1 2010-09-17 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4 defintion if relocation uses GOT entries of the symbol.
5 * testsuite/icf_safe_test.sh: Fix test.
6 * testsuite/icf_safe_so_test.sh: Fix test.
8 2010-09-16 Cary Coutant <ccoutant@google.com>
10 * script_sections.cc (class Memory_region): Remove "NULL" from
11 vector initializations.
13 2010-09-15 Cary Coutant <ccoutant@google.com>
15 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
16 Resolve forwarding symbols.
18 2010-09-15 Doug Kwan <dougkwan@google.com>
20 * gold/testsuite/script_test_3.t: Add ARM special sections.
21 * gold/testsuite/script_test_4.t: Same.
22 * gold/testsuite/script_test_5.t: Same.
23 * gold/testsuite/script_test_6.t: Same.
24 * gold/testsuite/script_test_7.t: Same.
25 * gold/testsuite/script_test_7.t: Same.
26 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
28 2010-09-14 Cary Coutant <ccoutant@google.com>
30 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
31 (Target_x86_64::Relocate::relocate_tls): Replace check for
32 saw_tls_block_reloc_ with test for executable section.
34 2010-09-12 Cary Coutant <ccoutant@google.com>
36 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
37 position-independent executables to shared libraries need dynamic
39 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
40 position-independent executables.
41 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
42 * testsuite/Makefile.in: Regenerate.
44 2010-09-10 Nick Clifton <nickc@redhat.com>
47 * testsuite/memory_test.t: Discard any sections that are not
50 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
53 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
54 "This::" to work around a bug in gcc 4.2.
56 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
58 2010-09-09 Rafael Espindola <espindola@google.com>
60 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
61 sections with different PF_X flags in the same segment.
62 (Layout::find_first_load_seg): Search all segments to find the first
64 * options.h (rosegment): New.
66 2010-09-08 Rafael Espindola <espindola@google.com>
68 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
70 2010-09-08 Doug Kwan <dougkwan@google.com>
72 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
73 (Arm_relobj::do_relocate_sections): Add new parameter for output
74 file to match the parent.
75 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
76 of local symbols instead of input values. Update code to track
77 changes in gold::relocate_section.
78 * object.cc (Sized_relobj::compute_final_local_value): New methods.
79 (Sized_relobj::compute_final_local_value_internal): New methods.
80 (Sized_relobj::do_finalize_local_symbols): Move code from loop
81 body into private version of Sized_relobj::compute_final_local_value.
82 Call the inline method.
83 * object.h (Symbol_value::Symbol_value): Define destructor. Free
84 merged symbol value if there is one.
85 (Symbol_value::has_output_value): New method defintiion.
86 (Sized_relobj::Compute_final_local_value_status): New enum type.
87 (Sized_relobj::compute_final_local_value): New methods.
88 (Sized_relobj::compute_final_local_value_internal): New methods.
89 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
91 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
92 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
94 * Makefile.in: Regenerate.
95 * testsuite/arm_bl_out_of_range.s: Update test.
96 * testsuite/thumb_bl_out_of_range.s: Ditto.
97 * testsuite/thumb_blx_out_of_range.s: Ditto.
98 * testsuite/arm_branch_out_of_range.sh: New file.
99 * testsuite/arm_cortex_a8.sh: Ditto.
100 * testsuite/arm_cortex_a8_b.s: Ditto.
101 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
102 * testsuite/arm_cortex_a8_b_local.s: Ditto.
103 * testsuite/arm_cortex_a8_bl.s: Ditto.
104 * testsuite/arm_cortex_a8_blx.s: Ditto.
105 * testsuite/arm_cortex_a8_local.s: Ditto.
106 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
107 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
109 2010-09-08 Rafael Espindola <espindola@google.com>
111 * Makefile.am (memory_test.stdout): Run readelf with -W.
112 * Makefile.in: Regenerate.
113 * testsuite/memory_test.sh: Make the regexps accept both 32 and
116 2010-09-08 Rafael Espindola <espindola@google.com>
118 * script-sections.cc (Script_sections::add_memory_region): Convert
119 field precision to int.
120 * script.cc (script_set_section_region, script_set_section_region):
121 Convert field precision to int.
123 2010-09-08 Rafael Espindola <espindola@google.com>
125 * arm.cc (do_finalize_sections): Create the __exidx_start and
126 __exdix_end symbols even when the section is missing.
128 2010-09-08 Nick Clifton <nickc@redhat.com>
130 * README: Remove claim that MEMORY is not supported.
131 * expression.cc (script_exp_function_origin)
132 (script_exp_function_length): Move from here to ...
133 * script.cc: ... here.
134 (script_set_section_region, script_add_memory)
135 (script_parse_memory_attr, script_include_directive): New
138 (class Memory_region): New class.
139 (class Output_section_definition): Add set_memory_region,
140 set_section_vma, set_section_lma and get_section_name methods.
141 (class Script_Sections): Add add_memory_region,
142 find_memory_region, find_memory_region_origin,
143 find_memory_region_length and set_memory_region methods.
144 Have set_section_addresses method walk the list of set memory
146 Extend the print methos to display memory regions.
147 * script-sections.h: Add prototypes for new methods.
148 Add enum for MEMORY region attributes.
149 * yyscript.y: Add support for parsing MEMORY regions.
150 * script-c.h: Add prototypes for new functions.
151 * testsuite/Makefile.am: Add test of MEMORY region functionality.
152 * testsuite/Makefile.in: Regenerate.
153 * testsuite/memory_test.sh: New script.
154 * testsuite/memory_test.s: New assembler source file.
155 * testsuite/memory_test.t: New linker script.
157 2010-08-27 Doug Kwan <dougkwan@google.com>
159 * gold/resolve.cc (Symbol_table::should_override): Let a weak
160 reference override an existing dynamic weak reference.
161 * testsuite/Makefile.am: Add new test dyn_weak_ref.
162 * testsuite/Makefile.in: Regenerate.
163 * testsuite/dyn_weak_ref.sh: New file.
164 * testsuite/dyn_weak_ref_1.c: Ditto.
165 * testsuite/dyn_weak_ref_2.c: Ditto.
167 2010-08-27 Ian Lance Taylor <iant@google.com>
169 * incremental.h (class Incremental_input_entry): Add virtual
172 2010-08-27 Ian Lance Taylor <iant@google.com>
174 * testsuite/start_lib_test_3.c: Mark t3 as used.
176 2010-08-27 Nick Clifton <nickc@redhat.com>
178 * options.cc (version_script): Fix small typo in previous
181 2010-08-25 Nick Clifton <nickc@redhat.com>
183 * archive.cc: Formatting fixes: Remove whitespace between
184 typename and following asterisk. Remove whitespace between
185 function name and opening parenthesis.
186 * archive.h: Likewise.
188 * attributes.cc: Likewise.
189 * attributes.h: Likewise.
190 * common.cc: Likewise.
191 * copy-relocs.cc: Likewise.
192 * dirsearch.h: Likewise.
193 * dynobj.cc: Likewise.
194 * ehframe.cc: Likewise.
195 * ehframe.h: Likewise.
196 * expression.cc: Likewise.
197 * fileread.cc: Likewise.
198 * fileread.h: Likewise.
200 * gold-threads.cc: Likewise.
204 * incremental-dump.cc: Likewise.
205 * incremental.cc: Likewise.
206 * layout.cc: Likewise.
207 * layout.h: Likewise.
209 * merge.cc: Likewise.
211 * object.cc: Likewise.
212 * object.h: Likewise.
213 * options.cc: Likewise.
214 * options.h: Likewise.
215 * output.cc: Likewise.
216 * output.h: Likewise.
217 * plugin.cc: Likewise.
218 * plugin.h: Likewise.
219 * powerpc.cc: Likewise.
220 * reloc.cc: Likewise.
221 * script-c.h: Likewise.
222 * script-sections.cc: Likewise.
223 * script.cc: Likewise.
224 * stringpool.cc: Likewise.
225 * symtab.cc: Likewise.
226 * symtab.h: Likewise.
227 * target.cc: Likewise.
228 * timer.cc: Likewise.
230 * version.cc: Likewise.
231 * x86_64.cc: Likewise.
233 2010-08-24 Nick Clifton <nickc@redhat.com>
236 * layout.cc (segment_precedes): Sort segments by their physical
237 addresses, if they have been set.
239 2010-08-23 Cary Coutant <ccoutant@google.com>
241 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
243 (Lib_group::include_member): Unlock object after deleting its
245 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
248 2010-08-19 Neil Vachharajani <nvachhar@google.com>
249 Cary Coutant <ccoutant@google.com>
251 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
252 constructor, and set_blocker.
253 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
255 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
256 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
257 * testsuite/Makefile.am (start_lib_test): New test case.
258 * testsuite/Makefile.in: Regenerate.
259 * testsuite/start_lib_test_main.c: New file.
260 * testsuite/start_lib_test_1.c: New file.
261 * testsuite/start_lib_test_2.c: New file.
262 * testsuite/start_lib_test_3.c: New file.
264 2010-08-19 Ian Lance Taylor <iant@google.com>
266 * Makefile.in: Rebuild with automake 1.11.1.
267 * aclocal.m4: Likewise.
268 * testsuite/Makefile.in: Likewise.
270 2010-08-19 Ian Lance Taylor <iant@google.com>
273 * i386.cc (class Output_data_plt_i386): Update declarations.
274 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
275 local_ifuncs_ fields.
276 (Target_i386::do_plt_section_for_global): New function.
277 (Target_i386::do_plt_section_for_local): New function.
278 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
279 parameter; change all callers. Initialize global_ifuncs_ and
280 local_ifuncs_. If doing a static link define __rel_iplt_start and
282 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
283 (Output_data_plt_i386::add_local_ifunc_entry): New function.
284 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
286 (Target_i386::make_plt_section): New function, broken out of
287 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
288 (Target_i386::make_plt_entry): Call make_plt_section.
289 (Target_i386::make_local_ifunc_plt_entry): New function.
290 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
291 (Target_i386::Scan::local): Handle IFUNC symbols. Add
292 R_386_IRELATIVE to switch.
293 (Target_i386::Scan::global): Likewise.
294 (Target_i386::Relocate::relocate): Likewise.
295 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
297 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
298 (Target_x86_64::do_plt_section_for_global): New function.
299 (Target_x86_64::do_plt_section_for_local): New function.
300 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
301 parameter; change all callers. If doing a static link define
302 __rela_iplt_start and __rela_iplt_end.
303 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
304 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
305 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
307 (Target_x86_64::make_local_ifunc_plt_entry): New function.
308 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
310 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
311 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
312 R_X86_64_IRELATIVE to switch.
313 (Target_x86_64::Scan::global): Likewise.
314 (Target_x86_64::Relocate::relocate): Likewise.
315 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
317 * target.h (class Target): Add plt_section_for_global and
318 plt_section_for_local functions. Add do_plt_section_for_global
319 and do_plt_section_for_local virtual functions.
320 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
322 (Symbol::use_plt_offset): Handle IFUNC symbol.
323 * object.cc (Sized_relobj::Sized_relobj): Initialize
325 (Sized_relobj::local_has_plt_offset): New function.
326 (Sized_relobj::local_plt_offset): New function.
327 (Sized_relobj::set_local_plt_offset): New function.
328 (Sized_relobj::do_count): Handle IFUNC symbol.
329 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
330 a bit away from input_shndx_ field. Add set_is_func_symbol and
331 is_ifunc_symbol functions.
332 (class Sized_relobj): Update declarations. Remove Tls_got_entry
333 and Local_tls_got_offsets. Define Local_plt_offsets. Add
334 local_plt_offsets_ field.
335 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
336 * output.h (class Output_section_data): Add non-const
337 output_section function.
338 (class Output_data_got): Update declarations.
339 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
340 Add use_plt_offset parameter to global and local constructors.
341 Change all callers. Change local_sym_index_ field to 31 bits.
342 Change GSYM_CODE and CONSTANT_CODE accordingly.
343 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
344 doing a static link don't set sh_link field.
345 (Output_data_got::Got_entry::write): Use PLT offset if
347 (Output_data_got::add_global_plt): New function.
348 (Output_data_got::add_local_plt): New function.
349 * target-reloc.h (relocate_section): Handle IFUNC symbol.
350 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
351 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
352 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
353 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
355 * testsuite/ifunc-sel.h: New file.
356 * testsuite/ifuncmain1.c: New file.
357 * testsuite/ifuncmain1vis.c: New file.
358 * testsuite/ifuncmod1.c: New file.
359 * testsuite/ifuncdep2.c: New file.
360 * testsuite/ifuncmain2.c: New file.
361 * testsuite/ifuncmain3.c: New file.
362 * testsuite/ifuncmod3.c: New file.
363 * testsuite/ifuncmain4.c: New file.
364 * testsuite/ifuncmain5.c: New file.
365 * testsuite/ifuncmod5.c: New file.
366 * testsuite/ifuncmain6pie.c: New file.
367 * testsuite/ifuncmod6.c: New file.
368 * testsuite/ifuncmain7.c: New file.
369 * configure, testsuite/Makefile.in: Rebuild.
371 2010-08-18 Ian Lance Taylor <iant@google.com>
374 (Output_section_incremental_inputs::write_input_files): Add cast
375 to avoid signed/unsigned comparison warning.
376 (Output_section_incremental_inputs::write_info_blocks): Likewise.
378 2010-08-12 Cary Coutant <ccoutant@google.com>
380 * common.cc (Sort_commons::operator()): Remove unnecessary code.
382 2010-08-13 Ian Lance Taylor <iant@google.com>
384 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
386 2010-08-12 Cary Coutant <ccoutant@google.com>
387 Doug Kwan <dougkwan@google.com>
389 * resolve.cc (Symbol_table::should_override): When a weak dynamic
390 defintion overrides non-weak undef, remember that the original undef
392 * symtab.cc (Symbol_table::sized_write_global): For undef without
393 an original weak binding, set binding to global in output.
394 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
395 * testsuite/Makefile.in: Regenerate.
396 * testsuite/strong_ref_weak_def.sh: New file.
397 * testsuite/strong_ref_weak_def_1.c: Ditto.
398 * testsuite/strong_ref_weak_def_2.c: Ditto.
400 2010-08-12 Cary Coutant <ccoutant@google.com>
402 * testsuite/incremental_test.sh: Rewrite.
403 * testsuite/incremental_test_1.c: Rewrite.
404 * testsuite/incremental_test_2.c: Rewrite.
406 2010-08-12 Cary Coutant <ccoutant@google.com>
408 * arm.cc (Target_arm::got_size): Add const.
409 (Target_arm::got_entry_count): New function.
410 (Target_arm::plt_entry_count): New function.
411 (Target_arm::first_plt_entry_offset): New function.
412 (Target_arm::plt_entry_size): New function.
413 (Output_data_plt_arm::entry_count): New function.
414 (Output_data_plt_arm::first_plt_entry_offset): New function.
415 (Output_data_plt_arm::get_plt_entry_size): New function.
416 * i386.cc (Target_i386::got_size): Add const.
417 (Target_i386::got_entry_count): New function.
418 (Target_i386::plt_entry_count): New function.
419 (Target_i386::first_plt_entry_offset): New function.
420 (Target_i386::plt_entry_size): New function.
421 (Output_data_plt_i386::entry_count): New function.
422 (Output_data_plt_i386::first_plt_entry_offset): New function.
423 (Output_data_plt_i386::get_plt_entry_size): New function.
424 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
425 find_incremental_inputs_sections. Dump incremental_got_plt section.
426 * incremental.cc: Include target.h.
427 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
428 parameter. Adjust all callers. Find incremental_got_plt section.
429 (Incremental_inputs::create_data_sections): Create incremental_got_plt
431 (Output_section_incremental_inputs::set_final_data_size): Calculate
432 size of incremental_got_plt section.
433 (Output_section_incremental_inputs::do_write): Write the
434 incremental_got_plt section.
435 (Got_plt_view_info): New struct.
436 (Local_got_offset_visitor): New class.
437 (Global_got_offset_visitor): New class.
438 (Global_symbol_visitor_got_plt): New class.
439 (Output_section_incremental_inputs::write_got_plt): New function.
440 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
441 Add parameter. Adjust all callers.
442 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
443 (Incremental_inputs::got_plt_section): New function.
444 (Incremental_inputs::got_plt_section_): New data member.
445 (Incremental_got_plt_reader): New class.
446 * layout.cc (Layout::create_incremental_info_sections): Add the
447 incremental_got_plt section.
448 * object.h (Got_offset_list::get_list): New function.
449 (Got offset_list::for_all_got_offsets): New function.
450 (Sized_relobj::local_got_offset_list): New function.
451 * powerpc.cc (Target_powerpc::got_size): Add const.
452 (Target_powerpc::got_entry_count): New function.
453 (Target_powerpc::plt_entry_count): New function.
454 (Target_powerpc::first_plt_entry_offset): New function.
455 (Target_powerpc::plt_entry_size): New function.
456 (Output_data_plt_powerpc::entry_count): New function.
457 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
458 (Output_data_plt_powerpc::get_plt_entry_size): New function.
459 * sparc.cc (Target_sparc::got_size): Add const.
460 (Target_sparc::got_entry_count): New function.
461 (Target_sparc::plt_entry_count): New function.
462 (Target_sparc::first_plt_entry_offset): New function.
463 (Target_sparc::plt_entry_size): New function.
464 (Output_data_plt_sparc::entry_count): New function.
465 (Output_data_plt_sparc::first_plt_entry_offset): New function.
466 (Output_data_plt_sparc::get_plt_entry_size): New function.
467 * symtab.h (Symbol::got_offset_list): New function.
468 (Symbol_table::for_all_symbols): New function.
469 * target.h (Sized_target::got_entry_count): New function.
470 (Sized_target::plt_entry_count): New function.
471 (Sized_target::plt_entry_size): New function.
472 * x86_64.cc (Target_x86_64::got_size): Add const.
473 (Target_x86_64::got_entry_count): New function.
474 (Target_x86_64::plt_entry_count): New function.
475 (Target_x86_64::first_plt_entry_offset): New function.
476 (Target_x86_64::plt_entry_size): New function.
477 (Output_data_plt_x86_64::entry_count): New function.
478 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
479 (Output_data_plt_x86_64::get_plt_entry_size): New function.
481 2010-08-12 Cary Coutant <ccoutant@google.com>
483 * archive.cc: Include incremental.h.
484 (Archive::Archive): Initialize incremental_info_.
485 (Archive::include_member): Record archive members in incremental info.
486 (Add_archive_symbols::run): Record begin and end of an archive in
488 (Lib_group::include_member): Record objects in incremental info.
489 * archive.h (Incremental_archive_entry): Forward declaration.
490 (Archive::set_incremental_info): New member function.
491 (Archive::incremental_info): New member function.
492 (Archive::Unused_symbol_iterator): New class.
493 (Archive::unused_symbols_begin): New member function.
494 (Archive::unused_symbols_end): New member function.
495 (Archive::incremental_info_): New data member.
496 * incremental-dump.cc (find_input_containing_global): New function.
497 (dump_incremental_inputs): Dump new incremental info sections.
498 * incremental.cc: Include symtab.h.
499 (Output_section_incremental_inputs): New class.
500 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
501 new incremental info sections.
502 (Sized_incremental_binary::do_check_inputs): Likewise.
503 (Incremental_inputs::report_archive): Remove.
504 (Incremental_inputs::report_archive_begin): New function.
505 (Incremental_inputs::report_archive_end): New function.
506 (Incremental_inputs::report_object): New function.
507 (Incremental_inputs::finalize_inputs): Remove.
508 (Incremental_inputs::report_input_section): New function.
509 (Incremental_inputs::report_script): Rewrite.
510 (Incremental_inputs::finalize): Do nothing but finalize string table.
511 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
512 (Incremental_inputs::sized_create_inputs_section_data): Remove.
513 (Incremental_inputs::create_data_sections): New function.
514 (Incremental_inputs::relocs_entsize): New function.
515 (Output_section_incremental_inputs::set_final_data_size): New function.
516 (Output_section_incremental_inputs::do_write): New function.
517 (Output_section_incremental_inputs::write_header): New function.
518 (Output_section_incremental_inputs::write_input_files): New function.
519 (Output_section_incremental_inputs::write_info_blocks): New function.
520 (Output_section_incremental_inputs::write_symtab): New function.
521 * incremental.h (Incremental_script_entry): Forward declaration.
522 (Incremental_object_entry): Forward declaration.
523 (Incremental_archive_entry): Forward declaration.
524 (Incremental_inputs): Forward declaration.
525 (Incremental_inputs_header_data): Remove.
526 (Incremental_inputs_header): Remove.
527 (Incremental_inputs_header_write): Remove.
528 (Incremental_inputs_entry_data): Remove.
529 (Incremental_inputs_entry): Remove.
530 (Incremental_inputs_entry_write): Remove.
531 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
532 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
533 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
534 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
536 (Incremental_input_entry): New class.
537 (Incremental_script_entry): New class.
538 (Incremental_object_entry): New class.
539 (Incremental_archive_entry): New class.
540 (Incremental_inputs::Incremental_inputs): Initialize new data members.
541 (Incremental_inputs::report_inputs): Remove.
542 (Incremental_inputs::report_archive): Remove.
543 (Incremental_inputs::report_archive_begin): New function.
544 (Incremental_inputs::report_archive_end): New function.
545 (Incremental_inputs::report_object): Change prototype.
546 (Incremental_inputs::report_input_section): New function.
547 (Incremental_inputs::report_script): Change prototype.
548 (Incremental_inputs::get_reloc_count): New function.
549 (Incremental_inputs::set_reloc_count): New function.
550 (Incremental_inputs::create_data_sections): New function.
551 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
552 (Incremental_inputs::inputs_section): New function.
553 (Incremental_inputs::symtab_section): New function.
554 (Incremental_inputs::relocs_section): New function.
555 (Incremental_inputs::get_stringpool): Add const.
556 (Incremental_inputs::command_line): Add const.
557 (Incremental_inputs::inputs): Remove.
558 (Incremental_inputs::command_line_key): New function.
559 (Incremental_inputs::input_file_count): New function.
560 (Incremental_inputs::input_files): New function.
561 (Incremental_inputs::relocs_entsize): New function.
562 (Incremental_inputs::sized_create_inputs_section_data): Remove.
563 (Incremental_inputs::finalize_inputs): Remove.
564 (Incremental_inputs::Input_info): Remove.
565 (Incremental_inputs::lock_): Remove.
566 (Incremental_inputs::inputs_): Change type.
567 (Incremental_inputs::inputs_map_): Remove.
568 (Incremental_inputs::current_object_entry_): New data member.
569 (Incremental_inputs::inputs_section_): New data member.
570 (Incremental_inputs::symtab_section_): New data member.
571 (Incremental_inputs::relocs_section_): New data member.
572 (Incremental_inputs::reloc_count_): New data member.
573 (Incremental_inputs_reader): New class.
574 (Incremental_symtab_reader): New class.
575 (Incremental_relocs_reader): New class.
576 * layout.cc (Layout::finalize): Move finalization of incremental info
577 and creation of incremental info sections to follow finalization of
578 symbol table. Set offsets for postprocessing sections.
579 (Layout::create_incremental_info_sections): Call
580 Incremental_inputs::create_data_sections. Add incremental symtab
581 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
582 sections to layout after input sections.
583 * layout.h (struct Timespec): Forward declaration.
584 (Layout::incremental_inputs): Add const.
585 (Layout::create_incremental_info_sections): Add parameter.
586 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
587 * object.cc: Include incremental.h.
588 (Relobj::finalize_incremental_relocs): New function.
589 (Sized_relobj::do_layout): Record input sections in incremental info.
590 * object.h (Object::output_section): New function.
591 (Object::output_section_offset): Moved from Relobj.
592 (Object::get_incremental_reloc_base): New function.
593 (Object::get_incremental_reloc_count): New function.
594 (Object::do_output_section): New function.
595 (Object::do_output_section_offset): Moved from Relobj.
596 (Object::do_get_incremental_reloc_base): New function.
597 (Object::do_get_incremental_reloc_count): New function.
598 (Object::Object): Initialize new data members.
599 (Relobj::output_section): Renamed do_output_section and moved to
601 (Relobj::output_section_offset): Moved to Object.
602 (Relobj::do_get_incremental_reloc_base): New function.
603 (Relobj::do_get_incremental_reloc_count): New function.
604 (Relobj::allocate_incremental_reloc_counts): New function.
605 (Relobj::count_incremental_reloc): New function.
606 (Relobj::finalize_incremental_relocs): New function.
607 (Relobj::next_incremental_reloc_index): New function.
608 (Relobj::reloc_counts_): New data member.
609 (Relobj::reloc_bases_): New data member.
610 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
611 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
612 (Sized_relobj::incremental_relocs_scan): New function.
613 (Sized_relobj::incremental_relocs_scan_reltype): New function.
614 (Sized_relobj::incremental_relocs_write): New function.
615 (Sized_relobj::incremental_relocs_write_reltype): New function.
616 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
618 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
619 archives and object files elsewhere.
620 (Add_symbols::run): Report object files here.
621 (Finish_group::run): Report end of archive at end of group.
622 * reloc.cc: Include layout.h, incremental.h.
623 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
624 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
625 (Sized_relobj::incremental_relocs_scan): New function.
626 (Sized_relobj::incremental_relocs_scan_reltype): New function.
627 (Sized_relobj::do_relocate_sections): Write incremental relocations.
628 (Sized_relobj::incremental_relocs_write): New function.
629 (Sized_relobj::incremental_relocs_write_reltype): New function.
630 * script.cc (read_input_script): Rewrite test for incremental link.
631 Change call to Incremental_inputs::report_script.
632 * symtab.h (Symbol_table::first_global_index): New function.
633 (Symbol_table::output_count): New function.
635 2010-08-12 Doug Kwan <dougkwan@google.com>
637 * arm.cc (Target_arm::merge_object_attributes): Check command line
638 options --no-wchar-size-warning and --no-enum-size-warning.
639 * options.h (General_options): Add ld-compatible options
640 --no-enum-size-warning and --no-wchar-size-warning.
642 2010-08-04 Ian Lance Taylor <iant@google.com>
644 * x86_64.cc (Target_x86_64::Scan::local): Use
645 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
646 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
647 (Target_x86_64::Scan::global): Likewise.
648 (Target_x86_64::Relocate::relocate): Likewise.
649 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
652 2010-08-03 Cary Coutant <ccoutant@google.com>
654 * merge.cc (Output_merge_string::do_add_input_section): Count strings
655 to reserve space in merged_strings vector. Keep total input size
657 (Output_merge_string::do_print_merge_stats): Print total input size.
658 * merge.h (Output_merge_string): Add input_size_ field.
659 * stringpool.cc (Stringpool_template::string_length): Move
660 implementations out of Stringpool_template class and place in
662 * stringpool.h (string_length): Move out of Stringpool_template.
664 2010-08-03 Ian Lance Taylor <iant@google.com>
667 * layout.cc (relaxation_loop_body): If address of load segment is
668 set, adjust address to include headers if possible.
670 2010-08-03 Ian Lance Taylor <iant@google.com>
672 * version.cc (version_string): Bump to 1.10.
674 2010-08-03 Ian Lance Taylor <iant@google.com>
677 * layout.h (enum Output_section_order): Define.
678 (class Layout): Update declarations.
679 * layout.cc (Layout::get_output_section): Add order parameter.
680 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
681 is_first_non_relro parameters. Change all callers.
682 (Layout::choose_output_section): Likewise.
683 (Layout::add_output_section_data): Likewise.
684 (Layout::make_output_section): Likewise. Set order.
685 (Layout::default_section_order): New function.
686 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
687 * output.cc (Output_section::Output_section): Initialize order_.
688 Don't initialize deleted fields.
689 (Output_segment::Output_segment): Don't initialize deleted
691 (Output_segment::add_output_section_to_load): New function
692 replacing add_output_section. Change all callers to call this or
693 add_output_section_to_nonload.
694 (Output_segment::add_output_section_to_nonload): New function.
695 (Output_segment::remove_output_section): Rewrite.
696 (Output_segment::add_initial_output_data): Likewise.
697 (Output_segment::has_any_data_sections): Likewise.
698 (Output_segment::is_first_section_relro): Likewise.
699 (Output_segment::maximum_alignment): Likewise.
700 (Output_segment::has_dynamic_reloc): New function replacing
701 dynamic_reloc_count. Change all callers.
702 (Output_segment::has_dynamic_reloc_list): New function replacing
703 dynamic_reloc_count_list. Change all callers.
704 (Output_segment::set_section_addresses): Rewrite.
705 (Output_segment::set_offset): Rewrite.
706 (Output_segment::find_first_and_last_list): Remove.
707 (Output_segment::set_tls_offsets): Rewrite.
708 (Output_segment::first_section_load_address): Likewise.
709 (Output_segment::output_section_count): Likewise.
710 (Output_segment::section_with_lowest_load_address): Likewise.
711 (Output_segment::write_section_headers): Likewise.
712 (Output_segment::print_sections_to_map): Likewise.
713 * output.h (class Output_data): Remove dynamic_reloc_count_
714 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
715 (Output_data::add_dynamic_reloc): Rewrite.
716 (Output_data::has_dynamic_reloc): New function.
717 (Output_data::dynamic_reloc_count): Remove.
718 (class Output_section): Add order_ field. Remvoe is_relro_local_,
719 is_last_relro_, is_first_non_relro_, is_interp_,
720 is_dynamic_linker_section_ fields. Add order and set_order
721 functions. Remove is_relro_local, set_is_relro_local,
722 is_last_relro, set_is_last_relro, is_first_non_relro,
723 set_is_first_non_relro functions, is_interp, set_is_interp,
724 is_dynamic_linker_section, and set_is_dynamic_linker_section
726 (class Output_segment): Change Output_data_list from std::list to
727 std:;vector. Add output_lists_ field. Remove output_data_ and
728 output_bss_ fields. Update declarations.
730 2010-08-02 Ian Lance Taylor <iant@google.com>
732 * arm.cc (Target_arm::gc_process_relocs): Use typename.
733 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
734 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
736 2010-08-02 Ian Lance Taylor <iant@google.com>
739 * script.cc (Script_options::Script_options): Initialize
740 symbol_definitions_ and symbol_references_.
741 (Script_options::add_symbol_assignment): Update
742 symbol_definitions_ and symbol_references_.
743 (Script_options::add_symbol_reference): New function.
744 (script_symbol): New function.
745 * script.h (class Script_options): Add symbol_definitions_ and
746 symbol_references_ fields.
747 (Script_options::referenced_const_iterator): New type.
748 (Script_options::referenced_begin): New function.
749 (Script_options::referenced_end): New function.
750 (Script_options::is_referenced): New function.
751 (Script_options::any_unreferenced): New function.
752 * script-c.h (script_symbol): Declare.
753 * yyscript.y (exp): Call script_symbol.
754 * symtab.cc: Include "script.h".
755 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
756 Change all callers. Check symbols referenced by scripts.
757 (Symbol_table::add_undefined_symbols_from_command_line): Add
758 layout parameter. Change all callers.
759 (Symbol_table::do_add_undefined_symbols_from_command_line):
760 Likewise. Break out loop body. Check symbols referenced by
762 (Symbol_table::add_undefined_symbol_from_command_line): New
763 function broken out of
764 do_add_undefined_symbols_from_command_line.
765 * symtab.h (class Symbol_table): Update declarations.
766 * archive.cc: Include "layout.h".
767 (Archive::should_include_member): Add layout parameter. Change
768 all callers. Check for symbol mentioned in expression.
769 * archive.h (class Archive): Update declaration.
770 * object.cc (Sized_relobj::do_should_include_member): Add layout
772 * object.h (Object::should_include_member): Add layout parameter.
774 (Object::do_should_include_member): Add layout parameter.
775 (class Sized_relobj): Update declaration.
776 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
778 * dynobj.h (class Sized_dynobj): Update declaration.
779 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
781 * plugin.h (class Sized_pluginobj): Update declaration.
783 2010-08-02 Ian Lance Taylor <iant@google.com>
786 * output.cc (Output_segment::set_offset): Search for the first and
787 last sections rather than assuming that the list is in order.
788 (Output_segment::find_first_and_last_list): New function.
789 * output.h (class Output_segment): Update declarations.
790 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
791 (relro_strip_test_SOURCES): New variable.
792 (relro_strip_test_DEPENDENCIES): New variable.
793 (relro_strip_test_LDFLAGS): New variable.
794 (relro_strip_test_LDADD): New variable.
795 (relro_strip_test.so): New target.
797 2010-08-02 Ian Lance Taylor <iant@google.com>
799 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
800 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
801 (Target_i386::got_tlsdesc_section): New function.
802 (Target_i386::got_section): Create space for GOT entries for
804 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
806 (Target_i386::Scan::global): Likewise.
807 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
809 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
810 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
811 (Target_x86_64::got_tlsdesc_section): New function.
812 (Target_x86_64::got_section): Create space for GOT entries for
814 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
816 (Target_x86_64::Scan::global): Likewise.
817 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
820 2010-08-02 Ian Lance Taylor <iant@google.com>
822 * testsuite/final_layout.sh: Use dc to convert from hex to
825 2010-07-29 Sriraman Tallam <tmsriram@google.com>
827 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
828 paramter to the call to gold::gc_process_relocs.
829 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
830 paramter to the call to gold::gc_process_relocs.
831 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
832 parameter to the call to gold::gc_process_relocs.
833 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
834 template parameter to the call to gold::gc_process_relocs.
835 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
836 paramter to the call to gold::gc_process_relocs.
837 * gc.h (get_embedded_addend_size): New function.
838 (gc_process_relocs): Save the size of the reloc for use by ICF.
839 * icf.cc (get_section_contents): Get the addend from the text section
840 for SHT_REL relocation sections.
841 * icf.h (Icf::Reloc_addend_size_info): New typedef.
842 (Icf::Reloc_info): Add new member reloc_addend_size_info.
843 * int_encoding.h (read_from_pointer): New overloaded function.
844 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
845 * testsuite/icf_sht_rel_addend_test.sh: New file.
846 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
847 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
849 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
851 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
852 * Makefile.in: Regenerate.
853 * testsuite/Makefile.in: Regenerate.
855 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
857 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
858 * gold/testsuite/debug_msg.cc: Likewise.
859 * gold/testsuite/odr_violation1.cc
860 * gold/testsuite/odr_violation2.cc
862 2010-07-21 Cary Coutant <ccoutant@google.com>
864 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
865 string, and length fields.
866 (Output_merge_string::Merged_strings_list): New type.
867 (Output_merge_string::Merged_strings_lists): New typedef.
868 (Output_merge_string): Replace merged_strings_ with
869 merged_strings_lists_.
870 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
871 Merged_strings_list per input object and section. Don't store pointer
872 to the string. Don't store length with each merged string entry.
873 (Output_merge_string::finalize_merged_data): Loop over list of merged
874 strings lists. Recompute length of each merged string.
876 2010-07-15 Cary Coutant <ccoutant@google.com>
878 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
881 2010-07-14 Ian Lance Taylor <iant@google.com>
883 * descriptors.cc (Descriptors::open): Report correct name in error
886 2010-07-13 Doug Kwan <dougkwan@google.com>
888 * arm.cc (Arm_input_section::Arm_input_section): For a
889 SHT_ARM_EXIDX section, always keeps the input sections.
890 (Arm_input_section::set_exidx_section_link): New method.
891 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
892 has_errors_ to false.
893 (Arm_exidx_input_section::has_errors,
894 Arm_exidx_input_section::set_has_errors): New methods.
895 (Arm_exidx_input_section::has_errors_): New data member.
896 (Arm_relobj::get_exidx_shndx_list): New method.
897 (Arm_output_section::append_text_sections_to_list): Do not skip
898 section without SHF_EXECINSTR.
899 (Arm_output_section::fix_exidx_coverage): Skip input sections with
901 (Arm_relobj::make_exidx_input_section): Add new parameter for text
902 section header. Make error messages more verbose. Check for
903 a non-executable section linked to an EXIDX section.
904 (Arm_relobj::do_read_symbols): Remove error checking, which has been
905 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
906 check that there is no deferred EXIDX section if we exit early.
907 Instead of not making an EXIDX section in case of an error, make one
908 and set the has_errors flag of it.
909 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
910 in a relocatable link.
911 (Target_arm::do_relax): Look for the EXIDX output section instead of
912 assuming that it is called .ARM.exidx.
913 (Target_arm::fix_exidx_coverage): Add a new parameter for input
914 section list. Do not check for SHF_EXECINSTR section flags but
915 skip any input section with errors.
916 * output.cc (Output_section::Output_section): Initialize
917 always_keeps_input_sections_ to false.
918 (Output_section::add_input_section): Check for
919 always_keeps_input_sections_.
920 * output.h (Output_section::always_keeps_input_sections,
921 Output_section::set_always_keeps_input_sections): New methods.
922 (Output_section::always_keeps_input_sections): New data member.
924 2010-07-13 Rafael Espindola <espindola@google.com>
926 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
927 * fileread.h (Input_file): Add try_extra_search_path and find_file.
929 2010-07-13 Philip Herron <herron.philip@googlemail.com>
930 Ian Lance Taylor <iant@google.com>
932 * output.h (Output_section_lookup_maps::add_merge_section):
933 Correct check of whether value was inserted.
934 (Output_section_lookup_maps::add_merge_input_section): Likewise.
935 (Output_section_lookup_maps::add_relaxed_input_section):
937 * arm.cc (Target_arm::got_section): Remove used local os.
938 * i386.cc (Target_i386::got_section): Likewise.
939 * x86_64.cc (Target_x86_64::got_section): Likewise.
940 * sparc.cc (Target_sparc::got_section): Likewise.
941 (Target_sparc::relocate): Remove unused local have_got_offset.
942 * powerpc.cc (Target_powerpc::relocate): Likewise.
944 2010-07-13 Ian Lance Taylor <iant@google.com>
946 * compressed_output.cc (zlib_decompress): Fix signature in
949 * archive.cc (Archive::include_member): Unlock an external member
950 of a thin archive. Don't bother to delete an object we know is
953 2010-07-12 Cary Coutant <ccoutant@google.com>
955 * compressed_output.cc (zlib_decompress): New function.
956 (get_uncompressed_size): New function.
957 (decompress_input_section): New function.
958 * compressed_output.h (get_uncompressed_size): New function.
959 (decompress_input_section): New function.
960 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
961 Handle compressed debug sections.
962 * layout.cc (is_compressed_debug_section): New function.
963 (Layout::output_section_name): Map compressed section names to
965 * layout.h (is_compressed_debug_section): New function.
966 (is_debug_info_section): Recognize compressed debug sections.
967 * merge.cc: Include compressed_output.h.
968 (Output_merge_data::do_add_input_section): Handle compressed
970 (Output_merge_string::do_add_input_section): Handle compressed
972 * object.cc: Include compressed_output.h.
973 (Sized_relobj::Sized_relobj): Initialize new data members.
974 (build_compressed_section_map): New function.
975 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
976 * object.h (Object::section_is_compressed): New method.
977 (Object::do_section_is_compressed): New method.
978 (Sized_relobj::Compressed_section_map): New type.
979 (Sized_relobj::do_section_is_compressed): New method.
980 (Sized_relobj::compressed_sections_): New data member.
981 * output.cc (Output_section::add_input_section): Handle compressed
983 * reloc.cc: Include compressed_output.h.
984 (Sized_relobj::write_sections): Handle compressed debug sections.
986 2010-07-08 Cary Coutant <ccoutant@google.com>
988 * resolve.cc (Symbol_table::resolve): Remember whether undef was
989 weak when resolving to a dynamic def.
990 (Symbol_table::should_override): Add adjust_dyndef flag; set it
991 for weak undef/dynamic def cases. Adjust callers.
992 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
994 (Symbol_table::sized_write_globals): Adjust symbol binding.
995 (Symbol_table::sized_write_symbol): Add binding parameter.
996 * symtab.h (Symbol::set_undef_binding): New method.
997 (Symbol::is_undef_binding_weak): New method.
998 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
999 (Symbol_table::should_override): Add new parameter.
1000 (Symbol_table::sized_write_symbol): Add new parameter.
1002 * testsuite/weak_undef_file1.cc: Add new test case.
1003 * testsuite/weak_undef_file2.cc: Fix header comment.
1004 * testsuite/weak_undef_test.cc: Add new test case.
1006 2010-06-29 Doug Kwan <dougkwan@google.com>
1008 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1009 Initialize USE_SYMBOL_.
1010 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1012 (Arm_reloc_property::uses_symbol_): New data member declaration.
1013 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1014 uses symbol value and symbol is undefined but not weakly undefined.
1016 2010-06-28 Rafael Espindola <espindola@google.com>
1018 * plugin.cc (Plugin::load): Use dlerror.
1020 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1022 * symtab.cc (detect_odr_violations): When reporting an ODR
1023 violation, report an object where the symbol is defined.
1025 2010-06-25 Doug Kwan <dougkwan@google.com>
1027 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1028 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1030 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1031 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1032 target hook to detect function points.
1033 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1034 * icf.h (Icf::check_section_for_function_pointers): Change type of
1035 parameter SECTION_NAME to const reference to std::string. Use
1036 target hook to determine if section may have unsafe pointers.
1037 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1040 2010-06-21 Rafael Espindola <espindola@google.com>
1042 * fileread.cc (Input_file::find_fie): New
1043 (Input_file::open): Use Input_file::find_fie.
1044 * fileread.h (Input_file::find_fie): New
1045 * plugin.cc (set_extra_library_path): New.
1046 (Plugin::load): Add set_extra_library_path to the transfer vector.
1047 (Plugin_manager::set_extra_library_path): New.
1048 (Plugin_manager::add_input_file): Use the extra search path if set.
1049 (set_extra_library_path(): New.
1050 * plugin.h (Plugin_manager): Add set_extra_library_path and
1053 2010-06-19 Cary Coutant <ccoutant@google.com>
1055 * layout.cc (gdb_sections): Add .debug_types.
