| blob | e18775973d950dda7ee52979836852358e57c84e |
1 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4 NATIVE_OR_CROSS_LINKER.
5 * testsuite/Makefile.in: Regenerate.
7 2010-10-20 Doug Kwan <dougkwan@google.com>
9 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
10 without SHF_LINK_ORDER flags.
11 * layout.cc (Layout::choose_output_section): Do not filter
12 SHF_LINK_ORDER flag in a relocatable link.
14 2010-10-17 Cary Coutant <ccoutant@google.com>
16 * output.h (Output_segment::set_section_addresses): Change function
17 signature. Update all callers.
18 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
19 sections.
20 (Output_segment::set_section_addresses): Align after last TLS
21 section. Add padding before last relro section instead of after.
23 2010-10-17 Doug Kwan <dougkwan@google.com>
25 * gold/arm.cc (Target_arm::got_section): Use correct order and set
26 GOT output section to be writable.
28 2010-10-14 Cary Coutant <ccoutant@google.com>
30 * debug.h (DEBUG_INCREMENTAL): New flag.
31 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
32 * gold.cc (queue_initial_tasks): Check parameters for incremental link
33 mode.
34 * incremental.cc (report_command_line): Ignore all forms of
35 --incremental.
36 * layout.cc (Layout::Layout): Check parameters for incremental link
37 mode.
38 * options.cc (General_options::parse_incremental): New function.
39 (General_options::parse_no_incremental): New function.
40 (General_options::parse_incremental_full): New function.
41 (General_options::parse_incremental_update): New function.
42 (General_options::incremental_mode_): New data member.
43 (General_options::finalize): Check incremental_mode_.
44 * options.h (General_options): Update help text for --incremental.
45 Add --no-incremental, --incremental-full, --incremental-update.
46 (General_options::Incremental_mode): New enum type.
47 (General_options::incremental_mode): New function.
48 (General_options::incremental_mode_): New data member.
49 * parameters.cc (Parameters::incremental_mode_): New data member.
50 (Parameters::set_options): Set incremental_mode_.
51 (Parameters::set_incremental_full): New function.
52 (Parameters::incremental): New function.
53 (Parameters::incremental_update): New function.
54 (set_parameters_incremental_full): New function.
55 * parameters.h (Parameters::set_incremental_full): New function.
56 (Parameters::incremental): New function.
57 (Parameters::incremental_update): New function.
58 (Parameters::incremental_mode_): New data member.
59 (set_parameters_incremental_full): New function.
60 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
61 incremental link mode.
62 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
63 (Sized_relobj::do_relocate_sections): Likewise.
64 * testsuite/Makefile.am (incremental_test): Use --incremental-full
65 option.
66 * testsuite/Makefile.in: Regenerate.
67 * testsuite/incremental_test.sh: Filter all forms of --incremental.
69 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
71 * script-sections.h (class Script_sections): Make
72 Sections_elements typedef public.
73 * script-sections.cc (class Sort_output_sections): Add elements_
74 field. Add constructor which sets it; change all callers.
75 (Sort_output_sections::is_before): New function.
76 (Sort_output_sections::operator()): Call is_before.
77 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
78 conditional.
79 * testsuite/script_test_10.sh: New test. Test script section
80 order.
81 * testsuite/script_test_10.t: Likewise.
82 * testsuite/script_test_10.s: Likewise.
83 * testsuite/Makefile.am: Wrap the cross linker tests and the
84 common tests into NATIVE_OR_CROSS_LINKER.
85 (check_SCRIPTS): Add script_test_10.sh.
86 (check_DATA): Add script_test_10.stdout.
87 (script_test_10.o, script_test_10): New targets.
88 (script_test_10.stdout): New target.
89 * configure, testsuite/Makefile.in: Regenerate.
91 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
93 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
94 error for the deprecated relocations.
95 (Target_arm::Scan::global): Likewise.
96 (Target_arm::Relocate::relocate): Likewise.
98 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
100 * fileread.cc (Input_file::find_file): Initialize *found_name
101 and *namep when using the fallback search for case 4.
103 2010-10-11 Cary Coutant <ccoutant@google.com>
105 * options.h (class General_options): Redefine -z lazy as an alias for
106 the negation of -z now.
108 2010-10-11 Ian Lance Taylor <iant@google.com>
110 * resolve.cc (symbol_to_bits): Report the value of the unsupported
111 binding.
113 2010-10-06 Nick Clifton <nickc@redhat.com>
115 * script-sections.cc(class Memory_region): Remove
116 current_lma_offset_ field. Rename current_vma_offset_ to
117 current_offset_. Add last_section_ field.
118 (Memory_region::get_current_vma_address): Rename to
119 get_current_address.
120 (Memory_region::get_current_lma_address): Delete.
121 (Memory_region::increment_vma_offset): Rename to
122 increment_offset.
123 (Memory_region::increment_lma_offset): Delete.
124 (Memory_region::attributes_compatible): New method. Returns
125 true if the provided section is compatible with the region.
126 (Memory_region::get_last_section): New method. Returns the last
127 section to use the region.
128 (Memory_region::set_last_section): New method. Stores the last
129 section to use the region.
130 (Script_sections::block_in_region): New method. Returns true if
131 a block of memory is contained within a region.
132 (Script_sections::find_memory_region): New method. Locates a
133 memory region to be used to set a VMA or LMA address.
134 (Output_section_definition::set_section_addresses): Add code to
135 check for addresses set by memory regions.
136 (Output_segment::set_section_addresses): Remove memory region
137 walking code.
138 (Script_sections::create_segment): Add a warning if a header
139 segment is created outside of any region.
140 * script-sections.h (class Script_sections): Add prototypes for
141 find_memory_region and block_in_region methods.
142 * testsuite/memory_test.s: Use .long instead of .word.
143 * testsuite/memory_test.t: Add some more output sections.
144 * testsuite/memory_test.sh: Update expected output.
146 2010-10-02 Doug Kwan <dougkwan@google.com>
148 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
149 defintion to symtab.h
150 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
151 declaration to defintion.
153 2010-10-01 Nick Clifton <nickc@redhat.com>
155 * expression.cc (eval): Replace dummy argument with NULL.
156 (eval_maybe_dot): Check for a NULL result section pointer.
157 (Symbol_expression::value): Likewise.
158 (Dot_expression::value): Likewise.
159 (BINARY_EXPRESSION): Likewise.
160 (Max_expression::value): Likewise.
161 (Min_expression::value): Likewise.
162 (Absolute_expression::value): Likewise.
163 (Addr_expression::value_from_output_section): Likewise.
164 (Loaddddr_expression::value_from_output_section): Likewise.
165 (Segment_start_expression::value): Likewise.
166 * script-sections.cc
167 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
168 argument with NULL.
169 (Sections_elememt_dot_assignment::set_section_addresses):
170 Likewise.
171 (Output_data_expression::do_write_to_buffer): Likewise.
172 (Output_section_definition::finalize_symbols): Likewise.
173 (Output_section_definition::set_section_addresses): Likewise.
175 2010-09-30 Doug Kwan <dougkwan@google.com>
177 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
179 2010-09-28 Sriraman Tallam <tmsriram@google.com>
181 * target.h (Target::can_icf_inline_merge_sections): New virtual
182 function.
183 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
184 virtual function.
185 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
186 virtual function.
187 * icf.cc (get_section_contents): Inline merge sections only when
188 target allows it.
190 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192 * configure: Regenerate.
194 2010-09-17 Ian Lance Taylor <iant@google.com>
196 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
197 * testsuite/Makefile.am (memory_test.o): New target.
198 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
199 memory_test.t.
200 * testsuite/Makefile.in: Rebuild.
202 2010-09-17 Doug Kwan <dougkwan@google.com>
204 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
205 defintion if relocation uses GOT entries of the symbol.
206 * testsuite/icf_safe_test.sh: Fix test.
207 * testsuite/icf_safe_so_test.sh: Fix test.
209 2010-09-16 Cary Coutant <ccoutant@google.com>
211 * script_sections.cc (class Memory_region): Remove "NULL" from
212 vector initializations.
214 2010-09-15 Cary Coutant <ccoutant@google.com>
216 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
217 Resolve forwarding symbols.
219 2010-09-15 Doug Kwan <dougkwan@google.com>
221 * gold/testsuite/script_test_3.t: Add ARM special sections.
222 * gold/testsuite/script_test_4.t: Same.
223 * gold/testsuite/script_test_5.t: Same.
224 * gold/testsuite/script_test_6.t: Same.
225 * gold/testsuite/script_test_7.t: Same.
226 * gold/testsuite/script_test_7.t: Same.
227 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
229 2010-09-14 Cary Coutant <ccoutant@google.com>
231 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
232 (Target_x86_64::Relocate::relocate_tls): Replace check for
233 saw_tls_block_reloc_ with test for executable section.
235 2010-09-12 Cary Coutant <ccoutant@google.com>
237 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
238 position-independent executables to shared libraries need dynamic
239 relocations.
240 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
241 position-independent executables.
242 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
243 * testsuite/Makefile.in: Regenerate.
245 2010-09-10 Nick Clifton <nickc@redhat.com>
247 PR gold/11997
248 * testsuite/memory_test.t: Discard any sections that are not
249 needed.
251 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
253 PR gold/11996
254 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
255 "This::" to work around a bug in gcc 4.2.
257 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
259 2010-09-09 Rafael Espindola <espindola@google.com>
261 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
262 sections with different PF_X flags in the same segment.
263 (Layout::find_first_load_seg): Search all segments to find the first
264 one.
265 * options.h (rosegment): New.
267 2010-09-08 Rafael Espindola <espindola@google.com>
269 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
271 2010-09-08 Doug Kwan <dougkwan@google.com>
273 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
274 (Arm_relobj::do_relocate_sections): Add new parameter for output
275 file to match the parent.
276 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
277 of local symbols instead of input values. Update code to track
278 changes in gold::relocate_section.
279 * object.cc (Sized_relobj::compute_final_local_value): New methods.
280 (Sized_relobj::compute_final_local_value_internal): New methods.
281 (Sized_relobj::do_finalize_local_symbols): Move code from loop
282 body into private version of Sized_relobj::compute_final_local_value.
283 Call the inline method.
284 * object.h (Symbol_value::Symbol_value): Define destructor. Free
285 merged symbol value if there is one.
286 (Symbol_value::has_output_value): New method defintiion.
287 (Sized_relobj::Compute_final_local_value_status): New enum type.
288 (Sized_relobj::compute_final_local_value): New methods.
289 (Sized_relobj::compute_final_local_value_internal): New methods.
290 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
291 and arm_cortex_a8.sh.
292 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
293 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
294 New tests.
295 * Makefile.in: Regenerate.
296 * testsuite/arm_bl_out_of_range.s: Update test.
297 * testsuite/thumb_bl_out_of_range.s: Ditto.
298 * testsuite/thumb_blx_out_of_range.s: Ditto.
299 * testsuite/arm_branch_out_of_range.sh: New file.
300 * testsuite/arm_cortex_a8.sh: Ditto.
301 * testsuite/arm_cortex_a8_b.s: Ditto.
302 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
303 * testsuite/arm_cortex_a8_b_local.s: Ditto.
304 * testsuite/arm_cortex_a8_bl.s: Ditto.
305 * testsuite/arm_cortex_a8_blx.s: Ditto.
306 * testsuite/arm_cortex_a8_local.s: Ditto.
307 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
308 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
310 2010-09-08 Rafael Espindola <espindola@google.com>
312 * Makefile.am (memory_test.stdout): Run readelf with -W.
313 * Makefile.in: Regenerate.
314 * testsuite/memory_test.sh: Make the regexps accept both 32 and
315 64 bit output.
317 2010-09-08 Rafael Espindola <espindola@google.com>
319 * script-sections.cc (Script_sections::add_memory_region): Convert
320 field precision to int.
321 * script.cc (script_set_section_region, script_set_section_region):
322 Convert field precision to int.
324 2010-09-08 Rafael Espindola <espindola@google.com>
326 * arm.cc (do_finalize_sections): Create the __exidx_start and
327 __exdix_end symbols even when the section is missing.
329 2010-09-08 Nick Clifton <nickc@redhat.com>
331 * README: Remove claim that MEMORY is not supported.
332 * expression.cc (script_exp_function_origin)
333 (script_exp_function_length): Move from here to ...
334 * script.cc: ... here.
335 (script_set_section_region, script_add_memory)
336 (script_parse_memory_attr, script_include_directive): New
337 functions.
338 * script-sections.cc
339 (class Memory_region): New class.
340 (class Output_section_definition): Add set_memory_region,
341 set_section_vma, set_section_lma and get_section_name methods.
342 (class Script_Sections): Add add_memory_region,
343 find_memory_region, find_memory_region_origin,
344 find_memory_region_length and set_memory_region methods.
345 Have set_section_addresses method walk the list of set memory
346 regions.
347 Extend the print methos to display memory regions.
348 * script-sections.h: Add prototypes for new methods.
349 Add enum for MEMORY region attributes.
350 * yyscript.y: Add support for parsing MEMORY regions.
351 * script-c.h: Add prototypes for new functions.
352 * testsuite/Makefile.am: Add test of MEMORY region functionality.
353 * testsuite/Makefile.in: Regenerate.
354 * testsuite/memory_test.sh: New script.
355 * testsuite/memory_test.s: New assembler source file.
356 * testsuite/memory_test.t: New linker script.
358 2010-08-27 Doug Kwan <dougkwan@google.com>
360 * gold/resolve.cc (Symbol_table::should_override): Let a weak
361 reference override an existing dynamic weak reference.
362 * testsuite/Makefile.am: Add new test dyn_weak_ref.
363 * testsuite/Makefile.in: Regenerate.
364 * testsuite/dyn_weak_ref.sh: New file.
365 * testsuite/dyn_weak_ref_1.c: Ditto.
366 * testsuite/dyn_weak_ref_2.c: Ditto.
368 2010-08-27 Ian Lance Taylor <iant@google.com>
370 * incremental.h (class Incremental_input_entry): Add virtual
371 destructor.
373 2010-08-27 Ian Lance Taylor <iant@google.com>
375 * testsuite/start_lib_test_3.c: Mark t3 as used.
377 2010-08-27 Nick Clifton <nickc@redhat.com>
379 * options.cc (version_script): Fix small typo in previous
380 whitespace tidyup.
382 2010-08-25 Nick Clifton <nickc@redhat.com>
384 * archive.cc: Formatting fixes: Remove whitespace between
385 typename and following asterisk. Remove whitespace between
386 function name and opening parenthesis.
387 * archive.h: Likewise.
388 * arm.cc: Likewise.
389 * attributes.cc: Likewise.
390 * attributes.h: Likewise.
391 * common.cc: Likewise.
392 * copy-relocs.cc: Likewise.
393 * dirsearch.h: Likewise.
394 * dynobj.cc: Likewise.
395 * ehframe.cc: Likewise.
396 * ehframe.h: Likewise.
397 * expression.cc: Likewise.
398 * fileread.cc: Likewise.
399 * fileread.h: Likewise.
400 * gc.h: Likewise.
401 * gold-threads.cc: Likewise.
402 * gold.cc: Likewise.
403 * i386.cc: Likewise.
404 * icf.h: Likewise.
405 * incremental-dump.cc: Likewise.
406 * incremental.cc: Likewise.
407 * layout.cc: Likewise.
408 * layout.h: Likewise.
409 * main.cc: Likewise.
410 * merge.cc: Likewise.
411 * merge.h: Likewise.
412 * object.cc: Likewise.
413 * object.h: Likewise.
414 * options.cc: Likewise.
415 * options.h: Likewise.
416 * output.cc: Likewise.
417 * output.h: Likewise.
418 * plugin.cc: Likewise.
419 * plugin.h: Likewise.
420 * powerpc.cc: Likewise.
421 * reloc.cc: Likewise.
422 * script-c.h: Likewise.
423 * script-sections.cc: Likewise.
424 * script.cc: Likewise.
425 * stringpool.cc: Likewise.
426 * symtab.cc: Likewise.
427 * symtab.h: Likewise.
428 * target.cc: Likewise.
429 * timer.cc: Likewise.
430 * timer.h: Likewise.
431 * version.cc: Likewise.
432 * x86_64.cc: Likewise.
434 2010-08-24 Nick Clifton <nickc@redhat.com>
436 PR 11899
437 * layout.cc (segment_precedes): Sort segments by their physical
438 addresses, if they have been set.
440 2010-08-23 Cary Coutant <ccoutant@google.com>
442 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
443 symbols data.
444 (Lib_group::include_member): Unlock object after deleting its
445 symbols data.
446 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
447 the bug fixed here.
449 2010-08-19 Neil Vachharajani <nvachhar@google.com>
450 Cary Coutant <ccoutant@google.com>
452 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
453 constructor, and set_blocker.
454 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
455 readsyms_blocker_.
456 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
457 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
458 * testsuite/Makefile.am (start_lib_test): New test case.
459 * testsuite/Makefile.in: Regenerate.
460 * testsuite/start_lib_test_main.c: New file.
461 * testsuite/start_lib_test_1.c: New file.
462 * testsuite/start_lib_test_2.c: New file.
463 * testsuite/start_lib_test_3.c: New file.
465 2010-08-19 Ian Lance Taylor <iant@google.com>
467 * Makefile.in: Rebuild with automake 1.11.1.
468 * aclocal.m4: Likewise.
469 * testsuite/Makefile.in: Likewise.
471 2010-08-19 Ian Lance Taylor <iant@google.com>
473 PR 10893
474 * i386.cc (class Output_data_plt_i386): Update declarations.
475 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
476 local_ifuncs_ fields.
477 (Target_i386::do_plt_section_for_global): New function.
478 (Target_i386::do_plt_section_for_local): New function.
479 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
480 parameter; change all callers. Initialize global_ifuncs_ and
481 local_ifuncs_. If doing a static link define __rel_iplt_start and
482 __rel_iplt_end.
483 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
484 (Output_data_plt_i386::add_local_ifunc_entry): New function.
485 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
486 symbols.
487 (Target_i386::make_plt_section): New function, broken out of
488 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
489 (Target_i386::make_plt_entry): Call make_plt_section.
490 (Target_i386::make_local_ifunc_plt_entry): New function.
491 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
492 (Target_i386::Scan::local): Handle IFUNC symbols. Add
493 R_386_IRELATIVE to switch.
494 (Target_i386::Scan::global): Likewise.
495 (Target_i386::Relocate::relocate): Likewise.
496 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
497 switch.
498 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
499 (Target_x86_64::do_plt_section_for_global): New function.
500 (Target_x86_64::do_plt_section_for_local): New function.
501 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
502 parameter; change all callers. If doing a static link define
503 __rela_iplt_start and __rela_iplt_end.
504 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
505 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
506 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
507 to point to .plt.
508 (Target_x86_64::make_local_ifunc_plt_entry): New function.
509 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
510 switch.
511 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
512 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
513 R_X86_64_IRELATIVE to switch.
514 (Target_x86_64::Scan::global): Likewise.
515 (Target_x86_64::Relocate::relocate): Likewise.
516 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
517 switch.
518 * target.h (class Target): Add plt_section_for_global and
519 plt_section_for_local functions. Add do_plt_section_for_global
520 and do_plt_section_for_local virtual functions.
521 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
522 clarifying comments.
523 (Symbol::use_plt_offset): Handle IFUNC symbol.
524 * object.cc (Sized_relobj::Sized_relobj): Initialize
525 local_plt_offsets_.
526 (Sized_relobj::local_has_plt_offset): New function.
527 (Sized_relobj::local_plt_offset): New function.
528 (Sized_relobj::set_local_plt_offset): New function.
529 (Sized_relobj::do_count): Handle IFUNC symbol.
530 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
531 a bit away from input_shndx_ field. Add set_is_func_symbol and
532 is_ifunc_symbol functions.
533 (class Sized_relobj): Update declarations. Remove Tls_got_entry
534 and Local_tls_got_offsets. Define Local_plt_offsets. Add
535 local_plt_offsets_ field.
536 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
537 * output.h (class Output_section_data): Add non-const
538 output_section function.
539 (class Output_data_got): Update declarations.
540 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
541 Add use_plt_offset parameter to global and local constructors.
542 Change all callers. Change local_sym_index_ field to 31 bits.
543 Change GSYM_CODE and CONSTANT_CODE accordingly.
544 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
545 doing a static link don't set sh_link field.
546 (Output_data_got::Got_entry::write): Use PLT offset if
547 appropriate.
548 (Output_data_got::add_global_plt): New function.
549 (Output_data_got::add_local_plt): New function.
550 * target-reloc.h (relocate_section): Handle IFUNC symbol.
551 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
552 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
553 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
554 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
555 IFUNC conditional.
556 * testsuite/ifunc-sel.h: New file.
557 * testsuite/ifuncmain1.c: New file.
558 * testsuite/ifuncmain1vis.c: New file.
559 * testsuite/ifuncmod1.c: New file.
560 * testsuite/ifuncdep2.c: New file.
561 * testsuite/ifuncmain2.c: New file.
562 * testsuite/ifuncmain3.c: New file.
563 * testsuite/ifuncmod3.c: New file.
564 * testsuite/ifuncmain4.c: New file.
565 * testsuite/ifuncmain5.c: New file.
566 * testsuite/ifuncmod5.c: New file.
567 * testsuite/ifuncmain6pie.c: New file.
568 * testsuite/ifuncmod6.c: New file.
569 * testsuite/ifuncmain7.c: New file.
570 * configure, testsuite/Makefile.in: Rebuild.
572 2010-08-18 Ian Lance Taylor <iant@google.com>
574 * incremental.cc
575 (Output_section_incremental_inputs::write_input_files): Add cast
576 to avoid signed/unsigned comparison warning.
577 (Output_section_incremental_inputs::write_info_blocks): Likewise.
579 2010-08-12 Cary Coutant <ccoutant@google.com>
581 * common.cc (Sort_commons::operator()): Remove unnecessary code.
583 2010-08-13 Ian Lance Taylor <iant@google.com>
585 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
587 2010-08-12 Cary Coutant <ccoutant@google.com>
588 Doug Kwan <dougkwan@google.com>
590 * resolve.cc (Symbol_table::should_override): When a weak dynamic
591 defintion overrides non-weak undef, remember that the original undef
592 is not weak.
593 * symtab.cc (Symbol_table::sized_write_global): For undef without
594 an original weak binding, set binding to global in output.
595 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
596 * testsuite/Makefile.in: Regenerate.
597 * testsuite/strong_ref_weak_def.sh: New file.
598 * testsuite/strong_ref_weak_def_1.c: Ditto.
599 * testsuite/strong_ref_weak_def_2.c: Ditto.
601 2010-08-12 Cary Coutant <ccoutant@google.com>
603 * testsuite/incremental_test.sh: Rewrite.
604 * testsuite/incremental_test_1.c: Rewrite.
605 * testsuite/incremental_test_2.c: Rewrite.
607 2010-08-12 Cary Coutant <ccoutant@google.com>
609 * arm.cc (Target_arm::got_size): Add const.
610 (Target_arm::got_entry_count): New function.
611 (Target_arm::plt_entry_count): New function.
612 (Target_arm::first_plt_entry_offset): New function.
613 (Target_arm::plt_entry_size): New function.
614 (Output_data_plt_arm::entry_count): New function.
615 (Output_data_plt_arm::first_plt_entry_offset): New function.
616 (Output_data_plt_arm::get_plt_entry_size): New function.
617 * i386.cc (Target_i386::got_size): Add const.
618 (Target_i386::got_entry_count): New function.
619 (Target_i386::plt_entry_count): New function.
620 (Target_i386::first_plt_entry_offset): New function.
621 (Target_i386::plt_entry_size): New function.
622 (Output_data_plt_i386::entry_count): New function.
623 (Output_data_plt_i386::first_plt_entry_offset): New function.
624 (Output_data_plt_i386::get_plt_entry_size): New function.
625 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
626 find_incremental_inputs_sections. Dump incremental_got_plt section.
627 * incremental.cc: Include target.h.
628 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
629 parameter. Adjust all callers. Find incremental_got_plt section.
630 (Incremental_inputs::create_data_sections): Create incremental_got_plt
631 section.
632 (Output_section_incremental_inputs::set_final_data_size): Calculate
633 size of incremental_got_plt section.
634 (Output_section_incremental_inputs::do_write): Write the
635 incremental_got_plt section.
636 (Got_plt_view_info): New struct.
637 (Local_got_offset_visitor): New class.
638 (Global_got_offset_visitor): New class.
639 (Global_symbol_visitor_got_plt): New class.
640 (Output_section_incremental_inputs::write_got_plt): New function.
641 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
642 Add parameter. Adjust all callers.
643 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
644 (Incremental_inputs::got_plt_section): New function.
645 (Incremental_inputs::got_plt_section_): New data member.
646 (Incremental_got_plt_reader): New class.
647 * layout.cc (Layout::create_incremental_info_sections): Add the
648 incremental_got_plt section.
649 * object.h (Got_offset_list::get_list): New function.
650 (Got offset_list::for_all_got_offsets): New function.
651 (Sized_relobj::local_got_offset_list): New function.
652 * powerpc.cc (Target_powerpc::got_size): Add const.
653 (Target_powerpc::got_entry_count): New function.
654 (Target_powerpc::plt_entry_count): New function.
655 (Target_powerpc::first_plt_entry_offset): New function.
656 (Target_powerpc::plt_entry_size): New function.
657 (Output_data_plt_powerpc::entry_count): New function.
658 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
659 (Output_data_plt_powerpc::get_plt_entry_size): New function.
660 * sparc.cc (Target_sparc::got_size): Add const.
661 (Target_sparc::got_entry_count): New function.
662 (Target_sparc::plt_entry_count): New function.
663 (Target_sparc::first_plt_entry_offset): New function.
664 (Target_sparc::plt_entry_size): New function.
665 (Output_data_plt_sparc::entry_count): New function.
666 (Output_data_plt_sparc::first_plt_entry_offset): New function.
667 (Output_data_plt_sparc::get_plt_entry_size): New function.
668 * symtab.h (Symbol::got_offset_list): New function.
669 (Symbol_table::for_all_symbols): New function.
670 * target.h (Sized_target::got_entry_count): New function.
671 (Sized_target::plt_entry_count): New function.
672 (Sized_target::plt_entry_size): New function.
673 * x86_64.cc (Target_x86_64::got_size): Add const.
674 (Target_x86_64::got_entry_count): New function.
675 (Target_x86_64::plt_entry_count): New function.
676 (Target_x86_64::first_plt_entry_offset): New function.
677 (Target_x86_64::plt_entry_size): New function.
678 (Output_data_plt_x86_64::entry_count): New function.
679 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
680 (Output_data_plt_x86_64::get_plt_entry_size): New function.
682 2010-08-12 Cary Coutant <ccoutant@google.com>
684 * archive.cc: Include incremental.h.
685 (Archive::Archive): Initialize incremental_info_.
686 (Archive::include_member): Record archive members in incremental info.
687 (Add_archive_symbols::run): Record begin and end of an archive in
688 incremental info.
689 (Lib_group::include_member): Record objects in incremental info.
690 * archive.h (Incremental_archive_entry): Forward declaration.
691 (Archive::set_incremental_info): New member function.
692 (Archive::incremental_info): New member function.
693 (Archive::Unused_symbol_iterator): New class.
694 (Archive::unused_symbols_begin): New member function.
695 (Archive::unused_symbols_end): New member function.
696 (Archive::incremental_info_): New data member.
697 * incremental-dump.cc (find_input_containing_global): New function.
698 (dump_incremental_inputs): Dump new incremental info sections.
699 * incremental.cc: Include symtab.h.
700 (Output_section_incremental_inputs): New class.
701 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
702 new incremental info sections.
703 (Sized_incremental_binary::do_check_inputs): Likewise.
704 (Incremental_inputs::report_archive): Remove.
705 (Incremental_inputs::report_archive_begin): New function.
706 (Incremental_inputs::report_archive_end): New function.
707 (Incremental_inputs::report_object): New function.
708 (Incremental_inputs::finalize_inputs): Remove.
709 (Incremental_inputs::report_input_section): New function.
710 (Incremental_inputs::report_script): Rewrite.
711 (Incremental_inputs::finalize): Do nothing but finalize string table.
712 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
713 (Incremental_inputs::sized_create_inputs_section_data): Remove.
714 (Incremental_inputs::create_data_sections): New function.
715 (Incremental_inputs::relocs_entsize): New function.
716 (Output_section_incremental_inputs::set_final_data_size): New function.
717 (Output_section_incremental_inputs::do_write): New function.
718 (Output_section_incremental_inputs::write_header): New function.
719 (Output_section_incremental_inputs::write_input_files): New function.
720 (Output_section_incremental_inputs::write_info_blocks): New function.
721 (Output_section_incremental_inputs::write_symtab): New function.
722 * incremental.h (Incremental_script_entry): Forward declaration.
723 (Incremental_object_entry): Forward declaration.
724 (Incremental_archive_entry): Forward declaration.
725 (Incremental_inputs): Forward declaration.
726 (Incremental_inputs_header_data): Remove.
727 (Incremental_inputs_header): Remove.
728 (Incremental_inputs_header_write): Remove.
729 (Incremental_inputs_entry_data): Remove.
730 (Incremental_inputs_entry): Remove.
731 (Incremental_inputs_entry_write): Remove.
732 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
733 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
734 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
735 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
736 Likewise.
737 (Incremental_input_entry): New class.
738 (Incremental_script_entry): New class.
739 (Incremental_object_entry): New class.
740 (Incremental_archive_entry): New class.
741 (Incremental_inputs::Incremental_inputs): Initialize new data members.
742 (Incremental_inputs::report_inputs): Remove.
743 (Incremental_inputs::report_archive): Remove.
744 (Incremental_inputs::report_archive_begin): New function.
745 (Incremental_inputs::report_archive_end): New function.
746 (Incremental_inputs::report_object): Change prototype.
747 (Incremental_inputs::report_input_section): New function.
748 (Incremental_inputs::report_script): Change prototype.
749 (Incremental_inputs::get_reloc_count): New function.
750 (Incremental_inputs::set_reloc_count): New function.
751 (Incremental_inputs::create_data_sections): New function.
752 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
753 (Incremental_inputs::inputs_section): New function.
754 (Incremental_inputs::symtab_section): New function.
755 (Incremental_inputs::relocs_section): New function.
756 (Incremental_inputs::get_stringpool): Add const.
757 (Incremental_inputs::command_line): Add const.
758 (Incremental_inputs::inputs): Remove.
759 (Incremental_inputs::command_line_key): New function.
760 (Incremental_inputs::input_file_count): New function.
761 (Incremental_inputs::input_files): New function.
762 (Incremental_inputs::relocs_entsize): New function.
763 (Incremental_inputs::sized_create_inputs_section_data): Remove.
764 (Incremental_inputs::finalize_inputs): Remove.
765 (Incremental_inputs::Input_info): Remove.
766 (Incremental_inputs::lock_): Remove.
767 (Incremental_inputs::inputs_): Change type.
768 (Incremental_inputs::inputs_map_): Remove.
769 (Incremental_inputs::current_object_entry_): New data member.
770 (Incremental_inputs::inputs_section_): New data member.
771 (Incremental_inputs::symtab_section_): New data member.
772 (Incremental_inputs::relocs_section_): New data member.
773 (Incremental_inputs::reloc_count_): New data member.
774 (Incremental_inputs_reader): New class.
775 (Incremental_symtab_reader): New class.
776 (Incremental_relocs_reader): New class.
777 * layout.cc (Layout::finalize): Move finalization of incremental info
778 and creation of incremental info sections to follow finalization of
779 symbol table. Set offsets for postprocessing sections.
780 (Layout::create_incremental_info_sections): Call
781 Incremental_inputs::create_data_sections. Add incremental symtab
782 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
783 sections to layout after input sections.
784 * layout.h (struct Timespec): Forward declaration.
785 (Layout::incremental_inputs): Add const.
786 (Layout::create_incremental_info_sections): Add parameter.
787 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
788 * object.cc: Include incremental.h.
789 (Relobj::finalize_incremental_relocs): New function.
790 (Sized_relobj::do_layout): Record input sections in incremental info.
791 * object.h (Object::output_section): New function.
792 (Object::output_section_offset): Moved from Relobj.
793 (Object::get_incremental_reloc_base): New function.
794 (Object::get_incremental_reloc_count): New function.
795 (Object::do_output_section): New function.
796 (Object::do_output_section_offset): Moved from Relobj.
797 (Object::do_get_incremental_reloc_base): New function.
798 (Object::do_get_incremental_reloc_count): New function.
799 (Object::Object): Initialize new data members.
800 (Relobj::output_section): Renamed do_output_section and moved to
801 protected.
802 (Relobj::output_section_offset): Moved to Object.
803 (Relobj::do_get_incremental_reloc_base): New function.
804 (Relobj::do_get_incremental_reloc_count): New function.
805 (Relobj::allocate_incremental_reloc_counts): New function.
806 (Relobj::count_incremental_reloc): New function.
807 (Relobj::finalize_incremental_relocs): New function.
808 (Relobj::next_incremental_reloc_index): New function.
809 (Relobj::reloc_counts_): New data member.
810 (Relobj::reloc_bases_): New data member.
811 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
812 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
813 (Sized_relobj::incremental_relocs_scan): New function.
814 (Sized_relobj::incremental_relocs_scan_reltype): New function.
815 (Sized_relobj::incremental_relocs_write): New function.
816 (Sized_relobj::incremental_relocs_write_reltype): New function.
817 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
818 incremental link.
819 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
820 archives and object files elsewhere.
821 (Add_symbols::run): Report object files here.
822 (Finish_group::run): Report end of archive at end of group.
823 * reloc.cc: Include layout.h, incremental.h.
824 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
825 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
826 (Sized_relobj::incremental_relocs_scan): New function.
827 (Sized_relobj::incremental_relocs_scan_reltype): New function.
828 (Sized_relobj::do_relocate_sections): Write incremental relocations.
829 (Sized_relobj::incremental_relocs_write): New function.
830 (Sized_relobj::incremental_relocs_write_reltype): New function.
831 * script.cc (read_input_script): Rewrite test for incremental link.
832 Change call to Incremental_inputs::report_script.
833 * symtab.h (Symbol_table::first_global_index): New function.
834 (Symbol_table::output_count): New function.
836 2010-08-12 Doug Kwan <dougkwan@google.com>
838 * arm.cc (Target_arm::merge_object_attributes): Check command line
839 options --no-wchar-size-warning and --no-enum-size-warning.
840 * options.h (General_options): Add ld-compatible options
841 --no-enum-size-warning and --no-wchar-size-warning.
843 2010-08-04 Ian Lance Taylor <iant@google.com>
845 * x86_64.cc (Target_x86_64::Scan::local): Use
846 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
847 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
848 (Target_x86_64::Scan::global): Likewise.
849 (Target_x86_64::Relocate::relocate): Likewise.
850 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
851 Likewise.
853 2010-08-03 Cary Coutant <ccoutant@google.com>
855 * merge.cc (Output_merge_string::do_add_input_section): Count strings
856 to reserve space in merged_strings vector. Keep total input size
857 for stats.
858 (Output_merge_string::do_print_merge_stats): Print total input size.
859 * merge.h (Output_merge_string): Add input_size_ field.
860 * stringpool.cc (Stringpool_template::string_length): Move
861 implementations out of Stringpool_template class and place in
862 stringpool.h.
863 * stringpool.h (string_length): Move out of Stringpool_template.
865 2010-08-03 Ian Lance Taylor <iant@google.com>
867 PR 11712
868 * layout.cc (relaxation_loop_body): If address of load segment is
869 set, adjust address to include headers if possible.
871 2010-08-03 Ian Lance Taylor <iant@google.com>
873 * version.cc (version_string): Bump to 1.10.
875 2010-08-03 Ian Lance Taylor <iant@google.com>
877 PR 11805
878 * layout.h (enum Output_section_order): Define.
879 (class Layout): Update declarations.
880 * layout.cc (Layout::get_output_section): Add order parameter.
881 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
882 is_first_non_relro parameters. Change all callers.
883 (Layout::choose_output_section): Likewise.
884 (Layout::add_output_section_data): Likewise.
885 (Layout::make_output_section): Likewise. Set order.
886 (Layout::default_section_order): New function.
887 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
888 * output.cc (Output_section::Output_section): Initialize order_.
889 Don't initialize deleted fields.
890 (Output_segment::Output_segment): Don't initialize deleted
891 fields.
892 (Output_segment::add_output_section_to_load): New function
893 replacing add_output_section. Change all callers to call this or
894 add_output_section_to_nonload.
895 (Output_segment::add_output_section_to_nonload): New function.
896 (Output_segment::remove_output_section): Rewrite.
897 (Output_segment::add_initial_output_data): Likewise.
898 (Output_segment::has_any_data_sections): Likewise.
899 (Output_segment::is_first_section_relro): Likewise.
900 (Output_segment::maximum_alignment): Likewise.
901 (Output_segment::has_dynamic_reloc): New function replacing
902 dynamic_reloc_count. Change all callers.
903 (Output_segment::has_dynamic_reloc_list): New function replacing
904 dynamic_reloc_count_list. Change all callers.
905 (Output_segment::set_section_addresses): Rewrite.
906 (Output_segment::set_offset): Rewrite.
907 (Output_segment::find_first_and_last_list): Remove.
908 (Output_segment::set_tls_offsets): Rewrite.
909 (Output_segment::first_section_load_address): Likewise.
910 (Output_segment::output_section_count): Likewise.
911 (Output_segment::section_with_lowest_load_address): Likewise.
912 (Output_segment::write_section_headers): Likewise.
913 (Output_segment::print_sections_to_map): Likewise.
914 * output.h (class Output_data): Remove dynamic_reloc_count_
915 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
916 (Output_data::add_dynamic_reloc): Rewrite.
917 (Output_data::has_dynamic_reloc): New function.
918 (Output_data::dynamic_reloc_count): Remove.
919 (class Output_section): Add order_ field. Remvoe is_relro_local_,
920 is_last_relro_, is_first_non_relro_, is_interp_,
921 is_dynamic_linker_section_ fields. Add order and set_order
922 functions. Remove is_relro_local, set_is_relro_local,
923 is_last_relro, set_is_last_relro, is_first_non_relro,
924 set_is_first_non_relro functions, is_interp, set_is_interp,
925 is_dynamic_linker_section, and set_is_dynamic_linker_section
926 functions.
927 (class Output_segment): Change Output_data_list from std::list to
928 std:;vector. Add output_lists_ field. Remove output_data_ and
929 output_bss_ fields. Update declarations.
931 2010-08-02 Ian Lance Taylor <iant@google.com>
933 * arm.cc (Target_arm::gc_process_relocs): Use typename.
934 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
935 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
937 2010-08-02 Ian Lance Taylor <iant@google.com>
939 PR 11855
940 * script.cc (Script_options::Script_options): Initialize
941 symbol_definitions_ and symbol_references_.
942 (Script_options::add_symbol_assignment): Update
943 symbol_definitions_ and symbol_references_.
944 (Script_options::add_symbol_reference): New function.
945 (script_symbol): New function.
946 * script.h (class Script_options): Add symbol_definitions_ and
947 symbol_references_ fields.
948 (Script_options::referenced_const_iterator): New type.
949 (Script_options::referenced_begin): New function.
950 (Script_options::referenced_end): New function.
951 (Script_options::is_referenced): New function.
952 (Script_options::any_unreferenced): New function.
953 * script-c.h (script_symbol): Declare.
954 * yyscript.y (exp): Call script_symbol.
955 * symtab.cc: Include "script.h".
956 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
957 Change all callers. Check symbols referenced by scripts.
958 (Symbol_table::add_undefined_symbols_from_command_line): Add
959 layout parameter. Change all callers.
960 (Symbol_table::do_add_undefined_symbols_from_command_line):
961 Likewise. Break out loop body. Check symbols referenced by
962 scripts.
963 (Symbol_table::add_undefined_symbol_from_command_line): New
964 function broken out of
965 do_add_undefined_symbols_from_command_line.
966 * symtab.h (class Symbol_table): Update declarations.
967 * archive.cc: Include "layout.h".
968 (Archive::should_include_member): Add layout parameter. Change
969 all callers. Check for symbol mentioned in expression.
970 * archive.h (class Archive): Update declaration.
971 * object.cc (Sized_relobj::do_should_include_member): Add layout
972 parameter.
973 * object.h (Object::should_include_member): Add layout parameter.
974 Change all callers.
975 (Object::do_should_include_member): Add layout parameter.
976 (class Sized_relobj): Update declaration.
977 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
978 parameter.
979 * dynobj.h (class Sized_dynobj): Update declaration.
980 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
981 layout parameter.
982 * plugin.h (class Sized_pluginobj): Update declaration.
984 2010-08-02 Ian Lance Taylor <iant@google.com>
986 PR 11866
987 * output.cc (Output_segment::set_offset): Search for the first and
988 last sections rather than assuming that the list is in order.
989 (Output_segment::find_first_and_last_list): New function.
990 * output.h (class Output_segment): Update declarations.
991 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
992 (relro_strip_test_SOURCES): New variable.
993 (relro_strip_test_DEPENDENCIES): New variable.
994 (relro_strip_test_LDFLAGS): New variable.
995 (relro_strip_test_LDADD): New variable.
996 (relro_strip_test.so): New target.
998 2010-08-02 Ian Lance Taylor <iant@google.com>
1000 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1001 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1002 (Target_i386::got_tlsdesc_section): New function.
1003 (Target_i386::got_section): Create space for GOT entries for
1004 TLSDESC relocations.
1005 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1006 R_386_TLS_GOTDESC.
1007 (Target_i386::Scan::global): Likewise.
1008 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1009 using TLSDESC GOT.
1010 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1011 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1012 (Target_x86_64::got_tlsdesc_section): New function.
1013 (Target_x86_64::got_section): Create space for GOT entries for
1014 TLSDESC relocations.
1015 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1016 R_386_TLS_GOTDESC.
1017 (Target_x86_64::Scan::global): Likewise.
1018 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1019 using TLSDESC GOT.
1021 2010-08-02 Ian Lance Taylor <iant@google.com>
1023 * testsuite/final_layout.sh: Use dc to convert from hex to
1024 decimal.
1026 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1028 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1029 paramter to the call to gold::gc_process_relocs.
1030 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1031 paramter to the call to gold::gc_process_relocs.
1032 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1033 parameter to the call to gold::gc_process_relocs.
1034 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1035 template parameter to the call to gold::gc_process_relocs.
1036 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1037 paramter to the call to gold::gc_process_relocs.
1038 * gc.h (get_embedded_addend_size): New function.
1039 (gc_process_relocs): Save the size of the reloc for use by ICF.
1040 * icf.cc (get_section_contents): Get the addend from the text section
1041 for SHT_REL relocation sections.
1042 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1043 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1044 * int_encoding.h (read_from_pointer): New overloaded function.
1045 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1046 * testsuite/icf_sht_rel_addend_test.sh: New file.
1047 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1048 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1050 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1052 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1053 * Makefile.in: Regenerate.
1054 * testsuite/Makefile.in: Regenerate.
1056 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1058 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1059 * gold/testsuite/debug_msg.cc: Likewise.
1060 * gold/testsuite/odr_violation1.cc
1061 * gold/testsuite/odr_violation2.cc
1063 2010-07-21 Cary Coutant <ccoutant@google.com>
1065 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1066 string, and length fields.
1067 (Output_merge_string::Merged_strings_list): New type.
1068 (Output_merge_string::Merged_strings_lists): New typedef.
1069 (Output_merge_string): Replace merged_strings_ with
1070 merged_strings_lists_.
1071 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1072 Merged_strings_list per input object and section. Don't store pointer
1073 to the string. Don't store length with each merged string entry.
1074 (Output_merge_string::finalize_merged_data): Loop over list of merged
1075 strings lists. Recompute length of each merged string.
1077 2010-07-15 Cary Coutant <ccoutant@google.com>
1079 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1080 here.
1082 2010-07-14 Ian Lance Taylor <iant@google.com>
1084 * descriptors.cc (Descriptors::open): Report correct name in error
1085 message.
1087 2010-07-13 Doug Kwan <dougkwan@google.com>
1089 * arm.cc (Arm_input_section::Arm_input_section): For a
1090 SHT_ARM_EXIDX section, always keeps the input sections.
1091 (Arm_input_section::set_exidx_section_link): New method.
1092 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1093 has_errors_ to false.
1094 (Arm_exidx_input_section::has_errors,
1095 Arm_exidx_input_section::set_has_errors): New methods.
1096 (Arm_exidx_input_section::has_errors_): New data member.
1097 (Arm_relobj::get_exidx_shndx_list): New method.
1098 (Arm_output_section::append_text_sections_to_list): Do not skip
1099 section without SHF_EXECINSTR.
1100 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1101 errors.
