1 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3 * fileread.cc (Input_file::find_file): Initialize *found_name
4 and *namep when using the fallback search for case 4.
6 2010-10-11 Cary Coutant <ccoutant@google.com>
8 * options.h (class General_options): Redefine -z lazy as an alias for
9 the negation of -z now.
11 2010-10-11 Ian Lance Taylor <iant@google.com>
13 * resolve.cc (symbol_to_bits): Report the value of the unsupported
16 2010-10-06 Nick Clifton <nickc@redhat.com>
18 * script-sections.cc(class Memory_region): Remove
19 current_lma_offset_ field. Rename current_vma_offset_ to
20 current_offset_. Add last_section_ field.
21 (Memory_region::get_current_vma_address): Rename to
23 (Memory_region::get_current_lma_address): Delete.
24 (Memory_region::increment_vma_offset): Rename to
26 (Memory_region::increment_lma_offset): Delete.
27 (Memory_region::attributes_compatible): New method. Returns
28 true if the provided section is compatible with the region.
29 (Memory_region::get_last_section): New method. Returns the last
30 section to use the region.
31 (Memory_region::set_last_section): New method. Stores the last
32 section to use the region.
33 (Script_sections::block_in_region): New method. Returns true if
34 a block of memory is contained within a region.
35 (Script_sections::find_memory_region): New method. Locates a
36 memory region to be used to set a VMA or LMA address.
37 (Output_section_definition::set_section_addresses): Add code to
38 check for addresses set by memory regions.
39 (Output_segment::set_section_addresses): Remove memory region
41 (Script_sections::create_segment): Add a warning if a header
42 segment is created outside of any region.
43 * script-sections.h (class Script_sections): Add prototypes for
44 find_memory_region and block_in_region methods.
45 * testsuite/memory_test.s: Use .long instead of .word.
46 * testsuite/memory_test.t: Add some more output sections.
47 * testsuite/memory_test.sh: Update expected output.
49 2010-10-02 Doug Kwan <dougkwan@google.com>
51 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
53 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
54 declaration to defintion.
56 2010-10-01 Nick Clifton <nickc@redhat.com>
58 * expression.cc (eval): Replace dummy argument with NULL.
59 (eval_maybe_dot): Check for a NULL result section pointer.
60 (Symbol_expression::value): Likewise.
61 (Dot_expression::value): Likewise.
62 (BINARY_EXPRESSION): Likewise.
63 (Max_expression::value): Likewise.
64 (Min_expression::value): Likewise.
65 (Absolute_expression::value): Likewise.
66 (Addr_expression::value_from_output_section): Likewise.
67 (Loaddddr_expression::value_from_output_section): Likewise.
68 (Segment_start_expression::value): Likewise.
70 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
72 (Sections_elememt_dot_assignment::set_section_addresses):
74 (Output_data_expression::do_write_to_buffer): Likewise.
75 (Output_section_definition::finalize_symbols): Likewise.
76 (Output_section_definition::set_section_addresses): Likewise.
78 2010-09-30 Doug Kwan <dougkwan@google.com>
80 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
82 2010-09-28 Sriraman Tallam <tmsriram@google.com>
84 * target.h (Target::can_icf_inline_merge_sections): New virtual
86 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
88 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
90 * icf.cc (get_section_contents): Inline merge sections only when
93 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
95 * configure: Regenerate.
97 2010-09-17 Ian Lance Taylor <iant@google.com>
99 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
100 * testsuite/Makefile.am (memory_test.o): New target.
101 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
103 * testsuite/Makefile.in: Rebuild.
105 2010-09-17 Doug Kwan <dougkwan@google.com>
107 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
108 defintion if relocation uses GOT entries of the symbol.
109 * testsuite/icf_safe_test.sh: Fix test.
110 * testsuite/icf_safe_so_test.sh: Fix test.
112 2010-09-16 Cary Coutant <ccoutant@google.com>
114 * script_sections.cc (class Memory_region): Remove "NULL" from
115 vector initializations.
117 2010-09-15 Cary Coutant <ccoutant@google.com>
119 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
120 Resolve forwarding symbols.
122 2010-09-15 Doug Kwan <dougkwan@google.com>
124 * gold/testsuite/script_test_3.t: Add ARM special sections.
125 * gold/testsuite/script_test_4.t: Same.
126 * gold/testsuite/script_test_5.t: Same.
127 * gold/testsuite/script_test_6.t: Same.
128 * gold/testsuite/script_test_7.t: Same.
129 * gold/testsuite/script_test_7.t: Same.
130 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
132 2010-09-14 Cary Coutant <ccoutant@google.com>
134 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
135 (Target_x86_64::Relocate::relocate_tls): Replace check for
136 saw_tls_block_reloc_ with test for executable section.
138 2010-09-12 Cary Coutant <ccoutant@google.com>
140 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
141 position-independent executables to shared libraries need dynamic
143 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
144 position-independent executables.
145 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
146 * testsuite/Makefile.in: Regenerate.
148 2010-09-10 Nick Clifton <nickc@redhat.com>
151 * testsuite/memory_test.t: Discard any sections that are not
154 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
157 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
158 "This::" to work around a bug in gcc 4.2.
160 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
162 2010-09-09 Rafael Espindola <espindola@google.com>
164 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
165 sections with different PF_X flags in the same segment.
166 (Layout::find_first_load_seg): Search all segments to find the first
168 * options.h (rosegment): New.
170 2010-09-08 Rafael Espindola <espindola@google.com>
172 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
174 2010-09-08 Doug Kwan <dougkwan@google.com>
176 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
177 (Arm_relobj::do_relocate_sections): Add new parameter for output
178 file to match the parent.
179 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
180 of local symbols instead of input values. Update code to track
181 changes in gold::relocate_section.
182 * object.cc (Sized_relobj::compute_final_local_value): New methods.
183 (Sized_relobj::compute_final_local_value_internal): New methods.
184 (Sized_relobj::do_finalize_local_symbols): Move code from loop
185 body into private version of Sized_relobj::compute_final_local_value.
186 Call the inline method.
187 * object.h (Symbol_value::Symbol_value): Define destructor. Free
188 merged symbol value if there is one.
189 (Symbol_value::has_output_value): New method defintiion.
190 (Sized_relobj::Compute_final_local_value_status): New enum type.
191 (Sized_relobj::compute_final_local_value): New methods.
192 (Sized_relobj::compute_final_local_value_internal): New methods.
193 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
194 and arm_cortex_a8.sh.
195 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
196 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
198 * Makefile.in: Regenerate.
199 * testsuite/arm_bl_out_of_range.s: Update test.
200 * testsuite/thumb_bl_out_of_range.s: Ditto.
201 * testsuite/thumb_blx_out_of_range.s: Ditto.
202 * testsuite/arm_branch_out_of_range.sh: New file.
203 * testsuite/arm_cortex_a8.sh: Ditto.
204 * testsuite/arm_cortex_a8_b.s: Ditto.
205 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
206 * testsuite/arm_cortex_a8_b_local.s: Ditto.
207 * testsuite/arm_cortex_a8_bl.s: Ditto.
208 * testsuite/arm_cortex_a8_blx.s: Ditto.
209 * testsuite/arm_cortex_a8_local.s: Ditto.
210 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
211 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
213 2010-09-08 Rafael Espindola <espindola@google.com>
215 * Makefile.am (memory_test.stdout): Run readelf with -W.
216 * Makefile.in: Regenerate.
217 * testsuite/memory_test.sh: Make the regexps accept both 32 and
220 2010-09-08 Rafael Espindola <espindola@google.com>
222 * script-sections.cc (Script_sections::add_memory_region): Convert
223 field precision to int.
224 * script.cc (script_set_section_region, script_set_section_region):
225 Convert field precision to int.
227 2010-09-08 Rafael Espindola <espindola@google.com>
229 * arm.cc (do_finalize_sections): Create the __exidx_start and
230 __exdix_end symbols even when the section is missing.
232 2010-09-08 Nick Clifton <nickc@redhat.com>
234 * README: Remove claim that MEMORY is not supported.
235 * expression.cc (script_exp_function_origin)
236 (script_exp_function_length): Move from here to ...
237 * script.cc: ... here.
238 (script_set_section_region, script_add_memory)
239 (script_parse_memory_attr, script_include_directive): New
242 (class Memory_region): New class.
243 (class Output_section_definition): Add set_memory_region,
244 set_section_vma, set_section_lma and get_section_name methods.
245 (class Script_Sections): Add add_memory_region,
246 find_memory_region, find_memory_region_origin,
247 find_memory_region_length and set_memory_region methods.
248 Have set_section_addresses method walk the list of set memory
250 Extend the print methos to display memory regions.
251 * script-sections.h: Add prototypes for new methods.
252 Add enum for MEMORY region attributes.
253 * yyscript.y: Add support for parsing MEMORY regions.
254 * script-c.h: Add prototypes for new functions.
255 * testsuite/Makefile.am: Add test of MEMORY region functionality.
256 * testsuite/Makefile.in: Regenerate.
257 * testsuite/memory_test.sh: New script.
258 * testsuite/memory_test.s: New assembler source file.
259 * testsuite/memory_test.t: New linker script.
261 2010-08-27 Doug Kwan <dougkwan@google.com>
263 * gold/resolve.cc (Symbol_table::should_override): Let a weak
264 reference override an existing dynamic weak reference.
265 * testsuite/Makefile.am: Add new test dyn_weak_ref.
266 * testsuite/Makefile.in: Regenerate.
267 * testsuite/dyn_weak_ref.sh: New file.
268 * testsuite/dyn_weak_ref_1.c: Ditto.
269 * testsuite/dyn_weak_ref_2.c: Ditto.
271 2010-08-27 Ian Lance Taylor <iant@google.com>
273 * incremental.h (class Incremental_input_entry): Add virtual
276 2010-08-27 Ian Lance Taylor <iant@google.com>
278 * testsuite/start_lib_test_3.c: Mark t3 as used.
280 2010-08-27 Nick Clifton <nickc@redhat.com>
282 * options.cc (version_script): Fix small typo in previous
285 2010-08-25 Nick Clifton <nickc@redhat.com>
287 * archive.cc: Formatting fixes: Remove whitespace between
288 typename and following asterisk. Remove whitespace between
289 function name and opening parenthesis.
290 * archive.h: Likewise.
292 * attributes.cc: Likewise.
293 * attributes.h: Likewise.
294 * common.cc: Likewise.
295 * copy-relocs.cc: Likewise.
296 * dirsearch.h: Likewise.
297 * dynobj.cc: Likewise.
298 * ehframe.cc: Likewise.
299 * ehframe.h: Likewise.
300 * expression.cc: Likewise.
301 * fileread.cc: Likewise.
302 * fileread.h: Likewise.
304 * gold-threads.cc: Likewise.
308 * incremental-dump.cc: Likewise.
309 * incremental.cc: Likewise.
310 * layout.cc: Likewise.
311 * layout.h: Likewise.
313 * merge.cc: Likewise.
315 * object.cc: Likewise.
316 * object.h: Likewise.
317 * options.cc: Likewise.
318 * options.h: Likewise.
319 * output.cc: Likewise.
320 * output.h: Likewise.
321 * plugin.cc: Likewise.
322 * plugin.h: Likewise.
323 * powerpc.cc: Likewise.
324 * reloc.cc: Likewise.
325 * script-c.h: Likewise.
326 * script-sections.cc: Likewise.
327 * script.cc: Likewise.
328 * stringpool.cc: Likewise.
329 * symtab.cc: Likewise.
330 * symtab.h: Likewise.
331 * target.cc: Likewise.
332 * timer.cc: Likewise.
334 * version.cc: Likewise.
335 * x86_64.cc: Likewise.
337 2010-08-24 Nick Clifton <nickc@redhat.com>
340 * layout.cc (segment_precedes): Sort segments by their physical
341 addresses, if they have been set.
343 2010-08-23 Cary Coutant <ccoutant@google.com>
345 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
347 (Lib_group::include_member): Unlock object after deleting its
349 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
352 2010-08-19 Neil Vachharajani <nvachhar@google.com>
353 Cary Coutant <ccoutant@google.com>
355 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
356 constructor, and set_blocker.
357 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
359 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
360 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
361 * testsuite/Makefile.am (start_lib_test): New test case.
362 * testsuite/Makefile.in: Regenerate.
363 * testsuite/start_lib_test_main.c: New file.
364 * testsuite/start_lib_test_1.c: New file.
365 * testsuite/start_lib_test_2.c: New file.
366 * testsuite/start_lib_test_3.c: New file.
368 2010-08-19 Ian Lance Taylor <iant@google.com>
370 * Makefile.in: Rebuild with automake 1.11.1.
371 * aclocal.m4: Likewise.
372 * testsuite/Makefile.in: Likewise.
374 2010-08-19 Ian Lance Taylor <iant@google.com>
377 * i386.cc (class Output_data_plt_i386): Update declarations.
378 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
379 local_ifuncs_ fields.
380 (Target_i386::do_plt_section_for_global): New function.
381 (Target_i386::do_plt_section_for_local): New function.
382 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
383 parameter; change all callers. Initialize global_ifuncs_ and
384 local_ifuncs_. If doing a static link define __rel_iplt_start and
386 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
387 (Output_data_plt_i386::add_local_ifunc_entry): New function.
388 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
390 (Target_i386::make_plt_section): New function, broken out of
391 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
392 (Target_i386::make_plt_entry): Call make_plt_section.
393 (Target_i386::make_local_ifunc_plt_entry): New function.
394 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
395 (Target_i386::Scan::local): Handle IFUNC symbols. Add
396 R_386_IRELATIVE to switch.
397 (Target_i386::Scan::global): Likewise.
398 (Target_i386::Relocate::relocate): Likewise.
399 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
401 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
402 (Target_x86_64::do_plt_section_for_global): New function.
403 (Target_x86_64::do_plt_section_for_local): New function.
404 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
405 parameter; change all callers. If doing a static link define
406 __rela_iplt_start and __rela_iplt_end.
407 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
408 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
409 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
411 (Target_x86_64::make_local_ifunc_plt_entry): New function.
412 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
414 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
415 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
416 R_X86_64_IRELATIVE to switch.
417 (Target_x86_64::Scan::global): Likewise.
418 (Target_x86_64::Relocate::relocate): Likewise.
419 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
421 * target.h (class Target): Add plt_section_for_global and
422 plt_section_for_local functions. Add do_plt_section_for_global
423 and do_plt_section_for_local virtual functions.
424 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
426 (Symbol::use_plt_offset): Handle IFUNC symbol.
427 * object.cc (Sized_relobj::Sized_relobj): Initialize
429 (Sized_relobj::local_has_plt_offset): New function.
430 (Sized_relobj::local_plt_offset): New function.
431 (Sized_relobj::set_local_plt_offset): New function.
432 (Sized_relobj::do_count): Handle IFUNC symbol.
433 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
434 a bit away from input_shndx_ field. Add set_is_func_symbol and
435 is_ifunc_symbol functions.
436 (class Sized_relobj): Update declarations. Remove Tls_got_entry
437 and Local_tls_got_offsets. Define Local_plt_offsets. Add
438 local_plt_offsets_ field.
439 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
440 * output.h (class Output_section_data): Add non-const
441 output_section function.
442 (class Output_data_got): Update declarations.
443 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
444 Add use_plt_offset parameter to global and local constructors.
445 Change all callers. Change local_sym_index_ field to 31 bits.
446 Change GSYM_CODE and CONSTANT_CODE accordingly.
447 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
448 doing a static link don't set sh_link field.
449 (Output_data_got::Got_entry::write): Use PLT offset if
451 (Output_data_got::add_global_plt): New function.
452 (Output_data_got::add_local_plt): New function.
453 * target-reloc.h (relocate_section): Handle IFUNC symbol.
454 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
455 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
456 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
457 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
459 * testsuite/ifunc-sel.h: New file.
460 * testsuite/ifuncmain1.c: New file.
461 * testsuite/ifuncmain1vis.c: New file.
462 * testsuite/ifuncmod1.c: New file.
463 * testsuite/ifuncdep2.c: New file.
464 * testsuite/ifuncmain2.c: New file.
465 * testsuite/ifuncmain3.c: New file.
466 * testsuite/ifuncmod3.c: New file.
467 * testsuite/ifuncmain4.c: New file.
468 * testsuite/ifuncmain5.c: New file.
469 * testsuite/ifuncmod5.c: New file.
470 * testsuite/ifuncmain6pie.c: New file.
471 * testsuite/ifuncmod6.c: New file.
472 * testsuite/ifuncmain7.c: New file.
473 * configure, testsuite/Makefile.in: Rebuild.
475 2010-08-18 Ian Lance Taylor <iant@google.com>
478 (Output_section_incremental_inputs::write_input_files): Add cast
479 to avoid signed/unsigned comparison warning.
480 (Output_section_incremental_inputs::write_info_blocks): Likewise.
482 2010-08-12 Cary Coutant <ccoutant@google.com>
484 * common.cc (Sort_commons::operator()): Remove unnecessary code.
486 2010-08-13 Ian Lance Taylor <iant@google.com>
488 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
490 2010-08-12 Cary Coutant <ccoutant@google.com>
491 Doug Kwan <dougkwan@google.com>
493 * resolve.cc (Symbol_table::should_override): When a weak dynamic
494 defintion overrides non-weak undef, remember that the original undef
496 * symtab.cc (Symbol_table::sized_write_global): For undef without
497 an original weak binding, set binding to global in output.
498 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
499 * testsuite/Makefile.in: Regenerate.
500 * testsuite/strong_ref_weak_def.sh: New file.
501 * testsuite/strong_ref_weak_def_1.c: Ditto.
502 * testsuite/strong_ref_weak_def_2.c: Ditto.
504 2010-08-12 Cary Coutant <ccoutant@google.com>
506 * testsuite/incremental_test.sh: Rewrite.
507 * testsuite/incremental_test_1.c: Rewrite.
508 * testsuite/incremental_test_2.c: Rewrite.
510 2010-08-12 Cary Coutant <ccoutant@google.com>
512 * arm.cc (Target_arm::got_size): Add const.
513 (Target_arm::got_entry_count): New function.
514 (Target_arm::plt_entry_count): New function.
515 (Target_arm::first_plt_entry_offset): New function.
516 (Target_arm::plt_entry_size): New function.
517 (Output_data_plt_arm::entry_count): New function.
518 (Output_data_plt_arm::first_plt_entry_offset): New function.
519 (Output_data_plt_arm::get_plt_entry_size): New function.
520 * i386.cc (Target_i386::got_size): Add const.
521 (Target_i386::got_entry_count): New function.
522 (Target_i386::plt_entry_count): New function.
523 (Target_i386::first_plt_entry_offset): New function.
524 (Target_i386::plt_entry_size): New function.
525 (Output_data_plt_i386::entry_count): New function.
526 (Output_data_plt_i386::first_plt_entry_offset): New function.
527 (Output_data_plt_i386::get_plt_entry_size): New function.
528 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
529 find_incremental_inputs_sections. Dump incremental_got_plt section.
530 * incremental.cc: Include target.h.
531 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
532 parameter. Adjust all callers. Find incremental_got_plt section.
533 (Incremental_inputs::create_data_sections): Create incremental_got_plt
535 (Output_section_incremental_inputs::set_final_data_size): Calculate
536 size of incremental_got_plt section.
537 (Output_section_incremental_inputs::do_write): Write the
538 incremental_got_plt section.
539 (Got_plt_view_info): New struct.
540 (Local_got_offset_visitor): New class.
541 (Global_got_offset_visitor): New class.
542 (Global_symbol_visitor_got_plt): New class.
543 (Output_section_incremental_inputs::write_got_plt): New function.
544 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
545 Add parameter. Adjust all callers.
546 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
547 (Incremental_inputs::got_plt_section): New function.
548 (Incremental_inputs::got_plt_section_): New data member.
549 (Incremental_got_plt_reader): New class.
550 * layout.cc (Layout::create_incremental_info_sections): Add the
551 incremental_got_plt section.
552 * object.h (Got_offset_list::get_list): New function.
553 (Got offset_list::for_all_got_offsets): New function.
554 (Sized_relobj::local_got_offset_list): New function.
555 * powerpc.cc (Target_powerpc::got_size): Add const.
556 (Target_powerpc::got_entry_count): New function.
557 (Target_powerpc::plt_entry_count): New function.
558 (Target_powerpc::first_plt_entry_offset): New function.
559 (Target_powerpc::plt_entry_size): New function.
560 (Output_data_plt_powerpc::entry_count): New function.
561 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
562 (Output_data_plt_powerpc::get_plt_entry_size): New function.
563 * sparc.cc (Target_sparc::got_size): Add const.
564 (Target_sparc::got_entry_count): New function.
565 (Target_sparc::plt_entry_count): New function.
566 (Target_sparc::first_plt_entry_offset): New function.
567 (Target_sparc::plt_entry_size): New function.
568 (Output_data_plt_sparc::entry_count): New function.
569 (Output_data_plt_sparc::first_plt_entry_offset): New function.
570 (Output_data_plt_sparc::get_plt_entry_size): New function.
571 * symtab.h (Symbol::got_offset_list): New function.
572 (Symbol_table::for_all_symbols): New function.
573 * target.h (Sized_target::got_entry_count): New function.
574 (Sized_target::plt_entry_count): New function.
575 (Sized_target::plt_entry_size): New function.
576 * x86_64.cc (Target_x86_64::got_size): Add const.
577 (Target_x86_64::got_entry_count): New function.
578 (Target_x86_64::plt_entry_count): New function.
579 (Target_x86_64::first_plt_entry_offset): New function.
580 (Target_x86_64::plt_entry_size): New function.
581 (Output_data_plt_x86_64::entry_count): New function.
582 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
583 (Output_data_plt_x86_64::get_plt_entry_size): New function.
585 2010-08-12 Cary Coutant <ccoutant@google.com>
587 * archive.cc: Include incremental.h.
588 (Archive::Archive): Initialize incremental_info_.
589 (Archive::include_member): Record archive members in incremental info.
590 (Add_archive_symbols::run): Record begin and end of an archive in
592 (Lib_group::include_member): Record objects in incremental info.
593 * archive.h (Incremental_archive_entry): Forward declaration.
594 (Archive::set_incremental_info): New member function.
595 (Archive::incremental_info): New member function.
596 (Archive::Unused_symbol_iterator): New class.
597 (Archive::unused_symbols_begin): New member function.
598 (Archive::unused_symbols_end): New member function.
599 (Archive::incremental_info_): New data member.
600 * incremental-dump.cc (find_input_containing_global): New function.
601 (dump_incremental_inputs): Dump new incremental info sections.
602 * incremental.cc: Include symtab.h.
603 (Output_section_incremental_inputs): New class.
604 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
605 new incremental info sections.
606 (Sized_incremental_binary::do_check_inputs): Likewise.
607 (Incremental_inputs::report_archive): Remove.
608 (Incremental_inputs::report_archive_begin): New function.
609 (Incremental_inputs::report_archive_end): New function.
610 (Incremental_inputs::report_object): New function.
611 (Incremental_inputs::finalize_inputs): Remove.
612 (Incremental_inputs::report_input_section): New function.
613 (Incremental_inputs::report_script): Rewrite.
614 (Incremental_inputs::finalize): Do nothing but finalize string table.
615 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
616 (Incremental_inputs::sized_create_inputs_section_data): Remove.
617 (Incremental_inputs::create_data_sections): New function.
618 (Incremental_inputs::relocs_entsize): New function.
619 (Output_section_incremental_inputs::set_final_data_size): New function.
620 (Output_section_incremental_inputs::do_write): New function.
621 (Output_section_incremental_inputs::write_header): New function.
622 (Output_section_incremental_inputs::write_input_files): New function.
623 (Output_section_incremental_inputs::write_info_blocks): New function.
624 (Output_section_incremental_inputs::write_symtab): New function.
625 * incremental.h (Incremental_script_entry): Forward declaration.
626 (Incremental_object_entry): Forward declaration.
627 (Incremental_archive_entry): Forward declaration.
628 (Incremental_inputs): Forward declaration.
629 (Incremental_inputs_header_data): Remove.
630 (Incremental_inputs_header): Remove.
631 (Incremental_inputs_header_write): Remove.
632 (Incremental_inputs_entry_data): Remove.
633 (Incremental_inputs_entry): Remove.
634 (Incremental_inputs_entry_write): Remove.
635 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
636 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
637 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
638 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
640 (Incremental_input_entry): New class.
641 (Incremental_script_entry): New class.
642 (Incremental_object_entry): New class.
643 (Incremental_archive_entry): New class.
644 (Incremental_inputs::Incremental_inputs): Initialize new data members.
645 (Incremental_inputs::report_inputs): Remove.
646 (Incremental_inputs::report_archive): Remove.
647 (Incremental_inputs::report_archive_begin): New function.
648 (Incremental_inputs::report_archive_end): New function.
649 (Incremental_inputs::report_object): Change prototype.
650 (Incremental_inputs::report_input_section): New function.
651 (Incremental_inputs::report_script): Change prototype.
652 (Incremental_inputs::get_reloc_count): New function.
653 (Incremental_inputs::set_reloc_count): New function.
654 (Incremental_inputs::create_data_sections): New function.
655 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
656 (Incremental_inputs::inputs_section): New function.
657 (Incremental_inputs::symtab_section): New function.
658 (Incremental_inputs::relocs_section): New function.
659 (Incremental_inputs::get_stringpool): Add const.
660 (Incremental_inputs::command_line): Add const.
661 (Incremental_inputs::inputs): Remove.
662 (Incremental_inputs::command_line_key): New function.
663 (Incremental_inputs::input_file_count): New function.
664 (Incremental_inputs::input_files): New function.
665 (Incremental_inputs::relocs_entsize): New function.
666 (Incremental_inputs::sized_create_inputs_section_data): Remove.
667 (Incremental_inputs::finalize_inputs): Remove.
668 (Incremental_inputs::Input_info): Remove.
669 (Incremental_inputs::lock_): Remove.
670 (Incremental_inputs::inputs_): Change type.
671 (Incremental_inputs::inputs_map_): Remove.
672 (Incremental_inputs::current_object_entry_): New data member.
673 (Incremental_inputs::inputs_section_): New data member.
674 (Incremental_inputs::symtab_section_): New data member.
675 (Incremental_inputs::relocs_section_): New data member.
676 (Incremental_inputs::reloc_count_): New data member.
677 (Incremental_inputs_reader): New class.
678 (Incremental_symtab_reader): New class.
679 (Incremental_relocs_reader): New class.
680 * layout.cc (Layout::finalize): Move finalization of incremental info
681 and creation of incremental info sections to follow finalization of
682 symbol table. Set offsets for postprocessing sections.
683 (Layout::create_incremental_info_sections): Call
684 Incremental_inputs::create_data_sections. Add incremental symtab
685 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
686 sections to layout after input sections.
687 * layout.h (struct Timespec): Forward declaration.
688 (Layout::incremental_inputs): Add const.
689 (Layout::create_incremental_info_sections): Add parameter.
690 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
691 * object.cc: Include incremental.h.
692 (Relobj::finalize_incremental_relocs): New function.
693 (Sized_relobj::do_layout): Record input sections in incremental info.
694 * object.h (Object::output_section): New function.
695 (Object::output_section_offset): Moved from Relobj.
696 (Object::get_incremental_reloc_base): New function.
697 (Object::get_incremental_reloc_count): New function.
698 (Object::do_output_section): New function.
699 (Object::do_output_section_offset): Moved from Relobj.
700 (Object::do_get_incremental_reloc_base): New function.
701 (Object::do_get_incremental_reloc_count): New function.
702 (Object::Object): Initialize new data members.
703 (Relobj::output_section): Renamed do_output_section and moved to
705 (Relobj::output_section_offset): Moved to Object.
706 (Relobj::do_get_incremental_reloc_base): New function.
707 (Relobj::do_get_incremental_reloc_count): New function.
708 (Relobj::allocate_incremental_reloc_counts): New function.
709 (Relobj::count_incremental_reloc): New function.
710 (Relobj::finalize_incremental_relocs): New function.
711 (Relobj::next_incremental_reloc_index): New function.
712 (Relobj::reloc_counts_): New data member.
713 (Relobj::reloc_bases_): New data member.
714 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
715 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
716 (Sized_relobj::incremental_relocs_scan): New function.
717 (Sized_relobj::incremental_relocs_scan_reltype): New function.
718 (Sized_relobj::incremental_relocs_write): New function.
719 (Sized_relobj::incremental_relocs_write_reltype): New function.
720 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
722 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
723 archives and object files elsewhere.
724 (Add_symbols::run): Report object files here.
725 (Finish_group::run): Report end of archive at end of group.
726 * reloc.cc: Include layout.h, incremental.h.
727 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
728 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
729 (Sized_relobj::incremental_relocs_scan): New function.
730 (Sized_relobj::incremental_relocs_scan_reltype): New function.
731 (Sized_relobj::do_relocate_sections): Write incremental relocations.
732 (Sized_relobj::incremental_relocs_write): New function.
733 (Sized_relobj::incremental_relocs_write_reltype): New function.
734 * script.cc (read_input_script): Rewrite test for incremental link.
735 Change call to Incremental_inputs::report_script.
736 * symtab.h (Symbol_table::first_global_index): New function.
737 (Symbol_table::output_count): New function.
739 2010-08-12 Doug Kwan <dougkwan@google.com>
741 * arm.cc (Target_arm::merge_object_attributes): Check command line
742 options --no-wchar-size-warning and --no-enum-size-warning.
743 * options.h (General_options): Add ld-compatible options
744 --no-enum-size-warning and --no-wchar-size-warning.
746 2010-08-04 Ian Lance Taylor <iant@google.com>
748 * x86_64.cc (Target_x86_64::Scan::local): Use
749 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
750 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
751 (Target_x86_64::Scan::global): Likewise.
752 (Target_x86_64::Relocate::relocate): Likewise.
753 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
756 2010-08-03 Cary Coutant <ccoutant@google.com>
758 * merge.cc (Output_merge_string::do_add_input_section): Count strings
759 to reserve space in merged_strings vector. Keep total input size
761 (Output_merge_string::do_print_merge_stats): Print total input size.
762 * merge.h (Output_merge_string): Add input_size_ field.
763 * stringpool.cc (Stringpool_template::string_length): Move
764 implementations out of Stringpool_template class and place in
766 * stringpool.h (string_length): Move out of Stringpool_template.
768 2010-08-03 Ian Lance Taylor <iant@google.com>
771 * layout.cc (relaxation_loop_body): If address of load segment is
772 set, adjust address to include headers if possible.
774 2010-08-03 Ian Lance Taylor <iant@google.com>
776 * version.cc (version_string): Bump to 1.10.
778 2010-08-03 Ian Lance Taylor <iant@google.com>
781 * layout.h (enum Output_section_order): Define.
782 (class Layout): Update declarations.
783 * layout.cc (Layout::get_output_section): Add order parameter.
784 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
785 is_first_non_relro parameters. Change all callers.
786 (Layout::choose_output_section): Likewise.
787 (Layout::add_output_section_data): Likewise.
788 (Layout::make_output_section): Likewise. Set order.
789 (Layout::default_section_order): New function.
790 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
791 * output.cc (Output_section::Output_section): Initialize order_.
792 Don't initialize deleted fields.
793 (Output_segment::Output_segment): Don't initialize deleted
795 (Output_segment::add_output_section_to_load): New function
796 replacing add_output_section. Change all callers to call this or
797 add_output_section_to_nonload.
798 (Output_segment::add_output_section_to_nonload): New function.
799 (Output_segment::remove_output_section): Rewrite.
800 (Output_segment::add_initial_output_data): Likewise.
801 (Output_segment::has_any_data_sections): Likewise.
802 (Output_segment::is_first_section_relro): Likewise.
803 (Output_segment::maximum_alignment): Likewise.
804 (Output_segment::has_dynamic_reloc): New function replacing
805 dynamic_reloc_count. Change all callers.
806 (Output_segment::has_dynamic_reloc_list): New function replacing
807 dynamic_reloc_count_list. Change all callers.
808 (Output_segment::set_section_addresses): Rewrite.
809 (Output_segment::set_offset): Rewrite.
810 (Output_segment::find_first_and_last_list): Remove.
811 (Output_segment::set_tls_offsets): Rewrite.
812 (Output_segment::first_section_load_address): Likewise.
813 (Output_segment::output_section_count): Likewise.
814 (Output_segment::section_with_lowest_load_address): Likewise.
815 (Output_segment::write_section_headers): Likewise.
816 (Output_segment::print_sections_to_map): Likewise.
817 * output.h (class Output_data): Remove dynamic_reloc_count_
818 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
819 (Output_data::add_dynamic_reloc): Rewrite.
820 (Output_data::has_dynamic_reloc): New function.
821 (Output_data::dynamic_reloc_count): Remove.
822 (class Output_section): Add order_ field. Remvoe is_relro_local_,
823 is_last_relro_, is_first_non_relro_, is_interp_,
824 is_dynamic_linker_section_ fields. Add order and set_order
825 functions. Remove is_relro_local, set_is_relro_local,
826 is_last_relro, set_is_last_relro, is_first_non_relro,
827 set_is_first_non_relro functions, is_interp, set_is_interp,
828 is_dynamic_linker_section, and set_is_dynamic_linker_section
830 (class Output_segment): Change Output_data_list from std::list to
831 std:;vector. Add output_lists_ field. Remove output_data_ and
832 output_bss_ fields. Update declarations.
834 2010-08-02 Ian Lance Taylor <iant@google.com>
836 * arm.cc (Target_arm::gc_process_relocs): Use typename.
837 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
838 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
840 2010-08-02 Ian Lance Taylor <iant@google.com>
843 * script.cc (Script_options::Script_options): Initialize
844 symbol_definitions_ and symbol_references_.
845 (Script_options::add_symbol_assignment): Update
846 symbol_definitions_ and symbol_references_.
847 (Script_options::add_symbol_reference): New function.
848 (script_symbol): New function.
849 * script.h (class Script_options): Add symbol_definitions_ and
850 symbol_references_ fields.
851 (Script_options::referenced_const_iterator): New type.
852 (Script_options::referenced_begin): New function.
853 (Script_options::referenced_end): New function.
854 (Script_options::is_referenced): New function.
855 (Script_options::any_unreferenced): New function.
856 * script-c.h (script_symbol): Declare.
857 * yyscript.y (exp): Call script_symbol.
858 * symtab.cc: Include "script.h".
859 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
860 Change all callers. Check symbols referenced by scripts.
861 (Symbol_table::add_undefined_symbols_from_command_line): Add
862 layout parameter. Change all callers.
863 (Symbol_table::do_add_undefined_symbols_from_command_line):
864 Likewise. Break out loop body. Check symbols referenced by
866 (Symbol_table::add_undefined_symbol_from_command_line): New
867 function broken out of
868 do_add_undefined_symbols_from_command_line.
869 * symtab.h (class Symbol_table): Update declarations.
870 * archive.cc: Include "layout.h".
871 (Archive::should_include_member): Add layout parameter. Change
872 all callers. Check for symbol mentioned in expression.
873 * archive.h (class Archive): Update declaration.
874 * object.cc (Sized_relobj::do_should_include_member): Add layout
876 * object.h (Object::should_include_member): Add layout parameter.
878 (Object::do_should_include_member): Add layout parameter.
879 (class Sized_relobj): Update declaration.
880 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
882 * dynobj.h (class Sized_dynobj): Update declaration.
883 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
885 * plugin.h (class Sized_pluginobj): Update declaration.
887 2010-08-02 Ian Lance Taylor <iant@google.com>
890 * output.cc (Output_segment::set_offset): Search for the first and
891 last sections rather than assuming that the list is in order.
892 (Output_segment::find_first_and_last_list): New function.
893 * output.h (class Output_segment): Update declarations.
894 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
895 (relro_strip_test_SOURCES): New variable.
896 (relro_strip_test_DEPENDENCIES): New variable.
897 (relro_strip_test_LDFLAGS): New variable.
898 (relro_strip_test_LDADD): New variable.
899 (relro_strip_test.so): New target.
901 2010-08-02 Ian Lance Taylor <iant@google.com>
903 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
904 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
905 (Target_i386::got_tlsdesc_section): New function.
906 (Target_i386::got_section): Create space for GOT entries for
908 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
910 (Target_i386::Scan::global): Likewise.
911 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
913 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
914 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
915 (Target_x86_64::got_tlsdesc_section): New function.
916 (Target_x86_64::got_section): Create space for GOT entries for
918 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
920 (Target_x86_64::Scan::global): Likewise.
921 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
924 2010-08-02 Ian Lance Taylor <iant@google.com>
926 * testsuite/final_layout.sh: Use dc to convert from hex to
929 2010-07-29 Sriraman Tallam <tmsriram@google.com>
931 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
932 paramter to the call to gold::gc_process_relocs.
933 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
934 paramter to the call to gold::gc_process_relocs.
935 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
936 parameter to the call to gold::gc_process_relocs.
937 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
938 template parameter to the call to gold::gc_process_relocs.
939 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
940 paramter to the call to gold::gc_process_relocs.
941 * gc.h (get_embedded_addend_size): New function.
942 (gc_process_relocs): Save the size of the reloc for use by ICF.
943 * icf.cc (get_section_contents): Get the addend from the text section
944 for SHT_REL relocation sections.
945 * icf.h (Icf::Reloc_addend_size_info): New typedef.
946 (Icf::Reloc_info): Add new member reloc_addend_size_info.
947 * int_encoding.h (read_from_pointer): New overloaded function.
948 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
949 * testsuite/icf_sht_rel_addend_test.sh: New file.
950 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
951 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
953 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
955 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
956 * Makefile.in: Regenerate.
957 * testsuite/Makefile.in: Regenerate.
959 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
961 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
962 * gold/testsuite/debug_msg.cc: Likewise.
963 * gold/testsuite/odr_violation1.cc
964 * gold/testsuite/odr_violation2.cc
966 2010-07-21 Cary Coutant <ccoutant@google.com>
968 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
969 string, and length fields.
970 (Output_merge_string::Merged_strings_list): New type.
971 (Output_merge_string::Merged_strings_lists): New typedef.
972 (Output_merge_string): Replace merged_strings_ with
973 merged_strings_lists_.
974 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
975 Merged_strings_list per input object and section. Don't store pointer
976 to the string. Don't store length with each merged string entry.
977 (Output_merge_string::finalize_merged_data): Loop over list of merged
978 strings lists. Recompute length of each merged string.
980 2010-07-15 Cary Coutant <ccoutant@google.com>
982 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
985 2010-07-14 Ian Lance Taylor <iant@google.com>
987 * descriptors.cc (Descriptors::open): Report correct name in error
990 2010-07-13 Doug Kwan <dougkwan@google.com>
992 * arm.cc (Arm_input_section::Arm_input_section): For a
993 SHT_ARM_EXIDX section, always keeps the input sections.
994 (Arm_input_section::set_exidx_section_link): New method.
995 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
996 has_errors_ to false.
997 (Arm_exidx_input_section::has_errors,
998 Arm_exidx_input_section::set_has_errors): New methods.
999 (Arm_exidx_input_section::has_errors_): New data member.
1000 (Arm_relobj::get_exidx_shndx_list): New method.
1001 (Arm_output_section::append_text_sections_to_list): Do not skip
1002 section without SHF_EXECINSTR.
1003 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1005 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1006 section header. Make error messages more verbose. Check for
1007 a non-executable section linked to an EXIDX section.
1008 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1009 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1010 check that there is no deferred EXIDX section if we exit early.
1011 Instead of not making an EXIDX section in case of an error, make one
1012 and set the has_errors flag of it.
1013 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1014 in a relocatable link.
1015 (Target_arm::do_relax): Look for the EXIDX output section instead of
1016 assuming that it is called .ARM.exidx.
1017 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1018 section list. Do not check for SHF_EXECINSTR section flags but
1019 skip any input section with errors.
1020 * output.cc (Output_section::Output_section): Initialize
1021 always_keeps_input_sections_ to false.
1022 (Output_section::add_input_section): Check for
1023 always_keeps_input_sections_.
1024 * output.h (Output_section::always_keeps_input_sections,
1025 Output_section::set_always_keeps_input_sections): New methods.
1026 (Output_section::always_keeps_input_sections): New data member.
1028 2010-07-13 Rafael Espindola <espindola@google.com>
1030 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1031 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1033 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1034 Ian Lance Taylor <iant@google.com>
1036 * output.h (Output_section_lookup_maps::add_merge_section):
1037 Correct check of whether value was inserted.
1038 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1039 (Output_section_lookup_maps::add_relaxed_input_section):
1041 * arm.cc (Target_arm::got_section): Remove used local os.
1042 * i386.cc (Target_i386::got_section): Likewise.
1043 * x86_64.cc (Target_x86_64::got_section): Likewise.
1044 * sparc.cc (Target_sparc::got_section): Likewise.
1045 (Target_sparc::relocate): Remove unused local have_got_offset.
1046 * powerpc.cc (Target_powerpc::relocate): Likewise.
1048 2010-07-13 Ian Lance Taylor <iant@google.com>
1050 * compressed_output.cc (zlib_decompress): Fix signature in
1053 * archive.cc (Archive::include_member): Unlock an external member
1054 of a thin archive. Don't bother to delete an object we know is
1057 2010-07-12 Cary Coutant <ccoutant@google.com>
1059 * compressed_output.cc (zlib_decompress): New function.
1060 (get_uncompressed_size): New function.
1061 (decompress_input_section): New function.
1062 * compressed_output.h (get_uncompressed_size): New function.
1063 (decompress_input_section): New function.
1064 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1065 Handle compressed debug sections.
1066 * layout.cc (is_compressed_debug_section): New function.
1067 (Layout::output_section_name): Map compressed section names to
1069 * layout.h (is_compressed_debug_section): New function.
1070 (is_debug_info_section): Recognize compressed debug sections.
1071 * merge.cc: Include compressed_output.h.
1072 (Output_merge_data::do_add_input_section): Handle compressed
1074 (Output_merge_string::do_add_input_section): Handle compressed
1076 * object.cc: Include compressed_output.h.
1077 (Sized_relobj::Sized_relobj): Initialize new data members.
1078 (build_compressed_section_map): New function.
1079 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1080 * object.h (Object::section_is_compressed): New method.
1081 (Object::do_section_is_compressed): New method.