1056 (lines_only_debug_sections): Likewise.
1058 2010-06-18 Rafael Espindola <espindola@google.com>
1060 * plugin.cc (add_input_file,add_input_library)
1061 (Plugin_manager::add_input_file): Make filename arguments const.
1062 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1065 2010-06-16 Doug Kwan <dougkwan@google.com>
1067 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1068 .ARM.attributes section if we have not merged any input
1069 attributes sections.
1071 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1073 * arm.cc: Allow combining objects with no EABI version
1076 2010-06-15 Rafael Espindola <espindola@google.com>
1078 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1080 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1082 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1083 (struct iovec): Correct !HAVE_READV definition.
1085 2010-06-10 Cary Coutant <ccoutant@google.com>
1087 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1088 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1090 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1093 * symtab.h (Symbol::is_placeholder): New member function.
1094 * target-reloc.h (relocate_section): Check for placeholder symbols.
1096 * testsuite/Makefile.am (plugin_test_8): New test.
1097 (plugin_test_9): New test.
1098 * testsuite/Makefile.in: Regenerate.
1100 2010-06-09 Nick Clifton <nickc@redhat.com>
1102 * yyscript.y (input_list_element): Allow strings prefixed with
1103 the '-' character. Treat these as libraries.
1104 * script.cc (script_add_library): New function. Adds a library
1105 specified by "-l<name>" found in an input script.
1106 * script-c.h: Add prototype for script_add_library.
1108 2010-06-07 Doug Kwan <dougkwan@google.com>
1110 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1111 Restrict stub-group size to be within long conditional branch
1112 range when working around cortex-A8 erratum.
1114 2010-06-07 Damien Diederen <dd@crosstwine.com>
1116 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1119 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1123 (Output_section::Input_section_sort_entry::compare_section_ordering):
1124 Change to return non-zero correctly.
1125 (Output_section::Input_section_sort_section_order_index_compare
1126 ::operator()): Change to fix ambiguity in comparisons.
1128 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1130 * gold.h (is_wildcard_string): New function.
1131 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1132 (Layout::layout_eh_frame): Ditto.
1133 (Layout::find_section_order_index): New method.
1134 (Layout::read_layout_from_file): New method.
1135 * layout.h (Layout::find_section_order_index): New method.
1136 (Layout::read_layout_from_file): New method.
1137 (Layout::input_section_position_): New private member.
1138 (Layout::input_section_glob_): New private member.
1139 * main.cc (main): Call read_layout_from_file here.
1140 * options.h (--section-ordering-file): New option.
1141 * output.cc (Output_section::input_section_order_specified_): New
1143 (Output_section::Output_section): Initialize new member.
1144 (Output_section::add_input_section): Add new parameter.
1145 Keep input sections when --section-ordering-file is used.
1146 (Output_section::set_final_data_size): Sort input sections when
1147 section ordering file is specified.
1148 (Output_section::Input_section_sort_entry): Add new parameter.
1150 (Output_section::Input_section_sort_entry::compare_section_ordering):
1152 (Output_section::Input_section_sort_compare::operator()): Change to
1153 consider section_order_index.
1154 (Output_section::Input_section_sort_init_fini_compare::operator()):
1155 Change to consider section_order_index.
1156 (Output_section::Input_section_sort_section_order_index_compare
1157 ::operator()): New method.
1158 (Output_section::sort_attached_input_sections): Change to sort
1159 according to section order when specified.
1160 (Output_section::add_input_section<32, true>): Add new parameter.
1161 (Output_section::add_input_section<64, true>): Add new parameter.
1162 (Output_section::add_input_section<32, false>): Add new parameter.
1163 (Output_section::add_input_section<64, false>): Add new parameter.
1164 * output.h (Output_section::add_input_section): Add new parameter.
1165 (Output_section::input_section_order_specified): New
1167 (Output_section::set_input_section_order_specified): New method.
1168 (Input_section::Input_section): Initialize section_order_index_.
1169 (Input_section::section_order_index): New method.
1170 (Input_section::set_section_order_index): New method.
1171 (Input_section::section_order_index_): New member.
1172 (Input_section::Input_section_sort_section_order_index_compare): New
1174 (Output_section::input_section_order_specified_): New member.
1175 * script-sections.cc (is_wildcard_string): Delete and move modified
1177 (Output_section_element_input::Output_section_element_input): Modify
1178 call to is_wildcard_string.
1179 (Output_section_element_input::Input_section_pattern
1180 ::Input_section_pattern): Ditto.
1181 (Output_section_element_input::Output_section_element_input): Ditto.
1182 * testsuite/Makefile.am (final_layout): New test case.
1183 * testsuite/Makefile.in: Regenerate.
1184 * testsuite/final_layout.cc: New file.
1185 * testsuite/final_layout.sh: New file.
1187 2010-06-01 Rafael Espindola <espindola@google.com>
1189 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1191 2010-06-01 Rafael Espindola <espindola@google.com>
1193 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1194 visibility of symbols.
1196 2010-05-27 Doug Kwan <dougkwan@google.com>
1198 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1199 from start of output section instead of address for a local symbol
1200 in a merged or relaxed section when doing a relocatable link.
1202 2010-05-26 Rafael Espindola <espindola@google.com>
1205 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1206 adding sections the garbage collector removed.
1207 * gold/testsuite/Makefile.am: Add test.
1208 * gold/testsuite/Makefile.in: Regenerate.
1209 * gold/testsuite/plugin_test_7.sh: New.
1210 * gold/testsuite/plugin_test_7_1.c: New.
1211 * gold/testsuite/plugin_test_7_2.c: New.
1213 2010-05-26 Rafael Espindola <espindola@google.com>
1215 * script-sections.cc (Output_section_definition::set_section_addresses):
1216 Check for --section-start.
1218 2010-05-26 Doug Kwan <dougkwan@google.com>
1220 * arm.cc (Arm_scan_relocatable_relocs): New class.
1221 (Target_arm::relocate_special_relocatable): New method.
1222 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1223 (Arm_relocate_functions::thumb_branch_common): Same.
1224 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1225 instead of Default_scan_relocatable_relocs.
1226 * target-reloc.h (relocate_for_relocatable): Let target handle
1227 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1228 * target.h (Sized_target::relocate_special_relocatable): New method.
1230 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1232 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1234 2010-05-23 Doug Kwan <dougkwan@google.com>
1236 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1238 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1239 with a direct branch, not a conditional branch, to a stub.
1240 * merge.cc (Output_merge_base::record_input_section): New method
1242 (Output_merge_data::do_add_input_section): Record input section if
1243 keeps-input-sections flag is set.
1244 (Output_merge_string::do_add_input_section): Ditto.
1245 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1246 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1248 (Output_merge_base::keeps_input_sections,
1249 Output_merge_base::set_keeps_input_sections,
1250 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1252 (Output_merge_base::Input_sections): New type declaration.
1253 (Output_merge_base::input_sections_begin,
1254 Output_merge_base::input_sections_end,
1255 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1256 (Output_merge_base::bool keeps_input_sections_,
1257 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1258 Output_merge_base::input_sections_): New data members.
1259 (Output_merge_data::do_set_keeps_input_sections): New method
1261 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1262 * output.cc (Output_section::Input_section::relobj): Move method
1263 defintion from class declaration to here and handle merge sections.
1264 (Output_section::Input_section::shndx): Ditto.
1265 (Output_section::Output_section): Remove initializations of removed
1266 data members and initialize new data member LOOKUP_MAPS_.
1267 (Output_section::add_input_section): Set keeps-input-sections flag
1268 for a newly created merge output section as appropriate. Adjust code
1269 to use Output_section_lookup_maps class.
1270 (Output_section::add_relaxed_input_section): Adjst code for lookup
1271 maps code refactoring.
1272 (Output_section::add_merge_input_section): Add a new parameter
1273 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1274 class. If adding input section to a newly created merge output
1275 section fails, remove the new merge section.
1276 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1277 Adjust code for use of the Output_section_lookup_maps class.
1278 (Output_section::find_merge_section): Ditto.
1279 (Output_section::build_lookup_maps): New method defintion.
1280 (Output_section::find_relaxed_input_section): Adjust code to use
1281 Output_section_lookup_maps class.
1282 (Output_section::get_input_sections): Export merge sections. Adjust
1283 code to use Output_section_lookup_maps class.
1284 (Output_section:::add_script_input_section): Adjust code to use
1285 Output_section_lookup_maps class. Update lookup maps for merge
1287 (Output_section::discard_states): Use Output_section_lookup_maps.
1288 (Output_section::restore_states): Same.
1289 * output.h (Merge_section_properties): Move class defintion out of
1291 (Output_section_lookup_maps): New class.
1292 (Output_section::Input_section::is_merge_section): New method
1294 (Output_section::Input_section::relobj): Move defintion out of class
1295 defintion. Declare method only.
1296 (Output_section::Input_section::shndx): Ditto.
1297 (Output_section::Input_section::output_merge_base): New method defintion.
1298 (Output_section::Input_section::u2_.pomb): New union field.
1299 (Output_section::Merge_section_by_properties_map,
1300 Output_section::Output_section_data_by_input_section_map,
1301 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1303 (Output_section::add_merge_input_section): Add new parameter
1304 KEEPS_INPUT_SECTIONS.
1305 (Output_section::build_lookup_maps): New method declaration.
1306 (Output_section::merge_section_map_,
1307 Output_section::merge_section_by_properties_map_,
1308 Output_section::relaxed_input_section_map_,
1309 Output_section::is_relaxed_input_section_map_valid_): Remove data
1311 (Output_section::lookup_maps_): New data member.
1313 2010-05-21 Doug Kwan <dougkwan@google.com>
1316 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1317 avoid a compilation error.
1319 2010-05-19 Rafael Espindola <espindola@google.com>
1321 * script-sections.cc (Output_section_definition::allocate_to_segment):
1322 Update the phdrs_list even when the output section is NULL.
1323 * testsuite/Makefile.am: Add test.
1324 * testsuite/Makefile.in: Regenerate.
1325 * testsuite/script_test_9.cc: New.
1326 * testsuite/script_test_9.sh: New.
1327 * testsuite/script_test_9.t: New.
1329 2010-05-19 Doug Kwan <dougkwan@google.com>
1331 * arm.cc (Arm_input_section::original_size): New method.
1332 (Arm_input_section::do_addralign): Add a cast.
1333 (Arm_input_section::do_output_offset): Remove static cast.
1334 (Arm_input_section::original_addralign,
1335 Arm_input_section::original_size_): Change type to uint32_t.
1336 (Arm_input_section::init): Add safe casts for section alignment
1338 (Arm_input_section::set_final_data_size): Do not set address and
1339 offset of stub table.
1340 (Arm_output_section::fix_exidx_coverage): Change use of of
1341 Output_section::Simple_input_section to that of
1342 Output_section::Input_section.
1343 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1344 except for the first pass.
1345 * output.cc (Output_section::get_input_sections): Change type of
1346 input_sections to std::list<Input_section>.
1347 (Output_section::add_script_input_section): Rename from
1348 Output_section::add_simple_input_section. Change type of SIS
1349 parameter from Simple_input_section to Input_section.
1350 * output.h (Output_section::Simple_input_section): Remove class.
1351 (Output_section::Input_section): Change class visibility to public.
1352 (Output_section::Input_section::addralign): Use stored alignments
1353 for special input sections if set.
1354 (Output_section::Input_section::set_addralign): New method.
1355 (Output_section::get_input_sections): Change parameter type from
1356 list of Simple_input_section to list of Input_section.
1357 (Output_section::add_script_input_section): Rename from
1358 Output_section::add_simple_input_section. Change first parameter's
1359 type from Simple_input_section to Input_section and remove the
1360 second and third parameters.
1361 * script-sections.cc (Input_section::Input_section_list): Change
1362 type to list of Output_section::Input_section/
1363 (Input_section_info::Input_section_info): Change parameter type of
1364 INPUT_SECTION to Output_section::Input_section.
1365 (Input_section_info::input_section): Change return type.
1366 (Input_section_info::input_section_): Change type to
1367 Output_section::Input_section.
1368 (Output_section_element_input::set_section_addresses): Adjust code
1369 to use Output_section::Input_section instead of
1370 Output_section::Simple_input_section. Adjust code for renaming
1371 of Output_section::add_simple_input_section.
1372 (Orphan_output_section::set_section_addresses): Ditto.
1374 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1376 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1377 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1379 2010-05-18 Rafael Espindola <espindola@google.com>
1381 * options.cc (General_options::finalize): Handle -nostdlib.
1382 * options.h (nostdlib): New option.
1383 * script.cc (script_add_search_dir): Handle -nostdlib.
1385 2010-05-12 Doug Kwan <dougkwan@google.com>
1387 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1388 attributes section only if there no attributes section after merging.
1389 (Target_arm::merge_object_attributes): Move value of
1390 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1391 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1392 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1393 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1394 and arm_attr_merge_7.stdout.
1395 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1396 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1397 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1398 arm_attr_merge_7b.o): New rules.
1399 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1401 * testsuite/Makefile.in: Regenerate.
1402 * testsuite/arm_attr_merge.sh: New file.
1403 * testsuite/arm_attr_merge_[67][ab].s: Same.
1405 2010-05-05 Nick Clifton <nickc@redhat.com>
1407 * po/es.po: Updated Spanish translation.
1409 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1411 * Makefile.am (install-exec-local): Properly install gold as
1412 default cross linker.
1413 * Makefile.in: Regenerated.
1415 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1416 Nick Clifton <nickc@redhat.com>
1418 * configure.ac (install_as_default): Define and set to false
1419 unless --enable-gold or --enable-gold=both/gold has been
1421 * configure: Regenerate.
1423 * Makefile.am (install-exec-local): Install the executable as
1424 'ld.gold'. If install_as_default is true then also install it as
1426 * Makefile.in: Regenerated.
1428 2010-04-24 Ian Lance Taylor <iant@google.com>
1430 * layout.cc (Layout::layout_reloc): In relocatable link don't
1431 combine reloc sections for grouped sections.
1433 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1435 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1436 sections that are not ordinary to icf.
1437 * icf.cc (get_section_contents): Handle relocation pointing to section
1438 with no object or shndx information.
1439 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1440 * testsuite/Makefile.in: Regenerate.
1441 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1442 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1444 2010-04-22 Ian Lance Taylor <iant@google.com>
1446 * expression.cc (Expression::Expression_eval_info): Add
1447 result_alignment_pointer field.
1448 (Expression::eval_with_dot): Add result_alignment_pointer
1449 parameter. Change all callers.
1450 (Expression::eval_maybe_dot): Likewise.
1451 (class Binary_expression): Add alignment_pointer parameter to
1452 left_value and right_value. Change all callers.
1453 (BINARY_EXPRESSION): Set result alignment.
1454 (class Trinary_expression): Add alignment_pointer parameter to
1455 arg2_value and arg3_value. Change all callers.
1456 (Trinary_cond::value): Set result alignment.
1457 (Max_expression::value, Min_expression::value): Likewise.
1458 (Align_expression::value): Likewise.
1459 * script-sections.cc (class Sections_element): Add dot_alignment
1460 parameter to set_section_addresses virtual function. Update
1462 (class Output_section_element): Likewise.
1463 (Script_sections::create_segments): Add dot_alignment parameter.
1465 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1466 (Script_sections::set_phdrs_clause_addresses): Likewise.
1467 * script-sections.h: Update declarations.
1468 * script.h: Update declarations.
1469 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1471 * testsuite/script_test_3.t: Set large alignment.
1472 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1473 segment has expected alignment.
1475 2010-04-22 Nick Clifton <nickc@redhat.com>
1477 * po/gold.pot: Updated by the Translation project.
1478 * po/vi.po: Updated Vietnamese translation.
1480 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1482 * testsuite/Makefile.am (check_PROGRAMS): Add
1483 icf_virtual_function_folding_test.
1484 * testsuite/Makefile.in: Regenerated.
1486 2010-04-15 Andrew Haley <aph@redhat.com>
1488 * options.h (merge_exidx_entries): New option.
1489 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1490 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1491 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1492 (Target_arm::merge_exidx_entries): New function.
1493 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1494 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1495 to Arm_exidx_fixup constructor.
1496 Add new arg, merge_exidx_entries.
1497 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1498 Arm_output_section::fix_exidx_coverage.
1500 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1502 * icf.cc (get_section_contents): Check for preemptible functions.
1503 Ignore addend when appropriate.
1504 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1506 (add_from_relobj): Check for section folded.
1507 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1508 * symtab.h (should_add_dynsym_entry): Add new parameter.
1509 * target-reloc.h (scan_relocs): Check for section folded.
1510 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1511 Check reloc types for function pointers in shared objects.
1512 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1514 (icf_preemptible_functions_test): New test case.
1515 (icf_string_merge_test): New test case.
1516 * testsuite.Makefile.in: Regenerate.
1517 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1518 bar_glob. Refactor code.
1519 * testsuite/icf_preemptible_functions_test.cc: New file.
1520 * testsuite/icf_preemptible_functions_test.sh: New file.
1521 * testsuite/icf_string_merge_test.cc: New file.
1522 * testsuite/icf_string_merge_test.sh: New file.
1523 * testsuite/icf_virtual_function_folding_test.cc: New file.
1524 * testsuite/icf_virtual_function_folding_test.sh: New file.
1526 2010-04-14 Doug Kwan <dougkwan@google.com>
1528 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1529 for local symbol recounting if we remove a section due to ICF.
1530 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1531 there are no regular objects in input.
1533 2010-04-13 Doug Kwan <dougkwan@google.com>
1535 * arm.cc (Arm_input_section::set_final_data_size): Compute
1536 accurate final data size instead of using current data size.
1538 2010-04-09 Doug Kwan <dougkwan@google.com>
1540 * layout.cc (Layout::choose_output_section): Handle script section
1542 (Layout::make_output_section_for_script): Add section type parameter.
1543 Handle script section types.
1544 * layout.h (Layout::make_output_section_for_script): Add section
1546 * output.cc (Output_section::Output_section): Initialize data member
1548 (Output_section::do_reset_address_and_file_offset): Do not set address
1549 to 0 if section is a NOLOAD section.
1550 * output.h (Output_section::is_noload): New method.
1551 (Output_section::set_is_noload): Ditto.
1552 (Output_section::is_noload_): New data member.
1553 * script-c.h (Script_section_type): New enum type.
1554 (struct Parser_output_section_header): Add new file section_type.
1555 * script-sections.cc (Sections_element::output_section_name): Add
1556 parameter for returning script section type.
1557 (Output_section_definition::output_section_name): Ditto.
1558 (Output_section_definition::section_type)P; New method.
1559 (Output_section_definiton::script_section_type_name): Ditto.
1560 (Output_section_definition::script_section_type_): New data member.
1561 (Output_section_definition::Output_section_definition): Initialize
1562 data member Output_section_definition::script_section_type_.
1563 (Output_section_definition::create_sections): Pass script section type
1564 to Layout::make_output_section_for_script.
1565 (Output_section_definition::output_section_name): Return script
1566 section type to caller.
1567 (Output_section_definition::set_section_address): Do not advance
1568 dot value and load address if section type is NOLOAD. Set address
1569 of NOLOAD sections regardless of section flags.
1570 (Output_section_definition::print): Print section type if it is
1571 not SCRIPT_SECTION_TYPE_NONE.
1572 (Output_section_definition::section_type): New method.
1573 (Output_section_definition::script_section_type_name): Ditto.
1574 (Script_sections::output_section_name): Add new parameter
1575 PSECTION_TYPE for returning script section type. Pass it to
1576 section elements. Handle discard sections.
1577 (Sort_output_sections::operator()): Handle NOLOAD sections.
1578 * script-sections.h (Script_sections::Section_type): New enum type.
1579 (Script_sections::output_section_name): Add a new parameter for
1580 returning script section type.
1581 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1583 * yyscript.y (union): Add new field SECTION_TYPE.
1584 (COPY, DSECT, INFO, NOLOAD): New tokens.
1585 (opt_address_and_section_type): Change type to output_section_header.
1586 (section_type): New non-terminal
1587 (section_header): Handle section type.
1588 (opt_address_and_section_type): Return section type value.
1590 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1592 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1593 * testsuite/plugin_common_test_2.c (foo): Likewise.
1595 2010-04-08 Doug Kwan <dougkwan@google.com>
1597 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1599 * output.cc (Output_section::add_merge_input_section): Simplify
1600 code and return status of Output_merge_base::add_input_section.
1601 Update merge section map only if Output_merge_base::add_input_section
1604 2010-04-07 Doug Kwan <dougkwan@google.com>
1606 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1607 if section is marked as containing instructions but has no mapping
1609 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1610 correct section index.
1611 (Arm_relobj::find_linked_text_section): Ditto.
1613 2010-04-07 Cary Coutant <ccoutant@google.com>
1615 * archive.cc (include_member): Destroy Read_symbols_data object before
1617 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1618 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1619 (Read_symbols_data::~Read_symbols_data) New destructor.
1620 (Section_relocs::Section_relocs) New constructor.
1621 (Section_relocs::~Section_relocs) New destructor.
1622 (Read_relocs_data::Read_relocs_data) New constructor.
1623 (Read_relocs_data::~Read_relocs_data) New destructor.
1624 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1625 pointers to NULL after deleting.
1627 2010-04-07 Doug Kwan <dougkwan@google.com>
1629 * arm.cc: Replace "endianity" with "endianness" in comments.
1630 (Arm_exidx_cantunwind): Ditto.
1631 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1632 (Arm_relobj::merge_flags_and_attributes): New method.
1633 (Arm_relobj::merge_flags_and_attributes_): New data member.
1634 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1635 (Arm_relobj::scan_sections_for_stubs): Ditto.
1636 (Arm_relobj::do_read_symbols): Check to see if we really want to
1637 merge processor-specific flags and attributes. Exit early if
1638 an object is empty except for section names and the undefined symbol.
1639 (Target_arm::do_finalize_sections): Move check for ELF format to
1640 Arm_relobj::do_read_symbols. Merge processor specific flags and
1641 attributes from a regular object only when we have determined that
1642 it is aapropriate. Do not create an .ARM.attributes section in
1643 output if there is no regular input object.
1644 (Target_arm::merge_processor_specific_flags): Check
1645 --warn-mismatch before printing any error.
1646 (Target_arm::merge_object_attributes): Ditto.
1647 * gold.cc (queue_middle_tasks): Handle the case in which there is
1648 no regular object in input.
1649 * options.cc (General_options::parse_EB): New method.
1650 (General_options::parse_EL): Same.
1651 (General_options::General_options): Initialize endianness_.
1652 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1654 (General_options::Endianness): New enum.
1655 (General_options::endianness): New method.
1656 (General_options::endianness_): New data member.
1657 * parameters.cc (Parameters::set_options): Check target endianness.
1658 (Parameters::set_target_once): Ditto.
1659 (Parameters::check_target_endianness): New method.
1660 (parameters_force_valid_target): If either -EL or -EB is specified,
1661 use it to define endianness of default target.
1662 * parameters.h (Parameters::check_target_endianness): New method
1664 * target.h (class Target): Change "endianity" to "endianness"
1667 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1669 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1670 * configure: Regenerate.
1671 * Makefile.in: Regenerate.
1672 * testsuite/Makefile.in: Regenerate.
1674 2010-04-06 Cary Coutant <ccoutant@google.com>
1677 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1678 prevailing definitions of common symbols.
1679 * testsuite/plugin_test_6.sh: New test case.
1680 * testsuite/plugin_common_test_1.c: New test case.
1681 * testsuite/plugin_common_test_2.c: New test case.
1682 * testsuite/Makefile.am (plugin_test_6): New test case.
1683 * testsuite/Makefile.in: Regenerate.
1685 2010-04-06 Nick Clifton <nickc@redhat.com>
1687 * po/vi.po: New Vietnamese translation.
1689 2010-03-30 Doug Kwan <dougkwan@google.com>
1691 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1693 2010-03-25 Doug Kwan <dougkwan@google.com>
1695 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1696 to avoid a conversion warning on a 32-bit host.
1698 2010-03-24 Ian Lance Taylor <iant@google.com>
1700 * testsuite/script_test_3.t: Add a TLS segment.
1701 * testsuite/Makefile.am (check_PROGRAMS): Add
1702 tls_phdrs_script_test.
1703 (tls_phdrs_script_test_SOURCES): Define.
1704 (tls_phdrs_script_test_DEPENDENCIES): Define.
1705 (tls_phdrs_script_test_LDFLAGS): Define.
1706 (tls_phdrs_script_test_LDADD): Define.
1707 * testsuite/Makefile.in: Rebuild.
1709 2010-03-23 Cary Coutant <ccoutant@google.com>
1711 * fileread.cc (find_or_make_view): Fix comment.
1713 2010-03-23 Ian Lance Taylor <iant@google.com>
1715 * script-sections.cc (class Orphan_section_placement): Define
1716 PLACE_TLS and PLACE_TLS_BSS.
1717 (Orphan_section_placement::Orphan_section_placement): Initialize
1719 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1720 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1721 (tls_script_test_SOURCES): Define.
1722 (tls_script_test_DEPENDENCIES): Define.
1723 (tls_script_test_LDFLAGS): Define.
1724 (tls_script_test_LDADD): Define.
1725 * testsuite/Makefile.in: Rebuild.
1727 2010-03-22 Doug Kwan <dougkwan@google.com>
1729 * arm.cc (Arm_relocate_functions::abs8,
1730 Arm_relocate_functions::abs16): Use correct check for overflow
1731 specified in the ARM ELF specs.
1732 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1733 target of a BLX instruction specially.
1734 (Reloc_stub::stub_type_for_reloc): Ditto.
1735 (Relocate::relocate): Use symbolic names instead of numeric relocation
1736 codes to report error.
1737 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1739 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1740 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1741 thumb2_blx_out_of_range.stdout
1742 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1743 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1744 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1745 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1746 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1747 thumb2_blx_in_range, thumb2_blx_in_range.o,
1748 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1749 thumb2_blx_out_of_range.o): New rules.
1750 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1751 thumb2_blx_in_range and thumb2_blx_out_of_range.
1752 * testsuite/Makefile.in: Regenerate.
1753 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1754 * testsuite/thumb_blx_in_range.s: New file.
1755 * testsuite/thumb_blx_out_of_range.s: New file.
1757 2010-03-22 Rafael Espindola <espindola@google.com>
1759 * archive.cc (Should_include): Move to archive.h.
1760 (should_include_member): Make it a member of Archive.
1762 (Add_lib_group_symbols): New.
1763 * archive.h: Include options.h.
1764 (Archive_member): Moved from Archive.
1765 (Should_include): Moved from archive.cc.
1767 (Add_lib_group_symbols): New.
1768 * dynobj.cc (do_should_include_member): New.
1769 * dynobj.h (do_should_include_member): New.
1770 * gold.cc (queue_initial_tasks): Update call to queue.
1771 * main.cc (main): Print lib group stats.
1772 * object.cc (do_should_include_member): New.
1773 * object.h: Include archive.h.
1774 (Object::should_include_member): New.
1775 (Object::do_should_include_member): New.
1776 (Sized_relobj::do_should_include_member): New.
1777 * options.cc (General_options::parse_start_lib): New.
1778 (General_options::parse_end_lib): New.
1779 (Input_arguments::add_file): Handle lib groups.
1780 (Input_arguments::start_group): Check we are not in a lib.
1781 (Input_arguments::start_lib): New.
1782 (Input_arguments::end_lib): New.
1783 * options.h (General_options): Add start_lib and end_lib.
1784 (Input_argument::lib_): New.
1785 (Input_argument::lib): New.
1786 (Input_argument::is_lib): New.
1787 (Input_file_lib): New.
1788 (Input_arguments::in_lib_): New.
1789 (Input_arguments::in_lib): New.
1790 (Input_arguments::start_lib): New.
1791 (Input_arguments::end_lib_): New.
1792 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1793 in unused members as preempted.
1794 (Sized_pluginobj::do_should_include_member): New.
1795 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1796 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1798 (Read_symbols::do_whole_lib_group): New.
1799 (Read_symbols::do_lib_group): New.
1800 (Read_symbols::do_read_symbols): Handle lib groups.
1801 (Read_symbols::get_name): Handle lib groups.
1802 * readsyms.h (Read_symbols): Add an archive member pointer.
1803 (Read_symbols::do_whole_lib_group): New.
1804 (Read_symbols::do_lib_group): New.
1805 (Read_symbols::member_): New.
1806 * script.cc (read_input_script): Update call to queue_soon.
1808 2010-03-19 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Stub_table::Stub_table): Initialize new data members
1811 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1812 (Stub_table::add_reloc_stub): Assign stub offset and update
1813 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1814 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1816 (Stub_table::update_data_size_and_addralign): Use
1817 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1818 instead of going over all reloc stubs.
1819 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1820 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1821 Stringpool_template::offset_ to size of Stringpool_char.
1822 (Stringpool_template::new_key_offset): Remove code to initialize
1823 Stringpool_template::offset_.
1824 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1825 Stringpool_template::offset_ to zero.
1827 2010-03-15 Doug Kwan <dougkwan@google.com>
1829 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1831 (Stringpool_template::new_key_offset): New method.
1832 (Stringpool_template::add_string): Assign offsets when adding new
1834 (Stringpool_template::set_string_offsets): Do not set string offsets
1835 when not optimizing.
1836 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1838 (Chunked_vector::clear): Clear size_.
1839 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1840 (Chunked_vector::size): Return size_.
1841 (Chunked_vector::push_back): Use size_ to find insert position.
1842 (Chunked_vector::size_): New data member.
1843 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1844 (Stringpool_template::new_key_offset): New method declaration.
1845 (Stringpool_template::offset_): New data member.
1847 2010-03-15 Rafael Espindola <espindola@google.com>
1849 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1850 Add_symbols' constructor.
1851 * readsyms.h (Add_symbols): Remove the input_group member.
1853 2010-03-10 Ian Lance Taylor <iant@google.com>
1855 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1856 target to ask whether a reference to a symbol requires a stack
1858 * target.h (Target::is_call_to_non_split): New function.
1859 (Target::do_is_call_to_non_split): Declare virtual function.
1860 * target.cc: Include "symtab.h".
1861 (Target::do_is_call_to_non_split): New function.
1862 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1864 2010-03-10 Cary Coutant <ccoutant@google.com>
1866 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1867 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1868 (File_read::open[2]): Add whole_file_view_ to list of views.
1869 (File_read::make_view): Remove test of whole_file_view_.
1870 (File_read::find_or_make_view): Create whole_file_view_ if
1872 (File_read::clear_views): Replace bool parameter with enum;
1873 adjust all callers. Don't delete views with permanent data;
1874 do delete cached views and views from archives if
1875 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1876 if clearing the corresponding view.
1877 * fileread.h (File_read::Clear_views_mode): New enum.
1878 (File_read::View::is_permanent_view): New method.
1879 (File_read::clear_views): Replace bool parameter
1880 with enum; adjust all callers.
1881 * options.h (General_options): Change keep_files_mapped option;
1882 add map_whole_files.
1883 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1885 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1888 2010-03-10 David S. Miller <davem@davemloft.net>
1890 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1892 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1894 * icf.cc (get_section_contents): Add '@' marker after processing the
1897 2010-03-08 Doug Kwan <dougkwan@google.com>
1899 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1900 due to a conversion warning.
1901 (Arm_relobj::update_output_local_symbol_count): Check for local
1902 symbol with unset output index.
1904 2010-03-05 Ian Lance Taylor <iant@google.com>
1906 * options.h (class General_options): Add --spare-dynamic-tags.
1907 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1908 --spare-dynamic-tags.
1910 2010-03-05 Ian Lance Taylor <iant@google.com>
1912 * incremental.cc: Include "libiberty.h".
1914 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1916 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1917 function, is_info_ member.
1918 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1919 (Versions::Versions): Update caller.
1920 (Versions::define_base_version): Likewise.
1921 (Versions::add_def): Likewise.
1923 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1925 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1926 (Scan::possible_function_pointer_reloc): New function.
1927 (Scan::local_reloc_may_be_function_pointer): Change to call
1928 possible_function_pointer_reloc.
1929 (Scan::global_reloc_may_be_function_pointer): Ditto.
1930 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1931 relocations in ".data.rel.ro._ZTV" section.
1932 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1933 * testsuite/icf_safe_so_test.cc: Ditto.
1934 * testsuite/icf_safe_test.cc: Ditto.
1935 * testsuite/icf_safe_test.sh: Ditto.
1937 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1938 Ian Lance Taylor <iant@google.com>
1940 * target-reloc.h (relocate_section): Check the symbol table index
1941 for -1U before setting the local symbol index.
1942 (scan_relocatable_relocs): If copying the relocation, record that
1943 the local symbol is required.
1944 * object.h (Symbol_value::is_output_symtab_index_set): New
1946 (Symbol_value::may_be_discarded_from_output_symtab): New
1948 (Symbol_value::has_output_symtab_entry): New function.
1949 (Symbol_value::needs_output_symtab_entry): Remove.
1950 (Symbol_value::output_symtab_index): Make sure the symbol index is
1952 (Symbol_value::set_output_symtab_index): Make sure the symbol
1953 index is not set. Make sure the new index is valid.
1954 (Symbol_value::set_must_have_output_symtab_entry): New function.
1955 (Symbol_value::has_output_dynsym_entry): New function.
1956 (Symbol_value::set_output_dynsym_index): Make sure the new index
1958 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1959 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1960 local symbol if permitted.
1961 (Sized_relobj::do_finalize_local_symbols): Call
1962 is_output_symtab_index_set rather than needs_output_symtab_entry.
1963 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1964 rather than needs_output_symtab_entry. Call
1965 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1966 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1967 is_output_symtab_index_set rather than needs_output_symtab_entry.
1968 * testsuite/discard_locals_relocatable_test.c: New file.
1969 * testsuite/discard_locals_test.sh: Test -r.
1970 * testsuite/Makefile.am (check_DATA): Add
1971 discard_locals_relocatable_test1.syms,
1972 discard_local_relocatable_test2.syms.
1973 (MOSTLYCLEANFILES): Likewise. Also add
1974 discard_locals_relocatable_test1.lout and
1975 discard_locals_relocatable_test2.out.
1976 (discard_locals_relocatable_test1.syms): New target.
1977 (discard_locals_relocatable_test.o): New target.
1978 (discard_locals_relocatable_test1.out): New target.
1979 (discard_locals_relocatable_test2.syms): New target.
1980 (discard_locals_relocatable_test2.out): New target.
1981 (various): Add missing ../ld-new dependencies.
1982 * testsuite/Makefile.in: Rebuild.
1984 2010-03-03 Nick Clifton <nickc@redhat.com>
1986 * po/fi.po: New Finnish translation.
1988 2010-03-01 Doug Kwan <dougkwan@google.com>
1990 * layout.cc (Layout::Layout): Force section types of .init_array*,
1991 .preinit_array* and .fini_array* sections.
1992 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1993 Fix check of return value of std::string::find.().
1994 (Output_section::Input_section_sort_compare::operator()): Remove
1995 comment about .init_array.
1996 (Output_section::Input_section_sort_init_fini_compare::operator()):
1998 (Output_section::sort_attached_input_sections): Handle .init_array
1999 and .fini_array specially.
2000 * output.h (Output_section::Inut_section_sort_compare): Update
2002 (Output_section::Input_section_sort_init_fini_compare): New struct.
2004 2010-02-26 Doug Kwan <dougkwan@google.com>
2006 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2007 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2008 * testsuite/debug_msg.sh: Avoid matching source line number for
2009 use of global variable undef_int.
2011 2010-02-26 Doug Kwan <dougkwan@google.com>
2013 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2014 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2015 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2016 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2017 * options.cc (General_options::General_options): Initialize member
2019 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2020 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2021 and rm_no_fix_v4bx.stdout
2022 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2023 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2024 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2025 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2026 and arm_no_fix_v4bx.
2027 * Makefile.in: Regenerate.
2028 * testsuite/arm_fix_v4bx.s: New file.
2029 * testsuite/arm_fix_v4bx.sh: Ditto.
2031 2010-02-24 Doug Kwan <dougkwan@google.com>
2033 * arm.cc (Target_arm::got_section): Make the .got section the first
2034 non RELRO section in the data segment.
2035 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2036 suffixes of section names.
2038 2010-02-24 Doug Kwan <dougkwan@google.com>
2040 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2041 flags and attributes merging if an input file is a binary file.
2042 * fileread.cc (Input_file::open): Record format of original file.
2043 * fileread.h (Input_file::Format): New enum type.
2044 (Input_file::Input_file): Initialize data member format_.
2045 (Input_file::format): New method definition.
2046 (Input_file::format_):: New data member.
2048 2010-02-24 Doug Kwan <dougkwan@google.com>
2050 * arm.cc (Arm_output_data_got): New class.
2051 (ARM_TCB_SIZE): New constant
2052 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2053 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2054 If user uses a script with a SECTIONS clause, issue only a warning
2055 for a misplaced EXIDX input section. Otherwise, issue an error.
2056 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2058 (Target_arm::got_mode_index_entry): Handle static linking.
2059 (Target_arm::Scan::local): Ditto.
2060 (Target_arm::Scan::global): Ditto.
2061 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2062 all incorrectly implemented relocations.
2063 (Target_arm::fix_exidx_coverage): Pass layout to
2064 Arm_output_section::fix_exidx_coverage.
2065 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2066 from ".ARM.exidx." and ".ARM.extab.".
2068 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2070 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2071 section if it does not already exist.
2072 * attributes.cc (Attributes_section_data::Attributes_section_data):
2073 Don't crash if size is zero.
2075 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2076 Ian Lance Taylor <iant@google.com>
2078 * gold.cc (queue_middle_tasks): If no input files were opened,
2080 * workqueue.h (Task_function::Task_function): Assert that there is
2083 2010-02-22 Doug Kwan <dougkwan@google.com>
2085 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2086 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2087 types to avoid warnings due to different uint64_t implementations
2090 2010-02-21 Doug Kwan <dougkwan@google.com>
2092 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2093 handling of the maximum backward branch offset.
2094 (Arm_relocate_functions::thumb_branch_common): Ditto.
2095 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2096 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2097 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2098 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2099 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2100 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2101 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2102 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2103 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2104 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2105 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2106 thumb2_bl_out_of_range.o): New rules.
2107 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2108 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2109 thumb2_bl_out_of_range
2110 * testsuite/Makefile.in: Regenerate.
2111 * testsuite/arm_bl_in_range.s: New file.
2112 * testsuite/arm_bl_out_of_range.s: Ditto.
2113 * testsuite/arm_branch_in_range.sh: Ditto.
2114 * testsuite/arm_branch_range.t: Ditto.
2115 * testsuite/thumb2_branch_range.t: Ditto.
2116 * testsuite/thumb_bl_in_range.s: Ditto.
2117 * testsuite/thumb_bl_out_of_range.s: Ditto.
2118 * testsuite/thumb_branch_range.t: Ditto.
2120 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2122 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2123 Add reloc offset information.
2124 * icf.cc (get_section_contents): Change iterators to point to the new
2125 vectors. Add reloc offset information to the contents.
2126 * icf.h (Icf::Sections_reachable_info): New typedef.
2127 (Icf::Sections_reachable_list): New typedef.
2128 (Icf::Offset_info): New typedef.
2129 (Icf::Reloc_info): New struct typedef.
2130 (Icf::Reloc_info_list): New typedef.
2131 (Icf::symbol_reloc_list): Delete method.
2132 (Icf::addend_reloc_list): Delete method.
2133 (Icf::section_reloc_list): Delete method.
2134 (Icf::reloc_info_list): New method.
2135 (Icf::reloc_info_list_): New member.
2137 2010-02-19 Doug Kwan <dougkwan@google.com>
2139 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2140 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2141 * arm.cc (Arm_relocation_functions): New forward declaration.
2142 (Target_arm::Target_arm): Initialize new data members
2143 got_mod_index_offset_ and tls_base_symbol_defined_.
2144 (Target_arm::Relocate::relocate_tls): New method.
2145 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2146 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2148 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2149 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2150 (Target_arm::got_mod_index_offset_,
2151 Target_arm::tls_base_symbol_defined_): New data members.
2152 (Target_arm::Scan::local, Target::Scan::global,
2153 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2156 2010-02-18 Doug Kwan <dougkwan@google.com>
2158 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2159 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2160 text section as a parameter becuase some broken tools may not set
2161 the link in section header.
2162 (Target_arm::has_got_section): New method.
2163 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2164 without any mapping symbol as data only. Remove warning.
2165 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2166 link in its section header, try to discover the link by inspecting the
2167 REL31 relocation at the beginning of the section.
2168 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2170 (Target_arm::Scan::global): Treat any reference to the symbol
2171 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2173 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2175 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2176 (Scan::global_reloc_may_be_function_pointer): New function.
2177 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2178 (Scan::global_reloc_may_be_function_pointer): New function.
2179 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2180 (Scan::global_reloc_may_be_function_pointer): New function.
2181 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2182 (Scan::global_reloc_may_be_function_pointer): New function.
2183 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2184 (Scan::global_reloc_may_be_function_pointer): New function.
2185 (Scan::possible_function_pointer_reloc): New function.
2186 (Target_x86_64::can_check_for_function_pointers): New function.
2187 * gc.h (gc_process_relocs): Scan relocation types to determine if
2188 function pointers were taken for targets that support it.
2189 * icf.cc (Icf::find_identical_sections): Include functions for
2190 folding in safe ICF whose pointer is not taken.
2191 * icf.h (Secn_fptr_taken_set): New typedef.
2192 (fptr_section_id_): New member.
2193 (section_has_function_pointers): New function.
2194 (set_section_has_function_pointers): New function.
2195 (check_section_for_function_pointers): New function.
2196 * options.h: Fix comment for safe ICF option.
2197 * target.h (can_check_for_function_pointers): New function.
