1 2010-10-11 Cary Coutant <ccoutant@google.com>
3 * options.h (class General_options): Redefine -z lazy as an alias for
4 the negation of -z now.
6 2010-10-11 Ian Lance Taylor <iant@google.com>
8 * resolve.cc (symbol_to_bits): Report the value of the unsupported
11 2010-10-06 Nick Clifton <nickc@redhat.com>
13 * script-sections.cc(class Memory_region): Remove
14 current_lma_offset_ field. Rename current_vma_offset_ to
15 current_offset_. Add last_section_ field.
16 (Memory_region::get_current_vma_address): Rename to
18 (Memory_region::get_current_lma_address): Delete.
19 (Memory_region::increment_vma_offset): Rename to
21 (Memory_region::increment_lma_offset): Delete.
22 (Memory_region::attributes_compatible): New method. Returns
23 true if the provided section is compatible with the region.
24 (Memory_region::get_last_section): New method. Returns the last
25 section to use the region.
26 (Memory_region::set_last_section): New method. Stores the last
27 section to use the region.
28 (Script_sections::block_in_region): New method. Returns true if
29 a block of memory is contained within a region.
30 (Script_sections::find_memory_region): New method. Locates a
31 memory region to be used to set a VMA or LMA address.
32 (Output_section_definition::set_section_addresses): Add code to
33 check for addresses set by memory regions.
34 (Output_segment::set_section_addresses): Remove memory region
36 (Script_sections::create_segment): Add a warning if a header
37 segment is created outside of any region.
38 * script-sections.h (class Script_sections): Add prototypes for
39 find_memory_region and block_in_region methods.
40 * testsuite/memory_test.s: Use .long instead of .word.
41 * testsuite/memory_test.t: Add some more output sections.
42 * testsuite/memory_test.sh: Update expected output.
44 2010-10-02 Doug Kwan <dougkwan@google.com>
46 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
48 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
49 declaration to defintion.
51 2010-10-01 Nick Clifton <nickc@redhat.com>
53 * expression.cc (eval): Replace dummy argument with NULL.
54 (eval_maybe_dot): Check for a NULL result section pointer.
55 (Symbol_expression::value): Likewise.
56 (Dot_expression::value): Likewise.
57 (BINARY_EXPRESSION): Likewise.
58 (Max_expression::value): Likewise.
59 (Min_expression::value): Likewise.
60 (Absolute_expression::value): Likewise.
61 (Addr_expression::value_from_output_section): Likewise.
62 (Loaddddr_expression::value_from_output_section): Likewise.
63 (Segment_start_expression::value): Likewise.
65 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
67 (Sections_elememt_dot_assignment::set_section_addresses):
69 (Output_data_expression::do_write_to_buffer): Likewise.
70 (Output_section_definition::finalize_symbols): Likewise.
71 (Output_section_definition::set_section_addresses): Likewise.
73 2010-09-30 Doug Kwan <dougkwan@google.com>
75 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
77 2010-09-28 Sriraman Tallam <tmsriram@google.com>
79 * target.h (Target::can_icf_inline_merge_sections): New virtual
81 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
83 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
85 * icf.cc (get_section_contents): Inline merge sections only when
88 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
90 * configure: Regenerate.
92 2010-09-17 Ian Lance Taylor <iant@google.com>
94 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
95 * testsuite/Makefile.am (memory_test.o): New target.
96 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
98 * testsuite/Makefile.in: Rebuild.
100 2010-09-17 Doug Kwan <dougkwan@google.com>
102 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
103 defintion if relocation uses GOT entries of the symbol.
104 * testsuite/icf_safe_test.sh: Fix test.
105 * testsuite/icf_safe_so_test.sh: Fix test.
107 2010-09-16 Cary Coutant <ccoutant@google.com>
109 * script_sections.cc (class Memory_region): Remove "NULL" from
110 vector initializations.
112 2010-09-15 Cary Coutant <ccoutant@google.com>
114 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
115 Resolve forwarding symbols.
117 2010-09-15 Doug Kwan <dougkwan@google.com>
119 * gold/testsuite/script_test_3.t: Add ARM special sections.
120 * gold/testsuite/script_test_4.t: Same.
121 * gold/testsuite/script_test_5.t: Same.
122 * gold/testsuite/script_test_6.t: Same.
123 * gold/testsuite/script_test_7.t: Same.
124 * gold/testsuite/script_test_7.t: Same.
125 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
127 2010-09-14 Cary Coutant <ccoutant@google.com>
129 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
130 (Target_x86_64::Relocate::relocate_tls): Replace check for
131 saw_tls_block_reloc_ with test for executable section.
133 2010-09-12 Cary Coutant <ccoutant@google.com>
135 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
136 position-independent executables to shared libraries need dynamic
138 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
139 position-independent executables.
140 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
141 * testsuite/Makefile.in: Regenerate.
143 2010-09-10 Nick Clifton <nickc@redhat.com>
146 * testsuite/memory_test.t: Discard any sections that are not
149 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
152 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
153 "This::" to work around a bug in gcc 4.2.
155 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
157 2010-09-09 Rafael Espindola <espindola@google.com>
159 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
160 sections with different PF_X flags in the same segment.
161 (Layout::find_first_load_seg): Search all segments to find the first
163 * options.h (rosegment): New.
165 2010-09-08 Rafael Espindola <espindola@google.com>
167 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
169 2010-09-08 Doug Kwan <dougkwan@google.com>
171 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
172 (Arm_relobj::do_relocate_sections): Add new parameter for output
173 file to match the parent.
174 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
175 of local symbols instead of input values. Update code to track
176 changes in gold::relocate_section.
177 * object.cc (Sized_relobj::compute_final_local_value): New methods.
178 (Sized_relobj::compute_final_local_value_internal): New methods.
179 (Sized_relobj::do_finalize_local_symbols): Move code from loop
180 body into private version of Sized_relobj::compute_final_local_value.
181 Call the inline method.
182 * object.h (Symbol_value::Symbol_value): Define destructor. Free
183 merged symbol value if there is one.
184 (Symbol_value::has_output_value): New method defintiion.
185 (Sized_relobj::Compute_final_local_value_status): New enum type.
186 (Sized_relobj::compute_final_local_value): New methods.
187 (Sized_relobj::compute_final_local_value_internal): New methods.
188 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
189 and arm_cortex_a8.sh.
190 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
191 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
193 * Makefile.in: Regenerate.
194 * testsuite/arm_bl_out_of_range.s: Update test.
195 * testsuite/thumb_bl_out_of_range.s: Ditto.
196 * testsuite/thumb_blx_out_of_range.s: Ditto.
197 * testsuite/arm_branch_out_of_range.sh: New file.
198 * testsuite/arm_cortex_a8.sh: Ditto.
199 * testsuite/arm_cortex_a8_b.s: Ditto.
200 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
201 * testsuite/arm_cortex_a8_b_local.s: Ditto.
202 * testsuite/arm_cortex_a8_bl.s: Ditto.
203 * testsuite/arm_cortex_a8_blx.s: Ditto.
204 * testsuite/arm_cortex_a8_local.s: Ditto.
205 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
206 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
208 2010-09-08 Rafael Espindola <espindola@google.com>
210 * Makefile.am (memory_test.stdout): Run readelf with -W.
211 * Makefile.in: Regenerate.
212 * testsuite/memory_test.sh: Make the regexps accept both 32 and
215 2010-09-08 Rafael Espindola <espindola@google.com>
217 * script-sections.cc (Script_sections::add_memory_region): Convert
218 field precision to int.
219 * script.cc (script_set_section_region, script_set_section_region):
220 Convert field precision to int.
222 2010-09-08 Rafael Espindola <espindola@google.com>
224 * arm.cc (do_finalize_sections): Create the __exidx_start and
225 __exdix_end symbols even when the section is missing.
227 2010-09-08 Nick Clifton <nickc@redhat.com>
229 * README: Remove claim that MEMORY is not supported.
230 * expression.cc (script_exp_function_origin)
231 (script_exp_function_length): Move from here to ...
232 * script.cc: ... here.
233 (script_set_section_region, script_add_memory)
234 (script_parse_memory_attr, script_include_directive): New
237 (class Memory_region): New class.
238 (class Output_section_definition): Add set_memory_region,
239 set_section_vma, set_section_lma and get_section_name methods.
240 (class Script_Sections): Add add_memory_region,
241 find_memory_region, find_memory_region_origin,
242 find_memory_region_length and set_memory_region methods.
243 Have set_section_addresses method walk the list of set memory
245 Extend the print methos to display memory regions.
246 * script-sections.h: Add prototypes for new methods.
247 Add enum for MEMORY region attributes.
248 * yyscript.y: Add support for parsing MEMORY regions.
249 * script-c.h: Add prototypes for new functions.
250 * testsuite/Makefile.am: Add test of MEMORY region functionality.
251 * testsuite/Makefile.in: Regenerate.
252 * testsuite/memory_test.sh: New script.
253 * testsuite/memory_test.s: New assembler source file.
254 * testsuite/memory_test.t: New linker script.
256 2010-08-27 Doug Kwan <dougkwan@google.com>
258 * gold/resolve.cc (Symbol_table::should_override): Let a weak
259 reference override an existing dynamic weak reference.
260 * testsuite/Makefile.am: Add new test dyn_weak_ref.
261 * testsuite/Makefile.in: Regenerate.
262 * testsuite/dyn_weak_ref.sh: New file.
263 * testsuite/dyn_weak_ref_1.c: Ditto.
264 * testsuite/dyn_weak_ref_2.c: Ditto.
266 2010-08-27 Ian Lance Taylor <iant@google.com>
268 * incremental.h (class Incremental_input_entry): Add virtual
271 2010-08-27 Ian Lance Taylor <iant@google.com>
273 * testsuite/start_lib_test_3.c: Mark t3 as used.
275 2010-08-27 Nick Clifton <nickc@redhat.com>
277 * options.cc (version_script): Fix small typo in previous
280 2010-08-25 Nick Clifton <nickc@redhat.com>
282 * archive.cc: Formatting fixes: Remove whitespace between
283 typename and following asterisk. Remove whitespace between
284 function name and opening parenthesis.
285 * archive.h: Likewise.
287 * attributes.cc: Likewise.
288 * attributes.h: Likewise.
289 * common.cc: Likewise.
290 * copy-relocs.cc: Likewise.
291 * dirsearch.h: Likewise.
292 * dynobj.cc: Likewise.
293 * ehframe.cc: Likewise.
294 * ehframe.h: Likewise.
295 * expression.cc: Likewise.
296 * fileread.cc: Likewise.
297 * fileread.h: Likewise.
299 * gold-threads.cc: Likewise.
303 * incremental-dump.cc: Likewise.
304 * incremental.cc: Likewise.
305 * layout.cc: Likewise.
306 * layout.h: Likewise.
308 * merge.cc: Likewise.
310 * object.cc: Likewise.
311 * object.h: Likewise.
312 * options.cc: Likewise.
313 * options.h: Likewise.
314 * output.cc: Likewise.
315 * output.h: Likewise.
316 * plugin.cc: Likewise.
317 * plugin.h: Likewise.
318 * powerpc.cc: Likewise.
319 * reloc.cc: Likewise.
320 * script-c.h: Likewise.
321 * script-sections.cc: Likewise.
322 * script.cc: Likewise.
323 * stringpool.cc: Likewise.
324 * symtab.cc: Likewise.
325 * symtab.h: Likewise.
326 * target.cc: Likewise.
327 * timer.cc: Likewise.
329 * version.cc: Likewise.
330 * x86_64.cc: Likewise.
332 2010-08-24 Nick Clifton <nickc@redhat.com>
335 * layout.cc (segment_precedes): Sort segments by their physical
336 addresses, if they have been set.
338 2010-08-23 Cary Coutant <ccoutant@google.com>
340 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
342 (Lib_group::include_member): Unlock object after deleting its
344 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
347 2010-08-19 Neil Vachharajani <nvachhar@google.com>
348 Cary Coutant <ccoutant@google.com>
350 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
351 constructor, and set_blocker.
352 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
354 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
355 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
356 * testsuite/Makefile.am (start_lib_test): New test case.
357 * testsuite/Makefile.in: Regenerate.
358 * testsuite/start_lib_test_main.c: New file.
359 * testsuite/start_lib_test_1.c: New file.
360 * testsuite/start_lib_test_2.c: New file.
361 * testsuite/start_lib_test_3.c: New file.
363 2010-08-19 Ian Lance Taylor <iant@google.com>
365 * Makefile.in: Rebuild with automake 1.11.1.
366 * aclocal.m4: Likewise.
367 * testsuite/Makefile.in: Likewise.
369 2010-08-19 Ian Lance Taylor <iant@google.com>
372 * i386.cc (class Output_data_plt_i386): Update declarations.
373 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
374 local_ifuncs_ fields.
375 (Target_i386::do_plt_section_for_global): New function.
376 (Target_i386::do_plt_section_for_local): New function.
377 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
378 parameter; change all callers. Initialize global_ifuncs_ and
379 local_ifuncs_. If doing a static link define __rel_iplt_start and
381 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
382 (Output_data_plt_i386::add_local_ifunc_entry): New function.
383 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
385 (Target_i386::make_plt_section): New function, broken out of
386 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
387 (Target_i386::make_plt_entry): Call make_plt_section.
388 (Target_i386::make_local_ifunc_plt_entry): New function.
389 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
390 (Target_i386::Scan::local): Handle IFUNC symbols. Add
391 R_386_IRELATIVE to switch.
392 (Target_i386::Scan::global): Likewise.
393 (Target_i386::Relocate::relocate): Likewise.
394 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
396 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
397 (Target_x86_64::do_plt_section_for_global): New function.
398 (Target_x86_64::do_plt_section_for_local): New function.
399 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
400 parameter; change all callers. If doing a static link define
401 __rela_iplt_start and __rela_iplt_end.
402 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
403 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
404 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
406 (Target_x86_64::make_local_ifunc_plt_entry): New function.
407 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
409 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
410 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
411 R_X86_64_IRELATIVE to switch.
412 (Target_x86_64::Scan::global): Likewise.
413 (Target_x86_64::Relocate::relocate): Likewise.
414 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
416 * target.h (class Target): Add plt_section_for_global and
417 plt_section_for_local functions. Add do_plt_section_for_global
418 and do_plt_section_for_local virtual functions.
419 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
421 (Symbol::use_plt_offset): Handle IFUNC symbol.
422 * object.cc (Sized_relobj::Sized_relobj): Initialize
424 (Sized_relobj::local_has_plt_offset): New function.
425 (Sized_relobj::local_plt_offset): New function.
426 (Sized_relobj::set_local_plt_offset): New function.
427 (Sized_relobj::do_count): Handle IFUNC symbol.
428 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
429 a bit away from input_shndx_ field. Add set_is_func_symbol and
430 is_ifunc_symbol functions.
431 (class Sized_relobj): Update declarations. Remove Tls_got_entry
432 and Local_tls_got_offsets. Define Local_plt_offsets. Add
433 local_plt_offsets_ field.
434 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
435 * output.h (class Output_section_data): Add non-const
436 output_section function.
437 (class Output_data_got): Update declarations.
438 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
439 Add use_plt_offset parameter to global and local constructors.
440 Change all callers. Change local_sym_index_ field to 31 bits.
441 Change GSYM_CODE and CONSTANT_CODE accordingly.
442 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
443 doing a static link don't set sh_link field.
444 (Output_data_got::Got_entry::write): Use PLT offset if
446 (Output_data_got::add_global_plt): New function.
447 (Output_data_got::add_local_plt): New function.
448 * target-reloc.h (relocate_section): Handle IFUNC symbol.
449 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
450 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
451 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
452 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
454 * testsuite/ifunc-sel.h: New file.
455 * testsuite/ifuncmain1.c: New file.
456 * testsuite/ifuncmain1vis.c: New file.
457 * testsuite/ifuncmod1.c: New file.
458 * testsuite/ifuncdep2.c: New file.
459 * testsuite/ifuncmain2.c: New file.
460 * testsuite/ifuncmain3.c: New file.
461 * testsuite/ifuncmod3.c: New file.
462 * testsuite/ifuncmain4.c: New file.
463 * testsuite/ifuncmain5.c: New file.
464 * testsuite/ifuncmod5.c: New file.
465 * testsuite/ifuncmain6pie.c: New file.
466 * testsuite/ifuncmod6.c: New file.
467 * testsuite/ifuncmain7.c: New file.
468 * configure, testsuite/Makefile.in: Rebuild.
470 2010-08-18 Ian Lance Taylor <iant@google.com>
473 (Output_section_incremental_inputs::write_input_files): Add cast
474 to avoid signed/unsigned comparison warning.
475 (Output_section_incremental_inputs::write_info_blocks): Likewise.
477 2010-08-12 Cary Coutant <ccoutant@google.com>
479 * common.cc (Sort_commons::operator()): Remove unnecessary code.
481 2010-08-13 Ian Lance Taylor <iant@google.com>
483 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
485 2010-08-12 Cary Coutant <ccoutant@google.com>
486 Doug Kwan <dougkwan@google.com>
488 * resolve.cc (Symbol_table::should_override): When a weak dynamic
489 defintion overrides non-weak undef, remember that the original undef
491 * symtab.cc (Symbol_table::sized_write_global): For undef without
492 an original weak binding, set binding to global in output.
493 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
494 * testsuite/Makefile.in: Regenerate.
495 * testsuite/strong_ref_weak_def.sh: New file.
496 * testsuite/strong_ref_weak_def_1.c: Ditto.
497 * testsuite/strong_ref_weak_def_2.c: Ditto.
499 2010-08-12 Cary Coutant <ccoutant@google.com>
501 * testsuite/incremental_test.sh: Rewrite.
502 * testsuite/incremental_test_1.c: Rewrite.
503 * testsuite/incremental_test_2.c: Rewrite.
505 2010-08-12 Cary Coutant <ccoutant@google.com>
507 * arm.cc (Target_arm::got_size): Add const.
508 (Target_arm::got_entry_count): New function.
509 (Target_arm::plt_entry_count): New function.
510 (Target_arm::first_plt_entry_offset): New function.
511 (Target_arm::plt_entry_size): New function.
512 (Output_data_plt_arm::entry_count): New function.
513 (Output_data_plt_arm::first_plt_entry_offset): New function.
514 (Output_data_plt_arm::get_plt_entry_size): New function.
515 * i386.cc (Target_i386::got_size): Add const.
516 (Target_i386::got_entry_count): New function.
517 (Target_i386::plt_entry_count): New function.
518 (Target_i386::first_plt_entry_offset): New function.
519 (Target_i386::plt_entry_size): New function.
520 (Output_data_plt_i386::entry_count): New function.
521 (Output_data_plt_i386::first_plt_entry_offset): New function.
522 (Output_data_plt_i386::get_plt_entry_size): New function.
523 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
524 find_incremental_inputs_sections. Dump incremental_got_plt section.
525 * incremental.cc: Include target.h.
526 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
527 parameter. Adjust all callers. Find incremental_got_plt section.
528 (Incremental_inputs::create_data_sections): Create incremental_got_plt
530 (Output_section_incremental_inputs::set_final_data_size): Calculate
531 size of incremental_got_plt section.
532 (Output_section_incremental_inputs::do_write): Write the
533 incremental_got_plt section.
534 (Got_plt_view_info): New struct.
535 (Local_got_offset_visitor): New class.
536 (Global_got_offset_visitor): New class.
537 (Global_symbol_visitor_got_plt): New class.
538 (Output_section_incremental_inputs::write_got_plt): New function.
539 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
540 Add parameter. Adjust all callers.
541 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
542 (Incremental_inputs::got_plt_section): New function.
543 (Incremental_inputs::got_plt_section_): New data member.
544 (Incremental_got_plt_reader): New class.
545 * layout.cc (Layout::create_incremental_info_sections): Add the
546 incremental_got_plt section.
547 * object.h (Got_offset_list::get_list): New function.
548 (Got offset_list::for_all_got_offsets): New function.
549 (Sized_relobj::local_got_offset_list): New function.
550 * powerpc.cc (Target_powerpc::got_size): Add const.
551 (Target_powerpc::got_entry_count): New function.
552 (Target_powerpc::plt_entry_count): New function.
553 (Target_powerpc::first_plt_entry_offset): New function.
554 (Target_powerpc::plt_entry_size): New function.
555 (Output_data_plt_powerpc::entry_count): New function.
556 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
557 (Output_data_plt_powerpc::get_plt_entry_size): New function.
558 * sparc.cc (Target_sparc::got_size): Add const.
559 (Target_sparc::got_entry_count): New function.
560 (Target_sparc::plt_entry_count): New function.
561 (Target_sparc::first_plt_entry_offset): New function.
562 (Target_sparc::plt_entry_size): New function.
563 (Output_data_plt_sparc::entry_count): New function.
564 (Output_data_plt_sparc::first_plt_entry_offset): New function.
565 (Output_data_plt_sparc::get_plt_entry_size): New function.
566 * symtab.h (Symbol::got_offset_list): New function.
567 (Symbol_table::for_all_symbols): New function.
568 * target.h (Sized_target::got_entry_count): New function.
569 (Sized_target::plt_entry_count): New function.
570 (Sized_target::plt_entry_size): New function.
571 * x86_64.cc (Target_x86_64::got_size): Add const.
572 (Target_x86_64::got_entry_count): New function.
573 (Target_x86_64::plt_entry_count): New function.
574 (Target_x86_64::first_plt_entry_offset): New function.
575 (Target_x86_64::plt_entry_size): New function.
576 (Output_data_plt_x86_64::entry_count): New function.
577 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
578 (Output_data_plt_x86_64::get_plt_entry_size): New function.
580 2010-08-12 Cary Coutant <ccoutant@google.com>
582 * archive.cc: Include incremental.h.
583 (Archive::Archive): Initialize incremental_info_.
584 (Archive::include_member): Record archive members in incremental info.
585 (Add_archive_symbols::run): Record begin and end of an archive in
587 (Lib_group::include_member): Record objects in incremental info.
588 * archive.h (Incremental_archive_entry): Forward declaration.
589 (Archive::set_incremental_info): New member function.
590 (Archive::incremental_info): New member function.
591 (Archive::Unused_symbol_iterator): New class.
592 (Archive::unused_symbols_begin): New member function.
593 (Archive::unused_symbols_end): New member function.
594 (Archive::incremental_info_): New data member.
595 * incremental-dump.cc (find_input_containing_global): New function.
596 (dump_incremental_inputs): Dump new incremental info sections.
597 * incremental.cc: Include symtab.h.
598 (Output_section_incremental_inputs): New class.
599 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
600 new incremental info sections.
601 (Sized_incremental_binary::do_check_inputs): Likewise.
602 (Incremental_inputs::report_archive): Remove.
603 (Incremental_inputs::report_archive_begin): New function.
604 (Incremental_inputs::report_archive_end): New function.
605 (Incremental_inputs::report_object): New function.
606 (Incremental_inputs::finalize_inputs): Remove.
607 (Incremental_inputs::report_input_section): New function.
608 (Incremental_inputs::report_script): Rewrite.
609 (Incremental_inputs::finalize): Do nothing but finalize string table.
610 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
611 (Incremental_inputs::sized_create_inputs_section_data): Remove.
612 (Incremental_inputs::create_data_sections): New function.
613 (Incremental_inputs::relocs_entsize): New function.
614 (Output_section_incremental_inputs::set_final_data_size): New function.
615 (Output_section_incremental_inputs::do_write): New function.
616 (Output_section_incremental_inputs::write_header): New function.
617 (Output_section_incremental_inputs::write_input_files): New function.
618 (Output_section_incremental_inputs::write_info_blocks): New function.
619 (Output_section_incremental_inputs::write_symtab): New function.
620 * incremental.h (Incremental_script_entry): Forward declaration.
621 (Incremental_object_entry): Forward declaration.
622 (Incremental_archive_entry): Forward declaration.
623 (Incremental_inputs): Forward declaration.
624 (Incremental_inputs_header_data): Remove.
625 (Incremental_inputs_header): Remove.
626 (Incremental_inputs_header_write): Remove.
627 (Incremental_inputs_entry_data): Remove.
628 (Incremental_inputs_entry): Remove.
629 (Incremental_inputs_entry_write): Remove.
630 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
631 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
632 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
633 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
635 (Incremental_input_entry): New class.
636 (Incremental_script_entry): New class.
637 (Incremental_object_entry): New class.
638 (Incremental_archive_entry): New class.
639 (Incremental_inputs::Incremental_inputs): Initialize new data members.
640 (Incremental_inputs::report_inputs): Remove.
641 (Incremental_inputs::report_archive): Remove.
642 (Incremental_inputs::report_archive_begin): New function.
643 (Incremental_inputs::report_archive_end): New function.
644 (Incremental_inputs::report_object): Change prototype.
645 (Incremental_inputs::report_input_section): New function.
646 (Incremental_inputs::report_script): Change prototype.
647 (Incremental_inputs::get_reloc_count): New function.
648 (Incremental_inputs::set_reloc_count): New function.
649 (Incremental_inputs::create_data_sections): New function.
650 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
651 (Incremental_inputs::inputs_section): New function.
652 (Incremental_inputs::symtab_section): New function.
653 (Incremental_inputs::relocs_section): New function.
654 (Incremental_inputs::get_stringpool): Add const.
655 (Incremental_inputs::command_line): Add const.
656 (Incremental_inputs::inputs): Remove.
657 (Incremental_inputs::command_line_key): New function.
658 (Incremental_inputs::input_file_count): New function.
659 (Incremental_inputs::input_files): New function.
660 (Incremental_inputs::relocs_entsize): New function.
661 (Incremental_inputs::sized_create_inputs_section_data): Remove.
662 (Incremental_inputs::finalize_inputs): Remove.
663 (Incremental_inputs::Input_info): Remove.
664 (Incremental_inputs::lock_): Remove.
665 (Incremental_inputs::inputs_): Change type.
666 (Incremental_inputs::inputs_map_): Remove.
667 (Incremental_inputs::current_object_entry_): New data member.
668 (Incremental_inputs::inputs_section_): New data member.
669 (Incremental_inputs::symtab_section_): New data member.
670 (Incremental_inputs::relocs_section_): New data member.
671 (Incremental_inputs::reloc_count_): New data member.
672 (Incremental_inputs_reader): New class.
673 (Incremental_symtab_reader): New class.
674 (Incremental_relocs_reader): New class.
675 * layout.cc (Layout::finalize): Move finalization of incremental info
676 and creation of incremental info sections to follow finalization of
677 symbol table. Set offsets for postprocessing sections.
678 (Layout::create_incremental_info_sections): Call
679 Incremental_inputs::create_data_sections. Add incremental symtab
680 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
681 sections to layout after input sections.
682 * layout.h (struct Timespec): Forward declaration.
683 (Layout::incremental_inputs): Add const.
684 (Layout::create_incremental_info_sections): Add parameter.
685 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
686 * object.cc: Include incremental.h.
687 (Relobj::finalize_incremental_relocs): New function.
688 (Sized_relobj::do_layout): Record input sections in incremental info.
689 * object.h (Object::output_section): New function.
690 (Object::output_section_offset): Moved from Relobj.
691 (Object::get_incremental_reloc_base): New function.
692 (Object::get_incremental_reloc_count): New function.
693 (Object::do_output_section): New function.
694 (Object::do_output_section_offset): Moved from Relobj.
695 (Object::do_get_incremental_reloc_base): New function.
696 (Object::do_get_incremental_reloc_count): New function.
697 (Object::Object): Initialize new data members.
698 (Relobj::output_section): Renamed do_output_section and moved to
700 (Relobj::output_section_offset): Moved to Object.
701 (Relobj::do_get_incremental_reloc_base): New function.
702 (Relobj::do_get_incremental_reloc_count): New function.
703 (Relobj::allocate_incremental_reloc_counts): New function.
704 (Relobj::count_incremental_reloc): New function.
705 (Relobj::finalize_incremental_relocs): New function.
706 (Relobj::next_incremental_reloc_index): New function.
707 (Relobj::reloc_counts_): New data member.
708 (Relobj::reloc_bases_): New data member.
709 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
710 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
711 (Sized_relobj::incremental_relocs_scan): New function.
712 (Sized_relobj::incremental_relocs_scan_reltype): New function.
713 (Sized_relobj::incremental_relocs_write): New function.
714 (Sized_relobj::incremental_relocs_write_reltype): New function.
715 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
717 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
718 archives and object files elsewhere.
719 (Add_symbols::run): Report object files here.
720 (Finish_group::run): Report end of archive at end of group.
721 * reloc.cc: Include layout.h, incremental.h.
722 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
723 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
724 (Sized_relobj::incremental_relocs_scan): New function.
725 (Sized_relobj::incremental_relocs_scan_reltype): New function.
726 (Sized_relobj::do_relocate_sections): Write incremental relocations.
727 (Sized_relobj::incremental_relocs_write): New function.
728 (Sized_relobj::incremental_relocs_write_reltype): New function.
729 * script.cc (read_input_script): Rewrite test for incremental link.
730 Change call to Incremental_inputs::report_script.
731 * symtab.h (Symbol_table::first_global_index): New function.
732 (Symbol_table::output_count): New function.
734 2010-08-12 Doug Kwan <dougkwan@google.com>
736 * arm.cc (Target_arm::merge_object_attributes): Check command line
737 options --no-wchar-size-warning and --no-enum-size-warning.
738 * options.h (General_options): Add ld-compatible options
739 --no-enum-size-warning and --no-wchar-size-warning.
741 2010-08-04 Ian Lance Taylor <iant@google.com>
743 * x86_64.cc (Target_x86_64::Scan::local): Use
744 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
745 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
746 (Target_x86_64::Scan::global): Likewise.
747 (Target_x86_64::Relocate::relocate): Likewise.
748 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
751 2010-08-03 Cary Coutant <ccoutant@google.com>
753 * merge.cc (Output_merge_string::do_add_input_section): Count strings
754 to reserve space in merged_strings vector. Keep total input size
756 (Output_merge_string::do_print_merge_stats): Print total input size.
757 * merge.h (Output_merge_string): Add input_size_ field.
758 * stringpool.cc (Stringpool_template::string_length): Move
759 implementations out of Stringpool_template class and place in
761 * stringpool.h (string_length): Move out of Stringpool_template.
763 2010-08-03 Ian Lance Taylor <iant@google.com>
766 * layout.cc (relaxation_loop_body): If address of load segment is
767 set, adjust address to include headers if possible.
769 2010-08-03 Ian Lance Taylor <iant@google.com>
771 * version.cc (version_string): Bump to 1.10.
773 2010-08-03 Ian Lance Taylor <iant@google.com>
776 * layout.h (enum Output_section_order): Define.
777 (class Layout): Update declarations.
778 * layout.cc (Layout::get_output_section): Add order parameter.
779 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
780 is_first_non_relro parameters. Change all callers.
781 (Layout::choose_output_section): Likewise.
782 (Layout::add_output_section_data): Likewise.
783 (Layout::make_output_section): Likewise. Set order.
784 (Layout::default_section_order): New function.
785 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
786 * output.cc (Output_section::Output_section): Initialize order_.
787 Don't initialize deleted fields.
788 (Output_segment::Output_segment): Don't initialize deleted
790 (Output_segment::add_output_section_to_load): New function
791 replacing add_output_section. Change all callers to call this or
792 add_output_section_to_nonload.
793 (Output_segment::add_output_section_to_nonload): New function.
794 (Output_segment::remove_output_section): Rewrite.
795 (Output_segment::add_initial_output_data): Likewise.
796 (Output_segment::has_any_data_sections): Likewise.
797 (Output_segment::is_first_section_relro): Likewise.
798 (Output_segment::maximum_alignment): Likewise.
799 (Output_segment::has_dynamic_reloc): New function replacing
800 dynamic_reloc_count. Change all callers.
801 (Output_segment::has_dynamic_reloc_list): New function replacing
802 dynamic_reloc_count_list. Change all callers.
803 (Output_segment::set_section_addresses): Rewrite.
804 (Output_segment::set_offset): Rewrite.
805 (Output_segment::find_first_and_last_list): Remove.
806 (Output_segment::set_tls_offsets): Rewrite.
807 (Output_segment::first_section_load_address): Likewise.
808 (Output_segment::output_section_count): Likewise.
809 (Output_segment::section_with_lowest_load_address): Likewise.
810 (Output_segment::write_section_headers): Likewise.
811 (Output_segment::print_sections_to_map): Likewise.
812 * output.h (class Output_data): Remove dynamic_reloc_count_
813 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
814 (Output_data::add_dynamic_reloc): Rewrite.
815 (Output_data::has_dynamic_reloc): New function.
816 (Output_data::dynamic_reloc_count): Remove.
817 (class Output_section): Add order_ field. Remvoe is_relro_local_,
818 is_last_relro_, is_first_non_relro_, is_interp_,
819 is_dynamic_linker_section_ fields. Add order and set_order
820 functions. Remove is_relro_local, set_is_relro_local,
821 is_last_relro, set_is_last_relro, is_first_non_relro,
822 set_is_first_non_relro functions, is_interp, set_is_interp,
823 is_dynamic_linker_section, and set_is_dynamic_linker_section
825 (class Output_segment): Change Output_data_list from std::list to
826 std:;vector. Add output_lists_ field. Remove output_data_ and
827 output_bss_ fields. Update declarations.
829 2010-08-02 Ian Lance Taylor <iant@google.com>
831 * arm.cc (Target_arm::gc_process_relocs): Use typename.
832 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
833 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
835 2010-08-02 Ian Lance Taylor <iant@google.com>
838 * script.cc (Script_options::Script_options): Initialize
839 symbol_definitions_ and symbol_references_.
840 (Script_options::add_symbol_assignment): Update
841 symbol_definitions_ and symbol_references_.
842 (Script_options::add_symbol_reference): New function.
843 (script_symbol): New function.
844 * script.h (class Script_options): Add symbol_definitions_ and
845 symbol_references_ fields.
846 (Script_options::referenced_const_iterator): New type.
847 (Script_options::referenced_begin): New function.
848 (Script_options::referenced_end): New function.
849 (Script_options::is_referenced): New function.
850 (Script_options::any_unreferenced): New function.
851 * script-c.h (script_symbol): Declare.
852 * yyscript.y (exp): Call script_symbol.
853 * symtab.cc: Include "script.h".
854 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
855 Change all callers. Check symbols referenced by scripts.
856 (Symbol_table::add_undefined_symbols_from_command_line): Add
857 layout parameter. Change all callers.
858 (Symbol_table::do_add_undefined_symbols_from_command_line):
859 Likewise. Break out loop body. Check symbols referenced by
861 (Symbol_table::add_undefined_symbol_from_command_line): New
862 function broken out of
863 do_add_undefined_symbols_from_command_line.
864 * symtab.h (class Symbol_table): Update declarations.
865 * archive.cc: Include "layout.h".
866 (Archive::should_include_member): Add layout parameter. Change
867 all callers. Check for symbol mentioned in expression.
868 * archive.h (class Archive): Update declaration.
869 * object.cc (Sized_relobj::do_should_include_member): Add layout
871 * object.h (Object::should_include_member): Add layout parameter.
873 (Object::do_should_include_member): Add layout parameter.
874 (class Sized_relobj): Update declaration.
875 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
877 * dynobj.h (class Sized_dynobj): Update declaration.
878 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
880 * plugin.h (class Sized_pluginobj): Update declaration.
882 2010-08-02 Ian Lance Taylor <iant@google.com>
885 * output.cc (Output_segment::set_offset): Search for the first and
886 last sections rather than assuming that the list is in order.
887 (Output_segment::find_first_and_last_list): New function.
888 * output.h (class Output_segment): Update declarations.
889 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
890 (relro_strip_test_SOURCES): New variable.
891 (relro_strip_test_DEPENDENCIES): New variable.
892 (relro_strip_test_LDFLAGS): New variable.
893 (relro_strip_test_LDADD): New variable.
894 (relro_strip_test.so): New target.
896 2010-08-02 Ian Lance Taylor <iant@google.com>
898 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
899 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
900 (Target_i386::got_tlsdesc_section): New function.
901 (Target_i386::got_section): Create space for GOT entries for
903 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
905 (Target_i386::Scan::global): Likewise.
906 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
908 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
909 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
910 (Target_x86_64::got_tlsdesc_section): New function.
911 (Target_x86_64::got_section): Create space for GOT entries for
913 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
915 (Target_x86_64::Scan::global): Likewise.
916 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
919 2010-08-02 Ian Lance Taylor <iant@google.com>
921 * testsuite/final_layout.sh: Use dc to convert from hex to
924 2010-07-29 Sriraman Tallam <tmsriram@google.com>
926 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
927 paramter to the call to gold::gc_process_relocs.
928 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
929 paramter to the call to gold::gc_process_relocs.
930 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
931 parameter to the call to gold::gc_process_relocs.
932 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
933 template parameter to the call to gold::gc_process_relocs.
934 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
935 paramter to the call to gold::gc_process_relocs.
936 * gc.h (get_embedded_addend_size): New function.
937 (gc_process_relocs): Save the size of the reloc for use by ICF.
938 * icf.cc (get_section_contents): Get the addend from the text section
939 for SHT_REL relocation sections.
940 * icf.h (Icf::Reloc_addend_size_info): New typedef.
941 (Icf::Reloc_info): Add new member reloc_addend_size_info.
942 * int_encoding.h (read_from_pointer): New overloaded function.
943 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
944 * testsuite/icf_sht_rel_addend_test.sh: New file.
945 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
946 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
948 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
950 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
951 * Makefile.in: Regenerate.
952 * testsuite/Makefile.in: Regenerate.
954 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
956 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
957 * gold/testsuite/debug_msg.cc: Likewise.
958 * gold/testsuite/odr_violation1.cc
959 * gold/testsuite/odr_violation2.cc
961 2010-07-21 Cary Coutant <ccoutant@google.com>
963 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
964 string, and length fields.
965 (Output_merge_string::Merged_strings_list): New type.
966 (Output_merge_string::Merged_strings_lists): New typedef.
967 (Output_merge_string): Replace merged_strings_ with
968 merged_strings_lists_.
969 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
970 Merged_strings_list per input object and section. Don't store pointer
971 to the string. Don't store length with each merged string entry.
972 (Output_merge_string::finalize_merged_data): Loop over list of merged
973 strings lists. Recompute length of each merged string.
975 2010-07-15 Cary Coutant <ccoutant@google.com>
977 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
980 2010-07-14 Ian Lance Taylor <iant@google.com>
982 * descriptors.cc (Descriptors::open): Report correct name in error
985 2010-07-13 Doug Kwan <dougkwan@google.com>
987 * arm.cc (Arm_input_section::Arm_input_section): For a
988 SHT_ARM_EXIDX section, always keeps the input sections.
989 (Arm_input_section::set_exidx_section_link): New method.
990 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
991 has_errors_ to false.
992 (Arm_exidx_input_section::has_errors,
993 Arm_exidx_input_section::set_has_errors): New methods.
994 (Arm_exidx_input_section::has_errors_): New data member.
995 (Arm_relobj::get_exidx_shndx_list): New method.
996 (Arm_output_section::append_text_sections_to_list): Do not skip
997 section without SHF_EXECINSTR.
998 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1000 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1001 section header. Make error messages more verbose. Check for
1002 a non-executable section linked to an EXIDX section.
1003 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1004 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1005 check that there is no deferred EXIDX section if we exit early.
1006 Instead of not making an EXIDX section in case of an error, make one
1007 and set the has_errors flag of it.
1008 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1009 in a relocatable link.
1010 (Target_arm::do_relax): Look for the EXIDX output section instead of
1011 assuming that it is called .ARM.exidx.
1012 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1013 section list. Do not check for SHF_EXECINSTR section flags but
1014 skip any input section with errors.
1015 * output.cc (Output_section::Output_section): Initialize
1016 always_keeps_input_sections_ to false.
1017 (Output_section::add_input_section): Check for
1018 always_keeps_input_sections_.
1019 * output.h (Output_section::always_keeps_input_sections,
1020 Output_section::set_always_keeps_input_sections): New methods.
1021 (Output_section::always_keeps_input_sections): New data member.
1023 2010-07-13 Rafael Espindola <espindola@google.com>
1025 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1026 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1028 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1029 Ian Lance Taylor <iant@google.com>
1031 * output.h (Output_section_lookup_maps::add_merge_section):
1032 Correct check of whether value was inserted.
1033 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1034 (Output_section_lookup_maps::add_relaxed_input_section):
1036 * arm.cc (Target_arm::got_section): Remove used local os.
1037 * i386.cc (Target_i386::got_section): Likewise.
1038 * x86_64.cc (Target_x86_64::got_section): Likewise.
1039 * sparc.cc (Target_sparc::got_section): Likewise.
1040 (Target_sparc::relocate): Remove unused local have_got_offset.
1041 * powerpc.cc (Target_powerpc::relocate): Likewise.
1043 2010-07-13 Ian Lance Taylor <iant@google.com>
1045 * compressed_output.cc (zlib_decompress): Fix signature in
1048 * archive.cc (Archive::include_member): Unlock an external member
1049 of a thin archive. Don't bother to delete an object we know is
1052 2010-07-12 Cary Coutant <ccoutant@google.com>
1054 * compressed_output.cc (zlib_decompress): New function.
1055 (get_uncompressed_size): New function.
1056 (decompress_input_section): New function.
1057 * compressed_output.h (get_uncompressed_size): New function.
1058 (decompress_input_section): New function.
1059 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1060 Handle compressed debug sections.
1061 * layout.cc (is_compressed_debug_section): New function.
1062 (Layout::output_section_name): Map compressed section names to
1064 * layout.h (is_compressed_debug_section): New function.
1065 (is_debug_info_section): Recognize compressed debug sections.
1066 * merge.cc: Include compressed_output.h.
1067 (Output_merge_data::do_add_input_section): Handle compressed
1069 (Output_merge_string::do_add_input_section): Handle compressed
1071 * object.cc: Include compressed_output.h.
1072 (Sized_relobj::Sized_relobj): Initialize new data members.
1073 (build_compressed_section_map): New function.
1074 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1075 * object.h (Object::section_is_compressed): New method.
1076 (Object::do_section_is_compressed): New method.
1077 (Sized_relobj::Compressed_section_map): New type.
1078 (Sized_relobj::do_section_is_compressed): New method.