1102 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1103 section header. Make error messages more verbose. Check for
1104 a non-executable section linked to an EXIDX section.
1105 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1106 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1107 check that there is no deferred EXIDX section if we exit early.
1108 Instead of not making an EXIDX section in case of an error, make one
1109 and set the has_errors flag of it.
1110 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1111 in a relocatable link.
1112 (Target_arm::do_relax): Look for the EXIDX output section instead of
1113 assuming that it is called .ARM.exidx.
1114 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1115 section list. Do not check for SHF_EXECINSTR section flags but
1116 skip any input section with errors.
1117 * output.cc (Output_section::Output_section): Initialize
1118 always_keeps_input_sections_ to false.
1119 (Output_section::add_input_section): Check for
1120 always_keeps_input_sections_.
1121 * output.h (Output_section::always_keeps_input_sections,
1122 Output_section::set_always_keeps_input_sections): New methods.
1123 (Output_section::always_keeps_input_sections): New data member.
1125 2010-07-13 Rafael Espindola <espindola@google.com>
1127 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1128 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1130 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1131 Ian Lance Taylor <iant@google.com>
1133 * output.h (Output_section_lookup_maps::add_merge_section):
1134 Correct check of whether value was inserted.
1135 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1136 (Output_section_lookup_maps::add_relaxed_input_section):
1137 Likewise.
1138 * arm.cc (Target_arm::got_section): Remove used local os.
1139 * i386.cc (Target_i386::got_section): Likewise.
1140 * x86_64.cc (Target_x86_64::got_section): Likewise.
1141 * sparc.cc (Target_sparc::got_section): Likewise.
1142 (Target_sparc::relocate): Remove unused local have_got_offset.
1143 * powerpc.cc (Target_powerpc::relocate): Likewise.
1145 2010-07-13 Ian Lance Taylor <iant@google.com>
1147 * compressed_output.cc (zlib_decompress): Fix signature in
1148 !HAVE_ZLIB_H case.
1150 * archive.cc (Archive::include_member): Unlock an external member
1151 of a thin archive. Don't bother to delete an object we know is
1152 NULL.
1154 2010-07-12 Cary Coutant <ccoutant@google.com>
1156 * compressed_output.cc (zlib_decompress): New function.
1157 (get_uncompressed_size): New function.
1158 (decompress_input_section): New function.
1159 * compressed_output.h (get_uncompressed_size): New function.
1160 (decompress_input_section): New function.
1161 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1162 Handle compressed debug sections.
1163 * layout.cc (is_compressed_debug_section): New function.
1164 (Layout::output_section_name): Map compressed section names to
1165 canonical names.
1166 * layout.h (is_compressed_debug_section): New function.
1167 (is_debug_info_section): Recognize compressed debug sections.
1168 * merge.cc: Include compressed_output.h.
1169 (Output_merge_data::do_add_input_section): Handle compressed
1170 debug sections.
1171 (Output_merge_string::do_add_input_section): Handle compressed
1172 debug sections.
1173 * object.cc: Include compressed_output.h.
1174 (Sized_relobj::Sized_relobj): Initialize new data members.
1175 (build_compressed_section_map): New function.
1176 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1177 * object.h (Object::section_is_compressed): New method.
1178 (Object::do_section_is_compressed): New method.
1179 (Sized_relobj::Compressed_section_map): New type.
1180 (Sized_relobj::do_section_is_compressed): New method.
1181 (Sized_relobj::compressed_sections_): New data member.
1182 * output.cc (Output_section::add_input_section): Handle compressed
1183 debug sections.
1184 * reloc.cc: Include compressed_output.h.
1185 (Sized_relobj::write_sections): Handle compressed debug sections.
1187 2010-07-08 Cary Coutant <ccoutant@google.com>
1189 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1190 weak when resolving to a dynamic def.
1191 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1192 for weak undef/dynamic def cases. Adjust callers.
1193 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1194 undef_binding_weak_.
1195 (Symbol_table::sized_write_globals): Adjust symbol binding.
1196 (Symbol_table::sized_write_symbol): Add binding parameter.
1197 * symtab.h (Symbol::set_undef_binding): New method.
1198 (Symbol::is_undef_binding_weak): New method.
1199 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1200 (Symbol_table::should_override): Add new parameter.
1201 (Symbol_table::sized_write_symbol): Add new parameter.
1203 * testsuite/weak_undef_file1.cc: Add new test case.
1204 * testsuite/weak_undef_file2.cc: Fix header comment.
1205 * testsuite/weak_undef_test.cc: Add new test case.
1207 2010-06-29 Doug Kwan <dougkwan@google.com>
1209 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1210 Initialize USE_SYMBOL_.
1211 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1212 definition.
1213 (Arm_reloc_property::uses_symbol_): New data member declaration.
1214 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1215 uses symbol value and symbol is undefined but not weakly undefined.
1217 2010-06-28 Rafael Espindola <espindola@google.com>
1219 * plugin.cc (Plugin::load): Use dlerror.
1221 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1223 * symtab.cc (detect_odr_violations): When reporting an ODR
1224 violation, report an object where the symbol is defined.
1226 2010-06-25 Doug Kwan <dougkwan@google.com>
1228 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1229 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1230 definition.
1231 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1232 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1233 target hook to detect function points.
1234 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1235 * icf.h (Icf::check_section_for_function_pointers): Change type of
1236 parameter SECTION_NAME to const reference to std::string. Use
1237 target hook to determine if section may have unsafe pointers.
1238 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1239 method definition.
1241 2010-06-21 Rafael Espindola <espindola@google.com>
1243 * fileread.cc (Input_file::find_fie): New
1244 (Input_file::open): Use Input_file::find_fie.
1245 * fileread.h (Input_file::find_fie): New
1246 * plugin.cc (set_extra_library_path): New.
1247 (Plugin::load): Add set_extra_library_path to the transfer vector.
1248 (Plugin_manager::set_extra_library_path): New.
1249 (Plugin_manager::add_input_file): Use the extra search path if set.
1250 (set_extra_library_path(): New.
1251 * plugin.h (Plugin_manager): Add set_extra_library_path and
1252 extra_search_path_.
1254 2010-06-19 Cary Coutant <ccoutant@google.com>
1256 * layout.cc (gdb_sections): Add .debug_types.
1257 (lines_only_debug_sections): Likewise.
1259 2010-06-18 Rafael Espindola <espindola@google.com>
1261 * plugin.cc (add_input_file,add_input_library)
1262 (Plugin_manager::add_input_file): Make filename arguments const.
1263 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1264 const.
1266 2010-06-16 Doug Kwan <dougkwan@google.com>
1268 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1269 .ARM.attributes section if we have not merged any input
1270 attributes sections.
1272 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1274 * arm.cc: Allow combining objects with no EABI version
1275 information.
1277 2010-06-15 Rafael Espindola <espindola@google.com>
1279 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1281 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1283 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1284 (struct iovec): Correct !HAVE_READV definition.
1286 2010-06-10 Cary Coutant <ccoutant@google.com>
1288 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1289 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1290 reloc sections.
1291 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1293 PR 11683
1294 * symtab.h (Symbol::is_placeholder): New member function.
1295 * target-reloc.h (relocate_section): Check for placeholder symbols.
1297 * testsuite/Makefile.am (plugin_test_8): New test.
1298 (plugin_test_9): New test.
1299 * testsuite/Makefile.in: Regenerate.
1301 2010-06-09 Nick Clifton <nickc@redhat.com>
1303 * yyscript.y (input_list_element): Allow strings prefixed with
1304 the '-' character. Treat these as libraries.
1305 * script.cc (script_add_library): New function. Adds a library
1306 specified by "-l<name>" found in an input script.
1307 * script-c.h: Add prototype for script_add_library.
1309 2010-06-07 Doug Kwan <dougkwan@google.com>
1311 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1312 Restrict stub-group size to be within long conditional branch
1313 range when working around cortex-A8 erratum.
1315 2010-06-07 Damien Diederen <dd@crosstwine.com>
1317 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1318 #ifdef typo.
1320 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1322 PR gold/11658
1323 * output.cc
1324 (Output_section::Input_section_sort_entry::compare_section_ordering):
1325 Change to return non-zero correctly.
1326 (Output_section::Input_section_sort_section_order_index_compare
1327 ::operator()): Change to fix ambiguity in comparisons.
1329 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1331 * gold.h (is_wildcard_string): New function.
1332 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1333 (Layout::layout_eh_frame): Ditto.
1334 (Layout::find_section_order_index): New method.
1335 (Layout::read_layout_from_file): New method.
1336 * layout.h (Layout::find_section_order_index): New method.
1337 (Layout::read_layout_from_file): New method.
1338 (Layout::input_section_position_): New private member.
1339 (Layout::input_section_glob_): New private member.
1340 * main.cc (main): Call read_layout_from_file here.
1341 * options.h (--section-ordering-file): New option.
1342 * output.cc (Output_section::input_section_order_specified_): New
1343 member.
1344 (Output_section::Output_section): Initialize new member.
1345 (Output_section::add_input_section): Add new parameter.
1346 Keep input sections when --section-ordering-file is used.
1347 (Output_section::set_final_data_size): Sort input sections when
1348 section ordering file is specified.
1349 (Output_section::Input_section_sort_entry): Add new parameter.
1350 Check sorting type.
1351 (Output_section::Input_section_sort_entry::compare_section_ordering):
1352 New method.
1353 (Output_section::Input_section_sort_compare::operator()): Change to
1354 consider section_order_index.
1355 (Output_section::Input_section_sort_init_fini_compare::operator()):
1356 Change to consider section_order_index.
1357 (Output_section::Input_section_sort_section_order_index_compare
1358 ::operator()): New method.
1359 (Output_section::sort_attached_input_sections): Change to sort
1360 according to section order when specified.
1361 (Output_section::add_input_section<32, true>): Add new parameter.
1362 (Output_section::add_input_section<64, true>): Add new parameter.
1363 (Output_section::add_input_section<32, false>): Add new parameter.
1364 (Output_section::add_input_section<64, false>): Add new parameter.
1365 * output.h (Output_section::add_input_section): Add new parameter.
1366 (Output_section::input_section_order_specified): New
1367 method.
1368 (Output_section::set_input_section_order_specified): New method.
1369 (Input_section::Input_section): Initialize section_order_index_.
1370 (Input_section::section_order_index): New method.
1371 (Input_section::set_section_order_index): New method.
1372 (Input_section::section_order_index_): New member.
1373 (Input_section::Input_section_sort_section_order_index_compare): New
1374 struct.
1375 (Output_section::input_section_order_specified_): New member.
1376 * script-sections.cc (is_wildcard_string): Delete and move modified
1377 method to gold.h.
1378 (Output_section_element_input::Output_section_element_input): Modify
1379 call to is_wildcard_string.
1380 (Output_section_element_input::Input_section_pattern
1381 ::Input_section_pattern): Ditto.
1382 (Output_section_element_input::Output_section_element_input): Ditto.
1383 * testsuite/Makefile.am (final_layout): New test case.
1384 * testsuite/Makefile.in: Regenerate.
1385 * testsuite/final_layout.cc: New file.
1386 * testsuite/final_layout.sh: New file.
1388 2010-06-01 Rafael Espindola <espindola@google.com>
1390 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1392 2010-06-01 Rafael Espindola <espindola@google.com>
1394 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1395 visibility of symbols.
1397 2010-05-27 Doug Kwan <dougkwan@google.com>
1399 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1400 from start of output section instead of address for a local symbol
1401 in a merged or relaxed section when doing a relocatable link.
1403 2010-05-26 Rafael Espindola <espindola@google.com>
1405 PR 11604
1406 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1407 adding sections the garbage collector removed.
1408 * gold/testsuite/Makefile.am: Add test.
1409 * gold/testsuite/Makefile.in: Regenerate.
1410 * gold/testsuite/plugin_test_7.sh: New.
1411 * gold/testsuite/plugin_test_7_1.c: New.
1412 * gold/testsuite/plugin_test_7_2.c: New.
1414 2010-05-26 Rafael Espindola <espindola@google.com>
1416 * script-sections.cc (Output_section_definition::set_section_addresses):
1417 Check for --section-start.
1419 2010-05-26 Doug Kwan <dougkwan@google.com>
1421 * arm.cc (Arm_scan_relocatable_relocs): New class.
1422 (Target_arm::relocate_special_relocatable): New method.
1423 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1424 (Arm_relocate_functions::thumb_branch_common): Same.
1425 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1426 instead of Default_scan_relocatable_relocs.
1427 * target-reloc.h (relocate_for_relocatable): Let target handle
1428 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1429 * target.h (Sized_target::relocate_special_relocatable): New method.
1431 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1433 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1435 2010-05-23 Doug Kwan <dougkwan@google.com>
1437 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1438 instead of a cast.
1439 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1440 with a direct branch, not a conditional branch, to a stub.
1441 * merge.cc (Output_merge_base::record_input_section): New method
1442 defintion.
1443 (Output_merge_data::do_add_input_section): Record input section if
1444 keeps-input-sections flag is set.
1445 (Output_merge_string::do_add_input_section): Ditto.
1446 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1447 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1448 INPUT_SECTIONS_.
1449 (Output_merge_base::keeps_input_sections,
1450 Output_merge_base::set_keeps_input_sections,
1451 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1452 method definitions.
1453 (Output_merge_base::Input_sections): New type declaration.
1454 (Output_merge_base::input_sections_begin,
1455 Output_merge_base::input_sections_end,
1456 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1457 (Output_merge_base::bool keeps_input_sections_,
1458 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1459 Output_merge_base::input_sections_): New data members.
1460 (Output_merge_data::do_set_keeps_input_sections): New method
1461 defintion.
1462 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1463 * output.cc (Output_section::Input_section::relobj): Move method
1464 defintion from class declaration to here and handle merge sections.
1465 (Output_section::Input_section::shndx): Ditto.
1466 (Output_section::Output_section): Remove initializations of removed
1467 data members and initialize new data member LOOKUP_MAPS_.
1468 (Output_section::add_input_section): Set keeps-input-sections flag
1469 for a newly created merge output section as appropriate. Adjust code
1470 to use Output_section_lookup_maps class.
1471 (Output_section::add_relaxed_input_section): Adjst code for lookup
1472 maps code refactoring.
1473 (Output_section::add_merge_input_section): Add a new parameter
1474 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1475 class. If adding input section to a newly created merge output
1476 section fails, remove the new merge section.
1477 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1478 Adjust code for use of the Output_section_lookup_maps class.
1479 (Output_section::find_merge_section): Ditto.
1480 (Output_section::build_lookup_maps): New method defintion.
1481 (Output_section::find_relaxed_input_section): Adjust code to use
1482 Output_section_lookup_maps class.
1483 (Output_section::get_input_sections): Export merge sections. Adjust
1484 code to use Output_section_lookup_maps class.
1485 (Output_section:::add_script_input_section): Adjust code to use
1486 Output_section_lookup_maps class. Update lookup maps for merge
1487 sections also.
1488 (Output_section::discard_states): Use Output_section_lookup_maps.
1489 (Output_section::restore_states): Same.
1490 * output.h (Merge_section_properties): Move class defintion out of
1491 Output_section.
1492 (Output_section_lookup_maps): New class.
1493 (Output_section::Input_section::is_merge_section): New method
1494 defintion.
1495 (Output_section::Input_section::relobj): Move defintion out of class
1496 defintion. Declare method only.
1497 (Output_section::Input_section::shndx): Ditto.
1498 (Output_section::Input_section::output_merge_base): New method defintion.
1499 (Output_section::Input_section::u2_.pomb): New union field.
1500 (Output_section::Merge_section_by_properties_map,
1501 Output_section::Output_section_data_by_input_section_map,
1502 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1503 Remove types.
1504 (Output_section::add_merge_input_section): Add new parameter
1505 KEEPS_INPUT_SECTIONS.
1506 (Output_section::build_lookup_maps): New method declaration.
1507 (Output_section::merge_section_map_,
1508 Output_section::merge_section_by_properties_map_,
1509 Output_section::relaxed_input_section_map_,
1510 Output_section::is_relaxed_input_section_map_valid_): Remove data
1511 members.
1512 (Output_section::lookup_maps_): New data member.
1514 2010-05-21 Doug Kwan <dougkwan@google.com>
1516 PR gold/11619
1517 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1518 avoid a compilation error.
1520 2010-05-19 Rafael Espindola <espindola@google.com>
1522 * script-sections.cc (Output_section_definition::allocate_to_segment):
1523 Update the phdrs_list even when the output section is NULL.
1524 * testsuite/Makefile.am: Add test.
1525 * testsuite/Makefile.in: Regenerate.
1526 * testsuite/script_test_9.cc: New.
1527 * testsuite/script_test_9.sh: New.
1528 * testsuite/script_test_9.t: New.
1530 2010-05-19 Doug Kwan <dougkwan@google.com>
1532 * arm.cc (Arm_input_section::original_size): New method.
1533 (Arm_input_section::do_addralign): Add a cast.
1534 (Arm_input_section::do_output_offset): Remove static cast.
1535 (Arm_input_section::original_addralign,
1536 Arm_input_section::original_size_): Change type to uint32_t.
1537 (Arm_input_section::init): Add safe casts for section alignment
1538 and size.
1539 (Arm_input_section::set_final_data_size): Do not set address and
1540 offset of stub table.
1541 (Arm_output_section::fix_exidx_coverage): Change use of of
1542 Output_section::Simple_input_section to that of
1543 Output_section::Input_section.
1544 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1545 except for the first pass.
1546 * output.cc (Output_section::get_input_sections): Change type of
1547 input_sections to std::list<Input_section>.
1548 (Output_section::add_script_input_section): Rename from
1549 Output_section::add_simple_input_section. Change type of SIS
1550 parameter from Simple_input_section to Input_section.
1551 * output.h (Output_section::Simple_input_section): Remove class.
1552 (Output_section::Input_section): Change class visibility to public.
1553 (Output_section::Input_section::addralign): Use stored alignments
1554 for special input sections if set.
1555 (Output_section::Input_section::set_addralign): New method.
1556 (Output_section::get_input_sections): Change parameter type from
1557 list of Simple_input_section to list of Input_section.
1558 (Output_section::add_script_input_section): Rename from
1559 Output_section::add_simple_input_section. Change first parameter's
1560 type from Simple_input_section to Input_section and remove the
1561 second and third parameters.
1562 * script-sections.cc (Input_section::Input_section_list): Change
1563 type to list of Output_section::Input_section/
1564 (Input_section_info::Input_section_info): Change parameter type of
1565 INPUT_SECTION to Output_section::Input_section.
1566 (Input_section_info::input_section): Change return type.
1567 (Input_section_info::input_section_): Change type to
1568 Output_section::Input_section.
1569 (Output_section_element_input::set_section_addresses): Adjust code
1570 to use Output_section::Input_section instead of
1571 Output_section::Simple_input_section. Adjust code for renaming
1572 of Output_section::add_simple_input_section.
1573 (Orphan_output_section::set_section_addresses): Ditto.
1575 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1577 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1578 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1580 2010-05-18 Rafael Espindola <espindola@google.com>
1582 * options.cc (General_options::finalize): Handle -nostdlib.
1583 * options.h (nostdlib): New option.
1584 * script.cc (script_add_search_dir): Handle -nostdlib.
1586 2010-05-12 Doug Kwan <dougkwan@google.com>
1588 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1589 attributes section only if there no attributes section after merging.
1590 (Target_arm::merge_object_attributes): Move value of
1591 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1592 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1593 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1594 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1595 and arm_attr_merge_7.stdout.
1596 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1597 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1598 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1599 arm_attr_merge_7b.o): New rules.
1600 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1601 arm_attr_merge_7
1602 * testsuite/Makefile.in: Regenerate.
1603 * testsuite/arm_attr_merge.sh: New file.
1604 * testsuite/arm_attr_merge_[67][ab].s: Same.
1606 2010-05-05 Nick Clifton <nickc@redhat.com>
1608 * po/es.po: Updated Spanish translation.
1610 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1612 * Makefile.am (install-exec-local): Properly install gold as
1613 default cross linker.
1614 * Makefile.in: Regenerated.
1616 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1617 Nick Clifton <nickc@redhat.com>
1619 * configure.ac (install_as_default): Define and set to false
1620 unless --enable-gold or --enable-gold=both/gold has been
1621 specified.
1622 * configure: Regenerate.
1624 * Makefile.am (install-exec-local): Install the executable as
1625 'ld.gold'. If install_as_default is true then also install it as
1626 'ld'.
1627 * Makefile.in: Regenerated.
1629 2010-04-24 Ian Lance Taylor <iant@google.com>
1631 * layout.cc (Layout::layout_reloc): In relocatable link don't
1632 combine reloc sections for grouped sections.
1634 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1636 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1637 sections that are not ordinary to icf.
1638 * icf.cc (get_section_contents): Handle relocation pointing to section
1639 with no object or shndx information.
1640 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1641 * testsuite/Makefile.in: Regenerate.
1642 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1643 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1645 2010-04-22 Ian Lance Taylor <iant@google.com>
1647 * expression.cc (Expression::Expression_eval_info): Add
1648 result_alignment_pointer field.
1649 (Expression::eval_with_dot): Add result_alignment_pointer
1650 parameter. Change all callers.
1651 (Expression::eval_maybe_dot): Likewise.
1652 (class Binary_expression): Add alignment_pointer parameter to
1653 left_value and right_value. Change all callers.
1654 (BINARY_EXPRESSION): Set result alignment.
1655 (class Trinary_expression): Add alignment_pointer parameter to
1656 arg2_value and arg3_value. Change all callers.
1657 (Trinary_cond::value): Set result alignment.
1658 (Max_expression::value, Min_expression::value): Likewise.
1659 (Align_expression::value): Likewise.
1660 * script-sections.cc (class Sections_element): Add dot_alignment
1661 parameter to set_section_addresses virtual function. Update
1662 instantiations.
1663 (class Output_section_element): Likewise.
1664 (Script_sections::create_segments): Add dot_alignment parameter.
1665 Change all callers.
1666 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1667 (Script_sections::set_phdrs_clause_addresses): Likewise.
1668 * script-sections.h: Update declarations.
1669 * script.h: Update declarations.
1670 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1671 min_p_align.
1672 * testsuite/script_test_3.t: Set large alignment.
1673 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1674 segment has expected alignment.
1676 2010-04-22 Nick Clifton <nickc@redhat.com>
1678 * po/gold.pot: Updated by the Translation project.
1679 * po/vi.po: Updated Vietnamese translation.
1681 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1683 * testsuite/Makefile.am (check_PROGRAMS): Add
1684 icf_virtual_function_folding_test.
1685 * testsuite/Makefile.in: Regenerated.
1687 2010-04-15 Andrew Haley <aph@redhat.com>
1689 * options.h (merge_exidx_entries): New option.
1690 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1691 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1692 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1693 (Target_arm::merge_exidx_entries): New function.
1694 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1695 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1696 to Arm_exidx_fixup constructor.
1697 Add new arg, merge_exidx_entries.
1698 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1699 Arm_output_section::fix_exidx_coverage.
1701 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1703 * icf.cc (get_section_contents): Check for preemptible functions.
1704 Ignore addend when appropriate.
1705 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1706 section folded.
1707 (add_from_relobj): Check for section folded.
1708 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1709 * symtab.h (should_add_dynsym_entry): Add new parameter.
1710 * target-reloc.h (scan_relocs): Check for section folded.
1711 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1712 Check reloc types for function pointers in shared objects.
1713 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1714 case.
1715 (icf_preemptible_functions_test): New test case.
1716 (icf_string_merge_test): New test case.
1717 * testsuite.Makefile.in: Regenerate.
1718 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1719 bar_glob. Refactor code.
1720 * testsuite/icf_preemptible_functions_test.cc: New file.
1721 * testsuite/icf_preemptible_functions_test.sh: New file.
1722 * testsuite/icf_string_merge_test.cc: New file.
1723 * testsuite/icf_string_merge_test.sh: New file.
1724 * testsuite/icf_virtual_function_folding_test.cc: New file.
1725 * testsuite/icf_virtual_function_folding_test.sh: New file.
1727 2010-04-14 Doug Kwan <dougkwan@google.com>
1729 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1730 for local symbol recounting if we remove a section due to ICF.
1731 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1732 there are no regular objects in input.
1734 2010-04-13 Doug Kwan <dougkwan@google.com>
1736 * arm.cc (Arm_input_section::set_final_data_size): Compute
1737 accurate final data size instead of using current data size.
1739 2010-04-09 Doug Kwan <dougkwan@google.com>
1741 * layout.cc (Layout::choose_output_section): Handle script section
1742 types.
1743 (Layout::make_output_section_for_script): Add section type parameter.
1744 Handle script section types.
1745 * layout.h (Layout::make_output_section_for_script): Add section
1746 type parameter.
1747 * output.cc (Output_section::Output_section): Initialize data member
1748 is_noload_.
1749 (Output_section::do_reset_address_and_file_offset): Do not set address
1750 to 0 if section is a NOLOAD section.
1751 * output.h (Output_section::is_noload): New method.
1752 (Output_section::set_is_noload): Ditto.
1753 (Output_section::is_noload_): New data member.
1754 * script-c.h (Script_section_type): New enum type.
1755 (struct Parser_output_section_header): Add new file section_type.
1756 * script-sections.cc (Sections_element::output_section_name): Add
1757 parameter for returning script section type.
1758 (Output_section_definition::output_section_name): Ditto.
1759 (Output_section_definition::section_type)P; New method.
1760 (Output_section_definiton::script_section_type_name): Ditto.
1761 (Output_section_definition::script_section_type_): New data member.
1762 (Output_section_definition::Output_section_definition): Initialize
1763 data member Output_section_definition::script_section_type_.
1764 (Output_section_definition::create_sections): Pass script section type
1765 to Layout::make_output_section_for_script.
1766 (Output_section_definition::output_section_name): Return script
1767 section type to caller.
1768 (Output_section_definition::set_section_address): Do not advance
1769 dot value and load address if section type is NOLOAD. Set address
1770 of NOLOAD sections regardless of section flags.
1771 (Output_section_definition::print): Print section type if it is
1772 not SCRIPT_SECTION_TYPE_NONE.
1773 (Output_section_definition::section_type): New method.
1774 (Output_section_definition::script_section_type_name): Ditto.
1775 (Script_sections::output_section_name): Add new parameter
1776 PSECTION_TYPE for returning script section type. Pass it to
1777 section elements. Handle discard sections.
1778 (Sort_output_sections::operator()): Handle NOLOAD sections.
1779 * script-sections.h (Script_sections::Section_type): New enum type.
1780 (Script_sections::output_section_name): Add a new parameter for
1781 returning script section type.
1782 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1783 INFO and NOLOAD.
1784 * yyscript.y (union): Add new field SECTION_TYPE.
1785 (COPY, DSECT, INFO, NOLOAD): New tokens.
1786 (opt_address_and_section_type): Change type to output_section_header.
1787 (section_type): New non-terminal
1788 (section_header): Handle section type.
1789 (opt_address_and_section_type): Return section type value.
1791 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1793 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1794 * testsuite/plugin_common_test_2.c (foo): Likewise.
1796 2010-04-08 Doug Kwan <dougkwan@google.com>
1798 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1799 Output_merge_data.
1800 * output.cc (Output_section::add_merge_input_section): Simplify
1801 code and return status of Output_merge_base::add_input_section.
1802 Update merge section map only if Output_merge_base::add_input_section
1803 returns true.
1805 2010-04-07 Doug Kwan <dougkwan@google.com>
1807 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1808 if section is marked as containing instructions but has no mapping
1809 symbols.
1810 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1811 correct section index.
1812 (Arm_relobj::find_linked_text_section): Ditto.
1814 2010-04-07 Cary Coutant <ccoutant@google.com>
1816 * archive.cc (include_member): Destroy Read_symbols_data object before
1817 releasing file.
1818 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1819 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1820 (Read_symbols_data::~Read_symbols_data) New destructor.
1821 (Section_relocs::Section_relocs) New constructor.
1822 (Section_relocs::~Section_relocs) New destructor.
1823 (Read_relocs_data::Read_relocs_data) New constructor.
1824 (Read_relocs_data::~Read_relocs_data) New destructor.
1825 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1826 pointers to NULL after deleting.
1828 2010-04-07 Doug Kwan <dougkwan@google.com>
1830 * arm.cc: Replace "endianity" with "endianness" in comments.
1831 (Arm_exidx_cantunwind): Ditto.
1832 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1833 (Arm_relobj::merge_flags_and_attributes): New method.
1834 (Arm_relobj::merge_flags_and_attributes_): New data member.
1835 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1836 (Arm_relobj::scan_sections_for_stubs): Ditto.
1837 (Arm_relobj::do_read_symbols): Check to see if we really want to
1838 merge processor-specific flags and attributes. Exit early if
1839 an object is empty except for section names and the undefined symbol.
1840 (Target_arm::do_finalize_sections): Move check for ELF format to
1841 Arm_relobj::do_read_symbols. Merge processor specific flags and
1842 attributes from a regular object only when we have determined that
1843 it is aapropriate. Do not create an .ARM.attributes section in
1844 output if there is no regular input object.
1845 (Target_arm::merge_processor_specific_flags): Check
1846 --warn-mismatch before printing any error.
1847 (Target_arm::merge_object_attributes): Ditto.
1848 * gold.cc (queue_middle_tasks): Handle the case in which there is
1849 no regular object in input.
1850 * options.cc (General_options::parse_EB): New method.
1851 (General_options::parse_EL): Same.
1852 (General_options::General_options): Initialize endianness_.
1853 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1854 New options.
1855 (General_options::Endianness): New enum.
1856 (General_options::endianness): New method.
1857 (General_options::endianness_): New data member.
1858 * parameters.cc (Parameters::set_options): Check target endianness.
1859 (Parameters::set_target_once): Ditto.
1860 (Parameters::check_target_endianness): New method.
1861 (parameters_force_valid_target): If either -EL or -EB is specified,
1862 use it to define endianness of default target.
1863 * parameters.h (Parameters::check_target_endianness): New method
1864 declaration.
1865 * target.h (class Target): Change "endianity" to "endianness"
1866 in comments.
1868 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1870 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1871 * configure: Regenerate.
1872 * Makefile.in: Regenerate.
1873 * testsuite/Makefile.in: Regenerate.
1875 2010-04-06 Cary Coutant <ccoutant@google.com>
1877 gcc PR lto/42757
1878 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1879 prevailing definitions of common symbols.
1880 * testsuite/plugin_test_6.sh: New test case.
1881 * testsuite/plugin_common_test_1.c: New test case.
1882 * testsuite/plugin_common_test_2.c: New test case.
1883 * testsuite/Makefile.am (plugin_test_6): New test case.
1884 * testsuite/Makefile.in: Regenerate.
1886 2010-04-06 Nick Clifton <nickc@redhat.com>
1888 * po/vi.po: New Vietnamese translation.
1890 2010-03-30 Doug Kwan <dougkwan@google.com>
1892 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1894 2010-03-25 Doug Kwan <dougkwan@google.com>
1896 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1897 to avoid a conversion warning on a 32-bit host.
1899 2010-03-24 Ian Lance Taylor <iant@google.com>
1901 * testsuite/script_test_3.t: Add a TLS segment.
1902 * testsuite/Makefile.am (check_PROGRAMS): Add
1903 tls_phdrs_script_test.
1904 (tls_phdrs_script_test_SOURCES): Define.
1905 (tls_phdrs_script_test_DEPENDENCIES): Define.
1906 (tls_phdrs_script_test_LDFLAGS): Define.
1907 (tls_phdrs_script_test_LDADD): Define.
1908 * testsuite/Makefile.in: Rebuild.
1910 2010-03-23 Cary Coutant <ccoutant@google.com>
1912 * fileread.cc (find_or_make_view): Fix comment.
1914 2010-03-23 Ian Lance Taylor <iant@google.com>
1916 * script-sections.cc (class Orphan_section_placement): Define
1917 PLACE_TLS and PLACE_TLS_BSS.
1918 (Orphan_section_placement::Orphan_section_placement): Initialize
1919 new places.
1920 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1921 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1922 (tls_script_test_SOURCES): Define.
1923 (tls_script_test_DEPENDENCIES): Define.
1924 (tls_script_test_LDFLAGS): Define.
1925 (tls_script_test_LDADD): Define.
1926 * testsuite/Makefile.in: Rebuild.
1928 2010-03-22 Doug Kwan <dougkwan@google.com>
1930 * arm.cc (Arm_relocate_functions::abs8,
1931 Arm_relocate_functions::abs16): Use correct check for overflow
1932 specified in the ARM ELF specs.
1933 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1934 target of a BLX instruction specially.
1935 (Reloc_stub::stub_type_for_reloc): Ditto.
1936 (Relocate::relocate): Use symbolic names instead of numeric relocation
1937 codes to report error.
1938 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1939 workaround.
1940 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1941 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1942 thumb2_blx_out_of_range.stdout
1943 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1944 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1945 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1946 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1947 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1948 thumb2_blx_in_range, thumb2_blx_in_range.o,
1949 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1950 thumb2_blx_out_of_range.o): New rules.
1951 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1952 thumb2_blx_in_range and thumb2_blx_out_of_range.
1953 * testsuite/Makefile.in: Regenerate.
1954 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1955 * testsuite/thumb_blx_in_range.s: New file.
1956 * testsuite/thumb_blx_out_of_range.s: New file.
1958 2010-03-22 Rafael Espindola <espindola@google.com>
1960 * archive.cc (Should_include): Move to archive.h.
1961 (should_include_member): Make it a member of Archive.
1962 (Lib_group): New.
1963 (Add_lib_group_symbols): New.
1964 * archive.h: Include options.h.
1965 (Archive_member): Moved from Archive.
1966 (Should_include): Moved from archive.cc.
1967 (Lib_group): New.
1968 (Add_lib_group_symbols): New.
1969 * dynobj.cc (do_should_include_member): New.
1970 * dynobj.h (do_should_include_member): New.
1971 * gold.cc (queue_initial_tasks): Update call to queue.
1972 * main.cc (main): Print lib group stats.
1973 * object.cc (do_should_include_member): New.
1974 * object.h: Include archive.h.
1975 (Object::should_include_member): New.
1976 (Object::do_should_include_member): New.
1977 (Sized_relobj::do_should_include_member): New.
1978 * options.cc (General_options::parse_start_lib): New.
1979 (General_options::parse_end_lib): New.
1980 (Input_arguments::add_file): Handle lib groups.
1981 (Input_arguments::start_group): Check we are not in a lib.
1982 (Input_arguments::start_lib): New.
1983 (Input_arguments::end_lib): New.
1984 * options.h (General_options): Add start_lib and end_lib.
1985 (Input_argument::lib_): New.
1986 (Input_argument::lib): New.
1987 (Input_argument::is_lib): New.
1988 (Input_file_lib): New.
1989 (Input_arguments::in_lib_): New.
1990 (Input_arguments::in_lib): New.
1991 (Input_arguments::start_lib): New.
1992 (Input_arguments::end_lib_): New.
1993 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1994 in unused members as preempted.
1995 (Sized_pluginobj::do_should_include_member): New.
1996 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1997 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1998 return the blocker.
1999 (Read_symbols::do_whole_lib_group): New.
2000 (Read_symbols::do_lib_group): New.
2001 (Read_symbols::do_read_symbols): Handle lib groups.
2002 (Read_symbols::get_name): Handle lib groups.
2003 * readsyms.h (Read_symbols): Add an archive member pointer.
2004 (Read_symbols::do_whole_lib_group): New.
2005 (Read_symbols::do_lib_group): New.
2006 (Read_symbols::member_): New.
2007 * script.cc (read_input_script): Update call to queue_soon.
2009 2010-03-19 Doug Kwan <dougkwan@google.com>
2011 * arm.cc (Stub_table::Stub_table): Initialize new data members
2012 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2013 (Stub_table::add_reloc_stub): Assign stub offset and update
2014 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2015 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2016 New data members.
2017 (Stub_table::update_data_size_and_addralign): Use
2018 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2019 instead of going over all reloc stubs.
2020 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2021 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2022 Stringpool_template::offset_ to size of Stringpool_char.
2023 (Stringpool_template::new_key_offset): Remove code to initialize
2024 Stringpool_template::offset_.
2025 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2026 Stringpool_template::offset_ to zero.
2028 2010-03-15 Doug Kwan <dougkwan@google.com>
2030 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2031 offset_.
2032 (Stringpool_template::new_key_offset): New method.
2033 (Stringpool_template::add_string): Assign offsets when adding new
2034 strings.
2035 (Stringpool_template::set_string_offsets): Do not set string offsets
2036 when not optimizing.
2037 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2038 member size_.
2039 (Chunked_vector::clear): Clear size_.
2040 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2041 (Chunked_vector::size): Return size_.
2042 (Chunked_vector::push_back): Use size_ to find insert position.
2043 (Chunked_vector::size_): New data member.
2044 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2045 (Stringpool_template::new_key_offset): New method declaration.
2046 (Stringpool_template::offset_): New data member.
2048 2010-03-15 Rafael Espindola <espindola@google.com>
2050 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2051 Add_symbols' constructor.
2052 * readsyms.h (Add_symbols): Remove the input_group member.
2054 2010-03-10 Ian Lance Taylor <iant@google.com>
2056 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2057 target to ask whether a reference to a symbol requires a stack
2058 split.
2059 * target.h (Target::is_call_to_non_split): New function.
2060 (Target::do_is_call_to_non_split): Declare virtual function.
2061 * target.cc: Include "symtab.h".
2062 (Target::do_is_call_to_non_split): New function.
2063 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2065 2010-03-10 Cary Coutant <ccoutant@google.com>
2067 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2068 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2069 (File_read::open[2]): Add whole_file_view_ to list of views.
2070 (File_read::make_view): Remove test of whole_file_view_.
2071 (File_read::find_or_make_view): Create whole_file_view_ if
2072 necessary.
2073 (File_read::clear_views): Replace bool parameter with enum;
2074 adjust all callers. Don't delete views with permanent data;
2075 do delete cached views and views from archives if
2076 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2077 if clearing the corresponding view.
2078 * fileread.h (File_read::Clear_views_mode): New enum.
2079 (File_read::View::is_permanent_view): New method.
2080 (File_read::clear_views): Replace bool parameter
2081 with enum; adjust all callers.
2082 * options.h (General_options): Change keep_files_mapped option;
2083 add map_whole_files.
2084 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2085 releasing the file.
2086 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2087 the file.
2089 2010-03-10 David S. Miller <davem@davemloft.net>
2091 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2093 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2095 * icf.cc (get_section_contents): Add '@' marker after processing the
2096 merge reloc.
2098 2010-03-08 Doug Kwan <dougkwan@google.com>
2100 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2101 due to a conversion warning.
2102 (Arm_relobj::update_output_local_symbol_count): Check for local
2103 symbol with unset output index.
2105 2010-03-05 Ian Lance Taylor <iant@google.com>
2107 * options.h (class General_options): Add --spare-dynamic-tags.
2108 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2109 --spare-dynamic-tags.
2111 2010-03-05 Ian Lance Taylor <iant@google.com>
2113 * incremental.cc: Include "libiberty.h".
2115 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2117 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2118 function, is_info_ member.
2119 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2120 (Versions::Versions): Update caller.
2121 (Versions::define_base_version): Likewise.
2122 (Versions::add_def): Likewise.
2124 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2126 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2127 (Scan::possible_function_pointer_reloc): New function.
2128 (Scan::local_reloc_may_be_function_pointer): Change to call
2129 possible_function_pointer_reloc.
2130 (Scan::global_reloc_may_be_function_pointer): Ditto.
2131 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2132 relocations in ".data.rel.ro._ZTV" section.
2133 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2134 * testsuite/icf_safe_so_test.cc: Ditto.
2135 * testsuite/icf_safe_test.cc: Ditto.
2136 * testsuite/icf_safe_test.sh: Ditto.
2138 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2139 Ian Lance Taylor <iant@google.com>
2141 * target-reloc.h (relocate_section): Check the symbol table index
2142 for -1U before setting the local symbol index.
2143 (scan_relocatable_relocs): If copying the relocation, record that
2144 the local symbol is required.
2145 * object.h (Symbol_value::is_output_symtab_index_set): New
2146 function.
2147 (Symbol_value::may_be_discarded_from_output_symtab): New
2148 function.
2149 (Symbol_value::has_output_symtab_entry): New function.
2150 (Symbol_value::needs_output_symtab_entry): Remove.
2151 (Symbol_value::output_symtab_index): Make sure the symbol index is
2152 set.
2153 (Symbol_value::set_output_symtab_index): Make sure the symbol
2154 index is not set. Make sure the new index is valid.
2155 (Symbol_value::set_must_have_output_symtab_entry): New function.
2156 (Symbol_value::has_output_dynsym_entry): New function.
2157 (Symbol_value::set_output_dynsym_index): Make sure the new index
2158 is valid.
2159 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2160 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2161 local symbol if permitted.
2162 (Sized_relobj::do_finalize_local_symbols): Call
2163 is_output_symtab_index_set rather than needs_output_symtab_entry.
2164 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2165 rather than needs_output_symtab_entry. Call
2166 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2167 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2168 is_output_symtab_index_set rather than needs_output_symtab_entry.
2169 * testsuite/discard_locals_relocatable_test.c: New file.
2170 * testsuite/discard_locals_test.sh: Test -r.
2171 * testsuite/Makefile.am (check_DATA): Add
2172 discard_locals_relocatable_test1.syms,
2173 discard_local_relocatable_test2.syms.
2174 (MOSTLYCLEANFILES): Likewise. Also add
2175 discard_locals_relocatable_test1.lout and
2176 discard_locals_relocatable_test2.out.
2177 (discard_locals_relocatable_test1.syms): New target.
2178 (discard_locals_relocatable_test.o): New target.
2179 (discard_locals_relocatable_test1.out): New target.
2180 (discard_locals_relocatable_test2.syms): New target.
2181 (discard_locals_relocatable_test2.out): New target.
2182 (various): Add missing ../ld-new dependencies.
2183 * testsuite/Makefile.in: Rebuild.
2185 2010-03-03 Nick Clifton <nickc@redhat.com>
2187 * po/fi.po: New Finnish translation.
2189 2010-03-01 Doug Kwan <dougkwan@google.com>
2191 * layout.cc (Layout::Layout): Force section types of .init_array*,
2192 .preinit_array* and .fini_array* sections.
2193 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2194 Fix check of return value of std::string::find.().
2195 (Output_section::Input_section_sort_compare::operator()): Remove
2196 comment about .init_array.
2197 (Output_section::Input_section_sort_init_fini_compare::operator()):
2198 New method.
2199 (Output_section::sort_attached_input_sections): Handle .init_array
2200 and .fini_array specially.
2201 * output.h (Output_section::Inut_section_sort_compare): Update
2202 comment.
2203 (Output_section::Input_section_sort_init_fini_compare): New struct.
2205 2010-02-26 Doug Kwan <dougkwan@google.com>
2207 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2208 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2209 * testsuite/debug_msg.sh: Avoid matching source line number for
2210 use of global variable undef_int.
2212 2010-02-26 Doug Kwan <dougkwan@google.com>
2214 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2215 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2216 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2217 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2218 * options.cc (General_options::General_options): Initialize member
2219 fix_v4bx_.
2220 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2221 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2222 and rm_no_fix_v4bx.stdout
2223 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2224 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2225 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2226 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2227 and arm_no_fix_v4bx.
2228 * Makefile.in: Regenerate.
2229 * testsuite/arm_fix_v4bx.s: New file.
2230 * testsuite/arm_fix_v4bx.sh: Ditto.
2232 2010-02-24 Doug Kwan <dougkwan@google.com>
2234 * arm.cc (Target_arm::got_section): Make the .got section the first
2235 non RELRO section in the data segment.
2236 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2237 suffixes of section names.
2239 2010-02-24 Doug Kwan <dougkwan@google.com>
2241 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2242 flags and attributes merging if an input file is a binary file.
2243 * fileread.cc (Input_file::open): Record format of original file.
2244 * fileread.h (Input_file::Format): New enum type.
2245 (Input_file::Input_file): Initialize data member format_.
2246 (Input_file::format): New method definition.
2247 (Input_file::format_):: New data member.
2249 2010-02-24 Doug Kwan <dougkwan@google.com>
2251 * arm.cc (Arm_output_data_got): New class.
2252 (ARM_TCB_SIZE): New constant
2253 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2254 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2255 If user uses a script with a SECTIONS clause, issue only a warning
2256 for a misplaced EXIDX input section. Otherwise, issue an error.
2257 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2258 garbage collection.
2259 (Target_arm::got_mode_index_entry): Handle static linking.
2260 (Target_arm::Scan::local): Ditto.
2261 (Target_arm::Scan::global): Ditto.
2262 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2263 all incorrectly implemented relocations.