1082 (Sized_relobj::Compressed_section_map): New type.
1083 (Sized_relobj::do_section_is_compressed): New method.
1084 (Sized_relobj::compressed_sections_): New data member.
1085 * output.cc (Output_section::add_input_section): Handle compressed
1087 * reloc.cc: Include compressed_output.h.
1088 (Sized_relobj::write_sections): Handle compressed debug sections.
1090 2010-07-08 Cary Coutant <ccoutant@google.com>
1092 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1093 weak when resolving to a dynamic def.
1094 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1095 for weak undef/dynamic def cases. Adjust callers.
1096 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1097 undef_binding_weak_.
1098 (Symbol_table::sized_write_globals): Adjust symbol binding.
1099 (Symbol_table::sized_write_symbol): Add binding parameter.
1100 * symtab.h (Symbol::set_undef_binding): New method.
1101 (Symbol::is_undef_binding_weak): New method.
1102 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1103 (Symbol_table::should_override): Add new parameter.
1104 (Symbol_table::sized_write_symbol): Add new parameter.
1106 * testsuite/weak_undef_file1.cc: Add new test case.
1107 * testsuite/weak_undef_file2.cc: Fix header comment.
1108 * testsuite/weak_undef_test.cc: Add new test case.
1110 2010-06-29 Doug Kwan <dougkwan@google.com>
1112 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1113 Initialize USE_SYMBOL_.
1114 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1116 (Arm_reloc_property::uses_symbol_): New data member declaration.
1117 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1118 uses symbol value and symbol is undefined but not weakly undefined.
1120 2010-06-28 Rafael Espindola <espindola@google.com>
1122 * plugin.cc (Plugin::load): Use dlerror.
1124 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1126 * symtab.cc (detect_odr_violations): When reporting an ODR
1127 violation, report an object where the symbol is defined.
1129 2010-06-25 Doug Kwan <dougkwan@google.com>
1131 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1132 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1134 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1135 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1136 target hook to detect function points.
1137 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1138 * icf.h (Icf::check_section_for_function_pointers): Change type of
1139 parameter SECTION_NAME to const reference to std::string. Use
1140 target hook to determine if section may have unsafe pointers.
1141 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1144 2010-06-21 Rafael Espindola <espindola@google.com>
1146 * fileread.cc (Input_file::find_fie): New
1147 (Input_file::open): Use Input_file::find_fie.
1148 * fileread.h (Input_file::find_fie): New
1149 * plugin.cc (set_extra_library_path): New.
1150 (Plugin::load): Add set_extra_library_path to the transfer vector.
1151 (Plugin_manager::set_extra_library_path): New.
1152 (Plugin_manager::add_input_file): Use the extra search path if set.
1153 (set_extra_library_path(): New.
1154 * plugin.h (Plugin_manager): Add set_extra_library_path and
1157 2010-06-19 Cary Coutant <ccoutant@google.com>
1159 * layout.cc (gdb_sections): Add .debug_types.
1160 (lines_only_debug_sections): Likewise.
1162 2010-06-18 Rafael Espindola <espindola@google.com>
1164 * plugin.cc (add_input_file,add_input_library)
1165 (Plugin_manager::add_input_file): Make filename arguments const.
1166 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1169 2010-06-16 Doug Kwan <dougkwan@google.com>
1171 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1172 .ARM.attributes section if we have not merged any input
1173 attributes sections.
1175 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1177 * arm.cc: Allow combining objects with no EABI version
1180 2010-06-15 Rafael Espindola <espindola@google.com>
1182 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1184 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1186 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1187 (struct iovec): Correct !HAVE_READV definition.
1189 2010-06-10 Cary Coutant <ccoutant@google.com>
1191 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1192 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1194 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1197 * symtab.h (Symbol::is_placeholder): New member function.
1198 * target-reloc.h (relocate_section): Check for placeholder symbols.
1200 * testsuite/Makefile.am (plugin_test_8): New test.
1201 (plugin_test_9): New test.
1202 * testsuite/Makefile.in: Regenerate.
1204 2010-06-09 Nick Clifton <nickc@redhat.com>
1206 * yyscript.y (input_list_element): Allow strings prefixed with
1207 the '-' character. Treat these as libraries.
1208 * script.cc (script_add_library): New function. Adds a library
1209 specified by "-l<name>" found in an input script.
1210 * script-c.h: Add prototype for script_add_library.
1212 2010-06-07 Doug Kwan <dougkwan@google.com>
1214 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1215 Restrict stub-group size to be within long conditional branch
1216 range when working around cortex-A8 erratum.
1218 2010-06-07 Damien Diederen <dd@crosstwine.com>
1220 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1223 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1227 (Output_section::Input_section_sort_entry::compare_section_ordering):
1228 Change to return non-zero correctly.
1229 (Output_section::Input_section_sort_section_order_index_compare
1230 ::operator()): Change to fix ambiguity in comparisons.
1232 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1234 * gold.h (is_wildcard_string): New function.
1235 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1236 (Layout::layout_eh_frame): Ditto.
1237 (Layout::find_section_order_index): New method.
1238 (Layout::read_layout_from_file): New method.
1239 * layout.h (Layout::find_section_order_index): New method.
1240 (Layout::read_layout_from_file): New method.
1241 (Layout::input_section_position_): New private member.
1242 (Layout::input_section_glob_): New private member.
1243 * main.cc (main): Call read_layout_from_file here.
1244 * options.h (--section-ordering-file): New option.
1245 * output.cc (Output_section::input_section_order_specified_): New
1247 (Output_section::Output_section): Initialize new member.
1248 (Output_section::add_input_section): Add new parameter.
1249 Keep input sections when --section-ordering-file is used.
1250 (Output_section::set_final_data_size): Sort input sections when
1251 section ordering file is specified.
1252 (Output_section::Input_section_sort_entry): Add new parameter.
1254 (Output_section::Input_section_sort_entry::compare_section_ordering):
1256 (Output_section::Input_section_sort_compare::operator()): Change to
1257 consider section_order_index.
1258 (Output_section::Input_section_sort_init_fini_compare::operator()):
1259 Change to consider section_order_index.
1260 (Output_section::Input_section_sort_section_order_index_compare
1261 ::operator()): New method.
1262 (Output_section::sort_attached_input_sections): Change to sort
1263 according to section order when specified.
1264 (Output_section::add_input_section<32, true>): Add new parameter.
1265 (Output_section::add_input_section<64, true>): Add new parameter.
1266 (Output_section::add_input_section<32, false>): Add new parameter.
1267 (Output_section::add_input_section<64, false>): Add new parameter.
1268 * output.h (Output_section::add_input_section): Add new parameter.
1269 (Output_section::input_section_order_specified): New
1271 (Output_section::set_input_section_order_specified): New method.
1272 (Input_section::Input_section): Initialize section_order_index_.
1273 (Input_section::section_order_index): New method.
1274 (Input_section::set_section_order_index): New method.
1275 (Input_section::section_order_index_): New member.
1276 (Input_section::Input_section_sort_section_order_index_compare): New
1278 (Output_section::input_section_order_specified_): New member.
1279 * script-sections.cc (is_wildcard_string): Delete and move modified
1281 (Output_section_element_input::Output_section_element_input): Modify
1282 call to is_wildcard_string.
1283 (Output_section_element_input::Input_section_pattern
1284 ::Input_section_pattern): Ditto.
1285 (Output_section_element_input::Output_section_element_input): Ditto.
1286 * testsuite/Makefile.am (final_layout): New test case.
1287 * testsuite/Makefile.in: Regenerate.
1288 * testsuite/final_layout.cc: New file.
1289 * testsuite/final_layout.sh: New file.
1291 2010-06-01 Rafael Espindola <espindola@google.com>
1293 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1295 2010-06-01 Rafael Espindola <espindola@google.com>
1297 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1298 visibility of symbols.
1300 2010-05-27 Doug Kwan <dougkwan@google.com>
1302 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1303 from start of output section instead of address for a local symbol
1304 in a merged or relaxed section when doing a relocatable link.
1306 2010-05-26 Rafael Espindola <espindola@google.com>
1309 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1310 adding sections the garbage collector removed.
1311 * gold/testsuite/Makefile.am: Add test.
1312 * gold/testsuite/Makefile.in: Regenerate.
1313 * gold/testsuite/plugin_test_7.sh: New.
1314 * gold/testsuite/plugin_test_7_1.c: New.
1315 * gold/testsuite/plugin_test_7_2.c: New.
1317 2010-05-26 Rafael Espindola <espindola@google.com>
1319 * script-sections.cc (Output_section_definition::set_section_addresses):
1320 Check for --section-start.
1322 2010-05-26 Doug Kwan <dougkwan@google.com>
1324 * arm.cc (Arm_scan_relocatable_relocs): New class.
1325 (Target_arm::relocate_special_relocatable): New method.
1326 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1327 (Arm_relocate_functions::thumb_branch_common): Same.
1328 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1329 instead of Default_scan_relocatable_relocs.
1330 * target-reloc.h (relocate_for_relocatable): Let target handle
1331 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1332 * target.h (Sized_target::relocate_special_relocatable): New method.
1334 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1336 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1338 2010-05-23 Doug Kwan <dougkwan@google.com>
1340 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1342 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1343 with a direct branch, not a conditional branch, to a stub.
1344 * merge.cc (Output_merge_base::record_input_section): New method
1346 (Output_merge_data::do_add_input_section): Record input section if
1347 keeps-input-sections flag is set.
1348 (Output_merge_string::do_add_input_section): Ditto.
1349 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1350 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1352 (Output_merge_base::keeps_input_sections,
1353 Output_merge_base::set_keeps_input_sections,
1354 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1356 (Output_merge_base::Input_sections): New type declaration.
1357 (Output_merge_base::input_sections_begin,
1358 Output_merge_base::input_sections_end,
1359 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1360 (Output_merge_base::bool keeps_input_sections_,
1361 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1362 Output_merge_base::input_sections_): New data members.
1363 (Output_merge_data::do_set_keeps_input_sections): New method
1365 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1366 * output.cc (Output_section::Input_section::relobj): Move method
1367 defintion from class declaration to here and handle merge sections.
1368 (Output_section::Input_section::shndx): Ditto.
1369 (Output_section::Output_section): Remove initializations of removed
1370 data members and initialize new data member LOOKUP_MAPS_.
1371 (Output_section::add_input_section): Set keeps-input-sections flag
1372 for a newly created merge output section as appropriate. Adjust code
1373 to use Output_section_lookup_maps class.
1374 (Output_section::add_relaxed_input_section): Adjst code for lookup
1375 maps code refactoring.
1376 (Output_section::add_merge_input_section): Add a new parameter
1377 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1378 class. If adding input section to a newly created merge output
1379 section fails, remove the new merge section.
1380 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1381 Adjust code for use of the Output_section_lookup_maps class.
1382 (Output_section::find_merge_section): Ditto.
1383 (Output_section::build_lookup_maps): New method defintion.
1384 (Output_section::find_relaxed_input_section): Adjust code to use
1385 Output_section_lookup_maps class.
1386 (Output_section::get_input_sections): Export merge sections. Adjust
1387 code to use Output_section_lookup_maps class.
1388 (Output_section:::add_script_input_section): Adjust code to use
1389 Output_section_lookup_maps class. Update lookup maps for merge
1391 (Output_section::discard_states): Use Output_section_lookup_maps.
1392 (Output_section::restore_states): Same.
1393 * output.h (Merge_section_properties): Move class defintion out of
1395 (Output_section_lookup_maps): New class.
1396 (Output_section::Input_section::is_merge_section): New method
1398 (Output_section::Input_section::relobj): Move defintion out of class
1399 defintion. Declare method only.
1400 (Output_section::Input_section::shndx): Ditto.
1401 (Output_section::Input_section::output_merge_base): New method defintion.
1402 (Output_section::Input_section::u2_.pomb): New union field.
1403 (Output_section::Merge_section_by_properties_map,
1404 Output_section::Output_section_data_by_input_section_map,
1405 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1407 (Output_section::add_merge_input_section): Add new parameter
1408 KEEPS_INPUT_SECTIONS.
1409 (Output_section::build_lookup_maps): New method declaration.
1410 (Output_section::merge_section_map_,
1411 Output_section::merge_section_by_properties_map_,
1412 Output_section::relaxed_input_section_map_,
1413 Output_section::is_relaxed_input_section_map_valid_): Remove data
1415 (Output_section::lookup_maps_): New data member.
1417 2010-05-21 Doug Kwan <dougkwan@google.com>
1420 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1421 avoid a compilation error.
1423 2010-05-19 Rafael Espindola <espindola@google.com>
1425 * script-sections.cc (Output_section_definition::allocate_to_segment):
1426 Update the phdrs_list even when the output section is NULL.
1427 * testsuite/Makefile.am: Add test.
1428 * testsuite/Makefile.in: Regenerate.
1429 * testsuite/script_test_9.cc: New.
1430 * testsuite/script_test_9.sh: New.
1431 * testsuite/script_test_9.t: New.
1433 2010-05-19 Doug Kwan <dougkwan@google.com>
1435 * arm.cc (Arm_input_section::original_size): New method.
1436 (Arm_input_section::do_addralign): Add a cast.
1437 (Arm_input_section::do_output_offset): Remove static cast.
1438 (Arm_input_section::original_addralign,
1439 Arm_input_section::original_size_): Change type to uint32_t.
1440 (Arm_input_section::init): Add safe casts for section alignment
1442 (Arm_input_section::set_final_data_size): Do not set address and
1443 offset of stub table.
1444 (Arm_output_section::fix_exidx_coverage): Change use of of
1445 Output_section::Simple_input_section to that of
1446 Output_section::Input_section.
1447 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1448 except for the first pass.
1449 * output.cc (Output_section::get_input_sections): Change type of
1450 input_sections to std::list<Input_section>.
1451 (Output_section::add_script_input_section): Rename from
1452 Output_section::add_simple_input_section. Change type of SIS
1453 parameter from Simple_input_section to Input_section.
1454 * output.h (Output_section::Simple_input_section): Remove class.
1455 (Output_section::Input_section): Change class visibility to public.
1456 (Output_section::Input_section::addralign): Use stored alignments
1457 for special input sections if set.
1458 (Output_section::Input_section::set_addralign): New method.
1459 (Output_section::get_input_sections): Change parameter type from
1460 list of Simple_input_section to list of Input_section.
1461 (Output_section::add_script_input_section): Rename from
1462 Output_section::add_simple_input_section. Change first parameter's
1463 type from Simple_input_section to Input_section and remove the
1464 second and third parameters.
1465 * script-sections.cc (Input_section::Input_section_list): Change
1466 type to list of Output_section::Input_section/
1467 (Input_section_info::Input_section_info): Change parameter type of
1468 INPUT_SECTION to Output_section::Input_section.
1469 (Input_section_info::input_section): Change return type.
1470 (Input_section_info::input_section_): Change type to
1471 Output_section::Input_section.
1472 (Output_section_element_input::set_section_addresses): Adjust code
1473 to use Output_section::Input_section instead of
1474 Output_section::Simple_input_section. Adjust code for renaming
1475 of Output_section::add_simple_input_section.
1476 (Orphan_output_section::set_section_addresses): Ditto.
1478 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1480 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1481 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1483 2010-05-18 Rafael Espindola <espindola@google.com>
1485 * options.cc (General_options::finalize): Handle -nostdlib.
1486 * options.h (nostdlib): New option.
1487 * script.cc (script_add_search_dir): Handle -nostdlib.
1489 2010-05-12 Doug Kwan <dougkwan@google.com>
1491 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1492 attributes section only if there no attributes section after merging.
1493 (Target_arm::merge_object_attributes): Move value of
1494 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1495 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1496 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1497 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1498 and arm_attr_merge_7.stdout.
1499 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1500 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1501 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1502 arm_attr_merge_7b.o): New rules.
1503 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1505 * testsuite/Makefile.in: Regenerate.
1506 * testsuite/arm_attr_merge.sh: New file.
1507 * testsuite/arm_attr_merge_[67][ab].s: Same.
1509 2010-05-05 Nick Clifton <nickc@redhat.com>
1511 * po/es.po: Updated Spanish translation.
1513 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1515 * Makefile.am (install-exec-local): Properly install gold as
1516 default cross linker.
1517 * Makefile.in: Regenerated.
1519 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1520 Nick Clifton <nickc@redhat.com>
1522 * configure.ac (install_as_default): Define and set to false
1523 unless --enable-gold or --enable-gold=both/gold has been
1525 * configure: Regenerate.
1527 * Makefile.am (install-exec-local): Install the executable as
1528 'ld.gold'. If install_as_default is true then also install it as
1530 * Makefile.in: Regenerated.
1532 2010-04-24 Ian Lance Taylor <iant@google.com>
1534 * layout.cc (Layout::layout_reloc): In relocatable link don't
1535 combine reloc sections for grouped sections.
1537 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1539 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1540 sections that are not ordinary to icf.
1541 * icf.cc (get_section_contents): Handle relocation pointing to section
1542 with no object or shndx information.
1543 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1544 * testsuite/Makefile.in: Regenerate.
1545 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1546 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1548 2010-04-22 Ian Lance Taylor <iant@google.com>
1550 * expression.cc (Expression::Expression_eval_info): Add
1551 result_alignment_pointer field.
1552 (Expression::eval_with_dot): Add result_alignment_pointer
1553 parameter. Change all callers.
1554 (Expression::eval_maybe_dot): Likewise.
1555 (class Binary_expression): Add alignment_pointer parameter to
1556 left_value and right_value. Change all callers.
1557 (BINARY_EXPRESSION): Set result alignment.
1558 (class Trinary_expression): Add alignment_pointer parameter to
1559 arg2_value and arg3_value. Change all callers.
1560 (Trinary_cond::value): Set result alignment.
1561 (Max_expression::value, Min_expression::value): Likewise.
1562 (Align_expression::value): Likewise.
1563 * script-sections.cc (class Sections_element): Add dot_alignment
1564 parameter to set_section_addresses virtual function. Update
1566 (class Output_section_element): Likewise.
1567 (Script_sections::create_segments): Add dot_alignment parameter.
1569 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1570 (Script_sections::set_phdrs_clause_addresses): Likewise.
1571 * script-sections.h: Update declarations.
1572 * script.h: Update declarations.
1573 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1575 * testsuite/script_test_3.t: Set large alignment.
1576 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1577 segment has expected alignment.
1579 2010-04-22 Nick Clifton <nickc@redhat.com>
1581 * po/gold.pot: Updated by the Translation project.
1582 * po/vi.po: Updated Vietnamese translation.
1584 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1586 * testsuite/Makefile.am (check_PROGRAMS): Add
1587 icf_virtual_function_folding_test.
1588 * testsuite/Makefile.in: Regenerated.
1590 2010-04-15 Andrew Haley <aph@redhat.com>
1592 * options.h (merge_exidx_entries): New option.
1593 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1594 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1595 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1596 (Target_arm::merge_exidx_entries): New function.
1597 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1598 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1599 to Arm_exidx_fixup constructor.
1600 Add new arg, merge_exidx_entries.
1601 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1602 Arm_output_section::fix_exidx_coverage.
1604 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1606 * icf.cc (get_section_contents): Check for preemptible functions.
1607 Ignore addend when appropriate.
1608 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1610 (add_from_relobj): Check for section folded.
1611 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1612 * symtab.h (should_add_dynsym_entry): Add new parameter.
1613 * target-reloc.h (scan_relocs): Check for section folded.
1614 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1615 Check reloc types for function pointers in shared objects.
1616 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1618 (icf_preemptible_functions_test): New test case.
1619 (icf_string_merge_test): New test case.
1620 * testsuite.Makefile.in: Regenerate.
1621 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1622 bar_glob. Refactor code.
1623 * testsuite/icf_preemptible_functions_test.cc: New file.
1624 * testsuite/icf_preemptible_functions_test.sh: New file.
1625 * testsuite/icf_string_merge_test.cc: New file.
1626 * testsuite/icf_string_merge_test.sh: New file.
1627 * testsuite/icf_virtual_function_folding_test.cc: New file.
1628 * testsuite/icf_virtual_function_folding_test.sh: New file.
1630 2010-04-14 Doug Kwan <dougkwan@google.com>
1632 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1633 for local symbol recounting if we remove a section due to ICF.
1634 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1635 there are no regular objects in input.
1637 2010-04-13 Doug Kwan <dougkwan@google.com>
1639 * arm.cc (Arm_input_section::set_final_data_size): Compute
1640 accurate final data size instead of using current data size.
1642 2010-04-09 Doug Kwan <dougkwan@google.com>
1644 * layout.cc (Layout::choose_output_section): Handle script section
1646 (Layout::make_output_section_for_script): Add section type parameter.
1647 Handle script section types.
1648 * layout.h (Layout::make_output_section_for_script): Add section
1650 * output.cc (Output_section::Output_section): Initialize data member
1652 (Output_section::do_reset_address_and_file_offset): Do not set address
1653 to 0 if section is a NOLOAD section.
1654 * output.h (Output_section::is_noload): New method.
1655 (Output_section::set_is_noload): Ditto.
1656 (Output_section::is_noload_): New data member.
1657 * script-c.h (Script_section_type): New enum type.
1658 (struct Parser_output_section_header): Add new file section_type.
1659 * script-sections.cc (Sections_element::output_section_name): Add
1660 parameter for returning script section type.
1661 (Output_section_definition::output_section_name): Ditto.
1662 (Output_section_definition::section_type)P; New method.
1663 (Output_section_definiton::script_section_type_name): Ditto.
1664 (Output_section_definition::script_section_type_): New data member.
1665 (Output_section_definition::Output_section_definition): Initialize
1666 data member Output_section_definition::script_section_type_.
1667 (Output_section_definition::create_sections): Pass script section type
1668 to Layout::make_output_section_for_script.
1669 (Output_section_definition::output_section_name): Return script
1670 section type to caller.
1671 (Output_section_definition::set_section_address): Do not advance
1672 dot value and load address if section type is NOLOAD. Set address
1673 of NOLOAD sections regardless of section flags.
1674 (Output_section_definition::print): Print section type if it is
1675 not SCRIPT_SECTION_TYPE_NONE.
1676 (Output_section_definition::section_type): New method.
1677 (Output_section_definition::script_section_type_name): Ditto.
1678 (Script_sections::output_section_name): Add new parameter
1679 PSECTION_TYPE for returning script section type. Pass it to
1680 section elements. Handle discard sections.
1681 (Sort_output_sections::operator()): Handle NOLOAD sections.
1682 * script-sections.h (Script_sections::Section_type): New enum type.
1683 (Script_sections::output_section_name): Add a new parameter for
1684 returning script section type.
1685 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1687 * yyscript.y (union): Add new field SECTION_TYPE.
1688 (COPY, DSECT, INFO, NOLOAD): New tokens.
1689 (opt_address_and_section_type): Change type to output_section_header.
1690 (section_type): New non-terminal
1691 (section_header): Handle section type.
1692 (opt_address_and_section_type): Return section type value.
1694 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1696 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1697 * testsuite/plugin_common_test_2.c (foo): Likewise.
1699 2010-04-08 Doug Kwan <dougkwan@google.com>
1701 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1703 * output.cc (Output_section::add_merge_input_section): Simplify
1704 code and return status of Output_merge_base::add_input_section.
1705 Update merge section map only if Output_merge_base::add_input_section
1708 2010-04-07 Doug Kwan <dougkwan@google.com>
1710 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1711 if section is marked as containing instructions but has no mapping
1713 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1714 correct section index.
1715 (Arm_relobj::find_linked_text_section): Ditto.
1717 2010-04-07 Cary Coutant <ccoutant@google.com>
1719 * archive.cc (include_member): Destroy Read_symbols_data object before
1721 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1722 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1723 (Read_symbols_data::~Read_symbols_data) New destructor.
1724 (Section_relocs::Section_relocs) New constructor.
1725 (Section_relocs::~Section_relocs) New destructor.
1726 (Read_relocs_data::Read_relocs_data) New constructor.
1727 (Read_relocs_data::~Read_relocs_data) New destructor.
1728 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1729 pointers to NULL after deleting.
1731 2010-04-07 Doug Kwan <dougkwan@google.com>
1733 * arm.cc: Replace "endianity" with "endianness" in comments.
1734 (Arm_exidx_cantunwind): Ditto.
1735 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1736 (Arm_relobj::merge_flags_and_attributes): New method.
1737 (Arm_relobj::merge_flags_and_attributes_): New data member.
1738 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1739 (Arm_relobj::scan_sections_for_stubs): Ditto.
1740 (Arm_relobj::do_read_symbols): Check to see if we really want to
1741 merge processor-specific flags and attributes. Exit early if
1742 an object is empty except for section names and the undefined symbol.
1743 (Target_arm::do_finalize_sections): Move check for ELF format to
1744 Arm_relobj::do_read_symbols. Merge processor specific flags and
1745 attributes from a regular object only when we have determined that
1746 it is aapropriate. Do not create an .ARM.attributes section in
1747 output if there is no regular input object.
1748 (Target_arm::merge_processor_specific_flags): Check
1749 --warn-mismatch before printing any error.
1750 (Target_arm::merge_object_attributes): Ditto.
1751 * gold.cc (queue_middle_tasks): Handle the case in which there is
1752 no regular object in input.
1753 * options.cc (General_options::parse_EB): New method.
1754 (General_options::parse_EL): Same.
1755 (General_options::General_options): Initialize endianness_.
1756 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1758 (General_options::Endianness): New enum.
1759 (General_options::endianness): New method.
1760 (General_options::endianness_): New data member.
1761 * parameters.cc (Parameters::set_options): Check target endianness.
1762 (Parameters::set_target_once): Ditto.
1763 (Parameters::check_target_endianness): New method.
1764 (parameters_force_valid_target): If either -EL or -EB is specified,
1765 use it to define endianness of default target.
1766 * parameters.h (Parameters::check_target_endianness): New method
1768 * target.h (class Target): Change "endianity" to "endianness"
1771 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1773 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1774 * configure: Regenerate.
1775 * Makefile.in: Regenerate.
1776 * testsuite/Makefile.in: Regenerate.
1778 2010-04-06 Cary Coutant <ccoutant@google.com>
1781 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1782 prevailing definitions of common symbols.
1783 * testsuite/plugin_test_6.sh: New test case.
1784 * testsuite/plugin_common_test_1.c: New test case.
1785 * testsuite/plugin_common_test_2.c: New test case.
1786 * testsuite/Makefile.am (plugin_test_6): New test case.
1787 * testsuite/Makefile.in: Regenerate.
1789 2010-04-06 Nick Clifton <nickc@redhat.com>
1791 * po/vi.po: New Vietnamese translation.
1793 2010-03-30 Doug Kwan <dougkwan@google.com>
1795 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1797 2010-03-25 Doug Kwan <dougkwan@google.com>
1799 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1800 to avoid a conversion warning on a 32-bit host.
1802 2010-03-24 Ian Lance Taylor <iant@google.com>
1804 * testsuite/script_test_3.t: Add a TLS segment.
1805 * testsuite/Makefile.am (check_PROGRAMS): Add
1806 tls_phdrs_script_test.
1807 (tls_phdrs_script_test_SOURCES): Define.
1808 (tls_phdrs_script_test_DEPENDENCIES): Define.
1809 (tls_phdrs_script_test_LDFLAGS): Define.
1810 (tls_phdrs_script_test_LDADD): Define.
1811 * testsuite/Makefile.in: Rebuild.
1813 2010-03-23 Cary Coutant <ccoutant@google.com>
1815 * fileread.cc (find_or_make_view): Fix comment.
1817 2010-03-23 Ian Lance Taylor <iant@google.com>
1819 * script-sections.cc (class Orphan_section_placement): Define
1820 PLACE_TLS and PLACE_TLS_BSS.
1821 (Orphan_section_placement::Orphan_section_placement): Initialize
1823 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1824 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1825 (tls_script_test_SOURCES): Define.
1826 (tls_script_test_DEPENDENCIES): Define.
1827 (tls_script_test_LDFLAGS): Define.
1828 (tls_script_test_LDADD): Define.
1829 * testsuite/Makefile.in: Rebuild.
1831 2010-03-22 Doug Kwan <dougkwan@google.com>
1833 * arm.cc (Arm_relocate_functions::abs8,
1834 Arm_relocate_functions::abs16): Use correct check for overflow
1835 specified in the ARM ELF specs.
1836 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1837 target of a BLX instruction specially.
1838 (Reloc_stub::stub_type_for_reloc): Ditto.
1839 (Relocate::relocate): Use symbolic names instead of numeric relocation
1840 codes to report error.
1841 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1843 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1844 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1845 thumb2_blx_out_of_range.stdout
1846 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1847 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1848 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1849 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1850 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1851 thumb2_blx_in_range, thumb2_blx_in_range.o,
1852 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1853 thumb2_blx_out_of_range.o): New rules.
1854 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1855 thumb2_blx_in_range and thumb2_blx_out_of_range.
1856 * testsuite/Makefile.in: Regenerate.
1857 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1858 * testsuite/thumb_blx_in_range.s: New file.
1859 * testsuite/thumb_blx_out_of_range.s: New file.
1861 2010-03-22 Rafael Espindola <espindola@google.com>
1863 * archive.cc (Should_include): Move to archive.h.
1864 (should_include_member): Make it a member of Archive.
1866 (Add_lib_group_symbols): New.
1867 * archive.h: Include options.h.
1868 (Archive_member): Moved from Archive.
1869 (Should_include): Moved from archive.cc.
1871 (Add_lib_group_symbols): New.
1872 * dynobj.cc (do_should_include_member): New.
1873 * dynobj.h (do_should_include_member): New.
1874 * gold.cc (queue_initial_tasks): Update call to queue.
1875 * main.cc (main): Print lib group stats.
1876 * object.cc (do_should_include_member): New.
1877 * object.h: Include archive.h.
1878 (Object::should_include_member): New.
1879 (Object::do_should_include_member): New.
1880 (Sized_relobj::do_should_include_member): New.
1881 * options.cc (General_options::parse_start_lib): New.
1882 (General_options::parse_end_lib): New.
1883 (Input_arguments::add_file): Handle lib groups.
1884 (Input_arguments::start_group): Check we are not in a lib.
1885 (Input_arguments::start_lib): New.
1886 (Input_arguments::end_lib): New.
1887 * options.h (General_options): Add start_lib and end_lib.
1888 (Input_argument::lib_): New.
1889 (Input_argument::lib): New.
1890 (Input_argument::is_lib): New.
1891 (Input_file_lib): New.
1892 (Input_arguments::in_lib_): New.
1893 (Input_arguments::in_lib): New.
1894 (Input_arguments::start_lib): New.
1895 (Input_arguments::end_lib_): New.
1896 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1897 in unused members as preempted.
1898 (Sized_pluginobj::do_should_include_member): New.
1899 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1900 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1902 (Read_symbols::do_whole_lib_group): New.
1903 (Read_symbols::do_lib_group): New.
1904 (Read_symbols::do_read_symbols): Handle lib groups.
1905 (Read_symbols::get_name): Handle lib groups.
1906 * readsyms.h (Read_symbols): Add an archive member pointer.
1907 (Read_symbols::do_whole_lib_group): New.
1908 (Read_symbols::do_lib_group): New.
1909 (Read_symbols::member_): New.
1910 * script.cc (read_input_script): Update call to queue_soon.
1912 2010-03-19 Doug Kwan <dougkwan@google.com>
1914 * arm.cc (Stub_table::Stub_table): Initialize new data members
1915 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1916 (Stub_table::add_reloc_stub): Assign stub offset and update
1917 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1918 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1920 (Stub_table::update_data_size_and_addralign): Use
1921 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1922 instead of going over all reloc stubs.
1923 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1924 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1925 Stringpool_template::offset_ to size of Stringpool_char.
1926 (Stringpool_template::new_key_offset): Remove code to initialize
1927 Stringpool_template::offset_.
1928 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1929 Stringpool_template::offset_ to zero.
1931 2010-03-15 Doug Kwan <dougkwan@google.com>
1933 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1935 (Stringpool_template::new_key_offset): New method.
1936 (Stringpool_template::add_string): Assign offsets when adding new
1938 (Stringpool_template::set_string_offsets): Do not set string offsets
1939 when not optimizing.
1940 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1942 (Chunked_vector::clear): Clear size_.
1943 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1944 (Chunked_vector::size): Return size_.
1945 (Chunked_vector::push_back): Use size_ to find insert position.
1946 (Chunked_vector::size_): New data member.
1947 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1948 (Stringpool_template::new_key_offset): New method declaration.
1949 (Stringpool_template::offset_): New data member.
1951 2010-03-15 Rafael Espindola <espindola@google.com>
1953 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1954 Add_symbols' constructor.
1955 * readsyms.h (Add_symbols): Remove the input_group member.
1957 2010-03-10 Ian Lance Taylor <iant@google.com>
1959 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1960 target to ask whether a reference to a symbol requires a stack
1962 * target.h (Target::is_call_to_non_split): New function.
1963 (Target::do_is_call_to_non_split): Declare virtual function.
1964 * target.cc: Include "symtab.h".
1965 (Target::do_is_call_to_non_split): New function.
1966 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1968 2010-03-10 Cary Coutant <ccoutant@google.com>
1970 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1971 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1972 (File_read::open[2]): Add whole_file_view_ to list of views.
1973 (File_read::make_view): Remove test of whole_file_view_.
1974 (File_read::find_or_make_view): Create whole_file_view_ if
1976 (File_read::clear_views): Replace bool parameter with enum;
1977 adjust all callers. Don't delete views with permanent data;
1978 do delete cached views and views from archives if
1979 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1980 if clearing the corresponding view.
1981 * fileread.h (File_read::Clear_views_mode): New enum.
1982 (File_read::View::is_permanent_view): New method.
1983 (File_read::clear_views): Replace bool parameter
1984 with enum; adjust all callers.
1985 * options.h (General_options): Change keep_files_mapped option;
1986 add map_whole_files.
1987 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1989 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1992 2010-03-10 David S. Miller <davem@davemloft.net>
1994 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1996 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1998 * icf.cc (get_section_contents): Add '@' marker after processing the
2001 2010-03-08 Doug Kwan <dougkwan@google.com>
2003 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2004 due to a conversion warning.
2005 (Arm_relobj::update_output_local_symbol_count): Check for local
2006 symbol with unset output index.
2008 2010-03-05 Ian Lance Taylor <iant@google.com>
2010 * options.h (class General_options): Add --spare-dynamic-tags.
2011 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2012 --spare-dynamic-tags.
2014 2010-03-05 Ian Lance Taylor <iant@google.com>
2016 * incremental.cc: Include "libiberty.h".
2018 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2020 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2021 function, is_info_ member.
2022 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2023 (Versions::Versions): Update caller.
2024 (Versions::define_base_version): Likewise.
2025 (Versions::add_def): Likewise.
2027 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2029 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2030 (Scan::possible_function_pointer_reloc): New function.
2031 (Scan::local_reloc_may_be_function_pointer): Change to call
2032 possible_function_pointer_reloc.
2033 (Scan::global_reloc_may_be_function_pointer): Ditto.
2034 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2035 relocations in ".data.rel.ro._ZTV" section.
2036 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2037 * testsuite/icf_safe_so_test.cc: Ditto.
2038 * testsuite/icf_safe_test.cc: Ditto.
2039 * testsuite/icf_safe_test.sh: Ditto.
2041 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2042 Ian Lance Taylor <iant@google.com>
2044 * target-reloc.h (relocate_section): Check the symbol table index
2045 for -1U before setting the local symbol index.
2046 (scan_relocatable_relocs): If copying the relocation, record that
2047 the local symbol is required.
2048 * object.h (Symbol_value::is_output_symtab_index_set): New
2050 (Symbol_value::may_be_discarded_from_output_symtab): New
2052 (Symbol_value::has_output_symtab_entry): New function.
2053 (Symbol_value::needs_output_symtab_entry): Remove.
2054 (Symbol_value::output_symtab_index): Make sure the symbol index is
2056 (Symbol_value::set_output_symtab_index): Make sure the symbol
2057 index is not set. Make sure the new index is valid.
2058 (Symbol_value::set_must_have_output_symtab_entry): New function.
2059 (Symbol_value::has_output_dynsym_entry): New function.
2060 (Symbol_value::set_output_dynsym_index): Make sure the new index
2062 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2063 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2064 local symbol if permitted.
2065 (Sized_relobj::do_finalize_local_symbols): Call
2066 is_output_symtab_index_set rather than needs_output_symtab_entry.
2067 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2068 rather than needs_output_symtab_entry. Call
2069 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2070 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2071 is_output_symtab_index_set rather than needs_output_symtab_entry.
2072 * testsuite/discard_locals_relocatable_test.c: New file.
2073 * testsuite/discard_locals_test.sh: Test -r.
2074 * testsuite/Makefile.am (check_DATA): Add
2075 discard_locals_relocatable_test1.syms,
2076 discard_local_relocatable_test2.syms.
2077 (MOSTLYCLEANFILES): Likewise. Also add
2078 discard_locals_relocatable_test1.lout and
2079 discard_locals_relocatable_test2.out.
2080 (discard_locals_relocatable_test1.syms): New target.
2081 (discard_locals_relocatable_test.o): New target.
2082 (discard_locals_relocatable_test1.out): New target.
2083 (discard_locals_relocatable_test2.syms): New target.
2084 (discard_locals_relocatable_test2.out): New target.
2085 (various): Add missing ../ld-new dependencies.
2086 * testsuite/Makefile.in: Rebuild.
2088 2010-03-03 Nick Clifton <nickc@redhat.com>
2090 * po/fi.po: New Finnish translation.
2092 2010-03-01 Doug Kwan <dougkwan@google.com>
2094 * layout.cc (Layout::Layout): Force section types of .init_array*,
2095 .preinit_array* and .fini_array* sections.
2096 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2097 Fix check of return value of std::string::find.().
2098 (Output_section::Input_section_sort_compare::operator()): Remove
2099 comment about .init_array.
2100 (Output_section::Input_section_sort_init_fini_compare::operator()):
2102 (Output_section::sort_attached_input_sections): Handle .init_array
2103 and .fini_array specially.
2104 * output.h (Output_section::Inut_section_sort_compare): Update
2106 (Output_section::Input_section_sort_init_fini_compare): New struct.
2108 2010-02-26 Doug Kwan <dougkwan@google.com>
2110 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2111 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2112 * testsuite/debug_msg.sh: Avoid matching source line number for
2113 use of global variable undef_int.
2115 2010-02-26 Doug Kwan <dougkwan@google.com>
2117 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2118 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2119 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2120 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2121 * options.cc (General_options::General_options): Initialize member
2123 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2124 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2125 and rm_no_fix_v4bx.stdout
2126 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2127 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2128 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2129 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2130 and arm_no_fix_v4bx.
2131 * Makefile.in: Regenerate.
2132 * testsuite/arm_fix_v4bx.s: New file.
2133 * testsuite/arm_fix_v4bx.sh: Ditto.
2135 2010-02-24 Doug Kwan <dougkwan@google.com>
2137 * arm.cc (Target_arm::got_section): Make the .got section the first
2138 non RELRO section in the data segment.
2139 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2140 suffixes of section names.
2142 2010-02-24 Doug Kwan <dougkwan@google.com>
2144 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2145 flags and attributes merging if an input file is a binary file.
2146 * fileread.cc (Input_file::open): Record format of original file.
2147 * fileread.h (Input_file::Format): New enum type.
2148 (Input_file::Input_file): Initialize data member format_.
2149 (Input_file::format): New method definition.
2150 (Input_file::format_):: New data member.
2152 2010-02-24 Doug Kwan <dougkwan@google.com>
2154 * arm.cc (Arm_output_data_got): New class.
2155 (ARM_TCB_SIZE): New constant
2156 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2157 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2158 If user uses a script with a SECTIONS clause, issue only a warning
2159 for a misplaced EXIDX input section. Otherwise, issue an error.
2160 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2162 (Target_arm::got_mode_index_entry): Handle static linking.
2163 (Target_arm::Scan::local): Ditto.
2164 (Target_arm::Scan::global): Ditto.
2165 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2166 all incorrectly implemented relocations.
2167 (Target_arm::fix_exidx_coverage): Pass layout to
2168 Arm_output_section::fix_exidx_coverage.
2169 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2170 from ".ARM.exidx." and ".ARM.extab.".
2172 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2174 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2175 section if it does not already exist.
2176 * attributes.cc (Attributes_section_data::Attributes_section_data):
2177 Don't crash if size is zero.
2179 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2180 Ian Lance Taylor <iant@google.com>
2182 * gold.cc (queue_middle_tasks): If no input files were opened,
2184 * workqueue.h (Task_function::Task_function): Assert that there is
2187 2010-02-22 Doug Kwan <dougkwan@google.com>
2189 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2190 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2191 types to avoid warnings due to different uint64_t implementations
2194 2010-02-21 Doug Kwan <dougkwan@google.com>
2196 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2197 handling of the maximum backward branch offset.
2198 (Arm_relocate_functions::thumb_branch_common): Ditto.
2199 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2200 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2201 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2202 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2203 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2204 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2205 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2206 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2207 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2208 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2209 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2210 thumb2_bl_out_of_range.o): New rules.
2211 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2212 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2213 thumb2_bl_out_of_range
2214 * testsuite/Makefile.in: Regenerate.
2215 * testsuite/arm_bl_in_range.s: New file.
2216 * testsuite/arm_bl_out_of_range.s: Ditto.
2217 * testsuite/arm_branch_in_range.sh: Ditto.
2218 * testsuite/arm_branch_range.t: Ditto.
2219 * testsuite/thumb2_branch_range.t: Ditto.
2220 * testsuite/thumb_bl_in_range.s: Ditto.
2221 * testsuite/thumb_bl_out_of_range.s: Ditto.
2222 * testsuite/thumb_branch_range.t: Ditto.
2224 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2226 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2227 Add reloc offset information.
2228 * icf.cc (get_section_contents): Change iterators to point to the new
2229 vectors. Add reloc offset information to the contents.
2230 * icf.h (Icf::Sections_reachable_info): New typedef.
2231 (Icf::Sections_reachable_list): New typedef.
2232 (Icf::Offset_info): New typedef.
2233 (Icf::Reloc_info): New struct typedef.
2234 (Icf::Reloc_info_list): New typedef.
2235 (Icf::symbol_reloc_list): Delete method.