1079 (Sized_relobj::compressed_sections_): New data member.
1080 * output.cc (Output_section::add_input_section): Handle compressed
1082 * reloc.cc: Include compressed_output.h.
1083 (Sized_relobj::write_sections): Handle compressed debug sections.
1085 2010-07-08 Cary Coutant <ccoutant@google.com>
1087 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1088 weak when resolving to a dynamic def.
1089 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1090 for weak undef/dynamic def cases. Adjust callers.
1091 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1092 undef_binding_weak_.
1093 (Symbol_table::sized_write_globals): Adjust symbol binding.
1094 (Symbol_table::sized_write_symbol): Add binding parameter.
1095 * symtab.h (Symbol::set_undef_binding): New method.
1096 (Symbol::is_undef_binding_weak): New method.
1097 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1098 (Symbol_table::should_override): Add new parameter.
1099 (Symbol_table::sized_write_symbol): Add new parameter.
1101 * testsuite/weak_undef_file1.cc: Add new test case.
1102 * testsuite/weak_undef_file2.cc: Fix header comment.
1103 * testsuite/weak_undef_test.cc: Add new test case.
1105 2010-06-29 Doug Kwan <dougkwan@google.com>
1107 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1108 Initialize USE_SYMBOL_.
1109 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1111 (Arm_reloc_property::uses_symbol_): New data member declaration.
1112 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1113 uses symbol value and symbol is undefined but not weakly undefined.
1115 2010-06-28 Rafael Espindola <espindola@google.com>
1117 * plugin.cc (Plugin::load): Use dlerror.
1119 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1121 * symtab.cc (detect_odr_violations): When reporting an ODR
1122 violation, report an object where the symbol is defined.
1124 2010-06-25 Doug Kwan <dougkwan@google.com>
1126 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1127 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1129 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1130 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1131 target hook to detect function points.
1132 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1133 * icf.h (Icf::check_section_for_function_pointers): Change type of
1134 parameter SECTION_NAME to const reference to std::string. Use
1135 target hook to determine if section may have unsafe pointers.
1136 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1139 2010-06-21 Rafael Espindola <espindola@google.com>
1141 * fileread.cc (Input_file::find_fie): New
1142 (Input_file::open): Use Input_file::find_fie.
1143 * fileread.h (Input_file::find_fie): New
1144 * plugin.cc (set_extra_library_path): New.
1145 (Plugin::load): Add set_extra_library_path to the transfer vector.
1146 (Plugin_manager::set_extra_library_path): New.
1147 (Plugin_manager::add_input_file): Use the extra search path if set.
1148 (set_extra_library_path(): New.
1149 * plugin.h (Plugin_manager): Add set_extra_library_path and
1152 2010-06-19 Cary Coutant <ccoutant@google.com>
1154 * layout.cc (gdb_sections): Add .debug_types.
1155 (lines_only_debug_sections): Likewise.
1157 2010-06-18 Rafael Espindola <espindola@google.com>
1159 * plugin.cc (add_input_file,add_input_library)
1160 (Plugin_manager::add_input_file): Make filename arguments const.
1161 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1164 2010-06-16 Doug Kwan <dougkwan@google.com>
1166 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1167 .ARM.attributes section if we have not merged any input
1168 attributes sections.
1170 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1172 * arm.cc: Allow combining objects with no EABI version
1175 2010-06-15 Rafael Espindola <espindola@google.com>
1177 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1179 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1181 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1182 (struct iovec): Correct !HAVE_READV definition.
1184 2010-06-10 Cary Coutant <ccoutant@google.com>
1186 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1187 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1189 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1192 * symtab.h (Symbol::is_placeholder): New member function.
1193 * target-reloc.h (relocate_section): Check for placeholder symbols.
1195 * testsuite/Makefile.am (plugin_test_8): New test.
1196 (plugin_test_9): New test.
1197 * testsuite/Makefile.in: Regenerate.
1199 2010-06-09 Nick Clifton <nickc@redhat.com>
1201 * yyscript.y (input_list_element): Allow strings prefixed with
1202 the '-' character. Treat these as libraries.
1203 * script.cc (script_add_library): New function. Adds a library
1204 specified by "-l<name>" found in an input script.
1205 * script-c.h: Add prototype for script_add_library.
1207 2010-06-07 Doug Kwan <dougkwan@google.com>
1209 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1210 Restrict stub-group size to be within long conditional branch
1211 range when working around cortex-A8 erratum.
1213 2010-06-07 Damien Diederen <dd@crosstwine.com>
1215 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1218 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1222 (Output_section::Input_section_sort_entry::compare_section_ordering):
1223 Change to return non-zero correctly.
1224 (Output_section::Input_section_sort_section_order_index_compare
1225 ::operator()): Change to fix ambiguity in comparisons.
1227 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1229 * gold.h (is_wildcard_string): New function.
1230 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1231 (Layout::layout_eh_frame): Ditto.
1232 (Layout::find_section_order_index): New method.
1233 (Layout::read_layout_from_file): New method.
1234 * layout.h (Layout::find_section_order_index): New method.
1235 (Layout::read_layout_from_file): New method.
1236 (Layout::input_section_position_): New private member.
1237 (Layout::input_section_glob_): New private member.
1238 * main.cc (main): Call read_layout_from_file here.
1239 * options.h (--section-ordering-file): New option.
1240 * output.cc (Output_section::input_section_order_specified_): New
1242 (Output_section::Output_section): Initialize new member.
1243 (Output_section::add_input_section): Add new parameter.
1244 Keep input sections when --section-ordering-file is used.
1245 (Output_section::set_final_data_size): Sort input sections when
1246 section ordering file is specified.
1247 (Output_section::Input_section_sort_entry): Add new parameter.
1249 (Output_section::Input_section_sort_entry::compare_section_ordering):
1251 (Output_section::Input_section_sort_compare::operator()): Change to
1252 consider section_order_index.
1253 (Output_section::Input_section_sort_init_fini_compare::operator()):
1254 Change to consider section_order_index.
1255 (Output_section::Input_section_sort_section_order_index_compare
1256 ::operator()): New method.
1257 (Output_section::sort_attached_input_sections): Change to sort
1258 according to section order when specified.
1259 (Output_section::add_input_section<32, true>): Add new parameter.
1260 (Output_section::add_input_section<64, true>): Add new parameter.
1261 (Output_section::add_input_section<32, false>): Add new parameter.
1262 (Output_section::add_input_section<64, false>): Add new parameter.
1263 * output.h (Output_section::add_input_section): Add new parameter.
1264 (Output_section::input_section_order_specified): New
1266 (Output_section::set_input_section_order_specified): New method.
1267 (Input_section::Input_section): Initialize section_order_index_.
1268 (Input_section::section_order_index): New method.
1269 (Input_section::set_section_order_index): New method.
1270 (Input_section::section_order_index_): New member.
1271 (Input_section::Input_section_sort_section_order_index_compare): New
1273 (Output_section::input_section_order_specified_): New member.
1274 * script-sections.cc (is_wildcard_string): Delete and move modified
1276 (Output_section_element_input::Output_section_element_input): Modify
1277 call to is_wildcard_string.
1278 (Output_section_element_input::Input_section_pattern
1279 ::Input_section_pattern): Ditto.
1280 (Output_section_element_input::Output_section_element_input): Ditto.
1281 * testsuite/Makefile.am (final_layout): New test case.
1282 * testsuite/Makefile.in: Regenerate.
1283 * testsuite/final_layout.cc: New file.
1284 * testsuite/final_layout.sh: New file.
1286 2010-06-01 Rafael Espindola <espindola@google.com>
1288 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1290 2010-06-01 Rafael Espindola <espindola@google.com>
1292 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1293 visibility of symbols.
1295 2010-05-27 Doug Kwan <dougkwan@google.com>
1297 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1298 from start of output section instead of address for a local symbol
1299 in a merged or relaxed section when doing a relocatable link.
1301 2010-05-26 Rafael Espindola <espindola@google.com>
1304 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1305 adding sections the garbage collector removed.
1306 * gold/testsuite/Makefile.am: Add test.
1307 * gold/testsuite/Makefile.in: Regenerate.
1308 * gold/testsuite/plugin_test_7.sh: New.
1309 * gold/testsuite/plugin_test_7_1.c: New.
1310 * gold/testsuite/plugin_test_7_2.c: New.
1312 2010-05-26 Rafael Espindola <espindola@google.com>
1314 * script-sections.cc (Output_section_definition::set_section_addresses):
1315 Check for --section-start.
1317 2010-05-26 Doug Kwan <dougkwan@google.com>
1319 * arm.cc (Arm_scan_relocatable_relocs): New class.
1320 (Target_arm::relocate_special_relocatable): New method.
1321 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1322 (Arm_relocate_functions::thumb_branch_common): Same.
1323 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1324 instead of Default_scan_relocatable_relocs.
1325 * target-reloc.h (relocate_for_relocatable): Let target handle
1326 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1327 * target.h (Sized_target::relocate_special_relocatable): New method.
1329 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1331 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1333 2010-05-23 Doug Kwan <dougkwan@google.com>
1335 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1337 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1338 with a direct branch, not a conditional branch, to a stub.
1339 * merge.cc (Output_merge_base::record_input_section): New method
1341 (Output_merge_data::do_add_input_section): Record input section if
1342 keeps-input-sections flag is set.
1343 (Output_merge_string::do_add_input_section): Ditto.
1344 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1345 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1347 (Output_merge_base::keeps_input_sections,
1348 Output_merge_base::set_keeps_input_sections,
1349 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1351 (Output_merge_base::Input_sections): New type declaration.
1352 (Output_merge_base::input_sections_begin,
1353 Output_merge_base::input_sections_end,
1354 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1355 (Output_merge_base::bool keeps_input_sections_,
1356 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1357 Output_merge_base::input_sections_): New data members.
1358 (Output_merge_data::do_set_keeps_input_sections): New method
1360 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1361 * output.cc (Output_section::Input_section::relobj): Move method
1362 defintion from class declaration to here and handle merge sections.
1363 (Output_section::Input_section::shndx): Ditto.
1364 (Output_section::Output_section): Remove initializations of removed
1365 data members and initialize new data member LOOKUP_MAPS_.
1366 (Output_section::add_input_section): Set keeps-input-sections flag
1367 for a newly created merge output section as appropriate. Adjust code
1368 to use Output_section_lookup_maps class.
1369 (Output_section::add_relaxed_input_section): Adjst code for lookup
1370 maps code refactoring.
1371 (Output_section::add_merge_input_section): Add a new parameter
1372 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1373 class. If adding input section to a newly created merge output
1374 section fails, remove the new merge section.
1375 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1376 Adjust code for use of the Output_section_lookup_maps class.
1377 (Output_section::find_merge_section): Ditto.
1378 (Output_section::build_lookup_maps): New method defintion.
1379 (Output_section::find_relaxed_input_section): Adjust code to use
1380 Output_section_lookup_maps class.
1381 (Output_section::get_input_sections): Export merge sections. Adjust
1382 code to use Output_section_lookup_maps class.
1383 (Output_section:::add_script_input_section): Adjust code to use
1384 Output_section_lookup_maps class. Update lookup maps for merge
1386 (Output_section::discard_states): Use Output_section_lookup_maps.
1387 (Output_section::restore_states): Same.
1388 * output.h (Merge_section_properties): Move class defintion out of
1390 (Output_section_lookup_maps): New class.
1391 (Output_section::Input_section::is_merge_section): New method
1393 (Output_section::Input_section::relobj): Move defintion out of class
1394 defintion. Declare method only.
1395 (Output_section::Input_section::shndx): Ditto.
1396 (Output_section::Input_section::output_merge_base): New method defintion.
1397 (Output_section::Input_section::u2_.pomb): New union field.
1398 (Output_section::Merge_section_by_properties_map,
1399 Output_section::Output_section_data_by_input_section_map,
1400 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1402 (Output_section::add_merge_input_section): Add new parameter
1403 KEEPS_INPUT_SECTIONS.
1404 (Output_section::build_lookup_maps): New method declaration.
1405 (Output_section::merge_section_map_,
1406 Output_section::merge_section_by_properties_map_,
1407 Output_section::relaxed_input_section_map_,
1408 Output_section::is_relaxed_input_section_map_valid_): Remove data
1410 (Output_section::lookup_maps_): New data member.
1412 2010-05-21 Doug Kwan <dougkwan@google.com>
1415 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1416 avoid a compilation error.
1418 2010-05-19 Rafael Espindola <espindola@google.com>
1420 * script-sections.cc (Output_section_definition::allocate_to_segment):
1421 Update the phdrs_list even when the output section is NULL.
1422 * testsuite/Makefile.am: Add test.
1423 * testsuite/Makefile.in: Regenerate.
1424 * testsuite/script_test_9.cc: New.
1425 * testsuite/script_test_9.sh: New.
1426 * testsuite/script_test_9.t: New.
1428 2010-05-19 Doug Kwan <dougkwan@google.com>
1430 * arm.cc (Arm_input_section::original_size): New method.
1431 (Arm_input_section::do_addralign): Add a cast.
1432 (Arm_input_section::do_output_offset): Remove static cast.
1433 (Arm_input_section::original_addralign,
1434 Arm_input_section::original_size_): Change type to uint32_t.
1435 (Arm_input_section::init): Add safe casts for section alignment
1437 (Arm_input_section::set_final_data_size): Do not set address and
1438 offset of stub table.
1439 (Arm_output_section::fix_exidx_coverage): Change use of of
1440 Output_section::Simple_input_section to that of
1441 Output_section::Input_section.
1442 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1443 except for the first pass.
1444 * output.cc (Output_section::get_input_sections): Change type of
1445 input_sections to std::list<Input_section>.
1446 (Output_section::add_script_input_section): Rename from
1447 Output_section::add_simple_input_section. Change type of SIS
1448 parameter from Simple_input_section to Input_section.
1449 * output.h (Output_section::Simple_input_section): Remove class.
1450 (Output_section::Input_section): Change class visibility to public.
1451 (Output_section::Input_section::addralign): Use stored alignments
1452 for special input sections if set.
1453 (Output_section::Input_section::set_addralign): New method.
1454 (Output_section::get_input_sections): Change parameter type from
1455 list of Simple_input_section to list of Input_section.
1456 (Output_section::add_script_input_section): Rename from
1457 Output_section::add_simple_input_section. Change first parameter's
1458 type from Simple_input_section to Input_section and remove the
1459 second and third parameters.
1460 * script-sections.cc (Input_section::Input_section_list): Change
1461 type to list of Output_section::Input_section/
1462 (Input_section_info::Input_section_info): Change parameter type of
1463 INPUT_SECTION to Output_section::Input_section.
1464 (Input_section_info::input_section): Change return type.
1465 (Input_section_info::input_section_): Change type to
1466 Output_section::Input_section.
1467 (Output_section_element_input::set_section_addresses): Adjust code
1468 to use Output_section::Input_section instead of
1469 Output_section::Simple_input_section. Adjust code for renaming
1470 of Output_section::add_simple_input_section.
1471 (Orphan_output_section::set_section_addresses): Ditto.
1473 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1475 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1476 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1478 2010-05-18 Rafael Espindola <espindola@google.com>
1480 * options.cc (General_options::finalize): Handle -nostdlib.
1481 * options.h (nostdlib): New option.
1482 * script.cc (script_add_search_dir): Handle -nostdlib.
1484 2010-05-12 Doug Kwan <dougkwan@google.com>
1486 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1487 attributes section only if there no attributes section after merging.
1488 (Target_arm::merge_object_attributes): Move value of
1489 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1490 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1491 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1492 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1493 and arm_attr_merge_7.stdout.
1494 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1495 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1496 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1497 arm_attr_merge_7b.o): New rules.
1498 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1500 * testsuite/Makefile.in: Regenerate.
1501 * testsuite/arm_attr_merge.sh: New file.
1502 * testsuite/arm_attr_merge_[67][ab].s: Same.
1504 2010-05-05 Nick Clifton <nickc@redhat.com>
1506 * po/es.po: Updated Spanish translation.
1508 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1510 * Makefile.am (install-exec-local): Properly install gold as
1511 default cross linker.
1512 * Makefile.in: Regenerated.
1514 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1515 Nick Clifton <nickc@redhat.com>
1517 * configure.ac (install_as_default): Define and set to false
1518 unless --enable-gold or --enable-gold=both/gold has been
1520 * configure: Regenerate.
1522 * Makefile.am (install-exec-local): Install the executable as
1523 'ld.gold'. If install_as_default is true then also install it as
1525 * Makefile.in: Regenerated.
1527 2010-04-24 Ian Lance Taylor <iant@google.com>
1529 * layout.cc (Layout::layout_reloc): In relocatable link don't
1530 combine reloc sections for grouped sections.
1532 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1534 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1535 sections that are not ordinary to icf.
1536 * icf.cc (get_section_contents): Handle relocation pointing to section
1537 with no object or shndx information.
1538 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1539 * testsuite/Makefile.in: Regenerate.
1540 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1541 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1543 2010-04-22 Ian Lance Taylor <iant@google.com>
1545 * expression.cc (Expression::Expression_eval_info): Add
1546 result_alignment_pointer field.
1547 (Expression::eval_with_dot): Add result_alignment_pointer
1548 parameter. Change all callers.
1549 (Expression::eval_maybe_dot): Likewise.
1550 (class Binary_expression): Add alignment_pointer parameter to
1551 left_value and right_value. Change all callers.
1552 (BINARY_EXPRESSION): Set result alignment.
1553 (class Trinary_expression): Add alignment_pointer parameter to
1554 arg2_value and arg3_value. Change all callers.
1555 (Trinary_cond::value): Set result alignment.
1556 (Max_expression::value, Min_expression::value): Likewise.
1557 (Align_expression::value): Likewise.
1558 * script-sections.cc (class Sections_element): Add dot_alignment
1559 parameter to set_section_addresses virtual function. Update
1561 (class Output_section_element): Likewise.
1562 (Script_sections::create_segments): Add dot_alignment parameter.
1564 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1565 (Script_sections::set_phdrs_clause_addresses): Likewise.
1566 * script-sections.h: Update declarations.
1567 * script.h: Update declarations.
1568 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1570 * testsuite/script_test_3.t: Set large alignment.
1571 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1572 segment has expected alignment.
1574 2010-04-22 Nick Clifton <nickc@redhat.com>
1576 * po/gold.pot: Updated by the Translation project.
1577 * po/vi.po: Updated Vietnamese translation.
1579 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1581 * testsuite/Makefile.am (check_PROGRAMS): Add
1582 icf_virtual_function_folding_test.
1583 * testsuite/Makefile.in: Regenerated.
1585 2010-04-15 Andrew Haley <aph@redhat.com>
1587 * options.h (merge_exidx_entries): New option.
1588 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1589 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1590 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1591 (Target_arm::merge_exidx_entries): New function.
1592 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1593 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1594 to Arm_exidx_fixup constructor.
1595 Add new arg, merge_exidx_entries.
1596 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1597 Arm_output_section::fix_exidx_coverage.
1599 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1601 * icf.cc (get_section_contents): Check for preemptible functions.
1602 Ignore addend when appropriate.
1603 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1605 (add_from_relobj): Check for section folded.
1606 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1607 * symtab.h (should_add_dynsym_entry): Add new parameter.
1608 * target-reloc.h (scan_relocs): Check for section folded.
1609 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1610 Check reloc types for function pointers in shared objects.
1611 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1613 (icf_preemptible_functions_test): New test case.
1614 (icf_string_merge_test): New test case.
1615 * testsuite.Makefile.in: Regenerate.
1616 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1617 bar_glob. Refactor code.
1618 * testsuite/icf_preemptible_functions_test.cc: New file.
1619 * testsuite/icf_preemptible_functions_test.sh: New file.
1620 * testsuite/icf_string_merge_test.cc: New file.
1621 * testsuite/icf_string_merge_test.sh: New file.
1622 * testsuite/icf_virtual_function_folding_test.cc: New file.
1623 * testsuite/icf_virtual_function_folding_test.sh: New file.
1625 2010-04-14 Doug Kwan <dougkwan@google.com>
1627 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1628 for local symbol recounting if we remove a section due to ICF.
1629 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1630 there are no regular objects in input.
1632 2010-04-13 Doug Kwan <dougkwan@google.com>
1634 * arm.cc (Arm_input_section::set_final_data_size): Compute
1635 accurate final data size instead of using current data size.
1637 2010-04-09 Doug Kwan <dougkwan@google.com>
1639 * layout.cc (Layout::choose_output_section): Handle script section
1641 (Layout::make_output_section_for_script): Add section type parameter.
1642 Handle script section types.
1643 * layout.h (Layout::make_output_section_for_script): Add section
1645 * output.cc (Output_section::Output_section): Initialize data member
1647 (Output_section::do_reset_address_and_file_offset): Do not set address
1648 to 0 if section is a NOLOAD section.
1649 * output.h (Output_section::is_noload): New method.
1650 (Output_section::set_is_noload): Ditto.
1651 (Output_section::is_noload_): New data member.
1652 * script-c.h (Script_section_type): New enum type.
1653 (struct Parser_output_section_header): Add new file section_type.
1654 * script-sections.cc (Sections_element::output_section_name): Add
1655 parameter for returning script section type.
1656 (Output_section_definition::output_section_name): Ditto.
1657 (Output_section_definition::section_type)P; New method.
1658 (Output_section_definiton::script_section_type_name): Ditto.
1659 (Output_section_definition::script_section_type_): New data member.
1660 (Output_section_definition::Output_section_definition): Initialize
1661 data member Output_section_definition::script_section_type_.
1662 (Output_section_definition::create_sections): Pass script section type
1663 to Layout::make_output_section_for_script.
1664 (Output_section_definition::output_section_name): Return script
1665 section type to caller.
1666 (Output_section_definition::set_section_address): Do not advance
1667 dot value and load address if section type is NOLOAD. Set address
1668 of NOLOAD sections regardless of section flags.
1669 (Output_section_definition::print): Print section type if it is
1670 not SCRIPT_SECTION_TYPE_NONE.
1671 (Output_section_definition::section_type): New method.
1672 (Output_section_definition::script_section_type_name): Ditto.
1673 (Script_sections::output_section_name): Add new parameter
1674 PSECTION_TYPE for returning script section type. Pass it to
1675 section elements. Handle discard sections.
1676 (Sort_output_sections::operator()): Handle NOLOAD sections.
1677 * script-sections.h (Script_sections::Section_type): New enum type.
1678 (Script_sections::output_section_name): Add a new parameter for
1679 returning script section type.
1680 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1682 * yyscript.y (union): Add new field SECTION_TYPE.
1683 (COPY, DSECT, INFO, NOLOAD): New tokens.
1684 (opt_address_and_section_type): Change type to output_section_header.
1685 (section_type): New non-terminal
1686 (section_header): Handle section type.
1687 (opt_address_and_section_type): Return section type value.
1689 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1691 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1692 * testsuite/plugin_common_test_2.c (foo): Likewise.
1694 2010-04-08 Doug Kwan <dougkwan@google.com>
1696 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1698 * output.cc (Output_section::add_merge_input_section): Simplify
1699 code and return status of Output_merge_base::add_input_section.
1700 Update merge section map only if Output_merge_base::add_input_section
1703 2010-04-07 Doug Kwan <dougkwan@google.com>
1705 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1706 if section is marked as containing instructions but has no mapping
1708 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1709 correct section index.
1710 (Arm_relobj::find_linked_text_section): Ditto.
1712 2010-04-07 Cary Coutant <ccoutant@google.com>
1714 * archive.cc (include_member): Destroy Read_symbols_data object before
1716 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1717 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1718 (Read_symbols_data::~Read_symbols_data) New destructor.
1719 (Section_relocs::Section_relocs) New constructor.
1720 (Section_relocs::~Section_relocs) New destructor.
1721 (Read_relocs_data::Read_relocs_data) New constructor.
1722 (Read_relocs_data::~Read_relocs_data) New destructor.
1723 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1724 pointers to NULL after deleting.
1726 2010-04-07 Doug Kwan <dougkwan@google.com>
1728 * arm.cc: Replace "endianity" with "endianness" in comments.
1729 (Arm_exidx_cantunwind): Ditto.
1730 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1731 (Arm_relobj::merge_flags_and_attributes): New method.
1732 (Arm_relobj::merge_flags_and_attributes_): New data member.
1733 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1734 (Arm_relobj::scan_sections_for_stubs): Ditto.
1735 (Arm_relobj::do_read_symbols): Check to see if we really want to
1736 merge processor-specific flags and attributes. Exit early if
1737 an object is empty except for section names and the undefined symbol.
1738 (Target_arm::do_finalize_sections): Move check for ELF format to
1739 Arm_relobj::do_read_symbols. Merge processor specific flags and
1740 attributes from a regular object only when we have determined that
1741 it is aapropriate. Do not create an .ARM.attributes section in
1742 output if there is no regular input object.
1743 (Target_arm::merge_processor_specific_flags): Check
1744 --warn-mismatch before printing any error.
1745 (Target_arm::merge_object_attributes): Ditto.
1746 * gold.cc (queue_middle_tasks): Handle the case in which there is
1747 no regular object in input.
1748 * options.cc (General_options::parse_EB): New method.
1749 (General_options::parse_EL): Same.
1750 (General_options::General_options): Initialize endianness_.
1751 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1753 (General_options::Endianness): New enum.
1754 (General_options::endianness): New method.
1755 (General_options::endianness_): New data member.
1756 * parameters.cc (Parameters::set_options): Check target endianness.
1757 (Parameters::set_target_once): Ditto.
1758 (Parameters::check_target_endianness): New method.
1759 (parameters_force_valid_target): If either -EL or -EB is specified,
1760 use it to define endianness of default target.
1761 * parameters.h (Parameters::check_target_endianness): New method
1763 * target.h (class Target): Change "endianity" to "endianness"
1766 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1768 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1769 * configure: Regenerate.
1770 * Makefile.in: Regenerate.
1771 * testsuite/Makefile.in: Regenerate.
1773 2010-04-06 Cary Coutant <ccoutant@google.com>
1776 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1777 prevailing definitions of common symbols.
1778 * testsuite/plugin_test_6.sh: New test case.
1779 * testsuite/plugin_common_test_1.c: New test case.
1780 * testsuite/plugin_common_test_2.c: New test case.
1781 * testsuite/Makefile.am (plugin_test_6): New test case.
1782 * testsuite/Makefile.in: Regenerate.
1784 2010-04-06 Nick Clifton <nickc@redhat.com>
1786 * po/vi.po: New Vietnamese translation.
1788 2010-03-30 Doug Kwan <dougkwan@google.com>
1790 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1792 2010-03-25 Doug Kwan <dougkwan@google.com>
1794 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1795 to avoid a conversion warning on a 32-bit host.
1797 2010-03-24 Ian Lance Taylor <iant@google.com>
1799 * testsuite/script_test_3.t: Add a TLS segment.
1800 * testsuite/Makefile.am (check_PROGRAMS): Add
1801 tls_phdrs_script_test.
1802 (tls_phdrs_script_test_SOURCES): Define.
1803 (tls_phdrs_script_test_DEPENDENCIES): Define.
1804 (tls_phdrs_script_test_LDFLAGS): Define.
1805 (tls_phdrs_script_test_LDADD): Define.
1806 * testsuite/Makefile.in: Rebuild.
1808 2010-03-23 Cary Coutant <ccoutant@google.com>
1810 * fileread.cc (find_or_make_view): Fix comment.
1812 2010-03-23 Ian Lance Taylor <iant@google.com>
1814 * script-sections.cc (class Orphan_section_placement): Define
1815 PLACE_TLS and PLACE_TLS_BSS.
1816 (Orphan_section_placement::Orphan_section_placement): Initialize
1818 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1819 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1820 (tls_script_test_SOURCES): Define.
1821 (tls_script_test_DEPENDENCIES): Define.
1822 (tls_script_test_LDFLAGS): Define.
1823 (tls_script_test_LDADD): Define.
1824 * testsuite/Makefile.in: Rebuild.
1826 2010-03-22 Doug Kwan <dougkwan@google.com>
1828 * arm.cc (Arm_relocate_functions::abs8,
1829 Arm_relocate_functions::abs16): Use correct check for overflow
1830 specified in the ARM ELF specs.
1831 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1832 target of a BLX instruction specially.
1833 (Reloc_stub::stub_type_for_reloc): Ditto.
1834 (Relocate::relocate): Use symbolic names instead of numeric relocation
1835 codes to report error.
1836 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1838 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1839 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1840 thumb2_blx_out_of_range.stdout
1841 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1842 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1843 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1844 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1845 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1846 thumb2_blx_in_range, thumb2_blx_in_range.o,
1847 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1848 thumb2_blx_out_of_range.o): New rules.
1849 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1850 thumb2_blx_in_range and thumb2_blx_out_of_range.
1851 * testsuite/Makefile.in: Regenerate.
1852 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1853 * testsuite/thumb_blx_in_range.s: New file.
1854 * testsuite/thumb_blx_out_of_range.s: New file.
1856 2010-03-22 Rafael Espindola <espindola@google.com>
1858 * archive.cc (Should_include): Move to archive.h.
1859 (should_include_member): Make it a member of Archive.
1861 (Add_lib_group_symbols): New.
1862 * archive.h: Include options.h.
1863 (Archive_member): Moved from Archive.
1864 (Should_include): Moved from archive.cc.
1866 (Add_lib_group_symbols): New.
1867 * dynobj.cc (do_should_include_member): New.
1868 * dynobj.h (do_should_include_member): New.
1869 * gold.cc (queue_initial_tasks): Update call to queue.
1870 * main.cc (main): Print lib group stats.
1871 * object.cc (do_should_include_member): New.
1872 * object.h: Include archive.h.
1873 (Object::should_include_member): New.
1874 (Object::do_should_include_member): New.
1875 (Sized_relobj::do_should_include_member): New.
1876 * options.cc (General_options::parse_start_lib): New.
1877 (General_options::parse_end_lib): New.
1878 (Input_arguments::add_file): Handle lib groups.
1879 (Input_arguments::start_group): Check we are not in a lib.
1880 (Input_arguments::start_lib): New.
1881 (Input_arguments::end_lib): New.
1882 * options.h (General_options): Add start_lib and end_lib.
1883 (Input_argument::lib_): New.
1884 (Input_argument::lib): New.
1885 (Input_argument::is_lib): New.
1886 (Input_file_lib): New.
1887 (Input_arguments::in_lib_): New.
1888 (Input_arguments::in_lib): New.
1889 (Input_arguments::start_lib): New.
1890 (Input_arguments::end_lib_): New.
1891 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1892 in unused members as preempted.
1893 (Sized_pluginobj::do_should_include_member): New.
1894 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1895 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1897 (Read_symbols::do_whole_lib_group): New.
1898 (Read_symbols::do_lib_group): New.
1899 (Read_symbols::do_read_symbols): Handle lib groups.
1900 (Read_symbols::get_name): Handle lib groups.
1901 * readsyms.h (Read_symbols): Add an archive member pointer.
1902 (Read_symbols::do_whole_lib_group): New.
1903 (Read_symbols::do_lib_group): New.
1904 (Read_symbols::member_): New.
1905 * script.cc (read_input_script): Update call to queue_soon.
1907 2010-03-19 Doug Kwan <dougkwan@google.com>
1909 * arm.cc (Stub_table::Stub_table): Initialize new data members
1910 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1911 (Stub_table::add_reloc_stub): Assign stub offset and update
1912 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1913 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1915 (Stub_table::update_data_size_and_addralign): Use
1916 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1917 instead of going over all reloc stubs.
1918 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1919 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1920 Stringpool_template::offset_ to size of Stringpool_char.
1921 (Stringpool_template::new_key_offset): Remove code to initialize
1922 Stringpool_template::offset_.
1923 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1924 Stringpool_template::offset_ to zero.
1926 2010-03-15 Doug Kwan <dougkwan@google.com>
1928 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1930 (Stringpool_template::new_key_offset): New method.
1931 (Stringpool_template::add_string): Assign offsets when adding new
1933 (Stringpool_template::set_string_offsets): Do not set string offsets
1934 when not optimizing.
1935 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1937 (Chunked_vector::clear): Clear size_.
1938 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1939 (Chunked_vector::size): Return size_.
1940 (Chunked_vector::push_back): Use size_ to find insert position.
1941 (Chunked_vector::size_): New data member.
1942 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1943 (Stringpool_template::new_key_offset): New method declaration.
1944 (Stringpool_template::offset_): New data member.
1946 2010-03-15 Rafael Espindola <espindola@google.com>
1948 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1949 Add_symbols' constructor.
1950 * readsyms.h (Add_symbols): Remove the input_group member.
1952 2010-03-10 Ian Lance Taylor <iant@google.com>
1954 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1955 target to ask whether a reference to a symbol requires a stack
1957 * target.h (Target::is_call_to_non_split): New function.
1958 (Target::do_is_call_to_non_split): Declare virtual function.
1959 * target.cc: Include "symtab.h".
1960 (Target::do_is_call_to_non_split): New function.
1961 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1963 2010-03-10 Cary Coutant <ccoutant@google.com>
1965 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1966 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1967 (File_read::open[2]): Add whole_file_view_ to list of views.
1968 (File_read::make_view): Remove test of whole_file_view_.
1969 (File_read::find_or_make_view): Create whole_file_view_ if
1971 (File_read::clear_views): Replace bool parameter with enum;
1972 adjust all callers. Don't delete views with permanent data;
1973 do delete cached views and views from archives if
1974 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1975 if clearing the corresponding view.
1976 * fileread.h (File_read::Clear_views_mode): New enum.
1977 (File_read::View::is_permanent_view): New method.
1978 (File_read::clear_views): Replace bool parameter
1979 with enum; adjust all callers.
1980 * options.h (General_options): Change keep_files_mapped option;
1981 add map_whole_files.
1982 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1984 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1987 2010-03-10 David S. Miller <davem@davemloft.net>
1989 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1991 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1993 * icf.cc (get_section_contents): Add '@' marker after processing the
1996 2010-03-08 Doug Kwan <dougkwan@google.com>
1998 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1999 due to a conversion warning.
2000 (Arm_relobj::update_output_local_symbol_count): Check for local
2001 symbol with unset output index.
2003 2010-03-05 Ian Lance Taylor <iant@google.com>
2005 * options.h (class General_options): Add --spare-dynamic-tags.
2006 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2007 --spare-dynamic-tags.
2009 2010-03-05 Ian Lance Taylor <iant@google.com>
2011 * incremental.cc: Include "libiberty.h".
2013 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2015 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2016 function, is_info_ member.
2017 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2018 (Versions::Versions): Update caller.
2019 (Versions::define_base_version): Likewise.
2020 (Versions::add_def): Likewise.
2022 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2024 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2025 (Scan::possible_function_pointer_reloc): New function.
2026 (Scan::local_reloc_may_be_function_pointer): Change to call
2027 possible_function_pointer_reloc.
2028 (Scan::global_reloc_may_be_function_pointer): Ditto.
2029 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2030 relocations in ".data.rel.ro._ZTV" section.
2031 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2032 * testsuite/icf_safe_so_test.cc: Ditto.
2033 * testsuite/icf_safe_test.cc: Ditto.
2034 * testsuite/icf_safe_test.sh: Ditto.
2036 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2037 Ian Lance Taylor <iant@google.com>
2039 * target-reloc.h (relocate_section): Check the symbol table index
2040 for -1U before setting the local symbol index.
2041 (scan_relocatable_relocs): If copying the relocation, record that
2042 the local symbol is required.
2043 * object.h (Symbol_value::is_output_symtab_index_set): New
2045 (Symbol_value::may_be_discarded_from_output_symtab): New
2047 (Symbol_value::has_output_symtab_entry): New function.
2048 (Symbol_value::needs_output_symtab_entry): Remove.
2049 (Symbol_value::output_symtab_index): Make sure the symbol index is
2051 (Symbol_value::set_output_symtab_index): Make sure the symbol
2052 index is not set. Make sure the new index is valid.
2053 (Symbol_value::set_must_have_output_symtab_entry): New function.
2054 (Symbol_value::has_output_dynsym_entry): New function.
2055 (Symbol_value::set_output_dynsym_index): Make sure the new index
2057 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2058 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2059 local symbol if permitted.
2060 (Sized_relobj::do_finalize_local_symbols): Call
2061 is_output_symtab_index_set rather than needs_output_symtab_entry.
2062 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2063 rather than needs_output_symtab_entry. Call
2064 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2065 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2066 is_output_symtab_index_set rather than needs_output_symtab_entry.
2067 * testsuite/discard_locals_relocatable_test.c: New file.
2068 * testsuite/discard_locals_test.sh: Test -r.
2069 * testsuite/Makefile.am (check_DATA): Add
2070 discard_locals_relocatable_test1.syms,
2071 discard_local_relocatable_test2.syms.
2072 (MOSTLYCLEANFILES): Likewise. Also add
2073 discard_locals_relocatable_test1.lout and
2074 discard_locals_relocatable_test2.out.
2075 (discard_locals_relocatable_test1.syms): New target.
2076 (discard_locals_relocatable_test.o): New target.
2077 (discard_locals_relocatable_test1.out): New target.
2078 (discard_locals_relocatable_test2.syms): New target.
2079 (discard_locals_relocatable_test2.out): New target.
2080 (various): Add missing ../ld-new dependencies.
2081 * testsuite/Makefile.in: Rebuild.
2083 2010-03-03 Nick Clifton <nickc@redhat.com>
2085 * po/fi.po: New Finnish translation.
2087 2010-03-01 Doug Kwan <dougkwan@google.com>
2089 * layout.cc (Layout::Layout): Force section types of .init_array*,
2090 .preinit_array* and .fini_array* sections.
2091 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2092 Fix check of return value of std::string::find.().
2093 (Output_section::Input_section_sort_compare::operator()): Remove
2094 comment about .init_array.
2095 (Output_section::Input_section_sort_init_fini_compare::operator()):
2097 (Output_section::sort_attached_input_sections): Handle .init_array
2098 and .fini_array specially.
2099 * output.h (Output_section::Inut_section_sort_compare): Update
2101 (Output_section::Input_section_sort_init_fini_compare): New struct.
2103 2010-02-26 Doug Kwan <dougkwan@google.com>
2105 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2106 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2107 * testsuite/debug_msg.sh: Avoid matching source line number for
2108 use of global variable undef_int.
2110 2010-02-26 Doug Kwan <dougkwan@google.com>
2112 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2113 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2114 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2115 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2116 * options.cc (General_options::General_options): Initialize member
2118 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2119 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2120 and rm_no_fix_v4bx.stdout
2121 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2122 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2123 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2124 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2125 and arm_no_fix_v4bx.
2126 * Makefile.in: Regenerate.
2127 * testsuite/arm_fix_v4bx.s: New file.
2128 * testsuite/arm_fix_v4bx.sh: Ditto.
2130 2010-02-24 Doug Kwan <dougkwan@google.com>
2132 * arm.cc (Target_arm::got_section): Make the .got section the first
2133 non RELRO section in the data segment.
2134 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2135 suffixes of section names.
2137 2010-02-24 Doug Kwan <dougkwan@google.com>
2139 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2140 flags and attributes merging if an input file is a binary file.
2141 * fileread.cc (Input_file::open): Record format of original file.
2142 * fileread.h (Input_file::Format): New enum type.
2143 (Input_file::Input_file): Initialize data member format_.
2144 (Input_file::format): New method definition.
2145 (Input_file::format_):: New data member.
2147 2010-02-24 Doug Kwan <dougkwan@google.com>
2149 * arm.cc (Arm_output_data_got): New class.
2150 (ARM_TCB_SIZE): New constant
2151 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2152 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2153 If user uses a script with a SECTIONS clause, issue only a warning
2154 for a misplaced EXIDX input section. Otherwise, issue an error.
2155 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2157 (Target_arm::got_mode_index_entry): Handle static linking.
2158 (Target_arm::Scan::local): Ditto.
2159 (Target_arm::Scan::global): Ditto.
2160 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2161 all incorrectly implemented relocations.
2162 (Target_arm::fix_exidx_coverage): Pass layout to
2163 Arm_output_section::fix_exidx_coverage.
2164 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2165 from ".ARM.exidx." and ".ARM.extab.".
2167 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2169 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2170 section if it does not already exist.
2171 * attributes.cc (Attributes_section_data::Attributes_section_data):
2172 Don't crash if size is zero.
2174 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2175 Ian Lance Taylor <iant@google.com>
2177 * gold.cc (queue_middle_tasks): If no input files were opened,
2179 * workqueue.h (Task_function::Task_function): Assert that there is
2182 2010-02-22 Doug Kwan <dougkwan@google.com>
2184 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2185 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2186 types to avoid warnings due to different uint64_t implementations
2189 2010-02-21 Doug Kwan <dougkwan@google.com>
2191 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2192 handling of the maximum backward branch offset.
2193 (Arm_relocate_functions::thumb_branch_common): Ditto.
2194 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2195 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2196 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2197 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2198 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2199 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2200 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2201 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2202 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2203 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2204 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2205 thumb2_bl_out_of_range.o): New rules.
2206 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2207 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2208 thumb2_bl_out_of_range
2209 * testsuite/Makefile.in: Regenerate.
2210 * testsuite/arm_bl_in_range.s: New file.
2211 * testsuite/arm_bl_out_of_range.s: Ditto.
2212 * testsuite/arm_branch_in_range.sh: Ditto.
2213 * testsuite/arm_branch_range.t: Ditto.
2214 * testsuite/thumb2_branch_range.t: Ditto.
2215 * testsuite/thumb_bl_in_range.s: Ditto.
2216 * testsuite/thumb_bl_out_of_range.s: Ditto.
2217 * testsuite/thumb_branch_range.t: Ditto.
2219 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2221 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2222 Add reloc offset information.
2223 * icf.cc (get_section_contents): Change iterators to point to the new
2224 vectors. Add reloc offset information to the contents.
2225 * icf.h (Icf::Sections_reachable_info): New typedef.
2226 (Icf::Sections_reachable_list): New typedef.
2227 (Icf::Offset_info): New typedef.
2228 (Icf::Reloc_info): New struct typedef.
2229 (Icf::Reloc_info_list): New typedef.
2230 (Icf::symbol_reloc_list): Delete method.
2231 (Icf::addend_reloc_list): Delete method.
2232 (Icf::section_reloc_list): Delete method.
