1 2010-09-12 Cary Coutant <ccoutant@google.com>
3 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4 position-independent executables to shared libraries need dynamic
6 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
7 position-independent executables.
8 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
9 * testsuite/Makefile.in: Regenerate.
11 2010-09-10 Nick Clifton <nickc@redhat.com>
14 * testsuite/memory_test.t: Discard any sections that are not
17 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
20 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
21 "This::" to work around a bug in gcc 4.2.
23 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
25 2010-09-09 Rafael Espindola <espindola@google.com>
27 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
28 sections with different PF_X flags in the same segment.
29 (Layout::find_first_load_seg): Search all segments to find the first
31 * options.h (rosegment): New.
33 2010-09-08 Rafael Espindola <espindola@google.com>
35 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
37 2010-09-08 Doug Kwan <dougkwan@google.com>
39 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
40 (Arm_relobj::do_relocate_sections): Add new parameter for output
41 file to match the parent.
42 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
43 of local symbols instead of input values. Update code to track
44 changes in gold::relocate_section.
45 * object.cc (Sized_relobj::compute_final_local_value): New methods.
46 (Sized_relobj::compute_final_local_value_internal): New methods.
47 (Sized_relobj::do_finalize_local_symbols): Move code from loop
48 body into private version of Sized_relobj::compute_final_local_value.
49 Call the inline method.
50 * object.h (Symbol_value::Symbol_value): Define destructor. Free
51 merged symbol value if there is one.
52 (Symbol_value::has_output_value): New method defintiion.
53 (Sized_relobj::Compute_final_local_value_status): New enum type.
54 (Sized_relobj::compute_final_local_value): New methods.
55 (Sized_relobj::compute_final_local_value_internal): New methods.
56 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
58 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
59 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
61 * Makefile.in: Regenerate.
62 * testsuite/arm_bl_out_of_range.s: Update test.
63 * testsuite/thumb_bl_out_of_range.s: Ditto.
64 * testsuite/thumb_blx_out_of_range.s: Ditto.
65 * testsuite/arm_branch_out_of_range.sh: New file.
66 * testsuite/arm_cortex_a8.sh: Ditto.
67 * testsuite/arm_cortex_a8_b.s: Ditto.
68 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
69 * testsuite/arm_cortex_a8_b_local.s: Ditto.
70 * testsuite/arm_cortex_a8_bl.s: Ditto.
71 * testsuite/arm_cortex_a8_blx.s: Ditto.
72 * testsuite/arm_cortex_a8_local.s: Ditto.
73 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
74 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
76 2010-09-08 Rafael Espindola <espindola@google.com>
78 * Makefile.am (memory_test.stdout): Run readelf with -W.
79 * Makefile.in: Regenerate.
80 * testsuite/memory_test.sh: Make the regexps accept both 32 and
83 2010-09-08 Rafael Espindola <espindola@google.com>
85 * script-sections.cc (Script_sections::add_memory_region): Convert
86 field precision to int.
87 * script.cc (script_set_section_region, script_set_section_region):
88 Convert field precision to int.
90 2010-09-08 Rafael Espindola <espindola@google.com>
92 * arm.cc (do_finalize_sections): Create the __exidx_start and
93 __exdix_end symbols even when the section is missing.
95 2010-09-08 Nick Clifton <nickc@redhat.com>
97 * README: Remove claim that MEMORY is not supported.
98 * expression.cc (script_exp_function_origin)
99 (script_exp_function_length): Move from here to ...
100 * script.cc: ... here.
101 (script_set_section_region, script_add_memory)
102 (script_parse_memory_attr, script_include_directive): New
105 (class Memory_region): New class.
106 (class Output_section_definition): Add set_memory_region,
107 set_section_vma, set_section_lma and get_section_name methods.
108 (class Script_Sections): Add add_memory_region,
109 find_memory_region, find_memory_region_origin,
110 find_memory_region_length and set_memory_region methods.
111 Have set_section_addresses method walk the list of set memory
113 Extend the print methos to display memory regions.
114 * script-sections.h: Add prototypes for new methods.
115 Add enum for MEMORY region attributes.
116 * yyscript.y: Add support for parsing MEMORY regions.
117 * script-c.h: Add prototypes for new functions.
118 * testsuite/Makefile.am: Add test of MEMORY region functionality.
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/memory_test.sh: New script.
121 * testsuite/memory_test.s: New assembler source file.
122 * testsuite/memory_test.t: New linker script.
124 2010-08-27 Doug Kwan <dougkwan@google.com>
126 * gold/resolve.cc (Symbol_table::should_override): Let a weak
127 reference override an existing dynamic weak reference.
128 * testsuite/Makefile.am: Add new test dyn_weak_ref.
129 * testsuite/Makefile.in: Regenerate.
130 * testsuite/dyn_weak_ref.sh: New file.
131 * testsuite/dyn_weak_ref_1.c: Ditto.
132 * testsuite/dyn_weak_ref_2.c: Ditto.
134 2010-08-27 Ian Lance Taylor <iant@google.com>
136 * incremental.h (class Incremental_input_entry): Add virtual
139 2010-08-27 Ian Lance Taylor <iant@google.com>
141 * testsuite/start_lib_test_3.c: Mark t3 as used.
143 2010-08-27 Nick Clifton <nickc@redhat.com>
145 * options.cc (version_script): Fix small typo in previous
148 2010-08-25 Nick Clifton <nickc@redhat.com>
150 * archive.cc: Formatting fixes: Remove whitespace between
151 typename and following asterisk. Remove whitespace between
152 function name and opening parenthesis.
153 * archive.h: Likewise.
155 * attributes.cc: Likewise.
156 * attributes.h: Likewise.
157 * common.cc: Likewise.
158 * copy-relocs.cc: Likewise.
159 * dirsearch.h: Likewise.
160 * dynobj.cc: Likewise.
161 * ehframe.cc: Likewise.
162 * ehframe.h: Likewise.
163 * expression.cc: Likewise.
164 * fileread.cc: Likewise.
165 * fileread.h: Likewise.
167 * gold-threads.cc: Likewise.
171 * incremental-dump.cc: Likewise.
172 * incremental.cc: Likewise.
173 * layout.cc: Likewise.
174 * layout.h: Likewise.
176 * merge.cc: Likewise.
178 * object.cc: Likewise.
179 * object.h: Likewise.
180 * options.cc: Likewise.
181 * options.h: Likewise.
182 * output.cc: Likewise.
183 * output.h: Likewise.
184 * plugin.cc: Likewise.
185 * plugin.h: Likewise.
186 * powerpc.cc: Likewise.
187 * reloc.cc: Likewise.
188 * script-c.h: Likewise.
189 * script-sections.cc: Likewise.
190 * script.cc: Likewise.
191 * stringpool.cc: Likewise.
192 * symtab.cc: Likewise.
193 * symtab.h: Likewise.
194 * target.cc: Likewise.
195 * timer.cc: Likewise.
197 * version.cc: Likewise.
198 * x86_64.cc: Likewise.
200 2010-08-24 Nick Clifton <nickc@redhat.com>
203 * layout.cc (segment_precedes): Sort segments by their physical
204 addresses, if they have been set.
206 2010-08-23 Cary Coutant <ccoutant@google.com>
208 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
210 (Lib_group::include_member): Unlock object after deleting its
212 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
215 2010-08-19 Neil Vachharajani <nvachhar@google.com>
216 Cary Coutant <ccoutant@google.com>
218 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
219 constructor, and set_blocker.
220 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
222 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
223 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
224 * testsuite/Makefile.am (start_lib_test): New test case.
225 * testsuite/Makefile.in: Regenerate.
226 * testsuite/start_lib_test_main.c: New file.
227 * testsuite/start_lib_test_1.c: New file.
228 * testsuite/start_lib_test_2.c: New file.
229 * testsuite/start_lib_test_3.c: New file.
231 2010-08-19 Ian Lance Taylor <iant@google.com>
233 * Makefile.in: Rebuild with automake 1.11.1.
234 * aclocal.m4: Likewise.
235 * testsuite/Makefile.in: Likewise.
237 2010-08-19 Ian Lance Taylor <iant@google.com>
240 * i386.cc (class Output_data_plt_i386): Update declarations.
241 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
242 local_ifuncs_ fields.
243 (Target_i386::do_plt_section_for_global): New function.
244 (Target_i386::do_plt_section_for_local): New function.
245 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
246 parameter; change all callers. Initialize global_ifuncs_ and
247 local_ifuncs_. If doing a static link define __rel_iplt_start and
249 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
250 (Output_data_plt_i386::add_local_ifunc_entry): New function.
251 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
253 (Target_i386::make_plt_section): New function, broken out of
254 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
255 (Target_i386::make_plt_entry): Call make_plt_section.
256 (Target_i386::make_local_ifunc_plt_entry): New function.
257 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
258 (Target_i386::Scan::local): Handle IFUNC symbols. Add
259 R_386_IRELATIVE to switch.
260 (Target_i386::Scan::global): Likewise.
261 (Target_i386::Relocate::relocate): Likewise.
262 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
264 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
265 (Target_x86_64::do_plt_section_for_global): New function.
266 (Target_x86_64::do_plt_section_for_local): New function.
267 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
268 parameter; change all callers. If doing a static link define
269 __rela_iplt_start and __rela_iplt_end.
270 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
271 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
272 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
274 (Target_x86_64::make_local_ifunc_plt_entry): New function.
275 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
277 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
278 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
279 R_X86_64_IRELATIVE to switch.
280 (Target_x86_64::Scan::global): Likewise.
281 (Target_x86_64::Relocate::relocate): Likewise.
282 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
284 * target.h (class Target): Add plt_section_for_global and
285 plt_section_for_local functions. Add do_plt_section_for_global
286 and do_plt_section_for_local virtual functions.
287 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
289 (Symbol::use_plt_offset): Handle IFUNC symbol.
290 * object.cc (Sized_relobj::Sized_relobj): Initialize
292 (Sized_relobj::local_has_plt_offset): New function.
293 (Sized_relobj::local_plt_offset): New function.
294 (Sized_relobj::set_local_plt_offset): New function.
295 (Sized_relobj::do_count): Handle IFUNC symbol.
296 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
297 a bit away from input_shndx_ field. Add set_is_func_symbol and
298 is_ifunc_symbol functions.
299 (class Sized_relobj): Update declarations. Remove Tls_got_entry
300 and Local_tls_got_offsets. Define Local_plt_offsets. Add
301 local_plt_offsets_ field.
302 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
303 * output.h (class Output_section_data): Add non-const
304 output_section function.
305 (class Output_data_got): Update declarations.
306 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
307 Add use_plt_offset parameter to global and local constructors.
308 Change all callers. Change local_sym_index_ field to 31 bits.
309 Change GSYM_CODE and CONSTANT_CODE accordingly.
310 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
311 doing a static link don't set sh_link field.
312 (Output_data_got::Got_entry::write): Use PLT offset if
314 (Output_data_got::add_global_plt): New function.
315 (Output_data_got::add_local_plt): New function.
316 * target-reloc.h (relocate_section): Handle IFUNC symbol.
317 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
318 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
319 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
320 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
322 * testsuite/ifunc-sel.h: New file.
323 * testsuite/ifuncmain1.c: New file.
324 * testsuite/ifuncmain1vis.c: New file.
325 * testsuite/ifuncmod1.c: New file.
326 * testsuite/ifuncdep2.c: New file.
327 * testsuite/ifuncmain2.c: New file.
328 * testsuite/ifuncmain3.c: New file.
329 * testsuite/ifuncmod3.c: New file.
330 * testsuite/ifuncmain4.c: New file.
331 * testsuite/ifuncmain5.c: New file.
332 * testsuite/ifuncmod5.c: New file.
333 * testsuite/ifuncmain6pie.c: New file.
334 * testsuite/ifuncmod6.c: New file.
335 * testsuite/ifuncmain7.c: New file.
336 * configure, testsuite/Makefile.in: Rebuild.
338 2010-08-18 Ian Lance Taylor <iant@google.com>
341 (Output_section_incremental_inputs::write_input_files): Add cast
342 to avoid signed/unsigned comparison warning.
343 (Output_section_incremental_inputs::write_info_blocks): Likewise.
345 2010-08-12 Cary Coutant <ccoutant@google.com>
347 * common.cc (Sort_commons::operator()): Remove unnecessary code.
349 2010-08-13 Ian Lance Taylor <iant@google.com>
351 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
353 2010-08-12 Cary Coutant <ccoutant@google.com>
354 Doug Kwan <dougkwan@google.com>
356 * resolve.cc (Symbol_table::should_override): When a weak dynamic
357 defintion overrides non-weak undef, remember that the original undef
359 * symtab.cc (Symbol_table::sized_write_global): For undef without
360 an original weak binding, set binding to global in output.
361 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
362 * testsuite/Makefile.in: Regenerate.
363 * testsuite/strong_ref_weak_def.sh: New file.
364 * testsuite/strong_ref_weak_def_1.c: Ditto.
365 * testsuite/strong_ref_weak_def_2.c: Ditto.
367 2010-08-12 Cary Coutant <ccoutant@google.com>
369 * testsuite/incremental_test.sh: Rewrite.
370 * testsuite/incremental_test_1.c: Rewrite.
371 * testsuite/incremental_test_2.c: Rewrite.
373 2010-08-12 Cary Coutant <ccoutant@google.com>
375 * arm.cc (Target_arm::got_size): Add const.
376 (Target_arm::got_entry_count): New function.
377 (Target_arm::plt_entry_count): New function.
378 (Target_arm::first_plt_entry_offset): New function.
379 (Target_arm::plt_entry_size): New function.
380 (Output_data_plt_arm::entry_count): New function.
381 (Output_data_plt_arm::first_plt_entry_offset): New function.
382 (Output_data_plt_arm::get_plt_entry_size): New function.
383 * i386.cc (Target_i386::got_size): Add const.
384 (Target_i386::got_entry_count): New function.
385 (Target_i386::plt_entry_count): New function.
386 (Target_i386::first_plt_entry_offset): New function.
387 (Target_i386::plt_entry_size): New function.
388 (Output_data_plt_i386::entry_count): New function.
389 (Output_data_plt_i386::first_plt_entry_offset): New function.
390 (Output_data_plt_i386::get_plt_entry_size): New function.
391 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
392 find_incremental_inputs_sections. Dump incremental_got_plt section.
393 * incremental.cc: Include target.h.
394 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
395 parameter. Adjust all callers. Find incremental_got_plt section.
396 (Incremental_inputs::create_data_sections): Create incremental_got_plt
398 (Output_section_incremental_inputs::set_final_data_size): Calculate
399 size of incremental_got_plt section.
400 (Output_section_incremental_inputs::do_write): Write the
401 incremental_got_plt section.
402 (Got_plt_view_info): New struct.
403 (Local_got_offset_visitor): New class.
404 (Global_got_offset_visitor): New class.
405 (Global_symbol_visitor_got_plt): New class.
406 (Output_section_incremental_inputs::write_got_plt): New function.
407 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
408 Add parameter. Adjust all callers.
409 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
410 (Incremental_inputs::got_plt_section): New function.
411 (Incremental_inputs::got_plt_section_): New data member.
412 (Incremental_got_plt_reader): New class.
413 * layout.cc (Layout::create_incremental_info_sections): Add the
414 incremental_got_plt section.
415 * object.h (Got_offset_list::get_list): New function.
416 (Got offset_list::for_all_got_offsets): New function.
417 (Sized_relobj::local_got_offset_list): New function.
418 * powerpc.cc (Target_powerpc::got_size): Add const.
419 (Target_powerpc::got_entry_count): New function.
420 (Target_powerpc::plt_entry_count): New function.
421 (Target_powerpc::first_plt_entry_offset): New function.
422 (Target_powerpc::plt_entry_size): New function.
423 (Output_data_plt_powerpc::entry_count): New function.
424 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
425 (Output_data_plt_powerpc::get_plt_entry_size): New function.
426 * sparc.cc (Target_sparc::got_size): Add const.
427 (Target_sparc::got_entry_count): New function.
428 (Target_sparc::plt_entry_count): New function.
429 (Target_sparc::first_plt_entry_offset): New function.
430 (Target_sparc::plt_entry_size): New function.
431 (Output_data_plt_sparc::entry_count): New function.
432 (Output_data_plt_sparc::first_plt_entry_offset): New function.
433 (Output_data_plt_sparc::get_plt_entry_size): New function.
434 * symtab.h (Symbol::got_offset_list): New function.
435 (Symbol_table::for_all_symbols): New function.
436 * target.h (Sized_target::got_entry_count): New function.
437 (Sized_target::plt_entry_count): New function.
438 (Sized_target::plt_entry_size): New function.
439 * x86_64.cc (Target_x86_64::got_size): Add const.
440 (Target_x86_64::got_entry_count): New function.
441 (Target_x86_64::plt_entry_count): New function.
442 (Target_x86_64::first_plt_entry_offset): New function.
443 (Target_x86_64::plt_entry_size): New function.
444 (Output_data_plt_x86_64::entry_count): New function.
445 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
446 (Output_data_plt_x86_64::get_plt_entry_size): New function.
448 2010-08-12 Cary Coutant <ccoutant@google.com>
450 * archive.cc: Include incremental.h.
451 (Archive::Archive): Initialize incremental_info_.
452 (Archive::include_member): Record archive members in incremental info.
453 (Add_archive_symbols::run): Record begin and end of an archive in
455 (Lib_group::include_member): Record objects in incremental info.
456 * archive.h (Incremental_archive_entry): Forward declaration.
457 (Archive::set_incremental_info): New member function.
458 (Archive::incremental_info): New member function.
459 (Archive::Unused_symbol_iterator): New class.
460 (Archive::unused_symbols_begin): New member function.
461 (Archive::unused_symbols_end): New member function.
462 (Archive::incremental_info_): New data member.
463 * incremental-dump.cc (find_input_containing_global): New function.
464 (dump_incremental_inputs): Dump new incremental info sections.
465 * incremental.cc: Include symtab.h.
466 (Output_section_incremental_inputs): New class.
467 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
468 new incremental info sections.
469 (Sized_incremental_binary::do_check_inputs): Likewise.
470 (Incremental_inputs::report_archive): Remove.
471 (Incremental_inputs::report_archive_begin): New function.
472 (Incremental_inputs::report_archive_end): New function.
473 (Incremental_inputs::report_object): New function.
474 (Incremental_inputs::finalize_inputs): Remove.
475 (Incremental_inputs::report_input_section): New function.
476 (Incremental_inputs::report_script): Rewrite.
477 (Incremental_inputs::finalize): Do nothing but finalize string table.
478 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
479 (Incremental_inputs::sized_create_inputs_section_data): Remove.
480 (Incremental_inputs::create_data_sections): New function.
481 (Incremental_inputs::relocs_entsize): New function.
482 (Output_section_incremental_inputs::set_final_data_size): New function.
483 (Output_section_incremental_inputs::do_write): New function.
484 (Output_section_incremental_inputs::write_header): New function.
485 (Output_section_incremental_inputs::write_input_files): New function.
486 (Output_section_incremental_inputs::write_info_blocks): New function.
487 (Output_section_incremental_inputs::write_symtab): New function.
488 * incremental.h (Incremental_script_entry): Forward declaration.
489 (Incremental_object_entry): Forward declaration.
490 (Incremental_archive_entry): Forward declaration.
491 (Incremental_inputs): Forward declaration.
492 (Incremental_inputs_header_data): Remove.
493 (Incremental_inputs_header): Remove.
494 (Incremental_inputs_header_write): Remove.
495 (Incremental_inputs_entry_data): Remove.
496 (Incremental_inputs_entry): Remove.
497 (Incremental_inputs_entry_write): Remove.
498 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
499 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
500 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
501 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
503 (Incremental_input_entry): New class.
504 (Incremental_script_entry): New class.
505 (Incremental_object_entry): New class.
506 (Incremental_archive_entry): New class.
507 (Incremental_inputs::Incremental_inputs): Initialize new data members.
508 (Incremental_inputs::report_inputs): Remove.
509 (Incremental_inputs::report_archive): Remove.
510 (Incremental_inputs::report_archive_begin): New function.
511 (Incremental_inputs::report_archive_end): New function.
512 (Incremental_inputs::report_object): Change prototype.
513 (Incremental_inputs::report_input_section): New function.
514 (Incremental_inputs::report_script): Change prototype.
515 (Incremental_inputs::get_reloc_count): New function.
516 (Incremental_inputs::set_reloc_count): New function.
517 (Incremental_inputs::create_data_sections): New function.
518 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
519 (Incremental_inputs::inputs_section): New function.
520 (Incremental_inputs::symtab_section): New function.
521 (Incremental_inputs::relocs_section): New function.
522 (Incremental_inputs::get_stringpool): Add const.
523 (Incremental_inputs::command_line): Add const.
524 (Incremental_inputs::inputs): Remove.
525 (Incremental_inputs::command_line_key): New function.
526 (Incremental_inputs::input_file_count): New function.
527 (Incremental_inputs::input_files): New function.
528 (Incremental_inputs::relocs_entsize): New function.
529 (Incremental_inputs::sized_create_inputs_section_data): Remove.
530 (Incremental_inputs::finalize_inputs): Remove.
531 (Incremental_inputs::Input_info): Remove.
532 (Incremental_inputs::lock_): Remove.
533 (Incremental_inputs::inputs_): Change type.
534 (Incremental_inputs::inputs_map_): Remove.
535 (Incremental_inputs::current_object_entry_): New data member.
536 (Incremental_inputs::inputs_section_): New data member.
537 (Incremental_inputs::symtab_section_): New data member.
538 (Incremental_inputs::relocs_section_): New data member.
539 (Incremental_inputs::reloc_count_): New data member.
540 (Incremental_inputs_reader): New class.
541 (Incremental_symtab_reader): New class.
542 (Incremental_relocs_reader): New class.
543 * layout.cc (Layout::finalize): Move finalization of incremental info
544 and creation of incremental info sections to follow finalization of
545 symbol table. Set offsets for postprocessing sections.
546 (Layout::create_incremental_info_sections): Call
547 Incremental_inputs::create_data_sections. Add incremental symtab
548 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
549 sections to layout after input sections.
550 * layout.h (struct Timespec): Forward declaration.
551 (Layout::incremental_inputs): Add const.
552 (Layout::create_incremental_info_sections): Add parameter.
553 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
554 * object.cc: Include incremental.h.
555 (Relobj::finalize_incremental_relocs): New function.
556 (Sized_relobj::do_layout): Record input sections in incremental info.
557 * object.h (Object::output_section): New function.
558 (Object::output_section_offset): Moved from Relobj.
559 (Object::get_incremental_reloc_base): New function.
560 (Object::get_incremental_reloc_count): New function.
561 (Object::do_output_section): New function.
562 (Object::do_output_section_offset): Moved from Relobj.
563 (Object::do_get_incremental_reloc_base): New function.
564 (Object::do_get_incremental_reloc_count): New function.
565 (Object::Object): Initialize new data members.
566 (Relobj::output_section): Renamed do_output_section and moved to
568 (Relobj::output_section_offset): Moved to Object.
569 (Relobj::do_get_incremental_reloc_base): New function.
570 (Relobj::do_get_incremental_reloc_count): New function.
571 (Relobj::allocate_incremental_reloc_counts): New function.
572 (Relobj::count_incremental_reloc): New function.
573 (Relobj::finalize_incremental_relocs): New function.
574 (Relobj::next_incremental_reloc_index): New function.
575 (Relobj::reloc_counts_): New data member.
576 (Relobj::reloc_bases_): New data member.
577 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
578 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
579 (Sized_relobj::incremental_relocs_scan): New function.
580 (Sized_relobj::incremental_relocs_scan_reltype): New function.
581 (Sized_relobj::incremental_relocs_write): New function.
582 (Sized_relobj::incremental_relocs_write_reltype): New function.
583 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
585 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
586 archives and object files elsewhere.
587 (Add_symbols::run): Report object files here.
588 (Finish_group::run): Report end of archive at end of group.
589 * reloc.cc: Include layout.h, incremental.h.
590 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
591 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
592 (Sized_relobj::incremental_relocs_scan): New function.
593 (Sized_relobj::incremental_relocs_scan_reltype): New function.
594 (Sized_relobj::do_relocate_sections): Write incremental relocations.
595 (Sized_relobj::incremental_relocs_write): New function.
596 (Sized_relobj::incremental_relocs_write_reltype): New function.
597 * script.cc (read_input_script): Rewrite test for incremental link.
598 Change call to Incremental_inputs::report_script.
599 * symtab.h (Symbol_table::first_global_index): New function.
600 (Symbol_table::output_count): New function.
602 2010-08-12 Doug Kwan <dougkwan@google.com>
604 * arm.cc (Target_arm::merge_object_attributes): Check command line
605 options --no-wchar-size-warning and --no-enum-size-warning.
606 * options.h (General_options): Add ld-compatible options
607 --no-enum-size-warning and --no-wchar-size-warning.
609 2010-08-04 Ian Lance Taylor <iant@google.com>
611 * x86_64.cc (Target_x86_64::Scan::local): Use
612 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
613 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
614 (Target_x86_64::Scan::global): Likewise.
615 (Target_x86_64::Relocate::relocate): Likewise.
616 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
619 2010-08-03 Cary Coutant <ccoutant@google.com>
621 * merge.cc (Output_merge_string::do_add_input_section): Count strings
622 to reserve space in merged_strings vector. Keep total input size
624 (Output_merge_string::do_print_merge_stats): Print total input size.
625 * merge.h (Output_merge_string): Add input_size_ field.
626 * stringpool.cc (Stringpool_template::string_length): Move
627 implementations out of Stringpool_template class and place in
629 * stringpool.h (string_length): Move out of Stringpool_template.
631 2010-08-03 Ian Lance Taylor <iant@google.com>
634 * layout.cc (relaxation_loop_body): If address of load segment is
635 set, adjust address to include headers if possible.
637 2010-08-03 Ian Lance Taylor <iant@google.com>
639 * version.cc (version_string): Bump to 1.10.
641 2010-08-03 Ian Lance Taylor <iant@google.com>
644 * layout.h (enum Output_section_order): Define.
645 (class Layout): Update declarations.
646 * layout.cc (Layout::get_output_section): Add order parameter.
647 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
648 is_first_non_relro parameters. Change all callers.
649 (Layout::choose_output_section): Likewise.
650 (Layout::add_output_section_data): Likewise.
651 (Layout::make_output_section): Likewise. Set order.
652 (Layout::default_section_order): New function.
653 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
654 * output.cc (Output_section::Output_section): Initialize order_.
655 Don't initialize deleted fields.
656 (Output_segment::Output_segment): Don't initialize deleted
658 (Output_segment::add_output_section_to_load): New function
659 replacing add_output_section. Change all callers to call this or
660 add_output_section_to_nonload.
661 (Output_segment::add_output_section_to_nonload): New function.
662 (Output_segment::remove_output_section): Rewrite.
663 (Output_segment::add_initial_output_data): Likewise.
664 (Output_segment::has_any_data_sections): Likewise.
665 (Output_segment::is_first_section_relro): Likewise.
666 (Output_segment::maximum_alignment): Likewise.
667 (Output_segment::has_dynamic_reloc): New function replacing
668 dynamic_reloc_count. Change all callers.
669 (Output_segment::has_dynamic_reloc_list): New function replacing
670 dynamic_reloc_count_list. Change all callers.
671 (Output_segment::set_section_addresses): Rewrite.
672 (Output_segment::set_offset): Rewrite.
673 (Output_segment::find_first_and_last_list): Remove.
674 (Output_segment::set_tls_offsets): Rewrite.
675 (Output_segment::first_section_load_address): Likewise.
676 (Output_segment::output_section_count): Likewise.
677 (Output_segment::section_with_lowest_load_address): Likewise.
678 (Output_segment::write_section_headers): Likewise.
679 (Output_segment::print_sections_to_map): Likewise.
680 * output.h (class Output_data): Remove dynamic_reloc_count_
681 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
682 (Output_data::add_dynamic_reloc): Rewrite.
683 (Output_data::has_dynamic_reloc): New function.
684 (Output_data::dynamic_reloc_count): Remove.
685 (class Output_section): Add order_ field. Remvoe is_relro_local_,
686 is_last_relro_, is_first_non_relro_, is_interp_,
687 is_dynamic_linker_section_ fields. Add order and set_order
688 functions. Remove is_relro_local, set_is_relro_local,
689 is_last_relro, set_is_last_relro, is_first_non_relro,
690 set_is_first_non_relro functions, is_interp, set_is_interp,
691 is_dynamic_linker_section, and set_is_dynamic_linker_section
693 (class Output_segment): Change Output_data_list from std::list to
694 std:;vector. Add output_lists_ field. Remove output_data_ and
695 output_bss_ fields. Update declarations.
697 2010-08-02 Ian Lance Taylor <iant@google.com>
699 * arm.cc (Target_arm::gc_process_relocs): Use typename.
700 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
701 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
703 2010-08-02 Ian Lance Taylor <iant@google.com>
706 * script.cc (Script_options::Script_options): Initialize
707 symbol_definitions_ and symbol_references_.
708 (Script_options::add_symbol_assignment): Update
709 symbol_definitions_ and symbol_references_.
710 (Script_options::add_symbol_reference): New function.
711 (script_symbol): New function.
712 * script.h (class Script_options): Add symbol_definitions_ and
713 symbol_references_ fields.
714 (Script_options::referenced_const_iterator): New type.
715 (Script_options::referenced_begin): New function.
716 (Script_options::referenced_end): New function.
717 (Script_options::is_referenced): New function.
718 (Script_options::any_unreferenced): New function.
719 * script-c.h (script_symbol): Declare.
720 * yyscript.y (exp): Call script_symbol.
721 * symtab.cc: Include "script.h".
722 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
723 Change all callers. Check symbols referenced by scripts.
724 (Symbol_table::add_undefined_symbols_from_command_line): Add
725 layout parameter. Change all callers.
726 (Symbol_table::do_add_undefined_symbols_from_command_line):
727 Likewise. Break out loop body. Check symbols referenced by
729 (Symbol_table::add_undefined_symbol_from_command_line): New
730 function broken out of
731 do_add_undefined_symbols_from_command_line.
732 * symtab.h (class Symbol_table): Update declarations.
733 * archive.cc: Include "layout.h".
734 (Archive::should_include_member): Add layout parameter. Change
735 all callers. Check for symbol mentioned in expression.
736 * archive.h (class Archive): Update declaration.
737 * object.cc (Sized_relobj::do_should_include_member): Add layout
739 * object.h (Object::should_include_member): Add layout parameter.
741 (Object::do_should_include_member): Add layout parameter.
742 (class Sized_relobj): Update declaration.
743 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
745 * dynobj.h (class Sized_dynobj): Update declaration.
746 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
748 * plugin.h (class Sized_pluginobj): Update declaration.
750 2010-08-02 Ian Lance Taylor <iant@google.com>
753 * output.cc (Output_segment::set_offset): Search for the first and
754 last sections rather than assuming that the list is in order.
755 (Output_segment::find_first_and_last_list): New function.
756 * output.h (class Output_segment): Update declarations.
757 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
758 (relro_strip_test_SOURCES): New variable.
759 (relro_strip_test_DEPENDENCIES): New variable.
760 (relro_strip_test_LDFLAGS): New variable.
761 (relro_strip_test_LDADD): New variable.
762 (relro_strip_test.so): New target.
764 2010-08-02 Ian Lance Taylor <iant@google.com>
766 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
767 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
768 (Target_i386::got_tlsdesc_section): New function.
769 (Target_i386::got_section): Create space for GOT entries for
771 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
773 (Target_i386::Scan::global): Likewise.
774 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
776 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
777 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
778 (Target_x86_64::got_tlsdesc_section): New function.
779 (Target_x86_64::got_section): Create space for GOT entries for
781 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
783 (Target_x86_64::Scan::global): Likewise.
784 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
787 2010-08-02 Ian Lance Taylor <iant@google.com>
789 * testsuite/final_layout.sh: Use dc to convert from hex to
792 2010-07-29 Sriraman Tallam <tmsriram@google.com>
794 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
795 paramter to the call to gold::gc_process_relocs.
796 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
797 paramter to the call to gold::gc_process_relocs.
798 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
799 parameter to the call to gold::gc_process_relocs.
800 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
801 template parameter to the call to gold::gc_process_relocs.
802 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
803 paramter to the call to gold::gc_process_relocs.
804 * gc.h (get_embedded_addend_size): New function.
805 (gc_process_relocs): Save the size of the reloc for use by ICF.
806 * icf.cc (get_section_contents): Get the addend from the text section
807 for SHT_REL relocation sections.
808 * icf.h (Icf::Reloc_addend_size_info): New typedef.
809 (Icf::Reloc_info): Add new member reloc_addend_size_info.
810 * int_encoding.h (read_from_pointer): New overloaded function.
811 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
812 * testsuite/icf_sht_rel_addend_test.sh: New file.
813 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
814 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
816 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
818 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
819 * Makefile.in: Regenerate.
820 * testsuite/Makefile.in: Regenerate.
822 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
824 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
825 * gold/testsuite/debug_msg.cc: Likewise.
826 * gold/testsuite/odr_violation1.cc
827 * gold/testsuite/odr_violation2.cc
829 2010-07-21 Cary Coutant <ccoutant@google.com>
831 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
832 string, and length fields.
833 (Output_merge_string::Merged_strings_list): New type.
834 (Output_merge_string::Merged_strings_lists): New typedef.
835 (Output_merge_string): Replace merged_strings_ with
836 merged_strings_lists_.
837 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
838 Merged_strings_list per input object and section. Don't store pointer
839 to the string. Don't store length with each merged string entry.
840 (Output_merge_string::finalize_merged_data): Loop over list of merged
841 strings lists. Recompute length of each merged string.
843 2010-07-15 Cary Coutant <ccoutant@google.com>
845 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
848 2010-07-14 Ian Lance Taylor <iant@google.com>
850 * descriptors.cc (Descriptors::open): Report correct name in error
853 2010-07-13 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Arm_input_section::Arm_input_section): For a
856 SHT_ARM_EXIDX section, always keeps the input sections.
857 (Arm_input_section::set_exidx_section_link): New method.
858 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
859 has_errors_ to false.
860 (Arm_exidx_input_section::has_errors,
861 Arm_exidx_input_section::set_has_errors): New methods.
862 (Arm_exidx_input_section::has_errors_): New data member.
863 (Arm_relobj::get_exidx_shndx_list): New method.
864 (Arm_output_section::append_text_sections_to_list): Do not skip
865 section without SHF_EXECINSTR.
866 (Arm_output_section::fix_exidx_coverage): Skip input sections with
868 (Arm_relobj::make_exidx_input_section): Add new parameter for text
869 section header. Make error messages more verbose. Check for
870 a non-executable section linked to an EXIDX section.
871 (Arm_relobj::do_read_symbols): Remove error checking, which has been
872 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
873 check that there is no deferred EXIDX section if we exit early.
874 Instead of not making an EXIDX section in case of an error, make one
875 and set the has_errors flag of it.
876 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
877 in a relocatable link.
878 (Target_arm::do_relax): Look for the EXIDX output section instead of
879 assuming that it is called .ARM.exidx.
880 (Target_arm::fix_exidx_coverage): Add a new parameter for input
881 section list. Do not check for SHF_EXECINSTR section flags but
882 skip any input section with errors.
883 * output.cc (Output_section::Output_section): Initialize
884 always_keeps_input_sections_ to false.
885 (Output_section::add_input_section): Check for
886 always_keeps_input_sections_.
887 * output.h (Output_section::always_keeps_input_sections,
888 Output_section::set_always_keeps_input_sections): New methods.
889 (Output_section::always_keeps_input_sections): New data member.
891 2010-07-13 Rafael Espindola <espindola@google.com>
893 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
894 * fileread.h (Input_file): Add try_extra_search_path and find_file.
896 2010-07-13 Philip Herron <herron.philip@googlemail.com>
897 Ian Lance Taylor <iant@google.com>
899 * output.h (Output_section_lookup_maps::add_merge_section):
900 Correct check of whether value was inserted.
901 (Output_section_lookup_maps::add_merge_input_section): Likewise.
902 (Output_section_lookup_maps::add_relaxed_input_section):
904 * arm.cc (Target_arm::got_section): Remove used local os.
905 * i386.cc (Target_i386::got_section): Likewise.
906 * x86_64.cc (Target_x86_64::got_section): Likewise.
907 * sparc.cc (Target_sparc::got_section): Likewise.
908 (Target_sparc::relocate): Remove unused local have_got_offset.
909 * powerpc.cc (Target_powerpc::relocate): Likewise.
911 2010-07-13 Ian Lance Taylor <iant@google.com>
913 * compressed_output.cc (zlib_decompress): Fix signature in
916 * archive.cc (Archive::include_member): Unlock an external member
917 of a thin archive. Don't bother to delete an object we know is
920 2010-07-12 Cary Coutant <ccoutant@google.com>
922 * compressed_output.cc (zlib_decompress): New function.
923 (get_uncompressed_size): New function.
924 (decompress_input_section): New function.
925 * compressed_output.h (get_uncompressed_size): New function.
926 (decompress_input_section): New function.
927 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
928 Handle compressed debug sections.
929 * layout.cc (is_compressed_debug_section): New function.
930 (Layout::output_section_name): Map compressed section names to
932 * layout.h (is_compressed_debug_section): New function.
933 (is_debug_info_section): Recognize compressed debug sections.
934 * merge.cc: Include compressed_output.h.
935 (Output_merge_data::do_add_input_section): Handle compressed
937 (Output_merge_string::do_add_input_section): Handle compressed
939 * object.cc: Include compressed_output.h.
940 (Sized_relobj::Sized_relobj): Initialize new data members.
941 (build_compressed_section_map): New function.
942 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
943 * object.h (Object::section_is_compressed): New method.
944 (Object::do_section_is_compressed): New method.
945 (Sized_relobj::Compressed_section_map): New type.
946 (Sized_relobj::do_section_is_compressed): New method.
947 (Sized_relobj::compressed_sections_): New data member.
948 * output.cc (Output_section::add_input_section): Handle compressed
950 * reloc.cc: Include compressed_output.h.
951 (Sized_relobj::write_sections): Handle compressed debug sections.
953 2010-07-08 Cary Coutant <ccoutant@google.com>
955 * resolve.cc (Symbol_table::resolve): Remember whether undef was
956 weak when resolving to a dynamic def.
957 (Symbol_table::should_override): Add adjust_dyndef flag; set it
958 for weak undef/dynamic def cases. Adjust callers.
959 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
961 (Symbol_table::sized_write_globals): Adjust symbol binding.
962 (Symbol_table::sized_write_symbol): Add binding parameter.
963 * symtab.h (Symbol::set_undef_binding): New method.
964 (Symbol::is_undef_binding_weak): New method.
965 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
966 (Symbol_table::should_override): Add new parameter.
967 (Symbol_table::sized_write_symbol): Add new parameter.
969 * testsuite/weak_undef_file1.cc: Add new test case.
970 * testsuite/weak_undef_file2.cc: Fix header comment.
971 * testsuite/weak_undef_test.cc: Add new test case.
973 2010-06-29 Doug Kwan <dougkwan@google.com>
975 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
976 Initialize USE_SYMBOL_.
977 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
979 (Arm_reloc_property::uses_symbol_): New data member declaration.
980 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
981 uses symbol value and symbol is undefined but not weakly undefined.
983 2010-06-28 Rafael Espindola <espindola@google.com>
985 * plugin.cc (Plugin::load): Use dlerror.
987 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
989 * symtab.cc (detect_odr_violations): When reporting an ODR
990 violation, report an object where the symbol is defined.
992 2010-06-25 Doug Kwan <dougkwan@google.com>
994 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
995 (Target_arm::section_may_have_icf_unsafe_pointers): New method
997 (Target_arm::Scan::local_reloc_may_be_function_pointer,
998 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
999 target hook to detect function points.
1000 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1001 * icf.h (Icf::check_section_for_function_pointers): Change type of
1002 parameter SECTION_NAME to const reference to std::string. Use
1003 target hook to determine if section may have unsafe pointers.
1004 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1007 2010-06-21 Rafael Espindola <espindola@google.com>
1009 * fileread.cc (Input_file::find_fie): New
1010 (Input_file::open): Use Input_file::find_fie.
1011 * fileread.h (Input_file::find_fie): New
1012 * plugin.cc (set_extra_library_path): New.
1013 (Plugin::load): Add set_extra_library_path to the transfer vector.
1014 (Plugin_manager::set_extra_library_path): New.
1015 (Plugin_manager::add_input_file): Use the extra search path if set.
1016 (set_extra_library_path(): New.
1017 * plugin.h (Plugin_manager): Add set_extra_library_path and
1020 2010-06-19 Cary Coutant <ccoutant@google.com>
1022 * layout.cc (gdb_sections): Add .debug_types.
1023 (lines_only_debug_sections): Likewise.
1025 2010-06-18 Rafael Espindola <espindola@google.com>
1027 * plugin.cc (add_input_file,add_input_library)
1028 (Plugin_manager::add_input_file): Make filename arguments const.
1029 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1032 2010-06-16 Doug Kwan <dougkwan@google.com>
1034 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1035 .ARM.attributes section if we have not merged any input
1036 attributes sections.
1038 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1040 * arm.cc: Allow combining objects with no EABI version
1043 2010-06-15 Rafael Espindola <espindola@google.com>
1045 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1047 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1049 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1050 (struct iovec): Correct !HAVE_READV definition.
1052 2010-06-10 Cary Coutant <ccoutant@google.com>
1054 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1055 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1057 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1060 * symtab.h (Symbol::is_placeholder): New member function.
1061 * target-reloc.h (relocate_section): Check for placeholder symbols.
1063 * testsuite/Makefile.am (plugin_test_8): New test.