2264 (Target_arm::fix_exidx_coverage): Pass layout to
2265 Arm_output_section::fix_exidx_coverage.
2266 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2267 from ".ARM.exidx." and ".ARM.extab.".
2269 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2271 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2272 section if it does not already exist.
2273 * attributes.cc (Attributes_section_data::Attributes_section_data):
2274 Don't crash if size is zero.
2276 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2277 Ian Lance Taylor <iant@google.com>
2279 * gold.cc (queue_middle_tasks): If no input files were opened,
2280 exit.
2281 * workqueue.h (Task_function::Task_function): Assert that there is
2282 a blocker.
2284 2010-02-22 Doug Kwan <dougkwan@google.com>
2286 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2287 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2288 types to avoid warnings due to different uint64_t implementations
2289 on different hosts.
2291 2010-02-21 Doug Kwan <dougkwan@google.com>
2293 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2294 handling of the maximum backward branch offset.
2295 (Arm_relocate_functions::thumb_branch_common): Ditto.
2296 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2297 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2298 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2299 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2300 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2301 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2302 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2303 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2304 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2305 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2306 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2307 thumb2_bl_out_of_range.o): New rules.
2308 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2309 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2310 thumb2_bl_out_of_range
2311 * testsuite/Makefile.in: Regenerate.
2312 * testsuite/arm_bl_in_range.s: New file.
2313 * testsuite/arm_bl_out_of_range.s: Ditto.
2314 * testsuite/arm_branch_in_range.sh: Ditto.
2315 * testsuite/arm_branch_range.t: Ditto.
2316 * testsuite/thumb2_branch_range.t: Ditto.
2317 * testsuite/thumb_bl_in_range.s: Ditto.
2318 * testsuite/thumb_bl_out_of_range.s: Ditto.
2319 * testsuite/thumb_branch_range.t: Ditto.
2321 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2323 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2324 Add reloc offset information.
2325 * icf.cc (get_section_contents): Change iterators to point to the new
2326 vectors. Add reloc offset information to the contents.
2327 * icf.h (Icf::Sections_reachable_info): New typedef.
2328 (Icf::Sections_reachable_list): New typedef.
2329 (Icf::Offset_info): New typedef.
2330 (Icf::Reloc_info): New struct typedef.
2331 (Icf::Reloc_info_list): New typedef.
2332 (Icf::symbol_reloc_list): Delete method.
2333 (Icf::addend_reloc_list): Delete method.
2334 (Icf::section_reloc_list): Delete method.
2335 (Icf::reloc_info_list): New method.
2336 (Icf::reloc_info_list_): New member.
2338 2010-02-19 Doug Kwan <dougkwan@google.com>
2340 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2341 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2342 * arm.cc (Arm_relocation_functions): New forward declaration.
2343 (Target_arm::Target_arm): Initialize new data members
2344 got_mod_index_offset_ and tls_base_symbol_defined_.
2345 (Target_arm::Relocate::relocate_tls): New method.
2346 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2347 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2348 New methods.
2349 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2350 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2351 (Target_arm::got_mod_index_offset_,
2352 Target_arm::tls_base_symbol_defined_): New data members.
2353 (Target_arm::Scan::local, Target::Scan::global,
2354 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2355 relocations.
2357 2010-02-18 Doug Kwan <dougkwan@google.com>
2359 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2360 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2361 text section as a parameter becuase some broken tools may not set
2362 the link in section header.
2363 (Target_arm::has_got_section): New method.
2364 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2365 without any mapping symbol as data only. Remove warning.
2366 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2367 link in its section header, try to discover the link by inspecting the
2368 REL31 relocation at the beginning of the section.
2369 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2370 in error message.
2371 (Target_arm::Scan::global): Treat any reference to the symbol
2372 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2374 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2376 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2377 (Scan::global_reloc_may_be_function_pointer): New function.
2378 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2379 (Scan::global_reloc_may_be_function_pointer): New function.
2380 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2381 (Scan::global_reloc_may_be_function_pointer): New function.
2382 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2383 (Scan::global_reloc_may_be_function_pointer): New function.
2384 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2385 (Scan::global_reloc_may_be_function_pointer): New function.
2386 (Scan::possible_function_pointer_reloc): New function.
2387 (Target_x86_64::can_check_for_function_pointers): New function.
2388 * gc.h (gc_process_relocs): Scan relocation types to determine if
2389 function pointers were taken for targets that support it.
2390 * icf.cc (Icf::find_identical_sections): Include functions for
2391 folding in safe ICF whose pointer is not taken.
2392 * icf.h (Secn_fptr_taken_set): New typedef.
2393 (fptr_section_id_): New member.
2394 (section_has_function_pointers): New function.
2395 (set_section_has_function_pointers): New function.
2396 (check_section_for_function_pointers): New function.
2397 * options.h: Fix comment for safe ICF option.
2398 * target.h (can_check_for_function_pointers): New function.
2399 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2400 Modify icf_safe_test for X86-64.
2401 * testsuite/Makefile.in: Regenerate.
2402 * testsuite/icf_safe_so_test.cc: New file.
2403 * testsuite/icf_safe_so_test.sh: New file.
2404 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2405 (main): Change to take pointer to function kept_func_3.
2406 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2407 folding is done correctly for X86-64.
2409 2010-02-12 David S. Miller <davem@davemloft.net>
2411 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2412 is_symbolless parameter.
2413 (Output_reloc<SHT_REL>::is_symbolless): New.
2414 (Output_reloc<SHT_REL>::is_symbolless_): New.
2415 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2416 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2417 (Output_reloc<SHT_RELA>::is_symbolless): New.
2418 (Output_data_reloc::add_global): Handle is_symbolless.
2419 (Output_data_reloc::add_global_relative): Likewise.
2420 (Output_data_reloc::add_local): Likewise.
2421 (Output_data_reloc::add_local_relative): Likewise.
2422 (Output_data_reloc::add_symbolless_global_addend): New.
2423 (Output_data_reloc::add_symbolless_local_addend): New.
2424 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2425 is_symbolless.
2426 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2427 instead of ->is_relative_
2428 (Output_reloc::write): Likewise.
2429 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2430 (Output_reloc::write_rel): Simplify.
2432 * sparc.cc (Target_sparc::Scan::local): Use
2433 ->add_symbolless_local_addend as needed.
2434 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2435 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2436 based upon relocation offset.
2438 2010-02-11 Doug Kwan <dougkwan@google.com>
2440 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2441 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2442 beginning of function.
2443 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2444 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2445 parameter is_32bit in calls to should_apply_static_reloc.
2446 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2447 (check_DATA): Add arm_abs_global.stdout.
2448 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2449 arm_abs_global.stdout): New rules.
2450 (MOSTLLYCLEANFILES): Add arm_abs_global
2451 * Makefile.in: Regenerate.
2452 * testsuite/arm_abs_global.s: New file.
2453 * testsuite/arm_abs_global.sh: Ditto.
2454 * testsuite/arm_abs_lib.s: Ditto.
2456 2010-02-11 Ian Lance Taylor <iant@google.com>
2458 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2459 Read_relocs task.
2460 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2461 Allocate_commons_task first.
2462 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2463 task, rather than symtab_lock_.
2464 (Gc_process_relocs::~Gc_process_relocs): New function.
2465 (Gc_process_relocs::is_runnable): Check this_blocker_.
2466 (Gc_process_relocs::locks): Use next_blocker_ rather than
2467 blocker_.
2468 (Scan_relocs::~Scan_relocs): New function.
2469 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2470 symtab_lock_.
2471 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2472 next_blocker_.
2473 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2474 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2475 constructor accordingly.
2476 (class Gc_process_relocs): Likewise.
2477 (class Scan_relocs): Likewise.
2478 * common.h (class Allocate_commons_task): Remove symtab_lock_
2479 field, and corresponding constructor parameter.
2480 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2481 symtab_lock_.
2482 (Allocate_commons_task::locks): Likewise.
2484 2010-02-11 Ian Lance Taylor <iant@google.com>
2486 * gold-threads.h (class Once): Define.
2487 (class Initialize_lock): Rewrite as child of Once.
2488 * gold-threads.cc (class Once_initialize): Define.
2489 (once_pointer_control): New static variable.
2490 (once_pointer, once_arg): New static variables.
2491 (c_run_once): New static function.
2492 (Once::Once, Once::run_once, Once::internal_run): New functions.
2493 (class Initialize_lock_once): Remove.
2494 (initialize_lock_control): Remove.
2495 (initialize_lock_pointer): Remove.
2496 (initialize_lock_once): Remove.
2497 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2498 (Initialize_lock::initialize): Rewrite.
2499 (Initialize_lock::do_run_once): New function.
2500 * archive.cc (Archive::interpret_header): Only clear name if it is
2501 not already empty.
2502 * fileread.cc: Include "gold-threads.h"
2503 (file_counts_lock): New static variable.
2504 (file_counts_initialize_lock): Likewise.
2505 (File_read::release): Only increment counts when using --stats.
2506 Use a lock around the increment.
2507 * parameters.cc (class Set_parameters_target_once): Define.
2508 (set_parameters_target_once): New static variable.
2509 (Parameters::Parameters): Move here from parameters.h.
2510 (Parameters::set_target): Rewrite.
2511 (Parameters::set_target_once): New function.
2512 (Parameters::clear_target): Move here and rewrite.
2513 * parameters.h (class Parameters): Update declarations. Add
2514 set_parameters_target_once_ field.
2515 (Parameters::Parameters): Move to parameters.cc.
2516 (Parameters::clear_target): Likewise.
2517 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2518 task.
2519 (Start_group::~Start_group): New function.
2520 (Start_group::is_runnable): New function.
2521 (Start_group::locks, Start_group::run): New functions.
2522 (Finish_group::run): Change saw_undefined to size_t.
2523 * readsyms.h (class Start_group): Define.
2524 (class Finish_group): Change saw_undefined_ field to size_t.
2525 (Finish_group::Finish_group): Remove saw_undefined and
2526 this_blocker parameters. Change all callers.
2527 (Finish_group::set_saw_undefined): New function.
2528 (Finish_group::set_blocker): New function.
2529 * symtab.h (class Symbol_table): Change saw_undefined to return
2530 size_t. Change saw_undefined_ field to size_t.
2531 * target-select.cc (Set_target_once::do_run_once): New function.
2532 (Target_selector::Target_selector): Initialize set_target_once_
2533 field. Don't initialize lock_ and initialize_lock_ fields.
2534 (Target_selector::instantiate_target): Rewrite.
2535 (Target_selector::set_target): New function.
2536 * target-select.h (class Set_target_once): Define.
2537 (class Target_selector): Update declarations. Make
2538 Set_target_once a friend. Remove lock_ and initialize_lock_
2539 fields. Add set_target_once_ field.
2541 2010-02-10 Ian Lance Taylor <iant@google.com>
2543 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2544 queueing any tasks.
2545 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2546 (queue_middle_tasks): Add all blockers before queueing any tasks.
2547 (queue_final_tasks): Likewise.
2548 * token.h (Task_token::add_blockers): New function.
2549 * object.h (Input_objects::number_of_relobjs): New function.
2551 2010-02-10 Ian Lance Taylor <iant@google.com>
2553 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2554 shared, not if not position independent.
2555 * x86_64.cc (Relocate::relocate_tls): Likewise.
2556 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2557 (tls_pie_pic_test): New target.
2558 * testsuite/Makefile.in: Rebuild.
2560 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2561 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2562 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2563 * testsuite/Makefile.in: Rebuild.
2565 2010-02-09 David S. Miller <davem@davemloft.net>
2567 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2568 R_SPARC_RELATIVE using ->add_local_relative().
2569 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2571 * output.h (Output_data_dynamic::add_section_size): New method
2572 that takes two Output_data objects.
2573 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2574 entry param. Handle it in initializers.
2575 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2576 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2577 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2578 arg.
2579 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2580 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2581 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2582 for dynrel_includes_plt.
2583 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2584 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2585 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2586 before .rela.plt
2587 (Target_sparc::do_finalize_sections): Update to pass true for
2588 dynrel_includes_plt.
2589 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2590 output before .rela.plt
2591 (Target_powerpc::do_finalize_sections): Update to pass true for
2592 dynrel_includes_plt when 32-bit.
2594 2010-02-08 Doug Kwan <dougkwan@google.com>
2596 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2597 method.
2598 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2599 Arm_relobj::scan_section_for_cortex_a8_stubs,
2600 Arm_relobj::do_relocation_section): Instead of calling
2601 Output_section::output_address, use faster
2602 Arm_relobj::simple_input_section_output_address.
2604 2010-02-08 David S. Miller <davem@davemloft.net>
2606 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2607 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2608 relocation helper function.
2610 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2611 just like R_SPARC_GOT{10,13,22}.
2612 (Target_sparc::Scan::local): Likewise.
2613 (Target_sparc::Relocate:relocate): Likewise.
2615 2010-02-06 Ian Lance Taylor <iant@google.com>
2617 * configure.ac: Rewrite targetobjs duplicate removal code to use
2618 only shell constructs.
2619 * configure: Rebuild.
2621 2010-02-05 Doug Kwan <dougkwan@google.com>
2623 PR 11247
2624 * arm.cc (Arm_relobj::section_is_scannable): New method.
2625 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2626 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2628 2010-02-04 Doug Kwan <dougkwan@google.com>
2630 PR 11247
2631 * arm-reloc-property.cc (cstdio): Include.
2632 * configure.ac (targetobjs): Remove duplicates.
2633 * configure: Regenerate.
2634 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2635 big and little endian version for a given address size.
2637 2010-02-03 Doug Kwan <dougkwan@google.com>
2639 * arm-reloc-property.cc
2640 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2641 definition.
2642 * arm-reloc-property.h
2643 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2644 New method definition.
2645 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2646 declaration.
2647 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2648 overflow to N.
2649 (GOT_PREL): Change implemented to Y.
2650 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2651 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2652 (Arm_relocate_functions::movw_abs_nc): Remove method.
2653 (Arm_relocate_functions::movt_abs): Ditto.
2654 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2655 (Arm_relocate_functions::thm_movt_abs): Ditto.
2656 (Arm_relocate_functions::movw_rel_nc): Ditto.
2657 (Arm_relocate_functions::movw_rel): Ditto.
2658 (Arm_relocate_functions::movt_rel): Ditto.
2659 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2660 (Arm_relocate_functions:thm_movw_rel): Ditto.
2661 (Arm_relocate_functions:thm_movt_rel): Ditto.
2662 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2663 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2664 New method definitions.
2665 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2666 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2667 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2668 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2669 (Target_arm::Relocate::relocate): Check for non-static or
2670 unimplemented relocation code and exit early. Change calls to
2671 Target_arm::reloc_uses_thumb_bit and
2672 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2673 instead. Refactor code to handle similar relocations to increase
2674 code sharing. Remove check for unsupported relocation code in switch
2675 statement.
2676 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2677 relocation property table to find out size. Change error message to
2678 print out the name of a relocation code instead of the numeric value.
2679 (Target_arm::scan_reloc_for_stub): Use relocation property table
2680 instead of calling Target_arm::reloc_uses_thumb_bit().
2682 2010-02-02 Doug Kwan <dougkwan@google.com>
2684 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2685 types of relaxed input section.
2687 2010-02-02 Doug Kwan <dougkwan@google.com>
2689 * Makefile.am (HFILES): Add arm-reloc-property.h.
2690 (DEFFILES): New.
2691 (TARGETSOURCES): Add arm-reloc-property.cc
2692 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2693 (libgold_a_SOURCES): $(DEFFILES)
2694 * Makefile.in: Regenerate.
2695 * arm-reloc-property.cc: New file.
2696 * arm-reloc-property.h: New file.
2697 * arm-reloc.def: New file.
2698 * arm.cc: Update comments.
2699 (arm-reloc-property.h): New included header.
2700 (arm_reloc_property_table): New global variable.
2701 (Target_arm::do_select_as_default_target): New method definition.
2702 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2703 arm-reloc-property to targ_extra_obj.
2704 * parameters.cc (set_parameters_target): Call
2705 Target::select_as_default_target().
2706 * target.h (Target::select_as_default_target): New method definition.
2707 (Target::do_select_as_default_target): Same.
2709 2010-02-01 Doug Kwan <dougkwan@google.com>
2711 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2712 first_output_text_section_.
2713 (Arm_exidx_fixup::first_output_text_section): New method definition.
2714 (Arm_exidx_fixup::first_output_text_section_): New data member.
2715 (Arm_exidx_fixup::process_exidx_section): Record the first text
2716 output section seen.
2717 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2718 and entsize in output section header.
2720 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2722 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2723 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2724 (Arm_relocate_functions::thm_alu11): New Method.
2725 (Arm_relocate_functions::thm_pc8): New Method.
2726 (Arm_relocate_functions::thm_pc12): New Method.
2727 (Target_arm::Scan::local): Handle the relocations.
2728 (Target_arm::Scan::global): Likewise.
2729 (Target_arm::Relocate::relocate): Likewise.
2730 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2732 2010-01-29 Doug Kwan <dougkwan@google.com>
2734 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2735 of relocation types as ld.
2737 2010-01-29 Doug Kwan <dougkwan@google.com>
2739 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2740 to public.
2741 (Arm_relocate_functions::thumb_branch_common): Ditto.
2742 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2743 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2744 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2745 Arm_relocate_functions::jump24): Remove.
2746 (Target_arm::Relocate::relocate): Adjust code to call
2747 Arm_relocation_functions::arm_branch_common and
2748 Arm_relocation_functions::thumb_branch_common instead of their removed
2749 wrappers. Merge switch-cases together to reduce source code size.
2751 2010-01-29 Doug Kwan <dougkwan@google.com>
2753 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2754 output_local_symbol_count_needs_update_.
2755 (Arm_relobj::output_local_symbol_count_needs_update,
2756 Arm_relobj::set_output_local_symbol_count_needs_update,
2757 Arm_relobj::update_output_local_symbol_count): New methods.
2758 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2759 member.
2760 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2761 of pointed function as in a R_ARM_PREL31 relocation.
2762 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2763 for output local symbol count updating.
2764 (Target_arm::do_relax): Update output local symbol counts in objects
2765 if necessary.
2766 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2768 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2770 * arm.cc: Added support for the ARM relocations:
2771 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2772 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2773 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2774 movw_prel_nc).
2775 (Arm_relocate_functions::movw_rel): New method.
2776 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2777 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2778 thm_movw_prel_nc).
2779 (Arm_relocate_functions::thm_movw_rel): New method.
2780 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2781 thm_movt_prel).
2782 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2783 relocations.
2784 (Target_arm::Scan::global): Likewise.
2785 (Target_arm::Relocate::relocate): Likewise.
2786 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2787 Likewise.
2789 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2791 * arm.cc: Added support for ARM group relocations.
2792 (Target_arm::reloc_needs_sym_origin): New method.
2793 (Arm_relocate_functions::calc_grp_kn): New method.
2794 (Arm_relocate_functions::calc_grp_residual): New method.
2795 (Arm_relocate_functions::calc_grp_gn): New method.
2796 (Arm_relocate_functions::arm_grp_alu): New Method.
2797 (Arm_relocate_functions::arm_grp_ldr): New Method.
2798 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2799 (Arm_relocate_functions::arm_grp_ldc): New Method.
2800 (Target_arm::Scan::local): Handle the ARM group relocations.
2801 (Target_arm::Scan::global): Likewise.
2802 (Target_arm::Relocate::relocate): Likewise.
2803 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2804 Likewise.
2806 2010-01-26 Doug Kwan <dougkwan@google.com>
2808 * arm.cc (set): Include.
2809 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2810 pointer type.
2811 (Arm_output_section::Text_section_list): New type.
2812 (Arm_output_section::append_text_sections_to_list): New method.
2813 (Arm_output_section::fix_exidx_coverage): Ditto.
2814 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2815 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2816 Relobj::set_section_offset() instead of
2817 Sized_relobj::invalidate_section_offset().
2818 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2819 parameter for section headers. Ignore relocation sections for
2820 unallocated sections and EXIDX sections.
2821 (Target_arm::fix_exidx_coverage): New method.
2822 (Target_arm::output_section_address_less_than): New type.
2823 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2824 linked text section instead of the EXIDX section.
2825 (Arm_output_section::create_stub_group): Add an assertion to check
2826 that this is not an EXIDX output section.
2827 (Arm_output_section::append_text_sections_to_list): New method.
2828 (Arm_output_section::fix_exidx_coverage): Ditto.
2829 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2830 Arm_relobj::section_needs_reloc_stub_scanning.
2831 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2832 first pass.
2833 (Target_arm::fix_exidx_coverage): New method.
2834 * object.h (Relobj::set_output_section): New method.
2835 (Sized_relobj::invalidate_section_offset): Remove method.
2836 (Sized_relobj::do_invalidate_section_offset): Remove method.
2837 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2839 2010-01-25 Doug Kwan <dougkwan@google.com>
2841 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2842 Fix warning due to signed and unsigned comparison on a 32-bit host.
2844 2010-01-22 Doug Kwan <dougkwan@google.com>
2846 * arm.cc (Target_arm::do_relax): Record an output section for section
2847 offset adjustment it contains any stub table that has changed.
2848 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2849 offsets in an output section if necessary.
2850 * output.cc (Output_section::Output_section): Initialize
2851 section_offsets_need_adjustments_.
2852 (Output_section::add_input_section_for_script): Renamed to
2853 Output_section::add_simple_input_section.
2854 (Output_section::save_states): Add a comment.
2855 (Output_section::discard_states): New method defintion.
2856 (Output_section::adjust_section_offsets): Same.
2857 * output.h (Output_section::add_input_section_for_script): Renamed to
2858 Output_section::add_simple_input_section.
2859 (Output_section::discard_states): New method declaration.
2860 (Output_section::adjust_section_offsets): Same.
2861 (Output_section::section_offsets_need_adjustment,
2862 Output_section::set_section_offsets_need_adjustment): New method
2863 definitions.
2864 (Output_section::section_offsets_need_adjustment_): New data member.
2865 * script-sections.cc
2866 (Output_section_element_input::set_section_address): Adjust code for
2867 renaming of Output_section::add_input_section_for_script.
2868 (Orphan_output_section::set_section_address): Same.
2870 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2872 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2873 Fix_v4bx enum values .
2874 * gold/options.h (General_options): New option definitions.
2875 (General_options::fix_v4bx): New method.
2876 (General_options::Fix_v4bx): New enum.
2877 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2878 (General_options::parse_fix_v4bx_interworking): New method.
2880 2010-01-22 Doug Kwan <dougkwan@google.com>
2882 * arm.cc (Arm_exidx_fixup): New class.
2884 2010-01-21 Doug Kwan <dougkwan@google.com>
2886 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2887 classes.
2888 (Arm_exidx_section_offset_map): New type.
2890 2010-01-21 Doug Kwan <dougkwan@google.com>
2892 * arm.cc (Arm_exidx_input_section): New class.
2893 (Arm_relobj::exidx_input_section_by_link,
2894 Arm_relobj::exidx_input_section_by_shndx,
2895 Arm_relobj::make_exidx_input_section): New methods.
2896 (read_arm_attributes_section): Remove.
2897 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2898 information about them.
2899 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2900 to here.
2902 2010-01-20 Doug Kwan <dougkwan@google.com>
2904 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2905 Input_section_specifier to Section_id.
2906 (Target_arm::new_arm_input_section: Adjust code for change of key
2907 type.
2908 (Target_arm::find_arm_input_section): Ditto.
2909 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2910 (Section_id): Remove.
2911 (Garbage_collection::Section_id_hash): Remove.
2912 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2913 (Section_id): Remove.
2914 (Icf::Section_id_hash): Remove.
2915 * object.h (Section_id, Const_section_id, Section_id_hash,
2916 Const_section_id_hash): New type definitions.
2917 * output.cc (Output_section::add_relaxed_input_section): Change to
2918 use Const_section_id instead of Input_section_specifier as key type.
2919 (Output_section::add_merge_input_section): Ditto.
2920 (Output_section::build_relaxation_map): Change to use Section_id
2921 instead of Input_section_specifier as key type.
2922 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2923 Ditto.
2924 (Output_section::convert_input_sections_to_relaxed_sections): Change
2925 to use Const_section_id instead of Input_section_specifier as key type.
2926 (Output_section::find_merge_section): Ditto.
2927 (Output_section::find_relaxed_input_section): Ditto.
2928 * output.h (Input_section_specifier): Remove class.
2929 (Output_section::Output_section_data_by_input_section_map): Change
2930 key type to Const_section_id.
2931 (Output_section::Output_relaxed_input_section_by_input_section_map):
2932 Ditto.
2933 (Output_section::Relaxation_map): Change key type to Section_id.
2935 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2937 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2938 (class Arm_v4bx_stub): New class.
2939 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2940 (Stub_factory::make_arm_v4bx_stub): New method.
2941 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2942 (Stub_table::empty): Handle v4bx stubs.
2943 (Stub_table::add_arm_v4bx_stub): New method.
2944 (Stub_table::find_arm_v4bx_stub): New method.
2945 (Arm_relocate_functions::v4bx): New method.
2946 (Target_arm::fix_v4bx): New method.
2947 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2948 (Stub_table::relocate_stubs): Likewise.
2949 (Stub_table::do_write): Likewise.
2950 (Stub_table::update_data_size_and_addralign): Likewise.
2951 (Stub_table::finalize_stubs): Likewise.
2952 (Target_arm::Scan::local): Likewise.
2953 (Target_arm::Scan::global): Likewise.
2954 (Target_arm::do_finalize_sections): Likewise.
2955 (Target_arm::Relocate::relocate): Likewise.
2956 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2957 Likewise.
2958 (Target_arm::scan_reloc_for_stub): Likewise.
2959 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2961 2010-01-19 Ian Lance Taylor <iant@google.com>
2963 * output.cc (Output_section_headers::do_sized_write): Write large
2964 segment count to sh_info field.
2965 (Output_file_header::do_sized_write): For large segment count,
2966 write PN_XNUM to e_phnum field.
2968 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2970 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2971 (Arm_relocate_functions::thm_jump8): New function.
2972 (Arm_relocate_functions::thm_jump11): New function.
2973 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2974 R_ARM_THM_JUMP11.
2975 (Target_arm::Scan::global): Likewise.
2976 (Target_arm::Relocate::relocate): Likewise.
2977 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2978 Likewise.
2980 2010-01-14 Doug Kwan <dougkwan@google.com>
2982 * arm.cc (map, utility): Include headers.
2983 (Target_arm::apply_cortex_a8_workaround): New method.
2984 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2985 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2986 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2987 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2988 the --[no-]fix-cortex-a8 command line options.
2989 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2990 (Target_arm::relocate_stub): Use addend in instruction template.
2991 * options.h (DEFINE_bool): Set the user-set flag.
2992 (General_options): Add --[no-]-fix-cortex options.
2993 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2994 : Update fast look-up map after conversion.
2996 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2998 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2999 in the first pass of do_layout.
3001 2010-01-13 Doug Kwan <dougkwan@google.com>
3003 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3004 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3005 apparent compiler problem of not folding static constant integral
3006 data members of elfcpp::Elf_sizes<32>.
3008 2010-01-13 Doug Kwan <dougkwan@google.com>
3010 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3011 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3012 Arm_relobj::scan_section_for_cortex_a8_erratum,
3013 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3014 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3015 sections to scan for relocation stubs into a new method
3016 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3017 relocation and Cortex-A8 stub scanning.
3018 (Target_arm::do_relax): Force stubs to be after stubbed sections
3019 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3020 the beginning of a new relaxation pass. Update a comment.
3021 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3023 2010-01-12 Ian Lance Taylor <iant@google.com>
3025 * target-reloc.h (visibility_error): New inline function.
3026 (relocate_section): Call visibility_error.
3027 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3028 (MOSTLYCLEANFILES): Likewise.
3029 (protected_4_pic.o, protected_3.err): New targets.
3030 * testsuite/protected_4.cc: New file.
3032 2010-01-12 Doug Kwan <dougkwan@google.com>
3034 * arm.cc (Cortex_a8_reloc): New class.
3035 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3036 and cortex_a8_relocs_info_.
3037 (Target_arm::fix_cortex_a8): New method definition.
3038 (Target_arm::Cortex_a8_relocs_info): New type.
3039 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3040 New data member declarations.
3041 (Target_arm::scan_reloc_for_stub): Record information about
3042 relocations for THUMB branches that might be exempted from the
3043 Cortex-A8 workaround.
3044 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3045 at the beginning of a relaxation pass.
3047 2010-01-12 Doug Kwan <dougkwan@google.com>
3049 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3050 (Arm_relobj::Mapping_symbol_position,
3051 Arm_reloj::Mapping_symbol_position_less,
3052 Arm_relobj::Mapping_symbols_info): New types.
3053 (Target_arm::is_mapping_symbol_name): New method definition.
3054 (Arm_relobj::do_count_local_symbols): Save information about mapping
3055 symbols.
3057 2010-01-11 Doug Kwan <dougkwan@google.com>
3059 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3060 Arm_relocate_functions::thumb32_branch_upper,
3061 Arm_relocate_functions::thumb32_branch_lower,
3062 Arm_relocate_functions::thumb32_cond_branch_offset,
3063 Arm_relocate_functions::thumb32_cond_branch_upper,
3064 Arm_relocate_functions::thumb32_cond_branch_lower,
3065 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3066 branch offset encoding.
3067 (Arm_relocate_functions::thumb_branch_common): Use new branch
3068 offset encoding methods to avoid code duplication.
3069 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3070 (Stub_addend_reader::operator()): Use new branch encoding method
3071 to avoid code duplication.
3073 2010-01-11 Doug Kwan <dougkwan@google.com>
3075 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3076 (Target_arm::do_finalize_sections): Define special EXIDX section
3077 symbols only if referenced.
3078 * gc.h (Garbage_collection::add_reference): New method.
3079 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3080 code duplication.
3082 2010-01-11 Ian Lance Taylor <iant@google.com>
3084 * script.cc (Version_script_info::build_expression_list_lookup):
3085 Change complaing about duplicate wildcard match from error to
3086 warning.
3088 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3089 of 2009-12-30.
3090 (Version_script_info::Version_script_info): Initialize globs_,
3091 default_version_, default_is_global_, and exact_. Don't
3092 initialize globals_ or locals_.
3093 (Version_script_info::build_lookup_tables): Build local symbols
3094 first.
3095 (Version_script_info::unquote): New function.
3096 (Version_script_info::add_exact_match): New function.
3097 (Version_script_info::build_expression_list_lookup): Remove lookup
3098 parameter. Add is_global parameter. Change all callers. Handle
3099 wildcard pattern specially. Unquote pattern. Call
3100 add_exact_match.
3101 (Version_script_info::get_name_to_match): New function.
3102 (Version_script_info::get_symbol_version): New function.
3103 (Version_script_info::get_symbol_version_helper): Remove.
3104 (Version_script_info::check_unmatched_names): Call unquote.
3105 * script.h (class Version_script_info): Change get_symbol_version
3106 to be non-inline and add is_global parameter; change all callers.
3107 Rewrite symbol_is_local. Update declarations. Define struct
3108 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3109 Remove globals_ and locals_ members. Add exact_, globs_,
3110 default_version_, is_global_.
3111 (Version_script_info::Glob): Remove pattern, add expression and
3112 is_global. Update constructor. Change all callers.
3113 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3114 default version.
3115 (Versions::symbol_section_contents): If a symbol is undefined, or
3116 defined in a dynamic object, set the version index to
3117 VER_NDX_LOCAL.
3118 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3119 symbol_is_local.
3120 (Symbol_table::add_from_pluginobj): Likewise.
3121 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3123 2010-01-11 Doug Kwan <dougkwan@google.com>
3125 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3126 (incremental_dump_LDADD): Add linking option for libintl.
3127 * Makefile.in: Regenerate.
3129 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3131 PR gold/11144
3132 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3133 instead of -Ds.
3134 * testsuite/Makefile.in: Regenerated.
3136 2010-01-10 Doug Kwan <dougkwan@google.com>
3138 * options.h (DEFINE_var): Use parentheses around argument varname__
3139 in macro body to avoid any unintended subsequent substitutions.
3141 2010-01-10 Ian Lance Taylor <iant@google.com>
3143 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3144 candidates before doing symbol resolution.
3146 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3147 ODR candidates if only one is weak.
3149 2010-01-08 Ian Lance Taylor <iant@google.com>
3151 * script.cc (Version_script_info::build_expression_list_lookup):
3152 Don't warn about ambiguous version, just record the ambiguity.
3153 (Version_script_info::get_symbol_version_helper): Give error if
3154 version is ambiguous.
3156 2010-01-08 Doug Kwan <dougkwan@google.com>
3158 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3159 prev_data_size_ and prev_addralign_. Remove initializer for
3160 deleted data member has_been_changed_.
3161 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3162 to determine if the table is empty.
3163 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3164 Remove.
3165 (Stub_table::add_reloc_stub): Define method in class definition
3166 instead of just declaring it there.
3167 (Stub_table::add_cortex_a8_stub): New method definition.
3168 (Stub_table::update_data_size_and_addralign): Ditto.
3169 (Stub_table::finalize_stubs): Ditto.
3170 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3171 (Stub_table::do_addralign_): Return address alignment in the
3172 (Stub_table::do_reset_address_and_file_offset): Define method in
3173 class definition instead of declaring it there. Set current data
3174 size to be the data size of the previous pass.
3175 (Stub_table::set_final_data_size): Use current data size as the
3176 final data size.
3177 (Stub_table::relocate_stub): Change parameter type of stub from
3178 Reloc_stub pointer to Stub pointer.
3179 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3180 (Stub_table::Cortex_a8_stub_list): New typedef.
3181 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3182 Stub_table::prev_addralign_): New data member.
3183 (Arm_relobj::Arm_relobj): Initialize data member
3184 section_has_cortex_a8_workaround_.
3185 (Arm_relobj::section_has_cortex_a8_workaround,
3186 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3187 definitions.
3188 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3189 declarations.
3190 (Target_arm::relocate_stub): Change parameter type of stub from
3191 Reloc_stub pointer to Stub pointer.
3192 (Insn_template::size, Insn_template::alignment): Handle
3193 THUMB16_SPECIAL_TYPE.
3194 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3195 Stub_table::update_data_size_and_addralign,
3196 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3197 definitions.
3198 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3199 (Stub_table::do_write): Ditto.
3200 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3202 2010-01-08 Ian Lance Taylor <iant@google.com>
3204 PR 11108
3205 * symtab.h (class Symbol): Remove fields is_target_special_ and
3206 has_plt_offset_. Add field is_defined_in_discarded_section_.
3207 (Symbol::is_defined_in_discarded_section): New function.
3208 (Symbol::set_is_defined_in_discarded_section): New function.
3209 (Symbol::has_plt_offset): Rewrite.
3210 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3211 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3212 Don't initialize is_target_special_ or has_plt_offset_.
3213 Initialize is_defined_in_discarded_section_.
3214 (Symbol_table::add_from_relobj): If appropriate, set
3215 is_defined_in_discarded_section.
3216 * resolve.cc (Symbol::override_base_with_special): Don't test
3217 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3218 * target-reloc.h (relocate_section): Do special handling for
3219 symbols defined in discarded sections for global symbols as well
3220 as local symbols.
3222 2010-01-08 Ian Lance Taylor <iant@google.com>
3224 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3225 the SHT_SYMTAB case.
3227 2010-01-08 Ian Lance Taylor <iant@google.com>
3229 * object.cc (Sized_relobj::do_layout): Don't get confused if
3230 layout_eh_frame returns NULL.
3232 2010-01-08 Ian Lance Taylor <iant@google.com>
3234 PR 11084
3235 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3236 dynamic symbol table, use the normal symbol table.
3237 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3238 symbol table.
3240 2010-01-08 Ian Lance Taylor <iant@google.com>
3242 PR 11072
3243 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3244 sections.
3246 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3248 * version.cc (print_version): Change to "Copyright 2010".
3250 2010-01-08 Ian Lance Taylor <iant@google.com>
3252 PR 10287
3253 PR 11063
3254 * i386.cc (class Target_i386): Change return type of plt_section
3255 to be non-const.
3256 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3257 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3258 tls_desc_rel_ field.
3259 (Output_data_plt_i386::rel_tls_desc): New function.
3260 (Target_i386::rel_tls_desc_section): New function.
3261 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3262 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3263 R_386_TLS_DESC reloc in rel_tls_desc_section.
3264 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3265 Define struct Tlsdesc_info.
3266 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3267 (Target_x86_64::do_reloc_symbol_index): New function.
3268 (Target_x86_64::add_tlsdesc_info): New function.
3269 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3270 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3271 tlsdesc_rel_ field.
3272 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3273 all callers.
3274 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3275 (Target_x86_64::rela_tlsdesc_section): New function.
3276 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3277 handling.
3278 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3279 (Target_x86_64::do_reloc_addend): New function.
3280 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3281 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3282 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3283 (Output_reloc::type): New function.
3284 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3285 (Output_reloc::is_target_specific): New function.
3286 (Output_reloc::target_arg): New function.
3287 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3288 absolute relocs and target specific relocs.
3289 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3290 add_target_specific.
3291 (class Output_data_reloc) [SHT_RELA]: Likewise.
3292 * output.cc (Output_reloc::Output_reloc): Add four new versions
3293 for absolute relocs and target specific relocs.
3294 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3295 (Output_reloc::get_symbol_index): Likewise.
3296 (Output_reloc::local_section_offset): Check that local_sym_index_
3297 is not TARGET_CODE or 0.
3298 (Output_reloc::symbol_value): Likewise.
3299 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3300 reloc.
3301 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3302 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3303 functions.
3304 * layout.cc (add_target_dynamic_tags): Use output section for
3305 DT_PLTRELSZ and DT_JMPREL.
3307 2010-01-07 Ian Lance Taylor <iant@google.com>
3309 PR 11061
3310 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3311 function.
3312 (class Output_data_reloc_generic): Define.
3313 (class Output_data_reloc_base): Change base class to
3314 Output_data_reloc_generic. Change add() method to call
3315 bump_relative_reloc_count for a relative reloc. Remove
3316 sort_relocs_ field.
3317 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3318 to sort_relocs().
3319 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3320 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3321 appropriate.
3322 * layout.h (class Layout): Update declaration.
3324 2010-01-07 Ian Lance Taylor <iant@google.com>
3326 * output.h (class Output_data): Add const version of
3327 output_section and do_output_section.
3328 (class Output_section_data): Add const version of
3329 do_output_section.
3330 (class Output_section): Likewise.
3331 * layout.cc (Layout::add_target_dynamic_tags): New function.
3332 * layout.h (class Layout): Update declarations.
3333 * arm.cc (Target_arm::do_finalize_sections): Use
3334 add_target_dynamic_tags.
3335 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3336 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3337 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3338 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3340 2010-01-07 Ian Lance Taylor <iant@google.com>
3342 PR 11042
3343 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3344 object as needed.
3346 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3347 Ian Lance Taylor <iant@google.com>
3349 PR 11019
3350 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3351 Xindex::read_symtab_xindex.
3353 2010-01-07 Doug Kwan <dougkwan@google.com>
3355 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3356 (Insn_template::thumb16_bcond_insn): New method declaration.
3357 (Insn_template): Fix spelling.
3358 (Stub::thumb16_special): New method declaration.
3359 (Stub::do_write): Define virtual method which was previously pure
3360 virtual.
3361 (Stub::do_thumb16_special): New method declaration.
3362 (Stub::do_fixed_endian_write): New template member.
3363 (Reloc_stub::do_write): Remove.
3364 (Reloc_stub::do_fixed_endian_write): Remove.
3365 (Cortex_a8_stub): New class definition.
3366 (Stub_factory::make_cortex_a8_stub): New method definition.
3367 (Stub_factory::Stub_factory): Add missing static storage class
3368 qualifier for elf32_arm_stub_a8_veneer_blx.
3370 2010-01-07 Ian Lance Taylor <iant@google.com>
3372 PR 10980
3373 * options.h (class General_options): Add --warn-unresolved-symbols
3374 and --error-unresolved-symbols.
3375 * errors.cc (Errors::undefined_symbol): Implement
3376 --warn-unresolved-symbols.
3378 * options.h (class General_options): Add -z text and -z textoff.
3379 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3381 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3383 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3384 (Garbage_collection::cident_sections): New function.
3385 (Garbage_collection::add_cident_section): New function.
3386 (Garbage_collection::cident_sections_): New member.
3387 (gc_process_relocs): Add references to sections whose names are C
3388 identifiers.
3389 * gold.h (cident_section_start_prefix): New constant.
3390 (cident_section_stop_prefix): New constant.
3391 (is_cident): New function.
3392 * layout.cc (Layout::define_section_symbols): Replace string constants
3393 with the newly defined constants.
3394 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3395 C identifiers.
3396 * testsuite/Makefile.am: Add gc_orphan_section_test.
3397 * testsuite/Makefile.in: Regenerate.
3398 * testsuite/gc_orphan_section_test.cc: New file.
3399 * testsuite/gc_orphan_section_test.sh: New file.
3401 2010-01-06 Ian Lance Taylor <iant@google.com>
3403 PR 10980
3404 * options.h (class General_options): Add --warn-shared-textrel.
3405 * layout.cc (Layout::finish_dynamic_section): Implement
3406 --warn-shared-textrel.
3408 PR 10980
3409 * options.h (class General_options): Add --warn-multiple-gp.
3411 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3413 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3414 $(THREADSLIB) and $(LIBDL).
3415 * Makefile.in: Rebuild.
3417 2010-01-06 Ian Lance Taylor <iant@google.com>
3419 PR 10980
3420 * options.cc (General_options::parse_section_start): New function.
3421 (General_options::section_start): New function.
3422 (General_options::General_options): Initialize all members.
3423 * options.h: Include <map>
3424 (class General_options): Add --section-start. Add section_starts_
3425 member.
3426 * layout.cc (Layout::attach_allocated_section_to_segment): If
3427 --section-start was used, set the address of the segment. Remove
3428 local sort_sections.
3429 (Layout::relaxation_loop_body): If the address of the load segment
3430 has been set by --section-start, don't use it.
3431 * output.h (Output_segment::update_flags_for_output_section): New
3432 function.
3433 * output.cc (Output_segment::add_output_section): Call
3434 update_flags_for_output_section.
3436 2010-01-05 Ian Lance Taylor <iant@google.com>
3438 PR 10980
3439 * options.h (class General_options): Add --undefined-version.
3440 * script.cc (struct Version_expression): Add was_matched_by_symbol
3441 field.
3442 (Version_script_info::matched_symbol): New function.
3443 (Version_script_info::get_symbol_version_helper): Call
3444 matched_symbol.
3445 (Version_script_info::check_unmatched_names): New function.
3446 * script.h (class Version_script_info): Update declarations.
3447 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3449 * options.h (class General_options): Use DEFINE_bool_alias for
3450 allow_multiple_definition.
3451 * resolve.cc (Symbol_table::should_override): Don't test
3452 allow_multiple_definition.
3454 PR 10980
3455 * options.h (class General_options): Add --cref.
3456 * main.cc (main): Print cref table if --cref. Don't close mapfile
3457 until after printing cref table.
3458 * cref.cc: Include "symtab.h".
3459 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3460 (Cref_table_compare::operator()): New function.
3461 (Cref_inputs::gather_cref): New function.
3462 (filecol): New static const.
3463 (Cref_inputs::print_cref): New function.
3464 (Cref::print_cref): New function.
3465 * cref.h: Include <cstdio>.
3466 (class Cref): Update declarations.
3467 * mapfile.h (Mapfile::file): New function.
3468 * object.h (class Object): Define Symbols. Declare virtual
3469 do_get_global_symbols.
3470 (Object::get_global_symbols): New function.
3471 * object.cc (Input_objects::add_object): Pass object to cref_ if
3472 --cref.
3473 (Input_objects::archive_start): Likewise.
3474 (Input_objects::archive_stop): Likewise.
3475 (Input_objects::print_cref): New function.
3476 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3477 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3478 --cref.
3479 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3480 function.
3481 * plugin.h (class Sized_pluginobj): Update declarations.
3483 2010-01-05 Ian Lance Taylor <iant@google.com>
3485 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3486 to is_default_version. Rename insdef to insdefault.
3487 (Symbol_table::add_from_relobj): Rename def to is_default_version
3488 and local to is_forced_local.
3489 (Symbol_table::add_from_pluginobj): Likewise.
3490 (Symbol_table::add_from_dynobj): Likewise.
3491 (Symbol_table::define_special_symbol): Rename insdef to
3492 insdefault.
3494 2010-01-04 Ian Lance Taylor <iant@google.com>
3496 PR 10980
3497 * options.h (class General_options): Add
3498 --allow-multiple-definition and -z muldefs.
3499 * resolve.cc (Symbol_table::should_override): Don't warn about a
3500 multiple symbol definition if --allow-multiple-definition or -z
3501 muldefs.
