1 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * configure: Regenerate.
5 2010-09-17 Ian Lance Taylor <iant@google.com>
7 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
8 * testsuite/Makefile.am (memory_test.o): New target.
9 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
11 * testsuite/Makefile.in: Rebuild.
13 2010-09-17 Doug Kwan <dougkwan@google.com>
15 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
16 defintion if relocation uses GOT entries of the symbol.
17 * testsuite/icf_safe_test.sh: Fix test.
18 * testsuite/icf_safe_so_test.sh: Fix test.
20 2010-09-16 Cary Coutant <ccoutant@google.com>
22 * script_sections.cc (class Memory_region): Remove "NULL" from
23 vector initializations.
25 2010-09-15 Cary Coutant <ccoutant@google.com>
27 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
28 Resolve forwarding symbols.
30 2010-09-15 Doug Kwan <dougkwan@google.com>
32 * gold/testsuite/script_test_3.t: Add ARM special sections.
33 * gold/testsuite/script_test_4.t: Same.
34 * gold/testsuite/script_test_5.t: Same.
35 * gold/testsuite/script_test_6.t: Same.
36 * gold/testsuite/script_test_7.t: Same.
37 * gold/testsuite/script_test_7.t: Same.
38 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
40 2010-09-14 Cary Coutant <ccoutant@google.com>
42 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
43 (Target_x86_64::Relocate::relocate_tls): Replace check for
44 saw_tls_block_reloc_ with test for executable section.
46 2010-09-12 Cary Coutant <ccoutant@google.com>
48 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
49 position-independent executables to shared libraries need dynamic
51 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
52 position-independent executables.
53 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
54 * testsuite/Makefile.in: Regenerate.
56 2010-09-10 Nick Clifton <nickc@redhat.com>
59 * testsuite/memory_test.t: Discard any sections that are not
62 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
65 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
66 "This::" to work around a bug in gcc 4.2.
68 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
70 2010-09-09 Rafael Espindola <espindola@google.com>
72 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
73 sections with different PF_X flags in the same segment.
74 (Layout::find_first_load_seg): Search all segments to find the first
76 * options.h (rosegment): New.
78 2010-09-08 Rafael Espindola <espindola@google.com>
80 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
82 2010-09-08 Doug Kwan <dougkwan@google.com>
84 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
85 (Arm_relobj::do_relocate_sections): Add new parameter for output
86 file to match the parent.
87 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
88 of local symbols instead of input values. Update code to track
89 changes in gold::relocate_section.
90 * object.cc (Sized_relobj::compute_final_local_value): New methods.
91 (Sized_relobj::compute_final_local_value_internal): New methods.
92 (Sized_relobj::do_finalize_local_symbols): Move code from loop
93 body into private version of Sized_relobj::compute_final_local_value.
94 Call the inline method.
95 * object.h (Symbol_value::Symbol_value): Define destructor. Free
96 merged symbol value if there is one.
97 (Symbol_value::has_output_value): New method defintiion.
98 (Sized_relobj::Compute_final_local_value_status): New enum type.
99 (Sized_relobj::compute_final_local_value): New methods.
100 (Sized_relobj::compute_final_local_value_internal): New methods.
101 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
102 and arm_cortex_a8.sh.
103 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
104 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
106 * Makefile.in: Regenerate.
107 * testsuite/arm_bl_out_of_range.s: Update test.
108 * testsuite/thumb_bl_out_of_range.s: Ditto.
109 * testsuite/thumb_blx_out_of_range.s: Ditto.
110 * testsuite/arm_branch_out_of_range.sh: New file.
111 * testsuite/arm_cortex_a8.sh: Ditto.
112 * testsuite/arm_cortex_a8_b.s: Ditto.
113 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
114 * testsuite/arm_cortex_a8_b_local.s: Ditto.
115 * testsuite/arm_cortex_a8_bl.s: Ditto.
116 * testsuite/arm_cortex_a8_blx.s: Ditto.
117 * testsuite/arm_cortex_a8_local.s: Ditto.
118 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
119 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
121 2010-09-08 Rafael Espindola <espindola@google.com>
123 * Makefile.am (memory_test.stdout): Run readelf with -W.
124 * Makefile.in: Regenerate.
125 * testsuite/memory_test.sh: Make the regexps accept both 32 and
128 2010-09-08 Rafael Espindola <espindola@google.com>
130 * script-sections.cc (Script_sections::add_memory_region): Convert
131 field precision to int.
132 * script.cc (script_set_section_region, script_set_section_region):
133 Convert field precision to int.
135 2010-09-08 Rafael Espindola <espindola@google.com>
137 * arm.cc (do_finalize_sections): Create the __exidx_start and
138 __exdix_end symbols even when the section is missing.
140 2010-09-08 Nick Clifton <nickc@redhat.com>
142 * README: Remove claim that MEMORY is not supported.
143 * expression.cc (script_exp_function_origin)
144 (script_exp_function_length): Move from here to ...
145 * script.cc: ... here.
146 (script_set_section_region, script_add_memory)
147 (script_parse_memory_attr, script_include_directive): New
150 (class Memory_region): New class.
151 (class Output_section_definition): Add set_memory_region,
152 set_section_vma, set_section_lma and get_section_name methods.
153 (class Script_Sections): Add add_memory_region,
154 find_memory_region, find_memory_region_origin,
155 find_memory_region_length and set_memory_region methods.
156 Have set_section_addresses method walk the list of set memory
158 Extend the print methos to display memory regions.
159 * script-sections.h: Add prototypes for new methods.
160 Add enum for MEMORY region attributes.
161 * yyscript.y: Add support for parsing MEMORY regions.
162 * script-c.h: Add prototypes for new functions.
163 * testsuite/Makefile.am: Add test of MEMORY region functionality.
164 * testsuite/Makefile.in: Regenerate.
165 * testsuite/memory_test.sh: New script.
166 * testsuite/memory_test.s: New assembler source file.
167 * testsuite/memory_test.t: New linker script.
169 2010-08-27 Doug Kwan <dougkwan@google.com>
171 * gold/resolve.cc (Symbol_table::should_override): Let a weak
172 reference override an existing dynamic weak reference.
173 * testsuite/Makefile.am: Add new test dyn_weak_ref.
174 * testsuite/Makefile.in: Regenerate.
175 * testsuite/dyn_weak_ref.sh: New file.
176 * testsuite/dyn_weak_ref_1.c: Ditto.
177 * testsuite/dyn_weak_ref_2.c: Ditto.
179 2010-08-27 Ian Lance Taylor <iant@google.com>
181 * incremental.h (class Incremental_input_entry): Add virtual
184 2010-08-27 Ian Lance Taylor <iant@google.com>
186 * testsuite/start_lib_test_3.c: Mark t3 as used.
188 2010-08-27 Nick Clifton <nickc@redhat.com>
190 * options.cc (version_script): Fix small typo in previous
193 2010-08-25 Nick Clifton <nickc@redhat.com>
195 * archive.cc: Formatting fixes: Remove whitespace between
196 typename and following asterisk. Remove whitespace between
197 function name and opening parenthesis.
198 * archive.h: Likewise.
200 * attributes.cc: Likewise.
201 * attributes.h: Likewise.
202 * common.cc: Likewise.
203 * copy-relocs.cc: Likewise.
204 * dirsearch.h: Likewise.
205 * dynobj.cc: Likewise.
206 * ehframe.cc: Likewise.
207 * ehframe.h: Likewise.
208 * expression.cc: Likewise.
209 * fileread.cc: Likewise.
210 * fileread.h: Likewise.
212 * gold-threads.cc: Likewise.
216 * incremental-dump.cc: Likewise.
217 * incremental.cc: Likewise.
218 * layout.cc: Likewise.
219 * layout.h: Likewise.
221 * merge.cc: Likewise.
223 * object.cc: Likewise.
224 * object.h: Likewise.
225 * options.cc: Likewise.
226 * options.h: Likewise.
227 * output.cc: Likewise.
228 * output.h: Likewise.
229 * plugin.cc: Likewise.
230 * plugin.h: Likewise.
231 * powerpc.cc: Likewise.
232 * reloc.cc: Likewise.
233 * script-c.h: Likewise.
234 * script-sections.cc: Likewise.
235 * script.cc: Likewise.
236 * stringpool.cc: Likewise.
237 * symtab.cc: Likewise.
238 * symtab.h: Likewise.
239 * target.cc: Likewise.
240 * timer.cc: Likewise.
242 * version.cc: Likewise.
243 * x86_64.cc: Likewise.
245 2010-08-24 Nick Clifton <nickc@redhat.com>
248 * layout.cc (segment_precedes): Sort segments by their physical
249 addresses, if they have been set.
251 2010-08-23 Cary Coutant <ccoutant@google.com>
253 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
255 (Lib_group::include_member): Unlock object after deleting its
257 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
260 2010-08-19 Neil Vachharajani <nvachhar@google.com>
261 Cary Coutant <ccoutant@google.com>
263 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
264 constructor, and set_blocker.
265 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
267 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
268 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
269 * testsuite/Makefile.am (start_lib_test): New test case.
270 * testsuite/Makefile.in: Regenerate.
271 * testsuite/start_lib_test_main.c: New file.
272 * testsuite/start_lib_test_1.c: New file.
273 * testsuite/start_lib_test_2.c: New file.
274 * testsuite/start_lib_test_3.c: New file.
276 2010-08-19 Ian Lance Taylor <iant@google.com>
278 * Makefile.in: Rebuild with automake 1.11.1.
279 * aclocal.m4: Likewise.
280 * testsuite/Makefile.in: Likewise.
282 2010-08-19 Ian Lance Taylor <iant@google.com>
285 * i386.cc (class Output_data_plt_i386): Update declarations.
286 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
287 local_ifuncs_ fields.
288 (Target_i386::do_plt_section_for_global): New function.
289 (Target_i386::do_plt_section_for_local): New function.
290 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
291 parameter; change all callers. Initialize global_ifuncs_ and
292 local_ifuncs_. If doing a static link define __rel_iplt_start and
294 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
295 (Output_data_plt_i386::add_local_ifunc_entry): New function.
296 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
298 (Target_i386::make_plt_section): New function, broken out of
299 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
300 (Target_i386::make_plt_entry): Call make_plt_section.
301 (Target_i386::make_local_ifunc_plt_entry): New function.
302 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
303 (Target_i386::Scan::local): Handle IFUNC symbols. Add
304 R_386_IRELATIVE to switch.
305 (Target_i386::Scan::global): Likewise.
306 (Target_i386::Relocate::relocate): Likewise.
307 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
309 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
310 (Target_x86_64::do_plt_section_for_global): New function.
311 (Target_x86_64::do_plt_section_for_local): New function.
312 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
313 parameter; change all callers. If doing a static link define
314 __rela_iplt_start and __rela_iplt_end.
315 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
316 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
317 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
319 (Target_x86_64::make_local_ifunc_plt_entry): New function.
320 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
322 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
323 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
324 R_X86_64_IRELATIVE to switch.
325 (Target_x86_64::Scan::global): Likewise.
326 (Target_x86_64::Relocate::relocate): Likewise.
327 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
329 * target.h (class Target): Add plt_section_for_global and
330 plt_section_for_local functions. Add do_plt_section_for_global
331 and do_plt_section_for_local virtual functions.
332 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
334 (Symbol::use_plt_offset): Handle IFUNC symbol.
335 * object.cc (Sized_relobj::Sized_relobj): Initialize
337 (Sized_relobj::local_has_plt_offset): New function.
338 (Sized_relobj::local_plt_offset): New function.
339 (Sized_relobj::set_local_plt_offset): New function.
340 (Sized_relobj::do_count): Handle IFUNC symbol.
341 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
342 a bit away from input_shndx_ field. Add set_is_func_symbol and
343 is_ifunc_symbol functions.
344 (class Sized_relobj): Update declarations. Remove Tls_got_entry
345 and Local_tls_got_offsets. Define Local_plt_offsets. Add
346 local_plt_offsets_ field.
347 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
348 * output.h (class Output_section_data): Add non-const
349 output_section function.
350 (class Output_data_got): Update declarations.
351 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
352 Add use_plt_offset parameter to global and local constructors.
353 Change all callers. Change local_sym_index_ field to 31 bits.
354 Change GSYM_CODE and CONSTANT_CODE accordingly.
355 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
356 doing a static link don't set sh_link field.
357 (Output_data_got::Got_entry::write): Use PLT offset if
359 (Output_data_got::add_global_plt): New function.
360 (Output_data_got::add_local_plt): New function.
361 * target-reloc.h (relocate_section): Handle IFUNC symbol.
362 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
363 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
364 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
365 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
367 * testsuite/ifunc-sel.h: New file.
368 * testsuite/ifuncmain1.c: New file.
369 * testsuite/ifuncmain1vis.c: New file.
370 * testsuite/ifuncmod1.c: New file.
371 * testsuite/ifuncdep2.c: New file.
372 * testsuite/ifuncmain2.c: New file.
373 * testsuite/ifuncmain3.c: New file.
374 * testsuite/ifuncmod3.c: New file.
375 * testsuite/ifuncmain4.c: New file.
376 * testsuite/ifuncmain5.c: New file.
377 * testsuite/ifuncmod5.c: New file.
378 * testsuite/ifuncmain6pie.c: New file.
379 * testsuite/ifuncmod6.c: New file.
380 * testsuite/ifuncmain7.c: New file.
381 * configure, testsuite/Makefile.in: Rebuild.
383 2010-08-18 Ian Lance Taylor <iant@google.com>
386 (Output_section_incremental_inputs::write_input_files): Add cast
387 to avoid signed/unsigned comparison warning.
388 (Output_section_incremental_inputs::write_info_blocks): Likewise.
390 2010-08-12 Cary Coutant <ccoutant@google.com>
392 * common.cc (Sort_commons::operator()): Remove unnecessary code.
394 2010-08-13 Ian Lance Taylor <iant@google.com>
396 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
398 2010-08-12 Cary Coutant <ccoutant@google.com>
399 Doug Kwan <dougkwan@google.com>
401 * resolve.cc (Symbol_table::should_override): When a weak dynamic
402 defintion overrides non-weak undef, remember that the original undef
404 * symtab.cc (Symbol_table::sized_write_global): For undef without
405 an original weak binding, set binding to global in output.
406 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
407 * testsuite/Makefile.in: Regenerate.
408 * testsuite/strong_ref_weak_def.sh: New file.
409 * testsuite/strong_ref_weak_def_1.c: Ditto.
410 * testsuite/strong_ref_weak_def_2.c: Ditto.
412 2010-08-12 Cary Coutant <ccoutant@google.com>
414 * testsuite/incremental_test.sh: Rewrite.
415 * testsuite/incremental_test_1.c: Rewrite.
416 * testsuite/incremental_test_2.c: Rewrite.
418 2010-08-12 Cary Coutant <ccoutant@google.com>
420 * arm.cc (Target_arm::got_size): Add const.
421 (Target_arm::got_entry_count): New function.
422 (Target_arm::plt_entry_count): New function.
423 (Target_arm::first_plt_entry_offset): New function.
424 (Target_arm::plt_entry_size): New function.
425 (Output_data_plt_arm::entry_count): New function.
426 (Output_data_plt_arm::first_plt_entry_offset): New function.
427 (Output_data_plt_arm::get_plt_entry_size): New function.
428 * i386.cc (Target_i386::got_size): Add const.
429 (Target_i386::got_entry_count): New function.
430 (Target_i386::plt_entry_count): New function.
431 (Target_i386::first_plt_entry_offset): New function.
432 (Target_i386::plt_entry_size): New function.
433 (Output_data_plt_i386::entry_count): New function.
434 (Output_data_plt_i386::first_plt_entry_offset): New function.
435 (Output_data_plt_i386::get_plt_entry_size): New function.
436 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
437 find_incremental_inputs_sections. Dump incremental_got_plt section.
438 * incremental.cc: Include target.h.
439 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
440 parameter. Adjust all callers. Find incremental_got_plt section.
441 (Incremental_inputs::create_data_sections): Create incremental_got_plt
443 (Output_section_incremental_inputs::set_final_data_size): Calculate
444 size of incremental_got_plt section.
445 (Output_section_incremental_inputs::do_write): Write the
446 incremental_got_plt section.
447 (Got_plt_view_info): New struct.
448 (Local_got_offset_visitor): New class.
449 (Global_got_offset_visitor): New class.
450 (Global_symbol_visitor_got_plt): New class.
451 (Output_section_incremental_inputs::write_got_plt): New function.
452 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
453 Add parameter. Adjust all callers.
454 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
455 (Incremental_inputs::got_plt_section): New function.
456 (Incremental_inputs::got_plt_section_): New data member.
457 (Incremental_got_plt_reader): New class.
458 * layout.cc (Layout::create_incremental_info_sections): Add the
459 incremental_got_plt section.
460 * object.h (Got_offset_list::get_list): New function.
461 (Got offset_list::for_all_got_offsets): New function.
462 (Sized_relobj::local_got_offset_list): New function.
463 * powerpc.cc (Target_powerpc::got_size): Add const.
464 (Target_powerpc::got_entry_count): New function.
465 (Target_powerpc::plt_entry_count): New function.
466 (Target_powerpc::first_plt_entry_offset): New function.
467 (Target_powerpc::plt_entry_size): New function.
468 (Output_data_plt_powerpc::entry_count): New function.
469 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
470 (Output_data_plt_powerpc::get_plt_entry_size): New function.
471 * sparc.cc (Target_sparc::got_size): Add const.
472 (Target_sparc::got_entry_count): New function.
473 (Target_sparc::plt_entry_count): New function.
474 (Target_sparc::first_plt_entry_offset): New function.
475 (Target_sparc::plt_entry_size): New function.
476 (Output_data_plt_sparc::entry_count): New function.
477 (Output_data_plt_sparc::first_plt_entry_offset): New function.
478 (Output_data_plt_sparc::get_plt_entry_size): New function.
479 * symtab.h (Symbol::got_offset_list): New function.
480 (Symbol_table::for_all_symbols): New function.
481 * target.h (Sized_target::got_entry_count): New function.
482 (Sized_target::plt_entry_count): New function.
483 (Sized_target::plt_entry_size): New function.
484 * x86_64.cc (Target_x86_64::got_size): Add const.
485 (Target_x86_64::got_entry_count): New function.
486 (Target_x86_64::plt_entry_count): New function.
487 (Target_x86_64::first_plt_entry_offset): New function.
488 (Target_x86_64::plt_entry_size): New function.
489 (Output_data_plt_x86_64::entry_count): New function.
490 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
491 (Output_data_plt_x86_64::get_plt_entry_size): New function.
493 2010-08-12 Cary Coutant <ccoutant@google.com>
495 * archive.cc: Include incremental.h.
496 (Archive::Archive): Initialize incremental_info_.
497 (Archive::include_member): Record archive members in incremental info.
498 (Add_archive_symbols::run): Record begin and end of an archive in
500 (Lib_group::include_member): Record objects in incremental info.
501 * archive.h (Incremental_archive_entry): Forward declaration.
502 (Archive::set_incremental_info): New member function.
503 (Archive::incremental_info): New member function.
504 (Archive::Unused_symbol_iterator): New class.
505 (Archive::unused_symbols_begin): New member function.
506 (Archive::unused_symbols_end): New member function.
507 (Archive::incremental_info_): New data member.
508 * incremental-dump.cc (find_input_containing_global): New function.
509 (dump_incremental_inputs): Dump new incremental info sections.
510 * incremental.cc: Include symtab.h.
511 (Output_section_incremental_inputs): New class.
512 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
513 new incremental info sections.
514 (Sized_incremental_binary::do_check_inputs): Likewise.
515 (Incremental_inputs::report_archive): Remove.
516 (Incremental_inputs::report_archive_begin): New function.
517 (Incremental_inputs::report_archive_end): New function.
518 (Incremental_inputs::report_object): New function.
519 (Incremental_inputs::finalize_inputs): Remove.
520 (Incremental_inputs::report_input_section): New function.
521 (Incremental_inputs::report_script): Rewrite.
522 (Incremental_inputs::finalize): Do nothing but finalize string table.
523 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
524 (Incremental_inputs::sized_create_inputs_section_data): Remove.
525 (Incremental_inputs::create_data_sections): New function.
526 (Incremental_inputs::relocs_entsize): New function.
527 (Output_section_incremental_inputs::set_final_data_size): New function.
528 (Output_section_incremental_inputs::do_write): New function.
529 (Output_section_incremental_inputs::write_header): New function.
530 (Output_section_incremental_inputs::write_input_files): New function.
531 (Output_section_incremental_inputs::write_info_blocks): New function.
532 (Output_section_incremental_inputs::write_symtab): New function.
533 * incremental.h (Incremental_script_entry): Forward declaration.
534 (Incremental_object_entry): Forward declaration.
535 (Incremental_archive_entry): Forward declaration.
536 (Incremental_inputs): Forward declaration.
537 (Incremental_inputs_header_data): Remove.
538 (Incremental_inputs_header): Remove.
539 (Incremental_inputs_header_write): Remove.
540 (Incremental_inputs_entry_data): Remove.
541 (Incremental_inputs_entry): Remove.
542 (Incremental_inputs_entry_write): Remove.
543 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
544 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
545 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
546 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
548 (Incremental_input_entry): New class.
549 (Incremental_script_entry): New class.
550 (Incremental_object_entry): New class.
551 (Incremental_archive_entry): New class.
552 (Incremental_inputs::Incremental_inputs): Initialize new data members.
553 (Incremental_inputs::report_inputs): Remove.
554 (Incremental_inputs::report_archive): Remove.
555 (Incremental_inputs::report_archive_begin): New function.
556 (Incremental_inputs::report_archive_end): New function.
557 (Incremental_inputs::report_object): Change prototype.
558 (Incremental_inputs::report_input_section): New function.
559 (Incremental_inputs::report_script): Change prototype.
560 (Incremental_inputs::get_reloc_count): New function.
561 (Incremental_inputs::set_reloc_count): New function.
562 (Incremental_inputs::create_data_sections): New function.
563 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
564 (Incremental_inputs::inputs_section): New function.
565 (Incremental_inputs::symtab_section): New function.
566 (Incremental_inputs::relocs_section): New function.
567 (Incremental_inputs::get_stringpool): Add const.
568 (Incremental_inputs::command_line): Add const.
569 (Incremental_inputs::inputs): Remove.
570 (Incremental_inputs::command_line_key): New function.
571 (Incremental_inputs::input_file_count): New function.
572 (Incremental_inputs::input_files): New function.
573 (Incremental_inputs::relocs_entsize): New function.
574 (Incremental_inputs::sized_create_inputs_section_data): Remove.
575 (Incremental_inputs::finalize_inputs): Remove.
576 (Incremental_inputs::Input_info): Remove.
577 (Incremental_inputs::lock_): Remove.
578 (Incremental_inputs::inputs_): Change type.
579 (Incremental_inputs::inputs_map_): Remove.
580 (Incremental_inputs::current_object_entry_): New data member.
581 (Incremental_inputs::inputs_section_): New data member.
582 (Incremental_inputs::symtab_section_): New data member.
583 (Incremental_inputs::relocs_section_): New data member.
584 (Incremental_inputs::reloc_count_): New data member.
585 (Incremental_inputs_reader): New class.
586 (Incremental_symtab_reader): New class.
587 (Incremental_relocs_reader): New class.
588 * layout.cc (Layout::finalize): Move finalization of incremental info
589 and creation of incremental info sections to follow finalization of
590 symbol table. Set offsets for postprocessing sections.
591 (Layout::create_incremental_info_sections): Call
592 Incremental_inputs::create_data_sections. Add incremental symtab
593 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
594 sections to layout after input sections.
595 * layout.h (struct Timespec): Forward declaration.
596 (Layout::incremental_inputs): Add const.
597 (Layout::create_incremental_info_sections): Add parameter.
598 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
599 * object.cc: Include incremental.h.
600 (Relobj::finalize_incremental_relocs): New function.
601 (Sized_relobj::do_layout): Record input sections in incremental info.
602 * object.h (Object::output_section): New function.
603 (Object::output_section_offset): Moved from Relobj.
604 (Object::get_incremental_reloc_base): New function.
605 (Object::get_incremental_reloc_count): New function.
606 (Object::do_output_section): New function.
607 (Object::do_output_section_offset): Moved from Relobj.
608 (Object::do_get_incremental_reloc_base): New function.
609 (Object::do_get_incremental_reloc_count): New function.
610 (Object::Object): Initialize new data members.
611 (Relobj::output_section): Renamed do_output_section and moved to
613 (Relobj::output_section_offset): Moved to Object.
614 (Relobj::do_get_incremental_reloc_base): New function.
615 (Relobj::do_get_incremental_reloc_count): New function.
616 (Relobj::allocate_incremental_reloc_counts): New function.
617 (Relobj::count_incremental_reloc): New function.
618 (Relobj::finalize_incremental_relocs): New function.
619 (Relobj::next_incremental_reloc_index): New function.
620 (Relobj::reloc_counts_): New data member.
621 (Relobj::reloc_bases_): New data member.
622 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
623 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
624 (Sized_relobj::incremental_relocs_scan): New function.
625 (Sized_relobj::incremental_relocs_scan_reltype): New function.
626 (Sized_relobj::incremental_relocs_write): New function.
627 (Sized_relobj::incremental_relocs_write_reltype): New function.
628 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
630 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
631 archives and object files elsewhere.
632 (Add_symbols::run): Report object files here.
633 (Finish_group::run): Report end of archive at end of group.
634 * reloc.cc: Include layout.h, incremental.h.
635 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
636 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
637 (Sized_relobj::incremental_relocs_scan): New function.
638 (Sized_relobj::incremental_relocs_scan_reltype): New function.
639 (Sized_relobj::do_relocate_sections): Write incremental relocations.
640 (Sized_relobj::incremental_relocs_write): New function.
641 (Sized_relobj::incremental_relocs_write_reltype): New function.
642 * script.cc (read_input_script): Rewrite test for incremental link.
643 Change call to Incremental_inputs::report_script.
644 * symtab.h (Symbol_table::first_global_index): New function.
645 (Symbol_table::output_count): New function.
647 2010-08-12 Doug Kwan <dougkwan@google.com>
649 * arm.cc (Target_arm::merge_object_attributes): Check command line
650 options --no-wchar-size-warning and --no-enum-size-warning.
651 * options.h (General_options): Add ld-compatible options
652 --no-enum-size-warning and --no-wchar-size-warning.
654 2010-08-04 Ian Lance Taylor <iant@google.com>
656 * x86_64.cc (Target_x86_64::Scan::local): Use
657 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
658 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
659 (Target_x86_64::Scan::global): Likewise.
660 (Target_x86_64::Relocate::relocate): Likewise.
661 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
664 2010-08-03 Cary Coutant <ccoutant@google.com>
666 * merge.cc (Output_merge_string::do_add_input_section): Count strings
667 to reserve space in merged_strings vector. Keep total input size
669 (Output_merge_string::do_print_merge_stats): Print total input size.
670 * merge.h (Output_merge_string): Add input_size_ field.
671 * stringpool.cc (Stringpool_template::string_length): Move
672 implementations out of Stringpool_template class and place in
674 * stringpool.h (string_length): Move out of Stringpool_template.
676 2010-08-03 Ian Lance Taylor <iant@google.com>
679 * layout.cc (relaxation_loop_body): If address of load segment is
680 set, adjust address to include headers if possible.
682 2010-08-03 Ian Lance Taylor <iant@google.com>
684 * version.cc (version_string): Bump to 1.10.
686 2010-08-03 Ian Lance Taylor <iant@google.com>
689 * layout.h (enum Output_section_order): Define.
690 (class Layout): Update declarations.
691 * layout.cc (Layout::get_output_section): Add order parameter.
692 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
693 is_first_non_relro parameters. Change all callers.
694 (Layout::choose_output_section): Likewise.
695 (Layout::add_output_section_data): Likewise.
696 (Layout::make_output_section): Likewise. Set order.
697 (Layout::default_section_order): New function.
698 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
699 * output.cc (Output_section::Output_section): Initialize order_.
700 Don't initialize deleted fields.
701 (Output_segment::Output_segment): Don't initialize deleted
703 (Output_segment::add_output_section_to_load): New function
704 replacing add_output_section. Change all callers to call this or
705 add_output_section_to_nonload.
706 (Output_segment::add_output_section_to_nonload): New function.
707 (Output_segment::remove_output_section): Rewrite.
708 (Output_segment::add_initial_output_data): Likewise.
709 (Output_segment::has_any_data_sections): Likewise.
710 (Output_segment::is_first_section_relro): Likewise.
711 (Output_segment::maximum_alignment): Likewise.
712 (Output_segment::has_dynamic_reloc): New function replacing
713 dynamic_reloc_count. Change all callers.
714 (Output_segment::has_dynamic_reloc_list): New function replacing
715 dynamic_reloc_count_list. Change all callers.
716 (Output_segment::set_section_addresses): Rewrite.
717 (Output_segment::set_offset): Rewrite.
718 (Output_segment::find_first_and_last_list): Remove.
719 (Output_segment::set_tls_offsets): Rewrite.
720 (Output_segment::first_section_load_address): Likewise.
721 (Output_segment::output_section_count): Likewise.
722 (Output_segment::section_with_lowest_load_address): Likewise.
723 (Output_segment::write_section_headers): Likewise.
724 (Output_segment::print_sections_to_map): Likewise.
725 * output.h (class Output_data): Remove dynamic_reloc_count_
726 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
727 (Output_data::add_dynamic_reloc): Rewrite.
728 (Output_data::has_dynamic_reloc): New function.
729 (Output_data::dynamic_reloc_count): Remove.
730 (class Output_section): Add order_ field. Remvoe is_relro_local_,
731 is_last_relro_, is_first_non_relro_, is_interp_,
732 is_dynamic_linker_section_ fields. Add order and set_order
733 functions. Remove is_relro_local, set_is_relro_local,
734 is_last_relro, set_is_last_relro, is_first_non_relro,
735 set_is_first_non_relro functions, is_interp, set_is_interp,
736 is_dynamic_linker_section, and set_is_dynamic_linker_section
738 (class Output_segment): Change Output_data_list from std::list to
739 std:;vector. Add output_lists_ field. Remove output_data_ and
740 output_bss_ fields. Update declarations.
742 2010-08-02 Ian Lance Taylor <iant@google.com>
744 * arm.cc (Target_arm::gc_process_relocs): Use typename.
745 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
746 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
748 2010-08-02 Ian Lance Taylor <iant@google.com>
751 * script.cc (Script_options::Script_options): Initialize
752 symbol_definitions_ and symbol_references_.
753 (Script_options::add_symbol_assignment): Update
754 symbol_definitions_ and symbol_references_.
755 (Script_options::add_symbol_reference): New function.
756 (script_symbol): New function.
757 * script.h (class Script_options): Add symbol_definitions_ and
758 symbol_references_ fields.
759 (Script_options::referenced_const_iterator): New type.
760 (Script_options::referenced_begin): New function.
761 (Script_options::referenced_end): New function.
762 (Script_options::is_referenced): New function.
763 (Script_options::any_unreferenced): New function.
764 * script-c.h (script_symbol): Declare.
765 * yyscript.y (exp): Call script_symbol.
766 * symtab.cc: Include "script.h".
767 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
768 Change all callers. Check symbols referenced by scripts.
769 (Symbol_table::add_undefined_symbols_from_command_line): Add
770 layout parameter. Change all callers.
771 (Symbol_table::do_add_undefined_symbols_from_command_line):
772 Likewise. Break out loop body. Check symbols referenced by
774 (Symbol_table::add_undefined_symbol_from_command_line): New
775 function broken out of
776 do_add_undefined_symbols_from_command_line.
777 * symtab.h (class Symbol_table): Update declarations.
778 * archive.cc: Include "layout.h".
779 (Archive::should_include_member): Add layout parameter. Change
780 all callers. Check for symbol mentioned in expression.
781 * archive.h (class Archive): Update declaration.
782 * object.cc (Sized_relobj::do_should_include_member): Add layout
784 * object.h (Object::should_include_member): Add layout parameter.
786 (Object::do_should_include_member): Add layout parameter.
787 (class Sized_relobj): Update declaration.
788 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
790 * dynobj.h (class Sized_dynobj): Update declaration.
791 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
793 * plugin.h (class Sized_pluginobj): Update declaration.
795 2010-08-02 Ian Lance Taylor <iant@google.com>
798 * output.cc (Output_segment::set_offset): Search for the first and
799 last sections rather than assuming that the list is in order.
800 (Output_segment::find_first_and_last_list): New function.
801 * output.h (class Output_segment): Update declarations.
802 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
803 (relro_strip_test_SOURCES): New variable.
804 (relro_strip_test_DEPENDENCIES): New variable.
805 (relro_strip_test_LDFLAGS): New variable.
806 (relro_strip_test_LDADD): New variable.
807 (relro_strip_test.so): New target.
809 2010-08-02 Ian Lance Taylor <iant@google.com>
811 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
812 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
813 (Target_i386::got_tlsdesc_section): New function.
814 (Target_i386::got_section): Create space for GOT entries for
816 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
818 (Target_i386::Scan::global): Likewise.
819 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
821 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
822 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
823 (Target_x86_64::got_tlsdesc_section): New function.
824 (Target_x86_64::got_section): Create space for GOT entries for
826 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
828 (Target_x86_64::Scan::global): Likewise.
829 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
832 2010-08-02 Ian Lance Taylor <iant@google.com>
834 * testsuite/final_layout.sh: Use dc to convert from hex to
837 2010-07-29 Sriraman Tallam <tmsriram@google.com>
839 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
840 paramter to the call to gold::gc_process_relocs.
841 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
842 paramter to the call to gold::gc_process_relocs.
843 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
844 parameter to the call to gold::gc_process_relocs.
845 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
846 template parameter to the call to gold::gc_process_relocs.
847 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
848 paramter to the call to gold::gc_process_relocs.
849 * gc.h (get_embedded_addend_size): New function.
850 (gc_process_relocs): Save the size of the reloc for use by ICF.
851 * icf.cc (get_section_contents): Get the addend from the text section
852 for SHT_REL relocation sections.
853 * icf.h (Icf::Reloc_addend_size_info): New typedef.
854 (Icf::Reloc_info): Add new member reloc_addend_size_info.
855 * int_encoding.h (read_from_pointer): New overloaded function.
856 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
857 * testsuite/icf_sht_rel_addend_test.sh: New file.
858 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
859 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
861 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
863 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
864 * Makefile.in: Regenerate.
865 * testsuite/Makefile.in: Regenerate.
867 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
869 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
870 * gold/testsuite/debug_msg.cc: Likewise.
871 * gold/testsuite/odr_violation1.cc
872 * gold/testsuite/odr_violation2.cc
874 2010-07-21 Cary Coutant <ccoutant@google.com>
876 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
877 string, and length fields.
878 (Output_merge_string::Merged_strings_list): New type.
879 (Output_merge_string::Merged_strings_lists): New typedef.
880 (Output_merge_string): Replace merged_strings_ with
881 merged_strings_lists_.
882 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
883 Merged_strings_list per input object and section. Don't store pointer
884 to the string. Don't store length with each merged string entry.
885 (Output_merge_string::finalize_merged_data): Loop over list of merged
886 strings lists. Recompute length of each merged string.
888 2010-07-15 Cary Coutant <ccoutant@google.com>
890 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
893 2010-07-14 Ian Lance Taylor <iant@google.com>
895 * descriptors.cc (Descriptors::open): Report correct name in error
898 2010-07-13 Doug Kwan <dougkwan@google.com>
900 * arm.cc (Arm_input_section::Arm_input_section): For a
901 SHT_ARM_EXIDX section, always keeps the input sections.
902 (Arm_input_section::set_exidx_section_link): New method.
903 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
904 has_errors_ to false.
905 (Arm_exidx_input_section::has_errors,
906 Arm_exidx_input_section::set_has_errors): New methods.
907 (Arm_exidx_input_section::has_errors_): New data member.
908 (Arm_relobj::get_exidx_shndx_list): New method.
909 (Arm_output_section::append_text_sections_to_list): Do not skip
910 section without SHF_EXECINSTR.
911 (Arm_output_section::fix_exidx_coverage): Skip input sections with
913 (Arm_relobj::make_exidx_input_section): Add new parameter for text
914 section header. Make error messages more verbose. Check for
915 a non-executable section linked to an EXIDX section.
916 (Arm_relobj::do_read_symbols): Remove error checking, which has been
917 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
918 check that there is no deferred EXIDX section if we exit early.
919 Instead of not making an EXIDX section in case of an error, make one
920 and set the has_errors flag of it.
921 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
922 in a relocatable link.
923 (Target_arm::do_relax): Look for the EXIDX output section instead of
924 assuming that it is called .ARM.exidx.
925 (Target_arm::fix_exidx_coverage): Add a new parameter for input
926 section list. Do not check for SHF_EXECINSTR section flags but
927 skip any input section with errors.
928 * output.cc (Output_section::Output_section): Initialize
929 always_keeps_input_sections_ to false.
930 (Output_section::add_input_section): Check for
931 always_keeps_input_sections_.
932 * output.h (Output_section::always_keeps_input_sections,
933 Output_section::set_always_keeps_input_sections): New methods.
934 (Output_section::always_keeps_input_sections): New data member.
936 2010-07-13 Rafael Espindola <espindola@google.com>
938 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
939 * fileread.h (Input_file): Add try_extra_search_path and find_file.
941 2010-07-13 Philip Herron <herron.philip@googlemail.com>
942 Ian Lance Taylor <iant@google.com>
944 * output.h (Output_section_lookup_maps::add_merge_section):
945 Correct check of whether value was inserted.
946 (Output_section_lookup_maps::add_merge_input_section): Likewise.
947 (Output_section_lookup_maps::add_relaxed_input_section):
949 * arm.cc (Target_arm::got_section): Remove used local os.
950 * i386.cc (Target_i386::got_section): Likewise.
951 * x86_64.cc (Target_x86_64::got_section): Likewise.
952 * sparc.cc (Target_sparc::got_section): Likewise.
953 (Target_sparc::relocate): Remove unused local have_got_offset.
954 * powerpc.cc (Target_powerpc::relocate): Likewise.
956 2010-07-13 Ian Lance Taylor <iant@google.com>
958 * compressed_output.cc (zlib_decompress): Fix signature in
961 * archive.cc (Archive::include_member): Unlock an external member
962 of a thin archive. Don't bother to delete an object we know is
965 2010-07-12 Cary Coutant <ccoutant@google.com>
967 * compressed_output.cc (zlib_decompress): New function.
968 (get_uncompressed_size): New function.
969 (decompress_input_section): New function.
970 * compressed_output.h (get_uncompressed_size): New function.
971 (decompress_input_section): New function.
972 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
973 Handle compressed debug sections.
974 * layout.cc (is_compressed_debug_section): New function.
975 (Layout::output_section_name): Map compressed section names to
977 * layout.h (is_compressed_debug_section): New function.
978 (is_debug_info_section): Recognize compressed debug sections.
979 * merge.cc: Include compressed_output.h.
980 (Output_merge_data::do_add_input_section): Handle compressed
982 (Output_merge_string::do_add_input_section): Handle compressed
984 * object.cc: Include compressed_output.h.
985 (Sized_relobj::Sized_relobj): Initialize new data members.
986 (build_compressed_section_map): New function.
987 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
988 * object.h (Object::section_is_compressed): New method.
989 (Object::do_section_is_compressed): New method.
990 (Sized_relobj::Compressed_section_map): New type.
991 (Sized_relobj::do_section_is_compressed): New method.
992 (Sized_relobj::compressed_sections_): New data member.
993 * output.cc (Output_section::add_input_section): Handle compressed
995 * reloc.cc: Include compressed_output.h.
996 (Sized_relobj::write_sections): Handle compressed debug sections.
998 2010-07-08 Cary Coutant <ccoutant@google.com>
1000 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1001 weak when resolving to a dynamic def.
1002 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1003 for weak undef/dynamic def cases. Adjust callers.
1004 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1005 undef_binding_weak_.
1006 (Symbol_table::sized_write_globals): Adjust symbol binding.
1007 (Symbol_table::sized_write_symbol): Add binding parameter.
1008 * symtab.h (Symbol::set_undef_binding): New method.
1009 (Symbol::is_undef_binding_weak): New method.
1010 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1011 (Symbol_table::should_override): Add new parameter.
1012 (Symbol_table::sized_write_symbol): Add new parameter.
1014 * testsuite/weak_undef_file1.cc: Add new test case.
1015 * testsuite/weak_undef_file2.cc: Fix header comment.
1016 * testsuite/weak_undef_test.cc: Add new test case.
1018 2010-06-29 Doug Kwan <dougkwan@google.com>
1020 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1021 Initialize USE_SYMBOL_.
1022 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1024 (Arm_reloc_property::uses_symbol_): New data member declaration.
1025 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1026 uses symbol value and symbol is undefined but not weakly undefined.
1028 2010-06-28 Rafael Espindola <espindola@google.com>
1030 * plugin.cc (Plugin::load): Use dlerror.
1032 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1034 * symtab.cc (detect_odr_violations): When reporting an ODR
1035 violation, report an object where the symbol is defined.
1037 2010-06-25 Doug Kwan <dougkwan@google.com>
1039 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1040 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1042 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1043 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1044 target hook to detect function points.
1045 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1046 * icf.h (Icf::check_section_for_function_pointers): Change type of
1047 parameter SECTION_NAME to const reference to std::string. Use
1048 target hook to determine if section may have unsafe pointers.
1049 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1052 2010-06-21 Rafael Espindola <espindola@google.com>
1054 * fileread.cc (Input_file::find_fie): New
1055 (Input_file::open): Use Input_file::find_fie.
1056 * fileread.h (Input_file::find_fie): New
1057 * plugin.cc (set_extra_library_path): New.
1058 (Plugin::load): Add set_extra_library_path to the transfer vector.
1059 (Plugin_manager::set_extra_library_path): New.