1064 (plugin_test_9): New test.
1065 * testsuite/Makefile.in: Regenerate.
1067 2010-06-09 Nick Clifton <nickc@redhat.com>
1069 * yyscript.y (input_list_element): Allow strings prefixed with
1070 the '-' character. Treat these as libraries.
1071 * script.cc (script_add_library): New function. Adds a library
1072 specified by "-l<name>" found in an input script.
1073 * script-c.h: Add prototype for script_add_library.
1075 2010-06-07 Doug Kwan <dougkwan@google.com>
1077 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1078 Restrict stub-group size to be within long conditional branch
1079 range when working around cortex-A8 erratum.
1081 2010-06-07 Damien Diederen <dd@crosstwine.com>
1083 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1086 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1090 (Output_section::Input_section_sort_entry::compare_section_ordering):
1091 Change to return non-zero correctly.
1092 (Output_section::Input_section_sort_section_order_index_compare
1093 ::operator()): Change to fix ambiguity in comparisons.
1095 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1097 * gold.h (is_wildcard_string): New function.
1098 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1099 (Layout::layout_eh_frame): Ditto.
1100 (Layout::find_section_order_index): New method.
1101 (Layout::read_layout_from_file): New method.
1102 * layout.h (Layout::find_section_order_index): New method.
1103 (Layout::read_layout_from_file): New method.
1104 (Layout::input_section_position_): New private member.
1105 (Layout::input_section_glob_): New private member.
1106 * main.cc (main): Call read_layout_from_file here.
1107 * options.h (--section-ordering-file): New option.
1108 * output.cc (Output_section::input_section_order_specified_): New
1110 (Output_section::Output_section): Initialize new member.
1111 (Output_section::add_input_section): Add new parameter.
1112 Keep input sections when --section-ordering-file is used.
1113 (Output_section::set_final_data_size): Sort input sections when
1114 section ordering file is specified.
1115 (Output_section::Input_section_sort_entry): Add new parameter.
1117 (Output_section::Input_section_sort_entry::compare_section_ordering):
1119 (Output_section::Input_section_sort_compare::operator()): Change to
1120 consider section_order_index.
1121 (Output_section::Input_section_sort_init_fini_compare::operator()):
1122 Change to consider section_order_index.
1123 (Output_section::Input_section_sort_section_order_index_compare
1124 ::operator()): New method.
1125 (Output_section::sort_attached_input_sections): Change to sort
1126 according to section order when specified.
1127 (Output_section::add_input_section<32, true>): Add new parameter.
1128 (Output_section::add_input_section<64, true>): Add new parameter.
1129 (Output_section::add_input_section<32, false>): Add new parameter.
1130 (Output_section::add_input_section<64, false>): Add new parameter.
1131 * output.h (Output_section::add_input_section): Add new parameter.
1132 (Output_section::input_section_order_specified): New
1134 (Output_section::set_input_section_order_specified): New method.
1135 (Input_section::Input_section): Initialize section_order_index_.
1136 (Input_section::section_order_index): New method.
1137 (Input_section::set_section_order_index): New method.
1138 (Input_section::section_order_index_): New member.
1139 (Input_section::Input_section_sort_section_order_index_compare): New
1141 (Output_section::input_section_order_specified_): New member.
1142 * script-sections.cc (is_wildcard_string): Delete and move modified
1144 (Output_section_element_input::Output_section_element_input): Modify
1145 call to is_wildcard_string.
1146 (Output_section_element_input::Input_section_pattern
1147 ::Input_section_pattern): Ditto.
1148 (Output_section_element_input::Output_section_element_input): Ditto.
1149 * testsuite/Makefile.am (final_layout): New test case.
1150 * testsuite/Makefile.in: Regenerate.
1151 * testsuite/final_layout.cc: New file.
1152 * testsuite/final_layout.sh: New file.
1154 2010-06-01 Rafael Espindola <espindola@google.com>
1156 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1158 2010-06-01 Rafael Espindola <espindola@google.com>
1160 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1161 visibility of symbols.
1163 2010-05-27 Doug Kwan <dougkwan@google.com>
1165 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1166 from start of output section instead of address for a local symbol
1167 in a merged or relaxed section when doing a relocatable link.
1169 2010-05-26 Rafael Espindola <espindola@google.com>
1172 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1173 adding sections the garbage collector removed.
1174 * gold/testsuite/Makefile.am: Add test.
1175 * gold/testsuite/Makefile.in: Regenerate.
1176 * gold/testsuite/plugin_test_7.sh: New.
1177 * gold/testsuite/plugin_test_7_1.c: New.
1178 * gold/testsuite/plugin_test_7_2.c: New.
1180 2010-05-26 Rafael Espindola <espindola@google.com>
1182 * script-sections.cc (Output_section_definition::set_section_addresses):
1183 Check for --section-start.
1185 2010-05-26 Doug Kwan <dougkwan@google.com>
1187 * arm.cc (Arm_scan_relocatable_relocs): New class.
1188 (Target_arm::relocate_special_relocatable): New method.
1189 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1190 (Arm_relocate_functions::thumb_branch_common): Same.
1191 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1192 instead of Default_scan_relocatable_relocs.
1193 * target-reloc.h (relocate_for_relocatable): Let target handle
1194 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1195 * target.h (Sized_target::relocate_special_relocatable): New method.
1197 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1199 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1201 2010-05-23 Doug Kwan <dougkwan@google.com>
1203 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1205 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1206 with a direct branch, not a conditional branch, to a stub.
1207 * merge.cc (Output_merge_base::record_input_section): New method
1209 (Output_merge_data::do_add_input_section): Record input section if
1210 keeps-input-sections flag is set.
1211 (Output_merge_string::do_add_input_section): Ditto.
1212 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1213 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1215 (Output_merge_base::keeps_input_sections,
1216 Output_merge_base::set_keeps_input_sections,
1217 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1219 (Output_merge_base::Input_sections): New type declaration.
1220 (Output_merge_base::input_sections_begin,
1221 Output_merge_base::input_sections_end,
1222 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1223 (Output_merge_base::bool keeps_input_sections_,
1224 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1225 Output_merge_base::input_sections_): New data members.
1226 (Output_merge_data::do_set_keeps_input_sections): New method
1228 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1229 * output.cc (Output_section::Input_section::relobj): Move method
1230 defintion from class declaration to here and handle merge sections.
1231 (Output_section::Input_section::shndx): Ditto.
1232 (Output_section::Output_section): Remove initializations of removed
1233 data members and initialize new data member LOOKUP_MAPS_.
1234 (Output_section::add_input_section): Set keeps-input-sections flag
1235 for a newly created merge output section as appropriate. Adjust code
1236 to use Output_section_lookup_maps class.
1237 (Output_section::add_relaxed_input_section): Adjst code for lookup
1238 maps code refactoring.
1239 (Output_section::add_merge_input_section): Add a new parameter
1240 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1241 class. If adding input section to a newly created merge output
1242 section fails, remove the new merge section.
1243 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1244 Adjust code for use of the Output_section_lookup_maps class.
1245 (Output_section::find_merge_section): Ditto.
1246 (Output_section::build_lookup_maps): New method defintion.
1247 (Output_section::find_relaxed_input_section): Adjust code to use
1248 Output_section_lookup_maps class.
1249 (Output_section::get_input_sections): Export merge sections. Adjust
1250 code to use Output_section_lookup_maps class.
1251 (Output_section:::add_script_input_section): Adjust code to use
1252 Output_section_lookup_maps class. Update lookup maps for merge
1254 (Output_section::discard_states): Use Output_section_lookup_maps.
1255 (Output_section::restore_states): Same.
1256 * output.h (Merge_section_properties): Move class defintion out of
1258 (Output_section_lookup_maps): New class.
1259 (Output_section::Input_section::is_merge_section): New method
1261 (Output_section::Input_section::relobj): Move defintion out of class
1262 defintion. Declare method only.
1263 (Output_section::Input_section::shndx): Ditto.
1264 (Output_section::Input_section::output_merge_base): New method defintion.
1265 (Output_section::Input_section::u2_.pomb): New union field.
1266 (Output_section::Merge_section_by_properties_map,
1267 Output_section::Output_section_data_by_input_section_map,
1268 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1270 (Output_section::add_merge_input_section): Add new parameter
1271 KEEPS_INPUT_SECTIONS.
1272 (Output_section::build_lookup_maps): New method declaration.
1273 (Output_section::merge_section_map_,
1274 Output_section::merge_section_by_properties_map_,
1275 Output_section::relaxed_input_section_map_,
1276 Output_section::is_relaxed_input_section_map_valid_): Remove data
1278 (Output_section::lookup_maps_): New data member.
1280 2010-05-21 Doug Kwan <dougkwan@google.com>
1283 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1284 avoid a compilation error.
1286 2010-05-19 Rafael Espindola <espindola@google.com>
1288 * script-sections.cc (Output_section_definition::allocate_to_segment):
1289 Update the phdrs_list even when the output section is NULL.
1290 * testsuite/Makefile.am: Add test.
1291 * testsuite/Makefile.in: Regenerate.
1292 * testsuite/script_test_9.cc: New.
1293 * testsuite/script_test_9.sh: New.
1294 * testsuite/script_test_9.t: New.
1296 2010-05-19 Doug Kwan <dougkwan@google.com>
1298 * arm.cc (Arm_input_section::original_size): New method.
1299 (Arm_input_section::do_addralign): Add a cast.
1300 (Arm_input_section::do_output_offset): Remove static cast.
1301 (Arm_input_section::original_addralign,
1302 Arm_input_section::original_size_): Change type to uint32_t.
1303 (Arm_input_section::init): Add safe casts for section alignment
1305 (Arm_input_section::set_final_data_size): Do not set address and
1306 offset of stub table.
1307 (Arm_output_section::fix_exidx_coverage): Change use of of
1308 Output_section::Simple_input_section to that of
1309 Output_section::Input_section.
1310 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1311 except for the first pass.
1312 * output.cc (Output_section::get_input_sections): Change type of
1313 input_sections to std::list<Input_section>.
1314 (Output_section::add_script_input_section): Rename from
1315 Output_section::add_simple_input_section. Change type of SIS
1316 parameter from Simple_input_section to Input_section.
1317 * output.h (Output_section::Simple_input_section): Remove class.
1318 (Output_section::Input_section): Change class visibility to public.
1319 (Output_section::Input_section::addralign): Use stored alignments
1320 for special input sections if set.
1321 (Output_section::Input_section::set_addralign): New method.
1322 (Output_section::get_input_sections): Change parameter type from
1323 list of Simple_input_section to list of Input_section.
1324 (Output_section::add_script_input_section): Rename from
1325 Output_section::add_simple_input_section. Change first parameter's
1326 type from Simple_input_section to Input_section and remove the
1327 second and third parameters.
1328 * script-sections.cc (Input_section::Input_section_list): Change
1329 type to list of Output_section::Input_section/
1330 (Input_section_info::Input_section_info): Change parameter type of
1331 INPUT_SECTION to Output_section::Input_section.
1332 (Input_section_info::input_section): Change return type.
1333 (Input_section_info::input_section_): Change type to
1334 Output_section::Input_section.
1335 (Output_section_element_input::set_section_addresses): Adjust code
1336 to use Output_section::Input_section instead of
1337 Output_section::Simple_input_section. Adjust code for renaming
1338 of Output_section::add_simple_input_section.
1339 (Orphan_output_section::set_section_addresses): Ditto.
1341 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1343 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1344 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1346 2010-05-18 Rafael Espindola <espindola@google.com>
1348 * options.cc (General_options::finalize): Handle -nostdlib.
1349 * options.h (nostdlib): New option.
1350 * script.cc (script_add_search_dir): Handle -nostdlib.
1352 2010-05-12 Doug Kwan <dougkwan@google.com>
1354 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1355 attributes section only if there no attributes section after merging.
1356 (Target_arm::merge_object_attributes): Move value of
1357 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1358 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1359 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1360 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1361 and arm_attr_merge_7.stdout.
1362 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1363 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1364 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1365 arm_attr_merge_7b.o): New rules.
1366 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1368 * testsuite/Makefile.in: Regenerate.
1369 * testsuite/arm_attr_merge.sh: New file.
1370 * testsuite/arm_attr_merge_[67][ab].s: Same.
1372 2010-05-05 Nick Clifton <nickc@redhat.com>
1374 * po/es.po: Updated Spanish translation.
1376 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1378 * Makefile.am (install-exec-local): Properly install gold as
1379 default cross linker.
1380 * Makefile.in: Regenerated.
1382 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1383 Nick Clifton <nickc@redhat.com>
1385 * configure.ac (install_as_default): Define and set to false
1386 unless --enable-gold or --enable-gold=both/gold has been
1388 * configure: Regenerate.
1390 * Makefile.am (install-exec-local): Install the executable as
1391 'ld.gold'. If install_as_default is true then also install it as
1393 * Makefile.in: Regenerated.
1395 2010-04-24 Ian Lance Taylor <iant@google.com>
1397 * layout.cc (Layout::layout_reloc): In relocatable link don't
1398 combine reloc sections for grouped sections.
1400 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1402 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1403 sections that are not ordinary to icf.
1404 * icf.cc (get_section_contents): Handle relocation pointing to section
1405 with no object or shndx information.
1406 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1407 * testsuite/Makefile.in: Regenerate.
1408 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1409 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1411 2010-04-22 Ian Lance Taylor <iant@google.com>
1413 * expression.cc (Expression::Expression_eval_info): Add
1414 result_alignment_pointer field.
1415 (Expression::eval_with_dot): Add result_alignment_pointer
1416 parameter. Change all callers.
1417 (Expression::eval_maybe_dot): Likewise.
1418 (class Binary_expression): Add alignment_pointer parameter to
1419 left_value and right_value. Change all callers.
1420 (BINARY_EXPRESSION): Set result alignment.
1421 (class Trinary_expression): Add alignment_pointer parameter to
1422 arg2_value and arg3_value. Change all callers.
1423 (Trinary_cond::value): Set result alignment.
1424 (Max_expression::value, Min_expression::value): Likewise.
1425 (Align_expression::value): Likewise.
1426 * script-sections.cc (class Sections_element): Add dot_alignment
1427 parameter to set_section_addresses virtual function. Update
1429 (class Output_section_element): Likewise.
1430 (Script_sections::create_segments): Add dot_alignment parameter.
1432 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1433 (Script_sections::set_phdrs_clause_addresses): Likewise.
1434 * script-sections.h: Update declarations.
1435 * script.h: Update declarations.
1436 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1438 * testsuite/script_test_3.t: Set large alignment.
1439 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1440 segment has expected alignment.
1442 2010-04-22 Nick Clifton <nickc@redhat.com>
1444 * po/gold.pot: Updated by the Translation project.
1445 * po/vi.po: Updated Vietnamese translation.
1447 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1449 * testsuite/Makefile.am (check_PROGRAMS): Add
1450 icf_virtual_function_folding_test.
1451 * testsuite/Makefile.in: Regenerated.
1453 2010-04-15 Andrew Haley <aph@redhat.com>
1455 * options.h (merge_exidx_entries): New option.
1456 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1457 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1458 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1459 (Target_arm::merge_exidx_entries): New function.
1460 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1461 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1462 to Arm_exidx_fixup constructor.
1463 Add new arg, merge_exidx_entries.
1464 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1465 Arm_output_section::fix_exidx_coverage.
1467 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1469 * icf.cc (get_section_contents): Check for preemptible functions.
1470 Ignore addend when appropriate.
1471 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1473 (add_from_relobj): Check for section folded.
1474 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1475 * symtab.h (should_add_dynsym_entry): Add new parameter.
1476 * target-reloc.h (scan_relocs): Check for section folded.
1477 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1478 Check reloc types for function pointers in shared objects.
1479 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1481 (icf_preemptible_functions_test): New test case.
1482 (icf_string_merge_test): New test case.
1483 * testsuite.Makefile.in: Regenerate.
1484 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1485 bar_glob. Refactor code.
1486 * testsuite/icf_preemptible_functions_test.cc: New file.
1487 * testsuite/icf_preemptible_functions_test.sh: New file.
1488 * testsuite/icf_string_merge_test.cc: New file.
1489 * testsuite/icf_string_merge_test.sh: New file.
1490 * testsuite/icf_virtual_function_folding_test.cc: New file.
1491 * testsuite/icf_virtual_function_folding_test.sh: New file.
1493 2010-04-14 Doug Kwan <dougkwan@google.com>
1495 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1496 for local symbol recounting if we remove a section due to ICF.
1497 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1498 there are no regular objects in input.
1500 2010-04-13 Doug Kwan <dougkwan@google.com>
1502 * arm.cc (Arm_input_section::set_final_data_size): Compute
1503 accurate final data size instead of using current data size.
1505 2010-04-09 Doug Kwan <dougkwan@google.com>
1507 * layout.cc (Layout::choose_output_section): Handle script section
1509 (Layout::make_output_section_for_script): Add section type parameter.
1510 Handle script section types.
1511 * layout.h (Layout::make_output_section_for_script): Add section
1513 * output.cc (Output_section::Output_section): Initialize data member
1515 (Output_section::do_reset_address_and_file_offset): Do not set address
1516 to 0 if section is a NOLOAD section.
1517 * output.h (Output_section::is_noload): New method.
1518 (Output_section::set_is_noload): Ditto.
1519 (Output_section::is_noload_): New data member.
1520 * script-c.h (Script_section_type): New enum type.
1521 (struct Parser_output_section_header): Add new file section_type.
1522 * script-sections.cc (Sections_element::output_section_name): Add
1523 parameter for returning script section type.
1524 (Output_section_definition::output_section_name): Ditto.
1525 (Output_section_definition::section_type)P; New method.
1526 (Output_section_definiton::script_section_type_name): Ditto.
1527 (Output_section_definition::script_section_type_): New data member.
1528 (Output_section_definition::Output_section_definition): Initialize
1529 data member Output_section_definition::script_section_type_.
1530 (Output_section_definition::create_sections): Pass script section type
1531 to Layout::make_output_section_for_script.
1532 (Output_section_definition::output_section_name): Return script
1533 section type to caller.
1534 (Output_section_definition::set_section_address): Do not advance
1535 dot value and load address if section type is NOLOAD. Set address
1536 of NOLOAD sections regardless of section flags.
1537 (Output_section_definition::print): Print section type if it is
1538 not SCRIPT_SECTION_TYPE_NONE.
1539 (Output_section_definition::section_type): New method.
1540 (Output_section_definition::script_section_type_name): Ditto.
1541 (Script_sections::output_section_name): Add new parameter
1542 PSECTION_TYPE for returning script section type. Pass it to
1543 section elements. Handle discard sections.
1544 (Sort_output_sections::operator()): Handle NOLOAD sections.
1545 * script-sections.h (Script_sections::Section_type): New enum type.
1546 (Script_sections::output_section_name): Add a new parameter for
1547 returning script section type.
1548 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1550 * yyscript.y (union): Add new field SECTION_TYPE.
1551 (COPY, DSECT, INFO, NOLOAD): New tokens.
1552 (opt_address_and_section_type): Change type to output_section_header.
1553 (section_type): New non-terminal
1554 (section_header): Handle section type.
1555 (opt_address_and_section_type): Return section type value.
1557 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1559 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1560 * testsuite/plugin_common_test_2.c (foo): Likewise.
1562 2010-04-08 Doug Kwan <dougkwan@google.com>
1564 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1566 * output.cc (Output_section::add_merge_input_section): Simplify
1567 code and return status of Output_merge_base::add_input_section.
1568 Update merge section map only if Output_merge_base::add_input_section
1571 2010-04-07 Doug Kwan <dougkwan@google.com>
1573 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1574 if section is marked as containing instructions but has no mapping
1576 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1577 correct section index.
1578 (Arm_relobj::find_linked_text_section): Ditto.
1580 2010-04-07 Cary Coutant <ccoutant@google.com>
1582 * archive.cc (include_member): Destroy Read_symbols_data object before
1584 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1585 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1586 (Read_symbols_data::~Read_symbols_data) New destructor.
1587 (Section_relocs::Section_relocs) New constructor.
1588 (Section_relocs::~Section_relocs) New destructor.
1589 (Read_relocs_data::Read_relocs_data) New constructor.
1590 (Read_relocs_data::~Read_relocs_data) New destructor.
1591 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1592 pointers to NULL after deleting.
1594 2010-04-07 Doug Kwan <dougkwan@google.com>
1596 * arm.cc: Replace "endianity" with "endianness" in comments.
1597 (Arm_exidx_cantunwind): Ditto.
1598 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1599 (Arm_relobj::merge_flags_and_attributes): New method.
1600 (Arm_relobj::merge_flags_and_attributes_): New data member.
1601 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1602 (Arm_relobj::scan_sections_for_stubs): Ditto.
1603 (Arm_relobj::do_read_symbols): Check to see if we really want to
1604 merge processor-specific flags and attributes. Exit early if
1605 an object is empty except for section names and the undefined symbol.
1606 (Target_arm::do_finalize_sections): Move check for ELF format to
1607 Arm_relobj::do_read_symbols. Merge processor specific flags and
1608 attributes from a regular object only when we have determined that
1609 it is aapropriate. Do not create an .ARM.attributes section in
1610 output if there is no regular input object.
1611 (Target_arm::merge_processor_specific_flags): Check
1612 --warn-mismatch before printing any error.
1613 (Target_arm::merge_object_attributes): Ditto.
1614 * gold.cc (queue_middle_tasks): Handle the case in which there is
1615 no regular object in input.
1616 * options.cc (General_options::parse_EB): New method.
1617 (General_options::parse_EL): Same.
1618 (General_options::General_options): Initialize endianness_.
1619 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1621 (General_options::Endianness): New enum.
1622 (General_options::endianness): New method.
1623 (General_options::endianness_): New data member.
1624 * parameters.cc (Parameters::set_options): Check target endianness.
1625 (Parameters::set_target_once): Ditto.
1626 (Parameters::check_target_endianness): New method.
1627 (parameters_force_valid_target): If either -EL or -EB is specified,
1628 use it to define endianness of default target.
1629 * parameters.h (Parameters::check_target_endianness): New method
1631 * target.h (class Target): Change "endianity" to "endianness"
1634 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1636 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1637 * configure: Regenerate.
1638 * Makefile.in: Regenerate.
1639 * testsuite/Makefile.in: Regenerate.
1641 2010-04-06 Cary Coutant <ccoutant@google.com>
1644 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1645 prevailing definitions of common symbols.
1646 * testsuite/plugin_test_6.sh: New test case.
1647 * testsuite/plugin_common_test_1.c: New test case.
1648 * testsuite/plugin_common_test_2.c: New test case.
1649 * testsuite/Makefile.am (plugin_test_6): New test case.
1650 * testsuite/Makefile.in: Regenerate.
1652 2010-04-06 Nick Clifton <nickc@redhat.com>
1654 * po/vi.po: New Vietnamese translation.
1656 2010-03-30 Doug Kwan <dougkwan@google.com>
1658 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1660 2010-03-25 Doug Kwan <dougkwan@google.com>
1662 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1663 to avoid a conversion warning on a 32-bit host.
1665 2010-03-24 Ian Lance Taylor <iant@google.com>
1667 * testsuite/script_test_3.t: Add a TLS segment.
1668 * testsuite/Makefile.am (check_PROGRAMS): Add
1669 tls_phdrs_script_test.
1670 (tls_phdrs_script_test_SOURCES): Define.
1671 (tls_phdrs_script_test_DEPENDENCIES): Define.
1672 (tls_phdrs_script_test_LDFLAGS): Define.
1673 (tls_phdrs_script_test_LDADD): Define.
1674 * testsuite/Makefile.in: Rebuild.
1676 2010-03-23 Cary Coutant <ccoutant@google.com>
1678 * fileread.cc (find_or_make_view): Fix comment.
1680 2010-03-23 Ian Lance Taylor <iant@google.com>
1682 * script-sections.cc (class Orphan_section_placement): Define
1683 PLACE_TLS and PLACE_TLS_BSS.
1684 (Orphan_section_placement::Orphan_section_placement): Initialize
1686 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1687 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1688 (tls_script_test_SOURCES): Define.
1689 (tls_script_test_DEPENDENCIES): Define.
1690 (tls_script_test_LDFLAGS): Define.
1691 (tls_script_test_LDADD): Define.
1692 * testsuite/Makefile.in: Rebuild.
1694 2010-03-22 Doug Kwan <dougkwan@google.com>
1696 * arm.cc (Arm_relocate_functions::abs8,
1697 Arm_relocate_functions::abs16): Use correct check for overflow
1698 specified in the ARM ELF specs.
1699 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1700 target of a BLX instruction specially.
1701 (Reloc_stub::stub_type_for_reloc): Ditto.
1702 (Relocate::relocate): Use symbolic names instead of numeric relocation
1703 codes to report error.
1704 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1706 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1707 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1708 thumb2_blx_out_of_range.stdout
1709 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1710 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1711 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1712 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1713 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1714 thumb2_blx_in_range, thumb2_blx_in_range.o,
1715 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1716 thumb2_blx_out_of_range.o): New rules.
1717 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1718 thumb2_blx_in_range and thumb2_blx_out_of_range.
1719 * testsuite/Makefile.in: Regenerate.
1720 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1721 * testsuite/thumb_blx_in_range.s: New file.
1722 * testsuite/thumb_blx_out_of_range.s: New file.
1724 2010-03-22 Rafael Espindola <espindola@google.com>
1726 * archive.cc (Should_include): Move to archive.h.
1727 (should_include_member): Make it a member of Archive.
1729 (Add_lib_group_symbols): New.
1730 * archive.h: Include options.h.
1731 (Archive_member): Moved from Archive.
1732 (Should_include): Moved from archive.cc.
1734 (Add_lib_group_symbols): New.
1735 * dynobj.cc (do_should_include_member): New.
1736 * dynobj.h (do_should_include_member): New.
1737 * gold.cc (queue_initial_tasks): Update call to queue.
1738 * main.cc (main): Print lib group stats.
1739 * object.cc (do_should_include_member): New.
1740 * object.h: Include archive.h.
1741 (Object::should_include_member): New.
1742 (Object::do_should_include_member): New.
1743 (Sized_relobj::do_should_include_member): New.
1744 * options.cc (General_options::parse_start_lib): New.
1745 (General_options::parse_end_lib): New.
1746 (Input_arguments::add_file): Handle lib groups.
1747 (Input_arguments::start_group): Check we are not in a lib.
1748 (Input_arguments::start_lib): New.
1749 (Input_arguments::end_lib): New.
1750 * options.h (General_options): Add start_lib and end_lib.
1751 (Input_argument::lib_): New.
1752 (Input_argument::lib): New.
1753 (Input_argument::is_lib): New.
1754 (Input_file_lib): New.
1755 (Input_arguments::in_lib_): New.
1756 (Input_arguments::in_lib): New.
1757 (Input_arguments::start_lib): New.
1758 (Input_arguments::end_lib_): New.
1759 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1760 in unused members as preempted.
1761 (Sized_pluginobj::do_should_include_member): New.
1762 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1763 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1765 (Read_symbols::do_whole_lib_group): New.
1766 (Read_symbols::do_lib_group): New.
1767 (Read_symbols::do_read_symbols): Handle lib groups.
1768 (Read_symbols::get_name): Handle lib groups.
1769 * readsyms.h (Read_symbols): Add an archive member pointer.
1770 (Read_symbols::do_whole_lib_group): New.
1771 (Read_symbols::do_lib_group): New.
1772 (Read_symbols::member_): New.
1773 * script.cc (read_input_script): Update call to queue_soon.
1775 2010-03-19 Doug Kwan <dougkwan@google.com>
1777 * arm.cc (Stub_table::Stub_table): Initialize new data members
1778 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1779 (Stub_table::add_reloc_stub): Assign stub offset and update
1780 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1781 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1783 (Stub_table::update_data_size_and_addralign): Use
1784 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1785 instead of going over all reloc stubs.
1786 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1787 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1788 Stringpool_template::offset_ to size of Stringpool_char.
1789 (Stringpool_template::new_key_offset): Remove code to initialize
1790 Stringpool_template::offset_.
1791 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1792 Stringpool_template::offset_ to zero.
1794 2010-03-15 Doug Kwan <dougkwan@google.com>
1796 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1798 (Stringpool_template::new_key_offset): New method.
1799 (Stringpool_template::add_string): Assign offsets when adding new
1801 (Stringpool_template::set_string_offsets): Do not set string offsets
1802 when not optimizing.
1803 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1805 (Chunked_vector::clear): Clear size_.
1806 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1807 (Chunked_vector::size): Return size_.
1808 (Chunked_vector::push_back): Use size_ to find insert position.
1809 (Chunked_vector::size_): New data member.
1810 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1811 (Stringpool_template::new_key_offset): New method declaration.
1812 (Stringpool_template::offset_): New data member.
1814 2010-03-15 Rafael Espindola <espindola@google.com>
1816 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1817 Add_symbols' constructor.
1818 * readsyms.h (Add_symbols): Remove the input_group member.
1820 2010-03-10 Ian Lance Taylor <iant@google.com>
1822 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1823 target to ask whether a reference to a symbol requires a stack
1825 * target.h (Target::is_call_to_non_split): New function.
1826 (Target::do_is_call_to_non_split): Declare virtual function.
1827 * target.cc: Include "symtab.h".
1828 (Target::do_is_call_to_non_split): New function.
1829 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1831 2010-03-10 Cary Coutant <ccoutant@google.com>
1833 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1834 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1835 (File_read::open[2]): Add whole_file_view_ to list of views.
1836 (File_read::make_view): Remove test of whole_file_view_.
1837 (File_read::find_or_make_view): Create whole_file_view_ if
1839 (File_read::clear_views): Replace bool parameter with enum;
1840 adjust all callers. Don't delete views with permanent data;
1841 do delete cached views and views from archives if
1842 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1843 if clearing the corresponding view.
1844 * fileread.h (File_read::Clear_views_mode): New enum.
1845 (File_read::View::is_permanent_view): New method.
1846 (File_read::clear_views): Replace bool parameter
1847 with enum; adjust all callers.
1848 * options.h (General_options): Change keep_files_mapped option;
1849 add map_whole_files.
1850 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1852 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1855 2010-03-10 David S. Miller <davem@davemloft.net>
1857 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1859 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1861 * icf.cc (get_section_contents): Add '@' marker after processing the
1864 2010-03-08 Doug Kwan <dougkwan@google.com>
1866 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1867 due to a conversion warning.
1868 (Arm_relobj::update_output_local_symbol_count): Check for local
1869 symbol with unset output index.
1871 2010-03-05 Ian Lance Taylor <iant@google.com>
1873 * options.h (class General_options): Add --spare-dynamic-tags.
1874 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1875 --spare-dynamic-tags.
1877 2010-03-05 Ian Lance Taylor <iant@google.com>
1879 * incremental.cc: Include "libiberty.h".
1881 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1883 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1884 function, is_info_ member.
1885 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1886 (Versions::Versions): Update caller.
1887 (Versions::define_base_version): Likewise.
1888 (Versions::add_def): Likewise.
1890 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1892 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1893 (Scan::possible_function_pointer_reloc): New function.
1894 (Scan::local_reloc_may_be_function_pointer): Change to call
1895 possible_function_pointer_reloc.
1896 (Scan::global_reloc_may_be_function_pointer): Ditto.
1897 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1898 relocations in ".data.rel.ro._ZTV" section.
1899 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1900 * testsuite/icf_safe_so_test.cc: Ditto.
1901 * testsuite/icf_safe_test.cc: Ditto.
1902 * testsuite/icf_safe_test.sh: Ditto.
1904 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1905 Ian Lance Taylor <iant@google.com>
1907 * target-reloc.h (relocate_section): Check the symbol table index
1908 for -1U before setting the local symbol index.
1909 (scan_relocatable_relocs): If copying the relocation, record that
1910 the local symbol is required.
1911 * object.h (Symbol_value::is_output_symtab_index_set): New
1913 (Symbol_value::may_be_discarded_from_output_symtab): New
1915 (Symbol_value::has_output_symtab_entry): New function.
1916 (Symbol_value::needs_output_symtab_entry): Remove.
1917 (Symbol_value::output_symtab_index): Make sure the symbol index is
1919 (Symbol_value::set_output_symtab_index): Make sure the symbol
1920 index is not set. Make sure the new index is valid.
1921 (Symbol_value::set_must_have_output_symtab_entry): New function.
1922 (Symbol_value::has_output_dynsym_entry): New function.
1923 (Symbol_value::set_output_dynsym_index): Make sure the new index
1925 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1926 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1927 local symbol if permitted.
1928 (Sized_relobj::do_finalize_local_symbols): Call
1929 is_output_symtab_index_set rather than needs_output_symtab_entry.
1930 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1931 rather than needs_output_symtab_entry. Call
1932 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1933 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1934 is_output_symtab_index_set rather than needs_output_symtab_entry.
1935 * testsuite/discard_locals_relocatable_test.c: New file.
1936 * testsuite/discard_locals_test.sh: Test -r.
1937 * testsuite/Makefile.am (check_DATA): Add
1938 discard_locals_relocatable_test1.syms,
1939 discard_local_relocatable_test2.syms.
1940 (MOSTLYCLEANFILES): Likewise. Also add
1941 discard_locals_relocatable_test1.lout and
1942 discard_locals_relocatable_test2.out.
1943 (discard_locals_relocatable_test1.syms): New target.
1944 (discard_locals_relocatable_test.o): New target.
1945 (discard_locals_relocatable_test1.out): New target.
1946 (discard_locals_relocatable_test2.syms): New target.
1947 (discard_locals_relocatable_test2.out): New target.
1948 (various): Add missing ../ld-new dependencies.
1949 * testsuite/Makefile.in: Rebuild.
1951 2010-03-03 Nick Clifton <nickc@redhat.com>
1953 * po/fi.po: New Finnish translation.
1955 2010-03-01 Doug Kwan <dougkwan@google.com>
1957 * layout.cc (Layout::Layout): Force section types of .init_array*,
1958 .preinit_array* and .fini_array* sections.
1959 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1960 Fix check of return value of std::string::find.().
1961 (Output_section::Input_section_sort_compare::operator()): Remove
1962 comment about .init_array.
1963 (Output_section::Input_section_sort_init_fini_compare::operator()):
1965 (Output_section::sort_attached_input_sections): Handle .init_array
1966 and .fini_array specially.
1967 * output.h (Output_section::Inut_section_sort_compare): Update
1969 (Output_section::Input_section_sort_init_fini_compare): New struct.
1971 2010-02-26 Doug Kwan <dougkwan@google.com>
1973 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1974 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1975 * testsuite/debug_msg.sh: Avoid matching source line number for
1976 use of global variable undef_int.
1978 2010-02-26 Doug Kwan <dougkwan@google.com>
1980 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1981 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1982 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1983 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1984 * options.cc (General_options::General_options): Initialize member
1986 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1987 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1988 and rm_no_fix_v4bx.stdout
1989 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1990 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1991 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1992 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1993 and arm_no_fix_v4bx.
1994 * Makefile.in: Regenerate.
1995 * testsuite/arm_fix_v4bx.s: New file.
1996 * testsuite/arm_fix_v4bx.sh: Ditto.
1998 2010-02-24 Doug Kwan <dougkwan@google.com>
2000 * arm.cc (Target_arm::got_section): Make the .got section the first
2001 non RELRO section in the data segment.
2002 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2003 suffixes of section names.
2005 2010-02-24 Doug Kwan <dougkwan@google.com>
2007 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2008 flags and attributes merging if an input file is a binary file.
2009 * fileread.cc (Input_file::open): Record format of original file.
2010 * fileread.h (Input_file::Format): New enum type.
2011 (Input_file::Input_file): Initialize data member format_.
2012 (Input_file::format): New method definition.
2013 (Input_file::format_):: New data member.
2015 2010-02-24 Doug Kwan <dougkwan@google.com>
2017 * arm.cc (Arm_output_data_got): New class.
2018 (ARM_TCB_SIZE): New constant
2019 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2020 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2021 If user uses a script with a SECTIONS clause, issue only a warning
2022 for a misplaced EXIDX input section. Otherwise, issue an error.
2023 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2025 (Target_arm::got_mode_index_entry): Handle static linking.
2026 (Target_arm::Scan::local): Ditto.
2027 (Target_arm::Scan::global): Ditto.
2028 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2029 all incorrectly implemented relocations.
2030 (Target_arm::fix_exidx_coverage): Pass layout to
2031 Arm_output_section::fix_exidx_coverage.
2032 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2033 from ".ARM.exidx." and ".ARM.extab.".
2035 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2037 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2038 section if it does not already exist.
2039 * attributes.cc (Attributes_section_data::Attributes_section_data):
2040 Don't crash if size is zero.
2042 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2043 Ian Lance Taylor <iant@google.com>
2045 * gold.cc (queue_middle_tasks): If no input files were opened,
2047 * workqueue.h (Task_function::Task_function): Assert that there is
2050 2010-02-22 Doug Kwan <dougkwan@google.com>
2052 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2053 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2054 types to avoid warnings due to different uint64_t implementations
2057 2010-02-21 Doug Kwan <dougkwan@google.com>
2059 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2060 handling of the maximum backward branch offset.
2061 (Arm_relocate_functions::thumb_branch_common): Ditto.
2062 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2063 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2064 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2065 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2066 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2067 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2068 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2069 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2070 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2071 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2072 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2073 thumb2_bl_out_of_range.o): New rules.
2074 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2075 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2076 thumb2_bl_out_of_range
2077 * testsuite/Makefile.in: Regenerate.
2078 * testsuite/arm_bl_in_range.s: New file.
2079 * testsuite/arm_bl_out_of_range.s: Ditto.
2080 * testsuite/arm_branch_in_range.sh: Ditto.
2081 * testsuite/arm_branch_range.t: Ditto.
2082 * testsuite/thumb2_branch_range.t: Ditto.
2083 * testsuite/thumb_bl_in_range.s: Ditto.
2084 * testsuite/thumb_bl_out_of_range.s: Ditto.
2085 * testsuite/thumb_branch_range.t: Ditto.
2087 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2089 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2090 Add reloc offset information.
2091 * icf.cc (get_section_contents): Change iterators to point to the new
2092 vectors. Add reloc offset information to the contents.
2093 * icf.h (Icf::Sections_reachable_info): New typedef.
2094 (Icf::Sections_reachable_list): New typedef.
2095 (Icf::Offset_info): New typedef.
2096 (Icf::Reloc_info): New struct typedef.
2097 (Icf::Reloc_info_list): New typedef.
2098 (Icf::symbol_reloc_list): Delete method.
2099 (Icf::addend_reloc_list): Delete method.
2100 (Icf::section_reloc_list): Delete method.
2101 (Icf::reloc_info_list): New method.
2102 (Icf::reloc_info_list_): New member.
2104 2010-02-19 Doug Kwan <dougkwan@google.com>
2106 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2107 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2108 * arm.cc (Arm_relocation_functions): New forward declaration.
2109 (Target_arm::Target_arm): Initialize new data members
2110 got_mod_index_offset_ and tls_base_symbol_defined_.
2111 (Target_arm::Relocate::relocate_tls): New method.
2112 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2113 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2115 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2116 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2117 (Target_arm::got_mod_index_offset_,
2118 Target_arm::tls_base_symbol_defined_): New data members.
2119 (Target_arm::Scan::local, Target::Scan::global,
2120 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2123 2010-02-18 Doug Kwan <dougkwan@google.com>
2125 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2126 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2127 text section as a parameter becuase some broken tools may not set
2128 the link in section header.
2129 (Target_arm::has_got_section): New method.
2130 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2131 without any mapping symbol as data only. Remove warning.
2132 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2133 link in its section header, try to discover the link by inspecting the
2134 REL31 relocation at the beginning of the section.
2135 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2137 (Target_arm::Scan::global): Treat any reference to the symbol
2138 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2140 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2142 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2143 (Scan::global_reloc_may_be_function_pointer): New function.
2144 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2145 (Scan::global_reloc_may_be_function_pointer): New function.
2146 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2147 (Scan::global_reloc_may_be_function_pointer): New function.
2148 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2149 (Scan::global_reloc_may_be_function_pointer): New function.
2150 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2151 (Scan::global_reloc_may_be_function_pointer): New function.
2152 (Scan::possible_function_pointer_reloc): New function.
2153 (Target_x86_64::can_check_for_function_pointers): New function.
2154 * gc.h (gc_process_relocs): Scan relocation types to determine if
2155 function pointers were taken for targets that support it.
2156 * icf.cc (Icf::find_identical_sections): Include functions for
2157 folding in safe ICF whose pointer is not taken.
2158 * icf.h (Secn_fptr_taken_set): New typedef.
2159 (fptr_section_id_): New member.
2160 (section_has_function_pointers): New function.
2161 (set_section_has_function_pointers): New function.
2162 (check_section_for_function_pointers): New function.
2163 * options.h: Fix comment for safe ICF option.
2164 * target.h (can_check_for_function_pointers): New function.
2165 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2166 Modify icf_safe_test for X86-64.
2167 * testsuite/Makefile.in: Regenerate.
2168 * testsuite/icf_safe_so_test.cc: New file.
2169 * testsuite/icf_safe_so_test.sh: New file.
2170 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2171 (main): Change to take pointer to function kept_func_3.
2172 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2173 folding is done correctly for X86-64.
2175 2010-02-12 David S. Miller <davem@davemloft.net>
2177 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2178 is_symbolless parameter.
2179 (Output_reloc<SHT_REL>::is_symbolless): New.
2180 (Output_reloc<SHT_REL>::is_symbolless_): New.
2181 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2182 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2183 (Output_reloc<SHT_RELA>::is_symbolless): New.
2184 (Output_data_reloc::add_global): Handle is_symbolless.
2185 (Output_data_reloc::add_global_relative): Likewise.