2236 (Icf::addend_reloc_list): Delete method.
2237 (Icf::section_reloc_list): Delete method.
2238 (Icf::reloc_info_list): New method.
2239 (Icf::reloc_info_list_): New member.
2241 2010-02-19 Doug Kwan <dougkwan@google.com>
2243 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2244 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2245 * arm.cc (Arm_relocation_functions): New forward declaration.
2246 (Target_arm::Target_arm): Initialize new data members
2247 got_mod_index_offset_ and tls_base_symbol_defined_.
2248 (Target_arm::Relocate::relocate_tls): New method.
2249 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2250 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2252 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2253 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2254 (Target_arm::got_mod_index_offset_,
2255 Target_arm::tls_base_symbol_defined_): New data members.
2256 (Target_arm::Scan::local, Target::Scan::global,
2257 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2260 2010-02-18 Doug Kwan <dougkwan@google.com>
2262 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2263 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2264 text section as a parameter becuase some broken tools may not set
2265 the link in section header.
2266 (Target_arm::has_got_section): New method.
2267 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2268 without any mapping symbol as data only. Remove warning.
2269 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2270 link in its section header, try to discover the link by inspecting the
2271 REL31 relocation at the beginning of the section.
2272 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2274 (Target_arm::Scan::global): Treat any reference to the symbol
2275 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2277 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2279 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2280 (Scan::global_reloc_may_be_function_pointer): New function.
2281 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2282 (Scan::global_reloc_may_be_function_pointer): New function.
2283 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2284 (Scan::global_reloc_may_be_function_pointer): New function.
2285 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2286 (Scan::global_reloc_may_be_function_pointer): New function.
2287 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2288 (Scan::global_reloc_may_be_function_pointer): New function.
2289 (Scan::possible_function_pointer_reloc): New function.
2290 (Target_x86_64::can_check_for_function_pointers): New function.
2291 * gc.h (gc_process_relocs): Scan relocation types to determine if
2292 function pointers were taken for targets that support it.
2293 * icf.cc (Icf::find_identical_sections): Include functions for
2294 folding in safe ICF whose pointer is not taken.
2295 * icf.h (Secn_fptr_taken_set): New typedef.
2296 (fptr_section_id_): New member.
2297 (section_has_function_pointers): New function.
2298 (set_section_has_function_pointers): New function.
2299 (check_section_for_function_pointers): New function.
2300 * options.h: Fix comment for safe ICF option.
2301 * target.h (can_check_for_function_pointers): New function.
2302 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2303 Modify icf_safe_test for X86-64.
2304 * testsuite/Makefile.in: Regenerate.
2305 * testsuite/icf_safe_so_test.cc: New file.
2306 * testsuite/icf_safe_so_test.sh: New file.
2307 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2308 (main): Change to take pointer to function kept_func_3.
2309 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2310 folding is done correctly for X86-64.
2312 2010-02-12 David S. Miller <davem@davemloft.net>
2314 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2315 is_symbolless parameter.
2316 (Output_reloc<SHT_REL>::is_symbolless): New.
2317 (Output_reloc<SHT_REL>::is_symbolless_): New.
2318 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2319 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2320 (Output_reloc<SHT_RELA>::is_symbolless): New.
2321 (Output_data_reloc::add_global): Handle is_symbolless.
2322 (Output_data_reloc::add_global_relative): Likewise.
2323 (Output_data_reloc::add_local): Likewise.
2324 (Output_data_reloc::add_local_relative): Likewise.
2325 (Output_data_reloc::add_symbolless_global_addend): New.
2326 (Output_data_reloc::add_symbolless_local_addend): New.
2327 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2329 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2330 instead of ->is_relative_
2331 (Output_reloc::write): Likewise.
2332 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2333 (Output_reloc::write_rel): Simplify.
2335 * sparc.cc (Target_sparc::Scan::local): Use
2336 ->add_symbolless_local_addend as needed.
2337 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2338 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2339 based upon relocation offset.
2341 2010-02-11 Doug Kwan <dougkwan@google.com>
2343 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2344 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2345 beginning of function.
2346 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2347 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2348 parameter is_32bit in calls to should_apply_static_reloc.
2349 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2350 (check_DATA): Add arm_abs_global.stdout.
2351 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2352 arm_abs_global.stdout): New rules.
2353 (MOSTLLYCLEANFILES): Add arm_abs_global
2354 * Makefile.in: Regenerate.
2355 * testsuite/arm_abs_global.s: New file.
2356 * testsuite/arm_abs_global.sh: Ditto.
2357 * testsuite/arm_abs_lib.s: Ditto.
2359 2010-02-11 Ian Lance Taylor <iant@google.com>
2361 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2363 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2364 Allocate_commons_task first.
2365 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2366 task, rather than symtab_lock_.
2367 (Gc_process_relocs::~Gc_process_relocs): New function.
2368 (Gc_process_relocs::is_runnable): Check this_blocker_.
2369 (Gc_process_relocs::locks): Use next_blocker_ rather than
2371 (Scan_relocs::~Scan_relocs): New function.
2372 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2374 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2376 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2377 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2378 constructor accordingly.
2379 (class Gc_process_relocs): Likewise.
2380 (class Scan_relocs): Likewise.
2381 * common.h (class Allocate_commons_task): Remove symtab_lock_
2382 field, and corresponding constructor parameter.
2383 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2385 (Allocate_commons_task::locks): Likewise.
2387 2010-02-11 Ian Lance Taylor <iant@google.com>
2389 * gold-threads.h (class Once): Define.
2390 (class Initialize_lock): Rewrite as child of Once.
2391 * gold-threads.cc (class Once_initialize): Define.
2392 (once_pointer_control): New static variable.
2393 (once_pointer, once_arg): New static variables.
2394 (c_run_once): New static function.
2395 (Once::Once, Once::run_once, Once::internal_run): New functions.
2396 (class Initialize_lock_once): Remove.
2397 (initialize_lock_control): Remove.
2398 (initialize_lock_pointer): Remove.
2399 (initialize_lock_once): Remove.
2400 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2401 (Initialize_lock::initialize): Rewrite.
2402 (Initialize_lock::do_run_once): New function.
2403 * archive.cc (Archive::interpret_header): Only clear name if it is
2405 * fileread.cc: Include "gold-threads.h"
2406 (file_counts_lock): New static variable.
2407 (file_counts_initialize_lock): Likewise.
2408 (File_read::release): Only increment counts when using --stats.
2409 Use a lock around the increment.
2410 * parameters.cc (class Set_parameters_target_once): Define.
2411 (set_parameters_target_once): New static variable.
2412 (Parameters::Parameters): Move here from parameters.h.
2413 (Parameters::set_target): Rewrite.
2414 (Parameters::set_target_once): New function.
2415 (Parameters::clear_target): Move here and rewrite.
2416 * parameters.h (class Parameters): Update declarations. Add
2417 set_parameters_target_once_ field.
2418 (Parameters::Parameters): Move to parameters.cc.
2419 (Parameters::clear_target): Likewise.
2420 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2422 (Start_group::~Start_group): New function.
2423 (Start_group::is_runnable): New function.
2424 (Start_group::locks, Start_group::run): New functions.
2425 (Finish_group::run): Change saw_undefined to size_t.
2426 * readsyms.h (class Start_group): Define.
2427 (class Finish_group): Change saw_undefined_ field to size_t.
2428 (Finish_group::Finish_group): Remove saw_undefined and
2429 this_blocker parameters. Change all callers.
2430 (Finish_group::set_saw_undefined): New function.
2431 (Finish_group::set_blocker): New function.
2432 * symtab.h (class Symbol_table): Change saw_undefined to return
2433 size_t. Change saw_undefined_ field to size_t.
2434 * target-select.cc (Set_target_once::do_run_once): New function.
2435 (Target_selector::Target_selector): Initialize set_target_once_
2436 field. Don't initialize lock_ and initialize_lock_ fields.
2437 (Target_selector::instantiate_target): Rewrite.
2438 (Target_selector::set_target): New function.
2439 * target-select.h (class Set_target_once): Define.
2440 (class Target_selector): Update declarations. Make
2441 Set_target_once a friend. Remove lock_ and initialize_lock_
2442 fields. Add set_target_once_ field.
2444 2010-02-10 Ian Lance Taylor <iant@google.com>
2446 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2448 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2449 (queue_middle_tasks): Add all blockers before queueing any tasks.
2450 (queue_final_tasks): Likewise.
2451 * token.h (Task_token::add_blockers): New function.
2452 * object.h (Input_objects::number_of_relobjs): New function.
2454 2010-02-10 Ian Lance Taylor <iant@google.com>
2456 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2457 shared, not if not position independent.
2458 * x86_64.cc (Relocate::relocate_tls): Likewise.
2459 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2460 (tls_pie_pic_test): New target.
2461 * testsuite/Makefile.in: Rebuild.
2463 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2464 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2465 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2466 * testsuite/Makefile.in: Rebuild.
2468 2010-02-09 David S. Miller <davem@davemloft.net>
2470 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2471 R_SPARC_RELATIVE using ->add_local_relative().
2472 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2474 * output.h (Output_data_dynamic::add_section_size): New method
2475 that takes two Output_data objects.
2476 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2477 entry param. Handle it in initializers.
2478 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2479 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2480 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2482 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2483 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2484 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2485 for dynrel_includes_plt.
2486 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2487 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2488 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2490 (Target_sparc::do_finalize_sections): Update to pass true for
2491 dynrel_includes_plt.
2492 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2493 output before .rela.plt
2494 (Target_powerpc::do_finalize_sections): Update to pass true for
2495 dynrel_includes_plt when 32-bit.
2497 2010-02-08 Doug Kwan <dougkwan@google.com>
2499 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2501 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2502 Arm_relobj::scan_section_for_cortex_a8_stubs,
2503 Arm_relobj::do_relocation_section): Instead of calling
2504 Output_section::output_address, use faster
2505 Arm_relobj::simple_input_section_output_address.
2507 2010-02-08 David S. Miller <davem@davemloft.net>
2509 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2510 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2511 relocation helper function.
2513 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2514 just like R_SPARC_GOT{10,13,22}.
2515 (Target_sparc::Scan::local): Likewise.
2516 (Target_sparc::Relocate:relocate): Likewise.
2518 2010-02-06 Ian Lance Taylor <iant@google.com>
2520 * configure.ac: Rewrite targetobjs duplicate removal code to use
2521 only shell constructs.
2522 * configure: Rebuild.
2524 2010-02-05 Doug Kwan <dougkwan@google.com>
2527 * arm.cc (Arm_relobj::section_is_scannable): New method.
2528 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2529 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2531 2010-02-04 Doug Kwan <dougkwan@google.com>
2534 * arm-reloc-property.cc (cstdio): Include.
2535 * configure.ac (targetobjs): Remove duplicates.
2536 * configure: Regenerate.
2537 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2538 big and little endian version for a given address size.
2540 2010-02-03 Doug Kwan <dougkwan@google.com>
2542 * arm-reloc-property.cc
2543 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2545 * arm-reloc-property.h
2546 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2547 New method definition.
2548 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2550 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2552 (GOT_PREL): Change implemented to Y.
2553 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2554 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2555 (Arm_relocate_functions::movw_abs_nc): Remove method.
2556 (Arm_relocate_functions::movt_abs): Ditto.
2557 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2558 (Arm_relocate_functions::thm_movt_abs): Ditto.
2559 (Arm_relocate_functions::movw_rel_nc): Ditto.
2560 (Arm_relocate_functions::movw_rel): Ditto.
2561 (Arm_relocate_functions::movt_rel): Ditto.
2562 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2563 (Arm_relocate_functions:thm_movw_rel): Ditto.
2564 (Arm_relocate_functions:thm_movt_rel): Ditto.
2565 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2566 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2567 New method definitions.
2568 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2569 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2570 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2571 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2572 (Target_arm::Relocate::relocate): Check for non-static or
2573 unimplemented relocation code and exit early. Change calls to
2574 Target_arm::reloc_uses_thumb_bit and
2575 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2576 instead. Refactor code to handle similar relocations to increase
2577 code sharing. Remove check for unsupported relocation code in switch
2579 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2580 relocation property table to find out size. Change error message to
2581 print out the name of a relocation code instead of the numeric value.
2582 (Target_arm::scan_reloc_for_stub): Use relocation property table
2583 instead of calling Target_arm::reloc_uses_thumb_bit().
2585 2010-02-02 Doug Kwan <dougkwan@google.com>
2587 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2588 types of relaxed input section.
2590 2010-02-02 Doug Kwan <dougkwan@google.com>
2592 * Makefile.am (HFILES): Add arm-reloc-property.h.
2594 (TARGETSOURCES): Add arm-reloc-property.cc
2595 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2596 (libgold_a_SOURCES): $(DEFFILES)
2597 * Makefile.in: Regenerate.
2598 * arm-reloc-property.cc: New file.
2599 * arm-reloc-property.h: New file.
2600 * arm-reloc.def: New file.
2601 * arm.cc: Update comments.
2602 (arm-reloc-property.h): New included header.
2603 (arm_reloc_property_table): New global variable.
2604 (Target_arm::do_select_as_default_target): New method definition.
2605 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2606 arm-reloc-property to targ_extra_obj.
2607 * parameters.cc (set_parameters_target): Call
2608 Target::select_as_default_target().
2609 * target.h (Target::select_as_default_target): New method definition.
2610 (Target::do_select_as_default_target): Same.
2612 2010-02-01 Doug Kwan <dougkwan@google.com>
2614 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2615 first_output_text_section_.
2616 (Arm_exidx_fixup::first_output_text_section): New method definition.
2617 (Arm_exidx_fixup::first_output_text_section_): New data member.
2618 (Arm_exidx_fixup::process_exidx_section): Record the first text
2619 output section seen.
2620 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2621 and entsize in output section header.
2623 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2625 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2626 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2627 (Arm_relocate_functions::thm_alu11): New Method.
2628 (Arm_relocate_functions::thm_pc8): New Method.
2629 (Arm_relocate_functions::thm_pc12): New Method.
2630 (Target_arm::Scan::local): Handle the relocations.
2631 (Target_arm::Scan::global): Likewise.
2632 (Target_arm::Relocate::relocate): Likewise.
2633 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2635 2010-01-29 Doug Kwan <dougkwan@google.com>
2637 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2638 of relocation types as ld.
2640 2010-01-29 Doug Kwan <dougkwan@google.com>
2642 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2644 (Arm_relocate_functions::thumb_branch_common): Ditto.
2645 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2646 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2647 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2648 Arm_relocate_functions::jump24): Remove.
2649 (Target_arm::Relocate::relocate): Adjust code to call
2650 Arm_relocation_functions::arm_branch_common and
2651 Arm_relocation_functions::thumb_branch_common instead of their removed
2652 wrappers. Merge switch-cases together to reduce source code size.
2654 2010-01-29 Doug Kwan <dougkwan@google.com>
2656 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2657 output_local_symbol_count_needs_update_.
2658 (Arm_relobj::output_local_symbol_count_needs_update,
2659 Arm_relobj::set_output_local_symbol_count_needs_update,
2660 Arm_relobj::update_output_local_symbol_count): New methods.
2661 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2663 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2664 of pointed function as in a R_ARM_PREL31 relocation.
2665 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2666 for output local symbol count updating.
2667 (Target_arm::do_relax): Update output local symbol counts in objects
2669 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2671 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2673 * arm.cc: Added support for the ARM relocations:
2674 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2675 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2676 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2678 (Arm_relocate_functions::movw_rel): New method.
2679 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2680 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2682 (Arm_relocate_functions::thm_movw_rel): New method.
2683 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2685 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2687 (Target_arm::Scan::global): Likewise.
2688 (Target_arm::Relocate::relocate): Likewise.
2689 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2692 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2694 * arm.cc: Added support for ARM group relocations.
2695 (Target_arm::reloc_needs_sym_origin): New method.
2696 (Arm_relocate_functions::calc_grp_kn): New method.
2697 (Arm_relocate_functions::calc_grp_residual): New method.
2698 (Arm_relocate_functions::calc_grp_gn): New method.
2699 (Arm_relocate_functions::arm_grp_alu): New Method.
2700 (Arm_relocate_functions::arm_grp_ldr): New Method.
2701 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2702 (Arm_relocate_functions::arm_grp_ldc): New Method.
2703 (Target_arm::Scan::local): Handle the ARM group relocations.
2704 (Target_arm::Scan::global): Likewise.
2705 (Target_arm::Relocate::relocate): Likewise.
2706 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2709 2010-01-26 Doug Kwan <dougkwan@google.com>
2711 * arm.cc (set): Include.
2712 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2714 (Arm_output_section::Text_section_list): New type.
2715 (Arm_output_section::append_text_sections_to_list): New method.
2716 (Arm_output_section::fix_exidx_coverage): Ditto.
2717 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2718 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2719 Relobj::set_section_offset() instead of
2720 Sized_relobj::invalidate_section_offset().
2721 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2722 parameter for section headers. Ignore relocation sections for
2723 unallocated sections and EXIDX sections.
2724 (Target_arm::fix_exidx_coverage): New method.
2725 (Target_arm::output_section_address_less_than): New type.
2726 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2727 linked text section instead of the EXIDX section.
2728 (Arm_output_section::create_stub_group): Add an assertion to check
2729 that this is not an EXIDX output section.
2730 (Arm_output_section::append_text_sections_to_list): New method.
2731 (Arm_output_section::fix_exidx_coverage): Ditto.
2732 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2733 Arm_relobj::section_needs_reloc_stub_scanning.
2734 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2736 (Target_arm::fix_exidx_coverage): New method.
2737 * object.h (Relobj::set_output_section): New method.
2738 (Sized_relobj::invalidate_section_offset): Remove method.
2739 (Sized_relobj::do_invalidate_section_offset): Remove method.
2740 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2742 2010-01-25 Doug Kwan <dougkwan@google.com>
2744 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2745 Fix warning due to signed and unsigned comparison on a 32-bit host.
2747 2010-01-22 Doug Kwan <dougkwan@google.com>
2749 * arm.cc (Target_arm::do_relax): Record an output section for section
2750 offset adjustment it contains any stub table that has changed.
2751 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2752 offsets in an output section if necessary.
2753 * output.cc (Output_section::Output_section): Initialize
2754 section_offsets_need_adjustments_.
2755 (Output_section::add_input_section_for_script): Renamed to
2756 Output_section::add_simple_input_section.
2757 (Output_section::save_states): Add a comment.
2758 (Output_section::discard_states): New method defintion.
2759 (Output_section::adjust_section_offsets): Same.
2760 * output.h (Output_section::add_input_section_for_script): Renamed to
2761 Output_section::add_simple_input_section.
2762 (Output_section::discard_states): New method declaration.
2763 (Output_section::adjust_section_offsets): Same.
2764 (Output_section::section_offsets_need_adjustment,
2765 Output_section::set_section_offsets_need_adjustment): New method
2767 (Output_section::section_offsets_need_adjustment_): New data member.
2768 * script-sections.cc
2769 (Output_section_element_input::set_section_address): Adjust code for
2770 renaming of Output_section::add_input_section_for_script.
2771 (Orphan_output_section::set_section_address): Same.
2773 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2775 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2776 Fix_v4bx enum values .
2777 * gold/options.h (General_options): New option definitions.
2778 (General_options::fix_v4bx): New method.
2779 (General_options::Fix_v4bx): New enum.
2780 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2781 (General_options::parse_fix_v4bx_interworking): New method.
2783 2010-01-22 Doug Kwan <dougkwan@google.com>
2785 * arm.cc (Arm_exidx_fixup): New class.
2787 2010-01-21 Doug Kwan <dougkwan@google.com>
2789 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2791 (Arm_exidx_section_offset_map): New type.
2793 2010-01-21 Doug Kwan <dougkwan@google.com>
2795 * arm.cc (Arm_exidx_input_section): New class.
2796 (Arm_relobj::exidx_input_section_by_link,
2797 Arm_relobj::exidx_input_section_by_shndx,
2798 Arm_relobj::make_exidx_input_section): New methods.
2799 (read_arm_attributes_section): Remove.
2800 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2801 information about them.
2802 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2805 2010-01-20 Doug Kwan <dougkwan@google.com>
2807 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2808 Input_section_specifier to Section_id.
2809 (Target_arm::new_arm_input_section: Adjust code for change of key
2811 (Target_arm::find_arm_input_section): Ditto.
2812 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2813 (Section_id): Remove.
2814 (Garbage_collection::Section_id_hash): Remove.
2815 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2816 (Section_id): Remove.
2817 (Icf::Section_id_hash): Remove.
2818 * object.h (Section_id, Const_section_id, Section_id_hash,
2819 Const_section_id_hash): New type definitions.
2820 * output.cc (Output_section::add_relaxed_input_section): Change to
2821 use Const_section_id instead of Input_section_specifier as key type.
2822 (Output_section::add_merge_input_section): Ditto.
2823 (Output_section::build_relaxation_map): Change to use Section_id
2824 instead of Input_section_specifier as key type.
2825 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2827 (Output_section::convert_input_sections_to_relaxed_sections): Change
2828 to use Const_section_id instead of Input_section_specifier as key type.
2829 (Output_section::find_merge_section): Ditto.
2830 (Output_section::find_relaxed_input_section): Ditto.
2831 * output.h (Input_section_specifier): Remove class.
2832 (Output_section::Output_section_data_by_input_section_map): Change
2833 key type to Const_section_id.
2834 (Output_section::Output_relaxed_input_section_by_input_section_map):
2836 (Output_section::Relaxation_map): Change key type to Section_id.
2838 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2840 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2841 (class Arm_v4bx_stub): New class.
2842 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2843 (Stub_factory::make_arm_v4bx_stub): New method.
2844 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2845 (Stub_table::empty): Handle v4bx stubs.
2846 (Stub_table::add_arm_v4bx_stub): New method.
2847 (Stub_table::find_arm_v4bx_stub): New method.
2848 (Arm_relocate_functions::v4bx): New method.
2849 (Target_arm::fix_v4bx): New method.
2850 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2851 (Stub_table::relocate_stubs): Likewise.
2852 (Stub_table::do_write): Likewise.
2853 (Stub_table::update_data_size_and_addralign): Likewise.
2854 (Stub_table::finalize_stubs): Likewise.
2855 (Target_arm::Scan::local): Likewise.
2856 (Target_arm::Scan::global): Likewise.
2857 (Target_arm::do_finalize_sections): Likewise.
2858 (Target_arm::Relocate::relocate): Likewise.
2859 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2861 (Target_arm::scan_reloc_for_stub): Likewise.
2862 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2864 2010-01-19 Ian Lance Taylor <iant@google.com>
2866 * output.cc (Output_section_headers::do_sized_write): Write large
2867 segment count to sh_info field.
2868 (Output_file_header::do_sized_write): For large segment count,
2869 write PN_XNUM to e_phnum field.
2871 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2873 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2874 (Arm_relocate_functions::thm_jump8): New function.
2875 (Arm_relocate_functions::thm_jump11): New function.
2876 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2878 (Target_arm::Scan::global): Likewise.
2879 (Target_arm::Relocate::relocate): Likewise.
2880 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2883 2010-01-14 Doug Kwan <dougkwan@google.com>
2885 * arm.cc (map, utility): Include headers.
2886 (Target_arm::apply_cortex_a8_workaround): New method.
2887 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2888 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2889 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2890 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2891 the --[no-]fix-cortex-a8 command line options.
2892 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2893 (Target_arm::relocate_stub): Use addend in instruction template.
2894 * options.h (DEFINE_bool): Set the user-set flag.
2895 (General_options): Add --[no-]-fix-cortex options.
2896 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2897 : Update fast look-up map after conversion.
2899 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2901 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2902 in the first pass of do_layout.
2904 2010-01-13 Doug Kwan <dougkwan@google.com>
2906 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2907 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2908 apparent compiler problem of not folding static constant integral
2909 data members of elfcpp::Elf_sizes<32>.
2911 2010-01-13 Doug Kwan <dougkwan@google.com>
2913 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2914 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2915 Arm_relobj::scan_section_for_cortex_a8_erratum,
2916 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2917 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2918 sections to scan for relocation stubs into a new method
2919 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2920 relocation and Cortex-A8 stub scanning.
2921 (Target_arm::do_relax): Force stubs to be after stubbed sections
2922 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2923 the beginning of a new relaxation pass. Update a comment.
2924 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2926 2010-01-12 Ian Lance Taylor <iant@google.com>
2928 * target-reloc.h (visibility_error): New inline function.
2929 (relocate_section): Call visibility_error.
2930 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2931 (MOSTLYCLEANFILES): Likewise.
2932 (protected_4_pic.o, protected_3.err): New targets.
2933 * testsuite/protected_4.cc: New file.
2935 2010-01-12 Doug Kwan <dougkwan@google.com>
2937 * arm.cc (Cortex_a8_reloc): New class.
2938 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2939 and cortex_a8_relocs_info_.
2940 (Target_arm::fix_cortex_a8): New method definition.
2941 (Target_arm::Cortex_a8_relocs_info): New type.
2942 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2943 New data member declarations.
2944 (Target_arm::scan_reloc_for_stub): Record information about
2945 relocations for THUMB branches that might be exempted from the
2946 Cortex-A8 workaround.
2947 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2948 at the beginning of a relaxation pass.
2950 2010-01-12 Doug Kwan <dougkwan@google.com>
2952 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2953 (Arm_relobj::Mapping_symbol_position,
2954 Arm_reloj::Mapping_symbol_position_less,
2955 Arm_relobj::Mapping_symbols_info): New types.
2956 (Target_arm::is_mapping_symbol_name): New method definition.
2957 (Arm_relobj::do_count_local_symbols): Save information about mapping
2960 2010-01-11 Doug Kwan <dougkwan@google.com>
2962 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2963 Arm_relocate_functions::thumb32_branch_upper,
2964 Arm_relocate_functions::thumb32_branch_lower,
2965 Arm_relocate_functions::thumb32_cond_branch_offset,
2966 Arm_relocate_functions::thumb32_cond_branch_upper,
2967 Arm_relocate_functions::thumb32_cond_branch_lower,
2968 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2969 branch offset encoding.
2970 (Arm_relocate_functions::thumb_branch_common): Use new branch
2971 offset encoding methods to avoid code duplication.
2972 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2973 (Stub_addend_reader::operator()): Use new branch encoding method
2974 to avoid code duplication.
2976 2010-01-11 Doug Kwan <dougkwan@google.com>
2978 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2979 (Target_arm::do_finalize_sections): Define special EXIDX section
2980 symbols only if referenced.
2981 * gc.h (Garbage_collection::add_reference): New method.
2982 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2985 2010-01-11 Ian Lance Taylor <iant@google.com>
2987 * script.cc (Version_script_info::build_expression_list_lookup):
2988 Change complaing about duplicate wildcard match from error to
2991 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2993 (Version_script_info::Version_script_info): Initialize globs_,
2994 default_version_, default_is_global_, and exact_. Don't
2995 initialize globals_ or locals_.
2996 (Version_script_info::build_lookup_tables): Build local symbols
2998 (Version_script_info::unquote): New function.
2999 (Version_script_info::add_exact_match): New function.
3000 (Version_script_info::build_expression_list_lookup): Remove lookup
3001 parameter. Add is_global parameter. Change all callers. Handle
3002 wildcard pattern specially. Unquote pattern. Call
3004 (Version_script_info::get_name_to_match): New function.
3005 (Version_script_info::get_symbol_version): New function.
3006 (Version_script_info::get_symbol_version_helper): Remove.
3007 (Version_script_info::check_unmatched_names): Call unquote.
3008 * script.h (class Version_script_info): Change get_symbol_version
3009 to be non-inline and add is_global parameter; change all callers.
3010 Rewrite symbol_is_local. Update declarations. Define struct
3011 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3012 Remove globals_ and locals_ members. Add exact_, globs_,
3013 default_version_, is_global_.
3014 (Version_script_info::Glob): Remove pattern, add expression and
3015 is_global. Update constructor. Change all callers.
3016 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3018 (Versions::symbol_section_contents): If a symbol is undefined, or
3019 defined in a dynamic object, set the version index to
3021 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3023 (Symbol_table::add_from_pluginobj): Likewise.
3024 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3026 2010-01-11 Doug Kwan <dougkwan@google.com>
3028 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3029 (incremental_dump_LDADD): Add linking option for libintl.
3030 * Makefile.in: Regenerate.
3032 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3035 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3037 * testsuite/Makefile.in: Regenerated.
3039 2010-01-10 Doug Kwan <dougkwan@google.com>
3041 * options.h (DEFINE_var): Use parentheses around argument varname__
3042 in macro body to avoid any unintended subsequent substitutions.
3044 2010-01-10 Ian Lance Taylor <iant@google.com>
3046 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3047 candidates before doing symbol resolution.
3049 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3050 ODR candidates if only one is weak.
3052 2010-01-08 Ian Lance Taylor <iant@google.com>
3054 * script.cc (Version_script_info::build_expression_list_lookup):
3055 Don't warn about ambiguous version, just record the ambiguity.
3056 (Version_script_info::get_symbol_version_helper): Give error if
3057 version is ambiguous.
3059 2010-01-08 Doug Kwan <dougkwan@google.com>
3061 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3062 prev_data_size_ and prev_addralign_. Remove initializer for
3063 deleted data member has_been_changed_.
3064 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3065 to determine if the table is empty.
3066 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3068 (Stub_table::add_reloc_stub): Define method in class definition
3069 instead of just declaring it there.
3070 (Stub_table::add_cortex_a8_stub): New method definition.
3071 (Stub_table::update_data_size_and_addralign): Ditto.
3072 (Stub_table::finalize_stubs): Ditto.
3073 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3074 (Stub_table::do_addralign_): Return address alignment in the
3075 (Stub_table::do_reset_address_and_file_offset): Define method in
3076 class definition instead of declaring it there. Set current data
3077 size to be the data size of the previous pass.
3078 (Stub_table::set_final_data_size): Use current data size as the
3080 (Stub_table::relocate_stub): Change parameter type of stub from
3081 Reloc_stub pointer to Stub pointer.
3082 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3083 (Stub_table::Cortex_a8_stub_list): New typedef.
3084 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3085 Stub_table::prev_addralign_): New data member.
3086 (Arm_relobj::Arm_relobj): Initialize data member
3087 section_has_cortex_a8_workaround_.
3088 (Arm_relobj::section_has_cortex_a8_workaround,
3089 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3091 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3093 (Target_arm::relocate_stub): Change parameter type of stub from
3094 Reloc_stub pointer to Stub pointer.
3095 (Insn_template::size, Insn_template::alignment): Handle
3096 THUMB16_SPECIAL_TYPE.
3097 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3098 Stub_table::update_data_size_and_addralign,
3099 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3101 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3102 (Stub_table::do_write): Ditto.
3103 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3105 2010-01-08 Ian Lance Taylor <iant@google.com>
3108 * symtab.h (class Symbol): Remove fields is_target_special_ and
3109 has_plt_offset_. Add field is_defined_in_discarded_section_.
3110 (Symbol::is_defined_in_discarded_section): New function.
3111 (Symbol::set_is_defined_in_discarded_section): New function.
3112 (Symbol::has_plt_offset): Rewrite.
3113 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3114 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3115 Don't initialize is_target_special_ or has_plt_offset_.
3116 Initialize is_defined_in_discarded_section_.
3117 (Symbol_table::add_from_relobj): If appropriate, set
3118 is_defined_in_discarded_section.
3119 * resolve.cc (Symbol::override_base_with_special): Don't test
3120 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3121 * target-reloc.h (relocate_section): Do special handling for
3122 symbols defined in discarded sections for global symbols as well
3125 2010-01-08 Ian Lance Taylor <iant@google.com>
3127 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3128 the SHT_SYMTAB case.
3130 2010-01-08 Ian Lance Taylor <iant@google.com>
3132 * object.cc (Sized_relobj::do_layout): Don't get confused if
3133 layout_eh_frame returns NULL.
3135 2010-01-08 Ian Lance Taylor <iant@google.com>
3138 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3139 dynamic symbol table, use the normal symbol table.
3140 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3143 2010-01-08 Ian Lance Taylor <iant@google.com>
3146 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3149 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3151 * version.cc (print_version): Change to "Copyright 2010".
3153 2010-01-08 Ian Lance Taylor <iant@google.com>
3157 * i386.cc (class Target_i386): Change return type of plt_section
3159 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3160 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3161 tls_desc_rel_ field.
3162 (Output_data_plt_i386::rel_tls_desc): New function.
3163 (Target_i386::rel_tls_desc_section): New function.
3164 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3165 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3166 R_386_TLS_DESC reloc in rel_tls_desc_section.
3167 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3168 Define struct Tlsdesc_info.
3169 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3170 (Target_x86_64::do_reloc_symbol_index): New function.
3171 (Target_x86_64::add_tlsdesc_info): New function.
3172 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3173 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3175 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3177 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3178 (Target_x86_64::rela_tlsdesc_section): New function.
3179 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3181 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3182 (Target_x86_64::do_reloc_addend): New function.
3183 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3184 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3185 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3186 (Output_reloc::type): New function.
3187 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3188 (Output_reloc::is_target_specific): New function.
3189 (Output_reloc::target_arg): New function.
3190 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3191 absolute relocs and target specific relocs.
3192 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3193 add_target_specific.
3194 (class Output_data_reloc) [SHT_RELA]: Likewise.
3195 * output.cc (Output_reloc::Output_reloc): Add four new versions
3196 for absolute relocs and target specific relocs.
3197 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3198 (Output_reloc::get_symbol_index): Likewise.
3199 (Output_reloc::local_section_offset): Check that local_sym_index_
3200 is not TARGET_CODE or 0.
3201 (Output_reloc::symbol_value): Likewise.
3202 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3204 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3205 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3207 * layout.cc (add_target_dynamic_tags): Use output section for
3208 DT_PLTRELSZ and DT_JMPREL.
3210 2010-01-07 Ian Lance Taylor <iant@google.com>
3213 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3215 (class Output_data_reloc_generic): Define.
3216 (class Output_data_reloc_base): Change base class to
3217 Output_data_reloc_generic. Change add() method to call
3218 bump_relative_reloc_count for a relative reloc. Remove
3220 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3222 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3223 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3225 * layout.h (class Layout): Update declaration.
3227 2010-01-07 Ian Lance Taylor <iant@google.com>
3229 * output.h (class Output_data): Add const version of
3230 output_section and do_output_section.
3231 (class Output_section_data): Add const version of
3233 (class Output_section): Likewise.
3234 * layout.cc (Layout::add_target_dynamic_tags): New function.
3235 * layout.h (class Layout): Update declarations.
3236 * arm.cc (Target_arm::do_finalize_sections): Use
3237 add_target_dynamic_tags.
3238 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3239 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3240 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3241 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3243 2010-01-07 Ian Lance Taylor <iant@google.com>
3246 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3249 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3250 Ian Lance Taylor <iant@google.com>
3253 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3254 Xindex::read_symtab_xindex.
3256 2010-01-07 Doug Kwan <dougkwan@google.com>
3258 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3259 (Insn_template::thumb16_bcond_insn): New method declaration.
3260 (Insn_template): Fix spelling.
3261 (Stub::thumb16_special): New method declaration.
3262 (Stub::do_write): Define virtual method which was previously pure
3264 (Stub::do_thumb16_special): New method declaration.
3265 (Stub::do_fixed_endian_write): New template member.
3266 (Reloc_stub::do_write): Remove.
3267 (Reloc_stub::do_fixed_endian_write): Remove.
3268 (Cortex_a8_stub): New class definition.
3269 (Stub_factory::make_cortex_a8_stub): New method definition.
3270 (Stub_factory::Stub_factory): Add missing static storage class
3271 qualifier for elf32_arm_stub_a8_veneer_blx.
3273 2010-01-07 Ian Lance Taylor <iant@google.com>
3276 * options.h (class General_options): Add --warn-unresolved-symbols
3277 and --error-unresolved-symbols.
3278 * errors.cc (Errors::undefined_symbol): Implement
3279 --warn-unresolved-symbols.
3281 * options.h (class General_options): Add -z text and -z textoff.
3282 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3284 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3286 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3287 (Garbage_collection::cident_sections): New function.
3288 (Garbage_collection::add_cident_section): New function.
3289 (Garbage_collection::cident_sections_): New member.
3290 (gc_process_relocs): Add references to sections whose names are C
3292 * gold.h (cident_section_start_prefix): New constant.
3293 (cident_section_stop_prefix): New constant.
3294 (is_cident): New function.
3295 * layout.cc (Layout::define_section_symbols): Replace string constants
3296 with the newly defined constants.
3297 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3299 * testsuite/Makefile.am: Add gc_orphan_section_test.
3300 * testsuite/Makefile.in: Regenerate.
3301 * testsuite/gc_orphan_section_test.cc: New file.
3302 * testsuite/gc_orphan_section_test.sh: New file.
3304 2010-01-06 Ian Lance Taylor <iant@google.com>
3307 * options.h (class General_options): Add --warn-shared-textrel.
3308 * layout.cc (Layout::finish_dynamic_section): Implement
3309 --warn-shared-textrel.
3312 * options.h (class General_options): Add --warn-multiple-gp.
3314 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3316 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3317 $(THREADSLIB) and $(LIBDL).
3318 * Makefile.in: Rebuild.
3320 2010-01-06 Ian Lance Taylor <iant@google.com>
3323 * options.cc (General_options::parse_section_start): New function.
3324 (General_options::section_start): New function.
3325 (General_options::General_options): Initialize all members.
3326 * options.h: Include <map>
3327 (class General_options): Add --section-start. Add section_starts_
3329 * layout.cc (Layout::attach_allocated_section_to_segment): If
3330 --section-start was used, set the address of the segment. Remove
3331 local sort_sections.
3332 (Layout::relaxation_loop_body): If the address of the load segment
3333 has been set by --section-start, don't use it.
3334 * output.h (Output_segment::update_flags_for_output_section): New
3336 * output.cc (Output_segment::add_output_section): Call
3337 update_flags_for_output_section.
3339 2010-01-05 Ian Lance Taylor <iant@google.com>
3342 * options.h (class General_options): Add --undefined-version.
3343 * script.cc (struct Version_expression): Add was_matched_by_symbol
3345 (Version_script_info::matched_symbol): New function.
3346 (Version_script_info::get_symbol_version_helper): Call
3348 (Version_script_info::check_unmatched_names): New function.
3349 * script.h (class Version_script_info): Update declarations.
3350 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3352 * options.h (class General_options): Use DEFINE_bool_alias for
3353 allow_multiple_definition.
3354 * resolve.cc (Symbol_table::should_override): Don't test
3355 allow_multiple_definition.
3358 * options.h (class General_options): Add --cref.
3359 * main.cc (main): Print cref table if --cref. Don't close mapfile
3360 until after printing cref table.
3361 * cref.cc: Include "symtab.h".
3362 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3363 (Cref_table_compare::operator()): New function.
3364 (Cref_inputs::gather_cref): New function.
3365 (filecol): New static const.
3366 (Cref_inputs::print_cref): New function.
3367 (Cref::print_cref): New function.
3368 * cref.h: Include <cstdio>.
3369 (class Cref): Update declarations.
3370 * mapfile.h (Mapfile::file): New function.
3371 * object.h (class Object): Define Symbols. Declare virtual
3372 do_get_global_symbols.
3373 (Object::get_global_symbols): New function.
3374 * object.cc (Input_objects::add_object): Pass object to cref_ if
3376 (Input_objects::archive_start): Likewise.
3377 (Input_objects::archive_stop): Likewise.
3378 (Input_objects::print_cref): New function.
3379 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3380 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3382 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3384 * plugin.h (class Sized_pluginobj): Update declarations.
3386 2010-01-05 Ian Lance Taylor <iant@google.com>
3388 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3389 to is_default_version. Rename insdef to insdefault.
3390 (Symbol_table::add_from_relobj): Rename def to is_default_version
3391 and local to is_forced_local.
3392 (Symbol_table::add_from_pluginobj): Likewise.
3393 (Symbol_table::add_from_dynobj): Likewise.
3394 (Symbol_table::define_special_symbol): Rename insdef to
3397 2010-01-04 Ian Lance Taylor <iant@google.com>
3400 * options.h (class General_options): Add
3401 --allow-multiple-definition and -z muldefs.
3402 * resolve.cc (Symbol_table::should_override): Don't warn about a
3403 multiple symbol definition if --allow-multiple-definition or -z
3407 * options.h (class General_options): Add --add-needed and
3408 --copy-dt-needed-entries. Tweak --as-needed help entry.
3409 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3410 error if --copy-dt-needed-entries aka --add-needed is used and
3411 would cause a change in behaviour.
3414 * options.h (class General_options): Add -G as a short version of
3415 --shared. Add no-op options -assert, -g, and -i.
3417 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3419 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3420 check for .text or .gnu.linkonce.t sections.
3421 * icf.cc (Icf::find_identical_sections): Ditto.
3422 Change the detection for mangled function name within the section
3424 * icf.h (is_section_foldable_candidate): New function.
3426 2009-12-30 Ian Lance Taylor <iant@google.com>
3429 * options.h (class General_options): Permit two dashes with
3430 --retain-symbols-file.
3432 2009-12-30 Ian Lance Taylor <iant@google.com>
3435 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3436 don't put the file header and segment headers in the text
3440 * common.cc (Sort_commons::operator()): Stabilize sort when both
3442 (Symbol_table::do_allocate_commons_list): When allocating common
3443 symbols, skip a symbol which is no longer common.
3444 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3445 an object before checking its type.
3446 * testsuite/common_test_2.c: New file.
3447 * testsuite/common_test_3.c: New file.
3448 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3449 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3450 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3451 (common_test_2_pic.o, common_test_2.so): New targets.
3452 (common_test_3_pic.o, common_test_3.so): New targets.
3453 * testsuite/Makefile.in: Rebuild.
3456 * script.cc (read_input_script): If we see a new SECTIONS clause,
3457 and we have added an input section, give an error.
3458 * layout.h (class Layout): Add have_added_input_section function.
3459 Add have_added_input_section_ field.
3460 * layout.cc (Layout::Layout): Initialize
3461 have_added_input_section_.
3462 (Layout::layout): Set have_added_input_section_.
3463 (Layout::layout_eh_frame): Likewise.
3465 2009-12-30 Ian Lance Taylor <iant@google.com>
3468 * options.h (class General_options): Add --sort-common option.
