1 2010-09-30 Doug Kwan <dougkwan@google.com>
3 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
5 2010-09-28 Sriraman Tallam <tmsriram@google.com>
7 * target.h (Target::can_icf_inline_merge_sections): New virtual
9 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
11 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
13 * icf.cc (get_section_contents): Inline merge sections only when
16 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18 * configure: Regenerate.
20 2010-09-17 Ian Lance Taylor <iant@google.com>
22 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
23 * testsuite/Makefile.am (memory_test.o): New target.
24 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
26 * testsuite/Makefile.in: Rebuild.
28 2010-09-17 Doug Kwan <dougkwan@google.com>
30 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
31 defintion if relocation uses GOT entries of the symbol.
32 * testsuite/icf_safe_test.sh: Fix test.
33 * testsuite/icf_safe_so_test.sh: Fix test.
35 2010-09-16 Cary Coutant <ccoutant@google.com>
37 * script_sections.cc (class Memory_region): Remove "NULL" from
38 vector initializations.
40 2010-09-15 Cary Coutant <ccoutant@google.com>
42 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
43 Resolve forwarding symbols.
45 2010-09-15 Doug Kwan <dougkwan@google.com>
47 * gold/testsuite/script_test_3.t: Add ARM special sections.
48 * gold/testsuite/script_test_4.t: Same.
49 * gold/testsuite/script_test_5.t: Same.
50 * gold/testsuite/script_test_6.t: Same.
51 * gold/testsuite/script_test_7.t: Same.
52 * gold/testsuite/script_test_7.t: Same.
53 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
55 2010-09-14 Cary Coutant <ccoutant@google.com>
57 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
58 (Target_x86_64::Relocate::relocate_tls): Replace check for
59 saw_tls_block_reloc_ with test for executable section.
61 2010-09-12 Cary Coutant <ccoutant@google.com>
63 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
64 position-independent executables to shared libraries need dynamic
66 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
67 position-independent executables.
68 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
69 * testsuite/Makefile.in: Regenerate.
71 2010-09-10 Nick Clifton <nickc@redhat.com>
74 * testsuite/memory_test.t: Discard any sections that are not
77 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
80 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
81 "This::" to work around a bug in gcc 4.2.
83 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
85 2010-09-09 Rafael Espindola <espindola@google.com>
87 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
88 sections with different PF_X flags in the same segment.
89 (Layout::find_first_load_seg): Search all segments to find the first
91 * options.h (rosegment): New.
93 2010-09-08 Rafael Espindola <espindola@google.com>
95 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
97 2010-09-08 Doug Kwan <dougkwan@google.com>
99 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
100 (Arm_relobj::do_relocate_sections): Add new parameter for output
101 file to match the parent.
102 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
103 of local symbols instead of input values. Update code to track
104 changes in gold::relocate_section.
105 * object.cc (Sized_relobj::compute_final_local_value): New methods.
106 (Sized_relobj::compute_final_local_value_internal): New methods.
107 (Sized_relobj::do_finalize_local_symbols): Move code from loop
108 body into private version of Sized_relobj::compute_final_local_value.
109 Call the inline method.
110 * object.h (Symbol_value::Symbol_value): Define destructor. Free
111 merged symbol value if there is one.
112 (Symbol_value::has_output_value): New method defintiion.
113 (Sized_relobj::Compute_final_local_value_status): New enum type.
114 (Sized_relobj::compute_final_local_value): New methods.
115 (Sized_relobj::compute_final_local_value_internal): New methods.
116 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
117 and arm_cortex_a8.sh.
118 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
119 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
121 * Makefile.in: Regenerate.
122 * testsuite/arm_bl_out_of_range.s: Update test.
123 * testsuite/thumb_bl_out_of_range.s: Ditto.
124 * testsuite/thumb_blx_out_of_range.s: Ditto.
125 * testsuite/arm_branch_out_of_range.sh: New file.
126 * testsuite/arm_cortex_a8.sh: Ditto.
127 * testsuite/arm_cortex_a8_b.s: Ditto.
128 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
129 * testsuite/arm_cortex_a8_b_local.s: Ditto.
130 * testsuite/arm_cortex_a8_bl.s: Ditto.
131 * testsuite/arm_cortex_a8_blx.s: Ditto.
132 * testsuite/arm_cortex_a8_local.s: Ditto.
133 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
134 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
136 2010-09-08 Rafael Espindola <espindola@google.com>
138 * Makefile.am (memory_test.stdout): Run readelf with -W.
139 * Makefile.in: Regenerate.
140 * testsuite/memory_test.sh: Make the regexps accept both 32 and
143 2010-09-08 Rafael Espindola <espindola@google.com>
145 * script-sections.cc (Script_sections::add_memory_region): Convert
146 field precision to int.
147 * script.cc (script_set_section_region, script_set_section_region):
148 Convert field precision to int.
150 2010-09-08 Rafael Espindola <espindola@google.com>
152 * arm.cc (do_finalize_sections): Create the __exidx_start and
153 __exdix_end symbols even when the section is missing.
155 2010-09-08 Nick Clifton <nickc@redhat.com>
157 * README: Remove claim that MEMORY is not supported.
158 * expression.cc (script_exp_function_origin)
159 (script_exp_function_length): Move from here to ...
160 * script.cc: ... here.
161 (script_set_section_region, script_add_memory)
162 (script_parse_memory_attr, script_include_directive): New
165 (class Memory_region): New class.
166 (class Output_section_definition): Add set_memory_region,
167 set_section_vma, set_section_lma and get_section_name methods.
168 (class Script_Sections): Add add_memory_region,
169 find_memory_region, find_memory_region_origin,
170 find_memory_region_length and set_memory_region methods.
171 Have set_section_addresses method walk the list of set memory
173 Extend the print methos to display memory regions.
174 * script-sections.h: Add prototypes for new methods.
175 Add enum for MEMORY region attributes.
176 * yyscript.y: Add support for parsing MEMORY regions.
177 * script-c.h: Add prototypes for new functions.
178 * testsuite/Makefile.am: Add test of MEMORY region functionality.
179 * testsuite/Makefile.in: Regenerate.
180 * testsuite/memory_test.sh: New script.
181 * testsuite/memory_test.s: New assembler source file.
182 * testsuite/memory_test.t: New linker script.
184 2010-08-27 Doug Kwan <dougkwan@google.com>
186 * gold/resolve.cc (Symbol_table::should_override): Let a weak
187 reference override an existing dynamic weak reference.
188 * testsuite/Makefile.am: Add new test dyn_weak_ref.
189 * testsuite/Makefile.in: Regenerate.
190 * testsuite/dyn_weak_ref.sh: New file.
191 * testsuite/dyn_weak_ref_1.c: Ditto.
192 * testsuite/dyn_weak_ref_2.c: Ditto.
194 2010-08-27 Ian Lance Taylor <iant@google.com>
196 * incremental.h (class Incremental_input_entry): Add virtual
199 2010-08-27 Ian Lance Taylor <iant@google.com>
201 * testsuite/start_lib_test_3.c: Mark t3 as used.
203 2010-08-27 Nick Clifton <nickc@redhat.com>
205 * options.cc (version_script): Fix small typo in previous
208 2010-08-25 Nick Clifton <nickc@redhat.com>
210 * archive.cc: Formatting fixes: Remove whitespace between
211 typename and following asterisk. Remove whitespace between
212 function name and opening parenthesis.
213 * archive.h: Likewise.
215 * attributes.cc: Likewise.
216 * attributes.h: Likewise.
217 * common.cc: Likewise.
218 * copy-relocs.cc: Likewise.
219 * dirsearch.h: Likewise.
220 * dynobj.cc: Likewise.
221 * ehframe.cc: Likewise.
222 * ehframe.h: Likewise.
223 * expression.cc: Likewise.
224 * fileread.cc: Likewise.
225 * fileread.h: Likewise.
227 * gold-threads.cc: Likewise.
231 * incremental-dump.cc: Likewise.
232 * incremental.cc: Likewise.
233 * layout.cc: Likewise.
234 * layout.h: Likewise.
236 * merge.cc: Likewise.
238 * object.cc: Likewise.
239 * object.h: Likewise.
240 * options.cc: Likewise.
241 * options.h: Likewise.
242 * output.cc: Likewise.
243 * output.h: Likewise.
244 * plugin.cc: Likewise.
245 * plugin.h: Likewise.
246 * powerpc.cc: Likewise.
247 * reloc.cc: Likewise.
248 * script-c.h: Likewise.
249 * script-sections.cc: Likewise.
250 * script.cc: Likewise.
251 * stringpool.cc: Likewise.
252 * symtab.cc: Likewise.
253 * symtab.h: Likewise.
254 * target.cc: Likewise.
255 * timer.cc: Likewise.
257 * version.cc: Likewise.
258 * x86_64.cc: Likewise.
260 2010-08-24 Nick Clifton <nickc@redhat.com>
263 * layout.cc (segment_precedes): Sort segments by their physical
264 addresses, if they have been set.
266 2010-08-23 Cary Coutant <ccoutant@google.com>
268 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
270 (Lib_group::include_member): Unlock object after deleting its
272 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
275 2010-08-19 Neil Vachharajani <nvachhar@google.com>
276 Cary Coutant <ccoutant@google.com>
278 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
279 constructor, and set_blocker.
280 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
282 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
283 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
284 * testsuite/Makefile.am (start_lib_test): New test case.
285 * testsuite/Makefile.in: Regenerate.
286 * testsuite/start_lib_test_main.c: New file.
287 * testsuite/start_lib_test_1.c: New file.
288 * testsuite/start_lib_test_2.c: New file.
289 * testsuite/start_lib_test_3.c: New file.
291 2010-08-19 Ian Lance Taylor <iant@google.com>
293 * Makefile.in: Rebuild with automake 1.11.1.
294 * aclocal.m4: Likewise.
295 * testsuite/Makefile.in: Likewise.
297 2010-08-19 Ian Lance Taylor <iant@google.com>
300 * i386.cc (class Output_data_plt_i386): Update declarations.
301 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
302 local_ifuncs_ fields.
303 (Target_i386::do_plt_section_for_global): New function.
304 (Target_i386::do_plt_section_for_local): New function.
305 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
306 parameter; change all callers. Initialize global_ifuncs_ and
307 local_ifuncs_. If doing a static link define __rel_iplt_start and
309 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
310 (Output_data_plt_i386::add_local_ifunc_entry): New function.
311 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
313 (Target_i386::make_plt_section): New function, broken out of
314 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
315 (Target_i386::make_plt_entry): Call make_plt_section.
316 (Target_i386::make_local_ifunc_plt_entry): New function.
317 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
318 (Target_i386::Scan::local): Handle IFUNC symbols. Add
319 R_386_IRELATIVE to switch.
320 (Target_i386::Scan::global): Likewise.
321 (Target_i386::Relocate::relocate): Likewise.
322 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
324 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
325 (Target_x86_64::do_plt_section_for_global): New function.
326 (Target_x86_64::do_plt_section_for_local): New function.
327 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
328 parameter; change all callers. If doing a static link define
329 __rela_iplt_start and __rela_iplt_end.
330 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
331 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
332 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
334 (Target_x86_64::make_local_ifunc_plt_entry): New function.
335 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
337 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
338 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
339 R_X86_64_IRELATIVE to switch.
340 (Target_x86_64::Scan::global): Likewise.
341 (Target_x86_64::Relocate::relocate): Likewise.
342 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
344 * target.h (class Target): Add plt_section_for_global and
345 plt_section_for_local functions. Add do_plt_section_for_global
346 and do_plt_section_for_local virtual functions.
347 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
349 (Symbol::use_plt_offset): Handle IFUNC symbol.
350 * object.cc (Sized_relobj::Sized_relobj): Initialize
352 (Sized_relobj::local_has_plt_offset): New function.
353 (Sized_relobj::local_plt_offset): New function.
354 (Sized_relobj::set_local_plt_offset): New function.
355 (Sized_relobj::do_count): Handle IFUNC symbol.
356 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
357 a bit away from input_shndx_ field. Add set_is_func_symbol and
358 is_ifunc_symbol functions.
359 (class Sized_relobj): Update declarations. Remove Tls_got_entry
360 and Local_tls_got_offsets. Define Local_plt_offsets. Add
361 local_plt_offsets_ field.
362 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
363 * output.h (class Output_section_data): Add non-const
364 output_section function.
365 (class Output_data_got): Update declarations.
366 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
367 Add use_plt_offset parameter to global and local constructors.
368 Change all callers. Change local_sym_index_ field to 31 bits.
369 Change GSYM_CODE and CONSTANT_CODE accordingly.
370 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
371 doing a static link don't set sh_link field.
372 (Output_data_got::Got_entry::write): Use PLT offset if
374 (Output_data_got::add_global_plt): New function.
375 (Output_data_got::add_local_plt): New function.
376 * target-reloc.h (relocate_section): Handle IFUNC symbol.
377 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
378 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
379 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
380 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
382 * testsuite/ifunc-sel.h: New file.
383 * testsuite/ifuncmain1.c: New file.
384 * testsuite/ifuncmain1vis.c: New file.
385 * testsuite/ifuncmod1.c: New file.
386 * testsuite/ifuncdep2.c: New file.
387 * testsuite/ifuncmain2.c: New file.
388 * testsuite/ifuncmain3.c: New file.
389 * testsuite/ifuncmod3.c: New file.
390 * testsuite/ifuncmain4.c: New file.
391 * testsuite/ifuncmain5.c: New file.
392 * testsuite/ifuncmod5.c: New file.
393 * testsuite/ifuncmain6pie.c: New file.
394 * testsuite/ifuncmod6.c: New file.
395 * testsuite/ifuncmain7.c: New file.
396 * configure, testsuite/Makefile.in: Rebuild.
398 2010-08-18 Ian Lance Taylor <iant@google.com>
401 (Output_section_incremental_inputs::write_input_files): Add cast
402 to avoid signed/unsigned comparison warning.
403 (Output_section_incremental_inputs::write_info_blocks): Likewise.
405 2010-08-12 Cary Coutant <ccoutant@google.com>
407 * common.cc (Sort_commons::operator()): Remove unnecessary code.
409 2010-08-13 Ian Lance Taylor <iant@google.com>
411 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
413 2010-08-12 Cary Coutant <ccoutant@google.com>
414 Doug Kwan <dougkwan@google.com>
416 * resolve.cc (Symbol_table::should_override): When a weak dynamic
417 defintion overrides non-weak undef, remember that the original undef
419 * symtab.cc (Symbol_table::sized_write_global): For undef without
420 an original weak binding, set binding to global in output.
421 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
422 * testsuite/Makefile.in: Regenerate.
423 * testsuite/strong_ref_weak_def.sh: New file.
424 * testsuite/strong_ref_weak_def_1.c: Ditto.
425 * testsuite/strong_ref_weak_def_2.c: Ditto.
427 2010-08-12 Cary Coutant <ccoutant@google.com>
429 * testsuite/incremental_test.sh: Rewrite.
430 * testsuite/incremental_test_1.c: Rewrite.
431 * testsuite/incremental_test_2.c: Rewrite.
433 2010-08-12 Cary Coutant <ccoutant@google.com>
435 * arm.cc (Target_arm::got_size): Add const.
436 (Target_arm::got_entry_count): New function.
437 (Target_arm::plt_entry_count): New function.
438 (Target_arm::first_plt_entry_offset): New function.
439 (Target_arm::plt_entry_size): New function.
440 (Output_data_plt_arm::entry_count): New function.
441 (Output_data_plt_arm::first_plt_entry_offset): New function.
442 (Output_data_plt_arm::get_plt_entry_size): New function.
443 * i386.cc (Target_i386::got_size): Add const.
444 (Target_i386::got_entry_count): New function.
445 (Target_i386::plt_entry_count): New function.
446 (Target_i386::first_plt_entry_offset): New function.
447 (Target_i386::plt_entry_size): New function.
448 (Output_data_plt_i386::entry_count): New function.
449 (Output_data_plt_i386::first_plt_entry_offset): New function.
450 (Output_data_plt_i386::get_plt_entry_size): New function.
451 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
452 find_incremental_inputs_sections. Dump incremental_got_plt section.
453 * incremental.cc: Include target.h.
454 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
455 parameter. Adjust all callers. Find incremental_got_plt section.
456 (Incremental_inputs::create_data_sections): Create incremental_got_plt
458 (Output_section_incremental_inputs::set_final_data_size): Calculate
459 size of incremental_got_plt section.
460 (Output_section_incremental_inputs::do_write): Write the
461 incremental_got_plt section.
462 (Got_plt_view_info): New struct.
463 (Local_got_offset_visitor): New class.
464 (Global_got_offset_visitor): New class.
465 (Global_symbol_visitor_got_plt): New class.
466 (Output_section_incremental_inputs::write_got_plt): New function.
467 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
468 Add parameter. Adjust all callers.
469 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
470 (Incremental_inputs::got_plt_section): New function.
471 (Incremental_inputs::got_plt_section_): New data member.
472 (Incremental_got_plt_reader): New class.
473 * layout.cc (Layout::create_incremental_info_sections): Add the
474 incremental_got_plt section.
475 * object.h (Got_offset_list::get_list): New function.
476 (Got offset_list::for_all_got_offsets): New function.
477 (Sized_relobj::local_got_offset_list): New function.
478 * powerpc.cc (Target_powerpc::got_size): Add const.
479 (Target_powerpc::got_entry_count): New function.
480 (Target_powerpc::plt_entry_count): New function.
481 (Target_powerpc::first_plt_entry_offset): New function.
482 (Target_powerpc::plt_entry_size): New function.
483 (Output_data_plt_powerpc::entry_count): New function.
484 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
485 (Output_data_plt_powerpc::get_plt_entry_size): New function.
486 * sparc.cc (Target_sparc::got_size): Add const.
487 (Target_sparc::got_entry_count): New function.
488 (Target_sparc::plt_entry_count): New function.
489 (Target_sparc::first_plt_entry_offset): New function.
490 (Target_sparc::plt_entry_size): New function.
491 (Output_data_plt_sparc::entry_count): New function.
492 (Output_data_plt_sparc::first_plt_entry_offset): New function.
493 (Output_data_plt_sparc::get_plt_entry_size): New function.
494 * symtab.h (Symbol::got_offset_list): New function.
495 (Symbol_table::for_all_symbols): New function.
496 * target.h (Sized_target::got_entry_count): New function.
497 (Sized_target::plt_entry_count): New function.
498 (Sized_target::plt_entry_size): New function.
499 * x86_64.cc (Target_x86_64::got_size): Add const.
500 (Target_x86_64::got_entry_count): New function.
501 (Target_x86_64::plt_entry_count): New function.
502 (Target_x86_64::first_plt_entry_offset): New function.
503 (Target_x86_64::plt_entry_size): New function.
504 (Output_data_plt_x86_64::entry_count): New function.
505 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
506 (Output_data_plt_x86_64::get_plt_entry_size): New function.
508 2010-08-12 Cary Coutant <ccoutant@google.com>
510 * archive.cc: Include incremental.h.
511 (Archive::Archive): Initialize incremental_info_.
512 (Archive::include_member): Record archive members in incremental info.
513 (Add_archive_symbols::run): Record begin and end of an archive in
515 (Lib_group::include_member): Record objects in incremental info.
516 * archive.h (Incremental_archive_entry): Forward declaration.
517 (Archive::set_incremental_info): New member function.
518 (Archive::incremental_info): New member function.
519 (Archive::Unused_symbol_iterator): New class.
520 (Archive::unused_symbols_begin): New member function.
521 (Archive::unused_symbols_end): New member function.
522 (Archive::incremental_info_): New data member.
523 * incremental-dump.cc (find_input_containing_global): New function.
524 (dump_incremental_inputs): Dump new incremental info sections.
525 * incremental.cc: Include symtab.h.
526 (Output_section_incremental_inputs): New class.
527 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
528 new incremental info sections.
529 (Sized_incremental_binary::do_check_inputs): Likewise.
530 (Incremental_inputs::report_archive): Remove.
531 (Incremental_inputs::report_archive_begin): New function.
532 (Incremental_inputs::report_archive_end): New function.
533 (Incremental_inputs::report_object): New function.
534 (Incremental_inputs::finalize_inputs): Remove.
535 (Incremental_inputs::report_input_section): New function.
536 (Incremental_inputs::report_script): Rewrite.
537 (Incremental_inputs::finalize): Do nothing but finalize string table.
538 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
539 (Incremental_inputs::sized_create_inputs_section_data): Remove.
540 (Incremental_inputs::create_data_sections): New function.
541 (Incremental_inputs::relocs_entsize): New function.
542 (Output_section_incremental_inputs::set_final_data_size): New function.
543 (Output_section_incremental_inputs::do_write): New function.
544 (Output_section_incremental_inputs::write_header): New function.
545 (Output_section_incremental_inputs::write_input_files): New function.
546 (Output_section_incremental_inputs::write_info_blocks): New function.
547 (Output_section_incremental_inputs::write_symtab): New function.
548 * incremental.h (Incremental_script_entry): Forward declaration.
549 (Incremental_object_entry): Forward declaration.
550 (Incremental_archive_entry): Forward declaration.
551 (Incremental_inputs): Forward declaration.
552 (Incremental_inputs_header_data): Remove.
553 (Incremental_inputs_header): Remove.
554 (Incremental_inputs_header_write): Remove.
555 (Incremental_inputs_entry_data): Remove.
556 (Incremental_inputs_entry): Remove.
557 (Incremental_inputs_entry_write): Remove.
558 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
559 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
560 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
561 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
563 (Incremental_input_entry): New class.
564 (Incremental_script_entry): New class.
565 (Incremental_object_entry): New class.
566 (Incremental_archive_entry): New class.
567 (Incremental_inputs::Incremental_inputs): Initialize new data members.
568 (Incremental_inputs::report_inputs): Remove.
569 (Incremental_inputs::report_archive): Remove.
570 (Incremental_inputs::report_archive_begin): New function.
571 (Incremental_inputs::report_archive_end): New function.
572 (Incremental_inputs::report_object): Change prototype.
573 (Incremental_inputs::report_input_section): New function.
574 (Incremental_inputs::report_script): Change prototype.
575 (Incremental_inputs::get_reloc_count): New function.
576 (Incremental_inputs::set_reloc_count): New function.
577 (Incremental_inputs::create_data_sections): New function.
578 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
579 (Incremental_inputs::inputs_section): New function.
580 (Incremental_inputs::symtab_section): New function.
581 (Incremental_inputs::relocs_section): New function.
582 (Incremental_inputs::get_stringpool): Add const.
583 (Incremental_inputs::command_line): Add const.
584 (Incremental_inputs::inputs): Remove.
585 (Incremental_inputs::command_line_key): New function.
586 (Incremental_inputs::input_file_count): New function.
587 (Incremental_inputs::input_files): New function.
588 (Incremental_inputs::relocs_entsize): New function.
589 (Incremental_inputs::sized_create_inputs_section_data): Remove.
590 (Incremental_inputs::finalize_inputs): Remove.
591 (Incremental_inputs::Input_info): Remove.
592 (Incremental_inputs::lock_): Remove.
593 (Incremental_inputs::inputs_): Change type.
594 (Incremental_inputs::inputs_map_): Remove.
595 (Incremental_inputs::current_object_entry_): New data member.
596 (Incremental_inputs::inputs_section_): New data member.
597 (Incremental_inputs::symtab_section_): New data member.
598 (Incremental_inputs::relocs_section_): New data member.
599 (Incremental_inputs::reloc_count_): New data member.
600 (Incremental_inputs_reader): New class.
601 (Incremental_symtab_reader): New class.
602 (Incremental_relocs_reader): New class.
603 * layout.cc (Layout::finalize): Move finalization of incremental info
604 and creation of incremental info sections to follow finalization of
605 symbol table. Set offsets for postprocessing sections.
606 (Layout::create_incremental_info_sections): Call
607 Incremental_inputs::create_data_sections. Add incremental symtab
608 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
609 sections to layout after input sections.
610 * layout.h (struct Timespec): Forward declaration.
611 (Layout::incremental_inputs): Add const.
612 (Layout::create_incremental_info_sections): Add parameter.
613 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
614 * object.cc: Include incremental.h.
615 (Relobj::finalize_incremental_relocs): New function.
616 (Sized_relobj::do_layout): Record input sections in incremental info.
617 * object.h (Object::output_section): New function.
618 (Object::output_section_offset): Moved from Relobj.
619 (Object::get_incremental_reloc_base): New function.
620 (Object::get_incremental_reloc_count): New function.
621 (Object::do_output_section): New function.
622 (Object::do_output_section_offset): Moved from Relobj.
623 (Object::do_get_incremental_reloc_base): New function.
624 (Object::do_get_incremental_reloc_count): New function.
625 (Object::Object): Initialize new data members.
626 (Relobj::output_section): Renamed do_output_section and moved to
628 (Relobj::output_section_offset): Moved to Object.
629 (Relobj::do_get_incremental_reloc_base): New function.
630 (Relobj::do_get_incremental_reloc_count): New function.
631 (Relobj::allocate_incremental_reloc_counts): New function.
632 (Relobj::count_incremental_reloc): New function.
633 (Relobj::finalize_incremental_relocs): New function.
634 (Relobj::next_incremental_reloc_index): New function.
635 (Relobj::reloc_counts_): New data member.
636 (Relobj::reloc_bases_): New data member.
637 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
638 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
639 (Sized_relobj::incremental_relocs_scan): New function.
640 (Sized_relobj::incremental_relocs_scan_reltype): New function.
641 (Sized_relobj::incremental_relocs_write): New function.
642 (Sized_relobj::incremental_relocs_write_reltype): New function.
643 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
645 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
646 archives and object files elsewhere.
647 (Add_symbols::run): Report object files here.
648 (Finish_group::run): Report end of archive at end of group.
649 * reloc.cc: Include layout.h, incremental.h.
650 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
651 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
652 (Sized_relobj::incremental_relocs_scan): New function.
653 (Sized_relobj::incremental_relocs_scan_reltype): New function.
654 (Sized_relobj::do_relocate_sections): Write incremental relocations.
655 (Sized_relobj::incremental_relocs_write): New function.
656 (Sized_relobj::incremental_relocs_write_reltype): New function.
657 * script.cc (read_input_script): Rewrite test for incremental link.
658 Change call to Incremental_inputs::report_script.
659 * symtab.h (Symbol_table::first_global_index): New function.
660 (Symbol_table::output_count): New function.
662 2010-08-12 Doug Kwan <dougkwan@google.com>
664 * arm.cc (Target_arm::merge_object_attributes): Check command line
665 options --no-wchar-size-warning and --no-enum-size-warning.
666 * options.h (General_options): Add ld-compatible options
667 --no-enum-size-warning and --no-wchar-size-warning.
669 2010-08-04 Ian Lance Taylor <iant@google.com>
671 * x86_64.cc (Target_x86_64::Scan::local): Use
672 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
673 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
674 (Target_x86_64::Scan::global): Likewise.
675 (Target_x86_64::Relocate::relocate): Likewise.
676 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
679 2010-08-03 Cary Coutant <ccoutant@google.com>
681 * merge.cc (Output_merge_string::do_add_input_section): Count strings
682 to reserve space in merged_strings vector. Keep total input size
684 (Output_merge_string::do_print_merge_stats): Print total input size.
685 * merge.h (Output_merge_string): Add input_size_ field.
686 * stringpool.cc (Stringpool_template::string_length): Move
687 implementations out of Stringpool_template class and place in
689 * stringpool.h (string_length): Move out of Stringpool_template.
691 2010-08-03 Ian Lance Taylor <iant@google.com>
694 * layout.cc (relaxation_loop_body): If address of load segment is
695 set, adjust address to include headers if possible.
697 2010-08-03 Ian Lance Taylor <iant@google.com>
699 * version.cc (version_string): Bump to 1.10.
701 2010-08-03 Ian Lance Taylor <iant@google.com>
704 * layout.h (enum Output_section_order): Define.
705 (class Layout): Update declarations.
706 * layout.cc (Layout::get_output_section): Add order parameter.
707 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
708 is_first_non_relro parameters. Change all callers.
709 (Layout::choose_output_section): Likewise.
710 (Layout::add_output_section_data): Likewise.
711 (Layout::make_output_section): Likewise. Set order.
712 (Layout::default_section_order): New function.
713 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
714 * output.cc (Output_section::Output_section): Initialize order_.
715 Don't initialize deleted fields.
716 (Output_segment::Output_segment): Don't initialize deleted
718 (Output_segment::add_output_section_to_load): New function
719 replacing add_output_section. Change all callers to call this or
720 add_output_section_to_nonload.
721 (Output_segment::add_output_section_to_nonload): New function.
722 (Output_segment::remove_output_section): Rewrite.
723 (Output_segment::add_initial_output_data): Likewise.
724 (Output_segment::has_any_data_sections): Likewise.
725 (Output_segment::is_first_section_relro): Likewise.
726 (Output_segment::maximum_alignment): Likewise.
727 (Output_segment::has_dynamic_reloc): New function replacing
728 dynamic_reloc_count. Change all callers.
729 (Output_segment::has_dynamic_reloc_list): New function replacing
730 dynamic_reloc_count_list. Change all callers.
731 (Output_segment::set_section_addresses): Rewrite.
732 (Output_segment::set_offset): Rewrite.
733 (Output_segment::find_first_and_last_list): Remove.
734 (Output_segment::set_tls_offsets): Rewrite.
735 (Output_segment::first_section_load_address): Likewise.
736 (Output_segment::output_section_count): Likewise.
737 (Output_segment::section_with_lowest_load_address): Likewise.
738 (Output_segment::write_section_headers): Likewise.
739 (Output_segment::print_sections_to_map): Likewise.
740 * output.h (class Output_data): Remove dynamic_reloc_count_
741 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
742 (Output_data::add_dynamic_reloc): Rewrite.
743 (Output_data::has_dynamic_reloc): New function.
744 (Output_data::dynamic_reloc_count): Remove.
745 (class Output_section): Add order_ field. Remvoe is_relro_local_,
746 is_last_relro_, is_first_non_relro_, is_interp_,
747 is_dynamic_linker_section_ fields. Add order and set_order
748 functions. Remove is_relro_local, set_is_relro_local,
749 is_last_relro, set_is_last_relro, is_first_non_relro,
750 set_is_first_non_relro functions, is_interp, set_is_interp,
751 is_dynamic_linker_section, and set_is_dynamic_linker_section
753 (class Output_segment): Change Output_data_list from std::list to
754 std:;vector. Add output_lists_ field. Remove output_data_ and
755 output_bss_ fields. Update declarations.
757 2010-08-02 Ian Lance Taylor <iant@google.com>
759 * arm.cc (Target_arm::gc_process_relocs): Use typename.
760 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
761 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
763 2010-08-02 Ian Lance Taylor <iant@google.com>
766 * script.cc (Script_options::Script_options): Initialize
767 symbol_definitions_ and symbol_references_.
768 (Script_options::add_symbol_assignment): Update
769 symbol_definitions_ and symbol_references_.
770 (Script_options::add_symbol_reference): New function.
771 (script_symbol): New function.
772 * script.h (class Script_options): Add symbol_definitions_ and
773 symbol_references_ fields.
774 (Script_options::referenced_const_iterator): New type.
775 (Script_options::referenced_begin): New function.
776 (Script_options::referenced_end): New function.
777 (Script_options::is_referenced): New function.
778 (Script_options::any_unreferenced): New function.
779 * script-c.h (script_symbol): Declare.
780 * yyscript.y (exp): Call script_symbol.
781 * symtab.cc: Include "script.h".
782 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
783 Change all callers. Check symbols referenced by scripts.
784 (Symbol_table::add_undefined_symbols_from_command_line): Add
785 layout parameter. Change all callers.
786 (Symbol_table::do_add_undefined_symbols_from_command_line):
787 Likewise. Break out loop body. Check symbols referenced by
789 (Symbol_table::add_undefined_symbol_from_command_line): New
790 function broken out of
791 do_add_undefined_symbols_from_command_line.
792 * symtab.h (class Symbol_table): Update declarations.
793 * archive.cc: Include "layout.h".
794 (Archive::should_include_member): Add layout parameter. Change
795 all callers. Check for symbol mentioned in expression.
796 * archive.h (class Archive): Update declaration.
797 * object.cc (Sized_relobj::do_should_include_member): Add layout
799 * object.h (Object::should_include_member): Add layout parameter.
801 (Object::do_should_include_member): Add layout parameter.
802 (class Sized_relobj): Update declaration.
803 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
805 * dynobj.h (class Sized_dynobj): Update declaration.
806 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
808 * plugin.h (class Sized_pluginobj): Update declaration.
810 2010-08-02 Ian Lance Taylor <iant@google.com>
813 * output.cc (Output_segment::set_offset): Search for the first and
814 last sections rather than assuming that the list is in order.
815 (Output_segment::find_first_and_last_list): New function.
816 * output.h (class Output_segment): Update declarations.
817 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
818 (relro_strip_test_SOURCES): New variable.
819 (relro_strip_test_DEPENDENCIES): New variable.
820 (relro_strip_test_LDFLAGS): New variable.
821 (relro_strip_test_LDADD): New variable.
822 (relro_strip_test.so): New target.
824 2010-08-02 Ian Lance Taylor <iant@google.com>
826 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
827 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
828 (Target_i386::got_tlsdesc_section): New function.
829 (Target_i386::got_section): Create space for GOT entries for
831 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
833 (Target_i386::Scan::global): Likewise.
834 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
836 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
837 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
838 (Target_x86_64::got_tlsdesc_section): New function.
839 (Target_x86_64::got_section): Create space for GOT entries for
841 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
843 (Target_x86_64::Scan::global): Likewise.
844 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
847 2010-08-02 Ian Lance Taylor <iant@google.com>
849 * testsuite/final_layout.sh: Use dc to convert from hex to
852 2010-07-29 Sriraman Tallam <tmsriram@google.com>
854 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
855 paramter to the call to gold::gc_process_relocs.
856 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
857 paramter to the call to gold::gc_process_relocs.
858 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
859 parameter to the call to gold::gc_process_relocs.
860 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
861 template parameter to the call to gold::gc_process_relocs.
862 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
863 paramter to the call to gold::gc_process_relocs.
864 * gc.h (get_embedded_addend_size): New function.
865 (gc_process_relocs): Save the size of the reloc for use by ICF.
866 * icf.cc (get_section_contents): Get the addend from the text section
867 for SHT_REL relocation sections.
868 * icf.h (Icf::Reloc_addend_size_info): New typedef.
869 (Icf::Reloc_info): Add new member reloc_addend_size_info.
870 * int_encoding.h (read_from_pointer): New overloaded function.
871 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
872 * testsuite/icf_sht_rel_addend_test.sh: New file.
873 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
874 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
876 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
878 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
879 * Makefile.in: Regenerate.
880 * testsuite/Makefile.in: Regenerate.
882 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
884 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
885 * gold/testsuite/debug_msg.cc: Likewise.
886 * gold/testsuite/odr_violation1.cc
887 * gold/testsuite/odr_violation2.cc
889 2010-07-21 Cary Coutant <ccoutant@google.com>
891 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
892 string, and length fields.
893 (Output_merge_string::Merged_strings_list): New type.
894 (Output_merge_string::Merged_strings_lists): New typedef.
895 (Output_merge_string): Replace merged_strings_ with
896 merged_strings_lists_.
897 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
898 Merged_strings_list per input object and section. Don't store pointer
899 to the string. Don't store length with each merged string entry.
900 (Output_merge_string::finalize_merged_data): Loop over list of merged
901 strings lists. Recompute length of each merged string.
903 2010-07-15 Cary Coutant <ccoutant@google.com>
905 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
908 2010-07-14 Ian Lance Taylor <iant@google.com>
910 * descriptors.cc (Descriptors::open): Report correct name in error
913 2010-07-13 Doug Kwan <dougkwan@google.com>
915 * arm.cc (Arm_input_section::Arm_input_section): For a
916 SHT_ARM_EXIDX section, always keeps the input sections.
917 (Arm_input_section::set_exidx_section_link): New method.
918 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
919 has_errors_ to false.
920 (Arm_exidx_input_section::has_errors,
921 Arm_exidx_input_section::set_has_errors): New methods.
922 (Arm_exidx_input_section::has_errors_): New data member.
923 (Arm_relobj::get_exidx_shndx_list): New method.
924 (Arm_output_section::append_text_sections_to_list): Do not skip
925 section without SHF_EXECINSTR.
926 (Arm_output_section::fix_exidx_coverage): Skip input sections with
928 (Arm_relobj::make_exidx_input_section): Add new parameter for text
929 section header. Make error messages more verbose. Check for
930 a non-executable section linked to an EXIDX section.
931 (Arm_relobj::do_read_symbols): Remove error checking, which has been
932 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
933 check that there is no deferred EXIDX section if we exit early.
934 Instead of not making an EXIDX section in case of an error, make one
935 and set the has_errors flag of it.
936 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
937 in a relocatable link.
938 (Target_arm::do_relax): Look for the EXIDX output section instead of
939 assuming that it is called .ARM.exidx.
940 (Target_arm::fix_exidx_coverage): Add a new parameter for input
941 section list. Do not check for SHF_EXECINSTR section flags but
942 skip any input section with errors.
943 * output.cc (Output_section::Output_section): Initialize
944 always_keeps_input_sections_ to false.
945 (Output_section::add_input_section): Check for
946 always_keeps_input_sections_.
947 * output.h (Output_section::always_keeps_input_sections,
948 Output_section::set_always_keeps_input_sections): New methods.
949 (Output_section::always_keeps_input_sections): New data member.
951 2010-07-13 Rafael Espindola <espindola@google.com>
953 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
954 * fileread.h (Input_file): Add try_extra_search_path and find_file.
956 2010-07-13 Philip Herron <herron.philip@googlemail.com>
957 Ian Lance Taylor <iant@google.com>
959 * output.h (Output_section_lookup_maps::add_merge_section):
960 Correct check of whether value was inserted.
961 (Output_section_lookup_maps::add_merge_input_section): Likewise.
962 (Output_section_lookup_maps::add_relaxed_input_section):
964 * arm.cc (Target_arm::got_section): Remove used local os.
965 * i386.cc (Target_i386::got_section): Likewise.
966 * x86_64.cc (Target_x86_64::got_section): Likewise.
967 * sparc.cc (Target_sparc::got_section): Likewise.
968 (Target_sparc::relocate): Remove unused local have_got_offset.
969 * powerpc.cc (Target_powerpc::relocate): Likewise.
971 2010-07-13 Ian Lance Taylor <iant@google.com>
973 * compressed_output.cc (zlib_decompress): Fix signature in
976 * archive.cc (Archive::include_member): Unlock an external member
977 of a thin archive. Don't bother to delete an object we know is
980 2010-07-12 Cary Coutant <ccoutant@google.com>
982 * compressed_output.cc (zlib_decompress): New function.
983 (get_uncompressed_size): New function.
984 (decompress_input_section): New function.
985 * compressed_output.h (get_uncompressed_size): New function.
986 (decompress_input_section): New function.
987 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
988 Handle compressed debug sections.
989 * layout.cc (is_compressed_debug_section): New function.
990 (Layout::output_section_name): Map compressed section names to
992 * layout.h (is_compressed_debug_section): New function.
993 (is_debug_info_section): Recognize compressed debug sections.
994 * merge.cc: Include compressed_output.h.
995 (Output_merge_data::do_add_input_section): Handle compressed
997 (Output_merge_string::do_add_input_section): Handle compressed
999 * object.cc: Include compressed_output.h.
1000 (Sized_relobj::Sized_relobj): Initialize new data members.
1001 (build_compressed_section_map): New function.
1002 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1003 * object.h (Object::section_is_compressed): New method.
1004 (Object::do_section_is_compressed): New method.
1005 (Sized_relobj::Compressed_section_map): New type.
1006 (Sized_relobj::do_section_is_compressed): New method.
1007 (Sized_relobj::compressed_sections_): New data member.
1008 * output.cc (Output_section::add_input_section): Handle compressed
1010 * reloc.cc: Include compressed_output.h.
1011 (Sized_relobj::write_sections): Handle compressed debug sections.
1013 2010-07-08 Cary Coutant <ccoutant@google.com>
1015 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1016 weak when resolving to a dynamic def.
1017 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1018 for weak undef/dynamic def cases. Adjust callers.
1019 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1020 undef_binding_weak_.
1021 (Symbol_table::sized_write_globals): Adjust symbol binding.
1022 (Symbol_table::sized_write_symbol): Add binding parameter.
1023 * symtab.h (Symbol::set_undef_binding): New method.
1024 (Symbol::is_undef_binding_weak): New method.
1025 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1026 (Symbol_table::should_override): Add new parameter.
1027 (Symbol_table::sized_write_symbol): Add new parameter.
1029 * testsuite/weak_undef_file1.cc: Add new test case.
1030 * testsuite/weak_undef_file2.cc: Fix header comment.
1031 * testsuite/weak_undef_test.cc: Add new test case.
1033 2010-06-29 Doug Kwan <dougkwan@google.com>
1035 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1036 Initialize USE_SYMBOL_.
1037 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1039 (Arm_reloc_property::uses_symbol_): New data member declaration.
1040 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1041 uses symbol value and symbol is undefined but not weakly undefined.
1043 2010-06-28 Rafael Espindola <espindola@google.com>
1045 * plugin.cc (Plugin::load): Use dlerror.
1047 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1049 * symtab.cc (detect_odr_violations): When reporting an ODR
1050 violation, report an object where the symbol is defined.
1052 2010-06-25 Doug Kwan <dougkwan@google.com>
1054 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1055 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1057 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1058 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1059 target hook to detect function points.
1060 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1061 * icf.h (Icf::check_section_for_function_pointers): Change type of
1062 parameter SECTION_NAME to const reference to std::string. Use
1063 target hook to determine if section may have unsafe pointers.
1064 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1067 2010-06-21 Rafael Espindola <espindola@google.com>
1069 * fileread.cc (Input_file::find_fie): New
1070 (Input_file::open): Use Input_file::find_fie.