1060 (Plugin_manager::add_input_file): Use the extra search path if set.
1061 (set_extra_library_path(): New.
1062 * plugin.h (Plugin_manager): Add set_extra_library_path and
1065 2010-06-19 Cary Coutant <ccoutant@google.com>
1067 * layout.cc (gdb_sections): Add .debug_types.
1068 (lines_only_debug_sections): Likewise.
1070 2010-06-18 Rafael Espindola <espindola@google.com>
1072 * plugin.cc (add_input_file,add_input_library)
1073 (Plugin_manager::add_input_file): Make filename arguments const.
1074 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1077 2010-06-16 Doug Kwan <dougkwan@google.com>
1079 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1080 .ARM.attributes section if we have not merged any input
1081 attributes sections.
1083 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1085 * arm.cc: Allow combining objects with no EABI version
1088 2010-06-15 Rafael Espindola <espindola@google.com>
1090 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1092 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1094 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1095 (struct iovec): Correct !HAVE_READV definition.
1097 2010-06-10 Cary Coutant <ccoutant@google.com>
1099 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1100 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1102 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1105 * symtab.h (Symbol::is_placeholder): New member function.
1106 * target-reloc.h (relocate_section): Check for placeholder symbols.
1108 * testsuite/Makefile.am (plugin_test_8): New test.
1109 (plugin_test_9): New test.
1110 * testsuite/Makefile.in: Regenerate.
1112 2010-06-09 Nick Clifton <nickc@redhat.com>
1114 * yyscript.y (input_list_element): Allow strings prefixed with
1115 the '-' character. Treat these as libraries.
1116 * script.cc (script_add_library): New function. Adds a library
1117 specified by "-l<name>" found in an input script.
1118 * script-c.h: Add prototype for script_add_library.
1120 2010-06-07 Doug Kwan <dougkwan@google.com>
1122 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1123 Restrict stub-group size to be within long conditional branch
1124 range when working around cortex-A8 erratum.
1126 2010-06-07 Damien Diederen <dd@crosstwine.com>
1128 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1131 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1135 (Output_section::Input_section_sort_entry::compare_section_ordering):
1136 Change to return non-zero correctly.
1137 (Output_section::Input_section_sort_section_order_index_compare
1138 ::operator()): Change to fix ambiguity in comparisons.
1140 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1142 * gold.h (is_wildcard_string): New function.
1143 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1144 (Layout::layout_eh_frame): Ditto.
1145 (Layout::find_section_order_index): New method.
1146 (Layout::read_layout_from_file): New method.
1147 * layout.h (Layout::find_section_order_index): New method.
1148 (Layout::read_layout_from_file): New method.
1149 (Layout::input_section_position_): New private member.
1150 (Layout::input_section_glob_): New private member.
1151 * main.cc (main): Call read_layout_from_file here.
1152 * options.h (--section-ordering-file): New option.
1153 * output.cc (Output_section::input_section_order_specified_): New
1155 (Output_section::Output_section): Initialize new member.
1156 (Output_section::add_input_section): Add new parameter.
1157 Keep input sections when --section-ordering-file is used.
1158 (Output_section::set_final_data_size): Sort input sections when
1159 section ordering file is specified.
1160 (Output_section::Input_section_sort_entry): Add new parameter.
1162 (Output_section::Input_section_sort_entry::compare_section_ordering):
1164 (Output_section::Input_section_sort_compare::operator()): Change to
1165 consider section_order_index.
1166 (Output_section::Input_section_sort_init_fini_compare::operator()):
1167 Change to consider section_order_index.
1168 (Output_section::Input_section_sort_section_order_index_compare
1169 ::operator()): New method.
1170 (Output_section::sort_attached_input_sections): Change to sort
1171 according to section order when specified.
1172 (Output_section::add_input_section<32, true>): Add new parameter.
1173 (Output_section::add_input_section<64, true>): Add new parameter.
1174 (Output_section::add_input_section<32, false>): Add new parameter.
1175 (Output_section::add_input_section<64, false>): Add new parameter.
1176 * output.h (Output_section::add_input_section): Add new parameter.
1177 (Output_section::input_section_order_specified): New
1179 (Output_section::set_input_section_order_specified): New method.
1180 (Input_section::Input_section): Initialize section_order_index_.
1181 (Input_section::section_order_index): New method.
1182 (Input_section::set_section_order_index): New method.
1183 (Input_section::section_order_index_): New member.
1184 (Input_section::Input_section_sort_section_order_index_compare): New
1186 (Output_section::input_section_order_specified_): New member.
1187 * script-sections.cc (is_wildcard_string): Delete and move modified
1189 (Output_section_element_input::Output_section_element_input): Modify
1190 call to is_wildcard_string.
1191 (Output_section_element_input::Input_section_pattern
1192 ::Input_section_pattern): Ditto.
1193 (Output_section_element_input::Output_section_element_input): Ditto.
1194 * testsuite/Makefile.am (final_layout): New test case.
1195 * testsuite/Makefile.in: Regenerate.
1196 * testsuite/final_layout.cc: New file.
1197 * testsuite/final_layout.sh: New file.
1199 2010-06-01 Rafael Espindola <espindola@google.com>
1201 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1203 2010-06-01 Rafael Espindola <espindola@google.com>
1205 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1206 visibility of symbols.
1208 2010-05-27 Doug Kwan <dougkwan@google.com>
1210 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1211 from start of output section instead of address for a local symbol
1212 in a merged or relaxed section when doing a relocatable link.
1214 2010-05-26 Rafael Espindola <espindola@google.com>
1217 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1218 adding sections the garbage collector removed.
1219 * gold/testsuite/Makefile.am: Add test.
1220 * gold/testsuite/Makefile.in: Regenerate.
1221 * gold/testsuite/plugin_test_7.sh: New.
1222 * gold/testsuite/plugin_test_7_1.c: New.
1223 * gold/testsuite/plugin_test_7_2.c: New.
1225 2010-05-26 Rafael Espindola <espindola@google.com>
1227 * script-sections.cc (Output_section_definition::set_section_addresses):
1228 Check for --section-start.
1230 2010-05-26 Doug Kwan <dougkwan@google.com>
1232 * arm.cc (Arm_scan_relocatable_relocs): New class.
1233 (Target_arm::relocate_special_relocatable): New method.
1234 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1235 (Arm_relocate_functions::thumb_branch_common): Same.
1236 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1237 instead of Default_scan_relocatable_relocs.
1238 * target-reloc.h (relocate_for_relocatable): Let target handle
1239 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1240 * target.h (Sized_target::relocate_special_relocatable): New method.
1242 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1244 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1246 2010-05-23 Doug Kwan <dougkwan@google.com>
1248 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1250 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1251 with a direct branch, not a conditional branch, to a stub.
1252 * merge.cc (Output_merge_base::record_input_section): New method
1254 (Output_merge_data::do_add_input_section): Record input section if
1255 keeps-input-sections flag is set.
1256 (Output_merge_string::do_add_input_section): Ditto.
1257 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1258 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1260 (Output_merge_base::keeps_input_sections,
1261 Output_merge_base::set_keeps_input_sections,
1262 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1264 (Output_merge_base::Input_sections): New type declaration.
1265 (Output_merge_base::input_sections_begin,
1266 Output_merge_base::input_sections_end,
1267 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1268 (Output_merge_base::bool keeps_input_sections_,
1269 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1270 Output_merge_base::input_sections_): New data members.
1271 (Output_merge_data::do_set_keeps_input_sections): New method
1273 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1274 * output.cc (Output_section::Input_section::relobj): Move method
1275 defintion from class declaration to here and handle merge sections.
1276 (Output_section::Input_section::shndx): Ditto.
1277 (Output_section::Output_section): Remove initializations of removed
1278 data members and initialize new data member LOOKUP_MAPS_.
1279 (Output_section::add_input_section): Set keeps-input-sections flag
1280 for a newly created merge output section as appropriate. Adjust code
1281 to use Output_section_lookup_maps class.
1282 (Output_section::add_relaxed_input_section): Adjst code for lookup
1283 maps code refactoring.
1284 (Output_section::add_merge_input_section): Add a new parameter
1285 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1286 class. If adding input section to a newly created merge output
1287 section fails, remove the new merge section.
1288 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1289 Adjust code for use of the Output_section_lookup_maps class.
1290 (Output_section::find_merge_section): Ditto.
1291 (Output_section::build_lookup_maps): New method defintion.
1292 (Output_section::find_relaxed_input_section): Adjust code to use
1293 Output_section_lookup_maps class.
1294 (Output_section::get_input_sections): Export merge sections. Adjust
1295 code to use Output_section_lookup_maps class.
1296 (Output_section:::add_script_input_section): Adjust code to use
1297 Output_section_lookup_maps class. Update lookup maps for merge
1299 (Output_section::discard_states): Use Output_section_lookup_maps.
1300 (Output_section::restore_states): Same.
1301 * output.h (Merge_section_properties): Move class defintion out of
1303 (Output_section_lookup_maps): New class.
1304 (Output_section::Input_section::is_merge_section): New method
1306 (Output_section::Input_section::relobj): Move defintion out of class
1307 defintion. Declare method only.
1308 (Output_section::Input_section::shndx): Ditto.
1309 (Output_section::Input_section::output_merge_base): New method defintion.
1310 (Output_section::Input_section::u2_.pomb): New union field.
1311 (Output_section::Merge_section_by_properties_map,
1312 Output_section::Output_section_data_by_input_section_map,
1313 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1315 (Output_section::add_merge_input_section): Add new parameter
1316 KEEPS_INPUT_SECTIONS.
1317 (Output_section::build_lookup_maps): New method declaration.
1318 (Output_section::merge_section_map_,
1319 Output_section::merge_section_by_properties_map_,
1320 Output_section::relaxed_input_section_map_,
1321 Output_section::is_relaxed_input_section_map_valid_): Remove data
1323 (Output_section::lookup_maps_): New data member.
1325 2010-05-21 Doug Kwan <dougkwan@google.com>
1328 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1329 avoid a compilation error.
1331 2010-05-19 Rafael Espindola <espindola@google.com>
1333 * script-sections.cc (Output_section_definition::allocate_to_segment):
1334 Update the phdrs_list even when the output section is NULL.
1335 * testsuite/Makefile.am: Add test.
1336 * testsuite/Makefile.in: Regenerate.
1337 * testsuite/script_test_9.cc: New.
1338 * testsuite/script_test_9.sh: New.
1339 * testsuite/script_test_9.t: New.
1341 2010-05-19 Doug Kwan <dougkwan@google.com>
1343 * arm.cc (Arm_input_section::original_size): New method.
1344 (Arm_input_section::do_addralign): Add a cast.
1345 (Arm_input_section::do_output_offset): Remove static cast.
1346 (Arm_input_section::original_addralign,
1347 Arm_input_section::original_size_): Change type to uint32_t.
1348 (Arm_input_section::init): Add safe casts for section alignment
1350 (Arm_input_section::set_final_data_size): Do not set address and
1351 offset of stub table.
1352 (Arm_output_section::fix_exidx_coverage): Change use of of
1353 Output_section::Simple_input_section to that of
1354 Output_section::Input_section.
1355 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1356 except for the first pass.
1357 * output.cc (Output_section::get_input_sections): Change type of
1358 input_sections to std::list<Input_section>.
1359 (Output_section::add_script_input_section): Rename from
1360 Output_section::add_simple_input_section. Change type of SIS
1361 parameter from Simple_input_section to Input_section.
1362 * output.h (Output_section::Simple_input_section): Remove class.
1363 (Output_section::Input_section): Change class visibility to public.
1364 (Output_section::Input_section::addralign): Use stored alignments
1365 for special input sections if set.
1366 (Output_section::Input_section::set_addralign): New method.
1367 (Output_section::get_input_sections): Change parameter type from
1368 list of Simple_input_section to list of Input_section.
1369 (Output_section::add_script_input_section): Rename from
1370 Output_section::add_simple_input_section. Change first parameter's
1371 type from Simple_input_section to Input_section and remove the
1372 second and third parameters.
1373 * script-sections.cc (Input_section::Input_section_list): Change
1374 type to list of Output_section::Input_section/
1375 (Input_section_info::Input_section_info): Change parameter type of
1376 INPUT_SECTION to Output_section::Input_section.
1377 (Input_section_info::input_section): Change return type.
1378 (Input_section_info::input_section_): Change type to
1379 Output_section::Input_section.
1380 (Output_section_element_input::set_section_addresses): Adjust code
1381 to use Output_section::Input_section instead of
1382 Output_section::Simple_input_section. Adjust code for renaming
1383 of Output_section::add_simple_input_section.
1384 (Orphan_output_section::set_section_addresses): Ditto.
1386 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1388 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1389 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1391 2010-05-18 Rafael Espindola <espindola@google.com>
1393 * options.cc (General_options::finalize): Handle -nostdlib.
1394 * options.h (nostdlib): New option.
1395 * script.cc (script_add_search_dir): Handle -nostdlib.
1397 2010-05-12 Doug Kwan <dougkwan@google.com>
1399 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1400 attributes section only if there no attributes section after merging.
1401 (Target_arm::merge_object_attributes): Move value of
1402 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1403 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1404 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1405 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1406 and arm_attr_merge_7.stdout.
1407 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1408 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1409 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1410 arm_attr_merge_7b.o): New rules.
1411 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1413 * testsuite/Makefile.in: Regenerate.
1414 * testsuite/arm_attr_merge.sh: New file.
1415 * testsuite/arm_attr_merge_[67][ab].s: Same.
1417 2010-05-05 Nick Clifton <nickc@redhat.com>
1419 * po/es.po: Updated Spanish translation.
1421 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1423 * Makefile.am (install-exec-local): Properly install gold as
1424 default cross linker.
1425 * Makefile.in: Regenerated.
1427 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1428 Nick Clifton <nickc@redhat.com>
1430 * configure.ac (install_as_default): Define and set to false
1431 unless --enable-gold or --enable-gold=both/gold has been
1433 * configure: Regenerate.
1435 * Makefile.am (install-exec-local): Install the executable as
1436 'ld.gold'. If install_as_default is true then also install it as
1438 * Makefile.in: Regenerated.
1440 2010-04-24 Ian Lance Taylor <iant@google.com>
1442 * layout.cc (Layout::layout_reloc): In relocatable link don't
1443 combine reloc sections for grouped sections.
1445 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1447 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1448 sections that are not ordinary to icf.
1449 * icf.cc (get_section_contents): Handle relocation pointing to section
1450 with no object or shndx information.
1451 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1452 * testsuite/Makefile.in: Regenerate.
1453 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1454 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1456 2010-04-22 Ian Lance Taylor <iant@google.com>
1458 * expression.cc (Expression::Expression_eval_info): Add
1459 result_alignment_pointer field.
1460 (Expression::eval_with_dot): Add result_alignment_pointer
1461 parameter. Change all callers.
1462 (Expression::eval_maybe_dot): Likewise.
1463 (class Binary_expression): Add alignment_pointer parameter to
1464 left_value and right_value. Change all callers.
1465 (BINARY_EXPRESSION): Set result alignment.
1466 (class Trinary_expression): Add alignment_pointer parameter to
1467 arg2_value and arg3_value. Change all callers.
1468 (Trinary_cond::value): Set result alignment.
1469 (Max_expression::value, Min_expression::value): Likewise.
1470 (Align_expression::value): Likewise.
1471 * script-sections.cc (class Sections_element): Add dot_alignment
1472 parameter to set_section_addresses virtual function. Update
1474 (class Output_section_element): Likewise.
1475 (Script_sections::create_segments): Add dot_alignment parameter.
1477 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1478 (Script_sections::set_phdrs_clause_addresses): Likewise.
1479 * script-sections.h: Update declarations.
1480 * script.h: Update declarations.
1481 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1483 * testsuite/script_test_3.t: Set large alignment.
1484 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1485 segment has expected alignment.
1487 2010-04-22 Nick Clifton <nickc@redhat.com>
1489 * po/gold.pot: Updated by the Translation project.
1490 * po/vi.po: Updated Vietnamese translation.
1492 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1494 * testsuite/Makefile.am (check_PROGRAMS): Add
1495 icf_virtual_function_folding_test.
1496 * testsuite/Makefile.in: Regenerated.
1498 2010-04-15 Andrew Haley <aph@redhat.com>
1500 * options.h (merge_exidx_entries): New option.
1501 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1502 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1503 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1504 (Target_arm::merge_exidx_entries): New function.
1505 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1506 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1507 to Arm_exidx_fixup constructor.
1508 Add new arg, merge_exidx_entries.
1509 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1510 Arm_output_section::fix_exidx_coverage.
1512 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1514 * icf.cc (get_section_contents): Check for preemptible functions.
1515 Ignore addend when appropriate.
1516 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1518 (add_from_relobj): Check for section folded.
1519 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1520 * symtab.h (should_add_dynsym_entry): Add new parameter.
1521 * target-reloc.h (scan_relocs): Check for section folded.
1522 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1523 Check reloc types for function pointers in shared objects.
1524 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1526 (icf_preemptible_functions_test): New test case.
1527 (icf_string_merge_test): New test case.
1528 * testsuite.Makefile.in: Regenerate.
1529 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1530 bar_glob. Refactor code.
1531 * testsuite/icf_preemptible_functions_test.cc: New file.
1532 * testsuite/icf_preemptible_functions_test.sh: New file.
1533 * testsuite/icf_string_merge_test.cc: New file.
1534 * testsuite/icf_string_merge_test.sh: New file.
1535 * testsuite/icf_virtual_function_folding_test.cc: New file.
1536 * testsuite/icf_virtual_function_folding_test.sh: New file.
1538 2010-04-14 Doug Kwan <dougkwan@google.com>
1540 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1541 for local symbol recounting if we remove a section due to ICF.
1542 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1543 there are no regular objects in input.
1545 2010-04-13 Doug Kwan <dougkwan@google.com>
1547 * arm.cc (Arm_input_section::set_final_data_size): Compute
1548 accurate final data size instead of using current data size.
1550 2010-04-09 Doug Kwan <dougkwan@google.com>
1552 * layout.cc (Layout::choose_output_section): Handle script section
1554 (Layout::make_output_section_for_script): Add section type parameter.
1555 Handle script section types.
1556 * layout.h (Layout::make_output_section_for_script): Add section
1558 * output.cc (Output_section::Output_section): Initialize data member
1560 (Output_section::do_reset_address_and_file_offset): Do not set address
1561 to 0 if section is a NOLOAD section.
1562 * output.h (Output_section::is_noload): New method.
1563 (Output_section::set_is_noload): Ditto.
1564 (Output_section::is_noload_): New data member.
1565 * script-c.h (Script_section_type): New enum type.
1566 (struct Parser_output_section_header): Add new file section_type.
1567 * script-sections.cc (Sections_element::output_section_name): Add
1568 parameter for returning script section type.
1569 (Output_section_definition::output_section_name): Ditto.
1570 (Output_section_definition::section_type)P; New method.
1571 (Output_section_definiton::script_section_type_name): Ditto.
1572 (Output_section_definition::script_section_type_): New data member.
1573 (Output_section_definition::Output_section_definition): Initialize
1574 data member Output_section_definition::script_section_type_.
1575 (Output_section_definition::create_sections): Pass script section type
1576 to Layout::make_output_section_for_script.
1577 (Output_section_definition::output_section_name): Return script
1578 section type to caller.
1579 (Output_section_definition::set_section_address): Do not advance
1580 dot value and load address if section type is NOLOAD. Set address
1581 of NOLOAD sections regardless of section flags.
1582 (Output_section_definition::print): Print section type if it is
1583 not SCRIPT_SECTION_TYPE_NONE.
1584 (Output_section_definition::section_type): New method.
1585 (Output_section_definition::script_section_type_name): Ditto.
1586 (Script_sections::output_section_name): Add new parameter
1587 PSECTION_TYPE for returning script section type. Pass it to
1588 section elements. Handle discard sections.
1589 (Sort_output_sections::operator()): Handle NOLOAD sections.
1590 * script-sections.h (Script_sections::Section_type): New enum type.
1591 (Script_sections::output_section_name): Add a new parameter for
1592 returning script section type.
1593 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1595 * yyscript.y (union): Add new field SECTION_TYPE.
1596 (COPY, DSECT, INFO, NOLOAD): New tokens.
1597 (opt_address_and_section_type): Change type to output_section_header.
1598 (section_type): New non-terminal
1599 (section_header): Handle section type.
1600 (opt_address_and_section_type): Return section type value.
1602 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1604 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1605 * testsuite/plugin_common_test_2.c (foo): Likewise.
1607 2010-04-08 Doug Kwan <dougkwan@google.com>
1609 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1611 * output.cc (Output_section::add_merge_input_section): Simplify
1612 code and return status of Output_merge_base::add_input_section.
1613 Update merge section map only if Output_merge_base::add_input_section
1616 2010-04-07 Doug Kwan <dougkwan@google.com>
1618 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1619 if section is marked as containing instructions but has no mapping
1621 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1622 correct section index.
1623 (Arm_relobj::find_linked_text_section): Ditto.
1625 2010-04-07 Cary Coutant <ccoutant@google.com>
1627 * archive.cc (include_member): Destroy Read_symbols_data object before
1629 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1630 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1631 (Read_symbols_data::~Read_symbols_data) New destructor.
1632 (Section_relocs::Section_relocs) New constructor.
1633 (Section_relocs::~Section_relocs) New destructor.
1634 (Read_relocs_data::Read_relocs_data) New constructor.
1635 (Read_relocs_data::~Read_relocs_data) New destructor.
1636 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1637 pointers to NULL after deleting.
1639 2010-04-07 Doug Kwan <dougkwan@google.com>
1641 * arm.cc: Replace "endianity" with "endianness" in comments.
1642 (Arm_exidx_cantunwind): Ditto.
1643 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1644 (Arm_relobj::merge_flags_and_attributes): New method.
1645 (Arm_relobj::merge_flags_and_attributes_): New data member.
1646 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1647 (Arm_relobj::scan_sections_for_stubs): Ditto.
1648 (Arm_relobj::do_read_symbols): Check to see if we really want to
1649 merge processor-specific flags and attributes. Exit early if
1650 an object is empty except for section names and the undefined symbol.
1651 (Target_arm::do_finalize_sections): Move check for ELF format to
1652 Arm_relobj::do_read_symbols. Merge processor specific flags and
1653 attributes from a regular object only when we have determined that
1654 it is aapropriate. Do not create an .ARM.attributes section in
1655 output if there is no regular input object.
1656 (Target_arm::merge_processor_specific_flags): Check
1657 --warn-mismatch before printing any error.
1658 (Target_arm::merge_object_attributes): Ditto.
1659 * gold.cc (queue_middle_tasks): Handle the case in which there is
1660 no regular object in input.
1661 * options.cc (General_options::parse_EB): New method.
1662 (General_options::parse_EL): Same.
1663 (General_options::General_options): Initialize endianness_.
1664 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1666 (General_options::Endianness): New enum.
1667 (General_options::endianness): New method.
1668 (General_options::endianness_): New data member.
1669 * parameters.cc (Parameters::set_options): Check target endianness.
1670 (Parameters::set_target_once): Ditto.
1671 (Parameters::check_target_endianness): New method.
1672 (parameters_force_valid_target): If either -EL or -EB is specified,
1673 use it to define endianness of default target.
1674 * parameters.h (Parameters::check_target_endianness): New method
1676 * target.h (class Target): Change "endianity" to "endianness"
1679 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1681 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1682 * configure: Regenerate.
1683 * Makefile.in: Regenerate.
1684 * testsuite/Makefile.in: Regenerate.
1686 2010-04-06 Cary Coutant <ccoutant@google.com>
1689 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1690 prevailing definitions of common symbols.
1691 * testsuite/plugin_test_6.sh: New test case.
1692 * testsuite/plugin_common_test_1.c: New test case.
1693 * testsuite/plugin_common_test_2.c: New test case.
1694 * testsuite/Makefile.am (plugin_test_6): New test case.
1695 * testsuite/Makefile.in: Regenerate.
1697 2010-04-06 Nick Clifton <nickc@redhat.com>
1699 * po/vi.po: New Vietnamese translation.
1701 2010-03-30 Doug Kwan <dougkwan@google.com>
1703 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1705 2010-03-25 Doug Kwan <dougkwan@google.com>
1707 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1708 to avoid a conversion warning on a 32-bit host.
1710 2010-03-24 Ian Lance Taylor <iant@google.com>
1712 * testsuite/script_test_3.t: Add a TLS segment.
1713 * testsuite/Makefile.am (check_PROGRAMS): Add
1714 tls_phdrs_script_test.
1715 (tls_phdrs_script_test_SOURCES): Define.
1716 (tls_phdrs_script_test_DEPENDENCIES): Define.
1717 (tls_phdrs_script_test_LDFLAGS): Define.
1718 (tls_phdrs_script_test_LDADD): Define.
1719 * testsuite/Makefile.in: Rebuild.
1721 2010-03-23 Cary Coutant <ccoutant@google.com>
1723 * fileread.cc (find_or_make_view): Fix comment.
1725 2010-03-23 Ian Lance Taylor <iant@google.com>
1727 * script-sections.cc (class Orphan_section_placement): Define
1728 PLACE_TLS and PLACE_TLS_BSS.
1729 (Orphan_section_placement::Orphan_section_placement): Initialize
1731 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1732 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1733 (tls_script_test_SOURCES): Define.
1734 (tls_script_test_DEPENDENCIES): Define.
1735 (tls_script_test_LDFLAGS): Define.
1736 (tls_script_test_LDADD): Define.
1737 * testsuite/Makefile.in: Rebuild.
1739 2010-03-22 Doug Kwan <dougkwan@google.com>
1741 * arm.cc (Arm_relocate_functions::abs8,
1742 Arm_relocate_functions::abs16): Use correct check for overflow
1743 specified in the ARM ELF specs.
1744 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1745 target of a BLX instruction specially.
1746 (Reloc_stub::stub_type_for_reloc): Ditto.
1747 (Relocate::relocate): Use symbolic names instead of numeric relocation
1748 codes to report error.
1749 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1751 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1752 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1753 thumb2_blx_out_of_range.stdout
1754 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1755 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1756 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1757 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1758 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1759 thumb2_blx_in_range, thumb2_blx_in_range.o,
1760 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1761 thumb2_blx_out_of_range.o): New rules.
1762 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1763 thumb2_blx_in_range and thumb2_blx_out_of_range.
1764 * testsuite/Makefile.in: Regenerate.
1765 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1766 * testsuite/thumb_blx_in_range.s: New file.
1767 * testsuite/thumb_blx_out_of_range.s: New file.
1769 2010-03-22 Rafael Espindola <espindola@google.com>
1771 * archive.cc (Should_include): Move to archive.h.
1772 (should_include_member): Make it a member of Archive.
1774 (Add_lib_group_symbols): New.
1775 * archive.h: Include options.h.
1776 (Archive_member): Moved from Archive.
1777 (Should_include): Moved from archive.cc.
1779 (Add_lib_group_symbols): New.
1780 * dynobj.cc (do_should_include_member): New.
1781 * dynobj.h (do_should_include_member): New.
1782 * gold.cc (queue_initial_tasks): Update call to queue.
1783 * main.cc (main): Print lib group stats.
1784 * object.cc (do_should_include_member): New.
1785 * object.h: Include archive.h.
1786 (Object::should_include_member): New.
1787 (Object::do_should_include_member): New.
1788 (Sized_relobj::do_should_include_member): New.
1789 * options.cc (General_options::parse_start_lib): New.
1790 (General_options::parse_end_lib): New.
1791 (Input_arguments::add_file): Handle lib groups.
1792 (Input_arguments::start_group): Check we are not in a lib.
1793 (Input_arguments::start_lib): New.
1794 (Input_arguments::end_lib): New.
1795 * options.h (General_options): Add start_lib and end_lib.
1796 (Input_argument::lib_): New.
1797 (Input_argument::lib): New.
1798 (Input_argument::is_lib): New.
1799 (Input_file_lib): New.
1800 (Input_arguments::in_lib_): New.
1801 (Input_arguments::in_lib): New.
1802 (Input_arguments::start_lib): New.
1803 (Input_arguments::end_lib_): New.
1804 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1805 in unused members as preempted.
1806 (Sized_pluginobj::do_should_include_member): New.
1807 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1808 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1810 (Read_symbols::do_whole_lib_group): New.
1811 (Read_symbols::do_lib_group): New.
1812 (Read_symbols::do_read_symbols): Handle lib groups.
1813 (Read_symbols::get_name): Handle lib groups.
1814 * readsyms.h (Read_symbols): Add an archive member pointer.
1815 (Read_symbols::do_whole_lib_group): New.
1816 (Read_symbols::do_lib_group): New.
1817 (Read_symbols::member_): New.
1818 * script.cc (read_input_script): Update call to queue_soon.
1820 2010-03-19 Doug Kwan <dougkwan@google.com>
1822 * arm.cc (Stub_table::Stub_table): Initialize new data members
1823 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1824 (Stub_table::add_reloc_stub): Assign stub offset and update
1825 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1826 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1828 (Stub_table::update_data_size_and_addralign): Use
1829 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1830 instead of going over all reloc stubs.
1831 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1832 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1833 Stringpool_template::offset_ to size of Stringpool_char.
1834 (Stringpool_template::new_key_offset): Remove code to initialize
1835 Stringpool_template::offset_.
1836 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1837 Stringpool_template::offset_ to zero.
1839 2010-03-15 Doug Kwan <dougkwan@google.com>
1841 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1843 (Stringpool_template::new_key_offset): New method.
1844 (Stringpool_template::add_string): Assign offsets when adding new
1846 (Stringpool_template::set_string_offsets): Do not set string offsets
1847 when not optimizing.
1848 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1850 (Chunked_vector::clear): Clear size_.
1851 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1852 (Chunked_vector::size): Return size_.
1853 (Chunked_vector::push_back): Use size_ to find insert position.
1854 (Chunked_vector::size_): New data member.
1855 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1856 (Stringpool_template::new_key_offset): New method declaration.
1857 (Stringpool_template::offset_): New data member.
1859 2010-03-15 Rafael Espindola <espindola@google.com>
1861 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1862 Add_symbols' constructor.
1863 * readsyms.h (Add_symbols): Remove the input_group member.
1865 2010-03-10 Ian Lance Taylor <iant@google.com>
1867 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1868 target to ask whether a reference to a symbol requires a stack
1870 * target.h (Target::is_call_to_non_split): New function.
1871 (Target::do_is_call_to_non_split): Declare virtual function.
1872 * target.cc: Include "symtab.h".
1873 (Target::do_is_call_to_non_split): New function.
1874 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1876 2010-03-10 Cary Coutant <ccoutant@google.com>
1878 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1879 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1880 (File_read::open[2]): Add whole_file_view_ to list of views.
1881 (File_read::make_view): Remove test of whole_file_view_.
1882 (File_read::find_or_make_view): Create whole_file_view_ if
1884 (File_read::clear_views): Replace bool parameter with enum;
1885 adjust all callers. Don't delete views with permanent data;
1886 do delete cached views and views from archives if
1887 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1888 if clearing the corresponding view.
1889 * fileread.h (File_read::Clear_views_mode): New enum.
1890 (File_read::View::is_permanent_view): New method.
1891 (File_read::clear_views): Replace bool parameter
1892 with enum; adjust all callers.
1893 * options.h (General_options): Change keep_files_mapped option;
1894 add map_whole_files.
1895 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1897 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1900 2010-03-10 David S. Miller <davem@davemloft.net>
1902 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1904 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1906 * icf.cc (get_section_contents): Add '@' marker after processing the
1909 2010-03-08 Doug Kwan <dougkwan@google.com>
1911 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1912 due to a conversion warning.
1913 (Arm_relobj::update_output_local_symbol_count): Check for local
1914 symbol with unset output index.
1916 2010-03-05 Ian Lance Taylor <iant@google.com>
1918 * options.h (class General_options): Add --spare-dynamic-tags.
1919 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1920 --spare-dynamic-tags.
1922 2010-03-05 Ian Lance Taylor <iant@google.com>
1924 * incremental.cc: Include "libiberty.h".
1926 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1928 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1929 function, is_info_ member.
1930 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1931 (Versions::Versions): Update caller.
1932 (Versions::define_base_version): Likewise.
1933 (Versions::add_def): Likewise.
1935 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1937 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1938 (Scan::possible_function_pointer_reloc): New function.
1939 (Scan::local_reloc_may_be_function_pointer): Change to call
1940 possible_function_pointer_reloc.
1941 (Scan::global_reloc_may_be_function_pointer): Ditto.
1942 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1943 relocations in ".data.rel.ro._ZTV" section.
1944 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1945 * testsuite/icf_safe_so_test.cc: Ditto.
1946 * testsuite/icf_safe_test.cc: Ditto.
1947 * testsuite/icf_safe_test.sh: Ditto.
1949 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1950 Ian Lance Taylor <iant@google.com>
1952 * target-reloc.h (relocate_section): Check the symbol table index
1953 for -1U before setting the local symbol index.
1954 (scan_relocatable_relocs): If copying the relocation, record that
1955 the local symbol is required.
1956 * object.h (Symbol_value::is_output_symtab_index_set): New
1958 (Symbol_value::may_be_discarded_from_output_symtab): New
1960 (Symbol_value::has_output_symtab_entry): New function.
1961 (Symbol_value::needs_output_symtab_entry): Remove.
1962 (Symbol_value::output_symtab_index): Make sure the symbol index is
1964 (Symbol_value::set_output_symtab_index): Make sure the symbol
1965 index is not set. Make sure the new index is valid.
1966 (Symbol_value::set_must_have_output_symtab_entry): New function.
1967 (Symbol_value::has_output_dynsym_entry): New function.
1968 (Symbol_value::set_output_dynsym_index): Make sure the new index
1970 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1971 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1972 local symbol if permitted.
1973 (Sized_relobj::do_finalize_local_symbols): Call
1974 is_output_symtab_index_set rather than needs_output_symtab_entry.
1975 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1976 rather than needs_output_symtab_entry. Call
1977 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1978 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1979 is_output_symtab_index_set rather than needs_output_symtab_entry.
1980 * testsuite/discard_locals_relocatable_test.c: New file.
1981 * testsuite/discard_locals_test.sh: Test -r.
1982 * testsuite/Makefile.am (check_DATA): Add
1983 discard_locals_relocatable_test1.syms,
1984 discard_local_relocatable_test2.syms.
1985 (MOSTLYCLEANFILES): Likewise. Also add
1986 discard_locals_relocatable_test1.lout and
1987 discard_locals_relocatable_test2.out.
1988 (discard_locals_relocatable_test1.syms): New target.
1989 (discard_locals_relocatable_test.o): New target.
1990 (discard_locals_relocatable_test1.out): New target.
1991 (discard_locals_relocatable_test2.syms): New target.
1992 (discard_locals_relocatable_test2.out): New target.
1993 (various): Add missing ../ld-new dependencies.
1994 * testsuite/Makefile.in: Rebuild.
1996 2010-03-03 Nick Clifton <nickc@redhat.com>
1998 * po/fi.po: New Finnish translation.
2000 2010-03-01 Doug Kwan <dougkwan@google.com>
2002 * layout.cc (Layout::Layout): Force section types of .init_array*,
2003 .preinit_array* and .fini_array* sections.
2004 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2005 Fix check of return value of std::string::find.().
2006 (Output_section::Input_section_sort_compare::operator()): Remove
2007 comment about .init_array.
2008 (Output_section::Input_section_sort_init_fini_compare::operator()):
2010 (Output_section::sort_attached_input_sections): Handle .init_array
2011 and .fini_array specially.
2012 * output.h (Output_section::Inut_section_sort_compare): Update
2014 (Output_section::Input_section_sort_init_fini_compare): New struct.
2016 2010-02-26 Doug Kwan <dougkwan@google.com>
2018 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2019 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2020 * testsuite/debug_msg.sh: Avoid matching source line number for
2021 use of global variable undef_int.
2023 2010-02-26 Doug Kwan <dougkwan@google.com>
2025 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2026 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2027 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2028 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2029 * options.cc (General_options::General_options): Initialize member
2031 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2032 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2033 and rm_no_fix_v4bx.stdout
2034 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2035 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2036 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2037 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2038 and arm_no_fix_v4bx.
2039 * Makefile.in: Regenerate.
2040 * testsuite/arm_fix_v4bx.s: New file.
2041 * testsuite/arm_fix_v4bx.sh: Ditto.
2043 2010-02-24 Doug Kwan <dougkwan@google.com>
2045 * arm.cc (Target_arm::got_section): Make the .got section the first
2046 non RELRO section in the data segment.
2047 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2048 suffixes of section names.
2050 2010-02-24 Doug Kwan <dougkwan@google.com>
2052 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2053 flags and attributes merging if an input file is a binary file.
2054 * fileread.cc (Input_file::open): Record format of original file.
2055 * fileread.h (Input_file::Format): New enum type.
2056 (Input_file::Input_file): Initialize data member format_.
2057 (Input_file::format): New method definition.
2058 (Input_file::format_):: New data member.
2060 2010-02-24 Doug Kwan <dougkwan@google.com>
2062 * arm.cc (Arm_output_data_got): New class.
2063 (ARM_TCB_SIZE): New constant
2064 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2065 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2066 If user uses a script with a SECTIONS clause, issue only a warning
2067 for a misplaced EXIDX input section. Otherwise, issue an error.
2068 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2070 (Target_arm::got_mode_index_entry): Handle static linking.
2071 (Target_arm::Scan::local): Ditto.
2072 (Target_arm::Scan::global): Ditto.
2073 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2074 all incorrectly implemented relocations.
2075 (Target_arm::fix_exidx_coverage): Pass layout to
2076 Arm_output_section::fix_exidx_coverage.
2077 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2078 from ".ARM.exidx." and ".ARM.extab.".
2080 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2082 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2083 section if it does not already exist.
2084 * attributes.cc (Attributes_section_data::Attributes_section_data):
2085 Don't crash if size is zero.
2087 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2088 Ian Lance Taylor <iant@google.com>
2090 * gold.cc (queue_middle_tasks): If no input files were opened,
2092 * workqueue.h (Task_function::Task_function): Assert that there is
2095 2010-02-22 Doug Kwan <dougkwan@google.com>
2097 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2098 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2099 types to avoid warnings due to different uint64_t implementations
2102 2010-02-21 Doug Kwan <dougkwan@google.com>
2104 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2105 handling of the maximum backward branch offset.
2106 (Arm_relocate_functions::thumb_branch_common): Ditto.
2107 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2108 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2109 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2110 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2111 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2112 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2113 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2114 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2115 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2116 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2117 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2118 thumb2_bl_out_of_range.o): New rules.
2119 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2120 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2121 thumb2_bl_out_of_range
2122 * testsuite/Makefile.in: Regenerate.
2123 * testsuite/arm_bl_in_range.s: New file.
2124 * testsuite/arm_bl_out_of_range.s: Ditto.
2125 * testsuite/arm_branch_in_range.sh: Ditto.
2126 * testsuite/arm_branch_range.t: Ditto.
2127 * testsuite/thumb2_branch_range.t: Ditto.
2128 * testsuite/thumb_bl_in_range.s: Ditto.
2129 * testsuite/thumb_bl_out_of_range.s: Ditto.
2130 * testsuite/thumb_branch_range.t: Ditto.
2132 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2134 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2135 Add reloc offset information.
2136 * icf.cc (get_section_contents): Change iterators to point to the new
2137 vectors. Add reloc offset information to the contents.
2138 * icf.h (Icf::Sections_reachable_info): New typedef.
2139 (Icf::Sections_reachable_list): New typedef.
2140 (Icf::Offset_info): New typedef.
2141 (Icf::Reloc_info): New struct typedef.
2142 (Icf::Reloc_info_list): New typedef.
2143 (Icf::symbol_reloc_list): Delete method.
2144 (Icf::addend_reloc_list): Delete method.
2145 (Icf::section_reloc_list): Delete method.
2146 (Icf::reloc_info_list): New method.
2147 (Icf::reloc_info_list_): New member.
2149 2010-02-19 Doug Kwan <dougkwan@google.com>
2151 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2152 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2153 * arm.cc (Arm_relocation_functions): New forward declaration.
2154 (Target_arm::Target_arm): Initialize new data members
2155 got_mod_index_offset_ and tls_base_symbol_defined_.
2156 (Target_arm::Relocate::relocate_tls): New method.
2157 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2158 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2160 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2161 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2162 (Target_arm::got_mod_index_offset_,
2163 Target_arm::tls_base_symbol_defined_): New data members.
2164 (Target_arm::Scan::local, Target::Scan::global,
2165 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2168 2010-02-18 Doug Kwan <dougkwan@google.com>
2170 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2171 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2172 text section as a parameter becuase some broken tools may not set
2173 the link in section header.
2174 (Target_arm::has_got_section): New method.
2175 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2176 without any mapping symbol as data only. Remove warning.
2177 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2178 link in its section header, try to discover the link by inspecting the
2179 REL31 relocation at the beginning of the section.
2180 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2182 (Target_arm::Scan::global): Treat any reference to the symbol
2183 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2185 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2187 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2188 (Scan::global_reloc_may_be_function_pointer): New function.
2189 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2190 (Scan::global_reloc_may_be_function_pointer): New function.
2191 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2192 (Scan::global_reloc_may_be_function_pointer): New function.
2193 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2194 (Scan::global_reloc_may_be_function_pointer): New function.
2195 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2196 (Scan::global_reloc_may_be_function_pointer): New function.
2197 (Scan::possible_function_pointer_reloc): New function.
2198 (Target_x86_64::can_check_for_function_pointers): New function.
2199 * gc.h (gc_process_relocs): Scan relocation types to determine if
2200 function pointers were taken for targets that support it.
2201 * icf.cc (Icf::find_identical_sections): Include functions for
2202 folding in safe ICF whose pointer is not taken.
2203 * icf.h (Secn_fptr_taken_set): New typedef.
2204 (fptr_section_id_): New member.
2205 (section_has_function_pointers): New function.