3469 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3470 * common.cc (Sort_common): Add sort_order parameter to
3471 constructor. Add sort_order_ field.
3472 (Sort_commons::operator): Check sort_order_.
3473 (Symbol_table::allocate_commons): Determine the sort order.
3474 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3476 (Symbol_table::do_allocate_commons_list): Likewise.
3478 2009-12-30 Ian Lance Taylor <iant@google.com>
3481 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3482 symbols from this object, don't change the visibility of an
3484 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3486 2009-12-30 Ian Lance Taylor <iant@google.com>
3489 * script.h (class Version_script_info): Define Language enum.
3490 Update declarations. Define Glob, Exact, and Lookup types. Add
3491 new fields globals_, locals_, and is_finalized_.
3492 * script.cc: Various formatting fixes.
3493 (class Parser_closure): Change language_stack_ from a vector of
3494 std::string to one of Version_script_info::Language. Adjust all
3496 (class Lazy_demangler): Remove.
3497 (struct Version_expression): Change language from std::string to
3498 Version_script_info::Language.
3499 (Version_script_info::Version_script_info): New function.
3500 (Version_script_info::~Version_script_info): Don't call clear.
3501 (Version_script_info::finalize): New function.
3502 (Version_script_info::build_lookup_tables): New function.
3503 (Version_script_info::build_expression_list_lookup): New
3505 (Version_script_info::get_symbol_version_helper): Rewrite to use
3507 (Version_script_info::print_expression_list): Adjust to use
3508 Version_script_info::Language.
3509 (script_push_lex_into_version_mode): Check that the version script
3510 has not been finalized.
3511 (version_script_push_lang): Change language string to
3512 Version_script_info::Language.
3513 * options.cc (Command_line::version_script): New function.
3514 * options.h (class General_options): Add finalize_dynamic_list
3515 function. Change version_script from declaration to definition.
3516 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3517 * testsuite/version_script.map: Remove duplicate def of foo.
3518 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3520 * testsuite/Makefile.in: Rebuild.
3522 2009-12-30 Ian Lance Taylor <iant@google.com>
3525 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3526 if the input symbol index is 0, make the output symbol index 0.
3528 2009-12-30 Ian Lance Taylor <iant@google.com>
3531 * options.h (class General_options): Add -x/--discard-all.
3532 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3533 --discard-all. If the local symbol needs a dynamic entry, check
3534 that before handling --discard-locals.
3536 2009-12-30 Ian Lance Taylor <iant@google.com>
3539 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3541 (Output_segment::add_output_section): Don't change the flags if
3545 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3546 GNU hash table if they need a dynamic value. Otherwise, don't add
3547 them if they are defined in a dynamic object or are forced local.
3549 2009-12-29 Ian Lance Taylor <iant@google.com>
3552 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3553 .gnu.hash table for a 32-bit target.
3556 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3557 regular and a dynamic object only needs a dynamic symbol table
3558 entry if it is externally visible.
3561 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3562 constructor. Add global_offset_table_ field.
3563 (Target_i386::got_section): Set global_offset_table_.
3564 (Target_i386::do_finalize_sections): Set global_offset_table_
3566 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3567 in constructor. Add global_offset_table_ field.
3568 (Target_x86_64::got_section): Set global_offset_table_.
3569 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3572 * layout.cc (Layout::Layout): Initialize increase_relro_.
3573 (Layout::get_output_section): Add is_relro, is_last_relro, and
3574 is_first_non_relro parameters. Change all callers.
3575 (Layout::choose_output_section): Likewise.
3576 (Layout::add_output_section_data): Likewise.
3577 (Layout::make_output_section): Likewise.
3578 (Layout::set_segment_offsets): Clear increase_relro when using a
3580 * layout.h (class Layout): Add increase_relro method. Add
3581 increase_relro_ field. Update declarations.
3582 * output.cc (Output_section::Output_section): Initialize
3583 is_last_relro_ and is_first_non_relro_.
3584 (Output_segment::add_output_section): Group relro sections is
3585 do_sort is true. Handle is_last_relro and is_first_non_relro.
3586 (Output_segment::maximum_alignment): Remove relro handling.
3587 (Output_segment::set_section_addresses): Add increase_relro
3588 parameter. Change all callers. Add initial alignment to align
3589 relro sections on separate page. Remove old relro handling.
3590 (Output_segment::set_section_list_addresses): Remove in_relro
3591 parameter. Change all callers.
3592 (Output_segment::set_offset): Add increase parameter. Change all
3593 callers. Remove old relro handling.
3594 * output.h (class Output_section): Add new methods: is_last_relro,
3595 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3596 Add is_last_relro_ and is_first_non_relro_ fields.
3597 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3598 Create separate .got.plt section. Call increase_relro.
3599 * x86_64.cc (Target_x86_64::got_section): Likewise.
3600 * testsuite/relro_script_test.t: Add .got.plt.
3603 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3604 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3605 (Layout::finalize): Call set_dynamic_symbol_size.
3606 (Layout::set_dynamic_symbol_size): New function.
3607 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3608 set_dynamic_symbol_size.
3611 * output.h (class Output_section): Add is_entsize_zero_ field.
3612 * output.cc (Output_section::Output_section): Initialize
3614 (Output_section::set_entsize): If two different entsizes are
3615 requested, force it to zero.
3616 (Output_section::add_input_section): Set flags for .debug_str
3617 before updating section flags. Set entsize.
3618 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3619 and SHF_STRING if all input sections have those flags.
3621 2009-12-29 Rafael Espindola <espindola@google.com>
3623 * main.cc (main): Fix the sys time reporting.
3624 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3627 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3629 * options.cc (General_options::parse_version): Allow -v to exit
3630 without an error if there is nothing to link.
3632 2009-12-29 Ian Lance Taylor <iant@google.com>
3634 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3635 using a version of gcc before 4.1.
3636 * configure: Rebuild.
3638 2009-12-28 Chris Demetriou <cgd@google.com>
3640 * attributes.cc (Output_attributes_section_data::do_write): Use
3641 std::vector::front rather than std::vector::data.
3643 2009-12-28 Ian Lance Taylor <iant@google.com>
3645 * symtab.h (class Symbol_table): Add enum Defined.
3646 * resolve.cc (Symbol_table::should_override): Add defined
3647 parameter. Change all callers. Test whether object is NULL
3648 before calling a method on it.
3649 (Symbol_table::report_resolve_problem): Add defined parameter.
3651 (Symbol_table::should_override_with_special): Likewise.
3652 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3653 parameter. Change all callers.
3654 (Symbol_table::do_define_in_output_data): Likewise.
3655 (Symbol_table::define_in_output_segment): Likewise.
3656 (Symbol_table::do_define_in_output_segment): Likewise.
3657 (Symbol_table::define_as_constant): Likewise.
3658 (Symbol_table::do_define_as_constant): Likewise.
3659 * script.h (class Symbol_assignment): Add is_defsym parameter to
3660 constructor; change all callers.
3661 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3662 parameter. Change all callers. Add is_defsym_ field.
3663 (class Parser_closure): Add parsing_defsym parameter to
3664 constructor; change all callers. Add parsing_defsym accessor
3665 function. Add parsing_defsym_ field.
3667 2009-12-28 Ian Lance Taylor <iant@google.com>
3669 * gold.cc (queue_middle_tasks): Fix formatting.
3670 * object.cc (Relobj::is_section_name_included): Likewise.
3672 2009-12-23 Ian Lance Taylor <iant@google.com>
3674 * i386.cc (Target_i386::do_calls_non_split): Recognize
3675 -fsplit-stack prologue for a function with a static chain.
3676 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3677 -fsplit-stack prologue when using %r11.
3679 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3681 * options.cc (General_options::parse_version): Make -v continue and do
3682 the link like GNU ld does.
3684 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3686 * Makefile.am (CCFILES): Add timer.cc.
3687 (HFILES): Add timer.h.
3688 * configure.ac: Check for sysconf and times.
3689 * main.cc: include timer.h.
3690 (main): Use Timer instead of get_run_time.
3693 * workqueue.cc: include timer.h.
3694 (Workqueue::find_and_run_task):
3695 Report user, sys and wall time.
3696 * Makefile.in: Regenerate.
3697 * config.in: Regenerate.
3698 * configure: Regenerate.
3700 2009-12-16 Doug Kwan <dougkwan@google.com>
3702 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3704 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3705 relaxed input sections.
3706 * output.cc (Output_section::find_relaxed_input_section): Change
3707 return type to Output_relaxed_input_section pointer. Adjust code
3708 for new type of relaxed_input_section_map_.
3709 * output.h (Output_section::find_relaxed_input_section): Change
3710 return type to Output_relaxed_input_section pointer.
3711 (Output_section::Output_relaxed_input_section_by_input_section_map):
3713 (Output_section::relaxed_input_section_map_): Change type to
3714 Output_section::Output_relaxed_input_section_by_input_section_map.
3715 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3718 2009-12-15 Ian Lance Taylor <iant@google.com>
3720 * layout.cc (Layout::create_shstrtab): Only write out after input
3721 sections if we are compressing debug sections.
3723 2009-12-15 Ian Lance Taylor <iant@google.com>
3725 * archive.cc (Archive::add_symbols): Only look up a symbol without
3726 a version if there is, in fact, a version.
3728 2009-12-14 Ian Lance Taylor <iant@google.com>
3730 Revert -Wshadow changes, all changes from:
3731 2009-12-11 Doug Kwan <dougkwan@google.com>
3732 2009-12-11 Nick Clifton <nickc@redhat.com>
3733 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3735 2009-12-11 Doug Kwan <dougkwan@google.com>
3737 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3739 * attributes.cc (Object_attribute::size): Ditto.
3740 (Attributes_section_data::size): Ditto.
3741 (Attributes_section_data::Attributes_section_data): Ditto.
3742 (Output_attributes_section_data::do_write): Ditto.
3743 * attributes.h (Object_attribute::set_type): Ditto.
3744 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3746 2009-12-11 Nick Clifton <nickc@redhat.com>
3748 * archive.cc: Fix shadowed variable warnings.
3750 * compressed_output.cc: Likewise.
3751 * compressed_output.h: Likewise.
3752 * configure: Likewise.
3753 * dwarf_reader.cc: Likewise.
3754 * dynobj.cc: Likewise.
3755 * dynobj.h: Likewise.
3756 * ehframe.cc: Likewise.
3757 * ehframe.h: Likewise.
3758 * errors.cc: Likewise.
3759 * expression.cc: Likewise.
3760 * fileread.cc: Likewise.
3761 * fileread.h: Likewise.
3762 * freebsd.h: Likewise.
3763 * i386.cc: Likewise.
3765 * incremental.h: Likewise.
3766 * layout.cc: Likewise.
3767 * layout.h: Likewise.
3768 * mapfile.cc: Likewise.
3769 * merge.cc: Likewise.
3770 * merge.h: Likewise.
3771 * object.cc: Likewise.
3772 * object.h: Likewise.
3773 * options.h: Likewise.
3774 * output.cc: Likewise.
3775 * output.h: Likewise.
3776 * parameters.cc: Likewise.
3777 * plugin.cc: Likewise.
3778 * powerpc.cc: Likewise.
3779 * reduced_debug_output.cc: Likewise.
3780 * reduced_debug_output.h: Likewise.
3781 * reloc.cc: Likewise.
3782 * reloc.h: Likewise.
3783 * resolve.cc: Likewise.
3784 * script-sections.cc: Likewise.
3785 * script.cc: Likewise.
3786 * script.h: Likewise.
3787 * sparc.cc: Likewise.
3788 * symtab.cc: Likewise.
3789 * symtab.h: Likewise.
3790 * target-select.cc: Likewise.
3791 * target-select.h: Likewise.
3792 * token.h: Likewise.
3793 * workqueue.cc: Likewise.
3794 * workqueue.h: Likewise.
3795 * x86_64.cc: Likewise.
3797 2009-12-10 Doug Kwan <dougkwan@google.com>
3799 * arm.cc (attributes.h): New include.
3800 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3801 (Arm_relobj::~Arm_relobj): Delete object pointed by
3802 attributes_section_data_.
3803 (Arm_relobj::attributes_section_data): New method definition.
3804 (Arm_relobj::attributes_section_data_): New data member declaration.
3805 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3806 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3807 attributes_section_data_.
3808 (Arm_dynobj::attributes_section_data): New method definition.
3809 (Arm_dynobj::attributes_section_data_): New data member declaration.
3810 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3811 initialization value of may_use_blx_ to false.
3812 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3813 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3814 object attributes to compute results instead of hard-coding.
3815 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3816 Target_arm::get_secondary_compatible_arch,
3817 Target_arm::set_secondary_compatible_arch
3818 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3819 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3820 New method declarations.
3821 (Target_arm::get_aeabi_object_attribute): New method definition.
3822 (Target_arm::attributes_section_data_): New data member declaration.
3823 (read_arm_attributes_section): New template definition.
3824 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3825 (Arm_dynobj::do_read_symbols): Ditto.
3826 (Target_arm::do_finalize_sections): Merge attributes sections from
3827 input. Check for BLX use after attributes section merging.
3828 Fix __exidx_start and __exidx_end visibility. Create an
3829 .ARM.attributes section if necessary.
3830 (Target_arm::get_secondary_compatible_arch,
3831 Target_arm::set_secondary_compatible_arch,
3832 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3833 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3834 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3835 New method definitions.
3837 2009-12-09 Ian Lance Taylor <iant@google.com>
3839 * plugin.cc (Plugin::load): Don't cast from void* to a function
3842 2009-12-09 Ian Lance Taylor <iant@google.com>
3844 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3847 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3849 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3850 Replace two_file_shared_1.so with two_file_shared_2.so.
3851 * testsuite/Makefile.in: Regenerated.
3853 2009-12-08 Doug Kwan <dougkwan@google.com>
3855 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3856 (HFILES): Add attributes.h and int_encoding.h.
3857 * Makefile.in: Regenerate.
3858 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3859 function definitions to int_encoding.cc
3860 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3861 prototypes to int_encoding.h
3862 * reduced_debug_output.cc (int_encoding.h): New include.
3863 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3864 function definitions to int_encoding.cc
3865 (insert_into_vector, read_from_pointer): Move template definitions to
3867 * attributes.cc: New file.
3868 * attributes.h: New file.
3869 * int_encoding.cc: New file.
3870 * int_encoding.h: New file.
3872 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3875 * incremental-dump.cc (dump_incremental_inputs): New.
3876 (main): Use dump_incremental_inputs.
3878 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3881 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3882 checking elfcpp::STT_FUNC.
3883 (Target_i386::Relocate::relocate): Likewise.
3884 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3886 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3887 symbols from shared libraries into normal FUNC symbols.
3889 * symtab.h (Symbol): Add is_func and use it.
3891 2009-12-05 Doug Kwan <dougkwan@google.com>
3893 * arm.cc (Target_arm::arm_info): Initialize new fields
3894 attributes_section and attributes_vendor.
3895 * i386.cc (Target_i386::i386_info): Same.
3896 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3897 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3898 fields attributes_section and attributes_vendor.
3899 * sparc.cc (Target_sparc::sparc_info): Same.
3900 * target.h (Target::attributes_section, Target::attributes_vendor,
3901 Target::is_attributes_section, Target::attribute_arg_type,
3902 Target::attributes_order): New method definitions.
3903 (Target::Target_info::attributes_section,
3904 Target::Target_info::attributes_vendor): New fields.
3905 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3906 virtual method definitions.
3907 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3908 attributes_section and attributes_vendor.
3909 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3911 2009-12-05 Doug Kwan <dougkwan@google.com>
3913 * arm.cc: Update comments about interworking and stub generation.
3914 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3915 considered as non-PIC.
3916 (Arm_relocate_functions::base_abs): Fix formatting.
3917 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3918 of function to use GOT entry address instead of offset.
3919 (Target_arm::Scan::global): Issue an error if a symbol would need a
3920 PLT does not get one because it is untyped. Remove code to create
3921 dynamic symbols for relative branches.
3922 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3923 takes unsigned integer instead of boolean.
3925 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3927 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3928 (two_file_test_LDADD): Likewise.
3929 (common_test_1_LDADD): Likewise.
3930 (exception_test_LDADD) Likewise.
3931 (weak_test_LDADD): Likewise.
3932 (many_sections_test_LDADD): Likewise.
3933 (initpri1_LDADD): Likewise.
3934 (script_test_1_LDADD): Likewise.
3935 (script_test_2_LDADD): Likewise.
3936 (justsyms_LDADD): Likewise.
3937 (binary_test_LDADD): Likewise.
3938 (large_LDADD): Likewise.
3939 * testsuite/Makefile.in: Regenerated.
3941 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3943 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3944 (Symbol_table::override_with_special): Likewise.
3945 (Symbol_table::add_from_object): Likewise.
3947 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3949 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3950 Don't set the data_offset twice.
3952 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3954 * testsuite/Makefile.in: Regenerate.
3956 2009-12-03 Doug Kwan <dougkwan@google.com>
3958 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3959 (Target_arm::do_finalize_sections): Add parameter for symbol table
3960 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3961 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3962 parameter for symbol table pointer.
3963 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3964 an additional parameter for a pointer to symbol table.
3965 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3966 parameter for a symbol table pointer.
3967 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3968 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3970 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3971 parameter for a symbol table pointer.
3973 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3975 * incremental.cc (Incremental_inputs_header)
3976 (Incremental_inputs_header_write, Incremental_inputs_entry)
3977 (Incremental_inputs_entry_write): Move ...
3978 * incremental.h (Incremental_inputs_header)
3979 (Incremental_inputs_header_write, Incremental_inputs_entry)
3980 (Incremental_inputs_entry_write): here.
3982 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3984 * incremental.cc (make_sized_incremental_binary): Set the target.
3985 Error if it is incompatible.
3986 * output.h (Output_file): Add filename method.
3988 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3990 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3991 from the get_* methods.
3993 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3995 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3996 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3997 Write 0 for the data_offset of scripts.
3999 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4001 * testsuite/Makefile.am: Add the incremental_test.sh test.
4002 * testsuite/incremental_test.sh: New.
4003 * testsuite/incremental_test_1.c: New.
4004 * testsuite/incremental_test_2.c: New.
4006 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4008 * incremental-dump.cc (main): Fix typos.
4010 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4013 * incremental-dump.cc (main): Use llu to print 64 bit values.
4015 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4016 H.J. Lu <hongjiu.lu@intel.com>
4018 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4020 (incremental_dump_LDADD): Likewise.
4021 * Makefile.in: Regenerated.
4023 2009-11-25 Doug Kwan <dougkwan@google.com>
4027 2009-11-25 Doug Kwan <dougkwan@google.com>
4029 * arm.cc (Target_arm::Target_arm): Move method definition
4030 outside of class definition. Add code to handle
4031 --target1-rel, --target1-abs and --target2= options.
4032 (Target_arm::get_reloc_reloc_type): Change method to be
4033 non-static and const.
4034 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4035 New data member declaration.
4036 (Target_arm::Scan::local, Target_arm::Scan::global,
4037 Target_arm::Relocate::relocate,
4038 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4039 Adjust call to Target_arm::get_real_reloc_type.
4040 (Target_arm::get_real_reloc_type): Use command line options
4041 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4042 * options.h (--target1-rel, --target1-abs, --target2): New
4045 2009-11-25 Doug Kwan <dougkwan@google.com>
4047 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4048 class definition. Add code to handle --target1-rel, --target1-abs
4049 and --target2= options.
4050 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4052 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4054 (Target_arm::Scan::local, Target_arm::Scan::global,
4055 Target_arm::Relocate::relocate,
4056 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4057 call to Target_arm::get_real_reloc_type.
4058 (Target_arm::get_real_reloc_type): Use command line options to
4059 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4060 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4063 2009-11-25 Doug Kwan <dougkwan@google.com>
4065 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4066 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4067 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4069 (Arm_relocate_functions::thm_call): Replace body with a call to
4070 Arm_relocate_functions::thumb_branch_common.
4071 (Arm_relocate_functions::thm_jump24,
4072 Arm_relocate_functions::thm_xpc22): New method definitions.
4073 (Arm_relocate_functions::thumb_branch_common): New method definition.
4074 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4076 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4077 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4079 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4081 * Makefile.am: Build incremental-dump
4082 * Makefile.in: Regenerate.
4083 * incremental-dump.cc: New.
4084 * incremental.cc (Incremental_inputs_header_data,
4085 Incremental_inputs_entry_data): Move to incremental.h
4086 * incremental.h: (Incremental_inputs_header_data,
4087 Incremental_inputs_entry_data): Move from incremental.cc
4089 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4091 * incremental.cc (Incremental_inputs_header,
4092 Incremental_inputs_header_write, Incremental_inputs_entry,
4093 Incremental_inputs_entry_write): Add a typedef with the data type.
4095 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4097 * incremental.cc (Incremental_inputs_header,
4098 Incremental_inputs_header_write, Incremental_inputs_entry,
4099 Incremental_inputs_entry_write): Update comment about which
4100 type has the filed descriptions.
4102 2009-11-15 Doug Kwan <dougkwan@google.com>
4104 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4105 (Arm_relocate_functions::arm_branch_common): Change method defintion
4106 in class definition to a method declaration and update list of formal
4108 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4109 Arm_relocation_functions::jump24): Adjust call to
4110 Arm_relocate_functions::arm_branch_common. Update list of formal
4112 (Arm_relocate_functions::xpc25): New method definition.
4113 (Arm_relocate_functions::arm_branch_common): Move method defintion
4114 out from class definition. Use stubs for mode-switching and extending
4116 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4117 specially. Change code to enable use of stubs in ARM branches.
4119 2009-11-10 Doug Kwan <dougkwan@google.com>
4121 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4122 in method declaration.
4123 (Target_arm::relocate_stub): New method declaration.
4124 (Target_arm::default_target): Change to return a pointer instead of
4126 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4127 Target_arm::default_target.
4128 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4130 (Target_arm::relocate_section): Adjust view.
4131 (Target_arm::relocate_stub): New method definition.
4133 2009-11-10 Doug Kwan <dougkwan@google.com>
4135 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4137 * incremental.cc (open_incremental_binary): Initialized local
4138 variables to avoid warnings.
4139 * object.cc (make_elf_object): Ditto.
4140 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4143 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4146 * testsuite/plugin_test.c: Include "config.h".
4148 2009-11-09 Doug Kwan <dougkwan@google.com>
4150 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4151 (arm_symbol_value): Remove.
4152 (Arm_relocate_functions::arm_branch_common,
4153 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4154 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4155 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4156 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4157 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4158 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4159 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4160 Arm_relocate_functions::thm_mobw_abs_nc,
4161 Arm_relocate_functions::thm_mov_abs,
4162 Arm_relocate_functions::movw_prel_nc,
4163 Arm_relocate_functions::thm_movt_abs,
4164 Arm_relocate_functions::movt_prel,
4165 Arm_relocate_functions::thm_movw_prel_nc,
4166 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4167 (Target_arm::Relocate::relocate): Only decompose address into two
4168 parts if relocation type uses the thumb-bit and pass the actual
4169 bit instead of a flag indicating that the thumb-bit is used. Adjust
4170 calls to methods in Arm_relocate_functions for this change.
4172 2009-11-08 Ian Lance Taylor <iant@google.com>
4175 * reloc.cc: Instantiate
4176 Sized_relobj::initialize_input_to_output_maps and
4177 Sized_relobj:free_input_to_output_maps.
4179 2009-11-06 Ian Lance Taylor <iant@google.com>
4182 * defstd.cc (in_segment): Set only_if_ref true for "end".
4184 2009-11-06 Doug Kwan <dougkwan@google.com>
4186 * arm.cc (class Reloc_stub): Correct a comment.
4187 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4188 (Target_arm::scan_section_for_stubs): New method declaration.
4189 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4190 Change methods from private to protected.
4191 (Target_arm::do_may_relax): New method definition.
4192 (Target_arm::do_relax, Target_arm::group_sections,
4193 Target_arm::scan_reloc_for_stub,
4194 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4195 (Target_arm::arm_input_section_map_): New data member declaration.
4196 (Target_arm::scan_reloc_for_stub,
4197 Target_arm::scan_reloc_section_for_stubs,
4198 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4199 Target_arm::do_relax): New method definitions.
4201 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4203 * configure.ac: Check for (struct stat)::st_mtim
4204 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4205 * config.in: Regenerate.
4206 * configure: Regenerate.
4208 2009-11-05 Ian Lance Taylor <iant@google.com>
4211 * output.cc (Output_segment::add_output_section): Add missing
4214 2009-11-04 Ian Lance Taylor <iant@google.com>
4217 * object.h (class Object): Add is_needed and set_is_needed
4218 methods. Add is_needed_ field. Make bool fields into bitfields.
4219 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4220 defined in a dynamic object and referenced by a regular object,
4221 set is_needed for the dynamic object.
4222 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4223 if the file is marked with as_needed and it is not needed.
4225 2009-11-04 Ian Lance Taylor <iant@google.com>
4228 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4229 tags if data is discarded by linker script.
4230 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4231 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4232 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4233 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4235 2009-11-04 Ian Lance Taylor <iant@google.com>
4237 * layout.cc (Layout::get_output_section): Add is_interp and
4238 is_dynamic_linker_section parameters. Change all callers.
4239 (Layout::choose_output_section): Likewise.
4240 (Layout::make_output_section): Likewise.
4241 (Layout::add_output_section_data): Add is_dynamic_linker_section
4242 parameter. Change all callers.
4243 * layout.h (class Layout): Update declarations.
4244 * output.h (class Output_section): Add is_interp, set_is_interp,
4245 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4246 Add is_interp_, is_dynamic_linker_section_ fields. Change
4247 generate_code_fills_at_write_ to a bitfield.
4248 * output.cc (Output_section::Output_sections): Initialize new
4250 (Output_segment::add_output_section): Add do_sort parameter.
4253 2009-11-03 Ian Lance Taylor <iant@google.com>
4256 * options.h (class General_options): Add --warn-common.
4257 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4258 merging two common symbols.
4259 (Symbol_table::should_override): Handle --warn-common when merging
4260 a common symbol with a defined symbol. Use report_resolve_problem
4261 for multiple definitions.
4262 (Symbol_table::report_resolve_problem): New function.
4263 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4265 2009-11-03 Doug Kwan <dougkwan@google.com>
4267 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4269 (Target_arm::stub_factory): New method definition.
4270 (Target_arm::new_arm_input_section,
4271 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4272 Target_arm::reloc_uses_thumb_bit): New method declarations.
4273 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4274 New type definitions.
4275 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4276 member declarations.
4277 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4278 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4279 New method definitions.
4281 2009-11-03 Ian Lance Taylor <iant@google.com>
4283 * options.h (class General_options): Add --warn_constructors.
4285 2009-11-03 Ian Lance Taylor <iant@google.com>
4288 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4289 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4291 2009-11-03 Ian Lance Taylor <iant@google.com>
4294 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4295 --msgid-bugs-address.
4296 (install-pdf): New target.
4297 (install-data_yes): Look up one directory to find mkinstalldirs.
4299 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4301 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4304 2009-10-30 Doug Kwan <dougkwan@google.com>
4306 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4308 2009-10-30 Doug Kwan <dougkwan@google.com>
4310 * arm.cc (Stub_addend_reader): New struct template definition
4311 and partial specializations.
4312 (Stub_addend_reader::operator()): New method definition for a
4313 partially specialized template.
4315 2009-10-30 Doug Kwan <dougkwan@google.com>
4317 * arm.cc (Arm_relobj::processor_specific_flags): New method
4319 (Arm_relobj::do_read_symbols): New method declaration.
4320 (Arm_relobj::processor_specific_flags_): New data member declaration.
4321 (Arm_dynobj): New class definition.
4322 (Target_arm::do_finalize_sections): Add input_objects parameter.
4323 (Target_arm::do_adjust_elf_header): New method declaration.
4324 (Target_arm::are_eabi_versions_compatible,
4325 (Target_arm::merge_processor_specific_flags): New method declaration.
4326 (Target_arm::do_make_elf_object): New overloaded method definitions
4328 (Arm_relobj::do_read_symbols): New method definition.
4329 (Arm_dynobj::do_read_symbols): Ditto.
4330 (Target_arm::do_finalize_sections): Add input_objects parameters.
4331 Merge processor-specific flags from all input objects.
4332 (Target_arm::are_eabi_versions_compatible,
4333 Target_arm::merge_processor_specific_flags,
4334 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4335 New method definitions.
4336 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4337 Input_objects pointer type parameter.
4338 * layout.cc (Layout::finalize): Pass input objects to target's.
4339 finalize_sections function.
4340 * output.cc (Output_file_header::do_sized_write): Set ELF file
4341 header's processor-specific flags.
4342 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4343 Input_objects pointer type parameter.
4344 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4345 * target.h (Input_objects): New forward class declaration.
4346 (Target::processor_specific_flags,
4347 Target::are_processor_specific_flags_sect): New method definitions.
4348 (Target::finalize_sections): Add input_objects parameter.
4349 (Target::Target): Initialize processor_specific_flags_ and
4350 are_processor_specific_flags_set_.
4351 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4353 (Target::set_processor_specific_flags): New method definition.
4354 (Target::processor_specific_flags_,
4355 Target::are_processor_specific_flags_set_): New data member
4357 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4358 Input_objects pointer type parameter.
4360 2009-10-30 Doug Kwan <dougkwan@google.com>
4362 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4364 2009-10-28 Ian Lance Taylor <iant@google.com>
4366 * object.h (class Relobj): Drop options parameter from
4367 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4368 do_scan_relocs, do_relocate. Change all callers.
4369 (class Sized_relobj): Drop options parameters from
4370 do_gc_process_relocs, do_scan_relocs, do_relocate,
4371 do_relocate_sections, relocate_sections, emit_relocs_scan,
4372 emit_relocs_scan_reltype. Change all callers.
4373 (struct Relocate_info): Remove options field and all references to
4375 * reloc.h (class Read_relocs): Remove options constructor
4376 parameter and options_ field. Change all callers.
4377 (class Gc_process_relocs, class Scan_relocs): Likewise.
4378 (class Relocate_task): Likewise.
4379 * target-reloc.h (scan_relocs): Remove options parameter. Change
4381 (scan_relocatable_relocs): Likewise.
4382 * target.h (class Sized_target): Remove options parameter from
4383 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4385 * gc.h (gc_process_relocs): Remove options parameter. Change all
4387 * arm.cc: Update functions to remove options parameters.
4388 * i386.cc: Likewise.
4389 * powerpc.cc: Likewise.
4390 * sparc.cc: Likewise.
4391 * x86_64.cc: Likewise.
4392 * testsuite/testfile.cc: Likewise.
4394 2009-10-28 Doug Kwan <dougkwan@google.com>
4396 * arm.cc (Arm_relobj): New class definition.
4397 (Arm_relobj::scan_sections_for_stubs,
4398 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4399 New method definitions.
4401 2009-10-28 Cary Coutant <ccoutant@google.com>
4403 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4404 (Plugin::cleanup_done_): New member.
4405 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4406 (Plugin_manager::cleanup_done_): Remove.
4407 (Plugin_manager::add_input_file): Edit error message.
4408 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4409 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4411 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4413 * fileread.cc: (File_read::View::~View): Use the new
4414 data_ownership_ filed.
4415 (File_read::~File_read): Dispose the new whole_file_view_.
4416 (File_read::open): Mmap the whole file if needed.
4417 (File_read::open): Use whole_file_view_ instead of contents_.
4418 (File_read::find_view): Use whole_file_view_ if applicable.
4419 (File_read::do_read): Use whole_file_view_ instead of contents_.
4420 (File_read::make_view): Use whole_file_view_ instead of contents_,
4421 update File_read::View::View call.
4422 (File_read::find_or_make_view): Update File_read::View::View
4424 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4426 (File_read::View::Data_ownership): New enum.
4427 (File_read::View::View): Replace bool mapped_ with Data_ownership
4429 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4430 (File_read::View::data_ownership_): New field.
4431 (File_read::contents_): Remove (replaced by whole_file_view_).
4432 (File_read::whole_file_view_): New field.
4433 * options.h (class General_options): Add --keep-files-mapped.
4435 2009-10-27 Cary Coutant <ccoutant@google.com>
4437 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4438 * testsuite/Makefile.am (plugin_test_5): New test case.
4439 * testsuite/Makefile.in: Regenerate.
4441 2009-10-25 Doug Kwan <dougkwan@google.com>
4443 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4444 from private to protected to allow access by child class.
4445 (Sized_relobj::do_relocate_sections): New method declaration.
4446 (Sized_relobj::relocate_sections): Virtualize.
4447 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4448 Sized_relobj::relocate_sections. Instantiate template explicitly
4449 for different target sizes and endianity.
4451 2009-10-24 Doug Kwan <dougkwan@google.com>
4453 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4454 (Arm_input_section::as_arm_input_section): New method.
4455 (Arm_output_section): New class definition.
4456 (Arm_output_section::create_stub_group,
4457 Arm_output_section::group_sections): New method definitions.
4459 2009-10-22 Doug Kwan <dougkwan@google.com>
4461 * arm.cc (Arm_input_section): New class definition.
4462 (Arm_input_section::init, Arm_input_section:do_write,
4463 Arm_input_section::set_final_data_size,
4464 Arm_input_section::do_reset_address_and_file_offset): New method
4467 2009-10-21 Doug Kwan <dougkwan@google.com>
4469 * arm.cc (Stub_table, Arm_input_section): New forward class
4471 (Stub_table): New class defintion.
4472 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4473 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4474 New method definition.
4476 2009-10-21 Doug Kwan <dougkwan@google.com>
4478 * arm.cc: Update copyright comments.
4479 (Target_arm): New forward class template declaration.
4480 (Arm_address): New type.
4481 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4482 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4483 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4485 (Insn_template): Same.
4486 (DEF_STUBS): New macro.
4487 (Stub_type): New enum type.
4488 (Stub_template): New class definition.
4491 (Stub_factory): Same.
4492 (Target_arm::Target_arm): Initialize may_use_blx_ and
4493 should_force_pic_veneer_.
4494 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4495 Target_arm::should_force_pic_veneer,
4496 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4497 Target_arm::using_thumb_only, Target_arm:;default_target): New
4499 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4500 New data member declarations.
4501 (Insn_template::size, Insn_template::alignment): New method defintions.
4502 (Stub_template::Stub_template): New method definition.
4503 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4504 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4505 (Stub_factory::Stub_factory): New method definition.
4506 * gold.h (string_hash): New template.
4507 * output.h (Input_section_specifier::hash_value): Use
4509 (Input_section_specifier::string_hash): Remove.
4510 * stringpool.cc (Stringpool_template::string_hash): Use
4513 2009-10-20 Doug Kwan <dougkwan@google.com>
4515 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4516 symbols of relaxed input sections.
4517 * output.h (Output_section::find_relaxed_input_section): Make
4520 2009-10-16 Doug Kwan <dougkwan@google.com>
4522 * dynobj.cc (Versions::Versions): Initialize version_script_.
4523 Only insert base version symbol definition for a shared object
4524 if version script defines any version versions.
4525 (Versions::define_base_version): New method definition.
4526 (Versions::add_def): Check that base version is not needed.
4527 (Versions::add_need): Define base version lazily.
4528 * dynobj.h (Versions::define_base_version): New method declaration.
4529 (Versions::needs_base_version_): New data member declaration.
4530 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4531 (check_DATA): Add no_version_test.stdout.
4532 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4534 * testsuite/Makefile.in: Regenerate.
4535 * testsuite/no_version_test.c: New file.
4536 * testsuite/no_version_test.sh: Ditto.
4538 2009-10-16 Doug Kwan <dougkwan@google.com>
4540 * expression.cc (class Segment_start_expression): New class definition.
4541 (Segment_start_expression::value): New method definition.
4542 (script_exp_function_segment_start): Return a new
4543 Segment_start_expression.
4544 * gold/script-c.h (script_saw_segment_start_expression): New function
4546 * script-sections.cc (Script_sections::Script_sections): Initialize
4547 SAW_SEGMENT_START_EXPRESSION_ to false.
4548 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4549 and -Tbbs options to specify section addresses if given in
4550 command line and no SEGMENT_START expression is seen in a script.
4551 * script-sections.h (Script_sections::saw_segment_start_expression,
4552 Script_sections::set_saw_segment_start_expression): New method
4554 (Script_sections::saw_segment_start_expression_): New data member
4556 * script.cc (script_saw_segment_start_expression): New function.
4557 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4558 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4559 script_test_7.sh and script_test_8.sh.
4560 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4561 script_test_8.stdout.
4562 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4563 (script_test_6, script_test_6.stdout, script_test_7,
4564 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4565 * Makefile.in: Regenerate.
4566 * testsuite/script_test_6.sh: New file.
4567 * testsuite/script_test_6.t: Same.
4568 * testsuite/script_test_7.sh: Same.
4569 * testsuite/script_test_7.t: Same.
4570 * testsuite/script_test_8.sh: Same.
4572 2009-10-16 Doug Kwan <dougkwan@google.com>
4574 * output.cc (Output_segment::set_section_list_address): Cast
4575 expressions to unsigned long long type to avoid format warnings.
4577 2009-10-15 Ian Lance Taylor <iant@google.com>
4579 * script.cc (Script_options::add_symbol_assignment): Always add a
4580 dot assignment to script_sections_.
4581 * script-sections.cc (Script_sections::add_dot_assignment):
4582 Initialize if necessary.
4584 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4585 program headers with no load segment if there is a linker script.
4587 * layout.cc (Layout::set_segment_offsets): Align the file offset
4588 to the segment aligment for -N or -n with no load segment.
4589 * output.cc (Output_segment::add_output_section): Don't crash if
4590 the first section is a TLS section.
4591 (Output_segment::set_section_list_addresses): Print an error
4592 message if the address moves backward in a linker script.
4593 * script-sections.cc
4594 (Output_section_element_input::set_section_addresses): Don't
4595 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4596 (Orphan_output_section::set_section_addresses): Likewise.
4598 2009-10-15 Doug Kwan <dougkwan@google.com>
4600 * layout.cc (Layout::finish_dynamic_section): Generate tags
4601 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4602 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4603 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4605 2009-10-14 Ian Lance Taylor <iant@google.com>
4607 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4609 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4610 data_shdr fields of relinfo.
4611 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4612 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4613 R_386_TLS_LDO_32, adjust based on section flags.
4614 (Target_i386::Relocate::fix_up_ldo): Remove.
4616 2009-10-13 Ian Lance Taylor <iant@google.com>
4618 Add support for -pie.
4619 * options.h (class General_options): Add -pie and
4621 (General_options::output_is_position_independent): Test -pie.
4622 (General_options::output_is_executable): Return true if not shared
4623 and not relocatable.
4624 (General_options::output_is_pie): Remove.
4625 * options.cc (General_options::finalize): Reject incompatible uses
4627 * gold.cc (queue_middle_tasks): A -pie link is not static.
4628 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4629 * symtab.cc (Symbol::final_value_is_known): Return false if
4630 output_is_position_independent.
4631 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4632 output_is_position_independent.
4633 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4634 output_is_position_independent.
4635 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4636 output_is_position_independent.
4637 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4639 (basic_pie_test.o, basic_pie_test): New targets.
4640 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4641 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4642 (two_file_pie_test): New target.
4643 * testsuite/Makefile.in: Rebuild.
4644 * README: Remove note saying that -pie is not supported.
4646 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4648 * options.h (class General_options): Add -init and -fini.
4649 * layout.cc (Layout::finish_dynamic_section): Emit
4650 given init and fini functions.
4652 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4654 * gc.h (gc_process_relocs): Check if icf is enabled using new
4656 * gold.cc (queue_initial_tasks): Likewise.
4657 (queue_middle_tasks): Likewise.
4658 * object.cc (do_layout): Likewise.
4659 * symtab.cc (is_section_folded): Likewise.
4660 * main.cc (main): Likewise.
4661 * reloc.cc (Read_relocs::run): Likewise.
4662 (Sized_relobj::do_scan_relocs): Likewise.
4663 * icf.cc (is_function_ctor_or_dtor): New function.
4664 (Icf::find_identical_sections): Check if function is ctor or dtor when
4666 * options.h (General_options::icf): Change option to be an enum.
4667 (Icf_status): New enum.
4668 (icf_enabled): New method.
4669 (icf_safe_folding): New method.
4670 (set_icf_status): New method.
4671 (icf_status_): New variable.
4672 * (options.cc) (General_options::finalize): Set icf_status_.
4673 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4674 icf_test and icf_keep_unique_test to use the --icf enum flag.
4675 * testsuite/icf_safe_test.sh: New file.
4676 * testsuite/icf_safe_test.cc: New file.
4678 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4680 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4681 includes to gc.h and icf.h.
4682 * arm.cc: Include gc.h.
4683 * gold.cc: Likewise.
4684 * i386.cc: Likewise.
4685 * powerpc.cc: Likewise.
4686 * sparc.cc: Likewise.
4687 * x86_64.cc: Likewise.
4688 * gc.h: Include icf.h.
4690 2009-10-11 Ian Lance Taylor <iant@google.com>
4692 * plugin.cc: Include "gold.h" before other header files.
4694 2009-10-10 Chris Demetriou <cgd@google.com>
4696 * options.h (Input_file_argument::Input_file_type): New enum.
4697 (Input_file_argument::is_lib_): Replace with...
4698 (Input_file_argument::type_): New member.
4699 (Input_file_argument::Input_file_argument): Take Input_file_type
4700 'type' rather than boolean 'is_lib' as second argument.
4701 (Input_file_argument::is_lib): Use type_.
4702 (Input_file_argument::is_searched_file): New function.
4703 (Input_file_argument::may_need_search): Handle is_searched_file.
4704 * options.cc (General_options::parse_library): Support -l:filename.
4705 (General_options::parse_just_symbols): Update for Input_file_argument
4707 (Command_line::process): Likewise.
4708 * archive.cc (Archive::get_file_and_offset): Likewise.
4709 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4710 * script.cc (read_script_file, script_add_file): Likewise.
4711 * fileread.cc (Input_file::Input_file): Likewise.
4712 (Input_file::will_search_for): Handle is_searched_file.
4713 (Input_file::open): Likewise.
4714 * readsyms.cc (Read_symbols::get_name): Likewise.