2198 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2199 Modify icf_safe_test for X86-64.
2200 * testsuite/Makefile.in: Regenerate.
2201 * testsuite/icf_safe_so_test.cc: New file.
2202 * testsuite/icf_safe_so_test.sh: New file.
2203 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2204 (main): Change to take pointer to function kept_func_3.
2205 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2206 folding is done correctly for X86-64.
2208 2010-02-12 David S. Miller <davem@davemloft.net>
2210 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2211 is_symbolless parameter.
2212 (Output_reloc<SHT_REL>::is_symbolless): New.
2213 (Output_reloc<SHT_REL>::is_symbolless_): New.
2214 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2215 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2216 (Output_reloc<SHT_RELA>::is_symbolless): New.
2217 (Output_data_reloc::add_global): Handle is_symbolless.
2218 (Output_data_reloc::add_global_relative): Likewise.
2219 (Output_data_reloc::add_local): Likewise.
2220 (Output_data_reloc::add_local_relative): Likewise.
2221 (Output_data_reloc::add_symbolless_global_addend): New.
2222 (Output_data_reloc::add_symbolless_local_addend): New.
2223 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2225 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2226 instead of ->is_relative_
2227 (Output_reloc::write): Likewise.
2228 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2229 (Output_reloc::write_rel): Simplify.
2231 * sparc.cc (Target_sparc::Scan::local): Use
2232 ->add_symbolless_local_addend as needed.
2233 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2234 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2235 based upon relocation offset.
2237 2010-02-11 Doug Kwan <dougkwan@google.com>
2239 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2240 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2241 beginning of function.
2242 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2243 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2244 parameter is_32bit in calls to should_apply_static_reloc.
2245 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2246 (check_DATA): Add arm_abs_global.stdout.
2247 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2248 arm_abs_global.stdout): New rules.
2249 (MOSTLLYCLEANFILES): Add arm_abs_global
2250 * Makefile.in: Regenerate.
2251 * testsuite/arm_abs_global.s: New file.
2252 * testsuite/arm_abs_global.sh: Ditto.
2253 * testsuite/arm_abs_lib.s: Ditto.
2255 2010-02-11 Ian Lance Taylor <iant@google.com>
2257 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2259 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2260 Allocate_commons_task first.
2261 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2262 task, rather than symtab_lock_.
2263 (Gc_process_relocs::~Gc_process_relocs): New function.
2264 (Gc_process_relocs::is_runnable): Check this_blocker_.
2265 (Gc_process_relocs::locks): Use next_blocker_ rather than
2267 (Scan_relocs::~Scan_relocs): New function.
2268 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2270 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2272 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2273 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2274 constructor accordingly.
2275 (class Gc_process_relocs): Likewise.
2276 (class Scan_relocs): Likewise.
2277 * common.h (class Allocate_commons_task): Remove symtab_lock_
2278 field, and corresponding constructor parameter.
2279 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2281 (Allocate_commons_task::locks): Likewise.
2283 2010-02-11 Ian Lance Taylor <iant@google.com>
2285 * gold-threads.h (class Once): Define.
2286 (class Initialize_lock): Rewrite as child of Once.
2287 * gold-threads.cc (class Once_initialize): Define.
2288 (once_pointer_control): New static variable.
2289 (once_pointer, once_arg): New static variables.
2290 (c_run_once): New static function.
2291 (Once::Once, Once::run_once, Once::internal_run): New functions.
2292 (class Initialize_lock_once): Remove.
2293 (initialize_lock_control): Remove.
2294 (initialize_lock_pointer): Remove.
2295 (initialize_lock_once): Remove.
2296 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2297 (Initialize_lock::initialize): Rewrite.
2298 (Initialize_lock::do_run_once): New function.
2299 * archive.cc (Archive::interpret_header): Only clear name if it is
2301 * fileread.cc: Include "gold-threads.h"
2302 (file_counts_lock): New static variable.
2303 (file_counts_initialize_lock): Likewise.
2304 (File_read::release): Only increment counts when using --stats.
2305 Use a lock around the increment.
2306 * parameters.cc (class Set_parameters_target_once): Define.
2307 (set_parameters_target_once): New static variable.
2308 (Parameters::Parameters): Move here from parameters.h.
2309 (Parameters::set_target): Rewrite.
2310 (Parameters::set_target_once): New function.
2311 (Parameters::clear_target): Move here and rewrite.
2312 * parameters.h (class Parameters): Update declarations. Add
2313 set_parameters_target_once_ field.
2314 (Parameters::Parameters): Move to parameters.cc.
2315 (Parameters::clear_target): Likewise.
2316 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2318 (Start_group::~Start_group): New function.
2319 (Start_group::is_runnable): New function.
2320 (Start_group::locks, Start_group::run): New functions.
2321 (Finish_group::run): Change saw_undefined to size_t.
2322 * readsyms.h (class Start_group): Define.
2323 (class Finish_group): Change saw_undefined_ field to size_t.
2324 (Finish_group::Finish_group): Remove saw_undefined and
2325 this_blocker parameters. Change all callers.
2326 (Finish_group::set_saw_undefined): New function.
2327 (Finish_group::set_blocker): New function.
2328 * symtab.h (class Symbol_table): Change saw_undefined to return
2329 size_t. Change saw_undefined_ field to size_t.
2330 * target-select.cc (Set_target_once::do_run_once): New function.
2331 (Target_selector::Target_selector): Initialize set_target_once_
2332 field. Don't initialize lock_ and initialize_lock_ fields.
2333 (Target_selector::instantiate_target): Rewrite.
2334 (Target_selector::set_target): New function.
2335 * target-select.h (class Set_target_once): Define.
2336 (class Target_selector): Update declarations. Make
2337 Set_target_once a friend. Remove lock_ and initialize_lock_
2338 fields. Add set_target_once_ field.
2340 2010-02-10 Ian Lance Taylor <iant@google.com>
2342 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2344 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2345 (queue_middle_tasks): Add all blockers before queueing any tasks.
2346 (queue_final_tasks): Likewise.
2347 * token.h (Task_token::add_blockers): New function.
2348 * object.h (Input_objects::number_of_relobjs): New function.
2350 2010-02-10 Ian Lance Taylor <iant@google.com>
2352 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2353 shared, not if not position independent.
2354 * x86_64.cc (Relocate::relocate_tls): Likewise.
2355 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2356 (tls_pie_pic_test): New target.
2357 * testsuite/Makefile.in: Rebuild.
2359 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2360 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2361 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2362 * testsuite/Makefile.in: Rebuild.
2364 2010-02-09 David S. Miller <davem@davemloft.net>
2366 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2367 R_SPARC_RELATIVE using ->add_local_relative().
2368 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2370 * output.h (Output_data_dynamic::add_section_size): New method
2371 that takes two Output_data objects.
2372 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2373 entry param. Handle it in initializers.
2374 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2375 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2376 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2378 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2379 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2380 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2381 for dynrel_includes_plt.
2382 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2383 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2384 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2386 (Target_sparc::do_finalize_sections): Update to pass true for
2387 dynrel_includes_plt.
2388 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2389 output before .rela.plt
2390 (Target_powerpc::do_finalize_sections): Update to pass true for
2391 dynrel_includes_plt when 32-bit.
2393 2010-02-08 Doug Kwan <dougkwan@google.com>
2395 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2397 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2398 Arm_relobj::scan_section_for_cortex_a8_stubs,
2399 Arm_relobj::do_relocation_section): Instead of calling
2400 Output_section::output_address, use faster
2401 Arm_relobj::simple_input_section_output_address.
2403 2010-02-08 David S. Miller <davem@davemloft.net>
2405 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2406 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2407 relocation helper function.
2409 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2410 just like R_SPARC_GOT{10,13,22}.
2411 (Target_sparc::Scan::local): Likewise.
2412 (Target_sparc::Relocate:relocate): Likewise.
2414 2010-02-06 Ian Lance Taylor <iant@google.com>
2416 * configure.ac: Rewrite targetobjs duplicate removal code to use
2417 only shell constructs.
2418 * configure: Rebuild.
2420 2010-02-05 Doug Kwan <dougkwan@google.com>
2423 * arm.cc (Arm_relobj::section_is_scannable): New method.
2424 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2425 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2427 2010-02-04 Doug Kwan <dougkwan@google.com>
2430 * arm-reloc-property.cc (cstdio): Include.
2431 * configure.ac (targetobjs): Remove duplicates.
2432 * configure: Regenerate.
2433 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2434 big and little endian version for a given address size.
2436 2010-02-03 Doug Kwan <dougkwan@google.com>
2438 * arm-reloc-property.cc
2439 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2441 * arm-reloc-property.h
2442 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2443 New method definition.
2444 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2446 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2448 (GOT_PREL): Change implemented to Y.
2449 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2450 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2451 (Arm_relocate_functions::movw_abs_nc): Remove method.
2452 (Arm_relocate_functions::movt_abs): Ditto.
2453 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2454 (Arm_relocate_functions::thm_movt_abs): Ditto.
2455 (Arm_relocate_functions::movw_rel_nc): Ditto.
2456 (Arm_relocate_functions::movw_rel): Ditto.
2457 (Arm_relocate_functions::movt_rel): Ditto.
2458 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2459 (Arm_relocate_functions:thm_movw_rel): Ditto.
2460 (Arm_relocate_functions:thm_movt_rel): Ditto.
2461 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2462 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2463 New method definitions.
2464 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2465 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2466 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2467 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2468 (Target_arm::Relocate::relocate): Check for non-static or
2469 unimplemented relocation code and exit early. Change calls to
2470 Target_arm::reloc_uses_thumb_bit and
2471 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2472 instead. Refactor code to handle similar relocations to increase
2473 code sharing. Remove check for unsupported relocation code in switch
2475 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2476 relocation property table to find out size. Change error message to
2477 print out the name of a relocation code instead of the numeric value.
2478 (Target_arm::scan_reloc_for_stub): Use relocation property table
2479 instead of calling Target_arm::reloc_uses_thumb_bit().
2481 2010-02-02 Doug Kwan <dougkwan@google.com>
2483 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2484 types of relaxed input section.
2486 2010-02-02 Doug Kwan <dougkwan@google.com>
2488 * Makefile.am (HFILES): Add arm-reloc-property.h.
2490 (TARGETSOURCES): Add arm-reloc-property.cc
2491 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2492 (libgold_a_SOURCES): $(DEFFILES)
2493 * Makefile.in: Regenerate.
2494 * arm-reloc-property.cc: New file.
2495 * arm-reloc-property.h: New file.
2496 * arm-reloc.def: New file.
2497 * arm.cc: Update comments.
2498 (arm-reloc-property.h): New included header.
2499 (arm_reloc_property_table): New global variable.
2500 (Target_arm::do_select_as_default_target): New method definition.
2501 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2502 arm-reloc-property to targ_extra_obj.
2503 * parameters.cc (set_parameters_target): Call
2504 Target::select_as_default_target().
2505 * target.h (Target::select_as_default_target): New method definition.
2506 (Target::do_select_as_default_target): Same.
2508 2010-02-01 Doug Kwan <dougkwan@google.com>
2510 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2511 first_output_text_section_.
2512 (Arm_exidx_fixup::first_output_text_section): New method definition.
2513 (Arm_exidx_fixup::first_output_text_section_): New data member.
2514 (Arm_exidx_fixup::process_exidx_section): Record the first text
2515 output section seen.
2516 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2517 and entsize in output section header.
2519 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2521 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2522 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2523 (Arm_relocate_functions::thm_alu11): New Method.
2524 (Arm_relocate_functions::thm_pc8): New Method.
2525 (Arm_relocate_functions::thm_pc12): New Method.
2526 (Target_arm::Scan::local): Handle the relocations.
2527 (Target_arm::Scan::global): Likewise.
2528 (Target_arm::Relocate::relocate): Likewise.
2529 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2531 2010-01-29 Doug Kwan <dougkwan@google.com>
2533 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2534 of relocation types as ld.
2536 2010-01-29 Doug Kwan <dougkwan@google.com>
2538 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2540 (Arm_relocate_functions::thumb_branch_common): Ditto.
2541 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2542 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2543 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2544 Arm_relocate_functions::jump24): Remove.
2545 (Target_arm::Relocate::relocate): Adjust code to call
2546 Arm_relocation_functions::arm_branch_common and
2547 Arm_relocation_functions::thumb_branch_common instead of their removed
2548 wrappers. Merge switch-cases together to reduce source code size.
2550 2010-01-29 Doug Kwan <dougkwan@google.com>
2552 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2553 output_local_symbol_count_needs_update_.
2554 (Arm_relobj::output_local_symbol_count_needs_update,
2555 Arm_relobj::set_output_local_symbol_count_needs_update,
2556 Arm_relobj::update_output_local_symbol_count): New methods.
2557 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2559 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2560 of pointed function as in a R_ARM_PREL31 relocation.
2561 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2562 for output local symbol count updating.
2563 (Target_arm::do_relax): Update output local symbol counts in objects
2565 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2567 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2569 * arm.cc: Added support for the ARM relocations:
2570 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2571 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2572 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2574 (Arm_relocate_functions::movw_rel): New method.
2575 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2576 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2578 (Arm_relocate_functions::thm_movw_rel): New method.
2579 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2581 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2583 (Target_arm::Scan::global): Likewise.
2584 (Target_arm::Relocate::relocate): Likewise.
2585 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2588 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2590 * arm.cc: Added support for ARM group relocations.
2591 (Target_arm::reloc_needs_sym_origin): New method.
2592 (Arm_relocate_functions::calc_grp_kn): New method.
2593 (Arm_relocate_functions::calc_grp_residual): New method.
2594 (Arm_relocate_functions::calc_grp_gn): New method.
2595 (Arm_relocate_functions::arm_grp_alu): New Method.
2596 (Arm_relocate_functions::arm_grp_ldr): New Method.
2597 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2598 (Arm_relocate_functions::arm_grp_ldc): New Method.
2599 (Target_arm::Scan::local): Handle the ARM group relocations.
2600 (Target_arm::Scan::global): Likewise.
2601 (Target_arm::Relocate::relocate): Likewise.
2602 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2605 2010-01-26 Doug Kwan <dougkwan@google.com>
2607 * arm.cc (set): Include.
2608 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2610 (Arm_output_section::Text_section_list): New type.
2611 (Arm_output_section::append_text_sections_to_list): New method.
2612 (Arm_output_section::fix_exidx_coverage): Ditto.
2613 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2614 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2615 Relobj::set_section_offset() instead of
2616 Sized_relobj::invalidate_section_offset().
2617 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2618 parameter for section headers. Ignore relocation sections for
2619 unallocated sections and EXIDX sections.
2620 (Target_arm::fix_exidx_coverage): New method.
2621 (Target_arm::output_section_address_less_than): New type.
2622 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2623 linked text section instead of the EXIDX section.
2624 (Arm_output_section::create_stub_group): Add an assertion to check
2625 that this is not an EXIDX output section.
2626 (Arm_output_section::append_text_sections_to_list): New method.
2627 (Arm_output_section::fix_exidx_coverage): Ditto.
2628 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2629 Arm_relobj::section_needs_reloc_stub_scanning.
2630 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2632 (Target_arm::fix_exidx_coverage): New method.
2633 * object.h (Relobj::set_output_section): New method.
2634 (Sized_relobj::invalidate_section_offset): Remove method.
2635 (Sized_relobj::do_invalidate_section_offset): Remove method.
2636 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2638 2010-01-25 Doug Kwan <dougkwan@google.com>
2640 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2641 Fix warning due to signed and unsigned comparison on a 32-bit host.
2643 2010-01-22 Doug Kwan <dougkwan@google.com>
2645 * arm.cc (Target_arm::do_relax): Record an output section for section
2646 offset adjustment it contains any stub table that has changed.
2647 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2648 offsets in an output section if necessary.
2649 * output.cc (Output_section::Output_section): Initialize
2650 section_offsets_need_adjustments_.
2651 (Output_section::add_input_section_for_script): Renamed to
2652 Output_section::add_simple_input_section.
2653 (Output_section::save_states): Add a comment.
2654 (Output_section::discard_states): New method defintion.
2655 (Output_section::adjust_section_offsets): Same.
2656 * output.h (Output_section::add_input_section_for_script): Renamed to
2657 Output_section::add_simple_input_section.
2658 (Output_section::discard_states): New method declaration.
2659 (Output_section::adjust_section_offsets): Same.
2660 (Output_section::section_offsets_need_adjustment,
2661 Output_section::set_section_offsets_need_adjustment): New method
2663 (Output_section::section_offsets_need_adjustment_): New data member.
2664 * script-sections.cc
2665 (Output_section_element_input::set_section_address): Adjust code for
2666 renaming of Output_section::add_input_section_for_script.
2667 (Orphan_output_section::set_section_address): Same.
2669 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2671 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2672 Fix_v4bx enum values .
2673 * gold/options.h (General_options): New option definitions.
2674 (General_options::fix_v4bx): New method.
2675 (General_options::Fix_v4bx): New enum.
2676 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2677 (General_options::parse_fix_v4bx_interworking): New method.
2679 2010-01-22 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Arm_exidx_fixup): New class.
2683 2010-01-21 Doug Kwan <dougkwan@google.com>
2685 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2687 (Arm_exidx_section_offset_map): New type.
2689 2010-01-21 Doug Kwan <dougkwan@google.com>
2691 * arm.cc (Arm_exidx_input_section): New class.
2692 (Arm_relobj::exidx_input_section_by_link,
2693 Arm_relobj::exidx_input_section_by_shndx,
2694 Arm_relobj::make_exidx_input_section): New methods.
2695 (read_arm_attributes_section): Remove.
2696 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2697 information about them.
2698 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2701 2010-01-20 Doug Kwan <dougkwan@google.com>
2703 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2704 Input_section_specifier to Section_id.
2705 (Target_arm::new_arm_input_section: Adjust code for change of key
2707 (Target_arm::find_arm_input_section): Ditto.
2708 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2709 (Section_id): Remove.
2710 (Garbage_collection::Section_id_hash): Remove.
2711 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2712 (Section_id): Remove.
2713 (Icf::Section_id_hash): Remove.
2714 * object.h (Section_id, Const_section_id, Section_id_hash,
2715 Const_section_id_hash): New type definitions.
2716 * output.cc (Output_section::add_relaxed_input_section): Change to
2717 use Const_section_id instead of Input_section_specifier as key type.
2718 (Output_section::add_merge_input_section): Ditto.
2719 (Output_section::build_relaxation_map): Change to use Section_id
2720 instead of Input_section_specifier as key type.
2721 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2723 (Output_section::convert_input_sections_to_relaxed_sections): Change
2724 to use Const_section_id instead of Input_section_specifier as key type.
2725 (Output_section::find_merge_section): Ditto.
2726 (Output_section::find_relaxed_input_section): Ditto.
2727 * output.h (Input_section_specifier): Remove class.
2728 (Output_section::Output_section_data_by_input_section_map): Change
2729 key type to Const_section_id.
2730 (Output_section::Output_relaxed_input_section_by_input_section_map):
2732 (Output_section::Relaxation_map): Change key type to Section_id.
2734 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2736 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2737 (class Arm_v4bx_stub): New class.
2738 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2739 (Stub_factory::make_arm_v4bx_stub): New method.
2740 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2741 (Stub_table::empty): Handle v4bx stubs.
2742 (Stub_table::add_arm_v4bx_stub): New method.
2743 (Stub_table::find_arm_v4bx_stub): New method.
2744 (Arm_relocate_functions::v4bx): New method.
2745 (Target_arm::fix_v4bx): New method.
2746 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2747 (Stub_table::relocate_stubs): Likewise.
2748 (Stub_table::do_write): Likewise.
2749 (Stub_table::update_data_size_and_addralign): Likewise.
2750 (Stub_table::finalize_stubs): Likewise.
2751 (Target_arm::Scan::local): Likewise.
2752 (Target_arm::Scan::global): Likewise.
2753 (Target_arm::do_finalize_sections): Likewise.
2754 (Target_arm::Relocate::relocate): Likewise.
2755 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2757 (Target_arm::scan_reloc_for_stub): Likewise.
2758 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2760 2010-01-19 Ian Lance Taylor <iant@google.com>
2762 * output.cc (Output_section_headers::do_sized_write): Write large
2763 segment count to sh_info field.
2764 (Output_file_header::do_sized_write): For large segment count,
2765 write PN_XNUM to e_phnum field.
2767 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2769 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2770 (Arm_relocate_functions::thm_jump8): New function.
2771 (Arm_relocate_functions::thm_jump11): New function.
2772 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2774 (Target_arm::Scan::global): Likewise.
2775 (Target_arm::Relocate::relocate): Likewise.
2776 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2779 2010-01-14 Doug Kwan <dougkwan@google.com>
2781 * arm.cc (map, utility): Include headers.
2782 (Target_arm::apply_cortex_a8_workaround): New method.
2783 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2784 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2785 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2786 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2787 the --[no-]fix-cortex-a8 command line options.
2788 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2789 (Target_arm::relocate_stub): Use addend in instruction template.
2790 * options.h (DEFINE_bool): Set the user-set flag.
2791 (General_options): Add --[no-]-fix-cortex options.
2792 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2793 : Update fast look-up map after conversion.
2795 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2797 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2798 in the first pass of do_layout.
2800 2010-01-13 Doug Kwan <dougkwan@google.com>
2802 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2803 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2804 apparent compiler problem of not folding static constant integral
2805 data members of elfcpp::Elf_sizes<32>.
2807 2010-01-13 Doug Kwan <dougkwan@google.com>
2809 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2810 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2811 Arm_relobj::scan_section_for_cortex_a8_erratum,
2812 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2813 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2814 sections to scan for relocation stubs into a new method
2815 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2816 relocation and Cortex-A8 stub scanning.
2817 (Target_arm::do_relax): Force stubs to be after stubbed sections
2818 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2819 the beginning of a new relaxation pass. Update a comment.
2820 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2822 2010-01-12 Ian Lance Taylor <iant@google.com>
2824 * target-reloc.h (visibility_error): New inline function.
2825 (relocate_section): Call visibility_error.
2826 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2827 (MOSTLYCLEANFILES): Likewise.
2828 (protected_4_pic.o, protected_3.err): New targets.
2829 * testsuite/protected_4.cc: New file.
2831 2010-01-12 Doug Kwan <dougkwan@google.com>
2833 * arm.cc (Cortex_a8_reloc): New class.
2834 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2835 and cortex_a8_relocs_info_.
2836 (Target_arm::fix_cortex_a8): New method definition.
2837 (Target_arm::Cortex_a8_relocs_info): New type.
2838 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2839 New data member declarations.
2840 (Target_arm::scan_reloc_for_stub): Record information about
2841 relocations for THUMB branches that might be exempted from the
2842 Cortex-A8 workaround.
2843 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2844 at the beginning of a relaxation pass.
2846 2010-01-12 Doug Kwan <dougkwan@google.com>
2848 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2849 (Arm_relobj::Mapping_symbol_position,
2850 Arm_reloj::Mapping_symbol_position_less,
2851 Arm_relobj::Mapping_symbols_info): New types.
2852 (Target_arm::is_mapping_symbol_name): New method definition.
2853 (Arm_relobj::do_count_local_symbols): Save information about mapping
2856 2010-01-11 Doug Kwan <dougkwan@google.com>
2858 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2859 Arm_relocate_functions::thumb32_branch_upper,
2860 Arm_relocate_functions::thumb32_branch_lower,
2861 Arm_relocate_functions::thumb32_cond_branch_offset,
2862 Arm_relocate_functions::thumb32_cond_branch_upper,
2863 Arm_relocate_functions::thumb32_cond_branch_lower,
2864 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2865 branch offset encoding.
2866 (Arm_relocate_functions::thumb_branch_common): Use new branch
2867 offset encoding methods to avoid code duplication.
2868 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2869 (Stub_addend_reader::operator()): Use new branch encoding method
2870 to avoid code duplication.
2872 2010-01-11 Doug Kwan <dougkwan@google.com>
2874 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2875 (Target_arm::do_finalize_sections): Define special EXIDX section
2876 symbols only if referenced.
2877 * gc.h (Garbage_collection::add_reference): New method.
2878 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2881 2010-01-11 Ian Lance Taylor <iant@google.com>
2883 * script.cc (Version_script_info::build_expression_list_lookup):
2884 Change complaing about duplicate wildcard match from error to
2887 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2889 (Version_script_info::Version_script_info): Initialize globs_,
2890 default_version_, default_is_global_, and exact_. Don't
2891 initialize globals_ or locals_.
2892 (Version_script_info::build_lookup_tables): Build local symbols
2894 (Version_script_info::unquote): New function.
2895 (Version_script_info::add_exact_match): New function.
2896 (Version_script_info::build_expression_list_lookup): Remove lookup
2897 parameter. Add is_global parameter. Change all callers. Handle
2898 wildcard pattern specially. Unquote pattern. Call
2900 (Version_script_info::get_name_to_match): New function.
2901 (Version_script_info::get_symbol_version): New function.
2902 (Version_script_info::get_symbol_version_helper): Remove.
2903 (Version_script_info::check_unmatched_names): Call unquote.
2904 * script.h (class Version_script_info): Change get_symbol_version
2905 to be non-inline and add is_global parameter; change all callers.
2906 Rewrite symbol_is_local. Update declarations. Define struct
2907 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2908 Remove globals_ and locals_ members. Add exact_, globs_,
2909 default_version_, is_global_.
2910 (Version_script_info::Glob): Remove pattern, add expression and
2911 is_global. Update constructor. Change all callers.
2912 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2914 (Versions::symbol_section_contents): If a symbol is undefined, or
2915 defined in a dynamic object, set the version index to
2917 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2919 (Symbol_table::add_from_pluginobj): Likewise.
2920 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2922 2010-01-11 Doug Kwan <dougkwan@google.com>
2924 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2925 (incremental_dump_LDADD): Add linking option for libintl.
2926 * Makefile.in: Regenerate.
2928 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2931 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2933 * testsuite/Makefile.in: Regenerated.
2935 2010-01-10 Doug Kwan <dougkwan@google.com>
2937 * options.h (DEFINE_var): Use parentheses around argument varname__
2938 in macro body to avoid any unintended subsequent substitutions.
2940 2010-01-10 Ian Lance Taylor <iant@google.com>
2942 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2943 candidates before doing symbol resolution.
2945 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2946 ODR candidates if only one is weak.
2948 2010-01-08 Ian Lance Taylor <iant@google.com>
2950 * script.cc (Version_script_info::build_expression_list_lookup):
2951 Don't warn about ambiguous version, just record the ambiguity.
2952 (Version_script_info::get_symbol_version_helper): Give error if
2953 version is ambiguous.
2955 2010-01-08 Doug Kwan <dougkwan@google.com>
2957 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2958 prev_data_size_ and prev_addralign_. Remove initializer for
2959 deleted data member has_been_changed_.
2960 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2961 to determine if the table is empty.
2962 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2964 (Stub_table::add_reloc_stub): Define method in class definition
2965 instead of just declaring it there.
2966 (Stub_table::add_cortex_a8_stub): New method definition.
2967 (Stub_table::update_data_size_and_addralign): Ditto.
2968 (Stub_table::finalize_stubs): Ditto.
2969 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2970 (Stub_table::do_addralign_): Return address alignment in the
2971 (Stub_table::do_reset_address_and_file_offset): Define method in
2972 class definition instead of declaring it there. Set current data
2973 size to be the data size of the previous pass.
2974 (Stub_table::set_final_data_size): Use current data size as the
2976 (Stub_table::relocate_stub): Change parameter type of stub from
2977 Reloc_stub pointer to Stub pointer.
2978 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2979 (Stub_table::Cortex_a8_stub_list): New typedef.
2980 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2981 Stub_table::prev_addralign_): New data member.
2982 (Arm_relobj::Arm_relobj): Initialize data member
2983 section_has_cortex_a8_workaround_.
2984 (Arm_relobj::section_has_cortex_a8_workaround,
2985 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2987 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2989 (Target_arm::relocate_stub): Change parameter type of stub from
2990 Reloc_stub pointer to Stub pointer.
2991 (Insn_template::size, Insn_template::alignment): Handle
2992 THUMB16_SPECIAL_TYPE.
2993 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2994 Stub_table::update_data_size_and_addralign,
2995 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2997 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2998 (Stub_table::do_write): Ditto.
2999 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3001 2010-01-08 Ian Lance Taylor <iant@google.com>
3004 * symtab.h (class Symbol): Remove fields is_target_special_ and
3005 has_plt_offset_. Add field is_defined_in_discarded_section_.
3006 (Symbol::is_defined_in_discarded_section): New function.
3007 (Symbol::set_is_defined_in_discarded_section): New function.
3008 (Symbol::has_plt_offset): Rewrite.
3009 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3010 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3011 Don't initialize is_target_special_ or has_plt_offset_.
3012 Initialize is_defined_in_discarded_section_.
3013 (Symbol_table::add_from_relobj): If appropriate, set
3014 is_defined_in_discarded_section.
3015 * resolve.cc (Symbol::override_base_with_special): Don't test
3016 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3017 * target-reloc.h (relocate_section): Do special handling for
3018 symbols defined in discarded sections for global symbols as well
3021 2010-01-08 Ian Lance Taylor <iant@google.com>
3023 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3024 the SHT_SYMTAB case.
3026 2010-01-08 Ian Lance Taylor <iant@google.com>
3028 * object.cc (Sized_relobj::do_layout): Don't get confused if
3029 layout_eh_frame returns NULL.
3031 2010-01-08 Ian Lance Taylor <iant@google.com>
3034 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3035 dynamic symbol table, use the normal symbol table.
3036 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3039 2010-01-08 Ian Lance Taylor <iant@google.com>
3042 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3045 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3047 * version.cc (print_version): Change to "Copyright 2010".
3049 2010-01-08 Ian Lance Taylor <iant@google.com>
3053 * i386.cc (class Target_i386): Change return type of plt_section
3055 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3056 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3057 tls_desc_rel_ field.
3058 (Output_data_plt_i386::rel_tls_desc): New function.
3059 (Target_i386::rel_tls_desc_section): New function.
3060 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3061 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3062 R_386_TLS_DESC reloc in rel_tls_desc_section.
3063 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3064 Define struct Tlsdesc_info.
3065 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3066 (Target_x86_64::do_reloc_symbol_index): New function.
3067 (Target_x86_64::add_tlsdesc_info): New function.
3068 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3069 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3071 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3073 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3074 (Target_x86_64::rela_tlsdesc_section): New function.
3075 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3077 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3078 (Target_x86_64::do_reloc_addend): New function.
3079 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3080 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3081 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3082 (Output_reloc::type): New function.
3083 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3084 (Output_reloc::is_target_specific): New function.
3085 (Output_reloc::target_arg): New function.
3086 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3087 absolute relocs and target specific relocs.
3088 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3089 add_target_specific.
3090 (class Output_data_reloc) [SHT_RELA]: Likewise.
3091 * output.cc (Output_reloc::Output_reloc): Add four new versions
3092 for absolute relocs and target specific relocs.
3093 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3094 (Output_reloc::get_symbol_index): Likewise.
3095 (Output_reloc::local_section_offset): Check that local_sym_index_
3096 is not TARGET_CODE or 0.
3097 (Output_reloc::symbol_value): Likewise.
3098 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3100 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3101 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3103 * layout.cc (add_target_dynamic_tags): Use output section for
3104 DT_PLTRELSZ and DT_JMPREL.
3106 2010-01-07 Ian Lance Taylor <iant@google.com>
3109 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3111 (class Output_data_reloc_generic): Define.
3112 (class Output_data_reloc_base): Change base class to
3113 Output_data_reloc_generic. Change add() method to call
3114 bump_relative_reloc_count for a relative reloc. Remove
3116 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3118 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3119 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3121 * layout.h (class Layout): Update declaration.
3123 2010-01-07 Ian Lance Taylor <iant@google.com>
3125 * output.h (class Output_data): Add const version of
3126 output_section and do_output_section.
3127 (class Output_section_data): Add const version of
3129 (class Output_section): Likewise.
3130 * layout.cc (Layout::add_target_dynamic_tags): New function.
3131 * layout.h (class Layout): Update declarations.
3132 * arm.cc (Target_arm::do_finalize_sections): Use
3133 add_target_dynamic_tags.
3134 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3135 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3136 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3137 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3139 2010-01-07 Ian Lance Taylor <iant@google.com>
3142 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3145 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3146 Ian Lance Taylor <iant@google.com>
3149 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3150 Xindex::read_symtab_xindex.
3152 2010-01-07 Doug Kwan <dougkwan@google.com>
3154 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3155 (Insn_template::thumb16_bcond_insn): New method declaration.
3156 (Insn_template): Fix spelling.
3157 (Stub::thumb16_special): New method declaration.
3158 (Stub::do_write): Define virtual method which was previously pure
3160 (Stub::do_thumb16_special): New method declaration.
3161 (Stub::do_fixed_endian_write): New template member.
3162 (Reloc_stub::do_write): Remove.
3163 (Reloc_stub::do_fixed_endian_write): Remove.
3164 (Cortex_a8_stub): New class definition.
3165 (Stub_factory::make_cortex_a8_stub): New method definition.
3166 (Stub_factory::Stub_factory): Add missing static storage class
3167 qualifier for elf32_arm_stub_a8_veneer_blx.
3169 2010-01-07 Ian Lance Taylor <iant@google.com>
3172 * options.h (class General_options): Add --warn-unresolved-symbols
3173 and --error-unresolved-symbols.
3174 * errors.cc (Errors::undefined_symbol): Implement
3175 --warn-unresolved-symbols.
3177 * options.h (class General_options): Add -z text and -z textoff.
3178 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3180 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3182 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3183 (Garbage_collection::cident_sections): New function.
3184 (Garbage_collection::add_cident_section): New function.
3185 (Garbage_collection::cident_sections_): New member.
3186 (gc_process_relocs): Add references to sections whose names are C
3188 * gold.h (cident_section_start_prefix): New constant.
3189 (cident_section_stop_prefix): New constant.
3190 (is_cident): New function.
3191 * layout.cc (Layout::define_section_symbols): Replace string constants
3192 with the newly defined constants.
3193 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3195 * testsuite/Makefile.am: Add gc_orphan_section_test.
3196 * testsuite/Makefile.in: Regenerate.
3197 * testsuite/gc_orphan_section_test.cc: New file.
3198 * testsuite/gc_orphan_section_test.sh: New file.
3200 2010-01-06 Ian Lance Taylor <iant@google.com>
3203 * options.h (class General_options): Add --warn-shared-textrel.
3204 * layout.cc (Layout::finish_dynamic_section): Implement
3205 --warn-shared-textrel.
3208 * options.h (class General_options): Add --warn-multiple-gp.
3210 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3212 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3213 $(THREADSLIB) and $(LIBDL).
3214 * Makefile.in: Rebuild.
3216 2010-01-06 Ian Lance Taylor <iant@google.com>
3219 * options.cc (General_options::parse_section_start): New function.
3220 (General_options::section_start): New function.
3221 (General_options::General_options): Initialize all members.
3222 * options.h: Include <map>
3223 (class General_options): Add --section-start. Add section_starts_
3225 * layout.cc (Layout::attach_allocated_section_to_segment): If
3226 --section-start was used, set the address of the segment. Remove
3227 local sort_sections.
3228 (Layout::relaxation_loop_body): If the address of the load segment
3229 has been set by --section-start, don't use it.
3230 * output.h (Output_segment::update_flags_for_output_section): New
3232 * output.cc (Output_segment::add_output_section): Call
3233 update_flags_for_output_section.
3235 2010-01-05 Ian Lance Taylor <iant@google.com>
3238 * options.h (class General_options): Add --undefined-version.
3239 * script.cc (struct Version_expression): Add was_matched_by_symbol
3241 (Version_script_info::matched_symbol): New function.
3242 (Version_script_info::get_symbol_version_helper): Call
3244 (Version_script_info::check_unmatched_names): New function.
3245 * script.h (class Version_script_info): Update declarations.
3246 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3248 * options.h (class General_options): Use DEFINE_bool_alias for
3249 allow_multiple_definition.
3250 * resolve.cc (Symbol_table::should_override): Don't test
3251 allow_multiple_definition.
3254 * options.h (class General_options): Add --cref.
3255 * main.cc (main): Print cref table if --cref. Don't close mapfile
3256 until after printing cref table.
3257 * cref.cc: Include "symtab.h".
3258 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3259 (Cref_table_compare::operator()): New function.
3260 (Cref_inputs::gather_cref): New function.
3261 (filecol): New static const.
3262 (Cref_inputs::print_cref): New function.
3263 (Cref::print_cref): New function.
3264 * cref.h: Include <cstdio>.
3265 (class Cref): Update declarations.
3266 * mapfile.h (Mapfile::file): New function.
3267 * object.h (class Object): Define Symbols. Declare virtual
3268 do_get_global_symbols.
3269 (Object::get_global_symbols): New function.
3270 * object.cc (Input_objects::add_object): Pass object to cref_ if
3272 (Input_objects::archive_start): Likewise.
3273 (Input_objects::archive_stop): Likewise.
3274 (Input_objects::print_cref): New function.
3275 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3276 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3278 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3280 * plugin.h (class Sized_pluginobj): Update declarations.
3282 2010-01-05 Ian Lance Taylor <iant@google.com>
3284 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3285 to is_default_version. Rename insdef to insdefault.
3286 (Symbol_table::add_from_relobj): Rename def to is_default_version
3287 and local to is_forced_local.
3288 (Symbol_table::add_from_pluginobj): Likewise.
3289 (Symbol_table::add_from_dynobj): Likewise.
3290 (Symbol_table::define_special_symbol): Rename insdef to
3293 2010-01-04 Ian Lance Taylor <iant@google.com>
3296 * options.h (class General_options): Add
3297 --allow-multiple-definition and -z muldefs.
3298 * resolve.cc (Symbol_table::should_override): Don't warn about a
3299 multiple symbol definition if --allow-multiple-definition or -z
3303 * options.h (class General_options): Add --add-needed and
3304 --copy-dt-needed-entries. Tweak --as-needed help entry.
3305 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3306 error if --copy-dt-needed-entries aka --add-needed is used and
3307 would cause a change in behaviour.
3310 * options.h (class General_options): Add -G as a short version of
3311 --shared. Add no-op options -assert, -g, and -i.
3313 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3315 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3316 check for .text or .gnu.linkonce.t sections.
3317 * icf.cc (Icf::find_identical_sections): Ditto.
3318 Change the detection for mangled function name within the section
3320 * icf.h (is_section_foldable_candidate): New function.
3322 2009-12-30 Ian Lance Taylor <iant@google.com>
3325 * options.h (class General_options): Permit two dashes with
3326 --retain-symbols-file.
3328 2009-12-30 Ian Lance Taylor <iant@google.com>
3331 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3332 don't put the file header and segment headers in the text
3336 * common.cc (Sort_commons::operator()): Stabilize sort when both
3338 (Symbol_table::do_allocate_commons_list): When allocating common
3339 symbols, skip a symbol which is no longer common.
3340 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3341 an object before checking its type.
3342 * testsuite/common_test_2.c: New file.
3343 * testsuite/common_test_3.c: New file.
3344 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3345 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3346 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3347 (common_test_2_pic.o, common_test_2.so): New targets.
3348 (common_test_3_pic.o, common_test_3.so): New targets.
3349 * testsuite/Makefile.in: Rebuild.
3352 * script.cc (read_input_script): If we see a new SECTIONS clause,
3353 and we have added an input section, give an error.
3354 * layout.h (class Layout): Add have_added_input_section function.
3355 Add have_added_input_section_ field.
3356 * layout.cc (Layout::Layout): Initialize
3357 have_added_input_section_.
3358 (Layout::layout): Set have_added_input_section_.
3359 (Layout::layout_eh_frame): Likewise.
3361 2009-12-30 Ian Lance Taylor <iant@google.com>
3364 * options.h (class General_options): Add --sort-common option.
3365 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3366 * common.cc (Sort_common): Add sort_order parameter to
3367 constructor. Add sort_order_ field.
3368 (Sort_commons::operator): Check sort_order_.
3369 (Symbol_table::allocate_commons): Determine the sort order.
3370 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3372 (Symbol_table::do_allocate_commons_list): Likewise.
3374 2009-12-30 Ian Lance Taylor <iant@google.com>
3377 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3378 symbols from this object, don't change the visibility of an
3380 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3382 2009-12-30 Ian Lance Taylor <iant@google.com>
3385 * script.h (class Version_script_info): Define Language enum.
3386 Update declarations. Define Glob, Exact, and Lookup types. Add
3387 new fields globals_, locals_, and is_finalized_.
3388 * script.cc: Various formatting fixes.
3389 (class Parser_closure): Change language_stack_ from a vector of
3390 std::string to one of Version_script_info::Language. Adjust all
3392 (class Lazy_demangler): Remove.
3393 (struct Version_expression): Change language from std::string to
3394 Version_script_info::Language.
3395 (Version_script_info::Version_script_info): New function.
3396 (Version_script_info::~Version_script_info): Don't call clear.
3397 (Version_script_info::finalize): New function.
3398 (Version_script_info::build_lookup_tables): New function.
3399 (Version_script_info::build_expression_list_lookup): New
3401 (Version_script_info::get_symbol_version_helper): Rewrite to use
3403 (Version_script_info::print_expression_list): Adjust to use
3404 Version_script_info::Language.
3405 (script_push_lex_into_version_mode): Check that the version script
3406 has not been finalized.
3407 (version_script_push_lang): Change language string to
3408 Version_script_info::Language.
3409 * options.cc (Command_line::version_script): New function.
3410 * options.h (class General_options): Add finalize_dynamic_list
3411 function. Change version_script from declaration to definition.
3412 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3413 * testsuite/version_script.map: Remove duplicate def of foo.
3414 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3416 * testsuite/Makefile.in: Rebuild.
3418 2009-12-30 Ian Lance Taylor <iant@google.com>
3421 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3422 if the input symbol index is 0, make the output symbol index 0.
