj.
8150 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8151 every thousand variables.
8152 * testsuite/Makefile.in: Rebuild.
8154 * object.cc (Xindex::initialize_symtab_xindex): New function.
8155 (Xindex::read_symtab_xindex): New function.
8156 (Xindex::sym_xindex_to_shndx): New function.
8157 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8159 (Sized_relobj::do_initialize_xindex): New function.
8160 (Sized_relobj::do_read_symbols): Adjust section links.
8161 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8162 parameter. Change all callers.
8163 (Sized_relobj::include_section_group): Adjust section links and
8164 symbol section indexes.
8165 (Sized_relobj::do_layout): Adjust section links.
8166 (Sized_relobj::do_count_local_symbols): Adjust section links and
8167 symbol section indexes.
8168 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8169 ordinary and special symbols.
8170 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8171 dynsym_xindex parameters. Change all callers. Adjust section
8172 links. Use SHN_XINDEX when needed.
8173 (Sized_relobj::get_symbol_location_info): Adjust section links.
8174 Don't get fooled by special symbols.
8175 * object.h (class Xindex): Define.
8176 (class Object): Add xindex_ parameter. Declare virtual functoin
8177 do_initialize_xindex.
8178 (Object::adjust_sym_shndx): New function.
8179 (Object::set_xindex): New protected function.
8180 (class Symbol_value): Add is_ordinary_shndx_ field.
8181 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8182 (Symbol_value::value): Assert ordinary section.
8183 (Symbol_value::initialize_input_to_output_map): Likewise.
8184 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8186 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8188 (class Sized_relobj): Update declarations.
8189 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8190 parameter. Change all callers.
8191 (Sized_relobj::adjust_shndx): New function.
8192 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8194 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8195 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8196 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8197 (Sized_dynobj::read_dynsym_section): Adjust section links.
8198 (Sized_dynobj::read_dynamic): Likewise.
8199 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8201 (Sized_dynobj::do_initialize_xindex): New function.
8202 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8203 do_initialize_xindex.
8204 (Sized_dynobj::adjust_shndx): New function.
8205 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8206 dynsym_xindex_ fields.
8207 (Layout::finalize): Add a call to set_section_indexes before
8208 creating the symtab sections.
8209 (Layout::set_section_indexes): Don't do anything if the section
8210 already has a section index.
8211 (Layout::create_symtab_sections): Add shnum parameter. Change
8212 caller. Create .symtab_shndx section if needed.
8213 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8215 (Layout::allocated_output_section_count): New function.
8216 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8218 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8219 fields. Update declarations.
8220 (Layout::symtab_xindex): New function.
8221 (Layout::dynsym_xindex): New function.
8222 (class Write_symbols_task): Add layout_ field.
8223 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8225 * output.cc (Output_section_headers::Output_section_headers): Add
8226 shstrtab_section parameter. Change all callers.
8227 (Output_section_headers::do_sized_write): Store overflow values
8228 for section count and section string table section index in
8229 section header zero.
8230 (Output_file_header::do_sized_write): Check for overflow of
8231 section count and section string table section index.
8232 (Output_symtab_xindex::do_write): New function.
8233 (Output_symtab_xindex::endian_do_write): New function.
8234 * output.h (class Output_section_headers): Add shstrtab_section_.
8235 Update declarations.
8236 (class Output_symtab_xindex): Define.
8237 (Output_section::has_out_shndx): New function.
8238 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8240 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8242 (Sized_symbol::init): Likewise.
8243 (Symbol::output_section): Check for ordinary symbol.
8244 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8245 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8247 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8248 Change all callers. Simplify handling of symbols from sections
8249 not included in the link.
8250 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8252 (Weak_alias_sorter::operator()): Assert that symbols are
8254 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8256 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8257 parameters. Change all callers.
8258 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8259 symbol distinction. Use SHN_XINDEX when needed.
8260 (Symbol_table::write_section_symbol): Add symtab_xindex
8261 parameter. Change all callers.
8262 (Symbol_table::sized_write_section_symbol): Likewise. Use
8263 SHN_XINDEX when needed.
8264 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8266 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8267 (Symbol::is_defined): Check is_ordinary.
8268 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8269 (Symbol::is_absolute, Symbol::is_common): Likewise.
8270 (class Sized_symbol): Update declarations.
8271 (class Symbol_table): Update declarations.
8272 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8273 parameters. Change all callers.
8274 (Sized_symbol::override): Likewise.
8275 (Symbol_table::override): Likewise.
8276 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8277 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8278 is_ordinary, and orig_st_shndx parameters. Change all callers.
8279 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8280 to be in an ordinary section.
8281 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8282 object and is_ordinary parameters. Change all callers.
8283 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8284 Change all callers. Don't add undefined or non-ordinary symbols
8286 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8288 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8290 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8291 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8292 (Sized_relobj::relocate_sections): Likewise.