4715 * testsuite/Makefile.am (searched_file_test): New test.
4716 * testsuite/Makefile.in: Regenerate.
4717 * testsuite/searched_file_test.cc: New file.
4718 * testsuite/searched_file_test_lib.cc: New file.
4720 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4721 Ian Lance Taylor <iant@google.com>
4723 * descriptor.cc: Include <cstdio> and "binary-io.h".
4724 (Descriptors::open): Open the files in binary mode always.
4725 * script.cc (Lex::get_token): Treat \r as whitespace.
4727 2009-10-09 Ian Lance Taylor <iant@google.com>
4729 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4731 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4732 Ian Lance Taylor <iant@google.com>
4734 * configure.ac: Check for readv function also.
4735 * fileread.cc (readv): Define if not HAVE_READV.
4736 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4738 * config.in: Regenerate.
4739 * configure: Regenerate.
4741 2009-10-09 Doug Kwan <dougkwan@google.com>
4743 * layout.cc (Layout::make_output_section): Call target hook to make
4744 ordinary output section.
4745 (Layout::finalize): Adjust parameter list of call the
4746 Target::may_relax().
4747 * layout.h (class Layout::section_list): New method.
4748 * merge.h (Output_merge_base::entsize): Change visibility to public.
4749 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4751 (Output_merge_string::do_is_string): New method.
4752 * object.cc (Sized_relobj::do_setup): renamed from
4753 Sized_relobj::set_up.
4754 * object.h (Sized_relobj::adjust_shndx,
4755 Sized_relobj::initializ_input_to_output_maps,
4756 Sized_relobj::free_input_to_output_maps): Change visibilities to
4758 (Sized_relobj::setup): Virtualize.
4759 (Sized_relobj::do_setup): New method declaration.
4760 (Sized_relobj::invalidate_section_offset,
4761 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4762 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4763 * options.cc (parse_int): New function.
4764 * options.h (parse_int): New declaration.
4765 (DEFINE_int): New macro.
4766 (stub_group_size): New option.
4767 * output.cc (Output_section::Output_section): Initialize memebers
4768 merge_section_map_, merge_section_by_properties_map_,
4769 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4770 (Output_section::add_input_section): Handled deferred code-fill
4771 generation and remove an old comment.
4772 (Output_section::add_relaxed_input_section): New method definition.
4773 (Output_section::add_merge_input_section): Use merge section by
4774 properties map to speed to search. Update merge section maps
4776 (Output_section::build_relaxation_map): New method definition.
4777 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4779 (Output_section::relax_input_section): Renamed to
4780 Output_section::convert_input_sections_to_relaxed_sections and change
4781 interface to take a vector of pointers to relaxed sections.
4782 (Output_section::find_merge_section,
4783 Output_section::find_relaxed_input_section): New method definitions.
4784 (Output_section::is_input_address_mapped,
4785 Output_section::output_offset, Output_section::output_address):
4786 Use output section data maps to speed up searching.
4787 (Output_section::find_starting_output_address): Add comments.
4788 (Output_section::do_write,
4789 Output_section::write_to_postprocessing_buffer): Do code-fill
4790 generation as appropriate.
4791 (Output_section::get_input_sections): Invalidate relaxed input section
4793 (Output_section::restore_states): Adjust type of checkpoint .
4794 Invalidate relaxed input section map.
4795 * output.h (Output_merge_base): New class declaration.
4796 (Input_section_specifier): New class defintion.
4797 (class Output_relaxed_input_section) Change base class to
4798 Output_section_data_build.
4799 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4800 base class initializer.
4801 (Output_section::add_relaxed_input_section): New method declaration.
4802 (Output_section::Input_section): Change visibility to protected.
4803 (Output_section::Input_section::relobj,
4804 Output_section::Input_section::shndx): Handle relaxed input sections.
4805 Output_section::input_sections) Change visibility to protected. Also
4806 define overload to return a non-const pointer.
4807 (Output_section::Merge_section_properties): New class defintion.
4808 (Output_section::Merge_section_by_properties_map,
4809 Output_section::Output_section_data_by_input_section_map,
4810 Output_section::Relaxation_map): New types.
4811 (Output_section::relax_input_section): Rename method to
4812 Output_section::convert_input_sections_to_relaxed_sections and change
4813 interface to take a vector of relaxed section pointers.
4814 (Output_section::find_merge_section,
4815 Output_section::find_relaxed_input_section,
4816 Output_section::build_relaxation_map,
4817 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4818 New method declarations.
4819 (Output_section::merge_section_map_
4820 Output_section::merge_section_by_properties_map_,
4821 Output_section::relaxed_input_section_map_,
4822 Output_section::is_relaxed_input_section_map_valid_,
4823 Output_section::generate_code_fills_at_write_): New data members.
4824 * script-sections.cc
4825 (Output_section_element_input::set_section_addresses): Call
4826 current_data_size and addralign methods of relaxed input sections.
4827 (Orphan_output_section::set_section_addresses): Call current_data_size
4828 and addralign methods of relaxed input sections.
4829 * symtab.cc (Symbol_table::compute_final_value): Extract template
4830 from the body of Symbol_table::sized_finalize_symbol.
4831 (Symbol_table::sized_finalized_symbol): Call
4832 Symbol_table::compute_final_value.
4833 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4834 (Symbol_table::compute_final_value): New templated method declaration.
4835 * target.cc (Target::do_make_output_section): New method defintion.
4836 * target.h (Target::make_output_section): New method declaration.
4837 (Target::relax): Add more parameters for input objects, symbol table
4838 and layout. Adjust call to do_relax.
4839 (Target::do_make_output_section): New method declaration.
4840 (Target::do_relax): Add parameters for input objects, symbol table
4843 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4845 * pread.c: Include stdio.h.
4847 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4849 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4852 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4854 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4860 Change read_shndx type to unsigned int.
4861 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4863 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4864 * layout.cc (Layout::create_symtab_sections): Cast the result of
4865 local_symcount * symsize to off_t in the gold_assert.
4867 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4869 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4870 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4872 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4873 (Arm_relocate_functions::thm_abs5): New function.
4874 (Arm_relocate_functions::abs12): New function.
4875 (Arm_relocate_functions::abs16): New function.
4876 (Arm_relocate_functions::base_abs): New function.
4877 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4878 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4879 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4881 (Scan::global): Likewise.
4882 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4883 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4884 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4885 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4888 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4890 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4891 (Arm_relocate_functions::movt_prel): New function.
4892 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4893 (Arm_relocate_functions::thm_movt_prel): New function.
4894 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4895 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4896 (Scan::global, Relocate::relocate): Likewise.
4897 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4899 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4901 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4902 Incremental_checker.
4903 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4905 (class Incremental_inputs_header): New class.
4906 (Incremental_inputs_header_writer): Edit comment.
4907 (Incremental_inputs_entry): New class.
4908 (Incremental_inputs_entry_writer): Edit comment.
4909 (Sized_incremental_binary::do_find_incremental_inputs_section):
4910 Add *strtab_shndx parameter, fill it.
4911 (Sized_incremental_binary::do_check_inputs): New method.
4912 (Incremental_checker::can_incrementally_link_output_file): Use
4913 Sized_incremental_binary::check_inputs.
4914 (Incremental_inputs::report_command_line): Save command line in
4917 (Incremental_binary::find_incremental_inputs_section): New
4919 (Incremental_binary::do_find_incremental_inputs_section): Add
4920 strtab_shndx parameter.
4921 (Incremental_binary::do_check_inputs): New pure virtual method.
4922 (Sized_incremental_binary::do_check_inputs): Declare.
4923 (Incremental_checker::Incremental_checker): Add incremental_inputs
4924 parameter, use it to initialize incremental_inputs_.
4925 (Incremental_checker::incremental_inputs_): New field.
4926 (Incremental_checker::command_line): New method.
4927 (Incremental_checker::inputs): New method.
4928 (Incremental_checker::command_line_): New field.
4930 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4932 * incremental.cc: Include <cstdarg> and "target-select.h".
4933 (vexplain_no_incremental): New function.
4934 (explain_no_incremental): New function.
4935 (Incremental_binary::error): New method.
4936 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4938 (make_sized_incremental_binary): New function.
4939 (open_incremental_binary): New function.
4940 (can_incrementally_link_file): Add checks if output is ELF and has
4942 * incremental.h: Include "elfcpp_file.h" and "output.h".
4943 (Incremental_binary): New class.
4944 (Sized_incremental_binary): New class.
4945 (open_incremental_binary): Declare.
4946 * object.cc (is_elf_object): Use
4947 elfcpp::Elf_recognizer::is_elf_file.
4948 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4949 * output.h (Output_file::filesize): New method.
4951 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4953 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4955 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4956 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4958 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4960 (Arm_relocate_functions::movw_abs_nc): New function.
4961 (Arm_relocate_functions::movt_abs): New function.
4962 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4963 (Arm_relocate_functions::thm_movt_abs): New function.
4964 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4965 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4966 (Scan::global): Likewise.
4967 (Relocate::relocate): Likewise.
4968 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4970 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4972 * arm.cc (Arm_relocate_functions::got_prel) New function.
4973 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4974 (Relocate::relocate): Likewise.
4975 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4977 2009-10-06 Ian Lance Taylor <iant@google.com>
4979 * options.h (class General_options): Define
4980 split_stack_adjust_size parameter.
4981 * object.h (class Object): Add uses_split_stack_ and
4982 has_no_split_stack_ fields. Add uses_split_stack and
4983 has_no_split_stack accessor functions. Declare
4984 handle_split_stack_section.
4985 (class Reloc_symbol_changes): Define.
4986 (class Sized_relobj): Define Function_offsets. Declare
4987 split_stack_adjust, split_stack_adjust_reltype, and
4989 * object.cc (Object::handle_split_stack_section): New function.
4990 (Sized_relobj::do_layout): Call handle_split_stack_section.
4991 * dynobj.cc (Sized_dynobj::do_layout): Call
4992 handle_split_stack_section.
4993 * reloc.cc (Sized_relobj::relocate_sections): Call
4994 split_stack_adjust for executable sections in split_stack
4995 objects. Pass reloc_map to relocate_section.
4996 (Sized_relobj::split_stack_adjust): New function.
4997 (Sized_relobj::split_stack_adjust_reltype): New function.
4998 (Sized_relobj::find_functions): New function.
4999 * target-reloc.h: Include "object.h".
5000 (relocate_section): Add reloc_symbol_changes parameter. Change
5002 * target.h (class Target): Add calls_non_split method. Declare
5003 do_calls_non_split virtual method. Declare match_view and
5005 * target.cc: Include "elfcpp.h".
5006 (Target::do_calls_non_split): New function.
5007 (Target::match_view): New function.
5008 (Target::set_view_to_nop): New function.
5009 * gold.cc (queue_middle_tasks): Give an error if mixing
5010 split-stack and non-split-stack objects with -r.
5011 * i386.cc (Target_i386::relocate_section): Add
5012 reloc_symbol_changes parameter.
5013 (Target_i386::do_calls_non_split): New function.
5014 * x86_64.cc (Target_x86_64::relocate_section): Add
5015 reloc_symbol_changes parameter.
5016 (Target_x86_64::do_calls_non_split): New function.
5017 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5019 * powerpc.cc (Target_powerpc::relocate_section): Add
5020 reloc_symbol_changes parameter.
5021 * sparc.cc (Target_sparc::relocate_section): Add
5022 reloc_symbol_changes parameter.
5023 * configure.ac: Call AM_CONDITIONAL for the default target.
5024 * configure: Rebuild.
5025 * testsuite/Makefile.am (TEST_AS): New variable.
5026 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5027 (check_DATA): Add split_i386 and split_x86_64 files.
5028 (SPLIT_DEFSYMS): Define.
5029 (split_i386_[1234n].o): New targets.
5030 (split_i386_[124]): New targets.
5031 (split_i386_[1234r].stdout): New targets.
5032 (split_x86_64_[1234n].o): New targets.
5033 (split_x86_64_[124]): New targets.
5034 (split_x86_64_[1234r].stdout): New targets.
5035 (MOSTLYCLEANFILES): Add new executables.
5036 * testsuite/split_i386.sh: New file.
5037 * testsuite/split_x86_64.sh: New file.
5038 * testsuite/split_i386_1.s: New file.
5039 * testsuite/split_i386_2.s: New file.
5040 * testsuite/split_i386_3.s: New file.
5041 * testsuite/split_i386_4.s: New file.
5042 * testsuite/split_i386_n.s: New file.
5043 * testsuite/split_x86_64_1.s: New file.
5044 * testsuite/split_x86_64_2.s: New file.
5045 * testsuite/split_x86_64_3.s: New file.
5046 * testsuite/split_x86_64_4.s: New file.
5047 * testsuite/split_x86_64_n.s: New file.
5048 * testsuite/testfile.cc (Target_test): Update relocation_section
5050 * testsuite/Makefile.in: Rebuild.
5052 2009-10-06 Ian Lance Taylor <iant@google.com>
5054 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5055 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5056 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5057 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5058 the address on ldo_addrs_.
5059 (Target_i386::Relocate::fix_up_ldo): New function.
5061 2009-10-06 Rafael Espindola <espindola@google.com>
5063 * plugin.cc (add_input_library): New.
5064 (Plugin::load): Add add_input_library to tv.
5065 (Plugin_manager::add_input_file): Add the is_lib argument.
5066 (add_input_file): Update call to Plugin_manager::add_input_file.
5067 (add_input_library): New.
5068 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5070 2009-09-30 Doug Kwan <dougkwan@google.com>
5072 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5073 symbol and call Symbol::may_need_copy_reloc to determine if
5074 a copy reloc is needed.
5075 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5076 nocopyreloc is given in command line.
5077 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5078 given in command line.
5079 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5080 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5081 of the removed Target_i386::may_need_copy_reloc.
5082 * options.h (copyreloc): New option with default value false.
5083 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5084 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5085 instead of the removed Target_powerpc::may_need_copy_reloc.
5086 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5087 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5088 instead of the removed Target_sparc::may_need_copy_reloc.
5089 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5090 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5091 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5092 instead of the removed Target_x86_64::may_need_copy_reloc.
5094 2009-09-30 Ian Lance Taylor <iant@google.com>
5096 * object.h (class Object): Remove target_ field, and target,
5097 sized_target, and set_target methods.
5098 (Object::sized_target): Remove.
5099 (class Sized_relobj): Update declarations. Remove sized_target.
5100 * object.cc (Sized_relobj::setup): Remove target parameter.
5102 (Input_objects::add_object): Don't do anything with the target.
5103 (make_elf_sized_object): Add punconfigured parameter. Change all
5104 callers. Set or test parameter target.
5105 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5107 * parameters.cc (Parameters::set_target): Change parameter type to
5109 (Parameters::default_target): Remove.
5110 (set_parameters_target): Change parameter type to be non-const.
5111 (parameters_force_valid_target): New function.
5112 (parameters_clear_target): New function.
5113 * parameters.h (class Parameters): Update declarations. Remove
5114 default_target method. Add sized_target and clear_target
5115 methods. Change target_ to be non-const.
5116 (set_parameters_target): Update declaration.
5117 (parameters_force_valid_target): Declare.
5118 (parameters_clear_target): Declare.
5119 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5120 as NULL if we aren't searching.
5121 (Add_symbols::run): Don't check for compatible target.
5122 * fileread.cc (Input_file::open_binary): Call
5123 parameters_force_valid_target.
5124 * gold.cc (queue_middle_tasks): Likewise.
5125 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5126 set_target on object.
5127 * dynobj.h (class Sized_dynobj): Update declarations.
5128 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5129 make_elf_object returns NULL.
5130 (Archive::include_member): Don't check whether object target is
5132 * output.cc (Output_section::add_input_section): Get target from
5134 (Output_section::relax_input_section): Likewise.
5135 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5137 (Sized_relobj::do_scan_relocs): Likewise.
5138 (Sized_relobj::relocate_sections): Likewise.
5139 * resolve.cc (Symbol_table::resolve): Likewise.
5140 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5141 parameter. Change all callers.
5142 (Symbol_table::add_from_object): Get target from parameters.
5143 (Symbol_table::add_from_relobj): Don't check object target.
5144 (Symbol_table::add_from_dynobj): Likewise.
5145 (Symbol_table::define_special_symbol): Get target from
5147 * symtab.h (class Symbol_table): Update declaration.
5148 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5149 parameter. Change all callers. Clear parameter target.
5150 (Binary_test): Test target here.
5151 * testsuite/object_unittest.cc (gold_testsuite): Remove
5152 target_test_pointer parameter. Change all callers.
5153 (Object_test): Test target here.
5155 2009-09-26 Ian Lance Taylor <iant@google.com>
5157 * testsuite/initpri1.c: Don't try to use constructor priorities if
5158 compiling with gcc before 4.3.
5160 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5162 * testsuite/retain_symbols_file_test.sh (check_present): Change
5163 output file name to retain_symbols_file_test.stdout.
5164 (check_absent): Likewise.
5166 2009-09-18 Craig Silverstein <csilvers@google.com>
5168 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5169 * options.cc: Include <cerrno> and <fstream>.
5170 (General_options::finalize): Parse -retain-symbols-file tag.
5171 * options.h: New flag.
5172 (General_options): New method should_retain_symbol, new
5173 variable symbols_to_retain.
5174 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5175 should_retain_symbol map.
5176 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5177 * testsuite/Makefile.in: Regenerate.
5178 * testsuite/retain_symbols_file_test.sh: New file.
5180 2009-09-18 Nick Clifton <nickc@redhat.com>
5182 * po/es.po: Updated Spanish translation.
5184 2009-09-17 Doug Kwan <dougkwan@google.com>
5186 * debug.h (DEBUG_RELAXATION): New constant.
5187 (DEBUG_ALL): Add DEBUG_RELAXATION.
5188 (debug_string_to_enum): Add relaxation debug option.
5190 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5191 Layout::Relaxation_debug_check::read_sections,
5192 Layout::Relaxation_debug_check::read_sections): New method definitions.
5193 (Layout::Layout): Initialize data members
5194 record_output_section_data_from_scrips_,
5195 script_output_section_data_list_ and relaxation_debug_check_.
5196 (Layout::save_segments, Layout::restore_segments,
5197 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5198 Layout::relaxation_loop_body): New method definitions.
5199 (Layout::finalize): Support relaxation. Move section layout code to
5200 Layout::relaxation_loop_body.
5201 (Layout::set_asection_address_from_script): Move code for orphan
5202 section placement out.
5203 (Layout::place_orphan_sections_in_script): New method definition.
5204 * layout.h (Output_segment_headers, Output_file_header):
5205 New forward class declarations.
5206 (Layout::~Layout): Define.
5207 (Layout::new_output_section_data_from_script): New method definition.
5208 (Layout::place_orphan_sections_in_script): New method declaration.
5209 (Layout::Segment_states): New type declaration.
5210 (Layout::save_segments, Layout::restore_segments,
5211 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5212 Layout::relaxation_loop_body): New method declarations.
5213 (Layout::Output_section_data_list): New type declaration.
5214 (Layout::Relaxation_debug_check): New class definition.
5215 (Layout::record_output_section_data_from_script_,
5216 Layout::script_output_section_data_list_, Layout::segment_states_,
5217 Layout::relaxation_debug_check_): New data members.
5218 * output.cc: (Output_section_headers::do_size): New method definition.
5219 (Output_section_headers::Output_section_headers): Move size
5220 computation to Output_section_headers::do_size.
5221 (Output_segment_headers::do_size): New method definition.
5222 (Output_file_header::Output_file_header): Move size computation to
5223 Output_file_header::do_size and call it.
5224 (Output_file_header::do_size): New method definition.
5225 (Output_data_group::Output_data_group): Adjust call to
5226 Output_section_data.
5227 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5228 (Output_symtab_xindex::do_write): Add array bound check.
5229 (Output_section::Input_section::print_to_mapfile): Handle
5230 RELAXED_INPUT_SECTION_CODE.
5231 (Output_section::Output_section): Initialize data member checkpoint_.
5232 (Output_section::~Output_section): Delete checkpoint object pointed
5234 (Output_section::add_input_section): Always add an Input_section if
5236 (Output_section::add_merge_input_section): Add assert.
5237 (Output_section::relax_input_section): New method definition.
5238 (Output_section::set_final_data_size): Set load address to zero for
5239 an unallocated section.
5240 (Output_section::do_address_and_file_offset_have_reset_values):
5241 New method definition.
5242 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5243 Handle relaxed input section.
5244 (Output_section::sort_attached_input_sections): Checkpoint input
5245 section list lazily.
5246 (Output_section::get_input_sections): Change type of input_sections to
5247 list of Simple_input_section pointers. Checkpoint input section list
5248 lazily. Also handle relaxed input sections.
5249 (Output_section::add_input_section_for_script): Take a reference to
5250 a Simple_input_section object instead of Relobj pointer and section
5251 index as parameter. Handle relaxed input sections.
5252 (Output_section::save_states, Output_section::restore_states): New
5254 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5255 (Output_data::is_data_size_fixed): New method definition.
5256 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5258 (Output_data::address_and_file_offset_have_reset_values): New method
5260 (Output_data::do_address_and_file_offset_have_reset_values): New method
5262 (Output_data::set_data_size): Check that data size is not fixed.
5263 (Output_data::fix_data_size): New method definition.
5264 (Output_data::is_data_size_fixed_): New data member.
5265 (Output_section_headers::set_final_data_size): New method definition.
5266 (Output_section_headers::do_size): New method declaration.
5267 (Output_segment_headers::set_final_data_size): New method definition.
5268 (Output_segment_headers::do_size): New method declaration.
5269 (Output_file_header::set_final_data_size)::New method definition.
5270 (Output_file_header::do_size)::New method declaration.
5271 (Output_section_data::Output_section_data): Add new parameter
5272 is_data_size_fixed and use it to fix data size.
5273 (Output_data_const::Output_data_const): Adjust call to base class
5274 constructor and fix data size.
5275 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5276 base class constructor and fix data size.
5277 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5278 base class constructor and fix data size.
5279 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5280 class constructor and fix data size.
5281 (Output_data_group::set_final_data_size): New method definition.
5282 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5283 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5284 class constructor and fix data size.
5285 (Output_relaxed_input_section): New class definition.
5286 (Output_section::Simple_input_section): New class definition.
5287 (Output_section::get_input_sections): Adjust parameter list.
5288 (Output_section::add_input_section_for_script): Same.
5289 (Output_section::save_states, Output_section::restore_states,
5290 Output_section::do_address_and_file_offset_have_reset_values,
5291 (Output_section::Input_section::Input_section): Handle
5292 RELAXED_INPUT_SECTION_CODE. Add new overload for
5293 Output_relaxed_input_section.
5294 (Output_section::Input_section::is_input_section,
5295 Output_section::Input_section::set_output_section): Handle relaxed
5297 (Output_section::Input_section::is_relaxed_input_section,
5298 Output_section::Input_section::output_section_data,
5299 Output_section::Input_section::relaxed_input_section): New method
5301 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5303 (Output_section::Input_section::u1_): Update comments.
5304 (Output_section::Input_section::u2_): Add new union member poris.
5305 (Output_section::Checkpoint_output_section): New classs definition.
5306 (Output_section::relax_input_section): New method declaration.
5307 (Output_section::checkpoint_): New data member.
5308 (Output_segment): Update comments.
5309 (Output_segment::Output_segment): Un-privatize copy constructor.
5310 (Output_segment::operator=): Un-privatize.
5311 * script-sections.cc (Output_section_element::Input_section_list):
5312 Change element type to Output_section::Simple_input_section.
5313 (Output_section_element_dot_assignment::set_section_addresses):
5314 Register output section data for relaxation clean up.
5315 (Output_data_exression::Output_data_expression): Adjust call to base
5316 constructor to fix data size.
5317 (Output_section_element_data::set_section_addresses): Register
5318 Output_data_expression object for relaxation clean up.
5319 (struct Input_section_info): Replace Relobj pointer and section index
5320 pair with Output_section::Simple_input_section and Convert struct to a
5322 (Input_section_sorter::operator()): Adjust access to
5323 Input_section_info data member to use accessors.
5324 (Output_section_element_input::set_section_addresses): Use layout
5325 parameter. Adjust code to use Output_section::Simple_input_section
5326 and Input_secction_info classes. Register filler for relaxation
5328 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5329 and section index pair with Output_section::Simple_input_section
5330 class. Adjust code accordingly.
5331 (Phdrs_element::release_segment): New method definition.
5332 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5334 (Script_sections::release_segments): New method definition.
5335 * gold/script-sections.h (Script_sections::release_segments): New
5337 * gold/target.h (Target::may_relax, Target::relax,
5338 Target::do_may_relax, Target::do_relax): New method definitions.
5340 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5342 * arm.cc (has_signed_unsigned_overflow): New function.
5343 (Arm_relocate_functions::abs8): New function.
5344 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5345 (Target_arm::Scan::global): Likewise.
5346 (Target_arm::relocate::relocate): Likewise.
5347 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5350 2009-09-16 Cary Coutant <ccoutant@google.com>
5352 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5353 * testsuite/Makefile.in: Regenerate.
5355 2009-09-11 Nick Clifton <nickc@redhat.com>
5357 * po/gold.pot: Updated by the Translation project.
5359 2009-09-08 Cary Coutant <ccoutant@google.com>
5361 * output.cc (Output_file::open): Add execute permission to empty file.
5362 * testsuite/Makefile.am (permission_test): New test.
5363 * testsuite/Makefile.in: Regenerate.
5365 2009-09-02 Ian Lance Taylor <iant@google.com>
5367 * output.cc (Output_file::resize): Call map_no_anonymous rather
5370 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5372 * gold.cc: Include "incremental.h".
5373 (queue_initial_tasks): Call Incremental_checker methods.
5374 * incremental.cc: Include "output.h".
5375 (Incremental_checker::can_incrementally_link_output_file): New
5377 * incremental.h (Incremental_checker): New class.
5379 * output.cc (Output_file::open_for_modification): New method.
5380 (Output_file::map_anonymous): Changed return type to bool. Record
5382 (Output_file::map_no_anonymous): New method, broken out of map.
5383 (Output_file::map): Use map_no_anonymous and map_anonymous.
5384 * output.h (class Output_file): Update declarations.
5386 2009-08-24 Cary Coutant <ccoutant@google.com>
5388 * options.h (Command_line::Pre_options): New class.
5389 (Command_line::pre_options): New member.
5390 * options.cc (gold::options::ready_to_register): New variable.
5391 (One_option::register_option): Do nothing if not registering options.
5392 Assert if same short option registered twice.
5393 (General_options::General_options): Turn off option registration when
5395 (Command_line::Pre_options::Pre_options): New constructor.
5397 2009-08-24 Cary Coutant <ccoutant@google.com>
5399 * options.h (General_options::no_keep_memory): Remove incorrect
5402 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5404 * Makefile.am (am__skiplex, am__skipyacc): New.
5405 * Makefile.in: Regenerate.
5407 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5409 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5410 (INCLUDES): ... this.
5411 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5412 (AM_CPPFLAGS): Renamed from ...
5413 (INCLUDE): ... this.
5414 * Makefile.in, testsuite/Makefile.in: Regenerate.
5416 * Makefile.in: Regenerate.
5417 * aclocal.m4: Likewise.
5418 * config.in: Likewise.
5419 * configure: Likewise.
5420 * testsuite/Makefile.in: Likewise.
5422 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5423 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5424 * Makefile.in: Regenerate.
5425 * testsuite/Makefile.in: Regenerate.
5427 2009-08-19 Cary Coutant <ccoutant@google.com>
5429 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5430 symbols in shared libraries overridden by hidden or internal symbols
5431 in the main program.
5433 2009-08-19 Chris Demetriou <cgd@google.com>
5435 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5436 checking source file names in error messages.
5438 2009-08-18 Doug Kwan <dougkwan@google.com>
5440 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5441 an elcpp::Ehdr as parameter. Adjust call to set_target.
5442 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5443 an elfcpp::Ehdr as parameter.
5444 * object.cc (Object::set_target): Remove the version that looks up
5445 a target and sets it.
5446 (Sized_relobj::setup): Take a Target object instead of
5447 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5448 (make_elf_sized_object): Find target and ask target to
5450 * object.h: (Object::set_target): Remove the version that looks up
5451 a target and sets it.
5452 (Sized_relobj::setup): Take a Target object instead of
5453 an elfcpp:Ehdr as parameter.
5454 * target.cc: Include dynobj.h.
5455 (Target::do_make_elf_object_implementation): New.
5456 (Target::do_make_elf_object): New.
5457 * target.h (Target::make_elf_object): New template declaration.
5458 (Target::do_make_elf_object): New method declarations.
5459 (Target::do_make_elf_object_implementation): New template declaration.
5461 2009-08-14 Ian Lance Taylor <iant@google.com>
5463 * gold.h (FUNCTION_NAME): Define.
5464 (gold_unreachable): Use FUNCTION_NAME.
5466 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5468 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5469 symbol in the --keep-unique list is not found.
5471 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5473 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5474 been maked as --keep-unique.
5475 (Icf::unfold_section): New function.
5476 * icf.h (Icf::unfold_section): New function.
5477 * options.h (General_options::keep_unique): New option.
5478 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5479 * testsuite/Makefile.in: Regenerate.
5480 * testsuite/icf_keep_unique_test.sh: New file.
5481 * testsuite/icf_keep_unique_test.cc: New file.
5483 2009-08-12 Cary Coutant <ccoutant@google.com>
5486 * resolve.cc (Symbol_table::resolve): Check for references from
5487 dynamic objects to hidden and internal symbols.
5488 * testsuite/Makefile.am (hidden_test.sh): New test.
5489 * testsuite/Makefile.in: Regenerate.
5490 * testsuite/hidden_test.sh: New script.
5491 * testsuite/hidden_test_1.c: New test source.
5492 * testsuite/hidden_test_main.c: New test source.
5494 2009-08-11 Doug Kwan <dougkwan@google.com>
5496 * arm.cc: Update comments.
5497 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5498 segment to locate the .ARM.exidx section if present.
5500 2009-08-09 Doug Kwan <dougkwan@google.com>
5502 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5505 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5506 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5509 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5511 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5512 valid tls_segment only for non-debug-section relocations.
5513 * testsuite/Makefile.am: Add gc_tls_test.
5514 * testsuite/Makefile.in: Regenerate.
5515 * testsuite/gc_tls_test.cc: New file.
5516 * testsuite/gc_tls_test.sh: New file.
5518 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5522 * Makefile.am (CCFILES): Add icf.cc.
5524 * Makefile.in: Regenerate.
5525 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5526 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5527 section, symbol and addend information for the relocs.
5528 * gold.cc (queue_middle_tasks): Call identical code folding.
5529 * gold.h: Add defines for multimap.
5530 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5531 to the call of finalize_local_symbols.
5532 * main.cc (main): Create object of class Icf.
5533 * object.cc (Sized_relobj::do_layout): Allow this function to be
5534 called twice during icf.
5535 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5536 to sections marked as identical by icf.
5537 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5539 (Sized_relobj::do_section_entsize): New function.
5540 * object.h (Object::section_entsize): New function.
5541 (Object::do_section_entsize): New pure virtual function.
5542 (Relobj::finalize_local_symbols): Add new parameter.
5543 (Relobj::do_section_entsize): New function.
5544 * options.h (General_options::icf): New option.
5545 (General_options::icf_iterations): New option.
5546 (General_options::print_icf_sections): New option.
5547 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5548 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5549 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5551 * symtab.cc (Symbol_table::is_section_folded): New function.
5552 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5553 to sections marked as identical by icf.
5554 * symtab.h (Symbol_table::set_icf): New function.
5555 (Symbol_table::icf): New function.
5556 (Symbol_table::is_section_folded): New function.
5557 (Symbol_table::icf_): New data member.
5558 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5559 * testsuite/Makefile.am: Add commands to build icf_test.
5560 * testsuite/Makefile.in: Regenerate.
5561 * testsuite/icf_test.sh: New file.
5562 * testsuite/icf_test.cc: New file.
5564 2009-07-24 Chris Demetriou <cgd@google.com>
5566 * layout.cc (is_compressible_debug_section): Fix incorrect
5567 comment about compressed section names.
5569 2009-07-20 Ian Lance Taylor <ian@airs.com>
5572 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5574 2009-07-16 Ian Lance Taylor <iant@google.com>
5577 * layout.h: #include <map>.
5578 (class Kept_section): Change from struct to class. Add accessors
5579 and setters. Add section size to Comdat_group mapping. Change
5580 Comdat_group to std::map. Add is_comdat_ field. Add
5581 linkonce_size field in union.
5582 (class Layout): Update declaration of find_or_add_kept_section.
5583 Don't declare find_kept_object.
5584 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5585 parameter. Add object, shndx, is_comdat, and is_group_name
5586 parameters. Change all callers. Adjust for new Kept_section.
5587 (Layout::find_kept_object): Remove.
5588 * object.cc (Sized_relobj::include_section_group): Update use of
5589 Kept_section. Rename secnum to shndx. Only record
5590 Kept_comdat_section if sections are the same size.
5591 (Sized_relobj::include_linkonce_section): Update use of
5592 Kept_section. Only record Kept_comdat_section if sections are the
5593 same size. Set size of linkonce section.
5594 (Sized_relobj::map_to_kept_section): Update call to
5595 get_kept_comdat_section.
5596 * object.h (class Sized_relobj): Rename fields in
5597 Kept_comdat_section to drop trailing underscores; change object
5598 field to Relobj*. Change Kept_comdat_section_table to store
5599 struct rather than pointer.
5600 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5601 Add kept_object and kept_shndx parameters. Change all callers.
5602 (Sized_relobj::get_kept_comdat_section): Change return type to
5603 bool. Add kept_object and kept_shndx parameters. Change all
5605 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5606 Layout::find_or_add_kept_section.
5608 2009-07-09 Ian Lance Taylor <iant@google.com>
5610 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5611 Reserve space in the hash table.
5613 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5615 * fileread.cc (File_read::get_mtime): New method.
5616 * fileread.h (Timespec): New structure.
5617 (File_read::get_mtime): New method.
5618 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5619 Renamed from timestamp_nsec.
5620 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5622 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5624 (Incremental_inputs::report_archive): Save mtime; style fix.
5625 (Incremental_inputs::report_obejct): Save mtime; style fix.
5626 (Incremental_inputs::report_script): Save mtime; style fix.
5627 (Incremental_inputs::finalize_inputs): Style fix.
5628 (Incremental_inputs::finalize): Style fix.
5629 (Incremental_inputs::create_input_section_data): Store inputs
5631 * incremental.h (Incremental_inputs::report_script): Add mtime
5633 (Incremental_inputs::Input_info::Input_info): Intialize only one
5635 (Incremental_inputs::Input_info::archive): Move to nameless
5637 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5638 (Incremental_inputs::Input_info::script): Move to nameless union.
5639 (Incremental_inputs::mtime): New field.
5640 * script.cc (read_input_script): Pass file mtime to
5642 * script.h (Script_info::inputs): Style fix.
5644 2009-07-01 Ian Lance Taylor <ian@airs.com>
5646 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5649 2009-06-24 Ian Lance Taylor <iant@google.com>
5652 * layout.cc (Layout::choose_output_section): If we find an
5653 existing section, update the flags.
5654 (Layout::create_notes): New function, broken out of
5656 (Layout::finalize): Don't create note sections.
5657 (Layout::create_note): Don't crash if linker script discards
5659 (Layout::create_gold_note): Likewise.
5660 (Layout::create_build_id): Likewise. Don't set
5661 after_input_sections on the section.
5662 (Layout::create_executable_stack_info): Remove target parameter.
5664 * layout.h (class Layout): Declare create_notes. Update
5665 declaration of create_executable_stack_info.
5666 * gold.cc (queue_middle_tasks): Call create_notes.
5667 * output.cc (Output_section::update_flags_for_input_section): Move
5668 here from output.h. If SHF_ALLOC flag is newly set, mark address
5670 * output.h (Output_data::mark_address_invalid): New function.
5671 (class Output_section): Only declare, not define,
5672 update_flags_for_input_section. Remove set_flags.
5674 2009-06-24 Ian Lance Taylor <iant@google.com>
5676 * script-sections.cc (Output_section_definition::
5677 set_section_addresses): Rename shadowing local load_address to
5680 2009-06-24 Ian Lance Taylor <iant@google.com>
5683 * reloc.cc (relocate_sections): Skip empty relocation sections.
5685 2009-06-23 Ian Lance Taylor <iant@google.com>
5688 * layout.cc (Layout::create_note): Use choose_output_section
5689 rather than make_output_section.
5691 2009-06-23 Ian Lance Taylor <iant@google.com>
5694 * options.cc (General_options::parse_V): Set printed_version_.
5695 (General_options::General_options): Initialize printed_version_.
5696 * options.h (class General_options): Add printed_version_ field.
5697 * gold.cc (queue_initial_tasks): If there are no input files,
5698 don't give a fatal error if we printed the version information.
5699 (queue_middle_tasks): If using -r with a shared object, give a
5700 fatal error rather than an ordinary error.
5702 2009-06-23 Ian Lance Taylor <iant@google.com>
5705 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5706 (Layout::make_output_section): Set have_stabstr_section_ if we see
5707 a .stab*str section.
5708 (Layout::finalize): Call link_stabs_sections.
5709 (Layout::link_stabs_sections): New file.
5710 * layout.h (class Layout): Add have_stabstr_section_ field.
5711 Declare link_stabs_sections.
5713 2009-06-23 Doug Kwan <dougkwan@google.com>
5715 * Makefile.am (libgold_a_LIBADD): New.
5716 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5717 * Makefile.in: Regenerate.
5718 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5719 * configure: Regenerate.
5720 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5721 * fileread.cc: Include sys/state.h
5722 * gold.h: Declare memmem and strndup if found missing.
5723 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5725 2009-06-23 Ian Lance Taylor <iant@google.com>
5727 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5728 * configure: Rebuild.
5730 2009-06-23 Ian Lance Taylor <iant@google.com>
5733 * object.cc (Object::section_contents): Don't try to get a view if
5734 the section has length zero.
5735 (Object::handle_gnu_warning_section): If the section is empty, use
5736 the name of the section as the warning.
5738 2009-06-23 Ian Lance Taylor <iant@google.com>
5741 * stringpool.h (class Stringpool_template): Add optimize_ field.
5742 (Stringpool_template::set_optimize): New function.
5743 * stringpool.cc (Stringpool_template::Stringpool_template):
5744 Initialize optimize_ field.
5745 (Stringpool_template::set_string_offsets): Test local optimize
5746 fild rather than parameter.
5747 * layout.cc (Layout::Layout): Call set_optimize on the section
5750 2009-06-22 Ian Lance Taylor <iant@google.com>
5753 * yyscript.y: Parse TARGET.
5754 * script.cc (script_set_target): New function.
5755 * script-c.h (script_set_target): Declare.
5756 * options.cc (General_options::string_to_object_format): Rename
5757 from string_to_object_format in anonymous namespace. Change
5759 * options.h (class General_options): Declare
5760 string_to_object_format.
5762 2009-06-22 Ian Lance Taylor <iant@google.com>
5764 * script-sections.cc (Script_sections::create_segments): Don't put
5765 program headers in a PT_LOAD segment if -n or -N.
5767 2009-06-22 Ian Lance Taylor <iant@google.com>
5770 * options.h (class General_options): Add -z lazy and -z now. Sort
5771 -z options into alphabetical order.
5772 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5774 2009-06-21 Ian Lance Taylor <iant@google.com>
5776 * layout.cc (Layout::make_output_section): Call
5777 Target::new_output_section.
5778 (Layout::attach_allocated_section_to_segment): Put large section
5779 sections in a separate load segment with the large segment flag
5781 (Layout::segment_precedes): Sort large data segments after other
5783 (align_file_offset): New static function.
5784 (Layout::set_segment_offsets): Use align_file_offset.
5785 * output.h (class Output_section): Add is_small_section_ and
5786 is_large_section_ fields.
5787 (Output_section::is_small_section): New function.
5788 (Output_section::set_is_small_section): New function.
5789 (Output_section::is_large_section): New function.
5790 (Output_section::set_is_large_section): New function.
5791 (Output_section::is_large_data_section): New function.
5792 (class Output_segment): Add is_large_data_segment_ field.
5793 (Output_segment::is_large_data_segment): New function.
5794 (Output_segment::set_is_large_data_segment): New function.
5795 * output.cc (Output_section::Output_section): Initialize new
5797 (Output_segment::Output_segment): Likewise.
5798 (Output_segment::add_output_section): Add assertion that large
5799 data sections always go in large data segments. Force small data
5800 sections to the end of the list of data sections. Force small BSS
5801 sections to the start of the list of BSS sections. For large BSS
5802 sections to the end of the list of BSS sections.
5803 * symtab.h (class Symbol): Declare is_common_shndx.
5804 (Symbol::is_defined): Check Symbol::is_common_shndx.
5805 (Symbol::is_common): Likewise.
5806 (class Symbol_table): Define enum Commons_section_type. Update
5807 declarations. Add small_commons_ and large_commons_ fields.
5808 * symtab.cc (Symbol::is_common_shndx): New function.
5809 (Symbol_table::Symbol_table): Initialize new fields.
5810 (Symbol_table::add_from_object): Put small and large common
5811 symbols in the right list.
5812 (Symbol_table::sized_finalized_symbol): Check
5813 Symbol::is_common_shndx.
5814 (Symbol_table::sized_write_globals): Likewise.
5815 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5816 common symbol lists. Don't call do_allocate_commons_list if the
5818 (Symbol_table::do_allocate_commons_list): Remove is_tls
5819 parameter. Add comons_section_type parameter. Change all
5820 callers. Handle small and large common symbols.
5821 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5822 Symbol::is_common_shndx.
5823 * resolve.cc (symbol_to_bits): Likewise.
5824 * target.h (Target::small_common_shndx): New function.
5825 (Target::small_common_section_flags): New function.
5826 (Target::large_common_shndx): New function.
5827 (Target::large_common_section_flags): New function.
5828 (Target::new_output_section): New function.
5829 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5830 small_common_section_flags, and large_common_section_flags
5832 (Target::do_new_output_section): New virtual function.
5833 * arm.cc (Target_arm::arm_info): Initialize new fields.
5834 * i386.cc (Target_i386::i386_info): Likewise.