3424 2009-12-30 Ian Lance Taylor <iant@google.com>
3427 * options.h (class General_options): Add -x/--discard-all.
3428 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3429 --discard-all. If the local symbol needs a dynamic entry, check
3430 that before handling --discard-locals.
3432 2009-12-30 Ian Lance Taylor <iant@google.com>
3435 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3437 (Output_segment::add_output_section): Don't change the flags if
3441 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3442 GNU hash table if they need a dynamic value. Otherwise, don't add
3443 them if they are defined in a dynamic object or are forced local.
3445 2009-12-29 Ian Lance Taylor <iant@google.com>
3448 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3449 .gnu.hash table for a 32-bit target.
3452 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3453 regular and a dynamic object only needs a dynamic symbol table
3454 entry if it is externally visible.
3457 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3458 constructor. Add global_offset_table_ field.
3459 (Target_i386::got_section): Set global_offset_table_.
3460 (Target_i386::do_finalize_sections): Set global_offset_table_
3462 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3463 in constructor. Add global_offset_table_ field.
3464 (Target_x86_64::got_section): Set global_offset_table_.
3465 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3468 * layout.cc (Layout::Layout): Initialize increase_relro_.
3469 (Layout::get_output_section): Add is_relro, is_last_relro, and
3470 is_first_non_relro parameters. Change all callers.
3471 (Layout::choose_output_section): Likewise.
3472 (Layout::add_output_section_data): Likewise.
3473 (Layout::make_output_section): Likewise.
3474 (Layout::set_segment_offsets): Clear increase_relro when using a
3476 * layout.h (class Layout): Add increase_relro method. Add
3477 increase_relro_ field. Update declarations.
3478 * output.cc (Output_section::Output_section): Initialize
3479 is_last_relro_ and is_first_non_relro_.
3480 (Output_segment::add_output_section): Group relro sections is
3481 do_sort is true. Handle is_last_relro and is_first_non_relro.
3482 (Output_segment::maximum_alignment): Remove relro handling.
3483 (Output_segment::set_section_addresses): Add increase_relro
3484 parameter. Change all callers. Add initial alignment to align
3485 relro sections on separate page. Remove old relro handling.
3486 (Output_segment::set_section_list_addresses): Remove in_relro
3487 parameter. Change all callers.
3488 (Output_segment::set_offset): Add increase parameter. Change all
3489 callers. Remove old relro handling.
3490 * output.h (class Output_section): Add new methods: is_last_relro,
3491 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3492 Add is_last_relro_ and is_first_non_relro_ fields.
3493 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3494 Create separate .got.plt section. Call increase_relro.
3495 * x86_64.cc (Target_x86_64::got_section): Likewise.
3496 * testsuite/relro_script_test.t: Add .got.plt.
3499 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3500 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3501 (Layout::finalize): Call set_dynamic_symbol_size.
3502 (Layout::set_dynamic_symbol_size): New function.
3503 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3504 set_dynamic_symbol_size.
3507 * output.h (class Output_section): Add is_entsize_zero_ field.
3508 * output.cc (Output_section::Output_section): Initialize
3510 (Output_section::set_entsize): If two different entsizes are
3511 requested, force it to zero.
3512 (Output_section::add_input_section): Set flags for .debug_str
3513 before updating section flags. Set entsize.
3514 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3515 and SHF_STRING if all input sections have those flags.
3517 2009-12-29 Rafael Espindola <espindola@google.com>
3519 * main.cc (main): Fix the sys time reporting.
3520 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3523 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3525 * options.cc (General_options::parse_version): Allow -v to exit
3526 without an error if there is nothing to link.
3528 2009-12-29 Ian Lance Taylor <iant@google.com>
3530 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3531 using a version of gcc before 4.1.
3532 * configure: Rebuild.
3534 2009-12-28 Chris Demetriou <cgd@google.com>
3536 * attributes.cc (Output_attributes_section_data::do_write): Use
3537 std::vector::front rather than std::vector::data.
3539 2009-12-28 Ian Lance Taylor <iant@google.com>
3541 * symtab.h (class Symbol_table): Add enum Defined.
3542 * resolve.cc (Symbol_table::should_override): Add defined
3543 parameter. Change all callers. Test whether object is NULL
3544 before calling a method on it.
3545 (Symbol_table::report_resolve_problem): Add defined parameter.
3547 (Symbol_table::should_override_with_special): Likewise.
3548 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3549 parameter. Change all callers.
3550 (Symbol_table::do_define_in_output_data): Likewise.
3551 (Symbol_table::define_in_output_segment): Likewise.
3552 (Symbol_table::do_define_in_output_segment): Likewise.
3553 (Symbol_table::define_as_constant): Likewise.
3554 (Symbol_table::do_define_as_constant): Likewise.
3555 * script.h (class Symbol_assignment): Add is_defsym parameter to
3556 constructor; change all callers.
3557 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3558 parameter. Change all callers. Add is_defsym_ field.
3559 (class Parser_closure): Add parsing_defsym parameter to
3560 constructor; change all callers. Add parsing_defsym accessor
3561 function. Add parsing_defsym_ field.
3563 2009-12-28 Ian Lance Taylor <iant@google.com>
3565 * gold.cc (queue_middle_tasks): Fix formatting.
3566 * object.cc (Relobj::is_section_name_included): Likewise.
3568 2009-12-23 Ian Lance Taylor <iant@google.com>
3570 * i386.cc (Target_i386::do_calls_non_split): Recognize
3571 -fsplit-stack prologue for a function with a static chain.
3572 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3573 -fsplit-stack prologue when using %r11.
3575 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3577 * options.cc (General_options::parse_version): Make -v continue and do
3578 the link like GNU ld does.
3580 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3582 * Makefile.am (CCFILES): Add timer.cc.
3583 (HFILES): Add timer.h.
3584 * configure.ac: Check for sysconf and times.
3585 * main.cc: include timer.h.
3586 (main): Use Timer instead of get_run_time.
3589 * workqueue.cc: include timer.h.
3590 (Workqueue::find_and_run_task):
3591 Report user, sys and wall time.
3592 * Makefile.in: Regenerate.
3593 * config.in: Regenerate.
3594 * configure: Regenerate.
3596 2009-12-16 Doug Kwan <dougkwan@google.com>
3598 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3600 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3601 relaxed input sections.
3602 * output.cc (Output_section::find_relaxed_input_section): Change
3603 return type to Output_relaxed_input_section pointer. Adjust code
3604 for new type of relaxed_input_section_map_.
3605 * output.h (Output_section::find_relaxed_input_section): Change
3606 return type to Output_relaxed_input_section pointer.
3607 (Output_section::Output_relaxed_input_section_by_input_section_map):
3609 (Output_section::relaxed_input_section_map_): Change type to
3610 Output_section::Output_relaxed_input_section_by_input_section_map.
3611 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3614 2009-12-15 Ian Lance Taylor <iant@google.com>
3616 * layout.cc (Layout::create_shstrtab): Only write out after input
3617 sections if we are compressing debug sections.
3619 2009-12-15 Ian Lance Taylor <iant@google.com>
3621 * archive.cc (Archive::add_symbols): Only look up a symbol without
3622 a version if there is, in fact, a version.
3624 2009-12-14 Ian Lance Taylor <iant@google.com>
3626 Revert -Wshadow changes, all changes from:
3627 2009-12-11 Doug Kwan <dougkwan@google.com>
3628 2009-12-11 Nick Clifton <nickc@redhat.com>
3629 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3631 2009-12-11 Doug Kwan <dougkwan@google.com>
3633 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3635 * attributes.cc (Object_attribute::size): Ditto.
3636 (Attributes_section_data::size): Ditto.
3637 (Attributes_section_data::Attributes_section_data): Ditto.
3638 (Output_attributes_section_data::do_write): Ditto.
3639 * attributes.h (Object_attribute::set_type): Ditto.
3640 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3642 2009-12-11 Nick Clifton <nickc@redhat.com>
3644 * archive.cc: Fix shadowed variable warnings.
3646 * compressed_output.cc: Likewise.
3647 * compressed_output.h: Likewise.
3648 * configure: Likewise.
3649 * dwarf_reader.cc: Likewise.
3650 * dynobj.cc: Likewise.
3651 * dynobj.h: Likewise.
3652 * ehframe.cc: Likewise.
3653 * ehframe.h: Likewise.
3654 * errors.cc: Likewise.
3655 * expression.cc: Likewise.
3656 * fileread.cc: Likewise.
3657 * fileread.h: Likewise.
3658 * freebsd.h: Likewise.
3659 * i386.cc: Likewise.
3661 * incremental.h: Likewise.
3662 * layout.cc: Likewise.
3663 * layout.h: Likewise.
3664 * mapfile.cc: Likewise.
3665 * merge.cc: Likewise.
3666 * merge.h: Likewise.
3667 * object.cc: Likewise.
3668 * object.h: Likewise.
3669 * options.h: Likewise.
3670 * output.cc: Likewise.
3671 * output.h: Likewise.
3672 * parameters.cc: Likewise.
3673 * plugin.cc: Likewise.
3674 * powerpc.cc: Likewise.
3675 * reduced_debug_output.cc: Likewise.
3676 * reduced_debug_output.h: Likewise.
3677 * reloc.cc: Likewise.
3678 * reloc.h: Likewise.
3679 * resolve.cc: Likewise.
3680 * script-sections.cc: Likewise.
3681 * script.cc: Likewise.
3682 * script.h: Likewise.
3683 * sparc.cc: Likewise.
3684 * symtab.cc: Likewise.
3685 * symtab.h: Likewise.
3686 * target-select.cc: Likewise.
3687 * target-select.h: Likewise.
3688 * token.h: Likewise.
3689 * workqueue.cc: Likewise.
3690 * workqueue.h: Likewise.
3691 * x86_64.cc: Likewise.
3693 2009-12-10 Doug Kwan <dougkwan@google.com>
3695 * arm.cc (attributes.h): New include.
3696 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3697 (Arm_relobj::~Arm_relobj): Delete object pointed by
3698 attributes_section_data_.
3699 (Arm_relobj::attributes_section_data): New method definition.
3700 (Arm_relobj::attributes_section_data_): New data member declaration.
3701 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3702 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3703 attributes_section_data_.
3704 (Arm_dynobj::attributes_section_data): New method definition.
3705 (Arm_dynobj::attributes_section_data_): New data member declaration.
3706 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3707 initialization value of may_use_blx_ to false.
3708 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3709 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3710 object attributes to compute results instead of hard-coding.
3711 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3712 Target_arm::get_secondary_compatible_arch,
3713 Target_arm::set_secondary_compatible_arch
3714 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3715 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3716 New method declarations.
3717 (Target_arm::get_aeabi_object_attribute): New method definition.
3718 (Target_arm::attributes_section_data_): New data member declaration.
3719 (read_arm_attributes_section): New template definition.
3720 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3721 (Arm_dynobj::do_read_symbols): Ditto.
3722 (Target_arm::do_finalize_sections): Merge attributes sections from
3723 input. Check for BLX use after attributes section merging.
3724 Fix __exidx_start and __exidx_end visibility. Create an
3725 .ARM.attributes section if necessary.
3726 (Target_arm::get_secondary_compatible_arch,
3727 Target_arm::set_secondary_compatible_arch,
3728 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3729 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3730 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3731 New method definitions.
3733 2009-12-09 Ian Lance Taylor <iant@google.com>
3735 * plugin.cc (Plugin::load): Don't cast from void* to a function
3738 2009-12-09 Ian Lance Taylor <iant@google.com>
3740 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3743 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3745 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3746 Replace two_file_shared_1.so with two_file_shared_2.so.
3747 * testsuite/Makefile.in: Regenerated.
3749 2009-12-08 Doug Kwan <dougkwan@google.com>
3751 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3752 (HFILES): Add attributes.h and int_encoding.h.
3753 * Makefile.in: Regenerate.
3754 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3755 function definitions to int_encoding.cc
3756 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3757 prototypes to int_encoding.h
3758 * reduced_debug_output.cc (int_encoding.h): New include.
3759 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3760 function definitions to int_encoding.cc
3761 (insert_into_vector, read_from_pointer): Move template definitions to
3763 * attributes.cc: New file.
3764 * attributes.h: New file.
3765 * int_encoding.cc: New file.
3766 * int_encoding.h: New file.
3768 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3771 * incremental-dump.cc (dump_incremental_inputs): New.
3772 (main): Use dump_incremental_inputs.
3774 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3777 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3778 checking elfcpp::STT_FUNC.
3779 (Target_i386::Relocate::relocate): Likewise.
3780 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3782 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3783 symbols from shared libraries into normal FUNC symbols.
3785 * symtab.h (Symbol): Add is_func and use it.
3787 2009-12-05 Doug Kwan <dougkwan@google.com>
3789 * arm.cc (Target_arm::arm_info): Initialize new fields
3790 attributes_section and attributes_vendor.
3791 * i386.cc (Target_i386::i386_info): Same.
3792 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3793 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3794 fields attributes_section and attributes_vendor.
3795 * sparc.cc (Target_sparc::sparc_info): Same.
3796 * target.h (Target::attributes_section, Target::attributes_vendor,
3797 Target::is_attributes_section, Target::attribute_arg_type,
3798 Target::attributes_order): New method definitions.
3799 (Target::Target_info::attributes_section,
3800 Target::Target_info::attributes_vendor): New fields.
3801 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3802 virtual method definitions.
3803 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3804 attributes_section and attributes_vendor.
3805 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3807 2009-12-05 Doug Kwan <dougkwan@google.com>
3809 * arm.cc: Update comments about interworking and stub generation.
3810 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3811 considered as non-PIC.
3812 (Arm_relocate_functions::base_abs): Fix formatting.
3813 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3814 of function to use GOT entry address instead of offset.
3815 (Target_arm::Scan::global): Issue an error if a symbol would need a
3816 PLT does not get one because it is untyped. Remove code to create
3817 dynamic symbols for relative branches.
3818 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3819 takes unsigned integer instead of boolean.
3821 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3823 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3824 (two_file_test_LDADD): Likewise.
3825 (common_test_1_LDADD): Likewise.
3826 (exception_test_LDADD) Likewise.
3827 (weak_test_LDADD): Likewise.
3828 (many_sections_test_LDADD): Likewise.
3829 (initpri1_LDADD): Likewise.
3830 (script_test_1_LDADD): Likewise.
3831 (script_test_2_LDADD): Likewise.
3832 (justsyms_LDADD): Likewise.
3833 (binary_test_LDADD): Likewise.
3834 (large_LDADD): Likewise.
3835 * testsuite/Makefile.in: Regenerated.
3837 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3839 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3840 (Symbol_table::override_with_special): Likewise.
3841 (Symbol_table::add_from_object): Likewise.
3843 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3845 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3846 Don't set the data_offset twice.
3848 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3850 * testsuite/Makefile.in: Regenerate.
3852 2009-12-03 Doug Kwan <dougkwan@google.com>
3854 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3855 (Target_arm::do_finalize_sections): Add parameter for symbol table
3856 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3857 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3858 parameter for symbol table pointer.
3859 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3860 an additional parameter for a pointer to symbol table.
3861 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3862 parameter for a symbol table pointer.
3863 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3864 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3866 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3867 parameter for a symbol table pointer.
3869 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3871 * incremental.cc (Incremental_inputs_header)
3872 (Incremental_inputs_header_write, Incremental_inputs_entry)
3873 (Incremental_inputs_entry_write): Move ...
3874 * incremental.h (Incremental_inputs_header)
3875 (Incremental_inputs_header_write, Incremental_inputs_entry)
3876 (Incremental_inputs_entry_write): here.
3878 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3880 * incremental.cc (make_sized_incremental_binary): Set the target.
3881 Error if it is incompatible.
3882 * output.h (Output_file): Add filename method.
3884 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3886 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3887 from the get_* methods.
3889 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3891 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3892 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3893 Write 0 for the data_offset of scripts.
3895 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3897 * testsuite/Makefile.am: Add the incremental_test.sh test.
3898 * testsuite/incremental_test.sh: New.
3899 * testsuite/incremental_test_1.c: New.
3900 * testsuite/incremental_test_2.c: New.
3902 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3904 * incremental-dump.cc (main): Fix typos.
3906 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3909 * incremental-dump.cc (main): Use llu to print 64 bit values.
3911 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3912 H.J. Lu <hongjiu.lu@intel.com>
3914 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3916 (incremental_dump_LDADD): Likewise.
3917 * Makefile.in: Regenerated.
3919 2009-11-25 Doug Kwan <dougkwan@google.com>
3923 2009-11-25 Doug Kwan <dougkwan@google.com>
3925 * arm.cc (Target_arm::Target_arm): Move method definition
3926 outside of class definition. Add code to handle
3927 --target1-rel, --target1-abs and --target2= options.
3928 (Target_arm::get_reloc_reloc_type): Change method to be
3929 non-static and const.
3930 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3931 New data member declaration.
3932 (Target_arm::Scan::local, Target_arm::Scan::global,
3933 Target_arm::Relocate::relocate,
3934 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3935 Adjust call to Target_arm::get_real_reloc_type.
3936 (Target_arm::get_real_reloc_type): Use command line options
3937 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3938 * options.h (--target1-rel, --target1-abs, --target2): New
3941 2009-11-25 Doug Kwan <dougkwan@google.com>
3943 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3944 class definition. Add code to handle --target1-rel, --target1-abs
3945 and --target2= options.
3946 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3948 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3950 (Target_arm::Scan::local, Target_arm::Scan::global,
3951 Target_arm::Relocate::relocate,
3952 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3953 call to Target_arm::get_real_reloc_type.
3954 (Target_arm::get_real_reloc_type): Use command line options to
3955 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3956 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3959 2009-11-25 Doug Kwan <dougkwan@google.com>
3961 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3962 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3963 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3965 (Arm_relocate_functions::thm_call): Replace body with a call to
3966 Arm_relocate_functions::thumb_branch_common.
3967 (Arm_relocate_functions::thm_jump24,
3968 Arm_relocate_functions::thm_xpc22): New method definitions.
3969 (Arm_relocate_functions::thumb_branch_common): New method definition.
3970 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3972 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3973 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3975 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3977 * Makefile.am: Build incremental-dump
3978 * Makefile.in: Regenerate.
3979 * incremental-dump.cc: New.
3980 * incremental.cc (Incremental_inputs_header_data,
3981 Incremental_inputs_entry_data): Move to incremental.h
3982 * incremental.h: (Incremental_inputs_header_data,
3983 Incremental_inputs_entry_data): Move from incremental.cc
3985 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3987 * incremental.cc (Incremental_inputs_header,
3988 Incremental_inputs_header_write, Incremental_inputs_entry,
3989 Incremental_inputs_entry_write): Add a typedef with the data type.
3991 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3993 * incremental.cc (Incremental_inputs_header,
3994 Incremental_inputs_header_write, Incremental_inputs_entry,
3995 Incremental_inputs_entry_write): Update comment about which
3996 type has the filed descriptions.
3998 2009-11-15 Doug Kwan <dougkwan@google.com>
4000 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4001 (Arm_relocate_functions::arm_branch_common): Change method defintion
4002 in class definition to a method declaration and update list of formal
4004 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4005 Arm_relocation_functions::jump24): Adjust call to
4006 Arm_relocate_functions::arm_branch_common. Update list of formal
4008 (Arm_relocate_functions::xpc25): New method definition.
4009 (Arm_relocate_functions::arm_branch_common): Move method defintion
4010 out from class definition. Use stubs for mode-switching and extending
4012 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4013 specially. Change code to enable use of stubs in ARM branches.
4015 2009-11-10 Doug Kwan <dougkwan@google.com>
4017 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4018 in method declaration.
4019 (Target_arm::relocate_stub): New method declaration.
4020 (Target_arm::default_target): Change to return a pointer instead of
4022 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4023 Target_arm::default_target.
4024 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4026 (Target_arm::relocate_section): Adjust view.
4027 (Target_arm::relocate_stub): New method definition.
4029 2009-11-10 Doug Kwan <dougkwan@google.com>
4031 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4033 * incremental.cc (open_incremental_binary): Initialized local
4034 variables to avoid warnings.
4035 * object.cc (make_elf_object): Ditto.
4036 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4039 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4042 * testsuite/plugin_test.c: Include "config.h".
4044 2009-11-09 Doug Kwan <dougkwan@google.com>
4046 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4047 (arm_symbol_value): Remove.
4048 (Arm_relocate_functions::arm_branch_common,
4049 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4050 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4051 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4052 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4053 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4054 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4055 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4056 Arm_relocate_functions::thm_mobw_abs_nc,
4057 Arm_relocate_functions::thm_mov_abs,
4058 Arm_relocate_functions::movw_prel_nc,
4059 Arm_relocate_functions::thm_movt_abs,
4060 Arm_relocate_functions::movt_prel,
4061 Arm_relocate_functions::thm_movw_prel_nc,
4062 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4063 (Target_arm::Relocate::relocate): Only decompose address into two
4064 parts if relocation type uses the thumb-bit and pass the actual
4065 bit instead of a flag indicating that the thumb-bit is used. Adjust
4066 calls to methods in Arm_relocate_functions for this change.
4068 2009-11-08 Ian Lance Taylor <iant@google.com>
4071 * reloc.cc: Instantiate
4072 Sized_relobj::initialize_input_to_output_maps and
4073 Sized_relobj:free_input_to_output_maps.
4075 2009-11-06 Ian Lance Taylor <iant@google.com>
4078 * defstd.cc (in_segment): Set only_if_ref true for "end".
4080 2009-11-06 Doug Kwan <dougkwan@google.com>
4082 * arm.cc (class Reloc_stub): Correct a comment.
4083 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4084 (Target_arm::scan_section_for_stubs): New method declaration.
4085 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4086 Change methods from private to protected.
4087 (Target_arm::do_may_relax): New method definition.
4088 (Target_arm::do_relax, Target_arm::group_sections,
4089 Target_arm::scan_reloc_for_stub,
4090 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4091 (Target_arm::arm_input_section_map_): New data member declaration.
4092 (Target_arm::scan_reloc_for_stub,
4093 Target_arm::scan_reloc_section_for_stubs,
4094 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4095 Target_arm::do_relax): New method definitions.
4097 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4099 * configure.ac: Check for (struct stat)::st_mtim
4100 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4101 * config.in: Regenerate.
4102 * configure: Regenerate.
4104 2009-11-05 Ian Lance Taylor <iant@google.com>
4107 * output.cc (Output_segment::add_output_section): Add missing
4110 2009-11-04 Ian Lance Taylor <iant@google.com>
4113 * object.h (class Object): Add is_needed and set_is_needed
4114 methods. Add is_needed_ field. Make bool fields into bitfields.
4115 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4116 defined in a dynamic object and referenced by a regular object,
4117 set is_needed for the dynamic object.
4118 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4119 if the file is marked with as_needed and it is not needed.
4121 2009-11-04 Ian Lance Taylor <iant@google.com>
4124 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4125 tags if data is discarded by linker script.
4126 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4127 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4128 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4129 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4131 2009-11-04 Ian Lance Taylor <iant@google.com>
4133 * layout.cc (Layout::get_output_section): Add is_interp and
4134 is_dynamic_linker_section parameters. Change all callers.
4135 (Layout::choose_output_section): Likewise.
4136 (Layout::make_output_section): Likewise.
4137 (Layout::add_output_section_data): Add is_dynamic_linker_section
4138 parameter. Change all callers.
4139 * layout.h (class Layout): Update declarations.
4140 * output.h (class Output_section): Add is_interp, set_is_interp,
4141 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4142 Add is_interp_, is_dynamic_linker_section_ fields. Change
4143 generate_code_fills_at_write_ to a bitfield.
4144 * output.cc (Output_section::Output_sections): Initialize new
4146 (Output_segment::add_output_section): Add do_sort parameter.
4149 2009-11-03 Ian Lance Taylor <iant@google.com>
4152 * options.h (class General_options): Add --warn-common.
4153 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4154 merging two common symbols.
4155 (Symbol_table::should_override): Handle --warn-common when merging
4156 a common symbol with a defined symbol. Use report_resolve_problem
4157 for multiple definitions.
4158 (Symbol_table::report_resolve_problem): New function.
4159 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4161 2009-11-03 Doug Kwan <dougkwan@google.com>
4163 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4165 (Target_arm::stub_factory): New method definition.
4166 (Target_arm::new_arm_input_section,
4167 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4168 Target_arm::reloc_uses_thumb_bit): New method declarations.
4169 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4170 New type definitions.
4171 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4172 member declarations.
4173 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4174 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4175 New method definitions.
4177 2009-11-03 Ian Lance Taylor <iant@google.com>
4179 * options.h (class General_options): Add --warn_constructors.
4181 2009-11-03 Ian Lance Taylor <iant@google.com>
4184 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4185 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4187 2009-11-03 Ian Lance Taylor <iant@google.com>
4190 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4191 --msgid-bugs-address.
4192 (install-pdf): New target.
4193 (install-data_yes): Look up one directory to find mkinstalldirs.
4195 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4197 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4200 2009-10-30 Doug Kwan <dougkwan@google.com>
4202 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4204 2009-10-30 Doug Kwan <dougkwan@google.com>
4206 * arm.cc (Stub_addend_reader): New struct template definition
4207 and partial specializations.
4208 (Stub_addend_reader::operator()): New method definition for a
4209 partially specialized template.
4211 2009-10-30 Doug Kwan <dougkwan@google.com>
4213 * arm.cc (Arm_relobj::processor_specific_flags): New method
4215 (Arm_relobj::do_read_symbols): New method declaration.
4216 (Arm_relobj::processor_specific_flags_): New data member declaration.
4217 (Arm_dynobj): New class definition.
4218 (Target_arm::do_finalize_sections): Add input_objects parameter.
4219 (Target_arm::do_adjust_elf_header): New method declaration.
4220 (Target_arm::are_eabi_versions_compatible,
4221 (Target_arm::merge_processor_specific_flags): New method declaration.
4222 (Target_arm::do_make_elf_object): New overloaded method definitions
4224 (Arm_relobj::do_read_symbols): New method definition.
4225 (Arm_dynobj::do_read_symbols): Ditto.
4226 (Target_arm::do_finalize_sections): Add input_objects parameters.
4227 Merge processor-specific flags from all input objects.
4228 (Target_arm::are_eabi_versions_compatible,
4229 Target_arm::merge_processor_specific_flags,
4230 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4231 New method definitions.
4232 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4233 Input_objects pointer type parameter.
4234 * layout.cc (Layout::finalize): Pass input objects to target's.
4235 finalize_sections function.
4236 * output.cc (Output_file_header::do_sized_write): Set ELF file
4237 header's processor-specific flags.
4238 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4239 Input_objects pointer type parameter.
4240 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4241 * target.h (Input_objects): New forward class declaration.
4242 (Target::processor_specific_flags,
4243 Target::are_processor_specific_flags_sect): New method definitions.
4244 (Target::finalize_sections): Add input_objects parameter.
4245 (Target::Target): Initialize processor_specific_flags_ and
4246 are_processor_specific_flags_set_.
4247 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4249 (Target::set_processor_specific_flags): New method definition.
4250 (Target::processor_specific_flags_,
4251 Target::are_processor_specific_flags_set_): New data member
4253 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4254 Input_objects pointer type parameter.
4256 2009-10-30 Doug Kwan <dougkwan@google.com>
4258 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4260 2009-10-28 Ian Lance Taylor <iant@google.com>
4262 * object.h (class Relobj): Drop options parameter from
4263 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4264 do_scan_relocs, do_relocate. Change all callers.
4265 (class Sized_relobj): Drop options parameters from
4266 do_gc_process_relocs, do_scan_relocs, do_relocate,
4267 do_relocate_sections, relocate_sections, emit_relocs_scan,
4268 emit_relocs_scan_reltype. Change all callers.
4269 (struct Relocate_info): Remove options field and all references to
4271 * reloc.h (class Read_relocs): Remove options constructor
4272 parameter and options_ field. Change all callers.
4273 (class Gc_process_relocs, class Scan_relocs): Likewise.
4274 (class Relocate_task): Likewise.
4275 * target-reloc.h (scan_relocs): Remove options parameter. Change
4277 (scan_relocatable_relocs): Likewise.
4278 * target.h (class Sized_target): Remove options parameter from
4279 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4281 * gc.h (gc_process_relocs): Remove options parameter. Change all
4283 * arm.cc: Update functions to remove options parameters.
4284 * i386.cc: Likewise.
4285 * powerpc.cc: Likewise.
4286 * sparc.cc: Likewise.
4287 * x86_64.cc: Likewise.
4288 * testsuite/testfile.cc: Likewise.
4290 2009-10-28 Doug Kwan <dougkwan@google.com>
4292 * arm.cc (Arm_relobj): New class definition.
4293 (Arm_relobj::scan_sections_for_stubs,
4294 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4295 New method definitions.
4297 2009-10-28 Cary Coutant <ccoutant@google.com>
4299 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4300 (Plugin::cleanup_done_): New member.
4301 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4302 (Plugin_manager::cleanup_done_): Remove.
4303 (Plugin_manager::add_input_file): Edit error message.
4304 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4305 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4307 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4309 * fileread.cc: (File_read::View::~View): Use the new
4310 data_ownership_ filed.
4311 (File_read::~File_read): Dispose the new whole_file_view_.
4312 (File_read::open): Mmap the whole file if needed.
4313 (File_read::open): Use whole_file_view_ instead of contents_.
4314 (File_read::find_view): Use whole_file_view_ if applicable.
4315 (File_read::do_read): Use whole_file_view_ instead of contents_.
4316 (File_read::make_view): Use whole_file_view_ instead of contents_,
4317 update File_read::View::View call.
4318 (File_read::find_or_make_view): Update File_read::View::View
4320 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4322 (File_read::View::Data_ownership): New enum.
4323 (File_read::View::View): Replace bool mapped_ with Data_ownership
4325 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4326 (File_read::View::data_ownership_): New field.
4327 (File_read::contents_): Remove (replaced by whole_file_view_).
4328 (File_read::whole_file_view_): New field.
4329 * options.h (class General_options): Add --keep-files-mapped.
4331 2009-10-27 Cary Coutant <ccoutant@google.com>
4333 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4334 * testsuite/Makefile.am (plugin_test_5): New test case.
4335 * testsuite/Makefile.in: Regenerate.
4337 2009-10-25 Doug Kwan <dougkwan@google.com>
4339 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4340 from private to protected to allow access by child class.
4341 (Sized_relobj::do_relocate_sections): New method declaration.
4342 (Sized_relobj::relocate_sections): Virtualize.
4343 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4344 Sized_relobj::relocate_sections. Instantiate template explicitly
4345 for different target sizes and endianity.
4347 2009-10-24 Doug Kwan <dougkwan@google.com>
4349 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4350 (Arm_input_section::as_arm_input_section): New method.
4351 (Arm_output_section): New class definition.
4352 (Arm_output_section::create_stub_group,
4353 Arm_output_section::group_sections): New method definitions.
4355 2009-10-22 Doug Kwan <dougkwan@google.com>
4357 * arm.cc (Arm_input_section): New class definition.
4358 (Arm_input_section::init, Arm_input_section:do_write,
4359 Arm_input_section::set_final_data_size,
4360 Arm_input_section::do_reset_address_and_file_offset): New method
4363 2009-10-21 Doug Kwan <dougkwan@google.com>
4365 * arm.cc (Stub_table, Arm_input_section): New forward class
4367 (Stub_table): New class defintion.
4368 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4369 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4370 New method definition.
4372 2009-10-21 Doug Kwan <dougkwan@google.com>
4374 * arm.cc: Update copyright comments.
4375 (Target_arm): New forward class template declaration.
4376 (Arm_address): New type.
4377 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4378 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4379 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4381 (Insn_template): Same.
4382 (DEF_STUBS): New macro.
4383 (Stub_type): New enum type.
4384 (Stub_template): New class definition.
4387 (Stub_factory): Same.
4388 (Target_arm::Target_arm): Initialize may_use_blx_ and
4389 should_force_pic_veneer_.
4390 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4391 Target_arm::should_force_pic_veneer,
4392 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4393 Target_arm::using_thumb_only, Target_arm:;default_target): New
4395 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4396 New data member declarations.
4397 (Insn_template::size, Insn_template::alignment): New method defintions.
4398 (Stub_template::Stub_template): New method definition.
4399 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4400 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4401 (Stub_factory::Stub_factory): New method definition.
4402 * gold.h (string_hash): New template.
4403 * output.h (Input_section_specifier::hash_value): Use
4405 (Input_section_specifier::string_hash): Remove.
4406 * stringpool.cc (Stringpool_template::string_hash): Use
4409 2009-10-20 Doug Kwan <dougkwan@google.com>
4411 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4412 symbols of relaxed input sections.
4413 * output.h (Output_section::find_relaxed_input_section): Make
4416 2009-10-16 Doug Kwan <dougkwan@google.com>
4418 * dynobj.cc (Versions::Versions): Initialize version_script_.
4419 Only insert base version symbol definition for a shared object
4420 if version script defines any version versions.
4421 (Versions::define_base_version): New method definition.
4422 (Versions::add_def): Check that base version is not needed.
4423 (Versions::add_need): Define base version lazily.
4424 * dynobj.h (Versions::define_base_version): New method declaration.
4425 (Versions::needs_base_version_): New data member declaration.
4426 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4427 (check_DATA): Add no_version_test.stdout.
4428 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4430 * testsuite/Makefile.in: Regenerate.
4431 * testsuite/no_version_test.c: New file.
4432 * testsuite/no_version_test.sh: Ditto.
4434 2009-10-16 Doug Kwan <dougkwan@google.com>
4436 * expression.cc (class Segment_start_expression): New class definition.
4437 (Segment_start_expression::value): New method definition.
4438 (script_exp_function_segment_start): Return a new
4439 Segment_start_expression.
4440 * gold/script-c.h (script_saw_segment_start_expression): New function
4442 * script-sections.cc (Script_sections::Script_sections): Initialize
4443 SAW_SEGMENT_START_EXPRESSION_ to false.
4444 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4445 and -Tbbs options to specify section addresses if given in
4446 command line and no SEGMENT_START expression is seen in a script.
4447 * script-sections.h (Script_sections::saw_segment_start_expression,
4448 Script_sections::set_saw_segment_start_expression): New method
4450 (Script_sections::saw_segment_start_expression_): New data member
4452 * script.cc (script_saw_segment_start_expression): New function.
4453 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4454 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4455 script_test_7.sh and script_test_8.sh.
4456 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4457 script_test_8.stdout.
4458 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4459 (script_test_6, script_test_6.stdout, script_test_7,
4460 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4461 * Makefile.in: Regenerate.
4462 * testsuite/script_test_6.sh: New file.
4463 * testsuite/script_test_6.t: Same.
4464 * testsuite/script_test_7.sh: Same.
4465 * testsuite/script_test_7.t: Same.
4466 * testsuite/script_test_8.sh: Same.
4468 2009-10-16 Doug Kwan <dougkwan@google.com>
4470 * output.cc (Output_segment::set_section_list_address): Cast
4471 expressions to unsigned long long type to avoid format warnings.
4473 2009-10-15 Ian Lance Taylor <iant@google.com>
4475 * script.cc (Script_options::add_symbol_assignment): Always add a
4476 dot assignment to script_sections_.
4477 * script-sections.cc (Script_sections::add_dot_assignment):
4478 Initialize if necessary.
4480 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4481 program headers with no load segment if there is a linker script.
4483 * layout.cc (Layout::set_segment_offsets): Align the file offset
4484 to the segment aligment for -N or -n with no load segment.
4485 * output.cc (Output_segment::add_output_section): Don't crash if
4486 the first section is a TLS section.
4487 (Output_segment::set_section_list_addresses): Print an error
4488 message if the address moves backward in a linker script.
4489 * script-sections.cc
4490 (Output_section_element_input::set_section_addresses): Don't
4491 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4492 (Orphan_output_section::set_section_addresses): Likewise.
4494 2009-10-15 Doug Kwan <dougkwan@google.com>
4496 * layout.cc (Layout::finish_dynamic_section): Generate tags
4497 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4498 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4499 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4501 2009-10-14 Ian Lance Taylor <iant@google.com>
4503 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4505 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4506 data_shdr fields of relinfo.
4507 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4508 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4509 R_386_TLS_LDO_32, adjust based on section flags.
4510 (Target_i386::Relocate::fix_up_ldo): Remove.
4512 2009-10-13 Ian Lance Taylor <iant@google.com>
4514 Add support for -pie.
4515 * options.h (class General_options): Add -pie and
4517 (General_options::output_is_position_independent): Test -pie.
4518 (General_options::output_is_executable): Return true if not shared
4519 and not relocatable.
4520 (General_options::output_is_pie): Remove.
4521 * options.cc (General_options::finalize): Reject incompatible uses
4523 * gold.cc (queue_middle_tasks): A -pie link is not static.
4524 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4525 * symtab.cc (Symbol::final_value_is_known): Return false if
4526 output_is_position_independent.
4527 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4528 output_is_position_independent.
4529 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4530 output_is_position_independent.
4531 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4532 output_is_position_independent.
4533 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4535 (basic_pie_test.o, basic_pie_test): New targets.
4536 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4537 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4538 (two_file_pie_test): New target.
4539 * testsuite/Makefile.in: Rebuild.
4540 * README: Remove note saying that -pie is not supported.
4542 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4544 * options.h (class General_options): Add -init and -fini.
4545 * layout.cc (Layout::finish_dynamic_section): Emit
4546 given init and fini functions.
4548 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4550 * gc.h (gc_process_relocs): Check if icf is enabled using new
4552 * gold.cc (queue_initial_tasks): Likewise.
4553 (queue_middle_tasks): Likewise.
4554 * object.cc (do_layout): Likewise.
4555 * symtab.cc (is_section_folded): Likewise.
4556 * main.cc (main): Likewise.
4557 * reloc.cc (Read_relocs::run): Likewise.
4558 (Sized_relobj::do_scan_relocs): Likewise.
4559 * icf.cc (is_function_ctor_or_dtor): New function.
4560 (Icf::find_identical_sections): Check if function is ctor or dtor when
4562 * options.h (General_options::icf): Change option to be an enum.
4563 (Icf_status): New enum.
4564 (icf_enabled): New method.
4565 (icf_safe_folding): New method.
4566 (set_icf_status): New method.
4567 (icf_status_): New variable.
4568 * (options.cc) (General_options::finalize): Set icf_status_.
4569 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4570 icf_test and icf_keep_unique_test to use the --icf enum flag.
4571 * testsuite/icf_safe_test.sh: New file.
4572 * testsuite/icf_safe_test.cc: New file.
4574 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4576 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4577 includes to gc.h and icf.h.
4578 * arm.cc: Include gc.h.
4579 * gold.cc: Likewise.
4580 * i386.cc: Likewise.
4581 * powerpc.cc: Likewise.
4582 * sparc.cc: Likewise.
4583 * x86_64.cc: Likewise.
4584 * gc.h: Include icf.h.
4586 2009-10-11 Ian Lance Taylor <iant@google.com>
4588 * plugin.cc: Include "gold.h" before other header files.
4590 2009-10-10 Chris Demetriou <cgd@google.com>
4592 * options.h (Input_file_argument::Input_file_type): New enum.
4593 (Input_file_argument::is_lib_): Replace with...
4594 (Input_file_argument::type_): New member.
4595 (Input_file_argument::Input_file_argument): Take Input_file_type
4596 'type' rather than boolean 'is_lib' as second argument.
4597 (Input_file_argument::is_lib): Use type_.
4598 (Input_file_argument::is_searched_file): New function.
4599 (Input_file_argument::may_need_search): Handle is_searched_file.
4600 * options.cc (General_options::parse_library): Support -l:filename.
4601 (General_options::parse_just_symbols): Update for Input_file_argument
4603 (Command_line::process): Likewise.
4604 * archive.cc (Archive::get_file_and_offset): Likewise.
4605 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4606 * script.cc (read_script_file, script_add_file): Likewise.
4607 * fileread.cc (Input_file::Input_file): Likewise.
4608 (Input_file::will_search_for): Handle is_searched_file.
4609 (Input_file::open): Likewise.
4610 * readsyms.cc (Read_symbols::get_name): Likewise.
4611 * testsuite/Makefile.am (searched_file_test): New test.
4612 * testsuite/Makefile.in: Regenerate.
4613 * testsuite/searched_file_test.cc: New file.
4614 * testsuite/searched_file_test_lib.cc: New file.
4616 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4617 Ian Lance Taylor <iant@google.com>
4619 * descriptor.cc: Include <cstdio> and "binary-io.h".
4620 (Descriptors::open): Open the files in binary mode always.
4621 * script.cc (Lex::get_token): Treat \r as whitespace.
4623 2009-10-09 Ian Lance Taylor <iant@google.com>
4625 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4627 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4628 Ian Lance Taylor <iant@google.com>
4630 * configure.ac: Check for readv function also.
4631 * fileread.cc (readv): Define if not HAVE_READV.
4632 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4634 * config.in: Regenerate.
4635 * configure: Regenerate.
4637 2009-10-09 Doug Kwan <dougkwan@google.com>
4639 * layout.cc (Layout::make_output_section): Call target hook to make
4640 ordinary output section.
4641 (Layout::finalize): Adjust parameter list of call the
4642 Target::may_relax().
4643 * layout.h (class Layout::section_list): New method.
4644 * merge.h (Output_merge_base::entsize): Change visibility to public.
4645 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4647 (Output_merge_string::do_is_string): New method.
4648 * object.cc (Sized_relobj::do_setup): renamed from
4649 Sized_relobj::set_up.
4650 * object.h (Sized_relobj::adjust_shndx,
4651 Sized_relobj::initializ_input_to_output_maps,
4652 Sized_relobj::free_input_to_output_maps): Change visibilities to
4654 (Sized_relobj::setup): Virtualize.
4655 (Sized_relobj::do_setup): New method declaration.