8293 * target-reloc.h (scan_relocs): Adjust section symbol index.
8294 (scan_relocatable_relocs): Likewise.
8295 * i386.cc (Scan::local): Check for ordinary symbols.
8296 * sparc.cc (Scan::local): Likewise.
8297 * x86_64.cc (Scan::local): Likewise.
8298 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8299 to symbol_section_and_value.
8300 * testsuite/many_sections_test.cc: New file.
8301 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8302 (check_PROGRAMS): Add many_sections_test.
8303 (many_sections_test_SOURCES): Define.
8304 (many_sections_test_DEPENDENCIES): Define.
8305 (many_sections_test_LDFLAGS): Define.
8306 (BUILT_SOURCES): Add many_sections_define.h.
8307 (many_sections_define.h): New target.
8308 (BUILT_SOURCES): Add many_sections_check.h.
8309 (many_sections_check.h): New target.
8310 (check_PROGRAMS): Add many_sections_r_test.
8311 (many_sections_r_test_SOURCES): Define.
8312 (many_sections_r_test_DEPENDENCIES): Define.
8313 (many_sections_r_test_LDFLAGS): Define.
8314 (many_sections_r_test_LDADD): Define.
8315 (many_sections_r_test.o): New target.
8316 * testsuite/Makefile.in: Rebuild.
8318 2008-04-17 Cary Coutant <ccoutant@google.com>
8320 * errors.cc (Errors::info): New function.
8321 (gold_info): New function.
8322 * errors.h (Errors::info): New function.
8323 * gold.h (gold_info): New function.
8324 * object.cc (Input_objects::add_object): Print trace output.
8325 * options.cc (options::parse_set): New function.
8326 (General_options::parse_wrap): Deleted.
8327 (General_options::General_options): Deleted initializer.
8328 * options.h (options::String_set): New typedef.
8329 (options::parse_set): New function.
8330 (DEFINE_set): New macro.
8331 (General_options::wrap): Changed to use DEFINE_set. Changed
8332 callers of any_wrap_symbols and is_wrap_symbol.
8333 (General_options::trace, General_options::trace_symbol):
8335 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8336 (General_options::wrap_symbols_): Deleted.
8337 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8339 2008-04-17 David S. Miller <davem@davemloft.net>
8341 * options.cc (General_options::parse_V): New function.
8342 * options.h: Add entries for -V and -Qy.
8344 2008-04-17 Ian Lance Taylor <iant@google.com>
8346 * common.cc (Symbol_table::allocate_commons): Remove options
8347 parameter. Change caller.
8348 (Symbol_table::do_allocate_commons): Remove options parameter.
8349 Change caller. Just call do_allocate_commons_list twice.
8350 (Symbol_table::do_allocate_commons_list): New function, broken out
8351 of do_allocate_commons.
8352 * common.h (class Allocate_commons_task): Remove options_ field.
8354 * symtab.cc (Symbol_table::Symbol_table): Initialize
8356 (Symbol_table::add_from_object): Put TLS common symbols on
8358 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8359 which are IN_OUTPUT_DATA.
8360 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8361 allocate_commons and do_allocate_commons declarations. Declare
8362 do_allocate_commons_list.
8363 * gold.cc (queue_middle_tasks): Update creation of
8364 Allocate_commons_task to not pass options.
8365 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8366 (TLS_TEST_C_FLAGS): New variable.
8367 (tls_test_c_pic.o): New target.
8368 (tls_test_shared.so): Link in tls_test_c_pic.o.
8369 (tls_test_c_pic_ie.o): New target.
8370 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8371 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8372 (tls_test_c.o): New target.
8373 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8374 (tls_pic_test_LDADD): Likewise.
8375 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8376 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8377 (tls_test_c_gnu2.o): New target.
8378 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8380 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8381 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8382 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8383 * testsuite/tls_test.cc: Include "config.h".
8384 (t_last): Call t11_last.
8385 * testsuite/tls_test.h (t11, t11_last): Declare.
8386 * testsuite/tls_test_c.c: New file.
8387 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8388 * configure.ac: Check for OpenMP support.
8389 * configure, config.in, Makefile.in: Rebuild.
8390 * testsuite/Makefile.in: Rebuild.
8392 2008-04-16 Cary Coutant <ccoutant@google.com>
8394 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8395 (Target_i386::tls_base_symbol_defined_): New field.
8396 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8397 (Target_i386::Scan::global): Likewise.
8398 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8399 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8400 (Target_x86_64::tls_base_symbol_defined_): New field.
8401 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8402 (Target_x86_64::Scan::global): Likewise.
8404 2008-04-16 Cary Coutant <ccoutant@google.com>
8406 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8407 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8408 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8409 building shared libraries.
8410 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8411 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8412 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8413 * testsuite/Makefile.in: Rebuild.
8414 * testsuite/weak_undef.h: New file.