3503 PR 10980
3504 * options.h (class General_options): Add --add-needed and
3505 --copy-dt-needed-entries. Tweak --as-needed help entry.
3506 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3507 error if --copy-dt-needed-entries aka --add-needed is used and
3508 would cause a change in behaviour.
3510 PR 10980
3511 * options.h (class General_options): Add -G as a short version of
3512 --shared. Add no-op options -assert, -g, and -i.
3514 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3516 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3517 check for .text or .gnu.linkonce.t sections.
3518 * icf.cc (Icf::find_identical_sections): Ditto.
3519 Change the detection for mangled function name within the section
3520 name.
3521 * icf.h (is_section_foldable_candidate): New function.
3523 2009-12-30 Ian Lance Taylor <iant@google.com>
3525 PR 10980
3526 * options.h (class General_options): Permit two dashes with
3527 --retain-symbols-file.
3529 2009-12-30 Ian Lance Taylor <iant@google.com>
3531 PR 10979
3532 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3533 don't put the file header and segment headers in the text
3534 segment.
3536 PR 10979
3537 * common.cc (Sort_commons::operator()): Stabilize sort when both
3538 entries are NULL.
3539 (Symbol_table::do_allocate_commons_list): When allocating common
3540 symbols, skip a symbol which is no longer common.
3541 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3542 an object before checking its type.
3543 * testsuite/common_test_2.c: New file.
3544 * testsuite/common_test_3.c: New file.
3545 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3546 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3547 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3548 (common_test_2_pic.o, common_test_2.so): New targets.
3549 (common_test_3_pic.o, common_test_3.so): New targets.
3550 * testsuite/Makefile.in: Rebuild.
3552 PR 10979
3553 * script.cc (read_input_script): If we see a new SECTIONS clause,
3554 and we have added an input section, give an error.
3555 * layout.h (class Layout): Add have_added_input_section function.
3556 Add have_added_input_section_ field.
3557 * layout.cc (Layout::Layout): Initialize
3558 have_added_input_section_.
3559 (Layout::layout): Set have_added_input_section_.
3560 (Layout::layout_eh_frame): Likewise.
3562 2009-12-30 Ian Lance Taylor <iant@google.com>
3564 PR 10931
3565 * options.h (class General_options): Add --sort-common option.
3566 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3567 * common.cc (Sort_common): Add sort_order parameter to
3568 constructor. Add sort_order_ field.
3569 (Sort_commons::operator): Check sort_order_.
3570 (Symbol_table::allocate_commons): Determine the sort order.
3571 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3572 Change all callers.
3573 (Symbol_table::do_allocate_commons_list): Likewise.
3575 2009-12-30 Ian Lance Taylor <iant@google.com>
3577 PR 10916
3578 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3579 symbols from this object, don't change the visibility of an
3580 undefined symbol.
3581 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3583 2009-12-30 Ian Lance Taylor <iant@google.com>
3585 PR 10861
3586 * script.h (class Version_script_info): Define Language enum.
3587 Update declarations. Define Glob, Exact, and Lookup types. Add
3588 new fields globals_, locals_, and is_finalized_.
3589 * script.cc: Various formatting fixes.
3590 (class Parser_closure): Change language_stack_ from a vector of
3591 std::string to one of Version_script_info::Language. Adjust all
3592 uses accordingly.
3593 (class Lazy_demangler): Remove.
3594 (struct Version_expression): Change language from std::string to
3595 Version_script_info::Language.
3596 (Version_script_info::Version_script_info): New function.
3597 (Version_script_info::~Version_script_info): Don't call clear.
3598 (Version_script_info::finalize): New function.
3599 (Version_script_info::build_lookup_tables): New function.
3600 (Version_script_info::build_expression_list_lookup): New
3601 function.
3602 (Version_script_info::get_symbol_version_helper): Rewrite to use
3603 lookup tables.
3604 (Version_script_info::print_expression_list): Adjust to use
3605 Version_script_info::Language.
3606 (script_push_lex_into_version_mode): Check that the version script
3607 has not been finalized.
3608 (version_script_push_lang): Change language string to
3609 Version_script_info::Language.
3610 * options.cc (Command_line::version_script): New function.
3611 * options.h (class General_options): Add finalize_dynamic_list
3612 function. Change version_script from declaration to definition.
3613 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3614 * testsuite/version_script.map: Remove duplicate def of foo.
3615 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3616 version_script.map.
3617 * testsuite/Makefile.in: Rebuild.
3619 2009-12-30 Ian Lance Taylor <iant@google.com>
3621 PR 10843
3622 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3623 if the input symbol index is 0, make the output symbol index 0.
3625 2009-12-30 Ian Lance Taylor <iant@google.com>
3627 PR 10670
3628 * options.h (class General_options): Add -x/--discard-all.
3629 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3630 --discard-all. If the local symbol needs a dynamic entry, check
3631 that before handling --discard-locals.
3633 2009-12-30 Ian Lance Taylor <iant@google.com>
3635 PR 10450
3636 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3637 flags to PF_R.
3638 (Output_segment::add_output_section): Don't change the flags if
3639 the type is PT_TLS.
3641 PR 10450
3642 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3643 GNU hash table if they need a dynamic value. Otherwise, don't add
3644 them if they are defined in a dynamic object or are forced local.
3646 2009-12-29 Ian Lance Taylor <iant@google.com>
3648 PR 10450
3649 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3650 .gnu.hash table for a 32-bit target.
3652 PR 10450
3653 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3654 regular and a dynamic object only needs a dynamic symbol table
3655 entry if it is externally visible.
3657 PR 10450
3658 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3659 constructor. Add global_offset_table_ field.
3660 (Target_i386::got_section): Set global_offset_table_.
3661 (Target_i386::do_finalize_sections): Set global_offset_table_
3662 size.
3663 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3664 in constructor. Add global_offset_table_ field.
3665 (Target_x86_64::got_section): Set global_offset_table_.
3666 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3667 size.
3669 * layout.cc (Layout::Layout): Initialize increase_relro_.
3670 (Layout::get_output_section): Add is_relro, is_last_relro, and
3671 is_first_non_relro parameters. Change all callers.
3672 (Layout::choose_output_section): Likewise.
3673 (Layout::add_output_section_data): Likewise.
3674 (Layout::make_output_section): Likewise.
3675 (Layout::set_segment_offsets): Clear increase_relro when using a
3676 linker script.
3677 * layout.h (class Layout): Add increase_relro method. Add
3678 increase_relro_ field. Update declarations.
3679 * output.cc (Output_section::Output_section): Initialize
3680 is_last_relro_ and is_first_non_relro_.
3681 (Output_segment::add_output_section): Group relro sections is
3682 do_sort is true. Handle is_last_relro and is_first_non_relro.
3683 (Output_segment::maximum_alignment): Remove relro handling.
3684 (Output_segment::set_section_addresses): Add increase_relro
3685 parameter. Change all callers. Add initial alignment to align
3686 relro sections on separate page. Remove old relro handling.
3687 (Output_segment::set_section_list_addresses): Remove in_relro
3688 parameter. Change all callers.
3689 (Output_segment::set_offset): Add increase parameter. Change all
3690 callers. Remove old relro handling.
3691 * output.h (class Output_section): Add new methods: is_last_relro,
3692 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3693 Add is_last_relro_ and is_first_non_relro_ fields.
3694 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3695 Create separate .got.plt section. Call increase_relro.
3696 * x86_64.cc (Target_x86_64::got_section): Likewise.
3697 * testsuite/relro_script_test.t: Add .got.plt.
3699 PR 10450
3700 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3701 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3702 (Layout::finalize): Call set_dynamic_symbol_size.
3703 (Layout::set_dynamic_symbol_size): New function.
3704 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3705 set_dynamic_symbol_size.
3707 PR 10450
3708 * output.h (class Output_section): Add is_entsize_zero_ field.
3709 * output.cc (Output_section::Output_section): Initialize
3710 is_entsize_zero_.
3711 (Output_section::set_entsize): If two different entsizes are
3712 requested, force it to zero.
3713 (Output_section::add_input_section): Set flags for .debug_str
3714 before updating section flags. Set entsize.
3715 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3716 and SHF_STRING if all input sections have those flags.
3718 2009-12-29 Rafael Espindola <espindola@google.com>
3720 * main.cc (main): Fix the sys time reporting.
3721 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3722 reporting.
3724 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3726 * options.cc (General_options::parse_version): Allow -v to exit
3727 without an error if there is nothing to link.
3729 2009-12-29 Ian Lance Taylor <iant@google.com>
3731 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3732 using a version of gcc before 4.1.
3733 * configure: Rebuild.
3735 2009-12-28 Chris Demetriou <cgd@google.com>
3737 * attributes.cc (Output_attributes_section_data::do_write): Use
3738 std::vector::front rather than std::vector::data.
3740 2009-12-28 Ian Lance Taylor <iant@google.com>
3742 * symtab.h (class Symbol_table): Add enum Defined.
3743 * resolve.cc (Symbol_table::should_override): Add defined
3744 parameter. Change all callers. Test whether object is NULL
3745 before calling a method on it.
3746 (Symbol_table::report_resolve_problem): Add defined parameter.
3747 Change all callers.
3748 (Symbol_table::should_override_with_special): Likewise.
3749 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3750 parameter. Change all callers.
3751 (Symbol_table::do_define_in_output_data): Likewise.
3752 (Symbol_table::define_in_output_segment): Likewise.
3753 (Symbol_table::do_define_in_output_segment): Likewise.
3754 (Symbol_table::define_as_constant): Likewise.
3755 (Symbol_table::do_define_as_constant): Likewise.
3756 * script.h (class Symbol_assignment): Add is_defsym parameter to
3757 constructor; change all callers.
3758 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3759 parameter. Change all callers. Add is_defsym_ field.
3760 (class Parser_closure): Add parsing_defsym parameter to
3761 constructor; change all callers. Add parsing_defsym accessor
3762 function. Add parsing_defsym_ field.
3764 2009-12-28 Ian Lance Taylor <iant@google.com>
3766 * gold.cc (queue_middle_tasks): Fix formatting.
3767 * object.cc (Relobj::is_section_name_included): Likewise.
3769 2009-12-23 Ian Lance Taylor <iant@google.com>
3771 * i386.cc (Target_i386::do_calls_non_split): Recognize
3772 -fsplit-stack prologue for a function with a static chain.
3773 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3774 -fsplit-stack prologue when using %r11.
3776 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3778 * options.cc (General_options::parse_version): Make -v continue and do
3779 the link like GNU ld does.
3781 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3783 * Makefile.am (CCFILES): Add timer.cc.
3784 (HFILES): Add timer.h.
3785 * configure.ac: Check for sysconf and times.
3786 * main.cc: include timer.h.
3787 (main): Use Timer instead of get_run_time.
3788 * timer.cc: New.
3789 * timer.h: New.
3790 * workqueue.cc: include timer.h.
3791 (Workqueue::find_and_run_task):
3792 Report user, sys and wall time.
3793 * Makefile.in: Regenerate.
3794 * config.in: Regenerate.
3795 * configure: Regenerate.
3797 2009-12-16 Doug Kwan <dougkwan@google.com>
3799 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3800 sections.
3801 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3802 relaxed input sections.
3803 * output.cc (Output_section::find_relaxed_input_section): Change
3804 return type to Output_relaxed_input_section pointer. Adjust code
3805 for new type of relaxed_input_section_map_.
3806 * output.h (Output_section::find_relaxed_input_section): Change
3807 return type to Output_relaxed_input_section pointer.
3808 (Output_section::Output_relaxed_input_section_by_input_section_map):
3809 New type.
3810 (Output_section::relaxed_input_section_map_): Change type to
3811 Output_section::Output_relaxed_input_section_by_input_section_map.
3812 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3813 input section.
3815 2009-12-15 Ian Lance Taylor <iant@google.com>
3817 * layout.cc (Layout::create_shstrtab): Only write out after input
3818 sections if we are compressing debug sections.
3820 2009-12-15 Ian Lance Taylor <iant@google.com>
3822 * archive.cc (Archive::add_symbols): Only look up a symbol without
3823 a version if there is, in fact, a version.
3825 2009-12-14 Ian Lance Taylor <iant@google.com>
3827 Revert -Wshadow changes, all changes from:
3828 2009-12-11 Doug Kwan <dougkwan@google.com>
3829 2009-12-11 Nick Clifton <nickc@redhat.com>
3830 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3832 2009-12-11 Doug Kwan <dougkwan@google.com>
3834 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3835 due to -Wshadow.
3836 * attributes.cc (Object_attribute::size): Ditto.
3837 (Attributes_section_data::size): Ditto.
3838 (Attributes_section_data::Attributes_section_data): Ditto.
3839 (Output_attributes_section_data::do_write): Ditto.
3840 * attributes.h (Object_attribute::set_type): Ditto.
3841 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3843 2009-12-11 Nick Clifton <nickc@redhat.com>
3845 * archive.cc: Fix shadowed variable warnings.
3846 * arm.cc: Likewise.
3847 * compressed_output.cc: Likewise.
3848 * compressed_output.h: Likewise.
3849 * configure: Likewise.
3850 * dwarf_reader.cc: Likewise.
3851 * dynobj.cc: Likewise.
3852 * dynobj.h: Likewise.
3853 * ehframe.cc: Likewise.
3854 * ehframe.h: Likewise.
3855 * errors.cc: Likewise.
3856 * expression.cc: Likewise.
3857 * fileread.cc: Likewise.
3858 * fileread.h: Likewise.
3859 * freebsd.h: Likewise.
3860 * i386.cc: Likewise.
3861 * icf.cc: Likewise.
3862 * incremental.h: Likewise.
3863 * layout.cc: Likewise.
3864 * layout.h: Likewise.
3865 * mapfile.cc: Likewise.
3866 * merge.cc: Likewise.
3867 * merge.h: Likewise.
3868 * object.cc: Likewise.
3869 * object.h: Likewise.
3870 * options.h: Likewise.
3871 * output.cc: Likewise.
3872 * output.h: Likewise.
3873 * parameters.cc: Likewise.
3874 * plugin.cc: Likewise.
3875 * powerpc.cc: Likewise.
3876 * reduced_debug_output.cc: Likewise.
3877 * reduced_debug_output.h: Likewise.
3878 * reloc.cc: Likewise.
3879 * reloc.h: Likewise.
3880 * resolve.cc: Likewise.
3881 * script-sections.cc: Likewise.
3882 * script.cc: Likewise.
3883 * script.h: Likewise.
3884 * sparc.cc: Likewise.
3885 * symtab.cc: Likewise.
3886 * symtab.h: Likewise.
3887 * target-select.cc: Likewise.
3888 * target-select.h: Likewise.
3889 * token.h: Likewise.
3890 * workqueue.cc: Likewise.
3891 * workqueue.h: Likewise.
3892 * x86_64.cc: Likewise.
3894 2009-12-10 Doug Kwan <dougkwan@google.com>
3896 * arm.cc (attributes.h): New include.
3897 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3898 (Arm_relobj::~Arm_relobj): Delete object pointed by
3899 attributes_section_data_.
3900 (Arm_relobj::attributes_section_data): New method definition.
3901 (Arm_relobj::attributes_section_data_): New data member declaration.
3902 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3903 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3904 attributes_section_data_.
3905 (Arm_dynobj::attributes_section_data): New method definition.
3906 (Arm_dynobj::attributes_section_data_): New data member declaration.
3907 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3908 initialization value of may_use_blx_ to false.
3909 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3910 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3911 object attributes to compute results instead of hard-coding.
3912 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3913 Target_arm::get_secondary_compatible_arch,
3914 Target_arm::set_secondary_compatible_arch
3915 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3916 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3917 New method declarations.
3918 (Target_arm::get_aeabi_object_attribute): New method definition.
3919 (Target_arm::attributes_section_data_): New data member declaration.
3920 (read_arm_attributes_section): New template definition.
3921 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3922 (Arm_dynobj::do_read_symbols): Ditto.
3923 (Target_arm::do_finalize_sections): Merge attributes sections from
3924 input. Check for BLX use after attributes section merging.
3925 Fix __exidx_start and __exidx_end visibility. Create an
3926 .ARM.attributes section if necessary.
3927 (Target_arm::get_secondary_compatible_arch,
3928 Target_arm::set_secondary_compatible_arch,
3929 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3930 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3931 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3932 New method definitions.
3934 2009-12-09 Ian Lance Taylor <iant@google.com>
3936 * plugin.cc (Plugin::load): Don't cast from void* to a function
3937 pointer.
3939 2009-12-09 Ian Lance Taylor <iant@google.com>
3941 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3942 information fields.
3944 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3946 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3947 Replace two_file_shared_1.so with two_file_shared_2.so.
3948 * testsuite/Makefile.in: Regenerated.
3950 2009-12-08 Doug Kwan <dougkwan@google.com>
3952 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3953 (HFILES): Add attributes.h and int_encoding.h.
3954 * Makefile.in: Regenerate.
3955 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3956 function definitions to int_encoding.cc
3957 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3958 prototypes to int_encoding.h
3959 * reduced_debug_output.cc (int_encoding.h): New include.
3960 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3961 function definitions to int_encoding.cc
3962 (insert_into_vector, read_from_pointer): Move template definitions to
3963 int_encoding.h
3964 * attributes.cc: New file.
3965 * attributes.h: New file.
3966 * int_encoding.cc: New file.
3967 * int_encoding.h: New file.
3969 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3971 PR gold/11055
3972 * incremental-dump.cc (dump_incremental_inputs): New.
3973 (main): Use dump_incremental_inputs.
3975 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3977 PR gold/10893
3978 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3979 checking elfcpp::STT_FUNC.
3980 (Target_i386::Relocate::relocate): Likewise.
3981 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3983 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3984 symbols from shared libraries into normal FUNC symbols.
3986 * symtab.h (Symbol): Add is_func and use it.
3988 2009-12-05 Doug Kwan <dougkwan@google.com>
3990 * arm.cc (Target_arm::arm_info): Initialize new fields
3991 attributes_section and attributes_vendor.
3992 * i386.cc (Target_i386::i386_info): Same.
3993 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3994 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3995 fields attributes_section and attributes_vendor.
3996 * sparc.cc (Target_sparc::sparc_info): Same.
3997 * target.h (Target::attributes_section, Target::attributes_vendor,
3998 Target::is_attributes_section, Target::attribute_arg_type,
3999 Target::attributes_order): New method definitions.
4000 (Target::Target_info::attributes_section,
4001 Target::Target_info::attributes_vendor): New fields.
4002 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4003 virtual method definitions.
4004 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4005 attributes_section and attributes_vendor.
4006 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4008 2009-12-05 Doug Kwan <dougkwan@google.com>
4010 * arm.cc: Update comments about interworking and stub generation.
4011 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4012 considered as non-PIC.
4013 (Arm_relocate_functions::base_abs): Fix formatting.
4014 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4015 of function to use GOT entry address instead of offset.
4016 (Target_arm::Scan::global): Issue an error if a symbol would need a
4017 PLT does not get one because it is untyped. Remove code to create
4018 dynamic symbols for relative branches.
4019 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4020 takes unsigned integer instead of boolean.
4022 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4024 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4025 (two_file_test_LDADD): Likewise.
4026 (common_test_1_LDADD): Likewise.
4027 (exception_test_LDADD) Likewise.
4028 (weak_test_LDADD): Likewise.
4029 (many_sections_test_LDADD): Likewise.
4030 (initpri1_LDADD): Likewise.
4031 (script_test_1_LDADD): Likewise.
4032 (script_test_2_LDADD): Likewise.
4033 (justsyms_LDADD): Likewise.
4034 (binary_test_LDADD): Likewise.
4035 (large_LDADD): Likewise.
4036 * testsuite/Makefile.in: Regenerated.
4038 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4040 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4041 (Symbol_table::override_with_special): Likewise.
4042 (Symbol_table::add_from_object): Likewise.
4044 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4046 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4047 Don't set the data_offset twice.
4049 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4051 * testsuite/Makefile.in: Regenerate.
4053 2009-12-03 Doug Kwan <dougkwan@google.com>
4055 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4056 (Target_arm::do_finalize_sections): Add parameter for symbol table
4057 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4058 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4059 parameter for symbol table pointer.
4060 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4061 an additional parameter for a pointer to symbol table.
4062 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4063 parameter for a symbol table pointer.
4064 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4065 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4066 Ditto.
4067 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4068 parameter for a symbol table pointer.
4070 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4072 * incremental.cc (Incremental_inputs_header)
4073 (Incremental_inputs_header_write, Incremental_inputs_entry)
4074 (Incremental_inputs_entry_write): Move ...
4075 * incremental.h (Incremental_inputs_header)
4076 (Incremental_inputs_header_write, Incremental_inputs_entry)
4077 (Incremental_inputs_entry_write): here.
4079 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4081 * incremental.cc (make_sized_incremental_binary): Set the target.
4082 Error if it is incompatible.
4083 * output.h (Output_file): Add filename method.
4085 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4087 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4088 from the get_* methods.
4090 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4092 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4093 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4094 Write 0 for the data_offset of scripts.
4096 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4098 * testsuite/Makefile.am: Add the incremental_test.sh test.
4099 * testsuite/incremental_test.sh: New.
4100 * testsuite/incremental_test_1.c: New.
4101 * testsuite/incremental_test_2.c: New.
4103 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4105 * incremental-dump.cc (main): Fix typos.
4107 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4109 PR gold/11025
4110 * incremental-dump.cc (main): Use llu to print 64 bit values.
4112 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4113 H.J. Lu <hongjiu.lu@intel.com>
4115 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4116 $(LIBDL).
4117 (incremental_dump_LDADD): Likewise.
4118 * Makefile.in: Regenerated.
4120 2009-11-25 Doug Kwan <dougkwan@google.com>
4122 Revert:
4124 2009-11-25 Doug Kwan <dougkwan@google.com>
4126 * arm.cc (Target_arm::Target_arm): Move method definition
4127 outside of class definition. Add code to handle
4128 --target1-rel, --target1-abs and --target2= options.
4129 (Target_arm::get_reloc_reloc_type): Change method to be
4130 non-static and const.
4131 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4132 New data member declaration.
4133 (Target_arm::Scan::local, Target_arm::Scan::global,
4134 Target_arm::Relocate::relocate,
4135 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4136 Adjust call to Target_arm::get_real_reloc_type.
4137 (Target_arm::get_real_reloc_type): Use command line options
4138 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4139 * options.h (--target1-rel, --target1-abs, --target2): New
4140 ARM-only options.
4142 2009-11-25 Doug Kwan <dougkwan@google.com>
4144 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4145 class definition. Add code to handle --target1-rel, --target1-abs
4146 and --target2= options.
4147 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4148 and const.
4149 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4150 member declaration.
4151 (Target_arm::Scan::local, Target_arm::Scan::global,
4152 Target_arm::Relocate::relocate,
4153 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4154 call to Target_arm::get_real_reloc_type.
4155 (Target_arm::get_real_reloc_type): Use command line options to
4156 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4157 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4158 options.
4160 2009-11-25 Doug Kwan <dougkwan@google.com>
4162 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4163 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4164 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4165 formatting.
4166 (Arm_relocate_functions::thm_call): Replace body with a call to
4167 Arm_relocate_functions::thumb_branch_common.
4168 (Arm_relocate_functions::thm_jump24,
4169 Arm_relocate_functions::thm_xpc22): New method definitions.
4170 (Arm_relocate_functions::thumb_branch_common): New method definition.
4171 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4172 operator.
4173 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4174 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4176 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4178 * Makefile.am: Build incremental-dump
4179 * Makefile.in: Regenerate.
4180 * incremental-dump.cc: New.
4181 * incremental.cc (Incremental_inputs_header_data,
4182 Incremental_inputs_entry_data): Move to incremental.h
4183 * incremental.h: (Incremental_inputs_header_data,
4184 Incremental_inputs_entry_data): Move from incremental.cc
4186 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4188 * incremental.cc (Incremental_inputs_header,
4189 Incremental_inputs_header_write, Incremental_inputs_entry,
4190 Incremental_inputs_entry_write): Add a typedef with the data type.
4192 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4194 * incremental.cc (Incremental_inputs_header,
4195 Incremental_inputs_header_write, Incremental_inputs_entry,
4196 Incremental_inputs_entry_write): Update comment about which
4197 type has the filed descriptions.
4199 2009-11-15 Doug Kwan <dougkwan@google.com>
4201 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4202 (Arm_relocate_functions::arm_branch_common): Change method defintion
4203 in class definition to a method declaration and update list of formal
4204 parameters.
4205 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4206 Arm_relocation_functions::jump24): Adjust call to
4207 Arm_relocate_functions::arm_branch_common. Update list of formal
4208 parameters.
4209 (Arm_relocate_functions::xpc25): New method definition.
4210 (Arm_relocate_functions::arm_branch_common): Move method defintion
4211 out from class definition. Use stubs for mode-switching and extending
4212 branch ranges.
4213 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4214 specially. Change code to enable use of stubs in ARM branches.
4216 2009-11-10 Doug Kwan <dougkwan@google.com>
4218 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4219 in method declaration.
4220 (Target_arm::relocate_stub): New method declaration.
4221 (Target_arm::default_target): Change to return a pointer instead of
4222 a const reference.
4223 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4224 Target_arm::default_target.
4225 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4226 method definition.
4227 (Target_arm::relocate_section): Adjust view.
4228 (Target_arm::relocate_stub): New method definition.
4230 2009-11-10 Doug Kwan <dougkwan@google.com>
4232 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4233 a format warning.
4234 * incremental.cc (open_incremental_binary): Initialized local
4235 variables to avoid warnings.
4236 * object.cc (make_elf_object): Ditto.
4237 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4238 a format warning.
4240 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4242 PR gold/10930
4243 * testsuite/plugin_test.c: Include "config.h".
4245 2009-11-09 Doug Kwan <dougkwan@google.com>
4247 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4248 (arm_symbol_value): Remove.
4249 (Arm_relocate_functions::arm_branch_common,
4250 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4251 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4252 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4253 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4254 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4255 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4256 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4257 Arm_relocate_functions::thm_mobw_abs_nc,
4258 Arm_relocate_functions::thm_mov_abs,
4259 Arm_relocate_functions::movw_prel_nc,
4260 Arm_relocate_functions::thm_movt_abs,
4261 Arm_relocate_functions::movt_prel,
4262 Arm_relocate_functions::thm_movw_prel_nc,
4263 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4264 (Target_arm::Relocate::relocate): Only decompose address into two
4265 parts if relocation type uses the thumb-bit and pass the actual
4266 bit instead of a flag indicating that the thumb-bit is used. Adjust
4267 calls to methods in Arm_relocate_functions for this change.
4269 2009-11-08 Ian Lance Taylor <iant@google.com>
4271 PR 10925
4272 * reloc.cc: Instantiate
4273 Sized_relobj::initialize_input_to_output_maps and
4274 Sized_relobj:free_input_to_output_maps.
4276 2009-11-06 Ian Lance Taylor <iant@google.com>
4278 PR 10876
4279 * defstd.cc (in_segment): Set only_if_ref true for "end".
4281 2009-11-06 Doug Kwan <dougkwan@google.com>
4283 * arm.cc (class Reloc_stub): Correct a comment.
4284 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4285 (Target_arm::scan_section_for_stubs): New method declaration.
4286 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4287 Change methods from private to protected.
4288 (Target_arm::do_may_relax): New method definition.
4289 (Target_arm::do_relax, Target_arm::group_sections,
4290 Target_arm::scan_reloc_for_stub,
4291 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4292 (Target_arm::arm_input_section_map_): New data member declaration.
4293 (Target_arm::scan_reloc_for_stub,
4294 Target_arm::scan_reloc_section_for_stubs,
4295 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4296 Target_arm::do_relax): New method definitions.
4298 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4300 * configure.ac: Check for (struct stat)::st_mtim
4301 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4302 * config.in: Regenerate.
4303 * configure: Regenerate.
4305 2009-11-05 Ian Lance Taylor <iant@google.com>
4307 PR 10910
4308 * output.cc (Output_segment::add_output_section): Add missing
4309 return statement.
4311 2009-11-04 Ian Lance Taylor <iant@google.com>
4313 PR 10880
4314 * object.h (class Object): Add is_needed and set_is_needed
4315 methods. Add is_needed_ field. Make bool fields into bitfields.
4316 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4317 defined in a dynamic object and referenced by a regular object,
4318 set is_needed for the dynamic object.
4319 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4320 if the file is marked with as_needed and it is not needed.
4322 2009-11-04 Ian Lance Taylor <iant@google.com>
4324 PR 10887
4325 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4326 tags if data is discarded by linker script.
4327 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4328 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4329 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4330 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4332 2009-11-04 Ian Lance Taylor <iant@google.com>
4334 * layout.cc (Layout::get_output_section): Add is_interp and
4335 is_dynamic_linker_section parameters. Change all callers.
4336 (Layout::choose_output_section): Likewise.
4337 (Layout::make_output_section): Likewise.
4338 (Layout::add_output_section_data): Add is_dynamic_linker_section
4339 parameter. Change all callers.
4340 * layout.h (class Layout): Update declarations.
4341 * output.h (class Output_section): Add is_interp, set_is_interp,
4342 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4343 Add is_interp_, is_dynamic_linker_section_ fields. Change
4344 generate_code_fills_at_write_ to a bitfield.
4345 * output.cc (Output_section::Output_sections): Initialize new
4346 fields.
4347 (Output_segment::add_output_section): Add do_sort parameter.
4348 Change all callers.
4350 2009-11-03 Ian Lance Taylor <iant@google.com>
4352 PR 10860
4353 * options.h (class General_options): Add --warn-common.
4354 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4355 merging two common symbols.
4356 (Symbol_table::should_override): Handle --warn-common when merging
4357 a common symbol with a defined symbol. Use report_resolve_problem
4358 for multiple definitions.
4359 (Symbol_table::report_resolve_problem): New function.
4360 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4362 2009-11-03 Doug Kwan <dougkwan@google.com>
4364 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4365 stub_factory_.
4366 (Target_arm::stub_factory): New method definition.
4367 (Target_arm::new_arm_input_section,
4368 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4369 Target_arm::reloc_uses_thumb_bit): New method declarations.
4370 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4371 New type definitions.
4372 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4373 member declarations.
4374 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4375 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4376 New method definitions.
4378 2009-11-03 Ian Lance Taylor <iant@google.com>
4380 * options.h (class General_options): Add --warn_constructors.
4382 2009-11-03 Ian Lance Taylor <iant@google.com>
4384 PR 10893
4385 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4386 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4388 2009-11-03 Ian Lance Taylor <iant@google.com>
4390 PR 10895
4391 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4392 --msgid-bugs-address.
4393 (install-pdf): New target.
4394 (install-data_yes): Look up one directory to find mkinstalldirs.
4396 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4398 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4399 tree.
4401 2009-10-30 Doug Kwan <dougkwan@google.com>
4403 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4405 2009-10-30 Doug Kwan <dougkwan@google.com>
4407 * arm.cc (Stub_addend_reader): New struct template definition
4408 and partial specializations.
4409 (Stub_addend_reader::operator()): New method definition for a
4410 partially specialized template.
4412 2009-10-30 Doug Kwan <dougkwan@google.com>
4414 * arm.cc (Arm_relobj::processor_specific_flags): New method
4415 definition.
4416 (Arm_relobj::do_read_symbols): New method declaration.
4417 (Arm_relobj::processor_specific_flags_): New data member declaration.
4418 (Arm_dynobj): New class definition.
4419 (Target_arm::do_finalize_sections): Add input_objects parameter.
4420 (Target_arm::do_adjust_elf_header): New method declaration.
4421 (Target_arm::are_eabi_versions_compatible,
4422 (Target_arm::merge_processor_specific_flags): New method declaration.
4423 (Target_arm::do_make_elf_object): New overloaded method definitions
4424 and declaration.
4425 (Arm_relobj::do_read_symbols): New method definition.
4426 (Arm_dynobj::do_read_symbols): Ditto.
4427 (Target_arm::do_finalize_sections): Add input_objects parameters.
4428 Merge processor-specific flags from all input objects.
4429 (Target_arm::are_eabi_versions_compatible,
4430 Target_arm::merge_processor_specific_flags,
4431 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4432 New method definitions.
4433 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4434 Input_objects pointer type parameter.
4435 * layout.cc (Layout::finalize): Pass input objects to target's.
4436 finalize_sections function.
4437 * output.cc (Output_file_header::do_sized_write): Set ELF file
4438 header's processor-specific flags.
4439 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4440 Input_objects pointer type parameter.
4441 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4442 * target.h (Input_objects): New forward class declaration.
4443 (Target::processor_specific_flags,
4444 Target::are_processor_specific_flags_sect): New method definitions.
4445 (Target::finalize_sections): Add input_objects parameter.
4446 (Target::Target): Initialize processor_specific_flags_ and
4447 are_processor_specific_flags_set_.
4448 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4449 parameter.
4450 (Target::set_processor_specific_flags): New method definition.
4451 (Target::processor_specific_flags_,
4452 Target::are_processor_specific_flags_set_): New data member
4453 declarations.
4454 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4455 Input_objects pointer type parameter.
4457 2009-10-30 Doug Kwan <dougkwan@google.com>
4459 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4461 2009-10-28 Ian Lance Taylor <iant@google.com>
4463 * object.h (class Relobj): Drop options parameter from
4464 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4465 do_scan_relocs, do_relocate. Change all callers.
4466 (class Sized_relobj): Drop options parameters from
4467 do_gc_process_relocs, do_scan_relocs, do_relocate,
4468 do_relocate_sections, relocate_sections, emit_relocs_scan,
4469 emit_relocs_scan_reltype. Change all callers.
4470 (struct Relocate_info): Remove options field and all references to
4471 it.
4472 * reloc.h (class Read_relocs): Remove options constructor
4473 parameter and options_ field. Change all callers.
4474 (class Gc_process_relocs, class Scan_relocs): Likewise.
4475 (class Relocate_task): Likewise.
4476 * target-reloc.h (scan_relocs): Remove options parameter. Change
4477 all callers.
4478 (scan_relocatable_relocs): Likewise.
4479 * target.h (class Sized_target): Remove options parameter from
4480 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4481 all callers.
4482 * gc.h (gc_process_relocs): Remove options parameter. Change all
4483 callers.
4484 * arm.cc: Update functions to remove options parameters.
4485 * i386.cc: Likewise.
4486 * powerpc.cc: Likewise.
4487 * sparc.cc: Likewise.
4488 * x86_64.cc: Likewise.
4489 * testsuite/testfile.cc: Likewise.
4491 2009-10-28 Doug Kwan <dougkwan@google.com>
4493 * arm.cc (Arm_relobj): New class definition.
4494 (Arm_relobj::scan_sections_for_stubs,
4495 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4496 New method definitions.
4498 2009-10-28 Cary Coutant <ccoutant@google.com>
4500 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4501 (Plugin::cleanup_done_): New member.
4502 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4503 (Plugin_manager::cleanup_done_): Remove.
4504 (Plugin_manager::add_input_file): Edit error message.
4505 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4506 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4508 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4510 * fileread.cc: (File_read::View::~View): Use the new
4511 data_ownership_ filed.
4512 (File_read::~File_read): Dispose the new whole_file_view_.
4513 (File_read::open): Mmap the whole file if needed.
4514 (File_read::open): Use whole_file_view_ instead of contents_.
4515 (File_read::find_view): Use whole_file_view_ if applicable.
4516 (File_read::do_read): Use whole_file_view_ instead of contents_.
4517 (File_read::make_view): Use whole_file_view_ instead of contents_,
4518 update File_read::View::View call.
4519 (File_read::find_or_make_view): Update File_read::View::View
4520 call.
4521 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4522 remove contents_
4523 (File_read::View::Data_ownership): New enum.
4524 (File_read::View::View): Replace bool mapped_ with Data_ownership
4525 argument.
4526 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4527 (File_read::View::data_ownership_): New field.
4528 (File_read::contents_): Remove (replaced by whole_file_view_).
4529 (File_read::whole_file_view_): New field.
4530 * options.h (class General_options): Add --keep-files-mapped.
4532 2009-10-27 Cary Coutant <ccoutant@google.com>
4534 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4535 * testsuite/Makefile.am (plugin_test_5): New test case.
4536 * testsuite/Makefile.in: Regenerate.
4538 2009-10-25 Doug Kwan <dougkwan@google.com>
4540 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4541 from private to protected to allow access by child class.
4542 (Sized_relobj::do_relocate_sections): New method declaration.
4543 (Sized_relobj::relocate_sections): Virtualize.
4544 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4545 Sized_relobj::relocate_sections. Instantiate template explicitly
4546 for different target sizes and endianity.
4548 2009-10-24 Doug Kwan <dougkwan@google.com>
4550 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4551 (Arm_input_section::as_arm_input_section): New method.
4552 (Arm_output_section): New class definition.
4553 (Arm_output_section::create_stub_group,
4554 Arm_output_section::group_sections): New method definitions.
4556 2009-10-22 Doug Kwan <dougkwan@google.com>
4558 * arm.cc (Arm_input_section): New class definition.
4559 (Arm_input_section::init, Arm_input_section:do_write,
4560 Arm_input_section::set_final_data_size,
4561 Arm_input_section::do_reset_address_and_file_offset): New method
4562 definitions.
4564 2009-10-21 Doug Kwan <dougkwan@google.com>
4566 * arm.cc (Stub_table, Arm_input_section): New forward class
4567 declarations.
4568 (Stub_table): New class defintion.
4569 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4570 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4571 New method definition.
4573 2009-10-21 Doug Kwan <dougkwan@google.com>
4575 * arm.cc: Update copyright comments.
4576 (Target_arm): New forward class template declaration.
4577 (Arm_address): New type.
4578 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4579 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4580 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4581 constants.
4582 (Insn_template): Same.
4583 (DEF_STUBS): New macro.
4584 (Stub_type): New enum type.
4585 (Stub_template): New class definition.
4586 (Stub): Same.
4587 (Reloc_stub): Same.
4588 (Stub_factory): Same.
4589 (Target_arm::Target_arm): Initialize may_use_blx_ and
4590 should_force_pic_veneer_.
4591 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4592 Target_arm::should_force_pic_veneer,
4593 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4594 Target_arm::using_thumb_only, Target_arm:;default_target): New
4595 method defintions.
4596 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4597 New data member declarations.
4598 (Insn_template::size, Insn_template::alignment): New method defintions.
4599 (Stub_template::Stub_template): New method definition.
4600 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4601 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4602 (Stub_factory::Stub_factory): New method definition.
4603 * gold.h (string_hash): New template.
4604 * output.h (Input_section_specifier::hash_value): Use
4605 gold::string_hash.
4606 (Input_section_specifier::string_hash): Remove.
4607 * stringpool.cc (Stringpool_template::string_hash): Use
4608 gold::string_hash.
4610 2009-10-20 Doug Kwan <dougkwan@google.com>
4612 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4613 symbols of relaxed input sections.
4614 * output.h (Output_section::find_relaxed_input_section): Make
4615 method public.
4617 2009-10-16 Doug Kwan <dougkwan@google.com>
4619 * dynobj.cc (Versions::Versions): Initialize version_script_.
4620 Only insert base version symbol definition for a shared object
4621 if version script defines any version versions.
4622 (Versions::define_base_version): New method definition.
4623 (Versions::add_def): Check that base version is not needed.
4624 (Versions::add_need): Define base version lazily.
4625 * dynobj.h (Versions::define_base_version): New method declaration.
4626 (Versions::needs_base_version_): New data member declaration.
4627 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4628 (check_DATA): Add no_version_test.stdout.
4629 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4630 New make rules.
4631 * testsuite/Makefile.in: Regenerate.
4632 * testsuite/no_version_test.c: New file.
4633 * testsuite/no_version_test.sh: Ditto.
4635 2009-10-16 Doug Kwan <dougkwan@google.com>
4637 * expression.cc (class Segment_start_expression): New class definition.
4638 (Segment_start_expression::value): New method definition.
4639 (script_exp_function_segment_start): Return a new
4640 Segment_start_expression.
4641 * gold/script-c.h (script_saw_segment_start_expression): New function
4642 prototype.
4643 * script-sections.cc (Script_sections::Script_sections): Initialize
4644 SAW_SEGMENT_START_EXPRESSION_ to false.
4645 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4646 and -Tbbs options to specify section addresses if given in
4647 command line and no SEGMENT_START expression is seen in a script.
4648 * script-sections.h (Script_sections::saw_segment_start_expression,
4649 Script_sections::set_saw_segment_start_expression): New method
4650 definition.
4651 (Script_sections::saw_segment_start_expression_): New data member
4652 declaration.
4653 * script.cc (script_saw_segment_start_expression): New function.
4654 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4655 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4656 script_test_7.sh and script_test_8.sh.
4657 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4658 script_test_8.stdout.
4659 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4660 (script_test_6, script_test_6.stdout, script_test_7,
4661 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4662 * Makefile.in: Regenerate.
4663 * testsuite/script_test_6.sh: New file.
4664 * testsuite/script_test_6.t: Same.
4665 * testsuite/script_test_7.sh: Same.
4666 * testsuite/script_test_7.t: Same.
4667 * testsuite/script_test_8.sh: Same.
4669 2009-10-16 Doug Kwan <dougkwan@google.com>
4671 * output.cc (Output_segment::set_section_list_address): Cast
4672 expressions to unsigned long long type to avoid format warnings.
4674 2009-10-15 Ian Lance Taylor <iant@google.com>
4676 * script.cc (Script_options::add_symbol_assignment): Always add a
4677 dot assignment to script_sections_.
4678 * script-sections.cc (Script_sections::add_dot_assignment):
4679 Initialize if necessary.
4681 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4682 program headers with no load segment if there is a linker script.
4684 * layout.cc (Layout::set_segment_offsets): Align the file offset
4685 to the segment aligment for -N or -n with no load segment.
4686 * output.cc (Output_segment::add_output_section): Don't crash if
4687 the first section is a TLS section.
4688 (Output_segment::set_section_list_addresses): Print an error
4689 message if the address moves backward in a linker script.
4690 * script-sections.cc
4691 (Output_section_element_input::set_section_addresses): Don't
4692 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4693 (Orphan_output_section::set_section_addresses): Likewise.
4695 2009-10-15 Doug Kwan <dougkwan@google.com>
4697 * layout.cc (Layout::finish_dynamic_section): Generate tags
4698 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4699 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4700 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4702 2009-10-14 Ian Lance Taylor <iant@google.com>
4704 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4705 fields.
4706 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4707 data_shdr fields of relinfo.
4708 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4709 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4710 R_386_TLS_LDO_32, adjust based on section flags.
4711 (Target_i386::Relocate::fix_up_ldo): Remove.
4713 2009-10-13 Ian Lance Taylor <iant@google.com>
4715 Add support for -pie.
4716 * options.h (class General_options): Add -pie and
4717 --pic-executable.
4718 (General_options::output_is_position_independent): Test -pie.
4719 (General_options::output_is_executable): Return true if not shared
4720 and not relocatable.
4721 (General_options::output_is_pie): Remove.
4722 * options.cc (General_options::finalize): Reject incompatible uses
4723 of -pie.
4724 * gold.cc (queue_middle_tasks): A -pie link is not static.
4725 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4726 * symtab.cc (Symbol::final_value_is_known): Return false if
4727 output_is_position_independent.
4728 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4729 output_is_position_independent.
4730 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4731 output_is_position_independent.
4732 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4733 output_is_position_independent.
4734 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4735 two_file_pie_test.
4736 (basic_pie_test.o, basic_pie_test): New targets.
4737 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4738 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4739 (two_file_pie_test): New target.
4740 * testsuite/Makefile.in: Rebuild.
4741 * README: Remove note saying that -pie is not supported.
4743 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4745 * options.h (class General_options): Add -init and -fini.
4746 * layout.cc (Layout::finish_dynamic_section): Emit
4747 given init and fini functions.
4749 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4751 * gc.h (gc_process_relocs): Check if icf is enabled using new
4752 function.
4753 * gold.cc (queue_initial_tasks): Likewise.
4754 (queue_middle_tasks): Likewise.
4755 * object.cc (do_layout): Likewise.
4756 * symtab.cc (is_section_folded): Likewise.
4757 * main.cc (main): Likewise.
4758 * reloc.cc (Read_relocs::run): Likewise.
4759 (Sized_relobj::do_scan_relocs): Likewise.
4760 * icf.cc (is_function_ctor_or_dtor): New function.
4761 (Icf::find_identical_sections): Check if function is ctor or dtor when
4762 safe icf is chosen.
4763 * options.h (General_options::icf): Change option to be an enum.
4764 (Icf_status): New enum.
4765 (icf_enabled): New method.
4766 (icf_safe_folding): New method.
4767 (set_icf_status): New method.