2233 (Icf::reloc_info_list): New method.
2234 (Icf::reloc_info_list_): New member.
2236 2010-02-19 Doug Kwan <dougkwan@google.com>
2238 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2239 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2240 * arm.cc (Arm_relocation_functions): New forward declaration.
2241 (Target_arm::Target_arm): Initialize new data members
2242 got_mod_index_offset_ and tls_base_symbol_defined_.
2243 (Target_arm::Relocate::relocate_tls): New method.
2244 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2245 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2247 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2248 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2249 (Target_arm::got_mod_index_offset_,
2250 Target_arm::tls_base_symbol_defined_): New data members.
2251 (Target_arm::Scan::local, Target::Scan::global,
2252 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2255 2010-02-18 Doug Kwan <dougkwan@google.com>
2257 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2258 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2259 text section as a parameter becuase some broken tools may not set
2260 the link in section header.
2261 (Target_arm::has_got_section): New method.
2262 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2263 without any mapping symbol as data only. Remove warning.
2264 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2265 link in its section header, try to discover the link by inspecting the
2266 REL31 relocation at the beginning of the section.
2267 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2269 (Target_arm::Scan::global): Treat any reference to the symbol
2270 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2272 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2274 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2275 (Scan::global_reloc_may_be_function_pointer): New function.
2276 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2277 (Scan::global_reloc_may_be_function_pointer): New function.
2278 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2279 (Scan::global_reloc_may_be_function_pointer): New function.
2280 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2281 (Scan::global_reloc_may_be_function_pointer): New function.
2282 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2283 (Scan::global_reloc_may_be_function_pointer): New function.
2284 (Scan::possible_function_pointer_reloc): New function.
2285 (Target_x86_64::can_check_for_function_pointers): New function.
2286 * gc.h (gc_process_relocs): Scan relocation types to determine if
2287 function pointers were taken for targets that support it.
2288 * icf.cc (Icf::find_identical_sections): Include functions for
2289 folding in safe ICF whose pointer is not taken.
2290 * icf.h (Secn_fptr_taken_set): New typedef.
2291 (fptr_section_id_): New member.
2292 (section_has_function_pointers): New function.
2293 (set_section_has_function_pointers): New function.
2294 (check_section_for_function_pointers): New function.
2295 * options.h: Fix comment for safe ICF option.
2296 * target.h (can_check_for_function_pointers): New function.
2297 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2298 Modify icf_safe_test for X86-64.
2299 * testsuite/Makefile.in: Regenerate.
2300 * testsuite/icf_safe_so_test.cc: New file.
2301 * testsuite/icf_safe_so_test.sh: New file.
2302 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2303 (main): Change to take pointer to function kept_func_3.
2304 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2305 folding is done correctly for X86-64.
2307 2010-02-12 David S. Miller <davem@davemloft.net>
2309 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2310 is_symbolless parameter.
2311 (Output_reloc<SHT_REL>::is_symbolless): New.
2312 (Output_reloc<SHT_REL>::is_symbolless_): New.
2313 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2314 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2315 (Output_reloc<SHT_RELA>::is_symbolless): New.
2316 (Output_data_reloc::add_global): Handle is_symbolless.
2317 (Output_data_reloc::add_global_relative): Likewise.
2318 (Output_data_reloc::add_local): Likewise.
2319 (Output_data_reloc::add_local_relative): Likewise.
2320 (Output_data_reloc::add_symbolless_global_addend): New.
2321 (Output_data_reloc::add_symbolless_local_addend): New.
2322 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2324 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2325 instead of ->is_relative_
2326 (Output_reloc::write): Likewise.
2327 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2328 (Output_reloc::write_rel): Simplify.
2330 * sparc.cc (Target_sparc::Scan::local): Use
2331 ->add_symbolless_local_addend as needed.
2332 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2333 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2334 based upon relocation offset.
2336 2010-02-11 Doug Kwan <dougkwan@google.com>
2338 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2339 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2340 beginning of function.
2341 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2342 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2343 parameter is_32bit in calls to should_apply_static_reloc.
2344 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2345 (check_DATA): Add arm_abs_global.stdout.
2346 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2347 arm_abs_global.stdout): New rules.
2348 (MOSTLLYCLEANFILES): Add arm_abs_global
2349 * Makefile.in: Regenerate.
2350 * testsuite/arm_abs_global.s: New file.
2351 * testsuite/arm_abs_global.sh: Ditto.
2352 * testsuite/arm_abs_lib.s: Ditto.
2354 2010-02-11 Ian Lance Taylor <iant@google.com>
2356 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2358 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2359 Allocate_commons_task first.
2360 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2361 task, rather than symtab_lock_.
2362 (Gc_process_relocs::~Gc_process_relocs): New function.
2363 (Gc_process_relocs::is_runnable): Check this_blocker_.
2364 (Gc_process_relocs::locks): Use next_blocker_ rather than
2366 (Scan_relocs::~Scan_relocs): New function.
2367 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2369 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2371 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2372 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2373 constructor accordingly.
2374 (class Gc_process_relocs): Likewise.
2375 (class Scan_relocs): Likewise.
2376 * common.h (class Allocate_commons_task): Remove symtab_lock_
2377 field, and corresponding constructor parameter.
2378 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2380 (Allocate_commons_task::locks): Likewise.
2382 2010-02-11 Ian Lance Taylor <iant@google.com>
2384 * gold-threads.h (class Once): Define.
2385 (class Initialize_lock): Rewrite as child of Once.
2386 * gold-threads.cc (class Once_initialize): Define.
2387 (once_pointer_control): New static variable.
2388 (once_pointer, once_arg): New static variables.
2389 (c_run_once): New static function.
2390 (Once::Once, Once::run_once, Once::internal_run): New functions.
2391 (class Initialize_lock_once): Remove.
2392 (initialize_lock_control): Remove.
2393 (initialize_lock_pointer): Remove.
2394 (initialize_lock_once): Remove.
2395 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2396 (Initialize_lock::initialize): Rewrite.
2397 (Initialize_lock::do_run_once): New function.
2398 * archive.cc (Archive::interpret_header): Only clear name if it is
2400 * fileread.cc: Include "gold-threads.h"
2401 (file_counts_lock): New static variable.
2402 (file_counts_initialize_lock): Likewise.
2403 (File_read::release): Only increment counts when using --stats.
2404 Use a lock around the increment.
2405 * parameters.cc (class Set_parameters_target_once): Define.
2406 (set_parameters_target_once): New static variable.
2407 (Parameters::Parameters): Move here from parameters.h.
2408 (Parameters::set_target): Rewrite.
2409 (Parameters::set_target_once): New function.
2410 (Parameters::clear_target): Move here and rewrite.
2411 * parameters.h (class Parameters): Update declarations. Add
2412 set_parameters_target_once_ field.
2413 (Parameters::Parameters): Move to parameters.cc.
2414 (Parameters::clear_target): Likewise.
2415 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2417 (Start_group::~Start_group): New function.
2418 (Start_group::is_runnable): New function.
2419 (Start_group::locks, Start_group::run): New functions.
2420 (Finish_group::run): Change saw_undefined to size_t.
2421 * readsyms.h (class Start_group): Define.
2422 (class Finish_group): Change saw_undefined_ field to size_t.
2423 (Finish_group::Finish_group): Remove saw_undefined and
2424 this_blocker parameters. Change all callers.
2425 (Finish_group::set_saw_undefined): New function.
2426 (Finish_group::set_blocker): New function.
2427 * symtab.h (class Symbol_table): Change saw_undefined to return
2428 size_t. Change saw_undefined_ field to size_t.
2429 * target-select.cc (Set_target_once::do_run_once): New function.
2430 (Target_selector::Target_selector): Initialize set_target_once_
2431 field. Don't initialize lock_ and initialize_lock_ fields.
2432 (Target_selector::instantiate_target): Rewrite.
2433 (Target_selector::set_target): New function.
2434 * target-select.h (class Set_target_once): Define.
2435 (class Target_selector): Update declarations. Make
2436 Set_target_once a friend. Remove lock_ and initialize_lock_
2437 fields. Add set_target_once_ field.
2439 2010-02-10 Ian Lance Taylor <iant@google.com>
2441 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2443 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2444 (queue_middle_tasks): Add all blockers before queueing any tasks.
2445 (queue_final_tasks): Likewise.
2446 * token.h (Task_token::add_blockers): New function.
2447 * object.h (Input_objects::number_of_relobjs): New function.
2449 2010-02-10 Ian Lance Taylor <iant@google.com>
2451 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2452 shared, not if not position independent.
2453 * x86_64.cc (Relocate::relocate_tls): Likewise.
2454 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2455 (tls_pie_pic_test): New target.
2456 * testsuite/Makefile.in: Rebuild.
2458 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2459 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2460 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2461 * testsuite/Makefile.in: Rebuild.
2463 2010-02-09 David S. Miller <davem@davemloft.net>
2465 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2466 R_SPARC_RELATIVE using ->add_local_relative().
2467 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2469 * output.h (Output_data_dynamic::add_section_size): New method
2470 that takes two Output_data objects.
2471 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2472 entry param. Handle it in initializers.
2473 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2474 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2475 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2477 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2478 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2479 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2480 for dynrel_includes_plt.
2481 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2482 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2483 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2485 (Target_sparc::do_finalize_sections): Update to pass true for
2486 dynrel_includes_plt.
2487 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2488 output before .rela.plt
2489 (Target_powerpc::do_finalize_sections): Update to pass true for
2490 dynrel_includes_plt when 32-bit.
2492 2010-02-08 Doug Kwan <dougkwan@google.com>
2494 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2496 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2497 Arm_relobj::scan_section_for_cortex_a8_stubs,
2498 Arm_relobj::do_relocation_section): Instead of calling
2499 Output_section::output_address, use faster
2500 Arm_relobj::simple_input_section_output_address.
2502 2010-02-08 David S. Miller <davem@davemloft.net>
2504 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2505 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2506 relocation helper function.
2508 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2509 just like R_SPARC_GOT{10,13,22}.
2510 (Target_sparc::Scan::local): Likewise.
2511 (Target_sparc::Relocate:relocate): Likewise.
2513 2010-02-06 Ian Lance Taylor <iant@google.com>
2515 * configure.ac: Rewrite targetobjs duplicate removal code to use
2516 only shell constructs.
2517 * configure: Rebuild.
2519 2010-02-05 Doug Kwan <dougkwan@google.com>
2522 * arm.cc (Arm_relobj::section_is_scannable): New method.
2523 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2524 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2526 2010-02-04 Doug Kwan <dougkwan@google.com>
2529 * arm-reloc-property.cc (cstdio): Include.
2530 * configure.ac (targetobjs): Remove duplicates.
2531 * configure: Regenerate.
2532 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2533 big and little endian version for a given address size.
2535 2010-02-03 Doug Kwan <dougkwan@google.com>
2537 * arm-reloc-property.cc
2538 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2540 * arm-reloc-property.h
2541 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2542 New method definition.
2543 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2545 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2547 (GOT_PREL): Change implemented to Y.
2548 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2549 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2550 (Arm_relocate_functions::movw_abs_nc): Remove method.
2551 (Arm_relocate_functions::movt_abs): Ditto.
2552 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2553 (Arm_relocate_functions::thm_movt_abs): Ditto.
2554 (Arm_relocate_functions::movw_rel_nc): Ditto.
2555 (Arm_relocate_functions::movw_rel): Ditto.
2556 (Arm_relocate_functions::movt_rel): Ditto.
2557 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2558 (Arm_relocate_functions:thm_movw_rel): Ditto.
2559 (Arm_relocate_functions:thm_movt_rel): Ditto.
2560 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2561 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2562 New method definitions.
2563 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2564 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2565 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2566 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2567 (Target_arm::Relocate::relocate): Check for non-static or
2568 unimplemented relocation code and exit early. Change calls to
2569 Target_arm::reloc_uses_thumb_bit and
2570 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2571 instead. Refactor code to handle similar relocations to increase
2572 code sharing. Remove check for unsupported relocation code in switch
2574 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2575 relocation property table to find out size. Change error message to
2576 print out the name of a relocation code instead of the numeric value.
2577 (Target_arm::scan_reloc_for_stub): Use relocation property table
2578 instead of calling Target_arm::reloc_uses_thumb_bit().
2580 2010-02-02 Doug Kwan <dougkwan@google.com>
2582 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2583 types of relaxed input section.
2585 2010-02-02 Doug Kwan <dougkwan@google.com>
2587 * Makefile.am (HFILES): Add arm-reloc-property.h.
2589 (TARGETSOURCES): Add arm-reloc-property.cc
2590 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2591 (libgold_a_SOURCES): $(DEFFILES)
2592 * Makefile.in: Regenerate.
2593 * arm-reloc-property.cc: New file.
2594 * arm-reloc-property.h: New file.
2595 * arm-reloc.def: New file.
2596 * arm.cc: Update comments.
2597 (arm-reloc-property.h): New included header.
2598 (arm_reloc_property_table): New global variable.
2599 (Target_arm::do_select_as_default_target): New method definition.
2600 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2601 arm-reloc-property to targ_extra_obj.
2602 * parameters.cc (set_parameters_target): Call
2603 Target::select_as_default_target().
2604 * target.h (Target::select_as_default_target): New method definition.
2605 (Target::do_select_as_default_target): Same.
2607 2010-02-01 Doug Kwan <dougkwan@google.com>
2609 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2610 first_output_text_section_.
2611 (Arm_exidx_fixup::first_output_text_section): New method definition.
2612 (Arm_exidx_fixup::first_output_text_section_): New data member.
2613 (Arm_exidx_fixup::process_exidx_section): Record the first text
2614 output section seen.
2615 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2616 and entsize in output section header.
2618 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2620 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2621 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2622 (Arm_relocate_functions::thm_alu11): New Method.
2623 (Arm_relocate_functions::thm_pc8): New Method.
2624 (Arm_relocate_functions::thm_pc12): New Method.
2625 (Target_arm::Scan::local): Handle the relocations.
2626 (Target_arm::Scan::global): Likewise.
2627 (Target_arm::Relocate::relocate): Likewise.
2628 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2630 2010-01-29 Doug Kwan <dougkwan@google.com>
2632 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2633 of relocation types as ld.
2635 2010-01-29 Doug Kwan <dougkwan@google.com>
2637 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2639 (Arm_relocate_functions::thumb_branch_common): Ditto.
2640 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2641 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2642 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2643 Arm_relocate_functions::jump24): Remove.
2644 (Target_arm::Relocate::relocate): Adjust code to call
2645 Arm_relocation_functions::arm_branch_common and
2646 Arm_relocation_functions::thumb_branch_common instead of their removed
2647 wrappers. Merge switch-cases together to reduce source code size.
2649 2010-01-29 Doug Kwan <dougkwan@google.com>
2651 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2652 output_local_symbol_count_needs_update_.
2653 (Arm_relobj::output_local_symbol_count_needs_update,
2654 Arm_relobj::set_output_local_symbol_count_needs_update,
2655 Arm_relobj::update_output_local_symbol_count): New methods.
2656 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2658 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2659 of pointed function as in a R_ARM_PREL31 relocation.
2660 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2661 for output local symbol count updating.
2662 (Target_arm::do_relax): Update output local symbol counts in objects
2664 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2666 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2668 * arm.cc: Added support for the ARM relocations:
2669 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2670 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2671 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2673 (Arm_relocate_functions::movw_rel): New method.
2674 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2675 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2677 (Arm_relocate_functions::thm_movw_rel): New method.
2678 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2680 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2682 (Target_arm::Scan::global): Likewise.
2683 (Target_arm::Relocate::relocate): Likewise.
2684 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2687 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2689 * arm.cc: Added support for ARM group relocations.
2690 (Target_arm::reloc_needs_sym_origin): New method.
2691 (Arm_relocate_functions::calc_grp_kn): New method.
2692 (Arm_relocate_functions::calc_grp_residual): New method.
2693 (Arm_relocate_functions::calc_grp_gn): New method.
2694 (Arm_relocate_functions::arm_grp_alu): New Method.
2695 (Arm_relocate_functions::arm_grp_ldr): New Method.
2696 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2697 (Arm_relocate_functions::arm_grp_ldc): New Method.
2698 (Target_arm::Scan::local): Handle the ARM group relocations.
2699 (Target_arm::Scan::global): Likewise.
2700 (Target_arm::Relocate::relocate): Likewise.
2701 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2704 2010-01-26 Doug Kwan <dougkwan@google.com>
2706 * arm.cc (set): Include.
2707 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2709 (Arm_output_section::Text_section_list): New type.
2710 (Arm_output_section::append_text_sections_to_list): New method.
2711 (Arm_output_section::fix_exidx_coverage): Ditto.
2712 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2713 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2714 Relobj::set_section_offset() instead of
2715 Sized_relobj::invalidate_section_offset().
2716 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2717 parameter for section headers. Ignore relocation sections for
2718 unallocated sections and EXIDX sections.
2719 (Target_arm::fix_exidx_coverage): New method.
2720 (Target_arm::output_section_address_less_than): New type.
2721 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2722 linked text section instead of the EXIDX section.
2723 (Arm_output_section::create_stub_group): Add an assertion to check
2724 that this is not an EXIDX output section.
2725 (Arm_output_section::append_text_sections_to_list): New method.
2726 (Arm_output_section::fix_exidx_coverage): Ditto.
2727 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2728 Arm_relobj::section_needs_reloc_stub_scanning.
2729 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2731 (Target_arm::fix_exidx_coverage): New method.
2732 * object.h (Relobj::set_output_section): New method.
2733 (Sized_relobj::invalidate_section_offset): Remove method.
2734 (Sized_relobj::do_invalidate_section_offset): Remove method.
2735 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2737 2010-01-25 Doug Kwan <dougkwan@google.com>
2739 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2740 Fix warning due to signed and unsigned comparison on a 32-bit host.
2742 2010-01-22 Doug Kwan <dougkwan@google.com>
2744 * arm.cc (Target_arm::do_relax): Record an output section for section
2745 offset adjustment it contains any stub table that has changed.
2746 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2747 offsets in an output section if necessary.
2748 * output.cc (Output_section::Output_section): Initialize
2749 section_offsets_need_adjustments_.
2750 (Output_section::add_input_section_for_script): Renamed to
2751 Output_section::add_simple_input_section.
2752 (Output_section::save_states): Add a comment.
2753 (Output_section::discard_states): New method defintion.
2754 (Output_section::adjust_section_offsets): Same.
2755 * output.h (Output_section::add_input_section_for_script): Renamed to
2756 Output_section::add_simple_input_section.
2757 (Output_section::discard_states): New method declaration.
2758 (Output_section::adjust_section_offsets): Same.
2759 (Output_section::section_offsets_need_adjustment,
2760 Output_section::set_section_offsets_need_adjustment): New method
2762 (Output_section::section_offsets_need_adjustment_): New data member.
2763 * script-sections.cc
2764 (Output_section_element_input::set_section_address): Adjust code for
2765 renaming of Output_section::add_input_section_for_script.
2766 (Orphan_output_section::set_section_address): Same.
2768 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2770 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2771 Fix_v4bx enum values .
2772 * gold/options.h (General_options): New option definitions.
2773 (General_options::fix_v4bx): New method.
2774 (General_options::Fix_v4bx): New enum.
2775 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2776 (General_options::parse_fix_v4bx_interworking): New method.
2778 2010-01-22 Doug Kwan <dougkwan@google.com>
2780 * arm.cc (Arm_exidx_fixup): New class.
2782 2010-01-21 Doug Kwan <dougkwan@google.com>
2784 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2786 (Arm_exidx_section_offset_map): New type.
2788 2010-01-21 Doug Kwan <dougkwan@google.com>
2790 * arm.cc (Arm_exidx_input_section): New class.
2791 (Arm_relobj::exidx_input_section_by_link,
2792 Arm_relobj::exidx_input_section_by_shndx,
2793 Arm_relobj::make_exidx_input_section): New methods.
2794 (read_arm_attributes_section): Remove.
2795 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2796 information about them.
2797 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2800 2010-01-20 Doug Kwan <dougkwan@google.com>
2802 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2803 Input_section_specifier to Section_id.
2804 (Target_arm::new_arm_input_section: Adjust code for change of key
2806 (Target_arm::find_arm_input_section): Ditto.
2807 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2808 (Section_id): Remove.
2809 (Garbage_collection::Section_id_hash): Remove.
2810 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2811 (Section_id): Remove.
2812 (Icf::Section_id_hash): Remove.
2813 * object.h (Section_id, Const_section_id, Section_id_hash,
2814 Const_section_id_hash): New type definitions.
2815 * output.cc (Output_section::add_relaxed_input_section): Change to
2816 use Const_section_id instead of Input_section_specifier as key type.
2817 (Output_section::add_merge_input_section): Ditto.
2818 (Output_section::build_relaxation_map): Change to use Section_id
2819 instead of Input_section_specifier as key type.
2820 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2822 (Output_section::convert_input_sections_to_relaxed_sections): Change
2823 to use Const_section_id instead of Input_section_specifier as key type.
2824 (Output_section::find_merge_section): Ditto.
2825 (Output_section::find_relaxed_input_section): Ditto.
2826 * output.h (Input_section_specifier): Remove class.
2827 (Output_section::Output_section_data_by_input_section_map): Change
2828 key type to Const_section_id.
2829 (Output_section::Output_relaxed_input_section_by_input_section_map):
2831 (Output_section::Relaxation_map): Change key type to Section_id.
2833 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2835 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2836 (class Arm_v4bx_stub): New class.
2837 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2838 (Stub_factory::make_arm_v4bx_stub): New method.
2839 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2840 (Stub_table::empty): Handle v4bx stubs.
2841 (Stub_table::add_arm_v4bx_stub): New method.
2842 (Stub_table::find_arm_v4bx_stub): New method.
2843 (Arm_relocate_functions::v4bx): New method.
2844 (Target_arm::fix_v4bx): New method.
2845 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2846 (Stub_table::relocate_stubs): Likewise.
2847 (Stub_table::do_write): Likewise.
2848 (Stub_table::update_data_size_and_addralign): Likewise.
2849 (Stub_table::finalize_stubs): Likewise.
2850 (Target_arm::Scan::local): Likewise.
2851 (Target_arm::Scan::global): Likewise.
2852 (Target_arm::do_finalize_sections): Likewise.
2853 (Target_arm::Relocate::relocate): Likewise.
2854 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2856 (Target_arm::scan_reloc_for_stub): Likewise.
2857 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2859 2010-01-19 Ian Lance Taylor <iant@google.com>
2861 * output.cc (Output_section_headers::do_sized_write): Write large
2862 segment count to sh_info field.
2863 (Output_file_header::do_sized_write): For large segment count,
2864 write PN_XNUM to e_phnum field.
2866 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2868 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2869 (Arm_relocate_functions::thm_jump8): New function.
2870 (Arm_relocate_functions::thm_jump11): New function.
2871 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2873 (Target_arm::Scan::global): Likewise.
2874 (Target_arm::Relocate::relocate): Likewise.
2875 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2878 2010-01-14 Doug Kwan <dougkwan@google.com>
2880 * arm.cc (map, utility): Include headers.
2881 (Target_arm::apply_cortex_a8_workaround): New method.
2882 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2883 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2884 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2885 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2886 the --[no-]fix-cortex-a8 command line options.
2887 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2888 (Target_arm::relocate_stub): Use addend in instruction template.
2889 * options.h (DEFINE_bool): Set the user-set flag.
2890 (General_options): Add --[no-]-fix-cortex options.
2891 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2892 : Update fast look-up map after conversion.
2894 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2896 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2897 in the first pass of do_layout.
2899 2010-01-13 Doug Kwan <dougkwan@google.com>
2901 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2902 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2903 apparent compiler problem of not folding static constant integral
2904 data members of elfcpp::Elf_sizes<32>.
2906 2010-01-13 Doug Kwan <dougkwan@google.com>
2908 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2909 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2910 Arm_relobj::scan_section_for_cortex_a8_erratum,
2911 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2912 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2913 sections to scan for relocation stubs into a new method
2914 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2915 relocation and Cortex-A8 stub scanning.
2916 (Target_arm::do_relax): Force stubs to be after stubbed sections
2917 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2918 the beginning of a new relaxation pass. Update a comment.
2919 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2921 2010-01-12 Ian Lance Taylor <iant@google.com>
2923 * target-reloc.h (visibility_error): New inline function.
2924 (relocate_section): Call visibility_error.
2925 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2926 (MOSTLYCLEANFILES): Likewise.
2927 (protected_4_pic.o, protected_3.err): New targets.
2928 * testsuite/protected_4.cc: New file.
2930 2010-01-12 Doug Kwan <dougkwan@google.com>
2932 * arm.cc (Cortex_a8_reloc): New class.
2933 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2934 and cortex_a8_relocs_info_.
2935 (Target_arm::fix_cortex_a8): New method definition.
2936 (Target_arm::Cortex_a8_relocs_info): New type.
2937 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2938 New data member declarations.
2939 (Target_arm::scan_reloc_for_stub): Record information about
2940 relocations for THUMB branches that might be exempted from the
2941 Cortex-A8 workaround.
2942 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2943 at the beginning of a relaxation pass.
2945 2010-01-12 Doug Kwan <dougkwan@google.com>
2947 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2948 (Arm_relobj::Mapping_symbol_position,
2949 Arm_reloj::Mapping_symbol_position_less,
2950 Arm_relobj::Mapping_symbols_info): New types.
2951 (Target_arm::is_mapping_symbol_name): New method definition.
2952 (Arm_relobj::do_count_local_symbols): Save information about mapping
2955 2010-01-11 Doug Kwan <dougkwan@google.com>
2957 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2958 Arm_relocate_functions::thumb32_branch_upper,
2959 Arm_relocate_functions::thumb32_branch_lower,
2960 Arm_relocate_functions::thumb32_cond_branch_offset,
2961 Arm_relocate_functions::thumb32_cond_branch_upper,
2962 Arm_relocate_functions::thumb32_cond_branch_lower,
2963 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2964 branch offset encoding.
2965 (Arm_relocate_functions::thumb_branch_common): Use new branch
2966 offset encoding methods to avoid code duplication.
2967 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2968 (Stub_addend_reader::operator()): Use new branch encoding method
2969 to avoid code duplication.
2971 2010-01-11 Doug Kwan <dougkwan@google.com>
2973 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2974 (Target_arm::do_finalize_sections): Define special EXIDX section
2975 symbols only if referenced.
2976 * gc.h (Garbage_collection::add_reference): New method.
2977 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2980 2010-01-11 Ian Lance Taylor <iant@google.com>
2982 * script.cc (Version_script_info::build_expression_list_lookup):
2983 Change complaing about duplicate wildcard match from error to
2986 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2988 (Version_script_info::Version_script_info): Initialize globs_,
2989 default_version_, default_is_global_, and exact_. Don't
2990 initialize globals_ or locals_.
2991 (Version_script_info::build_lookup_tables): Build local symbols
2993 (Version_script_info::unquote): New function.
2994 (Version_script_info::add_exact_match): New function.
2995 (Version_script_info::build_expression_list_lookup): Remove lookup
2996 parameter. Add is_global parameter. Change all callers. Handle
2997 wildcard pattern specially. Unquote pattern. Call
2999 (Version_script_info::get_name_to_match): New function.
3000 (Version_script_info::get_symbol_version): New function.
3001 (Version_script_info::get_symbol_version_helper): Remove.
3002 (Version_script_info::check_unmatched_names): Call unquote.
3003 * script.h (class Version_script_info): Change get_symbol_version
3004 to be non-inline and add is_global parameter; change all callers.
3005 Rewrite symbol_is_local. Update declarations. Define struct
3006 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3007 Remove globals_ and locals_ members. Add exact_, globs_,
3008 default_version_, is_global_.
3009 (Version_script_info::Glob): Remove pattern, add expression and
3010 is_global. Update constructor. Change all callers.
3011 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3013 (Versions::symbol_section_contents): If a symbol is undefined, or
3014 defined in a dynamic object, set the version index to
3016 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3018 (Symbol_table::add_from_pluginobj): Likewise.
3019 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3021 2010-01-11 Doug Kwan <dougkwan@google.com>
3023 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3024 (incremental_dump_LDADD): Add linking option for libintl.
3025 * Makefile.in: Regenerate.
3027 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3030 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3032 * testsuite/Makefile.in: Regenerated.
3034 2010-01-10 Doug Kwan <dougkwan@google.com>
3036 * options.h (DEFINE_var): Use parentheses around argument varname__
3037 in macro body to avoid any unintended subsequent substitutions.
3039 2010-01-10 Ian Lance Taylor <iant@google.com>
3041 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3042 candidates before doing symbol resolution.
3044 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3045 ODR candidates if only one is weak.
3047 2010-01-08 Ian Lance Taylor <iant@google.com>
3049 * script.cc (Version_script_info::build_expression_list_lookup):
3050 Don't warn about ambiguous version, just record the ambiguity.
3051 (Version_script_info::get_symbol_version_helper): Give error if
3052 version is ambiguous.
3054 2010-01-08 Doug Kwan <dougkwan@google.com>
3056 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3057 prev_data_size_ and prev_addralign_. Remove initializer for
3058 deleted data member has_been_changed_.
3059 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3060 to determine if the table is empty.
3061 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3063 (Stub_table::add_reloc_stub): Define method in class definition
3064 instead of just declaring it there.
3065 (Stub_table::add_cortex_a8_stub): New method definition.
3066 (Stub_table::update_data_size_and_addralign): Ditto.
3067 (Stub_table::finalize_stubs): Ditto.
3068 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3069 (Stub_table::do_addralign_): Return address alignment in the
3070 (Stub_table::do_reset_address_and_file_offset): Define method in
3071 class definition instead of declaring it there. Set current data
3072 size to be the data size of the previous pass.
3073 (Stub_table::set_final_data_size): Use current data size as the
3075 (Stub_table::relocate_stub): Change parameter type of stub from
3076 Reloc_stub pointer to Stub pointer.
3077 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3078 (Stub_table::Cortex_a8_stub_list): New typedef.
3079 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3080 Stub_table::prev_addralign_): New data member.
3081 (Arm_relobj::Arm_relobj): Initialize data member
3082 section_has_cortex_a8_workaround_.
3083 (Arm_relobj::section_has_cortex_a8_workaround,
3084 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3086 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3088 (Target_arm::relocate_stub): Change parameter type of stub from
3089 Reloc_stub pointer to Stub pointer.
3090 (Insn_template::size, Insn_template::alignment): Handle
3091 THUMB16_SPECIAL_TYPE.
3092 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3093 Stub_table::update_data_size_and_addralign,
3094 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3096 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3097 (Stub_table::do_write): Ditto.
3098 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3100 2010-01-08 Ian Lance Taylor <iant@google.com>
3103 * symtab.h (class Symbol): Remove fields is_target_special_ and
3104 has_plt_offset_. Add field is_defined_in_discarded_section_.
3105 (Symbol::is_defined_in_discarded_section): New function.
3106 (Symbol::set_is_defined_in_discarded_section): New function.
3107 (Symbol::has_plt_offset): Rewrite.
3108 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3109 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3110 Don't initialize is_target_special_ or has_plt_offset_.
3111 Initialize is_defined_in_discarded_section_.
3112 (Symbol_table::add_from_relobj): If appropriate, set
3113 is_defined_in_discarded_section.
3114 * resolve.cc (Symbol::override_base_with_special): Don't test
3115 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3116 * target-reloc.h (relocate_section): Do special handling for
3117 symbols defined in discarded sections for global symbols as well
3120 2010-01-08 Ian Lance Taylor <iant@google.com>
3122 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3123 the SHT_SYMTAB case.
3125 2010-01-08 Ian Lance Taylor <iant@google.com>
3127 * object.cc (Sized_relobj::do_layout): Don't get confused if
3128 layout_eh_frame returns NULL.
3130 2010-01-08 Ian Lance Taylor <iant@google.com>
3133 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3134 dynamic symbol table, use the normal symbol table.
3135 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3138 2010-01-08 Ian Lance Taylor <iant@google.com>
3141 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3144 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3146 * version.cc (print_version): Change to "Copyright 2010".
3148 2010-01-08 Ian Lance Taylor <iant@google.com>
3152 * i386.cc (class Target_i386): Change return type of plt_section
3154 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3155 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3156 tls_desc_rel_ field.
3157 (Output_data_plt_i386::rel_tls_desc): New function.
3158 (Target_i386::rel_tls_desc_section): New function.
3159 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3160 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3161 R_386_TLS_DESC reloc in rel_tls_desc_section.
3162 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3163 Define struct Tlsdesc_info.
3164 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3165 (Target_x86_64::do_reloc_symbol_index): New function.
3166 (Target_x86_64::add_tlsdesc_info): New function.
3167 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3168 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3170 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3172 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3173 (Target_x86_64::rela_tlsdesc_section): New function.
3174 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3176 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3177 (Target_x86_64::do_reloc_addend): New function.
3178 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3179 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3180 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3181 (Output_reloc::type): New function.
3182 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3183 (Output_reloc::is_target_specific): New function.
3184 (Output_reloc::target_arg): New function.
3185 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3186 absolute relocs and target specific relocs.
3187 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3188 add_target_specific.
3189 (class Output_data_reloc) [SHT_RELA]: Likewise.
3190 * output.cc (Output_reloc::Output_reloc): Add four new versions
3191 for absolute relocs and target specific relocs.
3192 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3193 (Output_reloc::get_symbol_index): Likewise.
3194 (Output_reloc::local_section_offset): Check that local_sym_index_
3195 is not TARGET_CODE or 0.
3196 (Output_reloc::symbol_value): Likewise.
3197 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3199 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3200 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3202 * layout.cc (add_target_dynamic_tags): Use output section for
3203 DT_PLTRELSZ and DT_JMPREL.
3205 2010-01-07 Ian Lance Taylor <iant@google.com>
3208 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3210 (class Output_data_reloc_generic): Define.
3211 (class Output_data_reloc_base): Change base class to
3212 Output_data_reloc_generic. Change add() method to call
3213 bump_relative_reloc_count for a relative reloc. Remove
3215 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3217 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3218 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3220 * layout.h (class Layout): Update declaration.
3222 2010-01-07 Ian Lance Taylor <iant@google.com>
3224 * output.h (class Output_data): Add const version of
3225 output_section and do_output_section.
3226 (class Output_section_data): Add const version of
3228 (class Output_section): Likewise.
3229 * layout.cc (Layout::add_target_dynamic_tags): New function.
3230 * layout.h (class Layout): Update declarations.
3231 * arm.cc (Target_arm::do_finalize_sections): Use
3232 add_target_dynamic_tags.
3233 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3234 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3235 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3236 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3238 2010-01-07 Ian Lance Taylor <iant@google.com>
3241 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3244 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3245 Ian Lance Taylor <iant@google.com>
3248 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3249 Xindex::read_symtab_xindex.
3251 2010-01-07 Doug Kwan <dougkwan@google.com>
3253 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3254 (Insn_template::thumb16_bcond_insn): New method declaration.
3255 (Insn_template): Fix spelling.
3256 (Stub::thumb16_special): New method declaration.
3257 (Stub::do_write): Define virtual method which was previously pure
3259 (Stub::do_thumb16_special): New method declaration.
3260 (Stub::do_fixed_endian_write): New template member.
3261 (Reloc_stub::do_write): Remove.
3262 (Reloc_stub::do_fixed_endian_write): Remove.
3263 (Cortex_a8_stub): New class definition.
3264 (Stub_factory::make_cortex_a8_stub): New method definition.
3265 (Stub_factory::Stub_factory): Add missing static storage class
3266 qualifier for elf32_arm_stub_a8_veneer_blx.
3268 2010-01-07 Ian Lance Taylor <iant@google.com>
3271 * options.h (class General_options): Add --warn-unresolved-symbols
3272 and --error-unresolved-symbols.
3273 * errors.cc (Errors::undefined_symbol): Implement
3274 --warn-unresolved-symbols.
3276 * options.h (class General_options): Add -z text and -z textoff.
3277 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3279 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3281 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3282 (Garbage_collection::cident_sections): New function.
3283 (Garbage_collection::add_cident_section): New function.
3284 (Garbage_collection::cident_sections_): New member.
3285 (gc_process_relocs): Add references to sections whose names are C
3287 * gold.h (cident_section_start_prefix): New constant.
3288 (cident_section_stop_prefix): New constant.
3289 (is_cident): New function.
3290 * layout.cc (Layout::define_section_symbols): Replace string constants
3291 with the newly defined constants.
3292 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3294 * testsuite/Makefile.am: Add gc_orphan_section_test.
3295 * testsuite/Makefile.in: Regenerate.
3296 * testsuite/gc_orphan_section_test.cc: New file.
3297 * testsuite/gc_orphan_section_test.sh: New file.
3299 2010-01-06 Ian Lance Taylor <iant@google.com>
3302 * options.h (class General_options): Add --warn-shared-textrel.
3303 * layout.cc (Layout::finish_dynamic_section): Implement
3304 --warn-shared-textrel.
3307 * options.h (class General_options): Add --warn-multiple-gp.
3309 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3311 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3312 $(THREADSLIB) and $(LIBDL).
3313 * Makefile.in: Rebuild.
3315 2010-01-06 Ian Lance Taylor <iant@google.com>
3318 * options.cc (General_options::parse_section_start): New function.
3319 (General_options::section_start): New function.
3320 (General_options::General_options): Initialize all members.
3321 * options.h: Include <map>
3322 (class General_options): Add --section-start. Add section_starts_
3324 * layout.cc (Layout::attach_allocated_section_to_segment): If
3325 --section-start was used, set the address of the segment. Remove
3326 local sort_sections.
3327 (Layout::relaxation_loop_body): If the address of the load segment
3328 has been set by --section-start, don't use it.
3329 * output.h (Output_segment::update_flags_for_output_section): New
3331 * output.cc (Output_segment::add_output_section): Call
3332 update_flags_for_output_section.
3334 2010-01-05 Ian Lance Taylor <iant@google.com>
3337 * options.h (class General_options): Add --undefined-version.
3338 * script.cc (struct Version_expression): Add was_matched_by_symbol
3340 (Version_script_info::matched_symbol): New function.
3341 (Version_script_info::get_symbol_version_helper): Call
3343 (Version_script_info::check_unmatched_names): New function.
3344 * script.h (class Version_script_info): Update declarations.
3345 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3347 * options.h (class General_options): Use DEFINE_bool_alias for
3348 allow_multiple_definition.
3349 * resolve.cc (Symbol_table::should_override): Don't test
3350 allow_multiple_definition.
3353 * options.h (class General_options): Add --cref.
3354 * main.cc (main): Print cref table if --cref. Don't close mapfile
3355 until after printing cref table.
3356 * cref.cc: Include "symtab.h".
3357 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3358 (Cref_table_compare::operator()): New function.
3359 (Cref_inputs::gather_cref): New function.
3360 (filecol): New static const.
3361 (Cref_inputs::print_cref): New function.
3362 (Cref::print_cref): New function.
3363 * cref.h: Include <cstdio>.
3364 (class Cref): Update declarations.
3365 * mapfile.h (Mapfile::file): New function.
3366 * object.h (class Object): Define Symbols. Declare virtual
3367 do_get_global_symbols.
3368 (Object::get_global_symbols): New function.
3369 * object.cc (Input_objects::add_object): Pass object to cref_ if
3371 (Input_objects::archive_start): Likewise.
3372 (Input_objects::archive_stop): Likewise.
3373 (Input_objects::print_cref): New function.
3374 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3375 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3377 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3379 * plugin.h (class Sized_pluginobj): Update declarations.
3381 2010-01-05 Ian Lance Taylor <iant@google.com>
3383 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3384 to is_default_version. Rename insdef to insdefault.
3385 (Symbol_table::add_from_relobj): Rename def to is_default_version
3386 and local to is_forced_local.
3387 (Symbol_table::add_from_pluginobj): Likewise.
3388 (Symbol_table::add_from_dynobj): Likewise.
3389 (Symbol_table::define_special_symbol): Rename insdef to
3392 2010-01-04 Ian Lance Taylor <iant@google.com>
3395 * options.h (class General_options): Add
3396 --allow-multiple-definition and -z muldefs.
3397 * resolve.cc (Symbol_table::should_override): Don't warn about a
3398 multiple symbol definition if --allow-multiple-definition or -z
3402 * options.h (class General_options): Add --add-needed and
3403 --copy-dt-needed-entries. Tweak --as-needed help entry.
3404 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3405 error if --copy-dt-needed-entries aka --add-needed is used and
3406 would cause a change in behaviour.
3409 * options.h (class General_options): Add -G as a short version of
3410 --shared. Add no-op options -assert, -g, and -i.
3412 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3414 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3415 check for .text or .gnu.linkonce.t sections.
3416 * icf.cc (Icf::find_identical_sections): Ditto.
3417 Change the detection for mangled function name within the section
3419 * icf.h (is_section_foldable_candidate): New function.
3421 2009-12-30 Ian Lance Taylor <iant@google.com>
3424 * options.h (class General_options): Permit two dashes with
3425 --retain-symbols-file.
3427 2009-12-30 Ian Lance Taylor <iant@google.com>
3430 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3431 don't put the file header and segment headers in the text
3435 * common.cc (Sort_commons::operator()): Stabilize sort when both
3437 (Symbol_table::do_allocate_commons_list): When allocating common
3438 symbols, skip a symbol which is no longer common.
3439 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3440 an object before checking its type.
3441 * testsuite/common_test_2.c: New file.
3442 * testsuite/common_test_3.c: New file.
3443 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3444 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3445 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3446 (common_test_2_pic.o, common_test_2.so): New targets.
3447 (common_test_3_pic.o, common_test_3.so): New targets.
3448 * testsuite/Makefile.in: Rebuild.
3451 * script.cc (read_input_script): If we see a new SECTIONS clause,
3452 and we have added an input section, give an error.
3453 * layout.h (class Layout): Add have_added_input_section function.
3454 Add have_added_input_section_ field.
3455 * layout.cc (Layout::Layout): Initialize
3456 have_added_input_section_.
3457 (Layout::layout): Set have_added_input_section_.
3458 (Layout::layout_eh_frame): Likewise.
3460 2009-12-30 Ian Lance Taylor <iant@google.com>
3463 * options.h (class General_options): Add --sort-common option.
3464 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3465 * common.cc (Sort_common): Add sort_order parameter to
3466 constructor. Add sort_order_ field.