8415 * testsuite/weak_undef_file1.cc: Add extra test cases.
8416 * testsuite/weak_undef_file2.cc: Likewise.
8417 * testsuite/weak_undef_test.cc: Likewise.
8419 2008-04-16 David S. Miller <davem@davemloft.net>
8421 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8422 Add issued_non_pic_error_ field. Declare check_non_pic.
8423 (Target_sparc::Scan::check_non_pic): New function.
8424 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8425 (Target_sparc::Scan::global): Likewise.
8427 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8428 * configure: Rebuild.
8430 * options.h (DEFINE_enable): New macro.
8431 (new_dtags): New enable option.
8432 (initfirst, interpose, loadfltr, nodefaultlib,
8433 nodelete, nodlopen, nodump): New -z options.
8434 * layout.cc (Layout:finish_dynamic_section): If new
8435 dtags enabled, emit DT_RUNPATH. Also, emit a
8436 DT_FLAGS_1 containing any specified -z flags.
8438 2008-04-16 Ian Lance Taylor <iant@google.com>
8440 * copy-relocs.cc: New file.
8441 * copy-relocs.h: New file.
8442 * reloc.cc: Remove Copy_relocs code.
8443 * reloc.h: Likewise.
8444 * reloc-types.h (struct Reloc_types) [both versions]: Add
8445 get_reloc_addend_noerror.
8446 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8447 variants of add_global which take an addend which must be zero.
8448 * i386.cc: Include "copy-relocs.h".
8449 (class Target_i386): Change type of copy_relocs_ to variable,
8451 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8453 (Target_i386::do_finalize_sections): Change handling of
8455 * sparc.cc: Include "copy-relocs.h".
8456 (class Target_sparc): Change type of copy_relocs_ to variable,
8458 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8460 (Target_sparc::do_finalize_sections): Change handling of
8462 * x86_64.cc: Include "copy-relocs.h".
8463 (class Target_x86_64): Change type of copy_relocs_ to variable,
8465 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8466 class. Change all callers.
8467 (Target_x86_64::do_finalize_sections): Change handling of
8469 * Makefile.am (CCFILES): Add copy-relocs.cc.
8470 (HFILES): Add copy-relocs.h.
8472 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8474 * testsuite/script_test_4.sh: Permit leading zeroes.
8476 2008-04-15 Ian Lance Taylor <iant@google.com>
8478 * script-sections.cc (Script_sections::create_segments): Use
8479 header_size_adjustment even when there is enough room for the
8481 * testsuite/script_test_4.sh: New file.
8482 * testsuite/script_test_4.t: New file.
8483 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8484 (check_DATA): Add script_test_4.stdout.
8485 (MOSTLYCLEANFILES): Likewise.
8486 (script_test_4): New target.
8487 (script_test_4.stdout): New target.
8488 * testsuite/Makefile.in: Rebuild.
8490 * sparc.cc: Add definitions for Output_data_plt_sparc class
8493 2008-04-14 David S. Miller <davem@davemloft.net>
8495 * sparc.cc: New file.
8496 * Makefile.am (TARGETSOURCES): Add sparc.cc
8497 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8498 * configure.tgt: Document targ_extra_size and
8499 targ_extra_big_endian. Add entries for sparc-* and
8501 * configure.ac: Handle targ_extra_size and
8502 targ_extra_big_endian.
8503 * Makefile.in: Rebuild.
8504 * configure: Likewise.
8505 * po/POTFILES.in: Likewise.
8506 * po/gold.pot: Likewise.
8508 2008-04-14 Ian Lance Taylor <iant@google.com>
8510 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8511 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8512 in the name/type/flags to section mapping. Don't call
8513 allocate_output_section.
8514 (Layout::choose_output_section): Change parameter from adjust_name
8515 to is_input_section. Don't permit input sections after sections
8516 are attached to segments. Don't call allocate_output_section.
8517 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8518 not write_enable_output_section.
8519 (Layout::make_output_section): Don't push to
8520 unattached_section_list_ nor call attach_to_segment. Call
8521 attach_section_to_segment if sections are attached.
8522 (Layout::attach_sections_to_segments): New function.
8523 (Layout::attach_section_to_segment): New function.
8524 (Layout::attach_allocated_section_to_segment): Rename from
8525 attach_to_segment. Remove flags parameter.
8526 (Layout::allocate_output_section): Remove function.
8527 (Layout::write_enable_output_section): Remove function.
8528 * layout.h (class Layout): Update for above changes. Add new
8529 field sections_are_attached_.
8530 * output.h (Output_section::update_flags_for_input_section): New
8532 * output.cc (Output_section::add_input_section): Call
8533 update_flags_for_input_section.
8534 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8536 2008-04-11 Cary Coutant <ccoutant@google.com>
8538 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8539 thought unnecessary.