2186 (Output_data_reloc::add_local): Likewise.
2187 (Output_data_reloc::add_local_relative): Likewise.
2188 (Output_data_reloc::add_symbolless_global_addend): New.
2189 (Output_data_reloc::add_symbolless_local_addend): New.
2190 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2192 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2193 instead of ->is_relative_
2194 (Output_reloc::write): Likewise.
2195 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2196 (Output_reloc::write_rel): Simplify.
2198 * sparc.cc (Target_sparc::Scan::local): Use
2199 ->add_symbolless_local_addend as needed.
2200 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2201 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2202 based upon relocation offset.
2204 2010-02-11 Doug Kwan <dougkwan@google.com>
2206 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2207 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2208 beginning of function.
2209 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2210 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2211 parameter is_32bit in calls to should_apply_static_reloc.
2212 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2213 (check_DATA): Add arm_abs_global.stdout.
2214 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2215 arm_abs_global.stdout): New rules.
2216 (MOSTLLYCLEANFILES): Add arm_abs_global
2217 * Makefile.in: Regenerate.
2218 * testsuite/arm_abs_global.s: New file.
2219 * testsuite/arm_abs_global.sh: Ditto.
2220 * testsuite/arm_abs_lib.s: Ditto.
2222 2010-02-11 Ian Lance Taylor <iant@google.com>
2224 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2226 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2227 Allocate_commons_task first.
2228 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2229 task, rather than symtab_lock_.
2230 (Gc_process_relocs::~Gc_process_relocs): New function.
2231 (Gc_process_relocs::is_runnable): Check this_blocker_.
2232 (Gc_process_relocs::locks): Use next_blocker_ rather than
2234 (Scan_relocs::~Scan_relocs): New function.
2235 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2237 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2239 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2240 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2241 constructor accordingly.
2242 (class Gc_process_relocs): Likewise.
2243 (class Scan_relocs): Likewise.
2244 * common.h (class Allocate_commons_task): Remove symtab_lock_
2245 field, and corresponding constructor parameter.
2246 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2248 (Allocate_commons_task::locks): Likewise.
2250 2010-02-11 Ian Lance Taylor <iant@google.com>
2252 * gold-threads.h (class Once): Define.
2253 (class Initialize_lock): Rewrite as child of Once.
2254 * gold-threads.cc (class Once_initialize): Define.
2255 (once_pointer_control): New static variable.
2256 (once_pointer, once_arg): New static variables.
2257 (c_run_once): New static function.
2258 (Once::Once, Once::run_once, Once::internal_run): New functions.
2259 (class Initialize_lock_once): Remove.
2260 (initialize_lock_control): Remove.
2261 (initialize_lock_pointer): Remove.
2262 (initialize_lock_once): Remove.
2263 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2264 (Initialize_lock::initialize): Rewrite.
2265 (Initialize_lock::do_run_once): New function.
2266 * archive.cc (Archive::interpret_header): Only clear name if it is
2268 * fileread.cc: Include "gold-threads.h"
2269 (file_counts_lock): New static variable.
2270 (file_counts_initialize_lock): Likewise.
2271 (File_read::release): Only increment counts when using --stats.
2272 Use a lock around the increment.
2273 * parameters.cc (class Set_parameters_target_once): Define.
2274 (set_parameters_target_once): New static variable.
2275 (Parameters::Parameters): Move here from parameters.h.
2276 (Parameters::set_target): Rewrite.
2277 (Parameters::set_target_once): New function.
2278 (Parameters::clear_target): Move here and rewrite.
2279 * parameters.h (class Parameters): Update declarations. Add
2280 set_parameters_target_once_ field.
2281 (Parameters::Parameters): Move to parameters.cc.
2282 (Parameters::clear_target): Likewise.
2283 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2285 (Start_group::~Start_group): New function.
2286 (Start_group::is_runnable): New function.
2287 (Start_group::locks, Start_group::run): New functions.
2288 (Finish_group::run): Change saw_undefined to size_t.
2289 * readsyms.h (class Start_group): Define.
2290 (class Finish_group): Change saw_undefined_ field to size_t.
2291 (Finish_group::Finish_group): Remove saw_undefined and
2292 this_blocker parameters. Change all callers.
2293 (Finish_group::set_saw_undefined): New function.
2294 (Finish_group::set_blocker): New function.
2295 * symtab.h (class Symbol_table): Change saw_undefined to return
2296 size_t. Change saw_undefined_ field to size_t.
2297 * target-select.cc (Set_target_once::do_run_once): New function.
2298 (Target_selector::Target_selector): Initialize set_target_once_
2299 field. Don't initialize lock_ and initialize_lock_ fields.
2300 (Target_selector::instantiate_target): Rewrite.
2301 (Target_selector::set_target): New function.
2302 * target-select.h (class Set_target_once): Define.
2303 (class Target_selector): Update declarations. Make
2304 Set_target_once a friend. Remove lock_ and initialize_lock_
2305 fields. Add set_target_once_ field.
2307 2010-02-10 Ian Lance Taylor <iant@google.com>
2309 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2311 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2312 (queue_middle_tasks): Add all blockers before queueing any tasks.
2313 (queue_final_tasks): Likewise.
2314 * token.h (Task_token::add_blockers): New function.
2315 * object.h (Input_objects::number_of_relobjs): New function.
2317 2010-02-10 Ian Lance Taylor <iant@google.com>
2319 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2320 shared, not if not position independent.
2321 * x86_64.cc (Relocate::relocate_tls): Likewise.
2322 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2323 (tls_pie_pic_test): New target.
2324 * testsuite/Makefile.in: Rebuild.
2326 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2327 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2328 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2329 * testsuite/Makefile.in: Rebuild.
2331 2010-02-09 David S. Miller <davem@davemloft.net>
2333 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2334 R_SPARC_RELATIVE using ->add_local_relative().
2335 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2337 * output.h (Output_data_dynamic::add_section_size): New method
2338 that takes two Output_data objects.
2339 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2340 entry param. Handle it in initializers.
2341 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2342 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2343 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2345 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2346 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2347 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2348 for dynrel_includes_plt.
2349 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2350 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2351 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2353 (Target_sparc::do_finalize_sections): Update to pass true for
2354 dynrel_includes_plt.
2355 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2356 output before .rela.plt
2357 (Target_powerpc::do_finalize_sections): Update to pass true for
2358 dynrel_includes_plt when 32-bit.
2360 2010-02-08 Doug Kwan <dougkwan@google.com>
2362 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2364 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2365 Arm_relobj::scan_section_for_cortex_a8_stubs,
2366 Arm_relobj::do_relocation_section): Instead of calling
2367 Output_section::output_address, use faster
2368 Arm_relobj::simple_input_section_output_address.
2370 2010-02-08 David S. Miller <davem@davemloft.net>
2372 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2373 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2374 relocation helper function.
2376 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2377 just like R_SPARC_GOT{10,13,22}.
2378 (Target_sparc::Scan::local): Likewise.
2379 (Target_sparc::Relocate:relocate): Likewise.
2381 2010-02-06 Ian Lance Taylor <iant@google.com>
2383 * configure.ac: Rewrite targetobjs duplicate removal code to use
2384 only shell constructs.
2385 * configure: Rebuild.
2387 2010-02-05 Doug Kwan <dougkwan@google.com>
2390 * arm.cc (Arm_relobj::section_is_scannable): New method.
2391 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2392 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2394 2010-02-04 Doug Kwan <dougkwan@google.com>
2397 * arm-reloc-property.cc (cstdio): Include.
2398 * configure.ac (targetobjs): Remove duplicates.
2399 * configure: Regenerate.
2400 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2401 big and little endian version for a given address size.
2403 2010-02-03 Doug Kwan <dougkwan@google.com>
2405 * arm-reloc-property.cc
2406 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2408 * arm-reloc-property.h
2409 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2410 New method definition.
2411 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2413 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2415 (GOT_PREL): Change implemented to Y.
2416 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2417 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2418 (Arm_relocate_functions::movw_abs_nc): Remove method.
2419 (Arm_relocate_functions::movt_abs): Ditto.
2420 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2421 (Arm_relocate_functions::thm_movt_abs): Ditto.
2422 (Arm_relocate_functions::movw_rel_nc): Ditto.
2423 (Arm_relocate_functions::movw_rel): Ditto.
2424 (Arm_relocate_functions::movt_rel): Ditto.
2425 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2426 (Arm_relocate_functions:thm_movw_rel): Ditto.
2427 (Arm_relocate_functions:thm_movt_rel): Ditto.
2428 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2429 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2430 New method definitions.
2431 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2432 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2433 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2434 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2435 (Target_arm::Relocate::relocate): Check for non-static or
2436 unimplemented relocation code and exit early. Change calls to
2437 Target_arm::reloc_uses_thumb_bit and
2438 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2439 instead. Refactor code to handle similar relocations to increase
2440 code sharing. Remove check for unsupported relocation code in switch
2442 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2443 relocation property table to find out size. Change error message to
2444 print out the name of a relocation code instead of the numeric value.
2445 (Target_arm::scan_reloc_for_stub): Use relocation property table
2446 instead of calling Target_arm::reloc_uses_thumb_bit().
2448 2010-02-02 Doug Kwan <dougkwan@google.com>
2450 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2451 types of relaxed input section.
2453 2010-02-02 Doug Kwan <dougkwan@google.com>
2455 * Makefile.am (HFILES): Add arm-reloc-property.h.
2457 (TARGETSOURCES): Add arm-reloc-property.cc
2458 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2459 (libgold_a_SOURCES): $(DEFFILES)
2460 * Makefile.in: Regenerate.
2461 * arm-reloc-property.cc: New file.
2462 * arm-reloc-property.h: New file.
2463 * arm-reloc.def: New file.
2464 * arm.cc: Update comments.
2465 (arm-reloc-property.h): New included header.
2466 (arm_reloc_property_table): New global variable.
2467 (Target_arm::do_select_as_default_target): New method definition.
2468 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2469 arm-reloc-property to targ_extra_obj.
2470 * parameters.cc (set_parameters_target): Call
2471 Target::select_as_default_target().
2472 * target.h (Target::select_as_default_target): New method definition.
2473 (Target::do_select_as_default_target): Same.
2475 2010-02-01 Doug Kwan <dougkwan@google.com>
2477 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2478 first_output_text_section_.
2479 (Arm_exidx_fixup::first_output_text_section): New method definition.
2480 (Arm_exidx_fixup::first_output_text_section_): New data member.
2481 (Arm_exidx_fixup::process_exidx_section): Record the first text
2482 output section seen.
2483 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2484 and entsize in output section header.
2486 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2488 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2489 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2490 (Arm_relocate_functions::thm_alu11): New Method.
2491 (Arm_relocate_functions::thm_pc8): New Method.
2492 (Arm_relocate_functions::thm_pc12): New Method.
2493 (Target_arm::Scan::local): Handle the relocations.
2494 (Target_arm::Scan::global): Likewise.
2495 (Target_arm::Relocate::relocate): Likewise.
2496 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2498 2010-01-29 Doug Kwan <dougkwan@google.com>
2500 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2501 of relocation types as ld.
2503 2010-01-29 Doug Kwan <dougkwan@google.com>
2505 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2507 (Arm_relocate_functions::thumb_branch_common): Ditto.
2508 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2509 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2510 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2511 Arm_relocate_functions::jump24): Remove.
2512 (Target_arm::Relocate::relocate): Adjust code to call
2513 Arm_relocation_functions::arm_branch_common and
2514 Arm_relocation_functions::thumb_branch_common instead of their removed
2515 wrappers. Merge switch-cases together to reduce source code size.
2517 2010-01-29 Doug Kwan <dougkwan@google.com>
2519 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2520 output_local_symbol_count_needs_update_.
2521 (Arm_relobj::output_local_symbol_count_needs_update,
2522 Arm_relobj::set_output_local_symbol_count_needs_update,
2523 Arm_relobj::update_output_local_symbol_count): New methods.
2524 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2526 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2527 of pointed function as in a R_ARM_PREL31 relocation.
2528 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2529 for output local symbol count updating.
2530 (Target_arm::do_relax): Update output local symbol counts in objects
2532 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2534 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2536 * arm.cc: Added support for the ARM relocations:
2537 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2538 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2539 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2541 (Arm_relocate_functions::movw_rel): New method.
2542 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2543 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2545 (Arm_relocate_functions::thm_movw_rel): New method.
2546 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2548 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2550 (Target_arm::Scan::global): Likewise.
2551 (Target_arm::Relocate::relocate): Likewise.
2552 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2555 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2557 * arm.cc: Added support for ARM group relocations.
2558 (Target_arm::reloc_needs_sym_origin): New method.
2559 (Arm_relocate_functions::calc_grp_kn): New method.
2560 (Arm_relocate_functions::calc_grp_residual): New method.
2561 (Arm_relocate_functions::calc_grp_gn): New method.
2562 (Arm_relocate_functions::arm_grp_alu): New Method.
2563 (Arm_relocate_functions::arm_grp_ldr): New Method.
2564 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2565 (Arm_relocate_functions::arm_grp_ldc): New Method.
2566 (Target_arm::Scan::local): Handle the ARM group relocations.
2567 (Target_arm::Scan::global): Likewise.
2568 (Target_arm::Relocate::relocate): Likewise.
2569 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2572 2010-01-26 Doug Kwan <dougkwan@google.com>
2574 * arm.cc (set): Include.
2575 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2577 (Arm_output_section::Text_section_list): New type.
2578 (Arm_output_section::append_text_sections_to_list): New method.
2579 (Arm_output_section::fix_exidx_coverage): Ditto.
2580 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2581 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2582 Relobj::set_section_offset() instead of
2583 Sized_relobj::invalidate_section_offset().
2584 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2585 parameter for section headers. Ignore relocation sections for
2586 unallocated sections and EXIDX sections.
2587 (Target_arm::fix_exidx_coverage): New method.
2588 (Target_arm::output_section_address_less_than): New type.
2589 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2590 linked text section instead of the EXIDX section.
2591 (Arm_output_section::create_stub_group): Add an assertion to check
2592 that this is not an EXIDX output section.
2593 (Arm_output_section::append_text_sections_to_list): New method.
2594 (Arm_output_section::fix_exidx_coverage): Ditto.
2595 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2596 Arm_relobj::section_needs_reloc_stub_scanning.
2597 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2599 (Target_arm::fix_exidx_coverage): New method.
2600 * object.h (Relobj::set_output_section): New method.
2601 (Sized_relobj::invalidate_section_offset): Remove method.
2602 (Sized_relobj::do_invalidate_section_offset): Remove method.
2603 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2605 2010-01-25 Doug Kwan <dougkwan@google.com>
2607 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2608 Fix warning due to signed and unsigned comparison on a 32-bit host.
2610 2010-01-22 Doug Kwan <dougkwan@google.com>
2612 * arm.cc (Target_arm::do_relax): Record an output section for section
2613 offset adjustment it contains any stub table that has changed.
2614 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2615 offsets in an output section if necessary.
2616 * output.cc (Output_section::Output_section): Initialize
2617 section_offsets_need_adjustments_.
2618 (Output_section::add_input_section_for_script): Renamed to
2619 Output_section::add_simple_input_section.
2620 (Output_section::save_states): Add a comment.
2621 (Output_section::discard_states): New method defintion.
2622 (Output_section::adjust_section_offsets): Same.
2623 * output.h (Output_section::add_input_section_for_script): Renamed to
2624 Output_section::add_simple_input_section.
2625 (Output_section::discard_states): New method declaration.
2626 (Output_section::adjust_section_offsets): Same.
2627 (Output_section::section_offsets_need_adjustment,
2628 Output_section::set_section_offsets_need_adjustment): New method
2630 (Output_section::section_offsets_need_adjustment_): New data member.
2631 * script-sections.cc
2632 (Output_section_element_input::set_section_address): Adjust code for
2633 renaming of Output_section::add_input_section_for_script.
2634 (Orphan_output_section::set_section_address): Same.
2636 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2638 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2639 Fix_v4bx enum values .
2640 * gold/options.h (General_options): New option definitions.
2641 (General_options::fix_v4bx): New method.
2642 (General_options::Fix_v4bx): New enum.
2643 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2644 (General_options::parse_fix_v4bx_interworking): New method.
2646 2010-01-22 Doug Kwan <dougkwan@google.com>
2648 * arm.cc (Arm_exidx_fixup): New class.
2650 2010-01-21 Doug Kwan <dougkwan@google.com>
2652 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2654 (Arm_exidx_section_offset_map): New type.
2656 2010-01-21 Doug Kwan <dougkwan@google.com>
2658 * arm.cc (Arm_exidx_input_section): New class.
2659 (Arm_relobj::exidx_input_section_by_link,
2660 Arm_relobj::exidx_input_section_by_shndx,
2661 Arm_relobj::make_exidx_input_section): New methods.
2662 (read_arm_attributes_section): Remove.
2663 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2664 information about them.
2665 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2668 2010-01-20 Doug Kwan <dougkwan@google.com>
2670 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2671 Input_section_specifier to Section_id.
2672 (Target_arm::new_arm_input_section: Adjust code for change of key
2674 (Target_arm::find_arm_input_section): Ditto.
2675 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2676 (Section_id): Remove.
2677 (Garbage_collection::Section_id_hash): Remove.
2678 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2679 (Section_id): Remove.
2680 (Icf::Section_id_hash): Remove.
2681 * object.h (Section_id, Const_section_id, Section_id_hash,
2682 Const_section_id_hash): New type definitions.
2683 * output.cc (Output_section::add_relaxed_input_section): Change to
2684 use Const_section_id instead of Input_section_specifier as key type.
2685 (Output_section::add_merge_input_section): Ditto.
2686 (Output_section::build_relaxation_map): Change to use Section_id
2687 instead of Input_section_specifier as key type.
2688 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2690 (Output_section::convert_input_sections_to_relaxed_sections): Change
2691 to use Const_section_id instead of Input_section_specifier as key type.
2692 (Output_section::find_merge_section): Ditto.
2693 (Output_section::find_relaxed_input_section): Ditto.
2694 * output.h (Input_section_specifier): Remove class.
2695 (Output_section::Output_section_data_by_input_section_map): Change
2696 key type to Const_section_id.
2697 (Output_section::Output_relaxed_input_section_by_input_section_map):
2699 (Output_section::Relaxation_map): Change key type to Section_id.
2701 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2703 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2704 (class Arm_v4bx_stub): New class.
2705 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2706 (Stub_factory::make_arm_v4bx_stub): New method.
2707 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2708 (Stub_table::empty): Handle v4bx stubs.
2709 (Stub_table::add_arm_v4bx_stub): New method.
2710 (Stub_table::find_arm_v4bx_stub): New method.
2711 (Arm_relocate_functions::v4bx): New method.
2712 (Target_arm::fix_v4bx): New method.
2713 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2714 (Stub_table::relocate_stubs): Likewise.
2715 (Stub_table::do_write): Likewise.
2716 (Stub_table::update_data_size_and_addralign): Likewise.
2717 (Stub_table::finalize_stubs): Likewise.
2718 (Target_arm::Scan::local): Likewise.
2719 (Target_arm::Scan::global): Likewise.
2720 (Target_arm::do_finalize_sections): Likewise.
2721 (Target_arm::Relocate::relocate): Likewise.
2722 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2724 (Target_arm::scan_reloc_for_stub): Likewise.
2725 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2727 2010-01-19 Ian Lance Taylor <iant@google.com>
2729 * output.cc (Output_section_headers::do_sized_write): Write large
2730 segment count to sh_info field.
2731 (Output_file_header::do_sized_write): For large segment count,
2732 write PN_XNUM to e_phnum field.
2734 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2736 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2737 (Arm_relocate_functions::thm_jump8): New function.
2738 (Arm_relocate_functions::thm_jump11): New function.
2739 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2741 (Target_arm::Scan::global): Likewise.
2742 (Target_arm::Relocate::relocate): Likewise.
2743 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2746 2010-01-14 Doug Kwan <dougkwan@google.com>
2748 * arm.cc (map, utility): Include headers.
2749 (Target_arm::apply_cortex_a8_workaround): New method.
2750 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2751 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2752 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2753 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2754 the --[no-]fix-cortex-a8 command line options.
2755 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2756 (Target_arm::relocate_stub): Use addend in instruction template.
2757 * options.h (DEFINE_bool): Set the user-set flag.
2758 (General_options): Add --[no-]-fix-cortex options.
2759 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2760 : Update fast look-up map after conversion.
2762 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2764 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2765 in the first pass of do_layout.
2767 2010-01-13 Doug Kwan <dougkwan@google.com>
2769 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2770 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2771 apparent compiler problem of not folding static constant integral
2772 data members of elfcpp::Elf_sizes<32>.
2774 2010-01-13 Doug Kwan <dougkwan@google.com>
2776 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2777 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2778 Arm_relobj::scan_section_for_cortex_a8_erratum,
2779 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2780 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2781 sections to scan for relocation stubs into a new method
2782 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2783 relocation and Cortex-A8 stub scanning.
2784 (Target_arm::do_relax): Force stubs to be after stubbed sections
2785 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2786 the beginning of a new relaxation pass. Update a comment.
2787 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2789 2010-01-12 Ian Lance Taylor <iant@google.com>
2791 * target-reloc.h (visibility_error): New inline function.
2792 (relocate_section): Call visibility_error.
2793 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2794 (MOSTLYCLEANFILES): Likewise.
2795 (protected_4_pic.o, protected_3.err): New targets.
2796 * testsuite/protected_4.cc: New file.
2798 2010-01-12 Doug Kwan <dougkwan@google.com>
2800 * arm.cc (Cortex_a8_reloc): New class.
2801 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2802 and cortex_a8_relocs_info_.
2803 (Target_arm::fix_cortex_a8): New method definition.
2804 (Target_arm::Cortex_a8_relocs_info): New type.
2805 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2806 New data member declarations.
2807 (Target_arm::scan_reloc_for_stub): Record information about
2808 relocations for THUMB branches that might be exempted from the
2809 Cortex-A8 workaround.
2810 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2811 at the beginning of a relaxation pass.
2813 2010-01-12 Doug Kwan <dougkwan@google.com>
2815 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2816 (Arm_relobj::Mapping_symbol_position,
2817 Arm_reloj::Mapping_symbol_position_less,
2818 Arm_relobj::Mapping_symbols_info): New types.
2819 (Target_arm::is_mapping_symbol_name): New method definition.
2820 (Arm_relobj::do_count_local_symbols): Save information about mapping
2823 2010-01-11 Doug Kwan <dougkwan@google.com>
2825 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2826 Arm_relocate_functions::thumb32_branch_upper,
2827 Arm_relocate_functions::thumb32_branch_lower,
2828 Arm_relocate_functions::thumb32_cond_branch_offset,
2829 Arm_relocate_functions::thumb32_cond_branch_upper,
2830 Arm_relocate_functions::thumb32_cond_branch_lower,
2831 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2832 branch offset encoding.
2833 (Arm_relocate_functions::thumb_branch_common): Use new branch
2834 offset encoding methods to avoid code duplication.
2835 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2836 (Stub_addend_reader::operator()): Use new branch encoding method
2837 to avoid code duplication.
2839 2010-01-11 Doug Kwan <dougkwan@google.com>
2841 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2842 (Target_arm::do_finalize_sections): Define special EXIDX section
2843 symbols only if referenced.
2844 * gc.h (Garbage_collection::add_reference): New method.
2845 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2848 2010-01-11 Ian Lance Taylor <iant@google.com>
2850 * script.cc (Version_script_info::build_expression_list_lookup):
2851 Change complaing about duplicate wildcard match from error to
2854 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2856 (Version_script_info::Version_script_info): Initialize globs_,
2857 default_version_, default_is_global_, and exact_. Don't
2858 initialize globals_ or locals_.
2859 (Version_script_info::build_lookup_tables): Build local symbols
2861 (Version_script_info::unquote): New function.
2862 (Version_script_info::add_exact_match): New function.
2863 (Version_script_info::build_expression_list_lookup): Remove lookup
2864 parameter. Add is_global parameter. Change all callers. Handle
2865 wildcard pattern specially. Unquote pattern. Call
2867 (Version_script_info::get_name_to_match): New function.
2868 (Version_script_info::get_symbol_version): New function.
2869 (Version_script_info::get_symbol_version_helper): Remove.
2870 (Version_script_info::check_unmatched_names): Call unquote.
2871 * script.h (class Version_script_info): Change get_symbol_version
2872 to be non-inline and add is_global parameter; change all callers.
2873 Rewrite symbol_is_local. Update declarations. Define struct
2874 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2875 Remove globals_ and locals_ members. Add exact_, globs_,
2876 default_version_, is_global_.
2877 (Version_script_info::Glob): Remove pattern, add expression and
2878 is_global. Update constructor. Change all callers.
2879 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2881 (Versions::symbol_section_contents): If a symbol is undefined, or
2882 defined in a dynamic object, set the version index to
2884 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2886 (Symbol_table::add_from_pluginobj): Likewise.
2887 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2889 2010-01-11 Doug Kwan <dougkwan@google.com>
2891 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2892 (incremental_dump_LDADD): Add linking option for libintl.
2893 * Makefile.in: Regenerate.
2895 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2898 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2900 * testsuite/Makefile.in: Regenerated.
2902 2010-01-10 Doug Kwan <dougkwan@google.com>
2904 * options.h (DEFINE_var): Use parentheses around argument varname__
2905 in macro body to avoid any unintended subsequent substitutions.
2907 2010-01-10 Ian Lance Taylor <iant@google.com>
2909 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2910 candidates before doing symbol resolution.
2912 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2913 ODR candidates if only one is weak.
2915 2010-01-08 Ian Lance Taylor <iant@google.com>
2917 * script.cc (Version_script_info::build_expression_list_lookup):
2918 Don't warn about ambiguous version, just record the ambiguity.
2919 (Version_script_info::get_symbol_version_helper): Give error if
2920 version is ambiguous.
2922 2010-01-08 Doug Kwan <dougkwan@google.com>
2924 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2925 prev_data_size_ and prev_addralign_. Remove initializer for
2926 deleted data member has_been_changed_.
2927 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2928 to determine if the table is empty.
2929 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2931 (Stub_table::add_reloc_stub): Define method in class definition
2932 instead of just declaring it there.
2933 (Stub_table::add_cortex_a8_stub): New method definition.
2934 (Stub_table::update_data_size_and_addralign): Ditto.
2935 (Stub_table::finalize_stubs): Ditto.
2936 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2937 (Stub_table::do_addralign_): Return address alignment in the
2938 (Stub_table::do_reset_address_and_file_offset): Define method in
2939 class definition instead of declaring it there. Set current data
2940 size to be the data size of the previous pass.
2941 (Stub_table::set_final_data_size): Use current data size as the
2943 (Stub_table::relocate_stub): Change parameter type of stub from
2944 Reloc_stub pointer to Stub pointer.
2945 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2946 (Stub_table::Cortex_a8_stub_list): New typedef.
2947 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2948 Stub_table::prev_addralign_): New data member.
2949 (Arm_relobj::Arm_relobj): Initialize data member
2950 section_has_cortex_a8_workaround_.
2951 (Arm_relobj::section_has_cortex_a8_workaround,
2952 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2954 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2956 (Target_arm::relocate_stub): Change parameter type of stub from
2957 Reloc_stub pointer to Stub pointer.
2958 (Insn_template::size, Insn_template::alignment): Handle
2959 THUMB16_SPECIAL_TYPE.
2960 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2961 Stub_table::update_data_size_and_addralign,
2962 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2964 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2965 (Stub_table::do_write): Ditto.
2966 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2968 2010-01-08 Ian Lance Taylor <iant@google.com>
2971 * symtab.h (class Symbol): Remove fields is_target_special_ and
2972 has_plt_offset_. Add field is_defined_in_discarded_section_.
2973 (Symbol::is_defined_in_discarded_section): New function.
2974 (Symbol::set_is_defined_in_discarded_section): New function.
2975 (Symbol::has_plt_offset): Rewrite.
2976 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2977 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2978 Don't initialize is_target_special_ or has_plt_offset_.
2979 Initialize is_defined_in_discarded_section_.
2980 (Symbol_table::add_from_relobj): If appropriate, set
2981 is_defined_in_discarded_section.
2982 * resolve.cc (Symbol::override_base_with_special): Don't test
2983 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2984 * target-reloc.h (relocate_section): Do special handling for
2985 symbols defined in discarded sections for global symbols as well
2988 2010-01-08 Ian Lance Taylor <iant@google.com>
2990 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2991 the SHT_SYMTAB case.
2993 2010-01-08 Ian Lance Taylor <iant@google.com>
2995 * object.cc (Sized_relobj::do_layout): Don't get confused if
2996 layout_eh_frame returns NULL.
2998 2010-01-08 Ian Lance Taylor <iant@google.com>
3001 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3002 dynamic symbol table, use the normal symbol table.
3003 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3006 2010-01-08 Ian Lance Taylor <iant@google.com>
3009 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3012 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3014 * version.cc (print_version): Change to "Copyright 2010".
3016 2010-01-08 Ian Lance Taylor <iant@google.com>
3020 * i386.cc (class Target_i386): Change return type of plt_section
3022 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3023 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3024 tls_desc_rel_ field.
3025 (Output_data_plt_i386::rel_tls_desc): New function.
3026 (Target_i386::rel_tls_desc_section): New function.
3027 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3028 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3029 R_386_TLS_DESC reloc in rel_tls_desc_section.
3030 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3031 Define struct Tlsdesc_info.
3032 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3033 (Target_x86_64::do_reloc_symbol_index): New function.
3034 (Target_x86_64::add_tlsdesc_info): New function.
3035 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3036 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3038 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3040 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3041 (Target_x86_64::rela_tlsdesc_section): New function.
3042 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3044 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3045 (Target_x86_64::do_reloc_addend): New function.
3046 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3047 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3048 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3049 (Output_reloc::type): New function.
3050 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3051 (Output_reloc::is_target_specific): New function.
3052 (Output_reloc::target_arg): New function.
3053 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3054 absolute relocs and target specific relocs.
3055 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3056 add_target_specific.
3057 (class Output_data_reloc) [SHT_RELA]: Likewise.
3058 * output.cc (Output_reloc::Output_reloc): Add four new versions
3059 for absolute relocs and target specific relocs.
3060 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3061 (Output_reloc::get_symbol_index): Likewise.
3062 (Output_reloc::local_section_offset): Check that local_sym_index_
3063 is not TARGET_CODE or 0.
3064 (Output_reloc::symbol_value): Likewise.
3065 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3067 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3068 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3070 * layout.cc (add_target_dynamic_tags): Use output section for
3071 DT_PLTRELSZ and DT_JMPREL.
3073 2010-01-07 Ian Lance Taylor <iant@google.com>
3076 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3078 (class Output_data_reloc_generic): Define.
3079 (class Output_data_reloc_base): Change base class to
3080 Output_data_reloc_generic. Change add() method to call
3081 bump_relative_reloc_count for a relative reloc. Remove
3083 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3085 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3086 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3088 * layout.h (class Layout): Update declaration.
3090 2010-01-07 Ian Lance Taylor <iant@google.com>
3092 * output.h (class Output_data): Add const version of
3093 output_section and do_output_section.
3094 (class Output_section_data): Add const version of
3096 (class Output_section): Likewise.
3097 * layout.cc (Layout::add_target_dynamic_tags): New function.
3098 * layout.h (class Layout): Update declarations.
3099 * arm.cc (Target_arm::do_finalize_sections): Use
3100 add_target_dynamic_tags.
3101 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3102 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3103 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3104 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3106 2010-01-07 Ian Lance Taylor <iant@google.com>
3109 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3112 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3113 Ian Lance Taylor <iant@google.com>
3116 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3117 Xindex::read_symtab_xindex.
3119 2010-01-07 Doug Kwan <dougkwan@google.com>
3121 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3122 (Insn_template::thumb16_bcond_insn): New method declaration.
3123 (Insn_template): Fix spelling.
3124 (Stub::thumb16_special): New method declaration.
3125 (Stub::do_write): Define virtual method which was previously pure
3127 (Stub::do_thumb16_special): New method declaration.
3128 (Stub::do_fixed_endian_write): New template member.
3129 (Reloc_stub::do_write): Remove.
3130 (Reloc_stub::do_fixed_endian_write): Remove.
3131 (Cortex_a8_stub): New class definition.
3132 (Stub_factory::make_cortex_a8_stub): New method definition.
3133 (Stub_factory::Stub_factory): Add missing static storage class
3134 qualifier for elf32_arm_stub_a8_veneer_blx.
3136 2010-01-07 Ian Lance Taylor <iant@google.com>
3139 * options.h (class General_options): Add --warn-unresolved-symbols
3140 and --error-unresolved-symbols.
3141 * errors.cc (Errors::undefined_symbol): Implement
3142 --warn-unresolved-symbols.
3144 * options.h (class General_options): Add -z text and -z textoff.
3145 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3147 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3149 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3150 (Garbage_collection::cident_sections): New function.
3151 (Garbage_collection::add_cident_section): New function.
3152 (Garbage_collection::cident_sections_): New member.
3153 (gc_process_relocs): Add references to sections whose names are C
3155 * gold.h (cident_section_start_prefix): New constant.
3156 (cident_section_stop_prefix): New constant.
3157 (is_cident): New function.
3158 * layout.cc (Layout::define_section_symbols): Replace string constants
3159 with the newly defined constants.
3160 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3162 * testsuite/Makefile.am: Add gc_orphan_section_test.
3163 * testsuite/Makefile.in: Regenerate.
3164 * testsuite/gc_orphan_section_test.cc: New file.
3165 * testsuite/gc_orphan_section_test.sh: New file.
3167 2010-01-06 Ian Lance Taylor <iant@google.com>
3170 * options.h (class General_options): Add --warn-shared-textrel.
3171 * layout.cc (Layout::finish_dynamic_section): Implement
3172 --warn-shared-textrel.
3175 * options.h (class General_options): Add --warn-multiple-gp.
3177 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3179 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3180 $(THREADSLIB) and $(LIBDL).
3181 * Makefile.in: Rebuild.
3183 2010-01-06 Ian Lance Taylor <iant@google.com>
3186 * options.cc (General_options::parse_section_start): New function.
3187 (General_options::section_start): New function.
3188 (General_options::General_options): Initialize all members.
3189 * options.h: Include <map>
3190 (class General_options): Add --section-start. Add section_starts_
3192 * layout.cc (Layout::attach_allocated_section_to_segment): If
3193 --section-start was used, set the address of the segment. Remove
3194 local sort_sections.
3195 (Layout::relaxation_loop_body): If the address of the load segment
3196 has been set by --section-start, don't use it.
3197 * output.h (Output_segment::update_flags_for_output_section): New
3199 * output.cc (Output_segment::add_output_section): Call
3200 update_flags_for_output_section.
3202 2010-01-05 Ian Lance Taylor <iant@google.com>
3205 * options.h (class General_options): Add --undefined-version.
3206 * script.cc (struct Version_expression): Add was_matched_by_symbol
3208 (Version_script_info::matched_symbol): New function.
3209 (Version_script_info::get_symbol_version_helper): Call
3211 (Version_script_info::check_unmatched_names): New function.
3212 * script.h (class Version_script_info): Update declarations.
3213 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3215 * options.h (class General_options): Use DEFINE_bool_alias for
3216 allow_multiple_definition.
3217 * resolve.cc (Symbol_table::should_override): Don't test
3218 allow_multiple_definition.
3221 * options.h (class General_options): Add --cref.
3222 * main.cc (main): Print cref table if --cref. Don't close mapfile
3223 until after printing cref table.
3224 * cref.cc: Include "symtab.h".
3225 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3226 (Cref_table_compare::operator()): New function.
3227 (Cref_inputs::gather_cref): New function.
3228 (filecol): New static const.
3229 (Cref_inputs::print_cref): New function.
3230 (Cref::print_cref): New function.
3231 * cref.h: Include <cstdio>.
3232 (class Cref): Update declarations.
3233 * mapfile.h (Mapfile::file): New function.
3234 * object.h (class Object): Define Symbols. Declare virtual
3235 do_get_global_symbols.
3236 (Object::get_global_symbols): New function.
3237 * object.cc (Input_objects::add_object): Pass object to cref_ if
3239 (Input_objects::archive_start): Likewise.
3240 (Input_objects::archive_stop): Likewise.
3241 (Input_objects::print_cref): New function.
3242 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3243 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3245 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3247 * plugin.h (class Sized_pluginobj): Update declarations.
3249 2010-01-05 Ian Lance Taylor <iant@google.com>
3251 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3252 to is_default_version. Rename insdef to insdefault.
3253 (Symbol_table::add_from_relobj): Rename def to is_default_version
3254 and local to is_forced_local.
3255 (Symbol_table::add_from_pluginobj): Likewise.
3256 (Symbol_table::add_from_dynobj): Likewise.
3257 (Symbol_table::define_special_symbol): Rename insdef to
3260 2010-01-04 Ian Lance Taylor <iant@google.com>
3263 * options.h (class General_options): Add
3264 --allow-multiple-definition and -z muldefs.
3265 * resolve.cc (Symbol_table::should_override): Don't warn about a
3266 multiple symbol definition if --allow-multiple-definition or -z
3270 * options.h (class General_options): Add --add-needed and
3271 --copy-dt-needed-entries. Tweak --as-needed help entry.
3272 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3273 error if --copy-dt-needed-entries aka --add-needed is used and
3274 would cause a change in behaviour.
3277 * options.h (class General_options): Add -G as a short version of
3278 --shared. Add no-op options -assert, -g, and -i.
3280 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3282 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3283 check for .text or .gnu.linkonce.t sections.
3284 * icf.cc (Icf::find_identical_sections): Ditto.
3285 Change the detection for mangled function name within the section
3287 * icf.h (is_section_foldable_candidate): New function.
3289 2009-12-30 Ian Lance Taylor <iant@google.com>
3292 * options.h (class General_options): Permit two dashes with
3293 --retain-symbols-file.
3295 2009-12-30 Ian Lance Taylor <iant@google.com>
3298 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3299 don't put the file header and segment headers in the text
3303 * common.cc (Sort_commons::operator()): Stabilize sort when both
3305 (Symbol_table::do_allocate_commons_list): When allocating common
3306 symbols, skip a symbol which is no longer common.
3307 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3308 an object before checking its type.
3309 * testsuite/common_test_2.c: New file.
3310 * testsuite/common_test_3.c: New file.
3311 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3312 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3313 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3314 (common_test_2_pic.o, common_test_2.so): New targets.
3315 (common_test_3_pic.o, common_test_3.so): New targets.
3316 * testsuite/Makefile.in: Rebuild.
3319 * script.cc (read_input_script): If we see a new SECTIONS clause,
3320 and we have added an input section, give an error.
3321 * layout.h (class Layout): Add have_added_input_section function.
3322 Add have_added_input_section_ field.
3323 * layout.cc (Layout::Layout): Initialize
3324 have_added_input_section_.
3325 (Layout::layout): Set have_added_input_section_.
3326 (Layout::layout_eh_frame): Likewise.
3328 2009-12-30 Ian Lance Taylor <iant@google.com>
3331 * options.h (class General_options): Add --sort-common option.
3332 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3333 * common.cc (Sort_common): Add sort_order parameter to
3334 constructor. Add sort_order_ field.
3335 (Sort_commons::operator): Check sort_order_.
3336 (Symbol_table::allocate_commons): Determine the sort order.
3337 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3339 (Symbol_table::do_allocate_commons_list): Likewise.
3341 2009-12-30 Ian Lance Taylor <iant@google.com>
3344 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3345 symbols from this object, don't change the visibility of an
3347 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3349 2009-12-30 Ian Lance Taylor <iant@google.com>
3352 * script.h (class Version_script_info): Define Language enum.
3353 Update declarations. Define Glob, Exact, and Lookup types. Add
3354 new fields globals_, locals_, and is_finalized_.
3355 * script.cc: Various formatting fixes.
3356 (class Parser_closure): Change language_stack_ from a vector of
3357 std::string to one of Version_script_info::Language. Adjust all
3359 (class Lazy_demangler): Remove.
3360 (struct Version_expression): Change language from std::string to
3361 Version_script_info::Language.
3362 (Version_script_info::Version_script_info): New function.
3363 (Version_script_info::~Version_script_info): Don't call clear.
3364 (Version_script_info::finalize): New function.
3365 (Version_script_info::build_lookup_tables): New function.
3366 (Version_script_info::build_expression_list_lookup): New
3368 (Version_script_info::get_symbol_version_helper): Rewrite to use
3370 (Version_script_info::print_expression_list): Adjust to use
3371 Version_script_info::Language.
3372 (script_push_lex_into_version_mode): Check that the version script
3373 has not been finalized.
3374 (version_script_push_lang): Change language string to
3375 Version_script_info::Language.
3376 * options.cc (Command_line::version_script): New function.
3377 * options.h (class General_options): Add finalize_dynamic_list
3378 function. Change version_script from declaration to definition.
3379 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3380 * testsuite/version_script.map: Remove duplicate def of foo.
3381 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3383 * testsuite/Makefile.in: Rebuild.
3385 2009-12-30 Ian Lance Taylor <iant@google.com>
3388 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3389 if the input symbol index is 0, make the output symbol index 0.
3391 2009-12-30 Ian Lance Taylor <iant@google.com>
3394 * options.h (class General_options): Add -x/--discard-all.
3395 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3396 --discard-all. If the local symbol needs a dynamic entry, check
3397 that before handling --discard-locals.
3399 2009-12-30 Ian Lance Taylor <iant@google.com>
3402 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3404 (Output_segment::add_output_section): Don't change the flags if
3408 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3409 GNU hash table if they need a dynamic value. Otherwise, don't add
3410 them if they are defined in a dynamic object or are forced local.
3412 2009-12-29 Ian Lance Taylor <iant@google.com>
3415 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3416 .gnu.hash table for a 32-bit target.