4656 (Sized_relobj::invalidate_section_offset,
4657 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4658 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4659 * options.cc (parse_int): New function.
4660 * options.h (parse_int): New declaration.
4661 (DEFINE_int): New macro.
4662 (stub_group_size): New option.
4663 * output.cc (Output_section::Output_section): Initialize memebers
4664 merge_section_map_, merge_section_by_properties_map_,
4665 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4666 (Output_section::add_input_section): Handled deferred code-fill
4667 generation and remove an old comment.
4668 (Output_section::add_relaxed_input_section): New method definition.
4669 (Output_section::add_merge_input_section): Use merge section by
4670 properties map to speed to search. Update merge section maps
4672 (Output_section::build_relaxation_map): New method definition.
4673 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4675 (Output_section::relax_input_section): Renamed to
4676 Output_section::convert_input_sections_to_relaxed_sections and change
4677 interface to take a vector of pointers to relaxed sections.
4678 (Output_section::find_merge_section,
4679 Output_section::find_relaxed_input_section): New method definitions.
4680 (Output_section::is_input_address_mapped,
4681 Output_section::output_offset, Output_section::output_address):
4682 Use output section data maps to speed up searching.
4683 (Output_section::find_starting_output_address): Add comments.
4684 (Output_section::do_write,
4685 Output_section::write_to_postprocessing_buffer): Do code-fill
4686 generation as appropriate.
4687 (Output_section::get_input_sections): Invalidate relaxed input section
4689 (Output_section::restore_states): Adjust type of checkpoint .
4690 Invalidate relaxed input section map.
4691 * output.h (Output_merge_base): New class declaration.
4692 (Input_section_specifier): New class defintion.
4693 (class Output_relaxed_input_section) Change base class to
4694 Output_section_data_build.
4695 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4696 base class initializer.
4697 (Output_section::add_relaxed_input_section): New method declaration.
4698 (Output_section::Input_section): Change visibility to protected.
4699 (Output_section::Input_section::relobj,
4700 Output_section::Input_section::shndx): Handle relaxed input sections.
4701 Output_section::input_sections) Change visibility to protected. Also
4702 define overload to return a non-const pointer.
4703 (Output_section::Merge_section_properties): New class defintion.
4704 (Output_section::Merge_section_by_properties_map,
4705 Output_section::Output_section_data_by_input_section_map,
4706 Output_section::Relaxation_map): New types.
4707 (Output_section::relax_input_section): Rename method to
4708 Output_section::convert_input_sections_to_relaxed_sections and change
4709 interface to take a vector of relaxed section pointers.
4710 (Output_section::find_merge_section,
4711 Output_section::find_relaxed_input_section,
4712 Output_section::build_relaxation_map,
4713 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4714 New method declarations.
4715 (Output_section::merge_section_map_
4716 Output_section::merge_section_by_properties_map_,
4717 Output_section::relaxed_input_section_map_,
4718 Output_section::is_relaxed_input_section_map_valid_,
4719 Output_section::generate_code_fills_at_write_): New data members.
4720 * script-sections.cc
4721 (Output_section_element_input::set_section_addresses): Call
4722 current_data_size and addralign methods of relaxed input sections.
4723 (Orphan_output_section::set_section_addresses): Call current_data_size
4724 and addralign methods of relaxed input sections.
4725 * symtab.cc (Symbol_table::compute_final_value): Extract template
4726 from the body of Symbol_table::sized_finalize_symbol.
4727 (Symbol_table::sized_finalized_symbol): Call
4728 Symbol_table::compute_final_value.
4729 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4730 (Symbol_table::compute_final_value): New templated method declaration.
4731 * target.cc (Target::do_make_output_section): New method defintion.
4732 * target.h (Target::make_output_section): New method declaration.
4733 (Target::relax): Add more parameters for input objects, symbol table
4734 and layout. Adjust call to do_relax.
4735 (Target::do_make_output_section): New method declaration.
4736 (Target::do_relax): Add parameters for input objects, symbol table
4739 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4741 * pread.c: Include stdio.h.
4743 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4745 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4748 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4750 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4751 Change read_shndx type to unsigned int.
4752 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4754 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4755 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4756 Change read_shndx type to unsigned int.
4757 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4759 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4760 * layout.cc (Layout::create_symtab_sections): Cast the result of
4761 local_symcount * symsize to off_t in the gold_assert.
4763 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4765 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4766 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4768 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4769 (Arm_relocate_functions::thm_abs5): New function.
4770 (Arm_relocate_functions::abs12): New function.
4771 (Arm_relocate_functions::abs16): New function.
4772 (Arm_relocate_functions::base_abs): New function.
4773 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4774 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4775 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4777 (Scan::global): Likewise.
4778 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4779 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4780 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4781 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4784 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4786 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4787 (Arm_relocate_functions::movt_prel): New function.
4788 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4789 (Arm_relocate_functions::thm_movt_prel): New function.
4790 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4791 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4792 (Scan::global, Relocate::relocate): Likewise.
4793 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4795 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4797 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4798 Incremental_checker.
4799 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4801 (class Incremental_inputs_header): New class.
4802 (Incremental_inputs_header_writer): Edit comment.
4803 (Incremental_inputs_entry): New class.
4804 (Incremental_inputs_entry_writer): Edit comment.
4805 (Sized_incremental_binary::do_find_incremental_inputs_section):
4806 Add *strtab_shndx parameter, fill it.
4807 (Sized_incremental_binary::do_check_inputs): New method.
4808 (Incremental_checker::can_incrementally_link_output_file): Use
4809 Sized_incremental_binary::check_inputs.
4810 (Incremental_inputs::report_command_line): Save command line in
4813 (Incremental_binary::find_incremental_inputs_section): New
4815 (Incremental_binary::do_find_incremental_inputs_section): Add
4816 strtab_shndx parameter.
4817 (Incremental_binary::do_check_inputs): New pure virtual method.
4818 (Sized_incremental_binary::do_check_inputs): Declare.
4819 (Incremental_checker::Incremental_checker): Add incremental_inputs
4820 parameter, use it to initialize incremental_inputs_.
4821 (Incremental_checker::incremental_inputs_): New field.
4822 (Incremental_checker::command_line): New method.
4823 (Incremental_checker::inputs): New method.
4824 (Incremental_checker::command_line_): New field.
4826 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4828 * incremental.cc: Include <cstdarg> and "target-select.h".
4829 (vexplain_no_incremental): New function.
4830 (explain_no_incremental): New function.
4831 (Incremental_binary::error): New method.
4832 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4834 (make_sized_incremental_binary): New function.
4835 (open_incremental_binary): New function.
4836 (can_incrementally_link_file): Add checks if output is ELF and has
4838 * incremental.h: Include "elfcpp_file.h" and "output.h".
4839 (Incremental_binary): New class.
4840 (Sized_incremental_binary): New class.
4841 (open_incremental_binary): Declare.
4842 * object.cc (is_elf_object): Use
4843 elfcpp::Elf_recognizer::is_elf_file.
4844 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4845 * output.h (Output_file::filesize): New method.
4847 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4849 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4851 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4852 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4854 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4856 (Arm_relocate_functions::movw_abs_nc): New function.
4857 (Arm_relocate_functions::movt_abs): New function.
4858 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4859 (Arm_relocate_functions::thm_movt_abs): New function.
4860 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4861 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4862 (Scan::global): Likewise.
4863 (Relocate::relocate): Likewise.
4864 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4866 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4868 * arm.cc (Arm_relocate_functions::got_prel) New function.
4869 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4870 (Relocate::relocate): Likewise.
4871 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4873 2009-10-06 Ian Lance Taylor <iant@google.com>
4875 * options.h (class General_options): Define
4876 split_stack_adjust_size parameter.
4877 * object.h (class Object): Add uses_split_stack_ and
4878 has_no_split_stack_ fields. Add uses_split_stack and
4879 has_no_split_stack accessor functions. Declare
4880 handle_split_stack_section.
4881 (class Reloc_symbol_changes): Define.
4882 (class Sized_relobj): Define Function_offsets. Declare
4883 split_stack_adjust, split_stack_adjust_reltype, and
4885 * object.cc (Object::handle_split_stack_section): New function.
4886 (Sized_relobj::do_layout): Call handle_split_stack_section.
4887 * dynobj.cc (Sized_dynobj::do_layout): Call
4888 handle_split_stack_section.
4889 * reloc.cc (Sized_relobj::relocate_sections): Call
4890 split_stack_adjust for executable sections in split_stack
4891 objects. Pass reloc_map to relocate_section.
4892 (Sized_relobj::split_stack_adjust): New function.
4893 (Sized_relobj::split_stack_adjust_reltype): New function.
4894 (Sized_relobj::find_functions): New function.
4895 * target-reloc.h: Include "object.h".
4896 (relocate_section): Add reloc_symbol_changes parameter. Change
4898 * target.h (class Target): Add calls_non_split method. Declare
4899 do_calls_non_split virtual method. Declare match_view and
4901 * target.cc: Include "elfcpp.h".
4902 (Target::do_calls_non_split): New function.
4903 (Target::match_view): New function.
4904 (Target::set_view_to_nop): New function.
4905 * gold.cc (queue_middle_tasks): Give an error if mixing
4906 split-stack and non-split-stack objects with -r.
4907 * i386.cc (Target_i386::relocate_section): Add
4908 reloc_symbol_changes parameter.
4909 (Target_i386::do_calls_non_split): New function.
4910 * x86_64.cc (Target_x86_64::relocate_section): Add
4911 reloc_symbol_changes parameter.
4912 (Target_x86_64::do_calls_non_split): New function.
4913 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4915 * powerpc.cc (Target_powerpc::relocate_section): Add
4916 reloc_symbol_changes parameter.
4917 * sparc.cc (Target_sparc::relocate_section): Add
4918 reloc_symbol_changes parameter.
4919 * configure.ac: Call AM_CONDITIONAL for the default target.
4920 * configure: Rebuild.
4921 * testsuite/Makefile.am (TEST_AS): New variable.
4922 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4923 (check_DATA): Add split_i386 and split_x86_64 files.
4924 (SPLIT_DEFSYMS): Define.
4925 (split_i386_[1234n].o): New targets.
4926 (split_i386_[124]): New targets.
4927 (split_i386_[1234r].stdout): New targets.
4928 (split_x86_64_[1234n].o): New targets.
4929 (split_x86_64_[124]): New targets.
4930 (split_x86_64_[1234r].stdout): New targets.
4931 (MOSTLYCLEANFILES): Add new executables.
4932 * testsuite/split_i386.sh: New file.
4933 * testsuite/split_x86_64.sh: New file.
4934 * testsuite/split_i386_1.s: New file.
4935 * testsuite/split_i386_2.s: New file.
4936 * testsuite/split_i386_3.s: New file.
4937 * testsuite/split_i386_4.s: New file.
4938 * testsuite/split_i386_n.s: New file.
4939 * testsuite/split_x86_64_1.s: New file.
4940 * testsuite/split_x86_64_2.s: New file.
4941 * testsuite/split_x86_64_3.s: New file.
4942 * testsuite/split_x86_64_4.s: New file.
4943 * testsuite/split_x86_64_n.s: New file.
4944 * testsuite/testfile.cc (Target_test): Update relocation_section
4946 * testsuite/Makefile.in: Rebuild.
4948 2009-10-06 Ian Lance Taylor <iant@google.com>
4950 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4951 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4952 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4953 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4954 the address on ldo_addrs_.
4955 (Target_i386::Relocate::fix_up_ldo): New function.
4957 2009-10-06 Rafael Espindola <espindola@google.com>
4959 * plugin.cc (add_input_library): New.
4960 (Plugin::load): Add add_input_library to tv.
4961 (Plugin_manager::add_input_file): Add the is_lib argument.
4962 (add_input_file): Update call to Plugin_manager::add_input_file.
4963 (add_input_library): New.
4964 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4966 2009-09-30 Doug Kwan <dougkwan@google.com>
4968 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4969 symbol and call Symbol::may_need_copy_reloc to determine if
4970 a copy reloc is needed.
4971 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4972 nocopyreloc is given in command line.
4973 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4974 given in command line.
4975 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4976 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4977 of the removed Target_i386::may_need_copy_reloc.
4978 * options.h (copyreloc): New option with default value false.
4979 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4980 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4981 instead of the removed Target_powerpc::may_need_copy_reloc.
4982 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4983 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4984 instead of the removed Target_sparc::may_need_copy_reloc.
4985 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4986 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4987 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4988 instead of the removed Target_x86_64::may_need_copy_reloc.
4990 2009-09-30 Ian Lance Taylor <iant@google.com>
4992 * object.h (class Object): Remove target_ field, and target,
4993 sized_target, and set_target methods.
4994 (Object::sized_target): Remove.
4995 (class Sized_relobj): Update declarations. Remove sized_target.
4996 * object.cc (Sized_relobj::setup): Remove target parameter.
4998 (Input_objects::add_object): Don't do anything with the target.
4999 (make_elf_sized_object): Add punconfigured parameter. Change all
5000 callers. Set or test parameter target.
5001 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5003 * parameters.cc (Parameters::set_target): Change parameter type to
5005 (Parameters::default_target): Remove.
5006 (set_parameters_target): Change parameter type to be non-const.
5007 (parameters_force_valid_target): New function.
5008 (parameters_clear_target): New function.
5009 * parameters.h (class Parameters): Update declarations. Remove
5010 default_target method. Add sized_target and clear_target
5011 methods. Change target_ to be non-const.
5012 (set_parameters_target): Update declaration.
5013 (parameters_force_valid_target): Declare.
5014 (parameters_clear_target): Declare.
5015 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5016 as NULL if we aren't searching.
5017 (Add_symbols::run): Don't check for compatible target.
5018 * fileread.cc (Input_file::open_binary): Call
5019 parameters_force_valid_target.
5020 * gold.cc (queue_middle_tasks): Likewise.
5021 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5022 set_target on object.
5023 * dynobj.h (class Sized_dynobj): Update declarations.
5024 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5025 make_elf_object returns NULL.
5026 (Archive::include_member): Don't check whether object target is
5028 * output.cc (Output_section::add_input_section): Get target from
5030 (Output_section::relax_input_section): Likewise.
5031 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5033 (Sized_relobj::do_scan_relocs): Likewise.
5034 (Sized_relobj::relocate_sections): Likewise.
5035 * resolve.cc (Symbol_table::resolve): Likewise.
5036 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5037 parameter. Change all callers.
5038 (Symbol_table::add_from_object): Get target from parameters.
5039 (Symbol_table::add_from_relobj): Don't check object target.
5040 (Symbol_table::add_from_dynobj): Likewise.
5041 (Symbol_table::define_special_symbol): Get target from
5043 * symtab.h (class Symbol_table): Update declaration.
5044 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5045 parameter. Change all callers. Clear parameter target.
5046 (Binary_test): Test target here.
5047 * testsuite/object_unittest.cc (gold_testsuite): Remove
5048 target_test_pointer parameter. Change all callers.
5049 (Object_test): Test target here.
5051 2009-09-26 Ian Lance Taylor <iant@google.com>
5053 * testsuite/initpri1.c: Don't try to use constructor priorities if
5054 compiling with gcc before 4.3.
5056 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5058 * testsuite/retain_symbols_file_test.sh (check_present): Change
5059 output file name to retain_symbols_file_test.stdout.
5060 (check_absent): Likewise.
5062 2009-09-18 Craig Silverstein <csilvers@google.com>
5064 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5065 * options.cc: Include <cerrno> and <fstream>.
5066 (General_options::finalize): Parse -retain-symbols-file tag.
5067 * options.h: New flag.
5068 (General_options): New method should_retain_symbol, new
5069 variable symbols_to_retain.
5070 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5071 should_retain_symbol map.
5072 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5073 * testsuite/Makefile.in: Regenerate.
5074 * testsuite/retain_symbols_file_test.sh: New file.
5076 2009-09-18 Nick Clifton <nickc@redhat.com>
5078 * po/es.po: Updated Spanish translation.
5080 2009-09-17 Doug Kwan <dougkwan@google.com>
5082 * debug.h (DEBUG_RELAXATION): New constant.
5083 (DEBUG_ALL): Add DEBUG_RELAXATION.
5084 (debug_string_to_enum): Add relaxation debug option.
5086 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5087 Layout::Relaxation_debug_check::read_sections,
5088 Layout::Relaxation_debug_check::read_sections): New method definitions.
5089 (Layout::Layout): Initialize data members
5090 record_output_section_data_from_scrips_,
5091 script_output_section_data_list_ and relaxation_debug_check_.
5092 (Layout::save_segments, Layout::restore_segments,
5093 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5094 Layout::relaxation_loop_body): New method definitions.
5095 (Layout::finalize): Support relaxation. Move section layout code to
5096 Layout::relaxation_loop_body.
5097 (Layout::set_asection_address_from_script): Move code for orphan
5098 section placement out.
5099 (Layout::place_orphan_sections_in_script): New method definition.
5100 * layout.h (Output_segment_headers, Output_file_header):
5101 New forward class declarations.
5102 (Layout::~Layout): Define.
5103 (Layout::new_output_section_data_from_script): New method definition.
5104 (Layout::place_orphan_sections_in_script): New method declaration.
5105 (Layout::Segment_states): New type declaration.
5106 (Layout::save_segments, Layout::restore_segments,
5107 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5108 Layout::relaxation_loop_body): New method declarations.
5109 (Layout::Output_section_data_list): New type declaration.
5110 (Layout::Relaxation_debug_check): New class definition.
5111 (Layout::record_output_section_data_from_script_,
5112 Layout::script_output_section_data_list_, Layout::segment_states_,
5113 Layout::relaxation_debug_check_): New data members.
5114 * output.cc: (Output_section_headers::do_size): New method definition.
5115 (Output_section_headers::Output_section_headers): Move size
5116 computation to Output_section_headers::do_size.
5117 (Output_segment_headers::do_size): New method definition.
5118 (Output_file_header::Output_file_header): Move size computation to
5119 Output_file_header::do_size and call it.
5120 (Output_file_header::do_size): New method definition.
5121 (Output_data_group::Output_data_group): Adjust call to
5122 Output_section_data.
5123 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5124 (Output_symtab_xindex::do_write): Add array bound check.
5125 (Output_section::Input_section::print_to_mapfile): Handle
5126 RELAXED_INPUT_SECTION_CODE.
5127 (Output_section::Output_section): Initialize data member checkpoint_.
5128 (Output_section::~Output_section): Delete checkpoint object pointed
5130 (Output_section::add_input_section): Always add an Input_section if
5132 (Output_section::add_merge_input_section): Add assert.
5133 (Output_section::relax_input_section): New method definition.
5134 (Output_section::set_final_data_size): Set load address to zero for
5135 an unallocated section.
5136 (Output_section::do_address_and_file_offset_have_reset_values):
5137 New method definition.
5138 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5139 Handle relaxed input section.
5140 (Output_section::sort_attached_input_sections): Checkpoint input
5141 section list lazily.
5142 (Output_section::get_input_sections): Change type of input_sections to
5143 list of Simple_input_section pointers. Checkpoint input section list
5144 lazily. Also handle relaxed input sections.
5145 (Output_section::add_input_section_for_script): Take a reference to
5146 a Simple_input_section object instead of Relobj pointer and section
5147 index as parameter. Handle relaxed input sections.
5148 (Output_section::save_states, Output_section::restore_states): New
5150 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5151 (Output_data::is_data_size_fixed): New method definition.
5152 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5154 (Output_data::address_and_file_offset_have_reset_values): New method
5156 (Output_data::do_address_and_file_offset_have_reset_values): New method
5158 (Output_data::set_data_size): Check that data size is not fixed.
5159 (Output_data::fix_data_size): New method definition.
5160 (Output_data::is_data_size_fixed_): New data member.
5161 (Output_section_headers::set_final_data_size): New method definition.
5162 (Output_section_headers::do_size): New method declaration.
5163 (Output_segment_headers::set_final_data_size): New method definition.
5164 (Output_segment_headers::do_size): New method declaration.
5165 (Output_file_header::set_final_data_size)::New method definition.
5166 (Output_file_header::do_size)::New method declaration.
5167 (Output_section_data::Output_section_data): Add new parameter
5168 is_data_size_fixed and use it to fix data size.
5169 (Output_data_const::Output_data_const): Adjust call to base class
5170 constructor and fix data size.
5171 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5172 base class constructor and fix data size.
5173 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5174 base class constructor and fix data size.
5175 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5176 class constructor and fix data size.
5177 (Output_data_group::set_final_data_size): New method definition.
5178 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5179 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5180 class constructor and fix data size.
5181 (Output_relaxed_input_section): New class definition.
5182 (Output_section::Simple_input_section): New class definition.
5183 (Output_section::get_input_sections): Adjust parameter list.
5184 (Output_section::add_input_section_for_script): Same.
5185 (Output_section::save_states, Output_section::restore_states,
5186 Output_section::do_address_and_file_offset_have_reset_values,
5187 (Output_section::Input_section::Input_section): Handle
5188 RELAXED_INPUT_SECTION_CODE. Add new overload for
5189 Output_relaxed_input_section.
5190 (Output_section::Input_section::is_input_section,
5191 Output_section::Input_section::set_output_section): Handle relaxed
5193 (Output_section::Input_section::is_relaxed_input_section,
5194 Output_section::Input_section::output_section_data,
5195 Output_section::Input_section::relaxed_input_section): New method
5197 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5199 (Output_section::Input_section::u1_): Update comments.
5200 (Output_section::Input_section::u2_): Add new union member poris.
5201 (Output_section::Checkpoint_output_section): New classs definition.
5202 (Output_section::relax_input_section): New method declaration.
5203 (Output_section::checkpoint_): New data member.
5204 (Output_segment): Update comments.
5205 (Output_segment::Output_segment): Un-privatize copy constructor.
5206 (Output_segment::operator=): Un-privatize.
5207 * script-sections.cc (Output_section_element::Input_section_list):
5208 Change element type to Output_section::Simple_input_section.
5209 (Output_section_element_dot_assignment::set_section_addresses):
5210 Register output section data for relaxation clean up.
5211 (Output_data_exression::Output_data_expression): Adjust call to base
5212 constructor to fix data size.
5213 (Output_section_element_data::set_section_addresses): Register
5214 Output_data_expression object for relaxation clean up.
5215 (struct Input_section_info): Replace Relobj pointer and section index
5216 pair with Output_section::Simple_input_section and Convert struct to a
5218 (Input_section_sorter::operator()): Adjust access to
5219 Input_section_info data member to use accessors.
5220 (Output_section_element_input::set_section_addresses): Use layout
5221 parameter. Adjust code to use Output_section::Simple_input_section
5222 and Input_secction_info classes. Register filler for relaxation
5224 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5225 and section index pair with Output_section::Simple_input_section
5226 class. Adjust code accordingly.
5227 (Phdrs_element::release_segment): New method definition.
5228 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5230 (Script_sections::release_segments): New method definition.
5231 * gold/script-sections.h (Script_sections::release_segments): New
5233 * gold/target.h (Target::may_relax, Target::relax,
5234 Target::do_may_relax, Target::do_relax): New method definitions.
5236 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5238 * arm.cc (has_signed_unsigned_overflow): New function.
5239 (Arm_relocate_functions::abs8): New function.
5240 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5241 (Target_arm::Scan::global): Likewise.
5242 (Target_arm::relocate::relocate): Likewise.
5243 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5246 2009-09-16 Cary Coutant <ccoutant@google.com>
5248 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5249 * testsuite/Makefile.in: Regenerate.
5251 2009-09-11 Nick Clifton <nickc@redhat.com>
5253 * po/gold.pot: Updated by the Translation project.
5255 2009-09-08 Cary Coutant <ccoutant@google.com>
5257 * output.cc (Output_file::open): Add execute permission to empty file.
5258 * testsuite/Makefile.am (permission_test): New test.
5259 * testsuite/Makefile.in: Regenerate.
5261 2009-09-02 Ian Lance Taylor <iant@google.com>
5263 * output.cc (Output_file::resize): Call map_no_anonymous rather
5266 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5268 * gold.cc: Include "incremental.h".
5269 (queue_initial_tasks): Call Incremental_checker methods.
5270 * incremental.cc: Include "output.h".
5271 (Incremental_checker::can_incrementally_link_output_file): New
5273 * incremental.h (Incremental_checker): New class.
5275 * output.cc (Output_file::open_for_modification): New method.
5276 (Output_file::map_anonymous): Changed return type to bool. Record
5278 (Output_file::map_no_anonymous): New method, broken out of map.
5279 (Output_file::map): Use map_no_anonymous and map_anonymous.
5280 * output.h (class Output_file): Update declarations.
5282 2009-08-24 Cary Coutant <ccoutant@google.com>
5284 * options.h (Command_line::Pre_options): New class.
5285 (Command_line::pre_options): New member.
5286 * options.cc (gold::options::ready_to_register): New variable.
5287 (One_option::register_option): Do nothing if not registering options.
5288 Assert if same short option registered twice.
5289 (General_options::General_options): Turn off option registration when
5291 (Command_line::Pre_options::Pre_options): New constructor.
5293 2009-08-24 Cary Coutant <ccoutant@google.com>
5295 * options.h (General_options::no_keep_memory): Remove incorrect
5298 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5300 * Makefile.am (am__skiplex, am__skipyacc): New.
5301 * Makefile.in: Regenerate.
5303 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5305 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5306 (INCLUDES): ... this.
5307 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5308 (AM_CPPFLAGS): Renamed from ...
5309 (INCLUDE): ... this.
5310 * Makefile.in, testsuite/Makefile.in: Regenerate.
5312 * Makefile.in: Regenerate.
5313 * aclocal.m4: Likewise.
5314 * config.in: Likewise.
5315 * configure: Likewise.
5316 * testsuite/Makefile.in: Likewise.
5318 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5319 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5320 * Makefile.in: Regenerate.
5321 * testsuite/Makefile.in: Regenerate.
5323 2009-08-19 Cary Coutant <ccoutant@google.com>
5325 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5326 symbols in shared libraries overridden by hidden or internal symbols
5327 in the main program.
5329 2009-08-19 Chris Demetriou <cgd@google.com>
5331 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5332 checking source file names in error messages.
5334 2009-08-18 Doug Kwan <dougkwan@google.com>
5336 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5337 an elcpp::Ehdr as parameter. Adjust call to set_target.
5338 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5339 an elfcpp::Ehdr as parameter.
5340 * object.cc (Object::set_target): Remove the version that looks up
5341 a target and sets it.
5342 (Sized_relobj::setup): Take a Target object instead of
5343 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5344 (make_elf_sized_object): Find target and ask target to
5346 * object.h: (Object::set_target): Remove the version that looks up
5347 a target and sets it.
5348 (Sized_relobj::setup): Take a Target object instead of
5349 an elfcpp:Ehdr as parameter.
5350 * target.cc: Include dynobj.h.
5351 (Target::do_make_elf_object_implementation): New.
5352 (Target::do_make_elf_object): New.
5353 * target.h (Target::make_elf_object): New template declaration.
5354 (Target::do_make_elf_object): New method declarations.
5355 (Target::do_make_elf_object_implementation): New template declaration.
5357 2009-08-14 Ian Lance Taylor <iant@google.com>
5359 * gold.h (FUNCTION_NAME): Define.
5360 (gold_unreachable): Use FUNCTION_NAME.
5362 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5364 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5365 symbol in the --keep-unique list is not found.
5367 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5369 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5370 been maked as --keep-unique.
5371 (Icf::unfold_section): New function.
5372 * icf.h (Icf::unfold_section): New function.
5373 * options.h (General_options::keep_unique): New option.
5374 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5375 * testsuite/Makefile.in: Regenerate.
5376 * testsuite/icf_keep_unique_test.sh: New file.
5377 * testsuite/icf_keep_unique_test.cc: New file.
5379 2009-08-12 Cary Coutant <ccoutant@google.com>
5382 * resolve.cc (Symbol_table::resolve): Check for references from
5383 dynamic objects to hidden and internal symbols.
5384 * testsuite/Makefile.am (hidden_test.sh): New test.
5385 * testsuite/Makefile.in: Regenerate.
5386 * testsuite/hidden_test.sh: New script.
5387 * testsuite/hidden_test_1.c: New test source.
5388 * testsuite/hidden_test_main.c: New test source.
5390 2009-08-11 Doug Kwan <dougkwan@google.com>
5392 * arm.cc: Update comments.
5393 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5394 segment to locate the .ARM.exidx section if present.
5396 2009-08-09 Doug Kwan <dougkwan@google.com>
5398 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5401 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5402 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5405 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5407 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5408 valid tls_segment only for non-debug-section relocations.
5409 * testsuite/Makefile.am: Add gc_tls_test.
5410 * testsuite/Makefile.in: Regenerate.
5411 * testsuite/gc_tls_test.cc: New file.
5412 * testsuite/gc_tls_test.sh: New file.
5414 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5418 * Makefile.am (CCFILES): Add icf.cc.
5420 * Makefile.in: Regenerate.
5421 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5422 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5423 section, symbol and addend information for the relocs.
5424 * gold.cc (queue_middle_tasks): Call identical code folding.
5425 * gold.h: Add defines for multimap.
5426 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5427 to the call of finalize_local_symbols.
5428 * main.cc (main): Create object of class Icf.
5429 * object.cc (Sized_relobj::do_layout): Allow this function to be
5430 called twice during icf.
5431 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5432 to sections marked as identical by icf.
5433 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5435 (Sized_relobj::do_section_entsize): New function.
5436 * object.h (Object::section_entsize): New function.
5437 (Object::do_section_entsize): New pure virtual function.
5438 (Relobj::finalize_local_symbols): Add new parameter.
5439 (Relobj::do_section_entsize): New function.
5440 * options.h (General_options::icf): New option.
5441 (General_options::icf_iterations): New option.
5442 (General_options::print_icf_sections): New option.
5443 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5444 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5445 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5447 * symtab.cc (Symbol_table::is_section_folded): New function.
5448 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5449 to sections marked as identical by icf.
5450 * symtab.h (Symbol_table::set_icf): New function.
5451 (Symbol_table::icf): New function.
5452 (Symbol_table::is_section_folded): New function.
5453 (Symbol_table::icf_): New data member.
5454 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5455 * testsuite/Makefile.am: Add commands to build icf_test.
5456 * testsuite/Makefile.in: Regenerate.
5457 * testsuite/icf_test.sh: New file.
5458 * testsuite/icf_test.cc: New file.
5460 2009-07-24 Chris Demetriou <cgd@google.com>
5462 * layout.cc (is_compressible_debug_section): Fix incorrect
5463 comment about compressed section names.
5465 2009-07-20 Ian Lance Taylor <ian@airs.com>
5468 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5470 2009-07-16 Ian Lance Taylor <iant@google.com>
5473 * layout.h: #include <map>.
5474 (class Kept_section): Change from struct to class. Add accessors
5475 and setters. Add section size to Comdat_group mapping. Change
5476 Comdat_group to std::map. Add is_comdat_ field. Add
5477 linkonce_size field in union.
5478 (class Layout): Update declaration of find_or_add_kept_section.
5479 Don't declare find_kept_object.
5480 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5481 parameter. Add object, shndx, is_comdat, and is_group_name
5482 parameters. Change all callers. Adjust for new Kept_section.
5483 (Layout::find_kept_object): Remove.
5484 * object.cc (Sized_relobj::include_section_group): Update use of
5485 Kept_section. Rename secnum to shndx. Only record
5486 Kept_comdat_section if sections are the same size.
5487 (Sized_relobj::include_linkonce_section): Update use of
5488 Kept_section. Only record Kept_comdat_section if sections are the
5489 same size. Set size of linkonce section.
5490 (Sized_relobj::map_to_kept_section): Update call to
5491 get_kept_comdat_section.
5492 * object.h (class Sized_relobj): Rename fields in
5493 Kept_comdat_section to drop trailing underscores; change object
5494 field to Relobj*. Change Kept_comdat_section_table to store
5495 struct rather than pointer.
5496 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5497 Add kept_object and kept_shndx parameters. Change all callers.
5498 (Sized_relobj::get_kept_comdat_section): Change return type to
5499 bool. Add kept_object and kept_shndx parameters. Change all
5501 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5502 Layout::find_or_add_kept_section.
5504 2009-07-09 Ian Lance Taylor <iant@google.com>
5506 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5507 Reserve space in the hash table.
5509 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5511 * fileread.cc (File_read::get_mtime): New method.
5512 * fileread.h (Timespec): New structure.
5513 (File_read::get_mtime): New method.
5514 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5515 Renamed from timestamp_nsec.
5516 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5518 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5520 (Incremental_inputs::report_archive): Save mtime; style fix.
5521 (Incremental_inputs::report_obejct): Save mtime; style fix.
5522 (Incremental_inputs::report_script): Save mtime; style fix.
5523 (Incremental_inputs::finalize_inputs): Style fix.
5524 (Incremental_inputs::finalize): Style fix.
5525 (Incremental_inputs::create_input_section_data): Store inputs
5527 * incremental.h (Incremental_inputs::report_script): Add mtime
5529 (Incremental_inputs::Input_info::Input_info): Intialize only one
5531 (Incremental_inputs::Input_info::archive): Move to nameless
5533 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5534 (Incremental_inputs::Input_info::script): Move to nameless union.
5535 (Incremental_inputs::mtime): New field.
5536 * script.cc (read_input_script): Pass file mtime to
5538 * script.h (Script_info::inputs): Style fix.
5540 2009-07-01 Ian Lance Taylor <ian@airs.com>
5542 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5545 2009-06-24 Ian Lance Taylor <iant@google.com>
5548 * layout.cc (Layout::choose_output_section): If we find an
5549 existing section, update the flags.
5550 (Layout::create_notes): New function, broken out of
5552 (Layout::finalize): Don't create note sections.
5553 (Layout::create_note): Don't crash if linker script discards
5555 (Layout::create_gold_note): Likewise.
5556 (Layout::create_build_id): Likewise. Don't set
5557 after_input_sections on the section.
5558 (Layout::create_executable_stack_info): Remove target parameter.
5560 * layout.h (class Layout): Declare create_notes. Update
5561 declaration of create_executable_stack_info.
5562 * gold.cc (queue_middle_tasks): Call create_notes.
5563 * output.cc (Output_section::update_flags_for_input_section): Move
5564 here from output.h. If SHF_ALLOC flag is newly set, mark address
5566 * output.h (Output_data::mark_address_invalid): New function.
5567 (class Output_section): Only declare, not define,
5568 update_flags_for_input_section. Remove set_flags.
5570 2009-06-24 Ian Lance Taylor <iant@google.com>
5572 * script-sections.cc (Output_section_definition::
5573 set_section_addresses): Rename shadowing local load_address to
5576 2009-06-24 Ian Lance Taylor <iant@google.com>
5579 * reloc.cc (relocate_sections): Skip empty relocation sections.
5581 2009-06-23 Ian Lance Taylor <iant@google.com>
5584 * layout.cc (Layout::create_note): Use choose_output_section
5585 rather than make_output_section.
5587 2009-06-23 Ian Lance Taylor <iant@google.com>
5590 * options.cc (General_options::parse_V): Set printed_version_.
5591 (General_options::General_options): Initialize printed_version_.
5592 * options.h (class General_options): Add printed_version_ field.
5593 * gold.cc (queue_initial_tasks): If there are no input files,
5594 don't give a fatal error if we printed the version information.
5595 (queue_middle_tasks): If using -r with a shared object, give a
5596 fatal error rather than an ordinary error.
5598 2009-06-23 Ian Lance Taylor <iant@google.com>
5601 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5602 (Layout::make_output_section): Set have_stabstr_section_ if we see
5603 a .stab*str section.
5604 (Layout::finalize): Call link_stabs_sections.
5605 (Layout::link_stabs_sections): New file.
5606 * layout.h (class Layout): Add have_stabstr_section_ field.
5607 Declare link_stabs_sections.
5609 2009-06-23 Doug Kwan <dougkwan@google.com>
5611 * Makefile.am (libgold_a_LIBADD): New.
5612 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5613 * Makefile.in: Regenerate.
5614 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5615 * configure: Regenerate.
5616 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5617 * fileread.cc: Include sys/state.h
5618 * gold.h: Declare memmem and strndup if found missing.
5619 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5621 2009-06-23 Ian Lance Taylor <iant@google.com>
5623 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5624 * configure: Rebuild.
5626 2009-06-23 Ian Lance Taylor <iant@google.com>
5629 * object.cc (Object::section_contents): Don't try to get a view if
5630 the section has length zero.
5631 (Object::handle_gnu_warning_section): If the section is empty, use
5632 the name of the section as the warning.
5634 2009-06-23 Ian Lance Taylor <iant@google.com>
5637 * stringpool.h (class Stringpool_template): Add optimize_ field.
5638 (Stringpool_template::set_optimize): New function.
5639 * stringpool.cc (Stringpool_template::Stringpool_template):
5640 Initialize optimize_ field.
5641 (Stringpool_template::set_string_offsets): Test local optimize
5642 fild rather than parameter.
5643 * layout.cc (Layout::Layout): Call set_optimize on the section
5646 2009-06-22 Ian Lance Taylor <iant@google.com>
5649 * yyscript.y: Parse TARGET.
5650 * script.cc (script_set_target): New function.
5651 * script-c.h (script_set_target): Declare.
5652 * options.cc (General_options::string_to_object_format): Rename
5653 from string_to_object_format in anonymous namespace. Change
5655 * options.h (class General_options): Declare
5656 string_to_object_format.
5658 2009-06-22 Ian Lance Taylor <iant@google.com>
5660 * script-sections.cc (Script_sections::create_segments): Don't put
5661 program headers in a PT_LOAD segment if -n or -N.
5663 2009-06-22 Ian Lance Taylor <iant@google.com>
5666 * options.h (class General_options): Add -z lazy and -z now. Sort
5667 -z options into alphabetical order.
5668 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5670 2009-06-21 Ian Lance Taylor <iant@google.com>
5672 * layout.cc (Layout::make_output_section): Call
5673 Target::new_output_section.
5674 (Layout::attach_allocated_section_to_segment): Put large section
5675 sections in a separate load segment with the large segment flag
5677 (Layout::segment_precedes): Sort large data segments after other
5679 (align_file_offset): New static function.
5680 (Layout::set_segment_offsets): Use align_file_offset.
5681 * output.h (class Output_section): Add is_small_section_ and
5682 is_large_section_ fields.
5683 (Output_section::is_small_section): New function.
5684 (Output_section::set_is_small_section): New function.
5685 (Output_section::is_large_section): New function.
5686 (Output_section::set_is_large_section): New function.
5687 (Output_section::is_large_data_section): New function.
5688 (class Output_segment): Add is_large_data_segment_ field.
5689 (Output_segment::is_large_data_segment): New function.
5690 (Output_segment::set_is_large_data_segment): New function.
5691 * output.cc (Output_section::Output_section): Initialize new
5693 (Output_segment::Output_segment): Likewise.
5694 (Output_segment::add_output_section): Add assertion that large
5695 data sections always go in large data segments. Force small data
5696 sections to the end of the list of data sections. Force small BSS
5697 sections to the start of the list of BSS sections. For large BSS
5698 sections to the end of the list of BSS sections.
5699 * symtab.h (class Symbol): Declare is_common_shndx.
5700 (Symbol::is_defined): Check Symbol::is_common_shndx.
5701 (Symbol::is_common): Likewise.
5702 (class Symbol_table): Define enum Commons_section_type. Update
5703 declarations. Add small_commons_ and large_commons_ fields.
5704 * symtab.cc (Symbol::is_common_shndx): New function.
5705 (Symbol_table::Symbol_table): Initialize new fields.
5706 (Symbol_table::add_from_object): Put small and large common
5707 symbols in the right list.
5708 (Symbol_table::sized_finalized_symbol): Check
5709 Symbol::is_common_shndx.
5710 (Symbol_table::sized_write_globals): Likewise.
5711 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5712 common symbol lists. Don't call do_allocate_commons_list if the
5714 (Symbol_table::do_allocate_commons_list): Remove is_tls
5715 parameter. Add comons_section_type parameter. Change all
5716 callers. Handle small and large common symbols.
5717 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5718 Symbol::is_common_shndx.
5719 * resolve.cc (symbol_to_bits): Likewise.
5720 * target.h (Target::small_common_shndx): New function.
5721 (Target::small_common_section_flags): New function.
5722 (Target::large_common_shndx): New function.
5723 (Target::large_common_section_flags): New function.
5724 (Target::new_output_section): New function.
5725 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5726 small_common_section_flags, and large_common_section_flags
5728 (Target::do_new_output_section): New virtual function.
5729 * arm.cc (Target_arm::arm_info): Initialize new fields.
5730 * i386.cc (Target_i386::i386_info): Likewise.
5731 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5733 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5734 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5735 (Target_x86_64::do_new_output_section): New function.
5736 * configure.ac: Define conditional MCMODEL_MEDIUM.
5737 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5738 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5739 (large_LDFLAGS): Define.
5740 * testsuite/large.c: New file.
5741 * testsuite/testfile.cc (Target_test::test_target_info):
5742 Initialize new fields.
5743 * configure, testsuite/Makefile.in: Rebuild.
5745 2009-06-05 Doug Kwan <dougkwan@google.com>
5747 * Makefile.am (CCFILES): Add target.cc.
5748 * Makefile.in: Regenerate.
5749 * i386.cc (class Target_i386): Define new virtual method to
5750 override do_is_local_label_name in parent.
5751 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5752 local symbols if --discard-locals or -X is given.
5753 * options.h (class General_options): Declare new options
5754 '--discard-locals' and '-X' for discarding locals.
5755 * target.h (class Target): Define new methods is_local_label_name.
5756 Declare new virtual method do_is_local_label_name.
5757 * target.cc: New file.
5758 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5759 (check_SCRIPTS): Add discard_locals_test.sh.
5760 (check_DATA): Add discard_local_tests.syms.
5761 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5762 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5763 * testsuite/Makefile.in: Regenerate.