2206 (set_section_has_function_pointers): New function.
2207 (check_section_for_function_pointers): New function.
2208 * options.h: Fix comment for safe ICF option.
2209 * target.h (can_check_for_function_pointers): New function.
2210 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2211 Modify icf_safe_test for X86-64.
2212 * testsuite/Makefile.in: Regenerate.
2213 * testsuite/icf_safe_so_test.cc: New file.
2214 * testsuite/icf_safe_so_test.sh: New file.
2215 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2216 (main): Change to take pointer to function kept_func_3.
2217 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2218 folding is done correctly for X86-64.
2220 2010-02-12 David S. Miller <davem@davemloft.net>
2222 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2223 is_symbolless parameter.
2224 (Output_reloc<SHT_REL>::is_symbolless): New.
2225 (Output_reloc<SHT_REL>::is_symbolless_): New.
2226 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2227 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2228 (Output_reloc<SHT_RELA>::is_symbolless): New.
2229 (Output_data_reloc::add_global): Handle is_symbolless.
2230 (Output_data_reloc::add_global_relative): Likewise.
2231 (Output_data_reloc::add_local): Likewise.
2232 (Output_data_reloc::add_local_relative): Likewise.
2233 (Output_data_reloc::add_symbolless_global_addend): New.
2234 (Output_data_reloc::add_symbolless_local_addend): New.
2235 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2237 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2238 instead of ->is_relative_
2239 (Output_reloc::write): Likewise.
2240 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2241 (Output_reloc::write_rel): Simplify.
2243 * sparc.cc (Target_sparc::Scan::local): Use
2244 ->add_symbolless_local_addend as needed.
2245 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2246 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2247 based upon relocation offset.
2249 2010-02-11 Doug Kwan <dougkwan@google.com>
2251 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2252 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2253 beginning of function.
2254 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2255 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2256 parameter is_32bit in calls to should_apply_static_reloc.
2257 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2258 (check_DATA): Add arm_abs_global.stdout.
2259 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2260 arm_abs_global.stdout): New rules.
2261 (MOSTLLYCLEANFILES): Add arm_abs_global
2262 * Makefile.in: Regenerate.
2263 * testsuite/arm_abs_global.s: New file.
2264 * testsuite/arm_abs_global.sh: Ditto.
2265 * testsuite/arm_abs_lib.s: Ditto.
2267 2010-02-11 Ian Lance Taylor <iant@google.com>
2269 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2271 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2272 Allocate_commons_task first.
2273 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2274 task, rather than symtab_lock_.
2275 (Gc_process_relocs::~Gc_process_relocs): New function.
2276 (Gc_process_relocs::is_runnable): Check this_blocker_.
2277 (Gc_process_relocs::locks): Use next_blocker_ rather than
2279 (Scan_relocs::~Scan_relocs): New function.
2280 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2282 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2284 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2285 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2286 constructor accordingly.
2287 (class Gc_process_relocs): Likewise.
2288 (class Scan_relocs): Likewise.
2289 * common.h (class Allocate_commons_task): Remove symtab_lock_
2290 field, and corresponding constructor parameter.
2291 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2293 (Allocate_commons_task::locks): Likewise.
2295 2010-02-11 Ian Lance Taylor <iant@google.com>
2297 * gold-threads.h (class Once): Define.
2298 (class Initialize_lock): Rewrite as child of Once.
2299 * gold-threads.cc (class Once_initialize): Define.
2300 (once_pointer_control): New static variable.
2301 (once_pointer, once_arg): New static variables.
2302 (c_run_once): New static function.
2303 (Once::Once, Once::run_once, Once::internal_run): New functions.
2304 (class Initialize_lock_once): Remove.
2305 (initialize_lock_control): Remove.
2306 (initialize_lock_pointer): Remove.
2307 (initialize_lock_once): Remove.
2308 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2309 (Initialize_lock::initialize): Rewrite.
2310 (Initialize_lock::do_run_once): New function.
2311 * archive.cc (Archive::interpret_header): Only clear name if it is
2313 * fileread.cc: Include "gold-threads.h"
2314 (file_counts_lock): New static variable.
2315 (file_counts_initialize_lock): Likewise.
2316 (File_read::release): Only increment counts when using --stats.
2317 Use a lock around the increment.
2318 * parameters.cc (class Set_parameters_target_once): Define.
2319 (set_parameters_target_once): New static variable.
2320 (Parameters::Parameters): Move here from parameters.h.
2321 (Parameters::set_target): Rewrite.
2322 (Parameters::set_target_once): New function.
2323 (Parameters::clear_target): Move here and rewrite.
2324 * parameters.h (class Parameters): Update declarations. Add
2325 set_parameters_target_once_ field.
2326 (Parameters::Parameters): Move to parameters.cc.
2327 (Parameters::clear_target): Likewise.
2328 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2330 (Start_group::~Start_group): New function.
2331 (Start_group::is_runnable): New function.
2332 (Start_group::locks, Start_group::run): New functions.
2333 (Finish_group::run): Change saw_undefined to size_t.
2334 * readsyms.h (class Start_group): Define.
2335 (class Finish_group): Change saw_undefined_ field to size_t.
2336 (Finish_group::Finish_group): Remove saw_undefined and
2337 this_blocker parameters. Change all callers.
2338 (Finish_group::set_saw_undefined): New function.
2339 (Finish_group::set_blocker): New function.
2340 * symtab.h (class Symbol_table): Change saw_undefined to return
2341 size_t. Change saw_undefined_ field to size_t.
2342 * target-select.cc (Set_target_once::do_run_once): New function.
2343 (Target_selector::Target_selector): Initialize set_target_once_
2344 field. Don't initialize lock_ and initialize_lock_ fields.
2345 (Target_selector::instantiate_target): Rewrite.
2346 (Target_selector::set_target): New function.
2347 * target-select.h (class Set_target_once): Define.
2348 (class Target_selector): Update declarations. Make
2349 Set_target_once a friend. Remove lock_ and initialize_lock_
2350 fields. Add set_target_once_ field.
2352 2010-02-10 Ian Lance Taylor <iant@google.com>
2354 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2356 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2357 (queue_middle_tasks): Add all blockers before queueing any tasks.
2358 (queue_final_tasks): Likewise.
2359 * token.h (Task_token::add_blockers): New function.
2360 * object.h (Input_objects::number_of_relobjs): New function.
2362 2010-02-10 Ian Lance Taylor <iant@google.com>
2364 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2365 shared, not if not position independent.
2366 * x86_64.cc (Relocate::relocate_tls): Likewise.
2367 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2368 (tls_pie_pic_test): New target.
2369 * testsuite/Makefile.in: Rebuild.
2371 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2372 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2373 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2374 * testsuite/Makefile.in: Rebuild.
2376 2010-02-09 David S. Miller <davem@davemloft.net>
2378 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2379 R_SPARC_RELATIVE using ->add_local_relative().
2380 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2382 * output.h (Output_data_dynamic::add_section_size): New method
2383 that takes two Output_data objects.
2384 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2385 entry param. Handle it in initializers.
2386 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2387 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2388 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2390 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2391 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2392 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2393 for dynrel_includes_plt.
2394 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2395 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2396 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2398 (Target_sparc::do_finalize_sections): Update to pass true for
2399 dynrel_includes_plt.
2400 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2401 output before .rela.plt
2402 (Target_powerpc::do_finalize_sections): Update to pass true for
2403 dynrel_includes_plt when 32-bit.
2405 2010-02-08 Doug Kwan <dougkwan@google.com>
2407 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2409 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2410 Arm_relobj::scan_section_for_cortex_a8_stubs,
2411 Arm_relobj::do_relocation_section): Instead of calling
2412 Output_section::output_address, use faster
2413 Arm_relobj::simple_input_section_output_address.
2415 2010-02-08 David S. Miller <davem@davemloft.net>
2417 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2418 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2419 relocation helper function.
2421 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2422 just like R_SPARC_GOT{10,13,22}.
2423 (Target_sparc::Scan::local): Likewise.
2424 (Target_sparc::Relocate:relocate): Likewise.
2426 2010-02-06 Ian Lance Taylor <iant@google.com>
2428 * configure.ac: Rewrite targetobjs duplicate removal code to use
2429 only shell constructs.
2430 * configure: Rebuild.
2432 2010-02-05 Doug Kwan <dougkwan@google.com>
2435 * arm.cc (Arm_relobj::section_is_scannable): New method.
2436 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2437 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2439 2010-02-04 Doug Kwan <dougkwan@google.com>
2442 * arm-reloc-property.cc (cstdio): Include.
2443 * configure.ac (targetobjs): Remove duplicates.
2444 * configure: Regenerate.
2445 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2446 big and little endian version for a given address size.
2448 2010-02-03 Doug Kwan <dougkwan@google.com>
2450 * arm-reloc-property.cc
2451 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2453 * arm-reloc-property.h
2454 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2455 New method definition.
2456 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2458 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2460 (GOT_PREL): Change implemented to Y.
2461 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2462 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2463 (Arm_relocate_functions::movw_abs_nc): Remove method.
2464 (Arm_relocate_functions::movt_abs): Ditto.
2465 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2466 (Arm_relocate_functions::thm_movt_abs): Ditto.
2467 (Arm_relocate_functions::movw_rel_nc): Ditto.
2468 (Arm_relocate_functions::movw_rel): Ditto.
2469 (Arm_relocate_functions::movt_rel): Ditto.
2470 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2471 (Arm_relocate_functions:thm_movw_rel): Ditto.
2472 (Arm_relocate_functions:thm_movt_rel): Ditto.
2473 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2474 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2475 New method definitions.
2476 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2477 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2478 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2479 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2480 (Target_arm::Relocate::relocate): Check for non-static or
2481 unimplemented relocation code and exit early. Change calls to
2482 Target_arm::reloc_uses_thumb_bit and
2483 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2484 instead. Refactor code to handle similar relocations to increase
2485 code sharing. Remove check for unsupported relocation code in switch
2487 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2488 relocation property table to find out size. Change error message to
2489 print out the name of a relocation code instead of the numeric value.
2490 (Target_arm::scan_reloc_for_stub): Use relocation property table
2491 instead of calling Target_arm::reloc_uses_thumb_bit().
2493 2010-02-02 Doug Kwan <dougkwan@google.com>
2495 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2496 types of relaxed input section.
2498 2010-02-02 Doug Kwan <dougkwan@google.com>
2500 * Makefile.am (HFILES): Add arm-reloc-property.h.
2502 (TARGETSOURCES): Add arm-reloc-property.cc
2503 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2504 (libgold_a_SOURCES): $(DEFFILES)
2505 * Makefile.in: Regenerate.
2506 * arm-reloc-property.cc: New file.
2507 * arm-reloc-property.h: New file.
2508 * arm-reloc.def: New file.
2509 * arm.cc: Update comments.
2510 (arm-reloc-property.h): New included header.
2511 (arm_reloc_property_table): New global variable.
2512 (Target_arm::do_select_as_default_target): New method definition.
2513 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2514 arm-reloc-property to targ_extra_obj.
2515 * parameters.cc (set_parameters_target): Call
2516 Target::select_as_default_target().
2517 * target.h (Target::select_as_default_target): New method definition.
2518 (Target::do_select_as_default_target): Same.
2520 2010-02-01 Doug Kwan <dougkwan@google.com>
2522 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2523 first_output_text_section_.
2524 (Arm_exidx_fixup::first_output_text_section): New method definition.
2525 (Arm_exidx_fixup::first_output_text_section_): New data member.
2526 (Arm_exidx_fixup::process_exidx_section): Record the first text
2527 output section seen.
2528 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2529 and entsize in output section header.
2531 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2533 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2534 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2535 (Arm_relocate_functions::thm_alu11): New Method.
2536 (Arm_relocate_functions::thm_pc8): New Method.
2537 (Arm_relocate_functions::thm_pc12): New Method.
2538 (Target_arm::Scan::local): Handle the relocations.
2539 (Target_arm::Scan::global): Likewise.
2540 (Target_arm::Relocate::relocate): Likewise.
2541 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2543 2010-01-29 Doug Kwan <dougkwan@google.com>
2545 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2546 of relocation types as ld.
2548 2010-01-29 Doug Kwan <dougkwan@google.com>
2550 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2552 (Arm_relocate_functions::thumb_branch_common): Ditto.
2553 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2554 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2555 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2556 Arm_relocate_functions::jump24): Remove.
2557 (Target_arm::Relocate::relocate): Adjust code to call
2558 Arm_relocation_functions::arm_branch_common and
2559 Arm_relocation_functions::thumb_branch_common instead of their removed
2560 wrappers. Merge switch-cases together to reduce source code size.
2562 2010-01-29 Doug Kwan <dougkwan@google.com>
2564 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2565 output_local_symbol_count_needs_update_.
2566 (Arm_relobj::output_local_symbol_count_needs_update,
2567 Arm_relobj::set_output_local_symbol_count_needs_update,
2568 Arm_relobj::update_output_local_symbol_count): New methods.
2569 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2571 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2572 of pointed function as in a R_ARM_PREL31 relocation.
2573 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2574 for output local symbol count updating.
2575 (Target_arm::do_relax): Update output local symbol counts in objects
2577 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2579 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2581 * arm.cc: Added support for the ARM relocations:
2582 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2583 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2584 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2586 (Arm_relocate_functions::movw_rel): New method.
2587 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2588 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2590 (Arm_relocate_functions::thm_movw_rel): New method.
2591 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2593 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2595 (Target_arm::Scan::global): Likewise.
2596 (Target_arm::Relocate::relocate): Likewise.
2597 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2600 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2602 * arm.cc: Added support for ARM group relocations.
2603 (Target_arm::reloc_needs_sym_origin): New method.
2604 (Arm_relocate_functions::calc_grp_kn): New method.
2605 (Arm_relocate_functions::calc_grp_residual): New method.
2606 (Arm_relocate_functions::calc_grp_gn): New method.
2607 (Arm_relocate_functions::arm_grp_alu): New Method.
2608 (Arm_relocate_functions::arm_grp_ldr): New Method.
2609 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2610 (Arm_relocate_functions::arm_grp_ldc): New Method.
2611 (Target_arm::Scan::local): Handle the ARM group relocations.
2612 (Target_arm::Scan::global): Likewise.
2613 (Target_arm::Relocate::relocate): Likewise.
2614 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2617 2010-01-26 Doug Kwan <dougkwan@google.com>
2619 * arm.cc (set): Include.
2620 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2622 (Arm_output_section::Text_section_list): New type.
2623 (Arm_output_section::append_text_sections_to_list): New method.
2624 (Arm_output_section::fix_exidx_coverage): Ditto.
2625 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2626 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2627 Relobj::set_section_offset() instead of
2628 Sized_relobj::invalidate_section_offset().
2629 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2630 parameter for section headers. Ignore relocation sections for
2631 unallocated sections and EXIDX sections.
2632 (Target_arm::fix_exidx_coverage): New method.
2633 (Target_arm::output_section_address_less_than): New type.
2634 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2635 linked text section instead of the EXIDX section.
2636 (Arm_output_section::create_stub_group): Add an assertion to check
2637 that this is not an EXIDX output section.
2638 (Arm_output_section::append_text_sections_to_list): New method.
2639 (Arm_output_section::fix_exidx_coverage): Ditto.
2640 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2641 Arm_relobj::section_needs_reloc_stub_scanning.
2642 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2644 (Target_arm::fix_exidx_coverage): New method.
2645 * object.h (Relobj::set_output_section): New method.
2646 (Sized_relobj::invalidate_section_offset): Remove method.
2647 (Sized_relobj::do_invalidate_section_offset): Remove method.
2648 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2650 2010-01-25 Doug Kwan <dougkwan@google.com>
2652 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2653 Fix warning due to signed and unsigned comparison on a 32-bit host.
2655 2010-01-22 Doug Kwan <dougkwan@google.com>
2657 * arm.cc (Target_arm::do_relax): Record an output section for section
2658 offset adjustment it contains any stub table that has changed.
2659 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2660 offsets in an output section if necessary.
2661 * output.cc (Output_section::Output_section): Initialize
2662 section_offsets_need_adjustments_.
2663 (Output_section::add_input_section_for_script): Renamed to
2664 Output_section::add_simple_input_section.
2665 (Output_section::save_states): Add a comment.
2666 (Output_section::discard_states): New method defintion.
2667 (Output_section::adjust_section_offsets): Same.
2668 * output.h (Output_section::add_input_section_for_script): Renamed to
2669 Output_section::add_simple_input_section.
2670 (Output_section::discard_states): New method declaration.
2671 (Output_section::adjust_section_offsets): Same.
2672 (Output_section::section_offsets_need_adjustment,
2673 Output_section::set_section_offsets_need_adjustment): New method
2675 (Output_section::section_offsets_need_adjustment_): New data member.
2676 * script-sections.cc
2677 (Output_section_element_input::set_section_address): Adjust code for
2678 renaming of Output_section::add_input_section_for_script.
2679 (Orphan_output_section::set_section_address): Same.
2681 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2683 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2684 Fix_v4bx enum values .
2685 * gold/options.h (General_options): New option definitions.
2686 (General_options::fix_v4bx): New method.
2687 (General_options::Fix_v4bx): New enum.
2688 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2689 (General_options::parse_fix_v4bx_interworking): New method.
2691 2010-01-22 Doug Kwan <dougkwan@google.com>
2693 * arm.cc (Arm_exidx_fixup): New class.
2695 2010-01-21 Doug Kwan <dougkwan@google.com>
2697 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2699 (Arm_exidx_section_offset_map): New type.
2701 2010-01-21 Doug Kwan <dougkwan@google.com>
2703 * arm.cc (Arm_exidx_input_section): New class.
2704 (Arm_relobj::exidx_input_section_by_link,
2705 Arm_relobj::exidx_input_section_by_shndx,
2706 Arm_relobj::make_exidx_input_section): New methods.
2707 (read_arm_attributes_section): Remove.
2708 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2709 information about them.
2710 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2713 2010-01-20 Doug Kwan <dougkwan@google.com>
2715 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2716 Input_section_specifier to Section_id.
2717 (Target_arm::new_arm_input_section: Adjust code for change of key
2719 (Target_arm::find_arm_input_section): Ditto.
2720 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2721 (Section_id): Remove.
2722 (Garbage_collection::Section_id_hash): Remove.
2723 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2724 (Section_id): Remove.
2725 (Icf::Section_id_hash): Remove.
2726 * object.h (Section_id, Const_section_id, Section_id_hash,
2727 Const_section_id_hash): New type definitions.
2728 * output.cc (Output_section::add_relaxed_input_section): Change to
2729 use Const_section_id instead of Input_section_specifier as key type.
2730 (Output_section::add_merge_input_section): Ditto.
2731 (Output_section::build_relaxation_map): Change to use Section_id
2732 instead of Input_section_specifier as key type.
2733 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2735 (Output_section::convert_input_sections_to_relaxed_sections): Change
2736 to use Const_section_id instead of Input_section_specifier as key type.
2737 (Output_section::find_merge_section): Ditto.
2738 (Output_section::find_relaxed_input_section): Ditto.
2739 * output.h (Input_section_specifier): Remove class.
2740 (Output_section::Output_section_data_by_input_section_map): Change
2741 key type to Const_section_id.
2742 (Output_section::Output_relaxed_input_section_by_input_section_map):
2744 (Output_section::Relaxation_map): Change key type to Section_id.
2746 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2748 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2749 (class Arm_v4bx_stub): New class.
2750 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2751 (Stub_factory::make_arm_v4bx_stub): New method.
2752 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2753 (Stub_table::empty): Handle v4bx stubs.
2754 (Stub_table::add_arm_v4bx_stub): New method.
2755 (Stub_table::find_arm_v4bx_stub): New method.
2756 (Arm_relocate_functions::v4bx): New method.
2757 (Target_arm::fix_v4bx): New method.
2758 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2759 (Stub_table::relocate_stubs): Likewise.
2760 (Stub_table::do_write): Likewise.
2761 (Stub_table::update_data_size_and_addralign): Likewise.
2762 (Stub_table::finalize_stubs): Likewise.
2763 (Target_arm::Scan::local): Likewise.
2764 (Target_arm::Scan::global): Likewise.
2765 (Target_arm::do_finalize_sections): Likewise.
2766 (Target_arm::Relocate::relocate): Likewise.
2767 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2769 (Target_arm::scan_reloc_for_stub): Likewise.
2770 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2772 2010-01-19 Ian Lance Taylor <iant@google.com>
2774 * output.cc (Output_section_headers::do_sized_write): Write large
2775 segment count to sh_info field.
2776 (Output_file_header::do_sized_write): For large segment count,
2777 write PN_XNUM to e_phnum field.
2779 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2781 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2782 (Arm_relocate_functions::thm_jump8): New function.
2783 (Arm_relocate_functions::thm_jump11): New function.
2784 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2786 (Target_arm::Scan::global): Likewise.
2787 (Target_arm::Relocate::relocate): Likewise.
2788 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2791 2010-01-14 Doug Kwan <dougkwan@google.com>
2793 * arm.cc (map, utility): Include headers.
2794 (Target_arm::apply_cortex_a8_workaround): New method.
2795 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2796 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2797 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2798 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2799 the --[no-]fix-cortex-a8 command line options.
2800 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2801 (Target_arm::relocate_stub): Use addend in instruction template.
2802 * options.h (DEFINE_bool): Set the user-set flag.
2803 (General_options): Add --[no-]-fix-cortex options.
2804 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2805 : Update fast look-up map after conversion.
2807 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2809 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2810 in the first pass of do_layout.
2812 2010-01-13 Doug Kwan <dougkwan@google.com>
2814 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2815 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2816 apparent compiler problem of not folding static constant integral
2817 data members of elfcpp::Elf_sizes<32>.
2819 2010-01-13 Doug Kwan <dougkwan@google.com>
2821 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2822 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2823 Arm_relobj::scan_section_for_cortex_a8_erratum,
2824 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2825 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2826 sections to scan for relocation stubs into a new method
2827 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2828 relocation and Cortex-A8 stub scanning.
2829 (Target_arm::do_relax): Force stubs to be after stubbed sections
2830 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2831 the beginning of a new relaxation pass. Update a comment.
2832 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2834 2010-01-12 Ian Lance Taylor <iant@google.com>
2836 * target-reloc.h (visibility_error): New inline function.
2837 (relocate_section): Call visibility_error.
2838 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2839 (MOSTLYCLEANFILES): Likewise.
2840 (protected_4_pic.o, protected_3.err): New targets.
2841 * testsuite/protected_4.cc: New file.
2843 2010-01-12 Doug Kwan <dougkwan@google.com>
2845 * arm.cc (Cortex_a8_reloc): New class.
2846 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2847 and cortex_a8_relocs_info_.
2848 (Target_arm::fix_cortex_a8): New method definition.
2849 (Target_arm::Cortex_a8_relocs_info): New type.
2850 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2851 New data member declarations.
2852 (Target_arm::scan_reloc_for_stub): Record information about
2853 relocations for THUMB branches that might be exempted from the
2854 Cortex-A8 workaround.
2855 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2856 at the beginning of a relaxation pass.
2858 2010-01-12 Doug Kwan <dougkwan@google.com>
2860 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2861 (Arm_relobj::Mapping_symbol_position,
2862 Arm_reloj::Mapping_symbol_position_less,
2863 Arm_relobj::Mapping_symbols_info): New types.
2864 (Target_arm::is_mapping_symbol_name): New method definition.
2865 (Arm_relobj::do_count_local_symbols): Save information about mapping
2868 2010-01-11 Doug Kwan <dougkwan@google.com>
2870 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2871 Arm_relocate_functions::thumb32_branch_upper,
2872 Arm_relocate_functions::thumb32_branch_lower,
2873 Arm_relocate_functions::thumb32_cond_branch_offset,
2874 Arm_relocate_functions::thumb32_cond_branch_upper,
2875 Arm_relocate_functions::thumb32_cond_branch_lower,
2876 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2877 branch offset encoding.
2878 (Arm_relocate_functions::thumb_branch_common): Use new branch
2879 offset encoding methods to avoid code duplication.
2880 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2881 (Stub_addend_reader::operator()): Use new branch encoding method
2882 to avoid code duplication.
2884 2010-01-11 Doug Kwan <dougkwan@google.com>
2886 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2887 (Target_arm::do_finalize_sections): Define special EXIDX section
2888 symbols only if referenced.
2889 * gc.h (Garbage_collection::add_reference): New method.
2890 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2893 2010-01-11 Ian Lance Taylor <iant@google.com>
2895 * script.cc (Version_script_info::build_expression_list_lookup):
2896 Change complaing about duplicate wildcard match from error to
2899 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2901 (Version_script_info::Version_script_info): Initialize globs_,
2902 default_version_, default_is_global_, and exact_. Don't
2903 initialize globals_ or locals_.
2904 (Version_script_info::build_lookup_tables): Build local symbols
2906 (Version_script_info::unquote): New function.
2907 (Version_script_info::add_exact_match): New function.
2908 (Version_script_info::build_expression_list_lookup): Remove lookup
2909 parameter. Add is_global parameter. Change all callers. Handle
2910 wildcard pattern specially. Unquote pattern. Call
2912 (Version_script_info::get_name_to_match): New function.
2913 (Version_script_info::get_symbol_version): New function.
2914 (Version_script_info::get_symbol_version_helper): Remove.
2915 (Version_script_info::check_unmatched_names): Call unquote.
2916 * script.h (class Version_script_info): Change get_symbol_version
2917 to be non-inline and add is_global parameter; change all callers.
2918 Rewrite symbol_is_local. Update declarations. Define struct
2919 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2920 Remove globals_ and locals_ members. Add exact_, globs_,
2921 default_version_, is_global_.
2922 (Version_script_info::Glob): Remove pattern, add expression and
2923 is_global. Update constructor. Change all callers.
2924 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2926 (Versions::symbol_section_contents): If a symbol is undefined, or
2927 defined in a dynamic object, set the version index to
2929 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2931 (Symbol_table::add_from_pluginobj): Likewise.
2932 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2934 2010-01-11 Doug Kwan <dougkwan@google.com>
2936 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2937 (incremental_dump_LDADD): Add linking option for libintl.
2938 * Makefile.in: Regenerate.
2940 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2943 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2945 * testsuite/Makefile.in: Regenerated.
2947 2010-01-10 Doug Kwan <dougkwan@google.com>
2949 * options.h (DEFINE_var): Use parentheses around argument varname__
2950 in macro body to avoid any unintended subsequent substitutions.
2952 2010-01-10 Ian Lance Taylor <iant@google.com>
2954 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2955 candidates before doing symbol resolution.
2957 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2958 ODR candidates if only one is weak.
2960 2010-01-08 Ian Lance Taylor <iant@google.com>
2962 * script.cc (Version_script_info::build_expression_list_lookup):
2963 Don't warn about ambiguous version, just record the ambiguity.
2964 (Version_script_info::get_symbol_version_helper): Give error if
2965 version is ambiguous.
2967 2010-01-08 Doug Kwan <dougkwan@google.com>
2969 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2970 prev_data_size_ and prev_addralign_. Remove initializer for
2971 deleted data member has_been_changed_.
2972 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2973 to determine if the table is empty.
2974 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2976 (Stub_table::add_reloc_stub): Define method in class definition
2977 instead of just declaring it there.
2978 (Stub_table::add_cortex_a8_stub): New method definition.
2979 (Stub_table::update_data_size_and_addralign): Ditto.
2980 (Stub_table::finalize_stubs): Ditto.
2981 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2982 (Stub_table::do_addralign_): Return address alignment in the
2983 (Stub_table::do_reset_address_and_file_offset): Define method in
2984 class definition instead of declaring it there. Set current data
2985 size to be the data size of the previous pass.
2986 (Stub_table::set_final_data_size): Use current data size as the
2988 (Stub_table::relocate_stub): Change parameter type of stub from
2989 Reloc_stub pointer to Stub pointer.
2990 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2991 (Stub_table::Cortex_a8_stub_list): New typedef.
2992 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2993 Stub_table::prev_addralign_): New data member.
2994 (Arm_relobj::Arm_relobj): Initialize data member
2995 section_has_cortex_a8_workaround_.
2996 (Arm_relobj::section_has_cortex_a8_workaround,
2997 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2999 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3001 (Target_arm::relocate_stub): Change parameter type of stub from
3002 Reloc_stub pointer to Stub pointer.
3003 (Insn_template::size, Insn_template::alignment): Handle
3004 THUMB16_SPECIAL_TYPE.
3005 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3006 Stub_table::update_data_size_and_addralign,
3007 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3009 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3010 (Stub_table::do_write): Ditto.
3011 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3013 2010-01-08 Ian Lance Taylor <iant@google.com>
3016 * symtab.h (class Symbol): Remove fields is_target_special_ and
3017 has_plt_offset_. Add field is_defined_in_discarded_section_.
3018 (Symbol::is_defined_in_discarded_section): New function.
3019 (Symbol::set_is_defined_in_discarded_section): New function.
3020 (Symbol::has_plt_offset): Rewrite.
3021 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3022 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3023 Don't initialize is_target_special_ or has_plt_offset_.
3024 Initialize is_defined_in_discarded_section_.
3025 (Symbol_table::add_from_relobj): If appropriate, set
3026 is_defined_in_discarded_section.
3027 * resolve.cc (Symbol::override_base_with_special): Don't test
3028 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3029 * target-reloc.h (relocate_section): Do special handling for
3030 symbols defined in discarded sections for global symbols as well
3033 2010-01-08 Ian Lance Taylor <iant@google.com>
3035 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3036 the SHT_SYMTAB case.
3038 2010-01-08 Ian Lance Taylor <iant@google.com>
3040 * object.cc (Sized_relobj::do_layout): Don't get confused if
3041 layout_eh_frame returns NULL.
3043 2010-01-08 Ian Lance Taylor <iant@google.com>
3046 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3047 dynamic symbol table, use the normal symbol table.
3048 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3051 2010-01-08 Ian Lance Taylor <iant@google.com>
3054 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3057 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3059 * version.cc (print_version): Change to "Copyright 2010".
3061 2010-01-08 Ian Lance Taylor <iant@google.com>
3065 * i386.cc (class Target_i386): Change return type of plt_section
3067 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3068 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3069 tls_desc_rel_ field.
3070 (Output_data_plt_i386::rel_tls_desc): New function.
3071 (Target_i386::rel_tls_desc_section): New function.
3072 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3073 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3074 R_386_TLS_DESC reloc in rel_tls_desc_section.
3075 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3076 Define struct Tlsdesc_info.
3077 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3078 (Target_x86_64::do_reloc_symbol_index): New function.
3079 (Target_x86_64::add_tlsdesc_info): New function.
3080 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3081 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3083 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3085 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3086 (Target_x86_64::rela_tlsdesc_section): New function.
3087 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3089 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3090 (Target_x86_64::do_reloc_addend): New function.
3091 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3092 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3093 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3094 (Output_reloc::type): New function.
3095 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3096 (Output_reloc::is_target_specific): New function.
3097 (Output_reloc::target_arg): New function.
3098 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3099 absolute relocs and target specific relocs.
3100 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3101 add_target_specific.
3102 (class Output_data_reloc) [SHT_RELA]: Likewise.
3103 * output.cc (Output_reloc::Output_reloc): Add four new versions
3104 for absolute relocs and target specific relocs.
3105 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3106 (Output_reloc::get_symbol_index): Likewise.
3107 (Output_reloc::local_section_offset): Check that local_sym_index_
3108 is not TARGET_CODE or 0.
3109 (Output_reloc::symbol_value): Likewise.
3110 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3112 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3113 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3115 * layout.cc (add_target_dynamic_tags): Use output section for
3116 DT_PLTRELSZ and DT_JMPREL.
3118 2010-01-07 Ian Lance Taylor <iant@google.com>
3121 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3123 (class Output_data_reloc_generic): Define.
3124 (class Output_data_reloc_base): Change base class to
3125 Output_data_reloc_generic. Change add() method to call
3126 bump_relative_reloc_count for a relative reloc. Remove
3128 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3130 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3131 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3133 * layout.h (class Layout): Update declaration.
3135 2010-01-07 Ian Lance Taylor <iant@google.com>
3137 * output.h (class Output_data): Add const version of
3138 output_section and do_output_section.
3139 (class Output_section_data): Add const version of
3141 (class Output_section): Likewise.
3142 * layout.cc (Layout::add_target_dynamic_tags): New function.
3143 * layout.h (class Layout): Update declarations.
3144 * arm.cc (Target_arm::do_finalize_sections): Use
3145 add_target_dynamic_tags.
3146 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3147 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3148 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3149 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3151 2010-01-07 Ian Lance Taylor <iant@google.com>
3154 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3157 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3158 Ian Lance Taylor <iant@google.com>
3161 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3162 Xindex::read_symtab_xindex.
3164 2010-01-07 Doug Kwan <dougkwan@google.com>
3166 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3167 (Insn_template::thumb16_bcond_insn): New method declaration.
3168 (Insn_template): Fix spelling.
3169 (Stub::thumb16_special): New method declaration.
3170 (Stub::do_write): Define virtual method which was previously pure
3172 (Stub::do_thumb16_special): New method declaration.
3173 (Stub::do_fixed_endian_write): New template member.
3174 (Reloc_stub::do_write): Remove.
3175 (Reloc_stub::do_fixed_endian_write): Remove.
3176 (Cortex_a8_stub): New class definition.
3177 (Stub_factory::make_cortex_a8_stub): New method definition.
3178 (Stub_factory::Stub_factory): Add missing static storage class
3179 qualifier for elf32_arm_stub_a8_veneer_blx.
3181 2010-01-07 Ian Lance Taylor <iant@google.com>
3184 * options.h (class General_options): Add --warn-unresolved-symbols
3185 and --error-unresolved-symbols.
3186 * errors.cc (Errors::undefined_symbol): Implement
3187 --warn-unresolved-symbols.
3189 * options.h (class General_options): Add -z text and -z textoff.
3190 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3192 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3194 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3195 (Garbage_collection::cident_sections): New function.
3196 (Garbage_collection::add_cident_section): New function.
3197 (Garbage_collection::cident_sections_): New member.
3198 (gc_process_relocs): Add references to sections whose names are C
3200 * gold.h (cident_section_start_prefix): New constant.
3201 (cident_section_stop_prefix): New constant.
3202 (is_cident): New function.
3203 * layout.cc (Layout::define_section_symbols): Replace string constants
3204 with the newly defined constants.
3205 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3207 * testsuite/Makefile.am: Add gc_orphan_section_test.
3208 * testsuite/Makefile.in: Regenerate.
3209 * testsuite/gc_orphan_section_test.cc: New file.
3210 * testsuite/gc_orphan_section_test.sh: New file.
3212 2010-01-06 Ian Lance Taylor <iant@google.com>
3215 * options.h (class General_options): Add --warn-shared-textrel.
3216 * layout.cc (Layout::finish_dynamic_section): Implement
3217 --warn-shared-textrel.
3220 * options.h (class General_options): Add --warn-multiple-gp.
3222 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3224 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3225 $(THREADSLIB) and $(LIBDL).
3226 * Makefile.in: Rebuild.
3228 2010-01-06 Ian Lance Taylor <iant@google.com>
3231 * options.cc (General_options::parse_section_start): New function.
3232 (General_options::section_start): New function.
3233 (General_options::General_options): Initialize all members.
3234 * options.h: Include <map>
3235 (class General_options): Add --section-start. Add section_starts_
3237 * layout.cc (Layout::attach_allocated_section_to_segment): If
3238 --section-start was used, set the address of the segment. Remove
3239 local sort_sections.
3240 (Layout::relaxation_loop_body): If the address of the load segment
3241 has been set by --section-start, don't use it.
3242 * output.h (Output_segment::update_flags_for_output_section): New
3244 * output.cc (Output_segment::add_output_section): Call
3245 update_flags_for_output_section.
3247 2010-01-05 Ian Lance Taylor <iant@google.com>
3250 * options.h (class General_options): Add --undefined-version.
3251 * script.cc (struct Version_expression): Add was_matched_by_symbol
3253 (Version_script_info::matched_symbol): New function.
3254 (Version_script_info::get_symbol_version_helper): Call
3256 (Version_script_info::check_unmatched_names): New function.
3257 * script.h (class Version_script_info): Update declarations.
3258 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3260 * options.h (class General_options): Use DEFINE_bool_alias for
3261 allow_multiple_definition.
3262 * resolve.cc (Symbol_table::should_override): Don't test
3263 allow_multiple_definition.
3266 * options.h (class General_options): Add --cref.
3267 * main.cc (main): Print cref table if --cref. Don't close mapfile
3268 until after printing cref table.
3269 * cref.cc: Include "symtab.h".
3270 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3271 (Cref_table_compare::operator()): New function.
3272 (Cref_inputs::gather_cref): New function.
3273 (filecol): New static const.
3274 (Cref_inputs::print_cref): New function.
3275 (Cref::print_cref): New function.
3276 * cref.h: Include <cstdio>.
3277 (class Cref): Update declarations.
3278 * mapfile.h (Mapfile::file): New function.
3279 * object.h (class Object): Define Symbols. Declare virtual
3280 do_get_global_symbols.
3281 (Object::get_global_symbols): New function.
3282 * object.cc (Input_objects::add_object): Pass object to cref_ if
3284 (Input_objects::archive_start): Likewise.
3285 (Input_objects::archive_stop): Likewise.
3286 (Input_objects::print_cref): New function.
3287 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3288 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3290 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3292 * plugin.h (class Sized_pluginobj): Update declarations.
3294 2010-01-05 Ian Lance Taylor <iant@google.com>
3296 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3297 to is_default_version. Rename insdef to insdefault.
3298 (Symbol_table::add_from_relobj): Rename def to is_default_version
3299 and local to is_forced_local.
3300 (Symbol_table::add_from_pluginobj): Likewise.
3301 (Symbol_table::add_from_dynobj): Likewise.
3302 (Symbol_table::define_special_symbol): Rename insdef to
3305 2010-01-04 Ian Lance Taylor <iant@google.com>
3308 * options.h (class General_options): Add
3309 --allow-multiple-definition and -z muldefs.
3310 * resolve.cc (Symbol_table::should_override): Don't warn about a
3311 multiple symbol definition if --allow-multiple-definition or -z
3315 * options.h (class General_options): Add --add-needed and
3316 --copy-dt-needed-entries. Tweak --as-needed help entry.
3317 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3318 error if --copy-dt-needed-entries aka --add-needed is used and
3319 would cause a change in behaviour.
3322 * options.h (class General_options): Add -G as a short version of
3323 --shared. Add no-op options -assert, -g, and -i.
3325 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3327 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3328 check for .text or .gnu.linkonce.t sections.
3329 * icf.cc (Icf::find_identical_sections): Ditto.
3330 Change the detection for mangled function name within the section
3332 * icf.h (is_section_foldable_candidate): New function.
3334 2009-12-30 Ian Lance Taylor <iant@google.com>
3337 * options.h (class General_options): Permit two dashes with
3338 --retain-symbols-file.
3340 2009-12-30 Ian Lance Taylor <iant@google.com>
3343 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3344 don't put the file header and segment headers in the text
3348 * common.cc (Sort_commons::operator()): Stabilize sort when both
3350 (Symbol_table::do_allocate_commons_list): When allocating common
3351 symbols, skip a symbol which is no longer common.
3352 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3353 an object before checking its type.
3354 * testsuite/common_test_2.c: New file.
3355 * testsuite/common_test_3.c: New file.
3356 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3357 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3358 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3359 (common_test_2_pic.o, common_test_2.so): New targets.
3360 (common_test_3_pic.o, common_test_3.so): New targets.
3361 * testsuite/Makefile.in: Rebuild.
3364 * script.cc (read_input_script): If we see a new SECTIONS clause,
3365 and we have added an input section, give an error.
3366 * layout.h (class Layout): Add have_added_input_section function.
3367 Add have_added_input_section_ field.
3368 * layout.cc (Layout::Layout): Initialize
3369 have_added_input_section_.
3370 (Layout::layout): Set have_added_input_section_.
3371 (Layout::layout_eh_frame): Likewise.
3373 2009-12-30 Ian Lance Taylor <iant@google.com>
3376 * options.h (class General_options): Add --sort-common option.
3377 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3378 * common.cc (Sort_common): Add sort_order parameter to
3379 constructor. Add sort_order_ field.
3380 (Sort_commons::operator): Check sort_order_.
3381 (Symbol_table::allocate_commons): Determine the sort order.
3382 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3384 (Symbol_table::do_allocate_commons_list): Likewise.
3386 2009-12-30 Ian Lance Taylor <iant@google.com>
3389 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3390 symbols from this object, don't change the visibility of an
3392 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3394 2009-12-30 Ian Lance Taylor <iant@google.com>
3397 * script.h (class Version_script_info): Define Language enum.
3398 Update declarations. Define Glob, Exact, and Lookup types. Add
3399 new fields globals_, locals_, and is_finalized_.
3400 * script.cc: Various formatting fixes.
3401 (class Parser_closure): Change language_stack_ from a vector of
3402 std::string to one of Version_script_info::Language. Adjust all
3404 (class Lazy_demangler): Remove.
3405 (struct Version_expression): Change language from std::string to
3406 Version_script_info::Language.
3407 (Version_script_info::Version_script_info): New function.
3408 (Version_script_info::~Version_script_info): Don't call clear.
3409 (Version_script_info::finalize): New function.
3410 (Version_script_info::build_lookup_tables): New function.
3411 (Version_script_info::build_expression_list_lookup): New
3413 (Version_script_info::get_symbol_version_helper): Rewrite to use
3415 (Version_script_info::print_expression_list): Adjust to use
3416 Version_script_info::Language.
3417 (script_push_lex_into_version_mode): Check that the version script
3418 has not been finalized.
3419 (version_script_push_lang): Change language string to
3420 Version_script_info::Language.
3421 * options.cc (Command_line::version_script): New function.
3422 * options.h (class General_options): Add finalize_dynamic_list
3423 function. Change version_script from declaration to definition.