3419 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3420 regular and a dynamic object only needs a dynamic symbol table
3421 entry if it is externally visible.
3424 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3425 constructor. Add global_offset_table_ field.
3426 (Target_i386::got_section): Set global_offset_table_.
3427 (Target_i386::do_finalize_sections): Set global_offset_table_
3429 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3430 in constructor. Add global_offset_table_ field.
3431 (Target_x86_64::got_section): Set global_offset_table_.
3432 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3435 * layout.cc (Layout::Layout): Initialize increase_relro_.
3436 (Layout::get_output_section): Add is_relro, is_last_relro, and
3437 is_first_non_relro parameters. Change all callers.
3438 (Layout::choose_output_section): Likewise.
3439 (Layout::add_output_section_data): Likewise.
3440 (Layout::make_output_section): Likewise.
3441 (Layout::set_segment_offsets): Clear increase_relro when using a
3443 * layout.h (class Layout): Add increase_relro method. Add
3444 increase_relro_ field. Update declarations.
3445 * output.cc (Output_section::Output_section): Initialize
3446 is_last_relro_ and is_first_non_relro_.
3447 (Output_segment::add_output_section): Group relro sections is
3448 do_sort is true. Handle is_last_relro and is_first_non_relro.
3449 (Output_segment::maximum_alignment): Remove relro handling.
3450 (Output_segment::set_section_addresses): Add increase_relro
3451 parameter. Change all callers. Add initial alignment to align
3452 relro sections on separate page. Remove old relro handling.
3453 (Output_segment::set_section_list_addresses): Remove in_relro
3454 parameter. Change all callers.
3455 (Output_segment::set_offset): Add increase parameter. Change all
3456 callers. Remove old relro handling.
3457 * output.h (class Output_section): Add new methods: is_last_relro,
3458 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3459 Add is_last_relro_ and is_first_non_relro_ fields.
3460 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3461 Create separate .got.plt section. Call increase_relro.
3462 * x86_64.cc (Target_x86_64::got_section): Likewise.
3463 * testsuite/relro_script_test.t: Add .got.plt.
3466 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3467 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3468 (Layout::finalize): Call set_dynamic_symbol_size.
3469 (Layout::set_dynamic_symbol_size): New function.
3470 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3471 set_dynamic_symbol_size.
3474 * output.h (class Output_section): Add is_entsize_zero_ field.
3475 * output.cc (Output_section::Output_section): Initialize
3477 (Output_section::set_entsize): If two different entsizes are
3478 requested, force it to zero.
3479 (Output_section::add_input_section): Set flags for .debug_str
3480 before updating section flags. Set entsize.
3481 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3482 and SHF_STRING if all input sections have those flags.
3484 2009-12-29 Rafael Espindola <espindola@google.com>
3486 * main.cc (main): Fix the sys time reporting.
3487 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3490 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3492 * options.cc (General_options::parse_version): Allow -v to exit
3493 without an error if there is nothing to link.
3495 2009-12-29 Ian Lance Taylor <iant@google.com>
3497 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3498 using a version of gcc before 4.1.
3499 * configure: Rebuild.
3501 2009-12-28 Chris Demetriou <cgd@google.com>
3503 * attributes.cc (Output_attributes_section_data::do_write): Use
3504 std::vector::front rather than std::vector::data.
3506 2009-12-28 Ian Lance Taylor <iant@google.com>
3508 * symtab.h (class Symbol_table): Add enum Defined.
3509 * resolve.cc (Symbol_table::should_override): Add defined
3510 parameter. Change all callers. Test whether object is NULL
3511 before calling a method on it.
3512 (Symbol_table::report_resolve_problem): Add defined parameter.
3514 (Symbol_table::should_override_with_special): Likewise.
3515 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3516 parameter. Change all callers.
3517 (Symbol_table::do_define_in_output_data): Likewise.
3518 (Symbol_table::define_in_output_segment): Likewise.
3519 (Symbol_table::do_define_in_output_segment): Likewise.
3520 (Symbol_table::define_as_constant): Likewise.
3521 (Symbol_table::do_define_as_constant): Likewise.
3522 * script.h (class Symbol_assignment): Add is_defsym parameter to
3523 constructor; change all callers.
3524 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3525 parameter. Change all callers. Add is_defsym_ field.
3526 (class Parser_closure): Add parsing_defsym parameter to
3527 constructor; change all callers. Add parsing_defsym accessor
3528 function. Add parsing_defsym_ field.
3530 2009-12-28 Ian Lance Taylor <iant@google.com>
3532 * gold.cc (queue_middle_tasks): Fix formatting.
3533 * object.cc (Relobj::is_section_name_included): Likewise.
3535 2009-12-23 Ian Lance Taylor <iant@google.com>
3537 * i386.cc (Target_i386::do_calls_non_split): Recognize
3538 -fsplit-stack prologue for a function with a static chain.
3539 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3540 -fsplit-stack prologue when using %r11.
3542 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3544 * options.cc (General_options::parse_version): Make -v continue and do
3545 the link like GNU ld does.
3547 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3549 * Makefile.am (CCFILES): Add timer.cc.
3550 (HFILES): Add timer.h.
3551 * configure.ac: Check for sysconf and times.
3552 * main.cc: include timer.h.
3553 (main): Use Timer instead of get_run_time.
3556 * workqueue.cc: include timer.h.
3557 (Workqueue::find_and_run_task):
3558 Report user, sys and wall time.
3559 * Makefile.in: Regenerate.
3560 * config.in: Regenerate.
3561 * configure: Regenerate.
3563 2009-12-16 Doug Kwan <dougkwan@google.com>
3565 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3567 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3568 relaxed input sections.
3569 * output.cc (Output_section::find_relaxed_input_section): Change
3570 return type to Output_relaxed_input_section pointer. Adjust code
3571 for new type of relaxed_input_section_map_.
3572 * output.h (Output_section::find_relaxed_input_section): Change
3573 return type to Output_relaxed_input_section pointer.
3574 (Output_section::Output_relaxed_input_section_by_input_section_map):
3576 (Output_section::relaxed_input_section_map_): Change type to
3577 Output_section::Output_relaxed_input_section_by_input_section_map.
3578 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3581 2009-12-15 Ian Lance Taylor <iant@google.com>
3583 * layout.cc (Layout::create_shstrtab): Only write out after input
3584 sections if we are compressing debug sections.
3586 2009-12-15 Ian Lance Taylor <iant@google.com>
3588 * archive.cc (Archive::add_symbols): Only look up a symbol without
3589 a version if there is, in fact, a version.
3591 2009-12-14 Ian Lance Taylor <iant@google.com>
3593 Revert -Wshadow changes, all changes from:
3594 2009-12-11 Doug Kwan <dougkwan@google.com>
3595 2009-12-11 Nick Clifton <nickc@redhat.com>
3596 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3598 2009-12-11 Doug Kwan <dougkwan@google.com>
3600 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3602 * attributes.cc (Object_attribute::size): Ditto.
3603 (Attributes_section_data::size): Ditto.
3604 (Attributes_section_data::Attributes_section_data): Ditto.
3605 (Output_attributes_section_data::do_write): Ditto.
3606 * attributes.h (Object_attribute::set_type): Ditto.
3607 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3609 2009-12-11 Nick Clifton <nickc@redhat.com>
3611 * archive.cc: Fix shadowed variable warnings.
3613 * compressed_output.cc: Likewise.
3614 * compressed_output.h: Likewise.
3615 * configure: Likewise.
3616 * dwarf_reader.cc: Likewise.
3617 * dynobj.cc: Likewise.
3618 * dynobj.h: Likewise.
3619 * ehframe.cc: Likewise.
3620 * ehframe.h: Likewise.
3621 * errors.cc: Likewise.
3622 * expression.cc: Likewise.
3623 * fileread.cc: Likewise.
3624 * fileread.h: Likewise.
3625 * freebsd.h: Likewise.
3626 * i386.cc: Likewise.
3628 * incremental.h: Likewise.
3629 * layout.cc: Likewise.
3630 * layout.h: Likewise.
3631 * mapfile.cc: Likewise.
3632 * merge.cc: Likewise.
3633 * merge.h: Likewise.
3634 * object.cc: Likewise.
3635 * object.h: Likewise.
3636 * options.h: Likewise.
3637 * output.cc: Likewise.
3638 * output.h: Likewise.
3639 * parameters.cc: Likewise.
3640 * plugin.cc: Likewise.
3641 * powerpc.cc: Likewise.
3642 * reduced_debug_output.cc: Likewise.
3643 * reduced_debug_output.h: Likewise.
3644 * reloc.cc: Likewise.
3645 * reloc.h: Likewise.
3646 * resolve.cc: Likewise.
3647 * script-sections.cc: Likewise.
3648 * script.cc: Likewise.
3649 * script.h: Likewise.
3650 * sparc.cc: Likewise.
3651 * symtab.cc: Likewise.
3652 * symtab.h: Likewise.
3653 * target-select.cc: Likewise.
3654 * target-select.h: Likewise.
3655 * token.h: Likewise.
3656 * workqueue.cc: Likewise.
3657 * workqueue.h: Likewise.
3658 * x86_64.cc: Likewise.
3660 2009-12-10 Doug Kwan <dougkwan@google.com>
3662 * arm.cc (attributes.h): New include.
3663 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3664 (Arm_relobj::~Arm_relobj): Delete object pointed by
3665 attributes_section_data_.
3666 (Arm_relobj::attributes_section_data): New method definition.
3667 (Arm_relobj::attributes_section_data_): New data member declaration.
3668 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3669 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3670 attributes_section_data_.
3671 (Arm_dynobj::attributes_section_data): New method definition.
3672 (Arm_dynobj::attributes_section_data_): New data member declaration.
3673 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3674 initialization value of may_use_blx_ to false.
3675 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3676 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3677 object attributes to compute results instead of hard-coding.
3678 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3679 Target_arm::get_secondary_compatible_arch,
3680 Target_arm::set_secondary_compatible_arch
3681 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3682 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3683 New method declarations.
3684 (Target_arm::get_aeabi_object_attribute): New method definition.
3685 (Target_arm::attributes_section_data_): New data member declaration.
3686 (read_arm_attributes_section): New template definition.
3687 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3688 (Arm_dynobj::do_read_symbols): Ditto.
3689 (Target_arm::do_finalize_sections): Merge attributes sections from
3690 input. Check for BLX use after attributes section merging.
3691 Fix __exidx_start and __exidx_end visibility. Create an
3692 .ARM.attributes section if necessary.
3693 (Target_arm::get_secondary_compatible_arch,
3694 Target_arm::set_secondary_compatible_arch,
3695 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3696 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3697 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3698 New method definitions.
3700 2009-12-09 Ian Lance Taylor <iant@google.com>
3702 * plugin.cc (Plugin::load): Don't cast from void* to a function
3705 2009-12-09 Ian Lance Taylor <iant@google.com>
3707 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3710 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3712 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3713 Replace two_file_shared_1.so with two_file_shared_2.so.
3714 * testsuite/Makefile.in: Regenerated.
3716 2009-12-08 Doug Kwan <dougkwan@google.com>
3718 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3719 (HFILES): Add attributes.h and int_encoding.h.
3720 * Makefile.in: Regenerate.
3721 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3722 function definitions to int_encoding.cc
3723 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3724 prototypes to int_encoding.h
3725 * reduced_debug_output.cc (int_encoding.h): New include.
3726 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3727 function definitions to int_encoding.cc
3728 (insert_into_vector, read_from_pointer): Move template definitions to
3730 * attributes.cc: New file.
3731 * attributes.h: New file.
3732 * int_encoding.cc: New file.
3733 * int_encoding.h: New file.
3735 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3738 * incremental-dump.cc (dump_incremental_inputs): New.
3739 (main): Use dump_incremental_inputs.
3741 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3744 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3745 checking elfcpp::STT_FUNC.
3746 (Target_i386::Relocate::relocate): Likewise.
3747 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3749 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3750 symbols from shared libraries into normal FUNC symbols.
3752 * symtab.h (Symbol): Add is_func and use it.
3754 2009-12-05 Doug Kwan <dougkwan@google.com>
3756 * arm.cc (Target_arm::arm_info): Initialize new fields
3757 attributes_section and attributes_vendor.
3758 * i386.cc (Target_i386::i386_info): Same.
3759 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3760 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3761 fields attributes_section and attributes_vendor.
3762 * sparc.cc (Target_sparc::sparc_info): Same.
3763 * target.h (Target::attributes_section, Target::attributes_vendor,
3764 Target::is_attributes_section, Target::attribute_arg_type,
3765 Target::attributes_order): New method definitions.
3766 (Target::Target_info::attributes_section,
3767 Target::Target_info::attributes_vendor): New fields.
3768 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3769 virtual method definitions.
3770 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3771 attributes_section and attributes_vendor.
3772 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3774 2009-12-05 Doug Kwan <dougkwan@google.com>
3776 * arm.cc: Update comments about interworking and stub generation.
3777 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3778 considered as non-PIC.
3779 (Arm_relocate_functions::base_abs): Fix formatting.
3780 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3781 of function to use GOT entry address instead of offset.
3782 (Target_arm::Scan::global): Issue an error if a symbol would need a
3783 PLT does not get one because it is untyped. Remove code to create
3784 dynamic symbols for relative branches.
3785 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3786 takes unsigned integer instead of boolean.
3788 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3790 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3791 (two_file_test_LDADD): Likewise.
3792 (common_test_1_LDADD): Likewise.
3793 (exception_test_LDADD) Likewise.
3794 (weak_test_LDADD): Likewise.
3795 (many_sections_test_LDADD): Likewise.
3796 (initpri1_LDADD): Likewise.
3797 (script_test_1_LDADD): Likewise.
3798 (script_test_2_LDADD): Likewise.
3799 (justsyms_LDADD): Likewise.
3800 (binary_test_LDADD): Likewise.
3801 (large_LDADD): Likewise.
3802 * testsuite/Makefile.in: Regenerated.
3804 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3806 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3807 (Symbol_table::override_with_special): Likewise.
3808 (Symbol_table::add_from_object): Likewise.
3810 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3812 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3813 Don't set the data_offset twice.
3815 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3817 * testsuite/Makefile.in: Regenerate.
3819 2009-12-03 Doug Kwan <dougkwan@google.com>
3821 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3822 (Target_arm::do_finalize_sections): Add parameter for symbol table
3823 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3824 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3825 parameter for symbol table pointer.
3826 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3827 an additional parameter for a pointer to symbol table.
3828 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3829 parameter for a symbol table pointer.
3830 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3831 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3833 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3834 parameter for a symbol table pointer.
3836 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3838 * incremental.cc (Incremental_inputs_header)
3839 (Incremental_inputs_header_write, Incremental_inputs_entry)
3840 (Incremental_inputs_entry_write): Move ...
3841 * incremental.h (Incremental_inputs_header)
3842 (Incremental_inputs_header_write, Incremental_inputs_entry)
3843 (Incremental_inputs_entry_write): here.
3845 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3847 * incremental.cc (make_sized_incremental_binary): Set the target.
3848 Error if it is incompatible.
3849 * output.h (Output_file): Add filename method.
3851 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3853 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3854 from the get_* methods.
3856 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3858 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3859 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3860 Write 0 for the data_offset of scripts.
3862 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3864 * testsuite/Makefile.am: Add the incremental_test.sh test.
3865 * testsuite/incremental_test.sh: New.
3866 * testsuite/incremental_test_1.c: New.
3867 * testsuite/incremental_test_2.c: New.
3869 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3871 * incremental-dump.cc (main): Fix typos.
3873 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3876 * incremental-dump.cc (main): Use llu to print 64 bit values.
3878 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3879 H.J. Lu <hongjiu.lu@intel.com>
3881 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3883 (incremental_dump_LDADD): Likewise.
3884 * Makefile.in: Regenerated.
3886 2009-11-25 Doug Kwan <dougkwan@google.com>
3890 2009-11-25 Doug Kwan <dougkwan@google.com>
3892 * arm.cc (Target_arm::Target_arm): Move method definition
3893 outside of class definition. Add code to handle
3894 --target1-rel, --target1-abs and --target2= options.
3895 (Target_arm::get_reloc_reloc_type): Change method to be
3896 non-static and const.
3897 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3898 New data member declaration.
3899 (Target_arm::Scan::local, Target_arm::Scan::global,
3900 Target_arm::Relocate::relocate,
3901 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3902 Adjust call to Target_arm::get_real_reloc_type.
3903 (Target_arm::get_real_reloc_type): Use command line options
3904 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3905 * options.h (--target1-rel, --target1-abs, --target2): New
3908 2009-11-25 Doug Kwan <dougkwan@google.com>
3910 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3911 class definition. Add code to handle --target1-rel, --target1-abs
3912 and --target2= options.
3913 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3915 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3917 (Target_arm::Scan::local, Target_arm::Scan::global,
3918 Target_arm::Relocate::relocate,
3919 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3920 call to Target_arm::get_real_reloc_type.
3921 (Target_arm::get_real_reloc_type): Use command line options to
3922 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3923 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3926 2009-11-25 Doug Kwan <dougkwan@google.com>
3928 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3929 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3930 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3932 (Arm_relocate_functions::thm_call): Replace body with a call to
3933 Arm_relocate_functions::thumb_branch_common.
3934 (Arm_relocate_functions::thm_jump24,
3935 Arm_relocate_functions::thm_xpc22): New method definitions.
3936 (Arm_relocate_functions::thumb_branch_common): New method definition.
3937 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3939 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3940 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3942 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3944 * Makefile.am: Build incremental-dump
3945 * Makefile.in: Regenerate.
3946 * incremental-dump.cc: New.
3947 * incremental.cc (Incremental_inputs_header_data,
3948 Incremental_inputs_entry_data): Move to incremental.h
3949 * incremental.h: (Incremental_inputs_header_data,
3950 Incremental_inputs_entry_data): Move from incremental.cc
3952 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3954 * incremental.cc (Incremental_inputs_header,
3955 Incremental_inputs_header_write, Incremental_inputs_entry,
3956 Incremental_inputs_entry_write): Add a typedef with the data type.
3958 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3960 * incremental.cc (Incremental_inputs_header,
3961 Incremental_inputs_header_write, Incremental_inputs_entry,
3962 Incremental_inputs_entry_write): Update comment about which
3963 type has the filed descriptions.
3965 2009-11-15 Doug Kwan <dougkwan@google.com>
3967 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3968 (Arm_relocate_functions::arm_branch_common): Change method defintion
3969 in class definition to a method declaration and update list of formal
3971 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3972 Arm_relocation_functions::jump24): Adjust call to
3973 Arm_relocate_functions::arm_branch_common. Update list of formal
3975 (Arm_relocate_functions::xpc25): New method definition.
3976 (Arm_relocate_functions::arm_branch_common): Move method defintion
3977 out from class definition. Use stubs for mode-switching and extending
3979 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3980 specially. Change code to enable use of stubs in ARM branches.
3982 2009-11-10 Doug Kwan <dougkwan@google.com>
3984 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3985 in method declaration.
3986 (Target_arm::relocate_stub): New method declaration.
3987 (Target_arm::default_target): Change to return a pointer instead of
3989 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3990 Target_arm::default_target.
3991 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3993 (Target_arm::relocate_section): Adjust view.
3994 (Target_arm::relocate_stub): New method definition.
3996 2009-11-10 Doug Kwan <dougkwan@google.com>
3998 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4000 * incremental.cc (open_incremental_binary): Initialized local
4001 variables to avoid warnings.
4002 * object.cc (make_elf_object): Ditto.
4003 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4006 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4009 * testsuite/plugin_test.c: Include "config.h".
4011 2009-11-09 Doug Kwan <dougkwan@google.com>
4013 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4014 (arm_symbol_value): Remove.
4015 (Arm_relocate_functions::arm_branch_common,
4016 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4017 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4018 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4019 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4020 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4021 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4022 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4023 Arm_relocate_functions::thm_mobw_abs_nc,
4024 Arm_relocate_functions::thm_mov_abs,
4025 Arm_relocate_functions::movw_prel_nc,
4026 Arm_relocate_functions::thm_movt_abs,
4027 Arm_relocate_functions::movt_prel,
4028 Arm_relocate_functions::thm_movw_prel_nc,
4029 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4030 (Target_arm::Relocate::relocate): Only decompose address into two
4031 parts if relocation type uses the thumb-bit and pass the actual
4032 bit instead of a flag indicating that the thumb-bit is used. Adjust
4033 calls to methods in Arm_relocate_functions for this change.
4035 2009-11-08 Ian Lance Taylor <iant@google.com>
4038 * reloc.cc: Instantiate
4039 Sized_relobj::initialize_input_to_output_maps and
4040 Sized_relobj:free_input_to_output_maps.
4042 2009-11-06 Ian Lance Taylor <iant@google.com>
4045 * defstd.cc (in_segment): Set only_if_ref true for "end".
4047 2009-11-06 Doug Kwan <dougkwan@google.com>
4049 * arm.cc (class Reloc_stub): Correct a comment.
4050 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4051 (Target_arm::scan_section_for_stubs): New method declaration.
4052 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4053 Change methods from private to protected.
4054 (Target_arm::do_may_relax): New method definition.
4055 (Target_arm::do_relax, Target_arm::group_sections,
4056 Target_arm::scan_reloc_for_stub,
4057 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4058 (Target_arm::arm_input_section_map_): New data member declaration.
4059 (Target_arm::scan_reloc_for_stub,
4060 Target_arm::scan_reloc_section_for_stubs,
4061 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4062 Target_arm::do_relax): New method definitions.
4064 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4066 * configure.ac: Check for (struct stat)::st_mtim
4067 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4068 * config.in: Regenerate.
4069 * configure: Regenerate.
4071 2009-11-05 Ian Lance Taylor <iant@google.com>
4074 * output.cc (Output_segment::add_output_section): Add missing
4077 2009-11-04 Ian Lance Taylor <iant@google.com>
4080 * object.h (class Object): Add is_needed and set_is_needed
4081 methods. Add is_needed_ field. Make bool fields into bitfields.
4082 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4083 defined in a dynamic object and referenced by a regular object,
4084 set is_needed for the dynamic object.
4085 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4086 if the file is marked with as_needed and it is not needed.
4088 2009-11-04 Ian Lance Taylor <iant@google.com>
4091 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4092 tags if data is discarded by linker script.
4093 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4094 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4095 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4096 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4098 2009-11-04 Ian Lance Taylor <iant@google.com>
4100 * layout.cc (Layout::get_output_section): Add is_interp and
4101 is_dynamic_linker_section parameters. Change all callers.
4102 (Layout::choose_output_section): Likewise.
4103 (Layout::make_output_section): Likewise.
4104 (Layout::add_output_section_data): Add is_dynamic_linker_section
4105 parameter. Change all callers.
4106 * layout.h (class Layout): Update declarations.
4107 * output.h (class Output_section): Add is_interp, set_is_interp,
4108 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4109 Add is_interp_, is_dynamic_linker_section_ fields. Change
4110 generate_code_fills_at_write_ to a bitfield.
4111 * output.cc (Output_section::Output_sections): Initialize new
4113 (Output_segment::add_output_section): Add do_sort parameter.
4116 2009-11-03 Ian Lance Taylor <iant@google.com>
4119 * options.h (class General_options): Add --warn-common.
4120 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4121 merging two common symbols.
4122 (Symbol_table::should_override): Handle --warn-common when merging
4123 a common symbol with a defined symbol. Use report_resolve_problem
4124 for multiple definitions.
4125 (Symbol_table::report_resolve_problem): New function.
4126 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4128 2009-11-03 Doug Kwan <dougkwan@google.com>
4130 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4132 (Target_arm::stub_factory): New method definition.
4133 (Target_arm::new_arm_input_section,
4134 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4135 Target_arm::reloc_uses_thumb_bit): New method declarations.
4136 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4137 New type definitions.
4138 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4139 member declarations.
4140 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4141 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4142 New method definitions.
4144 2009-11-03 Ian Lance Taylor <iant@google.com>
4146 * options.h (class General_options): Add --warn_constructors.
4148 2009-11-03 Ian Lance Taylor <iant@google.com>
4151 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4152 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4154 2009-11-03 Ian Lance Taylor <iant@google.com>
4157 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4158 --msgid-bugs-address.
4159 (install-pdf): New target.
4160 (install-data_yes): Look up one directory to find mkinstalldirs.
4162 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4164 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4167 2009-10-30 Doug Kwan <dougkwan@google.com>
4169 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4171 2009-10-30 Doug Kwan <dougkwan@google.com>
4173 * arm.cc (Stub_addend_reader): New struct template definition
4174 and partial specializations.
4175 (Stub_addend_reader::operator()): New method definition for a
4176 partially specialized template.
4178 2009-10-30 Doug Kwan <dougkwan@google.com>
4180 * arm.cc (Arm_relobj::processor_specific_flags): New method
4182 (Arm_relobj::do_read_symbols): New method declaration.
4183 (Arm_relobj::processor_specific_flags_): New data member declaration.
4184 (Arm_dynobj): New class definition.
4185 (Target_arm::do_finalize_sections): Add input_objects parameter.
4186 (Target_arm::do_adjust_elf_header): New method declaration.
4187 (Target_arm::are_eabi_versions_compatible,
4188 (Target_arm::merge_processor_specific_flags): New method declaration.
4189 (Target_arm::do_make_elf_object): New overloaded method definitions
4191 (Arm_relobj::do_read_symbols): New method definition.
4192 (Arm_dynobj::do_read_symbols): Ditto.
4193 (Target_arm::do_finalize_sections): Add input_objects parameters.
4194 Merge processor-specific flags from all input objects.
4195 (Target_arm::are_eabi_versions_compatible,
4196 Target_arm::merge_processor_specific_flags,
4197 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4198 New method definitions.
4199 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4200 Input_objects pointer type parameter.
4201 * layout.cc (Layout::finalize): Pass input objects to target's.
4202 finalize_sections function.
4203 * output.cc (Output_file_header::do_sized_write): Set ELF file
4204 header's processor-specific flags.
4205 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4206 Input_objects pointer type parameter.
4207 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4208 * target.h (Input_objects): New forward class declaration.
4209 (Target::processor_specific_flags,
4210 Target::are_processor_specific_flags_sect): New method definitions.
4211 (Target::finalize_sections): Add input_objects parameter.
4212 (Target::Target): Initialize processor_specific_flags_ and
4213 are_processor_specific_flags_set_.
4214 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4216 (Target::set_processor_specific_flags): New method definition.
4217 (Target::processor_specific_flags_,
4218 Target::are_processor_specific_flags_set_): New data member
4220 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4221 Input_objects pointer type parameter.
4223 2009-10-30 Doug Kwan <dougkwan@google.com>
4225 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4227 2009-10-28 Ian Lance Taylor <iant@google.com>
4229 * object.h (class Relobj): Drop options parameter from
4230 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4231 do_scan_relocs, do_relocate. Change all callers.
4232 (class Sized_relobj): Drop options parameters from
4233 do_gc_process_relocs, do_scan_relocs, do_relocate,
4234 do_relocate_sections, relocate_sections, emit_relocs_scan,
4235 emit_relocs_scan_reltype. Change all callers.
4236 (struct Relocate_info): Remove options field and all references to
4238 * reloc.h (class Read_relocs): Remove options constructor
4239 parameter and options_ field. Change all callers.
4240 (class Gc_process_relocs, class Scan_relocs): Likewise.
4241 (class Relocate_task): Likewise.
4242 * target-reloc.h (scan_relocs): Remove options parameter. Change
4244 (scan_relocatable_relocs): Likewise.
4245 * target.h (class Sized_target): Remove options parameter from
4246 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4248 * gc.h (gc_process_relocs): Remove options parameter. Change all
4250 * arm.cc: Update functions to remove options parameters.
4251 * i386.cc: Likewise.
4252 * powerpc.cc: Likewise.
4253 * sparc.cc: Likewise.
4254 * x86_64.cc: Likewise.
4255 * testsuite/testfile.cc: Likewise.
4257 2009-10-28 Doug Kwan <dougkwan@google.com>
4259 * arm.cc (Arm_relobj): New class definition.
4260 (Arm_relobj::scan_sections_for_stubs,
4261 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4262 New method definitions.
4264 2009-10-28 Cary Coutant <ccoutant@google.com>
4266 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4267 (Plugin::cleanup_done_): New member.
4268 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4269 (Plugin_manager::cleanup_done_): Remove.
4270 (Plugin_manager::add_input_file): Edit error message.
4271 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4272 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4274 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4276 * fileread.cc: (File_read::View::~View): Use the new
4277 data_ownership_ filed.
4278 (File_read::~File_read): Dispose the new whole_file_view_.
4279 (File_read::open): Mmap the whole file if needed.
4280 (File_read::open): Use whole_file_view_ instead of contents_.
4281 (File_read::find_view): Use whole_file_view_ if applicable.
4282 (File_read::do_read): Use whole_file_view_ instead of contents_.
4283 (File_read::make_view): Use whole_file_view_ instead of contents_,
4284 update File_read::View::View call.
4285 (File_read::find_or_make_view): Update File_read::View::View
4287 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4289 (File_read::View::Data_ownership): New enum.
4290 (File_read::View::View): Replace bool mapped_ with Data_ownership
4292 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4293 (File_read::View::data_ownership_): New field.
4294 (File_read::contents_): Remove (replaced by whole_file_view_).
4295 (File_read::whole_file_view_): New field.
4296 * options.h (class General_options): Add --keep-files-mapped.
4298 2009-10-27 Cary Coutant <ccoutant@google.com>
4300 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4301 * testsuite/Makefile.am (plugin_test_5): New test case.
4302 * testsuite/Makefile.in: Regenerate.
4304 2009-10-25 Doug Kwan <dougkwan@google.com>
4306 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4307 from private to protected to allow access by child class.
4308 (Sized_relobj::do_relocate_sections): New method declaration.
4309 (Sized_relobj::relocate_sections): Virtualize.
4310 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4311 Sized_relobj::relocate_sections. Instantiate template explicitly
4312 for different target sizes and endianity.
4314 2009-10-24 Doug Kwan <dougkwan@google.com>
4316 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4317 (Arm_input_section::as_arm_input_section): New method.
4318 (Arm_output_section): New class definition.
4319 (Arm_output_section::create_stub_group,
4320 Arm_output_section::group_sections): New method definitions.
4322 2009-10-22 Doug Kwan <dougkwan@google.com>
4324 * arm.cc (Arm_input_section): New class definition.
4325 (Arm_input_section::init, Arm_input_section:do_write,
4326 Arm_input_section::set_final_data_size,
4327 Arm_input_section::do_reset_address_and_file_offset): New method
4330 2009-10-21 Doug Kwan <dougkwan@google.com>
4332 * arm.cc (Stub_table, Arm_input_section): New forward class
4334 (Stub_table): New class defintion.
4335 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4336 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4337 New method definition.
4339 2009-10-21 Doug Kwan <dougkwan@google.com>
4341 * arm.cc: Update copyright comments.
4342 (Target_arm): New forward class template declaration.
4343 (Arm_address): New type.
4344 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4345 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4346 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4348 (Insn_template): Same.
4349 (DEF_STUBS): New macro.
4350 (Stub_type): New enum type.
4351 (Stub_template): New class definition.
4354 (Stub_factory): Same.
4355 (Target_arm::Target_arm): Initialize may_use_blx_ and
4356 should_force_pic_veneer_.
4357 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4358 Target_arm::should_force_pic_veneer,
4359 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4360 Target_arm::using_thumb_only, Target_arm:;default_target): New
4362 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4363 New data member declarations.
4364 (Insn_template::size, Insn_template::alignment): New method defintions.
4365 (Stub_template::Stub_template): New method definition.
4366 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4367 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4368 (Stub_factory::Stub_factory): New method definition.
4369 * gold.h (string_hash): New template.
4370 * output.h (Input_section_specifier::hash_value): Use
4372 (Input_section_specifier::string_hash): Remove.
4373 * stringpool.cc (Stringpool_template::string_hash): Use
4376 2009-10-20 Doug Kwan <dougkwan@google.com>
4378 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4379 symbols of relaxed input sections.
4380 * output.h (Output_section::find_relaxed_input_section): Make
4383 2009-10-16 Doug Kwan <dougkwan@google.com>
4385 * dynobj.cc (Versions::Versions): Initialize version_script_.
4386 Only insert base version symbol definition for a shared object
4387 if version script defines any version versions.
4388 (Versions::define_base_version): New method definition.
4389 (Versions::add_def): Check that base version is not needed.
4390 (Versions::add_need): Define base version lazily.
4391 * dynobj.h (Versions::define_base_version): New method declaration.
4392 (Versions::needs_base_version_): New data member declaration.
4393 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4394 (check_DATA): Add no_version_test.stdout.
4395 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4397 * testsuite/Makefile.in: Regenerate.
4398 * testsuite/no_version_test.c: New file.
4399 * testsuite/no_version_test.sh: Ditto.
4401 2009-10-16 Doug Kwan <dougkwan@google.com>
4403 * expression.cc (class Segment_start_expression): New class definition.
4404 (Segment_start_expression::value): New method definition.
4405 (script_exp_function_segment_start): Return a new
4406 Segment_start_expression.
4407 * gold/script-c.h (script_saw_segment_start_expression): New function
4409 * script-sections.cc (Script_sections::Script_sections): Initialize
4410 SAW_SEGMENT_START_EXPRESSION_ to false.
4411 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4412 and -Tbbs options to specify section addresses if given in
4413 command line and no SEGMENT_START expression is seen in a script.
4414 * script-sections.h (Script_sections::saw_segment_start_expression,
4415 Script_sections::set_saw_segment_start_expression): New method
4417 (Script_sections::saw_segment_start_expression_): New data member
4419 * script.cc (script_saw_segment_start_expression): New function.
4420 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4421 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4422 script_test_7.sh and script_test_8.sh.
4423 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4424 script_test_8.stdout.
4425 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4426 (script_test_6, script_test_6.stdout, script_test_7,
4427 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4428 * Makefile.in: Regenerate.
4429 * testsuite/script_test_6.sh: New file.
4430 * testsuite/script_test_6.t: Same.
4431 * testsuite/script_test_7.sh: Same.
4432 * testsuite/script_test_7.t: Same.
4433 * testsuite/script_test_8.sh: Same.
4435 2009-10-16 Doug Kwan <dougkwan@google.com>
4437 * output.cc (Output_segment::set_section_list_address): Cast
4438 expressions to unsigned long long type to avoid format warnings.
4440 2009-10-15 Ian Lance Taylor <iant@google.com>
4442 * script.cc (Script_options::add_symbol_assignment): Always add a
4443 dot assignment to script_sections_.
4444 * script-sections.cc (Script_sections::add_dot_assignment):
4445 Initialize if necessary.
4447 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4448 program headers with no load segment if there is a linker script.
4450 * layout.cc (Layout::set_segment_offsets): Align the file offset
4451 to the segment aligment for -N or -n with no load segment.
4452 * output.cc (Output_segment::add_output_section): Don't crash if
4453 the first section is a TLS section.
4454 (Output_segment::set_section_list_addresses): Print an error
4455 message if the address moves backward in a linker script.
4456 * script-sections.cc
4457 (Output_section_element_input::set_section_addresses): Don't
4458 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4459 (Orphan_output_section::set_section_addresses): Likewise.
4461 2009-10-15 Doug Kwan <dougkwan@google.com>
4463 * layout.cc (Layout::finish_dynamic_section): Generate tags
4464 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4465 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4466 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4468 2009-10-14 Ian Lance Taylor <iant@google.com>
4470 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4472 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4473 data_shdr fields of relinfo.
4474 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4475 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4476 R_386_TLS_LDO_32, adjust based on section flags.
4477 (Target_i386::Relocate::fix_up_ldo): Remove.
4479 2009-10-13 Ian Lance Taylor <iant@google.com>
4481 Add support for -pie.
4482 * options.h (class General_options): Add -pie and
4484 (General_options::output_is_position_independent): Test -pie.
4485 (General_options::output_is_executable): Return true if not shared
4486 and not relocatable.
4487 (General_options::output_is_pie): Remove.
4488 * options.cc (General_options::finalize): Reject incompatible uses
4490 * gold.cc (queue_middle_tasks): A -pie link is not static.
4491 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4492 * symtab.cc (Symbol::final_value_is_known): Return false if
4493 output_is_position_independent.
4494 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4495 output_is_position_independent.
4496 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4497 output_is_position_independent.
4498 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4499 output_is_position_independent.
4500 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4502 (basic_pie_test.o, basic_pie_test): New targets.
4503 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4504 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4505 (two_file_pie_test): New target.
4506 * testsuite/Makefile.in: Rebuild.
4507 * README: Remove note saying that -pie is not supported.
4509 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4511 * options.h (class General_options): Add -init and -fini.
4512 * layout.cc (Layout::finish_dynamic_section): Emit
4513 given init and fini functions.
4515 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4517 * gc.h (gc_process_relocs): Check if icf is enabled using new
4519 * gold.cc (queue_initial_tasks): Likewise.
4520 (queue_middle_tasks): Likewise.
4521 * object.cc (do_layout): Likewise.
4522 * symtab.cc (is_section_folded): Likewise.
4523 * main.cc (main): Likewise.
4524 * reloc.cc (Read_relocs::run): Likewise.
4525 (Sized_relobj::do_scan_relocs): Likewise.
4526 * icf.cc (is_function_ctor_or_dtor): New function.
4527 (Icf::find_identical_sections): Check if function is ctor or dtor when
4529 * options.h (General_options::icf): Change option to be an enum.
4530 (Icf_status): New enum.
4531 (icf_enabled): New method.
4532 (icf_safe_folding): New method.
4533 (set_icf_status): New method.
4534 (icf_status_): New variable.
4535 * (options.cc) (General_options::finalize): Set icf_status_.
4536 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4537 icf_test and icf_keep_unique_test to use the --icf enum flag.
4538 * testsuite/icf_safe_test.sh: New file.
4539 * testsuite/icf_safe_test.cc: New file.
4541 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4543 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4544 includes to gc.h and icf.h.
4545 * arm.cc: Include gc.h.
4546 * gold.cc: Likewise.
4547 * i386.cc: Likewise.
4548 * powerpc.cc: Likewise.
4549 * sparc.cc: Likewise.
4550 * x86_64.cc: Likewise.
4551 * gc.h: Include icf.h.
4553 2009-10-11 Ian Lance Taylor <iant@google.com>
4555 * plugin.cc: Include "gold.h" before other header files.
4557 2009-10-10 Chris Demetriou <cgd@google.com>
4559 * options.h (Input_file_argument::Input_file_type): New enum.
4560 (Input_file_argument::is_lib_): Replace with...
4561 (Input_file_argument::type_): New member.
4562 (Input_file_argument::Input_file_argument): Take Input_file_type
4563 'type' rather than boolean 'is_lib' as second argument.
4564 (Input_file_argument::is_lib): Use type_.
4565 (Input_file_argument::is_searched_file): New function.
4566 (Input_file_argument::may_need_search): Handle is_searched_file.
4567 * options.cc (General_options::parse_library): Support -l:filename.
4568 (General_options::parse_just_symbols): Update for Input_file_argument
4570 (Command_line::process): Likewise.
4571 * archive.cc (Archive::get_file_and_offset): Likewise.
4572 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4573 * script.cc (read_script_file, script_add_file): Likewise.
4574 * fileread.cc (Input_file::Input_file): Likewise.
4575 (Input_file::will_search_for): Handle is_searched_file.
4576 (Input_file::open): Likewise.
4577 * readsyms.cc (Read_symbols::get_name): Likewise.
4578 * testsuite/Makefile.am (searched_file_test): New test.
4579 * testsuite/Makefile.in: Regenerate.
4580 * testsuite/searched_file_test.cc: New file.
4581 * testsuite/searched_file_test_lib.cc: New file.
4583 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4584 Ian Lance Taylor <iant@google.com>
4586 * descriptor.cc: Include <cstdio> and "binary-io.h".
4587 (Descriptors::open): Open the files in binary mode always.
4588 * script.cc (Lex::get_token): Treat \r as whitespace.
4590 2009-10-09 Ian Lance Taylor <iant@google.com>
4592 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4594 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4595 Ian Lance Taylor <iant@google.com>
4597 * configure.ac: Check for readv function also.
4598 * fileread.cc (readv): Define if not HAVE_READV.
4599 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4601 * config.in: Regenerate.
4602 * configure: Regenerate.
4604 2009-10-09 Doug Kwan <dougkwan@google.com>
4606 * layout.cc (Layout::make_output_section): Call target hook to make
4607 ordinary output section.
4608 (Layout::finalize): Adjust parameter list of call the
4609 Target::may_relax().
4610 * layout.h (class Layout::section_list): New method.
4611 * merge.h (Output_merge_base::entsize): Change visibility to public.
4612 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4614 (Output_merge_string::do_is_string): New method.
4615 * object.cc (Sized_relobj::do_setup): renamed from
4616 Sized_relobj::set_up.
4617 * object.h (Sized_relobj::adjust_shndx,
4618 Sized_relobj::initializ_input_to_output_maps,
4619 Sized_relobj::free_input_to_output_maps): Change visibilities to
4621 (Sized_relobj::setup): Virtualize.
4622 (Sized_relobj::do_setup): New method declaration.
4623 (Sized_relobj::invalidate_section_offset,
4624 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4625 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4626 * options.cc (parse_int): New function.
4627 * options.h (parse_int): New declaration.
4628 (DEFINE_int): New macro.
4629 (stub_group_size): New option.
4630 * output.cc (Output_section::Output_section): Initialize memebers
4631 merge_section_map_, merge_section_by_properties_map_,
4632 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4633 (Output_section::add_input_section): Handled deferred code-fill
4634 generation and remove an old comment.
4635 (Output_section::add_relaxed_input_section): New method definition.