5835 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5837 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5838 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5839 (Target_x86_64::do_new_output_section): New function.
5840 * configure.ac: Define conditional MCMODEL_MEDIUM.
5841 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5842 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5843 (large_LDFLAGS): Define.
5844 * testsuite/large.c: New file.
5845 * testsuite/testfile.cc (Target_test::test_target_info):
5846 Initialize new fields.
5847 * configure, testsuite/Makefile.in: Rebuild.
5849 2009-06-05 Doug Kwan <dougkwan@google.com>
5851 * Makefile.am (CCFILES): Add target.cc.
5852 * Makefile.in: Regenerate.
5853 * i386.cc (class Target_i386): Define new virtual method to
5854 override do_is_local_label_name in parent.
5855 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5856 local symbols if --discard-locals or -X is given.
5857 * options.h (class General_options): Declare new options
5858 '--discard-locals' and '-X' for discarding locals.
5859 * target.h (class Target): Define new methods is_local_label_name.
5860 Declare new virtual method do_is_local_label_name.
5861 * target.cc: New file.
5862 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5863 (check_SCRIPTS): Add discard_locals_test.sh.
5864 (check_DATA): Add discard_local_tests.syms.
5865 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5866 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5867 * testsuite/Makefile.in: Regenerate.
5868 * testsuite/discard_locals_test.c: New file.
5869 * testsuite/discard_locals_test.sh: Same.
5871 2009-06-05 Doug Kwan <dougkwan@google.com>
5873 * object.cc (Sized_relobj::Sized_relobj): Initialize
5874 discarded_eh_frame_shndx_ to -1U.
5875 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5877 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5878 a discarded .eh_frame section.
5879 (Sized_relobj::do_finalize_local_symbols): Ditto.
5880 * object.h (class Sized_relobj): Declare new member
5881 discarded_eh_frame_shndx_.
5882 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5883 (local_labels_test.o, local_labels_test): New rules.
5884 * testsuite/Makefile.in: Regenerate.
5886 2009-06-04 Doug Kwan <dougkwan@google.com>
5888 * layout.cc (Layout::section_name_mapping): Add mapping for
5889 special ARM sections.
5891 2009-06-03 Doug Kwan <dougkwan@google.com>
5893 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5894 (utils::has_overflow): Same.
5896 2009-06-03 Ian Lance Taylor <iant@google.com>
5898 * layout.cc (Layout::section_name_mapping): New array, replacing
5899 Layout::linkonce_mapping.
5900 (Layout::section_name_mapping_count): New variable, replacing
5901 Layout::linkonce_mapping_count.
5902 (Layout::linkonce_output_name): Remove.
5903 (Layout::output_section_name): Rewrite.
5904 * layout.h (class Layout): Rename Linkonce_mapping to
5905 Section_name_mapping, linkonce_mapping to section_name_mapping,
5906 linkonce_mapping_count to section_name_mapping_count. Don't
5907 declare linkonce_output_name.
5909 2009-06-03 Doug Kwan <dougkwan@google.com>
5911 * gold/arm.cc (namespace utils): New.
5912 (Target_arm::reloc_is_non_pic): Define new method.
5913 (class Arm_relocate_functions): New.
5914 (Target_arm::Relocate::relocate): Handle relocation types used by
5917 2009-06-03 Ian Lance Taylor <iant@google.com>
5919 * arm.cc (Target_arm::scan::global): Use || instead of |.
5921 2009-06-02 Doug Kwan <dougkwan@google.com>
5923 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5924 issued_non_pic_error_.
5925 (class Target_arm::Scan): Declare new method check_non_pic.
5926 Define new method symbol_needs_plt_entry.
5927 Declare new data member issued_non_pic_error_.
5928 (class Target_arm::Relocate): Declare new method
5929 should_apply_static_reloc.
5930 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5931 (Target_arm::Scan::check_non_pic): Define new method.
5932 (Target_arm::Scan::local): Handle a small subset of reloc types used
5934 (Target_arm::Scan::local): Same.
5935 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5937 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5939 * incremental.cc (Incremental_inputs::report_command_line): Filter
5940 out --incremental-* options.
5942 2009-05-29 Doug Kwan <dougkwan@google.com>
5944 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5946 (class Target_arm): Update comment.
5947 (Target_arm::Target_arm): Initialize new data members GOT_,
5948 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5949 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5950 and Target_arm::rel_dyn_section.
5951 Declare new_enum Target_arm::Got_type.
5952 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5954 Update commments for member do_dynsym_value.
5955 (Target_arm::got_size, Target_arm::plt_section,
5956 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5957 new methods inside class defintion.
5958 (Target_arm::got_section): Define new method.
5959 (Target_arm::rel_dyn_section): Same.
5960 (Output_data_plt_arm): New template class.
5961 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5962 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5963 (Output_data_plt_arm::add_entry): Same.
5964 (Output_data_plt_arm::first_plt_entry): Define new
5965 static data member for PLT instruction template.
5966 (Output_data_plt_arm::plt_entry): Same.
5967 (Output_data_plt_arm::do_write): Define new method.
5968 (Target_arm::make_plt_entry): Same.
5969 (Target_arm::do_finalize_sections): Same.
5970 (Target_arm::do_dynsym_value): Same.
5972 2009-05-28 Doug Kwan <dougkwan@google.com>
5974 * Makefile.am (TARGETSOURCES): Add arm.cc.
5975 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5976 * Makefile.in: Regenerate.
5978 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5980 2009-05-26 Doug Kwan <dougkwan@google.com>
5982 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5983 (General_options::check_excluded_libs): Strip off directories in
5984 archive name before matching like GNU ld does.
5985 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5986 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5987 (exclude_libs_test_LDFLAGS): Add linker option
5988 -Wl,--exclude-libs,libexclude_libs_test_3
5989 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5990 an explicit archive without using -l.
5991 (alt/libexclude_libs_test_3.a): New make rule.
5992 * testsuite/Makefile.in: Regenerate.
5993 * testsuite/exclude_libs_test.c : Declare lib3_default().
5995 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5996 * exclude_libs_test_3.c: New file.
5998 2009-05-26 Nick Clifton <nickc@redhat.com>
6000 * po/id.po: New Indonesian translation.
6001 * po/gold.pot: Updated template file.
6003 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6005 * testsuite/Makefile.am: Add -ffunction-sections to compile
6006 gc_comdat_test files. Add -Wl,--gc-sections to build
6008 * testsuite/Makefile.in: Regenerate.
6009 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6011 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6013 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6014 kept comdat section was garbage collected.
6015 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6016 * testsuite/Makefile.in: Regenerate.
6017 * testsuite/gc_comdat_test.sh: New file.
6018 * testsuite/gc_comdat_test_1.cc: New file.
6019 * testsuite/gc_comdat_test_2.cc: New file.
6021 2009-05-19 Doug Kwan <dougkwan@google.com>
6023 * archive.cc (Archive::Archive): Move constructor from archive.h
6024 to here. Initialize no_export_.
6025 (Archive::get_elf_object_for_member): Set no_export flag of object.
6026 * archive.h (Archive::Archive): Move constructor body to
6028 (Archive::no_export): New method.
6029 (Archive::no_export_): New field.
6030 * object.h (Object::Object): Initialize no_export_ to false.
6031 (Object::no_export, Object::set_no_export): New methods.
6032 (Object::no_export_): New field.
6033 * options.cc (General_options::parse_exclude_libs): New method.
6034 (General_options::check_excluded_libs) Same.
6035 * options.h (exclude_libs): New option.
6036 (General_options::check_excluded_libs): New method declaration.
6037 (General_options::excluded_libs_): New field.
6038 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6039 default or protected visibility if an object has no-export flag set.
6040 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6041 (check_SCRIPTS): Add exclude_libs_test.sh.
6042 (check_DATA): Add exclude_libs_test.syms.
6043 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6044 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6045 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6046 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6047 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6048 libexclude_libs_test_2.a): New rules.
6049 * testsuite/Makefile.in: Regenerate.
6050 * testsuite/exclude_libs_test.c: New file.
6051 * testsuite/exclude_libs_test.sh: Ditto.
6052 * testsuite/exclude_libs_test_1.c: Ditto.
6053 * testsuite/exclude_libs_test_2.c: Ditto.
6055 2009-05-15 Ian Lance Taylor <iant@google.com>
6057 * configure.ac: Check for declarations for cases where libiberty.h
6058 checks HAVE_DECL_xxx.
6059 * configure, config.in: Rebuild.
6061 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6063 * gold.h (Incremental_argument_list): Remove (invalid) forward
6065 * incremental.cc (Incremental_inputs::report_achive): New method.
6066 (Incremental_inputs::report_object): New method.
6067 (Incremental_inputs::report_script): New method.
6068 (Incremental_inputs::finalize_inputs): New method.
6069 (Incremental_inputs::finalize): Call finalize_inputs().
6070 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6071 Create inputs entries.
6072 * incremental.h (Incremental_input_type): New enum.
6073 (Incremental_inputs::Incremental_input): Initialize new fields.
6074 (Incremental_inputs::report_inputs): New method.
6075 (Incremental_inputs::report_achive): New method.
6076 (Incremental_inputs::report_object): New method.
6077 (Incremental_inputs::report_script): New method.
6078 (Incremental_inputs::finalize_inputs): New method.
6079 (Incremental_inputs::Input_info): New struct.
6080 (Incremental_inputs::Input_info_map): New typedef.
6081 (Incremental_inputs::lock_): New field.
6082 (Incremental_inputs::Inputs_): New field.
6083 (Incremental_inputs::Inputs_map): New field.
6084 * main.cc (main): Call Incremental_input::report_inputs.
6085 * options.h (Input_argument_list): Typedef moved from
6087 (Input_file_group::Files): Remove, use ::Input_argument_list.
6088 (Input_file_group::Input_argument_list): Remove, use
6089 ::Input_argument_list.
6090 * plugin.cc (Plugin_manager::add_input_file): Add error in
6092 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6094 * script.cc (read_input_script): Call
6095 Incremental_input::report_script.
6096 * script.h (Script_info): New class.
6098 2009-04-27 Ian Lance Taylor <iant@google.com>
6100 * x86_64.cc (do_adjust_output_section): Set entsize to
6103 2009-04-23 Elliott Hughes <enh@google.com>
6105 * output.cc (Output_file::close): After short writes, continue
6106 writing from the correct offset in the buffer being written.
6108 2009-04-23 Chris Demetriou <cgd@google.com>
6110 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6111 * configure: Regenerate.
6112 * config.in: Regenerate.
6113 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6114 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6116 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6118 * incremental.cc (Incremental_inputs_header_data): Renamed from
6119 Incremental_input_header_data.
6120 (Incremental_inputs_header_data::data_size): New field.
6121 (Incremental_inputs_header_data::put_input_file_count): Renamed
6122 from input_file_count.
6123 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6124 from command_line_offset.
6125 (Incremental_inputs_header_data::put_reserved): Renamed from
6127 (Incremental_inputs_entry_data): Renamed from
6128 Incremental_input_entry_data.
6129 (Incremental_inputs_entry_data::data_size): New field.
6130 (Incremental_inputs::report_command_line): New method.
6131 (Incremental_inputs::finalize): New method.
6132 (Incremental_inputs::create_incremental_inputs_data): New method.
6133 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6134 * incremental.h: New file.
6135 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6136 (Layout::finalize): Create incremental inputs section in
6138 (Layout::create_incremental_info_sections): New method.
6139 * layout.h (Layout::incremental_inputs): New method.
6140 (Layout::create_incremental_info_sections): New method.
6141 (Layout::incremental_inputs_): New field.
6142 * main.cc (main): Notify Incremental_input of the command line.
6144 2009-04-01 Ian Lance Taylor <iant@google.com>
6145 Mikolaj Zalewski <mikolajz@google.com>
6147 * gold.h (reserve_unordered_map): Define, three versions, one for
6148 each version of Unordered_map.
6149 * layout.cc (Layout::Layout): Remove options parameter. Add
6150 number_of_input_files parameter. Don't initialize options_.
6151 Initialize number_of_input_files_ and resized_signatures_. Move
6152 sections_are_attached_.
6153 (Layout::layout_group): Reserve space for group_signatures_.
6154 (Layout::find_or_add_kept_section): Change name parameter to be a
6155 reference. Resize signatures_ map when it gets large enough.
6156 (Layout::layout_eh_frame): Use parameters->options() instead of
6158 (Layout::make_output_section): Likewise.
6159 (Layout::attach_allocated_section_to_segment): Likewise.
6160 (Layout::finalize, Layout::create_executable_stack): Likewise.
6161 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6162 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6163 * layout.h (class Layout): Update declarations. Remove options_
6164 field. Add number_of_input_files_ and resized_signatures_
6165 fields. Move sections_are_attached_ field.
6166 * main.cc (main): Pass number of input files to Layout
6167 constructor. Don't pass options.
6169 2009-03-30 Ian Lance Taylor <iant@google.com>
6171 * ffsll.c (ffsll): Correct implementation.
6173 2009-03-27 Ian Lance Taylor <iant@google.com>
6175 * ffsll.c: New file.
6176 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6177 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6178 * ftruncate.c (ftruncate): Declare before definition.
6179 * mremap.c (mremap): Likewise.
6180 * pread.c (pread): Likewise.
6181 * configure, Makefile.in, config.in: Rebuild.
6183 * mremap.c: New file.
6184 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6185 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6186 (mremap): Declare if HAVE_MREMAP is not defined.
6187 * configure, Makefile.in, config.in: Rebuild.
6189 2009-03-27 Cary Coutant <ccoutant@google.com>
6191 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6192 position independent.
6193 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6194 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6196 2009-03-24 Cary Coutant <ccoutant@google.com>
6198 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6200 (needs_dynamic_reloc): Likewise.
6202 2009-03-24 Ian Lance Taylor <iant@google.com>
6204 * yyscript.y (file_cmd): Recognize EXTERN.
6205 (extern_name_list, extern_name_list_body): New nonterminals.
6206 * script.cc (script_add_extern): Define.
6207 * script-c.h (script_add_extern): Declare.
6209 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6211 * object.cc (is_elf_object): Define.
6212 * object.h (is_elf_object): Declare.
6213 * archive.cc (Archive::get_elf_object_for_member): Call
6215 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6217 2009-03-24 Elliott Hughes <enh@google.com>
6219 * output.cc (Output_file::map_anonymous): Define.
6220 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6221 try an anonymous one. Report the size if the mmap fails.
6222 * output.h (class Output_file): Declare map_anonymous.
6224 2009-03-24 Ian Lance Taylor <iant@google.com>
6226 * target-select.cc (instantiate_target): Don't acquire the lock if
6227 the instantiated_target_ field has already been set.
6229 2009-03-23 Ian Lance Taylor <iant@google.com>
6231 * gold-threads.h (class Initialize_lock): Define.
6232 * gold-threads.cc (class Initialize_lock_once): Define.
6233 (initialize_lock_control): New static variable.
6234 (initialize_lock_pointer): New static variable.
6235 (initialize_lock_once): New static function.
6236 (Initialize_lock::Initialize_lock): Define.
6237 (Initialize_lock::initialize): Define.
6238 * target-select.h: Include "gold-threads.h".
6239 (class Target_selector): Add lock_ and initialize_lock_ fields.
6240 Don't define instantiate_target, just declare it.
6241 * target-select.cc (Target_selector::Target_selector): Initialize
6243 (Target_selector::instantiate_target): Define.
6244 * descriptors.h: Include "gold-threads.h".
6245 (class Descriptors): Add initialize_lock_ field.
6246 * descriptors.cc (Descriptors::Descriptors): Initialize new
6248 (Descriptors::open): Use initialize_lock_ field
6249 * errors.h (class Errors): Add initialize_lock_ field.
6250 * errors.cc (Errors::Errors): Initialize new field.
6251 (Errors::initialize_lock): Use initialize_lock_ field.
6252 * powerpc.cc (class Target_selector_powerpc): Remove
6253 instantiated_target_ field. In do_recognize call
6254 instantiate_target rather than do_instantiate_target. In
6255 do_instantiate_target just allocate a new target.
6256 * sparc.cc (class Target_selector_sparc): Likewise.
6258 * freebsd.h: New file.
6259 * i386.cc: Include "freebsd.h".
6260 (Target_i386): Derive from Target_freebsd rather than
6262 (Target_selector_i386): Derive from Target_selector_freebsd rather
6263 than Target_selector.
6264 * x86_64.cc: Include "freebsd.h".
6265 (Target_x86_64): Derive from Target_freebsd rather than
6267 (Target_selector_x86_64): Derive from Target_selector_freebsd
6268 rather than Target_selector.
6269 * target.h (class Target): Add adjust_elf_header and
6270 do_adjust_elf_header.
6271 * output.cc (Output_file_header:: do_sized_write): Call target
6272 adjust_elf_header routine.
6273 * configure.tgt: Set targ_osabi.
6274 * configure.ac: Define GOLD_DEFAULT_OSABI.
6275 * parameters.cc (Parameters::default_target): Pass
6276 GOLD_DEFAULT_OSABI to select_target.
6277 * target-select.h (class Target_selector): Make instantiate_target
6278 protected rather than private.
6279 * Makefile.am (HFILES): Add freebsd.h.
6280 * configure, Makefile.in, config.in: Rebuild.
6282 * merge.cc (do_add_input_section): Correct pend value. Change
6283 message about last entry not being null terminated from error to
6286 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6288 * incremental.cc: New file.
6289 * Makefile.am (CCFILES): Add incremental.cc.
6290 * Makefile.in: Rebuild.
6292 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6294 * layout.cc (Layout::output_section_name): Preserve names
6295 of '.note.' sections.
6297 2009-03-19 Ian Lance Taylor <iant@google.com>
6299 * descriptors.cc (Descriptors::open): Check that the options are
6300 valid before using them.
6302 2009-03-18 Ian Lance Taylor <iant@google.com>
6304 * script-sections.h: Include <list>.
6305 (class Script_sections): Change Sections_elements from std::vector
6306 to std::list. Typedef public Elements_iterator. Add
6307 orphan_section_placement_, data_segment_align_start_, and
6308 saw_data_segment_align_ fields. Remove data_segment_align_index_
6310 * script-sections.cc (class Orphan_section_placement): New class.
6311 (class Sections_element): Add virtual functions is_relro and
6312 orphan_section_init. Remove virtual function place_orphan_here.
6313 (class Output_section_definition): Add is_relro and
6314 orphan_section_init. Remove place_orphan_here.
6315 (class Orphan_output_section): Likewise.
6316 (Script_sections::Script_sections): Update for field changes.
6317 (Script_sections::data_segment_align): Set saw_data_segment_align_
6318 and data_segment_align_start_, not data_segment_align_index.
6319 (Script_sections::data_segment_relro_end): Check
6320 saw_data_segment_align_. Use data_segment_align_start_ rather
6321 than data_segment_align_index_.
6322 (Script_sections::place_orphan): Rewrite to use
6323 Orphan_section_placement.
6325 2009-03-17 Ian Lance Taylor <iant@google.com>
6327 * archive.cc (Archive::add_symbols): Check for a version attached
6328 to the symbol name in the archive map.
6329 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6330 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6331 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6332 (ver_test_11.a): New target.
6333 * testsuite/Makefile.in: Rebuild.
6335 * configure.ac: Check for chsize and posix_fallocate. Replace
6337 * ftruncate.c: New file, from gnulib.
6338 * output.cc (posix_fallocate): Define dummy version if not
6339 HAVE_POSIX_FALLOCATE.
6340 (Output_file::map): Call posix_fallocate rather than lseek and
6342 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6343 * configure, Makefile.in, config.in: Rebuild.
6345 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6347 * layout.h (Layout::create_note): Add section_name parameter.
6348 * layout.cc (Layout::create_note): Likewise.
6349 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6351 2009-03-17 Ian Lance Taylor <iant@google.com>
6353 * descriptors.cc: Include "options.h".
6354 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6355 (Descriptors::open): Always use O_CLOEXEC when opening a new
6356 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6357 then set FD_CLOEXEC.
6359 * sparc.cc (class Target_sparc): Add has_got_section.
6360 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6361 make sure we have a GOT section.
6363 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6364 (Target_sparc::Scan::local): Likewise.
6365 (Target_sparc::Scan::global): Likewise.
6366 (Target_sparc::Relocate::relocate): Likewise.
6367 (Target_sparc::Relocate::relocate_tls): Likewise.
6369 * symtab.cc (Symbol_table::define_default_version): New function,
6370 broken out of add_from_object.
6371 (Symbol_table::add_from_object): Call define_default_version.
6372 (Symbol_table::define_special_symbol): Add resolve_oldsym
6373 parameter. Change all callers. If the version for a symbol comes
6374 from a version script, resolve it with the symbol with the same
6375 name with no version. Also add the symbol without a version if
6377 (do_define_in_output_data): If resolving with oldsym, don't delete
6379 (do_define_in_output_segment): Likewise.
6380 (do_define_as_constant): Likewise.
6381 * symtab.h (class Symbol_table): Update declarations.
6383 2009-03-13 Ian Lance Taylor <iant@google.com>
6385 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6386 (Read_symbols::requeue): New function.
6387 (Read_symbols::do_read_symbols): If make_elf_object fails because
6388 the target type is not configured, and the file was searched for,
6389 issue a warning and retry with the next directory.
6390 (Add_symbols::run): If the file has an incompatible format, and
6391 it was searched for, requeue the Read_symbols task. On error,
6393 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6394 dirindex parameter to constructor. Change all callers. Declare
6395 incompatible_warning and requeue.
6396 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6397 input_argument_ and input_group_ fields. Add them to
6398 constructor. Change all callers.
6399 (class Read_script): Add dirindex_ field. Add it to constructor.
6401 * archive.cc (Archive::setup): Remove input_objects parameter.
6403 (Archive::get_file_and_offset): Likewise.
6404 (Archive::read_all_symbols): Likewise.
6405 (Archive::read_symbols): Likewise.
6406 (Archive::get_elf_object_for_member): Remove input_objects
6407 parameter. Add punconfigured parameter. Change all callers.
6408 (Archive::add_symbols): Change return type to bool. Check return
6409 value of include_member.
6410 (Archive::include_all_members): Likewise.
6411 (Archive::include_member): Change return type to bool. Return
6412 false if first included object has incompatible target. Set
6413 included_member_ field.
6414 (Add_archive_symbols::run): If add_symbols returns false, requeue
6416 * archive.h (class Archive): Add included_member_ field.
6417 Initialize it in constructor. Add input_file and searched_for
6418 methods. Update declarations.
6419 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6420 input_argument_ fields. Add them to constructor. Change all
6422 * script.cc: Include "target-select.h".
6423 (class Parser_closure): Add skip_on_incompatible_target_ and
6424 found_incompatible_target_ fields. Add
6425 skip_on_incompatible_target parameter to constructor. Change all
6426 callers. Add methods skip_on_incompatible_target,
6427 clear_skip_on_incompatible_target, found_incompatible_target, and
6428 set_found_incompatible_target.
6429 (read_input_script): Add dirindex parameter. Change all callers.
6430 If parser finds an incompatible target, requeue Read_symbols
6432 (script_set_symbol): Clear skip_on_incompatible_target in
6434 (script_add_assertion, script_parse_option): Likewise.
6435 (script_start_sections, script_add_phdr): Likewise.
6436 (script_check_output_format): New function.
6437 * script.h (read_input_script): Update declaration.
6438 * script-c.h (script_check_output_format): Declare.
6439 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6440 (ignore_cmd): Remove OUTPUT_FORMAT.
6441 * fileread.cc (Input_file::Input_file): Add explicit this.
6442 (Input_file::will_search_for): New function.
6443 (Input_file::open): Add pindex parameter. Change all callers.
6444 * fileread.h (class Input_file): Add input_file_argument method.
6445 Declare will_search_for. Update declarations.
6446 * object.cc (make_elf_object): Add punconfigured parameter.
6448 * object.h (class Object): Make input_file public. Add
6449 searched_for method.
6450 (make_elf_object): Update declaration.
6451 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6453 * dirsearch.h (class Dirsearch): Update declaration.
6454 * options.h (class General_options): Add --warn-search-mismatch.
6455 * parameters.cc (Parameters::is_compatible_target): New function.
6456 * parameters.h (class Parameters): Declare is_compatible_target.
6457 * workqueue.cc (Workqueue::add_blocker): New function.
6458 * workqueue.h (class Workqueue): Declare add_blocker.
6460 * fileread.cc (Input_file::open): Remove options parameter.
6462 (Input_file::open_binary): Likewise.
6463 * script.cc (read_input_script): Likewise.
6464 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6465 options parameter from constructor. Change all callers.
6466 (class Read_script): Likewise.
6467 * fileread.h (class Input_file): Update declarations.
6468 * script.h (read_input_script): Update declaration.
6470 2009-03-10 Nick Clifton <nickc@redhat.com>
6472 * po/es.po: New Spanish translation.
6474 2009-03-06 Cary Coutant <ccoutant@google.com>
6476 * options.cc (parse_short_option): Keep dash_z from registering itself.
6478 2009-03-03 Ian Lance Taylor <iant@google.com>
6481 * target-reloc.h (relocate_section): Pass output_section to
6483 * i386.cc (Target_i386::should_apply_static_reloc): Add
6484 output_section parameter. Change all callers.
6485 (Target_i386::Relocate::relocate): Add output_section parameter.
6486 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6487 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6488 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6489 * testsuite/two_file_shared.sh: New script.
6490 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6491 (check_DATA): Add two_file_shared.dbg.
6492 (two_file_shared.dbg): New target.
6493 * testsuite/Makefile.in: Rebuild.
6495 2009-03-01 Ian Lance Taylor <iant@google.com>
6497 * configure.ac: Check for byteswap.h.
6498 * configure: Rebuild.
6499 * config.in: Rebuild.
6501 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6503 * layout.cc (Layout::find_or_add_kept_section): New function.
6504 (Layout::add_comdat): Removed.
6505 * layout.h (struct Kept_section): Move out of class Layout.
6506 Remove trailing underscores from field names. Add group_sections
6507 field. Rename group_ field to is_group. Change all uses.
6508 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6509 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6510 comdat_groups_ field.
6511 (Sized_relobj::include_section_group): Use
6512 find_or_add_kept_section and Kept_section::group_sections.
6513 (Sized_relobj::include_linkonce_section): Likewise.
6514 * object.cc (class Sized_relobj): Don't define Comdat_group or
6515 Comdat_group_table. Remove find_comdat_group and
6516 add_comdat_group. Remove comdat_groups_ field.
6517 * plugin.cc (include_comdat_group): Use
6518 Layout::find_or_add_kept_section.
6520 2009-02-28 Ian Lance Taylor <iant@google.com>
6522 * README: --gc-sections and map files are now supported. Document
6523 some build requirements.
6526 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6527 relocatable link set the value of the section symbol to zero.
6528 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6529 relocatable link don't include the section address in the local
6532 2009-02-27 Ian Lance Taylor <iant@google.com>
6535 * options.h (class Search_directory): Add is_system_directory.
6536 (class General_options): Declare is_in_system_directory.
6537 * options.cc (get_relative_sysroot): Make static.
6538 (get_default_sysroot): Make static.
6539 (General_optoins::is_in_system_directory): New function.
6540 * fileread.cc (Input_file::is_in_system_directory): New function.
6541 * fileread.h (class Input_file): Declare is_in_system_directory.
6542 * object.h (class Object): Add is_in_system_directory.
6543 (class Input_objects): Remove system_library_directory_ field.
6544 * object.cc (Input_objects::add_object): Don't set
6545 system_library_directory_.
6546 (input_objects::found_in_system_library_directory): Remove.
6547 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6548 parameter. Change all callers.
6549 (Symbol_table::sized_write_globals): Likewise.
6550 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6551 Call Object::is_in_system_directory.
6552 * symtab.h (class Symbol_table): Update declarations.
6555 * descriptors.h (Open_descriptor): Add is_on_stack field.
6556 * descriptors.cc (Descriptors::open): If the descriptor is on the
6557 top of the stack, remove it. Initialize is_on_stack field.
6558 (Descriptors::release): Only add pod to stack if it is not on the
6560 (Descriptors::close_some_descriptor): Clear stack_next and
6564 * output.cc (Output_section::find_starting_output_address): Rename
6565 from starting_output_address; add PADDR parameter; change return
6567 * output.h (class Output_section): Declare
6568 find_starting_output_address instead of starting_output_address.
6569 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6570 section symbol for which we can't find a merge section.
6573 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6574 hidden or internal, force the symbol to be local.
6575 * resolve.cc (Symbol::override_visibility): Define.
6576 (Symbol::override_base): Use override_visibility.
6577 (Symbol_table::resolve): Likewise.
6578 (Symbol::override_base_with_special): Likewise.
6579 (Symbol_table::override_with_special): If the visibility is hidden
6580 or internal, force the symbol to be local.
6581 * symtab.h (class Symbol): Add set_visibility and
6582 override_visibility.
6583 * testsuite/ver_test_1.sh: New file.
6584 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6585 (check_DATA): Add ver_test_1.syms.
6586 (ver_test_1.syms): New target.
6587 * testsuite/Makefile.in: Rebuild.
6589 2009-02-25 Cary Coutant <ccoutant@google.com>
6591 * layout.cc (Layout::choose_output_section): Don't rename sections
6592 when using a linker script that has a SECTIONS clause.
6593 * Makefile.in: Regenerate.
6595 * testsuite/Makefile.am (script_test_5.sh): New test case.
6596 * testsuite/Makefile.in: Regenerate.
6597 * testsuite/script_test_5.cc: New file.
6598 * testsuite/script_test_5.sh: New file.
6599 * testsuite/script_test_5.t: New file.
6601 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6603 * archive.cc (Archive::include_member): Update calls to add_symbols.
6604 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6605 the Layout argument.
6606 * dynobj.h (do_add_symbols): Add the Layout argument.
6607 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6609 * object.h (Object::add_symbols): Add the Layout argument.
6610 (Object::do_add_symbols): Add the Layout argument.
6611 (Sized_relobj::do_add_symbols): Add the Layout argument.
6612 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6613 Unify the two versions.
6614 (Add_plugin_symbols): Remove.
6615 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6616 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6617 (Add_plugin_symbols): Remove.
6618 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6619 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6620 (Add_symbols::run): Make it work with Pulginobj.
6622 2009-02-06 Ian Lance Taylor <iant@google.com>
6624 * object.cc (Sized_relobj::do_layout): Make info message start
6625 with lower case letter.
6627 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6629 * binary.cc: Fix file comment.
6631 * options.h (enum Incremental_disposition): Define.
6632 (class General_options): Add new options: --incremental,
6633 --incremental_changed, --incremental_unchanged,
6634 --incremental_unknown. Add incremental_disposition_ and
6635 implicit_incremental_ fields.
6636 (General_options::incremental_disposition): New function.
6637 (class Position_dependent_options): Add incremental_disposition
6639 (Position_dependent_options::copy_from_options): Set incremental
6641 * options.cc (General_options::parse_incremental_changed): New
6643 (General_options::parse_incremental_unchanged): New function.
6644 (General_options::parse_incremental_unknown): New function.
6645 (General_options::General_options): Initialize new fields
6646 incremental_disposition_ and implicit_incremental_.
6647 (General_options::finalize): Check for uasge of --incremental-*
6648 without --incremental.
6650 2009-02-06 Chris Demetriou <cgd@google.com>
6652 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6653 pointer and to report location as the file name associated with
6655 (gold_undefined_symbol_at_location): New function to replace the
6656 old gold_undefined_symbol functionality.
6657 * target-reloc.h (relocate_section): Update to use
6658 gold_undefined_symbol_at_location.
6659 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6660 Call gold_undefined_symbol function rather than gold_error.
6661 * errors.h (Errors::undefined_symbol): Take location as a
6662 string, rather than calculating it from a relocation.
6663 * errors.cc (Errors::fatal): Print "fatal error:" before the
6665 (Errors::error, Errors::error_at_location): Print "error: "
6666 before the formatted message.
6667 (Errors::undefined_symbol): Take location as a string, rather
6668 than calculating it from a relocation.
6669 (gold_undefined_symbol_at_location): New function akin to
6670 old gold_undefined_symbol, calculates location from relocation.
6671 (gold_undefined_symbol): Change to take only a Symbol pointer
6672 and to report location as the file name associated with the symbol.
6673 * testsuite/debug_msg.sh: Update for changed error messages.
6674 * testsuite/undef_symbol.sh: Likewise.
6676 2009-02-04 Duncan Sands <baldrick@free.fr>
6679 * reduced_debug_output.h
6680 (Output_reduced_debug_abbrev_section::failed): Use format for
6682 (Output_reduced_debug_info_section::faild): Likewise.
6684 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6686 * script.cc (Lazy_demangler): New class.
6687 (Version_script_info::get_symbol_version_helper): Demangle a
6690 2009-01-29 Cary Coutant <ccoutant@google.com>
6692 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6694 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6696 2009-01-28 Ian Lance Taylor <iant@google.com>
6698 * version.cc (version_string): Bump to 1.9.
6700 * gold.h: Include <cstring> and <stdint.h>.
6701 * version.cc: Include <cstdio>.
6702 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6704 * reduced_debug_output.cc (insert_into_vector): Rename from
6705 Insert_into_vector; change all callers. Use Swap_unaligned to
6706 avoid aliasing issue; remove union since it is unnecessary.
6708 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6710 * Makefile.am (CCFILES): Add gc.cc.
6712 * Makefile.in: Regenerate.
6713 * gold.cc (Gc_runner): New class.
6714 (queue_initial_tasks): Call garbage collection related tasks
6715 when corresponding options are invoked.
6716 (queue_middle_gc_tasks): New function.
6717 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6718 processed early before laying out sections during garbage collection.
6719 * gold.h (queue_middle_gc_tasks): New function.
6720 (is_prefix_of): Move from "layout.cc".
6721 * i386.cc (Target_i386::gc_process_relocs): New function.
6722 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6723 * main.cc (main): Create object of class "Garbage_collection".
6724 * object.cc (Relobj::copy_symbols_data): New function.
6725 (Relobj::is_section_name_included): New function.
6726 (Sized_relobj::do_layout): Allow this function to be called twice
6727 during garbage collection and defer layout of section during the
6729 * object.h (Relobj::get_symbols_data): New function.
6730 (Relobj::is_section_name_included): New function.
6731 (Relobj::copy_symbols_data): New function.
6732 (Relobj::set_symbols_data): New function.
6733 (Relobj::get_relocs_data): New function.
6734 (Relobj::set_relocs_data): New function.
6735 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6736 (Relobj::gc_process_relocs): New function.
6737 (Relobj::do_gc_process_relocs): New pure virtual function.
6738 (Relobj::sd_): New data member.
6739 (Sized_relobj::is_output_section_offset_invalid): New function.
6740 (Sized_relobj::do_gc_process_relocs): New function.
6741 * options.h (General_options::gc_sections): Modify to not be a no-op.
6742 (General_options::print_gc_sections): New option.
6743 * plugin.cc (Plugin_finish::run): Remove function call to
6744 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6745 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6746 * reloc.cc (Read_relocs::run): Add task to process relocs and
6747 determine unreferenced sections when doing garbage collection.
6748 (Gc_process_relocs): New class.
6749 (Sized_relobj::do_gc_process_relocs): New function.
6750 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6751 sections that are garbage collected.
6752 * reloc.h (Gc_process_relocs): New class.
6753 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6754 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6755 symbols whose corresponding sections are garbage collected.
6756 (Symbol_table::Symbol_table): Add new parameter for the garbage
6758 (Symbol_table::gc_mark_undef_symbols): New function.
6759 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6760 (Symbol_table::gc_mark_dyn_syms): New function.
6761 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6763 (Symbol_table::add_from_object): Likewise.
6764 (Symbol_table::add_from_relobj): When building shared objects, do not
6765 treat externally visible symbols as garbage.
6766 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6767 table information for static and relocatable links.
6768 * symtab.h (Symbol_table::set_gc): New function.
6769 (Symbol_table::gc): New function.
6770 (Symbol_table::gc_mark_undef_symbols): New function.
6771 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6772 (Symbol_table::gc_mark_dyn_syms): New function.
6773 (Symbol_table::gc_): New data member.
6774 * target.h (Sized_target::gc_process_relocs): New pure virtual
6776 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6777 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6779 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6781 * options.h (General_options::gc_sections): Define as a no-op for now.
6782 (General_options::no_keep_memory): Ditto.
6783 (General_options::Bshareable): Define.
6784 * options.cc (General_options::finalize): Honor -Bshareable.
6786 2009-01-20 Andreas Schwab <schwab@suse.de>
6788 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6789 read the value in the contents, since we don't use it. Use the
6790 template endianness when writing.
6791 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6793 2009-01-19 Andreas Schwab <schwab@suse.de>
6795 * configure.tgt (powerpc64-*): Fix targ_obj.
6797 2009-01-15 Ian Lance Taylor <iant@google.com>
6799 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6800 local symbols when stripping all symbols.
6802 2009-01-14 Cary Coutant <ccoutant@google.com>
6804 * output.cc (Output_reloc): Add explicit instantiations.
6806 2009-01-14 Cary Coutant <ccoutant@google.com>
6808 * archive.cc (Archive::get_elf_object_for_member): Remove call
6809 to File_read::claim_for_plugin.
6810 * descriptors.cc (Descriptors::open): Remove reference to
6812 (Descriptors::claim_for_plugin): Remove.
6813 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6814 (Descriptors::is_claimed): Remove.
6815 (claim_descriptor_for_plugin): Remove.
6816 * fileread.cc (File_read::claim_for_plugin): Remove.
6817 * fileread.h (File_read::claim_for_plugin): Remove.
6818 (File_read::descriptor): Reopen descriptor if necessary.
6819 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6820 (Plugin_manager::all_symbols_read): Add task parameter. Change
6822 (Plugin_manager::get_input_file): New function.
6823 (Plugin_manager::release_input_file): New function.
6824 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6825 corresponding data member.
6826 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6827 and pass to base constructor. Change all callers.
6828 (get_input_file, release_input_file): New functions.
6829 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6830 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6831 (Plugin_manager::all_symbols_read): Add task parameter.
6832 (Plugin_manager::get_input_file): New function.
6833 (Plugin_manager::release_input_file): New function.
6834 (Plugin_manager::task_): New data member.
6835 (Pluginobj::Pluginobj): Add filesize parameter.
6836 (Pluginobj::filename): New function.
6837 (Pluginobj::descriptor): New function.
6838 (Pluginobj::filesize): New function.
6839 (Pluginobj::filesize_): New data member.
6840 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6841 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6842 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6844 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6845 with archive libraries.
6846 * testsuite/Makefile.in: Regenerate.
6847 * testsuite/plugin_test.c (struct sym_info): New type.
6848 (get_input_file, release_input_file): New static variables.
6849 (onload): Capture new transfer vector entries.
6850 (claim_file_hook): Stop reading at end of file according to filesize.
6851 Factor out parsing of readelf output into separate function.
6852 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6853 APIs and get the source file name from the symbol table. Convert
6854 source file name to corresponding object file name. Print info
6855 message when adding new input files.
6856 (parse_readelf_line): New function.
6857 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6858 * testsuite/plugin_test_2.sh: Likewise.
6859 * testsuite/plugin_test_3.sh: Likewise.
6860 * testsuite/plugin_test_4.sh: New test case.
6862 2009-01-07 Ian Lance Taylor <iant@google.com>
6864 * version.cc (version_string): Bump to 1.8.
6866 2008-12-23 Cary Coutant <ccoutant@google.com>
6868 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6869 * plugin.cc (Plugin_manager::finish): Rename as
6870 layout_deferred_objects. Move cleanup to separate function.
6871 (Plugin_manager::cleanup): New function.
6872 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6874 * plugin.h (Plugin_manager::finish): Rename as
6875 layout_deferred_objects.
6876 (Plugin_manager::cleanup): New function.
6877 (Plugin_manager::cleanup_done): New field.
6879 2008-12-23 Cary Coutant <ccoutant@google.com>
6881 * plugin.cc (is_visible_from_outside): New function.
6882 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6883 so we don't return "IR only" status for exported symbols or -r links.
6885 * testsuite/Makefile.am (plugin_test_3): New test case.
6886 * testsuite/Makefile.in: Regenerate.
6887 * testsuite/plugin_test_3.sh: New file.
6889 2008-12-22 Cary Coutant <ccoutant@google.com>
6891 * object.cc (Sized_relobj::layout_section): New function.
6892 (Sized_relobj::do_layout): Defer layout of input sections until after
6893 plugin has provided replacement files.
6894 (Sized_relobj::do_layout_deferred_sections): New function.
6895 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6896 (Relobj::layout_deferred_sections): New function.
6897 (Relobj::do_layout_deferred_sections): New function.
6898 (Sized_relobj::do_layout_deferred_sections): New function.
6899 (Sized_relobj::layout_section): New function.
6900 (Sized_relobj::Deferred_layout): New structure.
6901 (Sized_relobj::deferred_layout_): New field.
6902 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6903 Change all callers. Layout deferred sections.
6904 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6906 (Plugin_hook::run): Move code from do_plugin_hook inline.
6907 (Plugin_hook::do_plugin_hook): Remove.
6908 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6909 (Plugin_manager::finish): Renamed, was cleanup.
6910 (Plugin_manager::should_defer_layout): New function.
6911 (Plugin_manager::add_deferred_layout_object): New function.
6912 (Plugin_manager::Deferred_layout_list): New type.
6913 (Plugin_manager::deferred_layout_objects_): New field.
6914 (Plugin_hook::do_plugin_hook): Remove.
6916 2008-12-17 Ian Lance Taylor <iant@google.com>
6918 * options.h (class General_options): Add --no case for
6921 2008-12-16 Cary Coutant <ccoutant@google.com>
6923 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6925 (Plugin_manager::claim_file): Create plugin object even if
6926 plugin did not call the add_symbols callback.
6927 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6928 asking for more symbols than were added.
6929 * testsuite/Makefile.am (plugin_test_1): Add test case with
6931 (empty.syms): New target.
6932 * testsuite/Makefile.in: Regenerate.
6933 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6934 message. Don't call add_symbols if no globals.
6935 (all_symbols_read_hook): Don't provide replacement for empty
6938 2008-12-12 Ian Lance Taylor <iant@google.com>
6940 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6941 r_type == 0 for a local symbol with r_sym == 0.