3424 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3425 * testsuite/version_script.map: Remove duplicate def of foo.
3426 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3428 * testsuite/Makefile.in: Rebuild.
3430 2009-12-30 Ian Lance Taylor <iant@google.com>
3433 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3434 if the input symbol index is 0, make the output symbol index 0.
3436 2009-12-30 Ian Lance Taylor <iant@google.com>
3439 * options.h (class General_options): Add -x/--discard-all.
3440 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3441 --discard-all. If the local symbol needs a dynamic entry, check
3442 that before handling --discard-locals.
3444 2009-12-30 Ian Lance Taylor <iant@google.com>
3447 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3449 (Output_segment::add_output_section): Don't change the flags if
3453 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3454 GNU hash table if they need a dynamic value. Otherwise, don't add
3455 them if they are defined in a dynamic object or are forced local.
3457 2009-12-29 Ian Lance Taylor <iant@google.com>
3460 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3461 .gnu.hash table for a 32-bit target.
3464 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3465 regular and a dynamic object only needs a dynamic symbol table
3466 entry if it is externally visible.
3469 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3470 constructor. Add global_offset_table_ field.
3471 (Target_i386::got_section): Set global_offset_table_.
3472 (Target_i386::do_finalize_sections): Set global_offset_table_
3474 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3475 in constructor. Add global_offset_table_ field.
3476 (Target_x86_64::got_section): Set global_offset_table_.
3477 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3480 * layout.cc (Layout::Layout): Initialize increase_relro_.
3481 (Layout::get_output_section): Add is_relro, is_last_relro, and
3482 is_first_non_relro parameters. Change all callers.
3483 (Layout::choose_output_section): Likewise.
3484 (Layout::add_output_section_data): Likewise.
3485 (Layout::make_output_section): Likewise.
3486 (Layout::set_segment_offsets): Clear increase_relro when using a
3488 * layout.h (class Layout): Add increase_relro method. Add
3489 increase_relro_ field. Update declarations.
3490 * output.cc (Output_section::Output_section): Initialize
3491 is_last_relro_ and is_first_non_relro_.
3492 (Output_segment::add_output_section): Group relro sections is
3493 do_sort is true. Handle is_last_relro and is_first_non_relro.
3494 (Output_segment::maximum_alignment): Remove relro handling.
3495 (Output_segment::set_section_addresses): Add increase_relro
3496 parameter. Change all callers. Add initial alignment to align
3497 relro sections on separate page. Remove old relro handling.
3498 (Output_segment::set_section_list_addresses): Remove in_relro
3499 parameter. Change all callers.
3500 (Output_segment::set_offset): Add increase parameter. Change all
3501 callers. Remove old relro handling.
3502 * output.h (class Output_section): Add new methods: is_last_relro,
3503 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3504 Add is_last_relro_ and is_first_non_relro_ fields.
3505 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3506 Create separate .got.plt section. Call increase_relro.
3507 * x86_64.cc (Target_x86_64::got_section): Likewise.
3508 * testsuite/relro_script_test.t: Add .got.plt.
3511 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3512 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3513 (Layout::finalize): Call set_dynamic_symbol_size.
3514 (Layout::set_dynamic_symbol_size): New function.
3515 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3516 set_dynamic_symbol_size.
3519 * output.h (class Output_section): Add is_entsize_zero_ field.
3520 * output.cc (Output_section::Output_section): Initialize
3522 (Output_section::set_entsize): If two different entsizes are
3523 requested, force it to zero.
3524 (Output_section::add_input_section): Set flags for .debug_str
3525 before updating section flags. Set entsize.
3526 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3527 and SHF_STRING if all input sections have those flags.
3529 2009-12-29 Rafael Espindola <espindola@google.com>
3531 * main.cc (main): Fix the sys time reporting.
3532 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3535 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3537 * options.cc (General_options::parse_version): Allow -v to exit
3538 without an error if there is nothing to link.
3540 2009-12-29 Ian Lance Taylor <iant@google.com>
3542 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3543 using a version of gcc before 4.1.
3544 * configure: Rebuild.
3546 2009-12-28 Chris Demetriou <cgd@google.com>
3548 * attributes.cc (Output_attributes_section_data::do_write): Use
3549 std::vector::front rather than std::vector::data.
3551 2009-12-28 Ian Lance Taylor <iant@google.com>
3553 * symtab.h (class Symbol_table): Add enum Defined.
3554 * resolve.cc (Symbol_table::should_override): Add defined
3555 parameter. Change all callers. Test whether object is NULL
3556 before calling a method on it.
3557 (Symbol_table::report_resolve_problem): Add defined parameter.
3559 (Symbol_table::should_override_with_special): Likewise.
3560 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3561 parameter. Change all callers.
3562 (Symbol_table::do_define_in_output_data): Likewise.
3563 (Symbol_table::define_in_output_segment): Likewise.
3564 (Symbol_table::do_define_in_output_segment): Likewise.
3565 (Symbol_table::define_as_constant): Likewise.
3566 (Symbol_table::do_define_as_constant): Likewise.
3567 * script.h (class Symbol_assignment): Add is_defsym parameter to
3568 constructor; change all callers.
3569 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3570 parameter. Change all callers. Add is_defsym_ field.
3571 (class Parser_closure): Add parsing_defsym parameter to
3572 constructor; change all callers. Add parsing_defsym accessor
3573 function. Add parsing_defsym_ field.
3575 2009-12-28 Ian Lance Taylor <iant@google.com>
3577 * gold.cc (queue_middle_tasks): Fix formatting.
3578 * object.cc (Relobj::is_section_name_included): Likewise.
3580 2009-12-23 Ian Lance Taylor <iant@google.com>
3582 * i386.cc (Target_i386::do_calls_non_split): Recognize
3583 -fsplit-stack prologue for a function with a static chain.
3584 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3585 -fsplit-stack prologue when using %r11.
3587 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3589 * options.cc (General_options::parse_version): Make -v continue and do
3590 the link like GNU ld does.
3592 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3594 * Makefile.am (CCFILES): Add timer.cc.
3595 (HFILES): Add timer.h.
3596 * configure.ac: Check for sysconf and times.
3597 * main.cc: include timer.h.
3598 (main): Use Timer instead of get_run_time.
3601 * workqueue.cc: include timer.h.
3602 (Workqueue::find_and_run_task):
3603 Report user, sys and wall time.
3604 * Makefile.in: Regenerate.
3605 * config.in: Regenerate.
3606 * configure: Regenerate.
3608 2009-12-16 Doug Kwan <dougkwan@google.com>
3610 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3612 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3613 relaxed input sections.
3614 * output.cc (Output_section::find_relaxed_input_section): Change
3615 return type to Output_relaxed_input_section pointer. Adjust code
3616 for new type of relaxed_input_section_map_.
3617 * output.h (Output_section::find_relaxed_input_section): Change
3618 return type to Output_relaxed_input_section pointer.
3619 (Output_section::Output_relaxed_input_section_by_input_section_map):
3621 (Output_section::relaxed_input_section_map_): Change type to
3622 Output_section::Output_relaxed_input_section_by_input_section_map.
3623 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3626 2009-12-15 Ian Lance Taylor <iant@google.com>
3628 * layout.cc (Layout::create_shstrtab): Only write out after input
3629 sections if we are compressing debug sections.
3631 2009-12-15 Ian Lance Taylor <iant@google.com>
3633 * archive.cc (Archive::add_symbols): Only look up a symbol without
3634 a version if there is, in fact, a version.
3636 2009-12-14 Ian Lance Taylor <iant@google.com>
3638 Revert -Wshadow changes, all changes from:
3639 2009-12-11 Doug Kwan <dougkwan@google.com>
3640 2009-12-11 Nick Clifton <nickc@redhat.com>
3641 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3643 2009-12-11 Doug Kwan <dougkwan@google.com>
3645 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3647 * attributes.cc (Object_attribute::size): Ditto.
3648 (Attributes_section_data::size): Ditto.
3649 (Attributes_section_data::Attributes_section_data): Ditto.
3650 (Output_attributes_section_data::do_write): Ditto.
3651 * attributes.h (Object_attribute::set_type): Ditto.
3652 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3654 2009-12-11 Nick Clifton <nickc@redhat.com>
3656 * archive.cc: Fix shadowed variable warnings.
3658 * compressed_output.cc: Likewise.
3659 * compressed_output.h: Likewise.
3660 * configure: Likewise.
3661 * dwarf_reader.cc: Likewise.
3662 * dynobj.cc: Likewise.
3663 * dynobj.h: Likewise.
3664 * ehframe.cc: Likewise.
3665 * ehframe.h: Likewise.
3666 * errors.cc: Likewise.
3667 * expression.cc: Likewise.
3668 * fileread.cc: Likewise.
3669 * fileread.h: Likewise.
3670 * freebsd.h: Likewise.
3671 * i386.cc: Likewise.
3673 * incremental.h: Likewise.
3674 * layout.cc: Likewise.
3675 * layout.h: Likewise.
3676 * mapfile.cc: Likewise.
3677 * merge.cc: Likewise.
3678 * merge.h: Likewise.
3679 * object.cc: Likewise.
3680 * object.h: Likewise.
3681 * options.h: Likewise.
3682 * output.cc: Likewise.
3683 * output.h: Likewise.
3684 * parameters.cc: Likewise.
3685 * plugin.cc: Likewise.
3686 * powerpc.cc: Likewise.
3687 * reduced_debug_output.cc: Likewise.
3688 * reduced_debug_output.h: Likewise.
3689 * reloc.cc: Likewise.
3690 * reloc.h: Likewise.
3691 * resolve.cc: Likewise.
3692 * script-sections.cc: Likewise.
3693 * script.cc: Likewise.
3694 * script.h: Likewise.
3695 * sparc.cc: Likewise.
3696 * symtab.cc: Likewise.
3697 * symtab.h: Likewise.
3698 * target-select.cc: Likewise.
3699 * target-select.h: Likewise.
3700 * token.h: Likewise.
3701 * workqueue.cc: Likewise.
3702 * workqueue.h: Likewise.
3703 * x86_64.cc: Likewise.
3705 2009-12-10 Doug Kwan <dougkwan@google.com>
3707 * arm.cc (attributes.h): New include.
3708 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3709 (Arm_relobj::~Arm_relobj): Delete object pointed by
3710 attributes_section_data_.
3711 (Arm_relobj::attributes_section_data): New method definition.
3712 (Arm_relobj::attributes_section_data_): New data member declaration.
3713 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3714 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3715 attributes_section_data_.
3716 (Arm_dynobj::attributes_section_data): New method definition.
3717 (Arm_dynobj::attributes_section_data_): New data member declaration.
3718 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3719 initialization value of may_use_blx_ to false.
3720 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3721 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3722 object attributes to compute results instead of hard-coding.
3723 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3724 Target_arm::get_secondary_compatible_arch,
3725 Target_arm::set_secondary_compatible_arch
3726 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3727 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3728 New method declarations.
3729 (Target_arm::get_aeabi_object_attribute): New method definition.
3730 (Target_arm::attributes_section_data_): New data member declaration.
3731 (read_arm_attributes_section): New template definition.
3732 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3733 (Arm_dynobj::do_read_symbols): Ditto.
3734 (Target_arm::do_finalize_sections): Merge attributes sections from
3735 input. Check for BLX use after attributes section merging.
3736 Fix __exidx_start and __exidx_end visibility. Create an
3737 .ARM.attributes section if necessary.
3738 (Target_arm::get_secondary_compatible_arch,
3739 Target_arm::set_secondary_compatible_arch,
3740 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3741 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3742 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3743 New method definitions.
3745 2009-12-09 Ian Lance Taylor <iant@google.com>
3747 * plugin.cc (Plugin::load): Don't cast from void* to a function
3750 2009-12-09 Ian Lance Taylor <iant@google.com>
3752 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3755 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3757 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3758 Replace two_file_shared_1.so with two_file_shared_2.so.
3759 * testsuite/Makefile.in: Regenerated.
3761 2009-12-08 Doug Kwan <dougkwan@google.com>
3763 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3764 (HFILES): Add attributes.h and int_encoding.h.
3765 * Makefile.in: Regenerate.
3766 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3767 function definitions to int_encoding.cc
3768 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3769 prototypes to int_encoding.h
3770 * reduced_debug_output.cc (int_encoding.h): New include.
3771 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3772 function definitions to int_encoding.cc
3773 (insert_into_vector, read_from_pointer): Move template definitions to
3775 * attributes.cc: New file.
3776 * attributes.h: New file.
3777 * int_encoding.cc: New file.
3778 * int_encoding.h: New file.
3780 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3783 * incremental-dump.cc (dump_incremental_inputs): New.
3784 (main): Use dump_incremental_inputs.
3786 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3789 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3790 checking elfcpp::STT_FUNC.
3791 (Target_i386::Relocate::relocate): Likewise.
3792 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3794 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3795 symbols from shared libraries into normal FUNC symbols.
3797 * symtab.h (Symbol): Add is_func and use it.
3799 2009-12-05 Doug Kwan <dougkwan@google.com>
3801 * arm.cc (Target_arm::arm_info): Initialize new fields
3802 attributes_section and attributes_vendor.
3803 * i386.cc (Target_i386::i386_info): Same.
3804 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3805 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3806 fields attributes_section and attributes_vendor.
3807 * sparc.cc (Target_sparc::sparc_info): Same.
3808 * target.h (Target::attributes_section, Target::attributes_vendor,
3809 Target::is_attributes_section, Target::attribute_arg_type,
3810 Target::attributes_order): New method definitions.
3811 (Target::Target_info::attributes_section,
3812 Target::Target_info::attributes_vendor): New fields.
3813 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3814 virtual method definitions.
3815 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3816 attributes_section and attributes_vendor.
3817 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3819 2009-12-05 Doug Kwan <dougkwan@google.com>
3821 * arm.cc: Update comments about interworking and stub generation.
3822 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3823 considered as non-PIC.
3824 (Arm_relocate_functions::base_abs): Fix formatting.
3825 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3826 of function to use GOT entry address instead of offset.
3827 (Target_arm::Scan::global): Issue an error if a symbol would need a
3828 PLT does not get one because it is untyped. Remove code to create
3829 dynamic symbols for relative branches.
3830 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3831 takes unsigned integer instead of boolean.
3833 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3835 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3836 (two_file_test_LDADD): Likewise.
3837 (common_test_1_LDADD): Likewise.
3838 (exception_test_LDADD) Likewise.
3839 (weak_test_LDADD): Likewise.
3840 (many_sections_test_LDADD): Likewise.
3841 (initpri1_LDADD): Likewise.
3842 (script_test_1_LDADD): Likewise.
3843 (script_test_2_LDADD): Likewise.
3844 (justsyms_LDADD): Likewise.
3845 (binary_test_LDADD): Likewise.
3846 (large_LDADD): Likewise.
3847 * testsuite/Makefile.in: Regenerated.
3849 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3851 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3852 (Symbol_table::override_with_special): Likewise.
3853 (Symbol_table::add_from_object): Likewise.
3855 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3857 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3858 Don't set the data_offset twice.
3860 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3862 * testsuite/Makefile.in: Regenerate.
3864 2009-12-03 Doug Kwan <dougkwan@google.com>
3866 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3867 (Target_arm::do_finalize_sections): Add parameter for symbol table
3868 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3869 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3870 parameter for symbol table pointer.
3871 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3872 an additional parameter for a pointer to symbol table.
3873 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3874 parameter for a symbol table pointer.
3875 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3876 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3878 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3879 parameter for a symbol table pointer.
3881 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3883 * incremental.cc (Incremental_inputs_header)
3884 (Incremental_inputs_header_write, Incremental_inputs_entry)
3885 (Incremental_inputs_entry_write): Move ...
3886 * incremental.h (Incremental_inputs_header)
3887 (Incremental_inputs_header_write, Incremental_inputs_entry)
3888 (Incremental_inputs_entry_write): here.
3890 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3892 * incremental.cc (make_sized_incremental_binary): Set the target.
3893 Error if it is incompatible.
3894 * output.h (Output_file): Add filename method.
3896 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3898 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3899 from the get_* methods.
3901 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3903 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3904 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3905 Write 0 for the data_offset of scripts.
3907 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3909 * testsuite/Makefile.am: Add the incremental_test.sh test.
3910 * testsuite/incremental_test.sh: New.
3911 * testsuite/incremental_test_1.c: New.
3912 * testsuite/incremental_test_2.c: New.
3914 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3916 * incremental-dump.cc (main): Fix typos.
3918 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3921 * incremental-dump.cc (main): Use llu to print 64 bit values.
3923 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3924 H.J. Lu <hongjiu.lu@intel.com>
3926 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3928 (incremental_dump_LDADD): Likewise.
3929 * Makefile.in: Regenerated.
3931 2009-11-25 Doug Kwan <dougkwan@google.com>
3935 2009-11-25 Doug Kwan <dougkwan@google.com>
3937 * arm.cc (Target_arm::Target_arm): Move method definition
3938 outside of class definition. Add code to handle
3939 --target1-rel, --target1-abs and --target2= options.
3940 (Target_arm::get_reloc_reloc_type): Change method to be
3941 non-static and const.
3942 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3943 New data member declaration.
3944 (Target_arm::Scan::local, Target_arm::Scan::global,
3945 Target_arm::Relocate::relocate,
3946 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3947 Adjust call to Target_arm::get_real_reloc_type.
3948 (Target_arm::get_real_reloc_type): Use command line options
3949 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3950 * options.h (--target1-rel, --target1-abs, --target2): New
3953 2009-11-25 Doug Kwan <dougkwan@google.com>
3955 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3956 class definition. Add code to handle --target1-rel, --target1-abs
3957 and --target2= options.
3958 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3960 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3962 (Target_arm::Scan::local, Target_arm::Scan::global,
3963 Target_arm::Relocate::relocate,
3964 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3965 call to Target_arm::get_real_reloc_type.
3966 (Target_arm::get_real_reloc_type): Use command line options to
3967 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3968 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3971 2009-11-25 Doug Kwan <dougkwan@google.com>
3973 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3974 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3975 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3977 (Arm_relocate_functions::thm_call): Replace body with a call to
3978 Arm_relocate_functions::thumb_branch_common.
3979 (Arm_relocate_functions::thm_jump24,
3980 Arm_relocate_functions::thm_xpc22): New method definitions.
3981 (Arm_relocate_functions::thumb_branch_common): New method definition.
3982 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3984 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3985 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3987 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3989 * Makefile.am: Build incremental-dump
3990 * Makefile.in: Regenerate.
3991 * incremental-dump.cc: New.
3992 * incremental.cc (Incremental_inputs_header_data,
3993 Incremental_inputs_entry_data): Move to incremental.h
3994 * incremental.h: (Incremental_inputs_header_data,
3995 Incremental_inputs_entry_data): Move from incremental.cc
3997 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3999 * incremental.cc (Incremental_inputs_header,
4000 Incremental_inputs_header_write, Incremental_inputs_entry,
4001 Incremental_inputs_entry_write): Add a typedef with the data type.
4003 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4005 * incremental.cc (Incremental_inputs_header,
4006 Incremental_inputs_header_write, Incremental_inputs_entry,
4007 Incremental_inputs_entry_write): Update comment about which
4008 type has the filed descriptions.
4010 2009-11-15 Doug Kwan <dougkwan@google.com>
4012 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4013 (Arm_relocate_functions::arm_branch_common): Change method defintion
4014 in class definition to a method declaration and update list of formal
4016 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4017 Arm_relocation_functions::jump24): Adjust call to
4018 Arm_relocate_functions::arm_branch_common. Update list of formal
4020 (Arm_relocate_functions::xpc25): New method definition.
4021 (Arm_relocate_functions::arm_branch_common): Move method defintion
4022 out from class definition. Use stubs for mode-switching and extending
4024 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4025 specially. Change code to enable use of stubs in ARM branches.
4027 2009-11-10 Doug Kwan <dougkwan@google.com>
4029 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4030 in method declaration.
4031 (Target_arm::relocate_stub): New method declaration.
4032 (Target_arm::default_target): Change to return a pointer instead of
4034 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4035 Target_arm::default_target.
4036 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4038 (Target_arm::relocate_section): Adjust view.
4039 (Target_arm::relocate_stub): New method definition.
4041 2009-11-10 Doug Kwan <dougkwan@google.com>
4043 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4045 * incremental.cc (open_incremental_binary): Initialized local
4046 variables to avoid warnings.
4047 * object.cc (make_elf_object): Ditto.
4048 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4051 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4054 * testsuite/plugin_test.c: Include "config.h".
4056 2009-11-09 Doug Kwan <dougkwan@google.com>
4058 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4059 (arm_symbol_value): Remove.
4060 (Arm_relocate_functions::arm_branch_common,
4061 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4062 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4063 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4064 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4065 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4066 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4067 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4068 Arm_relocate_functions::thm_mobw_abs_nc,
4069 Arm_relocate_functions::thm_mov_abs,
4070 Arm_relocate_functions::movw_prel_nc,
4071 Arm_relocate_functions::thm_movt_abs,
4072 Arm_relocate_functions::movt_prel,
4073 Arm_relocate_functions::thm_movw_prel_nc,
4074 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4075 (Target_arm::Relocate::relocate): Only decompose address into two
4076 parts if relocation type uses the thumb-bit and pass the actual
4077 bit instead of a flag indicating that the thumb-bit is used. Adjust
4078 calls to methods in Arm_relocate_functions for this change.
4080 2009-11-08 Ian Lance Taylor <iant@google.com>
4083 * reloc.cc: Instantiate
4084 Sized_relobj::initialize_input_to_output_maps and
4085 Sized_relobj:free_input_to_output_maps.
4087 2009-11-06 Ian Lance Taylor <iant@google.com>
4090 * defstd.cc (in_segment): Set only_if_ref true for "end".
4092 2009-11-06 Doug Kwan <dougkwan@google.com>
4094 * arm.cc (class Reloc_stub): Correct a comment.
4095 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4096 (Target_arm::scan_section_for_stubs): New method declaration.
4097 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4098 Change methods from private to protected.
4099 (Target_arm::do_may_relax): New method definition.
4100 (Target_arm::do_relax, Target_arm::group_sections,
4101 Target_arm::scan_reloc_for_stub,
4102 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4103 (Target_arm::arm_input_section_map_): New data member declaration.
4104 (Target_arm::scan_reloc_for_stub,
4105 Target_arm::scan_reloc_section_for_stubs,
4106 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4107 Target_arm::do_relax): New method definitions.
4109 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4111 * configure.ac: Check for (struct stat)::st_mtim
4112 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4113 * config.in: Regenerate.
4114 * configure: Regenerate.
4116 2009-11-05 Ian Lance Taylor <iant@google.com>
4119 * output.cc (Output_segment::add_output_section): Add missing
4122 2009-11-04 Ian Lance Taylor <iant@google.com>
4125 * object.h (class Object): Add is_needed and set_is_needed
4126 methods. Add is_needed_ field. Make bool fields into bitfields.
4127 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4128 defined in a dynamic object and referenced by a regular object,
4129 set is_needed for the dynamic object.
4130 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4131 if the file is marked with as_needed and it is not needed.
4133 2009-11-04 Ian Lance Taylor <iant@google.com>
4136 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4137 tags if data is discarded by linker script.
4138 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4139 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4140 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4141 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4143 2009-11-04 Ian Lance Taylor <iant@google.com>
4145 * layout.cc (Layout::get_output_section): Add is_interp and
4146 is_dynamic_linker_section parameters. Change all callers.
4147 (Layout::choose_output_section): Likewise.
4148 (Layout::make_output_section): Likewise.
4149 (Layout::add_output_section_data): Add is_dynamic_linker_section
4150 parameter. Change all callers.
4151 * layout.h (class Layout): Update declarations.
4152 * output.h (class Output_section): Add is_interp, set_is_interp,
4153 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4154 Add is_interp_, is_dynamic_linker_section_ fields. Change
4155 generate_code_fills_at_write_ to a bitfield.
4156 * output.cc (Output_section::Output_sections): Initialize new
4158 (Output_segment::add_output_section): Add do_sort parameter.
4161 2009-11-03 Ian Lance Taylor <iant@google.com>
4164 * options.h (class General_options): Add --warn-common.
4165 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4166 merging two common symbols.
4167 (Symbol_table::should_override): Handle --warn-common when merging
4168 a common symbol with a defined symbol. Use report_resolve_problem
4169 for multiple definitions.
4170 (Symbol_table::report_resolve_problem): New function.
4171 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4173 2009-11-03 Doug Kwan <dougkwan@google.com>
4175 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4177 (Target_arm::stub_factory): New method definition.
4178 (Target_arm::new_arm_input_section,
4179 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4180 Target_arm::reloc_uses_thumb_bit): New method declarations.
4181 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4182 New type definitions.
4183 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4184 member declarations.
4185 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4186 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4187 New method definitions.
4189 2009-11-03 Ian Lance Taylor <iant@google.com>
4191 * options.h (class General_options): Add --warn_constructors.
4193 2009-11-03 Ian Lance Taylor <iant@google.com>
4196 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4197 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4199 2009-11-03 Ian Lance Taylor <iant@google.com>
4202 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4203 --msgid-bugs-address.
4204 (install-pdf): New target.
4205 (install-data_yes): Look up one directory to find mkinstalldirs.
4207 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4209 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4212 2009-10-30 Doug Kwan <dougkwan@google.com>
4214 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4216 2009-10-30 Doug Kwan <dougkwan@google.com>
4218 * arm.cc (Stub_addend_reader): New struct template definition
4219 and partial specializations.
4220 (Stub_addend_reader::operator()): New method definition for a
4221 partially specialized template.
4223 2009-10-30 Doug Kwan <dougkwan@google.com>
4225 * arm.cc (Arm_relobj::processor_specific_flags): New method
4227 (Arm_relobj::do_read_symbols): New method declaration.
4228 (Arm_relobj::processor_specific_flags_): New data member declaration.
4229 (Arm_dynobj): New class definition.
4230 (Target_arm::do_finalize_sections): Add input_objects parameter.
4231 (Target_arm::do_adjust_elf_header): New method declaration.
4232 (Target_arm::are_eabi_versions_compatible,
4233 (Target_arm::merge_processor_specific_flags): New method declaration.
4234 (Target_arm::do_make_elf_object): New overloaded method definitions
4236 (Arm_relobj::do_read_symbols): New method definition.
4237 (Arm_dynobj::do_read_symbols): Ditto.
4238 (Target_arm::do_finalize_sections): Add input_objects parameters.
4239 Merge processor-specific flags from all input objects.
4240 (Target_arm::are_eabi_versions_compatible,
4241 Target_arm::merge_processor_specific_flags,
4242 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4243 New method definitions.
4244 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4245 Input_objects pointer type parameter.
4246 * layout.cc (Layout::finalize): Pass input objects to target's.
4247 finalize_sections function.
4248 * output.cc (Output_file_header::do_sized_write): Set ELF file
4249 header's processor-specific flags.
4250 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4251 Input_objects pointer type parameter.
4252 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4253 * target.h (Input_objects): New forward class declaration.
4254 (Target::processor_specific_flags,
4255 Target::are_processor_specific_flags_sect): New method definitions.
4256 (Target::finalize_sections): Add input_objects parameter.
4257 (Target::Target): Initialize processor_specific_flags_ and
4258 are_processor_specific_flags_set_.
4259 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4261 (Target::set_processor_specific_flags): New method definition.
4262 (Target::processor_specific_flags_,
4263 Target::are_processor_specific_flags_set_): New data member
4265 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4266 Input_objects pointer type parameter.
4268 2009-10-30 Doug Kwan <dougkwan@google.com>
4270 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4272 2009-10-28 Ian Lance Taylor <iant@google.com>
4274 * object.h (class Relobj): Drop options parameter from
4275 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4276 do_scan_relocs, do_relocate. Change all callers.
4277 (class Sized_relobj): Drop options parameters from
4278 do_gc_process_relocs, do_scan_relocs, do_relocate,
4279 do_relocate_sections, relocate_sections, emit_relocs_scan,
4280 emit_relocs_scan_reltype. Change all callers.
4281 (struct Relocate_info): Remove options field and all references to
4283 * reloc.h (class Read_relocs): Remove options constructor
4284 parameter and options_ field. Change all callers.
4285 (class Gc_process_relocs, class Scan_relocs): Likewise.
4286 (class Relocate_task): Likewise.
4287 * target-reloc.h (scan_relocs): Remove options parameter. Change
4289 (scan_relocatable_relocs): Likewise.
4290 * target.h (class Sized_target): Remove options parameter from
4291 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4293 * gc.h (gc_process_relocs): Remove options parameter. Change all
4295 * arm.cc: Update functions to remove options parameters.
4296 * i386.cc: Likewise.
4297 * powerpc.cc: Likewise.
4298 * sparc.cc: Likewise.
4299 * x86_64.cc: Likewise.
4300 * testsuite/testfile.cc: Likewise.
4302 2009-10-28 Doug Kwan <dougkwan@google.com>
4304 * arm.cc (Arm_relobj): New class definition.
4305 (Arm_relobj::scan_sections_for_stubs,
4306 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4307 New method definitions.
4309 2009-10-28 Cary Coutant <ccoutant@google.com>
4311 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4312 (Plugin::cleanup_done_): New member.
4313 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4314 (Plugin_manager::cleanup_done_): Remove.
4315 (Plugin_manager::add_input_file): Edit error message.
4316 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4317 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4319 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4321 * fileread.cc: (File_read::View::~View): Use the new
4322 data_ownership_ filed.
4323 (File_read::~File_read): Dispose the new whole_file_view_.
4324 (File_read::open): Mmap the whole file if needed.
4325 (File_read::open): Use whole_file_view_ instead of contents_.
4326 (File_read::find_view): Use whole_file_view_ if applicable.
4327 (File_read::do_read): Use whole_file_view_ instead of contents_.
4328 (File_read::make_view): Use whole_file_view_ instead of contents_,
4329 update File_read::View::View call.
4330 (File_read::find_or_make_view): Update File_read::View::View
4332 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4334 (File_read::View::Data_ownership): New enum.
4335 (File_read::View::View): Replace bool mapped_ with Data_ownership
4337 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4338 (File_read::View::data_ownership_): New field.
4339 (File_read::contents_): Remove (replaced by whole_file_view_).
4340 (File_read::whole_file_view_): New field.
4341 * options.h (class General_options): Add --keep-files-mapped.
4343 2009-10-27 Cary Coutant <ccoutant@google.com>
4345 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4346 * testsuite/Makefile.am (plugin_test_5): New test case.
4347 * testsuite/Makefile.in: Regenerate.
4349 2009-10-25 Doug Kwan <dougkwan@google.com>
4351 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4352 from private to protected to allow access by child class.
4353 (Sized_relobj::do_relocate_sections): New method declaration.
4354 (Sized_relobj::relocate_sections): Virtualize.
4355 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4356 Sized_relobj::relocate_sections. Instantiate template explicitly
4357 for different target sizes and endianity.
4359 2009-10-24 Doug Kwan <dougkwan@google.com>
4361 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4362 (Arm_input_section::as_arm_input_section): New method.
4363 (Arm_output_section): New class definition.
4364 (Arm_output_section::create_stub_group,
4365 Arm_output_section::group_sections): New method definitions.
4367 2009-10-22 Doug Kwan <dougkwan@google.com>
4369 * arm.cc (Arm_input_section): New class definition.
4370 (Arm_input_section::init, Arm_input_section:do_write,
4371 Arm_input_section::set_final_data_size,
4372 Arm_input_section::do_reset_address_and_file_offset): New method
4375 2009-10-21 Doug Kwan <dougkwan@google.com>
4377 * arm.cc (Stub_table, Arm_input_section): New forward class
4379 (Stub_table): New class defintion.
4380 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4381 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4382 New method definition.
4384 2009-10-21 Doug Kwan <dougkwan@google.com>
4386 * arm.cc: Update copyright comments.
4387 (Target_arm): New forward class template declaration.
4388 (Arm_address): New type.
4389 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4390 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4391 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4393 (Insn_template): Same.
4394 (DEF_STUBS): New macro.
4395 (Stub_type): New enum type.
4396 (Stub_template): New class definition.
4399 (Stub_factory): Same.
4400 (Target_arm::Target_arm): Initialize may_use_blx_ and
4401 should_force_pic_veneer_.
4402 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4403 Target_arm::should_force_pic_veneer,
4404 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4405 Target_arm::using_thumb_only, Target_arm:;default_target): New
4407 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4408 New data member declarations.
4409 (Insn_template::size, Insn_template::alignment): New method defintions.
4410 (Stub_template::Stub_template): New method definition.
4411 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4412 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4413 (Stub_factory::Stub_factory): New method definition.
4414 * gold.h (string_hash): New template.
4415 * output.h (Input_section_specifier::hash_value): Use
4417 (Input_section_specifier::string_hash): Remove.
4418 * stringpool.cc (Stringpool_template::string_hash): Use
4421 2009-10-20 Doug Kwan <dougkwan@google.com>
4423 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4424 symbols of relaxed input sections.
4425 * output.h (Output_section::find_relaxed_input_section): Make
4428 2009-10-16 Doug Kwan <dougkwan@google.com>
4430 * dynobj.cc (Versions::Versions): Initialize version_script_.
4431 Only insert base version symbol definition for a shared object
4432 if version script defines any version versions.
4433 (Versions::define_base_version): New method definition.
4434 (Versions::add_def): Check that base version is not needed.
4435 (Versions::add_need): Define base version lazily.
4436 * dynobj.h (Versions::define_base_version): New method declaration.
4437 (Versions::needs_base_version_): New data member declaration.
4438 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4439 (check_DATA): Add no_version_test.stdout.
4440 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4442 * testsuite/Makefile.in: Regenerate.
4443 * testsuite/no_version_test.c: New file.
4444 * testsuite/no_version_test.sh: Ditto.
4446 2009-10-16 Doug Kwan <dougkwan@google.com>
4448 * expression.cc (class Segment_start_expression): New class definition.
4449 (Segment_start_expression::value): New method definition.
4450 (script_exp_function_segment_start): Return a new
4451 Segment_start_expression.
4452 * gold/script-c.h (script_saw_segment_start_expression): New function
4454 * script-sections.cc (Script_sections::Script_sections): Initialize
4455 SAW_SEGMENT_START_EXPRESSION_ to false.
4456 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4457 and -Tbbs options to specify section addresses if given in
4458 command line and no SEGMENT_START expression is seen in a script.
4459 * script-sections.h (Script_sections::saw_segment_start_expression,
4460 Script_sections::set_saw_segment_start_expression): New method
4462 (Script_sections::saw_segment_start_expression_): New data member
4464 * script.cc (script_saw_segment_start_expression): New function.
4465 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4466 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4467 script_test_7.sh and script_test_8.sh.
4468 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4469 script_test_8.stdout.
4470 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4471 (script_test_6, script_test_6.stdout, script_test_7,
4472 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4473 * Makefile.in: Regenerate.
4474 * testsuite/script_test_6.sh: New file.
4475 * testsuite/script_test_6.t: Same.
4476 * testsuite/script_test_7.sh: Same.
4477 * testsuite/script_test_7.t: Same.
4478 * testsuite/script_test_8.sh: Same.
4480 2009-10-16 Doug Kwan <dougkwan@google.com>
4482 * output.cc (Output_segment::set_section_list_address): Cast
4483 expressions to unsigned long long type to avoid format warnings.
4485 2009-10-15 Ian Lance Taylor <iant@google.com>
4487 * script.cc (Script_options::add_symbol_assignment): Always add a
4488 dot assignment to script_sections_.
4489 * script-sections.cc (Script_sections::add_dot_assignment):
4490 Initialize if necessary.
4492 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4493 program headers with no load segment if there is a linker script.
4495 * layout.cc (Layout::set_segment_offsets): Align the file offset
4496 to the segment aligment for -N or -n with no load segment.
4497 * output.cc (Output_segment::add_output_section): Don't crash if
4498 the first section is a TLS section.
4499 (Output_segment::set_section_list_addresses): Print an error
4500 message if the address moves backward in a linker script.
4501 * script-sections.cc
4502 (Output_section_element_input::set_section_addresses): Don't
4503 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4504 (Orphan_output_section::set_section_addresses): Likewise.
4506 2009-10-15 Doug Kwan <dougkwan@google.com>
4508 * layout.cc (Layout::finish_dynamic_section): Generate tags
4509 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4510 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4511 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4513 2009-10-14 Ian Lance Taylor <iant@google.com>
4515 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4517 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4518 data_shdr fields of relinfo.
4519 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4520 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4521 R_386_TLS_LDO_32, adjust based on section flags.
4522 (Target_i386::Relocate::fix_up_ldo): Remove.
4524 2009-10-13 Ian Lance Taylor <iant@google.com>
4526 Add support for -pie.
4527 * options.h (class General_options): Add -pie and
4529 (General_options::output_is_position_independent): Test -pie.
4530 (General_options::output_is_executable): Return true if not shared
4531 and not relocatable.
4532 (General_options::output_is_pie): Remove.
4533 * options.cc (General_options::finalize): Reject incompatible uses
4535 * gold.cc (queue_middle_tasks): A -pie link is not static.
4536 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4537 * symtab.cc (Symbol::final_value_is_known): Return false if
4538 output_is_position_independent.
4539 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4540 output_is_position_independent.
4541 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4542 output_is_position_independent.
4543 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4544 output_is_position_independent.
4545 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4547 (basic_pie_test.o, basic_pie_test): New targets.
4548 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4549 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4550 (two_file_pie_test): New target.
4551 * testsuite/Makefile.in: Rebuild.
4552 * README: Remove note saying that -pie is not supported.
4554 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4556 * options.h (class General_options): Add -init and -fini.
4557 * layout.cc (Layout::finish_dynamic_section): Emit
4558 given init and fini functions.
4560 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4562 * gc.h (gc_process_relocs): Check if icf is enabled using new
4564 * gold.cc (queue_initial_tasks): Likewise.
4565 (queue_middle_tasks): Likewise.
4566 * object.cc (do_layout): Likewise.
4567 * symtab.cc (is_section_folded): Likewise.
4568 * main.cc (main): Likewise.
4569 * reloc.cc (Read_relocs::run): Likewise.
4570 (Sized_relobj::do_scan_relocs): Likewise.
4571 * icf.cc (is_function_ctor_or_dtor): New function.
4572 (Icf::find_identical_sections): Check if function is ctor or dtor when
4574 * options.h (General_options::icf): Change option to be an enum.
4575 (Icf_status): New enum.
4576 (icf_enabled): New method.
4577 (icf_safe_folding): New method.
4578 (set_icf_status): New method.
4579 (icf_status_): New variable.
4580 * (options.cc) (General_options::finalize): Set icf_status_.
4581 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4582 icf_test and icf_keep_unique_test to use the --icf enum flag.
4583 * testsuite/icf_safe_test.sh: New file.
4584 * testsuite/icf_safe_test.cc: New file.
4586 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4588 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4589 includes to gc.h and icf.h.
4590 * arm.cc: Include gc.h.
4591 * gold.cc: Likewise.
4592 * i386.cc: Likewise.
4593 * powerpc.cc: Likewise.
4594 * sparc.cc: Likewise.
4595 * x86_64.cc: Likewise.
4596 * gc.h: Include icf.h.
4598 2009-10-11 Ian Lance Taylor <iant@google.com>
4600 * plugin.cc: Include "gold.h" before other header files.
4602 2009-10-10 Chris Demetriou <cgd@google.com>
4604 * options.h (Input_file_argument::Input_file_type): New enum.
4605 (Input_file_argument::is_lib_): Replace with...
4606 (Input_file_argument::type_): New member.
4607 (Input_file_argument::Input_file_argument): Take Input_file_type
4608 'type' rather than boolean 'is_lib' as second argument.
4609 (Input_file_argument::is_lib): Use type_.
4610 (Input_file_argument::is_searched_file): New function.
4611 (Input_file_argument::may_need_search): Handle is_searched_file.
4612 * options.cc (General_options::parse_library): Support -l:filename.
4613 (General_options::parse_just_symbols): Update for Input_file_argument
4615 (Command_line::process): Likewise.
4616 * archive.cc (Archive::get_file_and_offset): Likewise.
4617 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4618 * script.cc (read_script_file, script_add_file): Likewise.
4619 * fileread.cc (Input_file::Input_file): Likewise.
4620 (Input_file::will_search_for): Handle is_searched_file.
4621 (Input_file::open): Likewise.
4622 * readsyms.cc (Read_symbols::get_name): Likewise.
4623 * testsuite/Makefile.am (searched_file_test): New test.
4624 * testsuite/Makefile.in: Regenerate.
4625 * testsuite/searched_file_test.cc: New file.
4626 * testsuite/searched_file_test_lib.cc: New file.
4628 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4629 Ian Lance Taylor <iant@google.com>
4631 * descriptor.cc: Include <cstdio> and "binary-io.h".
4632 (Descriptors::open): Open the files in binary mode always.
4633 * script.cc (Lex::get_token): Treat \r as whitespace.
4635 2009-10-09 Ian Lance Taylor <iant@google.com>
4637 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4639 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4640 Ian Lance Taylor <iant@google.com>
4642 * configure.ac: Check for readv function also.
4643 * fileread.cc (readv): Define if not HAVE_READV.
4644 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4646 * config.in: Regenerate.
4647 * configure: Regenerate.
4649 2009-10-09 Doug Kwan <dougkwan@google.com>
4651 * layout.cc (Layout::make_output_section): Call target hook to make
4652 ordinary output section.
4653 (Layout::finalize): Adjust parameter list of call the
4654 Target::may_relax().
4655 * layout.h (class Layout::section_list): New method.
4656 * merge.h (Output_merge_base::entsize): Change visibility to public.
4657 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4659 (Output_merge_string::do_is_string): New method.
4660 * object.cc (Sized_relobj::do_setup): renamed from
4661 Sized_relobj::set_up.
4662 * object.h (Sized_relobj::adjust_shndx,
4663 Sized_relobj::initializ_input_to_output_maps,
4664 Sized_relobj::free_input_to_output_maps): Change visibilities to
4666 (Sized_relobj::setup): Virtualize.