1071 * fileread.h (Input_file::find_fie): New
1072 * plugin.cc (set_extra_library_path): New.
1073 (Plugin::load): Add set_extra_library_path to the transfer vector.
1074 (Plugin_manager::set_extra_library_path): New.
1075 (Plugin_manager::add_input_file): Use the extra search path if set.
1076 (set_extra_library_path(): New.
1077 * plugin.h (Plugin_manager): Add set_extra_library_path and
1080 2010-06-19 Cary Coutant <ccoutant@google.com>
1082 * layout.cc (gdb_sections): Add .debug_types.
1083 (lines_only_debug_sections): Likewise.
1085 2010-06-18 Rafael Espindola <espindola@google.com>
1087 * plugin.cc (add_input_file,add_input_library)
1088 (Plugin_manager::add_input_file): Make filename arguments const.
1089 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1092 2010-06-16 Doug Kwan <dougkwan@google.com>
1094 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1095 .ARM.attributes section if we have not merged any input
1096 attributes sections.
1098 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1100 * arm.cc: Allow combining objects with no EABI version
1103 2010-06-15 Rafael Espindola <espindola@google.com>
1105 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1107 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1109 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1110 (struct iovec): Correct !HAVE_READV definition.
1112 2010-06-10 Cary Coutant <ccoutant@google.com>
1114 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1115 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1117 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1120 * symtab.h (Symbol::is_placeholder): New member function.
1121 * target-reloc.h (relocate_section): Check for placeholder symbols.
1123 * testsuite/Makefile.am (plugin_test_8): New test.
1124 (plugin_test_9): New test.
1125 * testsuite/Makefile.in: Regenerate.
1127 2010-06-09 Nick Clifton <nickc@redhat.com>
1129 * yyscript.y (input_list_element): Allow strings prefixed with
1130 the '-' character. Treat these as libraries.
1131 * script.cc (script_add_library): New function. Adds a library
1132 specified by "-l<name>" found in an input script.
1133 * script-c.h: Add prototype for script_add_library.
1135 2010-06-07 Doug Kwan <dougkwan@google.com>
1137 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1138 Restrict stub-group size to be within long conditional branch
1139 range when working around cortex-A8 erratum.
1141 2010-06-07 Damien Diederen <dd@crosstwine.com>
1143 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1146 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1150 (Output_section::Input_section_sort_entry::compare_section_ordering):
1151 Change to return non-zero correctly.
1152 (Output_section::Input_section_sort_section_order_index_compare
1153 ::operator()): Change to fix ambiguity in comparisons.
1155 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1157 * gold.h (is_wildcard_string): New function.
1158 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1159 (Layout::layout_eh_frame): Ditto.
1160 (Layout::find_section_order_index): New method.
1161 (Layout::read_layout_from_file): New method.
1162 * layout.h (Layout::find_section_order_index): New method.
1163 (Layout::read_layout_from_file): New method.
1164 (Layout::input_section_position_): New private member.
1165 (Layout::input_section_glob_): New private member.
1166 * main.cc (main): Call read_layout_from_file here.
1167 * options.h (--section-ordering-file): New option.
1168 * output.cc (Output_section::input_section_order_specified_): New
1170 (Output_section::Output_section): Initialize new member.
1171 (Output_section::add_input_section): Add new parameter.
1172 Keep input sections when --section-ordering-file is used.
1173 (Output_section::set_final_data_size): Sort input sections when
1174 section ordering file is specified.
1175 (Output_section::Input_section_sort_entry): Add new parameter.
1177 (Output_section::Input_section_sort_entry::compare_section_ordering):
1179 (Output_section::Input_section_sort_compare::operator()): Change to
1180 consider section_order_index.
1181 (Output_section::Input_section_sort_init_fini_compare::operator()):
1182 Change to consider section_order_index.
1183 (Output_section::Input_section_sort_section_order_index_compare
1184 ::operator()): New method.
1185 (Output_section::sort_attached_input_sections): Change to sort
1186 according to section order when specified.
1187 (Output_section::add_input_section<32, true>): Add new parameter.
1188 (Output_section::add_input_section<64, true>): Add new parameter.
1189 (Output_section::add_input_section<32, false>): Add new parameter.
1190 (Output_section::add_input_section<64, false>): Add new parameter.
1191 * output.h (Output_section::add_input_section): Add new parameter.
1192 (Output_section::input_section_order_specified): New
1194 (Output_section::set_input_section_order_specified): New method.
1195 (Input_section::Input_section): Initialize section_order_index_.
1196 (Input_section::section_order_index): New method.
1197 (Input_section::set_section_order_index): New method.
1198 (Input_section::section_order_index_): New member.
1199 (Input_section::Input_section_sort_section_order_index_compare): New
1201 (Output_section::input_section_order_specified_): New member.
1202 * script-sections.cc (is_wildcard_string): Delete and move modified
1204 (Output_section_element_input::Output_section_element_input): Modify
1205 call to is_wildcard_string.
1206 (Output_section_element_input::Input_section_pattern
1207 ::Input_section_pattern): Ditto.
1208 (Output_section_element_input::Output_section_element_input): Ditto.
1209 * testsuite/Makefile.am (final_layout): New test case.
1210 * testsuite/Makefile.in: Regenerate.
1211 * testsuite/final_layout.cc: New file.
1212 * testsuite/final_layout.sh: New file.
1214 2010-06-01 Rafael Espindola <espindola@google.com>
1216 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1218 2010-06-01 Rafael Espindola <espindola@google.com>
1220 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1221 visibility of symbols.
1223 2010-05-27 Doug Kwan <dougkwan@google.com>
1225 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1226 from start of output section instead of address for a local symbol
1227 in a merged or relaxed section when doing a relocatable link.
1229 2010-05-26 Rafael Espindola <espindola@google.com>
1232 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1233 adding sections the garbage collector removed.
1234 * gold/testsuite/Makefile.am: Add test.
1235 * gold/testsuite/Makefile.in: Regenerate.
1236 * gold/testsuite/plugin_test_7.sh: New.
1237 * gold/testsuite/plugin_test_7_1.c: New.
1238 * gold/testsuite/plugin_test_7_2.c: New.
1240 2010-05-26 Rafael Espindola <espindola@google.com>
1242 * script-sections.cc (Output_section_definition::set_section_addresses):
1243 Check for --section-start.
1245 2010-05-26 Doug Kwan <dougkwan@google.com>
1247 * arm.cc (Arm_scan_relocatable_relocs): New class.
1248 (Target_arm::relocate_special_relocatable): New method.
1249 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1250 (Arm_relocate_functions::thumb_branch_common): Same.
1251 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1252 instead of Default_scan_relocatable_relocs.
1253 * target-reloc.h (relocate_for_relocatable): Let target handle
1254 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1255 * target.h (Sized_target::relocate_special_relocatable): New method.
1257 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1259 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1261 2010-05-23 Doug Kwan <dougkwan@google.com>
1263 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1265 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1266 with a direct branch, not a conditional branch, to a stub.
1267 * merge.cc (Output_merge_base::record_input_section): New method
1269 (Output_merge_data::do_add_input_section): Record input section if
1270 keeps-input-sections flag is set.
1271 (Output_merge_string::do_add_input_section): Ditto.
1272 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1273 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1275 (Output_merge_base::keeps_input_sections,
1276 Output_merge_base::set_keeps_input_sections,
1277 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1279 (Output_merge_base::Input_sections): New type declaration.
1280 (Output_merge_base::input_sections_begin,
1281 Output_merge_base::input_sections_end,
1282 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1283 (Output_merge_base::bool keeps_input_sections_,
1284 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1285 Output_merge_base::input_sections_): New data members.
1286 (Output_merge_data::do_set_keeps_input_sections): New method
1288 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1289 * output.cc (Output_section::Input_section::relobj): Move method
1290 defintion from class declaration to here and handle merge sections.
1291 (Output_section::Input_section::shndx): Ditto.
1292 (Output_section::Output_section): Remove initializations of removed
1293 data members and initialize new data member LOOKUP_MAPS_.
1294 (Output_section::add_input_section): Set keeps-input-sections flag
1295 for a newly created merge output section as appropriate. Adjust code
1296 to use Output_section_lookup_maps class.
1297 (Output_section::add_relaxed_input_section): Adjst code for lookup
1298 maps code refactoring.
1299 (Output_section::add_merge_input_section): Add a new parameter
1300 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1301 class. If adding input section to a newly created merge output
1302 section fails, remove the new merge section.
1303 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1304 Adjust code for use of the Output_section_lookup_maps class.
1305 (Output_section::find_merge_section): Ditto.
1306 (Output_section::build_lookup_maps): New method defintion.
1307 (Output_section::find_relaxed_input_section): Adjust code to use
1308 Output_section_lookup_maps class.
1309 (Output_section::get_input_sections): Export merge sections. Adjust
1310 code to use Output_section_lookup_maps class.
1311 (Output_section:::add_script_input_section): Adjust code to use
1312 Output_section_lookup_maps class. Update lookup maps for merge
1314 (Output_section::discard_states): Use Output_section_lookup_maps.
1315 (Output_section::restore_states): Same.
1316 * output.h (Merge_section_properties): Move class defintion out of
1318 (Output_section_lookup_maps): New class.
1319 (Output_section::Input_section::is_merge_section): New method
1321 (Output_section::Input_section::relobj): Move defintion out of class
1322 defintion. Declare method only.
1323 (Output_section::Input_section::shndx): Ditto.
1324 (Output_section::Input_section::output_merge_base): New method defintion.
1325 (Output_section::Input_section::u2_.pomb): New union field.
1326 (Output_section::Merge_section_by_properties_map,
1327 Output_section::Output_section_data_by_input_section_map,
1328 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1330 (Output_section::add_merge_input_section): Add new parameter
1331 KEEPS_INPUT_SECTIONS.
1332 (Output_section::build_lookup_maps): New method declaration.
1333 (Output_section::merge_section_map_,
1334 Output_section::merge_section_by_properties_map_,
1335 Output_section::relaxed_input_section_map_,
1336 Output_section::is_relaxed_input_section_map_valid_): Remove data
1338 (Output_section::lookup_maps_): New data member.
1340 2010-05-21 Doug Kwan <dougkwan@google.com>
1343 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1344 avoid a compilation error.
1346 2010-05-19 Rafael Espindola <espindola@google.com>
1348 * script-sections.cc (Output_section_definition::allocate_to_segment):
1349 Update the phdrs_list even when the output section is NULL.
1350 * testsuite/Makefile.am: Add test.
1351 * testsuite/Makefile.in: Regenerate.
1352 * testsuite/script_test_9.cc: New.
1353 * testsuite/script_test_9.sh: New.
1354 * testsuite/script_test_9.t: New.
1356 2010-05-19 Doug Kwan <dougkwan@google.com>
1358 * arm.cc (Arm_input_section::original_size): New method.
1359 (Arm_input_section::do_addralign): Add a cast.
1360 (Arm_input_section::do_output_offset): Remove static cast.
1361 (Arm_input_section::original_addralign,
1362 Arm_input_section::original_size_): Change type to uint32_t.
1363 (Arm_input_section::init): Add safe casts for section alignment
1365 (Arm_input_section::set_final_data_size): Do not set address and
1366 offset of stub table.
1367 (Arm_output_section::fix_exidx_coverage): Change use of of
1368 Output_section::Simple_input_section to that of
1369 Output_section::Input_section.
1370 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1371 except for the first pass.
1372 * output.cc (Output_section::get_input_sections): Change type of
1373 input_sections to std::list<Input_section>.
1374 (Output_section::add_script_input_section): Rename from
1375 Output_section::add_simple_input_section. Change type of SIS
1376 parameter from Simple_input_section to Input_section.
1377 * output.h (Output_section::Simple_input_section): Remove class.
1378 (Output_section::Input_section): Change class visibility to public.
1379 (Output_section::Input_section::addralign): Use stored alignments
1380 for special input sections if set.
1381 (Output_section::Input_section::set_addralign): New method.
1382 (Output_section::get_input_sections): Change parameter type from
1383 list of Simple_input_section to list of Input_section.
1384 (Output_section::add_script_input_section): Rename from
1385 Output_section::add_simple_input_section. Change first parameter's
1386 type from Simple_input_section to Input_section and remove the
1387 second and third parameters.
1388 * script-sections.cc (Input_section::Input_section_list): Change
1389 type to list of Output_section::Input_section/
1390 (Input_section_info::Input_section_info): Change parameter type of
1391 INPUT_SECTION to Output_section::Input_section.
1392 (Input_section_info::input_section): Change return type.
1393 (Input_section_info::input_section_): Change type to
1394 Output_section::Input_section.
1395 (Output_section_element_input::set_section_addresses): Adjust code
1396 to use Output_section::Input_section instead of
1397 Output_section::Simple_input_section. Adjust code for renaming
1398 of Output_section::add_simple_input_section.
1399 (Orphan_output_section::set_section_addresses): Ditto.
1401 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1403 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1404 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1406 2010-05-18 Rafael Espindola <espindola@google.com>
1408 * options.cc (General_options::finalize): Handle -nostdlib.
1409 * options.h (nostdlib): New option.
1410 * script.cc (script_add_search_dir): Handle -nostdlib.
1412 2010-05-12 Doug Kwan <dougkwan@google.com>
1414 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1415 attributes section only if there no attributes section after merging.
1416 (Target_arm::merge_object_attributes): Move value of
1417 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1418 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1419 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1420 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1421 and arm_attr_merge_7.stdout.
1422 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1423 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1424 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1425 arm_attr_merge_7b.o): New rules.
1426 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1428 * testsuite/Makefile.in: Regenerate.
1429 * testsuite/arm_attr_merge.sh: New file.
1430 * testsuite/arm_attr_merge_[67][ab].s: Same.
1432 2010-05-05 Nick Clifton <nickc@redhat.com>
1434 * po/es.po: Updated Spanish translation.
1436 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1438 * Makefile.am (install-exec-local): Properly install gold as
1439 default cross linker.
1440 * Makefile.in: Regenerated.
1442 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1443 Nick Clifton <nickc@redhat.com>
1445 * configure.ac (install_as_default): Define and set to false
1446 unless --enable-gold or --enable-gold=both/gold has been
1448 * configure: Regenerate.
1450 * Makefile.am (install-exec-local): Install the executable as
1451 'ld.gold'. If install_as_default is true then also install it as
1453 * Makefile.in: Regenerated.
1455 2010-04-24 Ian Lance Taylor <iant@google.com>
1457 * layout.cc (Layout::layout_reloc): In relocatable link don't
1458 combine reloc sections for grouped sections.
1460 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1462 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1463 sections that are not ordinary to icf.
1464 * icf.cc (get_section_contents): Handle relocation pointing to section
1465 with no object or shndx information.
1466 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1467 * testsuite/Makefile.in: Regenerate.
1468 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1469 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1471 2010-04-22 Ian Lance Taylor <iant@google.com>
1473 * expression.cc (Expression::Expression_eval_info): Add
1474 result_alignment_pointer field.
1475 (Expression::eval_with_dot): Add result_alignment_pointer
1476 parameter. Change all callers.
1477 (Expression::eval_maybe_dot): Likewise.
1478 (class Binary_expression): Add alignment_pointer parameter to
1479 left_value and right_value. Change all callers.
1480 (BINARY_EXPRESSION): Set result alignment.
1481 (class Trinary_expression): Add alignment_pointer parameter to
1482 arg2_value and arg3_value. Change all callers.
1483 (Trinary_cond::value): Set result alignment.
1484 (Max_expression::value, Min_expression::value): Likewise.
1485 (Align_expression::value): Likewise.
1486 * script-sections.cc (class Sections_element): Add dot_alignment
1487 parameter to set_section_addresses virtual function. Update
1489 (class Output_section_element): Likewise.
1490 (Script_sections::create_segments): Add dot_alignment parameter.
1492 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1493 (Script_sections::set_phdrs_clause_addresses): Likewise.
1494 * script-sections.h: Update declarations.
1495 * script.h: Update declarations.
1496 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1498 * testsuite/script_test_3.t: Set large alignment.
1499 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1500 segment has expected alignment.
1502 2010-04-22 Nick Clifton <nickc@redhat.com>
1504 * po/gold.pot: Updated by the Translation project.
1505 * po/vi.po: Updated Vietnamese translation.
1507 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1509 * testsuite/Makefile.am (check_PROGRAMS): Add
1510 icf_virtual_function_folding_test.
1511 * testsuite/Makefile.in: Regenerated.
1513 2010-04-15 Andrew Haley <aph@redhat.com>
1515 * options.h (merge_exidx_entries): New option.
1516 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1517 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1518 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1519 (Target_arm::merge_exidx_entries): New function.
1520 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1521 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1522 to Arm_exidx_fixup constructor.
1523 Add new arg, merge_exidx_entries.
1524 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1525 Arm_output_section::fix_exidx_coverage.
1527 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1529 * icf.cc (get_section_contents): Check for preemptible functions.
1530 Ignore addend when appropriate.
1531 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1533 (add_from_relobj): Check for section folded.
1534 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1535 * symtab.h (should_add_dynsym_entry): Add new parameter.
1536 * target-reloc.h (scan_relocs): Check for section folded.
1537 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1538 Check reloc types for function pointers in shared objects.
1539 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1541 (icf_preemptible_functions_test): New test case.
1542 (icf_string_merge_test): New test case.
1543 * testsuite.Makefile.in: Regenerate.
1544 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1545 bar_glob. Refactor code.
1546 * testsuite/icf_preemptible_functions_test.cc: New file.
1547 * testsuite/icf_preemptible_functions_test.sh: New file.
1548 * testsuite/icf_string_merge_test.cc: New file.
1549 * testsuite/icf_string_merge_test.sh: New file.
1550 * testsuite/icf_virtual_function_folding_test.cc: New file.
1551 * testsuite/icf_virtual_function_folding_test.sh: New file.
1553 2010-04-14 Doug Kwan <dougkwan@google.com>
1555 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1556 for local symbol recounting if we remove a section due to ICF.
1557 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1558 there are no regular objects in input.
1560 2010-04-13 Doug Kwan <dougkwan@google.com>
1562 * arm.cc (Arm_input_section::set_final_data_size): Compute
1563 accurate final data size instead of using current data size.
1565 2010-04-09 Doug Kwan <dougkwan@google.com>
1567 * layout.cc (Layout::choose_output_section): Handle script section
1569 (Layout::make_output_section_for_script): Add section type parameter.
1570 Handle script section types.
1571 * layout.h (Layout::make_output_section_for_script): Add section
1573 * output.cc (Output_section::Output_section): Initialize data member
1575 (Output_section::do_reset_address_and_file_offset): Do not set address
1576 to 0 if section is a NOLOAD section.
1577 * output.h (Output_section::is_noload): New method.
1578 (Output_section::set_is_noload): Ditto.
1579 (Output_section::is_noload_): New data member.
1580 * script-c.h (Script_section_type): New enum type.
1581 (struct Parser_output_section_header): Add new file section_type.
1582 * script-sections.cc (Sections_element::output_section_name): Add
1583 parameter for returning script section type.
1584 (Output_section_definition::output_section_name): Ditto.
1585 (Output_section_definition::section_type)P; New method.
1586 (Output_section_definiton::script_section_type_name): Ditto.
1587 (Output_section_definition::script_section_type_): New data member.
1588 (Output_section_definition::Output_section_definition): Initialize
1589 data member Output_section_definition::script_section_type_.
1590 (Output_section_definition::create_sections): Pass script section type
1591 to Layout::make_output_section_for_script.
1592 (Output_section_definition::output_section_name): Return script
1593 section type to caller.
1594 (Output_section_definition::set_section_address): Do not advance
1595 dot value and load address if section type is NOLOAD. Set address
1596 of NOLOAD sections regardless of section flags.
1597 (Output_section_definition::print): Print section type if it is
1598 not SCRIPT_SECTION_TYPE_NONE.
1599 (Output_section_definition::section_type): New method.
1600 (Output_section_definition::script_section_type_name): Ditto.
1601 (Script_sections::output_section_name): Add new parameter
1602 PSECTION_TYPE for returning script section type. Pass it to
1603 section elements. Handle discard sections.
1604 (Sort_output_sections::operator()): Handle NOLOAD sections.
1605 * script-sections.h (Script_sections::Section_type): New enum type.
1606 (Script_sections::output_section_name): Add a new parameter for
1607 returning script section type.
1608 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1610 * yyscript.y (union): Add new field SECTION_TYPE.
1611 (COPY, DSECT, INFO, NOLOAD): New tokens.
1612 (opt_address_and_section_type): Change type to output_section_header.
1613 (section_type): New non-terminal
1614 (section_header): Handle section type.
1615 (opt_address_and_section_type): Return section type value.
1617 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1619 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1620 * testsuite/plugin_common_test_2.c (foo): Likewise.
1622 2010-04-08 Doug Kwan <dougkwan@google.com>
1624 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1626 * output.cc (Output_section::add_merge_input_section): Simplify
1627 code and return status of Output_merge_base::add_input_section.
1628 Update merge section map only if Output_merge_base::add_input_section
1631 2010-04-07 Doug Kwan <dougkwan@google.com>
1633 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1634 if section is marked as containing instructions but has no mapping
1636 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1637 correct section index.
1638 (Arm_relobj::find_linked_text_section): Ditto.
1640 2010-04-07 Cary Coutant <ccoutant@google.com>
1642 * archive.cc (include_member): Destroy Read_symbols_data object before
1644 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1645 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1646 (Read_symbols_data::~Read_symbols_data) New destructor.
1647 (Section_relocs::Section_relocs) New constructor.
1648 (Section_relocs::~Section_relocs) New destructor.
1649 (Read_relocs_data::Read_relocs_data) New constructor.
1650 (Read_relocs_data::~Read_relocs_data) New destructor.
1651 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1652 pointers to NULL after deleting.
1654 2010-04-07 Doug Kwan <dougkwan@google.com>
1656 * arm.cc: Replace "endianity" with "endianness" in comments.
1657 (Arm_exidx_cantunwind): Ditto.
1658 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1659 (Arm_relobj::merge_flags_and_attributes): New method.
1660 (Arm_relobj::merge_flags_and_attributes_): New data member.
1661 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1662 (Arm_relobj::scan_sections_for_stubs): Ditto.
1663 (Arm_relobj::do_read_symbols): Check to see if we really want to
1664 merge processor-specific flags and attributes. Exit early if
1665 an object is empty except for section names and the undefined symbol.
1666 (Target_arm::do_finalize_sections): Move check for ELF format to
1667 Arm_relobj::do_read_symbols. Merge processor specific flags and
1668 attributes from a regular object only when we have determined that
1669 it is aapropriate. Do not create an .ARM.attributes section in
1670 output if there is no regular input object.
1671 (Target_arm::merge_processor_specific_flags): Check
1672 --warn-mismatch before printing any error.
1673 (Target_arm::merge_object_attributes): Ditto.
1674 * gold.cc (queue_middle_tasks): Handle the case in which there is
1675 no regular object in input.
1676 * options.cc (General_options::parse_EB): New method.
1677 (General_options::parse_EL): Same.
1678 (General_options::General_options): Initialize endianness_.
1679 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1681 (General_options::Endianness): New enum.
1682 (General_options::endianness): New method.
1683 (General_options::endianness_): New data member.
1684 * parameters.cc (Parameters::set_options): Check target endianness.
1685 (Parameters::set_target_once): Ditto.
1686 (Parameters::check_target_endianness): New method.
1687 (parameters_force_valid_target): If either -EL or -EB is specified,
1688 use it to define endianness of default target.
1689 * parameters.h (Parameters::check_target_endianness): New method
1691 * target.h (class Target): Change "endianity" to "endianness"
1694 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1696 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1697 * configure: Regenerate.
1698 * Makefile.in: Regenerate.
1699 * testsuite/Makefile.in: Regenerate.
1701 2010-04-06 Cary Coutant <ccoutant@google.com>
1704 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1705 prevailing definitions of common symbols.
1706 * testsuite/plugin_test_6.sh: New test case.
1707 * testsuite/plugin_common_test_1.c: New test case.
1708 * testsuite/plugin_common_test_2.c: New test case.
1709 * testsuite/Makefile.am (plugin_test_6): New test case.
1710 * testsuite/Makefile.in: Regenerate.
1712 2010-04-06 Nick Clifton <nickc@redhat.com>
1714 * po/vi.po: New Vietnamese translation.
1716 2010-03-30 Doug Kwan <dougkwan@google.com>
1718 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1720 2010-03-25 Doug Kwan <dougkwan@google.com>
1722 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1723 to avoid a conversion warning on a 32-bit host.
1725 2010-03-24 Ian Lance Taylor <iant@google.com>
1727 * testsuite/script_test_3.t: Add a TLS segment.
1728 * testsuite/Makefile.am (check_PROGRAMS): Add
1729 tls_phdrs_script_test.
1730 (tls_phdrs_script_test_SOURCES): Define.
1731 (tls_phdrs_script_test_DEPENDENCIES): Define.
1732 (tls_phdrs_script_test_LDFLAGS): Define.
1733 (tls_phdrs_script_test_LDADD): Define.
1734 * testsuite/Makefile.in: Rebuild.
1736 2010-03-23 Cary Coutant <ccoutant@google.com>
1738 * fileread.cc (find_or_make_view): Fix comment.
1740 2010-03-23 Ian Lance Taylor <iant@google.com>
1742 * script-sections.cc (class Orphan_section_placement): Define
1743 PLACE_TLS and PLACE_TLS_BSS.
1744 (Orphan_section_placement::Orphan_section_placement): Initialize
1746 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1747 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1748 (tls_script_test_SOURCES): Define.
1749 (tls_script_test_DEPENDENCIES): Define.
1750 (tls_script_test_LDFLAGS): Define.
1751 (tls_script_test_LDADD): Define.
1752 * testsuite/Makefile.in: Rebuild.
1754 2010-03-22 Doug Kwan <dougkwan@google.com>
1756 * arm.cc (Arm_relocate_functions::abs8,
1757 Arm_relocate_functions::abs16): Use correct check for overflow
1758 specified in the ARM ELF specs.
1759 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1760 target of a BLX instruction specially.
1761 (Reloc_stub::stub_type_for_reloc): Ditto.
1762 (Relocate::relocate): Use symbolic names instead of numeric relocation
1763 codes to report error.
1764 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1766 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1767 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1768 thumb2_blx_out_of_range.stdout
1769 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1770 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1771 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1772 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1773 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1774 thumb2_blx_in_range, thumb2_blx_in_range.o,
1775 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1776 thumb2_blx_out_of_range.o): New rules.
1777 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1778 thumb2_blx_in_range and thumb2_blx_out_of_range.
1779 * testsuite/Makefile.in: Regenerate.
1780 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1781 * testsuite/thumb_blx_in_range.s: New file.
1782 * testsuite/thumb_blx_out_of_range.s: New file.
1784 2010-03-22 Rafael Espindola <espindola@google.com>
1786 * archive.cc (Should_include): Move to archive.h.
1787 (should_include_member): Make it a member of Archive.
1789 (Add_lib_group_symbols): New.
1790 * archive.h: Include options.h.
1791 (Archive_member): Moved from Archive.
1792 (Should_include): Moved from archive.cc.
1794 (Add_lib_group_symbols): New.
1795 * dynobj.cc (do_should_include_member): New.
1796 * dynobj.h (do_should_include_member): New.
1797 * gold.cc (queue_initial_tasks): Update call to queue.
1798 * main.cc (main): Print lib group stats.
1799 * object.cc (do_should_include_member): New.
1800 * object.h: Include archive.h.
1801 (Object::should_include_member): New.
1802 (Object::do_should_include_member): New.
1803 (Sized_relobj::do_should_include_member): New.
1804 * options.cc (General_options::parse_start_lib): New.
1805 (General_options::parse_end_lib): New.
1806 (Input_arguments::add_file): Handle lib groups.
1807 (Input_arguments::start_group): Check we are not in a lib.
1808 (Input_arguments::start_lib): New.
1809 (Input_arguments::end_lib): New.
1810 * options.h (General_options): Add start_lib and end_lib.
1811 (Input_argument::lib_): New.
1812 (Input_argument::lib): New.
1813 (Input_argument::is_lib): New.
1814 (Input_file_lib): New.
1815 (Input_arguments::in_lib_): New.
1816 (Input_arguments::in_lib): New.
1817 (Input_arguments::start_lib): New.
1818 (Input_arguments::end_lib_): New.
1819 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1820 in unused members as preempted.
1821 (Sized_pluginobj::do_should_include_member): New.
1822 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1823 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1825 (Read_symbols::do_whole_lib_group): New.
1826 (Read_symbols::do_lib_group): New.
1827 (Read_symbols::do_read_symbols): Handle lib groups.
1828 (Read_symbols::get_name): Handle lib groups.
1829 * readsyms.h (Read_symbols): Add an archive member pointer.
1830 (Read_symbols::do_whole_lib_group): New.
1831 (Read_symbols::do_lib_group): New.
1832 (Read_symbols::member_): New.
1833 * script.cc (read_input_script): Update call to queue_soon.
1835 2010-03-19 Doug Kwan <dougkwan@google.com>
1837 * arm.cc (Stub_table::Stub_table): Initialize new data members
1838 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1839 (Stub_table::add_reloc_stub): Assign stub offset and update
1840 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1841 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1843 (Stub_table::update_data_size_and_addralign): Use
1844 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1845 instead of going over all reloc stubs.
1846 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1847 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1848 Stringpool_template::offset_ to size of Stringpool_char.
1849 (Stringpool_template::new_key_offset): Remove code to initialize
1850 Stringpool_template::offset_.
1851 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1852 Stringpool_template::offset_ to zero.
1854 2010-03-15 Doug Kwan <dougkwan@google.com>
1856 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1858 (Stringpool_template::new_key_offset): New method.
1859 (Stringpool_template::add_string): Assign offsets when adding new
1861 (Stringpool_template::set_string_offsets): Do not set string offsets
1862 when not optimizing.
1863 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1865 (Chunked_vector::clear): Clear size_.
1866 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1867 (Chunked_vector::size): Return size_.
1868 (Chunked_vector::push_back): Use size_ to find insert position.
1869 (Chunked_vector::size_): New data member.
1870 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1871 (Stringpool_template::new_key_offset): New method declaration.
1872 (Stringpool_template::offset_): New data member.
1874 2010-03-15 Rafael Espindola <espindola@google.com>
1876 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1877 Add_symbols' constructor.
1878 * readsyms.h (Add_symbols): Remove the input_group member.
1880 2010-03-10 Ian Lance Taylor <iant@google.com>
1882 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1883 target to ask whether a reference to a symbol requires a stack
1885 * target.h (Target::is_call_to_non_split): New function.
1886 (Target::do_is_call_to_non_split): Declare virtual function.
1887 * target.cc: Include "symtab.h".
1888 (Target::do_is_call_to_non_split): New function.
1889 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1891 2010-03-10 Cary Coutant <ccoutant@google.com>
1893 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1894 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1895 (File_read::open[2]): Add whole_file_view_ to list of views.
1896 (File_read::make_view): Remove test of whole_file_view_.
1897 (File_read::find_or_make_view): Create whole_file_view_ if
1899 (File_read::clear_views): Replace bool parameter with enum;
1900 adjust all callers. Don't delete views with permanent data;
1901 do delete cached views and views from archives if
1902 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1903 if clearing the corresponding view.
1904 * fileread.h (File_read::Clear_views_mode): New enum.
1905 (File_read::View::is_permanent_view): New method.
1906 (File_read::clear_views): Replace bool parameter
1907 with enum; adjust all callers.
1908 * options.h (General_options): Change keep_files_mapped option;
1909 add map_whole_files.
1910 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1912 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1915 2010-03-10 David S. Miller <davem@davemloft.net>
1917 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1919 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1921 * icf.cc (get_section_contents): Add '@' marker after processing the
1924 2010-03-08 Doug Kwan <dougkwan@google.com>
1926 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1927 due to a conversion warning.
1928 (Arm_relobj::update_output_local_symbol_count): Check for local
1929 symbol with unset output index.
1931 2010-03-05 Ian Lance Taylor <iant@google.com>
1933 * options.h (class General_options): Add --spare-dynamic-tags.
1934 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1935 --spare-dynamic-tags.
1937 2010-03-05 Ian Lance Taylor <iant@google.com>
1939 * incremental.cc: Include "libiberty.h".
1941 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1943 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1944 function, is_info_ member.
1945 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1946 (Versions::Versions): Update caller.
1947 (Versions::define_base_version): Likewise.
1948 (Versions::add_def): Likewise.
1950 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1952 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1953 (Scan::possible_function_pointer_reloc): New function.
1954 (Scan::local_reloc_may_be_function_pointer): Change to call
1955 possible_function_pointer_reloc.
1956 (Scan::global_reloc_may_be_function_pointer): Ditto.
1957 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1958 relocations in ".data.rel.ro._ZTV" section.
1959 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1960 * testsuite/icf_safe_so_test.cc: Ditto.
1961 * testsuite/icf_safe_test.cc: Ditto.
1962 * testsuite/icf_safe_test.sh: Ditto.
1964 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1965 Ian Lance Taylor <iant@google.com>
1967 * target-reloc.h (relocate_section): Check the symbol table index
1968 for -1U before setting the local symbol index.
1969 (scan_relocatable_relocs): If copying the relocation, record that
1970 the local symbol is required.
1971 * object.h (Symbol_value::is_output_symtab_index_set): New
1973 (Symbol_value::may_be_discarded_from_output_symtab): New
1975 (Symbol_value::has_output_symtab_entry): New function.
1976 (Symbol_value::needs_output_symtab_entry): Remove.
1977 (Symbol_value::output_symtab_index): Make sure the symbol index is
1979 (Symbol_value::set_output_symtab_index): Make sure the symbol
1980 index is not set. Make sure the new index is valid.
1981 (Symbol_value::set_must_have_output_symtab_entry): New function.
1982 (Symbol_value::has_output_dynsym_entry): New function.
1983 (Symbol_value::set_output_dynsym_index): Make sure the new index
1985 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1986 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1987 local symbol if permitted.
1988 (Sized_relobj::do_finalize_local_symbols): Call
1989 is_output_symtab_index_set rather than needs_output_symtab_entry.
1990 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1991 rather than needs_output_symtab_entry. Call
1992 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1993 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1994 is_output_symtab_index_set rather than needs_output_symtab_entry.
1995 * testsuite/discard_locals_relocatable_test.c: New file.
1996 * testsuite/discard_locals_test.sh: Test -r.
1997 * testsuite/Makefile.am (check_DATA): Add
1998 discard_locals_relocatable_test1.syms,
1999 discard_local_relocatable_test2.syms.
2000 (MOSTLYCLEANFILES): Likewise. Also add
2001 discard_locals_relocatable_test1.lout and
2002 discard_locals_relocatable_test2.out.
2003 (discard_locals_relocatable_test1.syms): New target.
2004 (discard_locals_relocatable_test.o): New target.
2005 (discard_locals_relocatable_test1.out): New target.
2006 (discard_locals_relocatable_test2.syms): New target.
2007 (discard_locals_relocatable_test2.out): New target.
2008 (various): Add missing ../ld-new dependencies.
2009 * testsuite/Makefile.in: Rebuild.
2011 2010-03-03 Nick Clifton <nickc@redhat.com>
2013 * po/fi.po: New Finnish translation.
2015 2010-03-01 Doug Kwan <dougkwan@google.com>
2017 * layout.cc (Layout::Layout): Force section types of .init_array*,
2018 .preinit_array* and .fini_array* sections.
2019 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2020 Fix check of return value of std::string::find.().
2021 (Output_section::Input_section_sort_compare::operator()): Remove
2022 comment about .init_array.
2023 (Output_section::Input_section_sort_init_fini_compare::operator()):
2025 (Output_section::sort_attached_input_sections): Handle .init_array
2026 and .fini_array specially.
2027 * output.h (Output_section::Inut_section_sort_compare): Update
2029 (Output_section::Input_section_sort_init_fini_compare): New struct.
2031 2010-02-26 Doug Kwan <dougkwan@google.com>
2033 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2034 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2035 * testsuite/debug_msg.sh: Avoid matching source line number for
2036 use of global variable undef_int.
2038 2010-02-26 Doug Kwan <dougkwan@google.com>
2040 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2041 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2042 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2043 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2044 * options.cc (General_options::General_options): Initialize member
2046 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2047 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2048 and rm_no_fix_v4bx.stdout
2049 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2050 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2051 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2052 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2053 and arm_no_fix_v4bx.
2054 * Makefile.in: Regenerate.
2055 * testsuite/arm_fix_v4bx.s: New file.
2056 * testsuite/arm_fix_v4bx.sh: Ditto.
2058 2010-02-24 Doug Kwan <dougkwan@google.com>
2060 * arm.cc (Target_arm::got_section): Make the .got section the first
2061 non RELRO section in the data segment.
2062 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2063 suffixes of section names.
2065 2010-02-24 Doug Kwan <dougkwan@google.com>
2067 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2068 flags and attributes merging if an input file is a binary file.
2069 * fileread.cc (Input_file::open): Record format of original file.
2070 * fileread.h (Input_file::Format): New enum type.
2071 (Input_file::Input_file): Initialize data member format_.
2072 (Input_file::format): New method definition.
2073 (Input_file::format_):: New data member.
2075 2010-02-24 Doug Kwan <dougkwan@google.com>
2077 * arm.cc (Arm_output_data_got): New class.
2078 (ARM_TCB_SIZE): New constant
2079 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2080 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2081 If user uses a script with a SECTIONS clause, issue only a warning
2082 for a misplaced EXIDX input section. Otherwise, issue an error.
2083 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2085 (Target_arm::got_mode_index_entry): Handle static linking.
2086 (Target_arm::Scan::local): Ditto.
2087 (Target_arm::Scan::global): Ditto.
2088 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2089 all incorrectly implemented relocations.
2090 (Target_arm::fix_exidx_coverage): Pass layout to
2091 Arm_output_section::fix_exidx_coverage.
2092 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2093 from ".ARM.exidx." and ".ARM.extab.".
2095 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2097 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2098 section if it does not already exist.
2099 * attributes.cc (Attributes_section_data::Attributes_section_data):
2100 Don't crash if size is zero.
2102 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2103 Ian Lance Taylor <iant@google.com>
2105 * gold.cc (queue_middle_tasks): If no input files were opened,
2107 * workqueue.h (Task_function::Task_function): Assert that there is
2110 2010-02-22 Doug Kwan <dougkwan@google.com>
2112 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2113 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2114 types to avoid warnings due to different uint64_t implementations
2117 2010-02-21 Doug Kwan <dougkwan@google.com>
2119 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2120 handling of the maximum backward branch offset.
2121 (Arm_relocate_functions::thumb_branch_common): Ditto.
2122 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2123 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2124 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2125 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2126 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2127 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2128 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2129 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2130 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2131 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2132 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2133 thumb2_bl_out_of_range.o): New rules.
2134 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2135 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2136 thumb2_bl_out_of_range
2137 * testsuite/Makefile.in: Regenerate.
2138 * testsuite/arm_bl_in_range.s: New file.
2139 * testsuite/arm_bl_out_of_range.s: Ditto.
2140 * testsuite/arm_branch_in_range.sh: Ditto.
2141 * testsuite/arm_branch_range.t: Ditto.
2142 * testsuite/thumb2_branch_range.t: Ditto.
2143 * testsuite/thumb_bl_in_range.s: Ditto.
2144 * testsuite/thumb_bl_out_of_range.s: Ditto.
2145 * testsuite/thumb_branch_range.t: Ditto.
2147 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2149 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2150 Add reloc offset information.
2151 * icf.cc (get_section_contents): Change iterators to point to the new
2152 vectors. Add reloc offset information to the contents.
2153 * icf.h (Icf::Sections_reachable_info): New typedef.
2154 (Icf::Sections_reachable_list): New typedef.
2155 (Icf::Offset_info): New typedef.
2156 (Icf::Reloc_info): New struct typedef.
2157 (Icf::Reloc_info_list): New typedef.
2158 (Icf::symbol_reloc_list): Delete method.
2159 (Icf::addend_reloc_list): Delete method.
2160 (Icf::section_reloc_list): Delete method.
2161 (Icf::reloc_info_list): New method.
2162 (Icf::reloc_info_list_): New member.
2164 2010-02-19 Doug Kwan <dougkwan@google.com>
2166 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2167 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2168 * arm.cc (Arm_relocation_functions): New forward declaration.
2169 (Target_arm::Target_arm): Initialize new data members
2170 got_mod_index_offset_ and tls_base_symbol_defined_.
2171 (Target_arm::Relocate::relocate_tls): New method.
2172 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2173 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2175 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2176 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2177 (Target_arm::got_mod_index_offset_,
2178 Target_arm::tls_base_symbol_defined_): New data members.
2179 (Target_arm::Scan::local, Target::Scan::global,
2180 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2183 2010-02-18 Doug Kwan <dougkwan@google.com>
2185 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2186 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2187 text section as a parameter becuase some broken tools may not set
2188 the link in section header.
2189 (Target_arm::has_got_section): New method.
2190 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2191 without any mapping symbol as data only. Remove warning.
2192 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2193 link in its section header, try to discover the link by inspecting the
2194 REL31 relocation at the beginning of the section.
2195 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2197 (Target_arm::Scan::global): Treat any reference to the symbol
2198 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2200 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2202 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2203 (Scan::global_reloc_may_be_function_pointer): New function.
2204 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2205 (Scan::global_reloc_may_be_function_pointer): New function.
2206 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2207 (Scan::global_reloc_may_be_function_pointer): New function.
2208 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2209 (Scan::global_reloc_may_be_function_pointer): New function.
2210 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2211 (Scan::global_reloc_may_be_function_pointer): New function.
2212 (Scan::possible_function_pointer_reloc): New function.
2213 (Target_x86_64::can_check_for_function_pointers): New function.
2214 * gc.h (gc_process_relocs): Scan relocation types to determine if
2215 function pointers were taken for targets that support it.