3467 (Sort_commons::operator): Check sort_order_.
3468 (Symbol_table::allocate_commons): Determine the sort order.
3469 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3471 (Symbol_table::do_allocate_commons_list): Likewise.
3473 2009-12-30 Ian Lance Taylor <iant@google.com>
3476 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3477 symbols from this object, don't change the visibility of an
3479 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3481 2009-12-30 Ian Lance Taylor <iant@google.com>
3484 * script.h (class Version_script_info): Define Language enum.
3485 Update declarations. Define Glob, Exact, and Lookup types. Add
3486 new fields globals_, locals_, and is_finalized_.
3487 * script.cc: Various formatting fixes.
3488 (class Parser_closure): Change language_stack_ from a vector of
3489 std::string to one of Version_script_info::Language. Adjust all
3491 (class Lazy_demangler): Remove.
3492 (struct Version_expression): Change language from std::string to
3493 Version_script_info::Language.
3494 (Version_script_info::Version_script_info): New function.
3495 (Version_script_info::~Version_script_info): Don't call clear.
3496 (Version_script_info::finalize): New function.
3497 (Version_script_info::build_lookup_tables): New function.
3498 (Version_script_info::build_expression_list_lookup): New
3500 (Version_script_info::get_symbol_version_helper): Rewrite to use
3502 (Version_script_info::print_expression_list): Adjust to use
3503 Version_script_info::Language.
3504 (script_push_lex_into_version_mode): Check that the version script
3505 has not been finalized.
3506 (version_script_push_lang): Change language string to
3507 Version_script_info::Language.
3508 * options.cc (Command_line::version_script): New function.
3509 * options.h (class General_options): Add finalize_dynamic_list
3510 function. Change version_script from declaration to definition.
3511 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3512 * testsuite/version_script.map: Remove duplicate def of foo.
3513 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3515 * testsuite/Makefile.in: Rebuild.
3517 2009-12-30 Ian Lance Taylor <iant@google.com>
3520 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3521 if the input symbol index is 0, make the output symbol index 0.
3523 2009-12-30 Ian Lance Taylor <iant@google.com>
3526 * options.h (class General_options): Add -x/--discard-all.
3527 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3528 --discard-all. If the local symbol needs a dynamic entry, check
3529 that before handling --discard-locals.
3531 2009-12-30 Ian Lance Taylor <iant@google.com>
3534 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3536 (Output_segment::add_output_section): Don't change the flags if
3540 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3541 GNU hash table if they need a dynamic value. Otherwise, don't add
3542 them if they are defined in a dynamic object or are forced local.
3544 2009-12-29 Ian Lance Taylor <iant@google.com>
3547 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3548 .gnu.hash table for a 32-bit target.
3551 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3552 regular and a dynamic object only needs a dynamic symbol table
3553 entry if it is externally visible.
3556 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3557 constructor. Add global_offset_table_ field.
3558 (Target_i386::got_section): Set global_offset_table_.
3559 (Target_i386::do_finalize_sections): Set global_offset_table_
3561 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3562 in constructor. Add global_offset_table_ field.
3563 (Target_x86_64::got_section): Set global_offset_table_.
3564 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3567 * layout.cc (Layout::Layout): Initialize increase_relro_.
3568 (Layout::get_output_section): Add is_relro, is_last_relro, and
3569 is_first_non_relro parameters. Change all callers.
3570 (Layout::choose_output_section): Likewise.
3571 (Layout::add_output_section_data): Likewise.
3572 (Layout::make_output_section): Likewise.
3573 (Layout::set_segment_offsets): Clear increase_relro when using a
3575 * layout.h (class Layout): Add increase_relro method. Add
3576 increase_relro_ field. Update declarations.
3577 * output.cc (Output_section::Output_section): Initialize
3578 is_last_relro_ and is_first_non_relro_.
3579 (Output_segment::add_output_section): Group relro sections is
3580 do_sort is true. Handle is_last_relro and is_first_non_relro.
3581 (Output_segment::maximum_alignment): Remove relro handling.
3582 (Output_segment::set_section_addresses): Add increase_relro
3583 parameter. Change all callers. Add initial alignment to align
3584 relro sections on separate page. Remove old relro handling.
3585 (Output_segment::set_section_list_addresses): Remove in_relro
3586 parameter. Change all callers.
3587 (Output_segment::set_offset): Add increase parameter. Change all
3588 callers. Remove old relro handling.
3589 * output.h (class Output_section): Add new methods: is_last_relro,
3590 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3591 Add is_last_relro_ and is_first_non_relro_ fields.
3592 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3593 Create separate .got.plt section. Call increase_relro.
3594 * x86_64.cc (Target_x86_64::got_section): Likewise.
3595 * testsuite/relro_script_test.t: Add .got.plt.
3598 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3599 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3600 (Layout::finalize): Call set_dynamic_symbol_size.
3601 (Layout::set_dynamic_symbol_size): New function.
3602 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3603 set_dynamic_symbol_size.
3606 * output.h (class Output_section): Add is_entsize_zero_ field.
3607 * output.cc (Output_section::Output_section): Initialize
3609 (Output_section::set_entsize): If two different entsizes are
3610 requested, force it to zero.
3611 (Output_section::add_input_section): Set flags for .debug_str
3612 before updating section flags. Set entsize.
3613 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3614 and SHF_STRING if all input sections have those flags.
3616 2009-12-29 Rafael Espindola <espindola@google.com>
3618 * main.cc (main): Fix the sys time reporting.
3619 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3622 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3624 * options.cc (General_options::parse_version): Allow -v to exit
3625 without an error if there is nothing to link.
3627 2009-12-29 Ian Lance Taylor <iant@google.com>
3629 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3630 using a version of gcc before 4.1.
3631 * configure: Rebuild.
3633 2009-12-28 Chris Demetriou <cgd@google.com>
3635 * attributes.cc (Output_attributes_section_data::do_write): Use
3636 std::vector::front rather than std::vector::data.
3638 2009-12-28 Ian Lance Taylor <iant@google.com>
3640 * symtab.h (class Symbol_table): Add enum Defined.
3641 * resolve.cc (Symbol_table::should_override): Add defined
3642 parameter. Change all callers. Test whether object is NULL
3643 before calling a method on it.
3644 (Symbol_table::report_resolve_problem): Add defined parameter.
3646 (Symbol_table::should_override_with_special): Likewise.
3647 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3648 parameter. Change all callers.
3649 (Symbol_table::do_define_in_output_data): Likewise.
3650 (Symbol_table::define_in_output_segment): Likewise.
3651 (Symbol_table::do_define_in_output_segment): Likewise.
3652 (Symbol_table::define_as_constant): Likewise.
3653 (Symbol_table::do_define_as_constant): Likewise.
3654 * script.h (class Symbol_assignment): Add is_defsym parameter to
3655 constructor; change all callers.
3656 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3657 parameter. Change all callers. Add is_defsym_ field.
3658 (class Parser_closure): Add parsing_defsym parameter to
3659 constructor; change all callers. Add parsing_defsym accessor
3660 function. Add parsing_defsym_ field.
3662 2009-12-28 Ian Lance Taylor <iant@google.com>
3664 * gold.cc (queue_middle_tasks): Fix formatting.
3665 * object.cc (Relobj::is_section_name_included): Likewise.
3667 2009-12-23 Ian Lance Taylor <iant@google.com>
3669 * i386.cc (Target_i386::do_calls_non_split): Recognize
3670 -fsplit-stack prologue for a function with a static chain.
3671 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3672 -fsplit-stack prologue when using %r11.
3674 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3676 * options.cc (General_options::parse_version): Make -v continue and do
3677 the link like GNU ld does.
3679 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3681 * Makefile.am (CCFILES): Add timer.cc.
3682 (HFILES): Add timer.h.
3683 * configure.ac: Check for sysconf and times.
3684 * main.cc: include timer.h.
3685 (main): Use Timer instead of get_run_time.
3688 * workqueue.cc: include timer.h.
3689 (Workqueue::find_and_run_task):
3690 Report user, sys and wall time.
3691 * Makefile.in: Regenerate.
3692 * config.in: Regenerate.
3693 * configure: Regenerate.
3695 2009-12-16 Doug Kwan <dougkwan@google.com>
3697 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3699 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3700 relaxed input sections.
3701 * output.cc (Output_section::find_relaxed_input_section): Change
3702 return type to Output_relaxed_input_section pointer. Adjust code
3703 for new type of relaxed_input_section_map_.
3704 * output.h (Output_section::find_relaxed_input_section): Change
3705 return type to Output_relaxed_input_section pointer.
3706 (Output_section::Output_relaxed_input_section_by_input_section_map):
3708 (Output_section::relaxed_input_section_map_): Change type to
3709 Output_section::Output_relaxed_input_section_by_input_section_map.
3710 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3713 2009-12-15 Ian Lance Taylor <iant@google.com>
3715 * layout.cc (Layout::create_shstrtab): Only write out after input
3716 sections if we are compressing debug sections.
3718 2009-12-15 Ian Lance Taylor <iant@google.com>
3720 * archive.cc (Archive::add_symbols): Only look up a symbol without
3721 a version if there is, in fact, a version.
3723 2009-12-14 Ian Lance Taylor <iant@google.com>
3725 Revert -Wshadow changes, all changes from:
3726 2009-12-11 Doug Kwan <dougkwan@google.com>
3727 2009-12-11 Nick Clifton <nickc@redhat.com>
3728 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3730 2009-12-11 Doug Kwan <dougkwan@google.com>
3732 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3734 * attributes.cc (Object_attribute::size): Ditto.
3735 (Attributes_section_data::size): Ditto.
3736 (Attributes_section_data::Attributes_section_data): Ditto.
3737 (Output_attributes_section_data::do_write): Ditto.
3738 * attributes.h (Object_attribute::set_type): Ditto.
3739 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3741 2009-12-11 Nick Clifton <nickc@redhat.com>
3743 * archive.cc: Fix shadowed variable warnings.
3745 * compressed_output.cc: Likewise.
3746 * compressed_output.h: Likewise.
3747 * configure: Likewise.
3748 * dwarf_reader.cc: Likewise.
3749 * dynobj.cc: Likewise.
3750 * dynobj.h: Likewise.
3751 * ehframe.cc: Likewise.
3752 * ehframe.h: Likewise.
3753 * errors.cc: Likewise.
3754 * expression.cc: Likewise.
3755 * fileread.cc: Likewise.
3756 * fileread.h: Likewise.
3757 * freebsd.h: Likewise.
3758 * i386.cc: Likewise.
3760 * incremental.h: Likewise.
3761 * layout.cc: Likewise.
3762 * layout.h: Likewise.
3763 * mapfile.cc: Likewise.
3764 * merge.cc: Likewise.
3765 * merge.h: Likewise.
3766 * object.cc: Likewise.
3767 * object.h: Likewise.
3768 * options.h: Likewise.
3769 * output.cc: Likewise.
3770 * output.h: Likewise.
3771 * parameters.cc: Likewise.
3772 * plugin.cc: Likewise.
3773 * powerpc.cc: Likewise.
3774 * reduced_debug_output.cc: Likewise.
3775 * reduced_debug_output.h: Likewise.
3776 * reloc.cc: Likewise.
3777 * reloc.h: Likewise.
3778 * resolve.cc: Likewise.
3779 * script-sections.cc: Likewise.
3780 * script.cc: Likewise.
3781 * script.h: Likewise.
3782 * sparc.cc: Likewise.
3783 * symtab.cc: Likewise.
3784 * symtab.h: Likewise.
3785 * target-select.cc: Likewise.
3786 * target-select.h: Likewise.
3787 * token.h: Likewise.
3788 * workqueue.cc: Likewise.
3789 * workqueue.h: Likewise.
3790 * x86_64.cc: Likewise.
3792 2009-12-10 Doug Kwan <dougkwan@google.com>
3794 * arm.cc (attributes.h): New include.
3795 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3796 (Arm_relobj::~Arm_relobj): Delete object pointed by
3797 attributes_section_data_.
3798 (Arm_relobj::attributes_section_data): New method definition.
3799 (Arm_relobj::attributes_section_data_): New data member declaration.
3800 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3801 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3802 attributes_section_data_.
3803 (Arm_dynobj::attributes_section_data): New method definition.
3804 (Arm_dynobj::attributes_section_data_): New data member declaration.
3805 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3806 initialization value of may_use_blx_ to false.
3807 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3808 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3809 object attributes to compute results instead of hard-coding.
3810 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3811 Target_arm::get_secondary_compatible_arch,
3812 Target_arm::set_secondary_compatible_arch
3813 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3814 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3815 New method declarations.
3816 (Target_arm::get_aeabi_object_attribute): New method definition.
3817 (Target_arm::attributes_section_data_): New data member declaration.
3818 (read_arm_attributes_section): New template definition.
3819 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3820 (Arm_dynobj::do_read_symbols): Ditto.
3821 (Target_arm::do_finalize_sections): Merge attributes sections from
3822 input. Check for BLX use after attributes section merging.
3823 Fix __exidx_start and __exidx_end visibility. Create an
3824 .ARM.attributes section if necessary.
3825 (Target_arm::get_secondary_compatible_arch,
3826 Target_arm::set_secondary_compatible_arch,
3827 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3828 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3829 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3830 New method definitions.
3832 2009-12-09 Ian Lance Taylor <iant@google.com>
3834 * plugin.cc (Plugin::load): Don't cast from void* to a function
3837 2009-12-09 Ian Lance Taylor <iant@google.com>
3839 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3842 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3844 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3845 Replace two_file_shared_1.so with two_file_shared_2.so.
3846 * testsuite/Makefile.in: Regenerated.
3848 2009-12-08 Doug Kwan <dougkwan@google.com>
3850 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3851 (HFILES): Add attributes.h and int_encoding.h.
3852 * Makefile.in: Regenerate.
3853 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3854 function definitions to int_encoding.cc
3855 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3856 prototypes to int_encoding.h
3857 * reduced_debug_output.cc (int_encoding.h): New include.
3858 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3859 function definitions to int_encoding.cc
3860 (insert_into_vector, read_from_pointer): Move template definitions to
3862 * attributes.cc: New file.
3863 * attributes.h: New file.
3864 * int_encoding.cc: New file.
3865 * int_encoding.h: New file.
3867 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3870 * incremental-dump.cc (dump_incremental_inputs): New.
3871 (main): Use dump_incremental_inputs.
3873 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3876 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3877 checking elfcpp::STT_FUNC.
3878 (Target_i386::Relocate::relocate): Likewise.
3879 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3881 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3882 symbols from shared libraries into normal FUNC symbols.
3884 * symtab.h (Symbol): Add is_func and use it.
3886 2009-12-05 Doug Kwan <dougkwan@google.com>
3888 * arm.cc (Target_arm::arm_info): Initialize new fields
3889 attributes_section and attributes_vendor.
3890 * i386.cc (Target_i386::i386_info): Same.
3891 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3892 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3893 fields attributes_section and attributes_vendor.
3894 * sparc.cc (Target_sparc::sparc_info): Same.
3895 * target.h (Target::attributes_section, Target::attributes_vendor,
3896 Target::is_attributes_section, Target::attribute_arg_type,
3897 Target::attributes_order): New method definitions.
3898 (Target::Target_info::attributes_section,
3899 Target::Target_info::attributes_vendor): New fields.
3900 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3901 virtual method definitions.
3902 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3903 attributes_section and attributes_vendor.
3904 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3906 2009-12-05 Doug Kwan <dougkwan@google.com>
3908 * arm.cc: Update comments about interworking and stub generation.
3909 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3910 considered as non-PIC.
3911 (Arm_relocate_functions::base_abs): Fix formatting.
3912 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3913 of function to use GOT entry address instead of offset.
3914 (Target_arm::Scan::global): Issue an error if a symbol would need a
3915 PLT does not get one because it is untyped. Remove code to create
3916 dynamic symbols for relative branches.
3917 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3918 takes unsigned integer instead of boolean.
3920 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3922 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3923 (two_file_test_LDADD): Likewise.
3924 (common_test_1_LDADD): Likewise.
3925 (exception_test_LDADD) Likewise.
3926 (weak_test_LDADD): Likewise.
3927 (many_sections_test_LDADD): Likewise.
3928 (initpri1_LDADD): Likewise.
3929 (script_test_1_LDADD): Likewise.
3930 (script_test_2_LDADD): Likewise.
3931 (justsyms_LDADD): Likewise.
3932 (binary_test_LDADD): Likewise.
3933 (large_LDADD): Likewise.
3934 * testsuite/Makefile.in: Regenerated.
3936 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3938 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3939 (Symbol_table::override_with_special): Likewise.
3940 (Symbol_table::add_from_object): Likewise.
3942 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3944 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3945 Don't set the data_offset twice.
3947 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3949 * testsuite/Makefile.in: Regenerate.
3951 2009-12-03 Doug Kwan <dougkwan@google.com>
3953 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3954 (Target_arm::do_finalize_sections): Add parameter for symbol table
3955 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3956 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3957 parameter for symbol table pointer.
3958 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3959 an additional parameter for a pointer to symbol table.
3960 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3961 parameter for a symbol table pointer.
3962 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3963 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3965 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3966 parameter for a symbol table pointer.
3968 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3970 * incremental.cc (Incremental_inputs_header)
3971 (Incremental_inputs_header_write, Incremental_inputs_entry)
3972 (Incremental_inputs_entry_write): Move ...
3973 * incremental.h (Incremental_inputs_header)
3974 (Incremental_inputs_header_write, Incremental_inputs_entry)
3975 (Incremental_inputs_entry_write): here.
3977 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3979 * incremental.cc (make_sized_incremental_binary): Set the target.
3980 Error if it is incompatible.
3981 * output.h (Output_file): Add filename method.
3983 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3985 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3986 from the get_* methods.
3988 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3990 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3991 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3992 Write 0 for the data_offset of scripts.
3994 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3996 * testsuite/Makefile.am: Add the incremental_test.sh test.
3997 * testsuite/incremental_test.sh: New.
3998 * testsuite/incremental_test_1.c: New.
3999 * testsuite/incremental_test_2.c: New.
4001 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4003 * incremental-dump.cc (main): Fix typos.
4005 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4008 * incremental-dump.cc (main): Use llu to print 64 bit values.
4010 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4011 H.J. Lu <hongjiu.lu@intel.com>
4013 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4015 (incremental_dump_LDADD): Likewise.
4016 * Makefile.in: Regenerated.
4018 2009-11-25 Doug Kwan <dougkwan@google.com>
4022 2009-11-25 Doug Kwan <dougkwan@google.com>
4024 * arm.cc (Target_arm::Target_arm): Move method definition
4025 outside of class definition. Add code to handle
4026 --target1-rel, --target1-abs and --target2= options.
4027 (Target_arm::get_reloc_reloc_type): Change method to be
4028 non-static and const.
4029 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4030 New data member declaration.
4031 (Target_arm::Scan::local, Target_arm::Scan::global,
4032 Target_arm::Relocate::relocate,
4033 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4034 Adjust call to Target_arm::get_real_reloc_type.
4035 (Target_arm::get_real_reloc_type): Use command line options
4036 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4037 * options.h (--target1-rel, --target1-abs, --target2): New
4040 2009-11-25 Doug Kwan <dougkwan@google.com>
4042 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4043 class definition. Add code to handle --target1-rel, --target1-abs
4044 and --target2= options.
4045 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4047 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4049 (Target_arm::Scan::local, Target_arm::Scan::global,
4050 Target_arm::Relocate::relocate,
4051 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4052 call to Target_arm::get_real_reloc_type.
4053 (Target_arm::get_real_reloc_type): Use command line options to
4054 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4055 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4058 2009-11-25 Doug Kwan <dougkwan@google.com>
4060 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4061 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4062 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4064 (Arm_relocate_functions::thm_call): Replace body with a call to
4065 Arm_relocate_functions::thumb_branch_common.
4066 (Arm_relocate_functions::thm_jump24,
4067 Arm_relocate_functions::thm_xpc22): New method definitions.
4068 (Arm_relocate_functions::thumb_branch_common): New method definition.
4069 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4071 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4072 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4074 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4076 * Makefile.am: Build incremental-dump
4077 * Makefile.in: Regenerate.
4078 * incremental-dump.cc: New.
4079 * incremental.cc (Incremental_inputs_header_data,
4080 Incremental_inputs_entry_data): Move to incremental.h
4081 * incremental.h: (Incremental_inputs_header_data,
4082 Incremental_inputs_entry_data): Move from incremental.cc
4084 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4086 * incremental.cc (Incremental_inputs_header,
4087 Incremental_inputs_header_write, Incremental_inputs_entry,
4088 Incremental_inputs_entry_write): Add a typedef with the data type.
4090 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4092 * incremental.cc (Incremental_inputs_header,
4093 Incremental_inputs_header_write, Incremental_inputs_entry,
4094 Incremental_inputs_entry_write): Update comment about which
4095 type has the filed descriptions.
4097 2009-11-15 Doug Kwan <dougkwan@google.com>
4099 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4100 (Arm_relocate_functions::arm_branch_common): Change method defintion
4101 in class definition to a method declaration and update list of formal
4103 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4104 Arm_relocation_functions::jump24): Adjust call to
4105 Arm_relocate_functions::arm_branch_common. Update list of formal
4107 (Arm_relocate_functions::xpc25): New method definition.
4108 (Arm_relocate_functions::arm_branch_common): Move method defintion
4109 out from class definition. Use stubs for mode-switching and extending
4111 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4112 specially. Change code to enable use of stubs in ARM branches.
4114 2009-11-10 Doug Kwan <dougkwan@google.com>
4116 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4117 in method declaration.
4118 (Target_arm::relocate_stub): New method declaration.
4119 (Target_arm::default_target): Change to return a pointer instead of
4121 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4122 Target_arm::default_target.
4123 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4125 (Target_arm::relocate_section): Adjust view.
4126 (Target_arm::relocate_stub): New method definition.
4128 2009-11-10 Doug Kwan <dougkwan@google.com>
4130 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4132 * incremental.cc (open_incremental_binary): Initialized local
4133 variables to avoid warnings.
4134 * object.cc (make_elf_object): Ditto.
4135 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4138 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4141 * testsuite/plugin_test.c: Include "config.h".
4143 2009-11-09 Doug Kwan <dougkwan@google.com>
4145 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4146 (arm_symbol_value): Remove.
4147 (Arm_relocate_functions::arm_branch_common,
4148 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4149 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4150 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4151 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4152 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4153 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4154 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4155 Arm_relocate_functions::thm_mobw_abs_nc,
4156 Arm_relocate_functions::thm_mov_abs,
4157 Arm_relocate_functions::movw_prel_nc,
4158 Arm_relocate_functions::thm_movt_abs,
4159 Arm_relocate_functions::movt_prel,
4160 Arm_relocate_functions::thm_movw_prel_nc,
4161 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4162 (Target_arm::Relocate::relocate): Only decompose address into two
4163 parts if relocation type uses the thumb-bit and pass the actual
4164 bit instead of a flag indicating that the thumb-bit is used. Adjust
4165 calls to methods in Arm_relocate_functions for this change.
4167 2009-11-08 Ian Lance Taylor <iant@google.com>
4170 * reloc.cc: Instantiate
4171 Sized_relobj::initialize_input_to_output_maps and
4172 Sized_relobj:free_input_to_output_maps.
4174 2009-11-06 Ian Lance Taylor <iant@google.com>
4177 * defstd.cc (in_segment): Set only_if_ref true for "end".
4179 2009-11-06 Doug Kwan <dougkwan@google.com>
4181 * arm.cc (class Reloc_stub): Correct a comment.
4182 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4183 (Target_arm::scan_section_for_stubs): New method declaration.
4184 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4185 Change methods from private to protected.
4186 (Target_arm::do_may_relax): New method definition.
4187 (Target_arm::do_relax, Target_arm::group_sections,
4188 Target_arm::scan_reloc_for_stub,
4189 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4190 (Target_arm::arm_input_section_map_): New data member declaration.
4191 (Target_arm::scan_reloc_for_stub,
4192 Target_arm::scan_reloc_section_for_stubs,
4193 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4194 Target_arm::do_relax): New method definitions.
4196 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4198 * configure.ac: Check for (struct stat)::st_mtim
4199 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4200 * config.in: Regenerate.
4201 * configure: Regenerate.
4203 2009-11-05 Ian Lance Taylor <iant@google.com>
4206 * output.cc (Output_segment::add_output_section): Add missing
4209 2009-11-04 Ian Lance Taylor <iant@google.com>
4212 * object.h (class Object): Add is_needed and set_is_needed
4213 methods. Add is_needed_ field. Make bool fields into bitfields.
4214 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4215 defined in a dynamic object and referenced by a regular object,
4216 set is_needed for the dynamic object.
4217 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4218 if the file is marked with as_needed and it is not needed.
4220 2009-11-04 Ian Lance Taylor <iant@google.com>
4223 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4224 tags if data is discarded by linker script.
4225 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4226 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4227 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4228 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4230 2009-11-04 Ian Lance Taylor <iant@google.com>
4232 * layout.cc (Layout::get_output_section): Add is_interp and
4233 is_dynamic_linker_section parameters. Change all callers.
4234 (Layout::choose_output_section): Likewise.
4235 (Layout::make_output_section): Likewise.
4236 (Layout::add_output_section_data): Add is_dynamic_linker_section
4237 parameter. Change all callers.
4238 * layout.h (class Layout): Update declarations.
4239 * output.h (class Output_section): Add is_interp, set_is_interp,
4240 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4241 Add is_interp_, is_dynamic_linker_section_ fields. Change
4242 generate_code_fills_at_write_ to a bitfield.
4243 * output.cc (Output_section::Output_sections): Initialize new
4245 (Output_segment::add_output_section): Add do_sort parameter.
4248 2009-11-03 Ian Lance Taylor <iant@google.com>
4251 * options.h (class General_options): Add --warn-common.
4252 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4253 merging two common symbols.
4254 (Symbol_table::should_override): Handle --warn-common when merging
4255 a common symbol with a defined symbol. Use report_resolve_problem
4256 for multiple definitions.
4257 (Symbol_table::report_resolve_problem): New function.
4258 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4260 2009-11-03 Doug Kwan <dougkwan@google.com>
4262 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4264 (Target_arm::stub_factory): New method definition.
4265 (Target_arm::new_arm_input_section,
4266 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4267 Target_arm::reloc_uses_thumb_bit): New method declarations.
4268 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4269 New type definitions.
4270 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4271 member declarations.
4272 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4273 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4274 New method definitions.
4276 2009-11-03 Ian Lance Taylor <iant@google.com>
4278 * options.h (class General_options): Add --warn_constructors.
4280 2009-11-03 Ian Lance Taylor <iant@google.com>
4283 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4284 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4286 2009-11-03 Ian Lance Taylor <iant@google.com>
4289 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4290 --msgid-bugs-address.
4291 (install-pdf): New target.
4292 (install-data_yes): Look up one directory to find mkinstalldirs.
4294 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4296 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4299 2009-10-30 Doug Kwan <dougkwan@google.com>
4301 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4303 2009-10-30 Doug Kwan <dougkwan@google.com>
4305 * arm.cc (Stub_addend_reader): New struct template definition
4306 and partial specializations.
4307 (Stub_addend_reader::operator()): New method definition for a
4308 partially specialized template.
4310 2009-10-30 Doug Kwan <dougkwan@google.com>
4312 * arm.cc (Arm_relobj::processor_specific_flags): New method
4314 (Arm_relobj::do_read_symbols): New method declaration.
4315 (Arm_relobj::processor_specific_flags_): New data member declaration.
4316 (Arm_dynobj): New class definition.
4317 (Target_arm::do_finalize_sections): Add input_objects parameter.
4318 (Target_arm::do_adjust_elf_header): New method declaration.
4319 (Target_arm::are_eabi_versions_compatible,
4320 (Target_arm::merge_processor_specific_flags): New method declaration.
4321 (Target_arm::do_make_elf_object): New overloaded method definitions
4323 (Arm_relobj::do_read_symbols): New method definition.
4324 (Arm_dynobj::do_read_symbols): Ditto.
4325 (Target_arm::do_finalize_sections): Add input_objects parameters.
4326 Merge processor-specific flags from all input objects.
4327 (Target_arm::are_eabi_versions_compatible,
4328 Target_arm::merge_processor_specific_flags,
4329 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4330 New method definitions.
4331 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4332 Input_objects pointer type parameter.
4333 * layout.cc (Layout::finalize): Pass input objects to target's.
4334 finalize_sections function.
4335 * output.cc (Output_file_header::do_sized_write): Set ELF file
4336 header's processor-specific flags.
4337 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4338 Input_objects pointer type parameter.
4339 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4340 * target.h (Input_objects): New forward class declaration.
4341 (Target::processor_specific_flags,
4342 Target::are_processor_specific_flags_sect): New method definitions.
4343 (Target::finalize_sections): Add input_objects parameter.
4344 (Target::Target): Initialize processor_specific_flags_ and
4345 are_processor_specific_flags_set_.
4346 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4348 (Target::set_processor_specific_flags): New method definition.
4349 (Target::processor_specific_flags_,
4350 Target::are_processor_specific_flags_set_): New data member
4352 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4353 Input_objects pointer type parameter.
4355 2009-10-30 Doug Kwan <dougkwan@google.com>
4357 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4359 2009-10-28 Ian Lance Taylor <iant@google.com>
4361 * object.h (class Relobj): Drop options parameter from
4362 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4363 do_scan_relocs, do_relocate. Change all callers.
4364 (class Sized_relobj): Drop options parameters from
4365 do_gc_process_relocs, do_scan_relocs, do_relocate,
4366 do_relocate_sections, relocate_sections, emit_relocs_scan,
4367 emit_relocs_scan_reltype. Change all callers.
4368 (struct Relocate_info): Remove options field and all references to
4370 * reloc.h (class Read_relocs): Remove options constructor
4371 parameter and options_ field. Change all callers.
4372 (class Gc_process_relocs, class Scan_relocs): Likewise.
4373 (class Relocate_task): Likewise.
4374 * target-reloc.h (scan_relocs): Remove options parameter. Change
4376 (scan_relocatable_relocs): Likewise.
4377 * target.h (class Sized_target): Remove options parameter from
4378 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4380 * gc.h (gc_process_relocs): Remove options parameter. Change all
4382 * arm.cc: Update functions to remove options parameters.
4383 * i386.cc: Likewise.
4384 * powerpc.cc: Likewise.
4385 * sparc.cc: Likewise.
4386 * x86_64.cc: Likewise.
4387 * testsuite/testfile.cc: Likewise.
4389 2009-10-28 Doug Kwan <dougkwan@google.com>
4391 * arm.cc (Arm_relobj): New class definition.
4392 (Arm_relobj::scan_sections_for_stubs,
4393 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4394 New method definitions.
4396 2009-10-28 Cary Coutant <ccoutant@google.com>
4398 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4399 (Plugin::cleanup_done_): New member.
4400 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4401 (Plugin_manager::cleanup_done_): Remove.
4402 (Plugin_manager::add_input_file): Edit error message.
4403 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4404 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4406 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4408 * fileread.cc: (File_read::View::~View): Use the new
4409 data_ownership_ filed.
4410 (File_read::~File_read): Dispose the new whole_file_view_.
4411 (File_read::open): Mmap the whole file if needed.
4412 (File_read::open): Use whole_file_view_ instead of contents_.
4413 (File_read::find_view): Use whole_file_view_ if applicable.
4414 (File_read::do_read): Use whole_file_view_ instead of contents_.
4415 (File_read::make_view): Use whole_file_view_ instead of contents_,
4416 update File_read::View::View call.
4417 (File_read::find_or_make_view): Update File_read::View::View
4419 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4421 (File_read::View::Data_ownership): New enum.
4422 (File_read::View::View): Replace bool mapped_ with Data_ownership
4424 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4425 (File_read::View::data_ownership_): New field.
4426 (File_read::contents_): Remove (replaced by whole_file_view_).
4427 (File_read::whole_file_view_): New field.
4428 * options.h (class General_options): Add --keep-files-mapped.
4430 2009-10-27 Cary Coutant <ccoutant@google.com>
4432 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4433 * testsuite/Makefile.am (plugin_test_5): New test case.
4434 * testsuite/Makefile.in: Regenerate.
4436 2009-10-25 Doug Kwan <dougkwan@google.com>
4438 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4439 from private to protected to allow access by child class.
4440 (Sized_relobj::do_relocate_sections): New method declaration.
4441 (Sized_relobj::relocate_sections): Virtualize.
4442 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4443 Sized_relobj::relocate_sections. Instantiate template explicitly
4444 for different target sizes and endianity.
4446 2009-10-24 Doug Kwan <dougkwan@google.com>
4448 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4449 (Arm_input_section::as_arm_input_section): New method.
4450 (Arm_output_section): New class definition.
4451 (Arm_output_section::create_stub_group,
4452 Arm_output_section::group_sections): New method definitions.
4454 2009-10-22 Doug Kwan <dougkwan@google.com>
4456 * arm.cc (Arm_input_section): New class definition.
4457 (Arm_input_section::init, Arm_input_section:do_write,
4458 Arm_input_section::set_final_data_size,
4459 Arm_input_section::do_reset_address_and_file_offset): New method
4462 2009-10-21 Doug Kwan <dougkwan@google.com>
4464 * arm.cc (Stub_table, Arm_input_section): New forward class
4466 (Stub_table): New class defintion.
4467 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4468 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4469 New method definition.
4471 2009-10-21 Doug Kwan <dougkwan@google.com>
4473 * arm.cc: Update copyright comments.
4474 (Target_arm): New forward class template declaration.
4475 (Arm_address): New type.
4476 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4477 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4478 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4480 (Insn_template): Same.
4481 (DEF_STUBS): New macro.
4482 (Stub_type): New enum type.
4483 (Stub_template): New class definition.
4486 (Stub_factory): Same.
4487 (Target_arm::Target_arm): Initialize may_use_blx_ and
4488 should_force_pic_veneer_.
4489 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4490 Target_arm::should_force_pic_veneer,
4491 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4492 Target_arm::using_thumb_only, Target_arm:;default_target): New
4494 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4495 New data member declarations.
4496 (Insn_template::size, Insn_template::alignment): New method defintions.
4497 (Stub_template::Stub_template): New method definition.
4498 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4499 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4500 (Stub_factory::Stub_factory): New method definition.
4501 * gold.h (string_hash): New template.
4502 * output.h (Input_section_specifier::hash_value): Use
4504 (Input_section_specifier::string_hash): Remove.
4505 * stringpool.cc (Stringpool_template::string_hash): Use
4508 2009-10-20 Doug Kwan <dougkwan@google.com>
4510 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4511 symbols of relaxed input sections.
4512 * output.h (Output_section::find_relaxed_input_section): Make
4515 2009-10-16 Doug Kwan <dougkwan@google.com>
4517 * dynobj.cc (Versions::Versions): Initialize version_script_.
4518 Only insert base version symbol definition for a shared object
4519 if version script defines any version versions.
4520 (Versions::define_base_version): New method definition.
4521 (Versions::add_def): Check that base version is not needed.
4522 (Versions::add_need): Define base version lazily.
4523 * dynobj.h (Versions::define_base_version): New method declaration.
4524 (Versions::needs_base_version_): New data member declaration.
4525 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4526 (check_DATA): Add no_version_test.stdout.
4527 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4529 * testsuite/Makefile.in: Regenerate.
4530 * testsuite/no_version_test.c: New file.
4531 * testsuite/no_version_test.sh: Ditto.
4533 2009-10-16 Doug Kwan <dougkwan@google.com>
4535 * expression.cc (class Segment_start_expression): New class definition.
4536 (Segment_start_expression::value): New method definition.
4537 (script_exp_function_segment_start): Return a new
4538 Segment_start_expression.
4539 * gold/script-c.h (script_saw_segment_start_expression): New function
4541 * script-sections.cc (Script_sections::Script_sections): Initialize
4542 SAW_SEGMENT_START_EXPRESSION_ to false.
4543 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4544 and -Tbbs options to specify section addresses if given in
4545 command line and no SEGMENT_START expression is seen in a script.
4546 * script-sections.h (Script_sections::saw_segment_start_expression,
4547 Script_sections::set_saw_segment_start_expression): New method
4549 (Script_sections::saw_segment_start_expression_): New data member
4551 * script.cc (script_saw_segment_start_expression): New function.
4552 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4553 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4554 script_test_7.sh and script_test_8.sh.
4555 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4556 script_test_8.stdout.
4557 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4558 (script_test_6, script_test_6.stdout, script_test_7,
4559 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4560 * Makefile.in: Regenerate.
4561 * testsuite/script_test_6.sh: New file.
4562 * testsuite/script_test_6.t: Same.
4563 * testsuite/script_test_7.sh: Same.
4564 * testsuite/script_test_7.t: Same.
4565 * testsuite/script_test_8.sh: Same.
4567 2009-10-16 Doug Kwan <dougkwan@google.com>
4569 * output.cc (Output_segment::set_section_list_address): Cast
4570 expressions to unsigned long long type to avoid format warnings.
4572 2009-10-15 Ian Lance Taylor <iant@google.com>
4574 * script.cc (Script_options::add_symbol_assignment): Always add a
4575 dot assignment to script_sections_.
4576 * script-sections.cc (Script_sections::add_dot_assignment):
4577 Initialize if necessary.
4579 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4580 program headers with no load segment if there is a linker script.
4582 * layout.cc (Layout::set_segment_offsets): Align the file offset
4583 to the segment aligment for -N or -n with no load segment.
4584 * output.cc (Output_segment::add_output_section): Don't crash if
4585 the first section is a TLS section.
4586 (Output_segment::set_section_list_addresses): Print an error
4587 message if the address moves backward in a linker script.
4588 * script-sections.cc
4589 (Output_section_element_input::set_section_addresses): Don't
4590 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4591 (Orphan_output_section::set_section_addresses): Likewise.
4593 2009-10-15 Doug Kwan <dougkwan@google.com>
4595 * layout.cc (Layout::finish_dynamic_section): Generate tags
4596 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4597 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4598 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4600 2009-10-14 Ian Lance Taylor <iant@google.com>
4602 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4604 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4605 data_shdr fields of relinfo.
4606 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4607 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4608 R_386_TLS_LDO_32, adjust based on section flags.
4609 (Target_i386::Relocate::fix_up_ldo): Remove.
4611 2009-10-13 Ian Lance Taylor <iant@google.com>
4613 Add support for -pie.
4614 * options.h (class General_options): Add -pie and
4616 (General_options::output_is_position_independent): Test -pie.
4617 (General_options::output_is_executable): Return true if not shared
4618 and not relocatable.
4619 (General_options::output_is_pie): Remove.
4620 * options.cc (General_options::finalize): Reject incompatible uses
4622 * gold.cc (queue_middle_tasks): A -pie link is not static.
4623 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4624 * symtab.cc (Symbol::final_value_is_known): Return false if
4625 output_is_position_independent.
4626 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4627 output_is_position_independent.
4628 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4629 output_is_position_independent.
4630 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4631 output_is_position_independent.
4632 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4634 (basic_pie_test.o, basic_pie_test): New targets.
4635 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4636 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4637 (two_file_pie_test): New target.
4638 * testsuite/Makefile.in: Rebuild.
4639 * README: Remove note saying that -pie is not supported.
4641 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4643 * options.h (class General_options): Add -init and -fini.
4644 * layout.cc (Layout::finish_dynamic_section): Emit
4645 given init and fini functions.
4647 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4649 * gc.h (gc_process_relocs): Check if icf is enabled using new
4651 * gold.cc (queue_initial_tasks): Likewise.
4652 (queue_middle_tasks): Likewise.
4653 * object.cc (do_layout): Likewise.
4654 * symtab.cc (is_section_folded): Likewise.
4655 * main.cc (main): Likewise.
4656 * reloc.cc (Read_relocs::run): Likewise.
4657 (Sized_relobj::do_scan_relocs): Likewise.
4658 * icf.cc (is_function_ctor_or_dtor): New function.
4659 (Icf::find_identical_sections): Check if function is ctor or dtor when
4661 * options.h (General_options::icf): Change option to be an enum.
4662 (Icf_status): New enum.
4663 (icf_enabled): New method.
4664 (icf_safe_folding): New method.
4665 (set_icf_status): New method.
4666 (icf_status_): New variable.
4667 * (options.cc) (General_options::finalize): Set icf_status_.
4668 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4669 icf_test and icf_keep_unique_test to use the --icf enum flag.
4670 * testsuite/icf_safe_test.sh: New file.
4671 * testsuite/icf_safe_test.cc: New file.
4673 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4675 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4676 includes to gc.h and icf.h.
4677 * arm.cc: Include gc.h.
4678 * gold.cc: Likewise.
4679 * i386.cc: Likewise.
4680 * powerpc.cc: Likewise.
4681 * sparc.cc: Likewise.
4682 * x86_64.cc: Likewise.
4683 * gc.h: Include icf.h.
4685 2009-10-11 Ian Lance Taylor <iant@google.com>
4687 * plugin.cc: Include "gold.h" before other header files.
4689 2009-10-10 Chris Demetriou <cgd@google.com>
4691 * options.h (Input_file_argument::Input_file_type): New enum.
4692 (Input_file_argument::is_lib_): Replace with...
4693 (Input_file_argument::type_): New member.
4694 (Input_file_argument::Input_file_argument): Take Input_file_type
4695 'type' rather than boolean 'is_lib' as second argument.
4696 (Input_file_argument::is_lib): Use type_.
4697 (Input_file_argument::is_searched_file): New function.
4698 (Input_file_argument::may_need_search): Handle is_searched_file.
4699 * options.cc (General_options::parse_library): Support -l:filename.
4700 (General_options::parse_just_symbols): Update for Input_file_argument
4702 (Command_line::process): Likewise.
4703 * archive.cc (Archive::get_file_and_offset): Likewise.
4704 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4705 * script.cc (read_script_file, script_add_file): Likewise.
4706 * fileread.cc (Input_file::Input_file): Likewise.
4707 (Input_file::will_search_for): Handle is_searched_file.
4708 (Input_file::open): Likewise.
4709 * readsyms.cc (Read_symbols::get_name): Likewise.
4710 * testsuite/Makefile.am (searched_file_test): New test.
4711 * testsuite/Makefile.in: Regenerate.