4636 (Output_section::add_merge_input_section): Use merge section by
4637 properties map to speed to search. Update merge section maps
4639 (Output_section::build_relaxation_map): New method definition.
4640 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4642 (Output_section::relax_input_section): Renamed to
4643 Output_section::convert_input_sections_to_relaxed_sections and change
4644 interface to take a vector of pointers to relaxed sections.
4645 (Output_section::find_merge_section,
4646 Output_section::find_relaxed_input_section): New method definitions.
4647 (Output_section::is_input_address_mapped,
4648 Output_section::output_offset, Output_section::output_address):
4649 Use output section data maps to speed up searching.
4650 (Output_section::find_starting_output_address): Add comments.
4651 (Output_section::do_write,
4652 Output_section::write_to_postprocessing_buffer): Do code-fill
4653 generation as appropriate.
4654 (Output_section::get_input_sections): Invalidate relaxed input section
4656 (Output_section::restore_states): Adjust type of checkpoint .
4657 Invalidate relaxed input section map.
4658 * output.h (Output_merge_base): New class declaration.
4659 (Input_section_specifier): New class defintion.
4660 (class Output_relaxed_input_section) Change base class to
4661 Output_section_data_build.
4662 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4663 base class initializer.
4664 (Output_section::add_relaxed_input_section): New method declaration.
4665 (Output_section::Input_section): Change visibility to protected.
4666 (Output_section::Input_section::relobj,
4667 Output_section::Input_section::shndx): Handle relaxed input sections.
4668 Output_section::input_sections) Change visibility to protected. Also
4669 define overload to return a non-const pointer.
4670 (Output_section::Merge_section_properties): New class defintion.
4671 (Output_section::Merge_section_by_properties_map,
4672 Output_section::Output_section_data_by_input_section_map,
4673 Output_section::Relaxation_map): New types.
4674 (Output_section::relax_input_section): Rename method to
4675 Output_section::convert_input_sections_to_relaxed_sections and change
4676 interface to take a vector of relaxed section pointers.
4677 (Output_section::find_merge_section,
4678 Output_section::find_relaxed_input_section,
4679 Output_section::build_relaxation_map,
4680 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4681 New method declarations.
4682 (Output_section::merge_section_map_
4683 Output_section::merge_section_by_properties_map_,
4684 Output_section::relaxed_input_section_map_,
4685 Output_section::is_relaxed_input_section_map_valid_,
4686 Output_section::generate_code_fills_at_write_): New data members.
4687 * script-sections.cc
4688 (Output_section_element_input::set_section_addresses): Call
4689 current_data_size and addralign methods of relaxed input sections.
4690 (Orphan_output_section::set_section_addresses): Call current_data_size
4691 and addralign methods of relaxed input sections.
4692 * symtab.cc (Symbol_table::compute_final_value): Extract template
4693 from the body of Symbol_table::sized_finalize_symbol.
4694 (Symbol_table::sized_finalized_symbol): Call
4695 Symbol_table::compute_final_value.
4696 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4697 (Symbol_table::compute_final_value): New templated method declaration.
4698 * target.cc (Target::do_make_output_section): New method defintion.
4699 * target.h (Target::make_output_section): New method declaration.
4700 (Target::relax): Add more parameters for input objects, symbol table
4701 and layout. Adjust call to do_relax.
4702 (Target::do_make_output_section): New method declaration.
4703 (Target::do_relax): Add parameters for input objects, symbol table
4706 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4708 * pread.c: Include stdio.h.
4710 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4712 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4715 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4717 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4718 Change read_shndx type to unsigned int.
4719 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4721 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4722 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4723 Change read_shndx type to unsigned int.
4724 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4726 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4727 * layout.cc (Layout::create_symtab_sections): Cast the result of
4728 local_symcount * symsize to off_t in the gold_assert.
4730 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4732 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4733 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4735 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4736 (Arm_relocate_functions::thm_abs5): New function.
4737 (Arm_relocate_functions::abs12): New function.
4738 (Arm_relocate_functions::abs16): New function.
4739 (Arm_relocate_functions::base_abs): New function.
4740 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4741 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4742 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4744 (Scan::global): Likewise.
4745 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4746 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4747 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4748 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4751 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4753 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4754 (Arm_relocate_functions::movt_prel): New function.
4755 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4756 (Arm_relocate_functions::thm_movt_prel): New function.
4757 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4758 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4759 (Scan::global, Relocate::relocate): Likewise.
4760 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4762 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4764 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4765 Incremental_checker.
4766 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4768 (class Incremental_inputs_header): New class.
4769 (Incremental_inputs_header_writer): Edit comment.
4770 (Incremental_inputs_entry): New class.
4771 (Incremental_inputs_entry_writer): Edit comment.
4772 (Sized_incremental_binary::do_find_incremental_inputs_section):
4773 Add *strtab_shndx parameter, fill it.
4774 (Sized_incremental_binary::do_check_inputs): New method.
4775 (Incremental_checker::can_incrementally_link_output_file): Use
4776 Sized_incremental_binary::check_inputs.
4777 (Incremental_inputs::report_command_line): Save command line in
4780 (Incremental_binary::find_incremental_inputs_section): New
4782 (Incremental_binary::do_find_incremental_inputs_section): Add
4783 strtab_shndx parameter.
4784 (Incremental_binary::do_check_inputs): New pure virtual method.
4785 (Sized_incremental_binary::do_check_inputs): Declare.
4786 (Incremental_checker::Incremental_checker): Add incremental_inputs
4787 parameter, use it to initialize incremental_inputs_.
4788 (Incremental_checker::incremental_inputs_): New field.
4789 (Incremental_checker::command_line): New method.
4790 (Incremental_checker::inputs): New method.
4791 (Incremental_checker::command_line_): New field.
4793 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4795 * incremental.cc: Include <cstdarg> and "target-select.h".
4796 (vexplain_no_incremental): New function.
4797 (explain_no_incremental): New function.
4798 (Incremental_binary::error): New method.
4799 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4801 (make_sized_incremental_binary): New function.
4802 (open_incremental_binary): New function.
4803 (can_incrementally_link_file): Add checks if output is ELF and has
4805 * incremental.h: Include "elfcpp_file.h" and "output.h".
4806 (Incremental_binary): New class.
4807 (Sized_incremental_binary): New class.
4808 (open_incremental_binary): Declare.
4809 * object.cc (is_elf_object): Use
4810 elfcpp::Elf_recognizer::is_elf_file.
4811 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4812 * output.h (Output_file::filesize): New method.
4814 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4816 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4818 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4819 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4821 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4823 (Arm_relocate_functions::movw_abs_nc): New function.
4824 (Arm_relocate_functions::movt_abs): New function.
4825 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4826 (Arm_relocate_functions::thm_movt_abs): New function.
4827 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4828 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4829 (Scan::global): Likewise.
4830 (Relocate::relocate): Likewise.
4831 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4833 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4835 * arm.cc (Arm_relocate_functions::got_prel) New function.
4836 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4837 (Relocate::relocate): Likewise.
4838 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4840 2009-10-06 Ian Lance Taylor <iant@google.com>
4842 * options.h (class General_options): Define
4843 split_stack_adjust_size parameter.
4844 * object.h (class Object): Add uses_split_stack_ and
4845 has_no_split_stack_ fields. Add uses_split_stack and
4846 has_no_split_stack accessor functions. Declare
4847 handle_split_stack_section.
4848 (class Reloc_symbol_changes): Define.
4849 (class Sized_relobj): Define Function_offsets. Declare
4850 split_stack_adjust, split_stack_adjust_reltype, and
4852 * object.cc (Object::handle_split_stack_section): New function.
4853 (Sized_relobj::do_layout): Call handle_split_stack_section.
4854 * dynobj.cc (Sized_dynobj::do_layout): Call
4855 handle_split_stack_section.
4856 * reloc.cc (Sized_relobj::relocate_sections): Call
4857 split_stack_adjust for executable sections in split_stack
4858 objects. Pass reloc_map to relocate_section.
4859 (Sized_relobj::split_stack_adjust): New function.
4860 (Sized_relobj::split_stack_adjust_reltype): New function.
4861 (Sized_relobj::find_functions): New function.
4862 * target-reloc.h: Include "object.h".
4863 (relocate_section): Add reloc_symbol_changes parameter. Change
4865 * target.h (class Target): Add calls_non_split method. Declare
4866 do_calls_non_split virtual method. Declare match_view and
4868 * target.cc: Include "elfcpp.h".
4869 (Target::do_calls_non_split): New function.
4870 (Target::match_view): New function.
4871 (Target::set_view_to_nop): New function.
4872 * gold.cc (queue_middle_tasks): Give an error if mixing
4873 split-stack and non-split-stack objects with -r.
4874 * i386.cc (Target_i386::relocate_section): Add
4875 reloc_symbol_changes parameter.
4876 (Target_i386::do_calls_non_split): New function.
4877 * x86_64.cc (Target_x86_64::relocate_section): Add
4878 reloc_symbol_changes parameter.
4879 (Target_x86_64::do_calls_non_split): New function.
4880 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4882 * powerpc.cc (Target_powerpc::relocate_section): Add
4883 reloc_symbol_changes parameter.
4884 * sparc.cc (Target_sparc::relocate_section): Add
4885 reloc_symbol_changes parameter.
4886 * configure.ac: Call AM_CONDITIONAL for the default target.
4887 * configure: Rebuild.
4888 * testsuite/Makefile.am (TEST_AS): New variable.
4889 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4890 (check_DATA): Add split_i386 and split_x86_64 files.
4891 (SPLIT_DEFSYMS): Define.
4892 (split_i386_[1234n].o): New targets.
4893 (split_i386_[124]): New targets.
4894 (split_i386_[1234r].stdout): New targets.
4895 (split_x86_64_[1234n].o): New targets.
4896 (split_x86_64_[124]): New targets.
4897 (split_x86_64_[1234r].stdout): New targets.
4898 (MOSTLYCLEANFILES): Add new executables.
4899 * testsuite/split_i386.sh: New file.
4900 * testsuite/split_x86_64.sh: New file.
4901 * testsuite/split_i386_1.s: New file.
4902 * testsuite/split_i386_2.s: New file.
4903 * testsuite/split_i386_3.s: New file.
4904 * testsuite/split_i386_4.s: New file.
4905 * testsuite/split_i386_n.s: New file.
4906 * testsuite/split_x86_64_1.s: New file.
4907 * testsuite/split_x86_64_2.s: New file.
4908 * testsuite/split_x86_64_3.s: New file.
4909 * testsuite/split_x86_64_4.s: New file.
4910 * testsuite/split_x86_64_n.s: New file.
4911 * testsuite/testfile.cc (Target_test): Update relocation_section
4913 * testsuite/Makefile.in: Rebuild.
4915 2009-10-06 Ian Lance Taylor <iant@google.com>
4917 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4918 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4919 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4920 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4921 the address on ldo_addrs_.
4922 (Target_i386::Relocate::fix_up_ldo): New function.
4924 2009-10-06 Rafael Espindola <espindola@google.com>
4926 * plugin.cc (add_input_library): New.
4927 (Plugin::load): Add add_input_library to tv.
4928 (Plugin_manager::add_input_file): Add the is_lib argument.
4929 (add_input_file): Update call to Plugin_manager::add_input_file.
4930 (add_input_library): New.
4931 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4933 2009-09-30 Doug Kwan <dougkwan@google.com>
4935 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4936 symbol and call Symbol::may_need_copy_reloc to determine if
4937 a copy reloc is needed.
4938 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4939 nocopyreloc is given in command line.
4940 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4941 given in command line.
4942 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4943 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4944 of the removed Target_i386::may_need_copy_reloc.
4945 * options.h (copyreloc): New option with default value false.
4946 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4947 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4948 instead of the removed Target_powerpc::may_need_copy_reloc.
4949 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4950 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4951 instead of the removed Target_sparc::may_need_copy_reloc.
4952 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4953 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4954 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4955 instead of the removed Target_x86_64::may_need_copy_reloc.
4957 2009-09-30 Ian Lance Taylor <iant@google.com>
4959 * object.h (class Object): Remove target_ field, and target,
4960 sized_target, and set_target methods.
4961 (Object::sized_target): Remove.
4962 (class Sized_relobj): Update declarations. Remove sized_target.
4963 * object.cc (Sized_relobj::setup): Remove target parameter.
4965 (Input_objects::add_object): Don't do anything with the target.
4966 (make_elf_sized_object): Add punconfigured parameter. Change all
4967 callers. Set or test parameter target.
4968 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4970 * parameters.cc (Parameters::set_target): Change parameter type to
4972 (Parameters::default_target): Remove.
4973 (set_parameters_target): Change parameter type to be non-const.
4974 (parameters_force_valid_target): New function.
4975 (parameters_clear_target): New function.
4976 * parameters.h (class Parameters): Update declarations. Remove
4977 default_target method. Add sized_target and clear_target
4978 methods. Change target_ to be non-const.
4979 (set_parameters_target): Update declaration.
4980 (parameters_force_valid_target): Declare.
4981 (parameters_clear_target): Declare.
4982 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4983 as NULL if we aren't searching.
4984 (Add_symbols::run): Don't check for compatible target.
4985 * fileread.cc (Input_file::open_binary): Call
4986 parameters_force_valid_target.
4987 * gold.cc (queue_middle_tasks): Likewise.
4988 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4989 set_target on object.
4990 * dynobj.h (class Sized_dynobj): Update declarations.
4991 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4992 make_elf_object returns NULL.
4993 (Archive::include_member): Don't check whether object target is
4995 * output.cc (Output_section::add_input_section): Get target from
4997 (Output_section::relax_input_section): Likewise.
4998 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5000 (Sized_relobj::do_scan_relocs): Likewise.
5001 (Sized_relobj::relocate_sections): Likewise.
5002 * resolve.cc (Symbol_table::resolve): Likewise.
5003 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5004 parameter. Change all callers.
5005 (Symbol_table::add_from_object): Get target from parameters.
5006 (Symbol_table::add_from_relobj): Don't check object target.
5007 (Symbol_table::add_from_dynobj): Likewise.
5008 (Symbol_table::define_special_symbol): Get target from
5010 * symtab.h (class Symbol_table): Update declaration.
5011 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5012 parameter. Change all callers. Clear parameter target.
5013 (Binary_test): Test target here.
5014 * testsuite/object_unittest.cc (gold_testsuite): Remove
5015 target_test_pointer parameter. Change all callers.
5016 (Object_test): Test target here.
5018 2009-09-26 Ian Lance Taylor <iant@google.com>
5020 * testsuite/initpri1.c: Don't try to use constructor priorities if
5021 compiling with gcc before 4.3.
5023 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5025 * testsuite/retain_symbols_file_test.sh (check_present): Change
5026 output file name to retain_symbols_file_test.stdout.
5027 (check_absent): Likewise.
5029 2009-09-18 Craig Silverstein <csilvers@google.com>
5031 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5032 * options.cc: Include <cerrno> and <fstream>.
5033 (General_options::finalize): Parse -retain-symbols-file tag.
5034 * options.h: New flag.
5035 (General_options): New method should_retain_symbol, new
5036 variable symbols_to_retain.
5037 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5038 should_retain_symbol map.
5039 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5040 * testsuite/Makefile.in: Regenerate.
5041 * testsuite/retain_symbols_file_test.sh: New file.
5043 2009-09-18 Nick Clifton <nickc@redhat.com>
5045 * po/es.po: Updated Spanish translation.
5047 2009-09-17 Doug Kwan <dougkwan@google.com>
5049 * debug.h (DEBUG_RELAXATION): New constant.
5050 (DEBUG_ALL): Add DEBUG_RELAXATION.
5051 (debug_string_to_enum): Add relaxation debug option.
5053 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5054 Layout::Relaxation_debug_check::read_sections,
5055 Layout::Relaxation_debug_check::read_sections): New method definitions.
5056 (Layout::Layout): Initialize data members
5057 record_output_section_data_from_scrips_,
5058 script_output_section_data_list_ and relaxation_debug_check_.
5059 (Layout::save_segments, Layout::restore_segments,
5060 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5061 Layout::relaxation_loop_body): New method definitions.
5062 (Layout::finalize): Support relaxation. Move section layout code to
5063 Layout::relaxation_loop_body.
5064 (Layout::set_asection_address_from_script): Move code for orphan
5065 section placement out.
5066 (Layout::place_orphan_sections_in_script): New method definition.
5067 * layout.h (Output_segment_headers, Output_file_header):
5068 New forward class declarations.
5069 (Layout::~Layout): Define.
5070 (Layout::new_output_section_data_from_script): New method definition.
5071 (Layout::place_orphan_sections_in_script): New method declaration.
5072 (Layout::Segment_states): New type declaration.
5073 (Layout::save_segments, Layout::restore_segments,
5074 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5075 Layout::relaxation_loop_body): New method declarations.
5076 (Layout::Output_section_data_list): New type declaration.
5077 (Layout::Relaxation_debug_check): New class definition.
5078 (Layout::record_output_section_data_from_script_,
5079 Layout::script_output_section_data_list_, Layout::segment_states_,
5080 Layout::relaxation_debug_check_): New data members.
5081 * output.cc: (Output_section_headers::do_size): New method definition.
5082 (Output_section_headers::Output_section_headers): Move size
5083 computation to Output_section_headers::do_size.
5084 (Output_segment_headers::do_size): New method definition.
5085 (Output_file_header::Output_file_header): Move size computation to
5086 Output_file_header::do_size and call it.
5087 (Output_file_header::do_size): New method definition.
5088 (Output_data_group::Output_data_group): Adjust call to
5089 Output_section_data.
5090 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5091 (Output_symtab_xindex::do_write): Add array bound check.
5092 (Output_section::Input_section::print_to_mapfile): Handle
5093 RELAXED_INPUT_SECTION_CODE.
5094 (Output_section::Output_section): Initialize data member checkpoint_.
5095 (Output_section::~Output_section): Delete checkpoint object pointed
5097 (Output_section::add_input_section): Always add an Input_section if
5099 (Output_section::add_merge_input_section): Add assert.
5100 (Output_section::relax_input_section): New method definition.
5101 (Output_section::set_final_data_size): Set load address to zero for
5102 an unallocated section.
5103 (Output_section::do_address_and_file_offset_have_reset_values):
5104 New method definition.
5105 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5106 Handle relaxed input section.
5107 (Output_section::sort_attached_input_sections): Checkpoint input
5108 section list lazily.
5109 (Output_section::get_input_sections): Change type of input_sections to
5110 list of Simple_input_section pointers. Checkpoint input section list
5111 lazily. Also handle relaxed input sections.
5112 (Output_section::add_input_section_for_script): Take a reference to
5113 a Simple_input_section object instead of Relobj pointer and section
5114 index as parameter. Handle relaxed input sections.
5115 (Output_section::save_states, Output_section::restore_states): New
5117 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5118 (Output_data::is_data_size_fixed): New method definition.
5119 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5121 (Output_data::address_and_file_offset_have_reset_values): New method
5123 (Output_data::do_address_and_file_offset_have_reset_values): New method
5125 (Output_data::set_data_size): Check that data size is not fixed.
5126 (Output_data::fix_data_size): New method definition.
5127 (Output_data::is_data_size_fixed_): New data member.
5128 (Output_section_headers::set_final_data_size): New method definition.
5129 (Output_section_headers::do_size): New method declaration.
5130 (Output_segment_headers::set_final_data_size): New method definition.
5131 (Output_segment_headers::do_size): New method declaration.
5132 (Output_file_header::set_final_data_size)::New method definition.
5133 (Output_file_header::do_size)::New method declaration.
5134 (Output_section_data::Output_section_data): Add new parameter
5135 is_data_size_fixed and use it to fix data size.
5136 (Output_data_const::Output_data_const): Adjust call to base class
5137 constructor and fix data size.
5138 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5139 base class constructor and fix data size.
5140 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5141 base class constructor and fix data size.
5142 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5143 class constructor and fix data size.
5144 (Output_data_group::set_final_data_size): New method definition.
5145 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5146 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5147 class constructor and fix data size.
5148 (Output_relaxed_input_section): New class definition.
5149 (Output_section::Simple_input_section): New class definition.
5150 (Output_section::get_input_sections): Adjust parameter list.
5151 (Output_section::add_input_section_for_script): Same.
5152 (Output_section::save_states, Output_section::restore_states,
5153 Output_section::do_address_and_file_offset_have_reset_values,
5154 (Output_section::Input_section::Input_section): Handle
5155 RELAXED_INPUT_SECTION_CODE. Add new overload for
5156 Output_relaxed_input_section.
5157 (Output_section::Input_section::is_input_section,
5158 Output_section::Input_section::set_output_section): Handle relaxed
5160 (Output_section::Input_section::is_relaxed_input_section,
5161 Output_section::Input_section::output_section_data,
5162 Output_section::Input_section::relaxed_input_section): New method
5164 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5166 (Output_section::Input_section::u1_): Update comments.
5167 (Output_section::Input_section::u2_): Add new union member poris.
5168 (Output_section::Checkpoint_output_section): New classs definition.
5169 (Output_section::relax_input_section): New method declaration.
5170 (Output_section::checkpoint_): New data member.
5171 (Output_segment): Update comments.
5172 (Output_segment::Output_segment): Un-privatize copy constructor.
5173 (Output_segment::operator=): Un-privatize.
5174 * script-sections.cc (Output_section_element::Input_section_list):
5175 Change element type to Output_section::Simple_input_section.
5176 (Output_section_element_dot_assignment::set_section_addresses):
5177 Register output section data for relaxation clean up.
5178 (Output_data_exression::Output_data_expression): Adjust call to base
5179 constructor to fix data size.
5180 (Output_section_element_data::set_section_addresses): Register
5181 Output_data_expression object for relaxation clean up.
5182 (struct Input_section_info): Replace Relobj pointer and section index
5183 pair with Output_section::Simple_input_section and Convert struct to a
5185 (Input_section_sorter::operator()): Adjust access to
5186 Input_section_info data member to use accessors.
5187 (Output_section_element_input::set_section_addresses): Use layout
5188 parameter. Adjust code to use Output_section::Simple_input_section
5189 and Input_secction_info classes. Register filler for relaxation
5191 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5192 and section index pair with Output_section::Simple_input_section
5193 class. Adjust code accordingly.
5194 (Phdrs_element::release_segment): New method definition.
5195 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5197 (Script_sections::release_segments): New method definition.
5198 * gold/script-sections.h (Script_sections::release_segments): New
5200 * gold/target.h (Target::may_relax, Target::relax,
5201 Target::do_may_relax, Target::do_relax): New method definitions.
5203 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5205 * arm.cc (has_signed_unsigned_overflow): New function.
5206 (Arm_relocate_functions::abs8): New function.
5207 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5208 (Target_arm::Scan::global): Likewise.
5209 (Target_arm::relocate::relocate): Likewise.
5210 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5213 2009-09-16 Cary Coutant <ccoutant@google.com>
5215 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5216 * testsuite/Makefile.in: Regenerate.
5218 2009-09-11 Nick Clifton <nickc@redhat.com>
5220 * po/gold.pot: Updated by the Translation project.
5222 2009-09-08 Cary Coutant <ccoutant@google.com>
5224 * output.cc (Output_file::open): Add execute permission to empty file.
5225 * testsuite/Makefile.am (permission_test): New test.
5226 * testsuite/Makefile.in: Regenerate.
5228 2009-09-02 Ian Lance Taylor <iant@google.com>
5230 * output.cc (Output_file::resize): Call map_no_anonymous rather
5233 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5235 * gold.cc: Include "incremental.h".
5236 (queue_initial_tasks): Call Incremental_checker methods.
5237 * incremental.cc: Include "output.h".
5238 (Incremental_checker::can_incrementally_link_output_file): New
5240 * incremental.h (Incremental_checker): New class.
5242 * output.cc (Output_file::open_for_modification): New method.
5243 (Output_file::map_anonymous): Changed return type to bool. Record
5245 (Output_file::map_no_anonymous): New method, broken out of map.
5246 (Output_file::map): Use map_no_anonymous and map_anonymous.
5247 * output.h (class Output_file): Update declarations.
5249 2009-08-24 Cary Coutant <ccoutant@google.com>
5251 * options.h (Command_line::Pre_options): New class.
5252 (Command_line::pre_options): New member.
5253 * options.cc (gold::options::ready_to_register): New variable.
5254 (One_option::register_option): Do nothing if not registering options.
5255 Assert if same short option registered twice.
5256 (General_options::General_options): Turn off option registration when
5258 (Command_line::Pre_options::Pre_options): New constructor.
5260 2009-08-24 Cary Coutant <ccoutant@google.com>
5262 * options.h (General_options::no_keep_memory): Remove incorrect
5265 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5267 * Makefile.am (am__skiplex, am__skipyacc): New.
5268 * Makefile.in: Regenerate.
5270 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5272 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5273 (INCLUDES): ... this.
5274 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5275 (AM_CPPFLAGS): Renamed from ...
5276 (INCLUDE): ... this.
5277 * Makefile.in, testsuite/Makefile.in: Regenerate.
5279 * Makefile.in: Regenerate.
5280 * aclocal.m4: Likewise.
5281 * config.in: Likewise.
5282 * configure: Likewise.
5283 * testsuite/Makefile.in: Likewise.
5285 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5286 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5287 * Makefile.in: Regenerate.
5288 * testsuite/Makefile.in: Regenerate.
5290 2009-08-19 Cary Coutant <ccoutant@google.com>
5292 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5293 symbols in shared libraries overridden by hidden or internal symbols
5294 in the main program.
5296 2009-08-19 Chris Demetriou <cgd@google.com>
5298 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5299 checking source file names in error messages.
5301 2009-08-18 Doug Kwan <dougkwan@google.com>
5303 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5304 an elcpp::Ehdr as parameter. Adjust call to set_target.
5305 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5306 an elfcpp::Ehdr as parameter.
5307 * object.cc (Object::set_target): Remove the version that looks up
5308 a target and sets it.
5309 (Sized_relobj::setup): Take a Target object instead of
5310 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5311 (make_elf_sized_object): Find target and ask target to
5313 * object.h: (Object::set_target): Remove the version that looks up
5314 a target and sets it.
5315 (Sized_relobj::setup): Take a Target object instead of
5316 an elfcpp:Ehdr as parameter.
5317 * target.cc: Include dynobj.h.
5318 (Target::do_make_elf_object_implementation): New.
5319 (Target::do_make_elf_object): New.
5320 * target.h (Target::make_elf_object): New template declaration.
5321 (Target::do_make_elf_object): New method declarations.
5322 (Target::do_make_elf_object_implementation): New template declaration.
5324 2009-08-14 Ian Lance Taylor <iant@google.com>
5326 * gold.h (FUNCTION_NAME): Define.
5327 (gold_unreachable): Use FUNCTION_NAME.
5329 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5331 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5332 symbol in the --keep-unique list is not found.
5334 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5336 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5337 been maked as --keep-unique.
5338 (Icf::unfold_section): New function.
5339 * icf.h (Icf::unfold_section): New function.
5340 * options.h (General_options::keep_unique): New option.
5341 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5342 * testsuite/Makefile.in: Regenerate.
5343 * testsuite/icf_keep_unique_test.sh: New file.
5344 * testsuite/icf_keep_unique_test.cc: New file.
5346 2009-08-12 Cary Coutant <ccoutant@google.com>
5349 * resolve.cc (Symbol_table::resolve): Check for references from
5350 dynamic objects to hidden and internal symbols.
5351 * testsuite/Makefile.am (hidden_test.sh): New test.
5352 * testsuite/Makefile.in: Regenerate.
5353 * testsuite/hidden_test.sh: New script.
5354 * testsuite/hidden_test_1.c: New test source.
5355 * testsuite/hidden_test_main.c: New test source.
5357 2009-08-11 Doug Kwan <dougkwan@google.com>
5359 * arm.cc: Update comments.
5360 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5361 segment to locate the .ARM.exidx section if present.
5363 2009-08-09 Doug Kwan <dougkwan@google.com>
5365 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5368 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5369 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5372 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5374 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5375 valid tls_segment only for non-debug-section relocations.
5376 * testsuite/Makefile.am: Add gc_tls_test.
5377 * testsuite/Makefile.in: Regenerate.
5378 * testsuite/gc_tls_test.cc: New file.
5379 * testsuite/gc_tls_test.sh: New file.
5381 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5385 * Makefile.am (CCFILES): Add icf.cc.
5387 * Makefile.in: Regenerate.
5388 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5389 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5390 section, symbol and addend information for the relocs.
5391 * gold.cc (queue_middle_tasks): Call identical code folding.
5392 * gold.h: Add defines for multimap.
5393 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5394 to the call of finalize_local_symbols.
5395 * main.cc (main): Create object of class Icf.
5396 * object.cc (Sized_relobj::do_layout): Allow this function to be
5397 called twice during icf.
5398 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5399 to sections marked as identical by icf.
5400 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5402 (Sized_relobj::do_section_entsize): New function.
5403 * object.h (Object::section_entsize): New function.
5404 (Object::do_section_entsize): New pure virtual function.
5405 (Relobj::finalize_local_symbols): Add new parameter.
5406 (Relobj::do_section_entsize): New function.
5407 * options.h (General_options::icf): New option.
5408 (General_options::icf_iterations): New option.
5409 (General_options::print_icf_sections): New option.
5410 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5411 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5412 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5414 * symtab.cc (Symbol_table::is_section_folded): New function.
5415 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5416 to sections marked as identical by icf.
5417 * symtab.h (Symbol_table::set_icf): New function.
5418 (Symbol_table::icf): New function.
5419 (Symbol_table::is_section_folded): New function.
5420 (Symbol_table::icf_): New data member.
5421 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5422 * testsuite/Makefile.am: Add commands to build icf_test.
5423 * testsuite/Makefile.in: Regenerate.
5424 * testsuite/icf_test.sh: New file.
5425 * testsuite/icf_test.cc: New file.
5427 2009-07-24 Chris Demetriou <cgd@google.com>
5429 * layout.cc (is_compressible_debug_section): Fix incorrect
5430 comment about compressed section names.
5432 2009-07-20 Ian Lance Taylor <ian@airs.com>
5435 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5437 2009-07-16 Ian Lance Taylor <iant@google.com>
5440 * layout.h: #include <map>.
5441 (class Kept_section): Change from struct to class. Add accessors
5442 and setters. Add section size to Comdat_group mapping. Change
5443 Comdat_group to std::map. Add is_comdat_ field. Add
5444 linkonce_size field in union.
5445 (class Layout): Update declaration of find_or_add_kept_section.
5446 Don't declare find_kept_object.
5447 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5448 parameter. Add object, shndx, is_comdat, and is_group_name
5449 parameters. Change all callers. Adjust for new Kept_section.
5450 (Layout::find_kept_object): Remove.
5451 * object.cc (Sized_relobj::include_section_group): Update use of
5452 Kept_section. Rename secnum to shndx. Only record
5453 Kept_comdat_section if sections are the same size.
5454 (Sized_relobj::include_linkonce_section): Update use of
5455 Kept_section. Only record Kept_comdat_section if sections are the
5456 same size. Set size of linkonce section.
5457 (Sized_relobj::map_to_kept_section): Update call to
5458 get_kept_comdat_section.
5459 * object.h (class Sized_relobj): Rename fields in
5460 Kept_comdat_section to drop trailing underscores; change object
5461 field to Relobj*. Change Kept_comdat_section_table to store
5462 struct rather than pointer.
5463 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5464 Add kept_object and kept_shndx parameters. Change all callers.
5465 (Sized_relobj::get_kept_comdat_section): Change return type to
5466 bool. Add kept_object and kept_shndx parameters. Change all
5468 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5469 Layout::find_or_add_kept_section.
5471 2009-07-09 Ian Lance Taylor <iant@google.com>
5473 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5474 Reserve space in the hash table.
5476 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5478 * fileread.cc (File_read::get_mtime): New method.
5479 * fileread.h (Timespec): New structure.
5480 (File_read::get_mtime): New method.
5481 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5482 Renamed from timestamp_nsec.
5483 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5485 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5487 (Incremental_inputs::report_archive): Save mtime; style fix.
5488 (Incremental_inputs::report_obejct): Save mtime; style fix.
5489 (Incremental_inputs::report_script): Save mtime; style fix.
5490 (Incremental_inputs::finalize_inputs): Style fix.
5491 (Incremental_inputs::finalize): Style fix.
5492 (Incremental_inputs::create_input_section_data): Store inputs
5494 * incremental.h (Incremental_inputs::report_script): Add mtime
5496 (Incremental_inputs::Input_info::Input_info): Intialize only one
5498 (Incremental_inputs::Input_info::archive): Move to nameless
5500 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5501 (Incremental_inputs::Input_info::script): Move to nameless union.
5502 (Incremental_inputs::mtime): New field.
5503 * script.cc (read_input_script): Pass file mtime to
5505 * script.h (Script_info::inputs): Style fix.
5507 2009-07-01 Ian Lance Taylor <ian@airs.com>
5509 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5512 2009-06-24 Ian Lance Taylor <iant@google.com>
5515 * layout.cc (Layout::choose_output_section): If we find an
5516 existing section, update the flags.
5517 (Layout::create_notes): New function, broken out of
5519 (Layout::finalize): Don't create note sections.
5520 (Layout::create_note): Don't crash if linker script discards
5522 (Layout::create_gold_note): Likewise.
5523 (Layout::create_build_id): Likewise. Don't set
5524 after_input_sections on the section.
5525 (Layout::create_executable_stack_info): Remove target parameter.
5527 * layout.h (class Layout): Declare create_notes. Update
5528 declaration of create_executable_stack_info.
5529 * gold.cc (queue_middle_tasks): Call create_notes.
5530 * output.cc (Output_section::update_flags_for_input_section): Move
5531 here from output.h. If SHF_ALLOC flag is newly set, mark address
5533 * output.h (Output_data::mark_address_invalid): New function.
5534 (class Output_section): Only declare, not define,
5535 update_flags_for_input_section. Remove set_flags.
5537 2009-06-24 Ian Lance Taylor <iant@google.com>
5539 * script-sections.cc (Output_section_definition::
5540 set_section_addresses): Rename shadowing local load_address to
5543 2009-06-24 Ian Lance Taylor <iant@google.com>
5546 * reloc.cc (relocate_sections): Skip empty relocation sections.
5548 2009-06-23 Ian Lance Taylor <iant@google.com>
5551 * layout.cc (Layout::create_note): Use choose_output_section
5552 rather than make_output_section.
5554 2009-06-23 Ian Lance Taylor <iant@google.com>
5557 * options.cc (General_options::parse_V): Set printed_version_.
5558 (General_options::General_options): Initialize printed_version_.
5559 * options.h (class General_options): Add printed_version_ field.
5560 * gold.cc (queue_initial_tasks): If there are no input files,
5561 don't give a fatal error if we printed the version information.
5562 (queue_middle_tasks): If using -r with a shared object, give a
5563 fatal error rather than an ordinary error.
5565 2009-06-23 Ian Lance Taylor <iant@google.com>
5568 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5569 (Layout::make_output_section): Set have_stabstr_section_ if we see
5570 a .stab*str section.
5571 (Layout::finalize): Call link_stabs_sections.
5572 (Layout::link_stabs_sections): New file.
5573 * layout.h (class Layout): Add have_stabstr_section_ field.
5574 Declare link_stabs_sections.
5576 2009-06-23 Doug Kwan <dougkwan@google.com>
5578 * Makefile.am (libgold_a_LIBADD): New.
5579 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5580 * Makefile.in: Regenerate.
5581 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5582 * configure: Regenerate.
5583 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5584 * fileread.cc: Include sys/state.h
5585 * gold.h: Declare memmem and strndup if found missing.
5586 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5588 2009-06-23 Ian Lance Taylor <iant@google.com>
5590 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5591 * configure: Rebuild.
5593 2009-06-23 Ian Lance Taylor <iant@google.com>
5596 * object.cc (Object::section_contents): Don't try to get a view if
5597 the section has length zero.
5598 (Object::handle_gnu_warning_section): If the section is empty, use
5599 the name of the section as the warning.
5601 2009-06-23 Ian Lance Taylor <iant@google.com>
5604 * stringpool.h (class Stringpool_template): Add optimize_ field.
5605 (Stringpool_template::set_optimize): New function.
5606 * stringpool.cc (Stringpool_template::Stringpool_template):
5607 Initialize optimize_ field.
5608 (Stringpool_template::set_string_offsets): Test local optimize
5609 fild rather than parameter.
5610 * layout.cc (Layout::Layout): Call set_optimize on the section
5613 2009-06-22 Ian Lance Taylor <iant@google.com>
5616 * yyscript.y: Parse TARGET.
5617 * script.cc (script_set_target): New function.
5618 * script-c.h (script_set_target): Declare.
5619 * options.cc (General_options::string_to_object_format): Rename
5620 from string_to_object_format in anonymous namespace. Change
5622 * options.h (class General_options): Declare
5623 string_to_object_format.
5625 2009-06-22 Ian Lance Taylor <iant@google.com>
5627 * script-sections.cc (Script_sections::create_segments): Don't put
5628 program headers in a PT_LOAD segment if -n or -N.
5630 2009-06-22 Ian Lance Taylor <iant@google.com>
5633 * options.h (class General_options): Add -z lazy and -z now. Sort
5634 -z options into alphabetical order.
5635 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5637 2009-06-21 Ian Lance Taylor <iant@google.com>
5639 * layout.cc (Layout::make_output_section): Call
5640 Target::new_output_section.
5641 (Layout::attach_allocated_section_to_segment): Put large section
5642 sections in a separate load segment with the large segment flag
5644 (Layout::segment_precedes): Sort large data segments after other
5646 (align_file_offset): New static function.
5647 (Layout::set_segment_offsets): Use align_file_offset.
5648 * output.h (class Output_section): Add is_small_section_ and
5649 is_large_section_ fields.
5650 (Output_section::is_small_section): New function.
5651 (Output_section::set_is_small_section): New function.
5652 (Output_section::is_large_section): New function.
5653 (Output_section::set_is_large_section): New function.
5654 (Output_section::is_large_data_section): New function.
5655 (class Output_segment): Add is_large_data_segment_ field.
5656 (Output_segment::is_large_data_segment): New function.
5657 (Output_segment::set_is_large_data_segment): New function.
5658 * output.cc (Output_section::Output_section): Initialize new
5660 (Output_segment::Output_segment): Likewise.
5661 (Output_segment::add_output_section): Add assertion that large
5662 data sections always go in large data segments. Force small data
5663 sections to the end of the list of data sections. Force small BSS
5664 sections to the start of the list of BSS sections. For large BSS
5665 sections to the end of the list of BSS sections.
5666 * symtab.h (class Symbol): Declare is_common_shndx.
5667 (Symbol::is_defined): Check Symbol::is_common_shndx.
5668 (Symbol::is_common): Likewise.
5669 (class Symbol_table): Define enum Commons_section_type. Update
5670 declarations. Add small_commons_ and large_commons_ fields.
5671 * symtab.cc (Symbol::is_common_shndx): New function.
5672 (Symbol_table::Symbol_table): Initialize new fields.
5673 (Symbol_table::add_from_object): Put small and large common
5674 symbols in the right list.
5675 (Symbol_table::sized_finalized_symbol): Check
5676 Symbol::is_common_shndx.
5677 (Symbol_table::sized_write_globals): Likewise.
5678 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5679 common symbol lists. Don't call do_allocate_commons_list if the
5681 (Symbol_table::do_allocate_commons_list): Remove is_tls
5682 parameter. Add comons_section_type parameter. Change all
5683 callers. Handle small and large common symbols.
5684 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5685 Symbol::is_common_shndx.
5686 * resolve.cc (symbol_to_bits): Likewise.
5687 * target.h (Target::small_common_shndx): New function.
5688 (Target::small_common_section_flags): New function.
5689 (Target::large_common_shndx): New function.
5690 (Target::large_common_section_flags): New function.
5691 (Target::new_output_section): New function.
5692 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5693 small_common_section_flags, and large_common_section_flags
5695 (Target::do_new_output_section): New virtual function.
5696 * arm.cc (Target_arm::arm_info): Initialize new fields.
5697 * i386.cc (Target_i386::i386_info): Likewise.
5698 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5700 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5701 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5702 (Target_x86_64::do_new_output_section): New function.
5703 * configure.ac: Define conditional MCMODEL_MEDIUM.
5704 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5705 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5706 (large_LDFLAGS): Define.
5707 * testsuite/large.c: New file.
5708 * testsuite/testfile.cc (Target_test::test_target_info):
5709 Initialize new fields.
5710 * configure, testsuite/Makefile.in: Rebuild.
5712 2009-06-05 Doug Kwan <dougkwan@google.com>
5714 * Makefile.am (CCFILES): Add target.cc.
5715 * Makefile.in: Regenerate.
5716 * i386.cc (class Target_i386): Define new virtual method to
5717 override do_is_local_label_name in parent.
5718 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5719 local symbols if --discard-locals or -X is given.
5720 * options.h (class General_options): Declare new options
5721 '--discard-locals' and '-X' for discarding locals.
5722 * target.h (class Target): Define new methods is_local_label_name.
5723 Declare new virtual method do_is_local_label_name.
5724 * target.cc: New file.
5725 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5726 (check_SCRIPTS): Add discard_locals_test.sh.
5727 (check_DATA): Add discard_local_tests.syms.
5728 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5729 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5730 * testsuite/Makefile.in: Regenerate.
5731 * testsuite/discard_locals_test.c: New file.
5732 * testsuite/discard_locals_test.sh: Same.
5734 2009-06-05 Doug Kwan <dougkwan@google.com>
5736 * object.cc (Sized_relobj::Sized_relobj): Initialize
5737 discarded_eh_frame_shndx_ to -1U.
5738 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5740 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5741 a discarded .eh_frame section.