8540 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8542 2008-04-11 Ian Lance Taylor <iant@google.com>
8544 * output.h (class Output_section_data): Remove inline definition
8546 * output.cc (Output_section_data::set_addralign): New function.
8548 2008-04-11 Cary Coutant <ccoutant@google.com>
8550 Add support for TLS descriptors for i386 and x86_64.
8551 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8552 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8553 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8555 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8556 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8557 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8559 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8560 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8561 Fix problem with initial-exec relocations.
8562 (Target_i386::Relocate::relocate_tls): Likewise.
8563 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8565 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8566 support for section-plus-offset dynamic table entries.
8567 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8568 (Output_data_dynamic::Dynamic_entry): Add support for
8569 section-plus-offset dynamic table entries.
8570 (Output_data_dynamic::Classification): Likewise.
8571 (Output_data_dynamic::classification_): Renamed offset_.
8572 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8573 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8574 (Target_x86_64::make_plt_section): New function.
8575 (Target_x86_64::reserve_tlsdesc_entries): New function.
8576 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8577 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8578 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8579 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8580 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8581 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8582 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8583 add extra PLT entry for TLS descriptors.
8584 (Output_data_plt_x86_64::got_): New field.
8585 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8586 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8588 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8590 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8591 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8592 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8593 R_386_TLS_DESC_CALL relocations.
8594 (Target_x86_64::Scan::global): Likewise.
8595 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8596 for TLS descriptors.
8597 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8598 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8599 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8600 GD-to-IE relaxation.
8601 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8602 and TLS_DESCRIPTORS.
8603 * Makefile.in: Rebuild.
8604 * configure: Rebuild.
8605 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8606 (tls_test_shared2.so): New target.
8607 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8608 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8609 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8610 (tls_shared_gd_to_ie_test_LDADD): New variable.
8611 (tls_shared_gnu2_gd_to_ie_test): New target.
8612 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8614 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8615 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8616 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8617 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8618 (tls_shared_gnu2_test): New target.
8619 (tls_test_gnu2_shared.so): New target.
8620 (tls_shared_gnu2_test_SOURCES): New variable.
8621 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8622 (tls_shared_gnu2_test_LDFLAGS): New variable.
8623 (tls_shared_gnu2_test_LDADD): New variable.
8624 * testsuite/Makefile.in: Rebuild.
8625 * testsuite/Makefile.
8627 2008-04-11 Ian Lance Taylor <iant@google.com>
8629 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8631 * testsuite/Makefile.in: Rebuild.
8633 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8635 * testsuite/script_test_2.cc (main): Adjust test.
8637 2008-04-11 David S. Miller <davem@davemloft.net>
8638 Ian Lance Taylor <iant@google.com>
8640 * options.h (General_options): Add entries for '-Y' and
8642 * options.cc (General_options:finalize): If -Y was used, add those
8643 entries to the library path instead of the default "/lib" and
8646 2008-04-11 David S. Miller <davem@davemloft.net>
8648 * testsuite/justsyms.t: Start at 0x100.
8649 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8650 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8652 * testsuite/script_test_2.cc: Adjust string and section length
8655 2008-04-09 Ian Lance Taylor <iant@google.com>
8658 * script-sections.cc (Sections_element::allocate_to_segment): Add
8660 (Output_section_definition::allocate_to_segment): Likewise.
8661 (Orphan_output_section::allocate_to_segment): Likewise.
8662 (Script_sections::attach_sections_using_phdrs_clause): Don't
8663 propagate non-PT_LOAD segments to orphan sections.
8664 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8665 readelf rather than objdump.
8666 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8667 .interp section and PT_INTERP segment are the same size.
8668 * testsuite/Makefile.in: Rebuild.
8670 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8671 aliases for symbols defined in the same object.
8672 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8673 (weak_alias_test_SOURCES): New variable.
8674 (weak_alias_test_DEPENDENCIES): New variable.
8675 (weak_alias_test_LDFLAGS): New variable.
8676 (weak_alias_test_LDADD): New variable.
8677 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8678 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8679 (weak_alias_test_3.o): New target.
8680 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8681 * testsuite/weak_alias_test_main.cc: New file.
8682 * testsuite/weak_alias_test_1.cc: New file.
8683 * testsuite/weak_alias_test_2.cc: New file.
8684 * testsuite/weak_alias_test_3.cc: New file.
8686 2008-04-08 Ian Lance Taylor <iant@google.com>
8688 * options.h (class General_options): Add --noinhibit-exec option.
8689 * main.cc (main): Check --noinhibit-exec.
8691 * options.h (class General_options): Define --wrap as a special
8692 option. Add wrap_symbols_ field.
8693 (General_options::any_wrap_symbols): New function.
8694 (General_options::is_wrap_symbol): New function.
8695 * options.cc (General_options::parse_wrap): New function.
8696 (General_options::General_options): Initialize wrap_symbols_.