4712 * testsuite/searched_file_test.cc: New file.
4713 * testsuite/searched_file_test_lib.cc: New file.
4715 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4716 Ian Lance Taylor <iant@google.com>
4718 * descriptor.cc: Include <cstdio> and "binary-io.h".
4719 (Descriptors::open): Open the files in binary mode always.
4720 * script.cc (Lex::get_token): Treat \r as whitespace.
4722 2009-10-09 Ian Lance Taylor <iant@google.com>
4724 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4726 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4727 Ian Lance Taylor <iant@google.com>
4729 * configure.ac: Check for readv function also.
4730 * fileread.cc (readv): Define if not HAVE_READV.
4731 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4733 * config.in: Regenerate.
4734 * configure: Regenerate.
4736 2009-10-09 Doug Kwan <dougkwan@google.com>
4738 * layout.cc (Layout::make_output_section): Call target hook to make
4739 ordinary output section.
4740 (Layout::finalize): Adjust parameter list of call the
4741 Target::may_relax().
4742 * layout.h (class Layout::section_list): New method.
4743 * merge.h (Output_merge_base::entsize): Change visibility to public.
4744 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4746 (Output_merge_string::do_is_string): New method.
4747 * object.cc (Sized_relobj::do_setup): renamed from
4748 Sized_relobj::set_up.
4749 * object.h (Sized_relobj::adjust_shndx,
4750 Sized_relobj::initializ_input_to_output_maps,
4751 Sized_relobj::free_input_to_output_maps): Change visibilities to
4753 (Sized_relobj::setup): Virtualize.
4754 (Sized_relobj::do_setup): New method declaration.
4755 (Sized_relobj::invalidate_section_offset,
4756 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4757 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4758 * options.cc (parse_int): New function.
4759 * options.h (parse_int): New declaration.
4760 (DEFINE_int): New macro.
4761 (stub_group_size): New option.
4762 * output.cc (Output_section::Output_section): Initialize memebers
4763 merge_section_map_, merge_section_by_properties_map_,
4764 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4765 (Output_section::add_input_section): Handled deferred code-fill
4766 generation and remove an old comment.
4767 (Output_section::add_relaxed_input_section): New method definition.
4768 (Output_section::add_merge_input_section): Use merge section by
4769 properties map to speed to search. Update merge section maps
4771 (Output_section::build_relaxation_map): New method definition.
4772 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4774 (Output_section::relax_input_section): Renamed to
4775 Output_section::convert_input_sections_to_relaxed_sections and change
4776 interface to take a vector of pointers to relaxed sections.
4777 (Output_section::find_merge_section,
4778 Output_section::find_relaxed_input_section): New method definitions.
4779 (Output_section::is_input_address_mapped,
4780 Output_section::output_offset, Output_section::output_address):
4781 Use output section data maps to speed up searching.
4782 (Output_section::find_starting_output_address): Add comments.
4783 (Output_section::do_write,
4784 Output_section::write_to_postprocessing_buffer): Do code-fill
4785 generation as appropriate.
4786 (Output_section::get_input_sections): Invalidate relaxed input section
4788 (Output_section::restore_states): Adjust type of checkpoint .
4789 Invalidate relaxed input section map.
4790 * output.h (Output_merge_base): New class declaration.
4791 (Input_section_specifier): New class defintion.
4792 (class Output_relaxed_input_section) Change base class to
4793 Output_section_data_build.
4794 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4795 base class initializer.
4796 (Output_section::add_relaxed_input_section): New method declaration.
4797 (Output_section::Input_section): Change visibility to protected.
4798 (Output_section::Input_section::relobj,
4799 Output_section::Input_section::shndx): Handle relaxed input sections.
4800 Output_section::input_sections) Change visibility to protected. Also
4801 define overload to return a non-const pointer.
4802 (Output_section::Merge_section_properties): New class defintion.
4803 (Output_section::Merge_section_by_properties_map,
4804 Output_section::Output_section_data_by_input_section_map,
4805 Output_section::Relaxation_map): New types.
4806 (Output_section::relax_input_section): Rename method to
4807 Output_section::convert_input_sections_to_relaxed_sections and change
4808 interface to take a vector of relaxed section pointers.
4809 (Output_section::find_merge_section,
4810 Output_section::find_relaxed_input_section,
4811 Output_section::build_relaxation_map,
4812 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4813 New method declarations.
4814 (Output_section::merge_section_map_
4815 Output_section::merge_section_by_properties_map_,
4816 Output_section::relaxed_input_section_map_,
4817 Output_section::is_relaxed_input_section_map_valid_,
4818 Output_section::generate_code_fills_at_write_): New data members.
4819 * script-sections.cc
4820 (Output_section_element_input::set_section_addresses): Call
4821 current_data_size and addralign methods of relaxed input sections.
4822 (Orphan_output_section::set_section_addresses): Call current_data_size
4823 and addralign methods of relaxed input sections.
4824 * symtab.cc (Symbol_table::compute_final_value): Extract template
4825 from the body of Symbol_table::sized_finalize_symbol.
4826 (Symbol_table::sized_finalized_symbol): Call
4827 Symbol_table::compute_final_value.
4828 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4829 (Symbol_table::compute_final_value): New templated method declaration.
4830 * target.cc (Target::do_make_output_section): New method defintion.
4831 * target.h (Target::make_output_section): New method declaration.
4832 (Target::relax): Add more parameters for input objects, symbol table
4833 and layout. Adjust call to do_relax.
4834 (Target::do_make_output_section): New method declaration.
4835 (Target::do_relax): Add parameters for input objects, symbol table
4838 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4840 * pread.c: Include stdio.h.
4842 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4844 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4847 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4849 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4850 Change read_shndx type to unsigned int.
4851 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4853 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4854 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4855 Change read_shndx type to unsigned int.
4856 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4858 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4859 * layout.cc (Layout::create_symtab_sections): Cast the result of
4860 local_symcount * symsize to off_t in the gold_assert.
4862 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4864 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4865 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4867 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4868 (Arm_relocate_functions::thm_abs5): New function.
4869 (Arm_relocate_functions::abs12): New function.
4870 (Arm_relocate_functions::abs16): New function.
4871 (Arm_relocate_functions::base_abs): New function.
4872 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4873 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4874 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4876 (Scan::global): Likewise.
4877 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4878 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4879 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4880 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4883 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4885 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4886 (Arm_relocate_functions::movt_prel): New function.
4887 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4888 (Arm_relocate_functions::thm_movt_prel): New function.
4889 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4890 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4891 (Scan::global, Relocate::relocate): Likewise.
4892 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4894 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4896 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4897 Incremental_checker.
4898 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4900 (class Incremental_inputs_header): New class.
4901 (Incremental_inputs_header_writer): Edit comment.
4902 (Incremental_inputs_entry): New class.
4903 (Incremental_inputs_entry_writer): Edit comment.
4904 (Sized_incremental_binary::do_find_incremental_inputs_section):
4905 Add *strtab_shndx parameter, fill it.
4906 (Sized_incremental_binary::do_check_inputs): New method.
4907 (Incremental_checker::can_incrementally_link_output_file): Use
4908 Sized_incremental_binary::check_inputs.
4909 (Incremental_inputs::report_command_line): Save command line in
4912 (Incremental_binary::find_incremental_inputs_section): New
4914 (Incremental_binary::do_find_incremental_inputs_section): Add
4915 strtab_shndx parameter.
4916 (Incremental_binary::do_check_inputs): New pure virtual method.
4917 (Sized_incremental_binary::do_check_inputs): Declare.
4918 (Incremental_checker::Incremental_checker): Add incremental_inputs
4919 parameter, use it to initialize incremental_inputs_.
4920 (Incremental_checker::incremental_inputs_): New field.
4921 (Incremental_checker::command_line): New method.
4922 (Incremental_checker::inputs): New method.
4923 (Incremental_checker::command_line_): New field.
4925 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4927 * incremental.cc: Include <cstdarg> and "target-select.h".
4928 (vexplain_no_incremental): New function.
4929 (explain_no_incremental): New function.
4930 (Incremental_binary::error): New method.
4931 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4933 (make_sized_incremental_binary): New function.
4934 (open_incremental_binary): New function.
4935 (can_incrementally_link_file): Add checks if output is ELF and has
4937 * incremental.h: Include "elfcpp_file.h" and "output.h".
4938 (Incremental_binary): New class.
4939 (Sized_incremental_binary): New class.
4940 (open_incremental_binary): Declare.
4941 * object.cc (is_elf_object): Use
4942 elfcpp::Elf_recognizer::is_elf_file.
4943 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4944 * output.h (Output_file::filesize): New method.
4946 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4948 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4950 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4951 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4953 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4955 (Arm_relocate_functions::movw_abs_nc): New function.
4956 (Arm_relocate_functions::movt_abs): New function.
4957 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4958 (Arm_relocate_functions::thm_movt_abs): New function.
4959 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4960 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4961 (Scan::global): Likewise.
4962 (Relocate::relocate): Likewise.
4963 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4965 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4967 * arm.cc (Arm_relocate_functions::got_prel) New function.
4968 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4969 (Relocate::relocate): Likewise.
4970 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4972 2009-10-06 Ian Lance Taylor <iant@google.com>
4974 * options.h (class General_options): Define
4975 split_stack_adjust_size parameter.
4976 * object.h (class Object): Add uses_split_stack_ and
4977 has_no_split_stack_ fields. Add uses_split_stack and
4978 has_no_split_stack accessor functions. Declare
4979 handle_split_stack_section.
4980 (class Reloc_symbol_changes): Define.
4981 (class Sized_relobj): Define Function_offsets. Declare
4982 split_stack_adjust, split_stack_adjust_reltype, and
4984 * object.cc (Object::handle_split_stack_section): New function.
4985 (Sized_relobj::do_layout): Call handle_split_stack_section.
4986 * dynobj.cc (Sized_dynobj::do_layout): Call
4987 handle_split_stack_section.
4988 * reloc.cc (Sized_relobj::relocate_sections): Call
4989 split_stack_adjust for executable sections in split_stack
4990 objects. Pass reloc_map to relocate_section.
4991 (Sized_relobj::split_stack_adjust): New function.
4992 (Sized_relobj::split_stack_adjust_reltype): New function.
4993 (Sized_relobj::find_functions): New function.
4994 * target-reloc.h: Include "object.h".
4995 (relocate_section): Add reloc_symbol_changes parameter. Change
4997 * target.h (class Target): Add calls_non_split method. Declare
4998 do_calls_non_split virtual method. Declare match_view and
5000 * target.cc: Include "elfcpp.h".
5001 (Target::do_calls_non_split): New function.
5002 (Target::match_view): New function.
5003 (Target::set_view_to_nop): New function.
5004 * gold.cc (queue_middle_tasks): Give an error if mixing
5005 split-stack and non-split-stack objects with -r.
5006 * i386.cc (Target_i386::relocate_section): Add
5007 reloc_symbol_changes parameter.
5008 (Target_i386::do_calls_non_split): New function.
5009 * x86_64.cc (Target_x86_64::relocate_section): Add
5010 reloc_symbol_changes parameter.
5011 (Target_x86_64::do_calls_non_split): New function.
5012 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5014 * powerpc.cc (Target_powerpc::relocate_section): Add
5015 reloc_symbol_changes parameter.
5016 * sparc.cc (Target_sparc::relocate_section): Add
5017 reloc_symbol_changes parameter.
5018 * configure.ac: Call AM_CONDITIONAL for the default target.
5019 * configure: Rebuild.
5020 * testsuite/Makefile.am (TEST_AS): New variable.
5021 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5022 (check_DATA): Add split_i386 and split_x86_64 files.
5023 (SPLIT_DEFSYMS): Define.
5024 (split_i386_[1234n].o): New targets.
5025 (split_i386_[124]): New targets.
5026 (split_i386_[1234r].stdout): New targets.
5027 (split_x86_64_[1234n].o): New targets.
5028 (split_x86_64_[124]): New targets.
5029 (split_x86_64_[1234r].stdout): New targets.
5030 (MOSTLYCLEANFILES): Add new executables.
5031 * testsuite/split_i386.sh: New file.
5032 * testsuite/split_x86_64.sh: New file.
5033 * testsuite/split_i386_1.s: New file.
5034 * testsuite/split_i386_2.s: New file.
5035 * testsuite/split_i386_3.s: New file.
5036 * testsuite/split_i386_4.s: New file.
5037 * testsuite/split_i386_n.s: New file.
5038 * testsuite/split_x86_64_1.s: New file.
5039 * testsuite/split_x86_64_2.s: New file.
5040 * testsuite/split_x86_64_3.s: New file.
5041 * testsuite/split_x86_64_4.s: New file.
5042 * testsuite/split_x86_64_n.s: New file.
5043 * testsuite/testfile.cc (Target_test): Update relocation_section
5045 * testsuite/Makefile.in: Rebuild.
5047 2009-10-06 Ian Lance Taylor <iant@google.com>
5049 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5050 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5051 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5052 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5053 the address on ldo_addrs_.
5054 (Target_i386::Relocate::fix_up_ldo): New function.
5056 2009-10-06 Rafael Espindola <espindola@google.com>
5058 * plugin.cc (add_input_library): New.
5059 (Plugin::load): Add add_input_library to tv.
5060 (Plugin_manager::add_input_file): Add the is_lib argument.
5061 (add_input_file): Update call to Plugin_manager::add_input_file.
5062 (add_input_library): New.
5063 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5065 2009-09-30 Doug Kwan <dougkwan@google.com>
5067 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5068 symbol and call Symbol::may_need_copy_reloc to determine if
5069 a copy reloc is needed.
5070 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5071 nocopyreloc is given in command line.
5072 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5073 given in command line.
5074 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5075 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5076 of the removed Target_i386::may_need_copy_reloc.
5077 * options.h (copyreloc): New option with default value false.
5078 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5079 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5080 instead of the removed Target_powerpc::may_need_copy_reloc.
5081 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5082 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5083 instead of the removed Target_sparc::may_need_copy_reloc.
5084 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5085 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5086 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5087 instead of the removed Target_x86_64::may_need_copy_reloc.
5089 2009-09-30 Ian Lance Taylor <iant@google.com>
5091 * object.h (class Object): Remove target_ field, and target,
5092 sized_target, and set_target methods.
5093 (Object::sized_target): Remove.
5094 (class Sized_relobj): Update declarations. Remove sized_target.
5095 * object.cc (Sized_relobj::setup): Remove target parameter.
5097 (Input_objects::add_object): Don't do anything with the target.
5098 (make_elf_sized_object): Add punconfigured parameter. Change all
5099 callers. Set or test parameter target.
5100 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5102 * parameters.cc (Parameters::set_target): Change parameter type to
5104 (Parameters::default_target): Remove.
5105 (set_parameters_target): Change parameter type to be non-const.
5106 (parameters_force_valid_target): New function.
5107 (parameters_clear_target): New function.
5108 * parameters.h (class Parameters): Update declarations. Remove
5109 default_target method. Add sized_target and clear_target
5110 methods. Change target_ to be non-const.
5111 (set_parameters_target): Update declaration.
5112 (parameters_force_valid_target): Declare.
5113 (parameters_clear_target): Declare.
5114 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5115 as NULL if we aren't searching.
5116 (Add_symbols::run): Don't check for compatible target.
5117 * fileread.cc (Input_file::open_binary): Call
5118 parameters_force_valid_target.
5119 * gold.cc (queue_middle_tasks): Likewise.
5120 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5121 set_target on object.
5122 * dynobj.h (class Sized_dynobj): Update declarations.
5123 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5124 make_elf_object returns NULL.
5125 (Archive::include_member): Don't check whether object target is
5127 * output.cc (Output_section::add_input_section): Get target from
5129 (Output_section::relax_input_section): Likewise.
5130 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5132 (Sized_relobj::do_scan_relocs): Likewise.
5133 (Sized_relobj::relocate_sections): Likewise.
5134 * resolve.cc (Symbol_table::resolve): Likewise.
5135 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5136 parameter. Change all callers.
5137 (Symbol_table::add_from_object): Get target from parameters.
5138 (Symbol_table::add_from_relobj): Don't check object target.
5139 (Symbol_table::add_from_dynobj): Likewise.
5140 (Symbol_table::define_special_symbol): Get target from
5142 * symtab.h (class Symbol_table): Update declaration.
5143 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5144 parameter. Change all callers. Clear parameter target.
5145 (Binary_test): Test target here.
5146 * testsuite/object_unittest.cc (gold_testsuite): Remove
5147 target_test_pointer parameter. Change all callers.
5148 (Object_test): Test target here.
5150 2009-09-26 Ian Lance Taylor <iant@google.com>
5152 * testsuite/initpri1.c: Don't try to use constructor priorities if
5153 compiling with gcc before 4.3.
5155 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5157 * testsuite/retain_symbols_file_test.sh (check_present): Change
5158 output file name to retain_symbols_file_test.stdout.
5159 (check_absent): Likewise.
5161 2009-09-18 Craig Silverstein <csilvers@google.com>
5163 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5164 * options.cc: Include <cerrno> and <fstream>.
5165 (General_options::finalize): Parse -retain-symbols-file tag.
5166 * options.h: New flag.
5167 (General_options): New method should_retain_symbol, new
5168 variable symbols_to_retain.
5169 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5170 should_retain_symbol map.
5171 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5172 * testsuite/Makefile.in: Regenerate.
5173 * testsuite/retain_symbols_file_test.sh: New file.
5175 2009-09-18 Nick Clifton <nickc@redhat.com>
5177 * po/es.po: Updated Spanish translation.
5179 2009-09-17 Doug Kwan <dougkwan@google.com>
5181 * debug.h (DEBUG_RELAXATION): New constant.
5182 (DEBUG_ALL): Add DEBUG_RELAXATION.
5183 (debug_string_to_enum): Add relaxation debug option.
5185 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5186 Layout::Relaxation_debug_check::read_sections,
5187 Layout::Relaxation_debug_check::read_sections): New method definitions.
5188 (Layout::Layout): Initialize data members
5189 record_output_section_data_from_scrips_,
5190 script_output_section_data_list_ and relaxation_debug_check_.
5191 (Layout::save_segments, Layout::restore_segments,
5192 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5193 Layout::relaxation_loop_body): New method definitions.
5194 (Layout::finalize): Support relaxation. Move section layout code to
5195 Layout::relaxation_loop_body.
5196 (Layout::set_asection_address_from_script): Move code for orphan
5197 section placement out.
5198 (Layout::place_orphan_sections_in_script): New method definition.
5199 * layout.h (Output_segment_headers, Output_file_header):
5200 New forward class declarations.
5201 (Layout::~Layout): Define.
5202 (Layout::new_output_section_data_from_script): New method definition.
5203 (Layout::place_orphan_sections_in_script): New method declaration.
5204 (Layout::Segment_states): New type declaration.
5205 (Layout::save_segments, Layout::restore_segments,
5206 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5207 Layout::relaxation_loop_body): New method declarations.
5208 (Layout::Output_section_data_list): New type declaration.
5209 (Layout::Relaxation_debug_check): New class definition.
5210 (Layout::record_output_section_data_from_script_,
5211 Layout::script_output_section_data_list_, Layout::segment_states_,
5212 Layout::relaxation_debug_check_): New data members.
5213 * output.cc: (Output_section_headers::do_size): New method definition.
5214 (Output_section_headers::Output_section_headers): Move size
5215 computation to Output_section_headers::do_size.
5216 (Output_segment_headers::do_size): New method definition.
5217 (Output_file_header::Output_file_header): Move size computation to
5218 Output_file_header::do_size and call it.
5219 (Output_file_header::do_size): New method definition.
5220 (Output_data_group::Output_data_group): Adjust call to
5221 Output_section_data.
5222 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5223 (Output_symtab_xindex::do_write): Add array bound check.
5224 (Output_section::Input_section::print_to_mapfile): Handle
5225 RELAXED_INPUT_SECTION_CODE.
5226 (Output_section::Output_section): Initialize data member checkpoint_.
5227 (Output_section::~Output_section): Delete checkpoint object pointed
5229 (Output_section::add_input_section): Always add an Input_section if
5231 (Output_section::add_merge_input_section): Add assert.
5232 (Output_section::relax_input_section): New method definition.
5233 (Output_section::set_final_data_size): Set load address to zero for
5234 an unallocated section.
5235 (Output_section::do_address_and_file_offset_have_reset_values):
5236 New method definition.
5237 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5238 Handle relaxed input section.
5239 (Output_section::sort_attached_input_sections): Checkpoint input
5240 section list lazily.
5241 (Output_section::get_input_sections): Change type of input_sections to
5242 list of Simple_input_section pointers. Checkpoint input section list
5243 lazily. Also handle relaxed input sections.
5244 (Output_section::add_input_section_for_script): Take a reference to
5245 a Simple_input_section object instead of Relobj pointer and section
5246 index as parameter. Handle relaxed input sections.
5247 (Output_section::save_states, Output_section::restore_states): New
5249 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5250 (Output_data::is_data_size_fixed): New method definition.
5251 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5253 (Output_data::address_and_file_offset_have_reset_values): New method
5255 (Output_data::do_address_and_file_offset_have_reset_values): New method
5257 (Output_data::set_data_size): Check that data size is not fixed.
5258 (Output_data::fix_data_size): New method definition.
5259 (Output_data::is_data_size_fixed_): New data member.
5260 (Output_section_headers::set_final_data_size): New method definition.
5261 (Output_section_headers::do_size): New method declaration.
5262 (Output_segment_headers::set_final_data_size): New method definition.
5263 (Output_segment_headers::do_size): New method declaration.
5264 (Output_file_header::set_final_data_size)::New method definition.
5265 (Output_file_header::do_size)::New method declaration.
5266 (Output_section_data::Output_section_data): Add new parameter
5267 is_data_size_fixed and use it to fix data size.
5268 (Output_data_const::Output_data_const): Adjust call to base class
5269 constructor and fix data size.
5270 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5271 base class constructor and fix data size.
5272 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5273 base class constructor and fix data size.
5274 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5275 class constructor and fix data size.
5276 (Output_data_group::set_final_data_size): New method definition.
5277 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5278 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5279 class constructor and fix data size.
5280 (Output_relaxed_input_section): New class definition.
5281 (Output_section::Simple_input_section): New class definition.
5282 (Output_section::get_input_sections): Adjust parameter list.
5283 (Output_section::add_input_section_for_script): Same.
5284 (Output_section::save_states, Output_section::restore_states,
5285 Output_section::do_address_and_file_offset_have_reset_values,
5286 (Output_section::Input_section::Input_section): Handle
5287 RELAXED_INPUT_SECTION_CODE. Add new overload for
5288 Output_relaxed_input_section.
5289 (Output_section::Input_section::is_input_section,
5290 Output_section::Input_section::set_output_section): Handle relaxed
5292 (Output_section::Input_section::is_relaxed_input_section,
5293 Output_section::Input_section::output_section_data,
5294 Output_section::Input_section::relaxed_input_section): New method
5296 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5298 (Output_section::Input_section::u1_): Update comments.
5299 (Output_section::Input_section::u2_): Add new union member poris.
5300 (Output_section::Checkpoint_output_section): New classs definition.
5301 (Output_section::relax_input_section): New method declaration.
5302 (Output_section::checkpoint_): New data member.
5303 (Output_segment): Update comments.
5304 (Output_segment::Output_segment): Un-privatize copy constructor.
5305 (Output_segment::operator=): Un-privatize.
5306 * script-sections.cc (Output_section_element::Input_section_list):
5307 Change element type to Output_section::Simple_input_section.
5308 (Output_section_element_dot_assignment::set_section_addresses):
5309 Register output section data for relaxation clean up.
5310 (Output_data_exression::Output_data_expression): Adjust call to base
5311 constructor to fix data size.
5312 (Output_section_element_data::set_section_addresses): Register
5313 Output_data_expression object for relaxation clean up.
5314 (struct Input_section_info): Replace Relobj pointer and section index
5315 pair with Output_section::Simple_input_section and Convert struct to a
5317 (Input_section_sorter::operator()): Adjust access to
5318 Input_section_info data member to use accessors.
5319 (Output_section_element_input::set_section_addresses): Use layout
5320 parameter. Adjust code to use Output_section::Simple_input_section
5321 and Input_secction_info classes. Register filler for relaxation
5323 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5324 and section index pair with Output_section::Simple_input_section
5325 class. Adjust code accordingly.
5326 (Phdrs_element::release_segment): New method definition.
5327 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5329 (Script_sections::release_segments): New method definition.
5330 * gold/script-sections.h (Script_sections::release_segments): New
5332 * gold/target.h (Target::may_relax, Target::relax,
5333 Target::do_may_relax, Target::do_relax): New method definitions.
5335 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5337 * arm.cc (has_signed_unsigned_overflow): New function.
5338 (Arm_relocate_functions::abs8): New function.
5339 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5340 (Target_arm::Scan::global): Likewise.
5341 (Target_arm::relocate::relocate): Likewise.
5342 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5345 2009-09-16 Cary Coutant <ccoutant@google.com>
5347 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5348 * testsuite/Makefile.in: Regenerate.
5350 2009-09-11 Nick Clifton <nickc@redhat.com>
5352 * po/gold.pot: Updated by the Translation project.
5354 2009-09-08 Cary Coutant <ccoutant@google.com>
5356 * output.cc (Output_file::open): Add execute permission to empty file.
5357 * testsuite/Makefile.am (permission_test): New test.
5358 * testsuite/Makefile.in: Regenerate.
5360 2009-09-02 Ian Lance Taylor <iant@google.com>
5362 * output.cc (Output_file::resize): Call map_no_anonymous rather
5365 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5367 * gold.cc: Include "incremental.h".
5368 (queue_initial_tasks): Call Incremental_checker methods.
5369 * incremental.cc: Include "output.h".
5370 (Incremental_checker::can_incrementally_link_output_file): New
5372 * incremental.h (Incremental_checker): New class.
5374 * output.cc (Output_file::open_for_modification): New method.
5375 (Output_file::map_anonymous): Changed return type to bool. Record
5377 (Output_file::map_no_anonymous): New method, broken out of map.
5378 (Output_file::map): Use map_no_anonymous and map_anonymous.
5379 * output.h (class Output_file): Update declarations.
5381 2009-08-24 Cary Coutant <ccoutant@google.com>
5383 * options.h (Command_line::Pre_options): New class.
5384 (Command_line::pre_options): New member.
5385 * options.cc (gold::options::ready_to_register): New variable.
5386 (One_option::register_option): Do nothing if not registering options.
5387 Assert if same short option registered twice.
5388 (General_options::General_options): Turn off option registration when
5390 (Command_line::Pre_options::Pre_options): New constructor.
5392 2009-08-24 Cary Coutant <ccoutant@google.com>
5394 * options.h (General_options::no_keep_memory): Remove incorrect
5397 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5399 * Makefile.am (am__skiplex, am__skipyacc): New.
5400 * Makefile.in: Regenerate.
5402 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5404 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5405 (INCLUDES): ... this.
5406 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5407 (AM_CPPFLAGS): Renamed from ...
5408 (INCLUDE): ... this.
5409 * Makefile.in, testsuite/Makefile.in: Regenerate.
5411 * Makefile.in: Regenerate.
5412 * aclocal.m4: Likewise.
5413 * config.in: Likewise.
5414 * configure: Likewise.
5415 * testsuite/Makefile.in: Likewise.
5417 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5418 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5419 * Makefile.in: Regenerate.
5420 * testsuite/Makefile.in: Regenerate.
5422 2009-08-19 Cary Coutant <ccoutant@google.com>
5424 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5425 symbols in shared libraries overridden by hidden or internal symbols
5426 in the main program.
5428 2009-08-19 Chris Demetriou <cgd@google.com>
5430 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5431 checking source file names in error messages.
5433 2009-08-18 Doug Kwan <dougkwan@google.com>
5435 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5436 an elcpp::Ehdr as parameter. Adjust call to set_target.
5437 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5438 an elfcpp::Ehdr as parameter.
5439 * object.cc (Object::set_target): Remove the version that looks up
5440 a target and sets it.
5441 (Sized_relobj::setup): Take a Target object instead of
5442 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5443 (make_elf_sized_object): Find target and ask target to
5445 * object.h: (Object::set_target): Remove the version that looks up
5446 a target and sets it.
5447 (Sized_relobj::setup): Take a Target object instead of
5448 an elfcpp:Ehdr as parameter.
5449 * target.cc: Include dynobj.h.
5450 (Target::do_make_elf_object_implementation): New.
5451 (Target::do_make_elf_object): New.
5452 * target.h (Target::make_elf_object): New template declaration.
5453 (Target::do_make_elf_object): New method declarations.
5454 (Target::do_make_elf_object_implementation): New template declaration.
5456 2009-08-14 Ian Lance Taylor <iant@google.com>
5458 * gold.h (FUNCTION_NAME): Define.
5459 (gold_unreachable): Use FUNCTION_NAME.
5461 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5463 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5464 symbol in the --keep-unique list is not found.
5466 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5468 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5469 been maked as --keep-unique.
5470 (Icf::unfold_section): New function.
5471 * icf.h (Icf::unfold_section): New function.
5472 * options.h (General_options::keep_unique): New option.
5473 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5474 * testsuite/Makefile.in: Regenerate.
5475 * testsuite/icf_keep_unique_test.sh: New file.
5476 * testsuite/icf_keep_unique_test.cc: New file.
5478 2009-08-12 Cary Coutant <ccoutant@google.com>
5481 * resolve.cc (Symbol_table::resolve): Check for references from
5482 dynamic objects to hidden and internal symbols.
5483 * testsuite/Makefile.am (hidden_test.sh): New test.
5484 * testsuite/Makefile.in: Regenerate.
5485 * testsuite/hidden_test.sh: New script.
5486 * testsuite/hidden_test_1.c: New test source.
5487 * testsuite/hidden_test_main.c: New test source.
5489 2009-08-11 Doug Kwan <dougkwan@google.com>
5491 * arm.cc: Update comments.
5492 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5493 segment to locate the .ARM.exidx section if present.
5495 2009-08-09 Doug Kwan <dougkwan@google.com>
5497 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5500 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5501 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5504 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5506 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5507 valid tls_segment only for non-debug-section relocations.
5508 * testsuite/Makefile.am: Add gc_tls_test.
5509 * testsuite/Makefile.in: Regenerate.
5510 * testsuite/gc_tls_test.cc: New file.
5511 * testsuite/gc_tls_test.sh: New file.
5513 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5517 * Makefile.am (CCFILES): Add icf.cc.
5519 * Makefile.in: Regenerate.
5520 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5521 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5522 section, symbol and addend information for the relocs.
5523 * gold.cc (queue_middle_tasks): Call identical code folding.
5524 * gold.h: Add defines for multimap.
5525 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5526 to the call of finalize_local_symbols.
5527 * main.cc (main): Create object of class Icf.
5528 * object.cc (Sized_relobj::do_layout): Allow this function to be
5529 called twice during icf.
5530 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5531 to sections marked as identical by icf.
5532 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5534 (Sized_relobj::do_section_entsize): New function.
5535 * object.h (Object::section_entsize): New function.
5536 (Object::do_section_entsize): New pure virtual function.
5537 (Relobj::finalize_local_symbols): Add new parameter.
5538 (Relobj::do_section_entsize): New function.
5539 * options.h (General_options::icf): New option.
5540 (General_options::icf_iterations): New option.
5541 (General_options::print_icf_sections): New option.
5542 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5543 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5544 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5546 * symtab.cc (Symbol_table::is_section_folded): New function.
5547 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5548 to sections marked as identical by icf.
5549 * symtab.h (Symbol_table::set_icf): New function.
5550 (Symbol_table::icf): New function.
5551 (Symbol_table::is_section_folded): New function.
5552 (Symbol_table::icf_): New data member.
5553 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5554 * testsuite/Makefile.am: Add commands to build icf_test.
5555 * testsuite/Makefile.in: Regenerate.
5556 * testsuite/icf_test.sh: New file.
5557 * testsuite/icf_test.cc: New file.
5559 2009-07-24 Chris Demetriou <cgd@google.com>
5561 * layout.cc (is_compressible_debug_section): Fix incorrect
5562 comment about compressed section names.
5564 2009-07-20 Ian Lance Taylor <ian@airs.com>
5567 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5569 2009-07-16 Ian Lance Taylor <iant@google.com>
5572 * layout.h: #include <map>.
5573 (class Kept_section): Change from struct to class. Add accessors
5574 and setters. Add section size to Comdat_group mapping. Change
5575 Comdat_group to std::map. Add is_comdat_ field. Add
5576 linkonce_size field in union.
5577 (class Layout): Update declaration of find_or_add_kept_section.
5578 Don't declare find_kept_object.
5579 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5580 parameter. Add object, shndx, is_comdat, and is_group_name
5581 parameters. Change all callers. Adjust for new Kept_section.
5582 (Layout::find_kept_object): Remove.
5583 * object.cc (Sized_relobj::include_section_group): Update use of
5584 Kept_section. Rename secnum to shndx. Only record
5585 Kept_comdat_section if sections are the same size.
5586 (Sized_relobj::include_linkonce_section): Update use of
5587 Kept_section. Only record Kept_comdat_section if sections are the
5588 same size. Set size of linkonce section.
5589 (Sized_relobj::map_to_kept_section): Update call to
5590 get_kept_comdat_section.
5591 * object.h (class Sized_relobj): Rename fields in
5592 Kept_comdat_section to drop trailing underscores; change object
5593 field to Relobj*. Change Kept_comdat_section_table to store
5594 struct rather than pointer.
5595 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5596 Add kept_object and kept_shndx parameters. Change all callers.
5597 (Sized_relobj::get_kept_comdat_section): Change return type to
5598 bool. Add kept_object and kept_shndx parameters. Change all
5600 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5601 Layout::find_or_add_kept_section.
5603 2009-07-09 Ian Lance Taylor <iant@google.com>
5605 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5606 Reserve space in the hash table.
5608 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5610 * fileread.cc (File_read::get_mtime): New method.
5611 * fileread.h (Timespec): New structure.
5612 (File_read::get_mtime): New method.
5613 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5614 Renamed from timestamp_nsec.
5615 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5617 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5619 (Incremental_inputs::report_archive): Save mtime; style fix.
5620 (Incremental_inputs::report_obejct): Save mtime; style fix.
5621 (Incremental_inputs::report_script): Save mtime; style fix.
5622 (Incremental_inputs::finalize_inputs): Style fix.
5623 (Incremental_inputs::finalize): Style fix.
5624 (Incremental_inputs::create_input_section_data): Store inputs
5626 * incremental.h (Incremental_inputs::report_script): Add mtime
5628 (Incremental_inputs::Input_info::Input_info): Intialize only one
5630 (Incremental_inputs::Input_info::archive): Move to nameless
5632 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5633 (Incremental_inputs::Input_info::script): Move to nameless union.
5634 (Incremental_inputs::mtime): New field.
5635 * script.cc (read_input_script): Pass file mtime to
5637 * script.h (Script_info::inputs): Style fix.
5639 2009-07-01 Ian Lance Taylor <ian@airs.com>
5641 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5644 2009-06-24 Ian Lance Taylor <iant@google.com>
5647 * layout.cc (Layout::choose_output_section): If we find an
5648 existing section, update the flags.
5649 (Layout::create_notes): New function, broken out of
5651 (Layout::finalize): Don't create note sections.
5652 (Layout::create_note): Don't crash if linker script discards
5654 (Layout::create_gold_note): Likewise.
5655 (Layout::create_build_id): Likewise. Don't set
5656 after_input_sections on the section.
5657 (Layout::create_executable_stack_info): Remove target parameter.
5659 * layout.h (class Layout): Declare create_notes. Update
5660 declaration of create_executable_stack_info.
5661 * gold.cc (queue_middle_tasks): Call create_notes.
5662 * output.cc (Output_section::update_flags_for_input_section): Move
5663 here from output.h. If SHF_ALLOC flag is newly set, mark address
5665 * output.h (Output_data::mark_address_invalid): New function.
5666 (class Output_section): Only declare, not define,
5667 update_flags_for_input_section. Remove set_flags.
5669 2009-06-24 Ian Lance Taylor <iant@google.com>
5671 * script-sections.cc (Output_section_definition::
5672 set_section_addresses): Rename shadowing local load_address to
5675 2009-06-24 Ian Lance Taylor <iant@google.com>
5678 * reloc.cc (relocate_sections): Skip empty relocation sections.
5680 2009-06-23 Ian Lance Taylor <iant@google.com>
5683 * layout.cc (Layout::create_note): Use choose_output_section
5684 rather than make_output_section.
5686 2009-06-23 Ian Lance Taylor <iant@google.com>
5689 * options.cc (General_options::parse_V): Set printed_version_.
5690 (General_options::General_options): Initialize printed_version_.
5691 * options.h (class General_options): Add printed_version_ field.
5692 * gold.cc (queue_initial_tasks): If there are no input files,
5693 don't give a fatal error if we printed the version information.
5694 (queue_middle_tasks): If using -r with a shared object, give a
5695 fatal error rather than an ordinary error.
5697 2009-06-23 Ian Lance Taylor <iant@google.com>
5700 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5701 (Layout::make_output_section): Set have_stabstr_section_ if we see
5702 a .stab*str section.
5703 (Layout::finalize): Call link_stabs_sections.
5704 (Layout::link_stabs_sections): New file.
5705 * layout.h (class Layout): Add have_stabstr_section_ field.
5706 Declare link_stabs_sections.
5708 2009-06-23 Doug Kwan <dougkwan@google.com>
5710 * Makefile.am (libgold_a_LIBADD): New.
5711 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5712 * Makefile.in: Regenerate.
5713 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5714 * configure: Regenerate.
5715 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5716 * fileread.cc: Include sys/state.h
5717 * gold.h: Declare memmem and strndup if found missing.
5718 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5720 2009-06-23 Ian Lance Taylor <iant@google.com>
5722 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5723 * configure: Rebuild.
5725 2009-06-23 Ian Lance Taylor <iant@google.com>
5728 * object.cc (Object::section_contents): Don't try to get a view if
5729 the section has length zero.
5730 (Object::handle_gnu_warning_section): If the section is empty, use
5731 the name of the section as the warning.
5733 2009-06-23 Ian Lance Taylor <iant@google.com>
5736 * stringpool.h (class Stringpool_template): Add optimize_ field.
5737 (Stringpool_template::set_optimize): New function.
5738 * stringpool.cc (Stringpool_template::Stringpool_template):
5739 Initialize optimize_ field.
5740 (Stringpool_template::set_string_offsets): Test local optimize
5741 fild rather than parameter.
5742 * layout.cc (Layout::Layout): Call set_optimize on the section
5745 2009-06-22 Ian Lance Taylor <iant@google.com>
5748 * yyscript.y: Parse TARGET.
5749 * script.cc (script_set_target): New function.
5750 * script-c.h (script_set_target): Declare.
5751 * options.cc (General_options::string_to_object_format): Rename
5752 from string_to_object_format in anonymous namespace. Change
5754 * options.h (class General_options): Declare
5755 string_to_object_format.
5757 2009-06-22 Ian Lance Taylor <iant@google.com>
5759 * script-sections.cc (Script_sections::create_segments): Don't put
5760 program headers in a PT_LOAD segment if -n or -N.
5762 2009-06-22 Ian Lance Taylor <iant@google.com>
5765 * options.h (class General_options): Add -z lazy and -z now. Sort
5766 -z options into alphabetical order.
5767 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5769 2009-06-21 Ian Lance Taylor <iant@google.com>
5771 * layout.cc (Layout::make_output_section): Call
5772 Target::new_output_section.
5773 (Layout::attach_allocated_section_to_segment): Put large section
5774 sections in a separate load segment with the large segment flag
5776 (Layout::segment_precedes): Sort large data segments after other
5778 (align_file_offset): New static function.
5779 (Layout::set_segment_offsets): Use align_file_offset.
5780 * output.h (class Output_section): Add is_small_section_ and
5781 is_large_section_ fields.
5782 (Output_section::is_small_section): New function.
5783 (Output_section::set_is_small_section): New function.
5784 (Output_section::is_large_section): New function.
5785 (Output_section::set_is_large_section): New function.
5786 (Output_section::is_large_data_section): New function.
5787 (class Output_segment): Add is_large_data_segment_ field.
5788 (Output_segment::is_large_data_segment): New function.
5789 (Output_segment::set_is_large_data_segment): New function.
5790 * output.cc (Output_section::Output_section): Initialize new
5792 (Output_segment::Output_segment): Likewise.
5793 (Output_segment::add_output_section): Add assertion that large
5794 data sections always go in large data segments. Force small data
5795 sections to the end of the list of data sections. Force small BSS
5796 sections to the start of the list of BSS sections. For large BSS
5797 sections to the end of the list of BSS sections.
5798 * symtab.h (class Symbol): Declare is_common_shndx.
5799 (Symbol::is_defined): Check Symbol::is_common_shndx.
5800 (Symbol::is_common): Likewise.
5801 (class Symbol_table): Define enum Commons_section_type. Update
5802 declarations. Add small_commons_ and large_commons_ fields.
5803 * symtab.cc (Symbol::is_common_shndx): New function.
5804 (Symbol_table::Symbol_table): Initialize new fields.
5805 (Symbol_table::add_from_object): Put small and large common
5806 symbols in the right list.
5807 (Symbol_table::sized_finalized_symbol): Check
5808 Symbol::is_common_shndx.
5809 (Symbol_table::sized_write_globals): Likewise.
5810 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5811 common symbol lists. Don't call do_allocate_commons_list if the
5813 (Symbol_table::do_allocate_commons_list): Remove is_tls
5814 parameter. Add comons_section_type parameter. Change all
5815 callers. Handle small and large common symbols.
5816 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5817 Symbol::is_common_shndx.
5818 * resolve.cc (symbol_to_bits): Likewise.
5819 * target.h (Target::small_common_shndx): New function.
5820 (Target::small_common_section_flags): New function.
5821 (Target::large_common_shndx): New function.
5822 (Target::large_common_section_flags): New function.
5823 (Target::new_output_section): New function.
5824 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5825 small_common_section_flags, and large_common_section_flags
5827 (Target::do_new_output_section): New virtual function.
5828 * arm.cc (Target_arm::arm_info): Initialize new fields.
5829 * i386.cc (Target_i386::i386_info): Likewise.