5742 (Sized_relobj::do_finalize_local_symbols): Ditto.
5743 * object.h (class Sized_relobj): Declare new member
5744 discarded_eh_frame_shndx_.
5745 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5746 (local_labels_test.o, local_labels_test): New rules.
5747 * testsuite/Makefile.in: Regenerate.
5749 2009-06-04 Doug Kwan <dougkwan@google.com>
5751 * layout.cc (Layout::section_name_mapping): Add mapping for
5752 special ARM sections.
5754 2009-06-03 Doug Kwan <dougkwan@google.com>
5756 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5757 (utils::has_overflow): Same.
5759 2009-06-03 Ian Lance Taylor <iant@google.com>
5761 * layout.cc (Layout::section_name_mapping): New array, replacing
5762 Layout::linkonce_mapping.
5763 (Layout::section_name_mapping_count): New variable, replacing
5764 Layout::linkonce_mapping_count.
5765 (Layout::linkonce_output_name): Remove.
5766 (Layout::output_section_name): Rewrite.
5767 * layout.h (class Layout): Rename Linkonce_mapping to
5768 Section_name_mapping, linkonce_mapping to section_name_mapping,
5769 linkonce_mapping_count to section_name_mapping_count. Don't
5770 declare linkonce_output_name.
5772 2009-06-03 Doug Kwan <dougkwan@google.com>
5774 * gold/arm.cc (namespace utils): New.
5775 (Target_arm::reloc_is_non_pic): Define new method.
5776 (class Arm_relocate_functions): New.
5777 (Target_arm::Relocate::relocate): Handle relocation types used by
5780 2009-06-03 Ian Lance Taylor <iant@google.com>
5782 * arm.cc (Target_arm::scan::global): Use || instead of |.
5784 2009-06-02 Doug Kwan <dougkwan@google.com>
5786 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5787 issued_non_pic_error_.
5788 (class Target_arm::Scan): Declare new method check_non_pic.
5789 Define new method symbol_needs_plt_entry.
5790 Declare new data member issued_non_pic_error_.
5791 (class Target_arm::Relocate): Declare new method
5792 should_apply_static_reloc.
5793 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5794 (Target_arm::Scan::check_non_pic): Define new method.
5795 (Target_arm::Scan::local): Handle a small subset of reloc types used
5797 (Target_arm::Scan::local): Same.
5798 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5800 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5802 * incremental.cc (Incremental_inputs::report_command_line): Filter
5803 out --incremental-* options.
5805 2009-05-29 Doug Kwan <dougkwan@google.com>
5807 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5809 (class Target_arm): Update comment.
5810 (Target_arm::Target_arm): Initialize new data members GOT_,
5811 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5812 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5813 and Target_arm::rel_dyn_section.
5814 Declare new_enum Target_arm::Got_type.
5815 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5817 Update commments for member do_dynsym_value.
5818 (Target_arm::got_size, Target_arm::plt_section,
5819 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5820 new methods inside class defintion.
5821 (Target_arm::got_section): Define new method.
5822 (Target_arm::rel_dyn_section): Same.
5823 (Output_data_plt_arm): New template class.
5824 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5825 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5826 (Output_data_plt_arm::add_entry): Same.
5827 (Output_data_plt_arm::first_plt_entry): Define new
5828 static data member for PLT instruction template.
5829 (Output_data_plt_arm::plt_entry): Same.
5830 (Output_data_plt_arm::do_write): Define new method.
5831 (Target_arm::make_plt_entry): Same.
5832 (Target_arm::do_finalize_sections): Same.
5833 (Target_arm::do_dynsym_value): Same.
5835 2009-05-28 Doug Kwan <dougkwan@google.com>
5837 * Makefile.am (TARGETSOURCES): Add arm.cc.
5838 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5839 * Makefile.in: Regenerate.
5841 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5843 2009-05-26 Doug Kwan <dougkwan@google.com>
5845 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5846 (General_options::check_excluded_libs): Strip off directories in
5847 archive name before matching like GNU ld does.
5848 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5849 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5850 (exclude_libs_test_LDFLAGS): Add linker option
5851 -Wl,--exclude-libs,libexclude_libs_test_3
5852 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5853 an explicit archive without using -l.
5854 (alt/libexclude_libs_test_3.a): New make rule.
5855 * testsuite/Makefile.in: Regenerate.
5856 * testsuite/exclude_libs_test.c : Declare lib3_default().
5858 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5859 * exclude_libs_test_3.c: New file.
5861 2009-05-26 Nick Clifton <nickc@redhat.com>
5863 * po/id.po: New Indonesian translation.
5864 * po/gold.pot: Updated template file.
5866 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5868 * testsuite/Makefile.am: Add -ffunction-sections to compile
5869 gc_comdat_test files. Add -Wl,--gc-sections to build
5871 * testsuite/Makefile.in: Regenerate.
5872 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5874 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5876 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5877 kept comdat section was garbage collected.
5878 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5879 * testsuite/Makefile.in: Regenerate.
5880 * testsuite/gc_comdat_test.sh: New file.
5881 * testsuite/gc_comdat_test_1.cc: New file.
5882 * testsuite/gc_comdat_test_2.cc: New file.
5884 2009-05-19 Doug Kwan <dougkwan@google.com>
5886 * archive.cc (Archive::Archive): Move constructor from archive.h
5887 to here. Initialize no_export_.
5888 (Archive::get_elf_object_for_member): Set no_export flag of object.
5889 * archive.h (Archive::Archive): Move constructor body to
5891 (Archive::no_export): New method.
5892 (Archive::no_export_): New field.
5893 * object.h (Object::Object): Initialize no_export_ to false.
5894 (Object::no_export, Object::set_no_export): New methods.
5895 (Object::no_export_): New field.
5896 * options.cc (General_options::parse_exclude_libs): New method.
5897 (General_options::check_excluded_libs) Same.
5898 * options.h (exclude_libs): New option.
5899 (General_options::check_excluded_libs): New method declaration.
5900 (General_options::excluded_libs_): New field.
5901 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5902 default or protected visibility if an object has no-export flag set.
5903 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5904 (check_SCRIPTS): Add exclude_libs_test.sh.
5905 (check_DATA): Add exclude_libs_test.syms.
5906 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5907 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5908 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5909 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5910 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5911 libexclude_libs_test_2.a): New rules.
5912 * testsuite/Makefile.in: Regenerate.
5913 * testsuite/exclude_libs_test.c: New file.
5914 * testsuite/exclude_libs_test.sh: Ditto.
5915 * testsuite/exclude_libs_test_1.c: Ditto.
5916 * testsuite/exclude_libs_test_2.c: Ditto.
5918 2009-05-15 Ian Lance Taylor <iant@google.com>
5920 * configure.ac: Check for declarations for cases where libiberty.h
5921 checks HAVE_DECL_xxx.
5922 * configure, config.in: Rebuild.
5924 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5926 * gold.h (Incremental_argument_list): Remove (invalid) forward
5928 * incremental.cc (Incremental_inputs::report_achive): New method.
5929 (Incremental_inputs::report_object): New method.
5930 (Incremental_inputs::report_script): New method.
5931 (Incremental_inputs::finalize_inputs): New method.
5932 (Incremental_inputs::finalize): Call finalize_inputs().
5933 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5934 Create inputs entries.
5935 * incremental.h (Incremental_input_type): New enum.
5936 (Incremental_inputs::Incremental_input): Initialize new fields.
5937 (Incremental_inputs::report_inputs): New method.
5938 (Incremental_inputs::report_achive): New method.
5939 (Incremental_inputs::report_object): New method.
5940 (Incremental_inputs::report_script): New method.
5941 (Incremental_inputs::finalize_inputs): New method.
5942 (Incremental_inputs::Input_info): New struct.
5943 (Incremental_inputs::Input_info_map): New typedef.
5944 (Incremental_inputs::lock_): New field.
5945 (Incremental_inputs::Inputs_): New field.
5946 (Incremental_inputs::Inputs_map): New field.
5947 * main.cc (main): Call Incremental_input::report_inputs.
5948 * options.h (Input_argument_list): Typedef moved from
5950 (Input_file_group::Files): Remove, use ::Input_argument_list.
5951 (Input_file_group::Input_argument_list): Remove, use
5952 ::Input_argument_list.
5953 * plugin.cc (Plugin_manager::add_input_file): Add error in
5955 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5957 * script.cc (read_input_script): Call
5958 Incremental_input::report_script.
5959 * script.h (Script_info): New class.
5961 2009-04-27 Ian Lance Taylor <iant@google.com>
5963 * x86_64.cc (do_adjust_output_section): Set entsize to
5966 2009-04-23 Elliott Hughes <enh@google.com>
5968 * output.cc (Output_file::close): After short writes, continue
5969 writing from the correct offset in the buffer being written.
5971 2009-04-23 Chris Demetriou <cgd@google.com>
5973 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5974 * configure: Regenerate.
5975 * config.in: Regenerate.
5976 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5977 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5979 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5981 * incremental.cc (Incremental_inputs_header_data): Renamed from
5982 Incremental_input_header_data.
5983 (Incremental_inputs_header_data::data_size): New field.
5984 (Incremental_inputs_header_data::put_input_file_count): Renamed
5985 from input_file_count.
5986 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5987 from command_line_offset.
5988 (Incremental_inputs_header_data::put_reserved): Renamed from
5990 (Incremental_inputs_entry_data): Renamed from
5991 Incremental_input_entry_data.
5992 (Incremental_inputs_entry_data::data_size): New field.
5993 (Incremental_inputs::report_command_line): New method.
5994 (Incremental_inputs::finalize): New method.
5995 (Incremental_inputs::create_incremental_inputs_data): New method.
5996 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5997 * incremental.h: New file.
5998 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5999 (Layout::finalize): Create incremental inputs section in
6001 (Layout::create_incremental_info_sections): New method.
6002 * layout.h (Layout::incremental_inputs): New method.
6003 (Layout::create_incremental_info_sections): New method.
6004 (Layout::incremental_inputs_): New field.
6005 * main.cc (main): Notify Incremental_input of the command line.
6007 2009-04-01 Ian Lance Taylor <iant@google.com>
6008 Mikolaj Zalewski <mikolajz@google.com>
6010 * gold.h (reserve_unordered_map): Define, three versions, one for
6011 each version of Unordered_map.
6012 * layout.cc (Layout::Layout): Remove options parameter. Add
6013 number_of_input_files parameter. Don't initialize options_.
6014 Initialize number_of_input_files_ and resized_signatures_. Move
6015 sections_are_attached_.
6016 (Layout::layout_group): Reserve space for group_signatures_.
6017 (Layout::find_or_add_kept_section): Change name parameter to be a
6018 reference. Resize signatures_ map when it gets large enough.
6019 (Layout::layout_eh_frame): Use parameters->options() instead of
6021 (Layout::make_output_section): Likewise.
6022 (Layout::attach_allocated_section_to_segment): Likewise.
6023 (Layout::finalize, Layout::create_executable_stack): Likewise.
6024 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6025 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6026 * layout.h (class Layout): Update declarations. Remove options_
6027 field. Add number_of_input_files_ and resized_signatures_
6028 fields. Move sections_are_attached_ field.
6029 * main.cc (main): Pass number of input files to Layout
6030 constructor. Don't pass options.
6032 2009-03-30 Ian Lance Taylor <iant@google.com>
6034 * ffsll.c (ffsll): Correct implementation.
6036 2009-03-27 Ian Lance Taylor <iant@google.com>
6038 * ffsll.c: New file.
6039 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6040 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6041 * ftruncate.c (ftruncate): Declare before definition.
6042 * mremap.c (mremap): Likewise.
6043 * pread.c (pread): Likewise.
6044 * configure, Makefile.in, config.in: Rebuild.
6046 * mremap.c: New file.
6047 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6048 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6049 (mremap): Declare if HAVE_MREMAP is not defined.
6050 * configure, Makefile.in, config.in: Rebuild.
6052 2009-03-27 Cary Coutant <ccoutant@google.com>
6054 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6055 position independent.
6056 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6057 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6059 2009-03-24 Cary Coutant <ccoutant@google.com>
6061 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6063 (needs_dynamic_reloc): Likewise.
6065 2009-03-24 Ian Lance Taylor <iant@google.com>
6067 * yyscript.y (file_cmd): Recognize EXTERN.
6068 (extern_name_list, extern_name_list_body): New nonterminals.
6069 * script.cc (script_add_extern): Define.
6070 * script-c.h (script_add_extern): Declare.
6072 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6074 * object.cc (is_elf_object): Define.
6075 * object.h (is_elf_object): Declare.
6076 * archive.cc (Archive::get_elf_object_for_member): Call
6078 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6080 2009-03-24 Elliott Hughes <enh@google.com>
6082 * output.cc (Output_file::map_anonymous): Define.
6083 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6084 try an anonymous one. Report the size if the mmap fails.
6085 * output.h (class Output_file): Declare map_anonymous.
6087 2009-03-24 Ian Lance Taylor <iant@google.com>
6089 * target-select.cc (instantiate_target): Don't acquire the lock if
6090 the instantiated_target_ field has already been set.
6092 2009-03-23 Ian Lance Taylor <iant@google.com>
6094 * gold-threads.h (class Initialize_lock): Define.
6095 * gold-threads.cc (class Initialize_lock_once): Define.
6096 (initialize_lock_control): New static variable.
6097 (initialize_lock_pointer): New static variable.
6098 (initialize_lock_once): New static function.
6099 (Initialize_lock::Initialize_lock): Define.
6100 (Initialize_lock::initialize): Define.
6101 * target-select.h: Include "gold-threads.h".
6102 (class Target_selector): Add lock_ and initialize_lock_ fields.
6103 Don't define instantiate_target, just declare it.
6104 * target-select.cc (Target_selector::Target_selector): Initialize
6106 (Target_selector::instantiate_target): Define.
6107 * descriptors.h: Include "gold-threads.h".
6108 (class Descriptors): Add initialize_lock_ field.
6109 * descriptors.cc (Descriptors::Descriptors): Initialize new
6111 (Descriptors::open): Use initialize_lock_ field
6112 * errors.h (class Errors): Add initialize_lock_ field.
6113 * errors.cc (Errors::Errors): Initialize new field.
6114 (Errors::initialize_lock): Use initialize_lock_ field.
6115 * powerpc.cc (class Target_selector_powerpc): Remove
6116 instantiated_target_ field. In do_recognize call
6117 instantiate_target rather than do_instantiate_target. In
6118 do_instantiate_target just allocate a new target.
6119 * sparc.cc (class Target_selector_sparc): Likewise.
6121 * freebsd.h: New file.
6122 * i386.cc: Include "freebsd.h".
6123 (Target_i386): Derive from Target_freebsd rather than
6125 (Target_selector_i386): Derive from Target_selector_freebsd rather
6126 than Target_selector.
6127 * x86_64.cc: Include "freebsd.h".
6128 (Target_x86_64): Derive from Target_freebsd rather than
6130 (Target_selector_x86_64): Derive from Target_selector_freebsd
6131 rather than Target_selector.
6132 * target.h (class Target): Add adjust_elf_header and
6133 do_adjust_elf_header.
6134 * output.cc (Output_file_header:: do_sized_write): Call target
6135 adjust_elf_header routine.
6136 * configure.tgt: Set targ_osabi.
6137 * configure.ac: Define GOLD_DEFAULT_OSABI.
6138 * parameters.cc (Parameters::default_target): Pass
6139 GOLD_DEFAULT_OSABI to select_target.
6140 * target-select.h (class Target_selector): Make instantiate_target
6141 protected rather than private.
6142 * Makefile.am (HFILES): Add freebsd.h.
6143 * configure, Makefile.in, config.in: Rebuild.
6145 * merge.cc (do_add_input_section): Correct pend value. Change
6146 message about last entry not being null terminated from error to
6149 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6151 * incremental.cc: New file.
6152 * Makefile.am (CCFILES): Add incremental.cc.
6153 * Makefile.in: Rebuild.
6155 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6157 * layout.cc (Layout::output_section_name): Preserve names
6158 of '.note.' sections.
6160 2009-03-19 Ian Lance Taylor <iant@google.com>
6162 * descriptors.cc (Descriptors::open): Check that the options are
6163 valid before using them.
6165 2009-03-18 Ian Lance Taylor <iant@google.com>
6167 * script-sections.h: Include <list>.
6168 (class Script_sections): Change Sections_elements from std::vector
6169 to std::list. Typedef public Elements_iterator. Add
6170 orphan_section_placement_, data_segment_align_start_, and
6171 saw_data_segment_align_ fields. Remove data_segment_align_index_
6173 * script-sections.cc (class Orphan_section_placement): New class.
6174 (class Sections_element): Add virtual functions is_relro and
6175 orphan_section_init. Remove virtual function place_orphan_here.
6176 (class Output_section_definition): Add is_relro and
6177 orphan_section_init. Remove place_orphan_here.
6178 (class Orphan_output_section): Likewise.
6179 (Script_sections::Script_sections): Update for field changes.
6180 (Script_sections::data_segment_align): Set saw_data_segment_align_
6181 and data_segment_align_start_, not data_segment_align_index.
6182 (Script_sections::data_segment_relro_end): Check
6183 saw_data_segment_align_. Use data_segment_align_start_ rather
6184 than data_segment_align_index_.
6185 (Script_sections::place_orphan): Rewrite to use
6186 Orphan_section_placement.
6188 2009-03-17 Ian Lance Taylor <iant@google.com>
6190 * archive.cc (Archive::add_symbols): Check for a version attached
6191 to the symbol name in the archive map.
6192 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6193 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6194 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6195 (ver_test_11.a): New target.
6196 * testsuite/Makefile.in: Rebuild.
6198 * configure.ac: Check for chsize and posix_fallocate. Replace
6200 * ftruncate.c: New file, from gnulib.
6201 * output.cc (posix_fallocate): Define dummy version if not
6202 HAVE_POSIX_FALLOCATE.
6203 (Output_file::map): Call posix_fallocate rather than lseek and
6205 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6206 * configure, Makefile.in, config.in: Rebuild.
6208 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6210 * layout.h (Layout::create_note): Add section_name parameter.
6211 * layout.cc (Layout::create_note): Likewise.
6212 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6214 2009-03-17 Ian Lance Taylor <iant@google.com>
6216 * descriptors.cc: Include "options.h".
6217 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6218 (Descriptors::open): Always use O_CLOEXEC when opening a new
6219 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6220 then set FD_CLOEXEC.
6222 * sparc.cc (class Target_sparc): Add has_got_section.
6223 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6224 make sure we have a GOT section.
6226 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6227 (Target_sparc::Scan::local): Likewise.
6228 (Target_sparc::Scan::global): Likewise.
6229 (Target_sparc::Relocate::relocate): Likewise.
6230 (Target_sparc::Relocate::relocate_tls): Likewise.
6232 * symtab.cc (Symbol_table::define_default_version): New function,
6233 broken out of add_from_object.
6234 (Symbol_table::add_from_object): Call define_default_version.
6235 (Symbol_table::define_special_symbol): Add resolve_oldsym
6236 parameter. Change all callers. If the version for a symbol comes
6237 from a version script, resolve it with the symbol with the same
6238 name with no version. Also add the symbol without a version if
6240 (do_define_in_output_data): If resolving with oldsym, don't delete
6242 (do_define_in_output_segment): Likewise.
6243 (do_define_as_constant): Likewise.
6244 * symtab.h (class Symbol_table): Update declarations.
6246 2009-03-13 Ian Lance Taylor <iant@google.com>
6248 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6249 (Read_symbols::requeue): New function.
6250 (Read_symbols::do_read_symbols): If make_elf_object fails because
6251 the target type is not configured, and the file was searched for,
6252 issue a warning and retry with the next directory.
6253 (Add_symbols::run): If the file has an incompatible format, and
6254 it was searched for, requeue the Read_symbols task. On error,
6256 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6257 dirindex parameter to constructor. Change all callers. Declare
6258 incompatible_warning and requeue.
6259 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6260 input_argument_ and input_group_ fields. Add them to
6261 constructor. Change all callers.
6262 (class Read_script): Add dirindex_ field. Add it to constructor.
6264 * archive.cc (Archive::setup): Remove input_objects parameter.
6266 (Archive::get_file_and_offset): Likewise.
6267 (Archive::read_all_symbols): Likewise.
6268 (Archive::read_symbols): Likewise.
6269 (Archive::get_elf_object_for_member): Remove input_objects
6270 parameter. Add punconfigured parameter. Change all callers.
6271 (Archive::add_symbols): Change return type to bool. Check return
6272 value of include_member.
6273 (Archive::include_all_members): Likewise.
6274 (Archive::include_member): Change return type to bool. Return
6275 false if first included object has incompatible target. Set
6276 included_member_ field.
6277 (Add_archive_symbols::run): If add_symbols returns false, requeue
6279 * archive.h (class Archive): Add included_member_ field.
6280 Initialize it in constructor. Add input_file and searched_for
6281 methods. Update declarations.
6282 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6283 input_argument_ fields. Add them to constructor. Change all
6285 * script.cc: Include "target-select.h".
6286 (class Parser_closure): Add skip_on_incompatible_target_ and
6287 found_incompatible_target_ fields. Add
6288 skip_on_incompatible_target parameter to constructor. Change all
6289 callers. Add methods skip_on_incompatible_target,
6290 clear_skip_on_incompatible_target, found_incompatible_target, and
6291 set_found_incompatible_target.
6292 (read_input_script): Add dirindex parameter. Change all callers.
6293 If parser finds an incompatible target, requeue Read_symbols
6295 (script_set_symbol): Clear skip_on_incompatible_target in
6297 (script_add_assertion, script_parse_option): Likewise.
6298 (script_start_sections, script_add_phdr): Likewise.
6299 (script_check_output_format): New function.
6300 * script.h (read_input_script): Update declaration.
6301 * script-c.h (script_check_output_format): Declare.
6302 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6303 (ignore_cmd): Remove OUTPUT_FORMAT.
6304 * fileread.cc (Input_file::Input_file): Add explicit this.
6305 (Input_file::will_search_for): New function.
6306 (Input_file::open): Add pindex parameter. Change all callers.
6307 * fileread.h (class Input_file): Add input_file_argument method.
6308 Declare will_search_for. Update declarations.
6309 * object.cc (make_elf_object): Add punconfigured parameter.
6311 * object.h (class Object): Make input_file public. Add
6312 searched_for method.
6313 (make_elf_object): Update declaration.
6314 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6316 * dirsearch.h (class Dirsearch): Update declaration.
6317 * options.h (class General_options): Add --warn-search-mismatch.
6318 * parameters.cc (Parameters::is_compatible_target): New function.
6319 * parameters.h (class Parameters): Declare is_compatible_target.
6320 * workqueue.cc (Workqueue::add_blocker): New function.
6321 * workqueue.h (class Workqueue): Declare add_blocker.
6323 * fileread.cc (Input_file::open): Remove options parameter.
6325 (Input_file::open_binary): Likewise.
6326 * script.cc (read_input_script): Likewise.
6327 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6328 options parameter from constructor. Change all callers.
6329 (class Read_script): Likewise.
6330 * fileread.h (class Input_file): Update declarations.
6331 * script.h (read_input_script): Update declaration.
6333 2009-03-10 Nick Clifton <nickc@redhat.com>
6335 * po/es.po: New Spanish translation.
6337 2009-03-06 Cary Coutant <ccoutant@google.com>
6339 * options.cc (parse_short_option): Keep dash_z from registering itself.
6341 2009-03-03 Ian Lance Taylor <iant@google.com>
6344 * target-reloc.h (relocate_section): Pass output_section to
6346 * i386.cc (Target_i386::should_apply_static_reloc): Add
6347 output_section parameter. Change all callers.
6348 (Target_i386::Relocate::relocate): Add output_section parameter.
6349 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6350 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6351 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6352 * testsuite/two_file_shared.sh: New script.
6353 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6354 (check_DATA): Add two_file_shared.dbg.
6355 (two_file_shared.dbg): New target.
6356 * testsuite/Makefile.in: Rebuild.
6358 2009-03-01 Ian Lance Taylor <iant@google.com>
6360 * configure.ac: Check for byteswap.h.
6361 * configure: Rebuild.
6362 * config.in: Rebuild.
6364 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6366 * layout.cc (Layout::find_or_add_kept_section): New function.
6367 (Layout::add_comdat): Removed.
6368 * layout.h (struct Kept_section): Move out of class Layout.
6369 Remove trailing underscores from field names. Add group_sections
6370 field. Rename group_ field to is_group. Change all uses.
6371 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6372 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6373 comdat_groups_ field.
6374 (Sized_relobj::include_section_group): Use
6375 find_or_add_kept_section and Kept_section::group_sections.
6376 (Sized_relobj::include_linkonce_section): Likewise.
6377 * object.cc (class Sized_relobj): Don't define Comdat_group or
6378 Comdat_group_table. Remove find_comdat_group and
6379 add_comdat_group. Remove comdat_groups_ field.
6380 * plugin.cc (include_comdat_group): Use
6381 Layout::find_or_add_kept_section.
6383 2009-02-28 Ian Lance Taylor <iant@google.com>
6385 * README: --gc-sections and map files are now supported. Document
6386 some build requirements.
6389 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6390 relocatable link set the value of the section symbol to zero.
6391 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6392 relocatable link don't include the section address in the local
6395 2009-02-27 Ian Lance Taylor <iant@google.com>
6398 * options.h (class Search_directory): Add is_system_directory.
6399 (class General_options): Declare is_in_system_directory.
6400 * options.cc (get_relative_sysroot): Make static.
6401 (get_default_sysroot): Make static.
6402 (General_optoins::is_in_system_directory): New function.
6403 * fileread.cc (Input_file::is_in_system_directory): New function.
6404 * fileread.h (class Input_file): Declare is_in_system_directory.
6405 * object.h (class Object): Add is_in_system_directory.
6406 (class Input_objects): Remove system_library_directory_ field.
6407 * object.cc (Input_objects::add_object): Don't set
6408 system_library_directory_.
6409 (input_objects::found_in_system_library_directory): Remove.
6410 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6411 parameter. Change all callers.
6412 (Symbol_table::sized_write_globals): Likewise.
6413 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6414 Call Object::is_in_system_directory.
6415 * symtab.h (class Symbol_table): Update declarations.
6418 * descriptors.h (Open_descriptor): Add is_on_stack field.
6419 * descriptors.cc (Descriptors::open): If the descriptor is on the
6420 top of the stack, remove it. Initialize is_on_stack field.
6421 (Descriptors::release): Only add pod to stack if it is not on the
6423 (Descriptors::close_some_descriptor): Clear stack_next and
6427 * output.cc (Output_section::find_starting_output_address): Rename
6428 from starting_output_address; add PADDR parameter; change return
6430 * output.h (class Output_section): Declare
6431 find_starting_output_address instead of starting_output_address.
6432 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6433 section symbol for which we can't find a merge section.
6436 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6437 hidden or internal, force the symbol to be local.
6438 * resolve.cc (Symbol::override_visibility): Define.
6439 (Symbol::override_base): Use override_visibility.
6440 (Symbol_table::resolve): Likewise.
6441 (Symbol::override_base_with_special): Likewise.
6442 (Symbol_table::override_with_special): If the visibility is hidden
6443 or internal, force the symbol to be local.
6444 * symtab.h (class Symbol): Add set_visibility and
6445 override_visibility.
6446 * testsuite/ver_test_1.sh: New file.
6447 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6448 (check_DATA): Add ver_test_1.syms.
6449 (ver_test_1.syms): New target.
6450 * testsuite/Makefile.in: Rebuild.
6452 2009-02-25 Cary Coutant <ccoutant@google.com>
6454 * layout.cc (Layout::choose_output_section): Don't rename sections
6455 when using a linker script that has a SECTIONS clause.
6456 * Makefile.in: Regenerate.
6458 * testsuite/Makefile.am (script_test_5.sh): New test case.
6459 * testsuite/Makefile.in: Regenerate.
6460 * testsuite/script_test_5.cc: New file.
6461 * testsuite/script_test_5.sh: New file.
6462 * testsuite/script_test_5.t: New file.
6464 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6466 * archive.cc (Archive::include_member): Update calls to add_symbols.
6467 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6468 the Layout argument.
6469 * dynobj.h (do_add_symbols): Add the Layout argument.
6470 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6472 * object.h (Object::add_symbols): Add the Layout argument.
6473 (Object::do_add_symbols): Add the Layout argument.
6474 (Sized_relobj::do_add_symbols): Add the Layout argument.
6475 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6476 Unify the two versions.
6477 (Add_plugin_symbols): Remove.
6478 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6479 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6480 (Add_plugin_symbols): Remove.
6481 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6482 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6483 (Add_symbols::run): Make it work with Pulginobj.
6485 2009-02-06 Ian Lance Taylor <iant@google.com>
6487 * object.cc (Sized_relobj::do_layout): Make info message start
6488 with lower case letter.
6490 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6492 * binary.cc: Fix file comment.
6494 * options.h (enum Incremental_disposition): Define.
6495 (class General_options): Add new options: --incremental,
6496 --incremental_changed, --incremental_unchanged,
6497 --incremental_unknown. Add incremental_disposition_ and
6498 implicit_incremental_ fields.
6499 (General_options::incremental_disposition): New function.
6500 (class Position_dependent_options): Add incremental_disposition
6502 (Position_dependent_options::copy_from_options): Set incremental
6504 * options.cc (General_options::parse_incremental_changed): New
6506 (General_options::parse_incremental_unchanged): New function.
6507 (General_options::parse_incremental_unknown): New function.
6508 (General_options::General_options): Initialize new fields
6509 incremental_disposition_ and implicit_incremental_.
6510 (General_options::finalize): Check for uasge of --incremental-*
6511 without --incremental.
6513 2009-02-06 Chris Demetriou <cgd@google.com>
6515 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6516 pointer and to report location as the file name associated with
6518 (gold_undefined_symbol_at_location): New function to replace the
6519 old gold_undefined_symbol functionality.
6520 * target-reloc.h (relocate_section): Update to use
6521 gold_undefined_symbol_at_location.
6522 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6523 Call gold_undefined_symbol function rather than gold_error.
6524 * errors.h (Errors::undefined_symbol): Take location as a
6525 string, rather than calculating it from a relocation.
6526 * errors.cc (Errors::fatal): Print "fatal error:" before the
6528 (Errors::error, Errors::error_at_location): Print "error: "
6529 before the formatted message.
6530 (Errors::undefined_symbol): Take location as a string, rather
6531 than calculating it from a relocation.
6532 (gold_undefined_symbol_at_location): New function akin to
6533 old gold_undefined_symbol, calculates location from relocation.
6534 (gold_undefined_symbol): Change to take only a Symbol pointer
6535 and to report location as the file name associated with the symbol.
6536 * testsuite/debug_msg.sh: Update for changed error messages.
6537 * testsuite/undef_symbol.sh: Likewise.
6539 2009-02-04 Duncan Sands <baldrick@free.fr>
6542 * reduced_debug_output.h
6543 (Output_reduced_debug_abbrev_section::failed): Use format for
6545 (Output_reduced_debug_info_section::faild): Likewise.
6547 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6549 * script.cc (Lazy_demangler): New class.
6550 (Version_script_info::get_symbol_version_helper): Demangle a
6553 2009-01-29 Cary Coutant <ccoutant@google.com>
6555 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6557 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6559 2009-01-28 Ian Lance Taylor <iant@google.com>
6561 * version.cc (version_string): Bump to 1.9.
6563 * gold.h: Include <cstring> and <stdint.h>.
6564 * version.cc: Include <cstdio>.
6565 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6567 * reduced_debug_output.cc (insert_into_vector): Rename from
6568 Insert_into_vector; change all callers. Use Swap_unaligned to
6569 avoid aliasing issue; remove union since it is unnecessary.
6571 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6573 * Makefile.am (CCFILES): Add gc.cc.
6575 * Makefile.in: Regenerate.
6576 * gold.cc (Gc_runner): New class.
6577 (queue_initial_tasks): Call garbage collection related tasks
6578 when corresponding options are invoked.
6579 (queue_middle_gc_tasks): New function.
6580 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6581 processed early before laying out sections during garbage collection.
6582 * gold.h (queue_middle_gc_tasks): New function.
6583 (is_prefix_of): Move from "layout.cc".
6584 * i386.cc (Target_i386::gc_process_relocs): New function.
6585 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6586 * main.cc (main): Create object of class "Garbage_collection".
6587 * object.cc (Relobj::copy_symbols_data): New function.
6588 (Relobj::is_section_name_included): New function.
6589 (Sized_relobj::do_layout): Allow this function to be called twice
6590 during garbage collection and defer layout of section during the
6592 * object.h (Relobj::get_symbols_data): New function.
6593 (Relobj::is_section_name_included): New function.
6594 (Relobj::copy_symbols_data): New function.
6595 (Relobj::set_symbols_data): New function.
6596 (Relobj::get_relocs_data): New function.
6597 (Relobj::set_relocs_data): New function.
6598 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6599 (Relobj::gc_process_relocs): New function.
6600 (Relobj::do_gc_process_relocs): New pure virtual function.
6601 (Relobj::sd_): New data member.
6602 (Sized_relobj::is_output_section_offset_invalid): New function.
6603 (Sized_relobj::do_gc_process_relocs): New function.
6604 * options.h (General_options::gc_sections): Modify to not be a no-op.
6605 (General_options::print_gc_sections): New option.
6606 * plugin.cc (Plugin_finish::run): Remove function call to
6607 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6608 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6609 * reloc.cc (Read_relocs::run): Add task to process relocs and
6610 determine unreferenced sections when doing garbage collection.
6611 (Gc_process_relocs): New class.
6612 (Sized_relobj::do_gc_process_relocs): New function.
6613 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6614 sections that are garbage collected.
6615 * reloc.h (Gc_process_relocs): New class.
6616 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6617 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6618 symbols whose corresponding sections are garbage collected.
6619 (Symbol_table::Symbol_table): Add new parameter for the garbage
6621 (Symbol_table::gc_mark_undef_symbols): New function.
6622 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6623 (Symbol_table::gc_mark_dyn_syms): New function.
6624 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6626 (Symbol_table::add_from_object): Likewise.
6627 (Symbol_table::add_from_relobj): When building shared objects, do not
6628 treat externally visible symbols as garbage.
6629 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6630 table information for static and relocatable links.
6631 * symtab.h (Symbol_table::set_gc): New function.
6632 (Symbol_table::gc): New function.
6633 (Symbol_table::gc_mark_undef_symbols): New function.
6634 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6635 (Symbol_table::gc_mark_dyn_syms): New function.
6636 (Symbol_table::gc_): New data member.
6637 * target.h (Sized_target::gc_process_relocs): New pure virtual
6639 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6640 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6642 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6644 * options.h (General_options::gc_sections): Define as a no-op for now.
6645 (General_options::no_keep_memory): Ditto.
6646 (General_options::Bshareable): Define.
6647 * options.cc (General_options::finalize): Honor -Bshareable.
6649 2009-01-20 Andreas Schwab <schwab@suse.de>
6651 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6652 read the value in the contents, since we don't use it. Use the
6653 template endianness when writing.
6654 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6656 2009-01-19 Andreas Schwab <schwab@suse.de>
6658 * configure.tgt (powerpc64-*): Fix targ_obj.
6660 2009-01-15 Ian Lance Taylor <iant@google.com>
6662 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6663 local symbols when stripping all symbols.
6665 2009-01-14 Cary Coutant <ccoutant@google.com>
6667 * output.cc (Output_reloc): Add explicit instantiations.
6669 2009-01-14 Cary Coutant <ccoutant@google.com>
6671 * archive.cc (Archive::get_elf_object_for_member): Remove call
6672 to File_read::claim_for_plugin.
6673 * descriptors.cc (Descriptors::open): Remove reference to
6675 (Descriptors::claim_for_plugin): Remove.
6676 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6677 (Descriptors::is_claimed): Remove.
6678 (claim_descriptor_for_plugin): Remove.
6679 * fileread.cc (File_read::claim_for_plugin): Remove.
6680 * fileread.h (File_read::claim_for_plugin): Remove.
6681 (File_read::descriptor): Reopen descriptor if necessary.
6682 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6683 (Plugin_manager::all_symbols_read): Add task parameter. Change
6685 (Plugin_manager::get_input_file): New function.
6686 (Plugin_manager::release_input_file): New function.
6687 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6688 corresponding data member.
6689 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6690 and pass to base constructor. Change all callers.
6691 (get_input_file, release_input_file): New functions.
6692 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6693 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6694 (Plugin_manager::all_symbols_read): Add task parameter.
6695 (Plugin_manager::get_input_file): New function.
6696 (Plugin_manager::release_input_file): New function.
6697 (Plugin_manager::task_): New data member.
6698 (Pluginobj::Pluginobj): Add filesize parameter.
6699 (Pluginobj::filename): New function.
6700 (Pluginobj::descriptor): New function.
6701 (Pluginobj::filesize): New function.
6702 (Pluginobj::filesize_): New data member.
6703 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6704 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6705 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6707 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6708 with archive libraries.
6709 * testsuite/Makefile.in: Regenerate.
6710 * testsuite/plugin_test.c (struct sym_info): New type.
6711 (get_input_file, release_input_file): New static variables.
6712 (onload): Capture new transfer vector entries.
6713 (claim_file_hook): Stop reading at end of file according to filesize.
6714 Factor out parsing of readelf output into separate function.
6715 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6716 APIs and get the source file name from the symbol table. Convert
6717 source file name to corresponding object file name. Print info
6718 message when adding new input files.
6719 (parse_readelf_line): New function.
6720 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6721 * testsuite/plugin_test_2.sh: Likewise.
6722 * testsuite/plugin_test_3.sh: Likewise.
6723 * testsuite/plugin_test_4.sh: New test case.
6725 2009-01-07 Ian Lance Taylor <iant@google.com>
6727 * version.cc (version_string): Bump to 1.8.
6729 2008-12-23 Cary Coutant <ccoutant@google.com>
6731 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6732 * plugin.cc (Plugin_manager::finish): Rename as
6733 layout_deferred_objects. Move cleanup to separate function.
6734 (Plugin_manager::cleanup): New function.
6735 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6737 * plugin.h (Plugin_manager::finish): Rename as
6738 layout_deferred_objects.
6739 (Plugin_manager::cleanup): New function.
6740 (Plugin_manager::cleanup_done): New field.
6742 2008-12-23 Cary Coutant <ccoutant@google.com>
6744 * plugin.cc (is_visible_from_outside): New function.
6745 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6746 so we don't return "IR only" status for exported symbols or -r links.
6748 * testsuite/Makefile.am (plugin_test_3): New test case.
6749 * testsuite/Makefile.in: Regenerate.
6750 * testsuite/plugin_test_3.sh: New file.
6752 2008-12-22 Cary Coutant <ccoutant@google.com>
6754 * object.cc (Sized_relobj::layout_section): New function.
6755 (Sized_relobj::do_layout): Defer layout of input sections until after
6756 plugin has provided replacement files.
6757 (Sized_relobj::do_layout_deferred_sections): New function.
6758 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6759 (Relobj::layout_deferred_sections): New function.
6760 (Relobj::do_layout_deferred_sections): New function.
6761 (Sized_relobj::do_layout_deferred_sections): New function.
6762 (Sized_relobj::layout_section): New function.
6763 (Sized_relobj::Deferred_layout): New structure.
6764 (Sized_relobj::deferred_layout_): New field.
6765 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6766 Change all callers. Layout deferred sections.
6767 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6769 (Plugin_hook::run): Move code from do_plugin_hook inline.
6770 (Plugin_hook::do_plugin_hook): Remove.
6771 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6772 (Plugin_manager::finish): Renamed, was cleanup.
6773 (Plugin_manager::should_defer_layout): New function.
6774 (Plugin_manager::add_deferred_layout_object): New function.
6775 (Plugin_manager::Deferred_layout_list): New type.
6776 (Plugin_manager::deferred_layout_objects_): New field.
6777 (Plugin_hook::do_plugin_hook): Remove.
6779 2008-12-17 Ian Lance Taylor <iant@google.com>
6781 * options.h (class General_options): Add --no case for
6784 2008-12-16 Cary Coutant <ccoutant@google.com>
6786 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6788 (Plugin_manager::claim_file): Create plugin object even if
6789 plugin did not call the add_symbols callback.
6790 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6791 asking for more symbols than were added.
6792 * testsuite/Makefile.am (plugin_test_1): Add test case with
6794 (empty.syms): New target.
6795 * testsuite/Makefile.in: Regenerate.
6796 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6797 message. Don't call add_symbols if no globals.
6798 (all_symbols_read_hook): Don't provide replacement for empty
6801 2008-12-12 Ian Lance Taylor <iant@google.com>
6803 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6804 r_type == 0 for a local symbol with r_sym == 0.
6805 (scan_relocatable_relocs): Pass r_sym to
6806 local_non_section_strategy.
6807 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6810 * configure.ac: Update test for TLS descriptors: they are
6811 supported as of glibc 2.9.
6812 * configure: Rebuild.
6814 2008-12-11 Ian Lance Taylor <iant@google.com>
6817 * target-reloc.h (Default_scan_relocatable_relocs): For each
6818 function, map r_type == 0 to RELOC_DISCARD.
6820 2008-12-10 Cary Coutant <ccoutant@google.com>
6822 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6823 object to override a kept COMDAT group from a plugin object.
6825 2008-12-09 Ian Lance Taylor <iant@google.com>
6828 * yyscript.y (file_cmd): Handle INPUT.
6830 * testsuite/initpri1.c: Change all declarations to be full
6831 prototypes by adding void, to avoid compiler warnings.
6833 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6835 * options.cc (General_options::parse_plugin_opt): New.
6836 (General_options::add_plugin): The argument now is just the filename.
6837 (General_options::add_plugin_option): New.