8697 * symtab.cc (Symbol_table::wrap_symbol): New function.
8698 (Symbol_table::add_from_object): Handle --wrap.
8699 * symtab.h (class Symbol_table): Declare wrap_symbol.
8700 * target.h (Target::wrap_char): New function.
8701 (Target::Target_info): Add wrap_char field.
8702 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8703 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8704 * testsuite/testfile.cc (Target_test::test_target_info):
8707 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8710 * layout.h (class Layout): Add added_eh_frame_data_ field.
8711 * layout.cc (Layout::Layout): Initialize new field.
8712 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8713 output section until we find a section we merged successfully.
8714 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8715 that the size be non-zero.
8717 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8720 2008-04-08 Craig Silverstein <csilvers@google.com>
8722 * configure.ac: Export new conditional variable HAVE_ZLIB.
8723 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8725 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8726 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8728 2008-04-07 Ian Lance Taylor <iant@google.com>
8730 * version.cc (version_string): Set to "1.5".
8732 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8733 Add issued_non_pic_error_ field. Declare check_non_pic.
8734 (Target_x86_64::Scan::check_non_pic): New function.
8735 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8736 (Target_x86_64::Scan::global): Likewise.
8738 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8739 addend parameter. Change caller. Handle merge sections.
8740 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8741 Address to Addend. Don't add in the result of
8742 local_section_offset, pass down the addend and use the returned
8744 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8745 Update declarations of local_section_offset and symbol_value.
8746 * testsuite/two_file_test_1.cc (t18): New function.
8747 * testsuite/two_file_test_2.cc (f18): New function.
8748 * testsuite/two_file_test_main.cc (main): Call t18.
8749 * testsuite/two_file_test.h (t18, f18): Declare.
8751 * configure.ac: Don't test for objdump, c++filt, or readelf.
8752 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8754 (TEST_READELF): New variable.
8755 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8756 (check_PROGRAMS): Add two_file_strip_test.
8757 (two_file_strip_test): New target.
8758 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8759 (two_file_same_shared_strip_test_SOURCES): New variable.
8760 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8761 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8762 (two_file_same_shared_strip_test_LDADD): New variable.
8763 (two_file_shared_strip.so): New target.
8764 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8765 (ver_test_5.syms, ver_test_7.syms): Likewise.
8766 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8767 (strip_test_3.stdout): Use TEST_OBJDUMP.
8768 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8770 2008-04-04 Cary Coutant <ccoutant@google.com>
8772 * symtab.h (Symbol::is_weak_undefined): New function.
8773 (Symbol::is_strong_undefined): New function.
8774 (Symbol::is_absolute): New function.
8775 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8776 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8778 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8779 (weak_undef_test): New target.
8780 * testsuite/Makefile.in: Rebuild.
8781 * testsuite/weak_undef_file1.cc: New file.
8782 * testsuite/weak_undef_file2.cc: New file.
8783 * testsuite/weak_undef_test.cc: New file.
8785 2008-04-03 Craig Silverstein <csilvers@google.com>
8787 * compressed_output.h (class Output_compressed_section): Use
8789 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8791 (zlib_compressed_suffix): Removed.
8792 (Output_compressed_section::set_final_data_size): Use unsigned
8794 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8795 Fix linker invocation.
8796 (flagstest_o_specialfile_and_compress_debug_sections):
8798 * testsuite/Makefile.in: Regenerated.
8800 2008-04-02 David S. Miller <davem@davemloft.net>
8802 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8803 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8805 2008-04-02 Craig Silverstein <csilvers@google.com>
8809 2008-04-02 Ian Lance Taylor <iant@google.com>
8811 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8812 parameters. Update for new key type to views_. Change all
8814 (File_read::read): Adjust for byteshift in returned view.
8815 (File_read::add_view): New function, broken out of
8817 (File_read::make_view): New function, broken out of
8819 (File_read::find_or_make_view): Add offset and aligned
8820 parameters. Rewrite accordingly. Change all callers.
8821 (File_read::get_view): Add offset and aligned parameters. Adjust
8822 for byteshift in return value.
8823 (File_read::get_lasting_view): Likewise.
8824 * fileread.h (class File_read): Update declarations.
8825 (class File_read::View): Add byteshift_ field. Add byteshift to
8826 constructor. Add byteshift method.
8827 * archive.h (Archive::clear_uncached_views): New function.
8828 (Archive::get_view): Add aligned parameter. Change all callers.
8829 * object.h (Object::get_view): Add aligned parameter. Change all
8831 (Object::get_lasting_view): Likewise.
8833 * fileread.cc (File_read::release): Don't call clear_views if
8834 there are multiple objects.
8835 * fileread.h (File_read::clear_uncached_views): New function.
8836 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8839 2008-03-31 Cary Coutant <ccoutant@google.com>
8841 Add thin archive support.
8842 * archive.cc (Archive::armagt): New const.