2216 * icf.cc (Icf::find_identical_sections): Include functions for
2217 folding in safe ICF whose pointer is not taken.
2218 * icf.h (Secn_fptr_taken_set): New typedef.
2219 (fptr_section_id_): New member.
2220 (section_has_function_pointers): New function.
2221 (set_section_has_function_pointers): New function.
2222 (check_section_for_function_pointers): New function.
2223 * options.h: Fix comment for safe ICF option.
2224 * target.h (can_check_for_function_pointers): New function.
2225 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2226 Modify icf_safe_test for X86-64.
2227 * testsuite/Makefile.in: Regenerate.
2228 * testsuite/icf_safe_so_test.cc: New file.
2229 * testsuite/icf_safe_so_test.sh: New file.
2230 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2231 (main): Change to take pointer to function kept_func_3.
2232 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2233 folding is done correctly for X86-64.
2235 2010-02-12 David S. Miller <davem@davemloft.net>
2237 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2238 is_symbolless parameter.
2239 (Output_reloc<SHT_REL>::is_symbolless): New.
2240 (Output_reloc<SHT_REL>::is_symbolless_): New.
2241 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2242 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2243 (Output_reloc<SHT_RELA>::is_symbolless): New.
2244 (Output_data_reloc::add_global): Handle is_symbolless.
2245 (Output_data_reloc::add_global_relative): Likewise.
2246 (Output_data_reloc::add_local): Likewise.
2247 (Output_data_reloc::add_local_relative): Likewise.
2248 (Output_data_reloc::add_symbolless_global_addend): New.
2249 (Output_data_reloc::add_symbolless_local_addend): New.
2250 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2252 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2253 instead of ->is_relative_
2254 (Output_reloc::write): Likewise.
2255 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2256 (Output_reloc::write_rel): Simplify.
2258 * sparc.cc (Target_sparc::Scan::local): Use
2259 ->add_symbolless_local_addend as needed.
2260 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2261 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2262 based upon relocation offset.
2264 2010-02-11 Doug Kwan <dougkwan@google.com>
2266 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2267 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2268 beginning of function.
2269 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2270 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2271 parameter is_32bit in calls to should_apply_static_reloc.
2272 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2273 (check_DATA): Add arm_abs_global.stdout.
2274 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2275 arm_abs_global.stdout): New rules.
2276 (MOSTLLYCLEANFILES): Add arm_abs_global
2277 * Makefile.in: Regenerate.
2278 * testsuite/arm_abs_global.s: New file.
2279 * testsuite/arm_abs_global.sh: Ditto.
2280 * testsuite/arm_abs_lib.s: Ditto.
2282 2010-02-11 Ian Lance Taylor <iant@google.com>
2284 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2286 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2287 Allocate_commons_task first.
2288 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2289 task, rather than symtab_lock_.
2290 (Gc_process_relocs::~Gc_process_relocs): New function.
2291 (Gc_process_relocs::is_runnable): Check this_blocker_.
2292 (Gc_process_relocs::locks): Use next_blocker_ rather than
2294 (Scan_relocs::~Scan_relocs): New function.
2295 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2297 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2299 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2300 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2301 constructor accordingly.
2302 (class Gc_process_relocs): Likewise.
2303 (class Scan_relocs): Likewise.
2304 * common.h (class Allocate_commons_task): Remove symtab_lock_
2305 field, and corresponding constructor parameter.
2306 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2308 (Allocate_commons_task::locks): Likewise.
2310 2010-02-11 Ian Lance Taylor <iant@google.com>
2312 * gold-threads.h (class Once): Define.
2313 (class Initialize_lock): Rewrite as child of Once.
2314 * gold-threads.cc (class Once_initialize): Define.
2315 (once_pointer_control): New static variable.
2316 (once_pointer, once_arg): New static variables.
2317 (c_run_once): New static function.
2318 (Once::Once, Once::run_once, Once::internal_run): New functions.
2319 (class Initialize_lock_once): Remove.
2320 (initialize_lock_control): Remove.
2321 (initialize_lock_pointer): Remove.
2322 (initialize_lock_once): Remove.
2323 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2324 (Initialize_lock::initialize): Rewrite.
2325 (Initialize_lock::do_run_once): New function.
2326 * archive.cc (Archive::interpret_header): Only clear name if it is
2328 * fileread.cc: Include "gold-threads.h"
2329 (file_counts_lock): New static variable.
2330 (file_counts_initialize_lock): Likewise.
2331 (File_read::release): Only increment counts when using --stats.
2332 Use a lock around the increment.
2333 * parameters.cc (class Set_parameters_target_once): Define.
2334 (set_parameters_target_once): New static variable.
2335 (Parameters::Parameters): Move here from parameters.h.
2336 (Parameters::set_target): Rewrite.
2337 (Parameters::set_target_once): New function.
2338 (Parameters::clear_target): Move here and rewrite.
2339 * parameters.h (class Parameters): Update declarations. Add
2340 set_parameters_target_once_ field.
2341 (Parameters::Parameters): Move to parameters.cc.
2342 (Parameters::clear_target): Likewise.
2343 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2345 (Start_group::~Start_group): New function.
2346 (Start_group::is_runnable): New function.
2347 (Start_group::locks, Start_group::run): New functions.
2348 (Finish_group::run): Change saw_undefined to size_t.
2349 * readsyms.h (class Start_group): Define.
2350 (class Finish_group): Change saw_undefined_ field to size_t.
2351 (Finish_group::Finish_group): Remove saw_undefined and
2352 this_blocker parameters. Change all callers.
2353 (Finish_group::set_saw_undefined): New function.
2354 (Finish_group::set_blocker): New function.
2355 * symtab.h (class Symbol_table): Change saw_undefined to return
2356 size_t. Change saw_undefined_ field to size_t.
2357 * target-select.cc (Set_target_once::do_run_once): New function.
2358 (Target_selector::Target_selector): Initialize set_target_once_
2359 field. Don't initialize lock_ and initialize_lock_ fields.
2360 (Target_selector::instantiate_target): Rewrite.
2361 (Target_selector::set_target): New function.
2362 * target-select.h (class Set_target_once): Define.
2363 (class Target_selector): Update declarations. Make
2364 Set_target_once a friend. Remove lock_ and initialize_lock_
2365 fields. Add set_target_once_ field.
2367 2010-02-10 Ian Lance Taylor <iant@google.com>
2369 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2371 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2372 (queue_middle_tasks): Add all blockers before queueing any tasks.
2373 (queue_final_tasks): Likewise.
2374 * token.h (Task_token::add_blockers): New function.
2375 * object.h (Input_objects::number_of_relobjs): New function.
2377 2010-02-10 Ian Lance Taylor <iant@google.com>
2379 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2380 shared, not if not position independent.
2381 * x86_64.cc (Relocate::relocate_tls): Likewise.
2382 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2383 (tls_pie_pic_test): New target.
2384 * testsuite/Makefile.in: Rebuild.
2386 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2387 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2388 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2389 * testsuite/Makefile.in: Rebuild.
2391 2010-02-09 David S. Miller <davem@davemloft.net>
2393 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2394 R_SPARC_RELATIVE using ->add_local_relative().
2395 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2397 * output.h (Output_data_dynamic::add_section_size): New method
2398 that takes two Output_data objects.
2399 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2400 entry param. Handle it in initializers.
2401 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2402 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2403 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2405 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2406 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2407 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2408 for dynrel_includes_plt.
2409 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2410 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2411 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2413 (Target_sparc::do_finalize_sections): Update to pass true for
2414 dynrel_includes_plt.
2415 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2416 output before .rela.plt
2417 (Target_powerpc::do_finalize_sections): Update to pass true for
2418 dynrel_includes_plt when 32-bit.
2420 2010-02-08 Doug Kwan <dougkwan@google.com>
2422 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2424 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2425 Arm_relobj::scan_section_for_cortex_a8_stubs,
2426 Arm_relobj::do_relocation_section): Instead of calling
2427 Output_section::output_address, use faster
2428 Arm_relobj::simple_input_section_output_address.
2430 2010-02-08 David S. Miller <davem@davemloft.net>
2432 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2433 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2434 relocation helper function.
2436 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2437 just like R_SPARC_GOT{10,13,22}.
2438 (Target_sparc::Scan::local): Likewise.
2439 (Target_sparc::Relocate:relocate): Likewise.
2441 2010-02-06 Ian Lance Taylor <iant@google.com>
2443 * configure.ac: Rewrite targetobjs duplicate removal code to use
2444 only shell constructs.
2445 * configure: Rebuild.
2447 2010-02-05 Doug Kwan <dougkwan@google.com>
2450 * arm.cc (Arm_relobj::section_is_scannable): New method.
2451 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2452 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2454 2010-02-04 Doug Kwan <dougkwan@google.com>
2457 * arm-reloc-property.cc (cstdio): Include.
2458 * configure.ac (targetobjs): Remove duplicates.
2459 * configure: Regenerate.
2460 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2461 big and little endian version for a given address size.
2463 2010-02-03 Doug Kwan <dougkwan@google.com>
2465 * arm-reloc-property.cc
2466 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2468 * arm-reloc-property.h
2469 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2470 New method definition.
2471 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2473 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2475 (GOT_PREL): Change implemented to Y.
2476 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2477 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2478 (Arm_relocate_functions::movw_abs_nc): Remove method.
2479 (Arm_relocate_functions::movt_abs): Ditto.
2480 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2481 (Arm_relocate_functions::thm_movt_abs): Ditto.
2482 (Arm_relocate_functions::movw_rel_nc): Ditto.
2483 (Arm_relocate_functions::movw_rel): Ditto.
2484 (Arm_relocate_functions::movt_rel): Ditto.
2485 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2486 (Arm_relocate_functions:thm_movw_rel): Ditto.
2487 (Arm_relocate_functions:thm_movt_rel): Ditto.
2488 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2489 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2490 New method definitions.
2491 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2492 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2493 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2494 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2495 (Target_arm::Relocate::relocate): Check for non-static or
2496 unimplemented relocation code and exit early. Change calls to
2497 Target_arm::reloc_uses_thumb_bit and
2498 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2499 instead. Refactor code to handle similar relocations to increase
2500 code sharing. Remove check for unsupported relocation code in switch
2502 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2503 relocation property table to find out size. Change error message to
2504 print out the name of a relocation code instead of the numeric value.
2505 (Target_arm::scan_reloc_for_stub): Use relocation property table
2506 instead of calling Target_arm::reloc_uses_thumb_bit().
2508 2010-02-02 Doug Kwan <dougkwan@google.com>
2510 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2511 types of relaxed input section.
2513 2010-02-02 Doug Kwan <dougkwan@google.com>
2515 * Makefile.am (HFILES): Add arm-reloc-property.h.
2517 (TARGETSOURCES): Add arm-reloc-property.cc
2518 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2519 (libgold_a_SOURCES): $(DEFFILES)
2520 * Makefile.in: Regenerate.
2521 * arm-reloc-property.cc: New file.
2522 * arm-reloc-property.h: New file.
2523 * arm-reloc.def: New file.
2524 * arm.cc: Update comments.
2525 (arm-reloc-property.h): New included header.
2526 (arm_reloc_property_table): New global variable.
2527 (Target_arm::do_select_as_default_target): New method definition.
2528 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2529 arm-reloc-property to targ_extra_obj.
2530 * parameters.cc (set_parameters_target): Call
2531 Target::select_as_default_target().
2532 * target.h (Target::select_as_default_target): New method definition.
2533 (Target::do_select_as_default_target): Same.
2535 2010-02-01 Doug Kwan <dougkwan@google.com>
2537 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2538 first_output_text_section_.
2539 (Arm_exidx_fixup::first_output_text_section): New method definition.
2540 (Arm_exidx_fixup::first_output_text_section_): New data member.
2541 (Arm_exidx_fixup::process_exidx_section): Record the first text
2542 output section seen.
2543 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2544 and entsize in output section header.
2546 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2548 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2549 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2550 (Arm_relocate_functions::thm_alu11): New Method.
2551 (Arm_relocate_functions::thm_pc8): New Method.
2552 (Arm_relocate_functions::thm_pc12): New Method.
2553 (Target_arm::Scan::local): Handle the relocations.
2554 (Target_arm::Scan::global): Likewise.
2555 (Target_arm::Relocate::relocate): Likewise.
2556 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2558 2010-01-29 Doug Kwan <dougkwan@google.com>
2560 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2561 of relocation types as ld.
2563 2010-01-29 Doug Kwan <dougkwan@google.com>
2565 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2567 (Arm_relocate_functions::thumb_branch_common): Ditto.
2568 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2569 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2570 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2571 Arm_relocate_functions::jump24): Remove.
2572 (Target_arm::Relocate::relocate): Adjust code to call
2573 Arm_relocation_functions::arm_branch_common and
2574 Arm_relocation_functions::thumb_branch_common instead of their removed
2575 wrappers. Merge switch-cases together to reduce source code size.
2577 2010-01-29 Doug Kwan <dougkwan@google.com>
2579 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2580 output_local_symbol_count_needs_update_.
2581 (Arm_relobj::output_local_symbol_count_needs_update,
2582 Arm_relobj::set_output_local_symbol_count_needs_update,
2583 Arm_relobj::update_output_local_symbol_count): New methods.
2584 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2586 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2587 of pointed function as in a R_ARM_PREL31 relocation.
2588 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2589 for output local symbol count updating.
2590 (Target_arm::do_relax): Update output local symbol counts in objects
2592 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2594 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2596 * arm.cc: Added support for the ARM relocations:
2597 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2598 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2599 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2601 (Arm_relocate_functions::movw_rel): New method.
2602 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2603 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2605 (Arm_relocate_functions::thm_movw_rel): New method.
2606 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2608 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2610 (Target_arm::Scan::global): Likewise.
2611 (Target_arm::Relocate::relocate): Likewise.
2612 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2615 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2617 * arm.cc: Added support for ARM group relocations.
2618 (Target_arm::reloc_needs_sym_origin): New method.
2619 (Arm_relocate_functions::calc_grp_kn): New method.
2620 (Arm_relocate_functions::calc_grp_residual): New method.
2621 (Arm_relocate_functions::calc_grp_gn): New method.
2622 (Arm_relocate_functions::arm_grp_alu): New Method.
2623 (Arm_relocate_functions::arm_grp_ldr): New Method.
2624 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2625 (Arm_relocate_functions::arm_grp_ldc): New Method.
2626 (Target_arm::Scan::local): Handle the ARM group relocations.
2627 (Target_arm::Scan::global): Likewise.
2628 (Target_arm::Relocate::relocate): Likewise.
2629 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2632 2010-01-26 Doug Kwan <dougkwan@google.com>
2634 * arm.cc (set): Include.
2635 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2637 (Arm_output_section::Text_section_list): New type.
2638 (Arm_output_section::append_text_sections_to_list): New method.
2639 (Arm_output_section::fix_exidx_coverage): Ditto.
2640 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2641 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2642 Relobj::set_section_offset() instead of
2643 Sized_relobj::invalidate_section_offset().
2644 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2645 parameter for section headers. Ignore relocation sections for
2646 unallocated sections and EXIDX sections.
2647 (Target_arm::fix_exidx_coverage): New method.
2648 (Target_arm::output_section_address_less_than): New type.
2649 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2650 linked text section instead of the EXIDX section.
2651 (Arm_output_section::create_stub_group): Add an assertion to check
2652 that this is not an EXIDX output section.
2653 (Arm_output_section::append_text_sections_to_list): New method.
2654 (Arm_output_section::fix_exidx_coverage): Ditto.
2655 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2656 Arm_relobj::section_needs_reloc_stub_scanning.
2657 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2659 (Target_arm::fix_exidx_coverage): New method.
2660 * object.h (Relobj::set_output_section): New method.
2661 (Sized_relobj::invalidate_section_offset): Remove method.
2662 (Sized_relobj::do_invalidate_section_offset): Remove method.
2663 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2665 2010-01-25 Doug Kwan <dougkwan@google.com>
2667 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2668 Fix warning due to signed and unsigned comparison on a 32-bit host.
2670 2010-01-22 Doug Kwan <dougkwan@google.com>
2672 * arm.cc (Target_arm::do_relax): Record an output section for section
2673 offset adjustment it contains any stub table that has changed.
2674 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2675 offsets in an output section if necessary.
2676 * output.cc (Output_section::Output_section): Initialize
2677 section_offsets_need_adjustments_.
2678 (Output_section::add_input_section_for_script): Renamed to
2679 Output_section::add_simple_input_section.
2680 (Output_section::save_states): Add a comment.
2681 (Output_section::discard_states): New method defintion.
2682 (Output_section::adjust_section_offsets): Same.
2683 * output.h (Output_section::add_input_section_for_script): Renamed to
2684 Output_section::add_simple_input_section.
2685 (Output_section::discard_states): New method declaration.
2686 (Output_section::adjust_section_offsets): Same.
2687 (Output_section::section_offsets_need_adjustment,
2688 Output_section::set_section_offsets_need_adjustment): New method
2690 (Output_section::section_offsets_need_adjustment_): New data member.
2691 * script-sections.cc
2692 (Output_section_element_input::set_section_address): Adjust code for
2693 renaming of Output_section::add_input_section_for_script.
2694 (Orphan_output_section::set_section_address): Same.
2696 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2698 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2699 Fix_v4bx enum values .
2700 * gold/options.h (General_options): New option definitions.
2701 (General_options::fix_v4bx): New method.
2702 (General_options::Fix_v4bx): New enum.
2703 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2704 (General_options::parse_fix_v4bx_interworking): New method.
2706 2010-01-22 Doug Kwan <dougkwan@google.com>
2708 * arm.cc (Arm_exidx_fixup): New class.
2710 2010-01-21 Doug Kwan <dougkwan@google.com>
2712 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2714 (Arm_exidx_section_offset_map): New type.
2716 2010-01-21 Doug Kwan <dougkwan@google.com>
2718 * arm.cc (Arm_exidx_input_section): New class.
2719 (Arm_relobj::exidx_input_section_by_link,
2720 Arm_relobj::exidx_input_section_by_shndx,
2721 Arm_relobj::make_exidx_input_section): New methods.
2722 (read_arm_attributes_section): Remove.
2723 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2724 information about them.
2725 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2728 2010-01-20 Doug Kwan <dougkwan@google.com>
2730 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2731 Input_section_specifier to Section_id.
2732 (Target_arm::new_arm_input_section: Adjust code for change of key
2734 (Target_arm::find_arm_input_section): Ditto.
2735 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2736 (Section_id): Remove.
2737 (Garbage_collection::Section_id_hash): Remove.
2738 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2739 (Section_id): Remove.
2740 (Icf::Section_id_hash): Remove.
2741 * object.h (Section_id, Const_section_id, Section_id_hash,
2742 Const_section_id_hash): New type definitions.
2743 * output.cc (Output_section::add_relaxed_input_section): Change to
2744 use Const_section_id instead of Input_section_specifier as key type.
2745 (Output_section::add_merge_input_section): Ditto.
2746 (Output_section::build_relaxation_map): Change to use Section_id
2747 instead of Input_section_specifier as key type.
2748 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2750 (Output_section::convert_input_sections_to_relaxed_sections): Change
2751 to use Const_section_id instead of Input_section_specifier as key type.
2752 (Output_section::find_merge_section): Ditto.
2753 (Output_section::find_relaxed_input_section): Ditto.
2754 * output.h (Input_section_specifier): Remove class.
2755 (Output_section::Output_section_data_by_input_section_map): Change
2756 key type to Const_section_id.
2757 (Output_section::Output_relaxed_input_section_by_input_section_map):
2759 (Output_section::Relaxation_map): Change key type to Section_id.
2761 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2763 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2764 (class Arm_v4bx_stub): New class.
2765 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2766 (Stub_factory::make_arm_v4bx_stub): New method.
2767 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2768 (Stub_table::empty): Handle v4bx stubs.
2769 (Stub_table::add_arm_v4bx_stub): New method.
2770 (Stub_table::find_arm_v4bx_stub): New method.
2771 (Arm_relocate_functions::v4bx): New method.
2772 (Target_arm::fix_v4bx): New method.
2773 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2774 (Stub_table::relocate_stubs): Likewise.
2775 (Stub_table::do_write): Likewise.
2776 (Stub_table::update_data_size_and_addralign): Likewise.
2777 (Stub_table::finalize_stubs): Likewise.
2778 (Target_arm::Scan::local): Likewise.
2779 (Target_arm::Scan::global): Likewise.
2780 (Target_arm::do_finalize_sections): Likewise.
2781 (Target_arm::Relocate::relocate): Likewise.
2782 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2784 (Target_arm::scan_reloc_for_stub): Likewise.
2785 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2787 2010-01-19 Ian Lance Taylor <iant@google.com>
2789 * output.cc (Output_section_headers::do_sized_write): Write large
2790 segment count to sh_info field.
2791 (Output_file_header::do_sized_write): For large segment count,
2792 write PN_XNUM to e_phnum field.
2794 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2796 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2797 (Arm_relocate_functions::thm_jump8): New function.
2798 (Arm_relocate_functions::thm_jump11): New function.
2799 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2801 (Target_arm::Scan::global): Likewise.
2802 (Target_arm::Relocate::relocate): Likewise.
2803 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2806 2010-01-14 Doug Kwan <dougkwan@google.com>
2808 * arm.cc (map, utility): Include headers.
2809 (Target_arm::apply_cortex_a8_workaround): New method.
2810 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2811 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2812 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2813 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2814 the --[no-]fix-cortex-a8 command line options.
2815 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2816 (Target_arm::relocate_stub): Use addend in instruction template.
2817 * options.h (DEFINE_bool): Set the user-set flag.
2818 (General_options): Add --[no-]-fix-cortex options.
2819 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2820 : Update fast look-up map after conversion.
2822 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2824 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2825 in the first pass of do_layout.
2827 2010-01-13 Doug Kwan <dougkwan@google.com>
2829 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2830 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2831 apparent compiler problem of not folding static constant integral
2832 data members of elfcpp::Elf_sizes<32>.
2834 2010-01-13 Doug Kwan <dougkwan@google.com>
2836 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2837 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2838 Arm_relobj::scan_section_for_cortex_a8_erratum,
2839 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2840 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2841 sections to scan for relocation stubs into a new method
2842 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2843 relocation and Cortex-A8 stub scanning.
2844 (Target_arm::do_relax): Force stubs to be after stubbed sections
2845 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2846 the beginning of a new relaxation pass. Update a comment.
2847 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2849 2010-01-12 Ian Lance Taylor <iant@google.com>
2851 * target-reloc.h (visibility_error): New inline function.
2852 (relocate_section): Call visibility_error.
2853 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2854 (MOSTLYCLEANFILES): Likewise.
2855 (protected_4_pic.o, protected_3.err): New targets.
2856 * testsuite/protected_4.cc: New file.
2858 2010-01-12 Doug Kwan <dougkwan@google.com>
2860 * arm.cc (Cortex_a8_reloc): New class.
2861 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2862 and cortex_a8_relocs_info_.
2863 (Target_arm::fix_cortex_a8): New method definition.
2864 (Target_arm::Cortex_a8_relocs_info): New type.
2865 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2866 New data member declarations.
2867 (Target_arm::scan_reloc_for_stub): Record information about
2868 relocations for THUMB branches that might be exempted from the
2869 Cortex-A8 workaround.
2870 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2871 at the beginning of a relaxation pass.
2873 2010-01-12 Doug Kwan <dougkwan@google.com>
2875 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2876 (Arm_relobj::Mapping_symbol_position,
2877 Arm_reloj::Mapping_symbol_position_less,
2878 Arm_relobj::Mapping_symbols_info): New types.
2879 (Target_arm::is_mapping_symbol_name): New method definition.
2880 (Arm_relobj::do_count_local_symbols): Save information about mapping
2883 2010-01-11 Doug Kwan <dougkwan@google.com>
2885 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2886 Arm_relocate_functions::thumb32_branch_upper,
2887 Arm_relocate_functions::thumb32_branch_lower,
2888 Arm_relocate_functions::thumb32_cond_branch_offset,
2889 Arm_relocate_functions::thumb32_cond_branch_upper,
2890 Arm_relocate_functions::thumb32_cond_branch_lower,
2891 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2892 branch offset encoding.
2893 (Arm_relocate_functions::thumb_branch_common): Use new branch
2894 offset encoding methods to avoid code duplication.
2895 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2896 (Stub_addend_reader::operator()): Use new branch encoding method
2897 to avoid code duplication.
2899 2010-01-11 Doug Kwan <dougkwan@google.com>
2901 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2902 (Target_arm::do_finalize_sections): Define special EXIDX section
2903 symbols only if referenced.
2904 * gc.h (Garbage_collection::add_reference): New method.
2905 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2908 2010-01-11 Ian Lance Taylor <iant@google.com>
2910 * script.cc (Version_script_info::build_expression_list_lookup):
2911 Change complaing about duplicate wildcard match from error to
2914 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2916 (Version_script_info::Version_script_info): Initialize globs_,
2917 default_version_, default_is_global_, and exact_. Don't
2918 initialize globals_ or locals_.
2919 (Version_script_info::build_lookup_tables): Build local symbols
2921 (Version_script_info::unquote): New function.
2922 (Version_script_info::add_exact_match): New function.
2923 (Version_script_info::build_expression_list_lookup): Remove lookup
2924 parameter. Add is_global parameter. Change all callers. Handle
2925 wildcard pattern specially. Unquote pattern. Call
2927 (Version_script_info::get_name_to_match): New function.
2928 (Version_script_info::get_symbol_version): New function.
2929 (Version_script_info::get_symbol_version_helper): Remove.
2930 (Version_script_info::check_unmatched_names): Call unquote.
2931 * script.h (class Version_script_info): Change get_symbol_version
2932 to be non-inline and add is_global parameter; change all callers.
2933 Rewrite symbol_is_local. Update declarations. Define struct
2934 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2935 Remove globals_ and locals_ members. Add exact_, globs_,
2936 default_version_, is_global_.
2937 (Version_script_info::Glob): Remove pattern, add expression and
2938 is_global. Update constructor. Change all callers.
2939 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2941 (Versions::symbol_section_contents): If a symbol is undefined, or
2942 defined in a dynamic object, set the version index to
2944 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2946 (Symbol_table::add_from_pluginobj): Likewise.
2947 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2949 2010-01-11 Doug Kwan <dougkwan@google.com>
2951 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2952 (incremental_dump_LDADD): Add linking option for libintl.
2953 * Makefile.in: Regenerate.
2955 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2958 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2960 * testsuite/Makefile.in: Regenerated.
2962 2010-01-10 Doug Kwan <dougkwan@google.com>
2964 * options.h (DEFINE_var): Use parentheses around argument varname__
2965 in macro body to avoid any unintended subsequent substitutions.
2967 2010-01-10 Ian Lance Taylor <iant@google.com>
2969 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2970 candidates before doing symbol resolution.
2972 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2973 ODR candidates if only one is weak.
2975 2010-01-08 Ian Lance Taylor <iant@google.com>
2977 * script.cc (Version_script_info::build_expression_list_lookup):
2978 Don't warn about ambiguous version, just record the ambiguity.
2979 (Version_script_info::get_symbol_version_helper): Give error if
2980 version is ambiguous.
2982 2010-01-08 Doug Kwan <dougkwan@google.com>
2984 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2985 prev_data_size_ and prev_addralign_. Remove initializer for
2986 deleted data member has_been_changed_.
2987 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2988 to determine if the table is empty.
2989 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2991 (Stub_table::add_reloc_stub): Define method in class definition
2992 instead of just declaring it there.
2993 (Stub_table::add_cortex_a8_stub): New method definition.
2994 (Stub_table::update_data_size_and_addralign): Ditto.
2995 (Stub_table::finalize_stubs): Ditto.
2996 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2997 (Stub_table::do_addralign_): Return address alignment in the
2998 (Stub_table::do_reset_address_and_file_offset): Define method in
2999 class definition instead of declaring it there. Set current data
3000 size to be the data size of the previous pass.
3001 (Stub_table::set_final_data_size): Use current data size as the
3003 (Stub_table::relocate_stub): Change parameter type of stub from
3004 Reloc_stub pointer to Stub pointer.
3005 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3006 (Stub_table::Cortex_a8_stub_list): New typedef.
3007 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3008 Stub_table::prev_addralign_): New data member.
3009 (Arm_relobj::Arm_relobj): Initialize data member
3010 section_has_cortex_a8_workaround_.
3011 (Arm_relobj::section_has_cortex_a8_workaround,
3012 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3014 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3016 (Target_arm::relocate_stub): Change parameter type of stub from
3017 Reloc_stub pointer to Stub pointer.
3018 (Insn_template::size, Insn_template::alignment): Handle
3019 THUMB16_SPECIAL_TYPE.
3020 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3021 Stub_table::update_data_size_and_addralign,
3022 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3024 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3025 (Stub_table::do_write): Ditto.
3026 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3028 2010-01-08 Ian Lance Taylor <iant@google.com>
3031 * symtab.h (class Symbol): Remove fields is_target_special_ and
3032 has_plt_offset_. Add field is_defined_in_discarded_section_.
3033 (Symbol::is_defined_in_discarded_section): New function.
3034 (Symbol::set_is_defined_in_discarded_section): New function.
3035 (Symbol::has_plt_offset): Rewrite.
3036 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3037 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3038 Don't initialize is_target_special_ or has_plt_offset_.
3039 Initialize is_defined_in_discarded_section_.
3040 (Symbol_table::add_from_relobj): If appropriate, set
3041 is_defined_in_discarded_section.
3042 * resolve.cc (Symbol::override_base_with_special): Don't test
3043 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3044 * target-reloc.h (relocate_section): Do special handling for
3045 symbols defined in discarded sections for global symbols as well
3048 2010-01-08 Ian Lance Taylor <iant@google.com>
3050 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3051 the SHT_SYMTAB case.
3053 2010-01-08 Ian Lance Taylor <iant@google.com>
3055 * object.cc (Sized_relobj::do_layout): Don't get confused if
3056 layout_eh_frame returns NULL.
3058 2010-01-08 Ian Lance Taylor <iant@google.com>
3061 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3062 dynamic symbol table, use the normal symbol table.
3063 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3066 2010-01-08 Ian Lance Taylor <iant@google.com>
3069 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3072 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3074 * version.cc (print_version): Change to "Copyright 2010".
3076 2010-01-08 Ian Lance Taylor <iant@google.com>
3080 * i386.cc (class Target_i386): Change return type of plt_section
3082 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3083 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3084 tls_desc_rel_ field.
3085 (Output_data_plt_i386::rel_tls_desc): New function.
3086 (Target_i386::rel_tls_desc_section): New function.
3087 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3088 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3089 R_386_TLS_DESC reloc in rel_tls_desc_section.
3090 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3091 Define struct Tlsdesc_info.
3092 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3093 (Target_x86_64::do_reloc_symbol_index): New function.
3094 (Target_x86_64::add_tlsdesc_info): New function.
3095 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3096 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3098 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3100 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3101 (Target_x86_64::rela_tlsdesc_section): New function.
3102 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3104 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3105 (Target_x86_64::do_reloc_addend): New function.
3106 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3107 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3108 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3109 (Output_reloc::type): New function.
3110 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3111 (Output_reloc::is_target_specific): New function.
3112 (Output_reloc::target_arg): New function.
3113 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3114 absolute relocs and target specific relocs.
3115 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3116 add_target_specific.
3117 (class Output_data_reloc) [SHT_RELA]: Likewise.
3118 * output.cc (Output_reloc::Output_reloc): Add four new versions
3119 for absolute relocs and target specific relocs.
3120 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3121 (Output_reloc::get_symbol_index): Likewise.
3122 (Output_reloc::local_section_offset): Check that local_sym_index_
3123 is not TARGET_CODE or 0.
3124 (Output_reloc::symbol_value): Likewise.
3125 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3127 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3128 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3130 * layout.cc (add_target_dynamic_tags): Use output section for
3131 DT_PLTRELSZ and DT_JMPREL.
3133 2010-01-07 Ian Lance Taylor <iant@google.com>
3136 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3138 (class Output_data_reloc_generic): Define.
3139 (class Output_data_reloc_base): Change base class to
3140 Output_data_reloc_generic. Change add() method to call
3141 bump_relative_reloc_count for a relative reloc. Remove
3143 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3145 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3146 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3148 * layout.h (class Layout): Update declaration.
3150 2010-01-07 Ian Lance Taylor <iant@google.com>
3152 * output.h (class Output_data): Add const version of
3153 output_section and do_output_section.
3154 (class Output_section_data): Add const version of
3156 (class Output_section): Likewise.
3157 * layout.cc (Layout::add_target_dynamic_tags): New function.
3158 * layout.h (class Layout): Update declarations.
3159 * arm.cc (Target_arm::do_finalize_sections): Use
3160 add_target_dynamic_tags.
3161 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3162 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3163 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3164 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3166 2010-01-07 Ian Lance Taylor <iant@google.com>
3169 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3172 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3173 Ian Lance Taylor <iant@google.com>
3176 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3177 Xindex::read_symtab_xindex.
3179 2010-01-07 Doug Kwan <dougkwan@google.com>
3181 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3182 (Insn_template::thumb16_bcond_insn): New method declaration.
3183 (Insn_template): Fix spelling.
3184 (Stub::thumb16_special): New method declaration.
3185 (Stub::do_write): Define virtual method which was previously pure
3187 (Stub::do_thumb16_special): New method declaration.
3188 (Stub::do_fixed_endian_write): New template member.
3189 (Reloc_stub::do_write): Remove.
3190 (Reloc_stub::do_fixed_endian_write): Remove.
3191 (Cortex_a8_stub): New class definition.
3192 (Stub_factory::make_cortex_a8_stub): New method definition.
3193 (Stub_factory::Stub_factory): Add missing static storage class
3194 qualifier for elf32_arm_stub_a8_veneer_blx.
3196 2010-01-07 Ian Lance Taylor <iant@google.com>
3199 * options.h (class General_options): Add --warn-unresolved-symbols
3200 and --error-unresolved-symbols.
3201 * errors.cc (Errors::undefined_symbol): Implement
3202 --warn-unresolved-symbols.
3204 * options.h (class General_options): Add -z text and -z textoff.
3205 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3207 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3209 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3210 (Garbage_collection::cident_sections): New function.
3211 (Garbage_collection::add_cident_section): New function.
3212 (Garbage_collection::cident_sections_): New member.
3213 (gc_process_relocs): Add references to sections whose names are C
3215 * gold.h (cident_section_start_prefix): New constant.
3216 (cident_section_stop_prefix): New constant.
3217 (is_cident): New function.
3218 * layout.cc (Layout::define_section_symbols): Replace string constants
3219 with the newly defined constants.
3220 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3222 * testsuite/Makefile.am: Add gc_orphan_section_test.
3223 * testsuite/Makefile.in: Regenerate.
3224 * testsuite/gc_orphan_section_test.cc: New file.
3225 * testsuite/gc_orphan_section_test.sh: New file.
3227 2010-01-06 Ian Lance Taylor <iant@google.com>
3230 * options.h (class General_options): Add --warn-shared-textrel.
3231 * layout.cc (Layout::finish_dynamic_section): Implement
3232 --warn-shared-textrel.
3235 * options.h (class General_options): Add --warn-multiple-gp.
3237 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3239 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3240 $(THREADSLIB) and $(LIBDL).
3241 * Makefile.in: Rebuild.
3243 2010-01-06 Ian Lance Taylor <iant@google.com>
3246 * options.cc (General_options::parse_section_start): New function.
3247 (General_options::section_start): New function.
3248 (General_options::General_options): Initialize all members.
3249 * options.h: Include <map>
3250 (class General_options): Add --section-start. Add section_starts_
3252 * layout.cc (Layout::attach_allocated_section_to_segment): If
3253 --section-start was used, set the address of the segment. Remove
3254 local sort_sections.
3255 (Layout::relaxation_loop_body): If the address of the load segment
3256 has been set by --section-start, don't use it.
3257 * output.h (Output_segment::update_flags_for_output_section): New
3259 * output.cc (Output_segment::add_output_section): Call
3260 update_flags_for_output_section.
3262 2010-01-05 Ian Lance Taylor <iant@google.com>
3265 * options.h (class General_options): Add --undefined-version.
3266 * script.cc (struct Version_expression): Add was_matched_by_symbol
3268 (Version_script_info::matched_symbol): New function.
3269 (Version_script_info::get_symbol_version_helper): Call
3271 (Version_script_info::check_unmatched_names): New function.
3272 * script.h (class Version_script_info): Update declarations.
3273 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3275 * options.h (class General_options): Use DEFINE_bool_alias for
3276 allow_multiple_definition.
3277 * resolve.cc (Symbol_table::should_override): Don't test
3278 allow_multiple_definition.
3281 * options.h (class General_options): Add --cref.
3282 * main.cc (main): Print cref table if --cref. Don't close mapfile
3283 until after printing cref table.
3284 * cref.cc: Include "symtab.h".
3285 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3286 (Cref_table_compare::operator()): New function.
3287 (Cref_inputs::gather_cref): New function.
3288 (filecol): New static const.
3289 (Cref_inputs::print_cref): New function.
3290 (Cref::print_cref): New function.
3291 * cref.h: Include <cstdio>.
3292 (class Cref): Update declarations.
3293 * mapfile.h (Mapfile::file): New function.
3294 * object.h (class Object): Define Symbols. Declare virtual
3295 do_get_global_symbols.
3296 (Object::get_global_symbols): New function.
3297 * object.cc (Input_objects::add_object): Pass object to cref_ if
3299 (Input_objects::archive_start): Likewise.
3300 (Input_objects::archive_stop): Likewise.
3301 (Input_objects::print_cref): New function.
3302 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3303 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3305 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3307 * plugin.h (class Sized_pluginobj): Update declarations.
3309 2010-01-05 Ian Lance Taylor <iant@google.com>
3311 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3312 to is_default_version. Rename insdef to insdefault.
3313 (Symbol_table::add_from_relobj): Rename def to is_default_version
3314 and local to is_forced_local.
3315 (Symbol_table::add_from_pluginobj): Likewise.
3316 (Symbol_table::add_from_dynobj): Likewise.
3317 (Symbol_table::define_special_symbol): Rename insdef to
3320 2010-01-04 Ian Lance Taylor <iant@google.com>
3323 * options.h (class General_options): Add
3324 --allow-multiple-definition and -z muldefs.
3325 * resolve.cc (Symbol_table::should_override): Don't warn about a
3326 multiple symbol definition if --allow-multiple-definition or -z
3330 * options.h (class General_options): Add --add-needed and
3331 --copy-dt-needed-entries. Tweak --as-needed help entry.
3332 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3333 error if --copy-dt-needed-entries aka --add-needed is used and
3334 would cause a change in behaviour.
3337 * options.h (class General_options): Add -G as a short version of
3338 --shared. Add no-op options -assert, -g, and -i.
3340 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3342 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3343 check for .text or .gnu.linkonce.t sections.
3344 * icf.cc (Icf::find_identical_sections): Ditto.
3345 Change the detection for mangled function name within the section
3347 * icf.h (is_section_foldable_candidate): New function.
3349 2009-12-30 Ian Lance Taylor <iant@google.com>
3352 * options.h (class General_options): Permit two dashes with
3353 --retain-symbols-file.
3355 2009-12-30 Ian Lance Taylor <iant@google.com>
3358 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3359 don't put the file header and segment headers in the text
3363 * common.cc (Sort_commons::operator()): Stabilize sort when both
3365 (Symbol_table::do_allocate_commons_list): When allocating common
3366 symbols, skip a symbol which is no longer common.
3367 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3368 an object before checking its type.
3369 * testsuite/common_test_2.c: New file.
3370 * testsuite/common_test_3.c: New file.
3371 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3372 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3373 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3374 (common_test_2_pic.o, common_test_2.so): New targets.
3375 (common_test_3_pic.o, common_test_3.so): New targets.
3376 * testsuite/Makefile.in: Rebuild.
3379 * script.cc (read_input_script): If we see a new SECTIONS clause,
3380 and we have added an input section, give an error.
3381 * layout.h (class Layout): Add have_added_input_section function.
3382 Add have_added_input_section_ field.
3383 * layout.cc (Layout::Layout): Initialize
3384 have_added_input_section_.
3385 (Layout::layout): Set have_added_input_section_.
3386 (Layout::layout_eh_frame): Likewise.
3388 2009-12-30 Ian Lance Taylor <iant@google.com>
3391 * options.h (class General_options): Add --sort-common option.
3392 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3393 * common.cc (Sort_common): Add sort_order parameter to
3394 constructor. Add sort_order_ field.
3395 (Sort_commons::operator): Check sort_order_.
3396 (Symbol_table::allocate_commons): Determine the sort order.
3397 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3399 (Symbol_table::do_allocate_commons_list): Likewise.
3401 2009-12-30 Ian Lance Taylor <iant@google.com>
3404 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3405 symbols from this object, don't change the visibility of an
3407 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3409 2009-12-30 Ian Lance Taylor <iant@google.com>
3412 * script.h (class Version_script_info): Define Language enum.
3413 Update declarations. Define Glob, Exact, and Lookup types. Add
3414 new fields globals_, locals_, and is_finalized_.
3415 * script.cc: Various formatting fixes.
3416 (class Parser_closure): Change language_stack_ from a vector of
3417 std::string to one of Version_script_info::Language. Adjust all
3419 (class Lazy_demangler): Remove.
3420 (struct Version_expression): Change language from std::string to
3421 Version_script_info::Language.
3422 (Version_script_info::Version_script_info): New function.
3423 (Version_script_info::~Version_script_info): Don't call clear.
3424 (Version_script_info::finalize): New function.
3425 (Version_script_info::build_lookup_tables): New function.
3426 (Version_script_info::build_expression_list_lookup): New
3428 (Version_script_info::get_symbol_version_helper): Rewrite to use
3430 (Version_script_info::print_expression_list): Adjust to use
3431 Version_script_info::Language.
3432 (script_push_lex_into_version_mode): Check that the version script
3433 has not been finalized.