6838 * options.h (plugin_opt): New.
6839 (add_plugin): Change argument name.
6840 (add_plugin_option): New.
6841 * plugin.cc (Plugin::load): Don't parse the plugin option.
6842 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6843 (Plugin::add_option): New.
6844 (Plugin::args_): Change type.
6845 (Plugin::filename_): New.
6846 (Plugin_manager::add_plugin_option): New.
6847 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6848 * testsuite/Makefile.in: Regenerate.
6850 2008-12-05 Cary Coutant <ccoutant@google.com>
6852 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6853 Handle --strip-lto-sections option.
6854 * options.h (strip_lto_sections): New option.
6856 2008-12-01 Cary Coutant <ccoutant@google.com>
6858 * plugin.cc (ld_plugin_message): Change format parameter to const.
6859 Fix mismatch between new[] and delete.
6861 2008-11-14 Cary Coutant <ccoutant@google.com>
6863 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6866 2008-11-05 Craig Silverstein <csilvers@google.com>
6868 * options.cc (General_options::parse_dynamic_list): New function.
6869 * options.h (General_options): New flags dynamic_list,
6870 dynamic_list_data, dynamic_list_cpp_new, and
6871 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6872 (General_options::in_dynamic_list): New function.
6873 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6874 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6875 (Lex::can_continue_name): Likewise.
6877 (read_script_file): New parameter script_options.
6878 (read_dynamic_list): New function.
6879 (Script_options::define_dynamic_list): New function.
6880 (dynamic_list_keyword_parsecodes): New variable.
6881 (dynamic_list_keywords): New variable.
6882 * script.h (Script_options::define_dynamic_list): New function
6884 (read_dynamic_list): New function prototype.
6885 * symtab.cc (strprefix): New macro.
6886 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6887 dynamic_list_data, dynamic_list_cpp_new, and
6888 dynamic_list_cpp_typeinfo.
6889 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6890 (dynamic_list_expr): New rule.
6891 (dynamic_list_nodes): Likewise.
6892 (dynamic_list_node): Likewise.
6893 * testsuite/Makefile.am (dynamic_list): New test.
6894 * testsuite/Makefile.in: Regenerated.
6895 * testsuite/dynamic_list.t: New file.
6896 * testsuite/dynamic_list.sh: New file.
6898 2008-11-05 Craig Silverstein <csilvers@google.com>
6900 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6901 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6902 (t11_last): Likewise.
6903 * testsuite/ver_test_6.c (main): Likewise.
6905 2008-10-07 Cary Coutant <ccoutant@google.com>
6907 * options.c (General_options::finalize): Add check for -static and
6909 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6912 2008-10-02 Cary Coutant <ccoutant@google.com>
6914 * plugin.cc (make_sized_plugin_object): Fix conditional
6915 compilation to work when not all targets are enabled.
6917 2008-09-29 Cary Coutant <ccoutant@google.com>
6919 * archive.cc (Archive::get_file_and_offset): Use filename instead
6920 of name to get library path.
6921 (Archive::include_member): Unlock external member of a thin archive.
6923 * testsuite/Makefile.am (TEST_AR): New variable.
6924 (thin_archive_test_1): New test.
6925 (thin_archive_test_2): New test.
6926 * testsuite/Makefile.in: Regenerate.
6927 * testsuite/thin_archive_main.cc: New file.
6928 * testsuite/thin_archive_test_1.cc: New file.
6929 * testsuite/thin_archive_test_2.cc: New file.
6930 * testsuite/thin_archive_test_3.cc: New file.
6931 * testsuite/thin_archive_test_4.cc: New file.
6933 2008-09-29 Cary Coutant <ccoutant@google.com>
6935 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6936 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6938 (Sized_relobj::do_finalize_local_symbols): Likewise.
6939 (Sized_relobj::map_to_kept_section): Likewise.
6940 * object.h (Sized_relobj::invalid_address): New constant.
6941 (Sized_relobj::do_output_section_offset): Check for invalid_address
6943 * output.cc (Output_reloc::local_section_offset): Use constant
6944 invalid_address instead of -1U.
6945 (Output_reloc::get_address): Likewise.
6946 (Output_section::output_address): Change -1U to -1ULL.
6947 * output.h (Output_reloc::invalid_address): New constant.
6948 * reloc.cc (Sized_relobj::write_sections): Use constant
6949 invalid_address instead of -1U.
6950 (Sized_relobj::relocate_sections): Likewise.
6951 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6952 values for merge sections.
6953 * target-reloc.h (relocate_for_relocatable): Use constant
6954 invalid_address instead of -1U.
6956 2008-09-19 Cary Coutant <ccoutant@google.com>
6958 Add plugin functionality for link-time optimization (LTO).
6959 * configure.ac (plugins): Add --enable-plugins option.
6960 * configure: Regenerate.
6961 * config.in: Regenerate.
6962 * Makefile.am (LIBDL): New variable.
6963 (CCFILES): Add plugin.cc.
6964 (HFILES): Add plugin.h.
6965 (ldadd_var): Add LIBDL.
6966 * Makefile.in: Regenerate.
6968 * archive.cc: Include "plugin.h".
6969 (Archive::setup): Don't preread archive symbols when using a plugin.
6970 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6971 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6973 (Archive::include_member): Add symbols from plugin objects.
6974 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6975 * descriptors.cc (Descriptors::open): Check for file descriptors
6976 abandoned by plugins.
6977 (Descriptors::claim_for_plugin): New function.
6978 * descriptors.h (Descriptors::claim_for_plugin): New function.
6979 (Open_descriptor::is_claimed): New field.
6980 (claim_descriptor_for_plugin): New function.
6981 * fileread.cc (File_read::claim_for_plugin): New function.
6982 * fileread.h (File_read::claim_for_plugin): New function.
6983 (File_read::descriptor): New function.
6984 * gold.cc: Include "plugin.h".
6985 (queue_initial_tasks): Add task to call plugin hooks for generating
6987 * main.cc: Include "plugin.h".
6988 (main): Load plugin libraries.
6989 * object.h (Pluginobj): Declare.
6990 (Object::pluginobj): New function.
6991 (Object::do_pluginobj): New function.
6992 (Object::set_target): New function.
6993 * options.cc: Include "plugin.h".
6994 (General_options::parse_plugin): New function.
6995 (General_options::General_options): Initialize plugins_ field.
6996 (General_options::add_plugin): New function.
6997 * options.h (Plugin_manager): Declare.
6998 (General_options): Add --plugin option.
6999 (General_options::has_plugins): New function.
7000 (General_options::plugins): New function.
7001 (General_options::add_plugin): New function.
7002 (General_options::plugins_): New field.
7003 * plugin.cc: New file.
7004 * plugin.h: New file.
7005 * readsyms.cc: Include "plugin.h".
7006 (Read_symbols::do_read_symbols): Check for archive before checking
7007 for ELF file. Call plugin hooks to claim files.
7008 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7009 from a real object file; force override when processing replacement
7011 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7012 (Symbol::init_base_object): Likewise.
7013 (Symbol::init_base_output_data): Likewise.
7014 (Symbol::init_base_output_segment): Likewise.
7015 (Symbol::init_base_constant): Likewise.
7016 (Symbol::init_base_undefined): Likewise.
7017 (Symbol::output_section): Assert that object is not a plugin.
7018 (Symbol_table::add_from_pluginobj): New function.
7019 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7021 (Symbol_table::sized_write_globals): Likewise.
7022 (Symbol_table::add_from_pluginobj): Instantiate template.
7023 * symtab.h (Sized_pluginobj): Declare.
7024 (Symbol::in_real_elf): New function.
7025 (Symbol::set_in_real_elf): New function.
7026 (Symbol::in_real_elf_): New field.
7027 (Symbol_table::add_from_pluginobj): New function.
7029 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7030 (LIBDL): New variable.
7032 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7033 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7034 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7035 (MOSTLYCLEANFILES): Likewise.
7036 * testsuite/Makefile.in: Regenerate.
7037 * testsuite/plugin_test.c: New file.
7038 * testsuite/plugin_test_1.sh: New file.
7039 * testsuite/plugin_test_2.sh: New file.
7041 2008-09-16 Ian Lance Taylor <iant@google.com>
7043 * target-reloc.h (relocate_section): Check whether a symbol is
7044 defined by the ABI before reporting an undefined symbol error.
7045 * target.h (Target::is_defined_by_abi): Make parameter const.
7046 (Target::do_is_defined_by_abi): Likewise.
7047 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7048 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7049 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7050 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7051 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7052 * testsuite/Makefile.in: Rebuild.
7054 * fileread.cc (make_view): Add casts to avoid warning.
7056 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7058 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7059 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7061 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7063 * options.h (General_options::output_is_executable): New.
7064 (General_options::output_is_pie): New.
7065 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7066 for shared libraries.
7067 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7069 2008-09-11 Chris Demetriou <cgd@google.com>
7071 * options.h (origin): New -z option.
7072 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7073 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7076 2008-09-05 Cary Coutant <ccoutant@google.com>
7078 * fileread.cc (File_read::make_view): Add check for attempt to map
7081 2008-09-05 Cary Coutant <ccoutant@google.com>
7083 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7084 explicit instantiations.
7086 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7089 * options.cc (General_options::finalize): Allow undefined symbols
7090 in shlibs if linking -shared.
7093 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7094 symbols as not needing a dynsym entry.
7096 2008-08-20 Craig Silverstein <csilvers@google.com>
7098 * fileread.cc (File_read::open): Do not lock the file unless it
7099 was successfully opened.
7101 2008-08-14 Cary Coutant <ccoutant@google.com>
7103 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7104 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7105 * testsuite/tls_test.cc (struct int128): 128-bit struct
7106 for testing TLS relocs with non-zero addend.
7107 (v12): New TLS variable.
7109 (t_last): Add check for v12.
7110 * testsuite/tls_test.h (t12): New function.
7111 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7113 2008-08-13 Ian Lance Taylor <iant@google.com>
7115 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7116 set tls_segment_ or relro_segment_.
7117 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7119 * output.h (Output_section::clear_is_relro): New function.
7120 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7121 sections specially even when output_data_ is empty.
7122 (Output_segment::maximum_alignment): When first section is relro,
7123 only force alignment for PT_LOAD segments.
7124 * script.cc (script_data_segment_align): New function.
7125 (script_data_segment_relro_end): New function.
7126 * script-c.h (script_data_segment_align): Declare.
7127 (script_data_segment_relro_end): Declare.
7128 * script-sections.h (class Script_sections): Declare
7129 data_segment_align and data_segment_relro_end. Add fields
7130 segment_align_index_ and saw_relro_end_.
7131 * script-sections.cc (class Sections_element): Add set_is_relro
7132 virtual function. Add new bool* parameter to place_orphan_here.
7133 Add get_output_section virtual function.
7134 (class Output_section_definition): Add set_is_relro. Add new
7135 bool* parameter to place_orphan_here. Add get_output_section.
7136 Add is_relro_ field.
7137 (Output_section_definition::Output_section_definition): Initialize
7138 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7139 and is_relro_ fields.
7140 (Output_section_definition::place_orphan_here): Add is_relro
7142 (Output_section_definition::set_section_addresses): Set relro for
7144 (Output_section_definition::alternate_constraint): Likewise.
7145 (class Orphan_output_section): Add new bool* parameter to
7146 place_orphan_here. Add get_output_section.
7147 (Orphan_output_section::place_orphan_here): Add is_relro
7149 (Script_sections::Script_sections): Initialize
7150 data_segment_align_index_ and saw_relro_end_.
7151 (Script_sections::data_segment_align): New function.
7152 (Script_sections::data_segment_relro_end): New function.
7153 (Script_sections::place_orphan): Set or clear is_relro.
7154 (Script_sections::set_section_addresses): Force alignment of first
7156 * yyscript.y (exp): Call script_data_segment_align and
7157 script_data_segment_relro_end.
7158 * testsuite/relro_script_test.t: New file.
7159 * testsuite/relro_test.cc (using_script): Declare.
7160 (t1, t2): Test using_script.
7161 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7162 (relro_script_test_SOURCES): Define.
7163 (relro_script_test_DEPENDENCIES): Define.
7164 (relro_script_test_LDFLAGS): Define.
7165 (relro_script_test_LDADD): Define.
7166 (relro_script_test.so): New target.
7167 * testsuite/Makefile.in: Rebuild.
7169 2008-08-06 Cary Coutant <ccoutant@google.com>
7171 * archive.cc (Archive::total_archives, Archive::total_members)
7172 (Archive::total_members_loaded): New variables.
7173 (Archive::setup): Add parameter. Add option to preread
7175 (Archive::read_armap): Add counter.
7176 (Archive::get_file_and_offset): New function.
7177 (Archive::get_elf_object_for_member): New function.
7178 (Archive::read_all_symbols): New function.
7179 (Archive::read_symbols): New function.
7180 (Archive::add_symbols): Add counters.
7181 (Archive::include_all_members): Use armap to find members if it's
7183 (Archive::include_member): Skip reading symbols if already read.
7184 Factored code into Archive::get_file_and_offset and
7185 Archive::get_elf_object_for_member. Changed call to
7186 Mapfile::report_include_archive_member.
7187 (Archive::print_stats): New function.
7188 * archive.h: Declare Object and Read_symbols_data classes.
7189 (Archive::Archive): Add initializers for new members.
7190 (Archive::setup): Add parameter.
7191 (Archive::print_stats): New function.
7192 (Archive::total_archives, Archive::total_members)
7193 (Archive::total_members_loaded): New variables.
7194 (Archive::get_file_and_offset): New function.
7195 (Archive::get_elf_object_for_member): New function.
7196 (Archive::read_all_symbols): New function.
7197 (Archive::read_symbols): New function.
7198 (Archive::Archive_member): New class.
7199 (Archive::members_): New member.
7200 (Archive::num_members_): New member.
7201 * main.cc: Include archive.h.
7202 (main): Call Archive::print_stats.
7203 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7204 archive parameter; member_name is now the fully-decorated name.
7205 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7206 * options.h: (General_options): Add --preread-archive-symbols option.
7207 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7210 2008-08-04 Ian Lance Taylor <iant@google.com>
7212 * symtab.h (Symbol::use_plt_offset): New function.
7213 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7214 * powerpc.cc (Relocate::relocate): Likewise.
7215 * sparc.cc (Relocate::relocate): Likewise.
7216 * x86_64.cc (Relocate::relocate): Likewise.
7217 * testsuite/weak_plt.sh: New test.
7218 * testsuite/weak_plt_main.cc: New test.
7219 * testsuite/weak_plt_shared.cc: New test.
7220 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7221 (check_PROGRAMS): Add weak_plt.
7222 (check_DATA): Add weak_plt_shared.so.
7223 (weak_plt_main_pic.o, weak_plt): New targets.
7224 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7225 * testsuite/Makefile.in: Rebuild.
7227 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7229 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7230 * testsuite/Makefile.in: Rebuild.
7232 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7234 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7235 * Makefile.in: Regenerate.
7236 * po/POTFILES.in: Regenerate.
7238 2008-07-29 Ian Lance Taylor <iant@google.com>
7240 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7241 symbols before other symbols.
7242 * testsuite/script_test_2.cc (test_addr): Declare.
7243 (test_addr_alias): Declare.
7244 (main): Check that test_addr and test_addr_alias have the right
7246 * testsuite/script_test_2.t: Define test_addr_alias and
7249 2008-07-24 Ian Lance Taylor <iant@google.com>
7252 * descriptors.cc: New file.
7253 * descriptors.h: New file.
7254 * gold-threads.h (class Hold_optional_lock): New class.
7255 * fileread.cc: Include "descriptors.h".
7256 (File_read::~File_read): Release descriptor rather than closing
7258 (File_read::open) [file]: Call open_descriptor rather than open.
7259 Set is_descriptor_opened_.
7260 (File_read::open) [memory]: Assert that descriptor is not open.
7261 (File_read::reopen_descriptor): New function.
7262 (File_read::release): Release descriptor.
7263 (File_read::do_read): Make non-const. Reopen descriptor.
7264 (File_read::read): Make non-const.
7265 (File_read::make_view): Reopen descriptor.
7266 (File_read::do_readv): Likewise.
7267 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7268 Update declarations.
7269 * layout.cc: Include "descriptors.h".
7270 (Layout::create_build_id): Use open_descriptor rather than open.
7271 * output.cc: Include "descriptors.h".
7272 (Output_file::open): Use open_descriptor rather than open.
7273 * archive.cc (Archive::const_iterator): Change Archive to be
7275 (Archive::begin, Archive::end): Make non-const.
7276 (Archive::count_members): Likewise.
7277 * archive.h (class Archive): Update declarations.
7278 * object.h (Object::read): Make non-const.
7279 * Makefile.am (CCFILES): Add descriptors.cc.
7280 (HFILES): Add descriptors.h.
7281 * Makefile.in: Rebuild.
7284 * gold.h: Always include <clocale>. Add Solaris workarounds
7285 following code in binutils/sysdep.h.
7288 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7289 this->eh_frame_hdr_ is NULL before using it.
7291 * dynobj.cc (Versions::Versions): Update comment.
7293 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7294 the base version name.
7296 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7297 array size plus one.
7298 (Stringpool_template::set_string_offsets): Subtract one from key
7299 before using it as an array index.
7300 (Stringpool_template::get_offset_with_length): Likewise.
7301 (Stringpool_template::write_to_buffer): Likewise.
7302 * stringpool.h (Stringpool_template::get_offset_from_key):
7305 2008-07-23 Ian Lance Taylor <iant@google.com>
7308 * object.h (Merged_symbol_value::value): Do our best to handle a
7312 * script.cc (Version_script_info::get_versions): Don't add empty
7313 version tag to return value.
7314 (Version_script_info::get_symbol_version_helper): Change return
7315 type to bool. Add pversion parameter. Change all callers.
7316 (script_register_vers_node): Don't require a non-NULL tag.
7317 * script.h (class Version_script_info): Update declarations.
7318 (Version_script_info::get_symbol_version): Change return type to
7319 bool. Add version parameter. Change all callers.
7320 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7321 handling. Handle an empty version from a version script.
7322 (Symbol_table::define_special_symbol): Likewise.
7323 * testsuite/ver_test_10.script: New file.
7324 * testsuite/ver_test_10.sh: New file.
7325 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7326 (check_DATA): Add ver_test_10.syms.
7327 (ver_test_10.syms, ver_test_10.so): New target.
7328 * testsuite/Makefile.in: Rebuild.
7330 2008-07-23 Simon Baldwin <simonb@google.com>
7332 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7333 to zero for undefined symbols from dynamic libraries.
7335 2008-07-23 Ian Lance Taylor <iant@google.com>
7337 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7339 * symtab.h (class Symbol_table): Update declaration.
7340 * testsuite/ver_test_9.cc: New file.
7341 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7342 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7343 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7344 (ver_test_9.so, ver_test_9.o): New targets.
7345 * testsuite/Makefile.in: Rebuild.
7347 2008-07-22 Ian Lance Taylor <iant@google.com>
7349 * options.h (class General_options): Define --check-sections.
7350 * layout.cc (Layout::set_segment_offsets): Handle
7353 * options.h (class General_options): Define -n/--nmagic and
7355 * options.cc (General_options::finalize): For -n/--nmagic or
7356 -N/--omagic, set -static.
7357 * layout.cc (Layout::attach_allocated_section_to_segment): If
7358 -N/--omagic, don't put read-only and read-write sections in
7360 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7361 finding a read-only segment.
7362 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7363 don't set the minimum segment alignment to the common page size,
7364 and don't set the file offset to the address modulo the page size.
7365 * script-sections.cc (Script_sections::create_segments): If
7366 -n/--omagic, don't put read-only and read-write sections in
7369 * cref.cc: New file.
7371 * options.h (class General_options): Add --print-symbol-counts.
7372 * main.cc (main): Issue defined symbol report if requested.
7373 * archive.cc (Archive::interpret_header): Make into a const member
7375 (Archive::add_symbols): Call Input_objects::archive_start and
7377 (Archive::const_iterator): Define new class.
7378 (Archive::begin, Archive::end): New functions.
7379 (Archive::include_all_members): Rewrite to use iterator.
7380 (Archive::count_members): New function.
7381 * archive.h (class Archive): Update declarations.
7382 (Archive::filename): New function.
7383 * object.cc: Include "cref.h".
7384 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7385 (Sized_relobj::do_get_global_symbol_counts): New function.
7386 (Input_objects::add_object): Add object to cross-referencer.
7387 (Input_objects::archive_start): New function.
7388 (Input_objects::archive_stop): New function.
7389 (Input_objects::print_symbol_counts): New function.
7390 * object.h: Declare Cref and Archive.
7391 (Object::get_global_symbol_counts): New function.
7392 (Object::do_get_global_symbol_counts): New pure virtual function.
7393 (class Sized_relobj): Add defined_count_ field. Update
7395 (class Input_objects): Add cref_ field. Update constructor.
7396 Update declarations.
7397 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7399 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7401 (Sized_dynobj::do_get_global_symbol_counts): New function.
7402 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7403 defined_count_. Update declarations. Define Symbols typedef.
7404 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7405 parameter. Change all callers.
7406 (Symbol_table::add_from_dynobj): Add sympointers and defined
7407 parameters. Change all callers.
7408 * symtab.h (class Symbol_table): Update declarations.
7409 * Makefile.am (CCFILES): Add cref.cc.
7410 (HFILES): Add cref.h.
7411 * Makefile.in: Rebuild.
7413 2008-07-22 Simon Baldwin <simonb@google.com>
7415 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7416 to zero when writing undefined symbols.
7418 2008-07-22 Ian Lance Taylor <iant@google.com>
7420 * output.cc (Output_section::add_input_section): Don't try to
7421 merge empty merge sections.
7423 2008-07-21 Craig Silverstein <csilvers@google.com>
7425 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7426 Include symbol version in error message.
7428 2008-07-20 Chris Demetriou <cgd@google.com>
7430 * configure.ac (gold_cv_c_random_seed): New configured variable.
7431 (RANDOM_SEED_CFLAGS): New substituted variable.
7432 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7433 * configure: Rebuild.
7434 * Makefile.in: Likewise.
7435 * testsuite/Makefile.in: Likewise.
7437 2008-07-18 Ian Lance Taylor <iant@google.com>
7439 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7440 where we see NAME/NULL and NAME/VERSION as separate symbols.
7441 * testsuite/ver_test_main.cc (main): Call t4.
7442 (t4, t4_2a): Define.
7443 * testsuite/ver_test_2.cc (t4_2): Define.
7444 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7445 * testsuite/ver_test_4.cc (t4_2a): Define.
7446 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7447 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7449 2008-07-17 Ian Lance Taylor <iant@google.com>
7451 * dynobj.cc (Versions::add_def): If we give an error about a
7452 missing version, go ahead and create the version anyhow.
7454 2008-07-10 Ian Lance Taylor <iant@google.com>
7456 Handle output sections with more than 0x7fffffff bytes.
7457 * object.h (class Relobj): Change map_to_output_ to
7458 output_sections_, and just keep a section pointer. Change all
7459 uses. Move comdat group support to Sized_relobj.
7460 (Relobj::is_section_specially_mapped): Remove.
7461 (Relobj::output_section): Remove poff parameter. Change all
7463 (Relobj::output_section_offset): New function.
7464 (Relobj::set_section_offset): Rewrite.
7465 (Relobj::map_to_output): Remove.
7466 (Relobj::output_sections): New function.
7467 (Relobj::do_output_section_offset): New pure virtual function.
7468 (Relobj::do_set_section_offset): Likewise.
7469 (class Sized_relobj): Add section_offsets_ field. Add comdat
7470 group support from Relobj. Update declarations.
7471 (Sized_relobj::get_output_section_offset): New function.
7472 (Sized_relobj::do_output_section_offset): New function.
7473 (Sized_relobj::do_set_section_offset): New function.
7474 * object.cc (Relobj::output_section_address): Remove.
7475 (Sized_relobj::Sized_relobj): Initialize new fields.
7476 (Sized_relobj::include_section_group): Cast find_kept_object to
7478 (Sized_relobj::include_linkonce_section): Likewise.
7479 (Sized_relobj::do_layout): Use separate arrays for output section
7481 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7483 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7484 output_sections and section_offsets.
7485 (Sized_relobj::write_local_symbols): Likewise.
7486 (map_to_kept_section): Compute output address directly.
7487 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7488 output_sections and section_offsets.
7489 (Sized_relobj::write_sections): Likewise.
7490 (Sized_relobj::relocate_sections): Likewise.
7491 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7492 * output.h (class Output_reloc): Update declarations. Change
7493 u2_.relobj to Sized_relobj*.
7494 (class Output_data_reloc): Change add functions to use
7496 * output.cc (Output_reloc::Output_reloc): Change relobj to
7498 (Output_reloc::local_section_offset): Change return type to
7499 Elf_Addr. Use get_output_section_offset.
7500 (Output_reloc::get_address): Likewise.
7501 (Output_section::is_input_address_mapped): Don't call
7502 is_section_specially_mapped.
7503 (Output_section::output_offset): Likewise.
7504 (Output_section::output_address): Likewise.
7505 (Output_section::starting_output_address): Likewise.
7506 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7507 parameter to Sized_relobj*.
7508 (Copy_relocs::need_copy_reloc): Likewise.
7509 (Copy_relocs::save): Likewise.
7510 * copy-relocs.h (class Copy_relocs): Update declarations.
7511 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7512 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7513 * target-reloc.h (relocate_for_relocatable): Change
7514 offset_in_output_section type to Elf_Addr. Change code that uses
7516 * layout.cc (Layout::layout): Always set *off.
7517 * mapfile.cc (Mapfile::print_input_section): Use
7518 output_section_offset.
7519 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7521 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7522 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7523 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7525 2008-07-03 Ian Lance Taylor <iant@google.com>
7527 * layout.cc (Layout::include_section): Do not discard unrecognized
7528 SHT_STRTAB sections.
7530 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7532 * script.cc (Lex::can_continue_name): Make '?' allowable in
7533 version-script names.
7534 * testsuite/version_script.map: Change glob pattern to use '?'
7536 2008-06-30 Manish Singh <yosh@gimp.org>
7539 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7542 2008-06-30 Ian Lance Taylor <iant@google.com>
7546 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7547 versions]: Don't try to read the value in the contents, since we
7548 don't use it. Use the template endianness when writing.
7550 2008-06-25 Cary Coutant <ccoutant@google.com>
7552 * fileread.cc (File_read::make_view): Assert on zero-length view.
7553 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7554 symbol table when there are no symbols to read.
7556 2008-06-23 Craig Silverstein <csilvers@google.com>
7558 * version.cc (version_string): Bump to 1.7
7560 2008-06-18 Craig Silverstein <csilvers@google.com>
7562 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7563 constant 0xFFFF to type Valtype.
7564 (Powerpc_relocate_functions::rel16_ha): Likewise.
7566 2008-06-17 Ian Lance Taylor <iant@google.com>
7568 * output.h (Output_section::Input_section): Initialize p2align_ to
7569 zero for Output_section_data constructors.
7570 (Output_section::Input_section::addralign): If not an input
7571 section, return the alignment of the Output_section_data.
7572 * testsuite/copy_test.cc: New file.
7573 * testsuite/copy_test_1.cc: New file.
7574 * testsuite/copy_test_2.cc: New file.
7575 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7576 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7577 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7578 (copy_test_1_pic.o, copy_test_1.so): New targets.
7579 (copy_test_2_pic.o, copy_test_2.so): New targets.
7580 * testsuite/Makefile.in: Rebuild.
7582 * script-sections.cc (Script_sections::place_orphan): Initialize
7583 local variable exact.
7585 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7587 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7589 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7590 David S. Miller <davem@davemloft.net>
7592 * powerpc.cc: New file.
7593 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7594 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7595 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7596 * Makefile.in: Rebuild.
7598 2008-06-09 Ian Lance Taylor <iant@google.com>
7600 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7602 (throwing, orig_terminate): New static variables.
7603 (terminate_handler): New static function.
7604 (t2): Set terminate handler.
7606 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7609 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7612 2008-05-30 Cary Coutant <ccoutant@google.com>
7614 * archive.cc (Archive::include_all_members) Correct to step
7615 over symbol table and extended name table in thin archives.
7617 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7620 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7623 2008-05-28 Caleb Howe <cshowe@google.com>
7625 * reduced_debug_output.cc: New file.
7626 * reduced_debug_output.h: New file.
7627 * options.h (class General_options): Add --strip-debug-non-line.
7628 * options.cc (General_options::finalize): Add strip_debug_non_line
7629 to the strip heirarchy.
7630 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7632 * layout.cc: Include "reduced_debug_output.h".
7633 (Layout::Layout): Initialize new fields.
7634 (line_only_debug_sections): New static array.
7635 (is_lines_only_debug_sections): New static inline function.
7636 (Layout::include_section): Handle --strip-debug-non-line.
7637 (Layout::make_output_section): If --strip-debug-non-line, build
7638 new output sections for .debug_abbrev and .debug_info.
7639 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7640 gold. Warn about possible overflow.
7641 (read_signed_LEB_128): Likewise.
7642 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7643 (read_signed_LEB_128): Declare.
7644 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7645 (HFILES): Add reduced_debug_output.h.
7646 * Makefile.in: Rebuild.
7648 2008-05-21 Ian Lance Taylor <iant@google.com>
7650 * mapfile.cc: New file.
7651 * mapfile.h: New file.
7652 * options.h (class General_options): Add -M/--print-map and -Map.
7653 * options.cc (General_options::finalize): Make -M equivalent to
7655 * main.cc: Include <cstdio> and "mapfile.h".
7656 (main): Open mapfile if requested.
7657 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7658 constructor. Change caller.
7659 (queue_initial_tasks): Add mapfile parameter. Change caller.
7660 (queue_middle_tasks): Likewise.
7661 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7663 * archive.cc: Include "mapfile.h".
7664 (Archive::add_symbols): Add mapfile parameter. Change all
7665 callers. Pass mapfile, symbol, and reason to include_member.
7666 (Archive::include_all_members): Add mapfile parameter. Change all
7668 (Archive::include_member): Add mapfile, sym, and why parameters.
7669 Change all callers. Report inclusion to map file.
7670 * archive.h: Include "fileread.h".
7671 (class Archive): Update declarations.
7672 (Archive::file): New const method.
7673 (class Add_archive_symbols): Add mapfile_ field. Update
7674 constructor. Change all callers.
7675 * readsyms.h (class Read_symbols): Likewise.
7676 (class Finish_group): Likewise.
7677 (class Read_script): Likewise.
7678 * common.cc: Include "mapfile.h".
7679 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7681 (Symbol_table::do_allocate_commons): Likewise.
7682 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7683 symbol allocation to mapfile.
7684 * common.h (class Allocate_commons_task): Add mapfile_ field.
7685 Update constructor. Change all callers.
7686 * symtab.h (class Symbol_table): Update declarations.
7687 * layout.cc: Include "mapfile.h".
7688 (Layout_task_runner::run): Print information to mapfile.
7689 (Layout::create_gold_note): Change Output_data_fixed_space to
7690 Output_data_zero_fill.
7691 (Layout::create_build_id): Likewise.
7692 (Layout::print_to_mapfile): New function.
7693 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7694 constructor. Change caller.
7695 (class Layout): Declare print_to_mapfile.
7696 * output.cc (Output_section::Input_section::print_to_mapfile): New
7698 (Output_section::add_input_section): If producing a map, always
7699 add to input_sections_ list.
7700 (Output_section::do_print_to_mapfile): New function.
7701 (Output_segment::print_sections_to_mapfile): New function.
7702 (Output_segment::print_section_list_to_mapfile): New function.
7703 * output.h: Include "mapfile.h".
7704 (Output_data::print_to_mapfile): New function.
7705 (Output_data::do_print_to_mapfile): New virtual function.
7706 (Output_segment_headers::do_print_to_mapfile): New function.
7707 (Output_file_header::do_print_to_mapfile): New function.
7708 (Output_data_const::do_print_to_mapfile): New function.
7709 (class Output_data_const_buffer): Add map_name_ field. Update
7710 constructor. Change all callers. Add do_print_to_mapfile
7712 (class Output_data_fixed_space): Likewise.
7713 (class Output_data_space): Likewise.
7714 (class Output_data_zero_fill): New class.
7715 (Output_data_strtab::do_print_to_mapfile): New function.
7716 (Output_data_reloc_base::do_print_to_mapfile): New function.
7717 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7718 (Output_data_group::do_print_to_mapfile): New function.
7719 (Output_data_got::do_print_to_mapfile): New function.
7720 (Output_data_dynamic::do_print_to_mapfile): New function.
7721 (Output_symtab_xindex::do_print_to_mapfile): New function.
7722 (class Output_section): Declare do_print_to_mapflie. Declare
7723 print_to_mapfile in Input_section.
7724 (class Output_segment): Declare new functions.
7725 * object.h (Sized_relobj::symbol_count): New function.
7726 * script-sections.cc
7727 (Output_section_element_dot_assignment::set_section_addresses):
7728 Change Output_data_fixed_space to Output_data_zero_fill.
7729 (Output_data_expression::do_print_to_mapfile): New function.
7730 * script.cc (read_input_script): Add mapfile parameter. Change
7732 * script.h (read_input_script): Update declaration.
7733 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7734 (Eh_frame::do_print_to_mapfile): New function.
7735 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7736 (Output_merge_string::do_print_to_mapfile): New function.
7737 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7739 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7741 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7743 * Makefile.am (CCFILES): Add mapfile.cc.
7744 (HFILES): Add mapfile.h.
7745 * Makefile.in: Rebuild.
7747 2008-05-19 Ian Lance Taylor <iant@google.com>
7749 * options.h (class General_options): Add -z relro.
7750 * layout.cc (Layout::Layout): Initialize relro_segment_.
7751 (Layout::add_output_section_data): Return the output section.
7752 (Layout::make_output_section): Rcognize relro sections and mark
7754 (Layout::attach_allocated_section_to_segment): Put relro sections
7755 in a PT_GNU_RELRO segment.
7756 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7758 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7760 (Layout::linkonce_mapping): Map d.rel.ro.local to
7762 (Layout::output_section_name): Us .data.rel.ro.local for any
7763 section which begins with that.
7764 * layout.h (class Layout): Update add_output_section_data
7765 declaration. Add relro_segment_ field.
7766 * output.cc (Output_section::Output_section): Initialize is_relro_
7767 and is_relro_local_ fields.
7768 (Output_segment::add_output_section): Group relro sections.
7769 (Output_segment::is_first_section_relro): New function.
7770 (Output_segment::maximum_alignment): If there is a relro section,
7771 align the segment to the common page size.
7772 (Output_segment::set_section_addresses): Track whether we are
7773 looking at relro sections. If the last section is a relro
7774 section, align to the common page size.
7775 (Output_segment::set_section_list_addresses): Add in_relro
7776 parameter. Change all callers. Align to the page size when
7777 moving from relro to non-relro section.
7778 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7780 * output.h (class Output_section): Add is_relro_ and
7781 is_relro_local_ fields.
7782 (Output_section::is_relro): New function.
7783 (Output_section::set_is_relro): New function.
7784 (Output_section::is_relro_local): New function.
7785 (Output_section::set_is_relro_local): New function.
7786 (class Output_segment): Update declarations.
7787 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7788 * sparc.cc (Target_sparc::got_section): Likewise.
7789 * x86_64.cc (Target_x86_64::got_section): Likewise.
7790 * testsuite/relro_test_main.cc: New file.
7791 * testsuite/relro_test.cc: New file.
7792 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7793 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7794 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7795 (relro_test.so, relro_test_pic.o): New targets.
7796 * testsuite/Makefile.in: Rebuild.
7798 2008-05-16 Ian Lance Taylor <iant@google.com>
7800 * output.cc (Output_segment::add_output_section): Remove front
7802 * output.h (class Output_segment): Remove
7803 add_initial_output_section and overloaded add_output_section.
7804 Update declaration of remaining add_output_section.
7805 * layout.cc (Layout::create_interp): Call add_output_section
7806 rather than add_initial_output_section.
7807 (Layout::finish_dynamic_section): Likewise.
7809 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7810 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7811 know the dynamic type.
7812 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7813 field. Initialize it in constructor.
7814 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7815 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7816 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7819 * output.cc (Output_reloc::get_address): Change return type to
7821 * output.h (class Output_reloc): Update get_address declaration.
7822 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7823 for section addresses.
7825 2008-05-09 Ian Lance Taylor <iant@google.com>
7828 * gold.cc (gold_nomem): Use return value of write.
7830 2008-05-08 Ian Lance Taylor <iant@google.com>
7832 * symtab.c (Symbol::init_base_output_data): Add version
7833 parameter. Change all callers.
7834 (Symbol::init_base_output_segment): Likewise.
7835 (Symbol::init_base_constant): Likewise.
7836 (Symbol::init_base_undefined): Likewise.
7837 (Sized_symbol::init_output_data): Likewise.
7838 (Sized_symbol::init_output_segment): Likewise.
7839 (Sized_symbol::init_constant): Likewise.
7840 (Sized_symbol::init_undefined): Likewise.
7841 (Symbol_table::do_define_in_output_data): If the new symbol has a
7842 version, mark it as the default.
7843 (Symbol_table::do_define_in_output_segment): Likewise.
7844 (Symbol_table::do_define_as_constant): Likewise.
7845 * symtab.h (class Symbol): Update declarations.
7846 (class Sized_symbol): Likewise.
7847 * resolve.cc (Symbol::override_version): New function.
7848 (Symbol::override_base): Call override_version.
7849 (Symbol::override_base_with_special): Likewise.
7850 * testsuite/ver_script_8.script: New file.
7851 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7852 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7853 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7854 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7856 2008-05-06 Ian Lance Taylor <iant@google.com>
7859 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7861 (class General_options): Remove existing --undefined, and add
7862 --no-undefined instead. Add new --undefined as synonym for -u.
7863 * archive.cc (Archive::add_symbols): Check whether symbol was
7865 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7866 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7867 all uses. Add IS_UNDEFINED. Update declarations to split
7868 different versions of init_base. Declare init_base_undefined.
7869 (Symbol::is_defined): Handle IS_UNDEFINED.
7870 (Symbol::is_undefined): Likewise.
7871 (Symbol::is_weak_undefined): Call is_undefined.
7872 (Symbol::is_absolute): Handle IS_CONSTANT.
7873 (class Sized_symbol): Update declarations to split different
7874 versions of init. Declare init_undefined.
7875 (class Symbol_table): Declare new functions.
7876 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7878 (Symbol::init_base_output_data): Likewise.
7879 (Symbol::init_base_output_segment): Likewise.
7880 (Symbol::init_base_constant): Likewise.
7881 (Symbol::init_base_undefined): New function.
7882 (Sized_symbol::init_object): Rename from init. Change all
7884 (Sized_symbol::init_output_data): Likewise.
7885 (Sized_symbol::init_output_segment): Likewise.
7886 (Sized_symbol::init_constant): Likewise.
7887 (Sized_symbol::init_undefined): New function.
7888 (Symbol_table::add_undefined_symbols_from_command_line): New
7890 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7892 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7893 (Symbol::output_section): Likewise.
7894 (Symbol::set_output_section): Likewise.
7895 (Symbol_table::sized_finalize_symbol): Likewise.
7896 (Symbol_table::sized_write_globals): Likewise.
7897 * resolve.cc (Symbol_table::should_override): Likewise.
7898 (Symbol::override_base_with_special): Likewise.
7900 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7901 symbol, change it to have default visibility.
7902 * testsuite/protected_1.cc: New file.
7903 * testsuite/protected_2.cc: New file.
7904 * testsuite/protected_3.cc: New file.
7905 * testsuite/protected_main_1.cc: New file.
7906 * testsuite/protected_main_2.cc: New file.
7907 * testsuite/protected_main_3.cc: New file.
7908 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7909 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7910 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7911 (protected_1.so): New target.
7912 (protected_1_pic.o, protected_2_pic.o): New targets.
7913 (protected_3_pic.o): New target.
7914 (check_PROGRAMS): Add protected_2.
7915 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7916 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7917 * testsuite/Makefile.in: Rebuild.
7919 * options.h (DEFINE_var): Add set_user_set_##varname__.
7920 (DEFINE_bool_alias): New macro.
7921 (class General_options): Define -Bstatic using DEFINE_bool_alias
7922 rather than DEFINE_special. Add --undefined as an alias for -z
7924 * options.cc (General_options::parse_Bstatic): Remove.
7926 * options.h (class General_options): Add --fatal-warnings.
7927 * main.cc (main): Implement --fatal-warnings.
7928 * errors.h (Errors::warning_count): New function.
7930 * options.h (class General_options): Add -Bsymbolic-functions.
7931 * symtab.h (Symbol::is_preemptible): Check for
7932 -Bsymbolic-functions.
7934 2008-05-05 Ian Lance Taylor <iant@google.com>
7936 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7937 as noVARNAME rather than no-VARNAME.
7938 (class General_options): Add option -z combreloc.
7939 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7941 (Output_reloc::sort_before) [SHT_REL]: New function.
7942 (Output_reloc::sort_before) [SHT_RELA]: New function.
7943 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7944 Sort_relocs_comparison.
7945 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7946 parameter. Change all callers.
7947 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7948 sort_relocs parameter. Change all callers.
7949 * output.cc (Output_reloc::get_address): New function, broken out
7951 (Output_reloc::write_rel): Call it.
7952 (Output_reloc::compare): New function.
7953 (Output_data_reloc_base::do_write): Optionally sort relocs.
7955 * configure.ac: If targ_extra_obj is set, link it in.
7956 * configure.tgt: Initialize all variables.
7957 (x86_64*): Set targ_extra_obj and targ_extra_size.
7958 * configure: Rebuild.