4667 (Sized_relobj::do_setup): New method declaration.
4668 (Sized_relobj::invalidate_section_offset,
4669 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4670 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4671 * options.cc (parse_int): New function.
4672 * options.h (parse_int): New declaration.
4673 (DEFINE_int): New macro.
4674 (stub_group_size): New option.
4675 * output.cc (Output_section::Output_section): Initialize memebers
4676 merge_section_map_, merge_section_by_properties_map_,
4677 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4678 (Output_section::add_input_section): Handled deferred code-fill
4679 generation and remove an old comment.
4680 (Output_section::add_relaxed_input_section): New method definition.
4681 (Output_section::add_merge_input_section): Use merge section by
4682 properties map to speed to search. Update merge section maps
4684 (Output_section::build_relaxation_map): New method definition.
4685 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4687 (Output_section::relax_input_section): Renamed to
4688 Output_section::convert_input_sections_to_relaxed_sections and change
4689 interface to take a vector of pointers to relaxed sections.
4690 (Output_section::find_merge_section,
4691 Output_section::find_relaxed_input_section): New method definitions.
4692 (Output_section::is_input_address_mapped,
4693 Output_section::output_offset, Output_section::output_address):
4694 Use output section data maps to speed up searching.
4695 (Output_section::find_starting_output_address): Add comments.
4696 (Output_section::do_write,
4697 Output_section::write_to_postprocessing_buffer): Do code-fill
4698 generation as appropriate.
4699 (Output_section::get_input_sections): Invalidate relaxed input section
4701 (Output_section::restore_states): Adjust type of checkpoint .
4702 Invalidate relaxed input section map.
4703 * output.h (Output_merge_base): New class declaration.
4704 (Input_section_specifier): New class defintion.
4705 (class Output_relaxed_input_section) Change base class to
4706 Output_section_data_build.
4707 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4708 base class initializer.
4709 (Output_section::add_relaxed_input_section): New method declaration.
4710 (Output_section::Input_section): Change visibility to protected.
4711 (Output_section::Input_section::relobj,
4712 Output_section::Input_section::shndx): Handle relaxed input sections.
4713 Output_section::input_sections) Change visibility to protected. Also
4714 define overload to return a non-const pointer.
4715 (Output_section::Merge_section_properties): New class defintion.
4716 (Output_section::Merge_section_by_properties_map,
4717 Output_section::Output_section_data_by_input_section_map,
4718 Output_section::Relaxation_map): New types.
4719 (Output_section::relax_input_section): Rename method to
4720 Output_section::convert_input_sections_to_relaxed_sections and change
4721 interface to take a vector of relaxed section pointers.
4722 (Output_section::find_merge_section,
4723 Output_section::find_relaxed_input_section,
4724 Output_section::build_relaxation_map,
4725 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4726 New method declarations.
4727 (Output_section::merge_section_map_
4728 Output_section::merge_section_by_properties_map_,
4729 Output_section::relaxed_input_section_map_,
4730 Output_section::is_relaxed_input_section_map_valid_,
4731 Output_section::generate_code_fills_at_write_): New data members.
4732 * script-sections.cc
4733 (Output_section_element_input::set_section_addresses): Call
4734 current_data_size and addralign methods of relaxed input sections.
4735 (Orphan_output_section::set_section_addresses): Call current_data_size
4736 and addralign methods of relaxed input sections.
4737 * symtab.cc (Symbol_table::compute_final_value): Extract template
4738 from the body of Symbol_table::sized_finalize_symbol.
4739 (Symbol_table::sized_finalized_symbol): Call
4740 Symbol_table::compute_final_value.
4741 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4742 (Symbol_table::compute_final_value): New templated method declaration.
4743 * target.cc (Target::do_make_output_section): New method defintion.
4744 * target.h (Target::make_output_section): New method declaration.
4745 (Target::relax): Add more parameters for input objects, symbol table
4746 and layout. Adjust call to do_relax.
4747 (Target::do_make_output_section): New method declaration.
4748 (Target::do_relax): Add parameters for input objects, symbol table
4751 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4753 * pread.c: Include stdio.h.
4755 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4757 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4760 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4762 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4763 Change read_shndx type to unsigned int.
4764 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4766 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4767 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4768 Change read_shndx type to unsigned int.
4769 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4771 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4772 * layout.cc (Layout::create_symtab_sections): Cast the result of
4773 local_symcount * symsize to off_t in the gold_assert.
4775 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4777 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4778 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4780 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4781 (Arm_relocate_functions::thm_abs5): New function.
4782 (Arm_relocate_functions::abs12): New function.
4783 (Arm_relocate_functions::abs16): New function.
4784 (Arm_relocate_functions::base_abs): New function.
4785 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4786 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4787 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4789 (Scan::global): Likewise.
4790 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4791 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4792 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4793 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4796 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4798 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4799 (Arm_relocate_functions::movt_prel): New function.
4800 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4801 (Arm_relocate_functions::thm_movt_prel): New function.
4802 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4803 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4804 (Scan::global, Relocate::relocate): Likewise.
4805 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4807 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4809 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4810 Incremental_checker.
4811 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4813 (class Incremental_inputs_header): New class.
4814 (Incremental_inputs_header_writer): Edit comment.
4815 (Incremental_inputs_entry): New class.
4816 (Incremental_inputs_entry_writer): Edit comment.
4817 (Sized_incremental_binary::do_find_incremental_inputs_section):
4818 Add *strtab_shndx parameter, fill it.
4819 (Sized_incremental_binary::do_check_inputs): New method.
4820 (Incremental_checker::can_incrementally_link_output_file): Use
4821 Sized_incremental_binary::check_inputs.
4822 (Incremental_inputs::report_command_line): Save command line in
4825 (Incremental_binary::find_incremental_inputs_section): New
4827 (Incremental_binary::do_find_incremental_inputs_section): Add
4828 strtab_shndx parameter.
4829 (Incremental_binary::do_check_inputs): New pure virtual method.
4830 (Sized_incremental_binary::do_check_inputs): Declare.
4831 (Incremental_checker::Incremental_checker): Add incremental_inputs
4832 parameter, use it to initialize incremental_inputs_.
4833 (Incremental_checker::incremental_inputs_): New field.
4834 (Incremental_checker::command_line): New method.
4835 (Incremental_checker::inputs): New method.
4836 (Incremental_checker::command_line_): New field.
4838 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4840 * incremental.cc: Include <cstdarg> and "target-select.h".
4841 (vexplain_no_incremental): New function.
4842 (explain_no_incremental): New function.
4843 (Incremental_binary::error): New method.
4844 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4846 (make_sized_incremental_binary): New function.
4847 (open_incremental_binary): New function.
4848 (can_incrementally_link_file): Add checks if output is ELF and has
4850 * incremental.h: Include "elfcpp_file.h" and "output.h".
4851 (Incremental_binary): New class.
4852 (Sized_incremental_binary): New class.
4853 (open_incremental_binary): Declare.
4854 * object.cc (is_elf_object): Use
4855 elfcpp::Elf_recognizer::is_elf_file.
4856 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4857 * output.h (Output_file::filesize): New method.
4859 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4861 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4863 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4864 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4866 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4868 (Arm_relocate_functions::movw_abs_nc): New function.
4869 (Arm_relocate_functions::movt_abs): New function.
4870 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4871 (Arm_relocate_functions::thm_movt_abs): New function.
4872 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4873 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4874 (Scan::global): Likewise.
4875 (Relocate::relocate): Likewise.
4876 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4878 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4880 * arm.cc (Arm_relocate_functions::got_prel) New function.
4881 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4882 (Relocate::relocate): Likewise.
4883 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4885 2009-10-06 Ian Lance Taylor <iant@google.com>
4887 * options.h (class General_options): Define
4888 split_stack_adjust_size parameter.
4889 * object.h (class Object): Add uses_split_stack_ and
4890 has_no_split_stack_ fields. Add uses_split_stack and
4891 has_no_split_stack accessor functions. Declare
4892 handle_split_stack_section.
4893 (class Reloc_symbol_changes): Define.
4894 (class Sized_relobj): Define Function_offsets. Declare
4895 split_stack_adjust, split_stack_adjust_reltype, and
4897 * object.cc (Object::handle_split_stack_section): New function.
4898 (Sized_relobj::do_layout): Call handle_split_stack_section.
4899 * dynobj.cc (Sized_dynobj::do_layout): Call
4900 handle_split_stack_section.
4901 * reloc.cc (Sized_relobj::relocate_sections): Call
4902 split_stack_adjust for executable sections in split_stack
4903 objects. Pass reloc_map to relocate_section.
4904 (Sized_relobj::split_stack_adjust): New function.
4905 (Sized_relobj::split_stack_adjust_reltype): New function.
4906 (Sized_relobj::find_functions): New function.
4907 * target-reloc.h: Include "object.h".
4908 (relocate_section): Add reloc_symbol_changes parameter. Change
4910 * target.h (class Target): Add calls_non_split method. Declare
4911 do_calls_non_split virtual method. Declare match_view and
4913 * target.cc: Include "elfcpp.h".
4914 (Target::do_calls_non_split): New function.
4915 (Target::match_view): New function.
4916 (Target::set_view_to_nop): New function.
4917 * gold.cc (queue_middle_tasks): Give an error if mixing
4918 split-stack and non-split-stack objects with -r.
4919 * i386.cc (Target_i386::relocate_section): Add
4920 reloc_symbol_changes parameter.
4921 (Target_i386::do_calls_non_split): New function.
4922 * x86_64.cc (Target_x86_64::relocate_section): Add
4923 reloc_symbol_changes parameter.
4924 (Target_x86_64::do_calls_non_split): New function.
4925 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4927 * powerpc.cc (Target_powerpc::relocate_section): Add
4928 reloc_symbol_changes parameter.
4929 * sparc.cc (Target_sparc::relocate_section): Add
4930 reloc_symbol_changes parameter.
4931 * configure.ac: Call AM_CONDITIONAL for the default target.
4932 * configure: Rebuild.
4933 * testsuite/Makefile.am (TEST_AS): New variable.
4934 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4935 (check_DATA): Add split_i386 and split_x86_64 files.
4936 (SPLIT_DEFSYMS): Define.
4937 (split_i386_[1234n].o): New targets.
4938 (split_i386_[124]): New targets.
4939 (split_i386_[1234r].stdout): New targets.
4940 (split_x86_64_[1234n].o): New targets.
4941 (split_x86_64_[124]): New targets.
4942 (split_x86_64_[1234r].stdout): New targets.
4943 (MOSTLYCLEANFILES): Add new executables.
4944 * testsuite/split_i386.sh: New file.
4945 * testsuite/split_x86_64.sh: New file.
4946 * testsuite/split_i386_1.s: New file.
4947 * testsuite/split_i386_2.s: New file.
4948 * testsuite/split_i386_3.s: New file.
4949 * testsuite/split_i386_4.s: New file.
4950 * testsuite/split_i386_n.s: New file.
4951 * testsuite/split_x86_64_1.s: New file.
4952 * testsuite/split_x86_64_2.s: New file.
4953 * testsuite/split_x86_64_3.s: New file.
4954 * testsuite/split_x86_64_4.s: New file.
4955 * testsuite/split_x86_64_n.s: New file.
4956 * testsuite/testfile.cc (Target_test): Update relocation_section
4958 * testsuite/Makefile.in: Rebuild.
4960 2009-10-06 Ian Lance Taylor <iant@google.com>
4962 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4963 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4964 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4965 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4966 the address on ldo_addrs_.
4967 (Target_i386::Relocate::fix_up_ldo): New function.
4969 2009-10-06 Rafael Espindola <espindola@google.com>
4971 * plugin.cc (add_input_library): New.
4972 (Plugin::load): Add add_input_library to tv.
4973 (Plugin_manager::add_input_file): Add the is_lib argument.
4974 (add_input_file): Update call to Plugin_manager::add_input_file.
4975 (add_input_library): New.
4976 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4978 2009-09-30 Doug Kwan <dougkwan@google.com>
4980 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4981 symbol and call Symbol::may_need_copy_reloc to determine if
4982 a copy reloc is needed.
4983 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4984 nocopyreloc is given in command line.
4985 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4986 given in command line.
4987 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4988 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4989 of the removed Target_i386::may_need_copy_reloc.
4990 * options.h (copyreloc): New option with default value false.
4991 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4992 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4993 instead of the removed Target_powerpc::may_need_copy_reloc.
4994 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4995 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4996 instead of the removed Target_sparc::may_need_copy_reloc.
4997 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4998 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4999 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5000 instead of the removed Target_x86_64::may_need_copy_reloc.
5002 2009-09-30 Ian Lance Taylor <iant@google.com>
5004 * object.h (class Object): Remove target_ field, and target,
5005 sized_target, and set_target methods.
5006 (Object::sized_target): Remove.
5007 (class Sized_relobj): Update declarations. Remove sized_target.
5008 * object.cc (Sized_relobj::setup): Remove target parameter.
5010 (Input_objects::add_object): Don't do anything with the target.
5011 (make_elf_sized_object): Add punconfigured parameter. Change all
5012 callers. Set or test parameter target.
5013 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5015 * parameters.cc (Parameters::set_target): Change parameter type to
5017 (Parameters::default_target): Remove.
5018 (set_parameters_target): Change parameter type to be non-const.
5019 (parameters_force_valid_target): New function.
5020 (parameters_clear_target): New function.
5021 * parameters.h (class Parameters): Update declarations. Remove
5022 default_target method. Add sized_target and clear_target
5023 methods. Change target_ to be non-const.
5024 (set_parameters_target): Update declaration.
5025 (parameters_force_valid_target): Declare.
5026 (parameters_clear_target): Declare.
5027 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5028 as NULL if we aren't searching.
5029 (Add_symbols::run): Don't check for compatible target.
5030 * fileread.cc (Input_file::open_binary): Call
5031 parameters_force_valid_target.
5032 * gold.cc (queue_middle_tasks): Likewise.
5033 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5034 set_target on object.
5035 * dynobj.h (class Sized_dynobj): Update declarations.
5036 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5037 make_elf_object returns NULL.
5038 (Archive::include_member): Don't check whether object target is
5040 * output.cc (Output_section::add_input_section): Get target from
5042 (Output_section::relax_input_section): Likewise.
5043 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5045 (Sized_relobj::do_scan_relocs): Likewise.
5046 (Sized_relobj::relocate_sections): Likewise.
5047 * resolve.cc (Symbol_table::resolve): Likewise.
5048 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5049 parameter. Change all callers.
5050 (Symbol_table::add_from_object): Get target from parameters.
5051 (Symbol_table::add_from_relobj): Don't check object target.
5052 (Symbol_table::add_from_dynobj): Likewise.
5053 (Symbol_table::define_special_symbol): Get target from
5055 * symtab.h (class Symbol_table): Update declaration.
5056 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5057 parameter. Change all callers. Clear parameter target.
5058 (Binary_test): Test target here.
5059 * testsuite/object_unittest.cc (gold_testsuite): Remove
5060 target_test_pointer parameter. Change all callers.
5061 (Object_test): Test target here.
5063 2009-09-26 Ian Lance Taylor <iant@google.com>
5065 * testsuite/initpri1.c: Don't try to use constructor priorities if
5066 compiling with gcc before 4.3.
5068 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5070 * testsuite/retain_symbols_file_test.sh (check_present): Change
5071 output file name to retain_symbols_file_test.stdout.
5072 (check_absent): Likewise.
5074 2009-09-18 Craig Silverstein <csilvers@google.com>
5076 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5077 * options.cc: Include <cerrno> and <fstream>.
5078 (General_options::finalize): Parse -retain-symbols-file tag.
5079 * options.h: New flag.
5080 (General_options): New method should_retain_symbol, new
5081 variable symbols_to_retain.
5082 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5083 should_retain_symbol map.
5084 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5085 * testsuite/Makefile.in: Regenerate.
5086 * testsuite/retain_symbols_file_test.sh: New file.
5088 2009-09-18 Nick Clifton <nickc@redhat.com>
5090 * po/es.po: Updated Spanish translation.
5092 2009-09-17 Doug Kwan <dougkwan@google.com>
5094 * debug.h (DEBUG_RELAXATION): New constant.
5095 (DEBUG_ALL): Add DEBUG_RELAXATION.
5096 (debug_string_to_enum): Add relaxation debug option.
5098 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5099 Layout::Relaxation_debug_check::read_sections,
5100 Layout::Relaxation_debug_check::read_sections): New method definitions.
5101 (Layout::Layout): Initialize data members
5102 record_output_section_data_from_scrips_,
5103 script_output_section_data_list_ and relaxation_debug_check_.
5104 (Layout::save_segments, Layout::restore_segments,
5105 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5106 Layout::relaxation_loop_body): New method definitions.
5107 (Layout::finalize): Support relaxation. Move section layout code to
5108 Layout::relaxation_loop_body.
5109 (Layout::set_asection_address_from_script): Move code for orphan
5110 section placement out.
5111 (Layout::place_orphan_sections_in_script): New method definition.
5112 * layout.h (Output_segment_headers, Output_file_header):
5113 New forward class declarations.
5114 (Layout::~Layout): Define.
5115 (Layout::new_output_section_data_from_script): New method definition.
5116 (Layout::place_orphan_sections_in_script): New method declaration.
5117 (Layout::Segment_states): New type declaration.
5118 (Layout::save_segments, Layout::restore_segments,
5119 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5120 Layout::relaxation_loop_body): New method declarations.
5121 (Layout::Output_section_data_list): New type declaration.
5122 (Layout::Relaxation_debug_check): New class definition.
5123 (Layout::record_output_section_data_from_script_,
5124 Layout::script_output_section_data_list_, Layout::segment_states_,
5125 Layout::relaxation_debug_check_): New data members.
5126 * output.cc: (Output_section_headers::do_size): New method definition.
5127 (Output_section_headers::Output_section_headers): Move size
5128 computation to Output_section_headers::do_size.
5129 (Output_segment_headers::do_size): New method definition.
5130 (Output_file_header::Output_file_header): Move size computation to
5131 Output_file_header::do_size and call it.
5132 (Output_file_header::do_size): New method definition.
5133 (Output_data_group::Output_data_group): Adjust call to
5134 Output_section_data.
5135 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5136 (Output_symtab_xindex::do_write): Add array bound check.
5137 (Output_section::Input_section::print_to_mapfile): Handle
5138 RELAXED_INPUT_SECTION_CODE.
5139 (Output_section::Output_section): Initialize data member checkpoint_.
5140 (Output_section::~Output_section): Delete checkpoint object pointed
5142 (Output_section::add_input_section): Always add an Input_section if
5144 (Output_section::add_merge_input_section): Add assert.
5145 (Output_section::relax_input_section): New method definition.
5146 (Output_section::set_final_data_size): Set load address to zero for
5147 an unallocated section.
5148 (Output_section::do_address_and_file_offset_have_reset_values):
5149 New method definition.
5150 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5151 Handle relaxed input section.
5152 (Output_section::sort_attached_input_sections): Checkpoint input
5153 section list lazily.
5154 (Output_section::get_input_sections): Change type of input_sections to
5155 list of Simple_input_section pointers. Checkpoint input section list
5156 lazily. Also handle relaxed input sections.
5157 (Output_section::add_input_section_for_script): Take a reference to
5158 a Simple_input_section object instead of Relobj pointer and section
5159 index as parameter. Handle relaxed input sections.
5160 (Output_section::save_states, Output_section::restore_states): New
5162 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5163 (Output_data::is_data_size_fixed): New method definition.
5164 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5166 (Output_data::address_and_file_offset_have_reset_values): New method
5168 (Output_data::do_address_and_file_offset_have_reset_values): New method
5170 (Output_data::set_data_size): Check that data size is not fixed.
5171 (Output_data::fix_data_size): New method definition.
5172 (Output_data::is_data_size_fixed_): New data member.
5173 (Output_section_headers::set_final_data_size): New method definition.
5174 (Output_section_headers::do_size): New method declaration.
5175 (Output_segment_headers::set_final_data_size): New method definition.
5176 (Output_segment_headers::do_size): New method declaration.
5177 (Output_file_header::set_final_data_size)::New method definition.
5178 (Output_file_header::do_size)::New method declaration.
5179 (Output_section_data::Output_section_data): Add new parameter
5180 is_data_size_fixed and use it to fix data size.
5181 (Output_data_const::Output_data_const): Adjust call to base class
5182 constructor and fix data size.
5183 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5184 base class constructor and fix data size.
5185 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5186 base class constructor and fix data size.
5187 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5188 class constructor and fix data size.
5189 (Output_data_group::set_final_data_size): New method definition.
5190 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5191 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5192 class constructor and fix data size.
5193 (Output_relaxed_input_section): New class definition.
5194 (Output_section::Simple_input_section): New class definition.
5195 (Output_section::get_input_sections): Adjust parameter list.
5196 (Output_section::add_input_section_for_script): Same.
5197 (Output_section::save_states, Output_section::restore_states,
5198 Output_section::do_address_and_file_offset_have_reset_values,
5199 (Output_section::Input_section::Input_section): Handle
5200 RELAXED_INPUT_SECTION_CODE. Add new overload for
5201 Output_relaxed_input_section.
5202 (Output_section::Input_section::is_input_section,
5203 Output_section::Input_section::set_output_section): Handle relaxed
5205 (Output_section::Input_section::is_relaxed_input_section,
5206 Output_section::Input_section::output_section_data,
5207 Output_section::Input_section::relaxed_input_section): New method
5209 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5211 (Output_section::Input_section::u1_): Update comments.
5212 (Output_section::Input_section::u2_): Add new union member poris.
5213 (Output_section::Checkpoint_output_section): New classs definition.
5214 (Output_section::relax_input_section): New method declaration.
5215 (Output_section::checkpoint_): New data member.
5216 (Output_segment): Update comments.
5217 (Output_segment::Output_segment): Un-privatize copy constructor.
5218 (Output_segment::operator=): Un-privatize.
5219 * script-sections.cc (Output_section_element::Input_section_list):
5220 Change element type to Output_section::Simple_input_section.
5221 (Output_section_element_dot_assignment::set_section_addresses):
5222 Register output section data for relaxation clean up.
5223 (Output_data_exression::Output_data_expression): Adjust call to base
5224 constructor to fix data size.
5225 (Output_section_element_data::set_section_addresses): Register
5226 Output_data_expression object for relaxation clean up.
5227 (struct Input_section_info): Replace Relobj pointer and section index
5228 pair with Output_section::Simple_input_section and Convert struct to a
5230 (Input_section_sorter::operator()): Adjust access to
5231 Input_section_info data member to use accessors.
5232 (Output_section_element_input::set_section_addresses): Use layout
5233 parameter. Adjust code to use Output_section::Simple_input_section
5234 and Input_secction_info classes. Register filler for relaxation
5236 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5237 and section index pair with Output_section::Simple_input_section
5238 class. Adjust code accordingly.
5239 (Phdrs_element::release_segment): New method definition.
5240 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5242 (Script_sections::release_segments): New method definition.
5243 * gold/script-sections.h (Script_sections::release_segments): New
5245 * gold/target.h (Target::may_relax, Target::relax,
5246 Target::do_may_relax, Target::do_relax): New method definitions.
5248 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5250 * arm.cc (has_signed_unsigned_overflow): New function.
5251 (Arm_relocate_functions::abs8): New function.
5252 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5253 (Target_arm::Scan::global): Likewise.
5254 (Target_arm::relocate::relocate): Likewise.
5255 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5258 2009-09-16 Cary Coutant <ccoutant@google.com>
5260 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5261 * testsuite/Makefile.in: Regenerate.
5263 2009-09-11 Nick Clifton <nickc@redhat.com>
5265 * po/gold.pot: Updated by the Translation project.
5267 2009-09-08 Cary Coutant <ccoutant@google.com>
5269 * output.cc (Output_file::open): Add execute permission to empty file.
5270 * testsuite/Makefile.am (permission_test): New test.
5271 * testsuite/Makefile.in: Regenerate.
5273 2009-09-02 Ian Lance Taylor <iant@google.com>
5275 * output.cc (Output_file::resize): Call map_no_anonymous rather
5278 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5280 * gold.cc: Include "incremental.h".
5281 (queue_initial_tasks): Call Incremental_checker methods.
5282 * incremental.cc: Include "output.h".
5283 (Incremental_checker::can_incrementally_link_output_file): New
5285 * incremental.h (Incremental_checker): New class.
5287 * output.cc (Output_file::open_for_modification): New method.
5288 (Output_file::map_anonymous): Changed return type to bool. Record
5290 (Output_file::map_no_anonymous): New method, broken out of map.
5291 (Output_file::map): Use map_no_anonymous and map_anonymous.
5292 * output.h (class Output_file): Update declarations.
5294 2009-08-24 Cary Coutant <ccoutant@google.com>
5296 * options.h (Command_line::Pre_options): New class.
5297 (Command_line::pre_options): New member.
5298 * options.cc (gold::options::ready_to_register): New variable.
5299 (One_option::register_option): Do nothing if not registering options.
5300 Assert if same short option registered twice.
5301 (General_options::General_options): Turn off option registration when
5303 (Command_line::Pre_options::Pre_options): New constructor.
5305 2009-08-24 Cary Coutant <ccoutant@google.com>
5307 * options.h (General_options::no_keep_memory): Remove incorrect
5310 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5312 * Makefile.am (am__skiplex, am__skipyacc): New.
5313 * Makefile.in: Regenerate.
5315 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5317 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5318 (INCLUDES): ... this.
5319 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5320 (AM_CPPFLAGS): Renamed from ...
5321 (INCLUDE): ... this.
5322 * Makefile.in, testsuite/Makefile.in: Regenerate.
5324 * Makefile.in: Regenerate.
5325 * aclocal.m4: Likewise.
5326 * config.in: Likewise.
5327 * configure: Likewise.
5328 * testsuite/Makefile.in: Likewise.
5330 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5331 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5332 * Makefile.in: Regenerate.
5333 * testsuite/Makefile.in: Regenerate.
5335 2009-08-19 Cary Coutant <ccoutant@google.com>
5337 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5338 symbols in shared libraries overridden by hidden or internal symbols
5339 in the main program.
5341 2009-08-19 Chris Demetriou <cgd@google.com>
5343 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5344 checking source file names in error messages.
5346 2009-08-18 Doug Kwan <dougkwan@google.com>
5348 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5349 an elcpp::Ehdr as parameter. Adjust call to set_target.
5350 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5351 an elfcpp::Ehdr as parameter.
5352 * object.cc (Object::set_target): Remove the version that looks up
5353 a target and sets it.
5354 (Sized_relobj::setup): Take a Target object instead of
5355 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5356 (make_elf_sized_object): Find target and ask target to
5358 * object.h: (Object::set_target): Remove the version that looks up
5359 a target and sets it.
5360 (Sized_relobj::setup): Take a Target object instead of
5361 an elfcpp:Ehdr as parameter.
5362 * target.cc: Include dynobj.h.
5363 (Target::do_make_elf_object_implementation): New.
5364 (Target::do_make_elf_object): New.
5365 * target.h (Target::make_elf_object): New template declaration.
5366 (Target::do_make_elf_object): New method declarations.
5367 (Target::do_make_elf_object_implementation): New template declaration.
5369 2009-08-14 Ian Lance Taylor <iant@google.com>
5371 * gold.h (FUNCTION_NAME): Define.
5372 (gold_unreachable): Use FUNCTION_NAME.
5374 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5376 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5377 symbol in the --keep-unique list is not found.
5379 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5381 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5382 been maked as --keep-unique.
5383 (Icf::unfold_section): New function.
5384 * icf.h (Icf::unfold_section): New function.
5385 * options.h (General_options::keep_unique): New option.
5386 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5387 * testsuite/Makefile.in: Regenerate.
5388 * testsuite/icf_keep_unique_test.sh: New file.
5389 * testsuite/icf_keep_unique_test.cc: New file.
5391 2009-08-12 Cary Coutant <ccoutant@google.com>
5394 * resolve.cc (Symbol_table::resolve): Check for references from
5395 dynamic objects to hidden and internal symbols.
5396 * testsuite/Makefile.am (hidden_test.sh): New test.
5397 * testsuite/Makefile.in: Regenerate.
5398 * testsuite/hidden_test.sh: New script.
5399 * testsuite/hidden_test_1.c: New test source.
5400 * testsuite/hidden_test_main.c: New test source.
5402 2009-08-11 Doug Kwan <dougkwan@google.com>
5404 * arm.cc: Update comments.
5405 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5406 segment to locate the .ARM.exidx section if present.
5408 2009-08-09 Doug Kwan <dougkwan@google.com>
5410 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5413 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5414 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5417 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5419 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5420 valid tls_segment only for non-debug-section relocations.
5421 * testsuite/Makefile.am: Add gc_tls_test.
5422 * testsuite/Makefile.in: Regenerate.
5423 * testsuite/gc_tls_test.cc: New file.
5424 * testsuite/gc_tls_test.sh: New file.
5426 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5430 * Makefile.am (CCFILES): Add icf.cc.
5432 * Makefile.in: Regenerate.
5433 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5434 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5435 section, symbol and addend information for the relocs.
5436 * gold.cc (queue_middle_tasks): Call identical code folding.
5437 * gold.h: Add defines for multimap.
5438 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5439 to the call of finalize_local_symbols.
5440 * main.cc (main): Create object of class Icf.
5441 * object.cc (Sized_relobj::do_layout): Allow this function to be
5442 called twice during icf.
5443 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5444 to sections marked as identical by icf.
5445 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5447 (Sized_relobj::do_section_entsize): New function.
5448 * object.h (Object::section_entsize): New function.
5449 (Object::do_section_entsize): New pure virtual function.
5450 (Relobj::finalize_local_symbols): Add new parameter.
5451 (Relobj::do_section_entsize): New function.
5452 * options.h (General_options::icf): New option.
5453 (General_options::icf_iterations): New option.
5454 (General_options::print_icf_sections): New option.
5455 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5456 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5457 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5459 * symtab.cc (Symbol_table::is_section_folded): New function.
5460 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5461 to sections marked as identical by icf.
5462 * symtab.h (Symbol_table::set_icf): New function.
5463 (Symbol_table::icf): New function.
5464 (Symbol_table::is_section_folded): New function.
5465 (Symbol_table::icf_): New data member.
5466 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5467 * testsuite/Makefile.am: Add commands to build icf_test.
5468 * testsuite/Makefile.in: Regenerate.
5469 * testsuite/icf_test.sh: New file.
5470 * testsuite/icf_test.cc: New file.
5472 2009-07-24 Chris Demetriou <cgd@google.com>
5474 * layout.cc (is_compressible_debug_section): Fix incorrect
5475 comment about compressed section names.
5477 2009-07-20 Ian Lance Taylor <ian@airs.com>
5480 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5482 2009-07-16 Ian Lance Taylor <iant@google.com>
5485 * layout.h: #include <map>.
5486 (class Kept_section): Change from struct to class. Add accessors
5487 and setters. Add section size to Comdat_group mapping. Change
5488 Comdat_group to std::map. Add is_comdat_ field. Add
5489 linkonce_size field in union.
5490 (class Layout): Update declaration of find_or_add_kept_section.
5491 Don't declare find_kept_object.
5492 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5493 parameter. Add object, shndx, is_comdat, and is_group_name
5494 parameters. Change all callers. Adjust for new Kept_section.
5495 (Layout::find_kept_object): Remove.
5496 * object.cc (Sized_relobj::include_section_group): Update use of
5497 Kept_section. Rename secnum to shndx. Only record
5498 Kept_comdat_section if sections are the same size.
5499 (Sized_relobj::include_linkonce_section): Update use of
5500 Kept_section. Only record Kept_comdat_section if sections are the
5501 same size. Set size of linkonce section.
5502 (Sized_relobj::map_to_kept_section): Update call to
5503 get_kept_comdat_section.
5504 * object.h (class Sized_relobj): Rename fields in
5505 Kept_comdat_section to drop trailing underscores; change object
5506 field to Relobj*. Change Kept_comdat_section_table to store
5507 struct rather than pointer.
5508 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5509 Add kept_object and kept_shndx parameters. Change all callers.
5510 (Sized_relobj::get_kept_comdat_section): Change return type to
5511 bool. Add kept_object and kept_shndx parameters. Change all
5513 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5514 Layout::find_or_add_kept_section.
5516 2009-07-09 Ian Lance Taylor <iant@google.com>
5518 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5519 Reserve space in the hash table.
5521 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5523 * fileread.cc (File_read::get_mtime): New method.
5524 * fileread.h (Timespec): New structure.
5525 (File_read::get_mtime): New method.
5526 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5527 Renamed from timestamp_nsec.
5528 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5530 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5532 (Incremental_inputs::report_archive): Save mtime; style fix.
5533 (Incremental_inputs::report_obejct): Save mtime; style fix.
5534 (Incremental_inputs::report_script): Save mtime; style fix.
5535 (Incremental_inputs::finalize_inputs): Style fix.
5536 (Incremental_inputs::finalize): Style fix.
5537 (Incremental_inputs::create_input_section_data): Store inputs
5539 * incremental.h (Incremental_inputs::report_script): Add mtime
5541 (Incremental_inputs::Input_info::Input_info): Intialize only one
5543 (Incremental_inputs::Input_info::archive): Move to nameless
5545 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5546 (Incremental_inputs::Input_info::script): Move to nameless union.
5547 (Incremental_inputs::mtime): New field.
5548 * script.cc (read_input_script): Pass file mtime to
5550 * script.h (Script_info::inputs): Style fix.
5552 2009-07-01 Ian Lance Taylor <ian@airs.com>
5554 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5557 2009-06-24 Ian Lance Taylor <iant@google.com>
5560 * layout.cc (Layout::choose_output_section): If we find an
5561 existing section, update the flags.
5562 (Layout::create_notes): New function, broken out of
5564 (Layout::finalize): Don't create note sections.
5565 (Layout::create_note): Don't crash if linker script discards
5567 (Layout::create_gold_note): Likewise.
5568 (Layout::create_build_id): Likewise. Don't set
5569 after_input_sections on the section.
5570 (Layout::create_executable_stack_info): Remove target parameter.
5572 * layout.h (class Layout): Declare create_notes. Update
5573 declaration of create_executable_stack_info.
5574 * gold.cc (queue_middle_tasks): Call create_notes.
5575 * output.cc (Output_section::update_flags_for_input_section): Move
5576 here from output.h. If SHF_ALLOC flag is newly set, mark address
5578 * output.h (Output_data::mark_address_invalid): New function.
5579 (class Output_section): Only declare, not define,
5580 update_flags_for_input_section. Remove set_flags.
5582 2009-06-24 Ian Lance Taylor <iant@google.com>
5584 * script-sections.cc (Output_section_definition::
5585 set_section_addresses): Rename shadowing local load_address to
5588 2009-06-24 Ian Lance Taylor <iant@google.com>
5591 * reloc.cc (relocate_sections): Skip empty relocation sections.
5593 2009-06-23 Ian Lance Taylor <iant@google.com>
5596 * layout.cc (Layout::create_note): Use choose_output_section
5597 rather than make_output_section.
5599 2009-06-23 Ian Lance Taylor <iant@google.com>
5602 * options.cc (General_options::parse_V): Set printed_version_.
5603 (General_options::General_options): Initialize printed_version_.
5604 * options.h (class General_options): Add printed_version_ field.
5605 * gold.cc (queue_initial_tasks): If there are no input files,
5606 don't give a fatal error if we printed the version information.
5607 (queue_middle_tasks): If using -r with a shared object, give a
5608 fatal error rather than an ordinary error.
5610 2009-06-23 Ian Lance Taylor <iant@google.com>
5613 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5614 (Layout::make_output_section): Set have_stabstr_section_ if we see
5615 a .stab*str section.
5616 (Layout::finalize): Call link_stabs_sections.
5617 (Layout::link_stabs_sections): New file.
5618 * layout.h (class Layout): Add have_stabstr_section_ field.
5619 Declare link_stabs_sections.
5621 2009-06-23 Doug Kwan <dougkwan@google.com>
5623 * Makefile.am (libgold_a_LIBADD): New.
5624 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5625 * Makefile.in: Regenerate.
5626 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5627 * configure: Regenerate.
5628 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5629 * fileread.cc: Include sys/state.h
5630 * gold.h: Declare memmem and strndup if found missing.
5631 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5633 2009-06-23 Ian Lance Taylor <iant@google.com>
5635 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5636 * configure: Rebuild.
5638 2009-06-23 Ian Lance Taylor <iant@google.com>
5641 * object.cc (Object::section_contents): Don't try to get a view if
5642 the section has length zero.
5643 (Object::handle_gnu_warning_section): If the section is empty, use
5644 the name of the section as the warning.
5646 2009-06-23 Ian Lance Taylor <iant@google.com>
5649 * stringpool.h (class Stringpool_template): Add optimize_ field.
5650 (Stringpool_template::set_optimize): New function.
5651 * stringpool.cc (Stringpool_template::Stringpool_template):
5652 Initialize optimize_ field.
5653 (Stringpool_template::set_string_offsets): Test local optimize
5654 fild rather than parameter.
5655 * layout.cc (Layout::Layout): Call set_optimize on the section
5658 2009-06-22 Ian Lance Taylor <iant@google.com>
5661 * yyscript.y: Parse TARGET.
5662 * script.cc (script_set_target): New function.
5663 * script-c.h (script_set_target): Declare.
5664 * options.cc (General_options::string_to_object_format): Rename
5665 from string_to_object_format in anonymous namespace. Change
5667 * options.h (class General_options): Declare
5668 string_to_object_format.
5670 2009-06-22 Ian Lance Taylor <iant@google.com>
5672 * script-sections.cc (Script_sections::create_segments): Don't put
5673 program headers in a PT_LOAD segment if -n or -N.
5675 2009-06-22 Ian Lance Taylor <iant@google.com>
5678 * options.h (class General_options): Add -z lazy and -z now. Sort
5679 -z options into alphabetical order.
5680 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5682 2009-06-21 Ian Lance Taylor <iant@google.com>
5684 * layout.cc (Layout::make_output_section): Call
5685 Target::new_output_section.
5686 (Layout::attach_allocated_section_to_segment): Put large section
5687 sections in a separate load segment with the large segment flag
5689 (Layout::segment_precedes): Sort large data segments after other
5691 (align_file_offset): New static function.
5692 (Layout::set_segment_offsets): Use align_file_offset.
5693 * output.h (class Output_section): Add is_small_section_ and
5694 is_large_section_ fields.
5695 (Output_section::is_small_section): New function.
5696 (Output_section::set_is_small_section): New function.
5697 (Output_section::is_large_section): New function.
5698 (Output_section::set_is_large_section): New function.
5699 (Output_section::is_large_data_section): New function.
5700 (class Output_segment): Add is_large_data_segment_ field.
5701 (Output_segment::is_large_data_segment): New function.
5702 (Output_segment::set_is_large_data_segment): New function.
5703 * output.cc (Output_section::Output_section): Initialize new
5705 (Output_segment::Output_segment): Likewise.
5706 (Output_segment::add_output_section): Add assertion that large
5707 data sections always go in large data segments. Force small data
5708 sections to the end of the list of data sections. Force small BSS
5709 sections to the start of the list of BSS sections. For large BSS
5710 sections to the end of the list of BSS sections.
5711 * symtab.h (class Symbol): Declare is_common_shndx.
5712 (Symbol::is_defined): Check Symbol::is_common_shndx.
5713 (Symbol::is_common): Likewise.
5714 (class Symbol_table): Define enum Commons_section_type. Update
5715 declarations. Add small_commons_ and large_commons_ fields.
5716 * symtab.cc (Symbol::is_common_shndx): New function.
5717 (Symbol_table::Symbol_table): Initialize new fields.
5718 (Symbol_table::add_from_object): Put small and large common
5719 symbols in the right list.
5720 (Symbol_table::sized_finalized_symbol): Check
5721 Symbol::is_common_shndx.
5722 (Symbol_table::sized_write_globals): Likewise.
5723 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5724 common symbol lists. Don't call do_allocate_commons_list if the
5726 (Symbol_table::do_allocate_commons_list): Remove is_tls
5727 parameter. Add comons_section_type parameter. Change all
5728 callers. Handle small and large common symbols.
5729 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5730 Symbol::is_common_shndx.
5731 * resolve.cc (symbol_to_bits): Likewise.
5732 * target.h (Target::small_common_shndx): New function.
5733 (Target::small_common_section_flags): New function.
5734 (Target::large_common_shndx): New function.
5735 (Target::large_common_section_flags): New function.
5736 (Target::new_output_section): New function.
5737 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5738 small_common_section_flags, and large_common_section_flags
5740 (Target::do_new_output_section): New virtual function.
5741 * arm.cc (Target_arm::arm_info): Initialize new fields.
5742 * i386.cc (Target_i386::i386_info): Likewise.
5743 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5745 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5746 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5747 (Target_x86_64::do_new_output_section): New function.
5748 * configure.ac: Define conditional MCMODEL_MEDIUM.
5749 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5750 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5751 (large_LDFLAGS): Define.
5752 * testsuite/large.c: New file.
5753 * testsuite/testfile.cc (Target_test::test_target_info):
5754 Initialize new fields.
5755 * configure, testsuite/Makefile.in: Rebuild.
5757 2009-06-05 Doug Kwan <dougkwan@google.com>
5759 * Makefile.am (CCFILES): Add target.cc.
5760 * Makefile.in: Regenerate.
5761 * i386.cc (class Target_i386): Define new virtual method to
5762 override do_is_local_label_name in parent.
5763 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5764 local symbols if --discard-locals or -X is given.
5765 * options.h (class General_options): Declare new options
5766 '--discard-locals' and '-X' for discarding locals.
5767 * target.h (class Target): Define new methods is_local_label_name.
5768 Declare new virtual method do_is_local_label_name.
5769 * target.cc: New file.