4768 (icf_status_): New variable.
4769 * (options.cc) (General_options::finalize): Set icf_status_.
4770 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4771 icf_test and icf_keep_unique_test to use the --icf enum flag.
4772 * testsuite/icf_safe_test.sh: New file.
4773 * testsuite/icf_safe_test.cc: New file.
4775 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4777 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4778 includes to gc.h and icf.h.
4779 * arm.cc: Include gc.h.
4780 * gold.cc: Likewise.
4781 * i386.cc: Likewise.
4782 * powerpc.cc: Likewise.
4783 * sparc.cc: Likewise.
4784 * x86_64.cc: Likewise.
4785 * gc.h: Include icf.h.
4787 2009-10-11 Ian Lance Taylor <iant@google.com>
4789 * plugin.cc: Include "gold.h" before other header files.
4791 2009-10-10 Chris Demetriou <cgd@google.com>
4793 * options.h (Input_file_argument::Input_file_type): New enum.
4794 (Input_file_argument::is_lib_): Replace with...
4795 (Input_file_argument::type_): New member.
4796 (Input_file_argument::Input_file_argument): Take Input_file_type
4797 'type' rather than boolean 'is_lib' as second argument.
4798 (Input_file_argument::is_lib): Use type_.
4799 (Input_file_argument::is_searched_file): New function.
4800 (Input_file_argument::may_need_search): Handle is_searched_file.
4801 * options.cc (General_options::parse_library): Support -l:filename.
4802 (General_options::parse_just_symbols): Update for Input_file_argument
4803 changes.
4804 (Command_line::process): Likewise.
4805 * archive.cc (Archive::get_file_and_offset): Likewise.
4806 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4807 * script.cc (read_script_file, script_add_file): Likewise.
4808 * fileread.cc (Input_file::Input_file): Likewise.
4809 (Input_file::will_search_for): Handle is_searched_file.
4810 (Input_file::open): Likewise.
4811 * readsyms.cc (Read_symbols::get_name): Likewise.
4812 * testsuite/Makefile.am (searched_file_test): New test.
4813 * testsuite/Makefile.in: Regenerate.
4814 * testsuite/searched_file_test.cc: New file.
4815 * testsuite/searched_file_test_lib.cc: New file.
4817 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4818 Ian Lance Taylor <iant@google.com>
4820 * descriptor.cc: Include <cstdio> and "binary-io.h".
4821 (Descriptors::open): Open the files in binary mode always.
4822 * script.cc (Lex::get_token): Treat \r as whitespace.
4824 2009-10-09 Ian Lance Taylor <iant@google.com>
4826 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4828 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4829 Ian Lance Taylor <iant@google.com>
4831 * configure.ac: Check for readv function also.
4832 * fileread.cc (readv): Define if not HAVE_READV.
4833 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4834 does not exist.
4835 * config.in: Regenerate.
4836 * configure: Regenerate.
4838 2009-10-09 Doug Kwan <dougkwan@google.com>
4840 * layout.cc (Layout::make_output_section): Call target hook to make
4841 ordinary output section.
4842 (Layout::finalize): Adjust parameter list of call the
4843 Target::may_relax().
4844 * layout.h (class Layout::section_list): New method.
4845 * merge.h (Output_merge_base::entsize): Change visibility to public.
4846 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4847 New methods.
4848 (Output_merge_string::do_is_string): New method.
4849 * object.cc (Sized_relobj::do_setup): renamed from
4850 Sized_relobj::set_up.
4851 * object.h (Sized_relobj::adjust_shndx,
4852 Sized_relobj::initializ_input_to_output_maps,
4853 Sized_relobj::free_input_to_output_maps): Change visibilities to
4854 protected.
4855 (Sized_relobj::setup): Virtualize.
4856 (Sized_relobj::do_setup): New method declaration.
4857 (Sized_relobj::invalidate_section_offset,
4858 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4859 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4860 * options.cc (parse_int): New function.
4861 * options.h (parse_int): New declaration.
4862 (DEFINE_int): New macro.
4863 (stub_group_size): New option.
4864 * output.cc (Output_section::Output_section): Initialize memebers
4865 merge_section_map_, merge_section_by_properties_map_,
4866 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4867 (Output_section::add_input_section): Handled deferred code-fill
4868 generation and remove an old comment.
4869 (Output_section::add_relaxed_input_section): New method definition.
4870 (Output_section::add_merge_input_section): Use merge section by
4871 properties map to speed to search. Update merge section maps
4872 as appropriate.
4873 (Output_section::build_relaxation_map): New method definition.
4874 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4875 Same.
4876 (Output_section::relax_input_section): Renamed to
4877 Output_section::convert_input_sections_to_relaxed_sections and change
4878 interface to take a vector of pointers to relaxed sections.
4879 (Output_section::find_merge_section,
4880 Output_section::find_relaxed_input_section): New method definitions.
4881 (Output_section::is_input_address_mapped,
4882 Output_section::output_offset, Output_section::output_address):
4883 Use output section data maps to speed up searching.
4884 (Output_section::find_starting_output_address): Add comments.
4885 (Output_section::do_write,
4886 Output_section::write_to_postprocessing_buffer): Do code-fill
4887 generation as appropriate.
4888 (Output_section::get_input_sections): Invalidate relaxed input section
4889 map.
4890 (Output_section::restore_states): Adjust type of checkpoint .
4891 Invalidate relaxed input section map.
4892 * output.h (Output_merge_base): New class declaration.
4893 (Input_section_specifier): New class defintion.
4894 (class Output_relaxed_input_section) Change base class to
4895 Output_section_data_build.
4896 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4897 base class initializer.
4898 (Output_section::add_relaxed_input_section): New method declaration.
4899 (Output_section::Input_section): Change visibility to protected.
4900 (Output_section::Input_section::relobj,
4901 Output_section::Input_section::shndx): Handle relaxed input sections.
4902 Output_section::input_sections) Change visibility to protected. Also
4903 define overload to return a non-const pointer.
4904 (Output_section::Merge_section_properties): New class defintion.
4905 (Output_section::Merge_section_by_properties_map,
4906 Output_section::Output_section_data_by_input_section_map,
4907 Output_section::Relaxation_map): New types.
4908 (Output_section::relax_input_section): Rename method to
4909 Output_section::convert_input_sections_to_relaxed_sections and change
4910 interface to take a vector of relaxed section pointers.
4911 (Output_section::find_merge_section,
4912 Output_section::find_relaxed_input_section,
4913 Output_section::build_relaxation_map,
4914 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4915 New method declarations.
4916 (Output_section::merge_section_map_
4917 Output_section::merge_section_by_properties_map_,
4918 Output_section::relaxed_input_section_map_,
4919 Output_section::is_relaxed_input_section_map_valid_,
4920 Output_section::generate_code_fills_at_write_): New data members.
4921 * script-sections.cc
4922 (Output_section_element_input::set_section_addresses): Call
4923 current_data_size and addralign methods of relaxed input sections.
4924 (Orphan_output_section::set_section_addresses): Call current_data_size
4925 and addralign methods of relaxed input sections.
4926 * symtab.cc (Symbol_table::compute_final_value): Extract template
4927 from the body of Symbol_table::sized_finalize_symbol.
4928 (Symbol_table::sized_finalized_symbol): Call
4929 Symbol_table::compute_final_value.
4930 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4931 (Symbol_table::compute_final_value): New templated method declaration.
4932 * target.cc (Target::do_make_output_section): New method defintion.
4933 * target.h (Target::make_output_section): New method declaration.
4934 (Target::relax): Add more parameters for input objects, symbol table
4935 and layout. Adjust call to do_relax.
4936 (Target::do_make_output_section): New method declaration.
4937 (Target::do_relax): Add parameters for input objects, symbol table
4938 and layout.
4940 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4942 * pread.c: Include stdio.h.
4944 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4946 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4947 defined.
4949 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4951 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4952 Change read_shndx type to unsigned int.
4953 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4954 int.
4955 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4956 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4957 Change read_shndx type to unsigned int.
4958 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4959 int.
4960 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4961 * layout.cc (Layout::create_symtab_sections): Cast the result of
4962 local_symcount * symsize to off_t in the gold_assert.
4964 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4966 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4967 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4968 R_ARM_BASE_ABS.
4969 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4970 (Arm_relocate_functions::thm_abs5): New function.
4971 (Arm_relocate_functions::abs12): New function.
4972 (Arm_relocate_functions::abs16): New function.
4973 (Arm_relocate_functions::base_abs): New function.
4974 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4975 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4976 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4977 R_ARM_BASE_ABS.
4978 (Scan::global): Likewise.
4979 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4980 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4981 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4982 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4983 R_ARM_BASE_ABS.
4985 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4987 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4988 (Arm_relocate_functions::movt_prel): New function.
4989 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4990 (Arm_relocate_functions::thm_movt_prel): New function.
4991 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4992 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4993 (Scan::global, Relocate::relocate): Likewise.
4994 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4996 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4998 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4999 Incremental_checker.
5000 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5001 unsigned int.
5002 (class Incremental_inputs_header): New class.
5003 (Incremental_inputs_header_writer): Edit comment.
5004 (Incremental_inputs_entry): New class.
5005 (Incremental_inputs_entry_writer): Edit comment.
5006 (Sized_incremental_binary::do_find_incremental_inputs_section):
5007 Add *strtab_shndx parameter, fill it.
5008 (Sized_incremental_binary::do_check_inputs): New method.
5009 (Incremental_checker::can_incrementally_link_output_file): Use
5010 Sized_incremental_binary::check_inputs.
5011 (Incremental_inputs::report_command_line): Save command line in
5012 command_line_.
5013 * incremental.h:
5014 (Incremental_binary::find_incremental_inputs_section): New
5015 method.
5016 (Incremental_binary::do_find_incremental_inputs_section): Add
5017 strtab_shndx parameter.
5018 (Incremental_binary::do_check_inputs): New pure virtual method.
5019 (Sized_incremental_binary::do_check_inputs): Declare.
5020 (Incremental_checker::Incremental_checker): Add incremental_inputs
5021 parameter, use it to initialize incremental_inputs_.
5022 (Incremental_checker::incremental_inputs_): New field.
5023 (Incremental_checker::command_line): New method.
5024 (Incremental_checker::inputs): New method.
5025 (Incremental_checker::command_line_): New field.
5027 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5029 * incremental.cc: Include <cstdarg> and "target-select.h".
5030 (vexplain_no_incremental): New function.
5031 (explain_no_incremental): New function.
5032 (Incremental_binary::error): New method.
5033 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5034 method.
5035 (make_sized_incremental_binary): New function.
5036 (open_incremental_binary): New function.
5037 (can_incrementally_link_file): Add checks if output is ELF and has
5038 inputs section.
5039 * incremental.h: Include "elfcpp_file.h" and "output.h".
5040 (Incremental_binary): New class.
5041 (Sized_incremental_binary): New class.
5042 (open_incremental_binary): Declare.
5043 * object.cc (is_elf_object): Use
5044 elfcpp::Elf_recognizer::is_elf_file.
5045 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5046 * output.h (Output_file::filesize): New method.
5048 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5050 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5051 New function.
5052 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5053 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5054 function.
5055 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5056 function.
5057 (Arm_relocate_functions::movw_abs_nc): New function.
5058 (Arm_relocate_functions::movt_abs): New function.
5059 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5060 (Arm_relocate_functions::thm_movt_abs): New function.
5061 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5062 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5063 (Scan::global): Likewise.
5064 (Relocate::relocate): Likewise.
5065 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5067 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5069 * arm.cc (Arm_relocate_functions::got_prel) New function.
5070 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5071 (Relocate::relocate): Likewise.
5072 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5074 2009-10-06 Ian Lance Taylor <iant@google.com>
5076 * options.h (class General_options): Define
5077 split_stack_adjust_size parameter.
5078 * object.h (class Object): Add uses_split_stack_ and
5079 has_no_split_stack_ fields. Add uses_split_stack and
5080 has_no_split_stack accessor functions. Declare
5081 handle_split_stack_section.
5082 (class Reloc_symbol_changes): Define.
5083 (class Sized_relobj): Define Function_offsets. Declare
5084 split_stack_adjust, split_stack_adjust_reltype, and
5085 find_functions.
5086 * object.cc (Object::handle_split_stack_section): New function.
5087 (Sized_relobj::do_layout): Call handle_split_stack_section.
5088 * dynobj.cc (Sized_dynobj::do_layout): Call
5089 handle_split_stack_section.
5090 * reloc.cc (Sized_relobj::relocate_sections): Call
5091 split_stack_adjust for executable sections in split_stack
5092 objects. Pass reloc_map to relocate_section.
5093 (Sized_relobj::split_stack_adjust): New function.
5094 (Sized_relobj::split_stack_adjust_reltype): New function.
5095 (Sized_relobj::find_functions): New function.
5096 * target-reloc.h: Include "object.h".
5097 (relocate_section): Add reloc_symbol_changes parameter. Change
5098 all callers.
5099 * target.h (class Target): Add calls_non_split method. Declare
5100 do_calls_non_split virtual method. Declare match_view and
5101 set_view_to_nop.
5102 * target.cc: Include "elfcpp.h".
5103 (Target::do_calls_non_split): New function.
5104 (Target::match_view): New function.
5105 (Target::set_view_to_nop): New function.
5106 * gold.cc (queue_middle_tasks): Give an error if mixing
5107 split-stack and non-split-stack objects with -r.
5108 * i386.cc (Target_i386::relocate_section): Add
5109 reloc_symbol_changes parameter.
5110 (Target_i386::do_calls_non_split): New function.
5111 * x86_64.cc (Target_x86_64::relocate_section): Add
5112 reloc_symbol_changes parameter.
5113 (Target_x86_64::do_calls_non_split): New function.
5114 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5115 parameter.
5116 * powerpc.cc (Target_powerpc::relocate_section): Add
5117 reloc_symbol_changes parameter.
5118 * sparc.cc (Target_sparc::relocate_section): Add
5119 reloc_symbol_changes parameter.
5120 * configure.ac: Call AM_CONDITIONAL for the default target.
5121 * configure: Rebuild.
5122 * testsuite/Makefile.am (TEST_AS): New variable.
5123 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5124 (check_DATA): Add split_i386 and split_x86_64 files.
5125 (SPLIT_DEFSYMS): Define.
5126 (split_i386_[1234n].o): New targets.
5127 (split_i386_[124]): New targets.
5128 (split_i386_[1234r].stdout): New targets.
5129 (split_x86_64_[1234n].o): New targets.
5130 (split_x86_64_[124]): New targets.
5131 (split_x86_64_[1234r].stdout): New targets.
5132 (MOSTLYCLEANFILES): Add new executables.
5133 * testsuite/split_i386.sh: New file.
5134 * testsuite/split_x86_64.sh: New file.
5135 * testsuite/split_i386_1.s: New file.
5136 * testsuite/split_i386_2.s: New file.
5137 * testsuite/split_i386_3.s: New file.
5138 * testsuite/split_i386_4.s: New file.
5139 * testsuite/split_i386_n.s: New file.
5140 * testsuite/split_x86_64_1.s: New file.
5141 * testsuite/split_x86_64_2.s: New file.
5142 * testsuite/split_x86_64_3.s: New file.
5143 * testsuite/split_x86_64_4.s: New file.
5144 * testsuite/split_x86_64_n.s: New file.
5145 * testsuite/testfile.cc (Target_test): Update relocation_section
5146 function.
5147 * testsuite/Makefile.in: Rebuild.
5149 2009-10-06 Ian Lance Taylor <iant@google.com>
5151 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5152 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5153 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5154 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5155 the address on ldo_addrs_.
5156 (Target_i386::Relocate::fix_up_ldo): New function.
5158 2009-10-06 Rafael Espindola <espindola@google.com>
5160 * plugin.cc (add_input_library): New.
5161 (Plugin::load): Add add_input_library to tv.
5162 (Plugin_manager::add_input_file): Add the is_lib argument.
5163 (add_input_file): Update call to Plugin_manager::add_input_file.
5164 (add_input_library): New.
5165 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5167 2009-09-30 Doug Kwan <dougkwan@google.com>
5169 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5170 symbol and call Symbol::may_need_copy_reloc to determine if
5171 a copy reloc is needed.
5172 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5173 nocopyreloc is given in command line.
5174 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5175 given in command line.
5176 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5177 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5178 of the removed Target_i386::may_need_copy_reloc.
5179 * options.h (copyreloc): New option with default value false.
5180 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5181 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5182 instead of the removed Target_powerpc::may_need_copy_reloc.
5183 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5184 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5185 instead of the removed Target_sparc::may_need_copy_reloc.
5186 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5187 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5188 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5189 instead of the removed Target_x86_64::may_need_copy_reloc.
5191 2009-09-30 Ian Lance Taylor <iant@google.com>
5193 * object.h (class Object): Remove target_ field, and target,
5194 sized_target, and set_target methods.
5195 (Object::sized_target): Remove.
5196 (class Sized_relobj): Update declarations. Remove sized_target.
5197 * object.cc (Sized_relobj::setup): Remove target parameter.
5198 Change all callers.
5199 (Input_objects::add_object): Don't do anything with the target.
5200 (make_elf_sized_object): Add punconfigured parameter. Change all
5201 callers. Set or test parameter target.
5202 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5203 Change all callers.
5204 * parameters.cc (Parameters::set_target): Change parameter type to
5205 be non-const.
5206 (Parameters::default_target): Remove.
5207 (set_parameters_target): Change parameter type to be non-const.
5208 (parameters_force_valid_target): New function.
5209 (parameters_clear_target): New function.
5210 * parameters.h (class Parameters): Update declarations. Remove
5211 default_target method. Add sized_target and clear_target
5212 methods. Change target_ to be non-const.
5213 (set_parameters_target): Update declaration.
5214 (parameters_force_valid_target): Declare.
5215 (parameters_clear_target): Declare.
5216 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5217 as NULL if we aren't searching.
5218 (Add_symbols::run): Don't check for compatible target.
5219 * fileread.cc (Input_file::open_binary): Call
5220 parameters_force_valid_target.
5221 * gold.cc (queue_middle_tasks): Likewise.
5222 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5223 set_target on object.
5224 * dynobj.h (class Sized_dynobj): Update declarations.
5225 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5226 make_elf_object returns NULL.
5227 (Archive::include_member): Don't check whether object target is
5228 compatible.
5229 * output.cc (Output_section::add_input_section): Get target from
5230 parameters.
5231 (Output_section::relax_input_section): Likewise.
5232 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5233 parameters.
5234 (Sized_relobj::do_scan_relocs): Likewise.
5235 (Sized_relobj::relocate_sections): Likewise.
5236 * resolve.cc (Symbol_table::resolve): Likewise.
5237 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5238 parameter. Change all callers.
5239 (Symbol_table::add_from_object): Get target from parameters.
5240 (Symbol_table::add_from_relobj): Don't check object target.
5241 (Symbol_table::add_from_dynobj): Likewise.
5242 (Symbol_table::define_special_symbol): Get target from
5243 parameters.
5244 * symtab.h (class Symbol_table): Update declaration.
5245 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5246 parameter. Change all callers. Clear parameter target.
5247 (Binary_test): Test target here.
5248 * testsuite/object_unittest.cc (gold_testsuite): Remove
5249 target_test_pointer parameter. Change all callers.
5250 (Object_test): Test target here.
5252 2009-09-26 Ian Lance Taylor <iant@google.com>
5254 * testsuite/initpri1.c: Don't try to use constructor priorities if
5255 compiling with gcc before 4.3.
5257 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5259 * testsuite/retain_symbols_file_test.sh (check_present): Change
5260 output file name to retain_symbols_file_test.stdout.
5261 (check_absent): Likewise.
5263 2009-09-18 Craig Silverstein <csilvers@google.com>
5265 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5266 * options.cc: Include <cerrno> and <fstream>.
5267 (General_options::finalize): Parse -retain-symbols-file tag.
5268 * options.h: New flag.
5269 (General_options): New method should_retain_symbol, new
5270 variable symbols_to_retain.
5271 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5272 should_retain_symbol map.
5273 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5274 * testsuite/Makefile.in: Regenerate.
5275 * testsuite/retain_symbols_file_test.sh: New file.
5277 2009-09-18 Nick Clifton <nickc@redhat.com>
5279 * po/es.po: Updated Spanish translation.
5281 2009-09-17 Doug Kwan <dougkwan@google.com>
5283 * debug.h (DEBUG_RELAXATION): New constant.
5284 (DEBUG_ALL): Add DEBUG_RELAXATION.
5285 (debug_string_to_enum): Add relaxation debug option.
5286 * layout.cc
5287 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5288 Layout::Relaxation_debug_check::read_sections,
5289 Layout::Relaxation_debug_check::read_sections): New method definitions.
5290 (Layout::Layout): Initialize data members
5291 record_output_section_data_from_scrips_,
5292 script_output_section_data_list_ and relaxation_debug_check_.
5293 (Layout::save_segments, Layout::restore_segments,
5294 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5295 Layout::relaxation_loop_body): New method definitions.
5296 (Layout::finalize): Support relaxation. Move section layout code to
5297 Layout::relaxation_loop_body.
5298 (Layout::set_asection_address_from_script): Move code for orphan
5299 section placement out.
5300 (Layout::place_orphan_sections_in_script): New method definition.
5301 * layout.h (Output_segment_headers, Output_file_header):
5302 New forward class declarations.
5303 (Layout::~Layout): Define.
5304 (Layout::new_output_section_data_from_script): New method definition.
5305 (Layout::place_orphan_sections_in_script): New method declaration.
5306 (Layout::Segment_states): New type declaration.
5307 (Layout::save_segments, Layout::restore_segments,
5308 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5309 Layout::relaxation_loop_body): New method declarations.
5310 (Layout::Output_section_data_list): New type declaration.
5311 (Layout::Relaxation_debug_check): New class definition.
5312 (Layout::record_output_section_data_from_script_,
5313 Layout::script_output_section_data_list_, Layout::segment_states_,
5314 Layout::relaxation_debug_check_): New data members.
5315 * output.cc: (Output_section_headers::do_size): New method definition.
5316 (Output_section_headers::Output_section_headers): Move size
5317 computation to Output_section_headers::do_size.
5318 (Output_segment_headers::do_size): New method definition.
5319 (Output_file_header::Output_file_header): Move size computation to
5320 Output_file_header::do_size and call it.
5321 (Output_file_header::do_size): New method definition.
5322 (Output_data_group::Output_data_group): Adjust call to
5323 Output_section_data.
5324 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5325 (Output_symtab_xindex::do_write): Add array bound check.
5326 (Output_section::Input_section::print_to_mapfile): Handle
5327 RELAXED_INPUT_SECTION_CODE.
5328 (Output_section::Output_section): Initialize data member checkpoint_.
5329 (Output_section::~Output_section): Delete checkpoint object pointed
5330 by checkpoint_.
5331 (Output_section::add_input_section): Always add an Input_section if
5332 relaxing.
5333 (Output_section::add_merge_input_section): Add assert.
5334 (Output_section::relax_input_section): New method definition.
5335 (Output_section::set_final_data_size): Set load address to zero for
5336 an unallocated section.
5337 (Output_section::do_address_and_file_offset_have_reset_values):
5338 New method definition.
5339 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5340 Handle relaxed input section.
5341 (Output_section::sort_attached_input_sections): Checkpoint input
5342 section list lazily.
5343 (Output_section::get_input_sections): Change type of input_sections to
5344 list of Simple_input_section pointers. Checkpoint input section list
5345 lazily. Also handle relaxed input sections.
5346 (Output_section::add_input_section_for_script): Take a reference to
5347 a Simple_input_section object instead of Relobj pointer and section
5348 index as parameter. Handle relaxed input sections.
5349 (Output_section::save_states, Output_section::restore_states): New
5350 method definitions.
5351 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5352 (Output_data::is_data_size_fixed): New method definition.
5353 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5354 if it is fixed.
5355 (Output_data::address_and_file_offset_have_reset_values): New method
5356 definition.
5357 (Output_data::do_address_and_file_offset_have_reset_values): New method
5358 definition.
5359 (Output_data::set_data_size): Check that data size is not fixed.
5360 (Output_data::fix_data_size): New method definition.
5361 (Output_data::is_data_size_fixed_): New data member.
5362 (Output_section_headers::set_final_data_size): New method definition.
5363 (Output_section_headers::do_size): New method declaration.
5364 (Output_segment_headers::set_final_data_size): New method definition.
5365 (Output_segment_headers::do_size): New method declaration.
5366 (Output_file_header::set_final_data_size)::New method definition.
5367 (Output_file_header::do_size)::New method declaration.
5368 (Output_section_data::Output_section_data): Add new parameter
5369 is_data_size_fixed and use it to fix data size.
5370 (Output_data_const::Output_data_const): Adjust call to base class
5371 constructor and fix data size.
5372 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5373 base class constructor and fix data size.
5374 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5375 base class constructor and fix data size.
5376 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5377 class constructor and fix data size.
5378 (Output_data_group::set_final_data_size): New method definition.
5379 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5380 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5381 class constructor and fix data size.
5382 (Output_relaxed_input_section): New class definition.
5383 (Output_section::Simple_input_section): New class definition.
5384 (Output_section::get_input_sections): Adjust parameter list.
5385 (Output_section::add_input_section_for_script): Same.
5386 (Output_section::save_states, Output_section::restore_states,
5387 Output_section::do_address_and_file_offset_have_reset_values,
5388 (Output_section::Input_section::Input_section): Handle
5389 RELAXED_INPUT_SECTION_CODE. Add new overload for
5390 Output_relaxed_input_section.
5391 (Output_section::Input_section::is_input_section,
5392 Output_section::Input_section::set_output_section): Handle relaxed
5393 input section.
5394 (Output_section::Input_section::is_relaxed_input_section,
5395 Output_section::Input_section::output_section_data,
5396 Output_section::Input_section::relaxed_input_section): New method
5397 definitions.
5398 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5399 value.
5400 (Output_section::Input_section::u1_): Update comments.
5401 (Output_section::Input_section::u2_): Add new union member poris.
5402 (Output_section::Checkpoint_output_section): New classs definition.
5403 (Output_section::relax_input_section): New method declaration.
5404 (Output_section::checkpoint_): New data member.
5405 (Output_segment): Update comments.
5406 (Output_segment::Output_segment): Un-privatize copy constructor.
5407 (Output_segment::operator=): Un-privatize.
5408 * script-sections.cc (Output_section_element::Input_section_list):
5409 Change element type to Output_section::Simple_input_section.
5410 (Output_section_element_dot_assignment::set_section_addresses):
5411 Register output section data for relaxation clean up.
5412 (Output_data_exression::Output_data_expression): Adjust call to base
5413 constructor to fix data size.
5414 (Output_section_element_data::set_section_addresses): Register
5415 Output_data_expression object for relaxation clean up.
5416 (struct Input_section_info): Replace Relobj pointer and section index
5417 pair with Output_section::Simple_input_section and Convert struct to a
5418 class.
5419 (Input_section_sorter::operator()): Adjust access to
5420 Input_section_info data member to use accessors.
5421 (Output_section_element_input::set_section_addresses): Use layout
5422 parameter. Adjust code to use Output_section::Simple_input_section
5423 and Input_secction_info classes. Register filler for relaxation
5424 clean up.
5425 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5426 and section index pair with Output_section::Simple_input_section
5427 class. Adjust code accordingly.
5428 (Phdrs_element::release_segment): New method definition.
5429 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5430 segment list.
5431 (Script_sections::release_segments): New method definition.
5432 * gold/script-sections.h (Script_sections::release_segments): New
5433 method declaration.
5434 * gold/target.h (Target::may_relax, Target::relax,
5435 Target::do_may_relax, Target::do_relax): New method definitions.
5437 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5439 * arm.cc (has_signed_unsigned_overflow): New function.
5440 (Arm_relocate_functions::abs8): New function.
5441 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5442 (Target_arm::Scan::global): Likewise.
5443 (Target_arm::relocate::relocate): Likewise.
5444 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5445 Likewise.
5447 2009-09-16 Cary Coutant <ccoutant@google.com>
5449 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5450 * testsuite/Makefile.in: Regenerate.
5452 2009-09-11 Nick Clifton <nickc@redhat.com>
5454 * po/gold.pot: Updated by the Translation project.
5456 2009-09-08 Cary Coutant <ccoutant@google.com>
5458 * output.cc (Output_file::open): Add execute permission to empty file.
5459 * testsuite/Makefile.am (permission_test): New test.
5460 * testsuite/Makefile.in: Regenerate.
5462 2009-09-02 Ian Lance Taylor <iant@google.com>
5464 * output.cc (Output_file::resize): Call map_no_anonymous rather
5465 than map.
5467 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5469 * gold.cc: Include "incremental.h".
5470 (queue_initial_tasks): Call Incremental_checker methods.
5471 * incremental.cc: Include "output.h".
5472 (Incremental_checker::can_incrementally_link_output_file): New
5473 method.
5474 * incremental.h (Incremental_checker): New class.
5476 * output.cc (Output_file::open_for_modification): New method.
5477 (Output_file::map_anonymous): Changed return type to bool. Record
5478 map in base_ field.
5479 (Output_file::map_no_anonymous): New method, broken out of map.
5480 (Output_file::map): Use map_no_anonymous and map_anonymous.
5481 * output.h (class Output_file): Update declarations.
5483 2009-08-24 Cary Coutant <ccoutant@google.com>
5485 * options.h (Command_line::Pre_options): New class.
5486 (Command_line::pre_options): New member.
5487 * options.cc (gold::options::ready_to_register): New variable.
5488 (One_option::register_option): Do nothing if not registering options.
5489 Assert if same short option registered twice.
5490 (General_options::General_options): Turn off option registration when
5491 done constructing.
5492 (Command_line::Pre_options::Pre_options): New constructor.
5494 2009-08-24 Cary Coutant <ccoutant@google.com>
5496 * options.h (General_options::no_keep_memory): Remove incorrect
5497 short option.
5499 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5501 * Makefile.am (am__skiplex, am__skipyacc): New.
5502 * Makefile.in: Regenerate.
5504 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5506 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5507 (INCLUDES): ... this.
5508 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5509 (AM_CPPFLAGS): Renamed from ...
5510 (INCLUDE): ... this.
5511 * Makefile.in, testsuite/Makefile.in: Regenerate.
5513 * Makefile.in: Regenerate.
5514 * aclocal.m4: Likewise.
5515 * config.in: Likewise.
5516 * configure: Likewise.
5517 * testsuite/Makefile.in: Likewise.
5519 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5520 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5521 * Makefile.in: Regenerate.
5522 * testsuite/Makefile.in: Regenerate.
5524 2009-08-19 Cary Coutant <ccoutant@google.com>
5526 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5527 symbols in shared libraries overridden by hidden or internal symbols
5528 in the main program.
5530 2009-08-19 Chris Demetriou <cgd@google.com>
5532 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5533 checking source file names in error messages.
5535 2009-08-18 Doug Kwan <dougkwan@google.com>
5537 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5538 an elcpp::Ehdr as parameter. Adjust call to set_target.
5539 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5540 an elfcpp::Ehdr as parameter.
5541 * object.cc (Object::set_target): Remove the version that looks up
5542 a target and sets it.
5543 (Sized_relobj::setup): Take a Target object instead of
5544 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5545 (make_elf_sized_object): Find target and ask target to
5546 make an ELF object.
5547 * object.h: (Object::set_target): Remove the version that looks up
5548 a target and sets it.
5549 (Sized_relobj::setup): Take a Target object instead of
5550 an elfcpp:Ehdr as parameter.
5551 * target.cc: Include dynobj.h.
5552 (Target::do_make_elf_object_implementation): New.
5553 (Target::do_make_elf_object): New.
5554 * target.h (Target::make_elf_object): New template declaration.
5555 (Target::do_make_elf_object): New method declarations.
5556 (Target::do_make_elf_object_implementation): New template declaration.
5558 2009-08-14 Ian Lance Taylor <iant@google.com>
5560 * gold.h (FUNCTION_NAME): Define.
5561 (gold_unreachable): Use FUNCTION_NAME.
5563 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5565 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5566 symbol in the --keep-unique list is not found.
5568 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5570 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5571 been maked as --keep-unique.
5572 (Icf::unfold_section): New function.
5573 * icf.h (Icf::unfold_section): New function.
5574 * options.h (General_options::keep_unique): New option.
5575 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5576 * testsuite/Makefile.in: Regenerate.
5577 * testsuite/icf_keep_unique_test.sh: New file.
5578 * testsuite/icf_keep_unique_test.cc: New file.
5580 2009-08-12 Cary Coutant <ccoutant@google.com>
5582 PR 10471
5583 * resolve.cc (Symbol_table::resolve): Check for references from
5584 dynamic objects to hidden and internal symbols.
5585 * testsuite/Makefile.am (hidden_test.sh): New test.
5586 * testsuite/Makefile.in: Regenerate.
5587 * testsuite/hidden_test.sh: New script.
5588 * testsuite/hidden_test_1.c: New test source.
5589 * testsuite/hidden_test_main.c: New test source.
5591 2009-08-11 Doug Kwan <dougkwan@google.com>
5593 * arm.cc: Update comments.
5594 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5595 segment to locate the .ARM.exidx section if present.
5597 2009-08-09 Doug Kwan <dougkwan@google.com>
5599 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5600 patch.
5602 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5603 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5604 compiler warnings.
5606 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5608 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5609 valid tls_segment only for non-debug-section relocations.
5610 * testsuite/Makefile.am: Add gc_tls_test.
5611 * testsuite/Makefile.in: Regenerate.
5612 * testsuite/gc_tls_test.cc: New file.
5613 * testsuite/gc_tls_test.sh: New file.
5615 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5617 * icf.cc: New file.
5618 * icf.h: New file.
5619 * Makefile.am (CCFILES): Add icf.cc.
5620 (HFILES): Add icf.h
5621 * Makefile.in: Regenerate.
5622 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5623 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5624 section, symbol and addend information for the relocs.
5625 * gold.cc (queue_middle_tasks): Call identical code folding.
5626 * gold.h: Add defines for multimap.
5627 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5628 to the call of finalize_local_symbols.
5629 * main.cc (main): Create object of class Icf.
5630 * object.cc (Sized_relobj::do_layout): Allow this function to be
5631 called twice during icf.
5632 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5633 to sections marked as identical by icf.
5634 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5635 when available.
5636 (Sized_relobj::do_section_entsize): New function.
5637 * object.h (Object::section_entsize): New function.
5638 (Object::do_section_entsize): New pure virtual function.
5639 (Relobj::finalize_local_symbols): Add new parameter.
5640 (Relobj::do_section_entsize): New function.
5641 * options.h (General_options::icf): New option.
5642 (General_options::icf_iterations): New option.
5643 (General_options::print_icf_sections): New option.
5644 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5645 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5646 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5647 icf.
5648 * symtab.cc (Symbol_table::is_section_folded): New function.
5649 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5650 to sections marked as identical by icf.
5651 * symtab.h (Symbol_table::set_icf): New function.
5652 (Symbol_table::icf): New function.
5653 (Symbol_table::is_section_folded): New function.
5654 (Symbol_table::icf_): New data member.
5655 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5656 * testsuite/Makefile.am: Add commands to build icf_test.
5657 * testsuite/Makefile.in: Regenerate.
5658 * testsuite/icf_test.sh: New file.
5659 * testsuite/icf_test.cc: New file.
5661 2009-07-24 Chris Demetriou <cgd@google.com>
5663 * layout.cc (is_compressible_debug_section): Fix incorrect
5664 comment about compressed section names.
5666 2009-07-20 Ian Lance Taylor <ian@airs.com>
5668 PR 10419
5669 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5671 2009-07-16 Ian Lance Taylor <iant@google.com>
5673 PR 10400
5674 * layout.h: #include <map>.
5675 (class Kept_section): Change from struct to class. Add accessors
5676 and setters. Add section size to Comdat_group mapping. Change
5677 Comdat_group to std::map. Add is_comdat_ field. Add
5678 linkonce_size field in union.
5679 (class Layout): Update declaration of find_or_add_kept_section.
5680 Don't declare find_kept_object.
5681 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5682 parameter. Add object, shndx, is_comdat, and is_group_name
5683 parameters. Change all callers. Adjust for new Kept_section.
5684 (Layout::find_kept_object): Remove.
5685 * object.cc (Sized_relobj::include_section_group): Update use of
5686 Kept_section. Rename secnum to shndx. Only record
5687 Kept_comdat_section if sections are the same size.
5688 (Sized_relobj::include_linkonce_section): Update use of
5689 Kept_section. Only record Kept_comdat_section if sections are the
5690 same size. Set size of linkonce section.
5691 (Sized_relobj::map_to_kept_section): Update call to
5692 get_kept_comdat_section.
5693 * object.h (class Sized_relobj): Rename fields in
5694 Kept_comdat_section to drop trailing underscores; change object
5695 field to Relobj*. Change Kept_comdat_section_table to store
5696 struct rather than pointer.
5697 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5698 Add kept_object and kept_shndx parameters. Change all callers.
5699 (Sized_relobj::get_kept_comdat_section): Change return type to
5700 bool. Add kept_object and kept_shndx parameters. Change all
5701 callers.
5702 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5703 Layout::find_or_add_kept_section.
5705 2009-07-09 Ian Lance Taylor <iant@google.com>
5707 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5708 Reserve space in the hash table.
5710 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5712 * fileread.cc (File_read::get_mtime): New method.
5713 * fileread.h (Timespec): New structure.
5714 (File_read::get_mtime): New method.
5715 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5716 Renamed from timestamp_nsec.
5717 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5718 Elf_Xword.
5719 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5720 timestamp_nsec.
5721 (Incremental_inputs::report_archive): Save mtime; style fix.
5722 (Incremental_inputs::report_obejct): Save mtime; style fix.
5723 (Incremental_inputs::report_script): Save mtime; style fix.
5724 (Incremental_inputs::finalize_inputs): Style fix.
5725 (Incremental_inputs::finalize): Style fix.
5726 (Incremental_inputs::create_input_section_data): Store inputs
5727 mtime.
5728 * incremental.h (Incremental_inputs::report_script): Add mtime
5729 argument.
5730 (Incremental_inputs::Input_info::Input_info): Intialize only one
5731 union member.
5732 (Incremental_inputs::Input_info::archive): Move to nameless
5733 union.
5734 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5735 (Incremental_inputs::Input_info::script): Move to nameless union.
5736 (Incremental_inputs::mtime): New field.
5737 * script.cc (read_input_script): Pass file mtime to
5738 Incremental_input.
5739 * script.h (Script_info::inputs): Style fix.
5741 2009-07-01 Ian Lance Taylor <ian@airs.com>
5743 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5744 instead of 32.
5746 2009-06-24 Ian Lance Taylor <iant@google.com>
5748 PR 10156
5749 * layout.cc (Layout::choose_output_section): If we find an
5750 existing section, update the flags.
5751 (Layout::create_notes): New function, broken out of
5752 Layout::finalize.
5753 (Layout::finalize): Don't create note sections.
5754 (Layout::create_note): Don't crash if linker script discards
5755 section.
5756 (Layout::create_gold_note): Likewise.
5757 (Layout::create_build_id): Likewise. Don't set
5758 after_input_sections on the section.
5759 (Layout::create_executable_stack_info): Remove target parameter.
5760 Change caller.
5761 * layout.h (class Layout): Declare create_notes. Update
5762 declaration of create_executable_stack_info.
5763 * gold.cc (queue_middle_tasks): Call create_notes.
5764 * output.cc (Output_section::update_flags_for_input_section): Move
5765 here from output.h. If SHF_ALLOC flag is newly set, mark address
5766 invalid.
5767 * output.h (Output_data::mark_address_invalid): New function.
5768 (class Output_section): Only declare, not define,
5769 update_flags_for_input_section. Remove set_flags.
5771 2009-06-24 Ian Lance Taylor <iant@google.com>
5773 * script-sections.cc (Output_section_definition::
5774 set_section_addresses): Rename shadowing local load_address to
5775 laddr.
5777 2009-06-24 Ian Lance Taylor <iant@google.com>
5779 PR 10244
5780 * reloc.cc (relocate_sections): Skip empty relocation sections.
5782 2009-06-23 Ian Lance Taylor <iant@google.com>
5784 PR 10156
5785 * layout.cc (Layout::create_note): Use choose_output_section
5786 rather than make_output_section.
5788 2009-06-23 Ian Lance Taylor <iant@google.com>
5790 PR 10237
5791 * options.cc (General_options::parse_V): Set printed_version_.
5792 (General_options::General_options): Initialize printed_version_.
5793 * options.h (class General_options): Add printed_version_ field.
5794 * gold.cc (queue_initial_tasks): If there are no input files,
5795 don't give a fatal error if we printed the version information.
5796 (queue_middle_tasks): If using -r with a shared object, give a
5797 fatal error rather than an ordinary error.
5799 2009-06-23 Ian Lance Taylor <iant@google.com>
5801 PR 10219
5802 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5803 (Layout::make_output_section): Set have_stabstr_section_ if we see
5804 a .stab*str section.
5805 (Layout::finalize): Call link_stabs_sections.
5806 (Layout::link_stabs_sections): New file.
5807 * layout.h (class Layout): Add have_stabstr_section_ field.
5808 Declare link_stabs_sections.
5810 2009-06-23 Doug Kwan <dougkwan@google.com>
5812 * Makefile.am (libgold_a_LIBADD): New.
5813 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5814 * Makefile.in: Regenerate.
5815 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5816 * configure: Regenerate.
5817 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5818 * fileread.cc: Include sys/state.h
5819 * gold.h: Declare memmem and strndup if found missing.
5820 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5822 2009-06-23 Ian Lance Taylor <iant@google.com>
5824 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5825 * configure: Rebuild.
5827 2009-06-23 Ian Lance Taylor <iant@google.com>
5829 PR 10147
5830 * object.cc (Object::section_contents): Don't try to get a view if
5831 the section has length zero.
5832 (Object::handle_gnu_warning_section): If the section is empty, use
5833 the name of the section as the warning.
5835 2009-06-23 Ian Lance Taylor <iant@google.com>
5837 PR 10133
5838 * stringpool.h (class Stringpool_template): Add optimize_ field.
5839 (Stringpool_template::set_optimize): New function.
5840 * stringpool.cc (Stringpool_template::Stringpool_template):
5841 Initialize optimize_ field.
5842 (Stringpool_template::set_string_offsets): Test local optimize
5843 fild rather than parameter.
5844 * layout.cc (Layout::Layout): Call set_optimize on the section
5845 name stringpool.
5847 2009-06-22 Ian Lance Taylor <iant@google.com>
5849 PR 10030
5850 * yyscript.y: Parse TARGET.
5851 * script.cc (script_set_target): New function.
5852 * script-c.h (script_set_target): Declare.
5853 * options.cc (General_options::string_to_object_format): Rename
5854 from string_to_object_format in anonymous namespace. Change
5855 callers.
5856 * options.h (class General_options): Declare
5857 string_to_object_format.
5859 2009-06-22 Ian Lance Taylor <iant@google.com>
5861 * script-sections.cc (Script_sections::create_segments): Don't put
5862 program headers in a PT_LOAD segment if -n or -N.
5864 2009-06-22 Ian Lance Taylor <iant@google.com>
5866 PR 10141
5867 * options.h (class General_options): Add -z lazy and -z now. Sort
5868 -z options into alphabetical order.
5869 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5871 2009-06-21 Ian Lance Taylor <iant@google.com>
5873 * layout.cc (Layout::make_output_section): Call
5874 Target::new_output_section.
5875 (Layout::attach_allocated_section_to_segment): Put large section
5876 sections in a separate load segment with the large segment flag
5877 set.
5878 (Layout::segment_precedes): Sort large data segments after other
5879 load segments.
5880 (align_file_offset): New static function.
5881 (Layout::set_segment_offsets): Use align_file_offset.
5882 * output.h (class Output_section): Add is_small_section_ and
5883 is_large_section_ fields.
5884 (Output_section::is_small_section): New function.
5885 (Output_section::set_is_small_section): New function.
5886 (Output_section::is_large_section): New function.
5887 (Output_section::set_is_large_section): New function.
5888 (Output_section::is_large_data_section): New function.
5889 (class Output_segment): Add is_large_data_segment_ field.
5890 (Output_segment::is_large_data_segment): New function.
5891 (Output_segment::set_is_large_data_segment): New function.
5892 * output.cc (Output_section::Output_section): Initialize new
5893 fields.
5894 (Output_segment::Output_segment): Likewise.
5895 (Output_segment::add_output_section): Add assertion that large
5896 data sections always go in large data segments. Force small data
5897 sections to the end of the list of data sections. Force small BSS
5898 sections to the start of the list of BSS sections. For large BSS
5899 sections to the end of the list of BSS sections.
5900 * symtab.h (class Symbol): Declare is_common_shndx.