7960 * object.cc (Sized_relobj::include_section_group): Adjust section
7961 indexes read from group data. Build vector to pass to
7963 * layout.cc (Layout::layout_group): Add flags and shndxes
7964 parameters. Remove contents parameter. Change caller. Update
7965 explicit instantiations.
7966 * layout.h (class Layout): Update layout_group declaration.
7967 * output.cc (Output_data_group::Output_data_group): Add flags and
7968 input_shndxes parameters. Remove contents parameter. Change
7970 (Output_data_group::do_write): Change input_sections_ to
7972 * output.h (class Output_data_group): Update constructor
7973 declaration. Rename input_sections_ to input_shndxes_.
7974 * testsuite/many_sections_test.cc: Add template.
7976 2008-04-30 Cary Coutant <ccoutant@google.com>
7978 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7980 * layout.cc (Layout::include_section): Refactored check for debug
7982 (Layout::add_comdat): Add new parameters. Change type
7983 of signature parameter. Add object and shndx to signatures table.
7984 (Layout::find_kept_object): New function.
7985 * layout.h: Include <cstring>.
7986 (Layout::is_debug_info_section): New function.
7987 (Layout::add_comdat): Add new parameters.
7988 (Layout::find_kept_object): New function.
7989 (Layout::Kept_section): New struct.
7990 (Layout::Signatures): Change type of map range.
7991 * object.cc (Relobj::output_section_address): New function.
7992 (Sized_relobj::include_section_group): Add new parameters. Change
7993 calls to Layout::add_comdat. Change to build table of kept comdat
7994 groups and table mapping discarded sections to kept sections.
7995 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7996 (Sized_relobj::do_layout): Change calls to include_section_group and
7997 include_linkonce_section.
7998 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7999 value to zero when section is discarded.
8000 (Sized_relobj::map_to_kept_section): New function.
8001 * object.h (Relobj::output_section_address): New function.
8002 (Relobj::Comdat_group): New type.
8003 (Relobj::find_comdat_group): New function.
8004 (Relobj::Comdat_group_table): New type.
8005 (Relobj::Kept_comdat_section): New type.
8006 (Relobj::Kept_comdat_section_table): New type.
8007 (Relobj::add_comdat_group): New function.
8008 (Relobj::set_kept_comdat_section): New function.
8009 (Relobj::get_kept_comdat_section): New function.
8010 (Relobj::comdat_groups_): New field.
8011 (Relobj::kept_comdat_sections_): New field.
8012 (Symbol_value::input_value): Update comment.
8013 (Sized_relobj::map_to_kept_section) New function.
8014 (Sized_relobj::include_linkonce_section): Add new parameter.
8015 * target-reloc.h (Comdat_behavior): New type.
8016 (get_comdat_behavior): New function.
8017 (relocate_section): Add code to map a discarded section to the
8018 corresponding kept section when applying a relocation.
8020 2008-04-30 Craig Silverstein <csilvers@google.com>
8022 * dwarf_reader.cc (next_generation_count): New static var.
8023 (Addr2line_cache_entry): New struct.
8024 (addr2line_cache): New static var.
8025 (Dwarf_line_info::one_addr2line): Added caching.
8026 (Dwarf_line_info::clear_addr2line_cache): New function.
8027 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8028 cache-size parameter.
8029 (Dwarf_line_info::one_addr2line_cache): New function.
8030 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8031 new cache-size argument to one_addr2line(), and clear cache.
8033 2008-04-28 Cary Coutant <ccoutant@google.com>
8035 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8036 R_386_PC8 relocations.
8038 2008-04-23 Ian Lance Taylor <iant@google.com>
8040 * object.cc (Sized_relobj::include_section_group): Check for
8041 invalid section group.
8043 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8046 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8047 than read for file header.
8048 * archive.cc (Archive::include_member): Likewise.
8050 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8052 * aclocal.m4: Regenerate.
8053 * configure: Regenerate.
8055 2008-04-19 Ian Lance Taylor <iant@google.com>
8057 * version.cc (version_string): Bump to 1.6.
8059 * testsuite/Makefile.am (many_sections_r_test): New target.
8060 (many_sections_r_test_SOURCES): Remove.
8061 (many_sections_r_test_DEPENDENCIES): Remove.
8062 (many_sections_r_test_LDFLAGS): Remove.
8063 (many_sections_r_test_LDADD): Remove.
8065 * object.cc (Sized_relobj::do_add_symbols): Always pass
8066 local_symbol_count_ to add_from_relobj.
8068 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8069 every thousand variables.
8070 * testsuite/Makefile.in: Rebuild.
8072 * object.cc (Xindex::initialize_symtab_xindex): New function.
8073 (Xindex::read_symtab_xindex): New function.
8074 (Xindex::sym_xindex_to_shndx): New function.
8075 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8077 (Sized_relobj::do_initialize_xindex): New function.
8078 (Sized_relobj::do_read_symbols): Adjust section links.
8079 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8080 parameter. Change all callers.
8081 (Sized_relobj::include_section_group): Adjust section links and
8082 symbol section indexes.
8083 (Sized_relobj::do_layout): Adjust section links.
8084 (Sized_relobj::do_count_local_symbols): Adjust section links and
8085 symbol section indexes.
8086 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8087 ordinary and special symbols.
8088 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8089 dynsym_xindex parameters. Change all callers. Adjust section
8090 links. Use SHN_XINDEX when needed.
8091 (Sized_relobj::get_symbol_location_info): Adjust section links.
8092 Don't get fooled by special symbols.
8093 * object.h (class Xindex): Define.
8094 (class Object): Add xindex_ parameter. Declare virtual functoin
8095 do_initialize_xindex.
8096 (Object::adjust_sym_shndx): New function.
8097 (Object::set_xindex): New protected function.
8098 (class Symbol_value): Add is_ordinary_shndx_ field.
8099 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8100 (Symbol_value::value): Assert ordinary section.
8101 (Symbol_value::initialize_input_to_output_map): Likewise.
8102 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8104 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8106 (class Sized_relobj): Update declarations.
8107 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8108 parameter. Change all callers.
8109 (Sized_relobj::adjust_shndx): New function.
8110 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8112 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8113 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8114 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8115 (Sized_dynobj::read_dynsym_section): Adjust section links.
8116 (Sized_dynobj::read_dynamic): Likewise.
8117 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8119 (Sized_dynobj::do_initialize_xindex): New function.
8120 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8121 do_initialize_xindex.
8122 (Sized_dynobj::adjust_shndx): New function.
8123 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8124 dynsym_xindex_ fields.
8125 (Layout::finalize): Add a call to set_section_indexes before
8126 creating the symtab sections.
8127 (Layout::set_section_indexes): Don't do anything if the section
8128 already has a section index.
8129 (Layout::create_symtab_sections): Add shnum parameter. Change
8130 caller. Create .symtab_shndx section if needed.
8131 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8133 (Layout::allocated_output_section_count): New function.
8134 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8136 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8137 fields. Update declarations.
8138 (Layout::symtab_xindex): New function.
8139 (Layout::dynsym_xindex): New function.
8140 (class Write_symbols_task): Add layout_ field.
8141 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8143 * output.cc (Output_section_headers::Output_section_headers): Add
8144 shstrtab_section parameter. Change all callers.
8145 (Output_section_headers::do_sized_write): Store overflow values
8146 for section count and section string table section index in
8147 section header zero.
8148 (Output_file_header::do_sized_write): Check for overflow of
8149 section count and section string table section index.
8150 (Output_symtab_xindex::do_write): New function.
8151 (Output_symtab_xindex::endian_do_write): New function.
8152 * output.h (class Output_section_headers): Add shstrtab_section_.
8153 Update declarations.
8154 (class Output_symtab_xindex): Define.
8155 (Output_section::has_out_shndx): New function.
8156 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8158 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8160 (Sized_symbol::init): Likewise.
8161 (Symbol::output_section): Check for ordinary symbol.
8162 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8163 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8165 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8166 Change all callers. Simplify handling of symbols from sections
8167 not included in the link.
8168 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8170 (Weak_alias_sorter::operator()): Assert that symbols are
8172 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8174 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8175 parameters. Change all callers.
8176 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8177 symbol distinction. Use SHN_XINDEX when needed.
8178 (Symbol_table::write_section_symbol): Add symtab_xindex
8179 parameter. Change all callers.
8180 (Symbol_table::sized_write_section_symbol): Likewise. Use
8181 SHN_XINDEX when needed.
8182 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8184 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8185 (Symbol::is_defined): Check is_ordinary.
8186 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8187 (Symbol::is_absolute, Symbol::is_common): Likewise.
8188 (class Sized_symbol): Update declarations.
8189 (class Symbol_table): Update declarations.
8190 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8191 parameters. Change all callers.
8192 (Sized_symbol::override): Likewise.
8193 (Symbol_table::override): Likewise.
8194 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8195 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8196 is_ordinary, and orig_st_shndx parameters. Change all callers.
8197 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8198 to be in an ordinary section.
8199 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8200 object and is_ordinary parameters. Change all callers.
8201 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8202 Change all callers. Don't add undefined or non-ordinary symbols
8204 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8206 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8208 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8209 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8210 (Sized_relobj::relocate_sections): Likewise.
8211 * target-reloc.h (scan_relocs): Adjust section symbol index.
8212 (scan_relocatable_relocs): Likewise.
8213 * i386.cc (Scan::local): Check for ordinary symbols.
8214 * sparc.cc (Scan::local): Likewise.
8215 * x86_64.cc (Scan::local): Likewise.
8216 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8217 to symbol_section_and_value.
8218 * testsuite/many_sections_test.cc: New file.
8219 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8220 (check_PROGRAMS): Add many_sections_test.
8221 (many_sections_test_SOURCES): Define.
8222 (many_sections_test_DEPENDENCIES): Define.
8223 (many_sections_test_LDFLAGS): Define.
8224 (BUILT_SOURCES): Add many_sections_define.h.
8225 (many_sections_define.h): New target.
8226 (BUILT_SOURCES): Add many_sections_check.h.
8227 (many_sections_check.h): New target.
8228 (check_PROGRAMS): Add many_sections_r_test.
8229 (many_sections_r_test_SOURCES): Define.
8230 (many_sections_r_test_DEPENDENCIES): Define.
8231 (many_sections_r_test_LDFLAGS): Define.
8232 (many_sections_r_test_LDADD): Define.
8233 (many_sections_r_test.o): New target.
8234 * testsuite/Makefile.in: Rebuild.
8236 2008-04-17 Cary Coutant <ccoutant@google.com>
8238 * errors.cc (Errors::info): New function.
8239 (gold_info): New function.
8240 * errors.h (Errors::info): New function.
8241 * gold.h (gold_info): New function.
8242 * object.cc (Input_objects::add_object): Print trace output.
8243 * options.cc (options::parse_set): New function.
8244 (General_options::parse_wrap): Deleted.
8245 (General_options::General_options): Deleted initializer.
8246 * options.h (options::String_set): New typedef.
8247 (options::parse_set): New function.
8248 (DEFINE_set): New macro.
8249 (General_options::wrap): Changed to use DEFINE_set. Changed
8250 callers of any_wrap_symbols and is_wrap_symbol.
8251 (General_options::trace, General_options::trace_symbol):
8253 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8254 (General_options::wrap_symbols_): Deleted.
8255 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8257 2008-04-17 David S. Miller <davem@davemloft.net>
8259 * options.cc (General_options::parse_V): New function.
8260 * options.h: Add entries for -V and -Qy.
8262 2008-04-17 Ian Lance Taylor <iant@google.com>
8264 * common.cc (Symbol_table::allocate_commons): Remove options
8265 parameter. Change caller.
8266 (Symbol_table::do_allocate_commons): Remove options parameter.
8267 Change caller. Just call do_allocate_commons_list twice.
8268 (Symbol_table::do_allocate_commons_list): New function, broken out
8269 of do_allocate_commons.
8270 * common.h (class Allocate_commons_task): Remove options_ field.
8272 * symtab.cc (Symbol_table::Symbol_table): Initialize
8274 (Symbol_table::add_from_object): Put TLS common symbols on
8276 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8277 which are IN_OUTPUT_DATA.
8278 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8279 allocate_commons and do_allocate_commons declarations. Declare
8280 do_allocate_commons_list.
8281 * gold.cc (queue_middle_tasks): Update creation of
8282 Allocate_commons_task to not pass options.
8283 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8284 (TLS_TEST_C_FLAGS): New variable.
8285 (tls_test_c_pic.o): New target.
8286 (tls_test_shared.so): Link in tls_test_c_pic.o.
8287 (tls_test_c_pic_ie.o): New target.
8288 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8289 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8290 (tls_test_c.o): New target.
8291 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8292 (tls_pic_test_LDADD): Likewise.
8293 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8294 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8295 (tls_test_c_gnu2.o): New target.
8296 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8298 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8299 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8300 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8301 * testsuite/tls_test.cc: Include "config.h".
8302 (t_last): Call t11_last.
8303 * testsuite/tls_test.h (t11, t11_last): Declare.
8304 * testsuite/tls_test_c.c: New file.
8305 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8306 * configure.ac: Check for OpenMP support.
8307 * configure, config.in, Makefile.in: Rebuild.
8308 * testsuite/Makefile.in: Rebuild.
8310 2008-04-16 Cary Coutant <ccoutant@google.com>
8312 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8313 (Target_i386::tls_base_symbol_defined_): New field.
8314 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8315 (Target_i386::Scan::global): Likewise.
8316 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8317 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8318 (Target_x86_64::tls_base_symbol_defined_): New field.
8319 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8320 (Target_x86_64::Scan::global): Likewise.
8322 2008-04-16 Cary Coutant <ccoutant@google.com>
8324 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8325 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8326 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8327 building shared libraries.
8328 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8329 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8330 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8331 * testsuite/Makefile.in: Rebuild.
8332 * testsuite/weak_undef.h: New file.
8333 * testsuite/weak_undef_file1.cc: Add extra test cases.
8334 * testsuite/weak_undef_file2.cc: Likewise.
8335 * testsuite/weak_undef_test.cc: Likewise.
8337 2008-04-16 David S. Miller <davem@davemloft.net>
8339 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8340 Add issued_non_pic_error_ field. Declare check_non_pic.
8341 (Target_sparc::Scan::check_non_pic): New function.
8342 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8343 (Target_sparc::Scan::global): Likewise.
8345 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8346 * configure: Rebuild.
8348 * options.h (DEFINE_enable): New macro.
8349 (new_dtags): New enable option.
8350 (initfirst, interpose, loadfltr, nodefaultlib,
8351 nodelete, nodlopen, nodump): New -z options.
8352 * layout.cc (Layout:finish_dynamic_section): If new
8353 dtags enabled, emit DT_RUNPATH. Also, emit a
8354 DT_FLAGS_1 containing any specified -z flags.
8356 2008-04-16 Ian Lance Taylor <iant@google.com>
8358 * copy-relocs.cc: New file.
8359 * copy-relocs.h: New file.
8360 * reloc.cc: Remove Copy_relocs code.
8361 * reloc.h: Likewise.
8362 * reloc-types.h (struct Reloc_types) [both versions]: Add
8363 get_reloc_addend_noerror.
8364 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8365 variants of add_global which take an addend which must be zero.
8366 * i386.cc: Include "copy-relocs.h".
8367 (class Target_i386): Change type of copy_relocs_ to variable,
8369 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8371 (Target_i386::do_finalize_sections): Change handling of
8373 * sparc.cc: Include "copy-relocs.h".
8374 (class Target_sparc): Change type of copy_relocs_ to variable,
8376 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8378 (Target_sparc::do_finalize_sections): Change handling of
8380 * x86_64.cc: Include "copy-relocs.h".
8381 (class Target_x86_64): Change type of copy_relocs_ to variable,
8383 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8384 class. Change all callers.
8385 (Target_x86_64::do_finalize_sections): Change handling of
8387 * Makefile.am (CCFILES): Add copy-relocs.cc.
8388 (HFILES): Add copy-relocs.h.
8390 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8392 * testsuite/script_test_4.sh: Permit leading zeroes.
8394 2008-04-15 Ian Lance Taylor <iant@google.com>
8396 * script-sections.cc (Script_sections::create_segments): Use
8397 header_size_adjustment even when there is enough room for the
8399 * testsuite/script_test_4.sh: New file.
8400 * testsuite/script_test_4.t: New file.
8401 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8402 (check_DATA): Add script_test_4.stdout.
8403 (MOSTLYCLEANFILES): Likewise.
8404 (script_test_4): New target.
8405 (script_test_4.stdout): New target.
8406 * testsuite/Makefile.in: Rebuild.
8408 * sparc.cc: Add definitions for Output_data_plt_sparc class
8411 2008-04-14 David S. Miller <davem@davemloft.net>
8413 * sparc.cc: New file.
8414 * Makefile.am (TARGETSOURCES): Add sparc.cc
8415 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8416 * configure.tgt: Document targ_extra_size and
8417 targ_extra_big_endian. Add entries for sparc-* and
8419 * configure.ac: Handle targ_extra_size and
8420 targ_extra_big_endian.
8421 * Makefile.in: Rebuild.
8422 * configure: Likewise.
8423 * po/POTFILES.in: Likewise.
8424 * po/gold.pot: Likewise.
8426 2008-04-14 Ian Lance Taylor <iant@google.com>
8428 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8429 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8430 in the name/type/flags to section mapping. Don't call
8431 allocate_output_section.
8432 (Layout::choose_output_section): Change parameter from adjust_name
8433 to is_input_section. Don't permit input sections after sections
8434 are attached to segments. Don't call allocate_output_section.
8435 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8436 not write_enable_output_section.
8437 (Layout::make_output_section): Don't push to
8438 unattached_section_list_ nor call attach_to_segment. Call
8439 attach_section_to_segment if sections are attached.
8440 (Layout::attach_sections_to_segments): New function.
8441 (Layout::attach_section_to_segment): New function.
8442 (Layout::attach_allocated_section_to_segment): Rename from
8443 attach_to_segment. Remove flags parameter.
8444 (Layout::allocate_output_section): Remove function.
8445 (Layout::write_enable_output_section): Remove function.
8446 * layout.h (class Layout): Update for above changes. Add new
8447 field sections_are_attached_.
8448 * output.h (Output_section::update_flags_for_input_section): New
8450 * output.cc (Output_section::add_input_section): Call
8451 update_flags_for_input_section.
8452 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8454 2008-04-11 Cary Coutant <ccoutant@google.com>
8456 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8457 thought unnecessary.
8458 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8460 2008-04-11 Ian Lance Taylor <iant@google.com>
8462 * output.h (class Output_section_data): Remove inline definition
8464 * output.cc (Output_section_data::set_addralign): New function.
8466 2008-04-11 Cary Coutant <ccoutant@google.com>
8468 Add support for TLS descriptors for i386 and x86_64.
8469 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8470 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8471 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8473 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8474 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8475 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8477 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8478 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8479 Fix problem with initial-exec relocations.
8480 (Target_i386::Relocate::relocate_tls): Likewise.
8481 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8483 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8484 support for section-plus-offset dynamic table entries.
8485 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8486 (Output_data_dynamic::Dynamic_entry): Add support for
8487 section-plus-offset dynamic table entries.
8488 (Output_data_dynamic::Classification): Likewise.
8489 (Output_data_dynamic::classification_): Renamed offset_.
8490 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8491 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8492 (Target_x86_64::make_plt_section): New function.
8493 (Target_x86_64::reserve_tlsdesc_entries): New function.
8494 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8495 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8496 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8497 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8498 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8499 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8500 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8501 add extra PLT entry for TLS descriptors.
8502 (Output_data_plt_x86_64::got_): New field.
8503 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8504 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8506 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8508 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8509 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8510 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8511 R_386_TLS_DESC_CALL relocations.
8512 (Target_x86_64::Scan::global): Likewise.
8513 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8514 for TLS descriptors.
8515 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8516 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8517 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8518 GD-to-IE relaxation.
8519 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8520 and TLS_DESCRIPTORS.
8521 * Makefile.in: Rebuild.
8522 * configure: Rebuild.
8523 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8524 (tls_test_shared2.so): New target.
8525 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8526 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8527 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8528 (tls_shared_gd_to_ie_test_LDADD): New variable.
8529 (tls_shared_gnu2_gd_to_ie_test): New target.
8530 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8532 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8533 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8534 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8535 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8536 (tls_shared_gnu2_test): New target.
8537 (tls_test_gnu2_shared.so): New target.
8538 (tls_shared_gnu2_test_SOURCES): New variable.
8539 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8540 (tls_shared_gnu2_test_LDFLAGS): New variable.
8541 (tls_shared_gnu2_test_LDADD): New variable.
8542 * testsuite/Makefile.in: Rebuild.
8543 * testsuite/Makefile.
8545 2008-04-11 Ian Lance Taylor <iant@google.com>
8547 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8549 * testsuite/Makefile.in: Rebuild.
8551 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8553 * testsuite/script_test_2.cc (main): Adjust test.
8555 2008-04-11 David S. Miller <davem@davemloft.net>
8556 Ian Lance Taylor <iant@google.com>
8558 * options.h (General_options): Add entries for '-Y' and
8560 * options.cc (General_options:finalize): If -Y was used, add those
8561 entries to the library path instead of the default "/lib" and
8564 2008-04-11 David S. Miller <davem@davemloft.net>
8566 * testsuite/justsyms.t: Start at 0x100.
8567 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8568 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8570 * testsuite/script_test_2.cc: Adjust string and section length
8573 2008-04-09 Ian Lance Taylor <iant@google.com>
8576 * script-sections.cc (Sections_element::allocate_to_segment): Add
8578 (Output_section_definition::allocate_to_segment): Likewise.
8579 (Orphan_output_section::allocate_to_segment): Likewise.
8580 (Script_sections::attach_sections_using_phdrs_clause): Don't
8581 propagate non-PT_LOAD segments to orphan sections.
8582 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8583 readelf rather than objdump.
8584 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8585 .interp section and PT_INTERP segment are the same size.
8586 * testsuite/Makefile.in: Rebuild.
8588 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8589 aliases for symbols defined in the same object.
8590 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8591 (weak_alias_test_SOURCES): New variable.
8592 (weak_alias_test_DEPENDENCIES): New variable.
8593 (weak_alias_test_LDFLAGS): New variable.
8594 (weak_alias_test_LDADD): New variable.
8595 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8596 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8597 (weak_alias_test_3.o): New target.
8598 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8599 * testsuite/weak_alias_test_main.cc: New file.
8600 * testsuite/weak_alias_test_1.cc: New file.
8601 * testsuite/weak_alias_test_2.cc: New file.
8602 * testsuite/weak_alias_test_3.cc: New file.
8604 2008-04-08 Ian Lance Taylor <iant@google.com>
8606 * options.h (class General_options): Add --noinhibit-exec option.
8607 * main.cc (main): Check --noinhibit-exec.
8609 * options.h (class General_options): Define --wrap as a special
8610 option. Add wrap_symbols_ field.
8611 (General_options::any_wrap_symbols): New function.
8612 (General_options::is_wrap_symbol): New function.
8613 * options.cc (General_options::parse_wrap): New function.
8614 (General_options::General_options): Initialize wrap_symbols_.
8615 * symtab.cc (Symbol_table::wrap_symbol): New function.
8616 (Symbol_table::add_from_object): Handle --wrap.
8617 * symtab.h (class Symbol_table): Declare wrap_symbol.
8618 * target.h (Target::wrap_char): New function.
8619 (Target::Target_info): Add wrap_char field.
8620 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8621 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8622 * testsuite/testfile.cc (Target_test::test_target_info):
8625 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8628 * layout.h (class Layout): Add added_eh_frame_data_ field.
8629 * layout.cc (Layout::Layout): Initialize new field.
8630 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8631 output section until we find a section we merged successfully.
8632 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8633 that the size be non-zero.
8635 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8638 2008-04-08 Craig Silverstein <csilvers@google.com>
8640 * configure.ac: Export new conditional variable HAVE_ZLIB.
8641 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8643 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8644 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8646 2008-04-07 Ian Lance Taylor <iant@google.com>
8648 * version.cc (version_string): Set to "1.5".
8650 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8651 Add issued_non_pic_error_ field. Declare check_non_pic.
8652 (Target_x86_64::Scan::check_non_pic): New function.
8653 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8654 (Target_x86_64::Scan::global): Likewise.
8656 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8657 addend parameter. Change caller. Handle merge sections.
8658 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8659 Address to Addend. Don't add in the result of
8660 local_section_offset, pass down the addend and use the returned
8662 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8663 Update declarations of local_section_offset and symbol_value.
8664 * testsuite/two_file_test_1.cc (t18): New function.
8665 * testsuite/two_file_test_2.cc (f18): New function.
8666 * testsuite/two_file_test_main.cc (main): Call t18.
8667 * testsuite/two_file_test.h (t18, f18): Declare.
8669 * configure.ac: Don't test for objdump, c++filt, or readelf.
8670 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8672 (TEST_READELF): New variable.
8673 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8674 (check_PROGRAMS): Add two_file_strip_test.
8675 (two_file_strip_test): New target.
8676 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8677 (two_file_same_shared_strip_test_SOURCES): New variable.
8678 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8679 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8680 (two_file_same_shared_strip_test_LDADD): New variable.
8681 (two_file_shared_strip.so): New target.
8682 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8683 (ver_test_5.syms, ver_test_7.syms): Likewise.
8684 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8685 (strip_test_3.stdout): Use TEST_OBJDUMP.
8686 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8688 2008-04-04 Cary Coutant <ccoutant@google.com>
8690 * symtab.h (Symbol::is_weak_undefined): New function.
8691 (Symbol::is_strong_undefined): New function.
8692 (Symbol::is_absolute): New function.
8693 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8694 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8696 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8697 (weak_undef_test): New target.
8698 * testsuite/Makefile.in: Rebuild.
8699 * testsuite/weak_undef_file1.cc: New file.
8700 * testsuite/weak_undef_file2.cc: New file.
8701 * testsuite/weak_undef_test.cc: New file.
8703 2008-04-03 Craig Silverstein <csilvers@google.com>
8705 * compressed_output.h (class Output_compressed_section): Use
8707 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8709 (zlib_compressed_suffix): Removed.
8710 (Output_compressed_section::set_final_data_size): Use unsigned
8712 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8713 Fix linker invocation.
8714 (flagstest_o_specialfile_and_compress_debug_sections):
8716 * testsuite/Makefile.in: Regenerated.
8718 2008-04-02 David S. Miller <davem@davemloft.net>
8720 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8721 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8723 2008-04-02 Craig Silverstein <csilvers@google.com>
8727 2008-04-02 Ian Lance Taylor <iant@google.com>
8729 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8730 parameters. Update for new key type to views_. Change all
8732 (File_read::read): Adjust for byteshift in returned view.
8733 (File_read::add_view): New function, broken out of
8735 (File_read::make_view): New function, broken out of
8737 (File_read::find_or_make_view): Add offset and aligned
8738 parameters. Rewrite accordingly. Change all callers.
8739 (File_read::get_view): Add offset and aligned parameters. Adjust
8740 for byteshift in return value.
8741 (File_read::get_lasting_view): Likewise.
8742 * fileread.h (class File_read): Update declarations.
8743 (class File_read::View): Add byteshift_ field. Add byteshift to
8744 constructor. Add byteshift method.
8745 * archive.h (Archive::clear_uncached_views): New function.
8746 (Archive::get_view): Add aligned parameter. Change all callers.
8747 * object.h (Object::get_view): Add aligned parameter. Change all
8749 (Object::get_lasting_view): Likewise.
8751 * fileread.cc (File_read::release): Don't call clear_views if
8752 there are multiple objects.
8753 * fileread.h (File_read::clear_uncached_views): New function.
8754 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8757 2008-03-31 Cary Coutant <ccoutant@google.com>
8759 Add thin archive support.
8760 * archive.cc (Archive::armagt): New const.
8761 (Archive::setup): Remove task parameter and calls to unlock.
8762 (Archive::unlock_nested_archives): New function.
8763 (Archive::read_header): Add nested_off parameter. Change
8765 (Archive::interpret_header): Likewise.
8766 (Archive::include_all_members): Change to handle thin
8768 (Archive::include_member): Likewise.
8769 * archive.h (Archive::Archive): Add new parameters and
8771 (Archive::armagt): New const.
8772 (Archive::setup): Remove task parameter.
8773 (Archive::unlock_nested_archives): New function.
8774 (Archive::read_header): Add nested_off parameter.
8775 (Archive::interpret_header): Likewise.
8776 (Archive::Nested_archive_table): New typedef.
8777 (Archive::is_thin_archive_): New field.
8778 (Archive::nested_archives_): New field.
8779 (Archive::options_): New field.
8780 (Archive::dirpath_): New field.
8781 (Archive::task_): New field.
8782 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8783 for thin archives. Pass additional parameters to
8784 Archive::Archive. Unlock the archive file after calling
8787 2008-03-29 Ian Lance Taylor <iant@google.com>
8789 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8790 version symbol to be local.
8791 * testsuite/ver_test_4.sh: New file.
8792 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8793 (check_DATA): Add ver_test_4.syms.
8794 (ver_test_4.syms): New target.
8795 * testsuite/Makefile.in: Rebuild.
8798 (Output_section::Input_section_sort_entry::has_priority): New
8800 (Output_section::Input_section_sort_entry::match_file_name): New
8802 (Output_section::Input_section_sort_entry::match_section_name):
8804 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8806 (Output_section::Input_section_sort_entry::match_section_file):
8808 (Output_section::Input_section_sort_compare::operator()): Rewrite
8809 using new Input_section_sort_entry functions. Sort crtbegin and
8810 crtend first. Sort sections with no priority before sections with
8812 * testsuite/initpri1.c (d3): Check j != 4.
8813 (cd5): New constructor/destructor function.
8814 (main): Check j != 2.
8816 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8817 new symbol when resolving, don't call set_is_default.
8818 * testsuite/ver_test_7.cc: New file.
8819 * testsuite/ver_test_7.sh: New file.
8820 * testsuite/Makefile.am (ver_test_7.so): New target.
8821 (ver_test_7.o): New target.
8822 (check_SCRIPTS): Add ver_test_7.sh.
8823 (check_DATA): Add ver_test_7.syms.
8824 (ver_test_7.syms): New target.
8826 2008-03-28 Ian Lance Taylor <iant@google.com>
8828 * layout.cc (Layout::layout): If we see an input section with a
8829 name that needs sorting, set the must_sort flag for the output
8831 (Layout::make_output_section): If the name of the output section
8832 indicates that it might require sorting, set the may_sort flag.
8833 * output.h (Output_section::may_sort_attached_input_sections): New
8835 (Output_section::set_may_sort_attached_input_sections): New
8837 (Output_section::must_sort_attached_input_sections): New
8839 (Output_section::set_must_sort_attached_input_sections): New
8841 (class Output_section): Declare Input_section_sort_entry. Define
8842 Input_section_sort_compare. Declare
8843 sort_attached_input_sections. Add new fields:
8844 may_sort_attached_input_sections_,
8845 must_sort_attached_input_sections_,
8846 attached_input_sections_are_sorted_.
8847 * output.cc (Output_section::Output_section): Initialize new
8849 (Output_section::add_input_section): Add an entry to
8850 input_sections_ if may_sort or must_sort are true.
8851 (Output_section::set_final_data_size): Call
8852 sort_attached_input_sections if necessary.
8853 (Output_section::Input_section_sort_entry): Define new class.
8854 (Output_section::Input_section_sort_compare::operator()): New
8856 (Output_section::sort_attached_input_sections): New function.
8857 * configure.ac: Check whether the compiler supports constructor
8858 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8859 * testsuite/initpri1.c: New file.
8860 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8861 CONSTRUCTOR_PRIORITY.
8862 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8863 (initpri1_LDFLAGS): New variable.
8864 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8866 2008-03-27 Ian Lance Taylor <iant@google.com>
8868 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8869 * testsuite/common_test_1.c: New file.
8870 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8871 (common_test_1_SOURCES): New variable.
8872 (common_test_1_DEPENDENCIES): New variable.
8873 (common_test_1_LDFLAGS): New variable.
8875 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8876 and commons_ correctly when NAME/VERSION does not override
8878 * testsuite/ver_test_6.c: New file.
8879 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8880 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8881 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8883 2008-03-26 Ian Lance Taylor <iant@google.com>
8885 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8886 of an undefined symbol from a version script.
8887 * testsuite/Makefile.am (ver_test_5.so): New target.
8888 (ver_test_5.o): New target.
8889 (check_SCRIPTS): Add ver_test_5.sh.
8890 (check_DATA): Add ver_test_5.syms.
8891 (ver_test_5.syms): New target.
8892 * testsuite/ver_test_5.cc: New file.
8893 * testsuite/ver_test_5.script: New file.
8894 * testsuite/ver_test_5.sh: New file.
8895 * Makefile.in, testsuite/Makefile.in: Rebuild.
8898 Fix problems building gold with gcc 4.3.0.
8899 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8900 (gold_error_at_location, gold_warning_at_location): Use it.
8901 * configure.ac: Check whether we can compile and use a template
8902 function with a printf attribute.
8903 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8904 when jumping over bytes.
8905 * object.cc: Instantiate Object::read_section_data.
8906 * debug.h: Include <cstring>
8907 * dwarf_reader.cc: Include <algorithm>
8908 * main.cc: Include <cstring>.
8909 * options.cc: Include <cstring>.
8910 * output.cc: Include <cstring>.
8911 * script.cc: Include <cstring>.
8912 * script.h: Include <string>.
8913 * symtab.cc: Include <cstring> and <algorithm>.
8914 * target-select.cc: Include <cstring>.
8915 * version.cc: Include <string>.
8916 * testsuite/testmain.cc: Include <cstdlib>.
8917 * configure, config.in: Rebuild.
8919 2008-03-25 Ian Lance Taylor <iant@google.com>
8921 * options.cc: Include "../bfd/bfdver.h".
8922 (options::help): Print bug reporting address.
8924 * version.cc (print_version): Adjust output for current value of
8929 * options.cc (options::help): Print list of supported targets.
8930 * target-select.h: Include <vector>.
8931 (class Target_selector): Make machine_, size_, and is_big_endian_
8932 fields const. Add bfd_name_ and instantiated_target_ fields.
8933 (Target_selector::Target_selector): Add bfd_name parameter.
8934 (Target_selector::recognize): Make non-virtual, call
8936 (Target_selector::recognize_by_name): Make non-virtual, call
8937 do_recognize_by_name.
8938 (Target_selector::supported_names): New function.
8939 (Target_selector::bfd_name): New function.
8940 (Target_selector::do_instantiate_target): New pure virtual
8942 (Target_selector::do_recognize): New virtual function.
8943 (Target_selector::do_recognize_by_name): New virtual function.
8944 (Target_selector::instantiate_target): New private function.
8945 (supported_target_names): Declare.
8946 * target-select.cc (Target_selector::Target_selector): Update for
8947 new parameter and fields.
8948 (select_target_by_name): Check that the name matches before
8949 calling recognize_by_name.
8950 (supported_target_names): New function.
8951 * i386.cc (class Target_selector_i386): Update Target_selector
8952 constructor call. Remove recognize and recognize_by_name. Add
8953 do_instantiate_target.
8954 * x86_64.cc (class Target_selector_x86_64): Likewise.
8955 * testsuite/testfile.cc (class Target_selector_test): Update for
8956 changes to Target_selector.
8958 * README: Rewrite, with some notes on unsupported features.
8960 2008-03-24 Cary Coutant <ccoutant@google.com>
8962 * i386.cc (Target_i386::Got_type): New enum declaration.
8963 (Target_i386::Scan::local): Updated callers of Output_data_got
8965 (Target_i386::Scan::global): Likewise.
8966 (Target_i386::Relocate::relocate): Likewise.
8967 (Target_i386::Relocate::relocate_tls): Likewise.
8968 * object.h (Got_offset_list): New class.
8969 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8970 (Sized_relobj::local_got_offset): Likewise.
8971 (Sized_relobj::set_local_got_offset): Likewise.
8972 (Sized_relobj::local_has_tls_got_offset): Removed.
8973 (Sized_relobj::local_tls_got_offset): Removed.
8974 (Sized_relobj::set_local_tls_got_offset): Removed.
8975 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8976 * output.cc (Output_data_got::add_global): Added got_type parameter.
8977 (Output_data_got::add_global_with_rel): Likewise.
8978 (Output_data_got::add_global_with_rela): Likewise.
8979 (Output_data_got::add_global_pair_with_rel): New function.
8980 (Output_data_got::add_global_pair_with_rela): New function.
8981 (Output_data_got::add_local): Added got_type parameter.
8982 (Output_data_got::add_local_with_rel): Likewise.
8983 (Output_data_got::add_local_with_rela): Likewise.
8984 (Output_data_got::add_local_pair_with_rel): New function.
8985 (Output_data_got::add_local_pair_with_rela): New function.
8986 (Output_data_got::add_global_tls): Removed.
8987 (Output_data_got::add_global_tls_with_rel): Removed.
8988 (Output_data_got::add_global_tls_with_rela): Removed.
8989 (Output_data_got::add_local_tls): Removed.
8990 (Output_data_got::add_local_tls_with_rel): Removed.
8991 (Output_data_got::add_local_tls_with_rela): Removed.
8992 * output.h (Output_data_got::add_global): Added got_type parameter.
8993 (Output_data_got::add_global_with_rel): Likewise.
8994 (Output_data_got::add_global_with_rela): Likewise.
8995 (Output_data_got::add_global_pair_with_rel): New function.
8996 (Output_data_got::add_global_pair_with_rela): New function.
8997 (Output_data_got::add_local): Added got_type parameter.
8998 (Output_data_got::add_local_with_rel): Likewise.
8999 (Output_data_got::add_local_with_rela): Likewise.
9000 (Output_data_got::add_local_pair_with_rel): New function.
9001 (Output_data_got::add_local_pair_with_rela): New function.
9002 (Output_data_got::add_global_tls): Removed.
9003 (Output_data_got::add_global_tls_with_rel): Removed.
9004 (Output_data_got::add_global_tls_with_rela): Removed.
9005 (Output_data_got::add_local_tls): Removed.
9006 (Output_data_got::add_local_tls_with_rel): Removed.
9007 (Output_data_got::add_local_tls_with_rela): Removed.
9008 * resolve.cc (Symbol::override_base_with_special): Removed
9009 reference to has_got_offset_ field.
9010 * symtab.cc (Symbol::init_fields): Replaced initialization
9011 of got_offset_ with got_offsets_. Removed initialization
9013 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9014 (Symbol::got_offset): Likewise.
9015 (Symbol::set_got_offset): Likewise.
9016 (Symbol::has_tls_got_offset): Removed.
9017 (Symbol::tls_got_offset): Removed.
9018 (Symbol::set_tls_got_offset): Removed.
9019 (Symbol::got_offset_): Removed.
9020 (Symbol::tls_mod_got_offset_): Removed.
9021 (Symbol::tls_pair_got_offset_): Removed.
9022 (Symbol::got_offsets_): New field.
9023 (Symbol::has_got_offset): Removed.
9024 (Symbol::has_tls_mod_got_offset): Removed.
9025 (Symbol::has_tls_pair_got_offset): Removed.
9026 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9027 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9029 (Target_x86_64::Scan::global): Likewise.
9030 (Target_x86_64::Relocate::relocate): Likewise.
9031 (Target_x86_64::Relocate::relocate_tls): Likewise.
9033 2008-03-25 Ben Elliston <bje@au.ibm.com>
9035 * yyscript.y: Fix spelling error in comment.
9037 2008-03-24 Ian Lance Taylor <iant@google.com>
9039 * options.h (class General_options): Define build_id option.
9040 * layout.h (class Layout): Declare write_build_id, create_note,
9041 create_build_id. Add build_id_note_ member.
9042 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9043 "libiberty.h", "md5.h", "sha1.h".
9044 (Layout::Layout): Initialize eh_frame_data_,
9045 eh_frame_hdr_section_, and build_id_note_.
9046 (Layout::finalize): Call create_build_id.
9047 (Layout::create_note): New function, broken out of
9048 Layout::create_gold_note.
9049 (Layout::create_gold_note): Call create_note.
9050 (Layout::create_build_id): New function.
9051 (Layout::write_build_id): New function.
9052 (Close_task_runner::run): Call write_build_id.
9054 * x86_64.cc: Correct license to GPLv3.
9056 2008-03-23 Ian Lance Taylor <iant@google.com>
9058 * options.cc: Include "demangle.h".
9059 (parse_optional_string): New function.
9060 (parse_long_option): Handle takes_optional_argument.
9061 (parse_short_option): Update dash_z initializer. Handle
9062 takes_optional_argument.
9063 (General_options::General_options): Initialize do_demangle_.
9064 (General_options::finalize): Set do_demangle_. Handle demangling
9066 * options.h (parse_optional_string): Declare.
9067 (struct One_option): Add optional_arg field. Update constructor.
9068 Update call constructor calls. Add takes_optional_argument
9070 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9071 (DEFINE_optional_string): Define.
9072 (General_options::demangle): Change from DEFINE_bool to
9073 DEFINE_optional_string.
9074 (General_options::no_demangle): New function.
9075 (General_options::do_demangle): New function.
9076 (General_options::set_do_demangle): New function.
9077 (General_options::execstack_status_): Move definition to end of
9079 (General_options::static_): Likewise.
9080 (General_options::do_demangle_): New field.
9081 * object.cc (big_endian>::get_symbol_location_info): Call
9082 Options::do_demangle, not Options::demangle.
9083 * symtab.cc (demangle): Likewise.
9085 2008-03-22 Ian Lance Taylor <iant@google.com>
9087 * gold.h: Include <cstddef> and <sys/types.h>
9088 * options.h: Include <cstring>.
9090 2008-03-21 Ian Lance Taylor <iant@google.com>
9092 * Added source code to GNU binutils.