5770 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5771 (check_SCRIPTS): Add discard_locals_test.sh.
5772 (check_DATA): Add discard_local_tests.syms.
5773 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5774 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5775 * testsuite/Makefile.in: Regenerate.
5776 * testsuite/discard_locals_test.c: New file.
5777 * testsuite/discard_locals_test.sh: Same.
5779 2009-06-05 Doug Kwan <dougkwan@google.com>
5781 * object.cc (Sized_relobj::Sized_relobj): Initialize
5782 discarded_eh_frame_shndx_ to -1U.
5783 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5785 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5786 a discarded .eh_frame section.
5787 (Sized_relobj::do_finalize_local_symbols): Ditto.
5788 * object.h (class Sized_relobj): Declare new member
5789 discarded_eh_frame_shndx_.
5790 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5791 (local_labels_test.o, local_labels_test): New rules.
5792 * testsuite/Makefile.in: Regenerate.
5794 2009-06-04 Doug Kwan <dougkwan@google.com>
5796 * layout.cc (Layout::section_name_mapping): Add mapping for
5797 special ARM sections.
5799 2009-06-03 Doug Kwan <dougkwan@google.com>
5801 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5802 (utils::has_overflow): Same.
5804 2009-06-03 Ian Lance Taylor <iant@google.com>
5806 * layout.cc (Layout::section_name_mapping): New array, replacing
5807 Layout::linkonce_mapping.
5808 (Layout::section_name_mapping_count): New variable, replacing
5809 Layout::linkonce_mapping_count.
5810 (Layout::linkonce_output_name): Remove.
5811 (Layout::output_section_name): Rewrite.
5812 * layout.h (class Layout): Rename Linkonce_mapping to
5813 Section_name_mapping, linkonce_mapping to section_name_mapping,
5814 linkonce_mapping_count to section_name_mapping_count. Don't
5815 declare linkonce_output_name.
5817 2009-06-03 Doug Kwan <dougkwan@google.com>
5819 * gold/arm.cc (namespace utils): New.
5820 (Target_arm::reloc_is_non_pic): Define new method.
5821 (class Arm_relocate_functions): New.
5822 (Target_arm::Relocate::relocate): Handle relocation types used by
5825 2009-06-03 Ian Lance Taylor <iant@google.com>
5827 * arm.cc (Target_arm::scan::global): Use || instead of |.
5829 2009-06-02 Doug Kwan <dougkwan@google.com>
5831 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5832 issued_non_pic_error_.
5833 (class Target_arm::Scan): Declare new method check_non_pic.
5834 Define new method symbol_needs_plt_entry.
5835 Declare new data member issued_non_pic_error_.
5836 (class Target_arm::Relocate): Declare new method
5837 should_apply_static_reloc.
5838 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5839 (Target_arm::Scan::check_non_pic): Define new method.
5840 (Target_arm::Scan::local): Handle a small subset of reloc types used
5842 (Target_arm::Scan::local): Same.
5843 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5845 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5847 * incremental.cc (Incremental_inputs::report_command_line): Filter
5848 out --incremental-* options.
5850 2009-05-29 Doug Kwan <dougkwan@google.com>
5852 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5854 (class Target_arm): Update comment.
5855 (Target_arm::Target_arm): Initialize new data members GOT_,
5856 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5857 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5858 and Target_arm::rel_dyn_section.
5859 Declare new_enum Target_arm::Got_type.
5860 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5862 Update commments for member do_dynsym_value.
5863 (Target_arm::got_size, Target_arm::plt_section,
5864 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5865 new methods inside class defintion.
5866 (Target_arm::got_section): Define new method.
5867 (Target_arm::rel_dyn_section): Same.
5868 (Output_data_plt_arm): New template class.
5869 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5870 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5871 (Output_data_plt_arm::add_entry): Same.
5872 (Output_data_plt_arm::first_plt_entry): Define new
5873 static data member for PLT instruction template.
5874 (Output_data_plt_arm::plt_entry): Same.
5875 (Output_data_plt_arm::do_write): Define new method.
5876 (Target_arm::make_plt_entry): Same.
5877 (Target_arm::do_finalize_sections): Same.
5878 (Target_arm::do_dynsym_value): Same.
5880 2009-05-28 Doug Kwan <dougkwan@google.com>
5882 * Makefile.am (TARGETSOURCES): Add arm.cc.
5883 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5884 * Makefile.in: Regenerate.
5886 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5888 2009-05-26 Doug Kwan <dougkwan@google.com>
5890 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5891 (General_options::check_excluded_libs): Strip off directories in
5892 archive name before matching like GNU ld does.
5893 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5894 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5895 (exclude_libs_test_LDFLAGS): Add linker option
5896 -Wl,--exclude-libs,libexclude_libs_test_3
5897 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5898 an explicit archive without using -l.
5899 (alt/libexclude_libs_test_3.a): New make rule.
5900 * testsuite/Makefile.in: Regenerate.
5901 * testsuite/exclude_libs_test.c : Declare lib3_default().
5903 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5904 * exclude_libs_test_3.c: New file.
5906 2009-05-26 Nick Clifton <nickc@redhat.com>
5908 * po/id.po: New Indonesian translation.
5909 * po/gold.pot: Updated template file.
5911 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5913 * testsuite/Makefile.am: Add -ffunction-sections to compile
5914 gc_comdat_test files. Add -Wl,--gc-sections to build
5916 * testsuite/Makefile.in: Regenerate.
5917 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5919 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5921 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5922 kept comdat section was garbage collected.
5923 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5924 * testsuite/Makefile.in: Regenerate.
5925 * testsuite/gc_comdat_test.sh: New file.
5926 * testsuite/gc_comdat_test_1.cc: New file.
5927 * testsuite/gc_comdat_test_2.cc: New file.
5929 2009-05-19 Doug Kwan <dougkwan@google.com>
5931 * archive.cc (Archive::Archive): Move constructor from archive.h
5932 to here. Initialize no_export_.
5933 (Archive::get_elf_object_for_member): Set no_export flag of object.
5934 * archive.h (Archive::Archive): Move constructor body to
5936 (Archive::no_export): New method.
5937 (Archive::no_export_): New field.
5938 * object.h (Object::Object): Initialize no_export_ to false.
5939 (Object::no_export, Object::set_no_export): New methods.
5940 (Object::no_export_): New field.
5941 * options.cc (General_options::parse_exclude_libs): New method.
5942 (General_options::check_excluded_libs) Same.
5943 * options.h (exclude_libs): New option.
5944 (General_options::check_excluded_libs): New method declaration.
5945 (General_options::excluded_libs_): New field.
5946 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5947 default or protected visibility if an object has no-export flag set.
5948 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5949 (check_SCRIPTS): Add exclude_libs_test.sh.
5950 (check_DATA): Add exclude_libs_test.syms.
5951 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5952 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5953 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5954 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5955 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5956 libexclude_libs_test_2.a): New rules.
5957 * testsuite/Makefile.in: Regenerate.
5958 * testsuite/exclude_libs_test.c: New file.
5959 * testsuite/exclude_libs_test.sh: Ditto.
5960 * testsuite/exclude_libs_test_1.c: Ditto.
5961 * testsuite/exclude_libs_test_2.c: Ditto.
5963 2009-05-15 Ian Lance Taylor <iant@google.com>
5965 * configure.ac: Check for declarations for cases where libiberty.h
5966 checks HAVE_DECL_xxx.
5967 * configure, config.in: Rebuild.
5969 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5971 * gold.h (Incremental_argument_list): Remove (invalid) forward
5973 * incremental.cc (Incremental_inputs::report_achive): New method.
5974 (Incremental_inputs::report_object): New method.
5975 (Incremental_inputs::report_script): New method.
5976 (Incremental_inputs::finalize_inputs): New method.
5977 (Incremental_inputs::finalize): Call finalize_inputs().
5978 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5979 Create inputs entries.
5980 * incremental.h (Incremental_input_type): New enum.
5981 (Incremental_inputs::Incremental_input): Initialize new fields.
5982 (Incremental_inputs::report_inputs): New method.
5983 (Incremental_inputs::report_achive): New method.
5984 (Incremental_inputs::report_object): New method.
5985 (Incremental_inputs::report_script): New method.
5986 (Incremental_inputs::finalize_inputs): New method.
5987 (Incremental_inputs::Input_info): New struct.
5988 (Incremental_inputs::Input_info_map): New typedef.
5989 (Incremental_inputs::lock_): New field.
5990 (Incremental_inputs::Inputs_): New field.
5991 (Incremental_inputs::Inputs_map): New field.
5992 * main.cc (main): Call Incremental_input::report_inputs.
5993 * options.h (Input_argument_list): Typedef moved from
5995 (Input_file_group::Files): Remove, use ::Input_argument_list.
5996 (Input_file_group::Input_argument_list): Remove, use
5997 ::Input_argument_list.
5998 * plugin.cc (Plugin_manager::add_input_file): Add error in
6000 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6002 * script.cc (read_input_script): Call
6003 Incremental_input::report_script.
6004 * script.h (Script_info): New class.
6006 2009-04-27 Ian Lance Taylor <iant@google.com>
6008 * x86_64.cc (do_adjust_output_section): Set entsize to
6011 2009-04-23 Elliott Hughes <enh@google.com>
6013 * output.cc (Output_file::close): After short writes, continue
6014 writing from the correct offset in the buffer being written.
6016 2009-04-23 Chris Demetriou <cgd@google.com>
6018 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6019 * configure: Regenerate.
6020 * config.in: Regenerate.
6021 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6022 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6024 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6026 * incremental.cc (Incremental_inputs_header_data): Renamed from
6027 Incremental_input_header_data.
6028 (Incremental_inputs_header_data::data_size): New field.
6029 (Incremental_inputs_header_data::put_input_file_count): Renamed
6030 from input_file_count.
6031 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6032 from command_line_offset.
6033 (Incremental_inputs_header_data::put_reserved): Renamed from
6035 (Incremental_inputs_entry_data): Renamed from
6036 Incremental_input_entry_data.
6037 (Incremental_inputs_entry_data::data_size): New field.
6038 (Incremental_inputs::report_command_line): New method.
6039 (Incremental_inputs::finalize): New method.
6040 (Incremental_inputs::create_incremental_inputs_data): New method.
6041 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6042 * incremental.h: New file.
6043 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6044 (Layout::finalize): Create incremental inputs section in
6046 (Layout::create_incremental_info_sections): New method.
6047 * layout.h (Layout::incremental_inputs): New method.
6048 (Layout::create_incremental_info_sections): New method.
6049 (Layout::incremental_inputs_): New field.
6050 * main.cc (main): Notify Incremental_input of the command line.
6052 2009-04-01 Ian Lance Taylor <iant@google.com>
6053 Mikolaj Zalewski <mikolajz@google.com>
6055 * gold.h (reserve_unordered_map): Define, three versions, one for
6056 each version of Unordered_map.
6057 * layout.cc (Layout::Layout): Remove options parameter. Add
6058 number_of_input_files parameter. Don't initialize options_.
6059 Initialize number_of_input_files_ and resized_signatures_. Move
6060 sections_are_attached_.
6061 (Layout::layout_group): Reserve space for group_signatures_.
6062 (Layout::find_or_add_kept_section): Change name parameter to be a
6063 reference. Resize signatures_ map when it gets large enough.
6064 (Layout::layout_eh_frame): Use parameters->options() instead of
6066 (Layout::make_output_section): Likewise.
6067 (Layout::attach_allocated_section_to_segment): Likewise.
6068 (Layout::finalize, Layout::create_executable_stack): Likewise.
6069 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6070 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6071 * layout.h (class Layout): Update declarations. Remove options_
6072 field. Add number_of_input_files_ and resized_signatures_
6073 fields. Move sections_are_attached_ field.
6074 * main.cc (main): Pass number of input files to Layout
6075 constructor. Don't pass options.
6077 2009-03-30 Ian Lance Taylor <iant@google.com>
6079 * ffsll.c (ffsll): Correct implementation.
6081 2009-03-27 Ian Lance Taylor <iant@google.com>
6083 * ffsll.c: New file.
6084 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6085 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6086 * ftruncate.c (ftruncate): Declare before definition.
6087 * mremap.c (mremap): Likewise.
6088 * pread.c (pread): Likewise.
6089 * configure, Makefile.in, config.in: Rebuild.
6091 * mremap.c: New file.
6092 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6093 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6094 (mremap): Declare if HAVE_MREMAP is not defined.
6095 * configure, Makefile.in, config.in: Rebuild.
6097 2009-03-27 Cary Coutant <ccoutant@google.com>
6099 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6100 position independent.
6101 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6102 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6104 2009-03-24 Cary Coutant <ccoutant@google.com>
6106 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6108 (needs_dynamic_reloc): Likewise.
6110 2009-03-24 Ian Lance Taylor <iant@google.com>
6112 * yyscript.y (file_cmd): Recognize EXTERN.
6113 (extern_name_list, extern_name_list_body): New nonterminals.
6114 * script.cc (script_add_extern): Define.
6115 * script-c.h (script_add_extern): Declare.
6117 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6119 * object.cc (is_elf_object): Define.
6120 * object.h (is_elf_object): Declare.
6121 * archive.cc (Archive::get_elf_object_for_member): Call
6123 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6125 2009-03-24 Elliott Hughes <enh@google.com>
6127 * output.cc (Output_file::map_anonymous): Define.
6128 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6129 try an anonymous one. Report the size if the mmap fails.
6130 * output.h (class Output_file): Declare map_anonymous.
6132 2009-03-24 Ian Lance Taylor <iant@google.com>
6134 * target-select.cc (instantiate_target): Don't acquire the lock if
6135 the instantiated_target_ field has already been set.
6137 2009-03-23 Ian Lance Taylor <iant@google.com>
6139 * gold-threads.h (class Initialize_lock): Define.
6140 * gold-threads.cc (class Initialize_lock_once): Define.
6141 (initialize_lock_control): New static variable.
6142 (initialize_lock_pointer): New static variable.
6143 (initialize_lock_once): New static function.
6144 (Initialize_lock::Initialize_lock): Define.
6145 (Initialize_lock::initialize): Define.
6146 * target-select.h: Include "gold-threads.h".
6147 (class Target_selector): Add lock_ and initialize_lock_ fields.
6148 Don't define instantiate_target, just declare it.
6149 * target-select.cc (Target_selector::Target_selector): Initialize
6151 (Target_selector::instantiate_target): Define.
6152 * descriptors.h: Include "gold-threads.h".
6153 (class Descriptors): Add initialize_lock_ field.
6154 * descriptors.cc (Descriptors::Descriptors): Initialize new
6156 (Descriptors::open): Use initialize_lock_ field
6157 * errors.h (class Errors): Add initialize_lock_ field.
6158 * errors.cc (Errors::Errors): Initialize new field.
6159 (Errors::initialize_lock): Use initialize_lock_ field.
6160 * powerpc.cc (class Target_selector_powerpc): Remove
6161 instantiated_target_ field. In do_recognize call
6162 instantiate_target rather than do_instantiate_target. In
6163 do_instantiate_target just allocate a new target.
6164 * sparc.cc (class Target_selector_sparc): Likewise.
6166 * freebsd.h: New file.
6167 * i386.cc: Include "freebsd.h".
6168 (Target_i386): Derive from Target_freebsd rather than
6170 (Target_selector_i386): Derive from Target_selector_freebsd rather
6171 than Target_selector.
6172 * x86_64.cc: Include "freebsd.h".
6173 (Target_x86_64): Derive from Target_freebsd rather than
6175 (Target_selector_x86_64): Derive from Target_selector_freebsd
6176 rather than Target_selector.
6177 * target.h (class Target): Add adjust_elf_header and
6178 do_adjust_elf_header.
6179 * output.cc (Output_file_header:: do_sized_write): Call target
6180 adjust_elf_header routine.
6181 * configure.tgt: Set targ_osabi.
6182 * configure.ac: Define GOLD_DEFAULT_OSABI.
6183 * parameters.cc (Parameters::default_target): Pass
6184 GOLD_DEFAULT_OSABI to select_target.
6185 * target-select.h (class Target_selector): Make instantiate_target
6186 protected rather than private.
6187 * Makefile.am (HFILES): Add freebsd.h.
6188 * configure, Makefile.in, config.in: Rebuild.
6190 * merge.cc (do_add_input_section): Correct pend value. Change
6191 message about last entry not being null terminated from error to
6194 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6196 * incremental.cc: New file.
6197 * Makefile.am (CCFILES): Add incremental.cc.
6198 * Makefile.in: Rebuild.
6200 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6202 * layout.cc (Layout::output_section_name): Preserve names
6203 of '.note.' sections.
6205 2009-03-19 Ian Lance Taylor <iant@google.com>
6207 * descriptors.cc (Descriptors::open): Check that the options are
6208 valid before using them.
6210 2009-03-18 Ian Lance Taylor <iant@google.com>
6212 * script-sections.h: Include <list>.
6213 (class Script_sections): Change Sections_elements from std::vector
6214 to std::list. Typedef public Elements_iterator. Add
6215 orphan_section_placement_, data_segment_align_start_, and
6216 saw_data_segment_align_ fields. Remove data_segment_align_index_
6218 * script-sections.cc (class Orphan_section_placement): New class.
6219 (class Sections_element): Add virtual functions is_relro and
6220 orphan_section_init. Remove virtual function place_orphan_here.
6221 (class Output_section_definition): Add is_relro and
6222 orphan_section_init. Remove place_orphan_here.
6223 (class Orphan_output_section): Likewise.
6224 (Script_sections::Script_sections): Update for field changes.
6225 (Script_sections::data_segment_align): Set saw_data_segment_align_
6226 and data_segment_align_start_, not data_segment_align_index.
6227 (Script_sections::data_segment_relro_end): Check
6228 saw_data_segment_align_. Use data_segment_align_start_ rather
6229 than data_segment_align_index_.
6230 (Script_sections::place_orphan): Rewrite to use
6231 Orphan_section_placement.
6233 2009-03-17 Ian Lance Taylor <iant@google.com>
6235 * archive.cc (Archive::add_symbols): Check for a version attached
6236 to the symbol name in the archive map.
6237 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6238 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6239 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6240 (ver_test_11.a): New target.
6241 * testsuite/Makefile.in: Rebuild.
6243 * configure.ac: Check for chsize and posix_fallocate. Replace
6245 * ftruncate.c: New file, from gnulib.
6246 * output.cc (posix_fallocate): Define dummy version if not
6247 HAVE_POSIX_FALLOCATE.
6248 (Output_file::map): Call posix_fallocate rather than lseek and
6250 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6251 * configure, Makefile.in, config.in: Rebuild.
6253 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6255 * layout.h (Layout::create_note): Add section_name parameter.
6256 * layout.cc (Layout::create_note): Likewise.
6257 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6259 2009-03-17 Ian Lance Taylor <iant@google.com>
6261 * descriptors.cc: Include "options.h".
6262 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6263 (Descriptors::open): Always use O_CLOEXEC when opening a new
6264 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6265 then set FD_CLOEXEC.
6267 * sparc.cc (class Target_sparc): Add has_got_section.
6268 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6269 make sure we have a GOT section.
6271 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6272 (Target_sparc::Scan::local): Likewise.
6273 (Target_sparc::Scan::global): Likewise.
6274 (Target_sparc::Relocate::relocate): Likewise.
6275 (Target_sparc::Relocate::relocate_tls): Likewise.
6277 * symtab.cc (Symbol_table::define_default_version): New function,
6278 broken out of add_from_object.
6279 (Symbol_table::add_from_object): Call define_default_version.
6280 (Symbol_table::define_special_symbol): Add resolve_oldsym
6281 parameter. Change all callers. If the version for a symbol comes
6282 from a version script, resolve it with the symbol with the same
6283 name with no version. Also add the symbol without a version if
6285 (do_define_in_output_data): If resolving with oldsym, don't delete
6287 (do_define_in_output_segment): Likewise.
6288 (do_define_as_constant): Likewise.
6289 * symtab.h (class Symbol_table): Update declarations.
6291 2009-03-13 Ian Lance Taylor <iant@google.com>
6293 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6294 (Read_symbols::requeue): New function.
6295 (Read_symbols::do_read_symbols): If make_elf_object fails because
6296 the target type is not configured, and the file was searched for,
6297 issue a warning and retry with the next directory.
6298 (Add_symbols::run): If the file has an incompatible format, and
6299 it was searched for, requeue the Read_symbols task. On error,
6301 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6302 dirindex parameter to constructor. Change all callers. Declare
6303 incompatible_warning and requeue.
6304 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6305 input_argument_ and input_group_ fields. Add them to
6306 constructor. Change all callers.
6307 (class Read_script): Add dirindex_ field. Add it to constructor.
6309 * archive.cc (Archive::setup): Remove input_objects parameter.
6311 (Archive::get_file_and_offset): Likewise.
6312 (Archive::read_all_symbols): Likewise.
6313 (Archive::read_symbols): Likewise.
6314 (Archive::get_elf_object_for_member): Remove input_objects
6315 parameter. Add punconfigured parameter. Change all callers.
6316 (Archive::add_symbols): Change return type to bool. Check return
6317 value of include_member.
6318 (Archive::include_all_members): Likewise.
6319 (Archive::include_member): Change return type to bool. Return
6320 false if first included object has incompatible target. Set
6321 included_member_ field.
6322 (Add_archive_symbols::run): If add_symbols returns false, requeue
6324 * archive.h (class Archive): Add included_member_ field.
6325 Initialize it in constructor. Add input_file and searched_for
6326 methods. Update declarations.
6327 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6328 input_argument_ fields. Add them to constructor. Change all
6330 * script.cc: Include "target-select.h".
6331 (class Parser_closure): Add skip_on_incompatible_target_ and
6332 found_incompatible_target_ fields. Add
6333 skip_on_incompatible_target parameter to constructor. Change all
6334 callers. Add methods skip_on_incompatible_target,
6335 clear_skip_on_incompatible_target, found_incompatible_target, and
6336 set_found_incompatible_target.
6337 (read_input_script): Add dirindex parameter. Change all callers.
6338 If parser finds an incompatible target, requeue Read_symbols
6340 (script_set_symbol): Clear skip_on_incompatible_target in
6342 (script_add_assertion, script_parse_option): Likewise.
6343 (script_start_sections, script_add_phdr): Likewise.
6344 (script_check_output_format): New function.
6345 * script.h (read_input_script): Update declaration.
6346 * script-c.h (script_check_output_format): Declare.
6347 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6348 (ignore_cmd): Remove OUTPUT_FORMAT.
6349 * fileread.cc (Input_file::Input_file): Add explicit this.
6350 (Input_file::will_search_for): New function.
6351 (Input_file::open): Add pindex parameter. Change all callers.
6352 * fileread.h (class Input_file): Add input_file_argument method.
6353 Declare will_search_for. Update declarations.
6354 * object.cc (make_elf_object): Add punconfigured parameter.
6356 * object.h (class Object): Make input_file public. Add
6357 searched_for method.
6358 (make_elf_object): Update declaration.
6359 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6361 * dirsearch.h (class Dirsearch): Update declaration.
6362 * options.h (class General_options): Add --warn-search-mismatch.
6363 * parameters.cc (Parameters::is_compatible_target): New function.
6364 * parameters.h (class Parameters): Declare is_compatible_target.
6365 * workqueue.cc (Workqueue::add_blocker): New function.
6366 * workqueue.h (class Workqueue): Declare add_blocker.
6368 * fileread.cc (Input_file::open): Remove options parameter.
6370 (Input_file::open_binary): Likewise.
6371 * script.cc (read_input_script): Likewise.
6372 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6373 options parameter from constructor. Change all callers.
6374 (class Read_script): Likewise.
6375 * fileread.h (class Input_file): Update declarations.
6376 * script.h (read_input_script): Update declaration.
6378 2009-03-10 Nick Clifton <nickc@redhat.com>
6380 * po/es.po: New Spanish translation.
6382 2009-03-06 Cary Coutant <ccoutant@google.com>
6384 * options.cc (parse_short_option): Keep dash_z from registering itself.
6386 2009-03-03 Ian Lance Taylor <iant@google.com>
6389 * target-reloc.h (relocate_section): Pass output_section to
6391 * i386.cc (Target_i386::should_apply_static_reloc): Add
6392 output_section parameter. Change all callers.
6393 (Target_i386::Relocate::relocate): Add output_section parameter.
6394 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6395 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6396 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6397 * testsuite/two_file_shared.sh: New script.
6398 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6399 (check_DATA): Add two_file_shared.dbg.
6400 (two_file_shared.dbg): New target.
6401 * testsuite/Makefile.in: Rebuild.
6403 2009-03-01 Ian Lance Taylor <iant@google.com>
6405 * configure.ac: Check for byteswap.h.
6406 * configure: Rebuild.
6407 * config.in: Rebuild.
6409 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6411 * layout.cc (Layout::find_or_add_kept_section): New function.
6412 (Layout::add_comdat): Removed.
6413 * layout.h (struct Kept_section): Move out of class Layout.
6414 Remove trailing underscores from field names. Add group_sections
6415 field. Rename group_ field to is_group. Change all uses.
6416 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6417 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6418 comdat_groups_ field.
6419 (Sized_relobj::include_section_group): Use
6420 find_or_add_kept_section and Kept_section::group_sections.
6421 (Sized_relobj::include_linkonce_section): Likewise.
6422 * object.cc (class Sized_relobj): Don't define Comdat_group or
6423 Comdat_group_table. Remove find_comdat_group and
6424 add_comdat_group. Remove comdat_groups_ field.
6425 * plugin.cc (include_comdat_group): Use
6426 Layout::find_or_add_kept_section.
6428 2009-02-28 Ian Lance Taylor <iant@google.com>
6430 * README: --gc-sections and map files are now supported. Document
6431 some build requirements.
6434 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6435 relocatable link set the value of the section symbol to zero.
6436 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6437 relocatable link don't include the section address in the local
6440 2009-02-27 Ian Lance Taylor <iant@google.com>
6443 * options.h (class Search_directory): Add is_system_directory.
6444 (class General_options): Declare is_in_system_directory.
6445 * options.cc (get_relative_sysroot): Make static.
6446 (get_default_sysroot): Make static.
6447 (General_optoins::is_in_system_directory): New function.
6448 * fileread.cc (Input_file::is_in_system_directory): New function.
6449 * fileread.h (class Input_file): Declare is_in_system_directory.
6450 * object.h (class Object): Add is_in_system_directory.
6451 (class Input_objects): Remove system_library_directory_ field.
6452 * object.cc (Input_objects::add_object): Don't set
6453 system_library_directory_.
6454 (input_objects::found_in_system_library_directory): Remove.
6455 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6456 parameter. Change all callers.
6457 (Symbol_table::sized_write_globals): Likewise.
6458 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6459 Call Object::is_in_system_directory.
6460 * symtab.h (class Symbol_table): Update declarations.
6463 * descriptors.h (Open_descriptor): Add is_on_stack field.
6464 * descriptors.cc (Descriptors::open): If the descriptor is on the
6465 top of the stack, remove it. Initialize is_on_stack field.
6466 (Descriptors::release): Only add pod to stack if it is not on the
6468 (Descriptors::close_some_descriptor): Clear stack_next and
6472 * output.cc (Output_section::find_starting_output_address): Rename
6473 from starting_output_address; add PADDR parameter; change return
6475 * output.h (class Output_section): Declare
6476 find_starting_output_address instead of starting_output_address.
6477 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6478 section symbol for which we can't find a merge section.
6481 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6482 hidden or internal, force the symbol to be local.
6483 * resolve.cc (Symbol::override_visibility): Define.
6484 (Symbol::override_base): Use override_visibility.
6485 (Symbol_table::resolve): Likewise.
6486 (Symbol::override_base_with_special): Likewise.
6487 (Symbol_table::override_with_special): If the visibility is hidden
6488 or internal, force the symbol to be local.
6489 * symtab.h (class Symbol): Add set_visibility and
6490 override_visibility.
6491 * testsuite/ver_test_1.sh: New file.
6492 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6493 (check_DATA): Add ver_test_1.syms.
6494 (ver_test_1.syms): New target.
6495 * testsuite/Makefile.in: Rebuild.
6497 2009-02-25 Cary Coutant <ccoutant@google.com>
6499 * layout.cc (Layout::choose_output_section): Don't rename sections
6500 when using a linker script that has a SECTIONS clause.
6501 * Makefile.in: Regenerate.
6503 * testsuite/Makefile.am (script_test_5.sh): New test case.
6504 * testsuite/Makefile.in: Regenerate.
6505 * testsuite/script_test_5.cc: New file.
6506 * testsuite/script_test_5.sh: New file.
6507 * testsuite/script_test_5.t: New file.
6509 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6511 * archive.cc (Archive::include_member): Update calls to add_symbols.
6512 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6513 the Layout argument.
6514 * dynobj.h (do_add_symbols): Add the Layout argument.
6515 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6517 * object.h (Object::add_symbols): Add the Layout argument.
6518 (Object::do_add_symbols): Add the Layout argument.
6519 (Sized_relobj::do_add_symbols): Add the Layout argument.
6520 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6521 Unify the two versions.
6522 (Add_plugin_symbols): Remove.
6523 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6524 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6525 (Add_plugin_symbols): Remove.
6526 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6527 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6528 (Add_symbols::run): Make it work with Pulginobj.
6530 2009-02-06 Ian Lance Taylor <iant@google.com>
6532 * object.cc (Sized_relobj::do_layout): Make info message start
6533 with lower case letter.
6535 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6537 * binary.cc: Fix file comment.
6539 * options.h (enum Incremental_disposition): Define.
6540 (class General_options): Add new options: --incremental,
6541 --incremental_changed, --incremental_unchanged,
6542 --incremental_unknown. Add incremental_disposition_ and
6543 implicit_incremental_ fields.
6544 (General_options::incremental_disposition): New function.
6545 (class Position_dependent_options): Add incremental_disposition
6547 (Position_dependent_options::copy_from_options): Set incremental
6549 * options.cc (General_options::parse_incremental_changed): New
6551 (General_options::parse_incremental_unchanged): New function.
6552 (General_options::parse_incremental_unknown): New function.
6553 (General_options::General_options): Initialize new fields
6554 incremental_disposition_ and implicit_incremental_.
6555 (General_options::finalize): Check for uasge of --incremental-*
6556 without --incremental.
6558 2009-02-06 Chris Demetriou <cgd@google.com>
6560 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6561 pointer and to report location as the file name associated with
6563 (gold_undefined_symbol_at_location): New function to replace the
6564 old gold_undefined_symbol functionality.
6565 * target-reloc.h (relocate_section): Update to use
6566 gold_undefined_symbol_at_location.
6567 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6568 Call gold_undefined_symbol function rather than gold_error.
6569 * errors.h (Errors::undefined_symbol): Take location as a
6570 string, rather than calculating it from a relocation.
6571 * errors.cc (Errors::fatal): Print "fatal error:" before the
6573 (Errors::error, Errors::error_at_location): Print "error: "
6574 before the formatted message.
6575 (Errors::undefined_symbol): Take location as a string, rather
6576 than calculating it from a relocation.
6577 (gold_undefined_symbol_at_location): New function akin to
6578 old gold_undefined_symbol, calculates location from relocation.
6579 (gold_undefined_symbol): Change to take only a Symbol pointer
6580 and to report location as the file name associated with the symbol.
6581 * testsuite/debug_msg.sh: Update for changed error messages.
6582 * testsuite/undef_symbol.sh: Likewise.
6584 2009-02-04 Duncan Sands <baldrick@free.fr>
6587 * reduced_debug_output.h
6588 (Output_reduced_debug_abbrev_section::failed): Use format for
6590 (Output_reduced_debug_info_section::faild): Likewise.
6592 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6594 * script.cc (Lazy_demangler): New class.
6595 (Version_script_info::get_symbol_version_helper): Demangle a
6598 2009-01-29 Cary Coutant <ccoutant@google.com>
6600 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6602 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6604 2009-01-28 Ian Lance Taylor <iant@google.com>
6606 * version.cc (version_string): Bump to 1.9.
6608 * gold.h: Include <cstring> and <stdint.h>.
6609 * version.cc: Include <cstdio>.
6610 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6612 * reduced_debug_output.cc (insert_into_vector): Rename from
6613 Insert_into_vector; change all callers. Use Swap_unaligned to
6614 avoid aliasing issue; remove union since it is unnecessary.
6616 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6618 * Makefile.am (CCFILES): Add gc.cc.
6620 * Makefile.in: Regenerate.
6621 * gold.cc (Gc_runner): New class.
6622 (queue_initial_tasks): Call garbage collection related tasks
6623 when corresponding options are invoked.
6624 (queue_middle_gc_tasks): New function.
6625 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6626 processed early before laying out sections during garbage collection.
6627 * gold.h (queue_middle_gc_tasks): New function.
6628 (is_prefix_of): Move from "layout.cc".
6629 * i386.cc (Target_i386::gc_process_relocs): New function.
6630 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6631 * main.cc (main): Create object of class "Garbage_collection".
6632 * object.cc (Relobj::copy_symbols_data): New function.
6633 (Relobj::is_section_name_included): New function.
6634 (Sized_relobj::do_layout): Allow this function to be called twice
6635 during garbage collection and defer layout of section during the
6637 * object.h (Relobj::get_symbols_data): New function.
6638 (Relobj::is_section_name_included): New function.
6639 (Relobj::copy_symbols_data): New function.
6640 (Relobj::set_symbols_data): New function.
6641 (Relobj::get_relocs_data): New function.
6642 (Relobj::set_relocs_data): New function.
6643 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6644 (Relobj::gc_process_relocs): New function.
6645 (Relobj::do_gc_process_relocs): New pure virtual function.
6646 (Relobj::sd_): New data member.
6647 (Sized_relobj::is_output_section_offset_invalid): New function.
6648 (Sized_relobj::do_gc_process_relocs): New function.
6649 * options.h (General_options::gc_sections): Modify to not be a no-op.
6650 (General_options::print_gc_sections): New option.
6651 * plugin.cc (Plugin_finish::run): Remove function call to
6652 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6653 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6654 * reloc.cc (Read_relocs::run): Add task to process relocs and
6655 determine unreferenced sections when doing garbage collection.
6656 (Gc_process_relocs): New class.
6657 (Sized_relobj::do_gc_process_relocs): New function.
6658 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6659 sections that are garbage collected.
6660 * reloc.h (Gc_process_relocs): New class.
6661 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6662 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6663 symbols whose corresponding sections are garbage collected.
6664 (Symbol_table::Symbol_table): Add new parameter for the garbage
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::resolve): Do not treat symbols seen in dynamic objects
6671 (Symbol_table::add_from_object): Likewise.
6672 (Symbol_table::add_from_relobj): When building shared objects, do not
6673 treat externally visible symbols as garbage.
6674 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6675 table information for static and relocatable links.
6676 * symtab.h (Symbol_table::set_gc): New function.
6677 (Symbol_table::gc): New function.
6678 (Symbol_table::gc_mark_undef_symbols): New function.
6679 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6680 (Symbol_table::gc_mark_dyn_syms): New function.
6681 (Symbol_table::gc_): New data member.
6682 * target.h (Sized_target::gc_process_relocs): New pure virtual
6684 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6685 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6687 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6689 * options.h (General_options::gc_sections): Define as a no-op for now.
6690 (General_options::no_keep_memory): Ditto.
6691 (General_options::Bshareable): Define.
6692 * options.cc (General_options::finalize): Honor -Bshareable.
6694 2009-01-20 Andreas Schwab <schwab@suse.de>
6696 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6697 read the value in the contents, since we don't use it. Use the
6698 template endianness when writing.
6699 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6701 2009-01-19 Andreas Schwab <schwab@suse.de>
6703 * configure.tgt (powerpc64-*): Fix targ_obj.
6705 2009-01-15 Ian Lance Taylor <iant@google.com>
6707 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6708 local symbols when stripping all symbols.
6710 2009-01-14 Cary Coutant <ccoutant@google.com>
6712 * output.cc (Output_reloc): Add explicit instantiations.
6714 2009-01-14 Cary Coutant <ccoutant@google.com>
6716 * archive.cc (Archive::get_elf_object_for_member): Remove call
6717 to File_read::claim_for_plugin.
6718 * descriptors.cc (Descriptors::open): Remove reference to
6720 (Descriptors::claim_for_plugin): Remove.
6721 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6722 (Descriptors::is_claimed): Remove.
6723 (claim_descriptor_for_plugin): Remove.
6724 * fileread.cc (File_read::claim_for_plugin): Remove.
6725 * fileread.h (File_read::claim_for_plugin): Remove.
6726 (File_read::descriptor): Reopen descriptor if necessary.
6727 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6728 (Plugin_manager::all_symbols_read): Add task parameter. Change
6730 (Plugin_manager::get_input_file): New function.
6731 (Plugin_manager::release_input_file): New function.
6732 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6733 corresponding data member.
6734 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6735 and pass to base constructor. Change all callers.
6736 (get_input_file, release_input_file): New functions.
6737 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6738 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6739 (Plugin_manager::all_symbols_read): Add task parameter.
6740 (Plugin_manager::get_input_file): New function.
6741 (Plugin_manager::release_input_file): New function.
6742 (Plugin_manager::task_): New data member.
6743 (Pluginobj::Pluginobj): Add filesize parameter.
6744 (Pluginobj::filename): New function.
6745 (Pluginobj::descriptor): New function.
6746 (Pluginobj::filesize): New function.
6747 (Pluginobj::filesize_): New data member.
6748 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6749 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6750 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6752 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6753 with archive libraries.
6754 * testsuite/Makefile.in: Regenerate.
6755 * testsuite/plugin_test.c (struct sym_info): New type.
6756 (get_input_file, release_input_file): New static variables.
6757 (onload): Capture new transfer vector entries.
6758 (claim_file_hook): Stop reading at end of file according to filesize.
6759 Factor out parsing of readelf output into separate function.
6760 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6761 APIs and get the source file name from the symbol table. Convert
6762 source file name to corresponding object file name. Print info
6763 message when adding new input files.
6764 (parse_readelf_line): New function.
6765 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6766 * testsuite/plugin_test_2.sh: Likewise.
6767 * testsuite/plugin_test_3.sh: Likewise.
6768 * testsuite/plugin_test_4.sh: New test case.
6770 2009-01-07 Ian Lance Taylor <iant@google.com>
6772 * version.cc (version_string): Bump to 1.8.
6774 2008-12-23 Cary Coutant <ccoutant@google.com>
6776 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6777 * plugin.cc (Plugin_manager::finish): Rename as
6778 layout_deferred_objects. Move cleanup to separate function.
6779 (Plugin_manager::cleanup): New function.
6780 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6782 * plugin.h (Plugin_manager::finish): Rename as
6783 layout_deferred_objects.
6784 (Plugin_manager::cleanup): New function.
6785 (Plugin_manager::cleanup_done): New field.
6787 2008-12-23 Cary Coutant <ccoutant@google.com>
6789 * plugin.cc (is_visible_from_outside): New function.
6790 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6791 so we don't return "IR only" status for exported symbols or -r links.
6793 * testsuite/Makefile.am (plugin_test_3): New test case.
6794 * testsuite/Makefile.in: Regenerate.
6795 * testsuite/plugin_test_3.sh: New file.
6797 2008-12-22 Cary Coutant <ccoutant@google.com>
6799 * object.cc (Sized_relobj::layout_section): New function.
6800 (Sized_relobj::do_layout): Defer layout of input sections until after
6801 plugin has provided replacement files.
6802 (Sized_relobj::do_layout_deferred_sections): New function.
6803 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6804 (Relobj::layout_deferred_sections): New function.
6805 (Relobj::do_layout_deferred_sections): New function.
6806 (Sized_relobj::do_layout_deferred_sections): New function.
6807 (Sized_relobj::layout_section): New function.
6808 (Sized_relobj::Deferred_layout): New structure.
6809 (Sized_relobj::deferred_layout_): New field.
6810 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6811 Change all callers. Layout deferred sections.
6812 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6814 (Plugin_hook::run): Move code from do_plugin_hook inline.
6815 (Plugin_hook::do_plugin_hook): Remove.
6816 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6817 (Plugin_manager::finish): Renamed, was cleanup.
6818 (Plugin_manager::should_defer_layout): New function.
6819 (Plugin_manager::add_deferred_layout_object): New function.
6820 (Plugin_manager::Deferred_layout_list): New type.
6821 (Plugin_manager::deferred_layout_objects_): New field.
6822 (Plugin_hook::do_plugin_hook): Remove.
6824 2008-12-17 Ian Lance Taylor <iant@google.com>
6826 * options.h (class General_options): Add --no case for
6829 2008-12-16 Cary Coutant <ccoutant@google.com>
6831 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6833 (Plugin_manager::claim_file): Create plugin object even if
6834 plugin did not call the add_symbols callback.
6835 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6836 asking for more symbols than were added.
6837 * testsuite/Makefile.am (plugin_test_1): Add test case with
6839 (empty.syms): New target.
6840 * testsuite/Makefile.in: Regenerate.
6841 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6842 message. Don't call add_symbols if no globals.
6843 (all_symbols_read_hook): Don't provide replacement for empty
6846 2008-12-12 Ian Lance Taylor <iant@google.com>
6848 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6849 r_type == 0 for a local symbol with r_sym == 0.
6850 (scan_relocatable_relocs): Pass r_sym to
6851 local_non_section_strategy.
6852 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6855 * configure.ac: Update test for TLS descriptors: they are
6856 supported as of glibc 2.9.
6857 * configure: Rebuild.
6859 2008-12-11 Ian Lance Taylor <iant@google.com>
6862 * target-reloc.h (Default_scan_relocatable_relocs): For each
6863 function, map r_type == 0 to RELOC_DISCARD.
6865 2008-12-10 Cary Coutant <ccoutant@google.com>
6867 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6868 object to override a kept COMDAT group from a plugin object.
6870 2008-12-09 Ian Lance Taylor <iant@google.com>
6873 * yyscript.y (file_cmd): Handle INPUT.