8843 (Archive::setup): Remove task parameter and calls to unlock.
8844 (Archive::unlock_nested_archives): New function.
8845 (Archive::read_header): Add nested_off parameter. Change
8847 (Archive::interpret_header): Likewise.
8848 (Archive::include_all_members): Change to handle thin
8850 (Archive::include_member): Likewise.
8851 * archive.h (Archive::Archive): Add new parameters and
8853 (Archive::armagt): New const.
8854 (Archive::setup): Remove task parameter.
8855 (Archive::unlock_nested_archives): New function.
8856 (Archive::read_header): Add nested_off parameter.
8857 (Archive::interpret_header): Likewise.
8858 (Archive::Nested_archive_table): New typedef.
8859 (Archive::is_thin_archive_): New field.
8860 (Archive::nested_archives_): New field.
8861 (Archive::options_): New field.
8862 (Archive::dirpath_): New field.
8863 (Archive::task_): New field.
8864 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8865 for thin archives. Pass additional parameters to
8866 Archive::Archive. Unlock the archive file after calling
8869 2008-03-29 Ian Lance Taylor <iant@google.com>
8871 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8872 version symbol to be local.
8873 * testsuite/ver_test_4.sh: New file.
8874 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8875 (check_DATA): Add ver_test_4.syms.
8876 (ver_test_4.syms): New target.
8877 * testsuite/Makefile.in: Rebuild.
8880 (Output_section::Input_section_sort_entry::has_priority): New
8882 (Output_section::Input_section_sort_entry::match_file_name): New
8884 (Output_section::Input_section_sort_entry::match_section_name):
8886 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8888 (Output_section::Input_section_sort_entry::match_section_file):
8890 (Output_section::Input_section_sort_compare::operator()): Rewrite
8891 using new Input_section_sort_entry functions. Sort crtbegin and
8892 crtend first. Sort sections with no priority before sections with
8894 * testsuite/initpri1.c (d3): Check j != 4.
8895 (cd5): New constructor/destructor function.
8896 (main): Check j != 2.
8898 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8899 new symbol when resolving, don't call set_is_default.
8900 * testsuite/ver_test_7.cc: New file.
8901 * testsuite/ver_test_7.sh: New file.
8902 * testsuite/Makefile.am (ver_test_7.so): New target.
8903 (ver_test_7.o): New target.
8904 (check_SCRIPTS): Add ver_test_7.sh.
8905 (check_DATA): Add ver_test_7.syms.
8906 (ver_test_7.syms): New target.
8908 2008-03-28 Ian Lance Taylor <iant@google.com>
8910 * layout.cc (Layout::layout): If we see an input section with a
8911 name that needs sorting, set the must_sort flag for the output
8913 (Layout::make_output_section): If the name of the output section
8914 indicates that it might require sorting, set the may_sort flag.
8915 * output.h (Output_section::may_sort_attached_input_sections): New
8917 (Output_section::set_may_sort_attached_input_sections): New
8919 (Output_section::must_sort_attached_input_sections): New
8921 (Output_section::set_must_sort_attached_input_sections): New
8923 (class Output_section): Declare Input_section_sort_entry. Define
8924 Input_section_sort_compare. Declare
8925 sort_attached_input_sections. Add new fields:
8926 may_sort_attached_input_sections_,
8927 must_sort_attached_input_sections_,
8928 attached_input_sections_are_sorted_.
8929 * output.cc (Output_section::Output_section): Initialize new
8931 (Output_section::add_input_section): Add an entry to
8932 input_sections_ if may_sort or must_sort are true.
8933 (Output_section::set_final_data_size): Call
8934 sort_attached_input_sections if necessary.
8935 (Output_section::Input_section_sort_entry): Define new class.
8936 (Output_section::Input_section_sort_compare::operator()): New
8938 (Output_section::sort_attached_input_sections): New function.
8939 * configure.ac: Check whether the compiler supports constructor
8940 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8941 * testsuite/initpri1.c: New file.
8942 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8943 CONSTRUCTOR_PRIORITY.
8944 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8945 (initpri1_LDFLAGS): New variable.
8946 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8948 2008-03-27 Ian Lance Taylor <iant@google.com>
8950 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8951 * testsuite/common_test_1.c: New file.
8952 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8953 (common_test_1_SOURCES): New variable.
8954 (common_test_1_DEPENDENCIES): New variable.
8955 (common_test_1_LDFLAGS): New variable.
8957 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8958 and commons_ correctly when NAME/VERSION does not override
8960 * testsuite/ver_test_6.c: New file.
8961 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8962 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8963 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8965 2008-03-26 Ian Lance Taylor <iant@google.com>
8967 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8968 of an undefined symbol from a version script.
8969 * testsuite/Makefile.am (ver_test_5.so): New target.
8970 (ver_test_5.o): New target.
8971 (check_SCRIPTS): Add ver_test_5.sh.