5901 (Symbol::is_defined): Check Symbol::is_common_shndx.
5902 (Symbol::is_common): Likewise.
5903 (class Symbol_table): Define enum Commons_section_type. Update
5904 declarations. Add small_commons_ and large_commons_ fields.
5905 * symtab.cc (Symbol::is_common_shndx): New function.
5906 (Symbol_table::Symbol_table): Initialize new fields.
5907 (Symbol_table::add_from_object): Put small and large common
5908 symbols in the right list.
5909 (Symbol_table::sized_finalized_symbol): Check
5910 Symbol::is_common_shndx.
5911 (Symbol_table::sized_write_globals): Likewise.
5912 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5913 common symbol lists. Don't call do_allocate_commons_list if the
5914 list is empty.
5915 (Symbol_table::do_allocate_commons_list): Remove is_tls
5916 parameter. Add comons_section_type parameter. Change all
5917 callers. Handle small and large common symbols.
5918 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5919 Symbol::is_common_shndx.
5920 * resolve.cc (symbol_to_bits): Likewise.
5921 * target.h (Target::small_common_shndx): New function.
5922 (Target::small_common_section_flags): New function.
5923 (Target::large_common_shndx): New function.
5924 (Target::large_common_section_flags): New function.
5925 (Target::new_output_section): New function.
5926 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5927 small_common_section_flags, and large_common_section_flags
5928 fields.
5929 (Target::do_new_output_section): New virtual function.
5930 * arm.cc (Target_arm::arm_info): Initialize new fields.
5931 * i386.cc (Target_i386::i386_info): Likewise.
5932 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5933 Likewise.
5934 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5935 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5936 (Target_x86_64::do_new_output_section): New function.
5937 * configure.ac: Define conditional MCMODEL_MEDIUM.
5938 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5939 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5940 (large_LDFLAGS): Define.
5941 * testsuite/large.c: New file.
5942 * testsuite/testfile.cc (Target_test::test_target_info):
5943 Initialize new fields.
5944 * configure, testsuite/Makefile.in: Rebuild.
5946 2009-06-05 Doug Kwan <dougkwan@google.com>
5948 * Makefile.am (CCFILES): Add target.cc.
5949 * Makefile.in: Regenerate.
5950 * i386.cc (class Target_i386): Define new virtual method to
5951 override do_is_local_label_name in parent.
5952 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5953 local symbols if --discard-locals or -X is given.
5954 * options.h (class General_options): Declare new options
5955 '--discard-locals' and '-X' for discarding locals.
5956 * target.h (class Target): Define new methods is_local_label_name.
5957 Declare new virtual method do_is_local_label_name.
5958 * target.cc: New file.
5959 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5960 (check_SCRIPTS): Add discard_locals_test.sh.
5961 (check_DATA): Add discard_local_tests.syms.
5962 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5963 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5964 * testsuite/Makefile.in: Regenerate.
5965 * testsuite/discard_locals_test.c: New file.
5966 * testsuite/discard_locals_test.sh: Same.
5968 2009-06-05 Doug Kwan <dougkwan@google.com>
5970 * object.cc (Sized_relobj::Sized_relobj): Initialize
5971 discarded_eh_frame_shndx_ to -1U.
5972 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5973 section.
5974 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5975 a discarded .eh_frame section.
5976 (Sized_relobj::do_finalize_local_symbols): Ditto.
5977 * object.h (class Sized_relobj): Declare new member
5978 discarded_eh_frame_shndx_.
5979 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5980 (local_labels_test.o, local_labels_test): New rules.
5981 * testsuite/Makefile.in: Regenerate.
5983 2009-06-04 Doug Kwan <dougkwan@google.com>
5985 * layout.cc (Layout::section_name_mapping): Add mapping for
5986 special ARM sections.
5988 2009-06-03 Doug Kwan <dougkwan@google.com>
5990 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5991 (utils::has_overflow): Same.
5993 2009-06-03 Ian Lance Taylor <iant@google.com>
5995 * layout.cc (Layout::section_name_mapping): New array, replacing
5996 Layout::linkonce_mapping.
5997 (Layout::section_name_mapping_count): New variable, replacing
5998 Layout::linkonce_mapping_count.
5999 (Layout::linkonce_output_name): Remove.
6000 (Layout::output_section_name): Rewrite.
6001 * layout.h (class Layout): Rename Linkonce_mapping to
6002 Section_name_mapping, linkonce_mapping to section_name_mapping,
6003 linkonce_mapping_count to section_name_mapping_count. Don't
6004 declare linkonce_output_name.
6006 2009-06-03 Doug Kwan <dougkwan@google.com>
6008 * gold/arm.cc (namespace utils): New.
6009 (Target_arm::reloc_is_non_pic): Define new method.
6010 (class Arm_relocate_functions): New.
6011 (Target_arm::Relocate::relocate): Handle relocation types used by
6012 Android.
6014 2009-06-03 Ian Lance Taylor <iant@google.com>
6016 * arm.cc (Target_arm::scan::global): Use || instead of |.
6018 2009-06-02 Doug Kwan <dougkwan@google.com>
6020 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6021 issued_non_pic_error_.
6022 (class Target_arm::Scan): Declare new method check_non_pic.
6023 Define new method symbol_needs_plt_entry.
6024 Declare new data member issued_non_pic_error_.
6025 (class Target_arm::Relocate): Declare new method
6026 should_apply_static_reloc.
6027 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6028 (Target_arm::Scan::check_non_pic): Define new method.
6029 (Target_arm::Scan::local): Handle a small subset of reloc types used
6030 by Android.
6031 (Target_arm::Scan::local): Same.
6032 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6034 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6036 * incremental.cc (Incremental_inputs::report_command_line): Filter
6037 out --incremental-* options.
6039 2009-05-29 Doug Kwan <dougkwan@google.com>
6041 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6042 template class.
6043 (class Target_arm): Update comment.
6044 (Target_arm::Target_arm): Initialize new data members GOT_,
6045 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6046 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6047 and Target_arm::rel_dyn_section.
6048 Declare new_enum Target_arm::Got_type.
6049 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6050 and DYNBSS_.
6051 Update commments for member do_dynsym_value.
6052 (Target_arm::got_size, Target_arm::plt_section,
6053 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6054 new methods inside class defintion.
6055 (Target_arm::got_section): Define new method.
6056 (Target_arm::rel_dyn_section): Same.
6057 (Output_data_plt_arm): New template class.
6058 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6059 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6060 (Output_data_plt_arm::add_entry): Same.
6061 (Output_data_plt_arm::first_plt_entry): Define new
6062 static data member for PLT instruction template.
6063 (Output_data_plt_arm::plt_entry): Same.
6064 (Output_data_plt_arm::do_write): Define new method.
6065 (Target_arm::make_plt_entry): Same.
6066 (Target_arm::do_finalize_sections): Same.
6067 (Target_arm::do_dynsym_value): Same.
6069 2009-05-28 Doug Kwan <dougkwan@google.com>
6071 * Makefile.am (TARGETSOURCES): Add arm.cc.
6072 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6073 * Makefile.in: Regenerate.
6074 * arm.cc: New file.
6075 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6077 2009-05-26 Doug Kwan <dougkwan@google.com>
6079 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6080 (General_options::check_excluded_libs): Strip off directories in
6081 archive name before matching like GNU ld does.
6082 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6083 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6084 (exclude_libs_test_LDFLAGS): Add linker option
6085 -Wl,--exclude-libs,libexclude_libs_test_3
6086 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6087 an explicit archive without using -l.
6088 (alt/libexclude_libs_test_3.a): New make rule.
6089 * testsuite/Makefile.in: Regenerate.
6090 * testsuite/exclude_libs_test.c : Declare lib3_default().
6091 (main): Call it.
6092 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6093 * exclude_libs_test_3.c: New file.
6095 2009-05-26 Nick Clifton <nickc@redhat.com>
6097 * po/id.po: New Indonesian translation.
6098 * po/gold.pot: Updated template file.
6100 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6102 * testsuite/Makefile.am: Add -ffunction-sections to compile
6103 gc_comdat_test files. Add -Wl,--gc-sections to build
6104 gc_comdat_test.
6105 * testsuite/Makefile.in: Regenerate.
6106 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6108 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6110 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6111 kept comdat section was garbage collected.
6112 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6113 * testsuite/Makefile.in: Regenerate.
6114 * testsuite/gc_comdat_test.sh: New file.
6115 * testsuite/gc_comdat_test_1.cc: New file.
6116 * testsuite/gc_comdat_test_2.cc: New file.
6118 2009-05-19 Doug Kwan <dougkwan@google.com>
6120 * archive.cc (Archive::Archive): Move constructor from archive.h
6121 to here. Initialize no_export_.
6122 (Archive::get_elf_object_for_member): Set no_export flag of object.
6123 * archive.h (Archive::Archive): Move constructor body to
6124 archive.cc.
6125 (Archive::no_export): New method.
6126 (Archive::no_export_): New field.
6127 * object.h (Object::Object): Initialize no_export_ to false.
6128 (Object::no_export, Object::set_no_export): New methods.
6129 (Object::no_export_): New field.
6130 * options.cc (General_options::parse_exclude_libs): New method.
6131 (General_options::check_excluded_libs) Same.
6132 * options.h (exclude_libs): New option.
6133 (General_options::check_excluded_libs): New method declaration.
6134 (General_options::excluded_libs_): New field.
6135 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6136 default or protected visibility if an object has no-export flag set.
6137 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6138 (check_SCRIPTS): Add exclude_libs_test.sh.
6139 (check_DATA): Add exclude_libs_test.syms.
6140 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6141 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6142 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6143 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6144 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6145 libexclude_libs_test_2.a): New rules.
6146 * testsuite/Makefile.in: Regenerate.
6147 * testsuite/exclude_libs_test.c: New file.
6148 * testsuite/exclude_libs_test.sh: Ditto.
6149 * testsuite/exclude_libs_test_1.c: Ditto.
6150 * testsuite/exclude_libs_test_2.c: Ditto.
6152 2009-05-15 Ian Lance Taylor <iant@google.com>
6154 * configure.ac: Check for declarations for cases where libiberty.h
6155 checks HAVE_DECL_xxx.
6156 * configure, config.in: Rebuild.
6158 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6160 * gold.h (Incremental_argument_list): Remove (invalid) forward
6161 declaration.
6162 * incremental.cc (Incremental_inputs::report_achive): New method.
6163 (Incremental_inputs::report_object): New method.
6164 (Incremental_inputs::report_script): New method.
6165 (Incremental_inputs::finalize_inputs): New method.
6166 (Incremental_inputs::finalize): Call finalize_inputs().
6167 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6168 Create inputs entries.
6169 * incremental.h (Incremental_input_type): New enum.
6170 (Incremental_inputs::Incremental_input): Initialize new fields.
6171 (Incremental_inputs::report_inputs): New method.
6172 (Incremental_inputs::report_achive): New method.
6173 (Incremental_inputs::report_object): New method.
6174 (Incremental_inputs::report_script): New method.
6175 (Incremental_inputs::finalize_inputs): New method.
6176 (Incremental_inputs::Input_info): New struct.
6177 (Incremental_inputs::Input_info_map): New typedef.
6178 (Incremental_inputs::lock_): New field.
6179 (Incremental_inputs::Inputs_): New field.
6180 (Incremental_inputs::Inputs_map): New field.
6181 * main.cc (main): Call Incremental_input::report_inputs.
6182 * options.h (Input_argument_list): Typedef moved from
6183 Input_arguments.
6184 (Input_file_group::Files): Remove, use ::Input_argument_list.
6185 (Input_file_group::Input_argument_list): Remove, use
6186 ::Input_argument_list.
6187 * plugin.cc (Plugin_manager::add_input_file): Add error in
6188 incremental build.
6189 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6190 functions.
6191 * script.cc (read_input_script): Call
6192 Incremental_input::report_script.
6193 * script.h (Script_info): New class.
6195 2009-04-27 Ian Lance Taylor <iant@google.com>
6197 * x86_64.cc (do_adjust_output_section): Set entsize to
6198 plt_entry_size.
6200 2009-04-23 Elliott Hughes <enh@google.com>
6202 * output.cc (Output_file::close): After short writes, continue
6203 writing from the correct offset in the buffer being written.
6205 2009-04-23 Chris Demetriou <cgd@google.com>
6207 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6208 * configure: Regenerate.
6209 * config.in: Regenerate.
6210 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6211 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6213 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6215 * incremental.cc (Incremental_inputs_header_data): Renamed from
6216 Incremental_input_header_data.
6217 (Incremental_inputs_header_data::data_size): New field.
6218 (Incremental_inputs_header_data::put_input_file_count): Renamed
6219 from input_file_count.
6220 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6221 from command_line_offset.
6222 (Incremental_inputs_header_data::put_reserved): Renamed from
6223 put_reserved.
6224 (Incremental_inputs_entry_data): Renamed from
6225 Incremental_input_entry_data.
6226 (Incremental_inputs_entry_data::data_size): New field.
6227 (Incremental_inputs::report_command_line): New method.
6228 (Incremental_inputs::finalize): New method.
6229 (Incremental_inputs::create_incremental_inputs_data): New method.
6230 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6231 * incremental.h: New file.
6232 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6233 (Layout::finalize): Create incremental inputs section in
6234 incremental builds.
6235 (Layout::create_incremental_info_sections): New method.
6236 * layout.h (Layout::incremental_inputs): New method.
6237 (Layout::create_incremental_info_sections): New method.
6238 (Layout::incremental_inputs_): New field.
6239 * main.cc (main): Notify Incremental_input of the command line.
6241 2009-04-01 Ian Lance Taylor <iant@google.com>
6242 Mikolaj Zalewski <mikolajz@google.com>
6244 * gold.h (reserve_unordered_map): Define, three versions, one for
6245 each version of Unordered_map.
6246 * layout.cc (Layout::Layout): Remove options parameter. Add
6247 number_of_input_files parameter. Don't initialize options_.
6248 Initialize number_of_input_files_ and resized_signatures_. Move
6249 sections_are_attached_.
6250 (Layout::layout_group): Reserve space for group_signatures_.
6251 (Layout::find_or_add_kept_section): Change name parameter to be a
6252 reference. Resize signatures_ map when it gets large enough.
6253 (Layout::layout_eh_frame): Use parameters->options() instead of
6254 this->options_.
6255 (Layout::make_output_section): Likewise.
6256 (Layout::attach_allocated_section_to_segment): Likewise.
6257 (Layout::finalize, Layout::create_executable_stack): Likewise.
6258 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6259 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6260 * layout.h (class Layout): Update declarations. Remove options_
6261 field. Add number_of_input_files_ and resized_signatures_
6262 fields. Move sections_are_attached_ field.
6263 * main.cc (main): Pass number of input files to Layout
6264 constructor. Don't pass options.
6266 2009-03-30 Ian Lance Taylor <iant@google.com>
6268 * ffsll.c (ffsll): Correct implementation.
6270 2009-03-27 Ian Lance Taylor <iant@google.com>
6272 * ffsll.c: New file.
6273 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6274 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6275 * ftruncate.c (ftruncate): Declare before definition.
6276 * mremap.c (mremap): Likewise.
6277 * pread.c (pread): Likewise.
6278 * configure, Makefile.in, config.in: Rebuild.
6280 * mremap.c: New file.
6281 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6282 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6283 (mremap): Declare if HAVE_MREMAP is not defined.
6284 * configure, Makefile.in, config.in: Rebuild.
6286 2009-03-27 Cary Coutant <ccoutant@google.com>
6288 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6289 position independent.
6290 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6291 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6293 2009-03-24 Cary Coutant <ccoutant@google.com>
6295 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6296 an executable.
6297 (needs_dynamic_reloc): Likewise.
6299 2009-03-24 Ian Lance Taylor <iant@google.com>
6301 * yyscript.y (file_cmd): Recognize EXTERN.
6302 (extern_name_list, extern_name_list_body): New nonterminals.
6303 * script.cc (script_add_extern): Define.
6304 * script-c.h (script_add_extern): Declare.
6306 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6308 * object.cc (is_elf_object): Define.
6309 * object.h (is_elf_object): Declare.
6310 * archive.cc (Archive::get_elf_object_for_member): Call
6311 is_elf_object.
6312 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6314 2009-03-24 Elliott Hughes <enh@google.com>
6316 * output.cc (Output_file::map_anonymous): Define.
6317 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6318 try an anonymous one. Report the size if the mmap fails.
6319 * output.h (class Output_file): Declare map_anonymous.
6321 2009-03-24 Ian Lance Taylor <iant@google.com>
6323 * target-select.cc (instantiate_target): Don't acquire the lock if
6324 the instantiated_target_ field has already been set.
6326 2009-03-23 Ian Lance Taylor <iant@google.com>
6328 * gold-threads.h (class Initialize_lock): Define.
6329 * gold-threads.cc (class Initialize_lock_once): Define.
6330 (initialize_lock_control): New static variable.
6331 (initialize_lock_pointer): New static variable.
6332 (initialize_lock_once): New static function.
6333 (Initialize_lock::Initialize_lock): Define.
6334 (Initialize_lock::initialize): Define.
6335 * target-select.h: Include "gold-threads.h".
6336 (class Target_selector): Add lock_ and initialize_lock_ fields.
6337 Don't define instantiate_target, just declare it.
6338 * target-select.cc (Target_selector::Target_selector): Initialize
6339 new fields.
6340 (Target_selector::instantiate_target): Define.
6341 * descriptors.h: Include "gold-threads.h".
6342 (class Descriptors): Add initialize_lock_ field.
6343 * descriptors.cc (Descriptors::Descriptors): Initialize new
6344 field.
6345 (Descriptors::open): Use initialize_lock_ field
6346 * errors.h (class Errors): Add initialize_lock_ field.
6347 * errors.cc (Errors::Errors): Initialize new field.
6348 (Errors::initialize_lock): Use initialize_lock_ field.
6349 * powerpc.cc (class Target_selector_powerpc): Remove
6350 instantiated_target_ field. In do_recognize call
6351 instantiate_target rather than do_instantiate_target. In
6352 do_instantiate_target just allocate a new target.
6353 * sparc.cc (class Target_selector_sparc): Likewise.
6355 * freebsd.h: New file.
6356 * i386.cc: Include "freebsd.h".
6357 (Target_i386): Derive from Target_freebsd rather than
6358 Sized_target.
6359 (Target_selector_i386): Derive from Target_selector_freebsd rather
6360 than Target_selector.
6361 * x86_64.cc: Include "freebsd.h".
6362 (Target_x86_64): Derive from Target_freebsd rather than
6363 Sized_target.
6364 (Target_selector_x86_64): Derive from Target_selector_freebsd
6365 rather than Target_selector.
6366 * target.h (class Target): Add adjust_elf_header and
6367 do_adjust_elf_header.
6368 * output.cc (Output_file_header:: do_sized_write): Call target
6369 adjust_elf_header routine.
6370 * configure.tgt: Set targ_osabi.
6371 * configure.ac: Define GOLD_DEFAULT_OSABI.
6372 * parameters.cc (Parameters::default_target): Pass
6373 GOLD_DEFAULT_OSABI to select_target.
6374 * target-select.h (class Target_selector): Make instantiate_target
6375 protected rather than private.
6376 * Makefile.am (HFILES): Add freebsd.h.
6377 * configure, Makefile.in, config.in: Rebuild.
6379 * merge.cc (do_add_input_section): Correct pend value. Change
6380 message about last entry not being null terminated from error to
6381 warning.
6383 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6385 * incremental.cc: New file.
6386 * Makefile.am (CCFILES): Add incremental.cc.
6387 * Makefile.in: Rebuild.
6389 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6391 * layout.cc (Layout::output_section_name): Preserve names
6392 of '.note.' sections.
6394 2009-03-19 Ian Lance Taylor <iant@google.com>
6396 * descriptors.cc (Descriptors::open): Check that the options are
6397 valid before using them.
6399 2009-03-18 Ian Lance Taylor <iant@google.com>
6401 * script-sections.h: Include <list>.
6402 (class Script_sections): Change Sections_elements from std::vector
6403 to std::list. Typedef public Elements_iterator. Add
6404 orphan_section_placement_, data_segment_align_start_, and
6405 saw_data_segment_align_ fields. Remove data_segment_align_index_
6406 field.
6407 * script-sections.cc (class Orphan_section_placement): New class.
6408 (class Sections_element): Add virtual functions is_relro and
6409 orphan_section_init. Remove virtual function place_orphan_here.
6410 (class Output_section_definition): Add is_relro and
6411 orphan_section_init. Remove place_orphan_here.
6412 (class Orphan_output_section): Likewise.
6413 (Script_sections::Script_sections): Update for field changes.
6414 (Script_sections::data_segment_align): Set saw_data_segment_align_
6415 and data_segment_align_start_, not data_segment_align_index.
6416 (Script_sections::data_segment_relro_end): Check
6417 saw_data_segment_align_. Use data_segment_align_start_ rather
6418 than data_segment_align_index_.
6419 (Script_sections::place_orphan): Rewrite to use
6420 Orphan_section_placement.
6422 2009-03-17 Ian Lance Taylor <iant@google.com>
6424 * archive.cc (Archive::add_symbols): Check for a version attached
6425 to the symbol name in the archive map.
6426 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6427 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6428 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6429 (ver_test_11.a): New target.
6430 * testsuite/Makefile.in: Rebuild.
6432 * configure.ac: Check for chsize and posix_fallocate. Replace
6433 ftruncate.
6434 * ftruncate.c: New file, from gnulib.
6435 * output.cc (posix_fallocate): Define dummy version if not
6436 HAVE_POSIX_FALLOCATE.
6437 (Output_file::map): Call posix_fallocate rather than lseek and
6438 write.
6439 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6440 * configure, Makefile.in, config.in: Rebuild.
6442 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6444 * layout.h (Layout::create_note): Add section_name parameter.
6445 * layout.cc (Layout::create_note): Likewise.
6446 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6448 2009-03-17 Ian Lance Taylor <iant@google.com>
6450 * descriptors.cc: Include "options.h".
6451 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6452 (Descriptors::open): Always use O_CLOEXEC when opening a new
6453 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6454 then set FD_CLOEXEC.
6456 * sparc.cc (class Target_sparc): Add has_got_section.
6457 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6458 make sure we have a GOT section.
6460 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6461 (Target_sparc::Scan::local): Likewise.
6462 (Target_sparc::Scan::global): Likewise.
6463 (Target_sparc::Relocate::relocate): Likewise.
6464 (Target_sparc::Relocate::relocate_tls): Likewise.
6466 * symtab.cc (Symbol_table::define_default_version): New function,
6467 broken out of add_from_object.
6468 (Symbol_table::add_from_object): Call define_default_version.
6469 (Symbol_table::define_special_symbol): Add resolve_oldsym
6470 parameter. Change all callers. If the version for a symbol comes
6471 from a version script, resolve it with the symbol with the same
6472 name with no version. Also add the symbol without a version if
6473 appropriate.
6474 (do_define_in_output_data): If resolving with oldsym, don't delete
6475 sym.
6476 (do_define_in_output_segment): Likewise.
6477 (do_define_as_constant): Likewise.
6478 * symtab.h (class Symbol_table): Update declarations.
6480 2009-03-13 Ian Lance Taylor <iant@google.com>
6482 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6483 (Read_symbols::requeue): New function.
6484 (Read_symbols::do_read_symbols): If make_elf_object fails because
6485 the target type is not configured, and the file was searched for,
6486 issue a warning and retry with the next directory.
6487 (Add_symbols::run): If the file has an incompatible format, and
6488 it was searched for, requeue the Read_symbols task. On error,
6489 release the object.
6490 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6491 dirindex parameter to constructor. Change all callers. Declare
6492 incompatible_warning and requeue.
6493 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6494 input_argument_ and input_group_ fields. Add them to
6495 constructor. Change all callers.
6496 (class Read_script): Add dirindex_ field. Add it to constructor.
6497 Change all callers.
6498 * archive.cc (Archive::setup): Remove input_objects parameter.
6499 Change all callers.
6500 (Archive::get_file_and_offset): Likewise.
6501 (Archive::read_all_symbols): Likewise.
6502 (Archive::read_symbols): Likewise.
6503 (Archive::get_elf_object_for_member): Remove input_objects
6504 parameter. Add punconfigured parameter. Change all callers.
6505 (Archive::add_symbols): Change return type to bool. Check return
6506 value of include_member.
6507 (Archive::include_all_members): Likewise.
6508 (Archive::include_member): Change return type to bool. Return
6509 false if first included object has incompatible target. Set
6510 included_member_ field.
6511 (Add_archive_symbols::run): If add_symbols returns false, requeue
6512 Read_symbols task.
6513 * archive.h (class Archive): Add included_member_ field.
6514 Initialize it in constructor. Add input_file and searched_for
6515 methods. Update declarations.
6516 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6517 input_argument_ fields. Add them to constructor. Change all
6518 callers.
6519 * script.cc: Include "target-select.h".
6520 (class Parser_closure): Add skip_on_incompatible_target_ and
6521 found_incompatible_target_ fields. Add
6522 skip_on_incompatible_target parameter to constructor. Change all
6523 callers. Add methods skip_on_incompatible_target,
6524 clear_skip_on_incompatible_target, found_incompatible_target, and
6525 set_found_incompatible_target.
6526 (read_input_script): Add dirindex parameter. Change all callers.
6527 If parser finds an incompatible target, requeue Read_symbols
6528 task.
6529 (script_set_symbol): Clear skip_on_incompatible_target in
6530 closure.
6531 (script_add_assertion, script_parse_option): Likewise.
6532 (script_start_sections, script_add_phdr): Likewise.
6533 (script_check_output_format): New function.
6534 * script.h (read_input_script): Update declaration.
6535 * script-c.h (script_check_output_format): Declare.
6536 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6537 (ignore_cmd): Remove OUTPUT_FORMAT.
6538 * fileread.cc (Input_file::Input_file): Add explicit this.
6539 (Input_file::will_search_for): New function.
6540 (Input_file::open): Add pindex parameter. Change all callers.
6541 * fileread.h (class Input_file): Add input_file_argument method.
6542 Declare will_search_for. Update declarations.
6543 * object.cc (make_elf_object): Add punconfigured parameter.
6544 Change all callers.
6545 * object.h (class Object): Make input_file public. Add
6546 searched_for method.
6547 (make_elf_object): Update declaration.
6548 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6549 restart search.
6550 * dirsearch.h (class Dirsearch): Update declaration.
6551 * options.h (class General_options): Add --warn-search-mismatch.
6552 * parameters.cc (Parameters::is_compatible_target): New function.
6553 * parameters.h (class Parameters): Declare is_compatible_target.
6554 * workqueue.cc (Workqueue::add_blocker): New function.
6555 * workqueue.h (class Workqueue): Declare add_blocker.
6557 * fileread.cc (Input_file::open): Remove options parameter.
6558 Change all callers.
6559 (Input_file::open_binary): Likewise.
6560 * script.cc (read_input_script): Likewise.
6561 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6562 options parameter from constructor. Change all callers.
6563 (class Read_script): Likewise.
6564 * fileread.h (class Input_file): Update declarations.
6565 * script.h (read_input_script): Update declaration.
6567 2009-03-10 Nick Clifton <nickc@redhat.com>
6569 * po/es.po: New Spanish translation.
6571 2009-03-06 Cary Coutant <ccoutant@google.com>
6573 * options.cc (parse_short_option): Keep dash_z from registering itself.
6575 2009-03-03 Ian Lance Taylor <iant@google.com>
6577 PR 9918
6578 * target-reloc.h (relocate_section): Pass output_section to
6579 relocate.
6580 * i386.cc (Target_i386::should_apply_static_reloc): Add
6581 output_section parameter. Change all callers.
6582 (Target_i386::Relocate::relocate): Add output_section parameter.
6583 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6584 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6585 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6586 * testsuite/two_file_shared.sh: New script.
6587 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6588 (check_DATA): Add two_file_shared.dbg.
6589 (two_file_shared.dbg): New target.
6590 * testsuite/Makefile.in: Rebuild.
6592 2009-03-01 Ian Lance Taylor <iant@google.com>
6594 * configure.ac: Check for byteswap.h.
6595 * configure: Rebuild.
6596 * config.in: Rebuild.
6598 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6600 * layout.cc (Layout::find_or_add_kept_section): New function.
6601 (Layout::add_comdat): Removed.
6602 * layout.h (struct Kept_section): Move out of class Layout.
6603 Remove trailing underscores from field names. Add group_sections
6604 field. Rename group_ field to is_group. Change all uses.
6605 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6606 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6607 comdat_groups_ field.
6608 (Sized_relobj::include_section_group): Use
6609 find_or_add_kept_section and Kept_section::group_sections.
6610 (Sized_relobj::include_linkonce_section): Likewise.
6611 * object.cc (class Sized_relobj): Don't define Comdat_group or
6612 Comdat_group_table. Remove find_comdat_group and
6613 add_comdat_group. Remove comdat_groups_ field.
6614 * plugin.cc (include_comdat_group): Use
6615 Layout::find_or_add_kept_section.
6617 2009-02-28 Ian Lance Taylor <iant@google.com>
6619 * README: --gc-sections and map files are now supported. Document
6620 some build requirements.
6622 PR 6992
6623 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6624 relocatable link set the value of the section symbol to zero.
6625 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6626 relocatable link don't include the section address in the local
6627 symbol value.
6629 2009-02-27 Ian Lance Taylor <iant@google.com>
6631 PR 6811
6632 * options.h (class Search_directory): Add is_system_directory.
6633 (class General_options): Declare is_in_system_directory.
6634 * options.cc (get_relative_sysroot): Make static.
6635 (get_default_sysroot): Make static.
6636 (General_optoins::is_in_system_directory): New function.
6637 * fileread.cc (Input_file::is_in_system_directory): New function.
6638 * fileread.h (class Input_file): Declare is_in_system_directory.
6639 * object.h (class Object): Add is_in_system_directory.
6640 (class Input_objects): Remove system_library_directory_ field.
6641 * object.cc (Input_objects::add_object): Don't set
6642 system_library_directory_.
6643 (input_objects::found_in_system_library_directory): Remove.
6644 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6645 parameter. Change all callers.
6646 (Symbol_table::sized_write_globals): Likewise.
6647 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6648 Call Object::is_in_system_directory.
6649 * symtab.h (class Symbol_table): Update declarations.
6651 PR 5990
6652 * descriptors.h (Open_descriptor): Add is_on_stack field.
6653 * descriptors.cc (Descriptors::open): If the descriptor is on the
6654 top of the stack, remove it. Initialize is_on_stack field.
6655 (Descriptors::release): Only add pod to stack if it is not on the
6656 stack already.
6657 (Descriptors::close_some_descriptor): Clear stack_next and
6658 is_on_stack fields.
6660 PR 7091
6661 * output.cc (Output_section::find_starting_output_address): Rename
6662 from starting_output_address; add PADDR parameter; change return
6663 type.
6664 * output.h (class Output_section): Declare
6665 find_starting_output_address instead of starting_output_address.
6666 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6667 section symbol for which we can't find a merge section.
6669 PR 9836
6670 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6671 hidden or internal, force the symbol to be local.
6672 * resolve.cc (Symbol::override_visibility): Define.
6673 (Symbol::override_base): Use override_visibility.
6674 (Symbol_table::resolve): Likewise.
6675 (Symbol::override_base_with_special): Likewise.
6676 (Symbol_table::override_with_special): If the visibility is hidden
6677 or internal, force the symbol to be local.
6678 * symtab.h (class Symbol): Add set_visibility and
6679 override_visibility.
6680 * testsuite/ver_test_1.sh: New file.
6681 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6682 (check_DATA): Add ver_test_1.syms.
6683 (ver_test_1.syms): New target.
6684 * testsuite/Makefile.in: Rebuild.
6686 2009-02-25 Cary Coutant <ccoutant@google.com>
6688 * layout.cc (Layout::choose_output_section): Don't rename sections
6689 when using a linker script that has a SECTIONS clause.
6690 * Makefile.in: Regenerate.
6692 * testsuite/Makefile.am (script_test_5.sh): New test case.
6693 * testsuite/Makefile.in: Regenerate.
6694 * testsuite/script_test_5.cc: New file.
6695 * testsuite/script_test_5.sh: New file.
6696 * testsuite/script_test_5.t: New file.
6698 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6700 * archive.cc (Archive::include_member): Update calls to add_symbols.
6701 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6702 the Layout argument.
6703 * dynobj.h (do_add_symbols): Add the Layout argument.
6704 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6705 Layout argument.
6706 * object.h (Object::add_symbols): Add the Layout argument.
6707 (Object::do_add_symbols): Add the Layout argument.
6708 (Sized_relobj::do_add_symbols): Add the Layout argument.
6709 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6710 Unify the two versions.
6711 (Add_plugin_symbols): Remove.
6712 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6713 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6714 (Add_plugin_symbols): Remove.
6715 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6716 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6717 (Add_symbols::run): Make it work with Pulginobj.
6719 2009-02-06 Ian Lance Taylor <iant@google.com>
6721 * object.cc (Sized_relobj::do_layout): Make info message start
6722 with lower case letter.
6724 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6726 * binary.cc: Fix file comment.
6728 * options.h (enum Incremental_disposition): Define.
6729 (class General_options): Add new options: --incremental,
6730 --incremental_changed, --incremental_unchanged,
6731 --incremental_unknown. Add incremental_disposition_ and
6732 implicit_incremental_ fields.
6733 (General_options::incremental_disposition): New function.
6734 (class Position_dependent_options): Add incremental_disposition
6735 option.
6736 (Position_dependent_options::copy_from_options): Set incremental
6737 dispositions.
6738 * options.cc (General_options::parse_incremental_changed): New
6739 function.
6740 (General_options::parse_incremental_unchanged): New function.
6741 (General_options::parse_incremental_unknown): New function.
6742 (General_options::General_options): Initialize new fields
6743 incremental_disposition_ and implicit_incremental_.
6744 (General_options::finalize): Check for uasge of --incremental-*
6745 without --incremental.
6747 2009-02-06 Chris Demetriou <cgd@google.com>
6749 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6750 pointer and to report location as the file name associated with
6751 the symbol.
6752 (gold_undefined_symbol_at_location): New function to replace the
6753 old gold_undefined_symbol functionality.
6754 * target-reloc.h (relocate_section): Update to use
6755 gold_undefined_symbol_at_location.
6756 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6757 Call gold_undefined_symbol function rather than gold_error.
6758 * errors.h (Errors::undefined_symbol): Take location as a
6759 string, rather than calculating it from a relocation.
6760 * errors.cc (Errors::fatal): Print "fatal error:" before the
6761 formatted message.
6762 (Errors::error, Errors::error_at_location): Print "error: "
6763 before the formatted message.
6764 (Errors::undefined_symbol): Take location as a string, rather
6765 than calculating it from a relocation.
6766 (gold_undefined_symbol_at_location): New function akin to
6767 old gold_undefined_symbol, calculates location from relocation.
6768 (gold_undefined_symbol): Change to take only a Symbol pointer
6769 and to report location as the file name associated with the symbol.
6770 * testsuite/debug_msg.sh: Update for changed error messages.
6771 * testsuite/undef_symbol.sh: Likewise.
6773 2009-02-04 Duncan Sands <baldrick@free.fr>
6775 PR 9812
6776 * reduced_debug_output.h
6777 (Output_reduced_debug_abbrev_section::failed): Use format for
6778 gold_warning.
6779 (Output_reduced_debug_info_section::faild): Likewise.
6781 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6783 * script.cc (Lazy_demangler): New class.
6784 (Version_script_info::get_symbol_version_helper): Demangle a
6785 symbol only once.
6787 2009-01-29 Cary Coutant <ccoutant@google.com>
6789 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6790 to __tls_get_addr.
6791 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6793 2009-01-28 Ian Lance Taylor <iant@google.com>
6795 * version.cc (version_string): Bump to 1.9.
6797 * gold.h: Include <cstring> and <stdint.h>.
6798 * version.cc: Include <cstdio>.
6799 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6800 warning.
6801 * reduced_debug_output.cc (insert_into_vector): Rename from
6802 Insert_into_vector; change all callers. Use Swap_unaligned to
6803 avoid aliasing issue; remove union since it is unnecessary.
6805 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6807 * Makefile.am (CCFILES): Add gc.cc.
6808 (HFILES): Add gc.h.
6809 * Makefile.in: Regenerate.
6810 * gold.cc (Gc_runner): New class.
6811 (queue_initial_tasks): Call garbage collection related tasks
6812 when corresponding options are invoked.
6813 (queue_middle_gc_tasks): New function.
6814 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6815 processed early before laying out sections during garbage collection.
6816 * gold.h (queue_middle_gc_tasks): New function.
6817 (is_prefix_of): Move from "layout.cc".
6818 * i386.cc (Target_i386::gc_process_relocs): New function.
6819 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6820 * main.cc (main): Create object of class "Garbage_collection".
6821 * object.cc (Relobj::copy_symbols_data): New function.
6822 (Relobj::is_section_name_included): New function.
6823 (Sized_relobj::do_layout): Allow this function to be called twice
6824 during garbage collection and defer layout of section during the
6825 first call.
6826 * object.h (Relobj::get_symbols_data): New function.
6827 (Relobj::is_section_name_included): New function.
6828 (Relobj::copy_symbols_data): New function.
6829 (Relobj::set_symbols_data): New function.
6830 (Relobj::get_relocs_data): New function.
6831 (Relobj::set_relocs_data): New function.
6832 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6833 (Relobj::gc_process_relocs): New function.
6834 (Relobj::do_gc_process_relocs): New pure virtual function.
6835 (Relobj::sd_): New data member.
6836 (Sized_relobj::is_output_section_offset_invalid): New function.
6837 (Sized_relobj::do_gc_process_relocs): New function.
6838 * options.h (General_options::gc_sections): Modify to not be a no-op.
6839 (General_options::print_gc_sections): New option.
6840 * plugin.cc (Plugin_finish::run): Remove function call to
6841 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6842 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6843 * reloc.cc (Read_relocs::run): Add task to process relocs and
6844 determine unreferenced sections when doing garbage collection.
6845 (Gc_process_relocs): New class.
6846 (Sized_relobj::do_gc_process_relocs): New function.
6847 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6848 sections that are garbage collected.
6849 * reloc.h (Gc_process_relocs): New class.
6850 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6851 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6852 symbols whose corresponding sections are garbage collected.
6853 (Symbol_table::Symbol_table): Add new parameter for the garbage
6854 collection object.
6855 (Symbol_table::gc_mark_undef_symbols): New function.
6856 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6857 (Symbol_table::gc_mark_dyn_syms): New function.
6858 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6859 as garbage.
6860 (Symbol_table::add_from_object): Likewise.
6861 (Symbol_table::add_from_relobj): When building shared objects, do not
6862 treat externally visible symbols as garbage.
6863 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6864 table information for static and relocatable links.
6865 * symtab.h (Symbol_table::set_gc): New function.
6866 (Symbol_table::gc): New function.
6867 (Symbol_table::gc_mark_undef_symbols): New function.
6868 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6869 (Symbol_table::gc_mark_dyn_syms): New function.
6870 (Symbol_table::gc_): New data member.
6871 * target.h (Sized_target::gc_process_relocs): New pure virtual
6872 function.
6873 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6874 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6876 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6878 * options.h (General_options::gc_sections): Define as a no-op for now.
6879 (General_options::no_keep_memory): Ditto.
6880 (General_options::Bshareable): Define.
6881 * options.cc (General_options::finalize): Honor -Bshareable.
6883 2009-01-20 Andreas Schwab <schwab@suse.de>
6885 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6886 read the value in the contents, since we don't use it. Use the
6887 template endianness when writing.
6888 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6890 2009-01-19 Andreas Schwab <schwab@suse.de>
6892 * configure.tgt (powerpc64-*): Fix targ_obj.
6894 2009-01-15 Ian Lance Taylor <iant@google.com>
6896 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6897 local symbols when stripping all symbols.
6899 2009-01-14 Cary Coutant <ccoutant@google.com>
6901 * output.cc (Output_reloc): Add explicit instantiations.
6903 2009-01-14 Cary Coutant <ccoutant@google.com>
6905 * archive.cc (Archive::get_elf_object_for_member): Remove call
6906 to File_read::claim_for_plugin.
6907 * descriptors.cc (Descriptors::open): Remove reference to
6908 is_claimed.
6909 (Descriptors::claim_for_plugin): Remove.
6910 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6911 (Descriptors::is_claimed): Remove.
6912 (claim_descriptor_for_plugin): Remove.
6913 * fileread.cc (File_read::claim_for_plugin): Remove.
6914 * fileread.h (File_read::claim_for_plugin): Remove.
6915 (File_read::descriptor): Reopen descriptor if necessary.
6916 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6917 (Plugin_manager::all_symbols_read): Add task parameter. Change
6918 all callers.
6919 (Plugin_manager::get_input_file): New function.
6920 (Plugin_manager::release_input_file): New function.
6921 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6922 corresponding data member.
6923 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6924 and pass to base constructor. Change all callers.
6925 (get_input_file, release_input_file): New functions.
6926 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6927 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6928 (Plugin_manager::all_symbols_read): Add task parameter.
6929 (Plugin_manager::get_input_file): New function.
6930 (Plugin_manager::release_input_file): New function.
6931 (Plugin_manager::task_): New data member.
6932 (Pluginobj::Pluginobj): Add filesize parameter.
6933 (Pluginobj::filename): New function.
6934 (Pluginobj::descriptor): New function.
6935 (Pluginobj::filesize): New function.
6936 (Pluginobj::filesize_): New data member.
6937 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6938 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6939 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6941 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6942 with archive libraries.
6943 * testsuite/Makefile.in: Regenerate.
6944 * testsuite/plugin_test.c (struct sym_info): New type.
6945 (get_input_file, release_input_file): New static variables.
6946 (onload): Capture new transfer vector entries.
6947 (claim_file_hook): Stop reading at end of file according to filesize.
6948 Factor out parsing of readelf output into separate function.
6949 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6950 APIs and get the source file name from the symbol table. Convert
6951 source file name to corresponding object file name. Print info
6952 message when adding new input files.
6953 (parse_readelf_line): New function.
6954 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6955 * testsuite/plugin_test_2.sh: Likewise.
6956 * testsuite/plugin_test_3.sh: Likewise.
6957 * testsuite/plugin_test_4.sh: New test case.
6959 2009-01-07 Ian Lance Taylor <iant@google.com>
6961 * version.cc (version_string): Bump to 1.8.
6963 2008-12-23 Cary Coutant <ccoutant@google.com>
6965 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6966 * plugin.cc (Plugin_manager::finish): Rename as
6967 layout_deferred_objects. Move cleanup to separate function.
6968 (Plugin_manager::cleanup): New function.
6969 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6970 separately.
6971 * plugin.h (Plugin_manager::finish): Rename as
6972 layout_deferred_objects.
6973 (Plugin_manager::cleanup): New function.
6974 (Plugin_manager::cleanup_done): New field.
6976 2008-12-23 Cary Coutant <ccoutant@google.com>
6978 * plugin.cc (is_visible_from_outside): New function.
6979 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6980 so we don't return "IR only" status for exported symbols or -r links.
6982 * testsuite/Makefile.am (plugin_test_3): New test case.
6983 * testsuite/Makefile.in: Regenerate.
6984 * testsuite/plugin_test_3.sh: New file.
6986 2008-12-22 Cary Coutant <ccoutant@google.com>
6988 * object.cc (Sized_relobj::layout_section): New function.
6989 (Sized_relobj::do_layout): Defer layout of input sections until after
6990 plugin has provided replacement files.
6991 (Sized_relobj::do_layout_deferred_sections): New function.
6992 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6993 (Relobj::layout_deferred_sections): New function.
6994 (Relobj::do_layout_deferred_sections): New function.
6995 (Sized_relobj::do_layout_deferred_sections): New function.
6996 (Sized_relobj::layout_section): New function.
6997 (Sized_relobj::Deferred_layout): New structure.
6998 (Sized_relobj::deferred_layout_): New field.
6999 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7000 Change all callers. Layout deferred sections.
7001 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7002 references.
7003 (Plugin_hook::run): Move code from do_plugin_hook inline.
7004 (Plugin_hook::do_plugin_hook): Remove.
7005 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7006 (Plugin_manager::finish): Renamed, was cleanup.
7007 (Plugin_manager::should_defer_layout): New function.
7008 (Plugin_manager::add_deferred_layout_object): New function.
7009 (Plugin_manager::Deferred_layout_list): New type.
7010 (Plugin_manager::deferred_layout_objects_): New field.
7011 (Plugin_hook::do_plugin_hook): Remove.
7013 2008-12-17 Ian Lance Taylor <iant@google.com>
7015 * options.h (class General_options): Add --no case for
7016 --export-dynamic.
7018 2008-12-16 Cary Coutant <ccoutant@google.com>
7020 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7021 vector.