5830 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5832 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5833 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5834 (Target_x86_64::do_new_output_section): New function.
5835 * configure.ac: Define conditional MCMODEL_MEDIUM.
5836 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5837 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5838 (large_LDFLAGS): Define.
5839 * testsuite/large.c: New file.
5840 * testsuite/testfile.cc (Target_test::test_target_info):
5841 Initialize new fields.
5842 * configure, testsuite/Makefile.in: Rebuild.
5844 2009-06-05 Doug Kwan <dougkwan@google.com>
5846 * Makefile.am (CCFILES): Add target.cc.
5847 * Makefile.in: Regenerate.
5848 * i386.cc (class Target_i386): Define new virtual method to
5849 override do_is_local_label_name in parent.
5850 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5851 local symbols if --discard-locals or -X is given.
5852 * options.h (class General_options): Declare new options
5853 '--discard-locals' and '-X' for discarding locals.
5854 * target.h (class Target): Define new methods is_local_label_name.
5855 Declare new virtual method do_is_local_label_name.
5856 * target.cc: New file.
5857 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5858 (check_SCRIPTS): Add discard_locals_test.sh.
5859 (check_DATA): Add discard_local_tests.syms.
5860 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5861 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5862 * testsuite/Makefile.in: Regenerate.
5863 * testsuite/discard_locals_test.c: New file.
5864 * testsuite/discard_locals_test.sh: Same.
5866 2009-06-05 Doug Kwan <dougkwan@google.com>
5868 * object.cc (Sized_relobj::Sized_relobj): Initialize
5869 discarded_eh_frame_shndx_ to -1U.
5870 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5872 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5873 a discarded .eh_frame section.
5874 (Sized_relobj::do_finalize_local_symbols): Ditto.
5875 * object.h (class Sized_relobj): Declare new member
5876 discarded_eh_frame_shndx_.
5877 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5878 (local_labels_test.o, local_labels_test): New rules.
5879 * testsuite/Makefile.in: Regenerate.
5881 2009-06-04 Doug Kwan <dougkwan@google.com>
5883 * layout.cc (Layout::section_name_mapping): Add mapping for
5884 special ARM sections.
5886 2009-06-03 Doug Kwan <dougkwan@google.com>
5888 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5889 (utils::has_overflow): Same.
5891 2009-06-03 Ian Lance Taylor <iant@google.com>
5893 * layout.cc (Layout::section_name_mapping): New array, replacing
5894 Layout::linkonce_mapping.
5895 (Layout::section_name_mapping_count): New variable, replacing
5896 Layout::linkonce_mapping_count.
5897 (Layout::linkonce_output_name): Remove.
5898 (Layout::output_section_name): Rewrite.
5899 * layout.h (class Layout): Rename Linkonce_mapping to
5900 Section_name_mapping, linkonce_mapping to section_name_mapping,
5901 linkonce_mapping_count to section_name_mapping_count. Don't
5902 declare linkonce_output_name.
5904 2009-06-03 Doug Kwan <dougkwan@google.com>
5906 * gold/arm.cc (namespace utils): New.
5907 (Target_arm::reloc_is_non_pic): Define new method.
5908 (class Arm_relocate_functions): New.
5909 (Target_arm::Relocate::relocate): Handle relocation types used by
5912 2009-06-03 Ian Lance Taylor <iant@google.com>
5914 * arm.cc (Target_arm::scan::global): Use || instead of |.
5916 2009-06-02 Doug Kwan <dougkwan@google.com>
5918 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5919 issued_non_pic_error_.
5920 (class Target_arm::Scan): Declare new method check_non_pic.
5921 Define new method symbol_needs_plt_entry.
5922 Declare new data member issued_non_pic_error_.
5923 (class Target_arm::Relocate): Declare new method
5924 should_apply_static_reloc.
5925 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5926 (Target_arm::Scan::check_non_pic): Define new method.
5927 (Target_arm::Scan::local): Handle a small subset of reloc types used
5929 (Target_arm::Scan::local): Same.
5930 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5932 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5934 * incremental.cc (Incremental_inputs::report_command_line): Filter
5935 out --incremental-* options.
5937 2009-05-29 Doug Kwan <dougkwan@google.com>
5939 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5941 (class Target_arm): Update comment.
5942 (Target_arm::Target_arm): Initialize new data members GOT_,
5943 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5944 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5945 and Target_arm::rel_dyn_section.
5946 Declare new_enum Target_arm::Got_type.
5947 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5949 Update commments for member do_dynsym_value.
5950 (Target_arm::got_size, Target_arm::plt_section,
5951 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5952 new methods inside class defintion.
5953 (Target_arm::got_section): Define new method.
5954 (Target_arm::rel_dyn_section): Same.
5955 (Output_data_plt_arm): New template class.
5956 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5957 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5958 (Output_data_plt_arm::add_entry): Same.
5959 (Output_data_plt_arm::first_plt_entry): Define new
5960 static data member for PLT instruction template.
5961 (Output_data_plt_arm::plt_entry): Same.
5962 (Output_data_plt_arm::do_write): Define new method.
5963 (Target_arm::make_plt_entry): Same.
5964 (Target_arm::do_finalize_sections): Same.
5965 (Target_arm::do_dynsym_value): Same.
5967 2009-05-28 Doug Kwan <dougkwan@google.com>
5969 * Makefile.am (TARGETSOURCES): Add arm.cc.
5970 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5971 * Makefile.in: Regenerate.
5973 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5975 2009-05-26 Doug Kwan <dougkwan@google.com>
5977 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5978 (General_options::check_excluded_libs): Strip off directories in
5979 archive name before matching like GNU ld does.
5980 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5981 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5982 (exclude_libs_test_LDFLAGS): Add linker option
5983 -Wl,--exclude-libs,libexclude_libs_test_3
5984 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5985 an explicit archive without using -l.
5986 (alt/libexclude_libs_test_3.a): New make rule.
5987 * testsuite/Makefile.in: Regenerate.
5988 * testsuite/exclude_libs_test.c : Declare lib3_default().
5990 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5991 * exclude_libs_test_3.c: New file.
5993 2009-05-26 Nick Clifton <nickc@redhat.com>
5995 * po/id.po: New Indonesian translation.
5996 * po/gold.pot: Updated template file.
5998 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6000 * testsuite/Makefile.am: Add -ffunction-sections to compile
6001 gc_comdat_test files. Add -Wl,--gc-sections to build
6003 * testsuite/Makefile.in: Regenerate.
6004 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6006 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6008 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6009 kept comdat section was garbage collected.
6010 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6011 * testsuite/Makefile.in: Regenerate.
6012 * testsuite/gc_comdat_test.sh: New file.
6013 * testsuite/gc_comdat_test_1.cc: New file.
6014 * testsuite/gc_comdat_test_2.cc: New file.
6016 2009-05-19 Doug Kwan <dougkwan@google.com>
6018 * archive.cc (Archive::Archive): Move constructor from archive.h
6019 to here. Initialize no_export_.
6020 (Archive::get_elf_object_for_member): Set no_export flag of object.
6021 * archive.h (Archive::Archive): Move constructor body to
6023 (Archive::no_export): New method.
6024 (Archive::no_export_): New field.
6025 * object.h (Object::Object): Initialize no_export_ to false.
6026 (Object::no_export, Object::set_no_export): New methods.
6027 (Object::no_export_): New field.
6028 * options.cc (General_options::parse_exclude_libs): New method.
6029 (General_options::check_excluded_libs) Same.
6030 * options.h (exclude_libs): New option.
6031 (General_options::check_excluded_libs): New method declaration.
6032 (General_options::excluded_libs_): New field.
6033 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6034 default or protected visibility if an object has no-export flag set.
6035 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6036 (check_SCRIPTS): Add exclude_libs_test.sh.
6037 (check_DATA): Add exclude_libs_test.syms.
6038 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6039 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6040 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6041 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6042 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6043 libexclude_libs_test_2.a): New rules.
6044 * testsuite/Makefile.in: Regenerate.
6045 * testsuite/exclude_libs_test.c: New file.
6046 * testsuite/exclude_libs_test.sh: Ditto.
6047 * testsuite/exclude_libs_test_1.c: Ditto.
6048 * testsuite/exclude_libs_test_2.c: Ditto.
6050 2009-05-15 Ian Lance Taylor <iant@google.com>
6052 * configure.ac: Check for declarations for cases where libiberty.h
6053 checks HAVE_DECL_xxx.
6054 * configure, config.in: Rebuild.
6056 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6058 * gold.h (Incremental_argument_list): Remove (invalid) forward
6060 * incremental.cc (Incremental_inputs::report_achive): New method.
6061 (Incremental_inputs::report_object): New method.
6062 (Incremental_inputs::report_script): New method.
6063 (Incremental_inputs::finalize_inputs): New method.
6064 (Incremental_inputs::finalize): Call finalize_inputs().
6065 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6066 Create inputs entries.
6067 * incremental.h (Incremental_input_type): New enum.
6068 (Incremental_inputs::Incremental_input): Initialize new fields.
6069 (Incremental_inputs::report_inputs): New method.
6070 (Incremental_inputs::report_achive): New method.
6071 (Incremental_inputs::report_object): New method.
6072 (Incremental_inputs::report_script): New method.
6073 (Incremental_inputs::finalize_inputs): New method.
6074 (Incremental_inputs::Input_info): New struct.
6075 (Incremental_inputs::Input_info_map): New typedef.
6076 (Incremental_inputs::lock_): New field.
6077 (Incremental_inputs::Inputs_): New field.
6078 (Incremental_inputs::Inputs_map): New field.
6079 * main.cc (main): Call Incremental_input::report_inputs.
6080 * options.h (Input_argument_list): Typedef moved from
6082 (Input_file_group::Files): Remove, use ::Input_argument_list.
6083 (Input_file_group::Input_argument_list): Remove, use
6084 ::Input_argument_list.
6085 * plugin.cc (Plugin_manager::add_input_file): Add error in
6087 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6089 * script.cc (read_input_script): Call
6090 Incremental_input::report_script.
6091 * script.h (Script_info): New class.
6093 2009-04-27 Ian Lance Taylor <iant@google.com>
6095 * x86_64.cc (do_adjust_output_section): Set entsize to
6098 2009-04-23 Elliott Hughes <enh@google.com>
6100 * output.cc (Output_file::close): After short writes, continue
6101 writing from the correct offset in the buffer being written.
6103 2009-04-23 Chris Demetriou <cgd@google.com>
6105 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6106 * configure: Regenerate.
6107 * config.in: Regenerate.
6108 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6109 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6111 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6113 * incremental.cc (Incremental_inputs_header_data): Renamed from
6114 Incremental_input_header_data.
6115 (Incremental_inputs_header_data::data_size): New field.
6116 (Incremental_inputs_header_data::put_input_file_count): Renamed
6117 from input_file_count.
6118 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6119 from command_line_offset.
6120 (Incremental_inputs_header_data::put_reserved): Renamed from
6122 (Incremental_inputs_entry_data): Renamed from
6123 Incremental_input_entry_data.
6124 (Incremental_inputs_entry_data::data_size): New field.
6125 (Incremental_inputs::report_command_line): New method.
6126 (Incremental_inputs::finalize): New method.
6127 (Incremental_inputs::create_incremental_inputs_data): New method.
6128 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6129 * incremental.h: New file.
6130 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6131 (Layout::finalize): Create incremental inputs section in
6133 (Layout::create_incremental_info_sections): New method.
6134 * layout.h (Layout::incremental_inputs): New method.
6135 (Layout::create_incremental_info_sections): New method.
6136 (Layout::incremental_inputs_): New field.
6137 * main.cc (main): Notify Incremental_input of the command line.
6139 2009-04-01 Ian Lance Taylor <iant@google.com>
6140 Mikolaj Zalewski <mikolajz@google.com>
6142 * gold.h (reserve_unordered_map): Define, three versions, one for
6143 each version of Unordered_map.
6144 * layout.cc (Layout::Layout): Remove options parameter. Add
6145 number_of_input_files parameter. Don't initialize options_.
6146 Initialize number_of_input_files_ and resized_signatures_. Move
6147 sections_are_attached_.
6148 (Layout::layout_group): Reserve space for group_signatures_.
6149 (Layout::find_or_add_kept_section): Change name parameter to be a
6150 reference. Resize signatures_ map when it gets large enough.
6151 (Layout::layout_eh_frame): Use parameters->options() instead of
6153 (Layout::make_output_section): Likewise.
6154 (Layout::attach_allocated_section_to_segment): Likewise.
6155 (Layout::finalize, Layout::create_executable_stack): Likewise.
6156 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6157 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6158 * layout.h (class Layout): Update declarations. Remove options_
6159 field. Add number_of_input_files_ and resized_signatures_
6160 fields. Move sections_are_attached_ field.
6161 * main.cc (main): Pass number of input files to Layout
6162 constructor. Don't pass options.
6164 2009-03-30 Ian Lance Taylor <iant@google.com>
6166 * ffsll.c (ffsll): Correct implementation.
6168 2009-03-27 Ian Lance Taylor <iant@google.com>
6170 * ffsll.c: New file.
6171 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6172 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6173 * ftruncate.c (ftruncate): Declare before definition.
6174 * mremap.c (mremap): Likewise.
6175 * pread.c (pread): Likewise.
6176 * configure, Makefile.in, config.in: Rebuild.
6178 * mremap.c: New file.
6179 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6180 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6181 (mremap): Declare if HAVE_MREMAP is not defined.
6182 * configure, Makefile.in, config.in: Rebuild.
6184 2009-03-27 Cary Coutant <ccoutant@google.com>
6186 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6187 position independent.
6188 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6189 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6191 2009-03-24 Cary Coutant <ccoutant@google.com>
6193 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6195 (needs_dynamic_reloc): Likewise.
6197 2009-03-24 Ian Lance Taylor <iant@google.com>
6199 * yyscript.y (file_cmd): Recognize EXTERN.
6200 (extern_name_list, extern_name_list_body): New nonterminals.
6201 * script.cc (script_add_extern): Define.
6202 * script-c.h (script_add_extern): Declare.
6204 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6206 * object.cc (is_elf_object): Define.
6207 * object.h (is_elf_object): Declare.
6208 * archive.cc (Archive::get_elf_object_for_member): Call
6210 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6212 2009-03-24 Elliott Hughes <enh@google.com>
6214 * output.cc (Output_file::map_anonymous): Define.
6215 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6216 try an anonymous one. Report the size if the mmap fails.
6217 * output.h (class Output_file): Declare map_anonymous.
6219 2009-03-24 Ian Lance Taylor <iant@google.com>
6221 * target-select.cc (instantiate_target): Don't acquire the lock if
6222 the instantiated_target_ field has already been set.
6224 2009-03-23 Ian Lance Taylor <iant@google.com>
6226 * gold-threads.h (class Initialize_lock): Define.
6227 * gold-threads.cc (class Initialize_lock_once): Define.
6228 (initialize_lock_control): New static variable.
6229 (initialize_lock_pointer): New static variable.
6230 (initialize_lock_once): New static function.
6231 (Initialize_lock::Initialize_lock): Define.
6232 (Initialize_lock::initialize): Define.
6233 * target-select.h: Include "gold-threads.h".
6234 (class Target_selector): Add lock_ and initialize_lock_ fields.
6235 Don't define instantiate_target, just declare it.
6236 * target-select.cc (Target_selector::Target_selector): Initialize
6238 (Target_selector::instantiate_target): Define.
6239 * descriptors.h: Include "gold-threads.h".
6240 (class Descriptors): Add initialize_lock_ field.
6241 * descriptors.cc (Descriptors::Descriptors): Initialize new
6243 (Descriptors::open): Use initialize_lock_ field
6244 * errors.h (class Errors): Add initialize_lock_ field.
6245 * errors.cc (Errors::Errors): Initialize new field.
6246 (Errors::initialize_lock): Use initialize_lock_ field.
6247 * powerpc.cc (class Target_selector_powerpc): Remove
6248 instantiated_target_ field. In do_recognize call
6249 instantiate_target rather than do_instantiate_target. In
6250 do_instantiate_target just allocate a new target.
6251 * sparc.cc (class Target_selector_sparc): Likewise.
6253 * freebsd.h: New file.
6254 * i386.cc: Include "freebsd.h".
6255 (Target_i386): Derive from Target_freebsd rather than
6257 (Target_selector_i386): Derive from Target_selector_freebsd rather
6258 than Target_selector.
6259 * x86_64.cc: Include "freebsd.h".
6260 (Target_x86_64): Derive from Target_freebsd rather than
6262 (Target_selector_x86_64): Derive from Target_selector_freebsd
6263 rather than Target_selector.
6264 * target.h (class Target): Add adjust_elf_header and
6265 do_adjust_elf_header.
6266 * output.cc (Output_file_header:: do_sized_write): Call target
6267 adjust_elf_header routine.
6268 * configure.tgt: Set targ_osabi.
6269 * configure.ac: Define GOLD_DEFAULT_OSABI.
6270 * parameters.cc (Parameters::default_target): Pass
6271 GOLD_DEFAULT_OSABI to select_target.
6272 * target-select.h (class Target_selector): Make instantiate_target
6273 protected rather than private.
6274 * Makefile.am (HFILES): Add freebsd.h.
6275 * configure, Makefile.in, config.in: Rebuild.
6277 * merge.cc (do_add_input_section): Correct pend value. Change
6278 message about last entry not being null terminated from error to
6281 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6283 * incremental.cc: New file.
6284 * Makefile.am (CCFILES): Add incremental.cc.
6285 * Makefile.in: Rebuild.
6287 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6289 * layout.cc (Layout::output_section_name): Preserve names
6290 of '.note.' sections.
6292 2009-03-19 Ian Lance Taylor <iant@google.com>
6294 * descriptors.cc (Descriptors::open): Check that the options are
6295 valid before using them.
6297 2009-03-18 Ian Lance Taylor <iant@google.com>
6299 * script-sections.h: Include <list>.
6300 (class Script_sections): Change Sections_elements from std::vector
6301 to std::list. Typedef public Elements_iterator. Add
6302 orphan_section_placement_, data_segment_align_start_, and
6303 saw_data_segment_align_ fields. Remove data_segment_align_index_
6305 * script-sections.cc (class Orphan_section_placement): New class.
6306 (class Sections_element): Add virtual functions is_relro and
6307 orphan_section_init. Remove virtual function place_orphan_here.
6308 (class Output_section_definition): Add is_relro and
6309 orphan_section_init. Remove place_orphan_here.
6310 (class Orphan_output_section): Likewise.
6311 (Script_sections::Script_sections): Update for field changes.
6312 (Script_sections::data_segment_align): Set saw_data_segment_align_
6313 and data_segment_align_start_, not data_segment_align_index.
6314 (Script_sections::data_segment_relro_end): Check
6315 saw_data_segment_align_. Use data_segment_align_start_ rather
6316 than data_segment_align_index_.
6317 (Script_sections::place_orphan): Rewrite to use
6318 Orphan_section_placement.
6320 2009-03-17 Ian Lance Taylor <iant@google.com>
6322 * archive.cc (Archive::add_symbols): Check for a version attached
6323 to the symbol name in the archive map.
6324 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6325 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6326 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6327 (ver_test_11.a): New target.
6328 * testsuite/Makefile.in: Rebuild.
6330 * configure.ac: Check for chsize and posix_fallocate. Replace
6332 * ftruncate.c: New file, from gnulib.
6333 * output.cc (posix_fallocate): Define dummy version if not
6334 HAVE_POSIX_FALLOCATE.
6335 (Output_file::map): Call posix_fallocate rather than lseek and
6337 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6338 * configure, Makefile.in, config.in: Rebuild.
6340 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6342 * layout.h (Layout::create_note): Add section_name parameter.
6343 * layout.cc (Layout::create_note): Likewise.
6344 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6346 2009-03-17 Ian Lance Taylor <iant@google.com>
6348 * descriptors.cc: Include "options.h".
6349 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6350 (Descriptors::open): Always use O_CLOEXEC when opening a new
6351 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6352 then set FD_CLOEXEC.
6354 * sparc.cc (class Target_sparc): Add has_got_section.
6355 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6356 make sure we have a GOT section.
6358 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6359 (Target_sparc::Scan::local): Likewise.
6360 (Target_sparc::Scan::global): Likewise.
6361 (Target_sparc::Relocate::relocate): Likewise.
6362 (Target_sparc::Relocate::relocate_tls): Likewise.
6364 * symtab.cc (Symbol_table::define_default_version): New function,
6365 broken out of add_from_object.
6366 (Symbol_table::add_from_object): Call define_default_version.
6367 (Symbol_table::define_special_symbol): Add resolve_oldsym
6368 parameter. Change all callers. If the version for a symbol comes
6369 from a version script, resolve it with the symbol with the same
6370 name with no version. Also add the symbol without a version if
6372 (do_define_in_output_data): If resolving with oldsym, don't delete
6374 (do_define_in_output_segment): Likewise.
6375 (do_define_as_constant): Likewise.
6376 * symtab.h (class Symbol_table): Update declarations.
6378 2009-03-13 Ian Lance Taylor <iant@google.com>
6380 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6381 (Read_symbols::requeue): New function.
6382 (Read_symbols::do_read_symbols): If make_elf_object fails because
6383 the target type is not configured, and the file was searched for,
6384 issue a warning and retry with the next directory.
6385 (Add_symbols::run): If the file has an incompatible format, and
6386 it was searched for, requeue the Read_symbols task. On error,
6388 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6389 dirindex parameter to constructor. Change all callers. Declare
6390 incompatible_warning and requeue.
6391 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6392 input_argument_ and input_group_ fields. Add them to
6393 constructor. Change all callers.
6394 (class Read_script): Add dirindex_ field. Add it to constructor.
6396 * archive.cc (Archive::setup): Remove input_objects parameter.
6398 (Archive::get_file_and_offset): Likewise.
6399 (Archive::read_all_symbols): Likewise.
6400 (Archive::read_symbols): Likewise.
6401 (Archive::get_elf_object_for_member): Remove input_objects
6402 parameter. Add punconfigured parameter. Change all callers.
6403 (Archive::add_symbols): Change return type to bool. Check return
6404 value of include_member.
6405 (Archive::include_all_members): Likewise.
6406 (Archive::include_member): Change return type to bool. Return
6407 false if first included object has incompatible target. Set
6408 included_member_ field.
6409 (Add_archive_symbols::run): If add_symbols returns false, requeue
6411 * archive.h (class Archive): Add included_member_ field.
6412 Initialize it in constructor. Add input_file and searched_for
6413 methods. Update declarations.
6414 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6415 input_argument_ fields. Add them to constructor. Change all
6417 * script.cc: Include "target-select.h".
6418 (class Parser_closure): Add skip_on_incompatible_target_ and
6419 found_incompatible_target_ fields. Add
6420 skip_on_incompatible_target parameter to constructor. Change all
6421 callers. Add methods skip_on_incompatible_target,
6422 clear_skip_on_incompatible_target, found_incompatible_target, and
6423 set_found_incompatible_target.
6424 (read_input_script): Add dirindex parameter. Change all callers.
6425 If parser finds an incompatible target, requeue Read_symbols
6427 (script_set_symbol): Clear skip_on_incompatible_target in
6429 (script_add_assertion, script_parse_option): Likewise.
6430 (script_start_sections, script_add_phdr): Likewise.
6431 (script_check_output_format): New function.
6432 * script.h (read_input_script): Update declaration.
6433 * script-c.h (script_check_output_format): Declare.
6434 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6435 (ignore_cmd): Remove OUTPUT_FORMAT.
6436 * fileread.cc (Input_file::Input_file): Add explicit this.
6437 (Input_file::will_search_for): New function.
6438 (Input_file::open): Add pindex parameter. Change all callers.
6439 * fileread.h (class Input_file): Add input_file_argument method.
6440 Declare will_search_for. Update declarations.
6441 * object.cc (make_elf_object): Add punconfigured parameter.
6443 * object.h (class Object): Make input_file public. Add
6444 searched_for method.
6445 (make_elf_object): Update declaration.
6446 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6448 * dirsearch.h (class Dirsearch): Update declaration.
6449 * options.h (class General_options): Add --warn-search-mismatch.
6450 * parameters.cc (Parameters::is_compatible_target): New function.
6451 * parameters.h (class Parameters): Declare is_compatible_target.
6452 * workqueue.cc (Workqueue::add_blocker): New function.
6453 * workqueue.h (class Workqueue): Declare add_blocker.
6455 * fileread.cc (Input_file::open): Remove options parameter.
6457 (Input_file::open_binary): Likewise.
6458 * script.cc (read_input_script): Likewise.
6459 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6460 options parameter from constructor. Change all callers.
6461 (class Read_script): Likewise.
6462 * fileread.h (class Input_file): Update declarations.
6463 * script.h (read_input_script): Update declaration.
6465 2009-03-10 Nick Clifton <nickc@redhat.com>
6467 * po/es.po: New Spanish translation.
6469 2009-03-06 Cary Coutant <ccoutant@google.com>
6471 * options.cc (parse_short_option): Keep dash_z from registering itself.
6473 2009-03-03 Ian Lance Taylor <iant@google.com>
6476 * target-reloc.h (relocate_section): Pass output_section to
6478 * i386.cc (Target_i386::should_apply_static_reloc): Add
6479 output_section parameter. Change all callers.
6480 (Target_i386::Relocate::relocate): Add output_section parameter.
6481 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6482 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6483 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6484 * testsuite/two_file_shared.sh: New script.
6485 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6486 (check_DATA): Add two_file_shared.dbg.
6487 (two_file_shared.dbg): New target.
6488 * testsuite/Makefile.in: Rebuild.
6490 2009-03-01 Ian Lance Taylor <iant@google.com>
6492 * configure.ac: Check for byteswap.h.
6493 * configure: Rebuild.
6494 * config.in: Rebuild.
6496 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6498 * layout.cc (Layout::find_or_add_kept_section): New function.
6499 (Layout::add_comdat): Removed.
6500 * layout.h (struct Kept_section): Move out of class Layout.
6501 Remove trailing underscores from field names. Add group_sections
6502 field. Rename group_ field to is_group. Change all uses.
6503 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6504 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6505 comdat_groups_ field.
6506 (Sized_relobj::include_section_group): Use
6507 find_or_add_kept_section and Kept_section::group_sections.
6508 (Sized_relobj::include_linkonce_section): Likewise.
6509 * object.cc (class Sized_relobj): Don't define Comdat_group or
6510 Comdat_group_table. Remove find_comdat_group and
6511 add_comdat_group. Remove comdat_groups_ field.
6512 * plugin.cc (include_comdat_group): Use
6513 Layout::find_or_add_kept_section.
6515 2009-02-28 Ian Lance Taylor <iant@google.com>
6517 * README: --gc-sections and map files are now supported. Document
6518 some build requirements.
6521 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6522 relocatable link set the value of the section symbol to zero.
6523 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6524 relocatable link don't include the section address in the local
6527 2009-02-27 Ian Lance Taylor <iant@google.com>
6530 * options.h (class Search_directory): Add is_system_directory.
6531 (class General_options): Declare is_in_system_directory.
6532 * options.cc (get_relative_sysroot): Make static.
6533 (get_default_sysroot): Make static.
6534 (General_optoins::is_in_system_directory): New function.
6535 * fileread.cc (Input_file::is_in_system_directory): New function.
6536 * fileread.h (class Input_file): Declare is_in_system_directory.
6537 * object.h (class Object): Add is_in_system_directory.
6538 (class Input_objects): Remove system_library_directory_ field.
6539 * object.cc (Input_objects::add_object): Don't set
6540 system_library_directory_.
6541 (input_objects::found_in_system_library_directory): Remove.
6542 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6543 parameter. Change all callers.
6544 (Symbol_table::sized_write_globals): Likewise.
6545 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6546 Call Object::is_in_system_directory.
6547 * symtab.h (class Symbol_table): Update declarations.
6550 * descriptors.h (Open_descriptor): Add is_on_stack field.
6551 * descriptors.cc (Descriptors::open): If the descriptor is on the
6552 top of the stack, remove it. Initialize is_on_stack field.
6553 (Descriptors::release): Only add pod to stack if it is not on the
6555 (Descriptors::close_some_descriptor): Clear stack_next and
6559 * output.cc (Output_section::find_starting_output_address): Rename
6560 from starting_output_address; add PADDR parameter; change return
6562 * output.h (class Output_section): Declare
6563 find_starting_output_address instead of starting_output_address.
6564 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6565 section symbol for which we can't find a merge section.
6568 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6569 hidden or internal, force the symbol to be local.
6570 * resolve.cc (Symbol::override_visibility): Define.
6571 (Symbol::override_base): Use override_visibility.
6572 (Symbol_table::resolve): Likewise.
6573 (Symbol::override_base_with_special): Likewise.
6574 (Symbol_table::override_with_special): If the visibility is hidden
6575 or internal, force the symbol to be local.
6576 * symtab.h (class Symbol): Add set_visibility and
6577 override_visibility.
6578 * testsuite/ver_test_1.sh: New file.
6579 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6580 (check_DATA): Add ver_test_1.syms.
6581 (ver_test_1.syms): New target.
6582 * testsuite/Makefile.in: Rebuild.
6584 2009-02-25 Cary Coutant <ccoutant@google.com>
6586 * layout.cc (Layout::choose_output_section): Don't rename sections
6587 when using a linker script that has a SECTIONS clause.
6588 * Makefile.in: Regenerate.
6590 * testsuite/Makefile.am (script_test_5.sh): New test case.
6591 * testsuite/Makefile.in: Regenerate.
6592 * testsuite/script_test_5.cc: New file.
6593 * testsuite/script_test_5.sh: New file.
6594 * testsuite/script_test_5.t: New file.
6596 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6598 * archive.cc (Archive::include_member): Update calls to add_symbols.
6599 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6600 the Layout argument.
6601 * dynobj.h (do_add_symbols): Add the Layout argument.
6602 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6604 * object.h (Object::add_symbols): Add the Layout argument.
6605 (Object::do_add_symbols): Add the Layout argument.
6606 (Sized_relobj::do_add_symbols): Add the Layout argument.
6607 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6608 Unify the two versions.
6609 (Add_plugin_symbols): Remove.
6610 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6611 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6612 (Add_plugin_symbols): Remove.
6613 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6614 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6615 (Add_symbols::run): Make it work with Pulginobj.
6617 2009-02-06 Ian Lance Taylor <iant@google.com>
6619 * object.cc (Sized_relobj::do_layout): Make info message start
6620 with lower case letter.
6622 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6624 * binary.cc: Fix file comment.
6626 * options.h (enum Incremental_disposition): Define.
6627 (class General_options): Add new options: --incremental,
6628 --incremental_changed, --incremental_unchanged,
6629 --incremental_unknown. Add incremental_disposition_ and
6630 implicit_incremental_ fields.
6631 (General_options::incremental_disposition): New function.
6632 (class Position_dependent_options): Add incremental_disposition
6634 (Position_dependent_options::copy_from_options): Set incremental
6636 * options.cc (General_options::parse_incremental_changed): New
6638 (General_options::parse_incremental_unchanged): New function.
6639 (General_options::parse_incremental_unknown): New function.
6640 (General_options::General_options): Initialize new fields
6641 incremental_disposition_ and implicit_incremental_.
6642 (General_options::finalize): Check for uasge of --incremental-*
6643 without --incremental.
6645 2009-02-06 Chris Demetriou <cgd@google.com>
6647 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6648 pointer and to report location as the file name associated with
6650 (gold_undefined_symbol_at_location): New function to replace the
6651 old gold_undefined_symbol functionality.
6652 * target-reloc.h (relocate_section): Update to use
6653 gold_undefined_symbol_at_location.
6654 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6655 Call gold_undefined_symbol function rather than gold_error.
6656 * errors.h (Errors::undefined_symbol): Take location as a
6657 string, rather than calculating it from a relocation.
6658 * errors.cc (Errors::fatal): Print "fatal error:" before the
6660 (Errors::error, Errors::error_at_location): Print "error: "
6661 before the formatted message.
6662 (Errors::undefined_symbol): Take location as a string, rather
6663 than calculating it from a relocation.
6664 (gold_undefined_symbol_at_location): New function akin to
6665 old gold_undefined_symbol, calculates location from relocation.
6666 (gold_undefined_symbol): Change to take only a Symbol pointer
6667 and to report location as the file name associated with the symbol.
6668 * testsuite/debug_msg.sh: Update for changed error messages.
6669 * testsuite/undef_symbol.sh: Likewise.
6671 2009-02-04 Duncan Sands <baldrick@free.fr>
6674 * reduced_debug_output.h
6675 (Output_reduced_debug_abbrev_section::failed): Use format for
6677 (Output_reduced_debug_info_section::faild): Likewise.
6679 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6681 * script.cc (Lazy_demangler): New class.
6682 (Version_script_info::get_symbol_version_helper): Demangle a
6685 2009-01-29 Cary Coutant <ccoutant@google.com>
6687 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6689 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6691 2009-01-28 Ian Lance Taylor <iant@google.com>
6693 * version.cc (version_string): Bump to 1.9.
6695 * gold.h: Include <cstring> and <stdint.h>.
6696 * version.cc: Include <cstdio>.
6697 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6699 * reduced_debug_output.cc (insert_into_vector): Rename from
6700 Insert_into_vector; change all callers. Use Swap_unaligned to
6701 avoid aliasing issue; remove union since it is unnecessary.
6703 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6705 * Makefile.am (CCFILES): Add gc.cc.
6707 * Makefile.in: Regenerate.
6708 * gold.cc (Gc_runner): New class.
6709 (queue_initial_tasks): Call garbage collection related tasks
6710 when corresponding options are invoked.
6711 (queue_middle_gc_tasks): New function.
6712 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6713 processed early before laying out sections during garbage collection.
6714 * gold.h (queue_middle_gc_tasks): New function.
6715 (is_prefix_of): Move from "layout.cc".
6716 * i386.cc (Target_i386::gc_process_relocs): New function.
6717 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6718 * main.cc (main): Create object of class "Garbage_collection".
6719 * object.cc (Relobj::copy_symbols_data): New function.
6720 (Relobj::is_section_name_included): New function.
6721 (Sized_relobj::do_layout): Allow this function to be called twice
6722 during garbage collection and defer layout of section during the
6724 * object.h (Relobj::get_symbols_data): New function.
6725 (Relobj::is_section_name_included): New function.
6726 (Relobj::copy_symbols_data): New function.
6727 (Relobj::set_symbols_data): New function.
6728 (Relobj::get_relocs_data): New function.
6729 (Relobj::set_relocs_data): New function.
6730 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6731 (Relobj::gc_process_relocs): New function.
6732 (Relobj::do_gc_process_relocs): New pure virtual function.
6733 (Relobj::sd_): New data member.
6734 (Sized_relobj::is_output_section_offset_invalid): New function.
6735 (Sized_relobj::do_gc_process_relocs): New function.
6736 * options.h (General_options::gc_sections): Modify to not be a no-op.
6737 (General_options::print_gc_sections): New option.
6738 * plugin.cc (Plugin_finish::run): Remove function call to
6739 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6740 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6741 * reloc.cc (Read_relocs::run): Add task to process relocs and
6742 determine unreferenced sections when doing garbage collection.
6743 (Gc_process_relocs): New class.
6744 (Sized_relobj::do_gc_process_relocs): New function.
6745 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6746 sections that are garbage collected.
6747 * reloc.h (Gc_process_relocs): New class.
6748 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6749 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6750 symbols whose corresponding sections are garbage collected.
6751 (Symbol_table::Symbol_table): Add new parameter for the garbage
6753 (Symbol_table::gc_mark_undef_symbols): New function.
6754 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6755 (Symbol_table::gc_mark_dyn_syms): New function.
6756 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6758 (Symbol_table::add_from_object): Likewise.
6759 (Symbol_table::add_from_relobj): When building shared objects, do not
6760 treat externally visible symbols as garbage.
6761 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6762 table information for static and relocatable links.
6763 * symtab.h (Symbol_table::set_gc): New function.
6764 (Symbol_table::gc): New function.
6765 (Symbol_table::gc_mark_undef_symbols): New function.
6766 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6767 (Symbol_table::gc_mark_dyn_syms): New function.
6768 (Symbol_table::gc_): New data member.
6769 * target.h (Sized_target::gc_process_relocs): New pure virtual
6771 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6772 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6774 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6776 * options.h (General_options::gc_sections): Define as a no-op for now.
6777 (General_options::no_keep_memory): Ditto.
6778 (General_options::Bshareable): Define.
6779 * options.cc (General_options::finalize): Honor -Bshareable.
6781 2009-01-20 Andreas Schwab <schwab@suse.de>
6783 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6784 read the value in the contents, since we don't use it. Use the
6785 template endianness when writing.
6786 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6788 2009-01-19 Andreas Schwab <schwab@suse.de>
6790 * configure.tgt (powerpc64-*): Fix targ_obj.
6792 2009-01-15 Ian Lance Taylor <iant@google.com>
6794 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6795 local symbols when stripping all symbols.
6797 2009-01-14 Cary Coutant <ccoutant@google.com>
6799 * output.cc (Output_reloc): Add explicit instantiations.
6801 2009-01-14 Cary Coutant <ccoutant@google.com>
6803 * archive.cc (Archive::get_elf_object_for_member): Remove call
6804 to File_read::claim_for_plugin.
6805 * descriptors.cc (Descriptors::open): Remove reference to
6807 (Descriptors::claim_for_plugin): Remove.
6808 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6809 (Descriptors::is_claimed): Remove.
6810 (claim_descriptor_for_plugin): Remove.
6811 * fileread.cc (File_read::claim_for_plugin): Remove.
6812 * fileread.h (File_read::claim_for_plugin): Remove.
6813 (File_read::descriptor): Reopen descriptor if necessary.
6814 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6815 (Plugin_manager::all_symbols_read): Add task parameter. Change
6817 (Plugin_manager::get_input_file): New function.
6818 (Plugin_manager::release_input_file): New function.
6819 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6820 corresponding data member.
6821 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6822 and pass to base constructor. Change all callers.
6823 (get_input_file, release_input_file): New functions.
6824 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6825 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6826 (Plugin_manager::all_symbols_read): Add task parameter.
6827 (Plugin_manager::get_input_file): New function.
6828 (Plugin_manager::release_input_file): New function.
6829 (Plugin_manager::task_): New data member.
6830 (Pluginobj::Pluginobj): Add filesize parameter.
6831 (Pluginobj::filename): New function.
6832 (Pluginobj::descriptor): New function.
6833 (Pluginobj::filesize): New function.
6834 (Pluginobj::filesize_): New data member.
6835 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6836 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6837 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6839 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6840 with archive libraries.
6841 * testsuite/Makefile.in: Regenerate.
6842 * testsuite/plugin_test.c (struct sym_info): New type.
6843 (get_input_file, release_input_file): New static variables.
6844 (onload): Capture new transfer vector entries.
6845 (claim_file_hook): Stop reading at end of file according to filesize.
6846 Factor out parsing of readelf output into separate function.
6847 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6848 APIs and get the source file name from the symbol table. Convert
6849 source file name to corresponding object file name. Print info
6850 message when adding new input files.
6851 (parse_readelf_line): New function.
6852 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6853 * testsuite/plugin_test_2.sh: Likewise.
6854 * testsuite/plugin_test_3.sh: Likewise.
6855 * testsuite/plugin_test_4.sh: New test case.
6857 2009-01-07 Ian Lance Taylor <iant@google.com>
6859 * version.cc (version_string): Bump to 1.8.
6861 2008-12-23 Cary Coutant <ccoutant@google.com>
6863 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6864 * plugin.cc (Plugin_manager::finish): Rename as
6865 layout_deferred_objects. Move cleanup to separate function.
6866 (Plugin_manager::cleanup): New function.
6867 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6869 * plugin.h (Plugin_manager::finish): Rename as
6870 layout_deferred_objects.
6871 (Plugin_manager::cleanup): New function.
6872 (Plugin_manager::cleanup_done): New field.
6874 2008-12-23 Cary Coutant <ccoutant@google.com>
6876 * plugin.cc (is_visible_from_outside): New function.
6877 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6878 so we don't return "IR only" status for exported symbols or -r links.
6880 * testsuite/Makefile.am (plugin_test_3): New test case.
6881 * testsuite/Makefile.in: Regenerate.
6882 * testsuite/plugin_test_3.sh: New file.
6884 2008-12-22 Cary Coutant <ccoutant@google.com>
6886 * object.cc (Sized_relobj::layout_section): New function.
6887 (Sized_relobj::do_layout): Defer layout of input sections until after
6888 plugin has provided replacement files.
6889 (Sized_relobj::do_layout_deferred_sections): New function.
6890 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6891 (Relobj::layout_deferred_sections): New function.
6892 (Relobj::do_layout_deferred_sections): New function.
6893 (Sized_relobj::do_layout_deferred_sections): New function.
6894 (Sized_relobj::layout_section): New function.
6895 (Sized_relobj::Deferred_layout): New structure.
6896 (Sized_relobj::deferred_layout_): New field.
6897 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6898 Change all callers. Layout deferred sections.
6899 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6901 (Plugin_hook::run): Move code from do_plugin_hook inline.
6902 (Plugin_hook::do_plugin_hook): Remove.
6903 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6904 (Plugin_manager::finish): Renamed, was cleanup.
6905 (Plugin_manager::should_defer_layout): New function.
6906 (Plugin_manager::add_deferred_layout_object): New function.
6907 (Plugin_manager::Deferred_layout_list): New type.
6908 (Plugin_manager::deferred_layout_objects_): New field.
6909 (Plugin_hook::do_plugin_hook): Remove.
6911 2008-12-17 Ian Lance Taylor <iant@google.com>
6913 * options.h (class General_options): Add --no case for
6916 2008-12-16 Cary Coutant <ccoutant@google.com>
6918 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6920 (Plugin_manager::claim_file): Create plugin object even if
6921 plugin did not call the add_symbols callback.
6922 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6923 asking for more symbols than were added.
6924 * testsuite/Makefile.am (plugin_test_1): Add test case with
6926 (empty.syms): New target.
6927 * testsuite/Makefile.in: Regenerate.
6928 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6929 message. Don't call add_symbols if no globals.
6930 (all_symbols_read_hook): Don't provide replacement for empty
6933 2008-12-12 Ian Lance Taylor <iant@google.com>
6935 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6936 r_type == 0 for a local symbol with r_sym == 0.