8972 (check_DATA): Add ver_test_5.syms.
8973 (ver_test_5.syms): New target.
8974 * testsuite/ver_test_5.cc: New file.
8975 * testsuite/ver_test_5.script: New file.
8976 * testsuite/ver_test_5.sh: New file.
8977 * Makefile.in, testsuite/Makefile.in: Rebuild.
8980 Fix problems building gold with gcc 4.3.0.
8981 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8982 (gold_error_at_location, gold_warning_at_location): Use it.
8983 * configure.ac: Check whether we can compile and use a template
8984 function with a printf attribute.
8985 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8986 when jumping over bytes.
8987 * object.cc: Instantiate Object::read_section_data.
8988 * debug.h: Include <cstring>
8989 * dwarf_reader.cc: Include <algorithm>
8990 * main.cc: Include <cstring>.
8991 * options.cc: Include <cstring>.
8992 * output.cc: Include <cstring>.
8993 * script.cc: Include <cstring>.
8994 * script.h: Include <string>.
8995 * symtab.cc: Include <cstring> and <algorithm>.
8996 * target-select.cc: Include <cstring>.
8997 * version.cc: Include <string>.
8998 * testsuite/testmain.cc: Include <cstdlib>.
8999 * configure, config.in: Rebuild.
9001 2008-03-25 Ian Lance Taylor <iant@google.com>
9003 * options.cc: Include "../bfd/bfdver.h".
9004 (options::help): Print bug reporting address.
9006 * version.cc (print_version): Adjust output for current value of
9011 * options.cc (options::help): Print list of supported targets.
9012 * target-select.h: Include <vector>.
9013 (class Target_selector): Make machine_, size_, and is_big_endian_
9014 fields const. Add bfd_name_ and instantiated_target_ fields.
9015 (Target_selector::Target_selector): Add bfd_name parameter.
9016 (Target_selector::recognize): Make non-virtual, call
9018 (Target_selector::recognize_by_name): Make non-virtual, call
9019 do_recognize_by_name.
9020 (Target_selector::supported_names): New function.
9021 (Target_selector::bfd_name): New function.
9022 (Target_selector::do_instantiate_target): New pure virtual
9024 (Target_selector::do_recognize): New virtual function.
9025 (Target_selector::do_recognize_by_name): New virtual function.
9026 (Target_selector::instantiate_target): New private function.
9027 (supported_target_names): Declare.
9028 * target-select.cc (Target_selector::Target_selector): Update for
9029 new parameter and fields.
9030 (select_target_by_name): Check that the name matches before
9031 calling recognize_by_name.
9032 (supported_target_names): New function.
9033 * i386.cc (class Target_selector_i386): Update Target_selector
9034 constructor call. Remove recognize and recognize_by_name. Add
9035 do_instantiate_target.
9036 * x86_64.cc (class Target_selector_x86_64): Likewise.
9037 * testsuite/testfile.cc (class Target_selector_test): Update for
9038 changes to Target_selector.
9040 * README: Rewrite, with some notes on unsupported features.
9042 2008-03-24 Cary Coutant <ccoutant@google.com>
9044 * i386.cc (Target_i386::Got_type): New enum declaration.
9045 (Target_i386::Scan::local): Updated callers of Output_data_got
9047 (Target_i386::Scan::global): Likewise.
9048 (Target_i386::Relocate::relocate): Likewise.
9049 (Target_i386::Relocate::relocate_tls): Likewise.
9050 * object.h (Got_offset_list): New class.
9051 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9052 (Sized_relobj::local_got_offset): Likewise.
9053 (Sized_relobj::set_local_got_offset): Likewise.
9054 (Sized_relobj::local_has_tls_got_offset): Removed.
9055 (Sized_relobj::local_tls_got_offset): Removed.
9056 (Sized_relobj::set_local_tls_got_offset): Removed.
9057 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9058 * output.cc (Output_data_got::add_global): Added got_type parameter.
9059 (Output_data_got::add_global_with_rel): Likewise.
9060 (Output_data_got::add_global_with_rela): Likewise.
9061 (Output_data_got::add_global_pair_with_rel): New function.
9062 (Output_data_got::add_global_pair_with_rela): New function.
9063 (Output_data_got::add_local): Added got_type parameter.
9064 (Output_data_got::add_local_with_rel): Likewise.
9065 (Output_data_got::add_local_with_rela): Likewise.
9066 (Output_data_got::add_local_pair_with_rel): New function.
9067 (Output_data_got::add_local_pair_with_rela): New function.
9068 (Output_data_got::add_global_tls): Removed.
9069 (Output_data_got::add_global_tls_with_rel): Removed.
9070 (Output_data_got::add_global_tls_with_rela): Removed.
9071 (Output_data_got::add_local_tls): Removed.
9072 (Output_data_got::add_local_tls_with_rel): Removed.