5764 * testsuite/discard_locals_test.c: New file.
5765 * testsuite/discard_locals_test.sh: Same.
5767 2009-06-05 Doug Kwan <dougkwan@google.com>
5769 * object.cc (Sized_relobj::Sized_relobj): Initialize
5770 discarded_eh_frame_shndx_ to -1U.
5771 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5773 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5774 a discarded .eh_frame section.
5775 (Sized_relobj::do_finalize_local_symbols): Ditto.
5776 * object.h (class Sized_relobj): Declare new member
5777 discarded_eh_frame_shndx_.
5778 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5779 (local_labels_test.o, local_labels_test): New rules.
5780 * testsuite/Makefile.in: Regenerate.
5782 2009-06-04 Doug Kwan <dougkwan@google.com>
5784 * layout.cc (Layout::section_name_mapping): Add mapping for
5785 special ARM sections.
5787 2009-06-03 Doug Kwan <dougkwan@google.com>
5789 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5790 (utils::has_overflow): Same.
5792 2009-06-03 Ian Lance Taylor <iant@google.com>
5794 * layout.cc (Layout::section_name_mapping): New array, replacing
5795 Layout::linkonce_mapping.
5796 (Layout::section_name_mapping_count): New variable, replacing
5797 Layout::linkonce_mapping_count.
5798 (Layout::linkonce_output_name): Remove.
5799 (Layout::output_section_name): Rewrite.
5800 * layout.h (class Layout): Rename Linkonce_mapping to
5801 Section_name_mapping, linkonce_mapping to section_name_mapping,
5802 linkonce_mapping_count to section_name_mapping_count. Don't
5803 declare linkonce_output_name.
5805 2009-06-03 Doug Kwan <dougkwan@google.com>
5807 * gold/arm.cc (namespace utils): New.
5808 (Target_arm::reloc_is_non_pic): Define new method.
5809 (class Arm_relocate_functions): New.
5810 (Target_arm::Relocate::relocate): Handle relocation types used by
5813 2009-06-03 Ian Lance Taylor <iant@google.com>
5815 * arm.cc (Target_arm::scan::global): Use || instead of |.
5817 2009-06-02 Doug Kwan <dougkwan@google.com>
5819 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5820 issued_non_pic_error_.
5821 (class Target_arm::Scan): Declare new method check_non_pic.
5822 Define new method symbol_needs_plt_entry.
5823 Declare new data member issued_non_pic_error_.
5824 (class Target_arm::Relocate): Declare new method
5825 should_apply_static_reloc.
5826 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5827 (Target_arm::Scan::check_non_pic): Define new method.
5828 (Target_arm::Scan::local): Handle a small subset of reloc types used
5830 (Target_arm::Scan::local): Same.
5831 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5833 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5835 * incremental.cc (Incremental_inputs::report_command_line): Filter
5836 out --incremental-* options.
5838 2009-05-29 Doug Kwan <dougkwan@google.com>
5840 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5842 (class Target_arm): Update comment.
5843 (Target_arm::Target_arm): Initialize new data members GOT_,
5844 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5845 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5846 and Target_arm::rel_dyn_section.
5847 Declare new_enum Target_arm::Got_type.
5848 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5850 Update commments for member do_dynsym_value.
5851 (Target_arm::got_size, Target_arm::plt_section,
5852 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5853 new methods inside class defintion.
5854 (Target_arm::got_section): Define new method.
5855 (Target_arm::rel_dyn_section): Same.
5856 (Output_data_plt_arm): New template class.
5857 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5858 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5859 (Output_data_plt_arm::add_entry): Same.
5860 (Output_data_plt_arm::first_plt_entry): Define new
5861 static data member for PLT instruction template.
5862 (Output_data_plt_arm::plt_entry): Same.
5863 (Output_data_plt_arm::do_write): Define new method.
5864 (Target_arm::make_plt_entry): Same.
5865 (Target_arm::do_finalize_sections): Same.
5866 (Target_arm::do_dynsym_value): Same.
5868 2009-05-28 Doug Kwan <dougkwan@google.com>
5870 * Makefile.am (TARGETSOURCES): Add arm.cc.
5871 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5872 * Makefile.in: Regenerate.
5874 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5876 2009-05-26 Doug Kwan <dougkwan@google.com>
5878 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5879 (General_options::check_excluded_libs): Strip off directories in
5880 archive name before matching like GNU ld does.
5881 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5882 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5883 (exclude_libs_test_LDFLAGS): Add linker option
5884 -Wl,--exclude-libs,libexclude_libs_test_3
5885 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5886 an explicit archive without using -l.
5887 (alt/libexclude_libs_test_3.a): New make rule.
5888 * testsuite/Makefile.in: Regenerate.
5889 * testsuite/exclude_libs_test.c : Declare lib3_default().
5891 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5892 * exclude_libs_test_3.c: New file.
5894 2009-05-26 Nick Clifton <nickc@redhat.com>
5896 * po/id.po: New Indonesian translation.
5897 * po/gold.pot: Updated template file.
5899 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5901 * testsuite/Makefile.am: Add -ffunction-sections to compile
5902 gc_comdat_test files. Add -Wl,--gc-sections to build
5904 * testsuite/Makefile.in: Regenerate.
5905 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5907 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5909 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5910 kept comdat section was garbage collected.
5911 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5912 * testsuite/Makefile.in: Regenerate.
5913 * testsuite/gc_comdat_test.sh: New file.
5914 * testsuite/gc_comdat_test_1.cc: New file.
5915 * testsuite/gc_comdat_test_2.cc: New file.
5917 2009-05-19 Doug Kwan <dougkwan@google.com>
5919 * archive.cc (Archive::Archive): Move constructor from archive.h
5920 to here. Initialize no_export_.
5921 (Archive::get_elf_object_for_member): Set no_export flag of object.
5922 * archive.h (Archive::Archive): Move constructor body to
5924 (Archive::no_export): New method.
5925 (Archive::no_export_): New field.
5926 * object.h (Object::Object): Initialize no_export_ to false.
5927 (Object::no_export, Object::set_no_export): New methods.
5928 (Object::no_export_): New field.
5929 * options.cc (General_options::parse_exclude_libs): New method.
5930 (General_options::check_excluded_libs) Same.
5931 * options.h (exclude_libs): New option.
5932 (General_options::check_excluded_libs): New method declaration.
5933 (General_options::excluded_libs_): New field.
5934 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5935 default or protected visibility if an object has no-export flag set.
5936 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5937 (check_SCRIPTS): Add exclude_libs_test.sh.
5938 (check_DATA): Add exclude_libs_test.syms.
5939 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5940 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5941 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5942 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5943 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5944 libexclude_libs_test_2.a): New rules.
5945 * testsuite/Makefile.in: Regenerate.
5946 * testsuite/exclude_libs_test.c: New file.
5947 * testsuite/exclude_libs_test.sh: Ditto.
5948 * testsuite/exclude_libs_test_1.c: Ditto.
5949 * testsuite/exclude_libs_test_2.c: Ditto.
5951 2009-05-15 Ian Lance Taylor <iant@google.com>
5953 * configure.ac: Check for declarations for cases where libiberty.h
5954 checks HAVE_DECL_xxx.
5955 * configure, config.in: Rebuild.
5957 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5959 * gold.h (Incremental_argument_list): Remove (invalid) forward
5961 * incremental.cc (Incremental_inputs::report_achive): New method.
5962 (Incremental_inputs::report_object): New method.
5963 (Incremental_inputs::report_script): New method.
5964 (Incremental_inputs::finalize_inputs): New method.
5965 (Incremental_inputs::finalize): Call finalize_inputs().
5966 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5967 Create inputs entries.
5968 * incremental.h (Incremental_input_type): New enum.
5969 (Incremental_inputs::Incremental_input): Initialize new fields.
5970 (Incremental_inputs::report_inputs): New method.
5971 (Incremental_inputs::report_achive): New method.
5972 (Incremental_inputs::report_object): New method.
5973 (Incremental_inputs::report_script): New method.
5974 (Incremental_inputs::finalize_inputs): New method.
5975 (Incremental_inputs::Input_info): New struct.
5976 (Incremental_inputs::Input_info_map): New typedef.
5977 (Incremental_inputs::lock_): New field.
5978 (Incremental_inputs::Inputs_): New field.
5979 (Incremental_inputs::Inputs_map): New field.
5980 * main.cc (main): Call Incremental_input::report_inputs.
5981 * options.h (Input_argument_list): Typedef moved from
5983 (Input_file_group::Files): Remove, use ::Input_argument_list.
5984 (Input_file_group::Input_argument_list): Remove, use
5985 ::Input_argument_list.
5986 * plugin.cc (Plugin_manager::add_input_file): Add error in
5988 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5990 * script.cc (read_input_script): Call
5991 Incremental_input::report_script.
5992 * script.h (Script_info): New class.
5994 2009-04-27 Ian Lance Taylor <iant@google.com>
5996 * x86_64.cc (do_adjust_output_section): Set entsize to
5999 2009-04-23 Elliott Hughes <enh@google.com>
6001 * output.cc (Output_file::close): After short writes, continue
6002 writing from the correct offset in the buffer being written.
6004 2009-04-23 Chris Demetriou <cgd@google.com>
6006 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6007 * configure: Regenerate.
6008 * config.in: Regenerate.
6009 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6010 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6012 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6014 * incremental.cc (Incremental_inputs_header_data): Renamed from
6015 Incremental_input_header_data.
6016 (Incremental_inputs_header_data::data_size): New field.
6017 (Incremental_inputs_header_data::put_input_file_count): Renamed
6018 from input_file_count.
6019 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6020 from command_line_offset.
6021 (Incremental_inputs_header_data::put_reserved): Renamed from
6023 (Incremental_inputs_entry_data): Renamed from
6024 Incremental_input_entry_data.
6025 (Incremental_inputs_entry_data::data_size): New field.
6026 (Incremental_inputs::report_command_line): New method.
6027 (Incremental_inputs::finalize): New method.
6028 (Incremental_inputs::create_incremental_inputs_data): New method.
6029 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6030 * incremental.h: New file.
6031 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6032 (Layout::finalize): Create incremental inputs section in
6034 (Layout::create_incremental_info_sections): New method.
6035 * layout.h (Layout::incremental_inputs): New method.
6036 (Layout::create_incremental_info_sections): New method.
6037 (Layout::incremental_inputs_): New field.
6038 * main.cc (main): Notify Incremental_input of the command line.
6040 2009-04-01 Ian Lance Taylor <iant@google.com>
6041 Mikolaj Zalewski <mikolajz@google.com>
6043 * gold.h (reserve_unordered_map): Define, three versions, one for
6044 each version of Unordered_map.
6045 * layout.cc (Layout::Layout): Remove options parameter. Add
6046 number_of_input_files parameter. Don't initialize options_.
6047 Initialize number_of_input_files_ and resized_signatures_. Move
6048 sections_are_attached_.
6049 (Layout::layout_group): Reserve space for group_signatures_.
6050 (Layout::find_or_add_kept_section): Change name parameter to be a
6051 reference. Resize signatures_ map when it gets large enough.
6052 (Layout::layout_eh_frame): Use parameters->options() instead of
6054 (Layout::make_output_section): Likewise.
6055 (Layout::attach_allocated_section_to_segment): Likewise.
6056 (Layout::finalize, Layout::create_executable_stack): Likewise.
6057 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6058 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6059 * layout.h (class Layout): Update declarations. Remove options_
6060 field. Add number_of_input_files_ and resized_signatures_
6061 fields. Move sections_are_attached_ field.
6062 * main.cc (main): Pass number of input files to Layout
6063 constructor. Don't pass options.
6065 2009-03-30 Ian Lance Taylor <iant@google.com>
6067 * ffsll.c (ffsll): Correct implementation.
6069 2009-03-27 Ian Lance Taylor <iant@google.com>
6071 * ffsll.c: New file.
6072 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6073 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6074 * ftruncate.c (ftruncate): Declare before definition.
6075 * mremap.c (mremap): Likewise.
6076 * pread.c (pread): Likewise.
6077 * configure, Makefile.in, config.in: Rebuild.
6079 * mremap.c: New file.
6080 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6081 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6082 (mremap): Declare if HAVE_MREMAP is not defined.
6083 * configure, Makefile.in, config.in: Rebuild.
6085 2009-03-27 Cary Coutant <ccoutant@google.com>
6087 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6088 position independent.
6089 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6090 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6092 2009-03-24 Cary Coutant <ccoutant@google.com>
6094 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6096 (needs_dynamic_reloc): Likewise.
6098 2009-03-24 Ian Lance Taylor <iant@google.com>
6100 * yyscript.y (file_cmd): Recognize EXTERN.
6101 (extern_name_list, extern_name_list_body): New nonterminals.
6102 * script.cc (script_add_extern): Define.
6103 * script-c.h (script_add_extern): Declare.
6105 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6107 * object.cc (is_elf_object): Define.
6108 * object.h (is_elf_object): Declare.
6109 * archive.cc (Archive::get_elf_object_for_member): Call
6111 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6113 2009-03-24 Elliott Hughes <enh@google.com>
6115 * output.cc (Output_file::map_anonymous): Define.
6116 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6117 try an anonymous one. Report the size if the mmap fails.
6118 * output.h (class Output_file): Declare map_anonymous.
6120 2009-03-24 Ian Lance Taylor <iant@google.com>
6122 * target-select.cc (instantiate_target): Don't acquire the lock if
6123 the instantiated_target_ field has already been set.
6125 2009-03-23 Ian Lance Taylor <iant@google.com>
6127 * gold-threads.h (class Initialize_lock): Define.
6128 * gold-threads.cc (class Initialize_lock_once): Define.
6129 (initialize_lock_control): New static variable.
6130 (initialize_lock_pointer): New static variable.
6131 (initialize_lock_once): New static function.
6132 (Initialize_lock::Initialize_lock): Define.
6133 (Initialize_lock::initialize): Define.
6134 * target-select.h: Include "gold-threads.h".
6135 (class Target_selector): Add lock_ and initialize_lock_ fields.
6136 Don't define instantiate_target, just declare it.
6137 * target-select.cc (Target_selector::Target_selector): Initialize
6139 (Target_selector::instantiate_target): Define.
6140 * descriptors.h: Include "gold-threads.h".
6141 (class Descriptors): Add initialize_lock_ field.
6142 * descriptors.cc (Descriptors::Descriptors): Initialize new
6144 (Descriptors::open): Use initialize_lock_ field
6145 * errors.h (class Errors): Add initialize_lock_ field.
6146 * errors.cc (Errors::Errors): Initialize new field.
6147 (Errors::initialize_lock): Use initialize_lock_ field.
6148 * powerpc.cc (class Target_selector_powerpc): Remove
6149 instantiated_target_ field. In do_recognize call
6150 instantiate_target rather than do_instantiate_target. In
6151 do_instantiate_target just allocate a new target.
6152 * sparc.cc (class Target_selector_sparc): Likewise.
6154 * freebsd.h: New file.
6155 * i386.cc: Include "freebsd.h".
6156 (Target_i386): Derive from Target_freebsd rather than
6158 (Target_selector_i386): Derive from Target_selector_freebsd rather
6159 than Target_selector.
6160 * x86_64.cc: Include "freebsd.h".
6161 (Target_x86_64): Derive from Target_freebsd rather than
6163 (Target_selector_x86_64): Derive from Target_selector_freebsd
6164 rather than Target_selector.
6165 * target.h (class Target): Add adjust_elf_header and
6166 do_adjust_elf_header.
6167 * output.cc (Output_file_header:: do_sized_write): Call target
6168 adjust_elf_header routine.
6169 * configure.tgt: Set targ_osabi.
6170 * configure.ac: Define GOLD_DEFAULT_OSABI.
6171 * parameters.cc (Parameters::default_target): Pass
6172 GOLD_DEFAULT_OSABI to select_target.
6173 * target-select.h (class Target_selector): Make instantiate_target
6174 protected rather than private.
6175 * Makefile.am (HFILES): Add freebsd.h.
6176 * configure, Makefile.in, config.in: Rebuild.
6178 * merge.cc (do_add_input_section): Correct pend value. Change
6179 message about last entry not being null terminated from error to
6182 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6184 * incremental.cc: New file.
6185 * Makefile.am (CCFILES): Add incremental.cc.
6186 * Makefile.in: Rebuild.
6188 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6190 * layout.cc (Layout::output_section_name): Preserve names
6191 of '.note.' sections.
6193 2009-03-19 Ian Lance Taylor <iant@google.com>
6195 * descriptors.cc (Descriptors::open): Check that the options are
6196 valid before using them.
6198 2009-03-18 Ian Lance Taylor <iant@google.com>
6200 * script-sections.h: Include <list>.
6201 (class Script_sections): Change Sections_elements from std::vector
6202 to std::list. Typedef public Elements_iterator. Add
6203 orphan_section_placement_, data_segment_align_start_, and
6204 saw_data_segment_align_ fields. Remove data_segment_align_index_
6206 * script-sections.cc (class Orphan_section_placement): New class.
6207 (class Sections_element): Add virtual functions is_relro and
6208 orphan_section_init. Remove virtual function place_orphan_here.
6209 (class Output_section_definition): Add is_relro and
6210 orphan_section_init. Remove place_orphan_here.
6211 (class Orphan_output_section): Likewise.
6212 (Script_sections::Script_sections): Update for field changes.
6213 (Script_sections::data_segment_align): Set saw_data_segment_align_
6214 and data_segment_align_start_, not data_segment_align_index.
6215 (Script_sections::data_segment_relro_end): Check
6216 saw_data_segment_align_. Use data_segment_align_start_ rather
6217 than data_segment_align_index_.
6218 (Script_sections::place_orphan): Rewrite to use
6219 Orphan_section_placement.
6221 2009-03-17 Ian Lance Taylor <iant@google.com>
6223 * archive.cc (Archive::add_symbols): Check for a version attached
6224 to the symbol name in the archive map.
6225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6226 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6227 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6228 (ver_test_11.a): New target.
6229 * testsuite/Makefile.in: Rebuild.
6231 * configure.ac: Check for chsize and posix_fallocate. Replace
6233 * ftruncate.c: New file, from gnulib.
6234 * output.cc (posix_fallocate): Define dummy version if not
6235 HAVE_POSIX_FALLOCATE.
6236 (Output_file::map): Call posix_fallocate rather than lseek and
6238 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6239 * configure, Makefile.in, config.in: Rebuild.
6241 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6243 * layout.h (Layout::create_note): Add section_name parameter.
6244 * layout.cc (Layout::create_note): Likewise.
6245 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6247 2009-03-17 Ian Lance Taylor <iant@google.com>
6249 * descriptors.cc: Include "options.h".
6250 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6251 (Descriptors::open): Always use O_CLOEXEC when opening a new
6252 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6253 then set FD_CLOEXEC.
6255 * sparc.cc (class Target_sparc): Add has_got_section.
6256 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6257 make sure we have a GOT section.
6259 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6260 (Target_sparc::Scan::local): Likewise.
6261 (Target_sparc::Scan::global): Likewise.
6262 (Target_sparc::Relocate::relocate): Likewise.
6263 (Target_sparc::Relocate::relocate_tls): Likewise.
6265 * symtab.cc (Symbol_table::define_default_version): New function,
6266 broken out of add_from_object.
6267 (Symbol_table::add_from_object): Call define_default_version.
6268 (Symbol_table::define_special_symbol): Add resolve_oldsym
6269 parameter. Change all callers. If the version for a symbol comes
6270 from a version script, resolve it with the symbol with the same
6271 name with no version. Also add the symbol without a version if
6273 (do_define_in_output_data): If resolving with oldsym, don't delete
6275 (do_define_in_output_segment): Likewise.
6276 (do_define_as_constant): Likewise.
6277 * symtab.h (class Symbol_table): Update declarations.
6279 2009-03-13 Ian Lance Taylor <iant@google.com>
6281 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6282 (Read_symbols::requeue): New function.
6283 (Read_symbols::do_read_symbols): If make_elf_object fails because
6284 the target type is not configured, and the file was searched for,
6285 issue a warning and retry with the next directory.
6286 (Add_symbols::run): If the file has an incompatible format, and
6287 it was searched for, requeue the Read_symbols task. On error,
6289 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6290 dirindex parameter to constructor. Change all callers. Declare
6291 incompatible_warning and requeue.
6292 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6293 input_argument_ and input_group_ fields. Add them to
6294 constructor. Change all callers.
6295 (class Read_script): Add dirindex_ field. Add it to constructor.
6297 * archive.cc (Archive::setup): Remove input_objects parameter.
6299 (Archive::get_file_and_offset): Likewise.
6300 (Archive::read_all_symbols): Likewise.
6301 (Archive::read_symbols): Likewise.
6302 (Archive::get_elf_object_for_member): Remove input_objects
6303 parameter. Add punconfigured parameter. Change all callers.
6304 (Archive::add_symbols): Change return type to bool. Check return
6305 value of include_member.
6306 (Archive::include_all_members): Likewise.
6307 (Archive::include_member): Change return type to bool. Return
6308 false if first included object has incompatible target. Set
6309 included_member_ field.
6310 (Add_archive_symbols::run): If add_symbols returns false, requeue
6312 * archive.h (class Archive): Add included_member_ field.
6313 Initialize it in constructor. Add input_file and searched_for
6314 methods. Update declarations.
6315 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6316 input_argument_ fields. Add them to constructor. Change all
6318 * script.cc: Include "target-select.h".
6319 (class Parser_closure): Add skip_on_incompatible_target_ and
6320 found_incompatible_target_ fields. Add
6321 skip_on_incompatible_target parameter to constructor. Change all
6322 callers. Add methods skip_on_incompatible_target,
6323 clear_skip_on_incompatible_target, found_incompatible_target, and
6324 set_found_incompatible_target.
6325 (read_input_script): Add dirindex parameter. Change all callers.
6326 If parser finds an incompatible target, requeue Read_symbols
6328 (script_set_symbol): Clear skip_on_incompatible_target in
6330 (script_add_assertion, script_parse_option): Likewise.
6331 (script_start_sections, script_add_phdr): Likewise.
6332 (script_check_output_format): New function.
6333 * script.h (read_input_script): Update declaration.
6334 * script-c.h (script_check_output_format): Declare.
6335 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6336 (ignore_cmd): Remove OUTPUT_FORMAT.
6337 * fileread.cc (Input_file::Input_file): Add explicit this.
6338 (Input_file::will_search_for): New function.
6339 (Input_file::open): Add pindex parameter. Change all callers.
6340 * fileread.h (class Input_file): Add input_file_argument method.
6341 Declare will_search_for. Update declarations.
6342 * object.cc (make_elf_object): Add punconfigured parameter.
6344 * object.h (class Object): Make input_file public. Add
6345 searched_for method.
6346 (make_elf_object): Update declaration.
6347 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6349 * dirsearch.h (class Dirsearch): Update declaration.
6350 * options.h (class General_options): Add --warn-search-mismatch.
6351 * parameters.cc (Parameters::is_compatible_target): New function.
6352 * parameters.h (class Parameters): Declare is_compatible_target.
6353 * workqueue.cc (Workqueue::add_blocker): New function.
6354 * workqueue.h (class Workqueue): Declare add_blocker.
6356 * fileread.cc (Input_file::open): Remove options parameter.
6358 (Input_file::open_binary): Likewise.
6359 * script.cc (read_input_script): Likewise.
6360 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6361 options parameter from constructor. Change all callers.
6362 (class Read_script): Likewise.
6363 * fileread.h (class Input_file): Update declarations.
6364 * script.h (read_input_script): Update declaration.
6366 2009-03-10 Nick Clifton <nickc@redhat.com>
6368 * po/es.po: New Spanish translation.
6370 2009-03-06 Cary Coutant <ccoutant@google.com>
6372 * options.cc (parse_short_option): Keep dash_z from registering itself.
6374 2009-03-03 Ian Lance Taylor <iant@google.com>
6377 * target-reloc.h (relocate_section): Pass output_section to
6379 * i386.cc (Target_i386::should_apply_static_reloc): Add
6380 output_section parameter. Change all callers.
6381 (Target_i386::Relocate::relocate): Add output_section parameter.
6382 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6383 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6384 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6385 * testsuite/two_file_shared.sh: New script.
6386 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6387 (check_DATA): Add two_file_shared.dbg.
6388 (two_file_shared.dbg): New target.
6389 * testsuite/Makefile.in: Rebuild.
6391 2009-03-01 Ian Lance Taylor <iant@google.com>
6393 * configure.ac: Check for byteswap.h.
6394 * configure: Rebuild.
6395 * config.in: Rebuild.
6397 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6399 * layout.cc (Layout::find_or_add_kept_section): New function.
6400 (Layout::add_comdat): Removed.
6401 * layout.h (struct Kept_section): Move out of class Layout.
6402 Remove trailing underscores from field names. Add group_sections
6403 field. Rename group_ field to is_group. Change all uses.
6404 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6405 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6406 comdat_groups_ field.
6407 (Sized_relobj::include_section_group): Use
6408 find_or_add_kept_section and Kept_section::group_sections.
6409 (Sized_relobj::include_linkonce_section): Likewise.
6410 * object.cc (class Sized_relobj): Don't define Comdat_group or
6411 Comdat_group_table. Remove find_comdat_group and
6412 add_comdat_group. Remove comdat_groups_ field.
6413 * plugin.cc (include_comdat_group): Use
6414 Layout::find_or_add_kept_section.
6416 2009-02-28 Ian Lance Taylor <iant@google.com>
6418 * README: --gc-sections and map files are now supported. Document
6419 some build requirements.
6422 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6423 relocatable link set the value of the section symbol to zero.
6424 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6425 relocatable link don't include the section address in the local
6428 2009-02-27 Ian Lance Taylor <iant@google.com>
6431 * options.h (class Search_directory): Add is_system_directory.
6432 (class General_options): Declare is_in_system_directory.
6433 * options.cc (get_relative_sysroot): Make static.
6434 (get_default_sysroot): Make static.
6435 (General_optoins::is_in_system_directory): New function.
6436 * fileread.cc (Input_file::is_in_system_directory): New function.
6437 * fileread.h (class Input_file): Declare is_in_system_directory.
6438 * object.h (class Object): Add is_in_system_directory.
6439 (class Input_objects): Remove system_library_directory_ field.
6440 * object.cc (Input_objects::add_object): Don't set
6441 system_library_directory_.
6442 (input_objects::found_in_system_library_directory): Remove.
6443 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6444 parameter. Change all callers.
6445 (Symbol_table::sized_write_globals): Likewise.
6446 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6447 Call Object::is_in_system_directory.
6448 * symtab.h (class Symbol_table): Update declarations.
6451 * descriptors.h (Open_descriptor): Add is_on_stack field.
6452 * descriptors.cc (Descriptors::open): If the descriptor is on the
6453 top of the stack, remove it. Initialize is_on_stack field.
6454 (Descriptors::release): Only add pod to stack if it is not on the
6456 (Descriptors::close_some_descriptor): Clear stack_next and
6460 * output.cc (Output_section::find_starting_output_address): Rename
6461 from starting_output_address; add PADDR parameter; change return
6463 * output.h (class Output_section): Declare
6464 find_starting_output_address instead of starting_output_address.
6465 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6466 section symbol for which we can't find a merge section.
6469 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6470 hidden or internal, force the symbol to be local.
6471 * resolve.cc (Symbol::override_visibility): Define.
6472 (Symbol::override_base): Use override_visibility.
6473 (Symbol_table::resolve): Likewise.
6474 (Symbol::override_base_with_special): Likewise.
6475 (Symbol_table::override_with_special): If the visibility is hidden
6476 or internal, force the symbol to be local.
6477 * symtab.h (class Symbol): Add set_visibility and
6478 override_visibility.
6479 * testsuite/ver_test_1.sh: New file.
6480 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6481 (check_DATA): Add ver_test_1.syms.
6482 (ver_test_1.syms): New target.
6483 * testsuite/Makefile.in: Rebuild.
6485 2009-02-25 Cary Coutant <ccoutant@google.com>
6487 * layout.cc (Layout::choose_output_section): Don't rename sections
6488 when using a linker script that has a SECTIONS clause.
6489 * Makefile.in: Regenerate.
6491 * testsuite/Makefile.am (script_test_5.sh): New test case.
6492 * testsuite/Makefile.in: Regenerate.
6493 * testsuite/script_test_5.cc: New file.
6494 * testsuite/script_test_5.sh: New file.
6495 * testsuite/script_test_5.t: New file.
6497 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6499 * archive.cc (Archive::include_member): Update calls to add_symbols.
6500 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6501 the Layout argument.
6502 * dynobj.h (do_add_symbols): Add the Layout argument.
6503 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6505 * object.h (Object::add_symbols): Add the Layout argument.
6506 (Object::do_add_symbols): Add the Layout argument.
6507 (Sized_relobj::do_add_symbols): Add the Layout argument.
6508 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6509 Unify the two versions.
6510 (Add_plugin_symbols): Remove.
6511 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6512 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6513 (Add_plugin_symbols): Remove.
6514 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6515 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6516 (Add_symbols::run): Make it work with Pulginobj.
6518 2009-02-06 Ian Lance Taylor <iant@google.com>
6520 * object.cc (Sized_relobj::do_layout): Make info message start
6521 with lower case letter.
6523 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6525 * binary.cc: Fix file comment.
6527 * options.h (enum Incremental_disposition): Define.
6528 (class General_options): Add new options: --incremental,
6529 --incremental_changed, --incremental_unchanged,
6530 --incremental_unknown. Add incremental_disposition_ and
6531 implicit_incremental_ fields.
6532 (General_options::incremental_disposition): New function.
6533 (class Position_dependent_options): Add incremental_disposition
6535 (Position_dependent_options::copy_from_options): Set incremental
6537 * options.cc (General_options::parse_incremental_changed): New
6539 (General_options::parse_incremental_unchanged): New function.
6540 (General_options::parse_incremental_unknown): New function.
6541 (General_options::General_options): Initialize new fields
6542 incremental_disposition_ and implicit_incremental_.
6543 (General_options::finalize): Check for uasge of --incremental-*
6544 without --incremental.
6546 2009-02-06 Chris Demetriou <cgd@google.com>
6548 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6549 pointer and to report location as the file name associated with
6551 (gold_undefined_symbol_at_location): New function to replace the
6552 old gold_undefined_symbol functionality.
6553 * target-reloc.h (relocate_section): Update to use
6554 gold_undefined_symbol_at_location.
6555 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6556 Call gold_undefined_symbol function rather than gold_error.
6557 * errors.h (Errors::undefined_symbol): Take location as a
6558 string, rather than calculating it from a relocation.
6559 * errors.cc (Errors::fatal): Print "fatal error:" before the
6561 (Errors::error, Errors::error_at_location): Print "error: "
6562 before the formatted message.
6563 (Errors::undefined_symbol): Take location as a string, rather
6564 than calculating it from a relocation.
6565 (gold_undefined_symbol_at_location): New function akin to
6566 old gold_undefined_symbol, calculates location from relocation.
6567 (gold_undefined_symbol): Change to take only a Symbol pointer
6568 and to report location as the file name associated with the symbol.
6569 * testsuite/debug_msg.sh: Update for changed error messages.
6570 * testsuite/undef_symbol.sh: Likewise.
6572 2009-02-04 Duncan Sands <baldrick@free.fr>
6575 * reduced_debug_output.h
6576 (Output_reduced_debug_abbrev_section::failed): Use format for
6578 (Output_reduced_debug_info_section::faild): Likewise.
6580 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6582 * script.cc (Lazy_demangler): New class.
6583 (Version_script_info::get_symbol_version_helper): Demangle a
6586 2009-01-29 Cary Coutant <ccoutant@google.com>
6588 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6590 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6592 2009-01-28 Ian Lance Taylor <iant@google.com>
6594 * version.cc (version_string): Bump to 1.9.
6596 * gold.h: Include <cstring> and <stdint.h>.
6597 * version.cc: Include <cstdio>.
6598 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6600 * reduced_debug_output.cc (insert_into_vector): Rename from
6601 Insert_into_vector; change all callers. Use Swap_unaligned to
6602 avoid aliasing issue; remove union since it is unnecessary.
6604 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6606 * Makefile.am (CCFILES): Add gc.cc.
6608 * Makefile.in: Regenerate.
6609 * gold.cc (Gc_runner): New class.
6610 (queue_initial_tasks): Call garbage collection related tasks
6611 when corresponding options are invoked.
6612 (queue_middle_gc_tasks): New function.
6613 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6614 processed early before laying out sections during garbage collection.
6615 * gold.h (queue_middle_gc_tasks): New function.
6616 (is_prefix_of): Move from "layout.cc".
6617 * i386.cc (Target_i386::gc_process_relocs): New function.
6618 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6619 * main.cc (main): Create object of class "Garbage_collection".
6620 * object.cc (Relobj::copy_symbols_data): New function.
6621 (Relobj::is_section_name_included): New function.
6622 (Sized_relobj::do_layout): Allow this function to be called twice
6623 during garbage collection and defer layout of section during the
6625 * object.h (Relobj::get_symbols_data): New function.
6626 (Relobj::is_section_name_included): New function.
6627 (Relobj::copy_symbols_data): New function.
6628 (Relobj::set_symbols_data): New function.
6629 (Relobj::get_relocs_data): New function.
6630 (Relobj::set_relocs_data): New function.
6631 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6632 (Relobj::gc_process_relocs): New function.
6633 (Relobj::do_gc_process_relocs): New pure virtual function.
6634 (Relobj::sd_): New data member.
6635 (Sized_relobj::is_output_section_offset_invalid): New function.
6636 (Sized_relobj::do_gc_process_relocs): New function.
6637 * options.h (General_options::gc_sections): Modify to not be a no-op.
6638 (General_options::print_gc_sections): New option.
6639 * plugin.cc (Plugin_finish::run): Remove function call to
6640 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6641 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6642 * reloc.cc (Read_relocs::run): Add task to process relocs and
6643 determine unreferenced sections when doing garbage collection.
6644 (Gc_process_relocs): New class.
6645 (Sized_relobj::do_gc_process_relocs): New function.
6646 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6647 sections that are garbage collected.
6648 * reloc.h (Gc_process_relocs): New class.
6649 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6650 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6651 symbols whose corresponding sections are garbage collected.
6652 (Symbol_table::Symbol_table): Add new parameter for the garbage
6654 (Symbol_table::gc_mark_undef_symbols): New function.
6655 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6656 (Symbol_table::gc_mark_dyn_syms): New function.
6657 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6659 (Symbol_table::add_from_object): Likewise.
6660 (Symbol_table::add_from_relobj): When building shared objects, do not
6661 treat externally visible symbols as garbage.
6662 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6663 table information for static and relocatable links.
6664 * symtab.h (Symbol_table::set_gc): New function.
6665 (Symbol_table::gc): New function.
6666 (Symbol_table::gc_mark_undef_symbols): New function.
6667 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6668 (Symbol_table::gc_mark_dyn_syms): New function.
6669 (Symbol_table::gc_): New data member.
6670 * target.h (Sized_target::gc_process_relocs): New pure virtual
6672 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6673 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6675 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6677 * options.h (General_options::gc_sections): Define as a no-op for now.
6678 (General_options::no_keep_memory): Ditto.
6679 (General_options::Bshareable): Define.
6680 * options.cc (General_options::finalize): Honor -Bshareable.
6682 2009-01-20 Andreas Schwab <schwab@suse.de>
6684 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6685 read the value in the contents, since we don't use it. Use the
6686 template endianness when writing.
6687 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6689 2009-01-19 Andreas Schwab <schwab@suse.de>
6691 * configure.tgt (powerpc64-*): Fix targ_obj.
6693 2009-01-15 Ian Lance Taylor <iant@google.com>
6695 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6696 local symbols when stripping all symbols.
6698 2009-01-14 Cary Coutant <ccoutant@google.com>
6700 * output.cc (Output_reloc): Add explicit instantiations.
6702 2009-01-14 Cary Coutant <ccoutant@google.com>
6704 * archive.cc (Archive::get_elf_object_for_member): Remove call
6705 to File_read::claim_for_plugin.
6706 * descriptors.cc (Descriptors::open): Remove reference to
6708 (Descriptors::claim_for_plugin): Remove.
6709 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6710 (Descriptors::is_claimed): Remove.
6711 (claim_descriptor_for_plugin): Remove.
6712 * fileread.cc (File_read::claim_for_plugin): Remove.
6713 * fileread.h (File_read::claim_for_plugin): Remove.
6714 (File_read::descriptor): Reopen descriptor if necessary.
6715 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6716 (Plugin_manager::all_symbols_read): Add task parameter. Change
6718 (Plugin_manager::get_input_file): New function.
6719 (Plugin_manager::release_input_file): New function.
6720 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6721 corresponding data member.
6722 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6723 and pass to base constructor. Change all callers.
6724 (get_input_file, release_input_file): New functions.
6725 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6726 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6727 (Plugin_manager::all_symbols_read): Add task parameter.
6728 (Plugin_manager::get_input_file): New function.
6729 (Plugin_manager::release_input_file): New function.
6730 (Plugin_manager::task_): New data member.
6731 (Pluginobj::Pluginobj): Add filesize parameter.
6732 (Pluginobj::filename): New function.
6733 (Pluginobj::descriptor): New function.
6734 (Pluginobj::filesize): New function.
6735 (Pluginobj::filesize_): New data member.
6736 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6737 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6738 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6740 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6741 with archive libraries.
6742 * testsuite/Makefile.in: Regenerate.
6743 * testsuite/plugin_test.c (struct sym_info): New type.
6744 (get_input_file, release_input_file): New static variables.
6745 (onload): Capture new transfer vector entries.
6746 (claim_file_hook): Stop reading at end of file according to filesize.
6747 Factor out parsing of readelf output into separate function.
6748 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6749 APIs and get the source file name from the symbol table. Convert
6750 source file name to corresponding object file name. Print info
6751 message when adding new input files.
6752 (parse_readelf_line): New function.
6753 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6754 * testsuite/plugin_test_2.sh: Likewise.
6755 * testsuite/plugin_test_3.sh: Likewise.
6756 * testsuite/plugin_test_4.sh: New test case.
6758 2009-01-07 Ian Lance Taylor <iant@google.com>
6760 * version.cc (version_string): Bump to 1.8.
6762 2008-12-23 Cary Coutant <ccoutant@google.com>
6764 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6765 * plugin.cc (Plugin_manager::finish): Rename as
6766 layout_deferred_objects. Move cleanup to separate function.
6767 (Plugin_manager::cleanup): New function.
6768 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6770 * plugin.h (Plugin_manager::finish): Rename as
6771 layout_deferred_objects.
6772 (Plugin_manager::cleanup): New function.
6773 (Plugin_manager::cleanup_done): New field.
6775 2008-12-23 Cary Coutant <ccoutant@google.com>
6777 * plugin.cc (is_visible_from_outside): New function.
6778 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6779 so we don't return "IR only" status for exported symbols or -r links.
6781 * testsuite/Makefile.am (plugin_test_3): New test case.
6782 * testsuite/Makefile.in: Regenerate.
6783 * testsuite/plugin_test_3.sh: New file.
6785 2008-12-22 Cary Coutant <ccoutant@google.com>
6787 * object.cc (Sized_relobj::layout_section): New function.
6788 (Sized_relobj::do_layout): Defer layout of input sections until after
6789 plugin has provided replacement files.
6790 (Sized_relobj::do_layout_deferred_sections): New function.
6791 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6792 (Relobj::layout_deferred_sections): New function.
6793 (Relobj::do_layout_deferred_sections): New function.
6794 (Sized_relobj::do_layout_deferred_sections): New function.
6795 (Sized_relobj::layout_section): New function.
6796 (Sized_relobj::Deferred_layout): New structure.
6797 (Sized_relobj::deferred_layout_): New field.
6798 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6799 Change all callers. Layout deferred sections.
6800 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6802 (Plugin_hook::run): Move code from do_plugin_hook inline.
6803 (Plugin_hook::do_plugin_hook): Remove.
6804 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6805 (Plugin_manager::finish): Renamed, was cleanup.
6806 (Plugin_manager::should_defer_layout): New function.
6807 (Plugin_manager::add_deferred_layout_object): New function.
6808 (Plugin_manager::Deferred_layout_list): New type.
6809 (Plugin_manager::deferred_layout_objects_): New field.
6810 (Plugin_hook::do_plugin_hook): Remove.
6812 2008-12-17 Ian Lance Taylor <iant@google.com>
6814 * options.h (class General_options): Add --no case for
6817 2008-12-16 Cary Coutant <ccoutant@google.com>
6819 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6821 (Plugin_manager::claim_file): Create plugin object even if
6822 plugin did not call the add_symbols callback.
6823 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6824 asking for more symbols than were added.
6825 * testsuite/Makefile.am (plugin_test_1): Add test case with
6827 (empty.syms): New target.
6828 * testsuite/Makefile.in: Regenerate.
6829 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6830 message. Don't call add_symbols if no globals.
6831 (all_symbols_read_hook): Don't provide replacement for empty
6834 2008-12-12 Ian Lance Taylor <iant@google.com>
6836 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6837 r_type == 0 for a local symbol with r_sym == 0.
6838 (scan_relocatable_relocs): Pass r_sym to
6839 local_non_section_strategy.
6840 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6843 * configure.ac: Update test for TLS descriptors: they are
6844 supported as of glibc 2.9.
6845 * configure: Rebuild.
6847 2008-12-11 Ian Lance Taylor <iant@google.com>
6850 * target-reloc.h (Default_scan_relocatable_relocs): For each
6851 function, map r_type == 0 to RELOC_DISCARD.
6853 2008-12-10 Cary Coutant <ccoutant@google.com>
6855 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6856 object to override a kept COMDAT group from a plugin object.
6858 2008-12-09 Ian Lance Taylor <iant@google.com>
6861 * yyscript.y (file_cmd): Handle INPUT.