7022 (Plugin_manager::claim_file): Create plugin object even if
7023 plugin did not call the add_symbols callback.
7024 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7025 asking for more symbols than were added.
7026 * testsuite/Makefile.am (plugin_test_1): Add test case with
7027 no global symbols.
7028 (empty.syms): New target.
7029 * testsuite/Makefile.in: Regenerate.
7030 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7031 message. Don't call add_symbols if no globals.
7032 (all_symbols_read_hook): Don't provide replacement for empty
7033 claimed file.
7035 2008-12-12 Ian Lance Taylor <iant@google.com>
7037 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7038 r_type == 0 for a local symbol with r_sym == 0.
7039 (scan_relocatable_relocs): Pass r_sym to
7040 local_non_section_strategy.
7041 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7042 r_sym parameter.
7044 * configure.ac: Update test for TLS descriptors: they are
7045 supported as of glibc 2.9.
7046 * configure: Rebuild.
7048 2008-12-11 Ian Lance Taylor <iant@google.com>
7050 PR 7091
7051 * target-reloc.h (Default_scan_relocatable_relocs): For each
7052 function, map r_type == 0 to RELOC_DISCARD.
7054 2008-12-10 Cary Coutant <ccoutant@google.com>
7056 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7057 object to override a kept COMDAT group from a plugin object.
7059 2008-12-09 Ian Lance Taylor <iant@google.com>
7061 PR 7088
7062 * yyscript.y (file_cmd): Handle INPUT.
7064 * testsuite/initpri1.c: Change all declarations to be full
7065 prototypes by adding void, to avoid compiler warnings.
7067 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7069 * options.cc (General_options::parse_plugin_opt): New.
7070 (General_options::add_plugin): The argument now is just the filename.
7071 (General_options::add_plugin_option): New.
7072 * options.h (plugin_opt): New.
7073 (add_plugin): Change argument name.
7074 (add_plugin_option): New.
7075 * plugin.cc (Plugin::load): Don't parse the plugin option.
7076 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7077 (Plugin::add_option): New.
7078 (Plugin::args_): Change type.
7079 (Plugin::filename_): New.
7080 (Plugin_manager::add_plugin_option): New.
7081 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7082 * testsuite/Makefile.in: Regenerate.
7084 2008-12-05 Cary Coutant <ccoutant@google.com>
7086 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7087 Handle --strip-lto-sections option.
7088 * options.h (strip_lto_sections): New option.
7090 2008-12-01 Cary Coutant <ccoutant@google.com>
7092 * plugin.cc (ld_plugin_message): Change format parameter to const.
7093 Fix mismatch between new[] and delete.
7095 2008-11-14 Cary Coutant <ccoutant@google.com>
7097 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7098 instead of -1U.
7100 2008-11-05 Craig Silverstein <csilvers@google.com>
7102 * options.cc (General_options::parse_dynamic_list): New function.
7103 * options.h (General_options): New flags dynamic_list,
7104 dynamic_list_data, dynamic_list_cpp_new, and
7105 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7106 (General_options::in_dynamic_list): New function.
7107 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7108 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7109 (Lex::can_continue_name): Likewise.
7110 (yylex): Likewise.
7111 (read_script_file): New parameter script_options.
7112 (read_dynamic_list): New function.
7113 (Script_options::define_dynamic_list): New function.
7114 (dynamic_list_keyword_parsecodes): New variable.
7115 (dynamic_list_keywords): New variable.
7116 * script.h (Script_options::define_dynamic_list): New function
7117 prototype.
7118 (read_dynamic_list): New function prototype.
7119 * symtab.cc (strprefix): New macro.
7120 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7121 dynamic_list_data, dynamic_list_cpp_new, and
7122 dynamic_list_cpp_typeinfo.
7123 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7124 (dynamic_list_expr): New rule.
7125 (dynamic_list_nodes): Likewise.
7126 (dynamic_list_node): Likewise.
7127 * testsuite/Makefile.am (dynamic_list): New test.
7128 * testsuite/Makefile.in: Regenerated.
7129 * testsuite/dynamic_list.t: New file.
7130 * testsuite/dynamic_list.sh: New file.
7132 2008-11-05 Craig Silverstein <csilvers@google.com>
7134 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7135 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7136 (t11_last): Likewise.
7137 * testsuite/ver_test_6.c (main): Likewise.
7139 2008-10-07 Cary Coutant <ccoutant@google.com>
7141 * options.c (General_options::finalize): Add check for -static and
7142 -shared.
7143 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7144 is not empty.
7146 2008-10-02 Cary Coutant <ccoutant@google.com>
7148 * plugin.cc (make_sized_plugin_object): Fix conditional
7149 compilation to work when not all targets are enabled.
7151 2008-09-29 Cary Coutant <ccoutant@google.com>
7153 * archive.cc (Archive::get_file_and_offset): Use filename instead
7154 of name to get library path.
7155 (Archive::include_member): Unlock external member of a thin archive.
7157 * testsuite/Makefile.am (TEST_AR): New variable.
7158 (thin_archive_test_1): New test.
7159 (thin_archive_test_2): New test.
7160 * testsuite/Makefile.in: Regenerate.
7161 * testsuite/thin_archive_main.cc: New file.
7162 * testsuite/thin_archive_test_1.cc: New file.
7163 * testsuite/thin_archive_test_2.cc: New file.
7164 * testsuite/thin_archive_test_3.cc: New file.
7165 * testsuite/thin_archive_test_4.cc: New file.
7167 2008-09-29 Cary Coutant <ccoutant@google.com>
7169 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7170 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7171 instead of -1U.
7172 (Sized_relobj::do_finalize_local_symbols): Likewise.
7173 (Sized_relobj::map_to_kept_section): Likewise.
7174 * object.h (Sized_relobj::invalid_address): New constant.
7175 (Sized_relobj::do_output_section_offset): Check for invalid_address
7176 and return -1ULL.
7177 * output.cc (Output_reloc::local_section_offset): Use constant
7178 invalid_address instead of -1U.
7179 (Output_reloc::get_address): Likewise.
7180 (Output_section::output_address): Change -1U to -1ULL.
7181 * output.h (Output_reloc::invalid_address): New constant.
7182 * reloc.cc (Sized_relobj::write_sections): Use constant
7183 invalid_address instead of -1U.
7184 (Sized_relobj::relocate_sections): Likewise.
7185 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7186 values for merge sections.
7187 * target-reloc.h (relocate_for_relocatable): Use constant
7188 invalid_address instead of -1U.
7190 2008-09-19 Cary Coutant <ccoutant@google.com>
7192 Add plugin functionality for link-time optimization (LTO).
7193 * configure.ac (plugins): Add --enable-plugins option.
7194 * configure: Regenerate.
7195 * config.in: Regenerate.
7196 * Makefile.am (LIBDL): New variable.
7197 (CCFILES): Add plugin.cc.
7198 (HFILES): Add plugin.h.
7199 (ldadd_var): Add LIBDL.
7200 * Makefile.in: Regenerate.
7202 * archive.cc: Include "plugin.h".
7203 (Archive::setup): Don't preread archive symbols when using a plugin.
7204 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7205 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7206 files.
7207 (Archive::include_member): Add symbols from plugin objects.
7208 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7209 * descriptors.cc (Descriptors::open): Check for file descriptors
7210 abandoned by plugins.
7211 (Descriptors::claim_for_plugin): New function.
7212 * descriptors.h (Descriptors::claim_for_plugin): New function.
7213 (Open_descriptor::is_claimed): New field.
7214 (claim_descriptor_for_plugin): New function.
7215 * fileread.cc (File_read::claim_for_plugin): New function.
7216 * fileread.h (File_read::claim_for_plugin): New function.
7217 (File_read::descriptor): New function.
7218 * gold.cc: Include "plugin.h".
7219 (queue_initial_tasks): Add task to call plugin hooks for generating
7220 new object files.
7221 * main.cc: Include "plugin.h".
7222 (main): Load plugin libraries.
7223 * object.h (Pluginobj): Declare.
7224 (Object::pluginobj): New function.
7225 (Object::do_pluginobj): New function.
7226 (Object::set_target): New function.
7227 * options.cc: Include "plugin.h".
7228 (General_options::parse_plugin): New function.
7229 (General_options::General_options): Initialize plugins_ field.
7230 (General_options::add_plugin): New function.
7231 * options.h (Plugin_manager): Declare.
7232 (General_options): Add --plugin option.
7233 (General_options::has_plugins): New function.
7234 (General_options::plugins): New function.
7235 (General_options::add_plugin): New function.
7236 (General_options::plugins_): New field.
7237 * plugin.cc: New file.
7238 * plugin.h: New file.
7239 * readsyms.cc: Include "plugin.h".
7240 (Read_symbols::do_read_symbols): Check for archive before checking
7241 for ELF file. Call plugin hooks to claim files.
7242 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7243 from a real object file; force override when processing replacement
7244 files.
7245 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7246 (Symbol::init_base_object): Likewise.
7247 (Symbol::init_base_output_data): Likewise.
7248 (Symbol::init_base_output_segment): Likewise.
7249 (Symbol::init_base_constant): Likewise.
7250 (Symbol::init_base_undefined): Likewise.
7251 (Symbol::output_section): Assert that object is not a plugin.
7252 (Symbol_table::add_from_pluginobj): New function.
7253 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7254 undefined.
7255 (Symbol_table::sized_write_globals): Likewise.
7256 (Symbol_table::add_from_pluginobj): Instantiate template.
7257 * symtab.h (Sized_pluginobj): Declare.
7258 (Symbol::in_real_elf): New function.
7259 (Symbol::set_in_real_elf): New function.
7260 (Symbol::in_real_elf_): New field.
7261 (Symbol_table::add_from_pluginobj): New function.
7263 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7264 (LIBDL): New variable.
7265 (LDADD): Add LIBDL.
7266 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7267 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7268 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7269 (MOSTLYCLEANFILES): Likewise.
7270 * testsuite/Makefile.in: Regenerate.
7271 * testsuite/plugin_test.c: New file.
7272 * testsuite/plugin_test_1.sh: New file.
7273 * testsuite/plugin_test_2.sh: New file.
7275 2008-09-16 Ian Lance Taylor <iant@google.com>
7277 * target-reloc.h (relocate_section): Check whether a symbol is
7278 defined by the ABI before reporting an undefined symbol error.
7279 * target.h (Target::is_defined_by_abi): Make parameter const.
7280 (Target::do_is_defined_by_abi): Likewise.
7281 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7282 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7283 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7284 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7285 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7286 * testsuite/Makefile.in: Rebuild.
7288 * fileread.cc (make_view): Add casts to avoid warning.
7290 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7292 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7293 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7295 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7297 * options.h (General_options::output_is_executable): New.
7298 (General_options::output_is_pie): New.
7299 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7300 for shared libraries.
7301 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7303 2008-09-11 Chris Demetriou <cgd@google.com>
7305 * options.h (origin): New -z option.
7306 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7307 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7308 in DT_FLAGS_1.
7310 2008-09-05 Cary Coutant <ccoutant@google.com>
7312 * fileread.cc (File_read::make_view): Add check for attempt to map
7313 beyond end of file.
7315 2008-09-05 Cary Coutant <ccoutant@google.com>
7317 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7318 explicit instantiations.
7320 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7322 PR gold/6858
7323 * options.cc (General_options::finalize): Allow undefined symbols
7324 in shlibs if linking -shared.
7326 PR gold/6859
7327 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7328 symbols as not needing a dynsym entry.
7330 2008-08-20 Craig Silverstein <csilvers@google.com>
7332 * fileread.cc (File_read::open): Do not lock the file unless it
7333 was successfully opened.
7335 2008-08-14 Cary Coutant <ccoutant@google.com>
7337 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7338 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7339 * testsuite/tls_test.cc (struct int128): 128-bit struct
7340 for testing TLS relocs with non-zero addend.
7341 (v12): New TLS variable.
7342 (t12): New test.
7343 (t_last): Add check for v12.
7344 * testsuite/tls_test.h (t12): New function.
7345 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7347 2008-08-13 Ian Lance Taylor <iant@google.com>
7349 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7350 set tls_segment_ or relro_segment_.
7351 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7352 when appropriate.
7353 * output.h (Output_section::clear_is_relro): New function.
7354 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7355 sections specially even when output_data_ is empty.
7356 (Output_segment::maximum_alignment): When first section is relro,
7357 only force alignment for PT_LOAD segments.
7358 * script.cc (script_data_segment_align): New function.
7359 (script_data_segment_relro_end): New function.
7360 * script-c.h (script_data_segment_align): Declare.
7361 (script_data_segment_relro_end): Declare.
7362 * script-sections.h (class Script_sections): Declare
7363 data_segment_align and data_segment_relro_end. Add fields
7364 segment_align_index_ and saw_relro_end_.
7365 * script-sections.cc (class Sections_element): Add set_is_relro
7366 virtual function. Add new bool* parameter to place_orphan_here.
7367 Add get_output_section virtual function.
7368 (class Output_section_definition): Add set_is_relro. Add new
7369 bool* parameter to place_orphan_here. Add get_output_section.
7370 Add is_relro_ field.
7371 (Output_section_definition::Output_section_definition): Initialize
7372 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7373 and is_relro_ fields.
7374 (Output_section_definition::place_orphan_here): Add is_relro
7375 parameter.
7376 (Output_section_definition::set_section_addresses): Set relro for
7377 output section.
7378 (Output_section_definition::alternate_constraint): Likewise.
7379 (class Orphan_output_section): Add new bool* parameter to
7380 place_orphan_here. Add get_output_section.
7381 (Orphan_output_section::place_orphan_here): Add is_relro
7382 parameter.
7383 (Script_sections::Script_sections): Initialize
7384 data_segment_align_index_ and saw_relro_end_.
7385 (Script_sections::data_segment_align): New function.
7386 (Script_sections::data_segment_relro_end): New function.
7387 (Script_sections::place_orphan): Set or clear is_relro.
7388 (Script_sections::set_section_addresses): Force alignment of first
7389 TLS section.
7390 * yyscript.y (exp): Call script_data_segment_align and
7391 script_data_segment_relro_end.
7392 * testsuite/relro_script_test.t: New file.
7393 * testsuite/relro_test.cc (using_script): Declare.
7394 (t1, t2): Test using_script.
7395 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7396 (relro_script_test_SOURCES): Define.
7397 (relro_script_test_DEPENDENCIES): Define.
7398 (relro_script_test_LDFLAGS): Define.
7399 (relro_script_test_LDADD): Define.
7400 (relro_script_test.so): New target.
7401 * testsuite/Makefile.in: Rebuild.
7403 2008-08-06 Cary Coutant <ccoutant@google.com>
7405 * archive.cc (Archive::total_archives, Archive::total_members)
7406 (Archive::total_members_loaded): New variables.
7407 (Archive::setup): Add parameter. Add option to preread
7408 archive symbols.
7409 (Archive::read_armap): Add counter.
7410 (Archive::get_file_and_offset): New function.
7411 (Archive::get_elf_object_for_member): New function.
7412 (Archive::read_all_symbols): New function.
7413 (Archive::read_symbols): New function.
7414 (Archive::add_symbols): Add counters.
7415 (Archive::include_all_members): Use armap to find members if it's
7416 already built.
7417 (Archive::include_member): Skip reading symbols if already read.
7418 Factored code into Archive::get_file_and_offset and
7419 Archive::get_elf_object_for_member. Changed call to
7420 Mapfile::report_include_archive_member.
7421 (Archive::print_stats): New function.
7422 * archive.h: Declare Object and Read_symbols_data classes.
7423 (Archive::Archive): Add initializers for new members.
7424 (Archive::setup): Add parameter.
7425 (Archive::print_stats): New function.
7426 (Archive::total_archives, Archive::total_members)
7427 (Archive::total_members_loaded): New variables.
7428 (Archive::get_file_and_offset): New function.
7429 (Archive::get_elf_object_for_member): New function.
7430 (Archive::read_all_symbols): New function.
7431 (Archive::read_symbols): New function.
7432 (Archive::Archive_member): New class.
7433 (Archive::members_): New member.
7434 (Archive::num_members_): New member.
7435 * main.cc: Include archive.h.
7436 (main): Call Archive::print_stats.
7437 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7438 archive parameter; member_name is now the fully-decorated name.
7439 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7440 * options.h: (General_options): Add --preread-archive-symbols option.
7441 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7442 Archive::setup.
7444 2008-08-04 Ian Lance Taylor <iant@google.com>
7446 * symtab.h (Symbol::use_plt_offset): New function.
7447 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7448 * powerpc.cc (Relocate::relocate): Likewise.
7449 * sparc.cc (Relocate::relocate): Likewise.
7450 * x86_64.cc (Relocate::relocate): Likewise.
7451 * testsuite/weak_plt.sh: New test.
7452 * testsuite/weak_plt_main.cc: New test.
7453 * testsuite/weak_plt_shared.cc: New test.
7454 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7455 (check_PROGRAMS): Add weak_plt.
7456 (check_DATA): Add weak_plt_shared.so.
7457 (weak_plt_main_pic.o, weak_plt): New targets.
7458 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7459 * testsuite/Makefile.in: Rebuild.
7461 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7462 gcctestdir/ld.
7463 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7464 * testsuite/Makefile.in: Rebuild.
7466 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7468 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7469 * Makefile.in: Regenerate.
7470 * po/POTFILES.in: Regenerate.
7472 2008-07-29 Ian Lance Taylor <iant@google.com>
7474 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7475 symbols before other symbols.
7476 * testsuite/script_test_2.cc (test_addr): Declare.
7477 (test_addr_alias): Declare.
7478 (main): Check that test_addr and test_addr_alias have the right
7479 values.
7480 * testsuite/script_test_2.t: Define test_addr_alias and
7481 test_addr.
7483 2008-07-24 Ian Lance Taylor <iant@google.com>
7485 PR 5990
7486 * descriptors.cc: New file.
7487 * descriptors.h: New file.
7488 * gold-threads.h (class Hold_optional_lock): New class.
7489 * fileread.cc: Include "descriptors.h".
7490 (File_read::~File_read): Release descriptor rather than closing
7491 it.
7492 (File_read::open) [file]: Call open_descriptor rather than open.
7493 Set is_descriptor_opened_.
7494 (File_read::open) [memory]: Assert that descriptor is not open.
7495 (File_read::reopen_descriptor): New function.
7496 (File_read::release): Release descriptor.
7497 (File_read::do_read): Make non-const. Reopen descriptor.
7498 (File_read::read): Make non-const.
7499 (File_read::make_view): Reopen descriptor.
7500 (File_read::do_readv): Likewise.
7501 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7502 Update declarations.
7503 * layout.cc: Include "descriptors.h".
7504 (Layout::create_build_id): Use open_descriptor rather than open.
7505 * output.cc: Include "descriptors.h".
7506 (Output_file::open): Use open_descriptor rather than open.
7507 * archive.cc (Archive::const_iterator): Change Archive to be
7508 non-const.
7509 (Archive::begin, Archive::end): Make non-const.
7510 (Archive::count_members): Likewise.
7511 * archive.h (class Archive): Update declarations.
7512 * object.h (Object::read): Make non-const.
7513 * Makefile.am (CCFILES): Add descriptors.cc.
7514 (HFILES): Add descriptors.h.
7515 * Makefile.in: Rebuild.
7517 PR 6716
7518 * gold.h: Always include <clocale>. Add Solaris workarounds
7519 following code in binutils/sysdep.h.
7521 PR 6048
7522 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7523 this->eh_frame_hdr_ is NULL before using it.
7525 * dynobj.cc (Versions::Versions): Update comment.
7527 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7528 the base version name.
7530 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7531 array size plus one.
7532 (Stringpool_template::set_string_offsets): Subtract one from key
7533 before using it as an array index.
7534 (Stringpool_template::get_offset_with_length): Likewise.
7535 (Stringpool_template::write_to_buffer): Likewise.
7536 * stringpool.h (Stringpool_template::get_offset_from_key):
7537 Likewise.
7539 2008-07-23 Ian Lance Taylor <iant@google.com>
7541 PR 6658
7542 * object.h (Merged_symbol_value::value): Do our best to handle a
7543 negative addend.
7545 PR 6647
7546 * script.cc (Version_script_info::get_versions): Don't add empty
7547 version tag to return value.
7548 (Version_script_info::get_symbol_version_helper): Change return
7549 type to bool. Add pversion parameter. Change all callers.
7550 (script_register_vers_node): Don't require a non-NULL tag.
7551 * script.h (class Version_script_info): Update declarations.
7552 (Version_script_info::get_symbol_version): Change return type to
7553 bool. Add version parameter. Change all callers.
7554 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7555 handling. Handle an empty version from a version script.
7556 (Symbol_table::define_special_symbol): Likewise.
7557 * testsuite/ver_test_10.script: New file.
7558 * testsuite/ver_test_10.sh: New file.
7559 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7560 (check_DATA): Add ver_test_10.syms.
7561 (ver_test_10.syms, ver_test_10.so): New target.
7562 * testsuite/Makefile.in: Rebuild.
7564 2008-07-23 Simon Baldwin <simonb@google.com>
7566 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7567 to zero for undefined symbols from dynamic libraries.
7569 2008-07-23 Ian Lance Taylor <iant@google.com>
7571 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7572 Change all callers.
7573 * symtab.h (class Symbol_table): Update declaration.
7574 * testsuite/ver_test_9.cc: New file.
7575 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7576 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7577 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7578 (ver_test_9.so, ver_test_9.o): New targets.
7579 * testsuite/Makefile.in: Rebuild.
7581 2008-07-22 Ian Lance Taylor <iant@google.com>
7583 * options.h (class General_options): Define --check-sections.
7584 * layout.cc (Layout::set_segment_offsets): Handle
7585 --check-sections.
7587 * options.h (class General_options): Define -n/--nmagic and
7588 -N/--omagic.
7589 * options.cc (General_options::finalize): For -n/--nmagic or
7590 -N/--omagic, set -static.
7591 * layout.cc (Layout::attach_allocated_section_to_segment): If
7592 -N/--omagic, don't put read-only and read-write sections in
7593 different segments.
7594 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7595 finding a read-only segment.
7596 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7597 don't set the minimum segment alignment to the common page size,
7598 and don't set the file offset to the address modulo the page size.
7599 * script-sections.cc (Script_sections::create_segments): If
7600 -n/--omagic, don't put read-only and read-write sections in
7601 different segments.
7603 * cref.cc: New file.
7604 * cref.h: New file.
7605 * options.h (class General_options): Add --print-symbol-counts.
7606 * main.cc (main): Issue defined symbol report if requested.
7607 * archive.cc (Archive::interpret_header): Make into a const member
7608 function.
7609 (Archive::add_symbols): Call Input_objects::archive_start and
7610 archive_stop.
7611 (Archive::const_iterator): Define new class.
7612 (Archive::begin, Archive::end): New functions.
7613 (Archive::include_all_members): Rewrite to use iterator.
7614 (Archive::count_members): New function.
7615 * archive.h (class Archive): Update declarations.
7616 (Archive::filename): New function.
7617 * object.cc: Include "cref.h".
7618 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7619 (Sized_relobj::do_get_global_symbol_counts): New function.
7620 (Input_objects::add_object): Add object to cross-referencer.
7621 (Input_objects::archive_start): New function.
7622 (Input_objects::archive_stop): New function.
7623 (Input_objects::print_symbol_counts): New function.
7624 * object.h: Declare Cref and Archive.
7625 (Object::get_global_symbol_counts): New function.
7626 (Object::do_get_global_symbol_counts): New pure virtual function.
7627 (class Sized_relobj): Add defined_count_ field. Update
7628 declarations.
7629 (class Input_objects): Add cref_ field. Update constructor.
7630 Update declarations.
7631 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7632 defined_count_.
7633 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7634 symbol counts.
7635 (Sized_dynobj::do_get_global_symbol_counts): New function.
7636 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7637 defined_count_. Update declarations. Define Symbols typedef.
7638 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7639 parameter. Change all callers.
7640 (Symbol_table::add_from_dynobj): Add sympointers and defined
7641 parameters. Change all callers.
7642 * symtab.h (class Symbol_table): Update declarations.
7643 * Makefile.am (CCFILES): Add cref.cc.
7644 (HFILES): Add cref.h.
7645 * Makefile.in: Rebuild.
7647 2008-07-22 Simon Baldwin <simonb@google.com>
7649 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7650 to zero when writing undefined symbols.
7652 2008-07-22 Ian Lance Taylor <iant@google.com>
7654 * output.cc (Output_section::add_input_section): Don't try to
7655 merge empty merge sections.
7657 2008-07-21 Craig Silverstein <csilvers@google.com>
7659 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7660 Include symbol version in error message.
7662 2008-07-20 Chris Demetriou <cgd@google.com>
7664 * configure.ac (gold_cv_c_random_seed): New configured variable.
7665 (RANDOM_SEED_CFLAGS): New substituted variable.
7666 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7667 * configure: Rebuild.
7668 * Makefile.in: Likewise.
7669 * testsuite/Makefile.in: Likewise.
7671 2008-07-18 Ian Lance Taylor <iant@google.com>
7673 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7674 where we see NAME/NULL and NAME/VERSION as separate symbols.
7675 * testsuite/ver_test_main.cc (main): Call t4.
7676 (t4, t4_2a): Define.
7677 * testsuite/ver_test_2.cc (t4_2): Define.
7678 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7679 * testsuite/ver_test_4.cc (t4_2a): Define.
7680 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7681 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7683 2008-07-17 Ian Lance Taylor <iant@google.com>
7685 * dynobj.cc (Versions::add_def): If we give an error about a
7686 missing version, go ahead and create the version anyhow.
7688 2008-07-10 Ian Lance Taylor <iant@google.com>
7690 Handle output sections with more than 0x7fffffff bytes.
7691 * object.h (class Relobj): Change map_to_output_ to
7692 output_sections_, and just keep a section pointer. Change all
7693 uses. Move comdat group support to Sized_relobj.
7694 (Relobj::is_section_specially_mapped): Remove.
7695 (Relobj::output_section): Remove poff parameter. Change all
7696 callers.
7697 (Relobj::output_section_offset): New function.
7698 (Relobj::set_section_offset): Rewrite.
7699 (Relobj::map_to_output): Remove.
7700 (Relobj::output_sections): New function.
7701 (Relobj::do_output_section_offset): New pure virtual function.
7702 (Relobj::do_set_section_offset): Likewise.
7703 (class Sized_relobj): Add section_offsets_ field. Add comdat
7704 group support from Relobj. Update declarations.
7705 (Sized_relobj::get_output_section_offset): New function.
7706 (Sized_relobj::do_output_section_offset): New function.
7707 (Sized_relobj::do_set_section_offset): New function.
7708 * object.cc (Relobj::output_section_address): Remove.
7709 (Sized_relobj::Sized_relobj): Initialize new fields.
7710 (Sized_relobj::include_section_group): Cast find_kept_object to
7711 Sized_relobj.
7712 (Sized_relobj::include_linkonce_section): Likewise.
7713 (Sized_relobj::do_layout): Use separate arrays for output section
7714 and output offset.
7715 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7716 output_sections.
7717 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7718 output_sections and section_offsets.
7719 (Sized_relobj::write_local_symbols): Likewise.
7720 (map_to_kept_section): Compute output address directly.
7721 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7722 output_sections and section_offsets.
7723 (Sized_relobj::write_sections): Likewise.
7724 (Sized_relobj::relocate_sections): Likewise.
7725 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7726 * output.h (class Output_reloc): Update declarations. Change
7727 u2_.relobj to Sized_relobj*.
7728 (class Output_data_reloc): Change add functions to use
7729 Sized_relobj*.
7730 * output.cc (Output_reloc::Output_reloc): Change relobj to
7731 Sized_relobj*.
7732 (Output_reloc::local_section_offset): Change return type to
7733 Elf_Addr. Use get_output_section_offset.
7734 (Output_reloc::get_address): Likewise.
7735 (Output_section::is_input_address_mapped): Don't call
7736 is_section_specially_mapped.
7737 (Output_section::output_offset): Likewise.
7738 (Output_section::output_address): Likewise.
7739 (Output_section::starting_output_address): Likewise.
7740 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7741 parameter to Sized_relobj*.
7742 (Copy_relocs::need_copy_reloc): Likewise.
7743 (Copy_relocs::save): Likewise.
7744 * copy-relocs.h (class Copy_relocs): Update declarations.
7745 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7746 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7747 * target-reloc.h (relocate_for_relocatable): Change
7748 offset_in_output_section type to Elf_Addr. Change code that uses
7749 it as well.
7750 * layout.cc (Layout::layout): Always set *off.
7751 * mapfile.cc (Mapfile::print_input_section): Use
7752 output_section_offset.
7753 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7754 Sized_relobj*.
7755 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7756 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7757 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7759 2008-07-03 Ian Lance Taylor <iant@google.com>
7761 * layout.cc (Layout::include_section): Do not discard unrecognized
7762 SHT_STRTAB sections.
7764 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7766 * script.cc (Lex::can_continue_name): Make '?' allowable in
7767 version-script names.
7768 * testsuite/version_script.map: Change glob pattern to use '?'
7770 2008-06-30 Manish Singh <yosh@gimp.org>
7772 PR 6585
7773 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7774 Correct typo.
7776 2008-06-30 Ian Lance Taylor <iant@google.com>
7778 PR 6660
7779 PR 6682
7780 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7781 versions]: Don't try to read the value in the contents, since we
7782 don't use it. Use the template endianness when writing.
7784 2008-06-25 Cary Coutant <ccoutant@google.com>
7786 * fileread.cc (File_read::make_view): Assert on zero-length view.
7787 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7788 symbol table when there are no symbols to read.
7790 2008-06-23 Craig Silverstein <csilvers@google.com>
7792 * version.cc (version_string): Bump to 1.7
7794 2008-06-18 Craig Silverstein <csilvers@google.com>
7796 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7797 constant 0xFFFF to type Valtype.
7798 (Powerpc_relocate_functions::rel16_ha): Likewise.
7800 2008-06-17 Ian Lance Taylor <iant@google.com>
7802 * output.h (Output_section::Input_section): Initialize p2align_ to
7803 zero for Output_section_data constructors.
7804 (Output_section::Input_section::addralign): If not an input
7805 section, return the alignment of the Output_section_data.
7806 * testsuite/copy_test.cc: New file.
7807 * testsuite/copy_test_1.cc: New file.
7808 * testsuite/copy_test_2.cc: New file.
7809 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7810 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7811 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7812 (copy_test_1_pic.o, copy_test_1.so): New targets.
7813 (copy_test_2_pic.o, copy_test_2.so): New targets.
7814 * testsuite/Makefile.in: Rebuild.
7816 * script-sections.cc (Script_sections::place_orphan): Initialize
7817 local variable exact.
7819 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7821 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7823 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7824 David S. Miller <davem@davemloft.net>
7826 * powerpc.cc: New file.
7827 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7828 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7829 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7830 * Makefile.in: Rebuild.
7832 2008-06-09 Ian Lance Taylor <iant@google.com>
7834 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7835 <exception>.
7836 (throwing, orig_terminate): New static variables.
7837 (terminate_handler): New static function.
7838 (t2): Set terminate handler.
7840 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7842 PR 6584
7843 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7844 alignment.
7846 2008-05-30 Cary Coutant <ccoutant@google.com>
7848 * archive.cc (Archive::include_all_members) Correct to step
7849 over symbol table and extended name table in thin archives.
7851 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7853 PR 6407
7854 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7855 calculation.
7857 2008-05-28 Caleb Howe <cshowe@google.com>
7859 * reduced_debug_output.cc: New file.
7860 * reduced_debug_output.h: New file.
7861 * options.h (class General_options): Add --strip-debug-non-line.
7862 * options.cc (General_options::finalize): Add strip_debug_non_line
7863 to the strip heirarchy.
7864 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7865 fields.
7866 * layout.cc: Include "reduced_debug_output.h".
7867 (Layout::Layout): Initialize new fields.
7868 (line_only_debug_sections): New static array.
7869 (is_lines_only_debug_sections): New static inline function.
7870 (Layout::include_section): Handle --strip-debug-non-line.
7871 (Layout::make_output_section): If --strip-debug-non-line, build
7872 new output sections for .debug_abbrev and .debug_info.
7873 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7874 gold. Warn about possible overflow.
7875 (read_signed_LEB_128): Likewise.
7876 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7877 (read_signed_LEB_128): Declare.
7878 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7879 (HFILES): Add reduced_debug_output.h.
7880 * Makefile.in: Rebuild.
7882 2008-05-21 Ian Lance Taylor <iant@google.com>
7884 * mapfile.cc: New file.
7885 * mapfile.h: New file.
7886 * options.h (class General_options): Add -M/--print-map and -Map.
7887 * options.cc (General_options::finalize): Make -M equivalent to
7888 -Map -.
7889 * main.cc: Include <cstdio> and "mapfile.h".
7890 (main): Open mapfile if requested.
7891 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7892 constructor. Change caller.
7893 (queue_initial_tasks): Add mapfile parameter. Change caller.
7894 (queue_middle_tasks): Likewise.
7895 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7896 declarations.
7897 * archive.cc: Include "mapfile.h".
7898 (Archive::add_symbols): Add mapfile parameter. Change all
7899 callers. Pass mapfile, symbol, and reason to include_member.
7900 (Archive::include_all_members): Add mapfile parameter. Change all
7901 callers.
7902 (Archive::include_member): Add mapfile, sym, and why parameters.
7903 Change all callers. Report inclusion to map file.
7904 * archive.h: Include "fileread.h".
7905 (class Archive): Update declarations.
7906 (Archive::file): New const method.
7907 (class Add_archive_symbols): Add mapfile_ field. Update
7908 constructor. Change all callers.
7909 * readsyms.h (class Read_symbols): Likewise.
7910 (class Finish_group): Likewise.
7911 (class Read_script): Likewise.
7912 * common.cc: Include "mapfile.h".
7913 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7914 all callers.
7915 (Symbol_table::do_allocate_commons): Likewise.
7916 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7917 symbol allocation to mapfile.
7918 * common.h (class Allocate_commons_task): Add mapfile_ field.
7919 Update constructor. Change all callers.
7920 * symtab.h (class Symbol_table): Update declarations.
7921 * layout.cc: Include "mapfile.h".
7922 (Layout_task_runner::run): Print information to mapfile.
7923 (Layout::create_gold_note): Change Output_data_fixed_space to
7924 Output_data_zero_fill.
7925 (Layout::create_build_id): Likewise.
7926 (Layout::print_to_mapfile): New function.
7927 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7928 constructor. Change caller.
7929 (class Layout): Declare print_to_mapfile.
7930 * output.cc (Output_section::Input_section::print_to_mapfile): New
7931 function.
7932 (Output_section::add_input_section): If producing a map, always
7933 add to input_sections_ list.
7934 (Output_section::do_print_to_mapfile): New function.
7935 (Output_segment::print_sections_to_mapfile): New function.
7936 (Output_segment::print_section_list_to_mapfile): New function.
7937 * output.h: Include "mapfile.h".
7938 (Output_data::print_to_mapfile): New function.
7939 (Output_data::do_print_to_mapfile): New virtual function.
7940 (Output_segment_headers::do_print_to_mapfile): New function.
7941 (Output_file_header::do_print_to_mapfile): New function.
7942 (Output_data_const::do_print_to_mapfile): New function.
7943 (class Output_data_const_buffer): Add map_name_ field. Update
7944 constructor. Change all callers. Add do_print_to_mapfile
7945 function.
7946 (class Output_data_fixed_space): Likewise.
7947 (class Output_data_space): Likewise.
7948 (class Output_data_zero_fill): New class.
7949 (Output_data_strtab::do_print_to_mapfile): New function.
7950 (Output_data_reloc_base::do_print_to_mapfile): New function.
7951 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7952 (Output_data_group::do_print_to_mapfile): New function.
7953 (Output_data_got::do_print_to_mapfile): New function.
7954 (Output_data_dynamic::do_print_to_mapfile): New function.
7955 (Output_symtab_xindex::do_print_to_mapfile): New function.
7956 (class Output_section): Declare do_print_to_mapflie. Declare
7957 print_to_mapfile in Input_section.
7958 (class Output_segment): Declare new functions.
7959 * object.h (Sized_relobj::symbol_count): New function.
7960 * script-sections.cc
7961 (Output_section_element_dot_assignment::set_section_addresses):
7962 Change Output_data_fixed_space to Output_data_zero_fill.
7963 (Output_data_expression::do_print_to_mapfile): New function.
7964 * script.cc (read_input_script): Add mapfile parameter. Change
7965 all callers.
7966 * script.h (read_input_script): Update declaration.
7967 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7968 (Eh_frame::do_print_to_mapfile): New function.
7969 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7970 (Output_merge_string::do_print_to_mapfile): New function.
7971 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7972 function.
7973 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7974 function.
7975 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7976 function.
7977 * Makefile.am (CCFILES): Add mapfile.cc.
7978 (HFILES): Add mapfile.h.
7979 * Makefile.in: Rebuild.
7981 2008-05-19 Ian Lance Taylor <iant@google.com>
7983 * options.h (class General_options): Add -z relro.
7984 * layout.cc (Layout::Layout): Initialize relro_segment_.
7985 (Layout::add_output_section_data): Return the output section.
7986 (Layout::make_output_section): Rcognize relro sections and mark
7987 them appropriately.
7988 (Layout::attach_allocated_section_to_segment): Put relro sections
7989 in a PT_GNU_RELRO segment.
7990 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7991 section as relro.
7992 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7993 PT_TLS segments.
7994 (Layout::linkonce_mapping): Map d.rel.ro.local to
7995 .data.rel.ro.local.
7996 (Layout::output_section_name): Us .data.rel.ro.local for any
7997 section which begins with that.
7998 * layout.h (class Layout): Update add_output_section_data
7999 declaration. Add relro_segment_ field.
8000 * output.cc (Output_section::Output_section): Initialize is_relro_
8001 and is_relro_local_ fields.
8002 (Output_segment::add_output_section): Group relro sections.
8003 (Output_segment::is_first_section_relro): New function.
8004 (Output_segment::maximum_alignment): If there is a relro section,
8005 align the segment to the common page size.
8006 (Output_segment::set_section_addresses): Track whether we are
8007 looking at relro sections. If the last section is a relro
8008 section, align to the common page size.
8009 (Output_segment::set_section_list_addresses): Add in_relro
8010 parameter. Change all callers. Align to the page size when
8011 moving from relro to non-relro section.
8012 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8013 segment.
8014 * output.h (class Output_section): Add is_relro_ and
8015 is_relro_local_ fields.
8016 (Output_section::is_relro): New function.
8017 (Output_section::set_is_relro): New function.
8018 (Output_section::is_relro_local): New function.
8019 (Output_section::set_is_relro_local): New function.
8020 (class Output_segment): Update declarations.
8021 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8022 * sparc.cc (Target_sparc::got_section): Likewise.
8023 * x86_64.cc (Target_x86_64::got_section): Likewise.
8024 * testsuite/relro_test_main.cc: New file.
8025 * testsuite/relro_test.cc: New file.
8026 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8027 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8028 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8029 (relro_test.so, relro_test_pic.o): New targets.
8030 * testsuite/Makefile.in: Rebuild.
8032 2008-05-16 Ian Lance Taylor <iant@google.com>
8034 * output.cc (Output_segment::add_output_section): Remove front
8035 parameter.
8036 * output.h (class Output_segment): Remove
8037 add_initial_output_section and overloaded add_output_section.
8038 Update declaration of remaining add_output_section.
8039 * layout.cc (Layout::create_interp): Call add_output_section
8040 rather than add_initial_output_section.
8041 (Layout::finish_dynamic_section): Likewise.
8043 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8044 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8045 know the dynamic type.
8046 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8047 field. Initialize it in constructor.
8048 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8049 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8050 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8051 reloc.
8053 * output.cc (Output_reloc::get_address): Change return type to
8054 Elf_Addr.
8055 * output.h (class Output_reloc): Update get_address declaration.
8056 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8057 for section addresses.
8059 2008-05-09 Ian Lance Taylor <iant@google.com>
8061 PR 6493
8062 * gold.cc (gold_nomem): Use return value of write.
8064 2008-05-08 Ian Lance Taylor <iant@google.com>
8066 * symtab.c (Symbol::init_base_output_data): Add version
8067 parameter. Change all callers.
8068 (Symbol::init_base_output_segment): Likewise.
8069 (Symbol::init_base_constant): Likewise.
8070 (Symbol::init_base_undefined): Likewise.
8071 (Sized_symbol::init_output_data): Likewise.
8072 (Sized_symbol::init_output_segment): Likewise.
8073 (Sized_symbol::init_constant): Likewise.
8074 (Sized_symbol::init_undefined): Likewise.
8075 (Symbol_table::do_define_in_output_data): If the new symbol has a
8076 version, mark it as the default.
8077 (Symbol_table::do_define_in_output_segment): Likewise.
8078 (Symbol_table::do_define_as_constant): Likewise.
8079 * symtab.h (class Symbol): Update declarations.
8080 (class Sized_symbol): Likewise.
8081 * resolve.cc (Symbol::override_version): New function.
8082 (Symbol::override_base): Call override_version.
8083 (Symbol::override_base_with_special): Likewise.
8084 * testsuite/ver_script_8.script: New file.
8085 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8086 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8087 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8088 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8090 2008-05-06 Ian Lance Taylor <iant@google.com>
8092 PR 6049
8093 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8094 functions.
8095 (class General_options): Remove existing --undefined, and add
8096 --no-undefined instead. Add new --undefined as synonym for -u.
8097 * archive.cc (Archive::add_symbols): Check whether symbol was
8098 named with -u.
8099 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8100 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8101 all uses. Add IS_UNDEFINED. Update declarations to split
8102 different versions of init_base. Declare init_base_undefined.
8103 (Symbol::is_defined): Handle IS_UNDEFINED.
8104 (Symbol::is_undefined): Likewise.
8105 (Symbol::is_weak_undefined): Call is_undefined.
8106 (Symbol::is_absolute): Handle IS_CONSTANT.
8107 (class Sized_symbol): Update declarations to split different
8108 versions of init. Declare init_undefined.
8109 (class Symbol_table): Declare new functions.
8110 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8111 Change all callers.
8112 (Symbol::init_base_output_data): Likewise.
8113 (Symbol::init_base_output_segment): Likewise.
8114 (Symbol::init_base_constant): Likewise.
8115 (Symbol::init_base_undefined): New function.
8116 (Sized_symbol::init_object): Rename from init. Change all
8117 callers.
8118 (Sized_symbol::init_output_data): Likewise.
8119 (Sized_symbol::init_output_segment): Likewise.
8120 (Sized_symbol::init_constant): Likewise.
8121 (Sized_symbol::init_undefined): New function.
8122 (Symbol_table::add_undefined_symbols_from_command_line): New
8123 function.
8124 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8125 function.
8126 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8127 (Symbol::output_section): Likewise.
8128 (Symbol::set_output_section): Likewise.
8129 (Symbol_table::sized_finalize_symbol): Likewise.
8130 (Symbol_table::sized_write_globals): Likewise.
8131 * resolve.cc (Symbol_table::should_override): Likewise.
8132 (Symbol::override_base_with_special): Likewise.
8134 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8135 symbol, change it to have default visibility.
8136 * testsuite/protected_1.cc: New file.
8137 * testsuite/protected_2.cc: New file.
8138 * testsuite/protected_3.cc: New file.
8139 * testsuite/protected_main_1.cc: New file.
8140 * testsuite/protected_main_2.cc: New file.
8141 * testsuite/protected_main_3.cc: New file.
8142 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8143 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8144 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8145 (protected_1.so): New target.
8146 (protected_1_pic.o, protected_2_pic.o): New targets.
8147 (protected_3_pic.o): New target.
8148 (check_PROGRAMS): Add protected_2.
8149 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8150 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8151 * testsuite/Makefile.in: Rebuild.
8153 * options.h (DEFINE_var): Add set_user_set_##varname__.
8154 (DEFINE_bool_alias): New macro.
8155 (class General_options): Define -Bstatic using DEFINE_bool_alias
8156 rather than DEFINE_special. Add --undefined as an alias for -z
8157 defs.
8158 * options.cc (General_options::parse_Bstatic): Remove.
8160 * options.h (class General_options): Add --fatal-warnings.
8161 * main.cc (main): Implement --fatal-warnings.
8162 * errors.h (Errors::warning_count): New function.
8164 * options.h (class General_options): Add -Bsymbolic-functions.
8165 * symtab.h (Symbol::is_preemptible): Check for
8166 -Bsymbolic-functions.
8168 2008-05-05 Ian Lance Taylor <iant@google.com>
8170 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8171 as noVARNAME rather than no-VARNAME.
8172 (class General_options): Add option -z combreloc.
8173 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8174 get_address.