3434 (version_script_push_lang): Change language string to
3435 Version_script_info::Language.
3436 * options.cc (Command_line::version_script): New function.
3437 * options.h (class General_options): Add finalize_dynamic_list
3438 function. Change version_script from declaration to definition.
3439 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3440 * testsuite/version_script.map: Remove duplicate def of foo.
3441 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3443 * testsuite/Makefile.in: Rebuild.
3445 2009-12-30 Ian Lance Taylor <iant@google.com>
3448 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3449 if the input symbol index is 0, make the output symbol index 0.
3451 2009-12-30 Ian Lance Taylor <iant@google.com>
3454 * options.h (class General_options): Add -x/--discard-all.
3455 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3456 --discard-all. If the local symbol needs a dynamic entry, check
3457 that before handling --discard-locals.
3459 2009-12-30 Ian Lance Taylor <iant@google.com>
3462 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3464 (Output_segment::add_output_section): Don't change the flags if
3468 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3469 GNU hash table if they need a dynamic value. Otherwise, don't add
3470 them if they are defined in a dynamic object or are forced local.
3472 2009-12-29 Ian Lance Taylor <iant@google.com>
3475 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3476 .gnu.hash table for a 32-bit target.
3479 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3480 regular and a dynamic object only needs a dynamic symbol table
3481 entry if it is externally visible.
3484 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3485 constructor. Add global_offset_table_ field.
3486 (Target_i386::got_section): Set global_offset_table_.
3487 (Target_i386::do_finalize_sections): Set global_offset_table_
3489 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3490 in constructor. Add global_offset_table_ field.
3491 (Target_x86_64::got_section): Set global_offset_table_.
3492 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3495 * layout.cc (Layout::Layout): Initialize increase_relro_.
3496 (Layout::get_output_section): Add is_relro, is_last_relro, and
3497 is_first_non_relro parameters. Change all callers.
3498 (Layout::choose_output_section): Likewise.
3499 (Layout::add_output_section_data): Likewise.
3500 (Layout::make_output_section): Likewise.
3501 (Layout::set_segment_offsets): Clear increase_relro when using a
3503 * layout.h (class Layout): Add increase_relro method. Add
3504 increase_relro_ field. Update declarations.
3505 * output.cc (Output_section::Output_section): Initialize
3506 is_last_relro_ and is_first_non_relro_.
3507 (Output_segment::add_output_section): Group relro sections is
3508 do_sort is true. Handle is_last_relro and is_first_non_relro.
3509 (Output_segment::maximum_alignment): Remove relro handling.
3510 (Output_segment::set_section_addresses): Add increase_relro
3511 parameter. Change all callers. Add initial alignment to align
3512 relro sections on separate page. Remove old relro handling.
3513 (Output_segment::set_section_list_addresses): Remove in_relro
3514 parameter. Change all callers.
3515 (Output_segment::set_offset): Add increase parameter. Change all
3516 callers. Remove old relro handling.
3517 * output.h (class Output_section): Add new methods: is_last_relro,
3518 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3519 Add is_last_relro_ and is_first_non_relro_ fields.
3520 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3521 Create separate .got.plt section. Call increase_relro.
3522 * x86_64.cc (Target_x86_64::got_section): Likewise.
3523 * testsuite/relro_script_test.t: Add .got.plt.
3526 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3527 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3528 (Layout::finalize): Call set_dynamic_symbol_size.
3529 (Layout::set_dynamic_symbol_size): New function.
3530 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3531 set_dynamic_symbol_size.
3534 * output.h (class Output_section): Add is_entsize_zero_ field.
3535 * output.cc (Output_section::Output_section): Initialize
3537 (Output_section::set_entsize): If two different entsizes are
3538 requested, force it to zero.
3539 (Output_section::add_input_section): Set flags for .debug_str
3540 before updating section flags. Set entsize.
3541 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3542 and SHF_STRING if all input sections have those flags.
3544 2009-12-29 Rafael Espindola <espindola@google.com>
3546 * main.cc (main): Fix the sys time reporting.
3547 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3550 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3552 * options.cc (General_options::parse_version): Allow -v to exit
3553 without an error if there is nothing to link.
3555 2009-12-29 Ian Lance Taylor <iant@google.com>
3557 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3558 using a version of gcc before 4.1.
3559 * configure: Rebuild.
3561 2009-12-28 Chris Demetriou <cgd@google.com>
3563 * attributes.cc (Output_attributes_section_data::do_write): Use
3564 std::vector::front rather than std::vector::data.
3566 2009-12-28 Ian Lance Taylor <iant@google.com>
3568 * symtab.h (class Symbol_table): Add enum Defined.
3569 * resolve.cc (Symbol_table::should_override): Add defined
3570 parameter. Change all callers. Test whether object is NULL
3571 before calling a method on it.
3572 (Symbol_table::report_resolve_problem): Add defined parameter.
3574 (Symbol_table::should_override_with_special): Likewise.
3575 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3576 parameter. Change all callers.
3577 (Symbol_table::do_define_in_output_data): Likewise.
3578 (Symbol_table::define_in_output_segment): Likewise.
3579 (Symbol_table::do_define_in_output_segment): Likewise.
3580 (Symbol_table::define_as_constant): Likewise.
3581 (Symbol_table::do_define_as_constant): Likewise.
3582 * script.h (class Symbol_assignment): Add is_defsym parameter to
3583 constructor; change all callers.
3584 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3585 parameter. Change all callers. Add is_defsym_ field.
3586 (class Parser_closure): Add parsing_defsym parameter to
3587 constructor; change all callers. Add parsing_defsym accessor
3588 function. Add parsing_defsym_ field.
3590 2009-12-28 Ian Lance Taylor <iant@google.com>
3592 * gold.cc (queue_middle_tasks): Fix formatting.
3593 * object.cc (Relobj::is_section_name_included): Likewise.
3595 2009-12-23 Ian Lance Taylor <iant@google.com>
3597 * i386.cc (Target_i386::do_calls_non_split): Recognize
3598 -fsplit-stack prologue for a function with a static chain.
3599 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3600 -fsplit-stack prologue when using %r11.
3602 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3604 * options.cc (General_options::parse_version): Make -v continue and do
3605 the link like GNU ld does.
3607 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3609 * Makefile.am (CCFILES): Add timer.cc.
3610 (HFILES): Add timer.h.
3611 * configure.ac: Check for sysconf and times.
3612 * main.cc: include timer.h.
3613 (main): Use Timer instead of get_run_time.
3616 * workqueue.cc: include timer.h.
3617 (Workqueue::find_and_run_task):
3618 Report user, sys and wall time.
3619 * Makefile.in: Regenerate.
3620 * config.in: Regenerate.
3621 * configure: Regenerate.
3623 2009-12-16 Doug Kwan <dougkwan@google.com>
3625 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3627 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3628 relaxed input sections.
3629 * output.cc (Output_section::find_relaxed_input_section): Change
3630 return type to Output_relaxed_input_section pointer. Adjust code
3631 for new type of relaxed_input_section_map_.
3632 * output.h (Output_section::find_relaxed_input_section): Change
3633 return type to Output_relaxed_input_section pointer.
3634 (Output_section::Output_relaxed_input_section_by_input_section_map):
3636 (Output_section::relaxed_input_section_map_): Change type to
3637 Output_section::Output_relaxed_input_section_by_input_section_map.
3638 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3641 2009-12-15 Ian Lance Taylor <iant@google.com>
3643 * layout.cc (Layout::create_shstrtab): Only write out after input
3644 sections if we are compressing debug sections.
3646 2009-12-15 Ian Lance Taylor <iant@google.com>
3648 * archive.cc (Archive::add_symbols): Only look up a symbol without
3649 a version if there is, in fact, a version.
3651 2009-12-14 Ian Lance Taylor <iant@google.com>
3653 Revert -Wshadow changes, all changes from:
3654 2009-12-11 Doug Kwan <dougkwan@google.com>
3655 2009-12-11 Nick Clifton <nickc@redhat.com>
3656 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3658 2009-12-11 Doug Kwan <dougkwan@google.com>
3660 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3662 * attributes.cc (Object_attribute::size): Ditto.
3663 (Attributes_section_data::size): Ditto.
3664 (Attributes_section_data::Attributes_section_data): Ditto.
3665 (Output_attributes_section_data::do_write): Ditto.
3666 * attributes.h (Object_attribute::set_type): Ditto.
3667 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3669 2009-12-11 Nick Clifton <nickc@redhat.com>
3671 * archive.cc: Fix shadowed variable warnings.
3673 * compressed_output.cc: Likewise.
3674 * compressed_output.h: Likewise.
3675 * configure: Likewise.
3676 * dwarf_reader.cc: Likewise.
3677 * dynobj.cc: Likewise.
3678 * dynobj.h: Likewise.
3679 * ehframe.cc: Likewise.
3680 * ehframe.h: Likewise.
3681 * errors.cc: Likewise.
3682 * expression.cc: Likewise.
3683 * fileread.cc: Likewise.
3684 * fileread.h: Likewise.
3685 * freebsd.h: Likewise.
3686 * i386.cc: Likewise.
3688 * incremental.h: Likewise.
3689 * layout.cc: Likewise.
3690 * layout.h: Likewise.
3691 * mapfile.cc: Likewise.
3692 * merge.cc: Likewise.
3693 * merge.h: Likewise.
3694 * object.cc: Likewise.
3695 * object.h: Likewise.
3696 * options.h: Likewise.
3697 * output.cc: Likewise.
3698 * output.h: Likewise.
3699 * parameters.cc: Likewise.
3700 * plugin.cc: Likewise.
3701 * powerpc.cc: Likewise.
3702 * reduced_debug_output.cc: Likewise.
3703 * reduced_debug_output.h: Likewise.
3704 * reloc.cc: Likewise.
3705 * reloc.h: Likewise.
3706 * resolve.cc: Likewise.
3707 * script-sections.cc: Likewise.
3708 * script.cc: Likewise.
3709 * script.h: Likewise.
3710 * sparc.cc: Likewise.
3711 * symtab.cc: Likewise.
3712 * symtab.h: Likewise.
3713 * target-select.cc: Likewise.
3714 * target-select.h: Likewise.
3715 * token.h: Likewise.
3716 * workqueue.cc: Likewise.
3717 * workqueue.h: Likewise.
3718 * x86_64.cc: Likewise.
3720 2009-12-10 Doug Kwan <dougkwan@google.com>
3722 * arm.cc (attributes.h): New include.
3723 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3724 (Arm_relobj::~Arm_relobj): Delete object pointed by
3725 attributes_section_data_.
3726 (Arm_relobj::attributes_section_data): New method definition.
3727 (Arm_relobj::attributes_section_data_): New data member declaration.
3728 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3729 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3730 attributes_section_data_.
3731 (Arm_dynobj::attributes_section_data): New method definition.
3732 (Arm_dynobj::attributes_section_data_): New data member declaration.
3733 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3734 initialization value of may_use_blx_ to false.
3735 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3736 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3737 object attributes to compute results instead of hard-coding.
3738 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3739 Target_arm::get_secondary_compatible_arch,
3740 Target_arm::set_secondary_compatible_arch
3741 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3742 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3743 New method declarations.
3744 (Target_arm::get_aeabi_object_attribute): New method definition.
3745 (Target_arm::attributes_section_data_): New data member declaration.
3746 (read_arm_attributes_section): New template definition.
3747 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3748 (Arm_dynobj::do_read_symbols): Ditto.
3749 (Target_arm::do_finalize_sections): Merge attributes sections from
3750 input. Check for BLX use after attributes section merging.
3751 Fix __exidx_start and __exidx_end visibility. Create an
3752 .ARM.attributes section if necessary.
3753 (Target_arm::get_secondary_compatible_arch,
3754 Target_arm::set_secondary_compatible_arch,
3755 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3756 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3757 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3758 New method definitions.
3760 2009-12-09 Ian Lance Taylor <iant@google.com>
3762 * plugin.cc (Plugin::load): Don't cast from void* to a function
3765 2009-12-09 Ian Lance Taylor <iant@google.com>
3767 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3770 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3772 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3773 Replace two_file_shared_1.so with two_file_shared_2.so.
3774 * testsuite/Makefile.in: Regenerated.
3776 2009-12-08 Doug Kwan <dougkwan@google.com>
3778 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3779 (HFILES): Add attributes.h and int_encoding.h.
3780 * Makefile.in: Regenerate.
3781 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3782 function definitions to int_encoding.cc
3783 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3784 prototypes to int_encoding.h
3785 * reduced_debug_output.cc (int_encoding.h): New include.
3786 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3787 function definitions to int_encoding.cc
3788 (insert_into_vector, read_from_pointer): Move template definitions to
3790 * attributes.cc: New file.
3791 * attributes.h: New file.
3792 * int_encoding.cc: New file.
3793 * int_encoding.h: New file.
3795 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3798 * incremental-dump.cc (dump_incremental_inputs): New.
3799 (main): Use dump_incremental_inputs.
3801 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3804 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3805 checking elfcpp::STT_FUNC.
3806 (Target_i386::Relocate::relocate): Likewise.
3807 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3809 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3810 symbols from shared libraries into normal FUNC symbols.
3812 * symtab.h (Symbol): Add is_func and use it.
3814 2009-12-05 Doug Kwan <dougkwan@google.com>
3816 * arm.cc (Target_arm::arm_info): Initialize new fields
3817 attributes_section and attributes_vendor.
3818 * i386.cc (Target_i386::i386_info): Same.
3819 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3820 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3821 fields attributes_section and attributes_vendor.
3822 * sparc.cc (Target_sparc::sparc_info): Same.
3823 * target.h (Target::attributes_section, Target::attributes_vendor,
3824 Target::is_attributes_section, Target::attribute_arg_type,
3825 Target::attributes_order): New method definitions.
3826 (Target::Target_info::attributes_section,
3827 Target::Target_info::attributes_vendor): New fields.
3828 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3829 virtual method definitions.
3830 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3831 attributes_section and attributes_vendor.
3832 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3834 2009-12-05 Doug Kwan <dougkwan@google.com>
3836 * arm.cc: Update comments about interworking and stub generation.
3837 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3838 considered as non-PIC.
3839 (Arm_relocate_functions::base_abs): Fix formatting.
3840 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3841 of function to use GOT entry address instead of offset.
3842 (Target_arm::Scan::global): Issue an error if a symbol would need a
3843 PLT does not get one because it is untyped. Remove code to create
3844 dynamic symbols for relative branches.
3845 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3846 takes unsigned integer instead of boolean.
3848 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3850 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3851 (two_file_test_LDADD): Likewise.
3852 (common_test_1_LDADD): Likewise.
3853 (exception_test_LDADD) Likewise.
3854 (weak_test_LDADD): Likewise.
3855 (many_sections_test_LDADD): Likewise.
3856 (initpri1_LDADD): Likewise.
3857 (script_test_1_LDADD): Likewise.
3858 (script_test_2_LDADD): Likewise.
3859 (justsyms_LDADD): Likewise.
3860 (binary_test_LDADD): Likewise.
3861 (large_LDADD): Likewise.
3862 * testsuite/Makefile.in: Regenerated.
3864 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3866 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3867 (Symbol_table::override_with_special): Likewise.
3868 (Symbol_table::add_from_object): Likewise.
3870 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3872 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3873 Don't set the data_offset twice.
3875 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3877 * testsuite/Makefile.in: Regenerate.
3879 2009-12-03 Doug Kwan <dougkwan@google.com>
3881 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3882 (Target_arm::do_finalize_sections): Add parameter for symbol table
3883 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3884 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3885 parameter for symbol table pointer.
3886 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3887 an additional parameter for a pointer to symbol table.
3888 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3889 parameter for a symbol table pointer.
3890 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3891 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3893 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3894 parameter for a symbol table pointer.
3896 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3898 * incremental.cc (Incremental_inputs_header)
3899 (Incremental_inputs_header_write, Incremental_inputs_entry)
3900 (Incremental_inputs_entry_write): Move ...
3901 * incremental.h (Incremental_inputs_header)
3902 (Incremental_inputs_header_write, Incremental_inputs_entry)
3903 (Incremental_inputs_entry_write): here.
3905 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3907 * incremental.cc (make_sized_incremental_binary): Set the target.
3908 Error if it is incompatible.
3909 * output.h (Output_file): Add filename method.
3911 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3913 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3914 from the get_* methods.
3916 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3918 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3919 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3920 Write 0 for the data_offset of scripts.
3922 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3924 * testsuite/Makefile.am: Add the incremental_test.sh test.
3925 * testsuite/incremental_test.sh: New.
3926 * testsuite/incremental_test_1.c: New.
3927 * testsuite/incremental_test_2.c: New.
3929 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3931 * incremental-dump.cc (main): Fix typos.
3933 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3936 * incremental-dump.cc (main): Use llu to print 64 bit values.
3938 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3939 H.J. Lu <hongjiu.lu@intel.com>
3941 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3943 (incremental_dump_LDADD): Likewise.
3944 * Makefile.in: Regenerated.
3946 2009-11-25 Doug Kwan <dougkwan@google.com>
3950 2009-11-25 Doug Kwan <dougkwan@google.com>
3952 * arm.cc (Target_arm::Target_arm): Move method definition
3953 outside of class definition. Add code to handle
3954 --target1-rel, --target1-abs and --target2= options.
3955 (Target_arm::get_reloc_reloc_type): Change method to be
3956 non-static and const.
3957 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3958 New data member declaration.
3959 (Target_arm::Scan::local, Target_arm::Scan::global,
3960 Target_arm::Relocate::relocate,
3961 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3962 Adjust call to Target_arm::get_real_reloc_type.
3963 (Target_arm::get_real_reloc_type): Use command line options
3964 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3965 * options.h (--target1-rel, --target1-abs, --target2): New
3968 2009-11-25 Doug Kwan <dougkwan@google.com>
3970 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3971 class definition. Add code to handle --target1-rel, --target1-abs
3972 and --target2= options.
3973 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3975 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3977 (Target_arm::Scan::local, Target_arm::Scan::global,
3978 Target_arm::Relocate::relocate,
3979 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3980 call to Target_arm::get_real_reloc_type.
3981 (Target_arm::get_real_reloc_type): Use command line options to
3982 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3983 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3986 2009-11-25 Doug Kwan <dougkwan@google.com>
3988 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3989 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3990 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3992 (Arm_relocate_functions::thm_call): Replace body with a call to
3993 Arm_relocate_functions::thumb_branch_common.
3994 (Arm_relocate_functions::thm_jump24,
3995 Arm_relocate_functions::thm_xpc22): New method definitions.
3996 (Arm_relocate_functions::thumb_branch_common): New method definition.
3997 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3999 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4000 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4002 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4004 * Makefile.am: Build incremental-dump
4005 * Makefile.in: Regenerate.
4006 * incremental-dump.cc: New.
4007 * incremental.cc (Incremental_inputs_header_data,
4008 Incremental_inputs_entry_data): Move to incremental.h
4009 * incremental.h: (Incremental_inputs_header_data,
4010 Incremental_inputs_entry_data): Move from incremental.cc
4012 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4014 * incremental.cc (Incremental_inputs_header,
4015 Incremental_inputs_header_write, Incremental_inputs_entry,
4016 Incremental_inputs_entry_write): Add a typedef with the data type.
4018 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4020 * incremental.cc (Incremental_inputs_header,
4021 Incremental_inputs_header_write, Incremental_inputs_entry,
4022 Incremental_inputs_entry_write): Update comment about which
4023 type has the filed descriptions.
4025 2009-11-15 Doug Kwan <dougkwan@google.com>
4027 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4028 (Arm_relocate_functions::arm_branch_common): Change method defintion
4029 in class definition to a method declaration and update list of formal
4031 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4032 Arm_relocation_functions::jump24): Adjust call to
4033 Arm_relocate_functions::arm_branch_common. Update list of formal
4035 (Arm_relocate_functions::xpc25): New method definition.
4036 (Arm_relocate_functions::arm_branch_common): Move method defintion
4037 out from class definition. Use stubs for mode-switching and extending
4039 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4040 specially. Change code to enable use of stubs in ARM branches.
4042 2009-11-10 Doug Kwan <dougkwan@google.com>
4044 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4045 in method declaration.
4046 (Target_arm::relocate_stub): New method declaration.
4047 (Target_arm::default_target): Change to return a pointer instead of
4049 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4050 Target_arm::default_target.
4051 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4053 (Target_arm::relocate_section): Adjust view.
4054 (Target_arm::relocate_stub): New method definition.
4056 2009-11-10 Doug Kwan <dougkwan@google.com>
4058 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4060 * incremental.cc (open_incremental_binary): Initialized local
4061 variables to avoid warnings.
4062 * object.cc (make_elf_object): Ditto.
4063 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4066 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4069 * testsuite/plugin_test.c: Include "config.h".
4071 2009-11-09 Doug Kwan <dougkwan@google.com>
4073 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4074 (arm_symbol_value): Remove.
4075 (Arm_relocate_functions::arm_branch_common,
4076 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4077 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4078 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4079 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4080 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4081 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4082 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4083 Arm_relocate_functions::thm_mobw_abs_nc,
4084 Arm_relocate_functions::thm_mov_abs,
4085 Arm_relocate_functions::movw_prel_nc,
4086 Arm_relocate_functions::thm_movt_abs,
4087 Arm_relocate_functions::movt_prel,
4088 Arm_relocate_functions::thm_movw_prel_nc,
4089 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4090 (Target_arm::Relocate::relocate): Only decompose address into two
4091 parts if relocation type uses the thumb-bit and pass the actual
4092 bit instead of a flag indicating that the thumb-bit is used. Adjust
4093 calls to methods in Arm_relocate_functions for this change.
4095 2009-11-08 Ian Lance Taylor <iant@google.com>
4098 * reloc.cc: Instantiate
4099 Sized_relobj::initialize_input_to_output_maps and
4100 Sized_relobj:free_input_to_output_maps.
4102 2009-11-06 Ian Lance Taylor <iant@google.com>
4105 * defstd.cc (in_segment): Set only_if_ref true for "end".
4107 2009-11-06 Doug Kwan <dougkwan@google.com>
4109 * arm.cc (class Reloc_stub): Correct a comment.
4110 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4111 (Target_arm::scan_section_for_stubs): New method declaration.
4112 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4113 Change methods from private to protected.
4114 (Target_arm::do_may_relax): New method definition.
4115 (Target_arm::do_relax, Target_arm::group_sections,
4116 Target_arm::scan_reloc_for_stub,
4117 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4118 (Target_arm::arm_input_section_map_): New data member declaration.
4119 (Target_arm::scan_reloc_for_stub,
4120 Target_arm::scan_reloc_section_for_stubs,
4121 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4122 Target_arm::do_relax): New method definitions.
4124 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4126 * configure.ac: Check for (struct stat)::st_mtim
4127 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4128 * config.in: Regenerate.
4129 * configure: Regenerate.
4131 2009-11-05 Ian Lance Taylor <iant@google.com>
4134 * output.cc (Output_segment::add_output_section): Add missing
4137 2009-11-04 Ian Lance Taylor <iant@google.com>
4140 * object.h (class Object): Add is_needed and set_is_needed
4141 methods. Add is_needed_ field. Make bool fields into bitfields.
4142 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4143 defined in a dynamic object and referenced by a regular object,
4144 set is_needed for the dynamic object.
4145 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4146 if the file is marked with as_needed and it is not needed.
4148 2009-11-04 Ian Lance Taylor <iant@google.com>
4151 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4152 tags if data is discarded by linker script.
4153 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4154 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4155 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4156 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4158 2009-11-04 Ian Lance Taylor <iant@google.com>
4160 * layout.cc (Layout::get_output_section): Add is_interp and
4161 is_dynamic_linker_section parameters. Change all callers.
4162 (Layout::choose_output_section): Likewise.
4163 (Layout::make_output_section): Likewise.
4164 (Layout::add_output_section_data): Add is_dynamic_linker_section
4165 parameter. Change all callers.
4166 * layout.h (class Layout): Update declarations.
4167 * output.h (class Output_section): Add is_interp, set_is_interp,
4168 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4169 Add is_interp_, is_dynamic_linker_section_ fields. Change
4170 generate_code_fills_at_write_ to a bitfield.
4171 * output.cc (Output_section::Output_sections): Initialize new
4173 (Output_segment::add_output_section): Add do_sort parameter.
4176 2009-11-03 Ian Lance Taylor <iant@google.com>
4179 * options.h (class General_options): Add --warn-common.
4180 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4181 merging two common symbols.
4182 (Symbol_table::should_override): Handle --warn-common when merging
4183 a common symbol with a defined symbol. Use report_resolve_problem
4184 for multiple definitions.
4185 (Symbol_table::report_resolve_problem): New function.
4186 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4188 2009-11-03 Doug Kwan <dougkwan@google.com>
4190 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4192 (Target_arm::stub_factory): New method definition.
4193 (Target_arm::new_arm_input_section,
4194 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4195 Target_arm::reloc_uses_thumb_bit): New method declarations.
4196 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4197 New type definitions.
4198 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4199 member declarations.
4200 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4201 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4202 New method definitions.
4204 2009-11-03 Ian Lance Taylor <iant@google.com>
4206 * options.h (class General_options): Add --warn_constructors.
4208 2009-11-03 Ian Lance Taylor <iant@google.com>
4211 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4212 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4214 2009-11-03 Ian Lance Taylor <iant@google.com>
4217 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4218 --msgid-bugs-address.
4219 (install-pdf): New target.
4220 (install-data_yes): Look up one directory to find mkinstalldirs.
4222 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4224 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4227 2009-10-30 Doug Kwan <dougkwan@google.com>
4229 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4231 2009-10-30 Doug Kwan <dougkwan@google.com>
4233 * arm.cc (Stub_addend_reader): New struct template definition
4234 and partial specializations.
4235 (Stub_addend_reader::operator()): New method definition for a
4236 partially specialized template.
4238 2009-10-30 Doug Kwan <dougkwan@google.com>
4240 * arm.cc (Arm_relobj::processor_specific_flags): New method
4242 (Arm_relobj::do_read_symbols): New method declaration.
4243 (Arm_relobj::processor_specific_flags_): New data member declaration.
4244 (Arm_dynobj): New class definition.
4245 (Target_arm::do_finalize_sections): Add input_objects parameter.
4246 (Target_arm::do_adjust_elf_header): New method declaration.
4247 (Target_arm::are_eabi_versions_compatible,
4248 (Target_arm::merge_processor_specific_flags): New method declaration.
4249 (Target_arm::do_make_elf_object): New overloaded method definitions
4251 (Arm_relobj::do_read_symbols): New method definition.
4252 (Arm_dynobj::do_read_symbols): Ditto.
4253 (Target_arm::do_finalize_sections): Add input_objects parameters.
4254 Merge processor-specific flags from all input objects.
4255 (Target_arm::are_eabi_versions_compatible,
4256 Target_arm::merge_processor_specific_flags,
4257 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4258 New method definitions.
4259 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4260 Input_objects pointer type parameter.
4261 * layout.cc (Layout::finalize): Pass input objects to target's.
4262 finalize_sections function.
4263 * output.cc (Output_file_header::do_sized_write): Set ELF file
4264 header's processor-specific flags.
4265 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4266 Input_objects pointer type parameter.
4267 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4268 * target.h (Input_objects): New forward class declaration.
4269 (Target::processor_specific_flags,
4270 Target::are_processor_specific_flags_sect): New method definitions.
4271 (Target::finalize_sections): Add input_objects parameter.
4272 (Target::Target): Initialize processor_specific_flags_ and
4273 are_processor_specific_flags_set_.
4274 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4276 (Target::set_processor_specific_flags): New method definition.
4277 (Target::processor_specific_flags_,
4278 Target::are_processor_specific_flags_set_): New data member
4280 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4281 Input_objects pointer type parameter.
4283 2009-10-30 Doug Kwan <dougkwan@google.com>
4285 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4287 2009-10-28 Ian Lance Taylor <iant@google.com>
4289 * object.h (class Relobj): Drop options parameter from
4290 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4291 do_scan_relocs, do_relocate. Change all callers.
4292 (class Sized_relobj): Drop options parameters from
4293 do_gc_process_relocs, do_scan_relocs, do_relocate,
4294 do_relocate_sections, relocate_sections, emit_relocs_scan,
4295 emit_relocs_scan_reltype. Change all callers.
4296 (struct Relocate_info): Remove options field and all references to
4298 * reloc.h (class Read_relocs): Remove options constructor
4299 parameter and options_ field. Change all callers.
4300 (class Gc_process_relocs, class Scan_relocs): Likewise.
4301 (class Relocate_task): Likewise.
4302 * target-reloc.h (scan_relocs): Remove options parameter. Change
4304 (scan_relocatable_relocs): Likewise.
4305 * target.h (class Sized_target): Remove options parameter from
4306 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4308 * gc.h (gc_process_relocs): Remove options parameter. Change all
4310 * arm.cc: Update functions to remove options parameters.
4311 * i386.cc: Likewise.
4312 * powerpc.cc: Likewise.
4313 * sparc.cc: Likewise.
4314 * x86_64.cc: Likewise.
4315 * testsuite/testfile.cc: Likewise.
4317 2009-10-28 Doug Kwan <dougkwan@google.com>
4319 * arm.cc (Arm_relobj): New class definition.
4320 (Arm_relobj::scan_sections_for_stubs,
4321 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4322 New method definitions.
4324 2009-10-28 Cary Coutant <ccoutant@google.com>
4326 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4327 (Plugin::cleanup_done_): New member.
4328 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4329 (Plugin_manager::cleanup_done_): Remove.
4330 (Plugin_manager::add_input_file): Edit error message.
4331 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4332 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4334 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4336 * fileread.cc: (File_read::View::~View): Use the new
4337 data_ownership_ filed.
4338 (File_read::~File_read): Dispose the new whole_file_view_.
4339 (File_read::open): Mmap the whole file if needed.
4340 (File_read::open): Use whole_file_view_ instead of contents_.
4341 (File_read::find_view): Use whole_file_view_ if applicable.
4342 (File_read::do_read): Use whole_file_view_ instead of contents_.
4343 (File_read::make_view): Use whole_file_view_ instead of contents_,
4344 update File_read::View::View call.
4345 (File_read::find_or_make_view): Update File_read::View::View
4347 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4349 (File_read::View::Data_ownership): New enum.
4350 (File_read::View::View): Replace bool mapped_ with Data_ownership
4352 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4353 (File_read::View::data_ownership_): New field.
4354 (File_read::contents_): Remove (replaced by whole_file_view_).
4355 (File_read::whole_file_view_): New field.
4356 * options.h (class General_options): Add --keep-files-mapped.
4358 2009-10-27 Cary Coutant <ccoutant@google.com>
4360 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4361 * testsuite/Makefile.am (plugin_test_5): New test case.
4362 * testsuite/Makefile.in: Regenerate.
4364 2009-10-25 Doug Kwan <dougkwan@google.com>
4366 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4367 from private to protected to allow access by child class.
4368 (Sized_relobj::do_relocate_sections): New method declaration.
4369 (Sized_relobj::relocate_sections): Virtualize.
4370 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4371 Sized_relobj::relocate_sections. Instantiate template explicitly
4372 for different target sizes and endianity.
4374 2009-10-24 Doug Kwan <dougkwan@google.com>
4376 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4377 (Arm_input_section::as_arm_input_section): New method.
4378 (Arm_output_section): New class definition.
4379 (Arm_output_section::create_stub_group,
4380 Arm_output_section::group_sections): New method definitions.
4382 2009-10-22 Doug Kwan <dougkwan@google.com>
4384 * arm.cc (Arm_input_section): New class definition.
4385 (Arm_input_section::init, Arm_input_section:do_write,
4386 Arm_input_section::set_final_data_size,
4387 Arm_input_section::do_reset_address_and_file_offset): New method
4390 2009-10-21 Doug Kwan <dougkwan@google.com>
4392 * arm.cc (Stub_table, Arm_input_section): New forward class
4394 (Stub_table): New class defintion.
4395 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4396 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4397 New method definition.
4399 2009-10-21 Doug Kwan <dougkwan@google.com>
4401 * arm.cc: Update copyright comments.
4402 (Target_arm): New forward class template declaration.
4403 (Arm_address): New type.
4404 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4405 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4406 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4408 (Insn_template): Same.
4409 (DEF_STUBS): New macro.
4410 (Stub_type): New enum type.
4411 (Stub_template): New class definition.
4414 (Stub_factory): Same.
4415 (Target_arm::Target_arm): Initialize may_use_blx_ and
4416 should_force_pic_veneer_.
4417 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4418 Target_arm::should_force_pic_veneer,
4419 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4420 Target_arm::using_thumb_only, Target_arm:;default_target): New
4422 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4423 New data member declarations.
4424 (Insn_template::size, Insn_template::alignment): New method defintions.
4425 (Stub_template::Stub_template): New method definition.
4426 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4427 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4428 (Stub_factory::Stub_factory): New method definition.
4429 * gold.h (string_hash): New template.
4430 * output.h (Input_section_specifier::hash_value): Use
4432 (Input_section_specifier::string_hash): Remove.
4433 * stringpool.cc (Stringpool_template::string_hash): Use
4436 2009-10-20 Doug Kwan <dougkwan@google.com>
4438 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4439 symbols of relaxed input sections.
4440 * output.h (Output_section::find_relaxed_input_section): Make
4443 2009-10-16 Doug Kwan <dougkwan@google.com>
4445 * dynobj.cc (Versions::Versions): Initialize version_script_.
4446 Only insert base version symbol definition for a shared object
4447 if version script defines any version versions.
4448 (Versions::define_base_version): New method definition.
4449 (Versions::add_def): Check that base version is not needed.
4450 (Versions::add_need): Define base version lazily.
4451 * dynobj.h (Versions::define_base_version): New method declaration.
4452 (Versions::needs_base_version_): New data member declaration.
4453 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4454 (check_DATA): Add no_version_test.stdout.
4455 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4457 * testsuite/Makefile.in: Regenerate.
4458 * testsuite/no_version_test.c: New file.
4459 * testsuite/no_version_test.sh: Ditto.
4461 2009-10-16 Doug Kwan <dougkwan@google.com>
4463 * expression.cc (class Segment_start_expression): New class definition.
4464 (Segment_start_expression::value): New method definition.
4465 (script_exp_function_segment_start): Return a new
4466 Segment_start_expression.
4467 * gold/script-c.h (script_saw_segment_start_expression): New function
4469 * script-sections.cc (Script_sections::Script_sections): Initialize
4470 SAW_SEGMENT_START_EXPRESSION_ to false.
4471 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4472 and -Tbbs options to specify section addresses if given in
4473 command line and no SEGMENT_START expression is seen in a script.
4474 * script-sections.h (Script_sections::saw_segment_start_expression,
4475 Script_sections::set_saw_segment_start_expression): New method
4477 (Script_sections::saw_segment_start_expression_): New data member
4479 * script.cc (script_saw_segment_start_expression): New function.
4480 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4481 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4482 script_test_7.sh and script_test_8.sh.
4483 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4484 script_test_8.stdout.
4485 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4486 (script_test_6, script_test_6.stdout, script_test_7,
4487 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4488 * Makefile.in: Regenerate.
4489 * testsuite/script_test_6.sh: New file.
4490 * testsuite/script_test_6.t: Same.
4491 * testsuite/script_test_7.sh: Same.
4492 * testsuite/script_test_7.t: Same.
4493 * testsuite/script_test_8.sh: Same.
4495 2009-10-16 Doug Kwan <dougkwan@google.com>
4497 * output.cc (Output_segment::set_section_list_address): Cast
4498 expressions to unsigned long long type to avoid format warnings.
4500 2009-10-15 Ian Lance Taylor <iant@google.com>
4502 * script.cc (Script_options::add_symbol_assignment): Always add a
4503 dot assignment to script_sections_.
4504 * script-sections.cc (Script_sections::add_dot_assignment):
4505 Initialize if necessary.
4507 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4508 program headers with no load segment if there is a linker script.
4510 * layout.cc (Layout::set_segment_offsets): Align the file offset
4511 to the segment aligment for -N or -n with no load segment.
4512 * output.cc (Output_segment::add_output_section): Don't crash if
4513 the first section is a TLS section.
4514 (Output_segment::set_section_list_addresses): Print an error
4515 message if the address moves backward in a linker script.
4516 * script-sections.cc
4517 (Output_section_element_input::set_section_addresses): Don't
4518 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4519 (Orphan_output_section::set_section_addresses): Likewise.
4521 2009-10-15 Doug Kwan <dougkwan@google.com>
4523 * layout.cc (Layout::finish_dynamic_section): Generate tags
4524 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4525 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4526 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4528 2009-10-14 Ian Lance Taylor <iant@google.com>
4530 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4532 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4533 data_shdr fields of relinfo.
4534 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4535 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4536 R_386_TLS_LDO_32, adjust based on section flags.
4537 (Target_i386::Relocate::fix_up_ldo): Remove.
4539 2009-10-13 Ian Lance Taylor <iant@google.com>
4541 Add support for -pie.
4542 * options.h (class General_options): Add -pie and
4544 (General_options::output_is_position_independent): Test -pie.
4545 (General_options::output_is_executable): Return true if not shared
4546 and not relocatable.
4547 (General_options::output_is_pie): Remove.
4548 * options.cc (General_options::finalize): Reject incompatible uses
4550 * gold.cc (queue_middle_tasks): A -pie link is not static.
4551 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4552 * symtab.cc (Symbol::final_value_is_known): Return false if
4553 output_is_position_independent.
4554 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4555 output_is_position_independent.
4556 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4557 output_is_position_independent.
4558 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4559 output_is_position_independent.
4560 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4562 (basic_pie_test.o, basic_pie_test): New targets.
4563 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4564 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4565 (two_file_pie_test): New target.
4566 * testsuite/Makefile.in: Rebuild.
4567 * README: Remove note saying that -pie is not supported.
4569 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4571 * options.h (class General_options): Add -init and -fini.
4572 * layout.cc (Layout::finish_dynamic_section): Emit
4573 given init and fini functions.
4575 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4577 * gc.h (gc_process_relocs): Check if icf is enabled using new
4579 * gold.cc (queue_initial_tasks): Likewise.
4580 (queue_middle_tasks): Likewise.
4581 * object.cc (do_layout): Likewise.
4582 * symtab.cc (is_section_folded): Likewise.
4583 * main.cc (main): Likewise.
4584 * reloc.cc (Read_relocs::run): Likewise.
4585 (Sized_relobj::do_scan_relocs): Likewise.
4586 * icf.cc (is_function_ctor_or_dtor): New function.
4587 (Icf::find_identical_sections): Check if function is ctor or dtor when
4589 * options.h (General_options::icf): Change option to be an enum.
4590 (Icf_status): New enum.
4591 (icf_enabled): New method.
4592 (icf_safe_folding): New method.
4593 (set_icf_status): New method.
4594 (icf_status_): New variable.
4595 * (options.cc) (General_options::finalize): Set icf_status_.
4596 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4597 icf_test and icf_keep_unique_test to use the --icf enum flag.
4598 * testsuite/icf_safe_test.sh: New file.
4599 * testsuite/icf_safe_test.cc: New file.
4601 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4603 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4604 includes to gc.h and icf.h.
4605 * arm.cc: Include gc.h.
4606 * gold.cc: Likewise.
4607 * i386.cc: Likewise.
4608 * powerpc.cc: Likewise.
4609 * sparc.cc: Likewise.
4610 * x86_64.cc: Likewise.
4611 * gc.h: Include icf.h.
4613 2009-10-11 Ian Lance Taylor <iant@google.com>
4615 * plugin.cc: Include "gold.h" before other header files.
4617 2009-10-10 Chris Demetriou <cgd@google.com>
4619 * options.h (Input_file_argument::Input_file_type): New enum.
4620 (Input_file_argument::is_lib_): Replace with...
4621 (Input_file_argument::type_): New member.
4622 (Input_file_argument::Input_file_argument): Take Input_file_type
4623 'type' rather than boolean 'is_lib' as second argument.
4624 (Input_file_argument::is_lib): Use type_.
4625 (Input_file_argument::is_searched_file): New function.
4626 (Input_file_argument::may_need_search): Handle is_searched_file.
4627 * options.cc (General_options::parse_library): Support -l:filename.
4628 (General_options::parse_just_symbols): Update for Input_file_argument
4630 (Command_line::process): Likewise.
4631 * archive.cc (Archive::get_file_and_offset): Likewise.
4632 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4633 * script.cc (read_script_file, script_add_file): Likewise.
4634 * fileread.cc (Input_file::Input_file): Likewise.
4635 (Input_file::will_search_for): Handle is_searched_file.
4636 (Input_file::open): Likewise.
4637 * readsyms.cc (Read_symbols::get_name): Likewise.
4638 * testsuite/Makefile.am (searched_file_test): New test.
4639 * testsuite/Makefile.in: Regenerate.
4640 * testsuite/searched_file_test.cc: New file.
4641 * testsuite/searched_file_test_lib.cc: New file.
4643 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4644 Ian Lance Taylor <iant@google.com>
4646 * descriptor.cc: Include <cstdio> and "binary-io.h".
4647 (Descriptors::open): Open the files in binary mode always.
4648 * script.cc (Lex::get_token): Treat \r as whitespace.
4650 2009-10-09 Ian Lance Taylor <iant@google.com>
4652 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4654 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4655 Ian Lance Taylor <iant@google.com>
4657 * configure.ac: Check for readv function also.
4658 * fileread.cc (readv): Define if not HAVE_READV.
4659 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4661 * config.in: Regenerate.
4662 * configure: Regenerate.
4664 2009-10-09 Doug Kwan <dougkwan@google.com>
4666 * layout.cc (Layout::make_output_section): Call target hook to make
4667 ordinary output section.
4668 (Layout::finalize): Adjust parameter list of call the
4669 Target::may_relax().
4670 * layout.h (class Layout::section_list): New method.
4671 * merge.h (Output_merge_base::entsize): Change visibility to public.
4672 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4674 (Output_merge_string::do_is_string): New method.