6875 * testsuite/initpri1.c: Change all declarations to be full
6876 prototypes by adding void, to avoid compiler warnings.
6878 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6880 * options.cc (General_options::parse_plugin_opt): New.
6881 (General_options::add_plugin): The argument now is just the filename.
6882 (General_options::add_plugin_option): New.
6883 * options.h (plugin_opt): New.
6884 (add_plugin): Change argument name.
6885 (add_plugin_option): New.
6886 * plugin.cc (Plugin::load): Don't parse the plugin option.
6887 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6888 (Plugin::add_option): New.
6889 (Plugin::args_): Change type.
6890 (Plugin::filename_): New.
6891 (Plugin_manager::add_plugin_option): New.
6892 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6893 * testsuite/Makefile.in: Regenerate.
6895 2008-12-05 Cary Coutant <ccoutant@google.com>
6897 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6898 Handle --strip-lto-sections option.
6899 * options.h (strip_lto_sections): New option.
6901 2008-12-01 Cary Coutant <ccoutant@google.com>
6903 * plugin.cc (ld_plugin_message): Change format parameter to const.
6904 Fix mismatch between new[] and delete.
6906 2008-11-14 Cary Coutant <ccoutant@google.com>
6908 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6911 2008-11-05 Craig Silverstein <csilvers@google.com>
6913 * options.cc (General_options::parse_dynamic_list): New function.
6914 * options.h (General_options): New flags dynamic_list,
6915 dynamic_list_data, dynamic_list_cpp_new, and
6916 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6917 (General_options::in_dynamic_list): New function.
6918 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6919 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6920 (Lex::can_continue_name): Likewise.
6922 (read_script_file): New parameter script_options.
6923 (read_dynamic_list): New function.
6924 (Script_options::define_dynamic_list): New function.
6925 (dynamic_list_keyword_parsecodes): New variable.
6926 (dynamic_list_keywords): New variable.
6927 * script.h (Script_options::define_dynamic_list): New function
6929 (read_dynamic_list): New function prototype.
6930 * symtab.cc (strprefix): New macro.
6931 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6932 dynamic_list_data, dynamic_list_cpp_new, and
6933 dynamic_list_cpp_typeinfo.
6934 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6935 (dynamic_list_expr): New rule.
6936 (dynamic_list_nodes): Likewise.
6937 (dynamic_list_node): Likewise.
6938 * testsuite/Makefile.am (dynamic_list): New test.
6939 * testsuite/Makefile.in: Regenerated.
6940 * testsuite/dynamic_list.t: New file.
6941 * testsuite/dynamic_list.sh: New file.
6943 2008-11-05 Craig Silverstein <csilvers@google.com>
6945 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6946 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6947 (t11_last): Likewise.
6948 * testsuite/ver_test_6.c (main): Likewise.
6950 2008-10-07 Cary Coutant <ccoutant@google.com>
6952 * options.c (General_options::finalize): Add check for -static and
6954 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6957 2008-10-02 Cary Coutant <ccoutant@google.com>
6959 * plugin.cc (make_sized_plugin_object): Fix conditional
6960 compilation to work when not all targets are enabled.
6962 2008-09-29 Cary Coutant <ccoutant@google.com>
6964 * archive.cc (Archive::get_file_and_offset): Use filename instead
6965 of name to get library path.
6966 (Archive::include_member): Unlock external member of a thin archive.
6968 * testsuite/Makefile.am (TEST_AR): New variable.
6969 (thin_archive_test_1): New test.
6970 (thin_archive_test_2): New test.
6971 * testsuite/Makefile.in: Regenerate.
6972 * testsuite/thin_archive_main.cc: New file.
6973 * testsuite/thin_archive_test_1.cc: New file.
6974 * testsuite/thin_archive_test_2.cc: New file.
6975 * testsuite/thin_archive_test_3.cc: New file.
6976 * testsuite/thin_archive_test_4.cc: New file.
6978 2008-09-29 Cary Coutant <ccoutant@google.com>
6980 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6981 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6983 (Sized_relobj::do_finalize_local_symbols): Likewise.
6984 (Sized_relobj::map_to_kept_section): Likewise.
6985 * object.h (Sized_relobj::invalid_address): New constant.
6986 (Sized_relobj::do_output_section_offset): Check for invalid_address
6988 * output.cc (Output_reloc::local_section_offset): Use constant
6989 invalid_address instead of -1U.
6990 (Output_reloc::get_address): Likewise.
6991 (Output_section::output_address): Change -1U to -1ULL.
6992 * output.h (Output_reloc::invalid_address): New constant.
6993 * reloc.cc (Sized_relobj::write_sections): Use constant
6994 invalid_address instead of -1U.
6995 (Sized_relobj::relocate_sections): Likewise.
6996 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6997 values for merge sections.
6998 * target-reloc.h (relocate_for_relocatable): Use constant
6999 invalid_address instead of -1U.
7001 2008-09-19 Cary Coutant <ccoutant@google.com>
7003 Add plugin functionality for link-time optimization (LTO).
7004 * configure.ac (plugins): Add --enable-plugins option.
7005 * configure: Regenerate.
7006 * config.in: Regenerate.
7007 * Makefile.am (LIBDL): New variable.
7008 (CCFILES): Add plugin.cc.
7009 (HFILES): Add plugin.h.
7010 (ldadd_var): Add LIBDL.
7011 * Makefile.in: Regenerate.
7013 * archive.cc: Include "plugin.h".
7014 (Archive::setup): Don't preread archive symbols when using a plugin.
7015 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7016 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7018 (Archive::include_member): Add symbols from plugin objects.
7019 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7020 * descriptors.cc (Descriptors::open): Check for file descriptors
7021 abandoned by plugins.
7022 (Descriptors::claim_for_plugin): New function.
7023 * descriptors.h (Descriptors::claim_for_plugin): New function.
7024 (Open_descriptor::is_claimed): New field.
7025 (claim_descriptor_for_plugin): New function.
7026 * fileread.cc (File_read::claim_for_plugin): New function.
7027 * fileread.h (File_read::claim_for_plugin): New function.
7028 (File_read::descriptor): New function.
7029 * gold.cc: Include "plugin.h".
7030 (queue_initial_tasks): Add task to call plugin hooks for generating
7032 * main.cc: Include "plugin.h".
7033 (main): Load plugin libraries.
7034 * object.h (Pluginobj): Declare.
7035 (Object::pluginobj): New function.
7036 (Object::do_pluginobj): New function.
7037 (Object::set_target): New function.
7038 * options.cc: Include "plugin.h".
7039 (General_options::parse_plugin): New function.
7040 (General_options::General_options): Initialize plugins_ field.
7041 (General_options::add_plugin): New function.
7042 * options.h (Plugin_manager): Declare.
7043 (General_options): Add --plugin option.
7044 (General_options::has_plugins): New function.
7045 (General_options::plugins): New function.
7046 (General_options::add_plugin): New function.
7047 (General_options::plugins_): New field.
7048 * plugin.cc: New file.
7049 * plugin.h: New file.
7050 * readsyms.cc: Include "plugin.h".
7051 (Read_symbols::do_read_symbols): Check for archive before checking
7052 for ELF file. Call plugin hooks to claim files.
7053 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7054 from a real object file; force override when processing replacement
7056 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7057 (Symbol::init_base_object): Likewise.
7058 (Symbol::init_base_output_data): Likewise.
7059 (Symbol::init_base_output_segment): Likewise.
7060 (Symbol::init_base_constant): Likewise.
7061 (Symbol::init_base_undefined): Likewise.
7062 (Symbol::output_section): Assert that object is not a plugin.
7063 (Symbol_table::add_from_pluginobj): New function.
7064 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7066 (Symbol_table::sized_write_globals): Likewise.
7067 (Symbol_table::add_from_pluginobj): Instantiate template.
7068 * symtab.h (Sized_pluginobj): Declare.
7069 (Symbol::in_real_elf): New function.
7070 (Symbol::set_in_real_elf): New function.
7071 (Symbol::in_real_elf_): New field.
7072 (Symbol_table::add_from_pluginobj): New function.
7074 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7075 (LIBDL): New variable.
7077 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7078 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7079 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7080 (MOSTLYCLEANFILES): Likewise.
7081 * testsuite/Makefile.in: Regenerate.
7082 * testsuite/plugin_test.c: New file.
7083 * testsuite/plugin_test_1.sh: New file.
7084 * testsuite/plugin_test_2.sh: New file.
7086 2008-09-16 Ian Lance Taylor <iant@google.com>
7088 * target-reloc.h (relocate_section): Check whether a symbol is
7089 defined by the ABI before reporting an undefined symbol error.
7090 * target.h (Target::is_defined_by_abi): Make parameter const.
7091 (Target::do_is_defined_by_abi): Likewise.
7092 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7093 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7094 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7095 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7096 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7097 * testsuite/Makefile.in: Rebuild.
7099 * fileread.cc (make_view): Add casts to avoid warning.
7101 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7103 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7104 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7106 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7108 * options.h (General_options::output_is_executable): New.
7109 (General_options::output_is_pie): New.
7110 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7111 for shared libraries.
7112 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7114 2008-09-11 Chris Demetriou <cgd@google.com>
7116 * options.h (origin): New -z option.
7117 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7118 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7121 2008-09-05 Cary Coutant <ccoutant@google.com>
7123 * fileread.cc (File_read::make_view): Add check for attempt to map
7126 2008-09-05 Cary Coutant <ccoutant@google.com>
7128 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7129 explicit instantiations.
7131 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7134 * options.cc (General_options::finalize): Allow undefined symbols
7135 in shlibs if linking -shared.
7138 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7139 symbols as not needing a dynsym entry.
7141 2008-08-20 Craig Silverstein <csilvers@google.com>
7143 * fileread.cc (File_read::open): Do not lock the file unless it
7144 was successfully opened.
7146 2008-08-14 Cary Coutant <ccoutant@google.com>
7148 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7149 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7150 * testsuite/tls_test.cc (struct int128): 128-bit struct
7151 for testing TLS relocs with non-zero addend.
7152 (v12): New TLS variable.
7154 (t_last): Add check for v12.
7155 * testsuite/tls_test.h (t12): New function.
7156 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7158 2008-08-13 Ian Lance Taylor <iant@google.com>
7160 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7161 set tls_segment_ or relro_segment_.
7162 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7164 * output.h (Output_section::clear_is_relro): New function.
7165 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7166 sections specially even when output_data_ is empty.
7167 (Output_segment::maximum_alignment): When first section is relro,
7168 only force alignment for PT_LOAD segments.
7169 * script.cc (script_data_segment_align): New function.
7170 (script_data_segment_relro_end): New function.
7171 * script-c.h (script_data_segment_align): Declare.
7172 (script_data_segment_relro_end): Declare.
7173 * script-sections.h (class Script_sections): Declare
7174 data_segment_align and data_segment_relro_end. Add fields
7175 segment_align_index_ and saw_relro_end_.
7176 * script-sections.cc (class Sections_element): Add set_is_relro
7177 virtual function. Add new bool* parameter to place_orphan_here.
7178 Add get_output_section virtual function.
7179 (class Output_section_definition): Add set_is_relro. Add new
7180 bool* parameter to place_orphan_here. Add get_output_section.
7181 Add is_relro_ field.
7182 (Output_section_definition::Output_section_definition): Initialize
7183 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7184 and is_relro_ fields.
7185 (Output_section_definition::place_orphan_here): Add is_relro
7187 (Output_section_definition::set_section_addresses): Set relro for
7189 (Output_section_definition::alternate_constraint): Likewise.
7190 (class Orphan_output_section): Add new bool* parameter to
7191 place_orphan_here. Add get_output_section.
7192 (Orphan_output_section::place_orphan_here): Add is_relro
7194 (Script_sections::Script_sections): Initialize
7195 data_segment_align_index_ and saw_relro_end_.
7196 (Script_sections::data_segment_align): New function.
7197 (Script_sections::data_segment_relro_end): New function.
7198 (Script_sections::place_orphan): Set or clear is_relro.
7199 (Script_sections::set_section_addresses): Force alignment of first
7201 * yyscript.y (exp): Call script_data_segment_align and
7202 script_data_segment_relro_end.
7203 * testsuite/relro_script_test.t: New file.
7204 * testsuite/relro_test.cc (using_script): Declare.
7205 (t1, t2): Test using_script.
7206 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7207 (relro_script_test_SOURCES): Define.
7208 (relro_script_test_DEPENDENCIES): Define.
7209 (relro_script_test_LDFLAGS): Define.
7210 (relro_script_test_LDADD): Define.
7211 (relro_script_test.so): New target.
7212 * testsuite/Makefile.in: Rebuild.
7214 2008-08-06 Cary Coutant <ccoutant@google.com>
7216 * archive.cc (Archive::total_archives, Archive::total_members)
7217 (Archive::total_members_loaded): New variables.
7218 (Archive::setup): Add parameter. Add option to preread
7220 (Archive::read_armap): Add counter.
7221 (Archive::get_file_and_offset): New function.
7222 (Archive::get_elf_object_for_member): New function.
7223 (Archive::read_all_symbols): New function.
7224 (Archive::read_symbols): New function.
7225 (Archive::add_symbols): Add counters.
7226 (Archive::include_all_members): Use armap to find members if it's
7228 (Archive::include_member): Skip reading symbols if already read.
7229 Factored code into Archive::get_file_and_offset and
7230 Archive::get_elf_object_for_member. Changed call to
7231 Mapfile::report_include_archive_member.
7232 (Archive::print_stats): New function.
7233 * archive.h: Declare Object and Read_symbols_data classes.
7234 (Archive::Archive): Add initializers for new members.
7235 (Archive::setup): Add parameter.
7236 (Archive::print_stats): New function.
7237 (Archive::total_archives, Archive::total_members)
7238 (Archive::total_members_loaded): New variables.
7239 (Archive::get_file_and_offset): New function.
7240 (Archive::get_elf_object_for_member): New function.
7241 (Archive::read_all_symbols): New function.
7242 (Archive::read_symbols): New function.
7243 (Archive::Archive_member): New class.
7244 (Archive::members_): New member.
7245 (Archive::num_members_): New member.
7246 * main.cc: Include archive.h.
7247 (main): Call Archive::print_stats.
7248 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7249 archive parameter; member_name is now the fully-decorated name.
7250 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7251 * options.h: (General_options): Add --preread-archive-symbols option.
7252 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7255 2008-08-04 Ian Lance Taylor <iant@google.com>
7257 * symtab.h (Symbol::use_plt_offset): New function.
7258 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7259 * powerpc.cc (Relocate::relocate): Likewise.
7260 * sparc.cc (Relocate::relocate): Likewise.
7261 * x86_64.cc (Relocate::relocate): Likewise.
7262 * testsuite/weak_plt.sh: New test.
7263 * testsuite/weak_plt_main.cc: New test.
7264 * testsuite/weak_plt_shared.cc: New test.
7265 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7266 (check_PROGRAMS): Add weak_plt.
7267 (check_DATA): Add weak_plt_shared.so.
7268 (weak_plt_main_pic.o, weak_plt): New targets.
7269 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7270 * testsuite/Makefile.in: Rebuild.
7272 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7274 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7275 * testsuite/Makefile.in: Rebuild.
7277 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7279 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7280 * Makefile.in: Regenerate.
7281 * po/POTFILES.in: Regenerate.
7283 2008-07-29 Ian Lance Taylor <iant@google.com>
7285 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7286 symbols before other symbols.
7287 * testsuite/script_test_2.cc (test_addr): Declare.
7288 (test_addr_alias): Declare.
7289 (main): Check that test_addr and test_addr_alias have the right
7291 * testsuite/script_test_2.t: Define test_addr_alias and
7294 2008-07-24 Ian Lance Taylor <iant@google.com>
7297 * descriptors.cc: New file.
7298 * descriptors.h: New file.
7299 * gold-threads.h (class Hold_optional_lock): New class.
7300 * fileread.cc: Include "descriptors.h".
7301 (File_read::~File_read): Release descriptor rather than closing
7303 (File_read::open) [file]: Call open_descriptor rather than open.
7304 Set is_descriptor_opened_.
7305 (File_read::open) [memory]: Assert that descriptor is not open.
7306 (File_read::reopen_descriptor): New function.
7307 (File_read::release): Release descriptor.
7308 (File_read::do_read): Make non-const. Reopen descriptor.
7309 (File_read::read): Make non-const.
7310 (File_read::make_view): Reopen descriptor.
7311 (File_read::do_readv): Likewise.
7312 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7313 Update declarations.
7314 * layout.cc: Include "descriptors.h".
7315 (Layout::create_build_id): Use open_descriptor rather than open.
7316 * output.cc: Include "descriptors.h".
7317 (Output_file::open): Use open_descriptor rather than open.
7318 * archive.cc (Archive::const_iterator): Change Archive to be
7320 (Archive::begin, Archive::end): Make non-const.
7321 (Archive::count_members): Likewise.
7322 * archive.h (class Archive): Update declarations.
7323 * object.h (Object::read): Make non-const.
7324 * Makefile.am (CCFILES): Add descriptors.cc.
7325 (HFILES): Add descriptors.h.
7326 * Makefile.in: Rebuild.
7329 * gold.h: Always include <clocale>. Add Solaris workarounds
7330 following code in binutils/sysdep.h.
7333 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7334 this->eh_frame_hdr_ is NULL before using it.
7336 * dynobj.cc (Versions::Versions): Update comment.
7338 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7339 the base version name.
7341 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7342 array size plus one.
7343 (Stringpool_template::set_string_offsets): Subtract one from key
7344 before using it as an array index.
7345 (Stringpool_template::get_offset_with_length): Likewise.
7346 (Stringpool_template::write_to_buffer): Likewise.
7347 * stringpool.h (Stringpool_template::get_offset_from_key):
7350 2008-07-23 Ian Lance Taylor <iant@google.com>
7353 * object.h (Merged_symbol_value::value): Do our best to handle a
7357 * script.cc (Version_script_info::get_versions): Don't add empty
7358 version tag to return value.
7359 (Version_script_info::get_symbol_version_helper): Change return
7360 type to bool. Add pversion parameter. Change all callers.
7361 (script_register_vers_node): Don't require a non-NULL tag.
7362 * script.h (class Version_script_info): Update declarations.
7363 (Version_script_info::get_symbol_version): Change return type to
7364 bool. Add version parameter. Change all callers.
7365 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7366 handling. Handle an empty version from a version script.
7367 (Symbol_table::define_special_symbol): Likewise.
7368 * testsuite/ver_test_10.script: New file.
7369 * testsuite/ver_test_10.sh: New file.
7370 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7371 (check_DATA): Add ver_test_10.syms.
7372 (ver_test_10.syms, ver_test_10.so): New target.
7373 * testsuite/Makefile.in: Rebuild.
7375 2008-07-23 Simon Baldwin <simonb@google.com>
7377 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7378 to zero for undefined symbols from dynamic libraries.
7380 2008-07-23 Ian Lance Taylor <iant@google.com>
7382 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7384 * symtab.h (class Symbol_table): Update declaration.
7385 * testsuite/ver_test_9.cc: New file.
7386 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7387 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7388 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7389 (ver_test_9.so, ver_test_9.o): New targets.
7390 * testsuite/Makefile.in: Rebuild.
7392 2008-07-22 Ian Lance Taylor <iant@google.com>
7394 * options.h (class General_options): Define --check-sections.
7395 * layout.cc (Layout::set_segment_offsets): Handle
7398 * options.h (class General_options): Define -n/--nmagic and
7400 * options.cc (General_options::finalize): For -n/--nmagic or
7401 -N/--omagic, set -static.
7402 * layout.cc (Layout::attach_allocated_section_to_segment): If
7403 -N/--omagic, don't put read-only and read-write sections in
7405 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7406 finding a read-only segment.
7407 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7408 don't set the minimum segment alignment to the common page size,
7409 and don't set the file offset to the address modulo the page size.
7410 * script-sections.cc (Script_sections::create_segments): If
7411 -n/--omagic, don't put read-only and read-write sections in
7414 * cref.cc: New file.
7416 * options.h (class General_options): Add --print-symbol-counts.
7417 * main.cc (main): Issue defined symbol report if requested.
7418 * archive.cc (Archive::interpret_header): Make into a const member
7420 (Archive::add_symbols): Call Input_objects::archive_start and
7422 (Archive::const_iterator): Define new class.
7423 (Archive::begin, Archive::end): New functions.
7424 (Archive::include_all_members): Rewrite to use iterator.
7425 (Archive::count_members): New function.
7426 * archive.h (class Archive): Update declarations.
7427 (Archive::filename): New function.
7428 * object.cc: Include "cref.h".
7429 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7430 (Sized_relobj::do_get_global_symbol_counts): New function.
7431 (Input_objects::add_object): Add object to cross-referencer.
7432 (Input_objects::archive_start): New function.
7433 (Input_objects::archive_stop): New function.
7434 (Input_objects::print_symbol_counts): New function.
7435 * object.h: Declare Cref and Archive.
7436 (Object::get_global_symbol_counts): New function.
7437 (Object::do_get_global_symbol_counts): New pure virtual function.
7438 (class Sized_relobj): Add defined_count_ field. Update
7440 (class Input_objects): Add cref_ field. Update constructor.
7441 Update declarations.
7442 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7444 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7446 (Sized_dynobj::do_get_global_symbol_counts): New function.
7447 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7448 defined_count_. Update declarations. Define Symbols typedef.
7449 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7450 parameter. Change all callers.
7451 (Symbol_table::add_from_dynobj): Add sympointers and defined
7452 parameters. Change all callers.
7453 * symtab.h (class Symbol_table): Update declarations.
7454 * Makefile.am (CCFILES): Add cref.cc.
7455 (HFILES): Add cref.h.
7456 * Makefile.in: Rebuild.
7458 2008-07-22 Simon Baldwin <simonb@google.com>
7460 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7461 to zero when writing undefined symbols.
7463 2008-07-22 Ian Lance Taylor <iant@google.com>
7465 * output.cc (Output_section::add_input_section): Don't try to
7466 merge empty merge sections.
7468 2008-07-21 Craig Silverstein <csilvers@google.com>
7470 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7471 Include symbol version in error message.
7473 2008-07-20 Chris Demetriou <cgd@google.com>
7475 * configure.ac (gold_cv_c_random_seed): New configured variable.
7476 (RANDOM_SEED_CFLAGS): New substituted variable.
7477 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7478 * configure: Rebuild.
7479 * Makefile.in: Likewise.
7480 * testsuite/Makefile.in: Likewise.
7482 2008-07-18 Ian Lance Taylor <iant@google.com>
7484 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7485 where we see NAME/NULL and NAME/VERSION as separate symbols.
7486 * testsuite/ver_test_main.cc (main): Call t4.
7487 (t4, t4_2a): Define.
7488 * testsuite/ver_test_2.cc (t4_2): Define.
7489 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7490 * testsuite/ver_test_4.cc (t4_2a): Define.
7491 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7492 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7494 2008-07-17 Ian Lance Taylor <iant@google.com>
7496 * dynobj.cc (Versions::add_def): If we give an error about a
7497 missing version, go ahead and create the version anyhow.
7499 2008-07-10 Ian Lance Taylor <iant@google.com>
7501 Handle output sections with more than 0x7fffffff bytes.
7502 * object.h (class Relobj): Change map_to_output_ to
7503 output_sections_, and just keep a section pointer. Change all
7504 uses. Move comdat group support to Sized_relobj.
7505 (Relobj::is_section_specially_mapped): Remove.
7506 (Relobj::output_section): Remove poff parameter. Change all
7508 (Relobj::output_section_offset): New function.
7509 (Relobj::set_section_offset): Rewrite.
7510 (Relobj::map_to_output): Remove.
7511 (Relobj::output_sections): New function.
7512 (Relobj::do_output_section_offset): New pure virtual function.
7513 (Relobj::do_set_section_offset): Likewise.
7514 (class Sized_relobj): Add section_offsets_ field. Add comdat
7515 group support from Relobj. Update declarations.
7516 (Sized_relobj::get_output_section_offset): New function.
7517 (Sized_relobj::do_output_section_offset): New function.
7518 (Sized_relobj::do_set_section_offset): New function.
7519 * object.cc (Relobj::output_section_address): Remove.
7520 (Sized_relobj::Sized_relobj): Initialize new fields.
7521 (Sized_relobj::include_section_group): Cast find_kept_object to
7523 (Sized_relobj::include_linkonce_section): Likewise.
7524 (Sized_relobj::do_layout): Use separate arrays for output section
7526 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7528 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7529 output_sections and section_offsets.
7530 (Sized_relobj::write_local_symbols): Likewise.
7531 (map_to_kept_section): Compute output address directly.
7532 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7533 output_sections and section_offsets.
7534 (Sized_relobj::write_sections): Likewise.
7535 (Sized_relobj::relocate_sections): Likewise.
7536 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7537 * output.h (class Output_reloc): Update declarations. Change
7538 u2_.relobj to Sized_relobj*.
7539 (class Output_data_reloc): Change add functions to use
7541 * output.cc (Output_reloc::Output_reloc): Change relobj to
7543 (Output_reloc::local_section_offset): Change return type to
7544 Elf_Addr. Use get_output_section_offset.
7545 (Output_reloc::get_address): Likewise.
7546 (Output_section::is_input_address_mapped): Don't call
7547 is_section_specially_mapped.
7548 (Output_section::output_offset): Likewise.
7549 (Output_section::output_address): Likewise.
7550 (Output_section::starting_output_address): Likewise.
7551 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7552 parameter to Sized_relobj*.
7553 (Copy_relocs::need_copy_reloc): Likewise.
7554 (Copy_relocs::save): Likewise.
7555 * copy-relocs.h (class Copy_relocs): Update declarations.
7556 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7557 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7558 * target-reloc.h (relocate_for_relocatable): Change
7559 offset_in_output_section type to Elf_Addr. Change code that uses
7561 * layout.cc (Layout::layout): Always set *off.
7562 * mapfile.cc (Mapfile::print_input_section): Use
7563 output_section_offset.
7564 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7566 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7567 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7568 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7570 2008-07-03 Ian Lance Taylor <iant@google.com>
7572 * layout.cc (Layout::include_section): Do not discard unrecognized
7573 SHT_STRTAB sections.
7575 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7577 * script.cc (Lex::can_continue_name): Make '?' allowable in
7578 version-script names.
7579 * testsuite/version_script.map: Change glob pattern to use '?'
7581 2008-06-30 Manish Singh <yosh@gimp.org>
7584 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7587 2008-06-30 Ian Lance Taylor <iant@google.com>
7591 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7592 versions]: Don't try to read the value in the contents, since we
7593 don't use it. Use the template endianness when writing.
7595 2008-06-25 Cary Coutant <ccoutant@google.com>
7597 * fileread.cc (File_read::make_view): Assert on zero-length view.
7598 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7599 symbol table when there are no symbols to read.
7601 2008-06-23 Craig Silverstein <csilvers@google.com>
7603 * version.cc (version_string): Bump to 1.7
7605 2008-06-18 Craig Silverstein <csilvers@google.com>
7607 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7608 constant 0xFFFF to type Valtype.
7609 (Powerpc_relocate_functions::rel16_ha): Likewise.
7611 2008-06-17 Ian Lance Taylor <iant@google.com>
7613 * output.h (Output_section::Input_section): Initialize p2align_ to
7614 zero for Output_section_data constructors.
7615 (Output_section::Input_section::addralign): If not an input
7616 section, return the alignment of the Output_section_data.
7617 * testsuite/copy_test.cc: New file.
7618 * testsuite/copy_test_1.cc: New file.
7619 * testsuite/copy_test_2.cc: New file.
7620 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7621 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7622 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7623 (copy_test_1_pic.o, copy_test_1.so): New targets.
7624 (copy_test_2_pic.o, copy_test_2.so): New targets.
7625 * testsuite/Makefile.in: Rebuild.
7627 * script-sections.cc (Script_sections::place_orphan): Initialize
7628 local variable exact.
7630 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7632 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7634 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7635 David S. Miller <davem@davemloft.net>
7637 * powerpc.cc: New file.
7638 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7639 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7640 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7641 * Makefile.in: Rebuild.
7643 2008-06-09 Ian Lance Taylor <iant@google.com>
7645 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7647 (throwing, orig_terminate): New static variables.
7648 (terminate_handler): New static function.
7649 (t2): Set terminate handler.
7651 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7654 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7657 2008-05-30 Cary Coutant <ccoutant@google.com>
7659 * archive.cc (Archive::include_all_members) Correct to step
7660 over symbol table and extended name table in thin archives.
7662 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7665 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7668 2008-05-28 Caleb Howe <cshowe@google.com>
7670 * reduced_debug_output.cc: New file.
7671 * reduced_debug_output.h: New file.
7672 * options.h (class General_options): Add --strip-debug-non-line.
7673 * options.cc (General_options::finalize): Add strip_debug_non_line
7674 to the strip heirarchy.
7675 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7677 * layout.cc: Include "reduced_debug_output.h".
7678 (Layout::Layout): Initialize new fields.
7679 (line_only_debug_sections): New static array.
7680 (is_lines_only_debug_sections): New static inline function.
7681 (Layout::include_section): Handle --strip-debug-non-line.
7682 (Layout::make_output_section): If --strip-debug-non-line, build
7683 new output sections for .debug_abbrev and .debug_info.
7684 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7685 gold. Warn about possible overflow.
7686 (read_signed_LEB_128): Likewise.
7687 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7688 (read_signed_LEB_128): Declare.
7689 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7690 (HFILES): Add reduced_debug_output.h.
7691 * Makefile.in: Rebuild.
7693 2008-05-21 Ian Lance Taylor <iant@google.com>
7695 * mapfile.cc: New file.
7696 * mapfile.h: New file.
7697 * options.h (class General_options): Add -M/--print-map and -Map.
7698 * options.cc (General_options::finalize): Make -M equivalent to
7700 * main.cc: Include <cstdio> and "mapfile.h".
7701 (main): Open mapfile if requested.
7702 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7703 constructor. Change caller.
7704 (queue_initial_tasks): Add mapfile parameter. Change caller.
7705 (queue_middle_tasks): Likewise.
7706 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7708 * archive.cc: Include "mapfile.h".
7709 (Archive::add_symbols): Add mapfile parameter. Change all
7710 callers. Pass mapfile, symbol, and reason to include_member.
7711 (Archive::include_all_members): Add mapfile parameter. Change all
7713 (Archive::include_member): Add mapfile, sym, and why parameters.
7714 Change all callers. Report inclusion to map file.
7715 * archive.h: Include "fileread.h".
7716 (class Archive): Update declarations.
7717 (Archive::file): New const method.
7718 (class Add_archive_symbols): Add mapfile_ field. Update
7719 constructor. Change all callers.
7720 * readsyms.h (class Read_symbols): Likewise.
7721 (class Finish_group): Likewise.
7722 (class Read_script): Likewise.
7723 * common.cc: Include "mapfile.h".
7724 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7726 (Symbol_table::do_allocate_commons): Likewise.
7727 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7728 symbol allocation to mapfile.
7729 * common.h (class Allocate_commons_task): Add mapfile_ field.
7730 Update constructor. Change all callers.
7731 * symtab.h (class Symbol_table): Update declarations.
7732 * layout.cc: Include "mapfile.h".
7733 (Layout_task_runner::run): Print information to mapfile.
7734 (Layout::create_gold_note): Change Output_data_fixed_space to
7735 Output_data_zero_fill.
7736 (Layout::create_build_id): Likewise.
7737 (Layout::print_to_mapfile): New function.
7738 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7739 constructor. Change caller.
7740 (class Layout): Declare print_to_mapfile.
7741 * output.cc (Output_section::Input_section::print_to_mapfile): New
7743 (Output_section::add_input_section): If producing a map, always
7744 add to input_sections_ list.
7745 (Output_section::do_print_to_mapfile): New function.
7746 (Output_segment::print_sections_to_mapfile): New function.
7747 (Output_segment::print_section_list_to_mapfile): New function.
7748 * output.h: Include "mapfile.h".
7749 (Output_data::print_to_mapfile): New function.
7750 (Output_data::do_print_to_mapfile): New virtual function.
7751 (Output_segment_headers::do_print_to_mapfile): New function.
7752 (Output_file_header::do_print_to_mapfile): New function.
7753 (Output_data_const::do_print_to_mapfile): New function.
7754 (class Output_data_const_buffer): Add map_name_ field. Update
7755 constructor. Change all callers. Add do_print_to_mapfile
7757 (class Output_data_fixed_space): Likewise.
7758 (class Output_data_space): Likewise.
7759 (class Output_data_zero_fill): New class.
7760 (Output_data_strtab::do_print_to_mapfile): New function.
7761 (Output_data_reloc_base::do_print_to_mapfile): New function.
7762 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7763 (Output_data_group::do_print_to_mapfile): New function.
7764 (Output_data_got::do_print_to_mapfile): New function.
7765 (Output_data_dynamic::do_print_to_mapfile): New function.
7766 (Output_symtab_xindex::do_print_to_mapfile): New function.
7767 (class Output_section): Declare do_print_to_mapflie. Declare
7768 print_to_mapfile in Input_section.
7769 (class Output_segment): Declare new functions.
7770 * object.h (Sized_relobj::symbol_count): New function.
7771 * script-sections.cc
7772 (Output_section_element_dot_assignment::set_section_addresses):
7773 Change Output_data_fixed_space to Output_data_zero_fill.
7774 (Output_data_expression::do_print_to_mapfile): New function.
7775 * script.cc (read_input_script): Add mapfile parameter. Change
7777 * script.h (read_input_script): Update declaration.
7778 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7779 (Eh_frame::do_print_to_mapfile): New function.
7780 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7781 (Output_merge_string::do_print_to_mapfile): New function.
7782 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7784 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7786 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7788 * Makefile.am (CCFILES): Add mapfile.cc.
7789 (HFILES): Add mapfile.h.
7790 * Makefile.in: Rebuild.
7792 2008-05-19 Ian Lance Taylor <iant@google.com>
7794 * options.h (class General_options): Add -z relro.
7795 * layout.cc (Layout::Layout): Initialize relro_segment_.
7796 (Layout::add_output_section_data): Return the output section.
7797 (Layout::make_output_section): Rcognize relro sections and mark
7799 (Layout::attach_allocated_section_to_segment): Put relro sections
7800 in a PT_GNU_RELRO segment.
7801 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7803 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7805 (Layout::linkonce_mapping): Map d.rel.ro.local to
7807 (Layout::output_section_name): Us .data.rel.ro.local for any
7808 section which begins with that.
7809 * layout.h (class Layout): Update add_output_section_data
7810 declaration. Add relro_segment_ field.
7811 * output.cc (Output_section::Output_section): Initialize is_relro_
7812 and is_relro_local_ fields.
7813 (Output_segment::add_output_section): Group relro sections.
7814 (Output_segment::is_first_section_relro): New function.
7815 (Output_segment::maximum_alignment): If there is a relro section,
7816 align the segment to the common page size.
7817 (Output_segment::set_section_addresses): Track whether we are
7818 looking at relro sections. If the last section is a relro
7819 section, align to the common page size.
7820 (Output_segment::set_section_list_addresses): Add in_relro
7821 parameter. Change all callers. Align to the page size when
7822 moving from relro to non-relro section.
7823 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7825 * output.h (class Output_section): Add is_relro_ and
7826 is_relro_local_ fields.
7827 (Output_section::is_relro): New function.
7828 (Output_section::set_is_relro): New function.
7829 (Output_section::is_relro_local): New function.
7830 (Output_section::set_is_relro_local): New function.
7831 (class Output_segment): Update declarations.
7832 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7833 * sparc.cc (Target_sparc::got_section): Likewise.
7834 * x86_64.cc (Target_x86_64::got_section): Likewise.
7835 * testsuite/relro_test_main.cc: New file.
7836 * testsuite/relro_test.cc: New file.
7837 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7838 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7839 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7840 (relro_test.so, relro_test_pic.o): New targets.
7841 * testsuite/Makefile.in: Rebuild.
7843 2008-05-16 Ian Lance Taylor <iant@google.com>
7845 * output.cc (Output_segment::add_output_section): Remove front
7847 * output.h (class Output_segment): Remove
7848 add_initial_output_section and overloaded add_output_section.
7849 Update declaration of remaining add_output_section.
7850 * layout.cc (Layout::create_interp): Call add_output_section
7851 rather than add_initial_output_section.
7852 (Layout::finish_dynamic_section): Likewise.
7854 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7855 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7856 know the dynamic type.
7857 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7858 field. Initialize it in constructor.
7859 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7860 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7861 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7864 * output.cc (Output_reloc::get_address): Change return type to
7866 * output.h (class Output_reloc): Update get_address declaration.
7867 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7868 for section addresses.
7870 2008-05-09 Ian Lance Taylor <iant@google.com>
7873 * gold.cc (gold_nomem): Use return value of write.
7875 2008-05-08 Ian Lance Taylor <iant@google.com>
7877 * symtab.c (Symbol::init_base_output_data): Add version
7878 parameter. Change all callers.
7879 (Symbol::init_base_output_segment): Likewise.
7880 (Symbol::init_base_constant): Likewise.
7881 (Symbol::init_base_undefined): Likewise.
7882 (Sized_symbol::init_output_data): Likewise.
7883 (Sized_symbol::init_output_segment): Likewise.
7884 (Sized_symbol::init_constant): Likewise.
7885 (Sized_symbol::init_undefined): Likewise.
7886 (Symbol_table::do_define_in_output_data): If the new symbol has a
7887 version, mark it as the default.
7888 (Symbol_table::do_define_in_output_segment): Likewise.
7889 (Symbol_table::do_define_as_constant): Likewise.
7890 * symtab.h (class Symbol): Update declarations.
7891 (class Sized_symbol): Likewise.
7892 * resolve.cc (Symbol::override_version): New function.
7893 (Symbol::override_base): Call override_version.
7894 (Symbol::override_base_with_special): Likewise.
7895 * testsuite/ver_script_8.script: New file.
7896 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7897 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7898 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7899 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7901 2008-05-06 Ian Lance Taylor <iant@google.com>
7904 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7906 (class General_options): Remove existing --undefined, and add
7907 --no-undefined instead. Add new --undefined as synonym for -u.
7908 * archive.cc (Archive::add_symbols): Check whether symbol was
7910 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7911 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7912 all uses. Add IS_UNDEFINED. Update declarations to split
7913 different versions of init_base. Declare init_base_undefined.
7914 (Symbol::is_defined): Handle IS_UNDEFINED.
7915 (Symbol::is_undefined): Likewise.
7916 (Symbol::is_weak_undefined): Call is_undefined.
7917 (Symbol::is_absolute): Handle IS_CONSTANT.
7918 (class Sized_symbol): Update declarations to split different
7919 versions of init. Declare init_undefined.
7920 (class Symbol_table): Declare new functions.
7921 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7923 (Symbol::init_base_output_data): Likewise.
7924 (Symbol::init_base_output_segment): Likewise.
7925 (Symbol::init_base_constant): Likewise.
7926 (Symbol::init_base_undefined): New function.
7927 (Sized_symbol::init_object): Rename from init. Change all
7929 (Sized_symbol::init_output_data): Likewise.
7930 (Sized_symbol::init_output_segment): Likewise.
7931 (Sized_symbol::init_constant): Likewise.
7932 (Sized_symbol::init_undefined): New function.
7933 (Symbol_table::add_undefined_symbols_from_command_line): New
7935 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7937 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7938 (Symbol::output_section): Likewise.
7939 (Symbol::set_output_section): Likewise.
7940 (Symbol_table::sized_finalize_symbol): Likewise.
7941 (Symbol_table::sized_write_globals): Likewise.
7942 * resolve.cc (Symbol_table::should_override): Likewise.
7943 (Symbol::override_base_with_special): Likewise.
7945 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7946 symbol, change it to have default visibility.
7947 * testsuite/protected_1.cc: New file.
7948 * testsuite/protected_2.cc: New file.
7949 * testsuite/protected_3.cc: New file.
7950 * testsuite/protected_main_1.cc: New file.
7951 * testsuite/protected_main_2.cc: New file.
7952 * testsuite/protected_main_3.cc: New file.
7953 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7954 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7955 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7956 (protected_1.so): New target.
7957 (protected_1_pic.o, protected_2_pic.o): New targets.
7958 (protected_3_pic.o): New target.
7959 (check_PROGRAMS): Add protected_2.
7960 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7961 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7962 * testsuite/Makefile.in: Rebuild.
7964 * options.h (DEFINE_var): Add set_user_set_##varname__.
7965 (DEFINE_bool_alias): New macro.
7966 (class General_options): Define -Bstatic using DEFINE_bool_alias
7967 rather than DEFINE_special. Add --undefined as an alias for -z
7969 * options.cc (General_options::parse_Bstatic): Remove.
7971 * options.h (class General_options): Add --fatal-warnings.
7972 * main.cc (main): Implement --fatal-warnings.
7973 * errors.h (Errors::warning_count): New function.
7975 * options.h (class General_options): Add -Bsymbolic-functions.
7976 * symtab.h (Symbol::is_preemptible): Check for
7977 -Bsymbolic-functions.
7979 2008-05-05 Ian Lance Taylor <iant@google.com>
7981 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7982 as noVARNAME rather than no-VARNAME.
7983 (class General_options): Add option -z combreloc.
7984 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7986 (Output_reloc::sort_before) [SHT_REL]: New function.
7987 (Output_reloc::sort_before) [SHT_RELA]: New function.
7988 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7989 Sort_relocs_comparison.
7990 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7991 parameter. Change all callers.
7992 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7993 sort_relocs parameter. Change all callers.
7994 * output.cc (Output_reloc::get_address): New function, broken out
7996 (Output_reloc::write_rel): Call it.
7997 (Output_reloc::compare): New function.
7998 (Output_data_reloc_base::do_write): Optionally sort relocs.
8000 * configure.ac: If targ_extra_obj is set, link it in.
8001 * configure.tgt: Initialize all variables.