8175 (Output_reloc::sort_before) [SHT_REL]: New function.
8176 (Output_reloc::sort_before) [SHT_RELA]: New function.
8177 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8178 Sort_relocs_comparison.
8179 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8180 parameter. Change all callers.
8181 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8182 sort_relocs parameter. Change all callers.
8183 * output.cc (Output_reloc::get_address): New function, broken out
8184 of write_rel.
8185 (Output_reloc::write_rel): Call it.
8186 (Output_reloc::compare): New function.
8187 (Output_data_reloc_base::do_write): Optionally sort relocs.
8189 * configure.ac: If targ_extra_obj is set, link it in.
8190 * configure.tgt: Initialize all variables.
8191 (x86_64*): Set targ_extra_obj and targ_extra_size.
8192 * configure: Rebuild.
8194 * object.cc (Sized_relobj::include_section_group): Adjust section
8195 indexes read from group data. Build vector to pass to
8196 layout_group.
8197 * layout.cc (Layout::layout_group): Add flags and shndxes
8198 parameters. Remove contents parameter. Change caller. Update
8199 explicit instantiations.
8200 * layout.h (class Layout): Update layout_group declaration.
8201 * output.cc (Output_data_group::Output_data_group): Add flags and
8202 input_shndxes parameters. Remove contents parameter. Change
8203 caller.
8204 (Output_data_group::do_write): Change input_sections_ to
8205 input_shndxes_.
8206 * output.h (class Output_data_group): Update constructor
8207 declaration. Rename input_sections_ to input_shndxes_.
8208 * testsuite/many_sections_test.cc: Add template.
8210 2008-04-30 Cary Coutant <ccoutant@google.com>
8212 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8214 * layout.cc (Layout::include_section): Refactored check for debug
8215 info section.
8216 (Layout::add_comdat): Add new parameters. Change type
8217 of signature parameter. Add object and shndx to signatures table.
8218 (Layout::find_kept_object): New function.
8219 * layout.h: Include <cstring>.
8220 (Layout::is_debug_info_section): New function.
8221 (Layout::add_comdat): Add new parameters.
8222 (Layout::find_kept_object): New function.
8223 (Layout::Kept_section): New struct.
8224 (Layout::Signatures): Change type of map range.
8225 * object.cc (Relobj::output_section_address): New function.
8226 (Sized_relobj::include_section_group): Add new parameters. Change
8227 calls to Layout::add_comdat. Change to build table of kept comdat
8228 groups and table mapping discarded sections to kept sections.
8229 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8230 (Sized_relobj::do_layout): Change calls to include_section_group and
8231 include_linkonce_section.
8232 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8233 value to zero when section is discarded.
8234 (Sized_relobj::map_to_kept_section): New function.
8235 * object.h (Relobj::output_section_address): New function.
8236 (Relobj::Comdat_group): New type.
8237 (Relobj::find_comdat_group): New function.
8238 (Relobj::Comdat_group_table): New type.
8239 (Relobj::Kept_comdat_section): New type.
8240 (Relobj::Kept_comdat_section_table): New type.
8241 (Relobj::add_comdat_group): New function.
8242 (Relobj::set_kept_comdat_section): New function.
8243 (Relobj::get_kept_comdat_section): New function.
8244 (Relobj::comdat_groups_): New field.
8245 (Relobj::kept_comdat_sections_): New field.
8246 (Symbol_value::input_value): Update comment.
8247 (Sized_relobj::map_to_kept_section) New function.
8248 (Sized_relobj::include_linkonce_section): Add new parameter.
8249 * target-reloc.h (Comdat_behavior): New type.
8250 (get_comdat_behavior): New function.
8251 (relocate_section): Add code to map a discarded section to the
8252 corresponding kept section when applying a relocation.
8254 2008-04-30 Craig Silverstein <csilvers@google.com>
8256 * dwarf_reader.cc (next_generation_count): New static var.
8257 (Addr2line_cache_entry): New struct.
8258 (addr2line_cache): New static var.
8259 (Dwarf_line_info::one_addr2line): Added caching.
8260 (Dwarf_line_info::clear_addr2line_cache): New function.
8261 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8262 cache-size parameter.
8263 (Dwarf_line_info::one_addr2line_cache): New function.
8264 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8265 new cache-size argument to one_addr2line(), and clear cache.
8267 2008-04-28 Cary Coutant <ccoutant@google.com>
8269 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8270 R_386_PC8 relocations.
8272 2008-04-23 Ian Lance Taylor <iant@google.com>
8274 * object.cc (Sized_relobj::include_section_group): Check for
8275 invalid section group.
8277 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8278 header size.
8280 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8281 than read for file header.
8282 * archive.cc (Archive::include_member): Likewise.
8284 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8286 * aclocal.m4: Regenerate.
8287 * configure: Regenerate.
8289 2008-04-19 Ian Lance Taylor <iant@google.com>
8291 * version.cc (version_string): Bump to 1.6.
8293 * testsuite/Makefile.am (many_sections_r_test): New target.
8294 (many_sections_r_test_SOURCES): Remove.
8295 (many_sections_r_test_DEPENDENCIES): Remove.
8296 (many_sections_r_test_LDFLAGS): Remove.
8297 (many_sections_r_test_LDADD): Remove.
8299 * object.cc (Sized_relobj::do_add_symbols): Always pass
8300 local_symbol_count_ to add_from_relobj.
8302 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8303 every thousand variables.
8304 * testsuite/Makefile.in: Rebuild.
8306 * object.cc (Xindex::initialize_symtab_xindex): New function.
8307 (Xindex::read_symtab_xindex): New function.
8308 (Xindex::sym_xindex_to_shndx): New function.
8309 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8310 available.
8311 (Sized_relobj::do_initialize_xindex): New function.
8312 (Sized_relobj::do_read_symbols): Adjust section links.
8313 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8314 parameter. Change all callers.
8315 (Sized_relobj::include_section_group): Adjust section links and
8316 symbol section indexes.
8317 (Sized_relobj::do_layout): Adjust section links.
8318 (Sized_relobj::do_count_local_symbols): Adjust section links and
8319 symbol section indexes.
8320 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8321 ordinary and special symbols.
8322 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8323 dynsym_xindex parameters. Change all callers. Adjust section
8324 links. Use SHN_XINDEX when needed.
8325 (Sized_relobj::get_symbol_location_info): Adjust section links.
8326 Don't get fooled by special symbols.
8327 * object.h (class Xindex): Define.
8328 (class Object): Add xindex_ parameter. Declare virtual functoin
8329 do_initialize_xindex.
8330 (Object::adjust_sym_shndx): New function.
8331 (Object::set_xindex): New protected function.
8332 (class Symbol_value): Add is_ordinary_shndx_ field.
8333 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8334 (Symbol_value::value): Assert ordinary section.
8335 (Symbol_value::initialize_input_to_output_map): Likewise.
8336 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8337 Change all callers.
8338 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8339 all callers.
8340 (class Sized_relobj): Update declarations.
8341 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8342 parameter. Change all callers.
8343 (Sized_relobj::adjust_shndx): New function.
8344 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8345 field.
8346 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8347 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8348 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8349 (Sized_dynobj::read_dynsym_section): Adjust section links.
8350 (Sized_dynobj::read_dynamic): Likewise.
8351 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8352 section links.
8353 (Sized_dynobj::do_initialize_xindex): New function.
8354 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8355 do_initialize_xindex.
8356 (Sized_dynobj::adjust_shndx): New function.
8357 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8358 dynsym_xindex_ fields.
8359 (Layout::finalize): Add a call to set_section_indexes before
8360 creating the symtab sections.
8361 (Layout::set_section_indexes): Don't do anything if the section
8362 already has a section index.
8363 (Layout::create_symtab_sections): Add shnum parameter. Change
8364 caller. Create .symtab_shndx section if needed.
8365 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8366 caller.
8367 (Layout::allocated_output_section_count): New function.
8368 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8369 needed.
8370 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8371 fields. Update declarations.
8372 (Layout::symtab_xindex): New function.
8373 (Layout::dynsym_xindex): New function.
8374 (class Write_symbols_task): Add layout_ field.
8375 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8376 Change caller.
8377 * output.cc (Output_section_headers::Output_section_headers): Add
8378 shstrtab_section parameter. Change all callers.
8379 (Output_section_headers::do_sized_write): Store overflow values
8380 for section count and section string table section index in
8381 section header zero.
8382 (Output_file_header::do_sized_write): Check for overflow of
8383 section count and section string table section index.
8384 (Output_symtab_xindex::do_write): New function.
8385 (Output_symtab_xindex::endian_do_write): New function.
8386 * output.h (class Output_section_headers): Add shstrtab_section_.
8387 Update declarations.
8388 (class Output_symtab_xindex): Define.
8389 (Output_section::has_out_shndx): New function.
8390 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8391 field.
8392 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8393 Change all callers.
8394 (Sized_symbol::init): Likewise.
8395 (Symbol::output_section): Check for ordinary symbol.
8396 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8397 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8398 callers.
8399 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8400 Change all callers. Simplify handling of symbols from sections
8401 not included in the link.
8402 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8403 distinction.
8404 (Weak_alias_sorter::operator()): Assert that symbols are
8405 ordinary.
8406 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8407 distinction.
8408 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8409 parameters. Change all callers.
8410 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8411 symbol distinction. Use SHN_XINDEX when needed.
8412 (Symbol_table::write_section_symbol): Add symtab_xindex
8413 parameter. Change all callers.
8414 (Symbol_table::sized_write_section_symbol): Likewise. Use
8415 SHN_XINDEX when needed.
8416 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8417 declarations.
8418 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8419 (Symbol::is_defined): Check is_ordinary.
8420 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8421 (Symbol::is_absolute, Symbol::is_common): Likewise.
8422 (class Sized_symbol): Update declarations.
8423 (class Symbol_table): Update declarations.
8424 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8425 parameters. Change all callers.
8426 (Sized_symbol::override): Likewise.
8427 (Symbol_table::override): Likewise.
8428 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8429 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8430 is_ordinary, and orig_st_shndx parameters. Change all callers.
8431 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8432 to be in an ordinary section.
8433 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8434 object and is_ordinary parameters. Change all callers.
8435 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8436 Change all callers. Don't add undefined or non-ordinary symbols
8437 to reloc_map_.
8438 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8439 Change all callers.
8440 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8441 declarations.
8442 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8443 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8444 (Sized_relobj::relocate_sections): Likewise.
8445 * target-reloc.h (scan_relocs): Adjust section symbol index.
8446 (scan_relocatable_relocs): Likewise.
8447 * i386.cc (Scan::local): Check for ordinary symbols.
8448 * sparc.cc (Scan::local): Likewise.
8449 * x86_64.cc (Scan::local): Likewise.
8450 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8451 to symbol_section_and_value.
8452 * testsuite/many_sections_test.cc: New file.
8453 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8454 (check_PROGRAMS): Add many_sections_test.
8455 (many_sections_test_SOURCES): Define.
8456 (many_sections_test_DEPENDENCIES): Define.
8457 (many_sections_test_LDFLAGS): Define.
8458 (BUILT_SOURCES): Add many_sections_define.h.
8459 (many_sections_define.h): New target.
8460 (BUILT_SOURCES): Add many_sections_check.h.
8461 (many_sections_check.h): New target.
8462 (check_PROGRAMS): Add many_sections_r_test.
8463 (many_sections_r_test_SOURCES): Define.
8464 (many_sections_r_test_DEPENDENCIES): Define.
8465 (many_sections_r_test_LDFLAGS): Define.
8466 (many_sections_r_test_LDADD): Define.
8467 (many_sections_r_test.o): New target.
8468 * testsuite/Makefile.in: Rebuild.
8470 2008-04-17 Cary Coutant <ccoutant@google.com>
8472 * errors.cc (Errors::info): New function.
8473 (gold_info): New function.
8474 * errors.h (Errors::info): New function.
8475 * gold.h (gold_info): New function.
8476 * object.cc (Input_objects::add_object): Print trace output.
8477 * options.cc (options::parse_set): New function.
8478 (General_options::parse_wrap): Deleted.
8479 (General_options::General_options): Deleted initializer.
8480 * options.h (options::String_set): New typedef.
8481 (options::parse_set): New function.
8482 (DEFINE_set): New macro.
8483 (General_options::wrap): Changed to use DEFINE_set. Changed
8484 callers of any_wrap_symbols and is_wrap_symbol.
8485 (General_options::trace, General_options::trace_symbol):
8486 New options.
8487 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8488 (General_options::wrap_symbols_): Deleted.
8489 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8491 2008-04-17 David S. Miller <davem@davemloft.net>
8493 * options.cc (General_options::parse_V): New function.
8494 * options.h: Add entries for -V and -Qy.
8496 2008-04-17 Ian Lance Taylor <iant@google.com>
8498 * common.cc (Symbol_table::allocate_commons): Remove options
8499 parameter. Change caller.
8500 (Symbol_table::do_allocate_commons): Remove options parameter.
8501 Change caller. Just call do_allocate_commons_list twice.
8502 (Symbol_table::do_allocate_commons_list): New function, broken out
8503 of do_allocate_commons.
8504 * common.h (class Allocate_commons_task): Remove options_ field.
8505 Update constructor.
8506 * symtab.cc (Symbol_table::Symbol_table): Initialize
8507 tls_commons_.
8508 (Symbol_table::add_from_object): Put TLS common symbols on
8509 tls_commons_ list.
8510 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8511 which are IN_OUTPUT_DATA.
8512 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8513 allocate_commons and do_allocate_commons declarations. Declare
8514 do_allocate_commons_list.
8515 * gold.cc (queue_middle_tasks): Update creation of
8516 Allocate_commons_task to not pass options.
8517 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8518 (TLS_TEST_C_FLAGS): New variable.
8519 (tls_test_c_pic.o): New target.
8520 (tls_test_shared.so): Link in tls_test_c_pic.o.
8521 (tls_test_c_pic_ie.o): New target.
8522 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8523 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8524 (tls_test_c.o): New target.
8525 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8526 (tls_pic_test_LDADD): Likewise.
8527 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8528 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8529 (tls_test_c_gnu2.o): New target.
8530 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8531 tls_test_c_gnu2.o.
8532 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8533 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8534 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8535 * testsuite/tls_test.cc: Include "config.h".
8536 (t_last): Call t11_last.
8537 * testsuite/tls_test.h (t11, t11_last): Declare.
8538 * testsuite/tls_test_c.c: New file.
8539 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8540 * configure.ac: Check for OpenMP support.
8541 * configure, config.in, Makefile.in: Rebuild.
8542 * testsuite/Makefile.in: Rebuild.
8544 2008-04-16 Cary Coutant <ccoutant@google.com>
8546 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8547 (Target_i386::tls_base_symbol_defined_): New field.
8548 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8549 (Target_i386::Scan::global): Likewise.
8550 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8551 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8552 (Target_x86_64::tls_base_symbol_defined_): New field.
8553 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8554 (Target_x86_64::Scan::global): Likewise.
8556 2008-04-16 Cary Coutant <ccoutant@google.com>
8558 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8559 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8560 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8561 building shared libraries.
8562 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8563 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8564 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8565 * testsuite/Makefile.in: Rebuild.
8566 * testsuite/weak_undef.h: New file.
8567 * testsuite/weak_undef_file1.cc: Add extra test cases.
8568 * testsuite/weak_undef_file2.cc: Likewise.
8569 * testsuite/weak_undef_test.cc: Likewise.
8571 2008-04-16 David S. Miller <davem@davemloft.net>
8573 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8574 Add issued_non_pic_error_ field. Declare check_non_pic.
8575 (Target_sparc::Scan::check_non_pic): New function.
8576 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8577 (Target_sparc::Scan::global): Likewise.
8579 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8580 * configure: Rebuild.
8582 * options.h (DEFINE_enable): New macro.
8583 (new_dtags): New enable option.
8584 (initfirst, interpose, loadfltr, nodefaultlib,
8585 nodelete, nodlopen, nodump): New -z options.
8586 * layout.cc (Layout:finish_dynamic_section): If new
8587 dtags enabled, emit DT_RUNPATH. Also, emit a
8588 DT_FLAGS_1 containing any specified -z flags.
8590 2008-04-16 Ian Lance Taylor <iant@google.com>
8592 * copy-relocs.cc: New file.
8593 * copy-relocs.h: New file.
8594 * reloc.cc: Remove Copy_relocs code.
8595 * reloc.h: Likewise.
8596 * reloc-types.h (struct Reloc_types) [both versions]: Add
8597 get_reloc_addend_noerror.
8598 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8599 variants of add_global which take an addend which must be zero.
8600 * i386.cc: Include "copy-relocs.h".
8601 (class Target_i386): Change type of copy_relocs_ to variable,
8602 update initializer.
8603 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8604 Change all callers.
8605 (Target_i386::do_finalize_sections): Change handling of
8606 copy_relocs_.
8607 * sparc.cc: Include "copy-relocs.h".
8608 (class Target_sparc): Change type of copy_relocs_ to variable,
8609 update initializer.
8610 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8611 Change all callers.
8612 (Target_sparc::do_finalize_sections): Change handling of
8613 copy_relocs_.
8614 * x86_64.cc: Include "copy-relocs.h".
8615 (class Target_x86_64): Change type of copy_relocs_ to variable,
8616 update initializer.
8617 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8618 class. Change all callers.
8619 (Target_x86_64::do_finalize_sections): Change handling of
8620 copy_relocs_.
8621 * Makefile.am (CCFILES): Add copy-relocs.cc.
8622 (HFILES): Add copy-relocs.h.
8624 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8626 * testsuite/script_test_4.sh: Permit leading zeroes.
8628 2008-04-15 Ian Lance Taylor <iant@google.com>
8630 * script-sections.cc (Script_sections::create_segments): Use
8631 header_size_adjustment even when there is enough room for the
8632 headers.
8633 * testsuite/script_test_4.sh: New file.
8634 * testsuite/script_test_4.t: New file.
8635 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8636 (check_DATA): Add script_test_4.stdout.
8637 (MOSTLYCLEANFILES): Likewise.
8638 (script_test_4): New target.
8639 (script_test_4.stdout): New target.
8640 * testsuite/Makefile.in: Rebuild.
8642 * sparc.cc: Add definitions for Output_data_plt_sparc class
8643 constants.
8645 2008-04-14 David S. Miller <davem@davemloft.net>
8647 * sparc.cc: New file.
8648 * Makefile.am (TARGETSOURCES): Add sparc.cc
8649 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8650 * configure.tgt: Document targ_extra_size and
8651 targ_extra_big_endian. Add entries for sparc-* and
8652 sparc64-*.
8653 * configure.ac: Handle targ_extra_size and
8654 targ_extra_big_endian.
8655 * Makefile.in: Rebuild.
8656 * configure: Likewise.
8657 * po/POTFILES.in: Likewise.
8658 * po/gold.pot: Likewise.
8660 2008-04-14 Ian Lance Taylor <iant@google.com>
8662 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8663 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8664 in the name/type/flags to section mapping. Don't call
8665 allocate_output_section.
8666 (Layout::choose_output_section): Change parameter from adjust_name
8667 to is_input_section. Don't permit input sections after sections
8668 are attached to segments. Don't call allocate_output_section.
8669 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8670 not write_enable_output_section.
8671 (Layout::make_output_section): Don't push to
8672 unattached_section_list_ nor call attach_to_segment. Call
8673 attach_section_to_segment if sections are attached.
8674 (Layout::attach_sections_to_segments): New function.
8675 (Layout::attach_section_to_segment): New function.
8676 (Layout::attach_allocated_section_to_segment): Rename from
8677 attach_to_segment. Remove flags parameter.
8678 (Layout::allocate_output_section): Remove function.
8679 (Layout::write_enable_output_section): Remove function.
8680 * layout.h (class Layout): Update for above changes. Add new
8681 field sections_are_attached_.
8682 * output.h (Output_section::update_flags_for_input_section): New
8683 function.
8684 * output.cc (Output_section::add_input_section): Call
8685 update_flags_for_input_section.
8686 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8688 2008-04-11 Cary Coutant <ccoutant@google.com>
8690 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8691 thought unnecessary.
8692 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8694 2008-04-11 Ian Lance Taylor <iant@google.com>
8696 * output.h (class Output_section_data): Remove inline definition
8697 of set_addralign.
8698 * output.cc (Output_section_data::set_addralign): New function.
8700 2008-04-11 Cary Coutant <ccoutant@google.com>
8702 Add support for TLS descriptors for i386 and x86_64.
8703 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8704 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8705 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8706 GOT_TYPE_TLS_DESC.
8707 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8708 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8709 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8710 relocations.
8711 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8712 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8713 Fix problem with initial-exec relocations.
8714 (Target_i386::Relocate::relocate_tls): Likewise.
8715 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8716 relaxation.
8717 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8718 support for section-plus-offset dynamic table entries.
8719 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8720 (Output_data_dynamic::Dynamic_entry): Add support for
8721 section-plus-offset dynamic table entries.
8722 (Output_data_dynamic::Classification): Likewise.
8723 (Output_data_dynamic::classification_): Renamed offset_.
8724 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8725 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8726 (Target_x86_64::make_plt_section): New function.
8727 (Target_x86_64::reserve_tlsdesc_entries): New function.
8728 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8729 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8730 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8731 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8732 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8733 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8734 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8735 add extra PLT entry for TLS descriptors.
8736 (Output_data_plt_x86_64::got_): New field.
8737 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8738 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8739 fields.
8740 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8741 descriptors.
8742 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8743 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8744 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8745 R_386_TLS_DESC_CALL relocations.
8746 (Target_x86_64::Scan::global): Likewise.
8747 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8748 for TLS descriptors.
8749 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8750 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8751 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8752 GD-to-IE relaxation.
8753 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8754 and TLS_DESCRIPTORS.
8755 * Makefile.in: Rebuild.
8756 * configure: Rebuild.
8757 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8758 (tls_test_shared2.so): New target.
8759 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8760 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8761 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8762 (tls_shared_gd_to_ie_test_LDADD): New variable.
8763 (tls_shared_gnu2_gd_to_ie_test): New target.
8764 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8765 New targets.
8766 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8767 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8768 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8769 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8770 (tls_shared_gnu2_test): New target.
8771 (tls_test_gnu2_shared.so): New target.
8772 (tls_shared_gnu2_test_SOURCES): New variable.
8773 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8774 (tls_shared_gnu2_test_LDFLAGS): New variable.
8775 (tls_shared_gnu2_test_LDADD): New variable.
8776 * testsuite/Makefile.in: Rebuild.
8777 * testsuite/Makefile.
8779 2008-04-11 Ian Lance Taylor <iant@google.com>
8781 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8782 justsyms.t.
8783 * testsuite/Makefile.in: Rebuild.
8785 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8786 long.
8787 * testsuite/script_test_2.cc (main): Adjust test.
8789 2008-04-11 David S. Miller <davem@davemloft.net>
8790 Ian Lance Taylor <iant@google.com>
8792 * options.h (General_options): Add entries for '-Y' and
8793 '-relax'.
8794 * options.cc (General_options:finalize): If -Y was used, add those
8795 entries to the library path instead of the default "/lib" and
8796 "/usr/lib".
8798 2008-04-11 David S. Miller <davem@davemloft.net>
8800 * testsuite/justsyms.t: Start at 0x100.
8801 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8802 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8803 long.
8804 * testsuite/script_test_2.cc: Adjust string and section length
8805 checks.
8807 2008-04-09 Ian Lance Taylor <iant@google.com>
8809 PR gold/5996
8810 * script-sections.cc (Sections_element::allocate_to_segment): Add
8811 orphan parameter.
8812 (Output_section_definition::allocate_to_segment): Likewise.
8813 (Orphan_output_section::allocate_to_segment): Likewise.
8814 (Script_sections::attach_sections_using_phdrs_clause): Don't
8815 propagate non-PT_LOAD segments to orphan sections.
8816 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8817 readelf rather than objdump.
8818 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8819 .interp section and PT_INTERP segment are the same size.
8820 * testsuite/Makefile.in: Rebuild.
8822 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8823 aliases for symbols defined in the same object.
8824 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8825 (weak_alias_test_SOURCES): New variable.
8826 (weak_alias_test_DEPENDENCIES): New variable.
8827 (weak_alias_test_LDFLAGS): New variable.
8828 (weak_alias_test_LDADD): New variable.
8829 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8830 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8831 (weak_alias_test_3.o): New target.
8832 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8833 * testsuite/weak_alias_test_main.cc: New file.
8834 * testsuite/weak_alias_test_1.cc: New file.
8835 * testsuite/weak_alias_test_2.cc: New file.
8836 * testsuite/weak_alias_test_3.cc: New file.
8838 2008-04-08 Ian Lance Taylor <iant@google.com>
8840 * options.h (class General_options): Add --noinhibit-exec option.
8841 * main.cc (main): Check --noinhibit-exec.
8843 * options.h (class General_options): Define --wrap as a special
8844 option. Add wrap_symbols_ field.
8845 (General_options::any_wrap_symbols): New function.
8846 (General_options::is_wrap_symbol): New function.
8847 * options.cc (General_options::parse_wrap): New function.
8848 (General_options::General_options): Initialize wrap_symbols_.
8849 * symtab.cc (Symbol_table::wrap_symbol): New function.
8850 (Symbol_table::add_from_object): Handle --wrap.
8851 * symtab.h (class Symbol_table): Declare wrap_symbol.
8852 * target.h (Target::wrap_char): New function.
8853 (Target::Target_info): Add wrap_char field.
8854 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8855 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8856 * testsuite/testfile.cc (Target_test::test_target_info):
8857 Likewise.
8859 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8860 there is one.
8862 * layout.h (class Layout): Add added_eh_frame_data_ field.
8863 * layout.cc (Layout::Layout): Initialize new field.
8864 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8865 output section until we find a section we merged successfully.
8866 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8867 that the size be non-zero.
8869 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8870 qualifier.
8872 2008-04-08 Craig Silverstein <csilvers@google.com>
8874 * configure.ac: Export new conditional variable HAVE_ZLIB.
8875 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8876 on HAVE_ZLIB.
8877 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8878 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8880 2008-04-07 Ian Lance Taylor <iant@google.com>
8882 * version.cc (version_string): Set to "1.5".
8884 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8885 Add issued_non_pic_error_ field. Declare check_non_pic.
8886 (Target_x86_64::Scan::check_non_pic): New function.
8887 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8888 (Target_x86_64::Scan::global): Likewise.
8890 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8891 addend parameter. Change caller. Handle merge sections.
8892 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8893 Address to Addend. Don't add in the result of
8894 local_section_offset, pass down the addend and use the returned
8895 value.
8896 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8897 Update declarations of local_section_offset and symbol_value.
8898 * testsuite/two_file_test_1.cc (t18): New function.
8899 * testsuite/two_file_test_2.cc (f18): New function.
8900 * testsuite/two_file_test_main.cc (main): Call t18.
8901 * testsuite/two_file_test.h (t18, f18): Declare.
8903 * configure.ac: Don't test for objdump, c++filt, or readelf.
8904 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8905 conditionals.
8906 (TEST_READELF): New variable.
8907 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8908 (check_PROGRAMS): Add two_file_strip_test.
8909 (two_file_strip_test): New target.
8910 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8911 (two_file_same_shared_strip_test_SOURCES): New variable.
8912 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8913 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8914 (two_file_same_shared_strip_test_LDADD): New variable.
8915 (two_file_shared_strip.so): New target.
8916 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8917 (ver_test_5.syms, ver_test_7.syms): Likewise.
8918 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8919 (strip_test_3.stdout): Use TEST_OBJDUMP.
8920 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8922 2008-04-04 Cary Coutant <ccoutant@google.com>
8924 * symtab.h (Symbol::is_weak_undefined): New function.
8925 (Symbol::is_strong_undefined): New function.
8926 (Symbol::is_absolute): New function.
8927 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8928 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8929 absolute symbols.
8930 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8931 (weak_undef_test): New target.
8932 * testsuite/Makefile.in: Rebuild.
8933 * testsuite/weak_undef_file1.cc: New file.
8934 * testsuite/weak_undef_file2.cc: New file.
8935 * testsuite/weak_undef_test.cc: New file.
8937 2008-04-03 Craig Silverstein <csilvers@google.com>
8939 * compressed_output.h (class Output_compressed_section): Use
8940 unsigned buffer.
8941 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8942 add zlib header.
8943 (zlib_compressed_suffix): Removed.
8944 (Output_compressed_section::set_final_data_size): Use unsigned
8945 buffers.
8946 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8947 Fix linker invocation.
8948 (flagstest_o_specialfile_and_compress_debug_sections):
8949 Likewise.
8950 * testsuite/Makefile.in: Regenerated.
8952 2008-04-02 David S. Miller <davem@davemloft.net>
8954 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8955 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8957 2008-04-02 Craig Silverstein <csilvers@google.com>
8959 * TODO: New file.
8961 2008-04-02 Ian Lance Taylor <iant@google.com>
8963 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8964 parameters. Update for new key type to views_. Change all
8965 callers.
8966 (File_read::read): Adjust for byteshift in returned view.
8967 (File_read::add_view): New function, broken out of
8968 find_and_make_view.
8969 (File_read::make_view): New function, broken out of
8970 find_and_make_view.
8971 (File_read::find_or_make_view): Add offset and aligned
8972 parameters. Rewrite accordingly. Change all callers.
8973 (File_read::get_view): Add offset and aligned parameters. Adjust
8974 for byteshift in return value.
8975 (File_read::get_lasting_view): Likewise.
8976 * fileread.h (class File_read): Update declarations.
8977 (class File_read::View): Add byteshift_ field. Add byteshift to
8978 constructor. Add byteshift method.
8979 * archive.h (Archive::clear_uncached_views): New function.
8980 (Archive::get_view): Add aligned parameter. Change all callers.
8981 * object.h (Object::get_view): Add aligned parameter. Change all
8982 callers.
8983 (Object::get_lasting_view): Likewise.
8985 * fileread.cc (File_read::release): Don't call clear_views if
8986 there are multiple objects.
8987 * fileread.h (File_read::clear_uncached_views): New function.
8988 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8989 on the archive.
8991 2008-03-31 Cary Coutant <ccoutant@google.com>
8993 Add thin archive support.
8994 * archive.cc (Archive::armagt): New const.
8995 (Archive::setup): Remove task parameter and calls to unlock.
8996 (Archive::unlock_nested_archives): New function.
8997 (Archive::read_header): Add nested_off parameter. Change
8998 all callers.
8999 (Archive::interpret_header): Likewise.
9000 (Archive::include_all_members): Change to handle thin
9001 archives.
9002 (Archive::include_member): Likewise.
9003 * archive.h (Archive::Archive): Add new parameters and
9004 initializers.
9005 (Archive::armagt): New const.
9006 (Archive::setup): Remove task parameter.
9007 (Archive::unlock_nested_archives): New function.
9008 (Archive::read_header): Add nested_off parameter.
9009 (Archive::interpret_header): Likewise.
9010 (Archive::Nested_archive_table): New typedef.
9011 (Archive::is_thin_archive_): New field.
9012 (Archive::nested_archives_): New field.
9013 (Archive::options_): New field.
9014 (Archive::dirpath_): New field.
9015 (Archive::task_): New field.
9016 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9017 for thin archives. Pass additional parameters to
9018 Archive::Archive. Unlock the archive file after calling
9019 Archive::setup.
9021 2008-03-29 Ian Lance Taylor <iant@google.com>
9023 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9024 version symbol to be local.
9025 * testsuite/ver_test_4.sh: New file.
9026 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9027 (check_DATA): Add ver_test_4.syms.
9028 (ver_test_4.syms): New target.
9029 * testsuite/Makefile.in: Rebuild.
9031 * output.cc
9032 (Output_section::Input_section_sort_entry::has_priority): New
9033 function.
9034 (Output_section::Input_section_sort_entry::match_file_name): New
9035 function.
9036 (Output_section::Input_section_sort_entry::match_section_name):
9037 Remove.
9038 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9039 Remove.
9040 (Output_section::Input_section_sort_entry::match_section_file):
9041 Remove.
9042 (Output_section::Input_section_sort_compare::operator()): Rewrite
9043 using new Input_section_sort_entry functions. Sort crtbegin and
9044 crtend first. Sort sections with no priority before sections with
9045 a priority.
9046 * testsuite/initpri1.c (d3): Check j != 4.
9047 (cd5): New constructor/destructor function.
9048 (main): Check j != 2.
9050 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9051 new symbol when resolving, don't call set_is_default.
9052 * testsuite/ver_test_7.cc: New file.
9053 * testsuite/ver_test_7.sh: New file.
9054 * testsuite/Makefile.am (ver_test_7.so): New target.
9055 (ver_test_7.o): New target.
9056 (check_SCRIPTS): Add ver_test_7.sh.
9057 (check_DATA): Add ver_test_7.syms.
9058 (ver_test_7.syms): New target.
9060 2008-03-28 Ian Lance Taylor <iant@google.com>
9062 * layout.cc (Layout::layout): If we see an input section with a
9063 name that needs sorting, set the must_sort flag for the output
9064 section.
9065 (Layout::make_output_section): If the name of the output section
9066 indicates that it might require sorting, set the may_sort flag.
9067 * output.h (Output_section::may_sort_attached_input_sections): New
9068 function.
9069 (Output_section::set_may_sort_attached_input_sections): New
9070 function.
9071 (Output_section::must_sort_attached_input_sections): New
9072 function.
9073 (Output_section::set_must_sort_attached_input_sections): New
9074 function.
9075 (class Output_section): Declare Input_section_sort_entry. Define
9076 Input_section_sort_compare. Declare
9077 sort_attached_input_sections. Add new fields:
9078 may_sort_attached_input_sections_,
9079 must_sort_attached_input_sections_,
9080 attached_input_sections_are_sorted_.
9081 * output.cc (Output_section::Output_section): Initialize new
9082 fields.
9083 (Output_section::add_input_section): Add an entry to
9084 input_sections_ if may_sort or must_sort are true.
9085 (Output_section::set_final_data_size): Call
9086 sort_attached_input_sections if necessary.
9087 (Output_section::Input_section_sort_entry): Define new class.
9088 (Output_section::Input_section_sort_compare::operator()): New
9089 function.
9090 (Output_section::sort_attached_input_sections): New function.
9091 * configure.ac: Check whether the compiler supports constructor
9092 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9093 * testsuite/initpri1.c: New file.
9094 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9095 CONSTRUCTOR_PRIORITY.
9096 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9097 (initpri1_LDFLAGS): New variable.
9098 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9100 2008-03-27 Ian Lance Taylor <iant@google.com>
9102 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9103 * testsuite/common_test_1.c: New file.
9104 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9105 (common_test_1_SOURCES): New variable.
9106 (common_test_1_DEPENDENCIES): New variable.
9107 (common_test_1_LDFLAGS): New variable.
9109 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9110 and commons_ correctly when NAME/VERSION does not override
9111 NAME/NULL.
9112 * testsuite/ver_test_6.c: New file.
9113 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9114 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9115 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9117 2008-03-26 Ian Lance Taylor <iant@google.com>
9119 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9120 of an undefined symbol from a version script.
9121 * testsuite/Makefile.am (ver_test_5.so): New target.
9122 (ver_test_5.o): New target.
9123 (check_SCRIPTS): Add ver_test_5.sh.
9124 (check_DATA): Add ver_test_5.syms.
9125 (ver_test_5.syms): New target.
9126 * testsuite/ver_test_5.cc: New file.
9127 * testsuite/ver_test_5.script: New file.
9128 * testsuite/ver_test_5.sh: New file.
9129 * Makefile.in, testsuite/Makefile.in: Rebuild.
9131 PR gold/5986
9132 Fix problems building gold with gcc 4.3.0.
9133 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9134 (gold_error_at_location, gold_warning_at_location): Use it.
9135 * configure.ac: Check whether we can compile and use a template
9136 function with a printf attribute.
9137 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9138 when jumping over bytes.
9139 * object.cc: Instantiate Object::read_section_data.
9140 * debug.h: Include <cstring>
9141 * dwarf_reader.cc: Include <algorithm>
9142 * main.cc: Include <cstring>.
9143 * options.cc: Include <cstring>.
9144 * output.cc: Include <cstring>.
9145 * script.cc: Include <cstring>.
9146 * script.h: Include <string>.
9147 * symtab.cc: Include <cstring> and <algorithm>.
9148 * target-select.cc: Include <cstring>.
9149 * version.cc: Include <string>.
9150 * testsuite/testmain.cc: Include <cstdlib>.
9151 * configure, config.in: Rebuild.
9153 2008-03-25 Ian Lance Taylor <iant@google.com>
9155 * options.cc: Include "../bfd/bfdver.h".
9156 (options::help): Print bug reporting address.
9158 * version.cc (print_version): Adjust output for current value of
9159 BFD_VERSION_STRING.
9161 * NEWS: New file.
9163 * options.cc (options::help): Print list of supported targets.
9164 * target-select.h: Include <vector>.
9165 (class Target_selector): Make machine_, size_, and is_big_endian_
9166 fields const. Add bfd_name_ and instantiated_target_ fields.
9167 (Target_selector::Target_selector): Add bfd_name parameter.
9168 (Target_selector::recognize): Make non-virtual, call
9169 do_recognize.
9170 (Target_selector::recognize_by_name): Make non-virtual, call
9171 do_recognize_by_name.
9172 (Target_selector::supported_names): New function.
9173 (Target_selector::bfd_name): New function.
9174 (Target_selector::do_instantiate_target): New pure virtual
9175 function.
9176 (Target_selector::do_recognize): New virtual function.
9177 (Target_selector::do_recognize_by_name): New virtual function.
9178 (Target_selector::instantiate_target): New private function.
9179 (supported_target_names): Declare.
9180 * target-select.cc (Target_selector::Target_selector): Update for
9181 new parameter and fields.
9182 (select_target_by_name): Check that the name matches before
9183 calling recognize_by_name.
9184 (supported_target_names): New function.
9185 * i386.cc (class Target_selector_i386): Update Target_selector
9186 constructor call. Remove recognize and recognize_by_name. Add
9187 do_instantiate_target.
9188 * x86_64.cc (class Target_selector_x86_64): Likewise.
9189 * testsuite/testfile.cc (class Target_selector_test): Update for
9190 changes to Target_selector.
9192 * README: Rewrite, with some notes on unsupported features.
9194 2008-03-24 Cary Coutant <ccoutant@google.com>
9196 * i386.cc (Target_i386::Got_type): New enum declaration.
9197 (Target_i386::Scan::local): Updated callers of Output_data_got
9198 member functions.
9199 (Target_i386::Scan::global): Likewise.
9200 (Target_i386::Relocate::relocate): Likewise.
9201 (Target_i386::Relocate::relocate_tls): Likewise.
9202 * object.h (Got_offset_list): New class.
9203 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9204 (Sized_relobj::local_got_offset): Likewise.
9205 (Sized_relobj::set_local_got_offset): Likewise.
9206 (Sized_relobj::local_has_tls_got_offset): Removed.
9207 (Sized_relobj::local_tls_got_offset): Removed.
9208 (Sized_relobj::set_local_tls_got_offset): Removed.
9209 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9210 * output.cc (Output_data_got::add_global): Added got_type parameter.
9211 (Output_data_got::add_global_with_rel): Likewise.
9212 (Output_data_got::add_global_with_rela): Likewise.
9213 (Output_data_got::add_global_pair_with_rel): New function.
9214 (Output_data_got::add_global_pair_with_rela): New function.
9215 (Output_data_got::add_local): Added got_type parameter.
9216 (Output_data_got::add_local_with_rel): Likewise.
9217 (Output_data_got::add_local_with_rela): Likewise.
9218 (Output_data_got::add_local_pair_with_rel): New function.
9219 (Output_data_got::add_local_pair_with_rela): New function.
9220 (Output_data_got::add_global_tls): Removed.
9221 (Output_data_got::add_global_tls_with_rel): Removed.
9222 (Output_data_got::add_global_tls_with_rela): Removed.
9223 (Output_data_got::add_local_tls): Removed.
9224 (Output_data_got::add_local_tls_with_rel): Removed.
9225 (Output_data_got::add_local_tls_with_rela): Removed.
9226 * output.h (Output_data_got::add_global): Added got_type parameter.
9227 (Output_data_got::add_global_with_rel): Likewise.
9228 (Output_data_got::add_global_with_rela): Likewise.
9229 (Output_data_got::add_global_pair_with_rel): New function.
9230 (Output_data_got::add_global_pair_with_rela): New function.
9231 (Output_data_got::add_local): Added got_type parameter.
9232 (Output_data_got::add_local_with_rel): Likewise.
9233 (Output_data_got::add_local_with_rela): Likewise.
9234 (Output_data_got::add_local_pair_with_rel): New function.
9235 (Output_data_got::add_local_pair_with_rela): New function.
9236 (Output_data_got::add_global_tls): Removed.
9237 (Output_data_got::add_global_tls_with_rel): Removed.
9238 (Output_data_got::add_global_tls_with_rela): Removed.
9239 (Output_data_got::add_local_tls): Removed.
9240 (Output_data_got::add_local_tls_with_rel): Removed.
9241 (Output_data_got::add_local_tls_with_rela): Removed.
9242 * resolve.cc (Symbol::override_base_with_special): Removed
9243 reference to has_got_offset_ field.
9244 * symtab.cc (Symbol::init_fields): Replaced initialization
9245 of got_offset_ with got_offsets_. Removed initialization
9246 of has_got_offset_
9247 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9248 (Symbol::got_offset): Likewise.
9249 (Symbol::set_got_offset): Likewise.
9250 (Symbol::has_tls_got_offset): Removed.
9251 (Symbol::tls_got_offset): Removed.
9252 (Symbol::set_tls_got_offset): Removed.
9253 (Symbol::got_offset_): Removed.
9254 (Symbol::tls_mod_got_offset_): Removed.
9255 (Symbol::tls_pair_got_offset_): Removed.
9256 (Symbol::got_offsets_): New field.
9257 (Symbol::has_got_offset): Removed.
9258 (Symbol::has_tls_mod_got_offset): Removed.
9259 (Symbol::has_tls_pair_got_offset): Removed.
9260 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9261 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9262 member functions.
9263 (Target_x86_64::Scan::global): Likewise.
9264 (Target_x86_64::Relocate::relocate): Likewise.
9265 (Target_x86_64::Relocate::relocate_tls): Likewise.
9267 2008-03-25 Ben Elliston <bje@au.ibm.com>
9269 * yyscript.y: Fix spelling error in comment.
9271 2008-03-24 Ian Lance Taylor <iant@google.com>
9273 * options.h (class General_options): Define build_id option.
9274 * layout.h (class Layout): Declare write_build_id, create_note,
9275 create_build_id. Add build_id_note_ member.
9276 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9277 "libiberty.h", "md5.h", "sha1.h".
9278 (Layout::Layout): Initialize eh_frame_data_,
9279 eh_frame_hdr_section_, and build_id_note_.
9280 (Layout::finalize): Call create_build_id.
9281 (Layout::create_note): New function, broken out of
9282 Layout::create_gold_note.
9283 (Layout::create_gold_note): Call create_note.
9284 (Layout::create_build_id): New function.
9285 (Layout::write_build_id): New function.
9286 (Close_task_runner::run): Call write_build_id.
9288 * x86_64.cc: Correct license to GPLv3.
9290 2008-03-23 Ian Lance Taylor <iant@google.com>
9292 * options.cc: Include "demangle.h".
9293 (parse_optional_string): New function.
9294 (parse_long_option): Handle takes_optional_argument.
9295 (parse_short_option): Update dash_z initializer. Handle
9296 takes_optional_argument.
9297 (General_options::General_options): Initialize do_demangle_.
9298 (General_options::finalize): Set do_demangle_. Handle demangling
9299 style.
9300 * options.h (parse_optional_string): Declare.
9301 (struct One_option): Add optional_arg field. Update constructor.
9302 Update call constructor calls. Add takes_optional_argument
9303 function.
9304 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9305 (DEFINE_optional_string): Define.
9306 (General_options::demangle): Change from DEFINE_bool to
9307 DEFINE_optional_string.
9308 (General_options::no_demangle): New function.
9309 (General_options::do_demangle): New function.
9310 (General_options::set_do_demangle): New function.
9311 (General_options::execstack_status_): Move definition to end of
9312 class definition.
9313 (General_options::static_): Likewise.
9314 (General_options::do_demangle_): New field.
9315 * object.cc (big_endian>::get_symbol_location_info): Call
9316 Options::do_demangle, not Options::demangle.
9317 * symtab.cc (demangle): Likewise.
9319 2008-03-22 Ian Lance Taylor <iant@google.com>
9321 * gold.h: Include <cstddef> and <sys/types.h>
9322 * options.h: Include <cstring>.
9324 2008-03-21 Ian Lance Taylor <iant@google.com>
9326 * Added source code to GNU binutils.