6942 (scan_relocatable_relocs): Pass r_sym to
6943 local_non_section_strategy.
6944 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6947 * configure.ac: Update test for TLS descriptors: they are
6948 supported as of glibc 2.9.
6949 * configure: Rebuild.
6951 2008-12-11 Ian Lance Taylor <iant@google.com>
6954 * target-reloc.h (Default_scan_relocatable_relocs): For each
6955 function, map r_type == 0 to RELOC_DISCARD.
6957 2008-12-10 Cary Coutant <ccoutant@google.com>
6959 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6960 object to override a kept COMDAT group from a plugin object.
6962 2008-12-09 Ian Lance Taylor <iant@google.com>
6965 * yyscript.y (file_cmd): Handle INPUT.
6967 * testsuite/initpri1.c: Change all declarations to be full
6968 prototypes by adding void, to avoid compiler warnings.
6970 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6972 * options.cc (General_options::parse_plugin_opt): New.
6973 (General_options::add_plugin): The argument now is just the filename.
6974 (General_options::add_plugin_option): New.
6975 * options.h (plugin_opt): New.
6976 (add_plugin): Change argument name.
6977 (add_plugin_option): New.
6978 * plugin.cc (Plugin::load): Don't parse the plugin option.
6979 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6980 (Plugin::add_option): New.
6981 (Plugin::args_): Change type.
6982 (Plugin::filename_): New.
6983 (Plugin_manager::add_plugin_option): New.
6984 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6985 * testsuite/Makefile.in: Regenerate.
6987 2008-12-05 Cary Coutant <ccoutant@google.com>
6989 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6990 Handle --strip-lto-sections option.
6991 * options.h (strip_lto_sections): New option.
6993 2008-12-01 Cary Coutant <ccoutant@google.com>
6995 * plugin.cc (ld_plugin_message): Change format parameter to const.
6996 Fix mismatch between new[] and delete.
6998 2008-11-14 Cary Coutant <ccoutant@google.com>
7000 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7003 2008-11-05 Craig Silverstein <csilvers@google.com>
7005 * options.cc (General_options::parse_dynamic_list): New function.
7006 * options.h (General_options): New flags dynamic_list,
7007 dynamic_list_data, dynamic_list_cpp_new, and
7008 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7009 (General_options::in_dynamic_list): New function.
7010 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7011 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7012 (Lex::can_continue_name): Likewise.
7014 (read_script_file): New parameter script_options.
7015 (read_dynamic_list): New function.
7016 (Script_options::define_dynamic_list): New function.
7017 (dynamic_list_keyword_parsecodes): New variable.
7018 (dynamic_list_keywords): New variable.
7019 * script.h (Script_options::define_dynamic_list): New function
7021 (read_dynamic_list): New function prototype.
7022 * symtab.cc (strprefix): New macro.
7023 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7024 dynamic_list_data, dynamic_list_cpp_new, and
7025 dynamic_list_cpp_typeinfo.
7026 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7027 (dynamic_list_expr): New rule.
7028 (dynamic_list_nodes): Likewise.
7029 (dynamic_list_node): Likewise.
7030 * testsuite/Makefile.am (dynamic_list): New test.
7031 * testsuite/Makefile.in: Regenerated.
7032 * testsuite/dynamic_list.t: New file.
7033 * testsuite/dynamic_list.sh: New file.
7035 2008-11-05 Craig Silverstein <csilvers@google.com>
7037 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7038 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7039 (t11_last): Likewise.
7040 * testsuite/ver_test_6.c (main): Likewise.
7042 2008-10-07 Cary Coutant <ccoutant@google.com>
7044 * options.c (General_options::finalize): Add check for -static and
7046 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7049 2008-10-02 Cary Coutant <ccoutant@google.com>
7051 * plugin.cc (make_sized_plugin_object): Fix conditional
7052 compilation to work when not all targets are enabled.
7054 2008-09-29 Cary Coutant <ccoutant@google.com>
7056 * archive.cc (Archive::get_file_and_offset): Use filename instead
7057 of name to get library path.
7058 (Archive::include_member): Unlock external member of a thin archive.
7060 * testsuite/Makefile.am (TEST_AR): New variable.
7061 (thin_archive_test_1): New test.
7062 (thin_archive_test_2): New test.
7063 * testsuite/Makefile.in: Regenerate.
7064 * testsuite/thin_archive_main.cc: New file.
7065 * testsuite/thin_archive_test_1.cc: New file.
7066 * testsuite/thin_archive_test_2.cc: New file.
7067 * testsuite/thin_archive_test_3.cc: New file.
7068 * testsuite/thin_archive_test_4.cc: New file.
7070 2008-09-29 Cary Coutant <ccoutant@google.com>
7072 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7073 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7075 (Sized_relobj::do_finalize_local_symbols): Likewise.
7076 (Sized_relobj::map_to_kept_section): Likewise.
7077 * object.h (Sized_relobj::invalid_address): New constant.
7078 (Sized_relobj::do_output_section_offset): Check for invalid_address
7080 * output.cc (Output_reloc::local_section_offset): Use constant
7081 invalid_address instead of -1U.
7082 (Output_reloc::get_address): Likewise.
7083 (Output_section::output_address): Change -1U to -1ULL.
7084 * output.h (Output_reloc::invalid_address): New constant.
7085 * reloc.cc (Sized_relobj::write_sections): Use constant
7086 invalid_address instead of -1U.
7087 (Sized_relobj::relocate_sections): Likewise.
7088 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7089 values for merge sections.
7090 * target-reloc.h (relocate_for_relocatable): Use constant
7091 invalid_address instead of -1U.
7093 2008-09-19 Cary Coutant <ccoutant@google.com>
7095 Add plugin functionality for link-time optimization (LTO).
7096 * configure.ac (plugins): Add --enable-plugins option.
7097 * configure: Regenerate.
7098 * config.in: Regenerate.
7099 * Makefile.am (LIBDL): New variable.
7100 (CCFILES): Add plugin.cc.
7101 (HFILES): Add plugin.h.
7102 (ldadd_var): Add LIBDL.
7103 * Makefile.in: Regenerate.
7105 * archive.cc: Include "plugin.h".
7106 (Archive::setup): Don't preread archive symbols when using a plugin.
7107 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7108 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7110 (Archive::include_member): Add symbols from plugin objects.
7111 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7112 * descriptors.cc (Descriptors::open): Check for file descriptors
7113 abandoned by plugins.
7114 (Descriptors::claim_for_plugin): New function.
7115 * descriptors.h (Descriptors::claim_for_plugin): New function.
7116 (Open_descriptor::is_claimed): New field.
7117 (claim_descriptor_for_plugin): New function.
7118 * fileread.cc (File_read::claim_for_plugin): New function.
7119 * fileread.h (File_read::claim_for_plugin): New function.
7120 (File_read::descriptor): New function.
7121 * gold.cc: Include "plugin.h".
7122 (queue_initial_tasks): Add task to call plugin hooks for generating
7124 * main.cc: Include "plugin.h".
7125 (main): Load plugin libraries.
7126 * object.h (Pluginobj): Declare.
7127 (Object::pluginobj): New function.
7128 (Object::do_pluginobj): New function.
7129 (Object::set_target): New function.
7130 * options.cc: Include "plugin.h".
7131 (General_options::parse_plugin): New function.
7132 (General_options::General_options): Initialize plugins_ field.
7133 (General_options::add_plugin): New function.
7134 * options.h (Plugin_manager): Declare.
7135 (General_options): Add --plugin option.
7136 (General_options::has_plugins): New function.
7137 (General_options::plugins): New function.
7138 (General_options::add_plugin): New function.
7139 (General_options::plugins_): New field.
7140 * plugin.cc: New file.
7141 * plugin.h: New file.
7142 * readsyms.cc: Include "plugin.h".
7143 (Read_symbols::do_read_symbols): Check for archive before checking
7144 for ELF file. Call plugin hooks to claim files.
7145 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7146 from a real object file; force override when processing replacement
7148 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7149 (Symbol::init_base_object): Likewise.
7150 (Symbol::init_base_output_data): Likewise.
7151 (Symbol::init_base_output_segment): Likewise.
7152 (Symbol::init_base_constant): Likewise.
7153 (Symbol::init_base_undefined): Likewise.
7154 (Symbol::output_section): Assert that object is not a plugin.
7155 (Symbol_table::add_from_pluginobj): New function.
7156 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7158 (Symbol_table::sized_write_globals): Likewise.
7159 (Symbol_table::add_from_pluginobj): Instantiate template.
7160 * symtab.h (Sized_pluginobj): Declare.
7161 (Symbol::in_real_elf): New function.
7162 (Symbol::set_in_real_elf): New function.
7163 (Symbol::in_real_elf_): New field.
7164 (Symbol_table::add_from_pluginobj): New function.
7166 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7167 (LIBDL): New variable.
7169 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7170 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7171 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7172 (MOSTLYCLEANFILES): Likewise.
7173 * testsuite/Makefile.in: Regenerate.
7174 * testsuite/plugin_test.c: New file.
7175 * testsuite/plugin_test_1.sh: New file.
7176 * testsuite/plugin_test_2.sh: New file.
7178 2008-09-16 Ian Lance Taylor <iant@google.com>
7180 * target-reloc.h (relocate_section): Check whether a symbol is
7181 defined by the ABI before reporting an undefined symbol error.
7182 * target.h (Target::is_defined_by_abi): Make parameter const.
7183 (Target::do_is_defined_by_abi): Likewise.
7184 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7185 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7186 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7187 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7188 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7189 * testsuite/Makefile.in: Rebuild.
7191 * fileread.cc (make_view): Add casts to avoid warning.
7193 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7195 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7196 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7198 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7200 * options.h (General_options::output_is_executable): New.
7201 (General_options::output_is_pie): New.
7202 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7203 for shared libraries.
7204 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7206 2008-09-11 Chris Demetriou <cgd@google.com>
7208 * options.h (origin): New -z option.
7209 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7210 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7213 2008-09-05 Cary Coutant <ccoutant@google.com>
7215 * fileread.cc (File_read::make_view): Add check for attempt to map
7218 2008-09-05 Cary Coutant <ccoutant@google.com>
7220 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7221 explicit instantiations.
7223 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7226 * options.cc (General_options::finalize): Allow undefined symbols
7227 in shlibs if linking -shared.
7230 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7231 symbols as not needing a dynsym entry.
7233 2008-08-20 Craig Silverstein <csilvers@google.com>
7235 * fileread.cc (File_read::open): Do not lock the file unless it
7236 was successfully opened.
7238 2008-08-14 Cary Coutant <ccoutant@google.com>
7240 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7241 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7242 * testsuite/tls_test.cc (struct int128): 128-bit struct
7243 for testing TLS relocs with non-zero addend.
7244 (v12): New TLS variable.
7246 (t_last): Add check for v12.
7247 * testsuite/tls_test.h (t12): New function.
7248 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7250 2008-08-13 Ian Lance Taylor <iant@google.com>
7252 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7253 set tls_segment_ or relro_segment_.
7254 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7256 * output.h (Output_section::clear_is_relro): New function.
7257 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7258 sections specially even when output_data_ is empty.
7259 (Output_segment::maximum_alignment): When first section is relro,
7260 only force alignment for PT_LOAD segments.
7261 * script.cc (script_data_segment_align): New function.
7262 (script_data_segment_relro_end): New function.
7263 * script-c.h (script_data_segment_align): Declare.
7264 (script_data_segment_relro_end): Declare.
7265 * script-sections.h (class Script_sections): Declare
7266 data_segment_align and data_segment_relro_end. Add fields
7267 segment_align_index_ and saw_relro_end_.
7268 * script-sections.cc (class Sections_element): Add set_is_relro
7269 virtual function. Add new bool* parameter to place_orphan_here.
7270 Add get_output_section virtual function.
7271 (class Output_section_definition): Add set_is_relro. Add new
7272 bool* parameter to place_orphan_here. Add get_output_section.
7273 Add is_relro_ field.
7274 (Output_section_definition::Output_section_definition): Initialize
7275 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7276 and is_relro_ fields.
7277 (Output_section_definition::place_orphan_here): Add is_relro
7279 (Output_section_definition::set_section_addresses): Set relro for
7281 (Output_section_definition::alternate_constraint): Likewise.
7282 (class Orphan_output_section): Add new bool* parameter to
7283 place_orphan_here. Add get_output_section.
7284 (Orphan_output_section::place_orphan_here): Add is_relro
7286 (Script_sections::Script_sections): Initialize
7287 data_segment_align_index_ and saw_relro_end_.
7288 (Script_sections::data_segment_align): New function.
7289 (Script_sections::data_segment_relro_end): New function.
7290 (Script_sections::place_orphan): Set or clear is_relro.
7291 (Script_sections::set_section_addresses): Force alignment of first
7293 * yyscript.y (exp): Call script_data_segment_align and
7294 script_data_segment_relro_end.
7295 * testsuite/relro_script_test.t: New file.
7296 * testsuite/relro_test.cc (using_script): Declare.
7297 (t1, t2): Test using_script.
7298 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7299 (relro_script_test_SOURCES): Define.
7300 (relro_script_test_DEPENDENCIES): Define.
7301 (relro_script_test_LDFLAGS): Define.
7302 (relro_script_test_LDADD): Define.
7303 (relro_script_test.so): New target.
7304 * testsuite/Makefile.in: Rebuild.
7306 2008-08-06 Cary Coutant <ccoutant@google.com>
7308 * archive.cc (Archive::total_archives, Archive::total_members)
7309 (Archive::total_members_loaded): New variables.
7310 (Archive::setup): Add parameter. Add option to preread
7312 (Archive::read_armap): Add counter.
7313 (Archive::get_file_and_offset): New function.
7314 (Archive::get_elf_object_for_member): New function.
7315 (Archive::read_all_symbols): New function.
7316 (Archive::read_symbols): New function.
7317 (Archive::add_symbols): Add counters.
7318 (Archive::include_all_members): Use armap to find members if it's
7320 (Archive::include_member): Skip reading symbols if already read.
7321 Factored code into Archive::get_file_and_offset and
7322 Archive::get_elf_object_for_member. Changed call to
7323 Mapfile::report_include_archive_member.
7324 (Archive::print_stats): New function.
7325 * archive.h: Declare Object and Read_symbols_data classes.
7326 (Archive::Archive): Add initializers for new members.
7327 (Archive::setup): Add parameter.
7328 (Archive::print_stats): New function.
7329 (Archive::total_archives, Archive::total_members)
7330 (Archive::total_members_loaded): New variables.
7331 (Archive::get_file_and_offset): New function.
7332 (Archive::get_elf_object_for_member): New function.
7333 (Archive::read_all_symbols): New function.
7334 (Archive::read_symbols): New function.
7335 (Archive::Archive_member): New class.
7336 (Archive::members_): New member.
7337 (Archive::num_members_): New member.
7338 * main.cc: Include archive.h.
7339 (main): Call Archive::print_stats.
7340 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7341 archive parameter; member_name is now the fully-decorated name.
7342 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7343 * options.h: (General_options): Add --preread-archive-symbols option.
7344 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7347 2008-08-04 Ian Lance Taylor <iant@google.com>
7349 * symtab.h (Symbol::use_plt_offset): New function.
7350 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7351 * powerpc.cc (Relocate::relocate): Likewise.
7352 * sparc.cc (Relocate::relocate): Likewise.
7353 * x86_64.cc (Relocate::relocate): Likewise.
7354 * testsuite/weak_plt.sh: New test.
7355 * testsuite/weak_plt_main.cc: New test.
7356 * testsuite/weak_plt_shared.cc: New test.
7357 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7358 (check_PROGRAMS): Add weak_plt.
7359 (check_DATA): Add weak_plt_shared.so.
7360 (weak_plt_main_pic.o, weak_plt): New targets.
7361 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7362 * testsuite/Makefile.in: Rebuild.
7364 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7366 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7367 * testsuite/Makefile.in: Rebuild.
7369 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7371 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7372 * Makefile.in: Regenerate.
7373 * po/POTFILES.in: Regenerate.
7375 2008-07-29 Ian Lance Taylor <iant@google.com>
7377 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7378 symbols before other symbols.
7379 * testsuite/script_test_2.cc (test_addr): Declare.
7380 (test_addr_alias): Declare.
7381 (main): Check that test_addr and test_addr_alias have the right
7383 * testsuite/script_test_2.t: Define test_addr_alias and
7386 2008-07-24 Ian Lance Taylor <iant@google.com>
7389 * descriptors.cc: New file.
7390 * descriptors.h: New file.
7391 * gold-threads.h (class Hold_optional_lock): New class.
7392 * fileread.cc: Include "descriptors.h".
7393 (File_read::~File_read): Release descriptor rather than closing
7395 (File_read::open) [file]: Call open_descriptor rather than open.
7396 Set is_descriptor_opened_.
7397 (File_read::open) [memory]: Assert that descriptor is not open.
7398 (File_read::reopen_descriptor): New function.
7399 (File_read::release): Release descriptor.
7400 (File_read::do_read): Make non-const. Reopen descriptor.
7401 (File_read::read): Make non-const.
7402 (File_read::make_view): Reopen descriptor.
7403 (File_read::do_readv): Likewise.
7404 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7405 Update declarations.
7406 * layout.cc: Include "descriptors.h".
7407 (Layout::create_build_id): Use open_descriptor rather than open.
7408 * output.cc: Include "descriptors.h".
7409 (Output_file::open): Use open_descriptor rather than open.
7410 * archive.cc (Archive::const_iterator): Change Archive to be
7412 (Archive::begin, Archive::end): Make non-const.
7413 (Archive::count_members): Likewise.
7414 * archive.h (class Archive): Update declarations.
7415 * object.h (Object::read): Make non-const.
7416 * Makefile.am (CCFILES): Add descriptors.cc.
7417 (HFILES): Add descriptors.h.
7418 * Makefile.in: Rebuild.
7421 * gold.h: Always include <clocale>. Add Solaris workarounds
7422 following code in binutils/sysdep.h.
7425 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7426 this->eh_frame_hdr_ is NULL before using it.
7428 * dynobj.cc (Versions::Versions): Update comment.
7430 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7431 the base version name.
7433 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7434 array size plus one.
7435 (Stringpool_template::set_string_offsets): Subtract one from key
7436 before using it as an array index.
7437 (Stringpool_template::get_offset_with_length): Likewise.
7438 (Stringpool_template::write_to_buffer): Likewise.
7439 * stringpool.h (Stringpool_template::get_offset_from_key):
7442 2008-07-23 Ian Lance Taylor <iant@google.com>
7445 * object.h (Merged_symbol_value::value): Do our best to handle a
7449 * script.cc (Version_script_info::get_versions): Don't add empty
7450 version tag to return value.
7451 (Version_script_info::get_symbol_version_helper): Change return
7452 type to bool. Add pversion parameter. Change all callers.
7453 (script_register_vers_node): Don't require a non-NULL tag.
7454 * script.h (class Version_script_info): Update declarations.
7455 (Version_script_info::get_symbol_version): Change return type to
7456 bool. Add version parameter. Change all callers.
7457 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7458 handling. Handle an empty version from a version script.
7459 (Symbol_table::define_special_symbol): Likewise.
7460 * testsuite/ver_test_10.script: New file.
7461 * testsuite/ver_test_10.sh: New file.
7462 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7463 (check_DATA): Add ver_test_10.syms.
7464 (ver_test_10.syms, ver_test_10.so): New target.
7465 * testsuite/Makefile.in: Rebuild.
7467 2008-07-23 Simon Baldwin <simonb@google.com>
7469 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7470 to zero for undefined symbols from dynamic libraries.
7472 2008-07-23 Ian Lance Taylor <iant@google.com>
7474 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7476 * symtab.h (class Symbol_table): Update declaration.
7477 * testsuite/ver_test_9.cc: New file.
7478 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7479 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7480 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7481 (ver_test_9.so, ver_test_9.o): New targets.
7482 * testsuite/Makefile.in: Rebuild.
7484 2008-07-22 Ian Lance Taylor <iant@google.com>
7486 * options.h (class General_options): Define --check-sections.
7487 * layout.cc (Layout::set_segment_offsets): Handle
7490 * options.h (class General_options): Define -n/--nmagic and
7492 * options.cc (General_options::finalize): For -n/--nmagic or
7493 -N/--omagic, set -static.
7494 * layout.cc (Layout::attach_allocated_section_to_segment): If
7495 -N/--omagic, don't put read-only and read-write sections in
7497 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7498 finding a read-only segment.
7499 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7500 don't set the minimum segment alignment to the common page size,
7501 and don't set the file offset to the address modulo the page size.
7502 * script-sections.cc (Script_sections::create_segments): If
7503 -n/--omagic, don't put read-only and read-write sections in
7506 * cref.cc: New file.
7508 * options.h (class General_options): Add --print-symbol-counts.
7509 * main.cc (main): Issue defined symbol report if requested.
7510 * archive.cc (Archive::interpret_header): Make into a const member
7512 (Archive::add_symbols): Call Input_objects::archive_start and
7514 (Archive::const_iterator): Define new class.
7515 (Archive::begin, Archive::end): New functions.
7516 (Archive::include_all_members): Rewrite to use iterator.
7517 (Archive::count_members): New function.
7518 * archive.h (class Archive): Update declarations.
7519 (Archive::filename): New function.
7520 * object.cc: Include "cref.h".
7521 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7522 (Sized_relobj::do_get_global_symbol_counts): New function.
7523 (Input_objects::add_object): Add object to cross-referencer.
7524 (Input_objects::archive_start): New function.
7525 (Input_objects::archive_stop): New function.
7526 (Input_objects::print_symbol_counts): New function.
7527 * object.h: Declare Cref and Archive.
7528 (Object::get_global_symbol_counts): New function.
7529 (Object::do_get_global_symbol_counts): New pure virtual function.
7530 (class Sized_relobj): Add defined_count_ field. Update
7532 (class Input_objects): Add cref_ field. Update constructor.
7533 Update declarations.
7534 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7536 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7538 (Sized_dynobj::do_get_global_symbol_counts): New function.
7539 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7540 defined_count_. Update declarations. Define Symbols typedef.
7541 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7542 parameter. Change all callers.
7543 (Symbol_table::add_from_dynobj): Add sympointers and defined
7544 parameters. Change all callers.
7545 * symtab.h (class Symbol_table): Update declarations.
7546 * Makefile.am (CCFILES): Add cref.cc.
7547 (HFILES): Add cref.h.
7548 * Makefile.in: Rebuild.
7550 2008-07-22 Simon Baldwin <simonb@google.com>
7552 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7553 to zero when writing undefined symbols.
7555 2008-07-22 Ian Lance Taylor <iant@google.com>
7557 * output.cc (Output_section::add_input_section): Don't try to
7558 merge empty merge sections.
7560 2008-07-21 Craig Silverstein <csilvers@google.com>
7562 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7563 Include symbol version in error message.
7565 2008-07-20 Chris Demetriou <cgd@google.com>
7567 * configure.ac (gold_cv_c_random_seed): New configured variable.
7568 (RANDOM_SEED_CFLAGS): New substituted variable.
7569 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7570 * configure: Rebuild.
7571 * Makefile.in: Likewise.
7572 * testsuite/Makefile.in: Likewise.
7574 2008-07-18 Ian Lance Taylor <iant@google.com>
7576 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7577 where we see NAME/NULL and NAME/VERSION as separate symbols.
7578 * testsuite/ver_test_main.cc (main): Call t4.
7579 (t4, t4_2a): Define.
7580 * testsuite/ver_test_2.cc (t4_2): Define.
7581 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7582 * testsuite/ver_test_4.cc (t4_2a): Define.
7583 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7584 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7586 2008-07-17 Ian Lance Taylor <iant@google.com>
7588 * dynobj.cc (Versions::add_def): If we give an error about a
7589 missing version, go ahead and create the version anyhow.
7591 2008-07-10 Ian Lance Taylor <iant@google.com>
7593 Handle output sections with more than 0x7fffffff bytes.
7594 * object.h (class Relobj): Change map_to_output_ to
7595 output_sections_, and just keep a section pointer. Change all
7596 uses. Move comdat group support to Sized_relobj.
7597 (Relobj::is_section_specially_mapped): Remove.
7598 (Relobj::output_section): Remove poff parameter. Change all
7600 (Relobj::output_section_offset): New function.
7601 (Relobj::set_section_offset): Rewrite.
7602 (Relobj::map_to_output): Remove.
7603 (Relobj::output_sections): New function.
7604 (Relobj::do_output_section_offset): New pure virtual function.
7605 (Relobj::do_set_section_offset): Likewise.
7606 (class Sized_relobj): Add section_offsets_ field. Add comdat
7607 group support from Relobj. Update declarations.
7608 (Sized_relobj::get_output_section_offset): New function.
7609 (Sized_relobj::do_output_section_offset): New function.
7610 (Sized_relobj::do_set_section_offset): New function.
7611 * object.cc (Relobj::output_section_address): Remove.
7612 (Sized_relobj::Sized_relobj): Initialize new fields.
7613 (Sized_relobj::include_section_group): Cast find_kept_object to
7615 (Sized_relobj::include_linkonce_section): Likewise.
7616 (Sized_relobj::do_layout): Use separate arrays for output section
7618 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7620 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7621 output_sections and section_offsets.
7622 (Sized_relobj::write_local_symbols): Likewise.
7623 (map_to_kept_section): Compute output address directly.
7624 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7625 output_sections and section_offsets.
7626 (Sized_relobj::write_sections): Likewise.
7627 (Sized_relobj::relocate_sections): Likewise.
7628 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7629 * output.h (class Output_reloc): Update declarations. Change
7630 u2_.relobj to Sized_relobj*.
7631 (class Output_data_reloc): Change add functions to use
7633 * output.cc (Output_reloc::Output_reloc): Change relobj to
7635 (Output_reloc::local_section_offset): Change return type to
7636 Elf_Addr. Use get_output_section_offset.
7637 (Output_reloc::get_address): Likewise.
7638 (Output_section::is_input_address_mapped): Don't call
7639 is_section_specially_mapped.
7640 (Output_section::output_offset): Likewise.
7641 (Output_section::output_address): Likewise.
7642 (Output_section::starting_output_address): Likewise.
7643 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7644 parameter to Sized_relobj*.
7645 (Copy_relocs::need_copy_reloc): Likewise.
7646 (Copy_relocs::save): Likewise.
7647 * copy-relocs.h (class Copy_relocs): Update declarations.
7648 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7649 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7650 * target-reloc.h (relocate_for_relocatable): Change
7651 offset_in_output_section type to Elf_Addr. Change code that uses
7653 * layout.cc (Layout::layout): Always set *off.
7654 * mapfile.cc (Mapfile::print_input_section): Use
7655 output_section_offset.
7656 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7658 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7659 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7660 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7662 2008-07-03 Ian Lance Taylor <iant@google.com>
7664 * layout.cc (Layout::include_section): Do not discard unrecognized
7665 SHT_STRTAB sections.
7667 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7669 * script.cc (Lex::can_continue_name): Make '?' allowable in
7670 version-script names.
7671 * testsuite/version_script.map: Change glob pattern to use '?'
7673 2008-06-30 Manish Singh <yosh@gimp.org>
7676 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7679 2008-06-30 Ian Lance Taylor <iant@google.com>
7683 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7684 versions]: Don't try to read the value in the contents, since we
7685 don't use it. Use the template endianness when writing.
7687 2008-06-25 Cary Coutant <ccoutant@google.com>
7689 * fileread.cc (File_read::make_view): Assert on zero-length view.
7690 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7691 symbol table when there are no symbols to read.
7693 2008-06-23 Craig Silverstein <csilvers@google.com>
7695 * version.cc (version_string): Bump to 1.7
7697 2008-06-18 Craig Silverstein <csilvers@google.com>
7699 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7700 constant 0xFFFF to type Valtype.
7701 (Powerpc_relocate_functions::rel16_ha): Likewise.
7703 2008-06-17 Ian Lance Taylor <iant@google.com>
7705 * output.h (Output_section::Input_section): Initialize p2align_ to
7706 zero for Output_section_data constructors.
7707 (Output_section::Input_section::addralign): If not an input
7708 section, return the alignment of the Output_section_data.
7709 * testsuite/copy_test.cc: New file.
7710 * testsuite/copy_test_1.cc: New file.
7711 * testsuite/copy_test_2.cc: New file.
7712 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7713 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7714 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7715 (copy_test_1_pic.o, copy_test_1.so): New targets.
7716 (copy_test_2_pic.o, copy_test_2.so): New targets.
7717 * testsuite/Makefile.in: Rebuild.
7719 * script-sections.cc (Script_sections::place_orphan): Initialize
7720 local variable exact.
7722 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7724 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7726 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7727 David S. Miller <davem@davemloft.net>
7729 * powerpc.cc: New file.
7730 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7731 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7732 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7733 * Makefile.in: Rebuild.
7735 2008-06-09 Ian Lance Taylor <iant@google.com>
7737 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7739 (throwing, orig_terminate): New static variables.
7740 (terminate_handler): New static function.
7741 (t2): Set terminate handler.
7743 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7746 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7749 2008-05-30 Cary Coutant <ccoutant@google.com>
7751 * archive.cc (Archive::include_all_members) Correct to step
7752 over symbol table and extended name table in thin archives.
7754 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7757 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7760 2008-05-28 Caleb Howe <cshowe@google.com>
7762 * reduced_debug_output.cc: New file.
7763 * reduced_debug_output.h: New file.
7764 * options.h (class General_options): Add --strip-debug-non-line.
7765 * options.cc (General_options::finalize): Add strip_debug_non_line
7766 to the strip heirarchy.
7767 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7769 * layout.cc: Include "reduced_debug_output.h".
7770 (Layout::Layout): Initialize new fields.
7771 (line_only_debug_sections): New static array.
7772 (is_lines_only_debug_sections): New static inline function.
7773 (Layout::include_section): Handle --strip-debug-non-line.
7774 (Layout::make_output_section): If --strip-debug-non-line, build
7775 new output sections for .debug_abbrev and .debug_info.
7776 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7777 gold. Warn about possible overflow.
7778 (read_signed_LEB_128): Likewise.
7779 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7780 (read_signed_LEB_128): Declare.
7781 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7782 (HFILES): Add reduced_debug_output.h.
7783 * Makefile.in: Rebuild.
7785 2008-05-21 Ian Lance Taylor <iant@google.com>
7787 * mapfile.cc: New file.
7788 * mapfile.h: New file.
7789 * options.h (class General_options): Add -M/--print-map and -Map.
7790 * options.cc (General_options::finalize): Make -M equivalent to
7792 * main.cc: Include <cstdio> and "mapfile.h".
7793 (main): Open mapfile if requested.
7794 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7795 constructor. Change caller.
7796 (queue_initial_tasks): Add mapfile parameter. Change caller.
7797 (queue_middle_tasks): Likewise.
7798 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7800 * archive.cc: Include "mapfile.h".
7801 (Archive::add_symbols): Add mapfile parameter. Change all
7802 callers. Pass mapfile, symbol, and reason to include_member.
7803 (Archive::include_all_members): Add mapfile parameter. Change all
7805 (Archive::include_member): Add mapfile, sym, and why parameters.
7806 Change all callers. Report inclusion to map file.
7807 * archive.h: Include "fileread.h".
7808 (class Archive): Update declarations.
7809 (Archive::file): New const method.
7810 (class Add_archive_symbols): Add mapfile_ field. Update
7811 constructor. Change all callers.
7812 * readsyms.h (class Read_symbols): Likewise.
7813 (class Finish_group): Likewise.
7814 (class Read_script): Likewise.
7815 * common.cc: Include "mapfile.h".
7816 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7818 (Symbol_table::do_allocate_commons): Likewise.
7819 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7820 symbol allocation to mapfile.
7821 * common.h (class Allocate_commons_task): Add mapfile_ field.
7822 Update constructor. Change all callers.
7823 * symtab.h (class Symbol_table): Update declarations.
7824 * layout.cc: Include "mapfile.h".
7825 (Layout_task_runner::run): Print information to mapfile.
7826 (Layout::create_gold_note): Change Output_data_fixed_space to
7827 Output_data_zero_fill.
7828 (Layout::create_build_id): Likewise.
7829 (Layout::print_to_mapfile): New function.
7830 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7831 constructor. Change caller.
7832 (class Layout): Declare print_to_mapfile.
7833 * output.cc (Output_section::Input_section::print_to_mapfile): New
7835 (Output_section::add_input_section): If producing a map, always
7836 add to input_sections_ list.
7837 (Output_section::do_print_to_mapfile): New function.
7838 (Output_segment::print_sections_to_mapfile): New function.
7839 (Output_segment::print_section_list_to_mapfile): New function.
7840 * output.h: Include "mapfile.h".
7841 (Output_data::print_to_mapfile): New function.
7842 (Output_data::do_print_to_mapfile): New virtual function.
7843 (Output_segment_headers::do_print_to_mapfile): New function.
7844 (Output_file_header::do_print_to_mapfile): New function.
7845 (Output_data_const::do_print_to_mapfile): New function.
7846 (class Output_data_const_buffer): Add map_name_ field. Update
7847 constructor. Change all callers. Add do_print_to_mapfile
7849 (class Output_data_fixed_space): Likewise.
7850 (class Output_data_space): Likewise.
7851 (class Output_data_zero_fill): New class.
7852 (Output_data_strtab::do_print_to_mapfile): New function.
7853 (Output_data_reloc_base::do_print_to_mapfile): New function.
7854 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7855 (Output_data_group::do_print_to_mapfile): New function.
7856 (Output_data_got::do_print_to_mapfile): New function.
7857 (Output_data_dynamic::do_print_to_mapfile): New function.
7858 (Output_symtab_xindex::do_print_to_mapfile): New function.
7859 (class Output_section): Declare do_print_to_mapflie. Declare
7860 print_to_mapfile in Input_section.
7861 (class Output_segment): Declare new functions.
7862 * object.h (Sized_relobj::symbol_count): New function.
7863 * script-sections.cc
7864 (Output_section_element_dot_assignment::set_section_addresses):
7865 Change Output_data_fixed_space to Output_data_zero_fill.
7866 (Output_data_expression::do_print_to_mapfile): New function.
7867 * script.cc (read_input_script): Add mapfile parameter. Change
7869 * script.h (read_input_script): Update declaration.
7870 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7871 (Eh_frame::do_print_to_mapfile): New function.
7872 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7873 (Output_merge_string::do_print_to_mapfile): New function.
7874 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7876 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7878 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7880 * Makefile.am (CCFILES): Add mapfile.cc.
7881 (HFILES): Add mapfile.h.
7882 * Makefile.in: Rebuild.
7884 2008-05-19 Ian Lance Taylor <iant@google.com>
7886 * options.h (class General_options): Add -z relro.
7887 * layout.cc (Layout::Layout): Initialize relro_segment_.
7888 (Layout::add_output_section_data): Return the output section.
7889 (Layout::make_output_section): Rcognize relro sections and mark
7891 (Layout::attach_allocated_section_to_segment): Put relro sections
7892 in a PT_GNU_RELRO segment.
7893 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7895 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7897 (Layout::linkonce_mapping): Map d.rel.ro.local to
7899 (Layout::output_section_name): Us .data.rel.ro.local for any
7900 section which begins with that.
7901 * layout.h (class Layout): Update add_output_section_data
7902 declaration. Add relro_segment_ field.
7903 * output.cc (Output_section::Output_section): Initialize is_relro_
7904 and is_relro_local_ fields.
7905 (Output_segment::add_output_section): Group relro sections.
7906 (Output_segment::is_first_section_relro): New function.
7907 (Output_segment::maximum_alignment): If there is a relro section,
7908 align the segment to the common page size.
7909 (Output_segment::set_section_addresses): Track whether we are
7910 looking at relro sections. If the last section is a relro
7911 section, align to the common page size.
7912 (Output_segment::set_section_list_addresses): Add in_relro
7913 parameter. Change all callers. Align to the page size when
7914 moving from relro to non-relro section.
7915 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7917 * output.h (class Output_section): Add is_relro_ and
7918 is_relro_local_ fields.
7919 (Output_section::is_relro): New function.
7920 (Output_section::set_is_relro): New function.
7921 (Output_section::is_relro_local): New function.
7922 (Output_section::set_is_relro_local): New function.
7923 (class Output_segment): Update declarations.
7924 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7925 * sparc.cc (Target_sparc::got_section): Likewise.
7926 * x86_64.cc (Target_x86_64::got_section): Likewise.
7927 * testsuite/relro_test_main.cc: New file.
7928 * testsuite/relro_test.cc: New file.
7929 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7930 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7931 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7932 (relro_test.so, relro_test_pic.o): New targets.
7933 * testsuite/Makefile.in: Rebuild.
7935 2008-05-16 Ian Lance Taylor <iant@google.com>
7937 * output.cc (Output_segment::add_output_section): Remove front
7939 * output.h (class Output_segment): Remove
7940 add_initial_output_section and overloaded add_output_section.
7941 Update declaration of remaining add_output_section.
7942 * layout.cc (Layout::create_interp): Call add_output_section
7943 rather than add_initial_output_section.
7944 (Layout::finish_dynamic_section): Likewise.
7946 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7947 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7948 know the dynamic type.
7949 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7950 field. Initialize it in constructor.
7951 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7952 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7953 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7956 * output.cc (Output_reloc::get_address): Change return type to
7958 * output.h (class Output_reloc): Update get_address declaration.
7959 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7960 for section addresses.
7962 2008-05-09 Ian Lance Taylor <iant@google.com>
7965 * gold.cc (gold_nomem): Use return value of write.
7967 2008-05-08 Ian Lance Taylor <iant@google.com>
7969 * symtab.c (Symbol::init_base_output_data): Add version
7970 parameter. Change all callers.
7971 (Symbol::init_base_output_segment): Likewise.
7972 (Symbol::init_base_constant): Likewise.
7973 (Symbol::init_base_undefined): Likewise.
7974 (Sized_symbol::init_output_data): Likewise.
7975 (Sized_symbol::init_output_segment): Likewise.
7976 (Sized_symbol::init_constant): Likewise.
7977 (Sized_symbol::init_undefined): Likewise.
7978 (Symbol_table::do_define_in_output_data): If the new symbol has a
7979 version, mark it as the default.
7980 (Symbol_table::do_define_in_output_segment): Likewise.
7981 (Symbol_table::do_define_as_constant): Likewise.
7982 * symtab.h (class Symbol): Update declarations.
7983 (class Sized_symbol): Likewise.
7984 * resolve.cc (Symbol::override_version): New function.
7985 (Symbol::override_base): Call override_version.
7986 (Symbol::override_base_with_special): Likewise.
7987 * testsuite/ver_script_8.script: New file.
7988 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7989 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7990 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7991 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7993 2008-05-06 Ian Lance Taylor <iant@google.com>
7996 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7998 (class General_options): Remove existing --undefined, and add
7999 --no-undefined instead. Add new --undefined as synonym for -u.
8000 * archive.cc (Archive::add_symbols): Check whether symbol was
8002 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8003 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8004 all uses. Add IS_UNDEFINED. Update declarations to split
8005 different versions of init_base. Declare init_base_undefined.
8006 (Symbol::is_defined): Handle IS_UNDEFINED.
8007 (Symbol::is_undefined): Likewise.
8008 (Symbol::is_weak_undefined): Call is_undefined.
8009 (Symbol::is_absolute): Handle IS_CONSTANT.
8010 (class Sized_symbol): Update declarations to split different
8011 versions of init. Declare init_undefined.
8012 (class Symbol_table): Declare new functions.
8013 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8015 (Symbol::init_base_output_data): Likewise.
8016 (Symbol::init_base_output_segment): Likewise.
8017 (Symbol::init_base_constant): Likewise.
8018 (Symbol::init_base_undefined): New function.
8019 (Sized_symbol::init_object): Rename from init. Change all
8021 (Sized_symbol::init_output_data): Likewise.
8022 (Sized_symbol::init_output_segment): Likewise.
8023 (Sized_symbol::init_constant): Likewise.
8024 (Sized_symbol::init_undefined): New function.
8025 (Symbol_table::add_undefined_symbols_from_command_line): New
8027 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8029 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8030 (Symbol::output_section): Likewise.
8031 (Symbol::set_output_section): Likewise.
8032 (Symbol_table::sized_finalize_symbol): Likewise.
8033 (Symbol_table::sized_write_globals): Likewise.
8034 * resolve.cc (Symbol_table::should_override): Likewise.
8035 (Symbol::override_base_with_special): Likewise.
8037 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8038 symbol, change it to have default visibility.
8039 * testsuite/protected_1.cc: New file.
8040 * testsuite/protected_2.cc: New file.
8041 * testsuite/protected_3.cc: New file.
8042 * testsuite/protected_main_1.cc: New file.
8043 * testsuite/protected_main_2.cc: New file.
8044 * testsuite/protected_main_3.cc: New file.
8045 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8046 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8047 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8048 (protected_1.so): New target.
8049 (protected_1_pic.o, protected_2_pic.o): New targets.
8050 (protected_3_pic.o): New target.
8051 (check_PROGRAMS): Add protected_2.
8052 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8053 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8054 * testsuite/Makefile.in: Rebuild.
8056 * options.h (DEFINE_var): Add set_user_set_##varname__.
8057 (DEFINE_bool_alias): New macro.
8058 (class General_options): Define -Bstatic using DEFINE_bool_alias
8059 rather than DEFINE_special. Add --undefined as an alias for -z
8061 * options.cc (General_options::parse_Bstatic): Remove.
8063 * options.h (class General_options): Add --fatal-warnings.
8064 * main.cc (main): Implement --fatal-warnings.
8065 * errors.h (Errors::warning_count): New function.
8067 * options.h (class General_options): Add -Bsymbolic-functions.
8068 * symtab.h (Symbol::is_preemptible): Check for
8069 -Bsymbolic-functions.
8071 2008-05-05 Ian Lance Taylor <iant@google.com>
8073 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8074 as noVARNAME rather than no-VARNAME.
8075 (class General_options): Add option -z combreloc.
8076 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8078 (Output_reloc::sort_before) [SHT_REL]: New function.
8079 (Output_reloc::sort_before) [SHT_RELA]: New function.
8080 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8081 Sort_relocs_comparison.
8082 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8083 parameter. Change all callers.
8084 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8085 sort_relocs parameter. Change all callers.