8002 (x86_64*): Set targ_extra_obj and targ_extra_size.
8003 * configure: Rebuild.
8005 * object.cc (Sized_relobj::include_section_group): Adjust section
8006 indexes read from group data. Build vector to pass to
8008 * layout.cc (Layout::layout_group): Add flags and shndxes
8009 parameters. Remove contents parameter. Change caller. Update
8010 explicit instantiations.
8011 * layout.h (class Layout): Update layout_group declaration.
8012 * output.cc (Output_data_group::Output_data_group): Add flags and
8013 input_shndxes parameters. Remove contents parameter. Change
8015 (Output_data_group::do_write): Change input_sections_ to
8017 * output.h (class Output_data_group): Update constructor
8018 declaration. Rename input_sections_ to input_shndxes_.
8019 * testsuite/many_sections_test.cc: Add template.
8021 2008-04-30 Cary Coutant <ccoutant@google.com>
8023 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8025 * layout.cc (Layout::include_section): Refactored check for debug
8027 (Layout::add_comdat): Add new parameters. Change type
8028 of signature parameter. Add object and shndx to signatures table.
8029 (Layout::find_kept_object): New function.
8030 * layout.h: Include <cstring>.
8031 (Layout::is_debug_info_section): New function.
8032 (Layout::add_comdat): Add new parameters.
8033 (Layout::find_kept_object): New function.
8034 (Layout::Kept_section): New struct.
8035 (Layout::Signatures): Change type of map range.
8036 * object.cc (Relobj::output_section_address): New function.
8037 (Sized_relobj::include_section_group): Add new parameters. Change
8038 calls to Layout::add_comdat. Change to build table of kept comdat
8039 groups and table mapping discarded sections to kept sections.
8040 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8041 (Sized_relobj::do_layout): Change calls to include_section_group and
8042 include_linkonce_section.
8043 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8044 value to zero when section is discarded.
8045 (Sized_relobj::map_to_kept_section): New function.
8046 * object.h (Relobj::output_section_address): New function.
8047 (Relobj::Comdat_group): New type.
8048 (Relobj::find_comdat_group): New function.
8049 (Relobj::Comdat_group_table): New type.
8050 (Relobj::Kept_comdat_section): New type.
8051 (Relobj::Kept_comdat_section_table): New type.
8052 (Relobj::add_comdat_group): New function.
8053 (Relobj::set_kept_comdat_section): New function.
8054 (Relobj::get_kept_comdat_section): New function.
8055 (Relobj::comdat_groups_): New field.
8056 (Relobj::kept_comdat_sections_): New field.
8057 (Symbol_value::input_value): Update comment.
8058 (Sized_relobj::map_to_kept_section) New function.
8059 (Sized_relobj::include_linkonce_section): Add new parameter.
8060 * target-reloc.h (Comdat_behavior): New type.
8061 (get_comdat_behavior): New function.
8062 (relocate_section): Add code to map a discarded section to the
8063 corresponding kept section when applying a relocation.
8065 2008-04-30 Craig Silverstein <csilvers@google.com>
8067 * dwarf_reader.cc (next_generation_count): New static var.
8068 (Addr2line_cache_entry): New struct.
8069 (addr2line_cache): New static var.
8070 (Dwarf_line_info::one_addr2line): Added caching.
8071 (Dwarf_line_info::clear_addr2line_cache): New function.
8072 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8073 cache-size parameter.
8074 (Dwarf_line_info::one_addr2line_cache): New function.
8075 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8076 new cache-size argument to one_addr2line(), and clear cache.
8078 2008-04-28 Cary Coutant <ccoutant@google.com>
8080 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8081 R_386_PC8 relocations.
8083 2008-04-23 Ian Lance Taylor <iant@google.com>
8085 * object.cc (Sized_relobj::include_section_group): Check for
8086 invalid section group.
8088 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8091 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8092 than read for file header.
8093 * archive.cc (Archive::include_member): Likewise.
8095 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8097 * aclocal.m4: Regenerate.
8098 * configure: Regenerate.
8100 2008-04-19 Ian Lance Taylor <iant@google.com>
8102 * version.cc (version_string): Bump to 1.6.
8104 * testsuite/Makefile.am (many_sections_r_test): New target.
8105 (many_sections_r_test_SOURCES): Remove.
8106 (many_sections_r_test_DEPENDENCIES): Remove.
8107 (many_sections_r_test_LDFLAGS): Remove.
8108 (many_sections_r_test_LDADD): Remove.
8110 * object.cc (Sized_relobj::do_add_symbols): Always pass
8111 local_symbol_count_ to add_from_relobj.
8113 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8114 every thousand variables.
8115 * testsuite/Makefile.in: Rebuild.
8117 * object.cc (Xindex::initialize_symtab_xindex): New function.
8118 (Xindex::read_symtab_xindex): New function.
8119 (Xindex::sym_xindex_to_shndx): New function.
8120 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8122 (Sized_relobj::do_initialize_xindex): New function.
8123 (Sized_relobj::do_read_symbols): Adjust section links.
8124 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8125 parameter. Change all callers.
8126 (Sized_relobj::include_section_group): Adjust section links and
8127 symbol section indexes.
8128 (Sized_relobj::do_layout): Adjust section links.
8129 (Sized_relobj::do_count_local_symbols): Adjust section links and
8130 symbol section indexes.
8131 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8132 ordinary and special symbols.
8133 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8134 dynsym_xindex parameters. Change all callers. Adjust section
8135 links. Use SHN_XINDEX when needed.
8136 (Sized_relobj::get_symbol_location_info): Adjust section links.
8137 Don't get fooled by special symbols.
8138 * object.h (class Xindex): Define.
8139 (class Object): Add xindex_ parameter. Declare virtual functoin
8140 do_initialize_xindex.
8141 (Object::adjust_sym_shndx): New function.
8142 (Object::set_xindex): New protected function.
8143 (class Symbol_value): Add is_ordinary_shndx_ field.
8144 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8145 (Symbol_value::value): Assert ordinary section.
8146 (Symbol_value::initialize_input_to_output_map): Likewise.
8147 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8149 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8151 (class Sized_relobj): Update declarations.
8152 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8153 parameter. Change all callers.
8154 (Sized_relobj::adjust_shndx): New function.
8155 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8157 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8158 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8159 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8160 (Sized_dynobj::read_dynsym_section): Adjust section links.
8161 (Sized_dynobj::read_dynamic): Likewise.
8162 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8164 (Sized_dynobj::do_initialize_xindex): New function.
8165 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8166 do_initialize_xindex.
8167 (Sized_dynobj::adjust_shndx): New function.
8168 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8169 dynsym_xindex_ fields.
8170 (Layout::finalize): Add a call to set_section_indexes before
8171 creating the symtab sections.
8172 (Layout::set_section_indexes): Don't do anything if the section
8173 already has a section index.
8174 (Layout::create_symtab_sections): Add shnum parameter. Change
8175 caller. Create .symtab_shndx section if needed.
8176 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8178 (Layout::allocated_output_section_count): New function.
8179 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8181 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8182 fields. Update declarations.
8183 (Layout::symtab_xindex): New function.
8184 (Layout::dynsym_xindex): New function.
8185 (class Write_symbols_task): Add layout_ field.
8186 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8188 * output.cc (Output_section_headers::Output_section_headers): Add
8189 shstrtab_section parameter. Change all callers.
8190 (Output_section_headers::do_sized_write): Store overflow values
8191 for section count and section string table section index in
8192 section header zero.
8193 (Output_file_header::do_sized_write): Check for overflow of
8194 section count and section string table section index.
8195 (Output_symtab_xindex::do_write): New function.
8196 (Output_symtab_xindex::endian_do_write): New function.
8197 * output.h (class Output_section_headers): Add shstrtab_section_.
8198 Update declarations.
8199 (class Output_symtab_xindex): Define.
8200 (Output_section::has_out_shndx): New function.
8201 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8203 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8205 (Sized_symbol::init): Likewise.
8206 (Symbol::output_section): Check for ordinary symbol.
8207 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8208 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8210 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8211 Change all callers. Simplify handling of symbols from sections
8212 not included in the link.
8213 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8215 (Weak_alias_sorter::operator()): Assert that symbols are
8217 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8219 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8220 parameters. Change all callers.
8221 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8222 symbol distinction. Use SHN_XINDEX when needed.
8223 (Symbol_table::write_section_symbol): Add symtab_xindex
8224 parameter. Change all callers.
8225 (Symbol_table::sized_write_section_symbol): Likewise. Use
8226 SHN_XINDEX when needed.
8227 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8229 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8230 (Symbol::is_defined): Check is_ordinary.
8231 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8232 (Symbol::is_absolute, Symbol::is_common): Likewise.
8233 (class Sized_symbol): Update declarations.
8234 (class Symbol_table): Update declarations.
8235 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8236 parameters. Change all callers.
8237 (Sized_symbol::override): Likewise.
8238 (Symbol_table::override): Likewise.
8239 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8240 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8241 is_ordinary, and orig_st_shndx parameters. Change all callers.
8242 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8243 to be in an ordinary section.
8244 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8245 object and is_ordinary parameters. Change all callers.
8246 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8247 Change all callers. Don't add undefined or non-ordinary symbols
8249 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8251 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8253 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8254 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8255 (Sized_relobj::relocate_sections): Likewise.
8256 * target-reloc.h (scan_relocs): Adjust section symbol index.
8257 (scan_relocatable_relocs): Likewise.
8258 * i386.cc (Scan::local): Check for ordinary symbols.
8259 * sparc.cc (Scan::local): Likewise.
8260 * x86_64.cc (Scan::local): Likewise.
8261 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8262 to symbol_section_and_value.
8263 * testsuite/many_sections_test.cc: New file.
8264 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8265 (check_PROGRAMS): Add many_sections_test.
8266 (many_sections_test_SOURCES): Define.
8267 (many_sections_test_DEPENDENCIES): Define.
8268 (many_sections_test_LDFLAGS): Define.
8269 (BUILT_SOURCES): Add many_sections_define.h.
8270 (many_sections_define.h): New target.
8271 (BUILT_SOURCES): Add many_sections_check.h.
8272 (many_sections_check.h): New target.
8273 (check_PROGRAMS): Add many_sections_r_test.
8274 (many_sections_r_test_SOURCES): Define.
8275 (many_sections_r_test_DEPENDENCIES): Define.
8276 (many_sections_r_test_LDFLAGS): Define.
8277 (many_sections_r_test_LDADD): Define.
8278 (many_sections_r_test.o): New target.
8279 * testsuite/Makefile.in: Rebuild.
8281 2008-04-17 Cary Coutant <ccoutant@google.com>
8283 * errors.cc (Errors::info): New function.
8284 (gold_info): New function.
8285 * errors.h (Errors::info): New function.
8286 * gold.h (gold_info): New function.
8287 * object.cc (Input_objects::add_object): Print trace output.
8288 * options.cc (options::parse_set): New function.
8289 (General_options::parse_wrap): Deleted.
8290 (General_options::General_options): Deleted initializer.
8291 * options.h (options::String_set): New typedef.
8292 (options::parse_set): New function.
8293 (DEFINE_set): New macro.
8294 (General_options::wrap): Changed to use DEFINE_set. Changed
8295 callers of any_wrap_symbols and is_wrap_symbol.
8296 (General_options::trace, General_options::trace_symbol):
8298 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8299 (General_options::wrap_symbols_): Deleted.
8300 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8302 2008-04-17 David S. Miller <davem@davemloft.net>
8304 * options.cc (General_options::parse_V): New function.
8305 * options.h: Add entries for -V and -Qy.
8307 2008-04-17 Ian Lance Taylor <iant@google.com>
8309 * common.cc (Symbol_table::allocate_commons): Remove options
8310 parameter. Change caller.
8311 (Symbol_table::do_allocate_commons): Remove options parameter.
8312 Change caller. Just call do_allocate_commons_list twice.
8313 (Symbol_table::do_allocate_commons_list): New function, broken out
8314 of do_allocate_commons.
8315 * common.h (class Allocate_commons_task): Remove options_ field.
8317 * symtab.cc (Symbol_table::Symbol_table): Initialize
8319 (Symbol_table::add_from_object): Put TLS common symbols on
8321 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8322 which are IN_OUTPUT_DATA.
8323 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8324 allocate_commons and do_allocate_commons declarations. Declare
8325 do_allocate_commons_list.
8326 * gold.cc (queue_middle_tasks): Update creation of
8327 Allocate_commons_task to not pass options.
8328 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8329 (TLS_TEST_C_FLAGS): New variable.
8330 (tls_test_c_pic.o): New target.
8331 (tls_test_shared.so): Link in tls_test_c_pic.o.
8332 (tls_test_c_pic_ie.o): New target.
8333 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8334 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8335 (tls_test_c.o): New target.
8336 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8337 (tls_pic_test_LDADD): Likewise.
8338 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8339 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8340 (tls_test_c_gnu2.o): New target.
8341 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8343 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8344 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8345 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8346 * testsuite/tls_test.cc: Include "config.h".
8347 (t_last): Call t11_last.
8348 * testsuite/tls_test.h (t11, t11_last): Declare.
8349 * testsuite/tls_test_c.c: New file.
8350 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8351 * configure.ac: Check for OpenMP support.
8352 * configure, config.in, Makefile.in: Rebuild.
8353 * testsuite/Makefile.in: Rebuild.
8355 2008-04-16 Cary Coutant <ccoutant@google.com>
8357 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8358 (Target_i386::tls_base_symbol_defined_): New field.
8359 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8360 (Target_i386::Scan::global): Likewise.
8361 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8362 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8363 (Target_x86_64::tls_base_symbol_defined_): New field.
8364 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8365 (Target_x86_64::Scan::global): Likewise.
8367 2008-04-16 Cary Coutant <ccoutant@google.com>
8369 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8370 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8371 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8372 building shared libraries.
8373 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8374 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8375 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8376 * testsuite/Makefile.in: Rebuild.
8377 * testsuite/weak_undef.h: New file.
8378 * testsuite/weak_undef_file1.cc: Add extra test cases.
8379 * testsuite/weak_undef_file2.cc: Likewise.
8380 * testsuite/weak_undef_test.cc: Likewise.
8382 2008-04-16 David S. Miller <davem@davemloft.net>
8384 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8385 Add issued_non_pic_error_ field. Declare check_non_pic.
8386 (Target_sparc::Scan::check_non_pic): New function.
8387 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8388 (Target_sparc::Scan::global): Likewise.
8390 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8391 * configure: Rebuild.
8393 * options.h (DEFINE_enable): New macro.
8394 (new_dtags): New enable option.
8395 (initfirst, interpose, loadfltr, nodefaultlib,
8396 nodelete, nodlopen, nodump): New -z options.
8397 * layout.cc (Layout:finish_dynamic_section): If new
8398 dtags enabled, emit DT_RUNPATH. Also, emit a
8399 DT_FLAGS_1 containing any specified -z flags.
8401 2008-04-16 Ian Lance Taylor <iant@google.com>
8403 * copy-relocs.cc: New file.
8404 * copy-relocs.h: New file.
8405 * reloc.cc: Remove Copy_relocs code.
8406 * reloc.h: Likewise.
8407 * reloc-types.h (struct Reloc_types) [both versions]: Add
8408 get_reloc_addend_noerror.
8409 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8410 variants of add_global which take an addend which must be zero.
8411 * i386.cc: Include "copy-relocs.h".
8412 (class Target_i386): Change type of copy_relocs_ to variable,
8414 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8416 (Target_i386::do_finalize_sections): Change handling of
8418 * sparc.cc: Include "copy-relocs.h".
8419 (class Target_sparc): Change type of copy_relocs_ to variable,
8421 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8423 (Target_sparc::do_finalize_sections): Change handling of
8425 * x86_64.cc: Include "copy-relocs.h".
8426 (class Target_x86_64): Change type of copy_relocs_ to variable,
8428 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8429 class. Change all callers.
8430 (Target_x86_64::do_finalize_sections): Change handling of
8432 * Makefile.am (CCFILES): Add copy-relocs.cc.
8433 (HFILES): Add copy-relocs.h.
8435 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8437 * testsuite/script_test_4.sh: Permit leading zeroes.
8439 2008-04-15 Ian Lance Taylor <iant@google.com>
8441 * script-sections.cc (Script_sections::create_segments): Use
8442 header_size_adjustment even when there is enough room for the
8444 * testsuite/script_test_4.sh: New file.
8445 * testsuite/script_test_4.t: New file.
8446 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8447 (check_DATA): Add script_test_4.stdout.
8448 (MOSTLYCLEANFILES): Likewise.
8449 (script_test_4): New target.
8450 (script_test_4.stdout): New target.
8451 * testsuite/Makefile.in: Rebuild.
8453 * sparc.cc: Add definitions for Output_data_plt_sparc class
8456 2008-04-14 David S. Miller <davem@davemloft.net>
8458 * sparc.cc: New file.
8459 * Makefile.am (TARGETSOURCES): Add sparc.cc
8460 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8461 * configure.tgt: Document targ_extra_size and
8462 targ_extra_big_endian. Add entries for sparc-* and
8464 * configure.ac: Handle targ_extra_size and
8465 targ_extra_big_endian.
8466 * Makefile.in: Rebuild.
8467 * configure: Likewise.
8468 * po/POTFILES.in: Likewise.
8469 * po/gold.pot: Likewise.
8471 2008-04-14 Ian Lance Taylor <iant@google.com>
8473 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8474 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8475 in the name/type/flags to section mapping. Don't call
8476 allocate_output_section.
8477 (Layout::choose_output_section): Change parameter from adjust_name
8478 to is_input_section. Don't permit input sections after sections
8479 are attached to segments. Don't call allocate_output_section.
8480 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8481 not write_enable_output_section.
8482 (Layout::make_output_section): Don't push to
8483 unattached_section_list_ nor call attach_to_segment. Call
8484 attach_section_to_segment if sections are attached.
8485 (Layout::attach_sections_to_segments): New function.
8486 (Layout::attach_section_to_segment): New function.
8487 (Layout::attach_allocated_section_to_segment): Rename from
8488 attach_to_segment. Remove flags parameter.
8489 (Layout::allocate_output_section): Remove function.
8490 (Layout::write_enable_output_section): Remove function.
8491 * layout.h (class Layout): Update for above changes. Add new
8492 field sections_are_attached_.
8493 * output.h (Output_section::update_flags_for_input_section): New
8495 * output.cc (Output_section::add_input_section): Call
8496 update_flags_for_input_section.
8497 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8499 2008-04-11 Cary Coutant <ccoutant@google.com>
8501 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8502 thought unnecessary.
8503 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8505 2008-04-11 Ian Lance Taylor <iant@google.com>
8507 * output.h (class Output_section_data): Remove inline definition
8509 * output.cc (Output_section_data::set_addralign): New function.
8511 2008-04-11 Cary Coutant <ccoutant@google.com>
8513 Add support for TLS descriptors for i386 and x86_64.
8514 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8515 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8516 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8518 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8519 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8520 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8522 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8523 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8524 Fix problem with initial-exec relocations.
8525 (Target_i386::Relocate::relocate_tls): Likewise.
8526 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8528 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8529 support for section-plus-offset dynamic table entries.
8530 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8531 (Output_data_dynamic::Dynamic_entry): Add support for
8532 section-plus-offset dynamic table entries.
8533 (Output_data_dynamic::Classification): Likewise.
8534 (Output_data_dynamic::classification_): Renamed offset_.
8535 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8536 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8537 (Target_x86_64::make_plt_section): New function.
8538 (Target_x86_64::reserve_tlsdesc_entries): New function.
8539 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8540 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8541 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8542 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8543 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8544 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8545 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8546 add extra PLT entry for TLS descriptors.
8547 (Output_data_plt_x86_64::got_): New field.
8548 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8549 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8551 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8553 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8554 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8555 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8556 R_386_TLS_DESC_CALL relocations.
8557 (Target_x86_64::Scan::global): Likewise.
8558 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8559 for TLS descriptors.
8560 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8561 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8562 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8563 GD-to-IE relaxation.
8564 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8565 and TLS_DESCRIPTORS.
8566 * Makefile.in: Rebuild.
8567 * configure: Rebuild.
8568 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8569 (tls_test_shared2.so): New target.
8570 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8571 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8572 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8573 (tls_shared_gd_to_ie_test_LDADD): New variable.
8574 (tls_shared_gnu2_gd_to_ie_test): New target.
8575 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8577 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8578 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8579 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8580 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8581 (tls_shared_gnu2_test): New target.
8582 (tls_test_gnu2_shared.so): New target.
8583 (tls_shared_gnu2_test_SOURCES): New variable.
8584 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8585 (tls_shared_gnu2_test_LDFLAGS): New variable.
8586 (tls_shared_gnu2_test_LDADD): New variable.
8587 * testsuite/Makefile.in: Rebuild.
8588 * testsuite/Makefile.
8590 2008-04-11 Ian Lance Taylor <iant@google.com>
8592 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8594 * testsuite/Makefile.in: Rebuild.
8596 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8598 * testsuite/script_test_2.cc (main): Adjust test.
8600 2008-04-11 David S. Miller <davem@davemloft.net>
8601 Ian Lance Taylor <iant@google.com>
8603 * options.h (General_options): Add entries for '-Y' and
8605 * options.cc (General_options:finalize): If -Y was used, add those
8606 entries to the library path instead of the default "/lib" and
8609 2008-04-11 David S. Miller <davem@davemloft.net>
8611 * testsuite/justsyms.t: Start at 0x100.
8612 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8613 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8615 * testsuite/script_test_2.cc: Adjust string and section length
8618 2008-04-09 Ian Lance Taylor <iant@google.com>
8621 * script-sections.cc (Sections_element::allocate_to_segment): Add
8623 (Output_section_definition::allocate_to_segment): Likewise.
8624 (Orphan_output_section::allocate_to_segment): Likewise.
8625 (Script_sections::attach_sections_using_phdrs_clause): Don't
8626 propagate non-PT_LOAD segments to orphan sections.
8627 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8628 readelf rather than objdump.
8629 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8630 .interp section and PT_INTERP segment are the same size.
8631 * testsuite/Makefile.in: Rebuild.
8633 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8634 aliases for symbols defined in the same object.
8635 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8636 (weak_alias_test_SOURCES): New variable.
8637 (weak_alias_test_DEPENDENCIES): New variable.
8638 (weak_alias_test_LDFLAGS): New variable.
8639 (weak_alias_test_LDADD): New variable.
8640 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8641 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8642 (weak_alias_test_3.o): New target.
8643 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8644 * testsuite/weak_alias_test_main.cc: New file.
8645 * testsuite/weak_alias_test_1.cc: New file.
8646 * testsuite/weak_alias_test_2.cc: New file.
8647 * testsuite/weak_alias_test_3.cc: New file.
8649 2008-04-08 Ian Lance Taylor <iant@google.com>
8651 * options.h (class General_options): Add --noinhibit-exec option.
8652 * main.cc (main): Check --noinhibit-exec.
8654 * options.h (class General_options): Define --wrap as a special
8655 option. Add wrap_symbols_ field.
8656 (General_options::any_wrap_symbols): New function.
8657 (General_options::is_wrap_symbol): New function.
8658 * options.cc (General_options::parse_wrap): New function.
8659 (General_options::General_options): Initialize wrap_symbols_.
8660 * symtab.cc (Symbol_table::wrap_symbol): New function.
8661 (Symbol_table::add_from_object): Handle --wrap.
8662 * symtab.h (class Symbol_table): Declare wrap_symbol.
8663 * target.h (Target::wrap_char): New function.
8664 (Target::Target_info): Add wrap_char field.
8665 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8666 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8667 * testsuite/testfile.cc (Target_test::test_target_info):
8670 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8673 * layout.h (class Layout): Add added_eh_frame_data_ field.
8674 * layout.cc (Layout::Layout): Initialize new field.
8675 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8676 output section until we find a section we merged successfully.
8677 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8678 that the size be non-zero.
8680 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8683 2008-04-08 Craig Silverstein <csilvers@google.com>
8685 * configure.ac: Export new conditional variable HAVE_ZLIB.
8686 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8688 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8689 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8691 2008-04-07 Ian Lance Taylor <iant@google.com>
8693 * version.cc (version_string): Set to "1.5".
8695 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8696 Add issued_non_pic_error_ field. Declare check_non_pic.
8697 (Target_x86_64::Scan::check_non_pic): New function.
8698 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8699 (Target_x86_64::Scan::global): Likewise.
8701 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8702 addend parameter. Change caller. Handle merge sections.
8703 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8704 Address to Addend. Don't add in the result of
8705 local_section_offset, pass down the addend and use the returned
8707 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8708 Update declarations of local_section_offset and symbol_value.
8709 * testsuite/two_file_test_1.cc (t18): New function.
8710 * testsuite/two_file_test_2.cc (f18): New function.
8711 * testsuite/two_file_test_main.cc (main): Call t18.
8712 * testsuite/two_file_test.h (t18, f18): Declare.
8714 * configure.ac: Don't test for objdump, c++filt, or readelf.
8715 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8717 (TEST_READELF): New variable.
8718 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8719 (check_PROGRAMS): Add two_file_strip_test.
8720 (two_file_strip_test): New target.
8721 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8722 (two_file_same_shared_strip_test_SOURCES): New variable.
8723 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8724 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8725 (two_file_same_shared_strip_test_LDADD): New variable.
8726 (two_file_shared_strip.so): New target.
8727 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8728 (ver_test_5.syms, ver_test_7.syms): Likewise.
8729 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8730 (strip_test_3.stdout): Use TEST_OBJDUMP.
8731 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8733 2008-04-04 Cary Coutant <ccoutant@google.com>
8735 * symtab.h (Symbol::is_weak_undefined): New function.
8736 (Symbol::is_strong_undefined): New function.
8737 (Symbol::is_absolute): New function.
8738 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8739 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8741 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8742 (weak_undef_test): New target.
8743 * testsuite/Makefile.in: Rebuild.
8744 * testsuite/weak_undef_file1.cc: New file.
8745 * testsuite/weak_undef_file2.cc: New file.
8746 * testsuite/weak_undef_test.cc: New file.
8748 2008-04-03 Craig Silverstein <csilvers@google.com>
8750 * compressed_output.h (class Output_compressed_section): Use
8752 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8754 (zlib_compressed_suffix): Removed.
8755 (Output_compressed_section::set_final_data_size): Use unsigned
8757 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8758 Fix linker invocation.
8759 (flagstest_o_specialfile_and_compress_debug_sections):
8761 * testsuite/Makefile.in: Regenerated.
8763 2008-04-02 David S. Miller <davem@davemloft.net>
8765 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8766 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8768 2008-04-02 Craig Silverstein <csilvers@google.com>
8772 2008-04-02 Ian Lance Taylor <iant@google.com>
8774 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8775 parameters. Update for new key type to views_. Change all
8777 (File_read::read): Adjust for byteshift in returned view.
8778 (File_read::add_view): New function, broken out of
8780 (File_read::make_view): New function, broken out of
8782 (File_read::find_or_make_view): Add offset and aligned
8783 parameters. Rewrite accordingly. Change all callers.
8784 (File_read::get_view): Add offset and aligned parameters. Adjust
8785 for byteshift in return value.
8786 (File_read::get_lasting_view): Likewise.
8787 * fileread.h (class File_read): Update declarations.
8788 (class File_read::View): Add byteshift_ field. Add byteshift to
8789 constructor. Add byteshift method.
8790 * archive.h (Archive::clear_uncached_views): New function.
8791 (Archive::get_view): Add aligned parameter. Change all callers.
8792 * object.h (Object::get_view): Add aligned parameter. Change all
8794 (Object::get_lasting_view): Likewise.
8796 * fileread.cc (File_read::release): Don't call clear_views if
8797 there are multiple objects.
8798 * fileread.h (File_read::clear_uncached_views): New function.
8799 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8802 2008-03-31 Cary Coutant <ccoutant@google.com>
8804 Add thin archive support.
8805 * archive.cc (Archive::armagt): New const.
8806 (Archive::setup): Remove task parameter and calls to unlock.
8807 (Archive::unlock_nested_archives): New function.
8808 (Archive::read_header): Add nested_off parameter. Change
8810 (Archive::interpret_header): Likewise.
8811 (Archive::include_all_members): Change to handle thin
8813 (Archive::include_member): Likewise.
8814 * archive.h (Archive::Archive): Add new parameters and
8816 (Archive::armagt): New const.
8817 (Archive::setup): Remove task parameter.
8818 (Archive::unlock_nested_archives): New function.
8819 (Archive::read_header): Add nested_off parameter.
8820 (Archive::interpret_header): Likewise.
8821 (Archive::Nested_archive_table): New typedef.
8822 (Archive::is_thin_archive_): New field.
8823 (Archive::nested_archives_): New field.
8824 (Archive::options_): New field.
8825 (Archive::dirpath_): New field.
8826 (Archive::task_): New field.
8827 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8828 for thin archives. Pass additional parameters to
8829 Archive::Archive. Unlock the archive file after calling
8832 2008-03-29 Ian Lance Taylor <iant@google.com>
8834 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8835 version symbol to be local.
8836 * testsuite/ver_test_4.sh: New file.
8837 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8838 (check_DATA): Add ver_test_4.syms.
8839 (ver_test_4.syms): New target.
8840 * testsuite/Makefile.in: Rebuild.
8843 (Output_section::Input_section_sort_entry::has_priority): New
8845 (Output_section::Input_section_sort_entry::match_file_name): New
8847 (Output_section::Input_section_sort_entry::match_section_name):
8849 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8851 (Output_section::Input_section_sort_entry::match_section_file):
8853 (Output_section::Input_section_sort_compare::operator()): Rewrite
8854 using new Input_section_sort_entry functions. Sort crtbegin and
8855 crtend first. Sort sections with no priority before sections with
8857 * testsuite/initpri1.c (d3): Check j != 4.
8858 (cd5): New constructor/destructor function.
8859 (main): Check j != 2.
8861 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8862 new symbol when resolving, don't call set_is_default.
8863 * testsuite/ver_test_7.cc: New file.
8864 * testsuite/ver_test_7.sh: New file.
8865 * testsuite/Makefile.am (ver_test_7.so): New target.
8866 (ver_test_7.o): New target.
8867 (check_SCRIPTS): Add ver_test_7.sh.
8868 (check_DATA): Add ver_test_7.syms.
8869 (ver_test_7.syms): New target.
8871 2008-03-28 Ian Lance Taylor <iant@google.com>
8873 * layout.cc (Layout::layout): If we see an input section with a
8874 name that needs sorting, set the must_sort flag for the output
8876 (Layout::make_output_section): If the name of the output section
8877 indicates that it might require sorting, set the may_sort flag.
8878 * output.h (Output_section::may_sort_attached_input_sections): New
8880 (Output_section::set_may_sort_attached_input_sections): New
8882 (Output_section::must_sort_attached_input_sections): New
8884 (Output_section::set_must_sort_attached_input_sections): New
8886 (class Output_section): Declare Input_section_sort_entry. Define
8887 Input_section_sort_compare. Declare
8888 sort_attached_input_sections. Add new fields:
8889 may_sort_attached_input_sections_,
8890 must_sort_attached_input_sections_,
8891 attached_input_sections_are_sorted_.
8892 * output.cc (Output_section::Output_section): Initialize new
8894 (Output_section::add_input_section): Add an entry to
8895 input_sections_ if may_sort or must_sort are true.
8896 (Output_section::set_final_data_size): Call
8897 sort_attached_input_sections if necessary.
8898 (Output_section::Input_section_sort_entry): Define new class.
8899 (Output_section::Input_section_sort_compare::operator()): New
8901 (Output_section::sort_attached_input_sections): New function.
8902 * configure.ac: Check whether the compiler supports constructor
8903 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8904 * testsuite/initpri1.c: New file.
8905 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8906 CONSTRUCTOR_PRIORITY.
8907 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8908 (initpri1_LDFLAGS): New variable.
8909 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8911 2008-03-27 Ian Lance Taylor <iant@google.com>
8913 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8914 * testsuite/common_test_1.c: New file.
8915 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8916 (common_test_1_SOURCES): New variable.
8917 (common_test_1_DEPENDENCIES): New variable.
8918 (common_test_1_LDFLAGS): New variable.
8920 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8921 and commons_ correctly when NAME/VERSION does not override
8923 * testsuite/ver_test_6.c: New file.
8924 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8925 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8926 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8928 2008-03-26 Ian Lance Taylor <iant@google.com>
8930 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8931 of an undefined symbol from a version script.
8932 * testsuite/Makefile.am (ver_test_5.so): New target.
8933 (ver_test_5.o): New target.
8934 (check_SCRIPTS): Add ver_test_5.sh.
8935 (check_DATA): Add ver_test_5.syms.
8936 (ver_test_5.syms): New target.
8937 * testsuite/ver_test_5.cc: New file.
8938 * testsuite/ver_test_5.script: New file.
8939 * testsuite/ver_test_5.sh: New file.
8940 * Makefile.in, testsuite/Makefile.in: Rebuild.
8943 Fix problems building gold with gcc 4.3.0.
8944 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8945 (gold_error_at_location, gold_warning_at_location): Use it.
8946 * configure.ac: Check whether we can compile and use a template
8947 function with a printf attribute.
8948 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8949 when jumping over bytes.
8950 * object.cc: Instantiate Object::read_section_data.
8951 * debug.h: Include <cstring>
8952 * dwarf_reader.cc: Include <algorithm>
8953 * main.cc: Include <cstring>.
8954 * options.cc: Include <cstring>.
8955 * output.cc: Include <cstring>.
8956 * script.cc: Include <cstring>.
8957 * script.h: Include <string>.
8958 * symtab.cc: Include <cstring> and <algorithm>.
8959 * target-select.cc: Include <cstring>.
8960 * version.cc: Include <string>.
8961 * testsuite/testmain.cc: Include <cstdlib>.
8962 * configure, config.in: Rebuild.
8964 2008-03-25 Ian Lance Taylor <iant@google.com>
8966 * options.cc: Include "../bfd/bfdver.h".
8967 (options::help): Print bug reporting address.
8969 * version.cc (print_version): Adjust output for current value of
8974 * options.cc (options::help): Print list of supported targets.
8975 * target-select.h: Include <vector>.
8976 (class Target_selector): Make machine_, size_, and is_big_endian_
8977 fields const. Add bfd_name_ and instantiated_target_ fields.
8978 (Target_selector::Target_selector): Add bfd_name parameter.
8979 (Target_selector::recognize): Make non-virtual, call
8981 (Target_selector::recognize_by_name): Make non-virtual, call
8982 do_recognize_by_name.
8983 (Target_selector::supported_names): New function.
8984 (Target_selector::bfd_name): New function.
8985 (Target_selector::do_instantiate_target): New pure virtual
8987 (Target_selector::do_recognize): New virtual function.
8988 (Target_selector::do_recognize_by_name): New virtual function.
8989 (Target_selector::instantiate_target): New private function.
8990 (supported_target_names): Declare.
8991 * target-select.cc (Target_selector::Target_selector): Update for
8992 new parameter and fields.
8993 (select_target_by_name): Check that the name matches before
8994 calling recognize_by_name.
8995 (supported_target_names): New function.
8996 * i386.cc (class Target_selector_i386): Update Target_selector
8997 constructor call. Remove recognize and recognize_by_name. Add
8998 do_instantiate_target.
8999 * x86_64.cc (class Target_selector_x86_64): Likewise.
9000 * testsuite/testfile.cc (class Target_selector_test): Update for
9001 changes to Target_selector.
9003 * README: Rewrite, with some notes on unsupported features.
9005 2008-03-24 Cary Coutant <ccoutant@google.com>
9007 * i386.cc (Target_i386::Got_type): New enum declaration.
9008 (Target_i386::Scan::local): Updated callers of Output_data_got
9010 (Target_i386::Scan::global): Likewise.
9011 (Target_i386::Relocate::relocate): Likewise.
9012 (Target_i386::Relocate::relocate_tls): Likewise.
9013 * object.h (Got_offset_list): New class.
9014 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9015 (Sized_relobj::local_got_offset): Likewise.
9016 (Sized_relobj::set_local_got_offset): Likewise.
9017 (Sized_relobj::local_has_tls_got_offset): Removed.
9018 (Sized_relobj::local_tls_got_offset): Removed.
9019 (Sized_relobj::set_local_tls_got_offset): Removed.
9020 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9021 * output.cc (Output_data_got::add_global): Added got_type parameter.
9022 (Output_data_got::add_global_with_rel): Likewise.
9023 (Output_data_got::add_global_with_rela): Likewise.
9024 (Output_data_got::add_global_pair_with_rel): New function.
9025 (Output_data_got::add_global_pair_with_rela): New function.
9026 (Output_data_got::add_local): Added got_type parameter.
9027 (Output_data_got::add_local_with_rel): Likewise.
9028 (Output_data_got::add_local_with_rela): Likewise.
9029 (Output_data_got::add_local_pair_with_rel): New function.
9030 (Output_data_got::add_local_pair_with_rela): New function.
9031 (Output_data_got::add_global_tls): Removed.
9032 (Output_data_got::add_global_tls_with_rel): Removed.
9033 (Output_data_got::add_global_tls_with_rela): Removed.
9034 (Output_data_got::add_local_tls): Removed.
9035 (Output_data_got::add_local_tls_with_rel): Removed.
9036 (Output_data_got::add_local_tls_with_rela): Removed.
9037 * output.h (Output_data_got::add_global): Added got_type parameter.
9038 (Output_data_got::add_global_with_rel): Likewise.
9039 (Output_data_got::add_global_with_rela): Likewise.
9040 (Output_data_got::add_global_pair_with_rel): New function.
9041 (Output_data_got::add_global_pair_with_rela): New function.
9042 (Output_data_got::add_local): Added got_type parameter.
9043 (Output_data_got::add_local_with_rel): Likewise.
9044 (Output_data_got::add_local_with_rela): Likewise.
9045 (Output_data_got::add_local_pair_with_rel): New function.
9046 (Output_data_got::add_local_pair_with_rela): New function.
9047 (Output_data_got::add_global_tls): Removed.
9048 (Output_data_got::add_global_tls_with_rel): Removed.
9049 (Output_data_got::add_global_tls_with_rela): Removed.
9050 (Output_data_got::add_local_tls): Removed.
9051 (Output_data_got::add_local_tls_with_rel): Removed.
9052 (Output_data_got::add_local_tls_with_rela): Removed.
9053 * resolve.cc (Symbol::override_base_with_special): Removed
9054 reference to has_got_offset_ field.
9055 * symtab.cc (Symbol::init_fields): Replaced initialization
9056 of got_offset_ with got_offsets_. Removed initialization
9058 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9059 (Symbol::got_offset): Likewise.
9060 (Symbol::set_got_offset): Likewise.
9061 (Symbol::has_tls_got_offset): Removed.
9062 (Symbol::tls_got_offset): Removed.
9063 (Symbol::set_tls_got_offset): Removed.
9064 (Symbol::got_offset_): Removed.
9065 (Symbol::tls_mod_got_offset_): Removed.
9066 (Symbol::tls_pair_got_offset_): Removed.
9067 (Symbol::got_offsets_): New field.
9068 (Symbol::has_got_offset): Removed.
9069 (Symbol::has_tls_mod_got_offset): Removed.
9070 (Symbol::has_tls_pair_got_offset): Removed.
9071 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9072 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9074 (Target_x86_64::Scan::global): Likewise.
9075 (Target_x86_64::Relocate::relocate): Likewise.
9076 (Target_x86_64::Relocate::relocate_tls): Likewise.
9078 2008-03-25 Ben Elliston <bje@au.ibm.com>
9080 * yyscript.y: Fix spelling error in comment.
9082 2008-03-24 Ian Lance Taylor <iant@google.com>
9084 * options.h (class General_options): Define build_id option.
9085 * layout.h (class Layout): Declare write_build_id, create_note,
9086 create_build_id. Add build_id_note_ member.
9087 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9088 "libiberty.h", "md5.h", "sha1.h".
9089 (Layout::Layout): Initialize eh_frame_data_,
9090 eh_frame_hdr_section_, and build_id_note_.
9091 (Layout::finalize): Call create_build_id.
9092 (Layout::create_note): New function, broken out of
9093 Layout::create_gold_note.
9094 (Layout::create_gold_note): Call create_note.
9095 (Layout::create_build_id): New function.
9096 (Layout::write_build_id): New function.
9097 (Close_task_runner::run): Call write_build_id.
9099 * x86_64.cc: Correct license to GPLv3.
9101 2008-03-23 Ian Lance Taylor <iant@google.com>
9103 * options.cc: Include "demangle.h".
9104 (parse_optional_string): New function.
9105 (parse_long_option): Handle takes_optional_argument.
9106 (parse_short_option): Update dash_z initializer. Handle
9107 takes_optional_argument.
9108 (General_options::General_options): Initialize do_demangle_.
9109 (General_options::finalize): Set do_demangle_. Handle demangling
9111 * options.h (parse_optional_string): Declare.
9112 (struct One_option): Add optional_arg field. Update constructor.
9113 Update call constructor calls. Add takes_optional_argument
9115 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9116 (DEFINE_optional_string): Define.
9117 (General_options::demangle): Change from DEFINE_bool to
9118 DEFINE_optional_string.
9119 (General_options::no_demangle): New function.
9120 (General_options::do_demangle): New function.
9121 (General_options::set_do_demangle): New function.
9122 (General_options::execstack_status_): Move definition to end of
9124 (General_options::static_): Likewise.
9125 (General_options::do_demangle_): New field.
9126 * object.cc (big_endian>::get_symbol_location_info): Call
9127 Options::do_demangle, not Options::demangle.
9128 * symtab.cc (demangle): Likewise.
9130 2008-03-22 Ian Lance Taylor <iant@google.com>
9132 * gold.h: Include <cstddef> and <sys/types.h>
9133 * options.h: Include <cstring>.
9135 2008-03-21 Ian Lance Taylor <iant@google.com>
9137 * Added source code to GNU binutils.
OSDN Git Service