6937 (scan_relocatable_relocs): Pass r_sym to
6938 local_non_section_strategy.
6939 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6942 * configure.ac: Update test for TLS descriptors: they are
6943 supported as of glibc 2.9.
6944 * configure: Rebuild.
6946 2008-12-11 Ian Lance Taylor <iant@google.com>
6949 * target-reloc.h (Default_scan_relocatable_relocs): For each
6950 function, map r_type == 0 to RELOC_DISCARD.
6952 2008-12-10 Cary Coutant <ccoutant@google.com>
6954 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6955 object to override a kept COMDAT group from a plugin object.
6957 2008-12-09 Ian Lance Taylor <iant@google.com>
6960 * yyscript.y (file_cmd): Handle INPUT.
6962 * testsuite/initpri1.c: Change all declarations to be full
6963 prototypes by adding void, to avoid compiler warnings.
6965 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6967 * options.cc (General_options::parse_plugin_opt): New.
6968 (General_options::add_plugin): The argument now is just the filename.
6969 (General_options::add_plugin_option): New.
6970 * options.h (plugin_opt): New.
6971 (add_plugin): Change argument name.
6972 (add_plugin_option): New.
6973 * plugin.cc (Plugin::load): Don't parse the plugin option.
6974 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6975 (Plugin::add_option): New.
6976 (Plugin::args_): Change type.
6977 (Plugin::filename_): New.
6978 (Plugin_manager::add_plugin_option): New.
6979 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6980 * testsuite/Makefile.in: Regenerate.
6982 2008-12-05 Cary Coutant <ccoutant@google.com>
6984 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6985 Handle --strip-lto-sections option.
6986 * options.h (strip_lto_sections): New option.
6988 2008-12-01 Cary Coutant <ccoutant@google.com>
6990 * plugin.cc (ld_plugin_message): Change format parameter to const.
6991 Fix mismatch between new[] and delete.
6993 2008-11-14 Cary Coutant <ccoutant@google.com>
6995 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6998 2008-11-05 Craig Silverstein <csilvers@google.com>
7000 * options.cc (General_options::parse_dynamic_list): New function.
7001 * options.h (General_options): New flags dynamic_list,
7002 dynamic_list_data, dynamic_list_cpp_new, and
7003 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7004 (General_options::in_dynamic_list): New function.
7005 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7006 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7007 (Lex::can_continue_name): Likewise.
7009 (read_script_file): New parameter script_options.
7010 (read_dynamic_list): New function.
7011 (Script_options::define_dynamic_list): New function.
7012 (dynamic_list_keyword_parsecodes): New variable.
7013 (dynamic_list_keywords): New variable.
7014 * script.h (Script_options::define_dynamic_list): New function
7016 (read_dynamic_list): New function prototype.
7017 * symtab.cc (strprefix): New macro.
7018 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7019 dynamic_list_data, dynamic_list_cpp_new, and
7020 dynamic_list_cpp_typeinfo.
7021 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7022 (dynamic_list_expr): New rule.
7023 (dynamic_list_nodes): Likewise.
7024 (dynamic_list_node): Likewise.
7025 * testsuite/Makefile.am (dynamic_list): New test.
7026 * testsuite/Makefile.in: Regenerated.
7027 * testsuite/dynamic_list.t: New file.
7028 * testsuite/dynamic_list.sh: New file.
7030 2008-11-05 Craig Silverstein <csilvers@google.com>
7032 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7033 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7034 (t11_last): Likewise.
7035 * testsuite/ver_test_6.c (main): Likewise.
7037 2008-10-07 Cary Coutant <ccoutant@google.com>
7039 * options.c (General_options::finalize): Add check for -static and
7041 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7044 2008-10-02 Cary Coutant <ccoutant@google.com>
7046 * plugin.cc (make_sized_plugin_object): Fix conditional
7047 compilation to work when not all targets are enabled.
7049 2008-09-29 Cary Coutant <ccoutant@google.com>
7051 * archive.cc (Archive::get_file_and_offset): Use filename instead
7052 of name to get library path.
7053 (Archive::include_member): Unlock external member of a thin archive.
7055 * testsuite/Makefile.am (TEST_AR): New variable.
7056 (thin_archive_test_1): New test.
7057 (thin_archive_test_2): New test.
7058 * testsuite/Makefile.in: Regenerate.
7059 * testsuite/thin_archive_main.cc: New file.
7060 * testsuite/thin_archive_test_1.cc: New file.
7061 * testsuite/thin_archive_test_2.cc: New file.
7062 * testsuite/thin_archive_test_3.cc: New file.
7063 * testsuite/thin_archive_test_4.cc: New file.
7065 2008-09-29 Cary Coutant <ccoutant@google.com>
7067 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7068 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7070 (Sized_relobj::do_finalize_local_symbols): Likewise.
7071 (Sized_relobj::map_to_kept_section): Likewise.
7072 * object.h (Sized_relobj::invalid_address): New constant.
7073 (Sized_relobj::do_output_section_offset): Check for invalid_address
7075 * output.cc (Output_reloc::local_section_offset): Use constant
7076 invalid_address instead of -1U.
7077 (Output_reloc::get_address): Likewise.
7078 (Output_section::output_address): Change -1U to -1ULL.
7079 * output.h (Output_reloc::invalid_address): New constant.
7080 * reloc.cc (Sized_relobj::write_sections): Use constant
7081 invalid_address instead of -1U.
7082 (Sized_relobj::relocate_sections): Likewise.
7083 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7084 values for merge sections.
7085 * target-reloc.h (relocate_for_relocatable): Use constant
7086 invalid_address instead of -1U.
7088 2008-09-19 Cary Coutant <ccoutant@google.com>
7090 Add plugin functionality for link-time optimization (LTO).
7091 * configure.ac (plugins): Add --enable-plugins option.
7092 * configure: Regenerate.
7093 * config.in: Regenerate.
7094 * Makefile.am (LIBDL): New variable.
7095 (CCFILES): Add plugin.cc.
7096 (HFILES): Add plugin.h.
7097 (ldadd_var): Add LIBDL.
7098 * Makefile.in: Regenerate.
7100 * archive.cc: Include "plugin.h".
7101 (Archive::setup): Don't preread archive symbols when using a plugin.
7102 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7103 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7105 (Archive::include_member): Add symbols from plugin objects.
7106 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7107 * descriptors.cc (Descriptors::open): Check for file descriptors
7108 abandoned by plugins.
7109 (Descriptors::claim_for_plugin): New function.
7110 * descriptors.h (Descriptors::claim_for_plugin): New function.
7111 (Open_descriptor::is_claimed): New field.
7112 (claim_descriptor_for_plugin): New function.
7113 * fileread.cc (File_read::claim_for_plugin): New function.
7114 * fileread.h (File_read::claim_for_plugin): New function.
7115 (File_read::descriptor): New function.
7116 * gold.cc: Include "plugin.h".
7117 (queue_initial_tasks): Add task to call plugin hooks for generating
7119 * main.cc: Include "plugin.h".
7120 (main): Load plugin libraries.
7121 * object.h (Pluginobj): Declare.
7122 (Object::pluginobj): New function.
7123 (Object::do_pluginobj): New function.
7124 (Object::set_target): New function.
7125 * options.cc: Include "plugin.h".
7126 (General_options::parse_plugin): New function.
7127 (General_options::General_options): Initialize plugins_ field.
7128 (General_options::add_plugin): New function.
7129 * options.h (Plugin_manager): Declare.
7130 (General_options): Add --plugin option.
7131 (General_options::has_plugins): New function.
7132 (General_options::plugins): New function.
7133 (General_options::add_plugin): New function.
7134 (General_options::plugins_): New field.
7135 * plugin.cc: New file.
7136 * plugin.h: New file.
7137 * readsyms.cc: Include "plugin.h".
7138 (Read_symbols::do_read_symbols): Check for archive before checking
7139 for ELF file. Call plugin hooks to claim files.
7140 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7141 from a real object file; force override when processing replacement
7143 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7144 (Symbol::init_base_object): Likewise.
7145 (Symbol::init_base_output_data): Likewise.
7146 (Symbol::init_base_output_segment): Likewise.
7147 (Symbol::init_base_constant): Likewise.
7148 (Symbol::init_base_undefined): Likewise.
7149 (Symbol::output_section): Assert that object is not a plugin.
7150 (Symbol_table::add_from_pluginobj): New function.
7151 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7153 (Symbol_table::sized_write_globals): Likewise.
7154 (Symbol_table::add_from_pluginobj): Instantiate template.
7155 * symtab.h (Sized_pluginobj): Declare.
7156 (Symbol::in_real_elf): New function.
7157 (Symbol::set_in_real_elf): New function.
7158 (Symbol::in_real_elf_): New field.
7159 (Symbol_table::add_from_pluginobj): New function.
7161 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7162 (LIBDL): New variable.
7164 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7165 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7166 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7167 (MOSTLYCLEANFILES): Likewise.
7168 * testsuite/Makefile.in: Regenerate.
7169 * testsuite/plugin_test.c: New file.
7170 * testsuite/plugin_test_1.sh: New file.
7171 * testsuite/plugin_test_2.sh: New file.
7173 2008-09-16 Ian Lance Taylor <iant@google.com>
7175 * target-reloc.h (relocate_section): Check whether a symbol is
7176 defined by the ABI before reporting an undefined symbol error.
7177 * target.h (Target::is_defined_by_abi): Make parameter const.
7178 (Target::do_is_defined_by_abi): Likewise.
7179 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7180 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7181 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7182 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7183 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7184 * testsuite/Makefile.in: Rebuild.
7186 * fileread.cc (make_view): Add casts to avoid warning.
7188 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7190 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7191 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7193 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7195 * options.h (General_options::output_is_executable): New.
7196 (General_options::output_is_pie): New.
7197 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7198 for shared libraries.
7199 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7201 2008-09-11 Chris Demetriou <cgd@google.com>
7203 * options.h (origin): New -z option.
7204 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7205 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7208 2008-09-05 Cary Coutant <ccoutant@google.com>
7210 * fileread.cc (File_read::make_view): Add check for attempt to map
7213 2008-09-05 Cary Coutant <ccoutant@google.com>
7215 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7216 explicit instantiations.
7218 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7221 * options.cc (General_options::finalize): Allow undefined symbols
7222 in shlibs if linking -shared.
7225 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7226 symbols as not needing a dynsym entry.
7228 2008-08-20 Craig Silverstein <csilvers@google.com>
7230 * fileread.cc (File_read::open): Do not lock the file unless it
7231 was successfully opened.
7233 2008-08-14 Cary Coutant <ccoutant@google.com>
7235 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7236 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7237 * testsuite/tls_test.cc (struct int128): 128-bit struct
7238 for testing TLS relocs with non-zero addend.
7239 (v12): New TLS variable.
7241 (t_last): Add check for v12.
7242 * testsuite/tls_test.h (t12): New function.
7243 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7245 2008-08-13 Ian Lance Taylor <iant@google.com>
7247 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7248 set tls_segment_ or relro_segment_.
7249 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7251 * output.h (Output_section::clear_is_relro): New function.
7252 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7253 sections specially even when output_data_ is empty.
7254 (Output_segment::maximum_alignment): When first section is relro,
7255 only force alignment for PT_LOAD segments.
7256 * script.cc (script_data_segment_align): New function.
7257 (script_data_segment_relro_end): New function.
7258 * script-c.h (script_data_segment_align): Declare.
7259 (script_data_segment_relro_end): Declare.
7260 * script-sections.h (class Script_sections): Declare
7261 data_segment_align and data_segment_relro_end. Add fields
7262 segment_align_index_ and saw_relro_end_.
7263 * script-sections.cc (class Sections_element): Add set_is_relro
7264 virtual function. Add new bool* parameter to place_orphan_here.
7265 Add get_output_section virtual function.
7266 (class Output_section_definition): Add set_is_relro. Add new
7267 bool* parameter to place_orphan_here. Add get_output_section.
7268 Add is_relro_ field.
7269 (Output_section_definition::Output_section_definition): Initialize
7270 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7271 and is_relro_ fields.
7272 (Output_section_definition::place_orphan_here): Add is_relro
7274 (Output_section_definition::set_section_addresses): Set relro for
7276 (Output_section_definition::alternate_constraint): Likewise.
7277 (class Orphan_output_section): Add new bool* parameter to
7278 place_orphan_here. Add get_output_section.
7279 (Orphan_output_section::place_orphan_here): Add is_relro
7281 (Script_sections::Script_sections): Initialize
7282 data_segment_align_index_ and saw_relro_end_.
7283 (Script_sections::data_segment_align): New function.
7284 (Script_sections::data_segment_relro_end): New function.
7285 (Script_sections::place_orphan): Set or clear is_relro.
7286 (Script_sections::set_section_addresses): Force alignment of first
7288 * yyscript.y (exp): Call script_data_segment_align and
7289 script_data_segment_relro_end.
7290 * testsuite/relro_script_test.t: New file.
7291 * testsuite/relro_test.cc (using_script): Declare.
7292 (t1, t2): Test using_script.
7293 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7294 (relro_script_test_SOURCES): Define.
7295 (relro_script_test_DEPENDENCIES): Define.
7296 (relro_script_test_LDFLAGS): Define.
7297 (relro_script_test_LDADD): Define.
7298 (relro_script_test.so): New target.
7299 * testsuite/Makefile.in: Rebuild.
7301 2008-08-06 Cary Coutant <ccoutant@google.com>
7303 * archive.cc (Archive::total_archives, Archive::total_members)
7304 (Archive::total_members_loaded): New variables.
7305 (Archive::setup): Add parameter. Add option to preread
7307 (Archive::read_armap): Add counter.
7308 (Archive::get_file_and_offset): New function.
7309 (Archive::get_elf_object_for_member): New function.
7310 (Archive::read_all_symbols): New function.
7311 (Archive::read_symbols): New function.
7312 (Archive::add_symbols): Add counters.
7313 (Archive::include_all_members): Use armap to find members if it's
7315 (Archive::include_member): Skip reading symbols if already read.
7316 Factored code into Archive::get_file_and_offset and
7317 Archive::get_elf_object_for_member. Changed call to
7318 Mapfile::report_include_archive_member.
7319 (Archive::print_stats): New function.
7320 * archive.h: Declare Object and Read_symbols_data classes.
7321 (Archive::Archive): Add initializers for new members.
7322 (Archive::setup): Add parameter.
7323 (Archive::print_stats): New function.
7324 (Archive::total_archives, Archive::total_members)
7325 (Archive::total_members_loaded): New variables.
7326 (Archive::get_file_and_offset): New function.
7327 (Archive::get_elf_object_for_member): New function.
7328 (Archive::read_all_symbols): New function.
7329 (Archive::read_symbols): New function.
7330 (Archive::Archive_member): New class.
7331 (Archive::members_): New member.
7332 (Archive::num_members_): New member.
7333 * main.cc: Include archive.h.
7334 (main): Call Archive::print_stats.
7335 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7336 archive parameter; member_name is now the fully-decorated name.
7337 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7338 * options.h: (General_options): Add --preread-archive-symbols option.
7339 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7342 2008-08-04 Ian Lance Taylor <iant@google.com>
7344 * symtab.h (Symbol::use_plt_offset): New function.
7345 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7346 * powerpc.cc (Relocate::relocate): Likewise.
7347 * sparc.cc (Relocate::relocate): Likewise.
7348 * x86_64.cc (Relocate::relocate): Likewise.
7349 * testsuite/weak_plt.sh: New test.
7350 * testsuite/weak_plt_main.cc: New test.
7351 * testsuite/weak_plt_shared.cc: New test.
7352 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7353 (check_PROGRAMS): Add weak_plt.
7354 (check_DATA): Add weak_plt_shared.so.
7355 (weak_plt_main_pic.o, weak_plt): New targets.
7356 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7357 * testsuite/Makefile.in: Rebuild.
7359 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7361 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7362 * testsuite/Makefile.in: Rebuild.
7364 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7366 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7367 * Makefile.in: Regenerate.
7368 * po/POTFILES.in: Regenerate.
7370 2008-07-29 Ian Lance Taylor <iant@google.com>
7372 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7373 symbols before other symbols.
7374 * testsuite/script_test_2.cc (test_addr): Declare.
7375 (test_addr_alias): Declare.
7376 (main): Check that test_addr and test_addr_alias have the right
7378 * testsuite/script_test_2.t: Define test_addr_alias and
7381 2008-07-24 Ian Lance Taylor <iant@google.com>
7384 * descriptors.cc: New file.
7385 * descriptors.h: New file.
7386 * gold-threads.h (class Hold_optional_lock): New class.
7387 * fileread.cc: Include "descriptors.h".
7388 (File_read::~File_read): Release descriptor rather than closing
7390 (File_read::open) [file]: Call open_descriptor rather than open.
7391 Set is_descriptor_opened_.
7392 (File_read::open) [memory]: Assert that descriptor is not open.
7393 (File_read::reopen_descriptor): New function.
7394 (File_read::release): Release descriptor.
7395 (File_read::do_read): Make non-const. Reopen descriptor.
7396 (File_read::read): Make non-const.
7397 (File_read::make_view): Reopen descriptor.
7398 (File_read::do_readv): Likewise.
7399 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7400 Update declarations.
7401 * layout.cc: Include "descriptors.h".
7402 (Layout::create_build_id): Use open_descriptor rather than open.
7403 * output.cc: Include "descriptors.h".
7404 (Output_file::open): Use open_descriptor rather than open.
7405 * archive.cc (Archive::const_iterator): Change Archive to be
7407 (Archive::begin, Archive::end): Make non-const.
7408 (Archive::count_members): Likewise.
7409 * archive.h (class Archive): Update declarations.
7410 * object.h (Object::read): Make non-const.
7411 * Makefile.am (CCFILES): Add descriptors.cc.
7412 (HFILES): Add descriptors.h.
7413 * Makefile.in: Rebuild.
7416 * gold.h: Always include <clocale>. Add Solaris workarounds
7417 following code in binutils/sysdep.h.
7420 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7421 this->eh_frame_hdr_ is NULL before using it.
7423 * dynobj.cc (Versions::Versions): Update comment.
7425 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7426 the base version name.
7428 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7429 array size plus one.
7430 (Stringpool_template::set_string_offsets): Subtract one from key
7431 before using it as an array index.
7432 (Stringpool_template::get_offset_with_length): Likewise.
7433 (Stringpool_template::write_to_buffer): Likewise.
7434 * stringpool.h (Stringpool_template::get_offset_from_key):
7437 2008-07-23 Ian Lance Taylor <iant@google.com>
7440 * object.h (Merged_symbol_value::value): Do our best to handle a
7444 * script.cc (Version_script_info::get_versions): Don't add empty
7445 version tag to return value.
7446 (Version_script_info::get_symbol_version_helper): Change return
7447 type to bool. Add pversion parameter. Change all callers.
7448 (script_register_vers_node): Don't require a non-NULL tag.
7449 * script.h (class Version_script_info): Update declarations.
7450 (Version_script_info::get_symbol_version): Change return type to
7451 bool. Add version parameter. Change all callers.
7452 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7453 handling. Handle an empty version from a version script.
7454 (Symbol_table::define_special_symbol): Likewise.
7455 * testsuite/ver_test_10.script: New file.
7456 * testsuite/ver_test_10.sh: New file.
7457 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7458 (check_DATA): Add ver_test_10.syms.
7459 (ver_test_10.syms, ver_test_10.so): New target.
7460 * testsuite/Makefile.in: Rebuild.
7462 2008-07-23 Simon Baldwin <simonb@google.com>
7464 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7465 to zero for undefined symbols from dynamic libraries.
7467 2008-07-23 Ian Lance Taylor <iant@google.com>
7469 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7471 * symtab.h (class Symbol_table): Update declaration.
7472 * testsuite/ver_test_9.cc: New file.
7473 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7474 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7475 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7476 (ver_test_9.so, ver_test_9.o): New targets.
7477 * testsuite/Makefile.in: Rebuild.
7479 2008-07-22 Ian Lance Taylor <iant@google.com>
7481 * options.h (class General_options): Define --check-sections.
7482 * layout.cc (Layout::set_segment_offsets): Handle
7485 * options.h (class General_options): Define -n/--nmagic and
7487 * options.cc (General_options::finalize): For -n/--nmagic or
7488 -N/--omagic, set -static.
7489 * layout.cc (Layout::attach_allocated_section_to_segment): If
7490 -N/--omagic, don't put read-only and read-write sections in
7492 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7493 finding a read-only segment.
7494 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7495 don't set the minimum segment alignment to the common page size,
7496 and don't set the file offset to the address modulo the page size.
7497 * script-sections.cc (Script_sections::create_segments): If
7498 -n/--omagic, don't put read-only and read-write sections in
7501 * cref.cc: New file.
7503 * options.h (class General_options): Add --print-symbol-counts.
7504 * main.cc (main): Issue defined symbol report if requested.
7505 * archive.cc (Archive::interpret_header): Make into a const member
7507 (Archive::add_symbols): Call Input_objects::archive_start and
7509 (Archive::const_iterator): Define new class.
7510 (Archive::begin, Archive::end): New functions.
7511 (Archive::include_all_members): Rewrite to use iterator.
7512 (Archive::count_members): New function.
7513 * archive.h (class Archive): Update declarations.
7514 (Archive::filename): New function.
7515 * object.cc: Include "cref.h".
7516 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7517 (Sized_relobj::do_get_global_symbol_counts): New function.
7518 (Input_objects::add_object): Add object to cross-referencer.
7519 (Input_objects::archive_start): New function.
7520 (Input_objects::archive_stop): New function.
7521 (Input_objects::print_symbol_counts): New function.
7522 * object.h: Declare Cref and Archive.
7523 (Object::get_global_symbol_counts): New function.
7524 (Object::do_get_global_symbol_counts): New pure virtual function.
7525 (class Sized_relobj): Add defined_count_ field. Update
7527 (class Input_objects): Add cref_ field. Update constructor.
7528 Update declarations.
7529 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7531 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7533 (Sized_dynobj::do_get_global_symbol_counts): New function.
7534 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7535 defined_count_. Update declarations. Define Symbols typedef.
7536 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7537 parameter. Change all callers.
7538 (Symbol_table::add_from_dynobj): Add sympointers and defined
7539 parameters. Change all callers.
7540 * symtab.h (class Symbol_table): Update declarations.
7541 * Makefile.am (CCFILES): Add cref.cc.
7542 (HFILES): Add cref.h.
7543 * Makefile.in: Rebuild.
7545 2008-07-22 Simon Baldwin <simonb@google.com>
7547 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7548 to zero when writing undefined symbols.
7550 2008-07-22 Ian Lance Taylor <iant@google.com>
7552 * output.cc (Output_section::add_input_section): Don't try to
7553 merge empty merge sections.
7555 2008-07-21 Craig Silverstein <csilvers@google.com>
7557 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7558 Include symbol version in error message.
7560 2008-07-20 Chris Demetriou <cgd@google.com>
7562 * configure.ac (gold_cv_c_random_seed): New configured variable.
7563 (RANDOM_SEED_CFLAGS): New substituted variable.
7564 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7565 * configure: Rebuild.
7566 * Makefile.in: Likewise.
7567 * testsuite/Makefile.in: Likewise.
7569 2008-07-18 Ian Lance Taylor <iant@google.com>
7571 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7572 where we see NAME/NULL and NAME/VERSION as separate symbols.
7573 * testsuite/ver_test_main.cc (main): Call t4.
7574 (t4, t4_2a): Define.
7575 * testsuite/ver_test_2.cc (t4_2): Define.
7576 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7577 * testsuite/ver_test_4.cc (t4_2a): Define.
7578 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7579 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7581 2008-07-17 Ian Lance Taylor <iant@google.com>
7583 * dynobj.cc (Versions::add_def): If we give an error about a
7584 missing version, go ahead and create the version anyhow.
7586 2008-07-10 Ian Lance Taylor <iant@google.com>
7588 Handle output sections with more than 0x7fffffff bytes.
7589 * object.h (class Relobj): Change map_to_output_ to
7590 output_sections_, and just keep a section pointer. Change all
7591 uses. Move comdat group support to Sized_relobj.
7592 (Relobj::is_section_specially_mapped): Remove.
7593 (Relobj::output_section): Remove poff parameter. Change all
7595 (Relobj::output_section_offset): New function.
7596 (Relobj::set_section_offset): Rewrite.
7597 (Relobj::map_to_output): Remove.
7598 (Relobj::output_sections): New function.
7599 (Relobj::do_output_section_offset): New pure virtual function.
7600 (Relobj::do_set_section_offset): Likewise.
7601 (class Sized_relobj): Add section_offsets_ field. Add comdat
7602 group support from Relobj. Update declarations.
7603 (Sized_relobj::get_output_section_offset): New function.
7604 (Sized_relobj::do_output_section_offset): New function.
7605 (Sized_relobj::do_set_section_offset): New function.
7606 * object.cc (Relobj::output_section_address): Remove.
7607 (Sized_relobj::Sized_relobj): Initialize new fields.
7608 (Sized_relobj::include_section_group): Cast find_kept_object to
7610 (Sized_relobj::include_linkonce_section): Likewise.
7611 (Sized_relobj::do_layout): Use separate arrays for output section
7613 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7615 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7616 output_sections and section_offsets.
7617 (Sized_relobj::write_local_symbols): Likewise.
7618 (map_to_kept_section): Compute output address directly.
7619 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7620 output_sections and section_offsets.
7621 (Sized_relobj::write_sections): Likewise.
7622 (Sized_relobj::relocate_sections): Likewise.
7623 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7624 * output.h (class Output_reloc): Update declarations. Change
7625 u2_.relobj to Sized_relobj*.
7626 (class Output_data_reloc): Change add functions to use
7628 * output.cc (Output_reloc::Output_reloc): Change relobj to
7630 (Output_reloc::local_section_offset): Change return type to
7631 Elf_Addr. Use get_output_section_offset.
7632 (Output_reloc::get_address): Likewise.
7633 (Output_section::is_input_address_mapped): Don't call
7634 is_section_specially_mapped.
7635 (Output_section::output_offset): Likewise.
7636 (Output_section::output_address): Likewise.
7637 (Output_section::starting_output_address): Likewise.
7638 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7639 parameter to Sized_relobj*.
7640 (Copy_relocs::need_copy_reloc): Likewise.
7641 (Copy_relocs::save): Likewise.
7642 * copy-relocs.h (class Copy_relocs): Update declarations.
7643 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7644 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7645 * target-reloc.h (relocate_for_relocatable): Change
7646 offset_in_output_section type to Elf_Addr. Change code that uses
7648 * layout.cc (Layout::layout): Always set *off.
7649 * mapfile.cc (Mapfile::print_input_section): Use
7650 output_section_offset.
7651 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7653 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7654 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7655 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7657 2008-07-03 Ian Lance Taylor <iant@google.com>
7659 * layout.cc (Layout::include_section): Do not discard unrecognized
7660 SHT_STRTAB sections.
7662 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7664 * script.cc (Lex::can_continue_name): Make '?' allowable in
7665 version-script names.
7666 * testsuite/version_script.map: Change glob pattern to use '?'
7668 2008-06-30 Manish Singh <yosh@gimp.org>
7671 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7674 2008-06-30 Ian Lance Taylor <iant@google.com>
7678 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7679 versions]: Don't try to read the value in the contents, since we
7680 don't use it. Use the template endianness when writing.
7682 2008-06-25 Cary Coutant <ccoutant@google.com>
7684 * fileread.cc (File_read::make_view): Assert on zero-length view.
7685 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7686 symbol table when there are no symbols to read.
7688 2008-06-23 Craig Silverstein <csilvers@google.com>
7690 * version.cc (version_string): Bump to 1.7
7692 2008-06-18 Craig Silverstein <csilvers@google.com>
7694 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7695 constant 0xFFFF to type Valtype.
7696 (Powerpc_relocate_functions::rel16_ha): Likewise.
7698 2008-06-17 Ian Lance Taylor <iant@google.com>
7700 * output.h (Output_section::Input_section): Initialize p2align_ to
7701 zero for Output_section_data constructors.
7702 (Output_section::Input_section::addralign): If not an input
7703 section, return the alignment of the Output_section_data.
7704 * testsuite/copy_test.cc: New file.
7705 * testsuite/copy_test_1.cc: New file.
7706 * testsuite/copy_test_2.cc: New file.
7707 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7708 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7709 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7710 (copy_test_1_pic.o, copy_test_1.so): New targets.
7711 (copy_test_2_pic.o, copy_test_2.so): New targets.
7712 * testsuite/Makefile.in: Rebuild.
7714 * script-sections.cc (Script_sections::place_orphan): Initialize
7715 local variable exact.
7717 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7719 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7721 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7722 David S. Miller <davem@davemloft.net>
7724 * powerpc.cc: New file.
7725 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7726 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7727 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7728 * Makefile.in: Rebuild.
7730 2008-06-09 Ian Lance Taylor <iant@google.com>
7732 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7734 (throwing, orig_terminate): New static variables.
7735 (terminate_handler): New static function.
7736 (t2): Set terminate handler.
7738 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7741 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7744 2008-05-30 Cary Coutant <ccoutant@google.com>
7746 * archive.cc (Archive::include_all_members) Correct to step
7747 over symbol table and extended name table in thin archives.
7749 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7752 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7755 2008-05-28 Caleb Howe <cshowe@google.com>
7757 * reduced_debug_output.cc: New file.
7758 * reduced_debug_output.h: New file.
7759 * options.h (class General_options): Add --strip-debug-non-line.
7760 * options.cc (General_options::finalize): Add strip_debug_non_line
7761 to the strip heirarchy.
7762 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7764 * layout.cc: Include "reduced_debug_output.h".
7765 (Layout::Layout): Initialize new fields.
7766 (line_only_debug_sections): New static array.
7767 (is_lines_only_debug_sections): New static inline function.
7768 (Layout::include_section): Handle --strip-debug-non-line.
7769 (Layout::make_output_section): If --strip-debug-non-line, build
7770 new output sections for .debug_abbrev and .debug_info.
7771 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7772 gold. Warn about possible overflow.
7773 (read_signed_LEB_128): Likewise.
7774 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7775 (read_signed_LEB_128): Declare.
7776 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7777 (HFILES): Add reduced_debug_output.h.
7778 * Makefile.in: Rebuild.
7780 2008-05-21 Ian Lance Taylor <iant@google.com>
7782 * mapfile.cc: New file.
7783 * mapfile.h: New file.
7784 * options.h (class General_options): Add -M/--print-map and -Map.
7785 * options.cc (General_options::finalize): Make -M equivalent to
7787 * main.cc: Include <cstdio> and "mapfile.h".
7788 (main): Open mapfile if requested.
7789 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7790 constructor. Change caller.
7791 (queue_initial_tasks): Add mapfile parameter. Change caller.
7792 (queue_middle_tasks): Likewise.
7793 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7795 * archive.cc: Include "mapfile.h".
7796 (Archive::add_symbols): Add mapfile parameter. Change all
7797 callers. Pass mapfile, symbol, and reason to include_member.
7798 (Archive::include_all_members): Add mapfile parameter. Change all
7800 (Archive::include_member): Add mapfile, sym, and why parameters.
7801 Change all callers. Report inclusion to map file.
7802 * archive.h: Include "fileread.h".
7803 (class Archive): Update declarations.
7804 (Archive::file): New const method.
7805 (class Add_archive_symbols): Add mapfile_ field. Update
7806 constructor. Change all callers.
7807 * readsyms.h (class Read_symbols): Likewise.
7808 (class Finish_group): Likewise.
7809 (class Read_script): Likewise.
7810 * common.cc: Include "mapfile.h".
7811 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7813 (Symbol_table::do_allocate_commons): Likewise.
7814 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7815 symbol allocation to mapfile.
7816 * common.h (class Allocate_commons_task): Add mapfile_ field.
7817 Update constructor. Change all callers.
7818 * symtab.h (class Symbol_table): Update declarations.
7819 * layout.cc: Include "mapfile.h".
7820 (Layout_task_runner::run): Print information to mapfile.
7821 (Layout::create_gold_note): Change Output_data_fixed_space to
7822 Output_data_zero_fill.
7823 (Layout::create_build_id): Likewise.
7824 (Layout::print_to_mapfile): New function.
7825 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7826 constructor. Change caller.
7827 (class Layout): Declare print_to_mapfile.
7828 * output.cc (Output_section::Input_section::print_to_mapfile): New
7830 (Output_section::add_input_section): If producing a map, always
7831 add to input_sections_ list.
7832 (Output_section::do_print_to_mapfile): New function.
7833 (Output_segment::print_sections_to_mapfile): New function.
7834 (Output_segment::print_section_list_to_mapfile): New function.
7835 * output.h: Include "mapfile.h".
7836 (Output_data::print_to_mapfile): New function.
7837 (Output_data::do_print_to_mapfile): New virtual function.
7838 (Output_segment_headers::do_print_to_mapfile): New function.
7839 (Output_file_header::do_print_to_mapfile): New function.
7840 (Output_data_const::do_print_to_mapfile): New function.
7841 (class Output_data_const_buffer): Add map_name_ field. Update
7842 constructor. Change all callers. Add do_print_to_mapfile
7844 (class Output_data_fixed_space): Likewise.
7845 (class Output_data_space): Likewise.
7846 (class Output_data_zero_fill): New class.
7847 (Output_data_strtab::do_print_to_mapfile): New function.
7848 (Output_data_reloc_base::do_print_to_mapfile): New function.
7849 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7850 (Output_data_group::do_print_to_mapfile): New function.
7851 (Output_data_got::do_print_to_mapfile): New function.
7852 (Output_data_dynamic::do_print_to_mapfile): New function.
7853 (Output_symtab_xindex::do_print_to_mapfile): New function.
7854 (class Output_section): Declare do_print_to_mapflie. Declare
7855 print_to_mapfile in Input_section.
7856 (class Output_segment): Declare new functions.
7857 * object.h (Sized_relobj::symbol_count): New function.
7858 * script-sections.cc
7859 (Output_section_element_dot_assignment::set_section_addresses):
7860 Change Output_data_fixed_space to Output_data_zero_fill.
7861 (Output_data_expression::do_print_to_mapfile): New function.
7862 * script.cc (read_input_script): Add mapfile parameter. Change
7864 * script.h (read_input_script): Update declaration.
7865 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7866 (Eh_frame::do_print_to_mapfile): New function.
7867 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7868 (Output_merge_string::do_print_to_mapfile): New function.
7869 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7871 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7873 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7875 * Makefile.am (CCFILES): Add mapfile.cc.
7876 (HFILES): Add mapfile.h.
7877 * Makefile.in: Rebuild.
7879 2008-05-19 Ian Lance Taylor <iant@google.com>
7881 * options.h (class General_options): Add -z relro.
7882 * layout.cc (Layout::Layout): Initialize relro_segment_.
7883 (Layout::add_output_section_data): Return the output section.
7884 (Layout::make_output_section): Rcognize relro sections and mark
7886 (Layout::attach_allocated_section_to_segment): Put relro sections
7887 in a PT_GNU_RELRO segment.
7888 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7890 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7892 (Layout::linkonce_mapping): Map d.rel.ro.local to
7894 (Layout::output_section_name): Us .data.rel.ro.local for any
7895 section which begins with that.
7896 * layout.h (class Layout): Update add_output_section_data
7897 declaration. Add relro_segment_ field.
7898 * output.cc (Output_section::Output_section): Initialize is_relro_
7899 and is_relro_local_ fields.
7900 (Output_segment::add_output_section): Group relro sections.
7901 (Output_segment::is_first_section_relro): New function.
7902 (Output_segment::maximum_alignment): If there is a relro section,
7903 align the segment to the common page size.
7904 (Output_segment::set_section_addresses): Track whether we are
7905 looking at relro sections. If the last section is a relro
7906 section, align to the common page size.
7907 (Output_segment::set_section_list_addresses): Add in_relro
7908 parameter. Change all callers. Align to the page size when
7909 moving from relro to non-relro section.
7910 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7912 * output.h (class Output_section): Add is_relro_ and
7913 is_relro_local_ fields.
7914 (Output_section::is_relro): New function.
7915 (Output_section::set_is_relro): New function.
7916 (Output_section::is_relro_local): New function.
7917 (Output_section::set_is_relro_local): New function.
7918 (class Output_segment): Update declarations.
7919 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7920 * sparc.cc (Target_sparc::got_section): Likewise.
7921 * x86_64.cc (Target_x86_64::got_section): Likewise.
7922 * testsuite/relro_test_main.cc: New file.
7923 * testsuite/relro_test.cc: New file.
7924 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7925 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7926 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7927 (relro_test.so, relro_test_pic.o): New targets.
7928 * testsuite/Makefile.in: Rebuild.
7930 2008-05-16 Ian Lance Taylor <iant@google.com>
7932 * output.cc (Output_segment::add_output_section): Remove front
7934 * output.h (class Output_segment): Remove
7935 add_initial_output_section and overloaded add_output_section.
7936 Update declaration of remaining add_output_section.
7937 * layout.cc (Layout::create_interp): Call add_output_section
7938 rather than add_initial_output_section.
7939 (Layout::finish_dynamic_section): Likewise.
7941 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7942 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7943 know the dynamic type.
7944 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7945 field. Initialize it in constructor.
7946 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7947 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7948 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7951 * output.cc (Output_reloc::get_address): Change return type to
7953 * output.h (class Output_reloc): Update get_address declaration.
7954 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7955 for section addresses.
7957 2008-05-09 Ian Lance Taylor <iant@google.com>
7960 * gold.cc (gold_nomem): Use return value of write.
7962 2008-05-08 Ian Lance Taylor <iant@google.com>
7964 * symtab.c (Symbol::init_base_output_data): Add version
7965 parameter. Change all callers.
7966 (Symbol::init_base_output_segment): Likewise.
7967 (Symbol::init_base_constant): Likewise.
7968 (Symbol::init_base_undefined): Likewise.
7969 (Sized_symbol::init_output_data): Likewise.
7970 (Sized_symbol::init_output_segment): Likewise.
7971 (Sized_symbol::init_constant): Likewise.
7972 (Sized_symbol::init_undefined): Likewise.
7973 (Symbol_table::do_define_in_output_data): If the new symbol has a
7974 version, mark it as the default.
7975 (Symbol_table::do_define_in_output_segment): Likewise.
7976 (Symbol_table::do_define_as_constant): Likewise.
7977 * symtab.h (class Symbol): Update declarations.
7978 (class Sized_symbol): Likewise.
7979 * resolve.cc (Symbol::override_version): New function.
7980 (Symbol::override_base): Call override_version.
7981 (Symbol::override_base_with_special): Likewise.
7982 * testsuite/ver_script_8.script: New file.
7983 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7984 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7985 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7986 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7988 2008-05-06 Ian Lance Taylor <iant@google.com>
7991 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7993 (class General_options): Remove existing --undefined, and add
7994 --no-undefined instead. Add new --undefined as synonym for -u.
7995 * archive.cc (Archive::add_symbols): Check whether symbol was
7997 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7998 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7999 all uses. Add IS_UNDEFINED. Update declarations to split
8000 different versions of init_base. Declare init_base_undefined.
8001 (Symbol::is_defined): Handle IS_UNDEFINED.
8002 (Symbol::is_undefined): Likewise.
8003 (Symbol::is_weak_undefined): Call is_undefined.
8004 (Symbol::is_absolute): Handle IS_CONSTANT.
8005 (class Sized_symbol): Update declarations to split different
8006 versions of init. Declare init_undefined.
8007 (class Symbol_table): Declare new functions.
8008 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8010 (Symbol::init_base_output_data): Likewise.
8011 (Symbol::init_base_output_segment): Likewise.
8012 (Symbol::init_base_constant): Likewise.
8013 (Symbol::init_base_undefined): New function.
8014 (Sized_symbol::init_object): Rename from init. Change all
8016 (Sized_symbol::init_output_data): Likewise.
8017 (Sized_symbol::init_output_segment): Likewise.
8018 (Sized_symbol::init_constant): Likewise.
8019 (Sized_symbol::init_undefined): New function.
8020 (Symbol_table::add_undefined_symbols_from_command_line): New
8022 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8024 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8025 (Symbol::output_section): Likewise.
8026 (Symbol::set_output_section): Likewise.
8027 (Symbol_table::sized_finalize_symbol): Likewise.
8028 (Symbol_table::sized_write_globals): Likewise.
8029 * resolve.cc (Symbol_table::should_override): Likewise.
8030 (Symbol::override_base_with_special): Likewise.
8032 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8033 symbol, change it to have default visibility.
8034 * testsuite/protected_1.cc: New file.
8035 * testsuite/protected_2.cc: New file.
8036 * testsuite/protected_3.cc: New file.
8037 * testsuite/protected_main_1.cc: New file.
8038 * testsuite/protected_main_2.cc: New file.
8039 * testsuite/protected_main_3.cc: New file.
8040 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8041 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8042 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8043 (protected_1.so): New target.
8044 (protected_1_pic.o, protected_2_pic.o): New targets.
8045 (protected_3_pic.o): New target.
8046 (check_PROGRAMS): Add protected_2.
8047 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8048 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8049 * testsuite/Makefile.in: Rebuild.
8051 * options.h (DEFINE_var): Add set_user_set_##varname__.
8052 (DEFINE_bool_alias): New macro.
8053 (class General_options): Define -Bstatic using DEFINE_bool_alias
8054 rather than DEFINE_special. Add --undefined as an alias for -z
8056 * options.cc (General_options::parse_Bstatic): Remove.
8058 * options.h (class General_options): Add --fatal-warnings.
8059 * main.cc (main): Implement --fatal-warnings.
8060 * errors.h (Errors::warning_count): New function.
8062 * options.h (class General_options): Add -Bsymbolic-functions.
8063 * symtab.h (Symbol::is_preemptible): Check for
8064 -Bsymbolic-functions.
8066 2008-05-05 Ian Lance Taylor <iant@google.com>
8068 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8069 as noVARNAME rather than no-VARNAME.
8070 (class General_options): Add option -z combreloc.
8071 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8073 (Output_reloc::sort_before) [SHT_REL]: New function.
8074 (Output_reloc::sort_before) [SHT_RELA]: New function.
8075 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8076 Sort_relocs_comparison.
8077 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8078 parameter. Change all callers.
8079 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8080 sort_relocs parameter. Change all callers.