4675 * object.cc (Sized_relobj::do_setup): renamed from
4676 Sized_relobj::set_up.
4677 * object.h (Sized_relobj::adjust_shndx,
4678 Sized_relobj::initializ_input_to_output_maps,
4679 Sized_relobj::free_input_to_output_maps): Change visibilities to
4681 (Sized_relobj::setup): Virtualize.
4682 (Sized_relobj::do_setup): New method declaration.
4683 (Sized_relobj::invalidate_section_offset,
4684 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4685 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4686 * options.cc (parse_int): New function.
4687 * options.h (parse_int): New declaration.
4688 (DEFINE_int): New macro.
4689 (stub_group_size): New option.
4690 * output.cc (Output_section::Output_section): Initialize memebers
4691 merge_section_map_, merge_section_by_properties_map_,
4692 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4693 (Output_section::add_input_section): Handled deferred code-fill
4694 generation and remove an old comment.
4695 (Output_section::add_relaxed_input_section): New method definition.
4696 (Output_section::add_merge_input_section): Use merge section by
4697 properties map to speed to search. Update merge section maps
4699 (Output_section::build_relaxation_map): New method definition.
4700 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4702 (Output_section::relax_input_section): Renamed to
4703 Output_section::convert_input_sections_to_relaxed_sections and change
4704 interface to take a vector of pointers to relaxed sections.
4705 (Output_section::find_merge_section,
4706 Output_section::find_relaxed_input_section): New method definitions.
4707 (Output_section::is_input_address_mapped,
4708 Output_section::output_offset, Output_section::output_address):
4709 Use output section data maps to speed up searching.
4710 (Output_section::find_starting_output_address): Add comments.
4711 (Output_section::do_write,
4712 Output_section::write_to_postprocessing_buffer): Do code-fill
4713 generation as appropriate.
4714 (Output_section::get_input_sections): Invalidate relaxed input section
4716 (Output_section::restore_states): Adjust type of checkpoint .
4717 Invalidate relaxed input section map.
4718 * output.h (Output_merge_base): New class declaration.
4719 (Input_section_specifier): New class defintion.
4720 (class Output_relaxed_input_section) Change base class to
4721 Output_section_data_build.
4722 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4723 base class initializer.
4724 (Output_section::add_relaxed_input_section): New method declaration.
4725 (Output_section::Input_section): Change visibility to protected.
4726 (Output_section::Input_section::relobj,
4727 Output_section::Input_section::shndx): Handle relaxed input sections.
4728 Output_section::input_sections) Change visibility to protected. Also
4729 define overload to return a non-const pointer.
4730 (Output_section::Merge_section_properties): New class defintion.
4731 (Output_section::Merge_section_by_properties_map,
4732 Output_section::Output_section_data_by_input_section_map,
4733 Output_section::Relaxation_map): New types.
4734 (Output_section::relax_input_section): Rename method to
4735 Output_section::convert_input_sections_to_relaxed_sections and change
4736 interface to take a vector of relaxed section pointers.
4737 (Output_section::find_merge_section,
4738 Output_section::find_relaxed_input_section,
4739 Output_section::build_relaxation_map,
4740 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4741 New method declarations.
4742 (Output_section::merge_section_map_
4743 Output_section::merge_section_by_properties_map_,
4744 Output_section::relaxed_input_section_map_,
4745 Output_section::is_relaxed_input_section_map_valid_,
4746 Output_section::generate_code_fills_at_write_): New data members.
4747 * script-sections.cc
4748 (Output_section_element_input::set_section_addresses): Call
4749 current_data_size and addralign methods of relaxed input sections.
4750 (Orphan_output_section::set_section_addresses): Call current_data_size
4751 and addralign methods of relaxed input sections.
4752 * symtab.cc (Symbol_table::compute_final_value): Extract template
4753 from the body of Symbol_table::sized_finalize_symbol.
4754 (Symbol_table::sized_finalized_symbol): Call
4755 Symbol_table::compute_final_value.
4756 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4757 (Symbol_table::compute_final_value): New templated method declaration.
4758 * target.cc (Target::do_make_output_section): New method defintion.
4759 * target.h (Target::make_output_section): New method declaration.
4760 (Target::relax): Add more parameters for input objects, symbol table
4761 and layout. Adjust call to do_relax.
4762 (Target::do_make_output_section): New method declaration.
4763 (Target::do_relax): Add parameters for input objects, symbol table
4766 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4768 * pread.c: Include stdio.h.
4770 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4772 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4775 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4777 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4778 Change read_shndx type to unsigned int.
4779 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4781 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4782 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4783 Change read_shndx type to unsigned int.
4784 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4786 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4787 * layout.cc (Layout::create_symtab_sections): Cast the result of
4788 local_symcount * symsize to off_t in the gold_assert.
4790 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4792 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4793 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4795 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4796 (Arm_relocate_functions::thm_abs5): New function.
4797 (Arm_relocate_functions::abs12): New function.
4798 (Arm_relocate_functions::abs16): New function.
4799 (Arm_relocate_functions::base_abs): New function.
4800 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4801 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4802 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4804 (Scan::global): Likewise.
4805 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4806 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4807 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4808 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4811 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4813 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4814 (Arm_relocate_functions::movt_prel): New function.
4815 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4816 (Arm_relocate_functions::thm_movt_prel): New function.
4817 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4818 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4819 (Scan::global, Relocate::relocate): Likewise.
4820 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4822 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4824 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4825 Incremental_checker.
4826 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4828 (class Incremental_inputs_header): New class.
4829 (Incremental_inputs_header_writer): Edit comment.
4830 (Incremental_inputs_entry): New class.
4831 (Incremental_inputs_entry_writer): Edit comment.
4832 (Sized_incremental_binary::do_find_incremental_inputs_section):
4833 Add *strtab_shndx parameter, fill it.
4834 (Sized_incremental_binary::do_check_inputs): New method.
4835 (Incremental_checker::can_incrementally_link_output_file): Use
4836 Sized_incremental_binary::check_inputs.
4837 (Incremental_inputs::report_command_line): Save command line in
4840 (Incremental_binary::find_incremental_inputs_section): New
4842 (Incremental_binary::do_find_incremental_inputs_section): Add
4843 strtab_shndx parameter.
4844 (Incremental_binary::do_check_inputs): New pure virtual method.
4845 (Sized_incremental_binary::do_check_inputs): Declare.
4846 (Incremental_checker::Incremental_checker): Add incremental_inputs
4847 parameter, use it to initialize incremental_inputs_.
4848 (Incremental_checker::incremental_inputs_): New field.
4849 (Incremental_checker::command_line): New method.
4850 (Incremental_checker::inputs): New method.
4851 (Incremental_checker::command_line_): New field.
4853 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4855 * incremental.cc: Include <cstdarg> and "target-select.h".
4856 (vexplain_no_incremental): New function.
4857 (explain_no_incremental): New function.
4858 (Incremental_binary::error): New method.
4859 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4861 (make_sized_incremental_binary): New function.
4862 (open_incremental_binary): New function.
4863 (can_incrementally_link_file): Add checks if output is ELF and has
4865 * incremental.h: Include "elfcpp_file.h" and "output.h".
4866 (Incremental_binary): New class.
4867 (Sized_incremental_binary): New class.
4868 (open_incremental_binary): Declare.
4869 * object.cc (is_elf_object): Use
4870 elfcpp::Elf_recognizer::is_elf_file.
4871 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4872 * output.h (Output_file::filesize): New method.
4874 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4876 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4878 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4879 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4881 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4883 (Arm_relocate_functions::movw_abs_nc): New function.
4884 (Arm_relocate_functions::movt_abs): New function.
4885 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4886 (Arm_relocate_functions::thm_movt_abs): New function.
4887 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4888 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4889 (Scan::global): Likewise.
4890 (Relocate::relocate): Likewise.
4891 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4893 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4895 * arm.cc (Arm_relocate_functions::got_prel) New function.
4896 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4897 (Relocate::relocate): Likewise.
4898 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4900 2009-10-06 Ian Lance Taylor <iant@google.com>
4902 * options.h (class General_options): Define
4903 split_stack_adjust_size parameter.
4904 * object.h (class Object): Add uses_split_stack_ and
4905 has_no_split_stack_ fields. Add uses_split_stack and
4906 has_no_split_stack accessor functions. Declare
4907 handle_split_stack_section.
4908 (class Reloc_symbol_changes): Define.
4909 (class Sized_relobj): Define Function_offsets. Declare
4910 split_stack_adjust, split_stack_adjust_reltype, and
4912 * object.cc (Object::handle_split_stack_section): New function.
4913 (Sized_relobj::do_layout): Call handle_split_stack_section.
4914 * dynobj.cc (Sized_dynobj::do_layout): Call
4915 handle_split_stack_section.
4916 * reloc.cc (Sized_relobj::relocate_sections): Call
4917 split_stack_adjust for executable sections in split_stack
4918 objects. Pass reloc_map to relocate_section.
4919 (Sized_relobj::split_stack_adjust): New function.
4920 (Sized_relobj::split_stack_adjust_reltype): New function.
4921 (Sized_relobj::find_functions): New function.
4922 * target-reloc.h: Include "object.h".
4923 (relocate_section): Add reloc_symbol_changes parameter. Change
4925 * target.h (class Target): Add calls_non_split method. Declare
4926 do_calls_non_split virtual method. Declare match_view and
4928 * target.cc: Include "elfcpp.h".
4929 (Target::do_calls_non_split): New function.
4930 (Target::match_view): New function.
4931 (Target::set_view_to_nop): New function.
4932 * gold.cc (queue_middle_tasks): Give an error if mixing
4933 split-stack and non-split-stack objects with -r.
4934 * i386.cc (Target_i386::relocate_section): Add
4935 reloc_symbol_changes parameter.
4936 (Target_i386::do_calls_non_split): New function.
4937 * x86_64.cc (Target_x86_64::relocate_section): Add
4938 reloc_symbol_changes parameter.
4939 (Target_x86_64::do_calls_non_split): New function.
4940 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4942 * powerpc.cc (Target_powerpc::relocate_section): Add
4943 reloc_symbol_changes parameter.
4944 * sparc.cc (Target_sparc::relocate_section): Add
4945 reloc_symbol_changes parameter.
4946 * configure.ac: Call AM_CONDITIONAL for the default target.
4947 * configure: Rebuild.
4948 * testsuite/Makefile.am (TEST_AS): New variable.
4949 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4950 (check_DATA): Add split_i386 and split_x86_64 files.
4951 (SPLIT_DEFSYMS): Define.
4952 (split_i386_[1234n].o): New targets.
4953 (split_i386_[124]): New targets.
4954 (split_i386_[1234r].stdout): New targets.
4955 (split_x86_64_[1234n].o): New targets.
4956 (split_x86_64_[124]): New targets.
4957 (split_x86_64_[1234r].stdout): New targets.
4958 (MOSTLYCLEANFILES): Add new executables.
4959 * testsuite/split_i386.sh: New file.
4960 * testsuite/split_x86_64.sh: New file.
4961 * testsuite/split_i386_1.s: New file.
4962 * testsuite/split_i386_2.s: New file.
4963 * testsuite/split_i386_3.s: New file.
4964 * testsuite/split_i386_4.s: New file.
4965 * testsuite/split_i386_n.s: New file.
4966 * testsuite/split_x86_64_1.s: New file.
4967 * testsuite/split_x86_64_2.s: New file.
4968 * testsuite/split_x86_64_3.s: New file.
4969 * testsuite/split_x86_64_4.s: New file.
4970 * testsuite/split_x86_64_n.s: New file.
4971 * testsuite/testfile.cc (Target_test): Update relocation_section
4973 * testsuite/Makefile.in: Rebuild.
4975 2009-10-06 Ian Lance Taylor <iant@google.com>
4977 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4978 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4979 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4980 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4981 the address on ldo_addrs_.
4982 (Target_i386::Relocate::fix_up_ldo): New function.
4984 2009-10-06 Rafael Espindola <espindola@google.com>
4986 * plugin.cc (add_input_library): New.
4987 (Plugin::load): Add add_input_library to tv.
4988 (Plugin_manager::add_input_file): Add the is_lib argument.
4989 (add_input_file): Update call to Plugin_manager::add_input_file.
4990 (add_input_library): New.
4991 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4993 2009-09-30 Doug Kwan <dougkwan@google.com>
4995 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4996 symbol and call Symbol::may_need_copy_reloc to determine if
4997 a copy reloc is needed.
4998 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4999 nocopyreloc is given in command line.
5000 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5001 given in command line.
5002 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5003 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5004 of the removed Target_i386::may_need_copy_reloc.
5005 * options.h (copyreloc): New option with default value false.
5006 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5007 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5008 instead of the removed Target_powerpc::may_need_copy_reloc.
5009 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5010 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5011 instead of the removed Target_sparc::may_need_copy_reloc.
5012 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5013 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5014 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5015 instead of the removed Target_x86_64::may_need_copy_reloc.
5017 2009-09-30 Ian Lance Taylor <iant@google.com>
5019 * object.h (class Object): Remove target_ field, and target,
5020 sized_target, and set_target methods.
5021 (Object::sized_target): Remove.
5022 (class Sized_relobj): Update declarations. Remove sized_target.
5023 * object.cc (Sized_relobj::setup): Remove target parameter.
5025 (Input_objects::add_object): Don't do anything with the target.
5026 (make_elf_sized_object): Add punconfigured parameter. Change all
5027 callers. Set or test parameter target.
5028 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5030 * parameters.cc (Parameters::set_target): Change parameter type to
5032 (Parameters::default_target): Remove.
5033 (set_parameters_target): Change parameter type to be non-const.
5034 (parameters_force_valid_target): New function.
5035 (parameters_clear_target): New function.
5036 * parameters.h (class Parameters): Update declarations. Remove
5037 default_target method. Add sized_target and clear_target
5038 methods. Change target_ to be non-const.
5039 (set_parameters_target): Update declaration.
5040 (parameters_force_valid_target): Declare.
5041 (parameters_clear_target): Declare.
5042 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5043 as NULL if we aren't searching.
5044 (Add_symbols::run): Don't check for compatible target.
5045 * fileread.cc (Input_file::open_binary): Call
5046 parameters_force_valid_target.
5047 * gold.cc (queue_middle_tasks): Likewise.
5048 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5049 set_target on object.
5050 * dynobj.h (class Sized_dynobj): Update declarations.
5051 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5052 make_elf_object returns NULL.
5053 (Archive::include_member): Don't check whether object target is
5055 * output.cc (Output_section::add_input_section): Get target from
5057 (Output_section::relax_input_section): Likewise.
5058 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5060 (Sized_relobj::do_scan_relocs): Likewise.
5061 (Sized_relobj::relocate_sections): Likewise.
5062 * resolve.cc (Symbol_table::resolve): Likewise.
5063 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5064 parameter. Change all callers.
5065 (Symbol_table::add_from_object): Get target from parameters.
5066 (Symbol_table::add_from_relobj): Don't check object target.
5067 (Symbol_table::add_from_dynobj): Likewise.
5068 (Symbol_table::define_special_symbol): Get target from
5070 * symtab.h (class Symbol_table): Update declaration.
5071 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5072 parameter. Change all callers. Clear parameter target.
5073 (Binary_test): Test target here.
5074 * testsuite/object_unittest.cc (gold_testsuite): Remove
5075 target_test_pointer parameter. Change all callers.
5076 (Object_test): Test target here.
5078 2009-09-26 Ian Lance Taylor <iant@google.com>
5080 * testsuite/initpri1.c: Don't try to use constructor priorities if
5081 compiling with gcc before 4.3.
5083 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5085 * testsuite/retain_symbols_file_test.sh (check_present): Change
5086 output file name to retain_symbols_file_test.stdout.
5087 (check_absent): Likewise.
5089 2009-09-18 Craig Silverstein <csilvers@google.com>
5091 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5092 * options.cc: Include <cerrno> and <fstream>.
5093 (General_options::finalize): Parse -retain-symbols-file tag.
5094 * options.h: New flag.
5095 (General_options): New method should_retain_symbol, new
5096 variable symbols_to_retain.
5097 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5098 should_retain_symbol map.
5099 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5100 * testsuite/Makefile.in: Regenerate.
5101 * testsuite/retain_symbols_file_test.sh: New file.
5103 2009-09-18 Nick Clifton <nickc@redhat.com>
5105 * po/es.po: Updated Spanish translation.
5107 2009-09-17 Doug Kwan <dougkwan@google.com>
5109 * debug.h (DEBUG_RELAXATION): New constant.
5110 (DEBUG_ALL): Add DEBUG_RELAXATION.
5111 (debug_string_to_enum): Add relaxation debug option.
5113 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5114 Layout::Relaxation_debug_check::read_sections,
5115 Layout::Relaxation_debug_check::read_sections): New method definitions.
5116 (Layout::Layout): Initialize data members
5117 record_output_section_data_from_scrips_,
5118 script_output_section_data_list_ and relaxation_debug_check_.
5119 (Layout::save_segments, Layout::restore_segments,
5120 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5121 Layout::relaxation_loop_body): New method definitions.
5122 (Layout::finalize): Support relaxation. Move section layout code to
5123 Layout::relaxation_loop_body.
5124 (Layout::set_asection_address_from_script): Move code for orphan
5125 section placement out.
5126 (Layout::place_orphan_sections_in_script): New method definition.
5127 * layout.h (Output_segment_headers, Output_file_header):
5128 New forward class declarations.
5129 (Layout::~Layout): Define.
5130 (Layout::new_output_section_data_from_script): New method definition.
5131 (Layout::place_orphan_sections_in_script): New method declaration.
5132 (Layout::Segment_states): New type declaration.
5133 (Layout::save_segments, Layout::restore_segments,
5134 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5135 Layout::relaxation_loop_body): New method declarations.
5136 (Layout::Output_section_data_list): New type declaration.
5137 (Layout::Relaxation_debug_check): New class definition.
5138 (Layout::record_output_section_data_from_script_,
5139 Layout::script_output_section_data_list_, Layout::segment_states_,
5140 Layout::relaxation_debug_check_): New data members.
5141 * output.cc: (Output_section_headers::do_size): New method definition.
5142 (Output_section_headers::Output_section_headers): Move size
5143 computation to Output_section_headers::do_size.
5144 (Output_segment_headers::do_size): New method definition.
5145 (Output_file_header::Output_file_header): Move size computation to
5146 Output_file_header::do_size and call it.
5147 (Output_file_header::do_size): New method definition.
5148 (Output_data_group::Output_data_group): Adjust call to
5149 Output_section_data.
5150 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5151 (Output_symtab_xindex::do_write): Add array bound check.
5152 (Output_section::Input_section::print_to_mapfile): Handle
5153 RELAXED_INPUT_SECTION_CODE.
5154 (Output_section::Output_section): Initialize data member checkpoint_.
5155 (Output_section::~Output_section): Delete checkpoint object pointed
5157 (Output_section::add_input_section): Always add an Input_section if
5159 (Output_section::add_merge_input_section): Add assert.
5160 (Output_section::relax_input_section): New method definition.
5161 (Output_section::set_final_data_size): Set load address to zero for
5162 an unallocated section.
5163 (Output_section::do_address_and_file_offset_have_reset_values):
5164 New method definition.
5165 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5166 Handle relaxed input section.
5167 (Output_section::sort_attached_input_sections): Checkpoint input
5168 section list lazily.
5169 (Output_section::get_input_sections): Change type of input_sections to
5170 list of Simple_input_section pointers. Checkpoint input section list
5171 lazily. Also handle relaxed input sections.
5172 (Output_section::add_input_section_for_script): Take a reference to
5173 a Simple_input_section object instead of Relobj pointer and section
5174 index as parameter. Handle relaxed input sections.
5175 (Output_section::save_states, Output_section::restore_states): New
5177 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5178 (Output_data::is_data_size_fixed): New method definition.
5179 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5181 (Output_data::address_and_file_offset_have_reset_values): New method
5183 (Output_data::do_address_and_file_offset_have_reset_values): New method
5185 (Output_data::set_data_size): Check that data size is not fixed.
5186 (Output_data::fix_data_size): New method definition.
5187 (Output_data::is_data_size_fixed_): New data member.
5188 (Output_section_headers::set_final_data_size): New method definition.
5189 (Output_section_headers::do_size): New method declaration.
5190 (Output_segment_headers::set_final_data_size): New method definition.
5191 (Output_segment_headers::do_size): New method declaration.
5192 (Output_file_header::set_final_data_size)::New method definition.
5193 (Output_file_header::do_size)::New method declaration.
5194 (Output_section_data::Output_section_data): Add new parameter
5195 is_data_size_fixed and use it to fix data size.
5196 (Output_data_const::Output_data_const): Adjust call to base class
5197 constructor and fix data size.
5198 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5199 base class constructor and fix data size.
5200 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5201 base class constructor and fix data size.
5202 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5203 class constructor and fix data size.
5204 (Output_data_group::set_final_data_size): New method definition.
5205 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5206 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5207 class constructor and fix data size.
5208 (Output_relaxed_input_section): New class definition.
5209 (Output_section::Simple_input_section): New class definition.
5210 (Output_section::get_input_sections): Adjust parameter list.
5211 (Output_section::add_input_section_for_script): Same.
5212 (Output_section::save_states, Output_section::restore_states,
5213 Output_section::do_address_and_file_offset_have_reset_values,
5214 (Output_section::Input_section::Input_section): Handle
5215 RELAXED_INPUT_SECTION_CODE. Add new overload for
5216 Output_relaxed_input_section.
5217 (Output_section::Input_section::is_input_section,
5218 Output_section::Input_section::set_output_section): Handle relaxed
5220 (Output_section::Input_section::is_relaxed_input_section,
5221 Output_section::Input_section::output_section_data,
5222 Output_section::Input_section::relaxed_input_section): New method
5224 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5226 (Output_section::Input_section::u1_): Update comments.
5227 (Output_section::Input_section::u2_): Add new union member poris.
5228 (Output_section::Checkpoint_output_section): New classs definition.
5229 (Output_section::relax_input_section): New method declaration.
5230 (Output_section::checkpoint_): New data member.
5231 (Output_segment): Update comments.
5232 (Output_segment::Output_segment): Un-privatize copy constructor.
5233 (Output_segment::operator=): Un-privatize.
5234 * script-sections.cc (Output_section_element::Input_section_list):
5235 Change element type to Output_section::Simple_input_section.
5236 (Output_section_element_dot_assignment::set_section_addresses):
5237 Register output section data for relaxation clean up.
5238 (Output_data_exression::Output_data_expression): Adjust call to base
5239 constructor to fix data size.
5240 (Output_section_element_data::set_section_addresses): Register
5241 Output_data_expression object for relaxation clean up.
5242 (struct Input_section_info): Replace Relobj pointer and section index
5243 pair with Output_section::Simple_input_section and Convert struct to a
5245 (Input_section_sorter::operator()): Adjust access to
5246 Input_section_info data member to use accessors.
5247 (Output_section_element_input::set_section_addresses): Use layout
5248 parameter. Adjust code to use Output_section::Simple_input_section
5249 and Input_secction_info classes. Register filler for relaxation
5251 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5252 and section index pair with Output_section::Simple_input_section
5253 class. Adjust code accordingly.
5254 (Phdrs_element::release_segment): New method definition.
5255 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5257 (Script_sections::release_segments): New method definition.
5258 * gold/script-sections.h (Script_sections::release_segments): New
5260 * gold/target.h (Target::may_relax, Target::relax,
5261 Target::do_may_relax, Target::do_relax): New method definitions.
5263 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5265 * arm.cc (has_signed_unsigned_overflow): New function.
5266 (Arm_relocate_functions::abs8): New function.
5267 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5268 (Target_arm::Scan::global): Likewise.
5269 (Target_arm::relocate::relocate): Likewise.
5270 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5273 2009-09-16 Cary Coutant <ccoutant@google.com>
5275 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5276 * testsuite/Makefile.in: Regenerate.
5278 2009-09-11 Nick Clifton <nickc@redhat.com>
5280 * po/gold.pot: Updated by the Translation project.
5282 2009-09-08 Cary Coutant <ccoutant@google.com>
5284 * output.cc (Output_file::open): Add execute permission to empty file.
5285 * testsuite/Makefile.am (permission_test): New test.
5286 * testsuite/Makefile.in: Regenerate.
5288 2009-09-02 Ian Lance Taylor <iant@google.com>
5290 * output.cc (Output_file::resize): Call map_no_anonymous rather
5293 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5295 * gold.cc: Include "incremental.h".
5296 (queue_initial_tasks): Call Incremental_checker methods.
5297 * incremental.cc: Include "output.h".
5298 (Incremental_checker::can_incrementally_link_output_file): New
5300 * incremental.h (Incremental_checker): New class.
5302 * output.cc (Output_file::open_for_modification): New method.
5303 (Output_file::map_anonymous): Changed return type to bool. Record
5305 (Output_file::map_no_anonymous): New method, broken out of map.
5306 (Output_file::map): Use map_no_anonymous and map_anonymous.
5307 * output.h (class Output_file): Update declarations.
5309 2009-08-24 Cary Coutant <ccoutant@google.com>
5311 * options.h (Command_line::Pre_options): New class.
5312 (Command_line::pre_options): New member.
5313 * options.cc (gold::options::ready_to_register): New variable.
5314 (One_option::register_option): Do nothing if not registering options.
5315 Assert if same short option registered twice.
5316 (General_options::General_options): Turn off option registration when
5318 (Command_line::Pre_options::Pre_options): New constructor.
5320 2009-08-24 Cary Coutant <ccoutant@google.com>
5322 * options.h (General_options::no_keep_memory): Remove incorrect
5325 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5327 * Makefile.am (am__skiplex, am__skipyacc): New.
5328 * Makefile.in: Regenerate.
5330 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5332 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5333 (INCLUDES): ... this.
5334 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5335 (AM_CPPFLAGS): Renamed from ...
5336 (INCLUDE): ... this.
5337 * Makefile.in, testsuite/Makefile.in: Regenerate.
5339 * Makefile.in: Regenerate.
5340 * aclocal.m4: Likewise.
5341 * config.in: Likewise.
5342 * configure: Likewise.
5343 * testsuite/Makefile.in: Likewise.
5345 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5346 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5347 * Makefile.in: Regenerate.
5348 * testsuite/Makefile.in: Regenerate.
5350 2009-08-19 Cary Coutant <ccoutant@google.com>
5352 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5353 symbols in shared libraries overridden by hidden or internal symbols
5354 in the main program.
5356 2009-08-19 Chris Demetriou <cgd@google.com>
5358 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5359 checking source file names in error messages.
5361 2009-08-18 Doug Kwan <dougkwan@google.com>
5363 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5364 an elcpp::Ehdr as parameter. Adjust call to set_target.
5365 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5366 an elfcpp::Ehdr as parameter.
5367 * object.cc (Object::set_target): Remove the version that looks up
5368 a target and sets it.
5369 (Sized_relobj::setup): Take a Target object instead of
5370 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5371 (make_elf_sized_object): Find target and ask target to
5373 * object.h: (Object::set_target): Remove the version that looks up
5374 a target and sets it.
5375 (Sized_relobj::setup): Take a Target object instead of
5376 an elfcpp:Ehdr as parameter.
5377 * target.cc: Include dynobj.h.
5378 (Target::do_make_elf_object_implementation): New.
5379 (Target::do_make_elf_object): New.
5380 * target.h (Target::make_elf_object): New template declaration.
5381 (Target::do_make_elf_object): New method declarations.
5382 (Target::do_make_elf_object_implementation): New template declaration.
5384 2009-08-14 Ian Lance Taylor <iant@google.com>
5386 * gold.h (FUNCTION_NAME): Define.
5387 (gold_unreachable): Use FUNCTION_NAME.
5389 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5391 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5392 symbol in the --keep-unique list is not found.
5394 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5396 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5397 been maked as --keep-unique.
5398 (Icf::unfold_section): New function.
5399 * icf.h (Icf::unfold_section): New function.
5400 * options.h (General_options::keep_unique): New option.
5401 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5402 * testsuite/Makefile.in: Regenerate.
5403 * testsuite/icf_keep_unique_test.sh: New file.
5404 * testsuite/icf_keep_unique_test.cc: New file.
5406 2009-08-12 Cary Coutant <ccoutant@google.com>
5409 * resolve.cc (Symbol_table::resolve): Check for references from
5410 dynamic objects to hidden and internal symbols.
5411 * testsuite/Makefile.am (hidden_test.sh): New test.
5412 * testsuite/Makefile.in: Regenerate.
5413 * testsuite/hidden_test.sh: New script.
5414 * testsuite/hidden_test_1.c: New test source.
5415 * testsuite/hidden_test_main.c: New test source.
5417 2009-08-11 Doug Kwan <dougkwan@google.com>
5419 * arm.cc: Update comments.
5420 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5421 segment to locate the .ARM.exidx section if present.
5423 2009-08-09 Doug Kwan <dougkwan@google.com>
5425 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5428 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5429 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5432 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5434 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5435 valid tls_segment only for non-debug-section relocations.
5436 * testsuite/Makefile.am: Add gc_tls_test.
5437 * testsuite/Makefile.in: Regenerate.
5438 * testsuite/gc_tls_test.cc: New file.
5439 * testsuite/gc_tls_test.sh: New file.
5441 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5445 * Makefile.am (CCFILES): Add icf.cc.
5447 * Makefile.in: Regenerate.
5448 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5449 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5450 section, symbol and addend information for the relocs.
5451 * gold.cc (queue_middle_tasks): Call identical code folding.
5452 * gold.h: Add defines for multimap.
5453 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5454 to the call of finalize_local_symbols.
5455 * main.cc (main): Create object of class Icf.
5456 * object.cc (Sized_relobj::do_layout): Allow this function to be
5457 called twice during icf.
5458 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5459 to sections marked as identical by icf.
5460 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5462 (Sized_relobj::do_section_entsize): New function.
5463 * object.h (Object::section_entsize): New function.
5464 (Object::do_section_entsize): New pure virtual function.
5465 (Relobj::finalize_local_symbols): Add new parameter.
5466 (Relobj::do_section_entsize): New function.
5467 * options.h (General_options::icf): New option.
5468 (General_options::icf_iterations): New option.
5469 (General_options::print_icf_sections): New option.
5470 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5471 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5472 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5474 * symtab.cc (Symbol_table::is_section_folded): New function.
5475 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5476 to sections marked as identical by icf.
5477 * symtab.h (Symbol_table::set_icf): New function.
5478 (Symbol_table::icf): New function.
5479 (Symbol_table::is_section_folded): New function.
5480 (Symbol_table::icf_): New data member.
5481 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5482 * testsuite/Makefile.am: Add commands to build icf_test.
5483 * testsuite/Makefile.in: Regenerate.
5484 * testsuite/icf_test.sh: New file.
5485 * testsuite/icf_test.cc: New file.
5487 2009-07-24 Chris Demetriou <cgd@google.com>
5489 * layout.cc (is_compressible_debug_section): Fix incorrect
5490 comment about compressed section names.
5492 2009-07-20 Ian Lance Taylor <ian@airs.com>
5495 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5497 2009-07-16 Ian Lance Taylor <iant@google.com>
5500 * layout.h: #include <map>.
5501 (class Kept_section): Change from struct to class. Add accessors
5502 and setters. Add section size to Comdat_group mapping. Change
5503 Comdat_group to std::map. Add is_comdat_ field. Add
5504 linkonce_size field in union.
5505 (class Layout): Update declaration of find_or_add_kept_section.
5506 Don't declare find_kept_object.
5507 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5508 parameter. Add object, shndx, is_comdat, and is_group_name
5509 parameters. Change all callers. Adjust for new Kept_section.
5510 (Layout::find_kept_object): Remove.
5511 * object.cc (Sized_relobj::include_section_group): Update use of
5512 Kept_section. Rename secnum to shndx. Only record
5513 Kept_comdat_section if sections are the same size.
5514 (Sized_relobj::include_linkonce_section): Update use of
5515 Kept_section. Only record Kept_comdat_section if sections are the
5516 same size. Set size of linkonce section.
5517 (Sized_relobj::map_to_kept_section): Update call to
5518 get_kept_comdat_section.
5519 * object.h (class Sized_relobj): Rename fields in
5520 Kept_comdat_section to drop trailing underscores; change object
5521 field to Relobj*. Change Kept_comdat_section_table to store
5522 struct rather than pointer.
5523 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5524 Add kept_object and kept_shndx parameters. Change all callers.
5525 (Sized_relobj::get_kept_comdat_section): Change return type to
5526 bool. Add kept_object and kept_shndx parameters. Change all
5528 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5529 Layout::find_or_add_kept_section.
5531 2009-07-09 Ian Lance Taylor <iant@google.com>
5533 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5534 Reserve space in the hash table.
5536 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5538 * fileread.cc (File_read::get_mtime): New method.
5539 * fileread.h (Timespec): New structure.
5540 (File_read::get_mtime): New method.
5541 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5542 Renamed from timestamp_nsec.
5543 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5545 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5547 (Incremental_inputs::report_archive): Save mtime; style fix.
5548 (Incremental_inputs::report_obejct): Save mtime; style fix.
5549 (Incremental_inputs::report_script): Save mtime; style fix.
5550 (Incremental_inputs::finalize_inputs): Style fix.
5551 (Incremental_inputs::finalize): Style fix.
5552 (Incremental_inputs::create_input_section_data): Store inputs
5554 * incremental.h (Incremental_inputs::report_script): Add mtime
5556 (Incremental_inputs::Input_info::Input_info): Intialize only one
5558 (Incremental_inputs::Input_info::archive): Move to nameless
5560 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5561 (Incremental_inputs::Input_info::script): Move to nameless union.
5562 (Incremental_inputs::mtime): New field.
5563 * script.cc (read_input_script): Pass file mtime to
5565 * script.h (Script_info::inputs): Style fix.
5567 2009-07-01 Ian Lance Taylor <ian@airs.com>
5569 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5572 2009-06-24 Ian Lance Taylor <iant@google.com>
5575 * layout.cc (Layout::choose_output_section): If we find an
5576 existing section, update the flags.
5577 (Layout::create_notes): New function, broken out of
5579 (Layout::finalize): Don't create note sections.
5580 (Layout::create_note): Don't crash if linker script discards
5582 (Layout::create_gold_note): Likewise.
5583 (Layout::create_build_id): Likewise. Don't set
5584 after_input_sections on the section.
5585 (Layout::create_executable_stack_info): Remove target parameter.
5587 * layout.h (class Layout): Declare create_notes. Update
5588 declaration of create_executable_stack_info.
5589 * gold.cc (queue_middle_tasks): Call create_notes.
5590 * output.cc (Output_section::update_flags_for_input_section): Move
5591 here from output.h. If SHF_ALLOC flag is newly set, mark address
5593 * output.h (Output_data::mark_address_invalid): New function.
5594 (class Output_section): Only declare, not define,
5595 update_flags_for_input_section. Remove set_flags.
5597 2009-06-24 Ian Lance Taylor <iant@google.com>
5599 * script-sections.cc (Output_section_definition::
5600 set_section_addresses): Rename shadowing local load_address to
5603 2009-06-24 Ian Lance Taylor <iant@google.com>
5606 * reloc.cc (relocate_sections): Skip empty relocation sections.
5608 2009-06-23 Ian Lance Taylor <iant@google.com>
5611 * layout.cc (Layout::create_note): Use choose_output_section
5612 rather than make_output_section.
5614 2009-06-23 Ian Lance Taylor <iant@google.com>
5617 * options.cc (General_options::parse_V): Set printed_version_.
5618 (General_options::General_options): Initialize printed_version_.
5619 * options.h (class General_options): Add printed_version_ field.
5620 * gold.cc (queue_initial_tasks): If there are no input files,
5621 don't give a fatal error if we printed the version information.
5622 (queue_middle_tasks): If using -r with a shared object, give a
5623 fatal error rather than an ordinary error.
5625 2009-06-23 Ian Lance Taylor <iant@google.com>
5628 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5629 (Layout::make_output_section): Set have_stabstr_section_ if we see
5630 a .stab*str section.
5631 (Layout::finalize): Call link_stabs_sections.
5632 (Layout::link_stabs_sections): New file.
5633 * layout.h (class Layout): Add have_stabstr_section_ field.
5634 Declare link_stabs_sections.
5636 2009-06-23 Doug Kwan <dougkwan@google.com>
5638 * Makefile.am (libgold_a_LIBADD): New.
5639 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5640 * Makefile.in: Regenerate.
5641 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5642 * configure: Regenerate.
5643 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5644 * fileread.cc: Include sys/state.h
5645 * gold.h: Declare memmem and strndup if found missing.
5646 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5648 2009-06-23 Ian Lance Taylor <iant@google.com>
5650 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5651 * configure: Rebuild.
5653 2009-06-23 Ian Lance Taylor <iant@google.com>
5656 * object.cc (Object::section_contents): Don't try to get a view if
5657 the section has length zero.
5658 (Object::handle_gnu_warning_section): If the section is empty, use
5659 the name of the section as the warning.
5661 2009-06-23 Ian Lance Taylor <iant@google.com>
5664 * stringpool.h (class Stringpool_template): Add optimize_ field.
5665 (Stringpool_template::set_optimize): New function.
5666 * stringpool.cc (Stringpool_template::Stringpool_template):
5667 Initialize optimize_ field.
5668 (Stringpool_template::set_string_offsets): Test local optimize
5669 fild rather than parameter.
5670 * layout.cc (Layout::Layout): Call set_optimize on the section
5673 2009-06-22 Ian Lance Taylor <iant@google.com>
5676 * yyscript.y: Parse TARGET.
5677 * script.cc (script_set_target): New function.
5678 * script-c.h (script_set_target): Declare.
5679 * options.cc (General_options::string_to_object_format): Rename
5680 from string_to_object_format in anonymous namespace. Change
5682 * options.h (class General_options): Declare
5683 string_to_object_format.
5685 2009-06-22 Ian Lance Taylor <iant@google.com>
5687 * script-sections.cc (Script_sections::create_segments): Don't put
5688 program headers in a PT_LOAD segment if -n or -N.
5690 2009-06-22 Ian Lance Taylor <iant@google.com>
5693 * options.h (class General_options): Add -z lazy and -z now. Sort
5694 -z options into alphabetical order.
5695 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5697 2009-06-21 Ian Lance Taylor <iant@google.com>
5699 * layout.cc (Layout::make_output_section): Call
5700 Target::new_output_section.
5701 (Layout::attach_allocated_section_to_segment): Put large section
5702 sections in a separate load segment with the large segment flag
5704 (Layout::segment_precedes): Sort large data segments after other
5706 (align_file_offset): New static function.
5707 (Layout::set_segment_offsets): Use align_file_offset.
5708 * output.h (class Output_section): Add is_small_section_ and
5709 is_large_section_ fields.
5710 (Output_section::is_small_section): New function.
5711 (Output_section::set_is_small_section): New function.
5712 (Output_section::is_large_section): New function.
5713 (Output_section::set_is_large_section): New function.
5714 (Output_section::is_large_data_section): New function.
5715 (class Output_segment): Add is_large_data_segment_ field.
5716 (Output_segment::is_large_data_segment): New function.
5717 (Output_segment::set_is_large_data_segment): New function.
5718 * output.cc (Output_section::Output_section): Initialize new
5720 (Output_segment::Output_segment): Likewise.
5721 (Output_segment::add_output_section): Add assertion that large
5722 data sections always go in large data segments. Force small data
5723 sections to the end of the list of data sections. Force small BSS
5724 sections to the start of the list of BSS sections. For large BSS
5725 sections to the end of the list of BSS sections.
5726 * symtab.h (class Symbol): Declare is_common_shndx.
5727 (Symbol::is_defined): Check Symbol::is_common_shndx.
5728 (Symbol::is_common): Likewise.
5729 (class Symbol_table): Define enum Commons_section_type. Update
5730 declarations. Add small_commons_ and large_commons_ fields.
5731 * symtab.cc (Symbol::is_common_shndx): New function.
5732 (Symbol_table::Symbol_table): Initialize new fields.
5733 (Symbol_table::add_from_object): Put small and large common
5734 symbols in the right list.
5735 (Symbol_table::sized_finalized_symbol): Check
5736 Symbol::is_common_shndx.
5737 (Symbol_table::sized_write_globals): Likewise.
5738 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5739 common symbol lists. Don't call do_allocate_commons_list if the
5741 (Symbol_table::do_allocate_commons_list): Remove is_tls
5742 parameter. Add comons_section_type parameter. Change all
5743 callers. Handle small and large common symbols.
5744 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5745 Symbol::is_common_shndx.
5746 * resolve.cc (symbol_to_bits): Likewise.
5747 * target.h (Target::small_common_shndx): New function.
5748 (Target::small_common_section_flags): New function.
5749 (Target::large_common_shndx): New function.
5750 (Target::large_common_section_flags): New function.
5751 (Target::new_output_section): New function.
5752 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5753 small_common_section_flags, and large_common_section_flags
5755 (Target::do_new_output_section): New virtual function.
5756 * arm.cc (Target_arm::arm_info): Initialize new fields.
5757 * i386.cc (Target_i386::i386_info): Likewise.
5758 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5760 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5761 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5762 (Target_x86_64::do_new_output_section): New function.
5763 * configure.ac: Define conditional MCMODEL_MEDIUM.
5764 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5765 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5766 (large_LDFLAGS): Define.
5767 * testsuite/large.c: New file.
5768 * testsuite/testfile.cc (Target_test::test_target_info):
5769 Initialize new fields.
5770 * configure, testsuite/Makefile.in: Rebuild.
5772 2009-06-05 Doug Kwan <dougkwan@google.com>
5774 * Makefile.am (CCFILES): Add target.cc.
5775 * Makefile.in: Regenerate.
5776 * i386.cc (class Target_i386): Define new virtual method to
5777 override do_is_local_label_name in parent.
5778 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5779 local symbols if --discard-locals or -X is given.
5780 * options.h (class General_options): Declare new options
5781 '--discard-locals' and '-X' for discarding locals.
5782 * target.h (class Target): Define new methods is_local_label_name.