6863 * testsuite/initpri1.c: Change all declarations to be full
6864 prototypes by adding void, to avoid compiler warnings.
6866 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6868 * options.cc (General_options::parse_plugin_opt): New.
6869 (General_options::add_plugin): The argument now is just the filename.
6870 (General_options::add_plugin_option): New.
6871 * options.h (plugin_opt): New.
6872 (add_plugin): Change argument name.
6873 (add_plugin_option): New.
6874 * plugin.cc (Plugin::load): Don't parse the plugin option.
6875 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6876 (Plugin::add_option): New.
6877 (Plugin::args_): Change type.
6878 (Plugin::filename_): New.
6879 (Plugin_manager::add_plugin_option): New.
6880 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6881 * testsuite/Makefile.in: Regenerate.
6883 2008-12-05 Cary Coutant <ccoutant@google.com>
6885 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6886 Handle --strip-lto-sections option.
6887 * options.h (strip_lto_sections): New option.
6889 2008-12-01 Cary Coutant <ccoutant@google.com>
6891 * plugin.cc (ld_plugin_message): Change format parameter to const.
6892 Fix mismatch between new[] and delete.
6894 2008-11-14 Cary Coutant <ccoutant@google.com>
6896 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6899 2008-11-05 Craig Silverstein <csilvers@google.com>
6901 * options.cc (General_options::parse_dynamic_list): New function.
6902 * options.h (General_options): New flags dynamic_list,
6903 dynamic_list_data, dynamic_list_cpp_new, and
6904 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6905 (General_options::in_dynamic_list): New function.
6906 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6907 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6908 (Lex::can_continue_name): Likewise.
6910 (read_script_file): New parameter script_options.
6911 (read_dynamic_list): New function.
6912 (Script_options::define_dynamic_list): New function.
6913 (dynamic_list_keyword_parsecodes): New variable.
6914 (dynamic_list_keywords): New variable.
6915 * script.h (Script_options::define_dynamic_list): New function
6917 (read_dynamic_list): New function prototype.
6918 * symtab.cc (strprefix): New macro.
6919 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6920 dynamic_list_data, dynamic_list_cpp_new, and
6921 dynamic_list_cpp_typeinfo.
6922 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6923 (dynamic_list_expr): New rule.
6924 (dynamic_list_nodes): Likewise.
6925 (dynamic_list_node): Likewise.
6926 * testsuite/Makefile.am (dynamic_list): New test.
6927 * testsuite/Makefile.in: Regenerated.
6928 * testsuite/dynamic_list.t: New file.
6929 * testsuite/dynamic_list.sh: New file.
6931 2008-11-05 Craig Silverstein <csilvers@google.com>
6933 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6934 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6935 (t11_last): Likewise.
6936 * testsuite/ver_test_6.c (main): Likewise.
6938 2008-10-07 Cary Coutant <ccoutant@google.com>
6940 * options.c (General_options::finalize): Add check for -static and
6942 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6945 2008-10-02 Cary Coutant <ccoutant@google.com>
6947 * plugin.cc (make_sized_plugin_object): Fix conditional
6948 compilation to work when not all targets are enabled.
6950 2008-09-29 Cary Coutant <ccoutant@google.com>
6952 * archive.cc (Archive::get_file_and_offset): Use filename instead
6953 of name to get library path.
6954 (Archive::include_member): Unlock external member of a thin archive.
6956 * testsuite/Makefile.am (TEST_AR): New variable.
6957 (thin_archive_test_1): New test.
6958 (thin_archive_test_2): New test.
6959 * testsuite/Makefile.in: Regenerate.
6960 * testsuite/thin_archive_main.cc: New file.
6961 * testsuite/thin_archive_test_1.cc: New file.
6962 * testsuite/thin_archive_test_2.cc: New file.
6963 * testsuite/thin_archive_test_3.cc: New file.
6964 * testsuite/thin_archive_test_4.cc: New file.
6966 2008-09-29 Cary Coutant <ccoutant@google.com>
6968 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6969 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6971 (Sized_relobj::do_finalize_local_symbols): Likewise.
6972 (Sized_relobj::map_to_kept_section): Likewise.
6973 * object.h (Sized_relobj::invalid_address): New constant.
6974 (Sized_relobj::do_output_section_offset): Check for invalid_address
6976 * output.cc (Output_reloc::local_section_offset): Use constant
6977 invalid_address instead of -1U.
6978 (Output_reloc::get_address): Likewise.
6979 (Output_section::output_address): Change -1U to -1ULL.
6980 * output.h (Output_reloc::invalid_address): New constant.
6981 * reloc.cc (Sized_relobj::write_sections): Use constant
6982 invalid_address instead of -1U.
6983 (Sized_relobj::relocate_sections): Likewise.
6984 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6985 values for merge sections.
6986 * target-reloc.h (relocate_for_relocatable): Use constant
6987 invalid_address instead of -1U.
6989 2008-09-19 Cary Coutant <ccoutant@google.com>
6991 Add plugin functionality for link-time optimization (LTO).
6992 * configure.ac (plugins): Add --enable-plugins option.
6993 * configure: Regenerate.
6994 * config.in: Regenerate.
6995 * Makefile.am (LIBDL): New variable.
6996 (CCFILES): Add plugin.cc.
6997 (HFILES): Add plugin.h.
6998 (ldadd_var): Add LIBDL.
6999 * Makefile.in: Regenerate.
7001 * archive.cc: Include "plugin.h".
7002 (Archive::setup): Don't preread archive symbols when using a plugin.
7003 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7004 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7006 (Archive::include_member): Add symbols from plugin objects.
7007 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7008 * descriptors.cc (Descriptors::open): Check for file descriptors
7009 abandoned by plugins.
7010 (Descriptors::claim_for_plugin): New function.
7011 * descriptors.h (Descriptors::claim_for_plugin): New function.
7012 (Open_descriptor::is_claimed): New field.
7013 (claim_descriptor_for_plugin): New function.
7014 * fileread.cc (File_read::claim_for_plugin): New function.
7015 * fileread.h (File_read::claim_for_plugin): New function.
7016 (File_read::descriptor): New function.
7017 * gold.cc: Include "plugin.h".
7018 (queue_initial_tasks): Add task to call plugin hooks for generating
7020 * main.cc: Include "plugin.h".
7021 (main): Load plugin libraries.
7022 * object.h (Pluginobj): Declare.
7023 (Object::pluginobj): New function.
7024 (Object::do_pluginobj): New function.
7025 (Object::set_target): New function.
7026 * options.cc: Include "plugin.h".
7027 (General_options::parse_plugin): New function.
7028 (General_options::General_options): Initialize plugins_ field.
7029 (General_options::add_plugin): New function.
7030 * options.h (Plugin_manager): Declare.
7031 (General_options): Add --plugin option.
7032 (General_options::has_plugins): New function.
7033 (General_options::plugins): New function.
7034 (General_options::add_plugin): New function.
7035 (General_options::plugins_): New field.
7036 * plugin.cc: New file.
7037 * plugin.h: New file.
7038 * readsyms.cc: Include "plugin.h".
7039 (Read_symbols::do_read_symbols): Check for archive before checking
7040 for ELF file. Call plugin hooks to claim files.
7041 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7042 from a real object file; force override when processing replacement
7044 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7045 (Symbol::init_base_object): Likewise.
7046 (Symbol::init_base_output_data): Likewise.
7047 (Symbol::init_base_output_segment): Likewise.
7048 (Symbol::init_base_constant): Likewise.
7049 (Symbol::init_base_undefined): Likewise.
7050 (Symbol::output_section): Assert that object is not a plugin.
7051 (Symbol_table::add_from_pluginobj): New function.
7052 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7054 (Symbol_table::sized_write_globals): Likewise.
7055 (Symbol_table::add_from_pluginobj): Instantiate template.
7056 * symtab.h (Sized_pluginobj): Declare.
7057 (Symbol::in_real_elf): New function.
7058 (Symbol::set_in_real_elf): New function.
7059 (Symbol::in_real_elf_): New field.
7060 (Symbol_table::add_from_pluginobj): New function.
7062 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7063 (LIBDL): New variable.
7065 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7066 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7067 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7068 (MOSTLYCLEANFILES): Likewise.
7069 * testsuite/Makefile.in: Regenerate.
7070 * testsuite/plugin_test.c: New file.
7071 * testsuite/plugin_test_1.sh: New file.
7072 * testsuite/plugin_test_2.sh: New file.
7074 2008-09-16 Ian Lance Taylor <iant@google.com>
7076 * target-reloc.h (relocate_section): Check whether a symbol is
7077 defined by the ABI before reporting an undefined symbol error.
7078 * target.h (Target::is_defined_by_abi): Make parameter const.
7079 (Target::do_is_defined_by_abi): Likewise.
7080 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7081 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7082 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7083 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7084 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7085 * testsuite/Makefile.in: Rebuild.
7087 * fileread.cc (make_view): Add casts to avoid warning.
7089 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7091 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7092 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7094 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7096 * options.h (General_options::output_is_executable): New.
7097 (General_options::output_is_pie): New.
7098 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7099 for shared libraries.
7100 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7102 2008-09-11 Chris Demetriou <cgd@google.com>
7104 * options.h (origin): New -z option.
7105 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7106 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7109 2008-09-05 Cary Coutant <ccoutant@google.com>
7111 * fileread.cc (File_read::make_view): Add check for attempt to map
7114 2008-09-05 Cary Coutant <ccoutant@google.com>
7116 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7117 explicit instantiations.
7119 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7122 * options.cc (General_options::finalize): Allow undefined symbols
7123 in shlibs if linking -shared.
7126 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7127 symbols as not needing a dynsym entry.
7129 2008-08-20 Craig Silverstein <csilvers@google.com>
7131 * fileread.cc (File_read::open): Do not lock the file unless it
7132 was successfully opened.
7134 2008-08-14 Cary Coutant <ccoutant@google.com>
7136 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7137 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7138 * testsuite/tls_test.cc (struct int128): 128-bit struct
7139 for testing TLS relocs with non-zero addend.
7140 (v12): New TLS variable.
7142 (t_last): Add check for v12.
7143 * testsuite/tls_test.h (t12): New function.
7144 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7146 2008-08-13 Ian Lance Taylor <iant@google.com>
7148 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7149 set tls_segment_ or relro_segment_.
7150 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7152 * output.h (Output_section::clear_is_relro): New function.
7153 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7154 sections specially even when output_data_ is empty.
7155 (Output_segment::maximum_alignment): When first section is relro,
7156 only force alignment for PT_LOAD segments.
7157 * script.cc (script_data_segment_align): New function.
7158 (script_data_segment_relro_end): New function.
7159 * script-c.h (script_data_segment_align): Declare.
7160 (script_data_segment_relro_end): Declare.
7161 * script-sections.h (class Script_sections): Declare
7162 data_segment_align and data_segment_relro_end. Add fields
7163 segment_align_index_ and saw_relro_end_.
7164 * script-sections.cc (class Sections_element): Add set_is_relro
7165 virtual function. Add new bool* parameter to place_orphan_here.
7166 Add get_output_section virtual function.
7167 (class Output_section_definition): Add set_is_relro. Add new
7168 bool* parameter to place_orphan_here. Add get_output_section.
7169 Add is_relro_ field.
7170 (Output_section_definition::Output_section_definition): Initialize
7171 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7172 and is_relro_ fields.
7173 (Output_section_definition::place_orphan_here): Add is_relro
7175 (Output_section_definition::set_section_addresses): Set relro for
7177 (Output_section_definition::alternate_constraint): Likewise.
7178 (class Orphan_output_section): Add new bool* parameter to
7179 place_orphan_here. Add get_output_section.
7180 (Orphan_output_section::place_orphan_here): Add is_relro
7182 (Script_sections::Script_sections): Initialize
7183 data_segment_align_index_ and saw_relro_end_.
7184 (Script_sections::data_segment_align): New function.
7185 (Script_sections::data_segment_relro_end): New function.
7186 (Script_sections::place_orphan): Set or clear is_relro.
7187 (Script_sections::set_section_addresses): Force alignment of first
7189 * yyscript.y (exp): Call script_data_segment_align and
7190 script_data_segment_relro_end.
7191 * testsuite/relro_script_test.t: New file.
7192 * testsuite/relro_test.cc (using_script): Declare.
7193 (t1, t2): Test using_script.
7194 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7195 (relro_script_test_SOURCES): Define.
7196 (relro_script_test_DEPENDENCIES): Define.
7197 (relro_script_test_LDFLAGS): Define.
7198 (relro_script_test_LDADD): Define.
7199 (relro_script_test.so): New target.
7200 * testsuite/Makefile.in: Rebuild.
7202 2008-08-06 Cary Coutant <ccoutant@google.com>
7204 * archive.cc (Archive::total_archives, Archive::total_members)
7205 (Archive::total_members_loaded): New variables.
7206 (Archive::setup): Add parameter. Add option to preread
7208 (Archive::read_armap): Add counter.
7209 (Archive::get_file_and_offset): New function.
7210 (Archive::get_elf_object_for_member): New function.
7211 (Archive::read_all_symbols): New function.
7212 (Archive::read_symbols): New function.
7213 (Archive::add_symbols): Add counters.
7214 (Archive::include_all_members): Use armap to find members if it's
7216 (Archive::include_member): Skip reading symbols if already read.
7217 Factored code into Archive::get_file_and_offset and
7218 Archive::get_elf_object_for_member. Changed call to
7219 Mapfile::report_include_archive_member.
7220 (Archive::print_stats): New function.
7221 * archive.h: Declare Object and Read_symbols_data classes.
7222 (Archive::Archive): Add initializers for new members.
7223 (Archive::setup): Add parameter.
7224 (Archive::print_stats): New function.
7225 (Archive::total_archives, Archive::total_members)
7226 (Archive::total_members_loaded): New variables.
7227 (Archive::get_file_and_offset): New function.
7228 (Archive::get_elf_object_for_member): New function.
7229 (Archive::read_all_symbols): New function.
7230 (Archive::read_symbols): New function.
7231 (Archive::Archive_member): New class.
7232 (Archive::members_): New member.
7233 (Archive::num_members_): New member.
7234 * main.cc: Include archive.h.
7235 (main): Call Archive::print_stats.
7236 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7237 archive parameter; member_name is now the fully-decorated name.
7238 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7239 * options.h: (General_options): Add --preread-archive-symbols option.
7240 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7243 2008-08-04 Ian Lance Taylor <iant@google.com>
7245 * symtab.h (Symbol::use_plt_offset): New function.
7246 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7247 * powerpc.cc (Relocate::relocate): Likewise.
7248 * sparc.cc (Relocate::relocate): Likewise.
7249 * x86_64.cc (Relocate::relocate): Likewise.
7250 * testsuite/weak_plt.sh: New test.
7251 * testsuite/weak_plt_main.cc: New test.
7252 * testsuite/weak_plt_shared.cc: New test.
7253 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7254 (check_PROGRAMS): Add weak_plt.
7255 (check_DATA): Add weak_plt_shared.so.
7256 (weak_plt_main_pic.o, weak_plt): New targets.
7257 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7258 * testsuite/Makefile.in: Rebuild.
7260 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7262 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7263 * testsuite/Makefile.in: Rebuild.
7265 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7267 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7268 * Makefile.in: Regenerate.
7269 * po/POTFILES.in: Regenerate.
7271 2008-07-29 Ian Lance Taylor <iant@google.com>
7273 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7274 symbols before other symbols.
7275 * testsuite/script_test_2.cc (test_addr): Declare.
7276 (test_addr_alias): Declare.
7277 (main): Check that test_addr and test_addr_alias have the right
7279 * testsuite/script_test_2.t: Define test_addr_alias and
7282 2008-07-24 Ian Lance Taylor <iant@google.com>
7285 * descriptors.cc: New file.
7286 * descriptors.h: New file.
7287 * gold-threads.h (class Hold_optional_lock): New class.
7288 * fileread.cc: Include "descriptors.h".
7289 (File_read::~File_read): Release descriptor rather than closing
7291 (File_read::open) [file]: Call open_descriptor rather than open.
7292 Set is_descriptor_opened_.
7293 (File_read::open) [memory]: Assert that descriptor is not open.
7294 (File_read::reopen_descriptor): New function.
7295 (File_read::release): Release descriptor.
7296 (File_read::do_read): Make non-const. Reopen descriptor.
7297 (File_read::read): Make non-const.
7298 (File_read::make_view): Reopen descriptor.
7299 (File_read::do_readv): Likewise.
7300 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7301 Update declarations.
7302 * layout.cc: Include "descriptors.h".
7303 (Layout::create_build_id): Use open_descriptor rather than open.
7304 * output.cc: Include "descriptors.h".
7305 (Output_file::open): Use open_descriptor rather than open.
7306 * archive.cc (Archive::const_iterator): Change Archive to be
7308 (Archive::begin, Archive::end): Make non-const.
7309 (Archive::count_members): Likewise.
7310 * archive.h (class Archive): Update declarations.
7311 * object.h (Object::read): Make non-const.
7312 * Makefile.am (CCFILES): Add descriptors.cc.
7313 (HFILES): Add descriptors.h.
7314 * Makefile.in: Rebuild.
7317 * gold.h: Always include <clocale>. Add Solaris workarounds
7318 following code in binutils/sysdep.h.
7321 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7322 this->eh_frame_hdr_ is NULL before using it.
7324 * dynobj.cc (Versions::Versions): Update comment.
7326 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7327 the base version name.
7329 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7330 array size plus one.
7331 (Stringpool_template::set_string_offsets): Subtract one from key
7332 before using it as an array index.
7333 (Stringpool_template::get_offset_with_length): Likewise.
7334 (Stringpool_template::write_to_buffer): Likewise.
7335 * stringpool.h (Stringpool_template::get_offset_from_key):
7338 2008-07-23 Ian Lance Taylor <iant@google.com>
7341 * object.h (Merged_symbol_value::value): Do our best to handle a
7345 * script.cc (Version_script_info::get_versions): Don't add empty
7346 version tag to return value.
7347 (Version_script_info::get_symbol_version_helper): Change return
7348 type to bool. Add pversion parameter. Change all callers.
7349 (script_register_vers_node): Don't require a non-NULL tag.
7350 * script.h (class Version_script_info): Update declarations.
7351 (Version_script_info::get_symbol_version): Change return type to
7352 bool. Add version parameter. Change all callers.
7353 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7354 handling. Handle an empty version from a version script.
7355 (Symbol_table::define_special_symbol): Likewise.
7356 * testsuite/ver_test_10.script: New file.
7357 * testsuite/ver_test_10.sh: New file.
7358 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7359 (check_DATA): Add ver_test_10.syms.
7360 (ver_test_10.syms, ver_test_10.so): New target.
7361 * testsuite/Makefile.in: Rebuild.
7363 2008-07-23 Simon Baldwin <simonb@google.com>
7365 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7366 to zero for undefined symbols from dynamic libraries.
7368 2008-07-23 Ian Lance Taylor <iant@google.com>
7370 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7372 * symtab.h (class Symbol_table): Update declaration.
7373 * testsuite/ver_test_9.cc: New file.
7374 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7375 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7376 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7377 (ver_test_9.so, ver_test_9.o): New targets.
7378 * testsuite/Makefile.in: Rebuild.
7380 2008-07-22 Ian Lance Taylor <iant@google.com>
7382 * options.h (class General_options): Define --check-sections.
7383 * layout.cc (Layout::set_segment_offsets): Handle
7386 * options.h (class General_options): Define -n/--nmagic and
7388 * options.cc (General_options::finalize): For -n/--nmagic or
7389 -N/--omagic, set -static.
7390 * layout.cc (Layout::attach_allocated_section_to_segment): If
7391 -N/--omagic, don't put read-only and read-write sections in
7393 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7394 finding a read-only segment.
7395 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7396 don't set the minimum segment alignment to the common page size,
7397 and don't set the file offset to the address modulo the page size.
7398 * script-sections.cc (Script_sections::create_segments): If
7399 -n/--omagic, don't put read-only and read-write sections in
7402 * cref.cc: New file.
7404 * options.h (class General_options): Add --print-symbol-counts.
7405 * main.cc (main): Issue defined symbol report if requested.
7406 * archive.cc (Archive::interpret_header): Make into a const member
7408 (Archive::add_symbols): Call Input_objects::archive_start and
7410 (Archive::const_iterator): Define new class.
7411 (Archive::begin, Archive::end): New functions.
7412 (Archive::include_all_members): Rewrite to use iterator.
7413 (Archive::count_members): New function.
7414 * archive.h (class Archive): Update declarations.
7415 (Archive::filename): New function.
7416 * object.cc: Include "cref.h".
7417 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7418 (Sized_relobj::do_get_global_symbol_counts): New function.
7419 (Input_objects::add_object): Add object to cross-referencer.
7420 (Input_objects::archive_start): New function.
7421 (Input_objects::archive_stop): New function.
7422 (Input_objects::print_symbol_counts): New function.
7423 * object.h: Declare Cref and Archive.
7424 (Object::get_global_symbol_counts): New function.
7425 (Object::do_get_global_symbol_counts): New pure virtual function.
7426 (class Sized_relobj): Add defined_count_ field. Update
7428 (class Input_objects): Add cref_ field. Update constructor.
7429 Update declarations.
7430 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7432 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7434 (Sized_dynobj::do_get_global_symbol_counts): New function.
7435 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7436 defined_count_. Update declarations. Define Symbols typedef.
7437 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7438 parameter. Change all callers.
7439 (Symbol_table::add_from_dynobj): Add sympointers and defined
7440 parameters. Change all callers.
7441 * symtab.h (class Symbol_table): Update declarations.
7442 * Makefile.am (CCFILES): Add cref.cc.
7443 (HFILES): Add cref.h.
7444 * Makefile.in: Rebuild.
7446 2008-07-22 Simon Baldwin <simonb@google.com>
7448 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7449 to zero when writing undefined symbols.
7451 2008-07-22 Ian Lance Taylor <iant@google.com>
7453 * output.cc (Output_section::add_input_section): Don't try to
7454 merge empty merge sections.
7456 2008-07-21 Craig Silverstein <csilvers@google.com>
7458 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7459 Include symbol version in error message.
7461 2008-07-20 Chris Demetriou <cgd@google.com>
7463 * configure.ac (gold_cv_c_random_seed): New configured variable.
7464 (RANDOM_SEED_CFLAGS): New substituted variable.
7465 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7466 * configure: Rebuild.
7467 * Makefile.in: Likewise.
7468 * testsuite/Makefile.in: Likewise.
7470 2008-07-18 Ian Lance Taylor <iant@google.com>
7472 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7473 where we see NAME/NULL and NAME/VERSION as separate symbols.
7474 * testsuite/ver_test_main.cc (main): Call t4.
7475 (t4, t4_2a): Define.
7476 * testsuite/ver_test_2.cc (t4_2): Define.
7477 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7478 * testsuite/ver_test_4.cc (t4_2a): Define.
7479 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7480 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7482 2008-07-17 Ian Lance Taylor <iant@google.com>
7484 * dynobj.cc (Versions::add_def): If we give an error about a
7485 missing version, go ahead and create the version anyhow.
7487 2008-07-10 Ian Lance Taylor <iant@google.com>
7489 Handle output sections with more than 0x7fffffff bytes.
7490 * object.h (class Relobj): Change map_to_output_ to
7491 output_sections_, and just keep a section pointer. Change all
7492 uses. Move comdat group support to Sized_relobj.
7493 (Relobj::is_section_specially_mapped): Remove.
7494 (Relobj::output_section): Remove poff parameter. Change all
7496 (Relobj::output_section_offset): New function.
7497 (Relobj::set_section_offset): Rewrite.
7498 (Relobj::map_to_output): Remove.
7499 (Relobj::output_sections): New function.
7500 (Relobj::do_output_section_offset): New pure virtual function.
7501 (Relobj::do_set_section_offset): Likewise.
7502 (class Sized_relobj): Add section_offsets_ field. Add comdat
7503 group support from Relobj. Update declarations.
7504 (Sized_relobj::get_output_section_offset): New function.
7505 (Sized_relobj::do_output_section_offset): New function.
7506 (Sized_relobj::do_set_section_offset): New function.
7507 * object.cc (Relobj::output_section_address): Remove.
7508 (Sized_relobj::Sized_relobj): Initialize new fields.
7509 (Sized_relobj::include_section_group): Cast find_kept_object to
7511 (Sized_relobj::include_linkonce_section): Likewise.
7512 (Sized_relobj::do_layout): Use separate arrays for output section
7514 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7516 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7517 output_sections and section_offsets.
7518 (Sized_relobj::write_local_symbols): Likewise.
7519 (map_to_kept_section): Compute output address directly.
7520 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7521 output_sections and section_offsets.
7522 (Sized_relobj::write_sections): Likewise.
7523 (Sized_relobj::relocate_sections): Likewise.
7524 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7525 * output.h (class Output_reloc): Update declarations. Change
7526 u2_.relobj to Sized_relobj*.
7527 (class Output_data_reloc): Change add functions to use
7529 * output.cc (Output_reloc::Output_reloc): Change relobj to
7531 (Output_reloc::local_section_offset): Change return type to
7532 Elf_Addr. Use get_output_section_offset.
7533 (Output_reloc::get_address): Likewise.
7534 (Output_section::is_input_address_mapped): Don't call
7535 is_section_specially_mapped.
7536 (Output_section::output_offset): Likewise.
7537 (Output_section::output_address): Likewise.
7538 (Output_section::starting_output_address): Likewise.
7539 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7540 parameter to Sized_relobj*.
7541 (Copy_relocs::need_copy_reloc): Likewise.
7542 (Copy_relocs::save): Likewise.
7543 * copy-relocs.h (class Copy_relocs): Update declarations.
7544 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7545 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7546 * target-reloc.h (relocate_for_relocatable): Change
7547 offset_in_output_section type to Elf_Addr. Change code that uses
7549 * layout.cc (Layout::layout): Always set *off.
7550 * mapfile.cc (Mapfile::print_input_section): Use
7551 output_section_offset.
7552 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7554 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7555 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7556 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7558 2008-07-03 Ian Lance Taylor <iant@google.com>
7560 * layout.cc (Layout::include_section): Do not discard unrecognized
7561 SHT_STRTAB sections.
7563 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7565 * script.cc (Lex::can_continue_name): Make '?' allowable in
7566 version-script names.
7567 * testsuite/version_script.map: Change glob pattern to use '?'
7569 2008-06-30 Manish Singh <yosh@gimp.org>
7572 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7575 2008-06-30 Ian Lance Taylor <iant@google.com>
7579 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7580 versions]: Don't try to read the value in the contents, since we
7581 don't use it. Use the template endianness when writing.
7583 2008-06-25 Cary Coutant <ccoutant@google.com>
7585 * fileread.cc (File_read::make_view): Assert on zero-length view.
7586 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7587 symbol table when there are no symbols to read.
7589 2008-06-23 Craig Silverstein <csilvers@google.com>
7591 * version.cc (version_string): Bump to 1.7
7593 2008-06-18 Craig Silverstein <csilvers@google.com>
7595 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7596 constant 0xFFFF to type Valtype.
7597 (Powerpc_relocate_functions::rel16_ha): Likewise.
7599 2008-06-17 Ian Lance Taylor <iant@google.com>
7601 * output.h (Output_section::Input_section): Initialize p2align_ to
7602 zero for Output_section_data constructors.
7603 (Output_section::Input_section::addralign): If not an input
7604 section, return the alignment of the Output_section_data.
7605 * testsuite/copy_test.cc: New file.
7606 * testsuite/copy_test_1.cc: New file.
7607 * testsuite/copy_test_2.cc: New file.
7608 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7609 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7610 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7611 (copy_test_1_pic.o, copy_test_1.so): New targets.
7612 (copy_test_2_pic.o, copy_test_2.so): New targets.
7613 * testsuite/Makefile.in: Rebuild.
7615 * script-sections.cc (Script_sections::place_orphan): Initialize
7616 local variable exact.
7618 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7620 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7622 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7623 David S. Miller <davem@davemloft.net>
7625 * powerpc.cc: New file.
7626 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7627 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7628 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7629 * Makefile.in: Rebuild.
7631 2008-06-09 Ian Lance Taylor <iant@google.com>
7633 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7635 (throwing, orig_terminate): New static variables.
7636 (terminate_handler): New static function.
7637 (t2): Set terminate handler.
7639 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7642 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7645 2008-05-30 Cary Coutant <ccoutant@google.com>
7647 * archive.cc (Archive::include_all_members) Correct to step
7648 over symbol table and extended name table in thin archives.
7650 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7653 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7656 2008-05-28 Caleb Howe <cshowe@google.com>
7658 * reduced_debug_output.cc: New file.
7659 * reduced_debug_output.h: New file.
7660 * options.h (class General_options): Add --strip-debug-non-line.
7661 * options.cc (General_options::finalize): Add strip_debug_non_line
7662 to the strip heirarchy.
7663 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7665 * layout.cc: Include "reduced_debug_output.h".
7666 (Layout::Layout): Initialize new fields.
7667 (line_only_debug_sections): New static array.
7668 (is_lines_only_debug_sections): New static inline function.
7669 (Layout::include_section): Handle --strip-debug-non-line.
7670 (Layout::make_output_section): If --strip-debug-non-line, build
7671 new output sections for .debug_abbrev and .debug_info.
7672 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7673 gold. Warn about possible overflow.
7674 (read_signed_LEB_128): Likewise.
7675 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7676 (read_signed_LEB_128): Declare.
7677 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7678 (HFILES): Add reduced_debug_output.h.
7679 * Makefile.in: Rebuild.
7681 2008-05-21 Ian Lance Taylor <iant@google.com>
7683 * mapfile.cc: New file.
7684 * mapfile.h: New file.
7685 * options.h (class General_options): Add -M/--print-map and -Map.
7686 * options.cc (General_options::finalize): Make -M equivalent to
7688 * main.cc: Include <cstdio> and "mapfile.h".
7689 (main): Open mapfile if requested.
7690 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7691 constructor. Change caller.
7692 (queue_initial_tasks): Add mapfile parameter. Change caller.
7693 (queue_middle_tasks): Likewise.
7694 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7696 * archive.cc: Include "mapfile.h".
7697 (Archive::add_symbols): Add mapfile parameter. Change all
7698 callers. Pass mapfile, symbol, and reason to include_member.
7699 (Archive::include_all_members): Add mapfile parameter. Change all
7701 (Archive::include_member): Add mapfile, sym, and why parameters.
7702 Change all callers. Report inclusion to map file.
7703 * archive.h: Include "fileread.h".
7704 (class Archive): Update declarations.
7705 (Archive::file): New const method.
7706 (class Add_archive_symbols): Add mapfile_ field. Update
7707 constructor. Change all callers.
7708 * readsyms.h (class Read_symbols): Likewise.
7709 (class Finish_group): Likewise.
7710 (class Read_script): Likewise.
7711 * common.cc: Include "mapfile.h".
7712 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7714 (Symbol_table::do_allocate_commons): Likewise.
7715 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7716 symbol allocation to mapfile.
7717 * common.h (class Allocate_commons_task): Add mapfile_ field.
7718 Update constructor. Change all callers.
7719 * symtab.h (class Symbol_table): Update declarations.
7720 * layout.cc: Include "mapfile.h".
7721 (Layout_task_runner::run): Print information to mapfile.
7722 (Layout::create_gold_note): Change Output_data_fixed_space to
7723 Output_data_zero_fill.
7724 (Layout::create_build_id): Likewise.
7725 (Layout::print_to_mapfile): New function.
7726 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7727 constructor. Change caller.
7728 (class Layout): Declare print_to_mapfile.
7729 * output.cc (Output_section::Input_section::print_to_mapfile): New
7731 (Output_section::add_input_section): If producing a map, always
7732 add to input_sections_ list.
7733 (Output_section::do_print_to_mapfile): New function.
7734 (Output_segment::print_sections_to_mapfile): New function.
7735 (Output_segment::print_section_list_to_mapfile): New function.
7736 * output.h: Include "mapfile.h".
7737 (Output_data::print_to_mapfile): New function.
7738 (Output_data::do_print_to_mapfile): New virtual function.
7739 (Output_segment_headers::do_print_to_mapfile): New function.
7740 (Output_file_header::do_print_to_mapfile): New function.
7741 (Output_data_const::do_print_to_mapfile): New function.
7742 (class Output_data_const_buffer): Add map_name_ field. Update
7743 constructor. Change all callers. Add do_print_to_mapfile
7745 (class Output_data_fixed_space): Likewise.
7746 (class Output_data_space): Likewise.
7747 (class Output_data_zero_fill): New class.
7748 (Output_data_strtab::do_print_to_mapfile): New function.
7749 (Output_data_reloc_base::do_print_to_mapfile): New function.
7750 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7751 (Output_data_group::do_print_to_mapfile): New function.
7752 (Output_data_got::do_print_to_mapfile): New function.
7753 (Output_data_dynamic::do_print_to_mapfile): New function.
7754 (Output_symtab_xindex::do_print_to_mapfile): New function.
7755 (class Output_section): Declare do_print_to_mapflie. Declare
7756 print_to_mapfile in Input_section.
7757 (class Output_segment): Declare new functions.
7758 * object.h (Sized_relobj::symbol_count): New function.
7759 * script-sections.cc
7760 (Output_section_element_dot_assignment::set_section_addresses):
7761 Change Output_data_fixed_space to Output_data_zero_fill.
7762 (Output_data_expression::do_print_to_mapfile): New function.
7763 * script.cc (read_input_script): Add mapfile parameter. Change
7765 * script.h (read_input_script): Update declaration.
7766 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7767 (Eh_frame::do_print_to_mapfile): New function.
7768 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7769 (Output_merge_string::do_print_to_mapfile): New function.
7770 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7772 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7774 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7776 * Makefile.am (CCFILES): Add mapfile.cc.
7777 (HFILES): Add mapfile.h.
7778 * Makefile.in: Rebuild.
7780 2008-05-19 Ian Lance Taylor <iant@google.com>
7782 * options.h (class General_options): Add -z relro.
7783 * layout.cc (Layout::Layout): Initialize relro_segment_.
7784 (Layout::add_output_section_data): Return the output section.
7785 (Layout::make_output_section): Rcognize relro sections and mark
7787 (Layout::attach_allocated_section_to_segment): Put relro sections
7788 in a PT_GNU_RELRO segment.
7789 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7791 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7793 (Layout::linkonce_mapping): Map d.rel.ro.local to
7795 (Layout::output_section_name): Us .data.rel.ro.local for any
7796 section which begins with that.
7797 * layout.h (class Layout): Update add_output_section_data
7798 declaration. Add relro_segment_ field.
7799 * output.cc (Output_section::Output_section): Initialize is_relro_
7800 and is_relro_local_ fields.
7801 (Output_segment::add_output_section): Group relro sections.
7802 (Output_segment::is_first_section_relro): New function.
7803 (Output_segment::maximum_alignment): If there is a relro section,
7804 align the segment to the common page size.
7805 (Output_segment::set_section_addresses): Track whether we are
7806 looking at relro sections. If the last section is a relro
7807 section, align to the common page size.
7808 (Output_segment::set_section_list_addresses): Add in_relro
7809 parameter. Change all callers. Align to the page size when
7810 moving from relro to non-relro section.
7811 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7813 * output.h (class Output_section): Add is_relro_ and
7814 is_relro_local_ fields.
7815 (Output_section::is_relro): New function.
7816 (Output_section::set_is_relro): New function.
7817 (Output_section::is_relro_local): New function.
7818 (Output_section::set_is_relro_local): New function.
7819 (class Output_segment): Update declarations.
7820 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7821 * sparc.cc (Target_sparc::got_section): Likewise.
7822 * x86_64.cc (Target_x86_64::got_section): Likewise.
7823 * testsuite/relro_test_main.cc: New file.
7824 * testsuite/relro_test.cc: New file.
7825 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7826 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7827 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7828 (relro_test.so, relro_test_pic.o): New targets.
7829 * testsuite/Makefile.in: Rebuild.
7831 2008-05-16 Ian Lance Taylor <iant@google.com>
7833 * output.cc (Output_segment::add_output_section): Remove front
7835 * output.h (class Output_segment): Remove
7836 add_initial_output_section and overloaded add_output_section.
7837 Update declaration of remaining add_output_section.
7838 * layout.cc (Layout::create_interp): Call add_output_section
7839 rather than add_initial_output_section.
7840 (Layout::finish_dynamic_section): Likewise.
7842 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7843 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7844 know the dynamic type.
7845 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7846 field. Initialize it in constructor.
7847 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7848 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7849 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7852 * output.cc (Output_reloc::get_address): Change return type to
7854 * output.h (class Output_reloc): Update get_address declaration.
7855 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7856 for section addresses.
7858 2008-05-09 Ian Lance Taylor <iant@google.com>
7861 * gold.cc (gold_nomem): Use return value of write.
7863 2008-05-08 Ian Lance Taylor <iant@google.com>
7865 * symtab.c (Symbol::init_base_output_data): Add version
7866 parameter. Change all callers.
7867 (Symbol::init_base_output_segment): Likewise.
7868 (Symbol::init_base_constant): Likewise.
7869 (Symbol::init_base_undefined): Likewise.
7870 (Sized_symbol::init_output_data): Likewise.
7871 (Sized_symbol::init_output_segment): Likewise.
7872 (Sized_symbol::init_constant): Likewise.
7873 (Sized_symbol::init_undefined): Likewise.
7874 (Symbol_table::do_define_in_output_data): If the new symbol has a
7875 version, mark it as the default.
7876 (Symbol_table::do_define_in_output_segment): Likewise.
7877 (Symbol_table::do_define_as_constant): Likewise.
7878 * symtab.h (class Symbol): Update declarations.
7879 (class Sized_symbol): Likewise.
7880 * resolve.cc (Symbol::override_version): New function.
7881 (Symbol::override_base): Call override_version.
7882 (Symbol::override_base_with_special): Likewise.
7883 * testsuite/ver_script_8.script: New file.
7884 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7885 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7886 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7887 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7889 2008-05-06 Ian Lance Taylor <iant@google.com>
7892 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7894 (class General_options): Remove existing --undefined, and add
7895 --no-undefined instead. Add new --undefined as synonym for -u.
7896 * archive.cc (Archive::add_symbols): Check whether symbol was
7898 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7899 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7900 all uses. Add IS_UNDEFINED. Update declarations to split
7901 different versions of init_base. Declare init_base_undefined.
7902 (Symbol::is_defined): Handle IS_UNDEFINED.
7903 (Symbol::is_undefined): Likewise.
7904 (Symbol::is_weak_undefined): Call is_undefined.
7905 (Symbol::is_absolute): Handle IS_CONSTANT.
7906 (class Sized_symbol): Update declarations to split different
7907 versions of init. Declare init_undefined.
7908 (class Symbol_table): Declare new functions.
7909 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7911 (Symbol::init_base_output_data): Likewise.
7912 (Symbol::init_base_output_segment): Likewise.
7913 (Symbol::init_base_constant): Likewise.
7914 (Symbol::init_base_undefined): New function.
7915 (Sized_symbol::init_object): Rename from init. Change all
7917 (Sized_symbol::init_output_data): Likewise.
7918 (Sized_symbol::init_output_segment): Likewise.
7919 (Sized_symbol::init_constant): Likewise.
7920 (Sized_symbol::init_undefined): New function.
7921 (Symbol_table::add_undefined_symbols_from_command_line): New
7923 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7925 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7926 (Symbol::output_section): Likewise.
7927 (Symbol::set_output_section): Likewise.
7928 (Symbol_table::sized_finalize_symbol): Likewise.
7929 (Symbol_table::sized_write_globals): Likewise.
7930 * resolve.cc (Symbol_table::should_override): Likewise.
7931 (Symbol::override_base_with_special): Likewise.
7933 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7934 symbol, change it to have default visibility.
7935 * testsuite/protected_1.cc: New file.
7936 * testsuite/protected_2.cc: New file.
7937 * testsuite/protected_3.cc: New file.
7938 * testsuite/protected_main_1.cc: New file.
7939 * testsuite/protected_main_2.cc: New file.
7940 * testsuite/protected_main_3.cc: New file.
7941 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7942 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7943 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7944 (protected_1.so): New target.
7945 (protected_1_pic.o, protected_2_pic.o): New targets.
7946 (protected_3_pic.o): New target.
7947 (check_PROGRAMS): Add protected_2.
7948 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7949 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7950 * testsuite/Makefile.in: Rebuild.
7952 * options.h (DEFINE_var): Add set_user_set_##varname__.
7953 (DEFINE_bool_alias): New macro.
7954 (class General_options): Define -Bstatic using DEFINE_bool_alias
7955 rather than DEFINE_special. Add --undefined as an alias for -z
7957 * options.cc (General_options::parse_Bstatic): Remove.
7959 * options.h (class General_options): Add --fatal-warnings.
7960 * main.cc (main): Implement --fatal-warnings.
7961 * errors.h (Errors::warning_count): New function.
7963 * options.h (class General_options): Add -Bsymbolic-functions.
7964 * symtab.h (Symbol::is_preemptible): Check for
7965 -Bsymbolic-functions.
7967 2008-05-05 Ian Lance Taylor <iant@google.com>
7969 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7970 as noVARNAME rather than no-VARNAME.
7971 (class General_options): Add option -z combreloc.
7972 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7974 (Output_reloc::sort_before) [SHT_REL]: New function.
7975 (Output_reloc::sort_before) [SHT_RELA]: New function.
7976 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7977 Sort_relocs_comparison.
7978 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7979 parameter. Change all callers.
7980 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7981 sort_relocs parameter. Change all callers.
7982 * output.cc (Output_reloc::get_address): New function, broken out
7984 (Output_reloc::write_rel): Call it.
7985 (Output_reloc::compare): New function.
7986 (Output_data_reloc_base::do_write): Optionally sort relocs.
7988 * configure.ac: If targ_extra_obj is set, link it in.
7989 * configure.tgt: Initialize all variables.
7990 (x86_64*): Set targ_extra_obj and targ_extra_size.