8081 * output.cc (Output_reloc::get_address): New function, broken out
8083 (Output_reloc::write_rel): Call it.
8084 (Output_reloc::compare): New function.
8085 (Output_data_reloc_base::do_write): Optionally sort relocs.
8087 * configure.ac: If targ_extra_obj is set, link it in.
8088 * configure.tgt: Initialize all variables.
8089 (x86_64*): Set targ_extra_obj and targ_extra_size.
8090 * configure: Rebuild.
8092 * object.cc (Sized_relobj::include_section_group): Adjust section
8093 indexes read from group data. Build vector to pass to
8095 * layout.cc (Layout::layout_group): Add flags and shndxes
8096 parameters. Remove contents parameter. Change caller. Update
8097 explicit instantiations.
8098 * layout.h (class Layout): Update layout_group declaration.
8099 * output.cc (Output_data_group::Output_data_group): Add flags and
8100 input_shndxes parameters. Remove contents parameter. Change
8102 (Output_data_group::do_write): Change input_sections_ to
8104 * output.h (class Output_data_group): Update constructor
8105 declaration. Rename input_sections_ to input_shndxes_.
8106 * testsuite/many_sections_test.cc: Add template.
8108 2008-04-30 Cary Coutant <ccoutant@google.com>
8110 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8112 * layout.cc (Layout::include_section): Refactored check for debug
8114 (Layout::add_comdat): Add new parameters. Change type
8115 of signature parameter. Add object and shndx to signatures table.
8116 (Layout::find_kept_object): New function.
8117 * layout.h: Include <cstring>.
8118 (Layout::is_debug_info_section): New function.
8119 (Layout::add_comdat): Add new parameters.
8120 (Layout::find_kept_object): New function.
8121 (Layout::Kept_section): New struct.
8122 (Layout::Signatures): Change type of map range.
8123 * object.cc (Relobj::output_section_address): New function.
8124 (Sized_relobj::include_section_group): Add new parameters. Change
8125 calls to Layout::add_comdat. Change to build table of kept comdat
8126 groups and table mapping discarded sections to kept sections.
8127 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8128 (Sized_relobj::do_layout): Change calls to include_section_group and
8129 include_linkonce_section.
8130 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8131 value to zero when section is discarded.
8132 (Sized_relobj::map_to_kept_section): New function.
8133 * object.h (Relobj::output_section_address): New function.
8134 (Relobj::Comdat_group): New type.
8135 (Relobj::find_comdat_group): New function.
8136 (Relobj::Comdat_group_table): New type.
8137 (Relobj::Kept_comdat_section): New type.
8138 (Relobj::Kept_comdat_section_table): New type.
8139 (Relobj::add_comdat_group): New function.
8140 (Relobj::set_kept_comdat_section): New function.
8141 (Relobj::get_kept_comdat_section): New function.
8142 (Relobj::comdat_groups_): New field.
8143 (Relobj::kept_comdat_sections_): New field.
8144 (Symbol_value::input_value): Update comment.
8145 (Sized_relobj::map_to_kept_section) New function.
8146 (Sized_relobj::include_linkonce_section): Add new parameter.
8147 * target-reloc.h (Comdat_behavior): New type.
8148 (get_comdat_behavior): New function.
8149 (relocate_section): Add code to map a discarded section to the
8150 corresponding kept section when applying a relocation.
8152 2008-04-30 Craig Silverstein <csilvers@google.com>
8154 * dwarf_reader.cc (next_generation_count): New static var.
8155 (Addr2line_cache_entry): New struct.
8156 (addr2line_cache): New static var.
8157 (Dwarf_line_info::one_addr2line): Added caching.
8158 (Dwarf_line_info::clear_addr2line_cache): New function.
8159 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8160 cache-size parameter.
8161 (Dwarf_line_info::one_addr2line_cache): New function.
8162 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8163 new cache-size argument to one_addr2line(), and clear cache.
8165 2008-04-28 Cary Coutant <ccoutant@google.com>
8167 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8168 R_386_PC8 relocations.
8170 2008-04-23 Ian Lance Taylor <iant@google.com>
8172 * object.cc (Sized_relobj::include_section_group): Check for
8173 invalid section group.
8175 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8178 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8179 than read for file header.
8180 * archive.cc (Archive::include_member): Likewise.
8182 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8184 * aclocal.m4: Regenerate.
8185 * configure: Regenerate.
8187 2008-04-19 Ian Lance Taylor <iant@google.com>
8189 * version.cc (version_string): Bump to 1.6.
8191 * testsuite/Makefile.am (many_sections_r_test): New target.
8192 (many_sections_r_test_SOURCES): Remove.
8193 (many_sections_r_test_DEPENDENCIES): Remove.
8194 (many_sections_r_test_LDFLAGS): Remove.
8195 (many_sections_r_test_LDADD): Remove.
8197 * object.cc (Sized_relobj::do_add_symbols): Always pass
8198 local_symbol_count_ to add_from_relobj.
8200 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8201 every thousand variables.
8202 * testsuite/Makefile.in: Rebuild.
8204 * object.cc (Xindex::initialize_symtab_xindex): New function.
8205 (Xindex::read_symtab_xindex): New function.
8206 (Xindex::sym_xindex_to_shndx): New function.
8207 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8209 (Sized_relobj::do_initialize_xindex): New function.
8210 (Sized_relobj::do_read_symbols): Adjust section links.
8211 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8212 parameter. Change all callers.
8213 (Sized_relobj::include_section_group): Adjust section links and
8214 symbol section indexes.
8215 (Sized_relobj::do_layout): Adjust section links.
8216 (Sized_relobj::do_count_local_symbols): Adjust section links and
8217 symbol section indexes.
8218 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8219 ordinary and special symbols.
8220 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8221 dynsym_xindex parameters. Change all callers. Adjust section
8222 links. Use SHN_XINDEX when needed.
8223 (Sized_relobj::get_symbol_location_info): Adjust section links.
8224 Don't get fooled by special symbols.
8225 * object.h (class Xindex): Define.
8226 (class Object): Add xindex_ parameter. Declare virtual functoin
8227 do_initialize_xindex.
8228 (Object::adjust_sym_shndx): New function.
8229 (Object::set_xindex): New protected function.
8230 (class Symbol_value): Add is_ordinary_shndx_ field.
8231 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8232 (Symbol_value::value): Assert ordinary section.
8233 (Symbol_value::initialize_input_to_output_map): Likewise.
8234 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8236 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8238 (class Sized_relobj): Update declarations.
8239 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8240 parameter. Change all callers.
8241 (Sized_relobj::adjust_shndx): New function.
8242 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8244 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8245 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8246 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8247 (Sized_dynobj::read_dynsym_section): Adjust section links.
8248 (Sized_dynobj::read_dynamic): Likewise.
8249 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8251 (Sized_dynobj::do_initialize_xindex): New function.
8252 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8253 do_initialize_xindex.
8254 (Sized_dynobj::adjust_shndx): New function.
8255 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8256 dynsym_xindex_ fields.
8257 (Layout::finalize): Add a call to set_section_indexes before
8258 creating the symtab sections.
8259 (Layout::set_section_indexes): Don't do anything if the section
8260 already has a section index.
8261 (Layout::create_symtab_sections): Add shnum parameter. Change
8262 caller. Create .symtab_shndx section if needed.
8263 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8265 (Layout::allocated_output_section_count): New function.
8266 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8268 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8269 fields. Update declarations.
8270 (Layout::symtab_xindex): New function.
8271 (Layout::dynsym_xindex): New function.
8272 (class Write_symbols_task): Add layout_ field.
8273 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8275 * output.cc (Output_section_headers::Output_section_headers): Add
8276 shstrtab_section parameter. Change all callers.
8277 (Output_section_headers::do_sized_write): Store overflow values
8278 for section count and section string table section index in
8279 section header zero.
8280 (Output_file_header::do_sized_write): Check for overflow of
8281 section count and section string table section index.
8282 (Output_symtab_xindex::do_write): New function.
8283 (Output_symtab_xindex::endian_do_write): New function.
8284 * output.h (class Output_section_headers): Add shstrtab_section_.
8285 Update declarations.
8286 (class Output_symtab_xindex): Define.
8287 (Output_section::has_out_shndx): New function.
8288 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8290 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8292 (Sized_symbol::init): Likewise.
8293 (Symbol::output_section): Check for ordinary symbol.
8294 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8295 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8297 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8298 Change all callers. Simplify handling of symbols from sections
8299 not included in the link.
8300 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8302 (Weak_alias_sorter::operator()): Assert that symbols are
8304 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8306 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8307 parameters. Change all callers.
8308 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8309 symbol distinction. Use SHN_XINDEX when needed.
8310 (Symbol_table::write_section_symbol): Add symtab_xindex
8311 parameter. Change all callers.
8312 (Symbol_table::sized_write_section_symbol): Likewise. Use
8313 SHN_XINDEX when needed.
8314 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8316 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8317 (Symbol::is_defined): Check is_ordinary.
8318 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8319 (Symbol::is_absolute, Symbol::is_common): Likewise.
8320 (class Sized_symbol): Update declarations.
8321 (class Symbol_table): Update declarations.
8322 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8323 parameters. Change all callers.
8324 (Sized_symbol::override): Likewise.
8325 (Symbol_table::override): Likewise.
8326 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8327 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8328 is_ordinary, and orig_st_shndx parameters. Change all callers.
8329 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8330 to be in an ordinary section.
8331 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8332 object and is_ordinary parameters. Change all callers.
8333 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8334 Change all callers. Don't add undefined or non-ordinary symbols
8336 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8338 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8340 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8341 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8342 (Sized_relobj::relocate_sections): Likewise.
8343 * target-reloc.h (scan_relocs): Adjust section symbol index.
8344 (scan_relocatable_relocs): Likewise.
8345 * i386.cc (Scan::local): Check for ordinary symbols.
8346 * sparc.cc (Scan::local): Likewise.
8347 * x86_64.cc (Scan::local): Likewise.
8348 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8349 to symbol_section_and_value.
8350 * testsuite/many_sections_test.cc: New file.
8351 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8352 (check_PROGRAMS): Add many_sections_test.
8353 (many_sections_test_SOURCES): Define.
8354 (many_sections_test_DEPENDENCIES): Define.
8355 (many_sections_test_LDFLAGS): Define.
8356 (BUILT_SOURCES): Add many_sections_define.h.
8357 (many_sections_define.h): New target.
8358 (BUILT_SOURCES): Add many_sections_check.h.
8359 (many_sections_check.h): New target.
8360 (check_PROGRAMS): Add many_sections_r_test.
8361 (many_sections_r_test_SOURCES): Define.
8362 (many_sections_r_test_DEPENDENCIES): Define.
8363 (many_sections_r_test_LDFLAGS): Define.
8364 (many_sections_r_test_LDADD): Define.
8365 (many_sections_r_test.o): New target.
8366 * testsuite/Makefile.in: Rebuild.
8368 2008-04-17 Cary Coutant <ccoutant@google.com>
8370 * errors.cc (Errors::info): New function.
8371 (gold_info): New function.
8372 * errors.h (Errors::info): New function.
8373 * gold.h (gold_info): New function.
8374 * object.cc (Input_objects::add_object): Print trace output.
8375 * options.cc (options::parse_set): New function.
8376 (General_options::parse_wrap): Deleted.
8377 (General_options::General_options): Deleted initializer.
8378 * options.h (options::String_set): New typedef.
8379 (options::parse_set): New function.
8380 (DEFINE_set): New macro.
8381 (General_options::wrap): Changed to use DEFINE_set. Changed
8382 callers of any_wrap_symbols and is_wrap_symbol.
8383 (General_options::trace, General_options::trace_symbol):
8385 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8386 (General_options::wrap_symbols_): Deleted.
8387 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8389 2008-04-17 David S. Miller <davem@davemloft.net>
8391 * options.cc (General_options::parse_V): New function.
8392 * options.h: Add entries for -V and -Qy.
8394 2008-04-17 Ian Lance Taylor <iant@google.com>
8396 * common.cc (Symbol_table::allocate_commons): Remove options
8397 parameter. Change caller.
8398 (Symbol_table::do_allocate_commons): Remove options parameter.
8399 Change caller. Just call do_allocate_commons_list twice.
8400 (Symbol_table::do_allocate_commons_list): New function, broken out
8401 of do_allocate_commons.
8402 * common.h (class Allocate_commons_task): Remove options_ field.
8404 * symtab.cc (Symbol_table::Symbol_table): Initialize
8406 (Symbol_table::add_from_object): Put TLS common symbols on
8408 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8409 which are IN_OUTPUT_DATA.
8410 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8411 allocate_commons and do_allocate_commons declarations. Declare
8412 do_allocate_commons_list.
8413 * gold.cc (queue_middle_tasks): Update creation of
8414 Allocate_commons_task to not pass options.
8415 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8416 (TLS_TEST_C_FLAGS): New variable.
8417 (tls_test_c_pic.o): New target.
8418 (tls_test_shared.so): Link in tls_test_c_pic.o.
8419 (tls_test_c_pic_ie.o): New target.
8420 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8421 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8422 (tls_test_c.o): New target.
8423 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8424 (tls_pic_test_LDADD): Likewise.
8425 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8426 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8427 (tls_test_c_gnu2.o): New target.
8428 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8430 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8431 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8432 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8433 * testsuite/tls_test.cc: Include "config.h".
8434 (t_last): Call t11_last.
8435 * testsuite/tls_test.h (t11, t11_last): Declare.
8436 * testsuite/tls_test_c.c: New file.
8437 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8438 * configure.ac: Check for OpenMP support.
8439 * configure, config.in, Makefile.in: Rebuild.
8440 * testsuite/Makefile.in: Rebuild.
8442 2008-04-16 Cary Coutant <ccoutant@google.com>
8444 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8445 (Target_i386::tls_base_symbol_defined_): New field.
8446 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8447 (Target_i386::Scan::global): Likewise.
8448 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8449 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8450 (Target_x86_64::tls_base_symbol_defined_): New field.
8451 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8452 (Target_x86_64::Scan::global): Likewise.
8454 2008-04-16 Cary Coutant <ccoutant@google.com>
8456 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8457 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8458 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8459 building shared libraries.
8460 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8461 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8462 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8463 * testsuite/Makefile.in: Rebuild.
8464 * testsuite/weak_undef.h: New file.
8465 * testsuite/weak_undef_file1.cc: Add extra test cases.
8466 * testsuite/weak_undef_file2.cc: Likewise.
8467 * testsuite/weak_undef_test.cc: Likewise.
8469 2008-04-16 David S. Miller <davem@davemloft.net>
8471 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8472 Add issued_non_pic_error_ field. Declare check_non_pic.
8473 (Target_sparc::Scan::check_non_pic): New function.
8474 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8475 (Target_sparc::Scan::global): Likewise.
8477 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8478 * configure: Rebuild.
8480 * options.h (DEFINE_enable): New macro.
8481 (new_dtags): New enable option.
8482 (initfirst, interpose, loadfltr, nodefaultlib,
8483 nodelete, nodlopen, nodump): New -z options.
8484 * layout.cc (Layout:finish_dynamic_section): If new
8485 dtags enabled, emit DT_RUNPATH. Also, emit a
8486 DT_FLAGS_1 containing any specified -z flags.
8488 2008-04-16 Ian Lance Taylor <iant@google.com>
8490 * copy-relocs.cc: New file.
8491 * copy-relocs.h: New file.
8492 * reloc.cc: Remove Copy_relocs code.
8493 * reloc.h: Likewise.
8494 * reloc-types.h (struct Reloc_types) [both versions]: Add
8495 get_reloc_addend_noerror.
8496 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8497 variants of add_global which take an addend which must be zero.
8498 * i386.cc: Include "copy-relocs.h".
8499 (class Target_i386): Change type of copy_relocs_ to variable,
8501 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8503 (Target_i386::do_finalize_sections): Change handling of
8505 * sparc.cc: Include "copy-relocs.h".
8506 (class Target_sparc): Change type of copy_relocs_ to variable,
8508 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8510 (Target_sparc::do_finalize_sections): Change handling of
8512 * x86_64.cc: Include "copy-relocs.h".
8513 (class Target_x86_64): Change type of copy_relocs_ to variable,
8515 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8516 class. Change all callers.
8517 (Target_x86_64::do_finalize_sections): Change handling of
8519 * Makefile.am (CCFILES): Add copy-relocs.cc.
8520 (HFILES): Add copy-relocs.h.
8522 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8524 * testsuite/script_test_4.sh: Permit leading zeroes.
8526 2008-04-15 Ian Lance Taylor <iant@google.com>
8528 * script-sections.cc (Script_sections::create_segments): Use
8529 header_size_adjustment even when there is enough room for the
8531 * testsuite/script_test_4.sh: New file.
8532 * testsuite/script_test_4.t: New file.
8533 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8534 (check_DATA): Add script_test_4.stdout.
8535 (MOSTLYCLEANFILES): Likewise.
8536 (script_test_4): New target.
8537 (script_test_4.stdout): New target.
8538 * testsuite/Makefile.in: Rebuild.
8540 * sparc.cc: Add definitions for Output_data_plt_sparc class
8543 2008-04-14 David S. Miller <davem@davemloft.net>
8545 * sparc.cc: New file.
8546 * Makefile.am (TARGETSOURCES): Add sparc.cc
8547 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8548 * configure.tgt: Document targ_extra_size and
8549 targ_extra_big_endian. Add entries for sparc-* and
8551 * configure.ac: Handle targ_extra_size and
8552 targ_extra_big_endian.
8553 * Makefile.in: Rebuild.
8554 * configure: Likewise.
8555 * po/POTFILES.in: Likewise.
8556 * po/gold.pot: Likewise.
8558 2008-04-14 Ian Lance Taylor <iant@google.com>
8560 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8561 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8562 in the name/type/flags to section mapping. Don't call
8563 allocate_output_section.
8564 (Layout::choose_output_section): Change parameter from adjust_name
8565 to is_input_section. Don't permit input sections after sections
8566 are attached to segments. Don't call allocate_output_section.
8567 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8568 not write_enable_output_section.
8569 (Layout::make_output_section): Don't push to
8570 unattached_section_list_ nor call attach_to_segment. Call
8571 attach_section_to_segment if sections are attached.
8572 (Layout::attach_sections_to_segments): New function.
8573 (Layout::attach_section_to_segment): New function.
8574 (Layout::attach_allocated_section_to_segment): Rename from
8575 attach_to_segment. Remove flags parameter.
8576 (Layout::allocate_output_section): Remove function.
8577 (Layout::write_enable_output_section): Remove function.
8578 * layout.h (class Layout): Update for above changes. Add new
8579 field sections_are_attached_.
8580 * output.h (Output_section::update_flags_for_input_section): New
8582 * output.cc (Output_section::add_input_section): Call
8583 update_flags_for_input_section.
8584 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8586 2008-04-11 Cary Coutant <ccoutant@google.com>
8588 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8589 thought unnecessary.
8590 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8592 2008-04-11 Ian Lance Taylor <iant@google.com>
8594 * output.h (class Output_section_data): Remove inline definition
8596 * output.cc (Output_section_data::set_addralign): New function.
8598 2008-04-11 Cary Coutant <ccoutant@google.com>
8600 Add support for TLS descriptors for i386 and x86_64.
8601 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8602 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8603 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8605 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8606 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8607 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8609 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8610 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8611 Fix problem with initial-exec relocations.
8612 (Target_i386::Relocate::relocate_tls): Likewise.
8613 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8615 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8616 support for section-plus-offset dynamic table entries.
8617 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8618 (Output_data_dynamic::Dynamic_entry): Add support for
8619 section-plus-offset dynamic table entries.
8620 (Output_data_dynamic::Classification): Likewise.
8621 (Output_data_dynamic::classification_): Renamed offset_.
8622 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8623 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8624 (Target_x86_64::make_plt_section): New function.
8625 (Target_x86_64::reserve_tlsdesc_entries): New function.
8626 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8627 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8628 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8629 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8630 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8631 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8632 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8633 add extra PLT entry for TLS descriptors.
8634 (Output_data_plt_x86_64::got_): New field.
8635 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8636 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8638 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8640 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8641 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8642 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8643 R_386_TLS_DESC_CALL relocations.
8644 (Target_x86_64::Scan::global): Likewise.
8645 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8646 for TLS descriptors.
8647 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8648 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8649 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8650 GD-to-IE relaxation.
8651 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8652 and TLS_DESCRIPTORS.
8653 * Makefile.in: Rebuild.
8654 * configure: Rebuild.
8655 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8656 (tls_test_shared2.so): New target.
8657 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8658 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8659 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8660 (tls_shared_gd_to_ie_test_LDADD): New variable.
8661 (tls_shared_gnu2_gd_to_ie_test): New target.
8662 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8664 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8665 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8666 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8667 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8668 (tls_shared_gnu2_test): New target.
8669 (tls_test_gnu2_shared.so): New target.
8670 (tls_shared_gnu2_test_SOURCES): New variable.
8671 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8672 (tls_shared_gnu2_test_LDFLAGS): New variable.
8673 (tls_shared_gnu2_test_LDADD): New variable.
8674 * testsuite/Makefile.in: Rebuild.
8675 * testsuite/Makefile.
8677 2008-04-11 Ian Lance Taylor <iant@google.com>
8679 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8681 * testsuite/Makefile.in: Rebuild.
8683 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8685 * testsuite/script_test_2.cc (main): Adjust test.
8687 2008-04-11 David S. Miller <davem@davemloft.net>
8688 Ian Lance Taylor <iant@google.com>
8690 * options.h (General_options): Add entries for '-Y' and
8692 * options.cc (General_options:finalize): If -Y was used, add those
8693 entries to the library path instead of the default "/lib" and
8696 2008-04-11 David S. Miller <davem@davemloft.net>
8698 * testsuite/justsyms.t: Start at 0x100.
8699 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8700 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8702 * testsuite/script_test_2.cc: Adjust string and section length
8705 2008-04-09 Ian Lance Taylor <iant@google.com>
8708 * script-sections.cc (Sections_element::allocate_to_segment): Add
8710 (Output_section_definition::allocate_to_segment): Likewise.
8711 (Orphan_output_section::allocate_to_segment): Likewise.
8712 (Script_sections::attach_sections_using_phdrs_clause): Don't
8713 propagate non-PT_LOAD segments to orphan sections.
8714 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8715 readelf rather than objdump.
8716 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8717 .interp section and PT_INTERP segment are the same size.
8718 * testsuite/Makefile.in: Rebuild.
8720 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8721 aliases for symbols defined in the same object.
8722 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8723 (weak_alias_test_SOURCES): New variable.
8724 (weak_alias_test_DEPENDENCIES): New variable.
8725 (weak_alias_test_LDFLAGS): New variable.
8726 (weak_alias_test_LDADD): New variable.
8727 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8728 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8729 (weak_alias_test_3.o): New target.
8730 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8731 * testsuite/weak_alias_test_main.cc: New file.
8732 * testsuite/weak_alias_test_1.cc: New file.
8733 * testsuite/weak_alias_test_2.cc: New file.
8734 * testsuite/weak_alias_test_3.cc: New file.
8736 2008-04-08 Ian Lance Taylor <iant@google.com>
8738 * options.h (class General_options): Add --noinhibit-exec option.
8739 * main.cc (main): Check --noinhibit-exec.
8741 * options.h (class General_options): Define --wrap as a special
8742 option. Add wrap_symbols_ field.
8743 (General_options::any_wrap_symbols): New function.
8744 (General_options::is_wrap_symbol): New function.
8745 * options.cc (General_options::parse_wrap): New function.
8746 (General_options::General_options): Initialize wrap_symbols_.
8747 * symtab.cc (Symbol_table::wrap_symbol): New function.
8748 (Symbol_table::add_from_object): Handle --wrap.
8749 * symtab.h (class Symbol_table): Declare wrap_symbol.
8750 * target.h (Target::wrap_char): New function.
8751 (Target::Target_info): Add wrap_char field.
8752 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8753 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8754 * testsuite/testfile.cc (Target_test::test_target_info):
8757 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8760 * layout.h (class Layout): Add added_eh_frame_data_ field.
8761 * layout.cc (Layout::Layout): Initialize new field.
8762 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8763 output section until we find a section we merged successfully.
8764 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8765 that the size be non-zero.
8767 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8770 2008-04-08 Craig Silverstein <csilvers@google.com>
8772 * configure.ac: Export new conditional variable HAVE_ZLIB.
8773 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8775 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8776 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8778 2008-04-07 Ian Lance Taylor <iant@google.com>
8780 * version.cc (version_string): Set to "1.5".
8782 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8783 Add issued_non_pic_error_ field. Declare check_non_pic.
8784 (Target_x86_64::Scan::check_non_pic): New function.
8785 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8786 (Target_x86_64::Scan::global): Likewise.
8788 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8789 addend parameter. Change caller. Handle merge sections.
8790 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8791 Address to Addend. Don't add in the result of
8792 local_section_offset, pass down the addend and use the returned
8794 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8795 Update declarations of local_section_offset and symbol_value.
8796 * testsuite/two_file_test_1.cc (t18): New function.
8797 * testsuite/two_file_test_2.cc (f18): New function.
8798 * testsuite/two_file_test_main.cc (main): Call t18.
8799 * testsuite/two_file_test.h (t18, f18): Declare.
8801 * configure.ac: Don't test for objdump, c++filt, or readelf.
8802 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8804 (TEST_READELF): New variable.
8805 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8806 (check_PROGRAMS): Add two_file_strip_test.
8807 (two_file_strip_test): New target.
8808 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8809 (two_file_same_shared_strip_test_SOURCES): New variable.
8810 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8811 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8812 (two_file_same_shared_strip_test_LDADD): New variable.
8813 (two_file_shared_strip.so): New target.
8814 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8815 (ver_test_5.syms, ver_test_7.syms): Likewise.
8816 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8817 (strip_test_3.stdout): Use TEST_OBJDUMP.
8818 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8820 2008-04-04 Cary Coutant <ccoutant@google.com>
8822 * symtab.h (Symbol::is_weak_undefined): New function.
8823 (Symbol::is_strong_undefined): New function.
8824 (Symbol::is_absolute): New function.
8825 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8826 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8828 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8829 (weak_undef_test): New target.
8830 * testsuite/Makefile.in: Rebuild.
8831 * testsuite/weak_undef_file1.cc: New file.
8832 * testsuite/weak_undef_file2.cc: New file.
8833 * testsuite/weak_undef_test.cc: New file.
8835 2008-04-03 Craig Silverstein <csilvers@google.com>
8837 * compressed_output.h (class Output_compressed_section): Use
8839 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8841 (zlib_compressed_suffix): Removed.
8842 (Output_compressed_section::set_final_data_size): Use unsigned
8844 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8845 Fix linker invocation.
8846 (flagstest_o_specialfile_and_compress_debug_sections):
8848 * testsuite/Makefile.in: Regenerated.
8850 2008-04-02 David S. Miller <davem@davemloft.net>
8852 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8853 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8855 2008-04-02 Craig Silverstein <csilvers@google.com>
8859 2008-04-02 Ian Lance Taylor <iant@google.com>
8861 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8862 parameters. Update for new key type to views_. Change all
8864 (File_read::read): Adjust for byteshift in returned view.
8865 (File_read::add_view): New function, broken out of
8867 (File_read::make_view): New function, broken out of
8869 (File_read::find_or_make_view): Add offset and aligned
8870 parameters. Rewrite accordingly. Change all callers.
8871 (File_read::get_view): Add offset and aligned parameters. Adjust
8872 for byteshift in return value.
8873 (File_read::get_lasting_view): Likewise.
8874 * fileread.h (class File_read): Update declarations.
8875 (class File_read::View): Add byteshift_ field. Add byteshift to
8876 constructor. Add byteshift method.
8877 * archive.h (Archive::clear_uncached_views): New function.
8878 (Archive::get_view): Add aligned parameter. Change all callers.
8879 * object.h (Object::get_view): Add aligned parameter. Change all
8881 (Object::get_lasting_view): Likewise.
8883 * fileread.cc (File_read::release): Don't call clear_views if
8884 there are multiple objects.
8885 * fileread.h (File_read::clear_uncached_views): New function.
8886 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8889 2008-03-31 Cary Coutant <ccoutant@google.com>
8891 Add thin archive support.
8892 * archive.cc (Archive::armagt): New const.
8893 (Archive::setup): Remove task parameter and calls to unlock.
8894 (Archive::unlock_nested_archives): New function.
8895 (Archive::read_header): Add nested_off parameter. Change
8897 (Archive::interpret_header): Likewise.
8898 (Archive::include_all_members): Change to handle thin
8900 (Archive::include_member): Likewise.
8901 * archive.h (Archive::Archive): Add new parameters and
8903 (Archive::armagt): New const.
8904 (Archive::setup): Remove task parameter.
8905 (Archive::unlock_nested_archives): New function.
8906 (Archive::read_header): Add nested_off parameter.
8907 (Archive::interpret_header): Likewise.
8908 (Archive::Nested_archive_table): New typedef.
8909 (Archive::is_thin_archive_): New field.
8910 (Archive::nested_archives_): New field.
8911 (Archive::options_): New field.
8912 (Archive::dirpath_): New field.
8913 (Archive::task_): New field.
8914 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8915 for thin archives. Pass additional parameters to
8916 Archive::Archive. Unlock the archive file after calling
8919 2008-03-29 Ian Lance Taylor <iant@google.com>
8921 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8922 version symbol to be local.
8923 * testsuite/ver_test_4.sh: New file.
8924 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8925 (check_DATA): Add ver_test_4.syms.
8926 (ver_test_4.syms): New target.
8927 * testsuite/Makefile.in: Rebuild.
8930 (Output_section::Input_section_sort_entry::has_priority): New
8932 (Output_section::Input_section_sort_entry::match_file_name): New
8934 (Output_section::Input_section_sort_entry::match_section_name):
8936 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8938 (Output_section::Input_section_sort_entry::match_section_file):
8940 (Output_section::Input_section_sort_compare::operator()): Rewrite
8941 using new Input_section_sort_entry functions. Sort crtbegin and
8942 crtend first. Sort sections with no priority before sections with
8944 * testsuite/initpri1.c (d3): Check j != 4.
8945 (cd5): New constructor/destructor function.
8946 (main): Check j != 2.
8948 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8949 new symbol when resolving, don't call set_is_default.
8950 * testsuite/ver_test_7.cc: New file.
8951 * testsuite/ver_test_7.sh: New file.
8952 * testsuite/Makefile.am (ver_test_7.so): New target.
8953 (ver_test_7.o): New target.
8954 (check_SCRIPTS): Add ver_test_7.sh.
8955 (check_DATA): Add ver_test_7.syms.
8956 (ver_test_7.syms): New target.
8958 2008-03-28 Ian Lance Taylor <iant@google.com>
8960 * layout.cc (Layout::layout): If we see an input section with a
8961 name that needs sorting, set the must_sort flag for the output
8963 (Layout::make_output_section): If the name of the output section
8964 indicates that it might require sorting, set the may_sort flag.
8965 * output.h (Output_section::may_sort_attached_input_sections): New
8967 (Output_section::set_may_sort_attached_input_sections): New
8969 (Output_section::must_sort_attached_input_sections): New
8971 (Output_section::set_must_sort_attached_input_sections): New
8973 (class Output_section): Declare Input_section_sort_entry. Define
8974 Input_section_sort_compare. Declare
8975 sort_attached_input_sections. Add new fields:
8976 may_sort_attached_input_sections_,
8977 must_sort_attached_input_sections_,
8978 attached_input_sections_are_sorted_.
8979 * output.cc (Output_section::Output_section): Initialize new
8981 (Output_section::add_input_section): Add an entry to
8982 input_sections_ if may_sort or must_sort are true.
8983 (Output_section::set_final_data_size): Call
8984 sort_attached_input_sections if necessary.
8985 (Output_section::Input_section_sort_entry): Define new class.
8986 (Output_section::Input_section_sort_compare::operator()): New
8988 (Output_section::sort_attached_input_sections): New function.
8989 * configure.ac: Check whether the compiler supports constructor
8990 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8991 * testsuite/initpri1.c: New file.
8992 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8993 CONSTRUCTOR_PRIORITY.
8994 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8995 (initpri1_LDFLAGS): New variable.
8996 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8998 2008-03-27 Ian Lance Taylor <iant@google.com>
9000 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9001 * testsuite/common_test_1.c: New file.
9002 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9003 (common_test_1_SOURCES): New variable.
9004 (common_test_1_DEPENDENCIES): New variable.
9005 (common_test_1_LDFLAGS): New variable.
9007 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9008 and commons_ correctly when NAME/VERSION does not override
9010 * testsuite/ver_test_6.c: New file.
9011 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9012 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9013 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9015 2008-03-26 Ian Lance Taylor <iant@google.com>
9017 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9018 of an undefined symbol from a version script.
9019 * testsuite/Makefile.am (ver_test_5.so): New target.
9020 (ver_test_5.o): New target.
9021 (check_SCRIPTS): Add ver_test_5.sh.
9022 (check_DATA): Add ver_test_5.syms.
9023 (ver_test_5.syms): New target.
9024 * testsuite/ver_test_5.cc: New file.
9025 * testsuite/ver_test_5.script: New file.
9026 * testsuite/ver_test_5.sh: New file.
9027 * Makefile.in, testsuite/Makefile.in: Rebuild.
9030 Fix problems building gold with gcc 4.3.0.
9031 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9032 (gold_error_at_location, gold_warning_at_location): Use it.
9033 * configure.ac: Check whether we can compile and use a template
9034 function with a printf attribute.
9035 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9036 when jumping over bytes.
9037 * object.cc: Instantiate Object::read_section_data.
9038 * debug.h: Include <cstring>
9039 * dwarf_reader.cc: Include <algorithm>
9040 * main.cc: Include <cstring>.
9041 * options.cc: Include <cstring>.
9042 * output.cc: Include <cstring>.
9043 * script.cc: Include <cstring>.
9044 * script.h: Include <string>.
9045 * symtab.cc: Include <cstring> and <algorithm>.
9046 * target-select.cc: Include <cstring>.
9047 * version.cc: Include <string>.
9048 * testsuite/testmain.cc: Include <cstdlib>.
9049 * configure, config.in: Rebuild.
9051 2008-03-25 Ian Lance Taylor <iant@google.com>
9053 * options.cc: Include "../bfd/bfdver.h".
9054 (options::help): Print bug reporting address.
9056 * version.cc (print_version): Adjust output for current value of
9061 * options.cc (options::help): Print list of supported targets.
9062 * target-select.h: Include <vector>.
9063 (class Target_selector): Make machine_, size_, and is_big_endian_
9064 fields const. Add bfd_name_ and instantiated_target_ fields.
9065 (Target_selector::Target_selector): Add bfd_name parameter.
9066 (Target_selector::recognize): Make non-virtual, call
9068 (Target_selector::recognize_by_name): Make non-virtual, call
9069 do_recognize_by_name.
9070 (Target_selector::supported_names): New function.
9071 (Target_selector::bfd_name): New function.
9072 (Target_selector::do_instantiate_target): New pure virtual
9074 (Target_selector::do_recognize): New virtual function.
9075 (Target_selector::do_recognize_by_name): New virtual function.
9076 (Target_selector::instantiate_target): New private function.
9077 (supported_target_names): Declare.
9078 * target-select.cc (Target_selector::Target_selector): Update for
9079 new parameter and fields.
9080 (select_target_by_name): Check that the name matches before
9081 calling recognize_by_name.
9082 (supported_target_names): New function.
9083 * i386.cc (class Target_selector_i386): Update Target_selector
9084 constructor call. Remove recognize and recognize_by_name. Add
9085 do_instantiate_target.
9086 * x86_64.cc (class Target_selector_x86_64): Likewise.
9087 * testsuite/testfile.cc (class Target_selector_test): Update for
9088 changes to Target_selector.
9090 * README: Rewrite, with some notes on unsupported features.
9092 2008-03-24 Cary Coutant <ccoutant@google.com>
9094 * i386.cc (Target_i386::Got_type): New enum declaration.
9095 (Target_i386::Scan::local): Updated callers of Output_data_got
9097 (Target_i386::Scan::global): Likewise.
9098 (Target_i386::Relocate::relocate): Likewise.
9099 (Target_i386::Relocate::relocate_tls): Likewise.
9100 * object.h (Got_offset_list): New class.
9101 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9102 (Sized_relobj::local_got_offset): Likewise.
9103 (Sized_relobj::set_local_got_offset): Likewise.
9104 (Sized_relobj::local_has_tls_got_offset): Removed.
9105 (Sized_relobj::local_tls_got_offset): Removed.
9106 (Sized_relobj::set_local_tls_got_offset): Removed.
9107 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9108 * output.cc (Output_data_got::add_global): Added got_type parameter.
9109 (Output_data_got::add_global_with_rel): Likewise.
9110 (Output_data_got::add_global_with_rela): Likewise.
9111 (Output_data_got::add_global_pair_with_rel): New function.
9112 (Output_data_got::add_global_pair_with_rela): New function.
9113 (Output_data_got::add_local): Added got_type parameter.
9114 (Output_data_got::add_local_with_rel): Likewise.
9115 (Output_data_got::add_local_with_rela): Likewise.
9116 (Output_data_got::add_local_pair_with_rel): New function.
9117 (Output_data_got::add_local_pair_with_rela): New function.
9118 (Output_data_got::add_global_tls): Removed.
9119 (Output_data_got::add_global_tls_with_rel): Removed.
9120 (Output_data_got::add_global_tls_with_rela): Removed.
9121 (Output_data_got::add_local_tls): Removed.
9122 (Output_data_got::add_local_tls_with_rel): Removed.
9123 (Output_data_got::add_local_tls_with_rela): Removed.
9124 * output.h (Output_data_got::add_global): Added got_type parameter.
9125 (Output_data_got::add_global_with_rel): Likewise.
9126 (Output_data_got::add_global_with_rela): Likewise.
9127 (Output_data_got::add_global_pair_with_rel): New function.
9128 (Output_data_got::add_global_pair_with_rela): New function.
9129 (Output_data_got::add_local): Added got_type parameter.
9130 (Output_data_got::add_local_with_rel): Likewise.
9131 (Output_data_got::add_local_with_rela): Likewise.
9132 (Output_data_got::add_local_pair_with_rel): New function.
9133 (Output_data_got::add_local_pair_with_rela): New function.
9134 (Output_data_got::add_global_tls): Removed.
9135 (Output_data_got::add_global_tls_with_rel): Removed.
9136 (Output_data_got::add_global_tls_with_rela): Removed.
9137 (Output_data_got::add_local_tls): Removed.
9138 (Output_data_got::add_local_tls_with_rel): Removed.
9139 (Output_data_got::add_local_tls_with_rela): Removed.
9140 * resolve.cc (Symbol::override_base_with_special): Removed
9141 reference to has_got_offset_ field.
9142 * symtab.cc (Symbol::init_fields): Replaced initialization
9143 of got_offset_ with got_offsets_. Removed initialization
9145 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9146 (Symbol::got_offset): Likewise.
9147 (Symbol::set_got_offset): Likewise.
9148 (Symbol::has_tls_got_offset): Removed.
9149 (Symbol::tls_got_offset): Removed.
9150 (Symbol::set_tls_got_offset): Removed.
9151 (Symbol::got_offset_): Removed.
9152 (Symbol::tls_mod_got_offset_): Removed.
9153 (Symbol::tls_pair_got_offset_): Removed.
9154 (Symbol::got_offsets_): New field.
9155 (Symbol::has_got_offset): Removed.
9156 (Symbol::has_tls_mod_got_offset): Removed.
9157 (Symbol::has_tls_pair_got_offset): Removed.
9158 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9159 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9161 (Target_x86_64::Scan::global): Likewise.
9162 (Target_x86_64::Relocate::relocate): Likewise.
9163 (Target_x86_64::Relocate::relocate_tls): Likewise.
9165 2008-03-25 Ben Elliston <bje@au.ibm.com>
9167 * yyscript.y: Fix spelling error in comment.
9169 2008-03-24 Ian Lance Taylor <iant@google.com>
9171 * options.h (class General_options): Define build_id option.
9172 * layout.h (class Layout): Declare write_build_id, create_note,
9173 create_build_id. Add build_id_note_ member.
9174 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9175 "libiberty.h", "md5.h", "sha1.h".
9176 (Layout::Layout): Initialize eh_frame_data_,
9177 eh_frame_hdr_section_, and build_id_note_.
9178 (Layout::finalize): Call create_build_id.
9179 (Layout::create_note): New function, broken out of
9180 Layout::create_gold_note.
9181 (Layout::create_gold_note): Call create_note.
9182 (Layout::create_build_id): New function.
9183 (Layout::write_build_id): New function.
9184 (Close_task_runner::run): Call write_build_id.
9186 * x86_64.cc: Correct license to GPLv3.
9188 2008-03-23 Ian Lance Taylor <iant@google.com>
9190 * options.cc: Include "demangle.h".
9191 (parse_optional_string): New function.
9192 (parse_long_option): Handle takes_optional_argument.
9193 (parse_short_option): Update dash_z initializer. Handle
9194 takes_optional_argument.
9195 (General_options::General_options): Initialize do_demangle_.
9196 (General_options::finalize): Set do_demangle_. Handle demangling
9198 * options.h (parse_optional_string): Declare.
9199 (struct One_option): Add optional_arg field. Update constructor.
9200 Update call constructor calls. Add takes_optional_argument
9202 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9203 (DEFINE_optional_string): Define.
9204 (General_options::demangle): Change from DEFINE_bool to
9205 DEFINE_optional_string.
9206 (General_options::no_demangle): New function.
9207 (General_options::do_demangle): New function.
9208 (General_options::set_do_demangle): New function.
9209 (General_options::execstack_status_): Move definition to end of
9211 (General_options::static_): Likewise.
9212 (General_options::do_demangle_): New field.
9213 * object.cc (big_endian>::get_symbol_location_info): Call
9214 Options::do_demangle, not Options::demangle.
9215 * symtab.cc (demangle): Likewise.
9217 2008-03-22 Ian Lance Taylor <iant@google.com>
9219 * gold.h: Include <cstddef> and <sys/types.h>
9220 * options.h: Include <cstring>.
9222 2008-03-21 Ian Lance Taylor <iant@google.com>
9224 * Added source code to GNU binutils.