5783 Declare new virtual method do_is_local_label_name.
5784 * target.cc: New file.
5785 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5786 (check_SCRIPTS): Add discard_locals_test.sh.
5787 (check_DATA): Add discard_local_tests.syms.
5788 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5789 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5790 * testsuite/Makefile.in: Regenerate.
5791 * testsuite/discard_locals_test.c: New file.
5792 * testsuite/discard_locals_test.sh: Same.
5794 2009-06-05 Doug Kwan <dougkwan@google.com>
5796 * object.cc (Sized_relobj::Sized_relobj): Initialize
5797 discarded_eh_frame_shndx_ to -1U.
5798 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5800 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5801 a discarded .eh_frame section.
5802 (Sized_relobj::do_finalize_local_symbols): Ditto.
5803 * object.h (class Sized_relobj): Declare new member
5804 discarded_eh_frame_shndx_.
5805 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5806 (local_labels_test.o, local_labels_test): New rules.
5807 * testsuite/Makefile.in: Regenerate.
5809 2009-06-04 Doug Kwan <dougkwan@google.com>
5811 * layout.cc (Layout::section_name_mapping): Add mapping for
5812 special ARM sections.
5814 2009-06-03 Doug Kwan <dougkwan@google.com>
5816 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5817 (utils::has_overflow): Same.
5819 2009-06-03 Ian Lance Taylor <iant@google.com>
5821 * layout.cc (Layout::section_name_mapping): New array, replacing
5822 Layout::linkonce_mapping.
5823 (Layout::section_name_mapping_count): New variable, replacing
5824 Layout::linkonce_mapping_count.
5825 (Layout::linkonce_output_name): Remove.
5826 (Layout::output_section_name): Rewrite.
5827 * layout.h (class Layout): Rename Linkonce_mapping to
5828 Section_name_mapping, linkonce_mapping to section_name_mapping,
5829 linkonce_mapping_count to section_name_mapping_count. Don't
5830 declare linkonce_output_name.
5832 2009-06-03 Doug Kwan <dougkwan@google.com>
5834 * gold/arm.cc (namespace utils): New.
5835 (Target_arm::reloc_is_non_pic): Define new method.
5836 (class Arm_relocate_functions): New.
5837 (Target_arm::Relocate::relocate): Handle relocation types used by
5840 2009-06-03 Ian Lance Taylor <iant@google.com>
5842 * arm.cc (Target_arm::scan::global): Use || instead of |.
5844 2009-06-02 Doug Kwan <dougkwan@google.com>
5846 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5847 issued_non_pic_error_.
5848 (class Target_arm::Scan): Declare new method check_non_pic.
5849 Define new method symbol_needs_plt_entry.
5850 Declare new data member issued_non_pic_error_.
5851 (class Target_arm::Relocate): Declare new method
5852 should_apply_static_reloc.
5853 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5854 (Target_arm::Scan::check_non_pic): Define new method.
5855 (Target_arm::Scan::local): Handle a small subset of reloc types used
5857 (Target_arm::Scan::local): Same.
5858 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5860 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5862 * incremental.cc (Incremental_inputs::report_command_line): Filter
5863 out --incremental-* options.
5865 2009-05-29 Doug Kwan <dougkwan@google.com>
5867 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5869 (class Target_arm): Update comment.
5870 (Target_arm::Target_arm): Initialize new data members GOT_,
5871 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5872 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5873 and Target_arm::rel_dyn_section.
5874 Declare new_enum Target_arm::Got_type.
5875 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5877 Update commments for member do_dynsym_value.
5878 (Target_arm::got_size, Target_arm::plt_section,
5879 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5880 new methods inside class defintion.
5881 (Target_arm::got_section): Define new method.
5882 (Target_arm::rel_dyn_section): Same.
5883 (Output_data_plt_arm): New template class.
5884 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5885 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5886 (Output_data_plt_arm::add_entry): Same.
5887 (Output_data_plt_arm::first_plt_entry): Define new
5888 static data member for PLT instruction template.
5889 (Output_data_plt_arm::plt_entry): Same.
5890 (Output_data_plt_arm::do_write): Define new method.
5891 (Target_arm::make_plt_entry): Same.
5892 (Target_arm::do_finalize_sections): Same.
5893 (Target_arm::do_dynsym_value): Same.
5895 2009-05-28 Doug Kwan <dougkwan@google.com>
5897 * Makefile.am (TARGETSOURCES): Add arm.cc.
5898 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5899 * Makefile.in: Regenerate.
5901 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5903 2009-05-26 Doug Kwan <dougkwan@google.com>
5905 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5906 (General_options::check_excluded_libs): Strip off directories in
5907 archive name before matching like GNU ld does.
5908 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5909 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5910 (exclude_libs_test_LDFLAGS): Add linker option
5911 -Wl,--exclude-libs,libexclude_libs_test_3
5912 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5913 an explicit archive without using -l.
5914 (alt/libexclude_libs_test_3.a): New make rule.
5915 * testsuite/Makefile.in: Regenerate.
5916 * testsuite/exclude_libs_test.c : Declare lib3_default().
5918 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5919 * exclude_libs_test_3.c: New file.
5921 2009-05-26 Nick Clifton <nickc@redhat.com>
5923 * po/id.po: New Indonesian translation.
5924 * po/gold.pot: Updated template file.
5926 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5928 * testsuite/Makefile.am: Add -ffunction-sections to compile
5929 gc_comdat_test files. Add -Wl,--gc-sections to build
5931 * testsuite/Makefile.in: Regenerate.
5932 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5934 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5936 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5937 kept comdat section was garbage collected.
5938 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5939 * testsuite/Makefile.in: Regenerate.
5940 * testsuite/gc_comdat_test.sh: New file.
5941 * testsuite/gc_comdat_test_1.cc: New file.
5942 * testsuite/gc_comdat_test_2.cc: New file.
5944 2009-05-19 Doug Kwan <dougkwan@google.com>
5946 * archive.cc (Archive::Archive): Move constructor from archive.h
5947 to here. Initialize no_export_.
5948 (Archive::get_elf_object_for_member): Set no_export flag of object.
5949 * archive.h (Archive::Archive): Move constructor body to
5951 (Archive::no_export): New method.
5952 (Archive::no_export_): New field.
5953 * object.h (Object::Object): Initialize no_export_ to false.
5954 (Object::no_export, Object::set_no_export): New methods.
5955 (Object::no_export_): New field.
5956 * options.cc (General_options::parse_exclude_libs): New method.
5957 (General_options::check_excluded_libs) Same.
5958 * options.h (exclude_libs): New option.
5959 (General_options::check_excluded_libs): New method declaration.
5960 (General_options::excluded_libs_): New field.
5961 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5962 default or protected visibility if an object has no-export flag set.
5963 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5964 (check_SCRIPTS): Add exclude_libs_test.sh.
5965 (check_DATA): Add exclude_libs_test.syms.
5966 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5967 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5968 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5969 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5970 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5971 libexclude_libs_test_2.a): New rules.
5972 * testsuite/Makefile.in: Regenerate.
5973 * testsuite/exclude_libs_test.c: New file.
5974 * testsuite/exclude_libs_test.sh: Ditto.
5975 * testsuite/exclude_libs_test_1.c: Ditto.
5976 * testsuite/exclude_libs_test_2.c: Ditto.
5978 2009-05-15 Ian Lance Taylor <iant@google.com>
5980 * configure.ac: Check for declarations for cases where libiberty.h
5981 checks HAVE_DECL_xxx.
5982 * configure, config.in: Rebuild.
5984 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5986 * gold.h (Incremental_argument_list): Remove (invalid) forward
5988 * incremental.cc (Incremental_inputs::report_achive): New method.
5989 (Incremental_inputs::report_object): New method.
5990 (Incremental_inputs::report_script): New method.
5991 (Incremental_inputs::finalize_inputs): New method.
5992 (Incremental_inputs::finalize): Call finalize_inputs().
5993 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5994 Create inputs entries.
5995 * incremental.h (Incremental_input_type): New enum.
5996 (Incremental_inputs::Incremental_input): Initialize new fields.
5997 (Incremental_inputs::report_inputs): New method.
5998 (Incremental_inputs::report_achive): New method.
5999 (Incremental_inputs::report_object): New method.
6000 (Incremental_inputs::report_script): New method.
6001 (Incremental_inputs::finalize_inputs): New method.
6002 (Incremental_inputs::Input_info): New struct.
6003 (Incremental_inputs::Input_info_map): New typedef.
6004 (Incremental_inputs::lock_): New field.
6005 (Incremental_inputs::Inputs_): New field.
6006 (Incremental_inputs::Inputs_map): New field.
6007 * main.cc (main): Call Incremental_input::report_inputs.
6008 * options.h (Input_argument_list): Typedef moved from
6010 (Input_file_group::Files): Remove, use ::Input_argument_list.
6011 (Input_file_group::Input_argument_list): Remove, use
6012 ::Input_argument_list.
6013 * plugin.cc (Plugin_manager::add_input_file): Add error in
6015 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6017 * script.cc (read_input_script): Call
6018 Incremental_input::report_script.
6019 * script.h (Script_info): New class.
6021 2009-04-27 Ian Lance Taylor <iant@google.com>
6023 * x86_64.cc (do_adjust_output_section): Set entsize to
6026 2009-04-23 Elliott Hughes <enh@google.com>
6028 * output.cc (Output_file::close): After short writes, continue
6029 writing from the correct offset in the buffer being written.
6031 2009-04-23 Chris Demetriou <cgd@google.com>
6033 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6034 * configure: Regenerate.
6035 * config.in: Regenerate.
6036 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6037 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6039 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6041 * incremental.cc (Incremental_inputs_header_data): Renamed from
6042 Incremental_input_header_data.
6043 (Incremental_inputs_header_data::data_size): New field.
6044 (Incremental_inputs_header_data::put_input_file_count): Renamed
6045 from input_file_count.
6046 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6047 from command_line_offset.
6048 (Incremental_inputs_header_data::put_reserved): Renamed from
6050 (Incremental_inputs_entry_data): Renamed from
6051 Incremental_input_entry_data.
6052 (Incremental_inputs_entry_data::data_size): New field.
6053 (Incremental_inputs::report_command_line): New method.
6054 (Incremental_inputs::finalize): New method.
6055 (Incremental_inputs::create_incremental_inputs_data): New method.
6056 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6057 * incremental.h: New file.
6058 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6059 (Layout::finalize): Create incremental inputs section in
6061 (Layout::create_incremental_info_sections): New method.
6062 * layout.h (Layout::incremental_inputs): New method.
6063 (Layout::create_incremental_info_sections): New method.
6064 (Layout::incremental_inputs_): New field.
6065 * main.cc (main): Notify Incremental_input of the command line.
6067 2009-04-01 Ian Lance Taylor <iant@google.com>
6068 Mikolaj Zalewski <mikolajz@google.com>
6070 * gold.h (reserve_unordered_map): Define, three versions, one for
6071 each version of Unordered_map.
6072 * layout.cc (Layout::Layout): Remove options parameter. Add
6073 number_of_input_files parameter. Don't initialize options_.
6074 Initialize number_of_input_files_ and resized_signatures_. Move
6075 sections_are_attached_.
6076 (Layout::layout_group): Reserve space for group_signatures_.
6077 (Layout::find_or_add_kept_section): Change name parameter to be a
6078 reference. Resize signatures_ map when it gets large enough.
6079 (Layout::layout_eh_frame): Use parameters->options() instead of
6081 (Layout::make_output_section): Likewise.
6082 (Layout::attach_allocated_section_to_segment): Likewise.
6083 (Layout::finalize, Layout::create_executable_stack): Likewise.
6084 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6085 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6086 * layout.h (class Layout): Update declarations. Remove options_
6087 field. Add number_of_input_files_ and resized_signatures_
6088 fields. Move sections_are_attached_ field.
6089 * main.cc (main): Pass number of input files to Layout
6090 constructor. Don't pass options.
6092 2009-03-30 Ian Lance Taylor <iant@google.com>
6094 * ffsll.c (ffsll): Correct implementation.
6096 2009-03-27 Ian Lance Taylor <iant@google.com>
6098 * ffsll.c: New file.
6099 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6100 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6101 * ftruncate.c (ftruncate): Declare before definition.
6102 * mremap.c (mremap): Likewise.
6103 * pread.c (pread): Likewise.
6104 * configure, Makefile.in, config.in: Rebuild.
6106 * mremap.c: New file.
6107 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6108 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6109 (mremap): Declare if HAVE_MREMAP is not defined.
6110 * configure, Makefile.in, config.in: Rebuild.
6112 2009-03-27 Cary Coutant <ccoutant@google.com>
6114 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6115 position independent.
6116 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6117 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6119 2009-03-24 Cary Coutant <ccoutant@google.com>
6121 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6123 (needs_dynamic_reloc): Likewise.
6125 2009-03-24 Ian Lance Taylor <iant@google.com>
6127 * yyscript.y (file_cmd): Recognize EXTERN.
6128 (extern_name_list, extern_name_list_body): New nonterminals.
6129 * script.cc (script_add_extern): Define.
6130 * script-c.h (script_add_extern): Declare.
6132 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6134 * object.cc (is_elf_object): Define.
6135 * object.h (is_elf_object): Declare.
6136 * archive.cc (Archive::get_elf_object_for_member): Call
6138 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6140 2009-03-24 Elliott Hughes <enh@google.com>
6142 * output.cc (Output_file::map_anonymous): Define.
6143 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6144 try an anonymous one. Report the size if the mmap fails.
6145 * output.h (class Output_file): Declare map_anonymous.
6147 2009-03-24 Ian Lance Taylor <iant@google.com>
6149 * target-select.cc (instantiate_target): Don't acquire the lock if
6150 the instantiated_target_ field has already been set.
6152 2009-03-23 Ian Lance Taylor <iant@google.com>
6154 * gold-threads.h (class Initialize_lock): Define.
6155 * gold-threads.cc (class Initialize_lock_once): Define.
6156 (initialize_lock_control): New static variable.
6157 (initialize_lock_pointer): New static variable.
6158 (initialize_lock_once): New static function.
6159 (Initialize_lock::Initialize_lock): Define.
6160 (Initialize_lock::initialize): Define.
6161 * target-select.h: Include "gold-threads.h".
6162 (class Target_selector): Add lock_ and initialize_lock_ fields.
6163 Don't define instantiate_target, just declare it.
6164 * target-select.cc (Target_selector::Target_selector): Initialize
6166 (Target_selector::instantiate_target): Define.
6167 * descriptors.h: Include "gold-threads.h".
6168 (class Descriptors): Add initialize_lock_ field.
6169 * descriptors.cc (Descriptors::Descriptors): Initialize new
6171 (Descriptors::open): Use initialize_lock_ field
6172 * errors.h (class Errors): Add initialize_lock_ field.
6173 * errors.cc (Errors::Errors): Initialize new field.
6174 (Errors::initialize_lock): Use initialize_lock_ field.
6175 * powerpc.cc (class Target_selector_powerpc): Remove
6176 instantiated_target_ field. In do_recognize call
6177 instantiate_target rather than do_instantiate_target. In
6178 do_instantiate_target just allocate a new target.
6179 * sparc.cc (class Target_selector_sparc): Likewise.
6181 * freebsd.h: New file.
6182 * i386.cc: Include "freebsd.h".
6183 (Target_i386): Derive from Target_freebsd rather than
6185 (Target_selector_i386): Derive from Target_selector_freebsd rather
6186 than Target_selector.
6187 * x86_64.cc: Include "freebsd.h".
6188 (Target_x86_64): Derive from Target_freebsd rather than
6190 (Target_selector_x86_64): Derive from Target_selector_freebsd
6191 rather than Target_selector.
6192 * target.h (class Target): Add adjust_elf_header and
6193 do_adjust_elf_header.
6194 * output.cc (Output_file_header:: do_sized_write): Call target
6195 adjust_elf_header routine.
6196 * configure.tgt: Set targ_osabi.
6197 * configure.ac: Define GOLD_DEFAULT_OSABI.
6198 * parameters.cc (Parameters::default_target): Pass
6199 GOLD_DEFAULT_OSABI to select_target.
6200 * target-select.h (class Target_selector): Make instantiate_target
6201 protected rather than private.
6202 * Makefile.am (HFILES): Add freebsd.h.
6203 * configure, Makefile.in, config.in: Rebuild.
6205 * merge.cc (do_add_input_section): Correct pend value. Change
6206 message about last entry not being null terminated from error to
6209 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6211 * incremental.cc: New file.
6212 * Makefile.am (CCFILES): Add incremental.cc.
6213 * Makefile.in: Rebuild.
6215 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6217 * layout.cc (Layout::output_section_name): Preserve names
6218 of '.note.' sections.
6220 2009-03-19 Ian Lance Taylor <iant@google.com>
6222 * descriptors.cc (Descriptors::open): Check that the options are
6223 valid before using them.
6225 2009-03-18 Ian Lance Taylor <iant@google.com>
6227 * script-sections.h: Include <list>.
6228 (class Script_sections): Change Sections_elements from std::vector
6229 to std::list. Typedef public Elements_iterator. Add
6230 orphan_section_placement_, data_segment_align_start_, and
6231 saw_data_segment_align_ fields. Remove data_segment_align_index_
6233 * script-sections.cc (class Orphan_section_placement): New class.
6234 (class Sections_element): Add virtual functions is_relro and
6235 orphan_section_init. Remove virtual function place_orphan_here.
6236 (class Output_section_definition): Add is_relro and
6237 orphan_section_init. Remove place_orphan_here.
6238 (class Orphan_output_section): Likewise.
6239 (Script_sections::Script_sections): Update for field changes.
6240 (Script_sections::data_segment_align): Set saw_data_segment_align_
6241 and data_segment_align_start_, not data_segment_align_index.
6242 (Script_sections::data_segment_relro_end): Check
6243 saw_data_segment_align_. Use data_segment_align_start_ rather
6244 than data_segment_align_index_.
6245 (Script_sections::place_orphan): Rewrite to use
6246 Orphan_section_placement.
6248 2009-03-17 Ian Lance Taylor <iant@google.com>
6250 * archive.cc (Archive::add_symbols): Check for a version attached
6251 to the symbol name in the archive map.
6252 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6253 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6254 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6255 (ver_test_11.a): New target.
6256 * testsuite/Makefile.in: Rebuild.
6258 * configure.ac: Check for chsize and posix_fallocate. Replace
6260 * ftruncate.c: New file, from gnulib.
6261 * output.cc (posix_fallocate): Define dummy version if not
6262 HAVE_POSIX_FALLOCATE.
6263 (Output_file::map): Call posix_fallocate rather than lseek and
6265 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6266 * configure, Makefile.in, config.in: Rebuild.
6268 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6270 * layout.h (Layout::create_note): Add section_name parameter.
6271 * layout.cc (Layout::create_note): Likewise.
6272 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6274 2009-03-17 Ian Lance Taylor <iant@google.com>
6276 * descriptors.cc: Include "options.h".
6277 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6278 (Descriptors::open): Always use O_CLOEXEC when opening a new
6279 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6280 then set FD_CLOEXEC.
6282 * sparc.cc (class Target_sparc): Add has_got_section.
6283 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6284 make sure we have a GOT section.
6286 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6287 (Target_sparc::Scan::local): Likewise.
6288 (Target_sparc::Scan::global): Likewise.
6289 (Target_sparc::Relocate::relocate): Likewise.
6290 (Target_sparc::Relocate::relocate_tls): Likewise.
6292 * symtab.cc (Symbol_table::define_default_version): New function,
6293 broken out of add_from_object.
6294 (Symbol_table::add_from_object): Call define_default_version.
6295 (Symbol_table::define_special_symbol): Add resolve_oldsym
6296 parameter. Change all callers. If the version for a symbol comes
6297 from a version script, resolve it with the symbol with the same
6298 name with no version. Also add the symbol without a version if
6300 (do_define_in_output_data): If resolving with oldsym, don't delete
6302 (do_define_in_output_segment): Likewise.
6303 (do_define_as_constant): Likewise.
6304 * symtab.h (class Symbol_table): Update declarations.
6306 2009-03-13 Ian Lance Taylor <iant@google.com>
6308 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6309 (Read_symbols::requeue): New function.
6310 (Read_symbols::do_read_symbols): If make_elf_object fails because
6311 the target type is not configured, and the file was searched for,
6312 issue a warning and retry with the next directory.
6313 (Add_symbols::run): If the file has an incompatible format, and
6314 it was searched for, requeue the Read_symbols task. On error,
6316 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6317 dirindex parameter to constructor. Change all callers. Declare
6318 incompatible_warning and requeue.
6319 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6320 input_argument_ and input_group_ fields. Add them to
6321 constructor. Change all callers.
6322 (class Read_script): Add dirindex_ field. Add it to constructor.
6324 * archive.cc (Archive::setup): Remove input_objects parameter.
6326 (Archive::get_file_and_offset): Likewise.
6327 (Archive::read_all_symbols): Likewise.
6328 (Archive::read_symbols): Likewise.
6329 (Archive::get_elf_object_for_member): Remove input_objects
6330 parameter. Add punconfigured parameter. Change all callers.
6331 (Archive::add_symbols): Change return type to bool. Check return
6332 value of include_member.
6333 (Archive::include_all_members): Likewise.
6334 (Archive::include_member): Change return type to bool. Return
6335 false if first included object has incompatible target. Set
6336 included_member_ field.
6337 (Add_archive_symbols::run): If add_symbols returns false, requeue
6339 * archive.h (class Archive): Add included_member_ field.
6340 Initialize it in constructor. Add input_file and searched_for
6341 methods. Update declarations.
6342 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6343 input_argument_ fields. Add them to constructor. Change all
6345 * script.cc: Include "target-select.h".
6346 (class Parser_closure): Add skip_on_incompatible_target_ and
6347 found_incompatible_target_ fields. Add
6348 skip_on_incompatible_target parameter to constructor. Change all
6349 callers. Add methods skip_on_incompatible_target,
6350 clear_skip_on_incompatible_target, found_incompatible_target, and
6351 set_found_incompatible_target.
6352 (read_input_script): Add dirindex parameter. Change all callers.
6353 If parser finds an incompatible target, requeue Read_symbols
6355 (script_set_symbol): Clear skip_on_incompatible_target in
6357 (script_add_assertion, script_parse_option): Likewise.
6358 (script_start_sections, script_add_phdr): Likewise.
6359 (script_check_output_format): New function.
6360 * script.h (read_input_script): Update declaration.
6361 * script-c.h (script_check_output_format): Declare.
6362 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6363 (ignore_cmd): Remove OUTPUT_FORMAT.
6364 * fileread.cc (Input_file::Input_file): Add explicit this.
6365 (Input_file::will_search_for): New function.
6366 (Input_file::open): Add pindex parameter. Change all callers.
6367 * fileread.h (class Input_file): Add input_file_argument method.
6368 Declare will_search_for. Update declarations.
6369 * object.cc (make_elf_object): Add punconfigured parameter.
6371 * object.h (class Object): Make input_file public. Add
6372 searched_for method.
6373 (make_elf_object): Update declaration.
6374 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6376 * dirsearch.h (class Dirsearch): Update declaration.
6377 * options.h (class General_options): Add --warn-search-mismatch.
6378 * parameters.cc (Parameters::is_compatible_target): New function.
6379 * parameters.h (class Parameters): Declare is_compatible_target.
6380 * workqueue.cc (Workqueue::add_blocker): New function.
6381 * workqueue.h (class Workqueue): Declare add_blocker.
6383 * fileread.cc (Input_file::open): Remove options parameter.
6385 (Input_file::open_binary): Likewise.
6386 * script.cc (read_input_script): Likewise.
6387 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6388 options parameter from constructor. Change all callers.
6389 (class Read_script): Likewise.
6390 * fileread.h (class Input_file): Update declarations.
6391 * script.h (read_input_script): Update declaration.
6393 2009-03-10 Nick Clifton <nickc@redhat.com>
6395 * po/es.po: New Spanish translation.
6397 2009-03-06 Cary Coutant <ccoutant@google.com>
6399 * options.cc (parse_short_option): Keep dash_z from registering itself.
6401 2009-03-03 Ian Lance Taylor <iant@google.com>
6404 * target-reloc.h (relocate_section): Pass output_section to
6406 * i386.cc (Target_i386::should_apply_static_reloc): Add
6407 output_section parameter. Change all callers.
6408 (Target_i386::Relocate::relocate): Add output_section parameter.
6409 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6410 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6411 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6412 * testsuite/two_file_shared.sh: New script.
6413 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6414 (check_DATA): Add two_file_shared.dbg.
6415 (two_file_shared.dbg): New target.
6416 * testsuite/Makefile.in: Rebuild.
6418 2009-03-01 Ian Lance Taylor <iant@google.com>
6420 * configure.ac: Check for byteswap.h.
6421 * configure: Rebuild.
6422 * config.in: Rebuild.
6424 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6426 * layout.cc (Layout::find_or_add_kept_section): New function.
6427 (Layout::add_comdat): Removed.
6428 * layout.h (struct Kept_section): Move out of class Layout.
6429 Remove trailing underscores from field names. Add group_sections
6430 field. Rename group_ field to is_group. Change all uses.
6431 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6432 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6433 comdat_groups_ field.
6434 (Sized_relobj::include_section_group): Use
6435 find_or_add_kept_section and Kept_section::group_sections.
6436 (Sized_relobj::include_linkonce_section): Likewise.
6437 * object.cc (class Sized_relobj): Don't define Comdat_group or
6438 Comdat_group_table. Remove find_comdat_group and
6439 add_comdat_group. Remove comdat_groups_ field.
6440 * plugin.cc (include_comdat_group): Use
6441 Layout::find_or_add_kept_section.
6443 2009-02-28 Ian Lance Taylor <iant@google.com>
6445 * README: --gc-sections and map files are now supported. Document
6446 some build requirements.
6449 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6450 relocatable link set the value of the section symbol to zero.
6451 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6452 relocatable link don't include the section address in the local
6455 2009-02-27 Ian Lance Taylor <iant@google.com>
6458 * options.h (class Search_directory): Add is_system_directory.
6459 (class General_options): Declare is_in_system_directory.
6460 * options.cc (get_relative_sysroot): Make static.
6461 (get_default_sysroot): Make static.
6462 (General_optoins::is_in_system_directory): New function.
6463 * fileread.cc (Input_file::is_in_system_directory): New function.
6464 * fileread.h (class Input_file): Declare is_in_system_directory.
6465 * object.h (class Object): Add is_in_system_directory.
6466 (class Input_objects): Remove system_library_directory_ field.
6467 * object.cc (Input_objects::add_object): Don't set
6468 system_library_directory_.
6469 (input_objects::found_in_system_library_directory): Remove.
6470 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6471 parameter. Change all callers.
6472 (Symbol_table::sized_write_globals): Likewise.
6473 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6474 Call Object::is_in_system_directory.
6475 * symtab.h (class Symbol_table): Update declarations.
6478 * descriptors.h (Open_descriptor): Add is_on_stack field.
6479 * descriptors.cc (Descriptors::open): If the descriptor is on the
6480 top of the stack, remove it. Initialize is_on_stack field.
6481 (Descriptors::release): Only add pod to stack if it is not on the
6483 (Descriptors::close_some_descriptor): Clear stack_next and
6487 * output.cc (Output_section::find_starting_output_address): Rename
6488 from starting_output_address; add PADDR parameter; change return
6490 * output.h (class Output_section): Declare
6491 find_starting_output_address instead of starting_output_address.
6492 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6493 section symbol for which we can't find a merge section.
6496 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6497 hidden or internal, force the symbol to be local.
6498 * resolve.cc (Symbol::override_visibility): Define.
6499 (Symbol::override_base): Use override_visibility.
6500 (Symbol_table::resolve): Likewise.
6501 (Symbol::override_base_with_special): Likewise.
6502 (Symbol_table::override_with_special): If the visibility is hidden
6503 or internal, force the symbol to be local.
6504 * symtab.h (class Symbol): Add set_visibility and
6505 override_visibility.
6506 * testsuite/ver_test_1.sh: New file.
6507 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6508 (check_DATA): Add ver_test_1.syms.
6509 (ver_test_1.syms): New target.
6510 * testsuite/Makefile.in: Rebuild.
6512 2009-02-25 Cary Coutant <ccoutant@google.com>
6514 * layout.cc (Layout::choose_output_section): Don't rename sections
6515 when using a linker script that has a SECTIONS clause.
6516 * Makefile.in: Regenerate.
6518 * testsuite/Makefile.am (script_test_5.sh): New test case.
6519 * testsuite/Makefile.in: Regenerate.
6520 * testsuite/script_test_5.cc: New file.
6521 * testsuite/script_test_5.sh: New file.
6522 * testsuite/script_test_5.t: New file.
6524 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6526 * archive.cc (Archive::include_member): Update calls to add_symbols.
6527 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6528 the Layout argument.
6529 * dynobj.h (do_add_symbols): Add the Layout argument.
6530 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6532 * object.h (Object::add_symbols): Add the Layout argument.
6533 (Object::do_add_symbols): Add the Layout argument.
6534 (Sized_relobj::do_add_symbols): Add the Layout argument.
6535 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6536 Unify the two versions.
6537 (Add_plugin_symbols): Remove.
6538 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6539 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6540 (Add_plugin_symbols): Remove.
6541 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6542 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6543 (Add_symbols::run): Make it work with Pulginobj.
6545 2009-02-06 Ian Lance Taylor <iant@google.com>
6547 * object.cc (Sized_relobj::do_layout): Make info message start
6548 with lower case letter.
6550 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6552 * binary.cc: Fix file comment.
6554 * options.h (enum Incremental_disposition): Define.
6555 (class General_options): Add new options: --incremental,
6556 --incremental_changed, --incremental_unchanged,
6557 --incremental_unknown. Add incremental_disposition_ and
6558 implicit_incremental_ fields.
6559 (General_options::incremental_disposition): New function.
6560 (class Position_dependent_options): Add incremental_disposition
6562 (Position_dependent_options::copy_from_options): Set incremental
6564 * options.cc (General_options::parse_incremental_changed): New
6566 (General_options::parse_incremental_unchanged): New function.
6567 (General_options::parse_incremental_unknown): New function.
6568 (General_options::General_options): Initialize new fields
6569 incremental_disposition_ and implicit_incremental_.
6570 (General_options::finalize): Check for uasge of --incremental-*
6571 without --incremental.
6573 2009-02-06 Chris Demetriou <cgd@google.com>
6575 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6576 pointer and to report location as the file name associated with
6578 (gold_undefined_symbol_at_location): New function to replace the
6579 old gold_undefined_symbol functionality.
6580 * target-reloc.h (relocate_section): Update to use
6581 gold_undefined_symbol_at_location.
6582 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6583 Call gold_undefined_symbol function rather than gold_error.
6584 * errors.h (Errors::undefined_symbol): Take location as a
6585 string, rather than calculating it from a relocation.
6586 * errors.cc (Errors::fatal): Print "fatal error:" before the
6588 (Errors::error, Errors::error_at_location): Print "error: "
6589 before the formatted message.
6590 (Errors::undefined_symbol): Take location as a string, rather
6591 than calculating it from a relocation.
6592 (gold_undefined_symbol_at_location): New function akin to
6593 old gold_undefined_symbol, calculates location from relocation.
6594 (gold_undefined_symbol): Change to take only a Symbol pointer
6595 and to report location as the file name associated with the symbol.
6596 * testsuite/debug_msg.sh: Update for changed error messages.
6597 * testsuite/undef_symbol.sh: Likewise.
6599 2009-02-04 Duncan Sands <baldrick@free.fr>
6602 * reduced_debug_output.h
6603 (Output_reduced_debug_abbrev_section::failed): Use format for
6605 (Output_reduced_debug_info_section::faild): Likewise.
6607 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6609 * script.cc (Lazy_demangler): New class.
6610 (Version_script_info::get_symbol_version_helper): Demangle a
6613 2009-01-29 Cary Coutant <ccoutant@google.com>
6615 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6617 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6619 2009-01-28 Ian Lance Taylor <iant@google.com>
6621 * version.cc (version_string): Bump to 1.9.
6623 * gold.h: Include <cstring> and <stdint.h>.
6624 * version.cc: Include <cstdio>.
6625 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6627 * reduced_debug_output.cc (insert_into_vector): Rename from
6628 Insert_into_vector; change all callers. Use Swap_unaligned to
6629 avoid aliasing issue; remove union since it is unnecessary.
6631 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6633 * Makefile.am (CCFILES): Add gc.cc.
6635 * Makefile.in: Regenerate.
6636 * gold.cc (Gc_runner): New class.
6637 (queue_initial_tasks): Call garbage collection related tasks
6638 when corresponding options are invoked.
6639 (queue_middle_gc_tasks): New function.
6640 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6641 processed early before laying out sections during garbage collection.
6642 * gold.h (queue_middle_gc_tasks): New function.
6643 (is_prefix_of): Move from "layout.cc".
6644 * i386.cc (Target_i386::gc_process_relocs): New function.
6645 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6646 * main.cc (main): Create object of class "Garbage_collection".
6647 * object.cc (Relobj::copy_symbols_data): New function.
6648 (Relobj::is_section_name_included): New function.
6649 (Sized_relobj::do_layout): Allow this function to be called twice
6650 during garbage collection and defer layout of section during the
6652 * object.h (Relobj::get_symbols_data): New function.
6653 (Relobj::is_section_name_included): New function.
6654 (Relobj::copy_symbols_data): New function.
6655 (Relobj::set_symbols_data): New function.
6656 (Relobj::get_relocs_data): New function.
6657 (Relobj::set_relocs_data): New function.
6658 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6659 (Relobj::gc_process_relocs): New function.
6660 (Relobj::do_gc_process_relocs): New pure virtual function.
6661 (Relobj::sd_): New data member.
6662 (Sized_relobj::is_output_section_offset_invalid): New function.
6663 (Sized_relobj::do_gc_process_relocs): New function.
6664 * options.h (General_options::gc_sections): Modify to not be a no-op.
6665 (General_options::print_gc_sections): New option.
6666 * plugin.cc (Plugin_finish::run): Remove function call to
6667 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6668 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6669 * reloc.cc (Read_relocs::run): Add task to process relocs and
6670 determine unreferenced sections when doing garbage collection.
6671 (Gc_process_relocs): New class.
6672 (Sized_relobj::do_gc_process_relocs): New function.
6673 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6674 sections that are garbage collected.
6675 * reloc.h (Gc_process_relocs): New class.
6676 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6677 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6678 symbols whose corresponding sections are garbage collected.
6679 (Symbol_table::Symbol_table): Add new parameter for the garbage
6681 (Symbol_table::gc_mark_undef_symbols): New function.
6682 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6683 (Symbol_table::gc_mark_dyn_syms): New function.
6684 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6686 (Symbol_table::add_from_object): Likewise.
6687 (Symbol_table::add_from_relobj): When building shared objects, do not
6688 treat externally visible symbols as garbage.
6689 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6690 table information for static and relocatable links.
6691 * symtab.h (Symbol_table::set_gc): New function.
6692 (Symbol_table::gc): New function.
6693 (Symbol_table::gc_mark_undef_symbols): New function.
6694 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6695 (Symbol_table::gc_mark_dyn_syms): New function.
6696 (Symbol_table::gc_): New data member.
6697 * target.h (Sized_target::gc_process_relocs): New pure virtual
6699 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6700 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6702 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6704 * options.h (General_options::gc_sections): Define as a no-op for now.
6705 (General_options::no_keep_memory): Ditto.
6706 (General_options::Bshareable): Define.
6707 * options.cc (General_options::finalize): Honor -Bshareable.
6709 2009-01-20 Andreas Schwab <schwab@suse.de>
6711 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6712 read the value in the contents, since we don't use it. Use the
6713 template endianness when writing.
6714 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6716 2009-01-19 Andreas Schwab <schwab@suse.de>
6718 * configure.tgt (powerpc64-*): Fix targ_obj.
6720 2009-01-15 Ian Lance Taylor <iant@google.com>
6722 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6723 local symbols when stripping all symbols.
6725 2009-01-14 Cary Coutant <ccoutant@google.com>
6727 * output.cc (Output_reloc): Add explicit instantiations.
6729 2009-01-14 Cary Coutant <ccoutant@google.com>
6731 * archive.cc (Archive::get_elf_object_for_member): Remove call
6732 to File_read::claim_for_plugin.
6733 * descriptors.cc (Descriptors::open): Remove reference to
6735 (Descriptors::claim_for_plugin): Remove.
6736 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6737 (Descriptors::is_claimed): Remove.
6738 (claim_descriptor_for_plugin): Remove.
6739 * fileread.cc (File_read::claim_for_plugin): Remove.
6740 * fileread.h (File_read::claim_for_plugin): Remove.
6741 (File_read::descriptor): Reopen descriptor if necessary.
6742 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6743 (Plugin_manager::all_symbols_read): Add task parameter. Change
6745 (Plugin_manager::get_input_file): New function.
6746 (Plugin_manager::release_input_file): New function.
6747 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6748 corresponding data member.
6749 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6750 and pass to base constructor. Change all callers.
6751 (get_input_file, release_input_file): New functions.
6752 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6753 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6754 (Plugin_manager::all_symbols_read): Add task parameter.
6755 (Plugin_manager::get_input_file): New function.
6756 (Plugin_manager::release_input_file): New function.
6757 (Plugin_manager::task_): New data member.
6758 (Pluginobj::Pluginobj): Add filesize parameter.
6759 (Pluginobj::filename): New function.
6760 (Pluginobj::descriptor): New function.
6761 (Pluginobj::filesize): New function.
6762 (Pluginobj::filesize_): New data member.
6763 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6764 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6765 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6767 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6768 with archive libraries.
6769 * testsuite/Makefile.in: Regenerate.
6770 * testsuite/plugin_test.c (struct sym_info): New type.
6771 (get_input_file, release_input_file): New static variables.
6772 (onload): Capture new transfer vector entries.
6773 (claim_file_hook): Stop reading at end of file according to filesize.
6774 Factor out parsing of readelf output into separate function.
6775 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6776 APIs and get the source file name from the symbol table. Convert
6777 source file name to corresponding object file name. Print info
6778 message when adding new input files.
6779 (parse_readelf_line): New function.
6780 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6781 * testsuite/plugin_test_2.sh: Likewise.
6782 * testsuite/plugin_test_3.sh: Likewise.
6783 * testsuite/plugin_test_4.sh: New test case.
6785 2009-01-07 Ian Lance Taylor <iant@google.com>
6787 * version.cc (version_string): Bump to 1.8.
6789 2008-12-23 Cary Coutant <ccoutant@google.com>
6791 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6792 * plugin.cc (Plugin_manager::finish): Rename as
6793 layout_deferred_objects. Move cleanup to separate function.
6794 (Plugin_manager::cleanup): New function.
6795 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6797 * plugin.h (Plugin_manager::finish): Rename as
6798 layout_deferred_objects.
6799 (Plugin_manager::cleanup): New function.
6800 (Plugin_manager::cleanup_done): New field.
6802 2008-12-23 Cary Coutant <ccoutant@google.com>
6804 * plugin.cc (is_visible_from_outside): New function.
6805 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6806 so we don't return "IR only" status for exported symbols or -r links.
6808 * testsuite/Makefile.am (plugin_test_3): New test case.
6809 * testsuite/Makefile.in: Regenerate.
6810 * testsuite/plugin_test_3.sh: New file.
6812 2008-12-22 Cary Coutant <ccoutant@google.com>
6814 * object.cc (Sized_relobj::layout_section): New function.
6815 (Sized_relobj::do_layout): Defer layout of input sections until after
6816 plugin has provided replacement files.
6817 (Sized_relobj::do_layout_deferred_sections): New function.
6818 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6819 (Relobj::layout_deferred_sections): New function.
6820 (Relobj::do_layout_deferred_sections): New function.
6821 (Sized_relobj::do_layout_deferred_sections): New function.
6822 (Sized_relobj::layout_section): New function.
6823 (Sized_relobj::Deferred_layout): New structure.
6824 (Sized_relobj::deferred_layout_): New field.
6825 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6826 Change all callers. Layout deferred sections.
6827 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6829 (Plugin_hook::run): Move code from do_plugin_hook inline.
6830 (Plugin_hook::do_plugin_hook): Remove.
6831 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6832 (Plugin_manager::finish): Renamed, was cleanup.
6833 (Plugin_manager::should_defer_layout): New function.
6834 (Plugin_manager::add_deferred_layout_object): New function.
6835 (Plugin_manager::Deferred_layout_list): New type.
6836 (Plugin_manager::deferred_layout_objects_): New field.
6837 (Plugin_hook::do_plugin_hook): Remove.
6839 2008-12-17 Ian Lance Taylor <iant@google.com>
6841 * options.h (class General_options): Add --no case for
6844 2008-12-16 Cary Coutant <ccoutant@google.com>
6846 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6848 (Plugin_manager::claim_file): Create plugin object even if
6849 plugin did not call the add_symbols callback.
6850 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6851 asking for more symbols than were added.
6852 * testsuite/Makefile.am (plugin_test_1): Add test case with
6854 (empty.syms): New target.
6855 * testsuite/Makefile.in: Regenerate.
6856 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6857 message. Don't call add_symbols if no globals.
6858 (all_symbols_read_hook): Don't provide replacement for empty
6861 2008-12-12 Ian Lance Taylor <iant@google.com>
6863 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6864 r_type == 0 for a local symbol with r_sym == 0.
6865 (scan_relocatable_relocs): Pass r_sym to
6866 local_non_section_strategy.
6867 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6870 * configure.ac: Update test for TLS descriptors: they are
6871 supported as of glibc 2.9.
6872 * configure: Rebuild.
6874 2008-12-11 Ian Lance Taylor <iant@google.com>
6877 * target-reloc.h (Default_scan_relocatable_relocs): For each
6878 function, map r_type == 0 to RELOC_DISCARD.
6880 2008-12-10 Cary Coutant <ccoutant@google.com>
6882 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6883 object to override a kept COMDAT group from a plugin object.