8086 * output.cc (Output_reloc::get_address): New function, broken out
8088 (Output_reloc::write_rel): Call it.
8089 (Output_reloc::compare): New function.
8090 (Output_data_reloc_base::do_write): Optionally sort relocs.
8092 * configure.ac: If targ_extra_obj is set, link it in.
8093 * configure.tgt: Initialize all variables.
8094 (x86_64*): Set targ_extra_obj and targ_extra_size.
8095 * configure: Rebuild.
8097 * object.cc (Sized_relobj::include_section_group): Adjust section
8098 indexes read from group data. Build vector to pass to
8100 * layout.cc (Layout::layout_group): Add flags and shndxes
8101 parameters. Remove contents parameter. Change caller. Update
8102 explicit instantiations.
8103 * layout.h (class Layout): Update layout_group declaration.
8104 * output.cc (Output_data_group::Output_data_group): Add flags and
8105 input_shndxes parameters. Remove contents parameter. Change
8107 (Output_data_group::do_write): Change input_sections_ to
8109 * output.h (class Output_data_group): Update constructor
8110 declaration. Rename input_sections_ to input_shndxes_.
8111 * testsuite/many_sections_test.cc: Add template.
8113 2008-04-30 Cary Coutant <ccoutant@google.com>
8115 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8117 * layout.cc (Layout::include_section): Refactored check for debug
8119 (Layout::add_comdat): Add new parameters. Change type
8120 of signature parameter. Add object and shndx to signatures table.
8121 (Layout::find_kept_object): New function.
8122 * layout.h: Include <cstring>.
8123 (Layout::is_debug_info_section): New function.
8124 (Layout::add_comdat): Add new parameters.
8125 (Layout::find_kept_object): New function.
8126 (Layout::Kept_section): New struct.
8127 (Layout::Signatures): Change type of map range.
8128 * object.cc (Relobj::output_section_address): New function.
8129 (Sized_relobj::include_section_group): Add new parameters. Change
8130 calls to Layout::add_comdat. Change to build table of kept comdat
8131 groups and table mapping discarded sections to kept sections.
8132 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8133 (Sized_relobj::do_layout): Change calls to include_section_group and
8134 include_linkonce_section.
8135 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8136 value to zero when section is discarded.
8137 (Sized_relobj::map_to_kept_section): New function.
8138 * object.h (Relobj::output_section_address): New function.
8139 (Relobj::Comdat_group): New type.
8140 (Relobj::find_comdat_group): New function.
8141 (Relobj::Comdat_group_table): New type.
8142 (Relobj::Kept_comdat_section): New type.
8143 (Relobj::Kept_comdat_section_table): New type.
8144 (Relobj::add_comdat_group): New function.
8145 (Relobj::set_kept_comdat_section): New function.
8146 (Relobj::get_kept_comdat_section): New function.
8147 (Relobj::comdat_groups_): New field.
8148 (Relobj::kept_comdat_sections_): New field.
8149 (Symbol_value::input_value): Update comment.
8150 (Sized_relobj::map_to_kept_section) New function.
8151 (Sized_relobj::include_linkonce_section): Add new parameter.
8152 * target-reloc.h (Comdat_behavior): New type.
8153 (get_comdat_behavior): New function.
8154 (relocate_section): Add code to map a discarded section to the
8155 corresponding kept section when applying a relocation.
8157 2008-04-30 Craig Silverstein <csilvers@google.com>
8159 * dwarf_reader.cc (next_generation_count): New static var.
8160 (Addr2line_cache_entry): New struct.
8161 (addr2line_cache): New static var.
8162 (Dwarf_line_info::one_addr2line): Added caching.
8163 (Dwarf_line_info::clear_addr2line_cache): New function.
8164 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8165 cache-size parameter.
8166 (Dwarf_line_info::one_addr2line_cache): New function.
8167 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8168 new cache-size argument to one_addr2line(), and clear cache.
8170 2008-04-28 Cary Coutant <ccoutant@google.com>
8172 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8173 R_386_PC8 relocations.
8175 2008-04-23 Ian Lance Taylor <iant@google.com>
8177 * object.cc (Sized_relobj::include_section_group): Check for
8178 invalid section group.
8180 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8183 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8184 than read for file header.
8185 * archive.cc (Archive::include_member): Likewise.
8187 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8189 * aclocal.m4: Regenerate.
8190 * configure: Regenerate.
8192 2008-04-19 Ian Lance Taylor <iant@google.com>
8194 * version.cc (version_string): Bump to 1.6.
8196 * testsuite/Makefile.am (many_sections_r_test): New target.
8197 (many_sections_r_test_SOURCES): Remove.
8198 (many_sections_r_test_DEPENDENCIES): Remove.
8199 (many_sections_r_test_LDFLAGS): Remove.
8200 (many_sections_r_test_LDADD): Remove.
8202 * object.cc (Sized_relobj::do_add_symbols): Always pass
8203 local_symbol_count_ to add_from_relobj.
8205 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8206 every thousand variables.
8207 * testsuite/Makefile.in: Rebuild.
8209 * object.cc (Xindex::initialize_symtab_xindex): New function.
8210 (Xindex::read_symtab_xindex): New function.
8211 (Xindex::sym_xindex_to_shndx): New function.
8212 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8214 (Sized_relobj::do_initialize_xindex): New function.
8215 (Sized_relobj::do_read_symbols): Adjust section links.
8216 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8217 parameter. Change all callers.
8218 (Sized_relobj::include_section_group): Adjust section links and
8219 symbol section indexes.
8220 (Sized_relobj::do_layout): Adjust section links.
8221 (Sized_relobj::do_count_local_symbols): Adjust section links and
8222 symbol section indexes.
8223 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8224 ordinary and special symbols.
8225 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8226 dynsym_xindex parameters. Change all callers. Adjust section
8227 links. Use SHN_XINDEX when needed.
8228 (Sized_relobj::get_symbol_location_info): Adjust section links.
8229 Don't get fooled by special symbols.
8230 * object.h (class Xindex): Define.
8231 (class Object): Add xindex_ parameter. Declare virtual functoin
8232 do_initialize_xindex.
8233 (Object::adjust_sym_shndx): New function.
8234 (Object::set_xindex): New protected function.
8235 (class Symbol_value): Add is_ordinary_shndx_ field.
8236 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8237 (Symbol_value::value): Assert ordinary section.
8238 (Symbol_value::initialize_input_to_output_map): Likewise.
8239 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8241 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8243 (class Sized_relobj): Update declarations.
8244 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8245 parameter. Change all callers.
8246 (Sized_relobj::adjust_shndx): New function.
8247 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8249 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8250 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8251 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8252 (Sized_dynobj::read_dynsym_section): Adjust section links.
8253 (Sized_dynobj::read_dynamic): Likewise.
8254 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8256 (Sized_dynobj::do_initialize_xindex): New function.
8257 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8258 do_initialize_xindex.
8259 (Sized_dynobj::adjust_shndx): New function.
8260 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8261 dynsym_xindex_ fields.
8262 (Layout::finalize): Add a call to set_section_indexes before
8263 creating the symtab sections.
8264 (Layout::set_section_indexes): Don't do anything if the section
8265 already has a section index.
8266 (Layout::create_symtab_sections): Add shnum parameter. Change
8267 caller. Create .symtab_shndx section if needed.
8268 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8270 (Layout::allocated_output_section_count): New function.
8271 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8273 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8274 fields. Update declarations.
8275 (Layout::symtab_xindex): New function.
8276 (Layout::dynsym_xindex): New function.
8277 (class Write_symbols_task): Add layout_ field.
8278 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8280 * output.cc (Output_section_headers::Output_section_headers): Add
8281 shstrtab_section parameter. Change all callers.
8282 (Output_section_headers::do_sized_write): Store overflow values
8283 for section count and section string table section index in
8284 section header zero.
8285 (Output_file_header::do_sized_write): Check for overflow of
8286 section count and section string table section index.
8287 (Output_symtab_xindex::do_write): New function.
8288 (Output_symtab_xindex::endian_do_write): New function.
8289 * output.h (class Output_section_headers): Add shstrtab_section_.
8290 Update declarations.
8291 (class Output_symtab_xindex): Define.
8292 (Output_section::has_out_shndx): New function.
8293 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8295 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8297 (Sized_symbol::init): Likewise.
8298 (Symbol::output_section): Check for ordinary symbol.
8299 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8300 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8302 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8303 Change all callers. Simplify handling of symbols from sections
8304 not included in the link.
8305 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8307 (Weak_alias_sorter::operator()): Assert that symbols are
8309 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8311 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8312 parameters. Change all callers.
8313 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8314 symbol distinction. Use SHN_XINDEX when needed.
8315 (Symbol_table::write_section_symbol): Add symtab_xindex
8316 parameter. Change all callers.
8317 (Symbol_table::sized_write_section_symbol): Likewise. Use
8318 SHN_XINDEX when needed.
8319 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8321 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8322 (Symbol::is_defined): Check is_ordinary.
8323 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8324 (Symbol::is_absolute, Symbol::is_common): Likewise.
8325 (class Sized_symbol): Update declarations.
8326 (class Symbol_table): Update declarations.
8327 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8328 parameters. Change all callers.
8329 (Sized_symbol::override): Likewise.
8330 (Symbol_table::override): Likewise.
8331 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8332 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8333 is_ordinary, and orig_st_shndx parameters. Change all callers.
8334 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8335 to be in an ordinary section.
8336 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8337 object and is_ordinary parameters. Change all callers.
8338 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8339 Change all callers. Don't add undefined or non-ordinary symbols
8341 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8343 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8345 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8346 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8347 (Sized_relobj::relocate_sections): Likewise.
8348 * target-reloc.h (scan_relocs): Adjust section symbol index.
8349 (scan_relocatable_relocs): Likewise.
8350 * i386.cc (Scan::local): Check for ordinary symbols.
8351 * sparc.cc (Scan::local): Likewise.
8352 * x86_64.cc (Scan::local): Likewise.
8353 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8354 to symbol_section_and_value.
8355 * testsuite/many_sections_test.cc: New file.
8356 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8357 (check_PROGRAMS): Add many_sections_test.
8358 (many_sections_test_SOURCES): Define.
8359 (many_sections_test_DEPENDENCIES): Define.
8360 (many_sections_test_LDFLAGS): Define.
8361 (BUILT_SOURCES): Add many_sections_define.h.
8362 (many_sections_define.h): New target.
8363 (BUILT_SOURCES): Add many_sections_check.h.
8364 (many_sections_check.h): New target.
8365 (check_PROGRAMS): Add many_sections_r_test.
8366 (many_sections_r_test_SOURCES): Define.
8367 (many_sections_r_test_DEPENDENCIES): Define.
8368 (many_sections_r_test_LDFLAGS): Define.
8369 (many_sections_r_test_LDADD): Define.
8370 (many_sections_r_test.o): New target.
8371 * testsuite/Makefile.in: Rebuild.
8373 2008-04-17 Cary Coutant <ccoutant@google.com>
8375 * errors.cc (Errors::info): New function.
8376 (gold_info): New function.
8377 * errors.h (Errors::info): New function.
8378 * gold.h (gold_info): New function.
8379 * object.cc (Input_objects::add_object): Print trace output.
8380 * options.cc (options::parse_set): New function.
8381 (General_options::parse_wrap): Deleted.
8382 (General_options::General_options): Deleted initializer.
8383 * options.h (options::String_set): New typedef.
8384 (options::parse_set): New function.
8385 (DEFINE_set): New macro.
8386 (General_options::wrap): Changed to use DEFINE_set. Changed
8387 callers of any_wrap_symbols and is_wrap_symbol.
8388 (General_options::trace, General_options::trace_symbol):
8390 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8391 (General_options::wrap_symbols_): Deleted.
8392 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8394 2008-04-17 David S. Miller <davem@davemloft.net>
8396 * options.cc (General_options::parse_V): New function.
8397 * options.h: Add entries for -V and -Qy.
8399 2008-04-17 Ian Lance Taylor <iant@google.com>
8401 * common.cc (Symbol_table::allocate_commons): Remove options
8402 parameter. Change caller.
8403 (Symbol_table::do_allocate_commons): Remove options parameter.
8404 Change caller. Just call do_allocate_commons_list twice.
8405 (Symbol_table::do_allocate_commons_list): New function, broken out
8406 of do_allocate_commons.
8407 * common.h (class Allocate_commons_task): Remove options_ field.
8409 * symtab.cc (Symbol_table::Symbol_table): Initialize
8411 (Symbol_table::add_from_object): Put TLS common symbols on
8413 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8414 which are IN_OUTPUT_DATA.
8415 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8416 allocate_commons and do_allocate_commons declarations. Declare
8417 do_allocate_commons_list.
8418 * gold.cc (queue_middle_tasks): Update creation of
8419 Allocate_commons_task to not pass options.
8420 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8421 (TLS_TEST_C_FLAGS): New variable.
8422 (tls_test_c_pic.o): New target.
8423 (tls_test_shared.so): Link in tls_test_c_pic.o.
8424 (tls_test_c_pic_ie.o): New target.
8425 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8426 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8427 (tls_test_c.o): New target.
8428 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8429 (tls_pic_test_LDADD): Likewise.
8430 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8431 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8432 (tls_test_c_gnu2.o): New target.
8433 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8435 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8436 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8437 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8438 * testsuite/tls_test.cc: Include "config.h".
8439 (t_last): Call t11_last.
8440 * testsuite/tls_test.h (t11, t11_last): Declare.
8441 * testsuite/tls_test_c.c: New file.
8442 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8443 * configure.ac: Check for OpenMP support.
8444 * configure, config.in, Makefile.in: Rebuild.
8445 * testsuite/Makefile.in: Rebuild.
8447 2008-04-16 Cary Coutant <ccoutant@google.com>
8449 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8450 (Target_i386::tls_base_symbol_defined_): New field.
8451 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8452 (Target_i386::Scan::global): Likewise.
8453 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8454 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8455 (Target_x86_64::tls_base_symbol_defined_): New field.
8456 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8457 (Target_x86_64::Scan::global): Likewise.
8459 2008-04-16 Cary Coutant <ccoutant@google.com>
8461 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8462 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8463 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8464 building shared libraries.
8465 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8466 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8467 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8468 * testsuite/Makefile.in: Rebuild.
8469 * testsuite/weak_undef.h: New file.
8470 * testsuite/weak_undef_file1.cc: Add extra test cases.
8471 * testsuite/weak_undef_file2.cc: Likewise.
8472 * testsuite/weak_undef_test.cc: Likewise.
8474 2008-04-16 David S. Miller <davem@davemloft.net>
8476 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8477 Add issued_non_pic_error_ field. Declare check_non_pic.
8478 (Target_sparc::Scan::check_non_pic): New function.
8479 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8480 (Target_sparc::Scan::global): Likewise.
8482 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8483 * configure: Rebuild.
8485 * options.h (DEFINE_enable): New macro.
8486 (new_dtags): New enable option.
8487 (initfirst, interpose, loadfltr, nodefaultlib,
8488 nodelete, nodlopen, nodump): New -z options.
8489 * layout.cc (Layout:finish_dynamic_section): If new
8490 dtags enabled, emit DT_RUNPATH. Also, emit a
8491 DT_FLAGS_1 containing any specified -z flags.
8493 2008-04-16 Ian Lance Taylor <iant@google.com>
8495 * copy-relocs.cc: New file.
8496 * copy-relocs.h: New file.
8497 * reloc.cc: Remove Copy_relocs code.
8498 * reloc.h: Likewise.
8499 * reloc-types.h (struct Reloc_types) [both versions]: Add
8500 get_reloc_addend_noerror.
8501 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8502 variants of add_global which take an addend which must be zero.
8503 * i386.cc: Include "copy-relocs.h".
8504 (class Target_i386): Change type of copy_relocs_ to variable,
8506 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8508 (Target_i386::do_finalize_sections): Change handling of
8510 * sparc.cc: Include "copy-relocs.h".
8511 (class Target_sparc): Change type of copy_relocs_ to variable,
8513 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8515 (Target_sparc::do_finalize_sections): Change handling of
8517 * x86_64.cc: Include "copy-relocs.h".
8518 (class Target_x86_64): Change type of copy_relocs_ to variable,
8520 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8521 class. Change all callers.
8522 (Target_x86_64::do_finalize_sections): Change handling of
8524 * Makefile.am (CCFILES): Add copy-relocs.cc.
8525 (HFILES): Add copy-relocs.h.
8527 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8529 * testsuite/script_test_4.sh: Permit leading zeroes.
8531 2008-04-15 Ian Lance Taylor <iant@google.com>
8533 * script-sections.cc (Script_sections::create_segments): Use
8534 header_size_adjustment even when there is enough room for the
8536 * testsuite/script_test_4.sh: New file.
8537 * testsuite/script_test_4.t: New file.
8538 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8539 (check_DATA): Add script_test_4.stdout.
8540 (MOSTLYCLEANFILES): Likewise.
8541 (script_test_4): New target.
8542 (script_test_4.stdout): New target.
8543 * testsuite/Makefile.in: Rebuild.
8545 * sparc.cc: Add definitions for Output_data_plt_sparc class
8548 2008-04-14 David S. Miller <davem@davemloft.net>
8550 * sparc.cc: New file.
8551 * Makefile.am (TARGETSOURCES): Add sparc.cc
8552 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8553 * configure.tgt: Document targ_extra_size and
8554 targ_extra_big_endian. Add entries for sparc-* and
8556 * configure.ac: Handle targ_extra_size and
8557 targ_extra_big_endian.
8558 * Makefile.in: Rebuild.
8559 * configure: Likewise.
8560 * po/POTFILES.in: Likewise.
8561 * po/gold.pot: Likewise.
8563 2008-04-14 Ian Lance Taylor <iant@google.com>
8565 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8566 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8567 in the name/type/flags to section mapping. Don't call
8568 allocate_output_section.
8569 (Layout::choose_output_section): Change parameter from adjust_name
8570 to is_input_section. Don't permit input sections after sections
8571 are attached to segments. Don't call allocate_output_section.
8572 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8573 not write_enable_output_section.
8574 (Layout::make_output_section): Don't push to
8575 unattached_section_list_ nor call attach_to_segment. Call
8576 attach_section_to_segment if sections are attached.
8577 (Layout::attach_sections_to_segments): New function.
8578 (Layout::attach_section_to_segment): New function.
8579 (Layout::attach_allocated_section_to_segment): Rename from
8580 attach_to_segment. Remove flags parameter.
8581 (Layout::allocate_output_section): Remove function.
8582 (Layout::write_enable_output_section): Remove function.
8583 * layout.h (class Layout): Update for above changes. Add new
8584 field sections_are_attached_.
8585 * output.h (Output_section::update_flags_for_input_section): New
8587 * output.cc (Output_section::add_input_section): Call
8588 update_flags_for_input_section.
8589 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8591 2008-04-11 Cary Coutant <ccoutant@google.com>
8593 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8594 thought unnecessary.
8595 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8597 2008-04-11 Ian Lance Taylor <iant@google.com>
8599 * output.h (class Output_section_data): Remove inline definition
8601 * output.cc (Output_section_data::set_addralign): New function.
8603 2008-04-11 Cary Coutant <ccoutant@google.com>
8605 Add support for TLS descriptors for i386 and x86_64.
8606 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8607 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8608 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8610 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8611 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8612 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8614 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8615 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8616 Fix problem with initial-exec relocations.
8617 (Target_i386::Relocate::relocate_tls): Likewise.
8618 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8620 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8621 support for section-plus-offset dynamic table entries.
8622 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8623 (Output_data_dynamic::Dynamic_entry): Add support for
8624 section-plus-offset dynamic table entries.
8625 (Output_data_dynamic::Classification): Likewise.
8626 (Output_data_dynamic::classification_): Renamed offset_.
8627 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8628 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8629 (Target_x86_64::make_plt_section): New function.
8630 (Target_x86_64::reserve_tlsdesc_entries): New function.
8631 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8632 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8633 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8634 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8635 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8636 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8637 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8638 add extra PLT entry for TLS descriptors.
8639 (Output_data_plt_x86_64::got_): New field.
8640 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8641 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8643 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8645 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8646 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8647 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8648 R_386_TLS_DESC_CALL relocations.
8649 (Target_x86_64::Scan::global): Likewise.
8650 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8651 for TLS descriptors.
8652 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8653 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8654 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8655 GD-to-IE relaxation.
8656 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8657 and TLS_DESCRIPTORS.
8658 * Makefile.in: Rebuild.
8659 * configure: Rebuild.
8660 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8661 (tls_test_shared2.so): New target.
8662 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8663 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8664 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8665 (tls_shared_gd_to_ie_test_LDADD): New variable.
8666 (tls_shared_gnu2_gd_to_ie_test): New target.
8667 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8669 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8670 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8671 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8672 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8673 (tls_shared_gnu2_test): New target.
8674 (tls_test_gnu2_shared.so): New target.
8675 (tls_shared_gnu2_test_SOURCES): New variable.
8676 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8677 (tls_shared_gnu2_test_LDFLAGS): New variable.
8678 (tls_shared_gnu2_test_LDADD): New variable.
8679 * testsuite/Makefile.in: Rebuild.
8680 * testsuite/Makefile.
8682 2008-04-11 Ian Lance Taylor <iant@google.com>
8684 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8686 * testsuite/Makefile.in: Rebuild.
8688 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8690 * testsuite/script_test_2.cc (main): Adjust test.
8692 2008-04-11 David S. Miller <davem@davemloft.net>
8693 Ian Lance Taylor <iant@google.com>
8695 * options.h (General_options): Add entries for '-Y' and
8697 * options.cc (General_options:finalize): If -Y was used, add those
8698 entries to the library path instead of the default "/lib" and
8701 2008-04-11 David S. Miller <davem@davemloft.net>
8703 * testsuite/justsyms.t: Start at 0x100.
8704 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8705 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8707 * testsuite/script_test_2.cc: Adjust string and section length
8710 2008-04-09 Ian Lance Taylor <iant@google.com>
8713 * script-sections.cc (Sections_element::allocate_to_segment): Add
8715 (Output_section_definition::allocate_to_segment): Likewise.
8716 (Orphan_output_section::allocate_to_segment): Likewise.
8717 (Script_sections::attach_sections_using_phdrs_clause): Don't
8718 propagate non-PT_LOAD segments to orphan sections.
8719 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8720 readelf rather than objdump.
8721 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8722 .interp section and PT_INTERP segment are the same size.
8723 * testsuite/Makefile.in: Rebuild.
8725 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8726 aliases for symbols defined in the same object.
8727 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8728 (weak_alias_test_SOURCES): New variable.
8729 (weak_alias_test_DEPENDENCIES): New variable.
8730 (weak_alias_test_LDFLAGS): New variable.
8731 (weak_alias_test_LDADD): New variable.
8732 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8733 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8734 (weak_alias_test_3.o): New target.
8735 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8736 * testsuite/weak_alias_test_main.cc: New file.
8737 * testsuite/weak_alias_test_1.cc: New file.
8738 * testsuite/weak_alias_test_2.cc: New file.
8739 * testsuite/weak_alias_test_3.cc: New file.
8741 2008-04-08 Ian Lance Taylor <iant@google.com>
8743 * options.h (class General_options): Add --noinhibit-exec option.
8744 * main.cc (main): Check --noinhibit-exec.
8746 * options.h (class General_options): Define --wrap as a special
8747 option. Add wrap_symbols_ field.
8748 (General_options::any_wrap_symbols): New function.
8749 (General_options::is_wrap_symbol): New function.
8750 * options.cc (General_options::parse_wrap): New function.
8751 (General_options::General_options): Initialize wrap_symbols_.
8752 * symtab.cc (Symbol_table::wrap_symbol): New function.
8753 (Symbol_table::add_from_object): Handle --wrap.
8754 * symtab.h (class Symbol_table): Declare wrap_symbol.
8755 * target.h (Target::wrap_char): New function.
8756 (Target::Target_info): Add wrap_char field.
8757 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8758 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8759 * testsuite/testfile.cc (Target_test::test_target_info):
8762 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8765 * layout.h (class Layout): Add added_eh_frame_data_ field.
8766 * layout.cc (Layout::Layout): Initialize new field.
8767 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8768 output section until we find a section we merged successfully.
8769 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8770 that the size be non-zero.
8772 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8775 2008-04-08 Craig Silverstein <csilvers@google.com>
8777 * configure.ac: Export new conditional variable HAVE_ZLIB.
8778 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8780 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8781 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8783 2008-04-07 Ian Lance Taylor <iant@google.com>
8785 * version.cc (version_string): Set to "1.5".
8787 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8788 Add issued_non_pic_error_ field. Declare check_non_pic.
8789 (Target_x86_64::Scan::check_non_pic): New function.
8790 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8791 (Target_x86_64::Scan::global): Likewise.
8793 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8794 addend parameter. Change caller. Handle merge sections.
8795 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8796 Address to Addend. Don't add in the result of
8797 local_section_offset, pass down the addend and use the returned
8799 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8800 Update declarations of local_section_offset and symbol_value.
8801 * testsuite/two_file_test_1.cc (t18): New function.
8802 * testsuite/two_file_test_2.cc (f18): New function.
8803 * testsuite/two_file_test_main.cc (main): Call t18.
8804 * testsuite/two_file_test.h (t18, f18): Declare.
8806 * configure.ac: Don't test for objdump, c++filt, or readelf.
8807 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8809 (TEST_READELF): New variable.
8810 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8811 (check_PROGRAMS): Add two_file_strip_test.
8812 (two_file_strip_test): New target.
8813 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8814 (two_file_same_shared_strip_test_SOURCES): New variable.
8815 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8816 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8817 (two_file_same_shared_strip_test_LDADD): New variable.
8818 (two_file_shared_strip.so): New target.
8819 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8820 (ver_test_5.syms, ver_test_7.syms): Likewise.
8821 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8822 (strip_test_3.stdout): Use TEST_OBJDUMP.
8823 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8825 2008-04-04 Cary Coutant <ccoutant@google.com>
8827 * symtab.h (Symbol::is_weak_undefined): New function.
8828 (Symbol::is_strong_undefined): New function.
8829 (Symbol::is_absolute): New function.
8830 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8831 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8833 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8834 (weak_undef_test): New target.
8835 * testsuite/Makefile.in: Rebuild.
8836 * testsuite/weak_undef_file1.cc: New file.
8837 * testsuite/weak_undef_file2.cc: New file.
8838 * testsuite/weak_undef_test.cc: New file.
8840 2008-04-03 Craig Silverstein <csilvers@google.com>
8842 * compressed_output.h (class Output_compressed_section): Use
8844 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8846 (zlib_compressed_suffix): Removed.
8847 (Output_compressed_section::set_final_data_size): Use unsigned
8849 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8850 Fix linker invocation.
8851 (flagstest_o_specialfile_and_compress_debug_sections):
8853 * testsuite/Makefile.in: Regenerated.
8855 2008-04-02 David S. Miller <davem@davemloft.net>
8857 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8858 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8860 2008-04-02 Craig Silverstein <csilvers@google.com>
8864 2008-04-02 Ian Lance Taylor <iant@google.com>
8866 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8867 parameters. Update for new key type to views_. Change all
8869 (File_read::read): Adjust for byteshift in returned view.
8870 (File_read::add_view): New function, broken out of
8872 (File_read::make_view): New function, broken out of
8874 (File_read::find_or_make_view): Add offset and aligned
8875 parameters. Rewrite accordingly. Change all callers.
8876 (File_read::get_view): Add offset and aligned parameters. Adjust
8877 for byteshift in return value.
8878 (File_read::get_lasting_view): Likewise.
8879 * fileread.h (class File_read): Update declarations.
8880 (class File_read::View): Add byteshift_ field. Add byteshift to
8881 constructor. Add byteshift method.
8882 * archive.h (Archive::clear_uncached_views): New function.
8883 (Archive::get_view): Add aligned parameter. Change all callers.
8884 * object.h (Object::get_view): Add aligned parameter. Change all
8886 (Object::get_lasting_view): Likewise.
8888 * fileread.cc (File_read::release): Don't call clear_views if
8889 there are multiple objects.
8890 * fileread.h (File_read::clear_uncached_views): New function.
8891 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8894 2008-03-31 Cary Coutant <ccoutant@google.com>
8896 Add thin archive support.
8897 * archive.cc (Archive::armagt): New const.
8898 (Archive::setup): Remove task parameter and calls to unlock.
8899 (Archive::unlock_nested_archives): New function.
8900 (Archive::read_header): Add nested_off parameter. Change
8902 (Archive::interpret_header): Likewise.
8903 (Archive::include_all_members): Change to handle thin
8905 (Archive::include_member): Likewise.
8906 * archive.h (Archive::Archive): Add new parameters and
8908 (Archive::armagt): New const.
8909 (Archive::setup): Remove task parameter.
8910 (Archive::unlock_nested_archives): New function.
8911 (Archive::read_header): Add nested_off parameter.
8912 (Archive::interpret_header): Likewise.
8913 (Archive::Nested_archive_table): New typedef.
8914 (Archive::is_thin_archive_): New field.
8915 (Archive::nested_archives_): New field.
8916 (Archive::options_): New field.
8917 (Archive::dirpath_): New field.
8918 (Archive::task_): New field.
8919 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8920 for thin archives. Pass additional parameters to
8921 Archive::Archive. Unlock the archive file after calling
8924 2008-03-29 Ian Lance Taylor <iant@google.com>
8926 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8927 version symbol to be local.
8928 * testsuite/ver_test_4.sh: New file.
8929 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8930 (check_DATA): Add ver_test_4.syms.
8931 (ver_test_4.syms): New target.
8932 * testsuite/Makefile.in: Rebuild.
8935 (Output_section::Input_section_sort_entry::has_priority): New
8937 (Output_section::Input_section_sort_entry::match_file_name): New
8939 (Output_section::Input_section_sort_entry::match_section_name):
8941 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8943 (Output_section::Input_section_sort_entry::match_section_file):
8945 (Output_section::Input_section_sort_compare::operator()): Rewrite
8946 using new Input_section_sort_entry functions. Sort crtbegin and
8947 crtend first. Sort sections with no priority before sections with
8949 * testsuite/initpri1.c (d3): Check j != 4.
8950 (cd5): New constructor/destructor function.
8951 (main): Check j != 2.
8953 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8954 new symbol when resolving, don't call set_is_default.
8955 * testsuite/ver_test_7.cc: New file.
8956 * testsuite/ver_test_7.sh: New file.
8957 * testsuite/Makefile.am (ver_test_7.so): New target.
8958 (ver_test_7.o): New target.
8959 (check_SCRIPTS): Add ver_test_7.sh.
8960 (check_DATA): Add ver_test_7.syms.
8961 (ver_test_7.syms): New target.
8963 2008-03-28 Ian Lance Taylor <iant@google.com>
8965 * layout.cc (Layout::layout): If we see an input section with a
8966 name that needs sorting, set the must_sort flag for the output
8968 (Layout::make_output_section): If the name of the output section
8969 indicates that it might require sorting, set the may_sort flag.
8970 * output.h (Output_section::may_sort_attached_input_sections): New
8972 (Output_section::set_may_sort_attached_input_sections): New
8974 (Output_section::must_sort_attached_input_sections): New
8976 (Output_section::set_must_sort_attached_input_sections): New
8978 (class Output_section): Declare Input_section_sort_entry. Define
8979 Input_section_sort_compare. Declare
8980 sort_attached_input_sections. Add new fields:
8981 may_sort_attached_input_sections_,
8982 must_sort_attached_input_sections_,
8983 attached_input_sections_are_sorted_.
8984 * output.cc (Output_section::Output_section): Initialize new
8986 (Output_section::add_input_section): Add an entry to
8987 input_sections_ if may_sort or must_sort are true.
8988 (Output_section::set_final_data_size): Call
8989 sort_attached_input_sections if necessary.
8990 (Output_section::Input_section_sort_entry): Define new class.
8991 (Output_section::Input_section_sort_compare::operator()): New
8993 (Output_section::sort_attached_input_sections): New function.
8994 * configure.ac: Check whether the compiler supports constructor
8995 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8996 * testsuite/initpri1.c: New file.
8997 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8998 CONSTRUCTOR_PRIORITY.
8999 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9000 (initpri1_LDFLAGS): New variable.
9001 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9003 2008-03-27 Ian Lance Taylor <iant@google.com>
9005 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9006 * testsuite/common_test_1.c: New file.
9007 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9008 (common_test_1_SOURCES): New variable.
9009 (common_test_1_DEPENDENCIES): New variable.
9010 (common_test_1_LDFLAGS): New variable.
9012 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9013 and commons_ correctly when NAME/VERSION does not override
9015 * testsuite/ver_test_6.c: New file.
9016 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9017 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9018 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9020 2008-03-26 Ian Lance Taylor <iant@google.com>
9022 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9023 of an undefined symbol from a version script.
9024 * testsuite/Makefile.am (ver_test_5.so): New target.
9025 (ver_test_5.o): New target.
9026 (check_SCRIPTS): Add ver_test_5.sh.
9027 (check_DATA): Add ver_test_5.syms.
9028 (ver_test_5.syms): New target.
9029 * testsuite/ver_test_5.cc: New file.
9030 * testsuite/ver_test_5.script: New file.
9031 * testsuite/ver_test_5.sh: New file.
9032 * Makefile.in, testsuite/Makefile.in: Rebuild.
9035 Fix problems building gold with gcc 4.3.0.
9036 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9037 (gold_error_at_location, gold_warning_at_location): Use it.
9038 * configure.ac: Check whether we can compile and use a template
9039 function with a printf attribute.
9040 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9041 when jumping over bytes.
9042 * object.cc: Instantiate Object::read_section_data.
9043 * debug.h: Include <cstring>
9044 * dwarf_reader.cc: Include <algorithm>
9045 * main.cc: Include <cstring>.
9046 * options.cc: Include <cstring>.
9047 * output.cc: Include <cstring>.
9048 * script.cc: Include <cstring>.
9049 * script.h: Include <string>.
9050 * symtab.cc: Include <cstring> and <algorithm>.
9051 * target-select.cc: Include <cstring>.
9052 * version.cc: Include <string>.
9053 * testsuite/testmain.cc: Include <cstdlib>.
9054 * configure, config.in: Rebuild.
9056 2008-03-25 Ian Lance Taylor <iant@google.com>
9058 * options.cc: Include "../bfd/bfdver.h".
9059 (options::help): Print bug reporting address.
9061 * version.cc (print_version): Adjust output for current value of
9066 * options.cc (options::help): Print list of supported targets.
9067 * target-select.h: Include <vector>.
9068 (class Target_selector): Make machine_, size_, and is_big_endian_
9069 fields const. Add bfd_name_ and instantiated_target_ fields.
9070 (Target_selector::Target_selector): Add bfd_name parameter.
9071 (Target_selector::recognize): Make non-virtual, call
9073 (Target_selector::recognize_by_name): Make non-virtual, call
9074 do_recognize_by_name.
9075 (Target_selector::supported_names): New function.
9076 (Target_selector::bfd_name): New function.
9077 (Target_selector::do_instantiate_target): New pure virtual
9079 (Target_selector::do_recognize): New virtual function.
9080 (Target_selector::do_recognize_by_name): New virtual function.
9081 (Target_selector::instantiate_target): New private function.
9082 (supported_target_names): Declare.
9083 * target-select.cc (Target_selector::Target_selector): Update for
9084 new parameter and fields.
9085 (select_target_by_name): Check that the name matches before
9086 calling recognize_by_name.
9087 (supported_target_names): New function.
9088 * i386.cc (class Target_selector_i386): Update Target_selector
9089 constructor call. Remove recognize and recognize_by_name. Add
9090 do_instantiate_target.
9091 * x86_64.cc (class Target_selector_x86_64): Likewise.
9092 * testsuite/testfile.cc (class Target_selector_test): Update for
9093 changes to Target_selector.
9095 * README: Rewrite, with some notes on unsupported features.
9097 2008-03-24 Cary Coutant <ccoutant@google.com>
9099 * i386.cc (Target_i386::Got_type): New enum declaration.
9100 (Target_i386::Scan::local): Updated callers of Output_data_got
9102 (Target_i386::Scan::global): Likewise.
9103 (Target_i386::Relocate::relocate): Likewise.
9104 (Target_i386::Relocate::relocate_tls): Likewise.
9105 * object.h (Got_offset_list): New class.
9106 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9107 (Sized_relobj::local_got_offset): Likewise.
9108 (Sized_relobj::set_local_got_offset): Likewise.
9109 (Sized_relobj::local_has_tls_got_offset): Removed.
9110 (Sized_relobj::local_tls_got_offset): Removed.
9111 (Sized_relobj::set_local_tls_got_offset): Removed.
9112 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9113 * output.cc (Output_data_got::add_global): Added got_type parameter.
9114 (Output_data_got::add_global_with_rel): Likewise.
9115 (Output_data_got::add_global_with_rela): Likewise.
9116 (Output_data_got::add_global_pair_with_rel): New function.
9117 (Output_data_got::add_global_pair_with_rela): New function.
9118 (Output_data_got::add_local): Added got_type parameter.
9119 (Output_data_got::add_local_with_rel): Likewise.
9120 (Output_data_got::add_local_with_rela): Likewise.
9121 (Output_data_got::add_local_pair_with_rel): New function.
9122 (Output_data_got::add_local_pair_with_rela): New function.
9123 (Output_data_got::add_global_tls): Removed.
9124 (Output_data_got::add_global_tls_with_rel): Removed.
9125 (Output_data_got::add_global_tls_with_rela): Removed.
9126 (Output_data_got::add_local_tls): Removed.
9127 (Output_data_got::add_local_tls_with_rel): Removed.
9128 (Output_data_got::add_local_tls_with_rela): Removed.
9129 * output.h (Output_data_got::add_global): Added got_type parameter.
9130 (Output_data_got::add_global_with_rel): Likewise.
9131 (Output_data_got::add_global_with_rela): Likewise.
9132 (Output_data_got::add_global_pair_with_rel): New function.
9133 (Output_data_got::add_global_pair_with_rela): New function.
9134 (Output_data_got::add_local): Added got_type parameter.
9135 (Output_data_got::add_local_with_rel): Likewise.
9136 (Output_data_got::add_local_with_rela): Likewise.
9137 (Output_data_got::add_local_pair_with_rel): New function.
9138 (Output_data_got::add_local_pair_with_rela): New function.
9139 (Output_data_got::add_global_tls): Removed.
9140 (Output_data_got::add_global_tls_with_rel): Removed.
9141 (Output_data_got::add_global_tls_with_rela): Removed.
9142 (Output_data_got::add_local_tls): Removed.
9143 (Output_data_got::add_local_tls_with_rel): Removed.
9144 (Output_data_got::add_local_tls_with_rela): Removed.
9145 * resolve.cc (Symbol::override_base_with_special): Removed
9146 reference to has_got_offset_ field.
9147 * symtab.cc (Symbol::init_fields): Replaced initialization
9148 of got_offset_ with got_offsets_. Removed initialization
9150 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9151 (Symbol::got_offset): Likewise.
9152 (Symbol::set_got_offset): Likewise.
9153 (Symbol::has_tls_got_offset): Removed.
9154 (Symbol::tls_got_offset): Removed.
9155 (Symbol::set_tls_got_offset): Removed.
9156 (Symbol::got_offset_): Removed.
9157 (Symbol::tls_mod_got_offset_): Removed.
9158 (Symbol::tls_pair_got_offset_): Removed.
9159 (Symbol::got_offsets_): New field.
9160 (Symbol::has_got_offset): Removed.
9161 (Symbol::has_tls_mod_got_offset): Removed.
9162 (Symbol::has_tls_pair_got_offset): Removed.
9163 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9164 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9166 (Target_x86_64::Scan::global): Likewise.
9167 (Target_x86_64::Relocate::relocate): Likewise.
9168 (Target_x86_64::Relocate::relocate_tls): Likewise.
9170 2008-03-25 Ben Elliston <bje@au.ibm.com>
9172 * yyscript.y: Fix spelling error in comment.
9174 2008-03-24 Ian Lance Taylor <iant@google.com>
9176 * options.h (class General_options): Define build_id option.
9177 * layout.h (class Layout): Declare write_build_id, create_note,
9178 create_build_id. Add build_id_note_ member.
9179 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9180 "libiberty.h", "md5.h", "sha1.h".
9181 (Layout::Layout): Initialize eh_frame_data_,
9182 eh_frame_hdr_section_, and build_id_note_.
9183 (Layout::finalize): Call create_build_id.
9184 (Layout::create_note): New function, broken out of
9185 Layout::create_gold_note.
9186 (Layout::create_gold_note): Call create_note.
9187 (Layout::create_build_id): New function.
9188 (Layout::write_build_id): New function.
9189 (Close_task_runner::run): Call write_build_id.
9191 * x86_64.cc: Correct license to GPLv3.
9193 2008-03-23 Ian Lance Taylor <iant@google.com>
9195 * options.cc: Include "demangle.h".
9196 (parse_optional_string): New function.
9197 (parse_long_option): Handle takes_optional_argument.
9198 (parse_short_option): Update dash_z initializer. Handle
9199 takes_optional_argument.
9200 (General_options::General_options): Initialize do_demangle_.
9201 (General_options::finalize): Set do_demangle_. Handle demangling
9203 * options.h (parse_optional_string): Declare.
9204 (struct One_option): Add optional_arg field. Update constructor.
9205 Update call constructor calls. Add takes_optional_argument
9207 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9208 (DEFINE_optional_string): Define.
9209 (General_options::demangle): Change from DEFINE_bool to
9210 DEFINE_optional_string.
9211 (General_options::no_demangle): New function.
9212 (General_options::do_demangle): New function.
9213 (General_options::set_do_demangle): New function.
9214 (General_options::execstack_status_): Move definition to end of
9216 (General_options::static_): Likewise.
9217 (General_options::do_demangle_): New field.
9218 * object.cc (big_endian>::get_symbol_location_info): Call
9219 Options::do_demangle, not Options::demangle.
9220 * symtab.cc (demangle): Likewise.
9222 2008-03-22 Ian Lance Taylor <iant@google.com>
9224 * gold.h: Include <cstddef> and <sys/types.h>
9225 * options.h: Include <cstring>.
9227 2008-03-21 Ian Lance Taylor <iant@google.com>
9229 * Added source code to GNU binutils.