9073 (Output_data_got::add_local_tls_with_rela): Removed.
9074 * output.h (Output_data_got::add_global): Added got_type parameter.
9075 (Output_data_got::add_global_with_rel): Likewise.
9076 (Output_data_got::add_global_with_rela): Likewise.
9077 (Output_data_got::add_global_pair_with_rel): New function.
9078 (Output_data_got::add_global_pair_with_rela): New function.
9079 (Output_data_got::add_local): Added got_type parameter.
9080 (Output_data_got::add_local_with_rel): Likewise.
9081 (Output_data_got::add_local_with_rela): Likewise.
9082 (Output_data_got::add_local_pair_with_rel): New function.
9083 (Output_data_got::add_local_pair_with_rela): New function.
9084 (Output_data_got::add_global_tls): Removed.
9085 (Output_data_got::add_global_tls_with_rel): Removed.
9086 (Output_data_got::add_global_tls_with_rela): Removed.
9087 (Output_data_got::add_local_tls): Removed.
9088 (Output_data_got::add_local_tls_with_rel): Removed.
9089 (Output_data_got::add_local_tls_with_rela): Removed.
9090 * resolve.cc (Symbol::override_base_with_special): Removed
9091 reference to has_got_offset_ field.
9092 * symtab.cc (Symbol::init_fields): Replaced initialization
9093 of got_offset_ with got_offsets_. Removed initialization
9095 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9096 (Symbol::got_offset): Likewise.
9097 (Symbol::set_got_offset): Likewise.
9098 (Symbol::has_tls_got_offset): Removed.
9099 (Symbol::tls_got_offset): Removed.
9100 (Symbol::set_tls_got_offset): Removed.
9101 (Symbol::got_offset_): Removed.
9102 (Symbol::tls_mod_got_offset_): Removed.
9103 (Symbol::tls_pair_got_offset_): Removed.
9104 (Symbol::got_offsets_): New field.
9105 (Symbol::has_got_offset): Removed.
9106 (Symbol::has_tls_mod_got_offset): Removed.
9107 (Symbol::has_tls_pair_got_offset): Removed.
9108 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9109 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9111 (Target_x86_64::Scan::global): Likewise.
9112 (Target_x86_64::Relocate::relocate): Likewise.
9113 (Target_x86_64::Relocate::relocate_tls): Likewise.
9115 2008-03-25 Ben Elliston <bje@au.ibm.com>
9117 * yyscript.y: Fix spelling error in comment.
9119 2008-03-24 Ian Lance Taylor <iant@google.com>
9121 * options.h (class General_options): Define build_id option.
9122 * layout.h (class Layout): Declare write_build_id, create_note,
9123 create_build_id. Add build_id_note_ member.
9124 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9125 "libiberty.h", "md5.h", "sha1.h".
9126 (Layout::Layout): Initialize eh_frame_data_,
9127 eh_frame_hdr_section_, and build_id_note_.
9128 (Layout::finalize): Call create_build_id.
9129 (Layout::create_note): New function, broken out of
9130 Layout::create_gold_note.
9131 (Layout::create_gold_note): Call create_note.
9132 (Layout::create_build_id): New function.
9133 (Layout::write_build_id): New function.
9134 (Close_task_runner::run): Call write_build_id.
9136 * x86_64.cc: Correct license to GPLv3.
9138 2008-03-23 Ian Lance Taylor <iant@google.com>
9140 * options.cc: Include "demangle.h".
9141 (parse_optional_string): New function.
9142 (parse_long_option): Handle takes_optional_argument.
9143 (parse_short_option): Update dash_z initializer. Handle
9144 takes_optional_argument.
9145 (General_options::General_options): Initialize do_demangle_.
9146 (General_options::finalize): Set do_demangle_. Handle demangling
9148 * options.h (parse_optional_string): Declare.
9149 (struct One_option): Add optional_arg field. Update constructor.
9150 Update call constructor calls. Add takes_optional_argument
9152 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9153 (DEFINE_optional_string): Define.
9154 (General_options::demangle): Change from DEFINE_bool to
9155 DEFINE_optional_string.
9156 (General_options::no_demangle): New function.
9157 (General_options::do_demangle): New function.
9158 (General_options::set_do_demangle): New function.
9159 (General_options::execstack_status_): Move definition to end of
9161 (General_options::static_): Likewise.
9162 (General_options::do_demangle_): New field.
9163 * object.cc (big_endian>::get_symbol_location_info): Call
9164 Options::do_demangle, not Options::demangle.
9165 * symtab.cc (demangle): Likewise.
9167 2008-03-22 Ian Lance Taylor <iant@google.com>
9169 * gold.h: Include <cstddef> and <sys/types.h>
9170 * options.h: Include <cstring>.
9172 2008-03-21 Ian Lance Taylor <iant@google.com>
9174 * Added source code to GNU binutils.