6885 2008-12-09 Ian Lance Taylor <iant@google.com>
6888 * yyscript.y (file_cmd): Handle INPUT.
6890 * testsuite/initpri1.c: Change all declarations to be full
6891 prototypes by adding void, to avoid compiler warnings.
6893 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6895 * options.cc (General_options::parse_plugin_opt): New.
6896 (General_options::add_plugin): The argument now is just the filename.
6897 (General_options::add_plugin_option): New.
6898 * options.h (plugin_opt): New.
6899 (add_plugin): Change argument name.
6900 (add_plugin_option): New.
6901 * plugin.cc (Plugin::load): Don't parse the plugin option.
6902 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6903 (Plugin::add_option): New.
6904 (Plugin::args_): Change type.
6905 (Plugin::filename_): New.
6906 (Plugin_manager::add_plugin_option): New.
6907 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6908 * testsuite/Makefile.in: Regenerate.
6910 2008-12-05 Cary Coutant <ccoutant@google.com>
6912 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6913 Handle --strip-lto-sections option.
6914 * options.h (strip_lto_sections): New option.
6916 2008-12-01 Cary Coutant <ccoutant@google.com>
6918 * plugin.cc (ld_plugin_message): Change format parameter to const.
6919 Fix mismatch between new[] and delete.
6921 2008-11-14 Cary Coutant <ccoutant@google.com>
6923 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6926 2008-11-05 Craig Silverstein <csilvers@google.com>
6928 * options.cc (General_options::parse_dynamic_list): New function.
6929 * options.h (General_options): New flags dynamic_list,
6930 dynamic_list_data, dynamic_list_cpp_new, and
6931 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6932 (General_options::in_dynamic_list): New function.
6933 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6934 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6935 (Lex::can_continue_name): Likewise.
6937 (read_script_file): New parameter script_options.
6938 (read_dynamic_list): New function.
6939 (Script_options::define_dynamic_list): New function.
6940 (dynamic_list_keyword_parsecodes): New variable.
6941 (dynamic_list_keywords): New variable.
6942 * script.h (Script_options::define_dynamic_list): New function
6944 (read_dynamic_list): New function prototype.
6945 * symtab.cc (strprefix): New macro.
6946 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6947 dynamic_list_data, dynamic_list_cpp_new, and
6948 dynamic_list_cpp_typeinfo.
6949 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6950 (dynamic_list_expr): New rule.
6951 (dynamic_list_nodes): Likewise.
6952 (dynamic_list_node): Likewise.
6953 * testsuite/Makefile.am (dynamic_list): New test.
6954 * testsuite/Makefile.in: Regenerated.
6955 * testsuite/dynamic_list.t: New file.
6956 * testsuite/dynamic_list.sh: New file.
6958 2008-11-05 Craig Silverstein <csilvers@google.com>
6960 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6961 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6962 (t11_last): Likewise.
6963 * testsuite/ver_test_6.c (main): Likewise.
6965 2008-10-07 Cary Coutant <ccoutant@google.com>
6967 * options.c (General_options::finalize): Add check for -static and
6969 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6972 2008-10-02 Cary Coutant <ccoutant@google.com>
6974 * plugin.cc (make_sized_plugin_object): Fix conditional
6975 compilation to work when not all targets are enabled.
6977 2008-09-29 Cary Coutant <ccoutant@google.com>
6979 * archive.cc (Archive::get_file_and_offset): Use filename instead
6980 of name to get library path.
6981 (Archive::include_member): Unlock external member of a thin archive.
6983 * testsuite/Makefile.am (TEST_AR): New variable.
6984 (thin_archive_test_1): New test.
6985 (thin_archive_test_2): New test.
6986 * testsuite/Makefile.in: Regenerate.
6987 * testsuite/thin_archive_main.cc: New file.
6988 * testsuite/thin_archive_test_1.cc: New file.
6989 * testsuite/thin_archive_test_2.cc: New file.
6990 * testsuite/thin_archive_test_3.cc: New file.
6991 * testsuite/thin_archive_test_4.cc: New file.
6993 2008-09-29 Cary Coutant <ccoutant@google.com>
6995 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6996 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6998 (Sized_relobj::do_finalize_local_symbols): Likewise.
6999 (Sized_relobj::map_to_kept_section): Likewise.
7000 * object.h (Sized_relobj::invalid_address): New constant.
7001 (Sized_relobj::do_output_section_offset): Check for invalid_address
7003 * output.cc (Output_reloc::local_section_offset): Use constant
7004 invalid_address instead of -1U.
7005 (Output_reloc::get_address): Likewise.
7006 (Output_section::output_address): Change -1U to -1ULL.
7007 * output.h (Output_reloc::invalid_address): New constant.
7008 * reloc.cc (Sized_relobj::write_sections): Use constant
7009 invalid_address instead of -1U.
7010 (Sized_relobj::relocate_sections): Likewise.
7011 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7012 values for merge sections.
7013 * target-reloc.h (relocate_for_relocatable): Use constant
7014 invalid_address instead of -1U.
7016 2008-09-19 Cary Coutant <ccoutant@google.com>
7018 Add plugin functionality for link-time optimization (LTO).
7019 * configure.ac (plugins): Add --enable-plugins option.
7020 * configure: Regenerate.
7021 * config.in: Regenerate.
7022 * Makefile.am (LIBDL): New variable.
7023 (CCFILES): Add plugin.cc.
7024 (HFILES): Add plugin.h.
7025 (ldadd_var): Add LIBDL.
7026 * Makefile.in: Regenerate.
7028 * archive.cc: Include "plugin.h".
7029 (Archive::setup): Don't preread archive symbols when using a plugin.
7030 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7031 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7033 (Archive::include_member): Add symbols from plugin objects.
7034 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7035 * descriptors.cc (Descriptors::open): Check for file descriptors
7036 abandoned by plugins.
7037 (Descriptors::claim_for_plugin): New function.
7038 * descriptors.h (Descriptors::claim_for_plugin): New function.
7039 (Open_descriptor::is_claimed): New field.
7040 (claim_descriptor_for_plugin): New function.
7041 * fileread.cc (File_read::claim_for_plugin): New function.
7042 * fileread.h (File_read::claim_for_plugin): New function.
7043 (File_read::descriptor): New function.
7044 * gold.cc: Include "plugin.h".
7045 (queue_initial_tasks): Add task to call plugin hooks for generating
7047 * main.cc: Include "plugin.h".
7048 (main): Load plugin libraries.
7049 * object.h (Pluginobj): Declare.
7050 (Object::pluginobj): New function.
7051 (Object::do_pluginobj): New function.
7052 (Object::set_target): New function.
7053 * options.cc: Include "plugin.h".
7054 (General_options::parse_plugin): New function.
7055 (General_options::General_options): Initialize plugins_ field.
7056 (General_options::add_plugin): New function.
7057 * options.h (Plugin_manager): Declare.
7058 (General_options): Add --plugin option.
7059 (General_options::has_plugins): New function.
7060 (General_options::plugins): New function.
7061 (General_options::add_plugin): New function.
7062 (General_options::plugins_): New field.
7063 * plugin.cc: New file.
7064 * plugin.h: New file.
7065 * readsyms.cc: Include "plugin.h".
7066 (Read_symbols::do_read_symbols): Check for archive before checking
7067 for ELF file. Call plugin hooks to claim files.
7068 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7069 from a real object file; force override when processing replacement
7071 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7072 (Symbol::init_base_object): Likewise.
7073 (Symbol::init_base_output_data): Likewise.
7074 (Symbol::init_base_output_segment): Likewise.
7075 (Symbol::init_base_constant): Likewise.
7076 (Symbol::init_base_undefined): Likewise.
7077 (Symbol::output_section): Assert that object is not a plugin.
7078 (Symbol_table::add_from_pluginobj): New function.
7079 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7081 (Symbol_table::sized_write_globals): Likewise.
7082 (Symbol_table::add_from_pluginobj): Instantiate template.
7083 * symtab.h (Sized_pluginobj): Declare.
7084 (Symbol::in_real_elf): New function.
7085 (Symbol::set_in_real_elf): New function.
7086 (Symbol::in_real_elf_): New field.
7087 (Symbol_table::add_from_pluginobj): New function.
7089 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7090 (LIBDL): New variable.
7092 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7093 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7094 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7095 (MOSTLYCLEANFILES): Likewise.
7096 * testsuite/Makefile.in: Regenerate.
7097 * testsuite/plugin_test.c: New file.
7098 * testsuite/plugin_test_1.sh: New file.
7099 * testsuite/plugin_test_2.sh: New file.
7101 2008-09-16 Ian Lance Taylor <iant@google.com>
7103 * target-reloc.h (relocate_section): Check whether a symbol is
7104 defined by the ABI before reporting an undefined symbol error.
7105 * target.h (Target::is_defined_by_abi): Make parameter const.
7106 (Target::do_is_defined_by_abi): Likewise.
7107 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7108 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7109 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7110 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7111 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7112 * testsuite/Makefile.in: Rebuild.
7114 * fileread.cc (make_view): Add casts to avoid warning.
7116 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7118 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7119 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7121 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7123 * options.h (General_options::output_is_executable): New.
7124 (General_options::output_is_pie): New.
7125 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7126 for shared libraries.
7127 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7129 2008-09-11 Chris Demetriou <cgd@google.com>
7131 * options.h (origin): New -z option.
7132 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7133 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7136 2008-09-05 Cary Coutant <ccoutant@google.com>
7138 * fileread.cc (File_read::make_view): Add check for attempt to map
7141 2008-09-05 Cary Coutant <ccoutant@google.com>
7143 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7144 explicit instantiations.
7146 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7149 * options.cc (General_options::finalize): Allow undefined symbols
7150 in shlibs if linking -shared.
7153 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7154 symbols as not needing a dynsym entry.
7156 2008-08-20 Craig Silverstein <csilvers@google.com>
7158 * fileread.cc (File_read::open): Do not lock the file unless it
7159 was successfully opened.
7161 2008-08-14 Cary Coutant <ccoutant@google.com>
7163 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7164 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7165 * testsuite/tls_test.cc (struct int128): 128-bit struct
7166 for testing TLS relocs with non-zero addend.
7167 (v12): New TLS variable.
7169 (t_last): Add check for v12.
7170 * testsuite/tls_test.h (t12): New function.
7171 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7173 2008-08-13 Ian Lance Taylor <iant@google.com>
7175 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7176 set tls_segment_ or relro_segment_.
7177 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7179 * output.h (Output_section::clear_is_relro): New function.
7180 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7181 sections specially even when output_data_ is empty.
7182 (Output_segment::maximum_alignment): When first section is relro,
7183 only force alignment for PT_LOAD segments.
7184 * script.cc (script_data_segment_align): New function.
7185 (script_data_segment_relro_end): New function.
7186 * script-c.h (script_data_segment_align): Declare.
7187 (script_data_segment_relro_end): Declare.
7188 * script-sections.h (class Script_sections): Declare
7189 data_segment_align and data_segment_relro_end. Add fields
7190 segment_align_index_ and saw_relro_end_.
7191 * script-sections.cc (class Sections_element): Add set_is_relro
7192 virtual function. Add new bool* parameter to place_orphan_here.
7193 Add get_output_section virtual function.
7194 (class Output_section_definition): Add set_is_relro. Add new
7195 bool* parameter to place_orphan_here. Add get_output_section.
7196 Add is_relro_ field.
7197 (Output_section_definition::Output_section_definition): Initialize
7198 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7199 and is_relro_ fields.
7200 (Output_section_definition::place_orphan_here): Add is_relro
7202 (Output_section_definition::set_section_addresses): Set relro for
7204 (Output_section_definition::alternate_constraint): Likewise.
7205 (class Orphan_output_section): Add new bool* parameter to
7206 place_orphan_here. Add get_output_section.
7207 (Orphan_output_section::place_orphan_here): Add is_relro
7209 (Script_sections::Script_sections): Initialize
7210 data_segment_align_index_ and saw_relro_end_.
7211 (Script_sections::data_segment_align): New function.
7212 (Script_sections::data_segment_relro_end): New function.
7213 (Script_sections::place_orphan): Set or clear is_relro.
7214 (Script_sections::set_section_addresses): Force alignment of first
7216 * yyscript.y (exp): Call script_data_segment_align and
7217 script_data_segment_relro_end.
7218 * testsuite/relro_script_test.t: New file.
7219 * testsuite/relro_test.cc (using_script): Declare.
7220 (t1, t2): Test using_script.
7221 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7222 (relro_script_test_SOURCES): Define.
7223 (relro_script_test_DEPENDENCIES): Define.
7224 (relro_script_test_LDFLAGS): Define.
7225 (relro_script_test_LDADD): Define.
7226 (relro_script_test.so): New target.
7227 * testsuite/Makefile.in: Rebuild.
7229 2008-08-06 Cary Coutant <ccoutant@google.com>
7231 * archive.cc (Archive::total_archives, Archive::total_members)
7232 (Archive::total_members_loaded): New variables.
7233 (Archive::setup): Add parameter. Add option to preread
7235 (Archive::read_armap): Add counter.
7236 (Archive::get_file_and_offset): New function.
7237 (Archive::get_elf_object_for_member): New function.
7238 (Archive::read_all_symbols): New function.
7239 (Archive::read_symbols): New function.
7240 (Archive::add_symbols): Add counters.
7241 (Archive::include_all_members): Use armap to find members if it's
7243 (Archive::include_member): Skip reading symbols if already read.
7244 Factored code into Archive::get_file_and_offset and
7245 Archive::get_elf_object_for_member. Changed call to
7246 Mapfile::report_include_archive_member.
7247 (Archive::print_stats): New function.
7248 * archive.h: Declare Object and Read_symbols_data classes.
7249 (Archive::Archive): Add initializers for new members.
7250 (Archive::setup): Add parameter.
7251 (Archive::print_stats): New function.
7252 (Archive::total_archives, Archive::total_members)
7253 (Archive::total_members_loaded): New variables.
7254 (Archive::get_file_and_offset): New function.
7255 (Archive::get_elf_object_for_member): New function.
7256 (Archive::read_all_symbols): New function.
7257 (Archive::read_symbols): New function.
7258 (Archive::Archive_member): New class.
7259 (Archive::members_): New member.
7260 (Archive::num_members_): New member.
7261 * main.cc: Include archive.h.
7262 (main): Call Archive::print_stats.
7263 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7264 archive parameter; member_name is now the fully-decorated name.
7265 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7266 * options.h: (General_options): Add --preread-archive-symbols option.
7267 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7270 2008-08-04 Ian Lance Taylor <iant@google.com>
7272 * symtab.h (Symbol::use_plt_offset): New function.
7273 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7274 * powerpc.cc (Relocate::relocate): Likewise.
7275 * sparc.cc (Relocate::relocate): Likewise.
7276 * x86_64.cc (Relocate::relocate): Likewise.
7277 * testsuite/weak_plt.sh: New test.
7278 * testsuite/weak_plt_main.cc: New test.
7279 * testsuite/weak_plt_shared.cc: New test.
7280 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7281 (check_PROGRAMS): Add weak_plt.
7282 (check_DATA): Add weak_plt_shared.so.
7283 (weak_plt_main_pic.o, weak_plt): New targets.
7284 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7285 * testsuite/Makefile.in: Rebuild.
7287 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7289 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7290 * testsuite/Makefile.in: Rebuild.
7292 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7294 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7295 * Makefile.in: Regenerate.
7296 * po/POTFILES.in: Regenerate.
7298 2008-07-29 Ian Lance Taylor <iant@google.com>
7300 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7301 symbols before other symbols.
7302 * testsuite/script_test_2.cc (test_addr): Declare.
7303 (test_addr_alias): Declare.
7304 (main): Check that test_addr and test_addr_alias have the right
7306 * testsuite/script_test_2.t: Define test_addr_alias and
7309 2008-07-24 Ian Lance Taylor <iant@google.com>
7312 * descriptors.cc: New file.
7313 * descriptors.h: New file.
7314 * gold-threads.h (class Hold_optional_lock): New class.
7315 * fileread.cc: Include "descriptors.h".
7316 (File_read::~File_read): Release descriptor rather than closing
7318 (File_read::open) [file]: Call open_descriptor rather than open.
7319 Set is_descriptor_opened_.
7320 (File_read::open) [memory]: Assert that descriptor is not open.
7321 (File_read::reopen_descriptor): New function.
7322 (File_read::release): Release descriptor.
7323 (File_read::do_read): Make non-const. Reopen descriptor.
7324 (File_read::read): Make non-const.
7325 (File_read::make_view): Reopen descriptor.
7326 (File_read::do_readv): Likewise.
7327 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7328 Update declarations.
7329 * layout.cc: Include "descriptors.h".
7330 (Layout::create_build_id): Use open_descriptor rather than open.
7331 * output.cc: Include "descriptors.h".
7332 (Output_file::open): Use open_descriptor rather than open.
7333 * archive.cc (Archive::const_iterator): Change Archive to be
7335 (Archive::begin, Archive::end): Make non-const.
7336 (Archive::count_members): Likewise.
7337 * archive.h (class Archive): Update declarations.
7338 * object.h (Object::read): Make non-const.
7339 * Makefile.am (CCFILES): Add descriptors.cc.
7340 (HFILES): Add descriptors.h.
7341 * Makefile.in: Rebuild.
7344 * gold.h: Always include <clocale>. Add Solaris workarounds
7345 following code in binutils/sysdep.h.
7348 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7349 this->eh_frame_hdr_ is NULL before using it.
7351 * dynobj.cc (Versions::Versions): Update comment.
7353 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7354 the base version name.
7356 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7357 array size plus one.
7358 (Stringpool_template::set_string_offsets): Subtract one from key
7359 before using it as an array index.
7360 (Stringpool_template::get_offset_with_length): Likewise.
7361 (Stringpool_template::write_to_buffer): Likewise.
7362 * stringpool.h (Stringpool_template::get_offset_from_key):
7365 2008-07-23 Ian Lance Taylor <iant@google.com>
7368 * object.h (Merged_symbol_value::value): Do our best to handle a
7372 * script.cc (Version_script_info::get_versions): Don't add empty
7373 version tag to return value.
7374 (Version_script_info::get_symbol_version_helper): Change return
7375 type to bool. Add pversion parameter. Change all callers.
7376 (script_register_vers_node): Don't require a non-NULL tag.
7377 * script.h (class Version_script_info): Update declarations.
7378 (Version_script_info::get_symbol_version): Change return type to
7379 bool. Add version parameter. Change all callers.
7380 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7381 handling. Handle an empty version from a version script.
7382 (Symbol_table::define_special_symbol): Likewise.
7383 * testsuite/ver_test_10.script: New file.
7384 * testsuite/ver_test_10.sh: New file.
7385 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7386 (check_DATA): Add ver_test_10.syms.
7387 (ver_test_10.syms, ver_test_10.so): New target.
7388 * testsuite/Makefile.in: Rebuild.
7390 2008-07-23 Simon Baldwin <simonb@google.com>
7392 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7393 to zero for undefined symbols from dynamic libraries.
7395 2008-07-23 Ian Lance Taylor <iant@google.com>
7397 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7399 * symtab.h (class Symbol_table): Update declaration.
7400 * testsuite/ver_test_9.cc: New file.
7401 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7402 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7403 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7404 (ver_test_9.so, ver_test_9.o): New targets.
7405 * testsuite/Makefile.in: Rebuild.
7407 2008-07-22 Ian Lance Taylor <iant@google.com>
7409 * options.h (class General_options): Define --check-sections.
7410 * layout.cc (Layout::set_segment_offsets): Handle
7413 * options.h (class General_options): Define -n/--nmagic and
7415 * options.cc (General_options::finalize): For -n/--nmagic or
7416 -N/--omagic, set -static.
7417 * layout.cc (Layout::attach_allocated_section_to_segment): If
7418 -N/--omagic, don't put read-only and read-write sections in
7420 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7421 finding a read-only segment.
7422 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7423 don't set the minimum segment alignment to the common page size,
7424 and don't set the file offset to the address modulo the page size.
7425 * script-sections.cc (Script_sections::create_segments): If
7426 -n/--omagic, don't put read-only and read-write sections in
7429 * cref.cc: New file.
7431 * options.h (class General_options): Add --print-symbol-counts.
7432 * main.cc (main): Issue defined symbol report if requested.
7433 * archive.cc (Archive::interpret_header): Make into a const member
7435 (Archive::add_symbols): Call Input_objects::archive_start and
7437 (Archive::const_iterator): Define new class.
7438 (Archive::begin, Archive::end): New functions.
7439 (Archive::include_all_members): Rewrite to use iterator.
7440 (Archive::count_members): New function.
7441 * archive.h (class Archive): Update declarations.
7442 (Archive::filename): New function.
7443 * object.cc: Include "cref.h".
7444 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7445 (Sized_relobj::do_get_global_symbol_counts): New function.
7446 (Input_objects::add_object): Add object to cross-referencer.
7447 (Input_objects::archive_start): New function.
7448 (Input_objects::archive_stop): New function.
7449 (Input_objects::print_symbol_counts): New function.
7450 * object.h: Declare Cref and Archive.
7451 (Object::get_global_symbol_counts): New function.
7452 (Object::do_get_global_symbol_counts): New pure virtual function.
7453 (class Sized_relobj): Add defined_count_ field. Update
7455 (class Input_objects): Add cref_ field. Update constructor.
7456 Update declarations.
7457 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7459 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7461 (Sized_dynobj::do_get_global_symbol_counts): New function.
7462 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7463 defined_count_. Update declarations. Define Symbols typedef.
7464 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7465 parameter. Change all callers.
7466 (Symbol_table::add_from_dynobj): Add sympointers and defined
7467 parameters. Change all callers.
7468 * symtab.h (class Symbol_table): Update declarations.
7469 * Makefile.am (CCFILES): Add cref.cc.
7470 (HFILES): Add cref.h.
7471 * Makefile.in: Rebuild.
7473 2008-07-22 Simon Baldwin <simonb@google.com>
7475 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7476 to zero when writing undefined symbols.
7478 2008-07-22 Ian Lance Taylor <iant@google.com>
7480 * output.cc (Output_section::add_input_section): Don't try to
7481 merge empty merge sections.
7483 2008-07-21 Craig Silverstein <csilvers@google.com>
7485 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7486 Include symbol version in error message.
7488 2008-07-20 Chris Demetriou <cgd@google.com>
7490 * configure.ac (gold_cv_c_random_seed): New configured variable.
7491 (RANDOM_SEED_CFLAGS): New substituted variable.
7492 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7493 * configure: Rebuild.
7494 * Makefile.in: Likewise.
7495 * testsuite/Makefile.in: Likewise.
7497 2008-07-18 Ian Lance Taylor <iant@google.com>
7499 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7500 where we see NAME/NULL and NAME/VERSION as separate symbols.
7501 * testsuite/ver_test_main.cc (main): Call t4.
7502 (t4, t4_2a): Define.
7503 * testsuite/ver_test_2.cc (t4_2): Define.
7504 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7505 * testsuite/ver_test_4.cc (t4_2a): Define.
7506 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7507 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7509 2008-07-17 Ian Lance Taylor <iant@google.com>
7511 * dynobj.cc (Versions::add_def): If we give an error about a
7512 missing version, go ahead and create the version anyhow.
7514 2008-07-10 Ian Lance Taylor <iant@google.com>
7516 Handle output sections with more than 0x7fffffff bytes.
7517 * object.h (class Relobj): Change map_to_output_ to
7518 output_sections_, and just keep a section pointer. Change all
7519 uses. Move comdat group support to Sized_relobj.
7520 (Relobj::is_section_specially_mapped): Remove.
7521 (Relobj::output_section): Remove poff parameter. Change all
7523 (Relobj::output_section_offset): New function.
7524 (Relobj::set_section_offset): Rewrite.
7525 (Relobj::map_to_output): Remove.
7526 (Relobj::output_sections): New function.
7527 (Relobj::do_output_section_offset): New pure virtual function.
7528 (Relobj::do_set_section_offset): Likewise.
7529 (class Sized_relobj): Add section_offsets_ field. Add comdat
7530 group support from Relobj. Update declarations.
7531 (Sized_relobj::get_output_section_offset): New function.
7532 (Sized_relobj::do_output_section_offset): New function.
7533 (Sized_relobj::do_set_section_offset): New function.
7534 * object.cc (Relobj::output_section_address): Remove.
7535 (Sized_relobj::Sized_relobj): Initialize new fields.
7536 (Sized_relobj::include_section_group): Cast find_kept_object to
7538 (Sized_relobj::include_linkonce_section): Likewise.
7539 (Sized_relobj::do_layout): Use separate arrays for output section
7541 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7543 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7544 output_sections and section_offsets.
7545 (Sized_relobj::write_local_symbols): Likewise.
7546 (map_to_kept_section): Compute output address directly.
7547 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7548 output_sections and section_offsets.
7549 (Sized_relobj::write_sections): Likewise.
7550 (Sized_relobj::relocate_sections): Likewise.
7551 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7552 * output.h (class Output_reloc): Update declarations. Change
7553 u2_.relobj to Sized_relobj*.
7554 (class Output_data_reloc): Change add functions to use
7556 * output.cc (Output_reloc::Output_reloc): Change relobj to
7558 (Output_reloc::local_section_offset): Change return type to
7559 Elf_Addr. Use get_output_section_offset.
7560 (Output_reloc::get_address): Likewise.
7561 (Output_section::is_input_address_mapped): Don't call
7562 is_section_specially_mapped.
7563 (Output_section::output_offset): Likewise.
7564 (Output_section::output_address): Likewise.
7565 (Output_section::starting_output_address): Likewise.
7566 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7567 parameter to Sized_relobj*.
7568 (Copy_relocs::need_copy_reloc): Likewise.
7569 (Copy_relocs::save): Likewise.
7570 * copy-relocs.h (class Copy_relocs): Update declarations.
7571 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7572 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7573 * target-reloc.h (relocate_for_relocatable): Change
7574 offset_in_output_section type to Elf_Addr. Change code that uses
7576 * layout.cc (Layout::layout): Always set *off.
7577 * mapfile.cc (Mapfile::print_input_section): Use
7578 output_section_offset.
7579 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7581 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7582 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7583 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7585 2008-07-03 Ian Lance Taylor <iant@google.com>
7587 * layout.cc (Layout::include_section): Do not discard unrecognized
7588 SHT_STRTAB sections.
7590 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7592 * script.cc (Lex::can_continue_name): Make '?' allowable in
7593 version-script names.
7594 * testsuite/version_script.map: Change glob pattern to use '?'
7596 2008-06-30 Manish Singh <yosh@gimp.org>
7599 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7602 2008-06-30 Ian Lance Taylor <iant@google.com>
7606 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7607 versions]: Don't try to read the value in the contents, since we
7608 don't use it. Use the template endianness when writing.
7610 2008-06-25 Cary Coutant <ccoutant@google.com>
7612 * fileread.cc (File_read::make_view): Assert on zero-length view.
7613 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7614 symbol table when there are no symbols to read.
7616 2008-06-23 Craig Silverstein <csilvers@google.com>
7618 * version.cc (version_string): Bump to 1.7
7620 2008-06-18 Craig Silverstein <csilvers@google.com>
7622 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7623 constant 0xFFFF to type Valtype.
7624 (Powerpc_relocate_functions::rel16_ha): Likewise.
7626 2008-06-17 Ian Lance Taylor <iant@google.com>
7628 * output.h (Output_section::Input_section): Initialize p2align_ to
7629 zero for Output_section_data constructors.
7630 (Output_section::Input_section::addralign): If not an input
7631 section, return the alignment of the Output_section_data.
7632 * testsuite/copy_test.cc: New file.
7633 * testsuite/copy_test_1.cc: New file.
7634 * testsuite/copy_test_2.cc: New file.
7635 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7636 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7637 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7638 (copy_test_1_pic.o, copy_test_1.so): New targets.
7639 (copy_test_2_pic.o, copy_test_2.so): New targets.
7640 * testsuite/Makefile.in: Rebuild.
7642 * script-sections.cc (Script_sections::place_orphan): Initialize
7643 local variable exact.
7645 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7647 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7649 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7650 David S. Miller <davem@davemloft.net>
7652 * powerpc.cc: New file.
7653 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7654 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7655 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7656 * Makefile.in: Rebuild.
7658 2008-06-09 Ian Lance Taylor <iant@google.com>
7660 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7662 (throwing, orig_terminate): New static variables.
7663 (terminate_handler): New static function.
7664 (t2): Set terminate handler.
7666 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7669 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7672 2008-05-30 Cary Coutant <ccoutant@google.com>
7674 * archive.cc (Archive::include_all_members) Correct to step
7675 over symbol table and extended name table in thin archives.
7677 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7680 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7683 2008-05-28 Caleb Howe <cshowe@google.com>
7685 * reduced_debug_output.cc: New file.
7686 * reduced_debug_output.h: New file.
7687 * options.h (class General_options): Add --strip-debug-non-line.
7688 * options.cc (General_options::finalize): Add strip_debug_non_line
7689 to the strip heirarchy.
7690 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7692 * layout.cc: Include "reduced_debug_output.h".
7693 (Layout::Layout): Initialize new fields.
7694 (line_only_debug_sections): New static array.
7695 (is_lines_only_debug_sections): New static inline function.
7696 (Layout::include_section): Handle --strip-debug-non-line.
7697 (Layout::make_output_section): If --strip-debug-non-line, build
7698 new output sections for .debug_abbrev and .debug_info.
7699 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7700 gold. Warn about possible overflow.
7701 (read_signed_LEB_128): Likewise.
7702 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7703 (read_signed_LEB_128): Declare.
7704 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7705 (HFILES): Add reduced_debug_output.h.
7706 * Makefile.in: Rebuild.
7708 2008-05-21 Ian Lance Taylor <iant@google.com>
7710 * mapfile.cc: New file.
7711 * mapfile.h: New file.
7712 * options.h (class General_options): Add -M/--print-map and -Map.
7713 * options.cc (General_options::finalize): Make -M equivalent to
7715 * main.cc: Include <cstdio> and "mapfile.h".
7716 (main): Open mapfile if requested.
7717 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7718 constructor. Change caller.
7719 (queue_initial_tasks): Add mapfile parameter. Change caller.
7720 (queue_middle_tasks): Likewise.
7721 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7723 * archive.cc: Include "mapfile.h".
7724 (Archive::add_symbols): Add mapfile parameter. Change all
7725 callers. Pass mapfile, symbol, and reason to include_member.
7726 (Archive::include_all_members): Add mapfile parameter. Change all
7728 (Archive::include_member): Add mapfile, sym, and why parameters.
7729 Change all callers. Report inclusion to map file.
7730 * archive.h: Include "fileread.h".
7731 (class Archive): Update declarations.
7732 (Archive::file): New const method.
7733 (class Add_archive_symbols): Add mapfile_ field. Update
7734 constructor. Change all callers.
7735 * readsyms.h (class Read_symbols): Likewise.
7736 (class Finish_group): Likewise.
7737 (class Read_script): Likewise.
7738 * common.cc: Include "mapfile.h".
7739 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7741 (Symbol_table::do_allocate_commons): Likewise.
7742 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7743 symbol allocation to mapfile.
7744 * common.h (class Allocate_commons_task): Add mapfile_ field.
7745 Update constructor. Change all callers.
7746 * symtab.h (class Symbol_table): Update declarations.
7747 * layout.cc: Include "mapfile.h".
7748 (Layout_task_runner::run): Print information to mapfile.
7749 (Layout::create_gold_note): Change Output_data_fixed_space to
7750 Output_data_zero_fill.
7751 (Layout::create_build_id): Likewise.
7752 (Layout::print_to_mapfile): New function.
7753 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7754 constructor. Change caller.
7755 (class Layout): Declare print_to_mapfile.
7756 * output.cc (Output_section::Input_section::print_to_mapfile): New
7758 (Output_section::add_input_section): If producing a map, always
7759 add to input_sections_ list.
7760 (Output_section::do_print_to_mapfile): New function.
7761 (Output_segment::print_sections_to_mapfile): New function.
7762 (Output_segment::print_section_list_to_mapfile): New function.
7763 * output.h: Include "mapfile.h".
7764 (Output_data::print_to_mapfile): New function.
7765 (Output_data::do_print_to_mapfile): New virtual function.
7766 (Output_segment_headers::do_print_to_mapfile): New function.
7767 (Output_file_header::do_print_to_mapfile): New function.
7768 (Output_data_const::do_print_to_mapfile): New function.
7769 (class Output_data_const_buffer): Add map_name_ field. Update
7770 constructor. Change all callers. Add do_print_to_mapfile
7772 (class Output_data_fixed_space): Likewise.
7773 (class Output_data_space): Likewise.
7774 (class Output_data_zero_fill): New class.
7775 (Output_data_strtab::do_print_to_mapfile): New function.
7776 (Output_data_reloc_base::do_print_to_mapfile): New function.
7777 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7778 (Output_data_group::do_print_to_mapfile): New function.
7779 (Output_data_got::do_print_to_mapfile): New function.
7780 (Output_data_dynamic::do_print_to_mapfile): New function.
7781 (Output_symtab_xindex::do_print_to_mapfile): New function.
7782 (class Output_section): Declare do_print_to_mapflie. Declare
7783 print_to_mapfile in Input_section.
7784 (class Output_segment): Declare new functions.
7785 * object.h (Sized_relobj::symbol_count): New function.
7786 * script-sections.cc
7787 (Output_section_element_dot_assignment::set_section_addresses):
7788 Change Output_data_fixed_space to Output_data_zero_fill.
7789 (Output_data_expression::do_print_to_mapfile): New function.
7790 * script.cc (read_input_script): Add mapfile parameter. Change
7792 * script.h (read_input_script): Update declaration.
7793 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7794 (Eh_frame::do_print_to_mapfile): New function.
7795 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7796 (Output_merge_string::do_print_to_mapfile): New function.
7797 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7799 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7801 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7803 * Makefile.am (CCFILES): Add mapfile.cc.
7804 (HFILES): Add mapfile.h.
7805 * Makefile.in: Rebuild.
7807 2008-05-19 Ian Lance Taylor <iant@google.com>
7809 * options.h (class General_options): Add -z relro.
7810 * layout.cc (Layout::Layout): Initialize relro_segment_.
7811 (Layout::add_output_section_data): Return the output section.
7812 (Layout::make_output_section): Rcognize relro sections and mark
7814 (Layout::attach_allocated_section_to_segment): Put relro sections
7815 in a PT_GNU_RELRO segment.
7816 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7818 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7820 (Layout::linkonce_mapping): Map d.rel.ro.local to
7822 (Layout::output_section_name): Us .data.rel.ro.local for any
7823 section which begins with that.
7824 * layout.h (class Layout): Update add_output_section_data
7825 declaration. Add relro_segment_ field.
7826 * output.cc (Output_section::Output_section): Initialize is_relro_
7827 and is_relro_local_ fields.
7828 (Output_segment::add_output_section): Group relro sections.
7829 (Output_segment::is_first_section_relro): New function.
7830 (Output_segment::maximum_alignment): If there is a relro section,
7831 align the segment to the common page size.
7832 (Output_segment::set_section_addresses): Track whether we are
7833 looking at relro sections. If the last section is a relro
7834 section, align to the common page size.
7835 (Output_segment::set_section_list_addresses): Add in_relro
7836 parameter. Change all callers. Align to the page size when
7837 moving from relro to non-relro section.
7838 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7840 * output.h (class Output_section): Add is_relro_ and
7841 is_relro_local_ fields.
7842 (Output_section::is_relro): New function.
7843 (Output_section::set_is_relro): New function.
7844 (Output_section::is_relro_local): New function.
7845 (Output_section::set_is_relro_local): New function.
7846 (class Output_segment): Update declarations.
7847 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7848 * sparc.cc (Target_sparc::got_section): Likewise.
7849 * x86_64.cc (Target_x86_64::got_section): Likewise.
7850 * testsuite/relro_test_main.cc: New file.
7851 * testsuite/relro_test.cc: New file.
7852 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7853 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7854 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7855 (relro_test.so, relro_test_pic.o): New targets.
7856 * testsuite/Makefile.in: Rebuild.
7858 2008-05-16 Ian Lance Taylor <iant@google.com>
7860 * output.cc (Output_segment::add_output_section): Remove front
7862 * output.h (class Output_segment): Remove
7863 add_initial_output_section and overloaded add_output_section.
7864 Update declaration of remaining add_output_section.
7865 * layout.cc (Layout::create_interp): Call add_output_section
7866 rather than add_initial_output_section.
7867 (Layout::finish_dynamic_section): Likewise.
7869 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7870 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7871 know the dynamic type.
7872 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7873 field. Initialize it in constructor.
7874 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7875 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7876 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7879 * output.cc (Output_reloc::get_address): Change return type to
7881 * output.h (class Output_reloc): Update get_address declaration.
7882 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7883 for section addresses.
7885 2008-05-09 Ian Lance Taylor <iant@google.com>
7888 * gold.cc (gold_nomem): Use return value of write.
7890 2008-05-08 Ian Lance Taylor <iant@google.com>
7892 * symtab.c (Symbol::init_base_output_data): Add version
7893 parameter. Change all callers.
7894 (Symbol::init_base_output_segment): Likewise.
7895 (Symbol::init_base_constant): Likewise.
7896 (Symbol::init_base_undefined): Likewise.
7897 (Sized_symbol::init_output_data): Likewise.
7898 (Sized_symbol::init_output_segment): Likewise.
7899 (Sized_symbol::init_constant): Likewise.
7900 (Sized_symbol::init_undefined): Likewise.
7901 (Symbol_table::do_define_in_output_data): If the new symbol has a
7902 version, mark it as the default.
7903 (Symbol_table::do_define_in_output_segment): Likewise.
7904 (Symbol_table::do_define_as_constant): Likewise.
7905 * symtab.h (class Symbol): Update declarations.
7906 (class Sized_symbol): Likewise.
7907 * resolve.cc (Symbol::override_version): New function.
7908 (Symbol::override_base): Call override_version.
7909 (Symbol::override_base_with_special): Likewise.
7910 * testsuite/ver_script_8.script: New file.
7911 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7912 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7913 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7914 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7916 2008-05-06 Ian Lance Taylor <iant@google.com>
7919 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7921 (class General_options): Remove existing --undefined, and add
7922 --no-undefined instead. Add new --undefined as synonym for -u.
7923 * archive.cc (Archive::add_symbols): Check whether symbol was
7925 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7926 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7927 all uses. Add IS_UNDEFINED. Update declarations to split
7928 different versions of init_base. Declare init_base_undefined.
7929 (Symbol::is_defined): Handle IS_UNDEFINED.
7930 (Symbol::is_undefined): Likewise.
7931 (Symbol::is_weak_undefined): Call is_undefined.
7932 (Symbol::is_absolute): Handle IS_CONSTANT.
7933 (class Sized_symbol): Update declarations to split different
7934 versions of init. Declare init_undefined.
7935 (class Symbol_table): Declare new functions.
7936 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7938 (Symbol::init_base_output_data): Likewise.
7939 (Symbol::init_base_output_segment): Likewise.
7940 (Symbol::init_base_constant): Likewise.
7941 (Symbol::init_base_undefined): New function.
7942 (Sized_symbol::init_object): Rename from init. Change all
7944 (Sized_symbol::init_output_data): Likewise.
7945 (Sized_symbol::init_output_segment): Likewise.
7946 (Sized_symbol::init_constant): Likewise.
7947 (Sized_symbol::init_undefined): New function.
7948 (Symbol_table::add_undefined_symbols_from_command_line): New
7950 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7952 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7953 (Symbol::output_section): Likewise.
7954 (Symbol::set_output_section): Likewise.
7955 (Symbol_table::sized_finalize_symbol): Likewise.
7956 (Symbol_table::sized_write_globals): Likewise.
7957 * resolve.cc (Symbol_table::should_override): Likewise.
7958 (Symbol::override_base_with_special): Likewise.
7960 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7961 symbol, change it to have default visibility.
7962 * testsuite/protected_1.cc: New file.
7963 * testsuite/protected_2.cc: New file.
7964 * testsuite/protected_3.cc: New file.
7965 * testsuite/protected_main_1.cc: New file.
7966 * testsuite/protected_main_2.cc: New file.
7967 * testsuite/protected_main_3.cc: New file.
7968 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7969 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7970 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7971 (protected_1.so): New target.
7972 (protected_1_pic.o, protected_2_pic.o): New targets.
7973 (protected_3_pic.o): New target.
7974 (check_PROGRAMS): Add protected_2.
7975 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7976 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7977 * testsuite/Makefile.in: Rebuild.
7979 * options.h (DEFINE_var): Add set_user_set_##varname__.
7980 (DEFINE_bool_alias): New macro.
7981 (class General_options): Define -Bstatic using DEFINE_bool_alias
7982 rather than DEFINE_special. Add --undefined as an alias for -z
7984 * options.cc (General_options::parse_Bstatic): Remove.
7986 * options.h (class General_options): Add --fatal-warnings.
7987 * main.cc (main): Implement --fatal-warnings.
7988 * errors.h (Errors::warning_count): New function.
7990 * options.h (class General_options): Add -Bsymbolic-functions.
7991 * symtab.h (Symbol::is_preemptible): Check for
7992 -Bsymbolic-functions.
7994 2008-05-05 Ian Lance Taylor <iant@google.com>
7996 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7997 as noVARNAME rather than no-VARNAME.
7998 (class General_options): Add option -z combreloc.
7999 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8001 (Output_reloc::sort_before) [SHT_REL]: New function.
8002 (Output_reloc::sort_before) [SHT_RELA]: New function.
8003 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8004 Sort_relocs_comparison.
8005 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8006 parameter. Change all callers.
8007 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8008 sort_relocs parameter. Change all callers.
8009 * output.cc (Output_reloc::get_address): New function, broken out
8011 (Output_reloc::write_rel): Call it.
8012 (Output_reloc::compare): New function.
8013 (Output_data_reloc_base::do_write): Optionally sort relocs.
8015 * configure.ac: If targ_extra_obj is set, link it in.