7991 * configure: Rebuild.
7993 * object.cc (Sized_relobj::include_section_group): Adjust section
7994 indexes read from group data. Build vector to pass to
7996 * layout.cc (Layout::layout_group): Add flags and shndxes
7997 parameters. Remove contents parameter. Change caller. Update
7998 explicit instantiations.
7999 * layout.h (class Layout): Update layout_group declaration.
8000 * output.cc (Output_data_group::Output_data_group): Add flags and
8001 input_shndxes parameters. Remove contents parameter. Change
8003 (Output_data_group::do_write): Change input_sections_ to
8005 * output.h (class Output_data_group): Update constructor
8006 declaration. Rename input_sections_ to input_shndxes_.
8007 * testsuite/many_sections_test.cc: Add template.
8009 2008-04-30 Cary Coutant <ccoutant@google.com>
8011 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8013 * layout.cc (Layout::include_section): Refactored check for debug
8015 (Layout::add_comdat): Add new parameters. Change type
8016 of signature parameter. Add object and shndx to signatures table.
8017 (Layout::find_kept_object): New function.
8018 * layout.h: Include <cstring>.
8019 (Layout::is_debug_info_section): New function.
8020 (Layout::add_comdat): Add new parameters.
8021 (Layout::find_kept_object): New function.
8022 (Layout::Kept_section): New struct.
8023 (Layout::Signatures): Change type of map range.
8024 * object.cc (Relobj::output_section_address): New function.
8025 (Sized_relobj::include_section_group): Add new parameters. Change
8026 calls to Layout::add_comdat. Change to build table of kept comdat
8027 groups and table mapping discarded sections to kept sections.
8028 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8029 (Sized_relobj::do_layout): Change calls to include_section_group and
8030 include_linkonce_section.
8031 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8032 value to zero when section is discarded.
8033 (Sized_relobj::map_to_kept_section): New function.
8034 * object.h (Relobj::output_section_address): New function.
8035 (Relobj::Comdat_group): New type.
8036 (Relobj::find_comdat_group): New function.
8037 (Relobj::Comdat_group_table): New type.
8038 (Relobj::Kept_comdat_section): New type.
8039 (Relobj::Kept_comdat_section_table): New type.
8040 (Relobj::add_comdat_group): New function.
8041 (Relobj::set_kept_comdat_section): New function.
8042 (Relobj::get_kept_comdat_section): New function.
8043 (Relobj::comdat_groups_): New field.
8044 (Relobj::kept_comdat_sections_): New field.
8045 (Symbol_value::input_value): Update comment.
8046 (Sized_relobj::map_to_kept_section) New function.
8047 (Sized_relobj::include_linkonce_section): Add new parameter.
8048 * target-reloc.h (Comdat_behavior): New type.
8049 (get_comdat_behavior): New function.
8050 (relocate_section): Add code to map a discarded section to the
8051 corresponding kept section when applying a relocation.
8053 2008-04-30 Craig Silverstein <csilvers@google.com>
8055 * dwarf_reader.cc (next_generation_count): New static var.
8056 (Addr2line_cache_entry): New struct.
8057 (addr2line_cache): New static var.
8058 (Dwarf_line_info::one_addr2line): Added caching.
8059 (Dwarf_line_info::clear_addr2line_cache): New function.
8060 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8061 cache-size parameter.
8062 (Dwarf_line_info::one_addr2line_cache): New function.
8063 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8064 new cache-size argument to one_addr2line(), and clear cache.
8066 2008-04-28 Cary Coutant <ccoutant@google.com>
8068 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8069 R_386_PC8 relocations.
8071 2008-04-23 Ian Lance Taylor <iant@google.com>
8073 * object.cc (Sized_relobj::include_section_group): Check for
8074 invalid section group.
8076 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8079 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8080 than read for file header.
8081 * archive.cc (Archive::include_member): Likewise.
8083 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8085 * aclocal.m4: Regenerate.
8086 * configure: Regenerate.
8088 2008-04-19 Ian Lance Taylor <iant@google.com>
8090 * version.cc (version_string): Bump to 1.6.
8092 * testsuite/Makefile.am (many_sections_r_test): New target.
8093 (many_sections_r_test_SOURCES): Remove.
8094 (many_sections_r_test_DEPENDENCIES): Remove.
8095 (many_sections_r_test_LDFLAGS): Remove.
8096 (many_sections_r_test_LDADD): Remove.
8098 * object.cc (Sized_relobj::do_add_symbols): Always pass
8099 local_symbol_count_ to add_from_relobj.
8101 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8102 every thousand variables.
8103 * testsuite/Makefile.in: Rebuild.
8105 * object.cc (Xindex::initialize_symtab_xindex): New function.
8106 (Xindex::read_symtab_xindex): New function.
8107 (Xindex::sym_xindex_to_shndx): New function.
8108 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8110 (Sized_relobj::do_initialize_xindex): New function.
8111 (Sized_relobj::do_read_symbols): Adjust section links.
8112 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8113 parameter. Change all callers.
8114 (Sized_relobj::include_section_group): Adjust section links and
8115 symbol section indexes.
8116 (Sized_relobj::do_layout): Adjust section links.
8117 (Sized_relobj::do_count_local_symbols): Adjust section links and
8118 symbol section indexes.
8119 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8120 ordinary and special symbols.
8121 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8122 dynsym_xindex parameters. Change all callers. Adjust section
8123 links. Use SHN_XINDEX when needed.
8124 (Sized_relobj::get_symbol_location_info): Adjust section links.
8125 Don't get fooled by special symbols.
8126 * object.h (class Xindex): Define.
8127 (class Object): Add xindex_ parameter. Declare virtual functoin
8128 do_initialize_xindex.
8129 (Object::adjust_sym_shndx): New function.
8130 (Object::set_xindex): New protected function.
8131 (class Symbol_value): Add is_ordinary_shndx_ field.
8132 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8133 (Symbol_value::value): Assert ordinary section.
8134 (Symbol_value::initialize_input_to_output_map): Likewise.
8135 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8137 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8139 (class Sized_relobj): Update declarations.
8140 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8141 parameter. Change all callers.
8142 (Sized_relobj::adjust_shndx): New function.
8143 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8145 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8146 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8147 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8148 (Sized_dynobj::read_dynsym_section): Adjust section links.
8149 (Sized_dynobj::read_dynamic): Likewise.
8150 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8152 (Sized_dynobj::do_initialize_xindex): New function.
8153 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8154 do_initialize_xindex.
8155 (Sized_dynobj::adjust_shndx): New function.
8156 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8157 dynsym_xindex_ fields.
8158 (Layout::finalize): Add a call to set_section_indexes before
8159 creating the symtab sections.
8160 (Layout::set_section_indexes): Don't do anything if the section
8161 already has a section index.
8162 (Layout::create_symtab_sections): Add shnum parameter. Change
8163 caller. Create .symtab_shndx section if needed.
8164 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8166 (Layout::allocated_output_section_count): New function.
8167 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8169 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8170 fields. Update declarations.
8171 (Layout::symtab_xindex): New function.
8172 (Layout::dynsym_xindex): New function.
8173 (class Write_symbols_task): Add layout_ field.
8174 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8176 * output.cc (Output_section_headers::Output_section_headers): Add
8177 shstrtab_section parameter. Change all callers.
8178 (Output_section_headers::do_sized_write): Store overflow values
8179 for section count and section string table section index in
8180 section header zero.
8181 (Output_file_header::do_sized_write): Check for overflow of
8182 section count and section string table section index.
8183 (Output_symtab_xindex::do_write): New function.
8184 (Output_symtab_xindex::endian_do_write): New function.
8185 * output.h (class Output_section_headers): Add shstrtab_section_.
8186 Update declarations.
8187 (class Output_symtab_xindex): Define.
8188 (Output_section::has_out_shndx): New function.
8189 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8191 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8193 (Sized_symbol::init): Likewise.
8194 (Symbol::output_section): Check for ordinary symbol.
8195 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8196 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8198 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8199 Change all callers. Simplify handling of symbols from sections
8200 not included in the link.
8201 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8203 (Weak_alias_sorter::operator()): Assert that symbols are
8205 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8207 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8208 parameters. Change all callers.
8209 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8210 symbol distinction. Use SHN_XINDEX when needed.
8211 (Symbol_table::write_section_symbol): Add symtab_xindex
8212 parameter. Change all callers.
8213 (Symbol_table::sized_write_section_symbol): Likewise. Use
8214 SHN_XINDEX when needed.
8215 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8217 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8218 (Symbol::is_defined): Check is_ordinary.
8219 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8220 (Symbol::is_absolute, Symbol::is_common): Likewise.
8221 (class Sized_symbol): Update declarations.
8222 (class Symbol_table): Update declarations.
8223 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8224 parameters. Change all callers.
8225 (Sized_symbol::override): Likewise.
8226 (Symbol_table::override): Likewise.
8227 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8228 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8229 is_ordinary, and orig_st_shndx parameters. Change all callers.
8230 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8231 to be in an ordinary section.
8232 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8233 object and is_ordinary parameters. Change all callers.
8234 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8235 Change all callers. Don't add undefined or non-ordinary symbols
8237 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8239 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8241 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8242 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8243 (Sized_relobj::relocate_sections): Likewise.
8244 * target-reloc.h (scan_relocs): Adjust section symbol index.
8245 (scan_relocatable_relocs): Likewise.
8246 * i386.cc (Scan::local): Check for ordinary symbols.
8247 * sparc.cc (Scan::local): Likewise.
8248 * x86_64.cc (Scan::local): Likewise.
8249 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8250 to symbol_section_and_value.
8251 * testsuite/many_sections_test.cc: New file.
8252 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8253 (check_PROGRAMS): Add many_sections_test.
8254 (many_sections_test_SOURCES): Define.
8255 (many_sections_test_DEPENDENCIES): Define.
8256 (many_sections_test_LDFLAGS): Define.
8257 (BUILT_SOURCES): Add many_sections_define.h.
8258 (many_sections_define.h): New target.
8259 (BUILT_SOURCES): Add many_sections_check.h.
8260 (many_sections_check.h): New target.
8261 (check_PROGRAMS): Add many_sections_r_test.
8262 (many_sections_r_test_SOURCES): Define.
8263 (many_sections_r_test_DEPENDENCIES): Define.
8264 (many_sections_r_test_LDFLAGS): Define.
8265 (many_sections_r_test_LDADD): Define.
8266 (many_sections_r_test.o): New target.
8267 * testsuite/Makefile.in: Rebuild.
8269 2008-04-17 Cary Coutant <ccoutant@google.com>
8271 * errors.cc (Errors::info): New function.
8272 (gold_info): New function.
8273 * errors.h (Errors::info): New function.
8274 * gold.h (gold_info): New function.
8275 * object.cc (Input_objects::add_object): Print trace output.
8276 * options.cc (options::parse_set): New function.
8277 (General_options::parse_wrap): Deleted.
8278 (General_options::General_options): Deleted initializer.
8279 * options.h (options::String_set): New typedef.
8280 (options::parse_set): New function.
8281 (DEFINE_set): New macro.
8282 (General_options::wrap): Changed to use DEFINE_set. Changed
8283 callers of any_wrap_symbols and is_wrap_symbol.
8284 (General_options::trace, General_options::trace_symbol):
8286 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8287 (General_options::wrap_symbols_): Deleted.
8288 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8290 2008-04-17 David S. Miller <davem@davemloft.net>
8292 * options.cc (General_options::parse_V): New function.
8293 * options.h: Add entries for -V and -Qy.
8295 2008-04-17 Ian Lance Taylor <iant@google.com>
8297 * common.cc (Symbol_table::allocate_commons): Remove options
8298 parameter. Change caller.
8299 (Symbol_table::do_allocate_commons): Remove options parameter.
8300 Change caller. Just call do_allocate_commons_list twice.
8301 (Symbol_table::do_allocate_commons_list): New function, broken out
8302 of do_allocate_commons.
8303 * common.h (class Allocate_commons_task): Remove options_ field.
8305 * symtab.cc (Symbol_table::Symbol_table): Initialize
8307 (Symbol_table::add_from_object): Put TLS common symbols on
8309 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8310 which are IN_OUTPUT_DATA.
8311 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8312 allocate_commons and do_allocate_commons declarations. Declare
8313 do_allocate_commons_list.
8314 * gold.cc (queue_middle_tasks): Update creation of
8315 Allocate_commons_task to not pass options.
8316 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8317 (TLS_TEST_C_FLAGS): New variable.
8318 (tls_test_c_pic.o): New target.
8319 (tls_test_shared.so): Link in tls_test_c_pic.o.
8320 (tls_test_c_pic_ie.o): New target.
8321 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8322 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8323 (tls_test_c.o): New target.
8324 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8325 (tls_pic_test_LDADD): Likewise.
8326 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8327 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8328 (tls_test_c_gnu2.o): New target.
8329 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8331 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8332 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8333 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8334 * testsuite/tls_test.cc: Include "config.h".
8335 (t_last): Call t11_last.
8336 * testsuite/tls_test.h (t11, t11_last): Declare.
8337 * testsuite/tls_test_c.c: New file.
8338 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8339 * configure.ac: Check for OpenMP support.
8340 * configure, config.in, Makefile.in: Rebuild.
8341 * testsuite/Makefile.in: Rebuild.
8343 2008-04-16 Cary Coutant <ccoutant@google.com>
8345 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8346 (Target_i386::tls_base_symbol_defined_): New field.
8347 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8348 (Target_i386::Scan::global): Likewise.
8349 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8350 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8351 (Target_x86_64::tls_base_symbol_defined_): New field.
8352 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8353 (Target_x86_64::Scan::global): Likewise.
8355 2008-04-16 Cary Coutant <ccoutant@google.com>
8357 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8358 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8359 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8360 building shared libraries.
8361 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8362 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8363 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8364 * testsuite/Makefile.in: Rebuild.
8365 * testsuite/weak_undef.h: New file.
8366 * testsuite/weak_undef_file1.cc: Add extra test cases.
8367 * testsuite/weak_undef_file2.cc: Likewise.
8368 * testsuite/weak_undef_test.cc: Likewise.
8370 2008-04-16 David S. Miller <davem@davemloft.net>
8372 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8373 Add issued_non_pic_error_ field. Declare check_non_pic.
8374 (Target_sparc::Scan::check_non_pic): New function.
8375 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8376 (Target_sparc::Scan::global): Likewise.
8378 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8379 * configure: Rebuild.
8381 * options.h (DEFINE_enable): New macro.
8382 (new_dtags): New enable option.
8383 (initfirst, interpose, loadfltr, nodefaultlib,
8384 nodelete, nodlopen, nodump): New -z options.
8385 * layout.cc (Layout:finish_dynamic_section): If new
8386 dtags enabled, emit DT_RUNPATH. Also, emit a
8387 DT_FLAGS_1 containing any specified -z flags.
8389 2008-04-16 Ian Lance Taylor <iant@google.com>
8391 * copy-relocs.cc: New file.
8392 * copy-relocs.h: New file.
8393 * reloc.cc: Remove Copy_relocs code.
8394 * reloc.h: Likewise.
8395 * reloc-types.h (struct Reloc_types) [both versions]: Add
8396 get_reloc_addend_noerror.
8397 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8398 variants of add_global which take an addend which must be zero.
8399 * i386.cc: Include "copy-relocs.h".
8400 (class Target_i386): Change type of copy_relocs_ to variable,
8402 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8404 (Target_i386::do_finalize_sections): Change handling of
8406 * sparc.cc: Include "copy-relocs.h".
8407 (class Target_sparc): Change type of copy_relocs_ to variable,
8409 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8411 (Target_sparc::do_finalize_sections): Change handling of
8413 * x86_64.cc: Include "copy-relocs.h".
8414 (class Target_x86_64): Change type of copy_relocs_ to variable,
8416 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8417 class. Change all callers.
8418 (Target_x86_64::do_finalize_sections): Change handling of
8420 * Makefile.am (CCFILES): Add copy-relocs.cc.
8421 (HFILES): Add copy-relocs.h.
8423 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8425 * testsuite/script_test_4.sh: Permit leading zeroes.
8427 2008-04-15 Ian Lance Taylor <iant@google.com>
8429 * script-sections.cc (Script_sections::create_segments): Use
8430 header_size_adjustment even when there is enough room for the
8432 * testsuite/script_test_4.sh: New file.
8433 * testsuite/script_test_4.t: New file.
8434 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8435 (check_DATA): Add script_test_4.stdout.
8436 (MOSTLYCLEANFILES): Likewise.
8437 (script_test_4): New target.
8438 (script_test_4.stdout): New target.
8439 * testsuite/Makefile.in: Rebuild.
8441 * sparc.cc: Add definitions for Output_data_plt_sparc class
8444 2008-04-14 David S. Miller <davem@davemloft.net>
8446 * sparc.cc: New file.
8447 * Makefile.am (TARGETSOURCES): Add sparc.cc
8448 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8449 * configure.tgt: Document targ_extra_size and
8450 targ_extra_big_endian. Add entries for sparc-* and
8452 * configure.ac: Handle targ_extra_size and
8453 targ_extra_big_endian.
8454 * Makefile.in: Rebuild.
8455 * configure: Likewise.
8456 * po/POTFILES.in: Likewise.
8457 * po/gold.pot: Likewise.
8459 2008-04-14 Ian Lance Taylor <iant@google.com>
8461 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8462 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8463 in the name/type/flags to section mapping. Don't call
8464 allocate_output_section.
8465 (Layout::choose_output_section): Change parameter from adjust_name
8466 to is_input_section. Don't permit input sections after sections
8467 are attached to segments. Don't call allocate_output_section.
8468 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8469 not write_enable_output_section.
8470 (Layout::make_output_section): Don't push to
8471 unattached_section_list_ nor call attach_to_segment. Call
8472 attach_section_to_segment if sections are attached.
8473 (Layout::attach_sections_to_segments): New function.
8474 (Layout::attach_section_to_segment): New function.
8475 (Layout::attach_allocated_section_to_segment): Rename from
8476 attach_to_segment. Remove flags parameter.
8477 (Layout::allocate_output_section): Remove function.
8478 (Layout::write_enable_output_section): Remove function.
8479 * layout.h (class Layout): Update for above changes. Add new
8480 field sections_are_attached_.
8481 * output.h (Output_section::update_flags_for_input_section): New
8483 * output.cc (Output_section::add_input_section): Call
8484 update_flags_for_input_section.
8485 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8487 2008-04-11 Cary Coutant <ccoutant@google.com>
8489 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8490 thought unnecessary.
8491 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8493 2008-04-11 Ian Lance Taylor <iant@google.com>
8495 * output.h (class Output_section_data): Remove inline definition
8497 * output.cc (Output_section_data::set_addralign): New function.
8499 2008-04-11 Cary Coutant <ccoutant@google.com>
8501 Add support for TLS descriptors for i386 and x86_64.
8502 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8503 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8504 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8506 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8507 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8508 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8510 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8511 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8512 Fix problem with initial-exec relocations.
8513 (Target_i386::Relocate::relocate_tls): Likewise.
8514 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8516 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8517 support for section-plus-offset dynamic table entries.
8518 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8519 (Output_data_dynamic::Dynamic_entry): Add support for
8520 section-plus-offset dynamic table entries.
8521 (Output_data_dynamic::Classification): Likewise.
8522 (Output_data_dynamic::classification_): Renamed offset_.
8523 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8524 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8525 (Target_x86_64::make_plt_section): New function.
8526 (Target_x86_64::reserve_tlsdesc_entries): New function.
8527 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8528 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8529 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8530 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8531 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8532 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8533 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8534 add extra PLT entry for TLS descriptors.
8535 (Output_data_plt_x86_64::got_): New field.
8536 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8537 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8539 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8541 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8542 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8543 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8544 R_386_TLS_DESC_CALL relocations.
8545 (Target_x86_64::Scan::global): Likewise.
8546 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8547 for TLS descriptors.
8548 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8549 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8550 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8551 GD-to-IE relaxation.
8552 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8553 and TLS_DESCRIPTORS.
8554 * Makefile.in: Rebuild.
8555 * configure: Rebuild.
8556 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8557 (tls_test_shared2.so): New target.
8558 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8559 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8560 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8561 (tls_shared_gd_to_ie_test_LDADD): New variable.
8562 (tls_shared_gnu2_gd_to_ie_test): New target.
8563 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8565 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8566 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8567 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8568 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8569 (tls_shared_gnu2_test): New target.
8570 (tls_test_gnu2_shared.so): New target.
8571 (tls_shared_gnu2_test_SOURCES): New variable.
8572 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8573 (tls_shared_gnu2_test_LDFLAGS): New variable.
8574 (tls_shared_gnu2_test_LDADD): New variable.
8575 * testsuite/Makefile.in: Rebuild.
8576 * testsuite/Makefile.
8578 2008-04-11 Ian Lance Taylor <iant@google.com>
8580 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8582 * testsuite/Makefile.in: Rebuild.
8584 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8586 * testsuite/script_test_2.cc (main): Adjust test.
8588 2008-04-11 David S. Miller <davem@davemloft.net>
8589 Ian Lance Taylor <iant@google.com>
8591 * options.h (General_options): Add entries for '-Y' and
8593 * options.cc (General_options:finalize): If -Y was used, add those
8594 entries to the library path instead of the default "/lib" and
8597 2008-04-11 David S. Miller <davem@davemloft.net>
8599 * testsuite/justsyms.t: Start at 0x100.
8600 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8601 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8603 * testsuite/script_test_2.cc: Adjust string and section length
8606 2008-04-09 Ian Lance Taylor <iant@google.com>
8609 * script-sections.cc (Sections_element::allocate_to_segment): Add
8611 (Output_section_definition::allocate_to_segment): Likewise.
8612 (Orphan_output_section::allocate_to_segment): Likewise.
8613 (Script_sections::attach_sections_using_phdrs_clause): Don't
8614 propagate non-PT_LOAD segments to orphan sections.
8615 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8616 readelf rather than objdump.
8617 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8618 .interp section and PT_INTERP segment are the same size.
8619 * testsuite/Makefile.in: Rebuild.
8621 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8622 aliases for symbols defined in the same object.
8623 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8624 (weak_alias_test_SOURCES): New variable.
8625 (weak_alias_test_DEPENDENCIES): New variable.
8626 (weak_alias_test_LDFLAGS): New variable.
8627 (weak_alias_test_LDADD): New variable.
8628 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8629 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8630 (weak_alias_test_3.o): New target.
8631 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8632 * testsuite/weak_alias_test_main.cc: New file.
8633 * testsuite/weak_alias_test_1.cc: New file.
8634 * testsuite/weak_alias_test_2.cc: New file.
8635 * testsuite/weak_alias_test_3.cc: New file.
8637 2008-04-08 Ian Lance Taylor <iant@google.com>
8639 * options.h (class General_options): Add --noinhibit-exec option.
8640 * main.cc (main): Check --noinhibit-exec.
8642 * options.h (class General_options): Define --wrap as a special
8643 option. Add wrap_symbols_ field.
8644 (General_options::any_wrap_symbols): New function.
8645 (General_options::is_wrap_symbol): New function.
8646 * options.cc (General_options::parse_wrap): New function.
8647 (General_options::General_options): Initialize wrap_symbols_.
8648 * symtab.cc (Symbol_table::wrap_symbol): New function.
8649 (Symbol_table::add_from_object): Handle --wrap.
8650 * symtab.h (class Symbol_table): Declare wrap_symbol.
8651 * target.h (Target::wrap_char): New function.
8652 (Target::Target_info): Add wrap_char field.
8653 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8654 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8655 * testsuite/testfile.cc (Target_test::test_target_info):
8658 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8661 * layout.h (class Layout): Add added_eh_frame_data_ field.
8662 * layout.cc (Layout::Layout): Initialize new field.
8663 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8664 output section until we find a section we merged successfully.
8665 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8666 that the size be non-zero.
8668 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8671 2008-04-08 Craig Silverstein <csilvers@google.com>
8673 * configure.ac: Export new conditional variable HAVE_ZLIB.
8674 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8676 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8677 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8679 2008-04-07 Ian Lance Taylor <iant@google.com>
8681 * version.cc (version_string): Set to "1.5".
8683 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8684 Add issued_non_pic_error_ field. Declare check_non_pic.
8685 (Target_x86_64::Scan::check_non_pic): New function.
8686 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8687 (Target_x86_64::Scan::global): Likewise.
8689 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8690 addend parameter. Change caller. Handle merge sections.
8691 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8692 Address to Addend. Don't add in the result of
8693 local_section_offset, pass down the addend and use the returned
8695 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8696 Update declarations of local_section_offset and symbol_value.
8697 * testsuite/two_file_test_1.cc (t18): New function.
8698 * testsuite/two_file_test_2.cc (f18): New function.
8699 * testsuite/two_file_test_main.cc (main): Call t18.
8700 * testsuite/two_file_test.h (t18, f18): Declare.
8702 * configure.ac: Don't test for objdump, c++filt, or readelf.
8703 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8705 (TEST_READELF): New variable.
8706 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8707 (check_PROGRAMS): Add two_file_strip_test.
8708 (two_file_strip_test): New target.
8709 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8710 (two_file_same_shared_strip_test_SOURCES): New variable.
8711 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8712 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8713 (two_file_same_shared_strip_test_LDADD): New variable.
8714 (two_file_shared_strip.so): New target.
8715 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8716 (ver_test_5.syms, ver_test_7.syms): Likewise.
8717 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8718 (strip_test_3.stdout): Use TEST_OBJDUMP.
8719 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8721 2008-04-04 Cary Coutant <ccoutant@google.com>
8723 * symtab.h (Symbol::is_weak_undefined): New function.
8724 (Symbol::is_strong_undefined): New function.
8725 (Symbol::is_absolute): New function.
8726 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8727 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8729 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8730 (weak_undef_test): New target.
8731 * testsuite/Makefile.in: Rebuild.
8732 * testsuite/weak_undef_file1.cc: New file.
8733 * testsuite/weak_undef_file2.cc: New file.
8734 * testsuite/weak_undef_test.cc: New file.
8736 2008-04-03 Craig Silverstein <csilvers@google.com>
8738 * compressed_output.h (class Output_compressed_section): Use
8740 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8742 (zlib_compressed_suffix): Removed.
8743 (Output_compressed_section::set_final_data_size): Use unsigned
8745 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8746 Fix linker invocation.
8747 (flagstest_o_specialfile_and_compress_debug_sections):
8749 * testsuite/Makefile.in: Regenerated.
8751 2008-04-02 David S. Miller <davem@davemloft.net>
8753 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8754 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8756 2008-04-02 Craig Silverstein <csilvers@google.com>
8760 2008-04-02 Ian Lance Taylor <iant@google.com>
8762 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8763 parameters. Update for new key type to views_. Change all
8765 (File_read::read): Adjust for byteshift in returned view.
8766 (File_read::add_view): New function, broken out of
8768 (File_read::make_view): New function, broken out of
8770 (File_read::find_or_make_view): Add offset and aligned
8771 parameters. Rewrite accordingly. Change all callers.
8772 (File_read::get_view): Add offset and aligned parameters. Adjust
8773 for byteshift in return value.
8774 (File_read::get_lasting_view): Likewise.
8775 * fileread.h (class File_read): Update declarations.
8776 (class File_read::View): Add byteshift_ field. Add byteshift to
8777 constructor. Add byteshift method.
8778 * archive.h (Archive::clear_uncached_views): New function.
8779 (Archive::get_view): Add aligned parameter. Change all callers.
8780 * object.h (Object::get_view): Add aligned parameter. Change all
8782 (Object::get_lasting_view): Likewise.
8784 * fileread.cc (File_read::release): Don't call clear_views if
8785 there are multiple objects.
8786 * fileread.h (File_read::clear_uncached_views): New function.
8787 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8790 2008-03-31 Cary Coutant <ccoutant@google.com>
8792 Add thin archive support.
8793 * archive.cc (Archive::armagt): New const.
8794 (Archive::setup): Remove task parameter and calls to unlock.
8795 (Archive::unlock_nested_archives): New function.
8796 (Archive::read_header): Add nested_off parameter. Change
8798 (Archive::interpret_header): Likewise.
8799 (Archive::include_all_members): Change to handle thin
8801 (Archive::include_member): Likewise.
8802 * archive.h (Archive::Archive): Add new parameters and
8804 (Archive::armagt): New const.
8805 (Archive::setup): Remove task parameter.
8806 (Archive::unlock_nested_archives): New function.
8807 (Archive::read_header): Add nested_off parameter.
8808 (Archive::interpret_header): Likewise.
8809 (Archive::Nested_archive_table): New typedef.
8810 (Archive::is_thin_archive_): New field.
8811 (Archive::nested_archives_): New field.
8812 (Archive::options_): New field.
8813 (Archive::dirpath_): New field.
8814 (Archive::task_): New field.
8815 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8816 for thin archives. Pass additional parameters to
8817 Archive::Archive. Unlock the archive file after calling
8820 2008-03-29 Ian Lance Taylor <iant@google.com>
8822 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8823 version symbol to be local.
8824 * testsuite/ver_test_4.sh: New file.
8825 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8826 (check_DATA): Add ver_test_4.syms.
8827 (ver_test_4.syms): New target.
8828 * testsuite/Makefile.in: Rebuild.
8831 (Output_section::Input_section_sort_entry::has_priority): New
8833 (Output_section::Input_section_sort_entry::match_file_name): New
8835 (Output_section::Input_section_sort_entry::match_section_name):
8837 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8839 (Output_section::Input_section_sort_entry::match_section_file):
8841 (Output_section::Input_section_sort_compare::operator()): Rewrite
8842 using new Input_section_sort_entry functions. Sort crtbegin and
8843 crtend first. Sort sections with no priority before sections with
8845 * testsuite/initpri1.c (d3): Check j != 4.
8846 (cd5): New constructor/destructor function.
8847 (main): Check j != 2.
8849 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8850 new symbol when resolving, don't call set_is_default.
8851 * testsuite/ver_test_7.cc: New file.
8852 * testsuite/ver_test_7.sh: New file.
8853 * testsuite/Makefile.am (ver_test_7.so): New target.
8854 (ver_test_7.o): New target.
8855 (check_SCRIPTS): Add ver_test_7.sh.
8856 (check_DATA): Add ver_test_7.syms.
8857 (ver_test_7.syms): New target.
8859 2008-03-28 Ian Lance Taylor <iant@google.com>
8861 * layout.cc (Layout::layout): If we see an input section with a
8862 name that needs sorting, set the must_sort flag for the output
8864 (Layout::make_output_section): If the name of the output section
8865 indicates that it might require sorting, set the may_sort flag.
8866 * output.h (Output_section::may_sort_attached_input_sections): New
8868 (Output_section::set_may_sort_attached_input_sections): New
8870 (Output_section::must_sort_attached_input_sections): New
8872 (Output_section::set_must_sort_attached_input_sections): New
8874 (class Output_section): Declare Input_section_sort_entry. Define
8875 Input_section_sort_compare. Declare
8876 sort_attached_input_sections. Add new fields:
8877 may_sort_attached_input_sections_,
8878 must_sort_attached_input_sections_,
8879 attached_input_sections_are_sorted_.
8880 * output.cc (Output_section::Output_section): Initialize new
8882 (Output_section::add_input_section): Add an entry to
8883 input_sections_ if may_sort or must_sort are true.
8884 (Output_section::set_final_data_size): Call
8885 sort_attached_input_sections if necessary.
8886 (Output_section::Input_section_sort_entry): Define new class.
8887 (Output_section::Input_section_sort_compare::operator()): New
8889 (Output_section::sort_attached_input_sections): New function.
8890 * configure.ac: Check whether the compiler supports constructor
8891 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8892 * testsuite/initpri1.c: New file.
8893 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8894 CONSTRUCTOR_PRIORITY.
8895 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8896 (initpri1_LDFLAGS): New variable.
8897 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8899 2008-03-27 Ian Lance Taylor <iant@google.com>
8901 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8902 * testsuite/common_test_1.c: New file.
8903 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8904 (common_test_1_SOURCES): New variable.
8905 (common_test_1_DEPENDENCIES): New variable.
8906 (common_test_1_LDFLAGS): New variable.
8908 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8909 and commons_ correctly when NAME/VERSION does not override
8911 * testsuite/ver_test_6.c: New file.
8912 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8913 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8914 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8916 2008-03-26 Ian Lance Taylor <iant@google.com>
8918 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8919 of an undefined symbol from a version script.
8920 * testsuite/Makefile.am (ver_test_5.so): New target.
8921 (ver_test_5.o): New target.
8922 (check_SCRIPTS): Add ver_test_5.sh.
8923 (check_DATA): Add ver_test_5.syms.
8924 (ver_test_5.syms): New target.
8925 * testsuite/ver_test_5.cc: New file.
8926 * testsuite/ver_test_5.script: New file.
8927 * testsuite/ver_test_5.sh: New file.
8928 * Makefile.in, testsuite/Makefile.in: Rebuild.
8931 Fix problems building gold with gcc 4.3.0.
8932 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8933 (gold_error_at_location, gold_warning_at_location): Use it.
8934 * configure.ac: Check whether we can compile and use a template
8935 function with a printf attribute.
8936 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8937 when jumping over bytes.
8938 * object.cc: Instantiate Object::read_section_data.
8939 * debug.h: Include <cstring>
8940 * dwarf_reader.cc: Include <algorithm>
8941 * main.cc: Include <cstring>.
8942 * options.cc: Include <cstring>.
8943 * output.cc: Include <cstring>.
8944 * script.cc: Include <cstring>.
8945 * script.h: Include <string>.
8946 * symtab.cc: Include <cstring> and <algorithm>.
8947 * target-select.cc: Include <cstring>.
8948 * version.cc: Include <string>.
8949 * testsuite/testmain.cc: Include <cstdlib>.
8950 * configure, config.in: Rebuild.
8952 2008-03-25 Ian Lance Taylor <iant@google.com>
8954 * options.cc: Include "../bfd/bfdver.h".
8955 (options::help): Print bug reporting address.
8957 * version.cc (print_version): Adjust output for current value of
8962 * options.cc (options::help): Print list of supported targets.
8963 * target-select.h: Include <vector>.
8964 (class Target_selector): Make machine_, size_, and is_big_endian_
8965 fields const. Add bfd_name_ and instantiated_target_ fields.
8966 (Target_selector::Target_selector): Add bfd_name parameter.
8967 (Target_selector::recognize): Make non-virtual, call
8969 (Target_selector::recognize_by_name): Make non-virtual, call
8970 do_recognize_by_name.
8971 (Target_selector::supported_names): New function.
8972 (Target_selector::bfd_name): New function.
8973 (Target_selector::do_instantiate_target): New pure virtual
8975 (Target_selector::do_recognize): New virtual function.
8976 (Target_selector::do_recognize_by_name): New virtual function.
8977 (Target_selector::instantiate_target): New private function.
8978 (supported_target_names): Declare.
8979 * target-select.cc (Target_selector::Target_selector): Update for
8980 new parameter and fields.
8981 (select_target_by_name): Check that the name matches before
8982 calling recognize_by_name.
8983 (supported_target_names): New function.
8984 * i386.cc (class Target_selector_i386): Update Target_selector
8985 constructor call. Remove recognize and recognize_by_name. Add
8986 do_instantiate_target.
8987 * x86_64.cc (class Target_selector_x86_64): Likewise.
8988 * testsuite/testfile.cc (class Target_selector_test): Update for
8989 changes to Target_selector.
8991 * README: Rewrite, with some notes on unsupported features.
8993 2008-03-24 Cary Coutant <ccoutant@google.com>
8995 * i386.cc (Target_i386::Got_type): New enum declaration.
8996 (Target_i386::Scan::local): Updated callers of Output_data_got
8998 (Target_i386::Scan::global): Likewise.
8999 (Target_i386::Relocate::relocate): Likewise.
9000 (Target_i386::Relocate::relocate_tls): Likewise.
9001 * object.h (Got_offset_list): New class.
9002 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9003 (Sized_relobj::local_got_offset): Likewise.
9004 (Sized_relobj::set_local_got_offset): Likewise.
9005 (Sized_relobj::local_has_tls_got_offset): Removed.
9006 (Sized_relobj::local_tls_got_offset): Removed.
9007 (Sized_relobj::set_local_tls_got_offset): Removed.
9008 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9009 * output.cc (Output_data_got::add_global): Added got_type parameter.
9010 (Output_data_got::add_global_with_rel): Likewise.
9011 (Output_data_got::add_global_with_rela): Likewise.
9012 (Output_data_got::add_global_pair_with_rel): New function.
9013 (Output_data_got::add_global_pair_with_rela): New function.
9014 (Output_data_got::add_local): Added got_type parameter.
9015 (Output_data_got::add_local_with_rel): Likewise.
9016 (Output_data_got::add_local_with_rela): Likewise.
9017 (Output_data_got::add_local_pair_with_rel): New function.
9018 (Output_data_got::add_local_pair_with_rela): New function.
9019 (Output_data_got::add_global_tls): Removed.
9020 (Output_data_got::add_global_tls_with_rel): Removed.
9021 (Output_data_got::add_global_tls_with_rela): Removed.
9022 (Output_data_got::add_local_tls): Removed.
9023 (Output_data_got::add_local_tls_with_rel): Removed.
9024 (Output_data_got::add_local_tls_with_rela): Removed.
9025 * output.h (Output_data_got::add_global): Added got_type parameter.
9026 (Output_data_got::add_global_with_rel): Likewise.
9027 (Output_data_got::add_global_with_rela): Likewise.
9028 (Output_data_got::add_global_pair_with_rel): New function.
9029 (Output_data_got::add_global_pair_with_rela): New function.
9030 (Output_data_got::add_local): Added got_type parameter.
9031 (Output_data_got::add_local_with_rel): Likewise.
9032 (Output_data_got::add_local_with_rela): Likewise.
9033 (Output_data_got::add_local_pair_with_rel): New function.
9034 (Output_data_got::add_local_pair_with_rela): New function.
9035 (Output_data_got::add_global_tls): Removed.
9036 (Output_data_got::add_global_tls_with_rel): Removed.
9037 (Output_data_got::add_global_tls_with_rela): Removed.
9038 (Output_data_got::add_local_tls): Removed.
9039 (Output_data_got::add_local_tls_with_rel): Removed.
9040 (Output_data_got::add_local_tls_with_rela): Removed.
9041 * resolve.cc (Symbol::override_base_with_special): Removed
9042 reference to has_got_offset_ field.
9043 * symtab.cc (Symbol::init_fields): Replaced initialization
9044 of got_offset_ with got_offsets_. Removed initialization
9046 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9047 (Symbol::got_offset): Likewise.
9048 (Symbol::set_got_offset): Likewise.
9049 (Symbol::has_tls_got_offset): Removed.
9050 (Symbol::tls_got_offset): Removed.
9051 (Symbol::set_tls_got_offset): Removed.
9052 (Symbol::got_offset_): Removed.
9053 (Symbol::tls_mod_got_offset_): Removed.
9054 (Symbol::tls_pair_got_offset_): Removed.
9055 (Symbol::got_offsets_): New field.
9056 (Symbol::has_got_offset): Removed.
9057 (Symbol::has_tls_mod_got_offset): Removed.
9058 (Symbol::has_tls_pair_got_offset): Removed.
9059 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9060 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9062 (Target_x86_64::Scan::global): Likewise.
9063 (Target_x86_64::Relocate::relocate): Likewise.
9064 (Target_x86_64::Relocate::relocate_tls): Likewise.
9066 2008-03-25 Ben Elliston <bje@au.ibm.com>
9068 * yyscript.y: Fix spelling error in comment.
9070 2008-03-24 Ian Lance Taylor <iant@google.com>
9072 * options.h (class General_options): Define build_id option.
9073 * layout.h (class Layout): Declare write_build_id, create_note,
9074 create_build_id. Add build_id_note_ member.
9075 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9076 "libiberty.h", "md5.h", "sha1.h".
9077 (Layout::Layout): Initialize eh_frame_data_,
9078 eh_frame_hdr_section_, and build_id_note_.
9079 (Layout::finalize): Call create_build_id.
9080 (Layout::create_note): New function, broken out of
9081 Layout::create_gold_note.
9082 (Layout::create_gold_note): Call create_note.
9083 (Layout::create_build_id): New function.
9084 (Layout::write_build_id): New function.
9085 (Close_task_runner::run): Call write_build_id.
9087 * x86_64.cc: Correct license to GPLv3.
9089 2008-03-23 Ian Lance Taylor <iant@google.com>
9091 * options.cc: Include "demangle.h".
9092 (parse_optional_string): New function.
9093 (parse_long_option): Handle takes_optional_argument.
9094 (parse_short_option): Update dash_z initializer. Handle
9095 takes_optional_argument.
9096 (General_options::General_options): Initialize do_demangle_.
9097 (General_options::finalize): Set do_demangle_. Handle demangling
9099 * options.h (parse_optional_string): Declare.
9100 (struct One_option): Add optional_arg field. Update constructor.
9101 Update call constructor calls. Add takes_optional_argument
9103 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9104 (DEFINE_optional_string): Define.
9105 (General_options::demangle): Change from DEFINE_bool to
9106 DEFINE_optional_string.
9107 (General_options::no_demangle): New function.
9108 (General_options::do_demangle): New function.
9109 (General_options::set_do_demangle): New function.
9110 (General_options::execstack_status_): Move definition to end of
9112 (General_options::static_): Likewise.
9113 (General_options::do_demangle_): New field.
9114 * object.cc (big_endian>::get_symbol_location_info): Call
9115 Options::do_demangle, not Options::demangle.
9116 * symtab.cc (demangle): Likewise.
9118 2008-03-22 Ian Lance Taylor <iant@google.com>
9120 * gold.h: Include <cstddef> and <sys/types.h>
9121 * options.h: Include <cstring>.
9123 2008-03-21 Ian Lance Taylor <iant@google.com>
9125 * Added source code to GNU binutils.