8016 * configure.tgt: Initialize all variables.
8017 (x86_64*): Set targ_extra_obj and targ_extra_size.
8018 * configure: Rebuild.
8020 * object.cc (Sized_relobj::include_section_group): Adjust section
8021 indexes read from group data. Build vector to pass to
8023 * layout.cc (Layout::layout_group): Add flags and shndxes
8024 parameters. Remove contents parameter. Change caller. Update
8025 explicit instantiations.
8026 * layout.h (class Layout): Update layout_group declaration.
8027 * output.cc (Output_data_group::Output_data_group): Add flags and
8028 input_shndxes parameters. Remove contents parameter. Change
8030 (Output_data_group::do_write): Change input_sections_ to
8032 * output.h (class Output_data_group): Update constructor
8033 declaration. Rename input_sections_ to input_shndxes_.
8034 * testsuite/many_sections_test.cc: Add template.
8036 2008-04-30 Cary Coutant <ccoutant@google.com>
8038 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8040 * layout.cc (Layout::include_section): Refactored check for debug
8042 (Layout::add_comdat): Add new parameters. Change type
8043 of signature parameter. Add object and shndx to signatures table.
8044 (Layout::find_kept_object): New function.
8045 * layout.h: Include <cstring>.
8046 (Layout::is_debug_info_section): New function.
8047 (Layout::add_comdat): Add new parameters.
8048 (Layout::find_kept_object): New function.
8049 (Layout::Kept_section): New struct.
8050 (Layout::Signatures): Change type of map range.
8051 * object.cc (Relobj::output_section_address): New function.
8052 (Sized_relobj::include_section_group): Add new parameters. Change
8053 calls to Layout::add_comdat. Change to build table of kept comdat
8054 groups and table mapping discarded sections to kept sections.
8055 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8056 (Sized_relobj::do_layout): Change calls to include_section_group and
8057 include_linkonce_section.
8058 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8059 value to zero when section is discarded.
8060 (Sized_relobj::map_to_kept_section): New function.
8061 * object.h (Relobj::output_section_address): New function.
8062 (Relobj::Comdat_group): New type.
8063 (Relobj::find_comdat_group): New function.
8064 (Relobj::Comdat_group_table): New type.
8065 (Relobj::Kept_comdat_section): New type.
8066 (Relobj::Kept_comdat_section_table): New type.
8067 (Relobj::add_comdat_group): New function.
8068 (Relobj::set_kept_comdat_section): New function.
8069 (Relobj::get_kept_comdat_section): New function.
8070 (Relobj::comdat_groups_): New field.
8071 (Relobj::kept_comdat_sections_): New field.
8072 (Symbol_value::input_value): Update comment.
8073 (Sized_relobj::map_to_kept_section) New function.
8074 (Sized_relobj::include_linkonce_section): Add new parameter.
8075 * target-reloc.h (Comdat_behavior): New type.
8076 (get_comdat_behavior): New function.
8077 (relocate_section): Add code to map a discarded section to the
8078 corresponding kept section when applying a relocation.
8080 2008-04-30 Craig Silverstein <csilvers@google.com>
8082 * dwarf_reader.cc (next_generation_count): New static var.
8083 (Addr2line_cache_entry): New struct.
8084 (addr2line_cache): New static var.
8085 (Dwarf_line_info::one_addr2line): Added caching.
8086 (Dwarf_line_info::clear_addr2line_cache): New function.
8087 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8088 cache-size parameter.
8089 (Dwarf_line_info::one_addr2line_cache): New function.
8090 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8091 new cache-size argument to one_addr2line(), and clear cache.
8093 2008-04-28 Cary Coutant <ccoutant@google.com>
8095 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8096 R_386_PC8 relocations.
8098 2008-04-23 Ian Lance Taylor <iant@google.com>
8100 * object.cc (Sized_relobj::include_section_group): Check for
8101 invalid section group.
8103 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8106 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8107 than read for file header.
8108 * archive.cc (Archive::include_member): Likewise.
8110 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8112 * aclocal.m4: Regenerate.
8113 * configure: Regenerate.
8115 2008-04-19 Ian Lance Taylor <iant@google.com>
8117 * version.cc (version_string): Bump to 1.6.
8119 * testsuite/Makefile.am (many_sections_r_test): New target.
8120 (many_sections_r_test_SOURCES): Remove.
8121 (many_sections_r_test_DEPENDENCIES): Remove.
8122 (many_sections_r_test_LDFLAGS): Remove.
8123 (many_sections_r_test_LDADD): Remove.
8125 * object.cc (Sized_relobj::do_add_symbols): Always pass
8126 local_symbol_count_ to add_from_relobj.
8128 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8129 every thousand variables.
8130 * testsuite/Makefile.in: Rebuild.
8132 * object.cc (Xindex::initialize_symtab_xindex): New function.
8133 (Xindex::read_symtab_xindex): New function.
8134 (Xindex::sym_xindex_to_shndx): New function.
8135 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8137 (Sized_relobj::do_initialize_xindex): New function.
8138 (Sized_relobj::do_read_symbols): Adjust section links.
8139 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8140 parameter. Change all callers.
8141 (Sized_relobj::include_section_group): Adjust section links and
8142 symbol section indexes.
8143 (Sized_relobj::do_layout): Adjust section links.
8144 (Sized_relobj::do_count_local_symbols): Adjust section links and
8145 symbol section indexes.
8146 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8147 ordinary and special symbols.
8148 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8149 dynsym_xindex parameters. Change all callers. Adjust section
8150 links. Use SHN_XINDEX when needed.
8151 (Sized_relobj::get_symbol_location_info): Adjust section links.
8152 Don't get fooled by special symbols.
8153 * object.h (class Xindex): Define.
8154 (class Object): Add xindex_ parameter. Declare virtual functoin
8155 do_initialize_xindex.
8156 (Object::adjust_sym_shndx): New function.
8157 (Object::set_xindex): New protected function.
8158 (class Symbol_value): Add is_ordinary_shndx_ field.
8159 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8160 (Symbol_value::value): Assert ordinary section.
8161 (Symbol_value::initialize_input_to_output_map): Likewise.
8162 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8164 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8166 (class Sized_relobj): Update declarations.
8167 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8168 parameter. Change all callers.
8169 (Sized_relobj::adjust_shndx): New function.
8170 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8172 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8173 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8174 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8175 (Sized_dynobj::read_dynsym_section): Adjust section links.
8176 (Sized_dynobj::read_dynamic): Likewise.
8177 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8179 (Sized_dynobj::do_initialize_xindex): New function.
8180 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8181 do_initialize_xindex.
8182 (Sized_dynobj::adjust_shndx): New function.
8183 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8184 dynsym_xindex_ fields.
8185 (Layout::finalize): Add a call to set_section_indexes before
8186 creating the symtab sections.
8187 (Layout::set_section_indexes): Don't do anything if the section
8188 already has a section index.
8189 (Layout::create_symtab_sections): Add shnum parameter. Change
8190 caller. Create .symtab_shndx section if needed.
8191 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8193 (Layout::allocated_output_section_count): New function.
8194 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8196 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8197 fields. Update declarations.
8198 (Layout::symtab_xindex): New function.
8199 (Layout::dynsym_xindex): New function.
8200 (class Write_symbols_task): Add layout_ field.
8201 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8203 * output.cc (Output_section_headers::Output_section_headers): Add
8204 shstrtab_section parameter. Change all callers.
8205 (Output_section_headers::do_sized_write): Store overflow values
8206 for section count and section string table section index in
8207 section header zero.
8208 (Output_file_header::do_sized_write): Check for overflow of
8209 section count and section string table section index.
8210 (Output_symtab_xindex::do_write): New function.
8211 (Output_symtab_xindex::endian_do_write): New function.
8212 * output.h (class Output_section_headers): Add shstrtab_section_.
8213 Update declarations.
8214 (class Output_symtab_xindex): Define.
8215 (Output_section::has_out_shndx): New function.
8216 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8218 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8220 (Sized_symbol::init): Likewise.
8221 (Symbol::output_section): Check for ordinary symbol.
8222 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8223 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8225 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8226 Change all callers. Simplify handling of symbols from sections
8227 not included in the link.
8228 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8230 (Weak_alias_sorter::operator()): Assert that symbols are
8232 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8234 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8235 parameters. Change all callers.
8236 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8237 symbol distinction. Use SHN_XINDEX when needed.
8238 (Symbol_table::write_section_symbol): Add symtab_xindex
8239 parameter. Change all callers.
8240 (Symbol_table::sized_write_section_symbol): Likewise. Use
8241 SHN_XINDEX when needed.
8242 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8244 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8245 (Symbol::is_defined): Check is_ordinary.
8246 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8247 (Symbol::is_absolute, Symbol::is_common): Likewise.
8248 (class Sized_symbol): Update declarations.
8249 (class Symbol_table): Update declarations.
8250 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8251 parameters. Change all callers.
8252 (Sized_symbol::override): Likewise.
8253 (Symbol_table::override): Likewise.
8254 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8255 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8256 is_ordinary, and orig_st_shndx parameters. Change all callers.
8257 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8258 to be in an ordinary section.
8259 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8260 object and is_ordinary parameters. Change all callers.
8261 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8262 Change all callers. Don't add undefined or non-ordinary symbols
8264 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8266 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8268 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8269 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8270 (Sized_relobj::relocate_sections): Likewise.
8271 * target-reloc.h (scan_relocs): Adjust section symbol index.
8272 (scan_relocatable_relocs): Likewise.
8273 * i386.cc (Scan::local): Check for ordinary symbols.
8274 * sparc.cc (Scan::local): Likewise.
8275 * x86_64.cc (Scan::local): Likewise.
8276 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8277 to symbol_section_and_value.
8278 * testsuite/many_sections_test.cc: New file.
8279 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8280 (check_PROGRAMS): Add many_sections_test.
8281 (many_sections_test_SOURCES): Define.
8282 (many_sections_test_DEPENDENCIES): Define.
8283 (many_sections_test_LDFLAGS): Define.
8284 (BUILT_SOURCES): Add many_sections_define.h.
8285 (many_sections_define.h): New target.
8286 (BUILT_SOURCES): Add many_sections_check.h.
8287 (many_sections_check.h): New target.
8288 (check_PROGRAMS): Add many_sections_r_test.
8289 (many_sections_r_test_SOURCES): Define.
8290 (many_sections_r_test_DEPENDENCIES): Define.
8291 (many_sections_r_test_LDFLAGS): Define.
8292 (many_sections_r_test_LDADD): Define.
8293 (many_sections_r_test.o): New target.
8294 * testsuite/Makefile.in: Rebuild.
8296 2008-04-17 Cary Coutant <ccoutant@google.com>
8298 * errors.cc (Errors::info): New function.
8299 (gold_info): New function.
8300 * errors.h (Errors::info): New function.
8301 * gold.h (gold_info): New function.
8302 * object.cc (Input_objects::add_object): Print trace output.
8303 * options.cc (options::parse_set): New function.
8304 (General_options::parse_wrap): Deleted.
8305 (General_options::General_options): Deleted initializer.
8306 * options.h (options::String_set): New typedef.
8307 (options::parse_set): New function.
8308 (DEFINE_set): New macro.
8309 (General_options::wrap): Changed to use DEFINE_set. Changed
8310 callers of any_wrap_symbols and is_wrap_symbol.
8311 (General_options::trace, General_options::trace_symbol):
8313 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8314 (General_options::wrap_symbols_): Deleted.
8315 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8317 2008-04-17 David S. Miller <davem@davemloft.net>
8319 * options.cc (General_options::parse_V): New function.
8320 * options.h: Add entries for -V and -Qy.
8322 2008-04-17 Ian Lance Taylor <iant@google.com>
8324 * common.cc (Symbol_table::allocate_commons): Remove options
8325 parameter. Change caller.
8326 (Symbol_table::do_allocate_commons): Remove options parameter.
8327 Change caller. Just call do_allocate_commons_list twice.
8328 (Symbol_table::do_allocate_commons_list): New function, broken out
8329 of do_allocate_commons.
8330 * common.h (class Allocate_commons_task): Remove options_ field.
8332 * symtab.cc (Symbol_table::Symbol_table): Initialize
8334 (Symbol_table::add_from_object): Put TLS common symbols on
8336 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8337 which are IN_OUTPUT_DATA.
8338 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8339 allocate_commons and do_allocate_commons declarations. Declare
8340 do_allocate_commons_list.
8341 * gold.cc (queue_middle_tasks): Update creation of
8342 Allocate_commons_task to not pass options.
8343 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8344 (TLS_TEST_C_FLAGS): New variable.
8345 (tls_test_c_pic.o): New target.
8346 (tls_test_shared.so): Link in tls_test_c_pic.o.
8347 (tls_test_c_pic_ie.o): New target.
8348 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8349 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8350 (tls_test_c.o): New target.
8351 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8352 (tls_pic_test_LDADD): Likewise.
8353 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8354 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8355 (tls_test_c_gnu2.o): New target.
8356 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8358 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8359 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8360 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8361 * testsuite/tls_test.cc: Include "config.h".
8362 (t_last): Call t11_last.
8363 * testsuite/tls_test.h (t11, t11_last): Declare.
8364 * testsuite/tls_test_c.c: New file.
8365 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8366 * configure.ac: Check for OpenMP support.
8367 * configure, config.in, Makefile.in: Rebuild.
8368 * testsuite/Makefile.in: Rebuild.
8370 2008-04-16 Cary Coutant <ccoutant@google.com>
8372 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8373 (Target_i386::tls_base_symbol_defined_): New field.
8374 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8375 (Target_i386::Scan::global): Likewise.
8376 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8377 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8378 (Target_x86_64::tls_base_symbol_defined_): New field.
8379 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8380 (Target_x86_64::Scan::global): Likewise.
8382 2008-04-16 Cary Coutant <ccoutant@google.com>
8384 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8385 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8386 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8387 building shared libraries.
8388 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8389 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8390 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8391 * testsuite/Makefile.in: Rebuild.
8392 * testsuite/weak_undef.h: New file.
8393 * testsuite/weak_undef_file1.cc: Add extra test cases.
8394 * testsuite/weak_undef_file2.cc: Likewise.
8395 * testsuite/weak_undef_test.cc: Likewise.
8397 2008-04-16 David S. Miller <davem@davemloft.net>
8399 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8400 Add issued_non_pic_error_ field. Declare check_non_pic.
8401 (Target_sparc::Scan::check_non_pic): New function.
8402 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8403 (Target_sparc::Scan::global): Likewise.
8405 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8406 * configure: Rebuild.
8408 * options.h (DEFINE_enable): New macro.
8409 (new_dtags): New enable option.
8410 (initfirst, interpose, loadfltr, nodefaultlib,
8411 nodelete, nodlopen, nodump): New -z options.
8412 * layout.cc (Layout:finish_dynamic_section): If new
8413 dtags enabled, emit DT_RUNPATH. Also, emit a
8414 DT_FLAGS_1 containing any specified -z flags.
8416 2008-04-16 Ian Lance Taylor <iant@google.com>
8418 * copy-relocs.cc: New file.
8419 * copy-relocs.h: New file.
8420 * reloc.cc: Remove Copy_relocs code.
8421 * reloc.h: Likewise.
8422 * reloc-types.h (struct Reloc_types) [both versions]: Add
8423 get_reloc_addend_noerror.
8424 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8425 variants of add_global which take an addend which must be zero.
8426 * i386.cc: Include "copy-relocs.h".
8427 (class Target_i386): Change type of copy_relocs_ to variable,
8429 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8431 (Target_i386::do_finalize_sections): Change handling of
8433 * sparc.cc: Include "copy-relocs.h".
8434 (class Target_sparc): Change type of copy_relocs_ to variable,
8436 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8438 (Target_sparc::do_finalize_sections): Change handling of
8440 * x86_64.cc: Include "copy-relocs.h".
8441 (class Target_x86_64): Change type of copy_relocs_ to variable,
8443 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8444 class. Change all callers.
8445 (Target_x86_64::do_finalize_sections): Change handling of
8447 * Makefile.am (CCFILES): Add copy-relocs.cc.
8448 (HFILES): Add copy-relocs.h.
8450 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8452 * testsuite/script_test_4.sh: Permit leading zeroes.
8454 2008-04-15 Ian Lance Taylor <iant@google.com>
8456 * script-sections.cc (Script_sections::create_segments): Use
8457 header_size_adjustment even when there is enough room for the
8459 * testsuite/script_test_4.sh: New file.
8460 * testsuite/script_test_4.t: New file.
8461 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8462 (check_DATA): Add script_test_4.stdout.
8463 (MOSTLYCLEANFILES): Likewise.
8464 (script_test_4): New target.
8465 (script_test_4.stdout): New target.
8466 * testsuite/Makefile.in: Rebuild.
8468 * sparc.cc: Add definitions for Output_data_plt_sparc class
8471 2008-04-14 David S. Miller <davem@davemloft.net>
8473 * sparc.cc: New file.
8474 * Makefile.am (TARGETSOURCES): Add sparc.cc
8475 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8476 * configure.tgt: Document targ_extra_size and
8477 targ_extra_big_endian. Add entries for sparc-* and
8479 * configure.ac: Handle targ_extra_size and
8480 targ_extra_big_endian.
8481 * Makefile.in: Rebuild.
8482 * configure: Likewise.
8483 * po/POTFILES.in: Likewise.
8484 * po/gold.pot: Likewise.
8486 2008-04-14 Ian Lance Taylor <iant@google.com>
8488 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8489 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8490 in the name/type/flags to section mapping. Don't call
8491 allocate_output_section.
8492 (Layout::choose_output_section): Change parameter from adjust_name
8493 to is_input_section. Don't permit input sections after sections
8494 are attached to segments. Don't call allocate_output_section.
8495 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8496 not write_enable_output_section.
8497 (Layout::make_output_section): Don't push to
8498 unattached_section_list_ nor call attach_to_segment. Call
8499 attach_section_to_segment if sections are attached.
8500 (Layout::attach_sections_to_segments): New function.
8501 (Layout::attach_section_to_segment): New function.
8502 (Layout::attach_allocated_section_to_segment): Rename from
8503 attach_to_segment. Remove flags parameter.
8504 (Layout::allocate_output_section): Remove function.
8505 (Layout::write_enable_output_section): Remove function.
8506 * layout.h (class Layout): Update for above changes. Add new
8507 field sections_are_attached_.
8508 * output.h (Output_section::update_flags_for_input_section): New
8510 * output.cc (Output_section::add_input_section): Call
8511 update_flags_for_input_section.
8512 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8514 2008-04-11 Cary Coutant <ccoutant@google.com>
8516 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8517 thought unnecessary.
8518 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8520 2008-04-11 Ian Lance Taylor <iant@google.com>
8522 * output.h (class Output_section_data): Remove inline definition
8524 * output.cc (Output_section_data::set_addralign): New function.
8526 2008-04-11 Cary Coutant <ccoutant@google.com>
8528 Add support for TLS descriptors for i386 and x86_64.
8529 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8530 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8531 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8533 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8534 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8535 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8537 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8538 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8539 Fix problem with initial-exec relocations.
8540 (Target_i386::Relocate::relocate_tls): Likewise.
8541 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8543 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8544 support for section-plus-offset dynamic table entries.
8545 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8546 (Output_data_dynamic::Dynamic_entry): Add support for
8547 section-plus-offset dynamic table entries.
8548 (Output_data_dynamic::Classification): Likewise.
8549 (Output_data_dynamic::classification_): Renamed offset_.
8550 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8551 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8552 (Target_x86_64::make_plt_section): New function.
8553 (Target_x86_64::reserve_tlsdesc_entries): New function.
8554 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8555 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8556 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8557 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8558 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8559 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8560 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8561 add extra PLT entry for TLS descriptors.
8562 (Output_data_plt_x86_64::got_): New field.
8563 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8564 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8566 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8568 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8569 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8570 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8571 R_386_TLS_DESC_CALL relocations.
8572 (Target_x86_64::Scan::global): Likewise.
8573 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8574 for TLS descriptors.
8575 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8576 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8577 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8578 GD-to-IE relaxation.
8579 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8580 and TLS_DESCRIPTORS.
8581 * Makefile.in: Rebuild.
8582 * configure: Rebuild.
8583 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8584 (tls_test_shared2.so): New target.
8585 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8586 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8587 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8588 (tls_shared_gd_to_ie_test_LDADD): New variable.
8589 (tls_shared_gnu2_gd_to_ie_test): New target.
8590 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8592 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8593 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8594 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8595 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8596 (tls_shared_gnu2_test): New target.
8597 (tls_test_gnu2_shared.so): New target.
8598 (tls_shared_gnu2_test_SOURCES): New variable.
8599 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8600 (tls_shared_gnu2_test_LDFLAGS): New variable.
8601 (tls_shared_gnu2_test_LDADD): New variable.
8602 * testsuite/Makefile.in: Rebuild.
8603 * testsuite/Makefile.
8605 2008-04-11 Ian Lance Taylor <iant@google.com>
8607 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8609 * testsuite/Makefile.in: Rebuild.
8611 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8613 * testsuite/script_test_2.cc (main): Adjust test.
8615 2008-04-11 David S. Miller <davem@davemloft.net>
8616 Ian Lance Taylor <iant@google.com>
8618 * options.h (General_options): Add entries for '-Y' and
8620 * options.cc (General_options:finalize): If -Y was used, add those
8621 entries to the library path instead of the default "/lib" and
8624 2008-04-11 David S. Miller <davem@davemloft.net>
8626 * testsuite/justsyms.t: Start at 0x100.
8627 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8628 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8630 * testsuite/script_test_2.cc: Adjust string and section length
8633 2008-04-09 Ian Lance Taylor <iant@google.com>
8636 * script-sections.cc (Sections_element::allocate_to_segment): Add
8638 (Output_section_definition::allocate_to_segment): Likewise.
8639 (Orphan_output_section::allocate_to_segment): Likewise.
8640 (Script_sections::attach_sections_using_phdrs_clause): Don't
8641 propagate non-PT_LOAD segments to orphan sections.
8642 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8643 readelf rather than objdump.
8644 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8645 .interp section and PT_INTERP segment are the same size.
8646 * testsuite/Makefile.in: Rebuild.
8648 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8649 aliases for symbols defined in the same object.
8650 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8651 (weak_alias_test_SOURCES): New variable.
8652 (weak_alias_test_DEPENDENCIES): New variable.
8653 (weak_alias_test_LDFLAGS): New variable.
8654 (weak_alias_test_LDADD): New variable.
8655 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8656 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8657 (weak_alias_test_3.o): New target.
8658 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8659 * testsuite/weak_alias_test_main.cc: New file.
8660 * testsuite/weak_alias_test_1.cc: New file.
8661 * testsuite/weak_alias_test_2.cc: New file.
8662 * testsuite/weak_alias_test_3.cc: New file.
8664 2008-04-08 Ian Lance Taylor <iant@google.com>
8666 * options.h (class General_options): Add --noinhibit-exec option.
8667 * main.cc (main): Check --noinhibit-exec.
8669 * options.h (class General_options): Define --wrap as a special
8670 option. Add wrap_symbols_ field.
8671 (General_options::any_wrap_symbols): New function.
8672 (General_options::is_wrap_symbol): New function.
8673 * options.cc (General_options::parse_wrap): New function.
8674 (General_options::General_options): Initialize wrap_symbols_.
8675 * symtab.cc (Symbol_table::wrap_symbol): New function.
8676 (Symbol_table::add_from_object): Handle --wrap.
8677 * symtab.h (class Symbol_table): Declare wrap_symbol.
8678 * target.h (Target::wrap_char): New function.
8679 (Target::Target_info): Add wrap_char field.
8680 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8681 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8682 * testsuite/testfile.cc (Target_test::test_target_info):
8685 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8688 * layout.h (class Layout): Add added_eh_frame_data_ field.
8689 * layout.cc (Layout::Layout): Initialize new field.
8690 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8691 output section until we find a section we merged successfully.
8692 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8693 that the size be non-zero.
8695 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8698 2008-04-08 Craig Silverstein <csilvers@google.com>
8700 * configure.ac: Export new conditional variable HAVE_ZLIB.
8701 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8703 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8704 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8706 2008-04-07 Ian Lance Taylor <iant@google.com>
8708 * version.cc (version_string): Set to "1.5".
8710 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8711 Add issued_non_pic_error_ field. Declare check_non_pic.
8712 (Target_x86_64::Scan::check_non_pic): New function.
8713 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8714 (Target_x86_64::Scan::global): Likewise.
8716 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8717 addend parameter. Change caller. Handle merge sections.
8718 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8719 Address to Addend. Don't add in the result of
8720 local_section_offset, pass down the addend and use the returned
8722 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8723 Update declarations of local_section_offset and symbol_value.
8724 * testsuite/two_file_test_1.cc (t18): New function.
8725 * testsuite/two_file_test_2.cc (f18): New function.
8726 * testsuite/two_file_test_main.cc (main): Call t18.
8727 * testsuite/two_file_test.h (t18, f18): Declare.
8729 * configure.ac: Don't test for objdump, c++filt, or readelf.
8730 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8732 (TEST_READELF): New variable.
8733 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8734 (check_PROGRAMS): Add two_file_strip_test.
8735 (two_file_strip_test): New target.
8736 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8737 (two_file_same_shared_strip_test_SOURCES): New variable.
8738 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8739 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8740 (two_file_same_shared_strip_test_LDADD): New variable.
8741 (two_file_shared_strip.so): New target.
8742 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8743 (ver_test_5.syms, ver_test_7.syms): Likewise.
8744 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8745 (strip_test_3.stdout): Use TEST_OBJDUMP.
8746 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8748 2008-04-04 Cary Coutant <ccoutant@google.com>
8750 * symtab.h (Symbol::is_weak_undefined): New function.
8751 (Symbol::is_strong_undefined): New function.
8752 (Symbol::is_absolute): New function.
8753 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8754 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8756 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8757 (weak_undef_test): New target.
8758 * testsuite/Makefile.in: Rebuild.
8759 * testsuite/weak_undef_file1.cc: New file.
8760 * testsuite/weak_undef_file2.cc: New file.
8761 * testsuite/weak_undef_test.cc: New file.
8763 2008-04-03 Craig Silverstein <csilvers@google.com>
8765 * compressed_output.h (class Output_compressed_section): Use
8767 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8769 (zlib_compressed_suffix): Removed.
8770 (Output_compressed_section::set_final_data_size): Use unsigned
8772 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8773 Fix linker invocation.
8774 (flagstest_o_specialfile_and_compress_debug_sections):
8776 * testsuite/Makefile.in: Regenerated.
8778 2008-04-02 David S. Miller <davem@davemloft.net>
8780 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8781 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8783 2008-04-02 Craig Silverstein <csilvers@google.com>
8787 2008-04-02 Ian Lance Taylor <iant@google.com>
8789 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8790 parameters. Update for new key type to views_. Change all
8792 (File_read::read): Adjust for byteshift in returned view.
8793 (File_read::add_view): New function, broken out of
8795 (File_read::make_view): New function, broken out of
8797 (File_read::find_or_make_view): Add offset and aligned
8798 parameters. Rewrite accordingly. Change all callers.
8799 (File_read::get_view): Add offset and aligned parameters. Adjust
8800 for byteshift in return value.
8801 (File_read::get_lasting_view): Likewise.
8802 * fileread.h (class File_read): Update declarations.
8803 (class File_read::View): Add byteshift_ field. Add byteshift to
8804 constructor. Add byteshift method.
8805 * archive.h (Archive::clear_uncached_views): New function.
8806 (Archive::get_view): Add aligned parameter. Change all callers.
8807 * object.h (Object::get_view): Add aligned parameter. Change all
8809 (Object::get_lasting_view): Likewise.
8811 * fileread.cc (File_read::release): Don't call clear_views if
8812 there are multiple objects.
8813 * fileread.h (File_read::clear_uncached_views): New function.
8814 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8817 2008-03-31 Cary Coutant <ccoutant@google.com>
8819 Add thin archive support.
8820 * archive.cc (Archive::armagt): New const.
8821 (Archive::setup): Remove task parameter and calls to unlock.
8822 (Archive::unlock_nested_archives): New function.
8823 (Archive::read_header): Add nested_off parameter. Change
8825 (Archive::interpret_header): Likewise.
8826 (Archive::include_all_members): Change to handle thin
8828 (Archive::include_member): Likewise.
8829 * archive.h (Archive::Archive): Add new parameters and
8831 (Archive::armagt): New const.
8832 (Archive::setup): Remove task parameter.
8833 (Archive::unlock_nested_archives): New function.
8834 (Archive::read_header): Add nested_off parameter.
8835 (Archive::interpret_header): Likewise.
8836 (Archive::Nested_archive_table): New typedef.
8837 (Archive::is_thin_archive_): New field.
8838 (Archive::nested_archives_): New field.
8839 (Archive::options_): New field.
8840 (Archive::dirpath_): New field.
8841 (Archive::task_): New field.
8842 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8843 for thin archives. Pass additional parameters to
8844 Archive::Archive. Unlock the archive file after calling
8847 2008-03-29 Ian Lance Taylor <iant@google.com>
8849 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8850 version symbol to be local.
8851 * testsuite/ver_test_4.sh: New file.
8852 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8853 (check_DATA): Add ver_test_4.syms.
8854 (ver_test_4.syms): New target.
8855 * testsuite/Makefile.in: Rebuild.
8858 (Output_section::Input_section_sort_entry::has_priority): New
8860 (Output_section::Input_section_sort_entry::match_file_name): New
8862 (Output_section::Input_section_sort_entry::match_section_name):
8864 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8866 (Output_section::Input_section_sort_entry::match_section_file):
8868 (Output_section::Input_section_sort_compare::operator()): Rewrite
8869 using new Input_section_sort_entry functions. Sort crtbegin and
8870 crtend first. Sort sections with no priority before sections with
8872 * testsuite/initpri1.c (d3): Check j != 4.
8873 (cd5): New constructor/destructor function.
8874 (main): Check j != 2.
8876 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8877 new symbol when resolving, don't call set_is_default.
8878 * testsuite/ver_test_7.cc: New file.
8879 * testsuite/ver_test_7.sh: New file.
8880 * testsuite/Makefile.am (ver_test_7.so): New target.
8881 (ver_test_7.o): New target.
8882 (check_SCRIPTS): Add ver_test_7.sh.
8883 (check_DATA): Add ver_test_7.syms.
8884 (ver_test_7.syms): New target.
8886 2008-03-28 Ian Lance Taylor <iant@google.com>
8888 * layout.cc (Layout::layout): If we see an input section with a
8889 name that needs sorting, set the must_sort flag for the output
8891 (Layout::make_output_section): If the name of the output section
8892 indicates that it might require sorting, set the may_sort flag.
8893 * output.h (Output_section::may_sort_attached_input_sections): New
8895 (Output_section::set_may_sort_attached_input_sections): New
8897 (Output_section::must_sort_attached_input_sections): New
8899 (Output_section::set_must_sort_attached_input_sections): New
8901 (class Output_section): Declare Input_section_sort_entry. Define
8902 Input_section_sort_compare. Declare
8903 sort_attached_input_sections. Add new fields:
8904 may_sort_attached_input_sections_,
8905 must_sort_attached_input_sections_,
8906 attached_input_sections_are_sorted_.
8907 * output.cc (Output_section::Output_section): Initialize new
8909 (Output_section::add_input_section): Add an entry to
8910 input_sections_ if may_sort or must_sort are true.
8911 (Output_section::set_final_data_size): Call
8912 sort_attached_input_sections if necessary.
8913 (Output_section::Input_section_sort_entry): Define new class.
8914 (Output_section::Input_section_sort_compare::operator()): New
8916 (Output_section::sort_attached_input_sections): New function.
8917 * configure.ac: Check whether the compiler supports constructor
8918 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8919 * testsuite/initpri1.c: New file.
8920 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8921 CONSTRUCTOR_PRIORITY.
8922 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8923 (initpri1_LDFLAGS): New variable.
8924 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8926 2008-03-27 Ian Lance Taylor <iant@google.com>
8928 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8929 * testsuite/common_test_1.c: New file.
8930 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8931 (common_test_1_SOURCES): New variable.
8932 (common_test_1_DEPENDENCIES): New variable.
8933 (common_test_1_LDFLAGS): New variable.
8935 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8936 and commons_ correctly when NAME/VERSION does not override
8938 * testsuite/ver_test_6.c: New file.
8939 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8940 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8941 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8943 2008-03-26 Ian Lance Taylor <iant@google.com>
8945 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8946 of an undefined symbol from a version script.
8947 * testsuite/Makefile.am (ver_test_5.so): New target.
8948 (ver_test_5.o): New target.
8949 (check_SCRIPTS): Add ver_test_5.sh.
8950 (check_DATA): Add ver_test_5.syms.
8951 (ver_test_5.syms): New target.
8952 * testsuite/ver_test_5.cc: New file.
8953 * testsuite/ver_test_5.script: New file.
8954 * testsuite/ver_test_5.sh: New file.
8955 * Makefile.in, testsuite/Makefile.in: Rebuild.
8958 Fix problems building gold with gcc 4.3.0.
8959 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8960 (gold_error_at_location, gold_warning_at_location): Use it.
8961 * configure.ac: Check whether we can compile and use a template
8962 function with a printf attribute.
8963 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8964 when jumping over bytes.
8965 * object.cc: Instantiate Object::read_section_data.
8966 * debug.h: Include <cstring>
8967 * dwarf_reader.cc: Include <algorithm>
8968 * main.cc: Include <cstring>.
8969 * options.cc: Include <cstring>.
8970 * output.cc: Include <cstring>.
8971 * script.cc: Include <cstring>.
8972 * script.h: Include <string>.
8973 * symtab.cc: Include <cstring> and <algorithm>.
8974 * target-select.cc: Include <cstring>.
8975 * version.cc: Include <string>.
8976 * testsuite/testmain.cc: Include <cstdlib>.
8977 * configure, config.in: Rebuild.
8979 2008-03-25 Ian Lance Taylor <iant@google.com>
8981 * options.cc: Include "../bfd/bfdver.h".
8982 (options::help): Print bug reporting address.
8984 * version.cc (print_version): Adjust output for current value of
8989 * options.cc (options::help): Print list of supported targets.
8990 * target-select.h: Include <vector>.
8991 (class Target_selector): Make machine_, size_, and is_big_endian_
8992 fields const. Add bfd_name_ and instantiated_target_ fields.
8993 (Target_selector::Target_selector): Add bfd_name parameter.
8994 (Target_selector::recognize): Make non-virtual, call
8996 (Target_selector::recognize_by_name): Make non-virtual, call
8997 do_recognize_by_name.
8998 (Target_selector::supported_names): New function.
8999 (Target_selector::bfd_name): New function.
9000 (Target_selector::do_instantiate_target): New pure virtual
9002 (Target_selector::do_recognize): New virtual function.
9003 (Target_selector::do_recognize_by_name): New virtual function.
9004 (Target_selector::instantiate_target): New private function.
9005 (supported_target_names): Declare.
9006 * target-select.cc (Target_selector::Target_selector): Update for
9007 new parameter and fields.
9008 (select_target_by_name): Check that the name matches before
9009 calling recognize_by_name.
9010 (supported_target_names): New function.
9011 * i386.cc (class Target_selector_i386): Update Target_selector
9012 constructor call. Remove recognize and recognize_by_name. Add
9013 do_instantiate_target.
9014 * x86_64.cc (class Target_selector_x86_64): Likewise.
9015 * testsuite/testfile.cc (class Target_selector_test): Update for
9016 changes to Target_selector.
9018 * README: Rewrite, with some notes on unsupported features.
9020 2008-03-24 Cary Coutant <ccoutant@google.com>
9022 * i386.cc (Target_i386::Got_type): New enum declaration.
9023 (Target_i386::Scan::local): Updated callers of Output_data_got
9025 (Target_i386::Scan::global): Likewise.
9026 (Target_i386::Relocate::relocate): Likewise.
9027 (Target_i386::Relocate::relocate_tls): Likewise.
9028 * object.h (Got_offset_list): New class.
9029 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9030 (Sized_relobj::local_got_offset): Likewise.
9031 (Sized_relobj::set_local_got_offset): Likewise.
9032 (Sized_relobj::local_has_tls_got_offset): Removed.
9033 (Sized_relobj::local_tls_got_offset): Removed.
9034 (Sized_relobj::set_local_tls_got_offset): Removed.
9035 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9036 * output.cc (Output_data_got::add_global): Added got_type parameter.
9037 (Output_data_got::add_global_with_rel): Likewise.
9038 (Output_data_got::add_global_with_rela): Likewise.
9039 (Output_data_got::add_global_pair_with_rel): New function.
9040 (Output_data_got::add_global_pair_with_rela): New function.
9041 (Output_data_got::add_local): Added got_type parameter.
9042 (Output_data_got::add_local_with_rel): Likewise.
9043 (Output_data_got::add_local_with_rela): Likewise.
9044 (Output_data_got::add_local_pair_with_rel): New function.
9045 (Output_data_got::add_local_pair_with_rela): New function.
9046 (Output_data_got::add_global_tls): Removed.
9047 (Output_data_got::add_global_tls_with_rel): Removed.
9048 (Output_data_got::add_global_tls_with_rela): Removed.
9049 (Output_data_got::add_local_tls): Removed.
9050 (Output_data_got::add_local_tls_with_rel): Removed.
9051 (Output_data_got::add_local_tls_with_rela): Removed.
9052 * output.h (Output_data_got::add_global): Added got_type parameter.
9053 (Output_data_got::add_global_with_rel): Likewise.
9054 (Output_data_got::add_global_with_rela): Likewise.
9055 (Output_data_got::add_global_pair_with_rel): New function.
9056 (Output_data_got::add_global_pair_with_rela): New function.
9057 (Output_data_got::add_local): Added got_type parameter.
9058 (Output_data_got::add_local_with_rel): Likewise.
9059 (Output_data_got::add_local_with_rela): Likewise.
9060 (Output_data_got::add_local_pair_with_rel): New function.
9061 (Output_data_got::add_local_pair_with_rela): New function.
9062 (Output_data_got::add_global_tls): Removed.
9063 (Output_data_got::add_global_tls_with_rel): Removed.
9064 (Output_data_got::add_global_tls_with_rela): Removed.
9065 (Output_data_got::add_local_tls): Removed.
9066 (Output_data_got::add_local_tls_with_rel): Removed.
9067 (Output_data_got::add_local_tls_with_rela): Removed.
9068 * resolve.cc (Symbol::override_base_with_special): Removed
9069 reference to has_got_offset_ field.
9070 * symtab.cc (Symbol::init_fields): Replaced initialization
9071 of got_offset_ with got_offsets_. Removed initialization
9073 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9074 (Symbol::got_offset): Likewise.
9075 (Symbol::set_got_offset): Likewise.
9076 (Symbol::has_tls_got_offset): Removed.
9077 (Symbol::tls_got_offset): Removed.
9078 (Symbol::set_tls_got_offset): Removed.
9079 (Symbol::got_offset_): Removed.
9080 (Symbol::tls_mod_got_offset_): Removed.
9081 (Symbol::tls_pair_got_offset_): Removed.
9082 (Symbol::got_offsets_): New field.
9083 (Symbol::has_got_offset): Removed.
9084 (Symbol::has_tls_mod_got_offset): Removed.
9085 (Symbol::has_tls_pair_got_offset): Removed.
9086 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9087 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9089 (Target_x86_64::Scan::global): Likewise.
9090 (Target_x86_64::Relocate::relocate): Likewise.
9091 (Target_x86_64::Relocate::relocate_tls): Likewise.
9093 2008-03-25 Ben Elliston <bje@au.ibm.com>
9095 * yyscript.y: Fix spelling error in comment.
9097 2008-03-24 Ian Lance Taylor <iant@google.com>
9099 * options.h (class General_options): Define build_id option.
9100 * layout.h (class Layout): Declare write_build_id, create_note,
9101 create_build_id. Add build_id_note_ member.
9102 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9103 "libiberty.h", "md5.h", "sha1.h".
9104 (Layout::Layout): Initialize eh_frame_data_,
9105 eh_frame_hdr_section_, and build_id_note_.
9106 (Layout::finalize): Call create_build_id.
9107 (Layout::create_note): New function, broken out of
9108 Layout::create_gold_note.
9109 (Layout::create_gold_note): Call create_note.
9110 (Layout::create_build_id): New function.
9111 (Layout::write_build_id): New function.
9112 (Close_task_runner::run): Call write_build_id.
9114 * x86_64.cc: Correct license to GPLv3.
9116 2008-03-23 Ian Lance Taylor <iant@google.com>
9118 * options.cc: Include "demangle.h".
9119 (parse_optional_string): New function.
9120 (parse_long_option): Handle takes_optional_argument.
9121 (parse_short_option): Update dash_z initializer. Handle
9122 takes_optional_argument.
9123 (General_options::General_options): Initialize do_demangle_.
9124 (General_options::finalize): Set do_demangle_. Handle demangling
9126 * options.h (parse_optional_string): Declare.
9127 (struct One_option): Add optional_arg field. Update constructor.
9128 Update call constructor calls. Add takes_optional_argument
9130 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9131 (DEFINE_optional_string): Define.
9132 (General_options::demangle): Change from DEFINE_bool to
9133 DEFINE_optional_string.
9134 (General_options::no_demangle): New function.
9135 (General_options::do_demangle): New function.
9136 (General_options::set_do_demangle): New function.
9137 (General_options::execstack_status_): Move definition to end of
9139 (General_options::static_): Likewise.
9140 (General_options::do_demangle_): New field.
9141 * object.cc (big_endian>::get_symbol_location_info): Call
9142 Options::do_demangle, not Options::demangle.
9143 * symtab.cc (demangle): Likewise.
9145 2008-03-22 Ian Lance Taylor <iant@google.com>
9147 * gold.h: Include <cstddef> and <sys/types.h>
9148 * options.h: Include <cstring>.
9150 2008-03-21 Ian Lance Taylor <iant@google.com>
9152 * Added source code to GNU binutils.