projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
PR gold/12525
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
02d7cd44
ILT		 12011-07-01 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12525
4 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
5 Assert if we see DW_EH_PE_indirect.
6 * target.h (Target::ehframe_datarel_base): New function.
7 (Target::do_ehframe_datarel_base): New target function.
8 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
9 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
10 function.
11
07a60597
ILT		 122011-07-01 Ian Lance Taylor <iant@google.com>
13
14 PR gold/12571
15 * options.h (class General_options): Add
16 --ld-generated-unwind-info.
17 * ehframe.cc (Fde::write): Add address parameter. Change all
18 callers. If associated with PLT, fill in address and size.
19 (Cie::set_output_offset): Only add merge mapping if there is an
20 object.
21 (Cie::write): Add address parameter. Change all callers.
22 (Eh_frame::add_ehframe_for_plt): New function.
23 * ehframe.h (class Fde): Update declarations. Move shndx_ and
24 input_offset_ fields into union u_, with new plt field.
25 (Fde::Fde): Adjust for new union field.
26 (Fde::Fde) [Output_data version]: New constructor.
27 (Fde::add_mapping): Only add merge mapping if there is an object.
28 (class Cie): Update declarations.
29 (class Eh_frame): Declare add_ehframe_for_plt.
30 * layout.cc (Layout::layout_eh_frame): Break out code into
31 make_eh_frame_section, and call it.
32 (Layout::make_eh_frame_section): New function.
33 (Layout::add_eh_frame_for_plt): New function.
34 * layout.h (class Layout): Update declarations.
35 * merge.cc (Merge_map::add_mapping): Add assertion.
36 * i386.cc: Include "dwarf.h".
37 (class Output_data_plt_i386): Make first_plt_entry,
38 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
39 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
40 and plt_eh_frame_fde.
41 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
42 boundary. Call add_eh_frame_for_plt if appropriate.
43 * x86_64.cc: Include "dwarf.h".
44 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
45 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
46 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
47 and plt_eh_frame_fde.
48 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
49 appropriate.
50
14788a3f
ILT		 512011-06-29 Ian Lance Taylor <iant@google.com>
52
53 PR gold/12629
54 * object.cc (Sized_relobj_file::layout_section): Change shdr
55 parameter to be const.
56 (Sized_relobj_file::layout_eh_frame_section): New function, broken
57 out of do_layout.
58 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
59 appropriate. Call layout_eh_frame_section.
60 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
61 sections.
62 * object.h (class Sized_relobj_file): Update declarations.
63
6c21fce1
ILT		 642011-06-29 Ian Lance Taylor <iant@google.com>
65
37e41b03 66 PR gold/12652
6c21fce1
ILT		 67 * script.cc (Token::integer_value): Accept trailing M/m/K/k
68 modifier.
69 (Lex::gather_token): Accept trailing M/m/K/k for integers.
70
4d5e4e62
ILT		 712011-06-29 Ian Lance Taylor <iant@google.com>
72
73 PR gold/12675
74 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
75 SHT_X86_64_UNWIND.
76 * layout.cc (Layout::layout_eh_frame): Likewise.
77
886f533a
ILT		 782011-06-29 Ian Lance Taylor <iant@google.com>
79
80 PR gold/12695
81 * layout.cc (Layout::symtab_section_shndx): New function.
82 * layout.h (class Layout): Declare symtab_section_shndx.
83 * output.cc (Output_section::write_header): Call it.
84
f3ae1b28
ILT		 852011-06-29 Ian Lance Taylor <iant@google.com>
86
87 PR gold/12818
88 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
89 symbols which are not used in a relocation.
90
aecf301f
ILT		 912011-06-28 Ian Lance Taylor <iant@google.com>
92
93 PR gold/12898
94 * layout.cc (Layout::segment_precedes): Don't crash if a linker
95 script create indistinguishable segments.
96 (Layout::set_segment_offsets): Use stable_sort when sorting
97 segments. Pass this to Compare_segments constructor.
98 * layout.h (class Layout): Make segment_precedes non-static.
99 (class Compare_segments): Change from struct to class. Add
100 layout_ field. Add constructor.
101 * script-sections.cc
102 (Script_sections::attach_sections_using_phdrs_clause): Rename
103 local orphan to is_orphan. Don't report failure to put empty
104 section in segment. On attachment failure, report name of
105 section, and attach to first PT_LOAD segment.
106
03ef7571
ILT		 1072011-06-28 Ian Lance Taylor <iant@google.com>
108
109 PR gold/12934
110 * target-select.cc (Target_selector::Target_selector): Add
111 emulation parameter. Change all callers.
112 (select_target_by_bfd_name): Rename from select_target_by_name.
113 Change all callers.
114 (select_target_by_emulation): New function.
115 (supported_emulation_names): New function.
116 * target-select.h (class Target_selector): Add emulation_ field.
117 Update declarations.
118 (Target_selector::recognize_by_bfd_name): Rename from
119 recognize_by_name. Change all callers.
120 (Target_selector::supported_bfd_names): Rename from
121 supported_names. Change all callers.
122 (Target_selector::recognize_by_emulation): New function.
123 (Target_selector::supported_emulations): New function.
124 (Target_selector::emulation): New function.
125 (Target_selector::do_recognize_by_bfd_name): Rename from
126 do_recognize_by_name. Change all callers.
127 (Target_selector::do_supported_bfd_names): Rename from
128 do_supported_names. Change all callers.
129 (Target_selector::do_recognize_by_emulation): New function.
130 (Target_selector::do_supported_emulations): New function.
131 (select_target_by_bfd_name): Change name in declaration.
132 (select_target_by_emulation): Declare.
133 (supported_emulation_names): Declare.
134 * parameters.cc (parameters_force_valid_target): Try to find
135 target based on emulation from -m option.
136 * options.h (class General_options): Change doc string for -m.
137 * options.cc (help): Print emulations.
138 (General_options::parse_V): Likewise.
139 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
140 Add emulation parameter. Change all callers.
141
200b2bb9
ILT		 1422011-06-28 Ian Lance Taylor <iant@google.com>
143
144 * target.h (class Target): Add osabi_ field.
145 (Target::osabi): New function.
146 (Target::set_osabi): New function.
147 (Target::Target): Initialize osabi_.
148 (Target::do_adjust_elf_header): Make pure virtual.
149 (Sized_target::do_adjust_elf_header): Declare.
150 * target.cc (Sized_target::do_adjust_elf_header): New function.
151 (class Sized_target): Instantiate all versions.
152 * freebsd.h (class Target_freebsd): Remove.
153 (Target_selector_freebsd::do_recognize): Call set_osabi on
154 Target.
155 (Target_selector_freebsd::do_recognize_by_name): Likewise.
156 (Target_selector_freebsd::set_osabi): Remove.
157 * i386.cc (class Target_i386): Inherit from Sized_target rather
158 than Target_freebsd.
159 * x86_64.cc (class Target_x86_64): Likewise.
160
b3ce541e
ILT		 1612011-06-28 Ian Lance Taylor <iant@google.com>
162
163 * target.h (Target::can_check_for_function_pointers): Rewrite.
164 Make non-virtual.
165 (Target::can_icf_inline_merge_sections): Likewise.
166 (Target::section_may_have_icf_unsafe_poineters): Likewise.
167 (Target::Target_info): Add can_icf_inline_merge_sections field.
168 (Target::do_can_check_for_function_pointers): New virtual
169 function.
170 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
171 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
172 from can_check_for_function_pointers, move in file.
173 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
174 section_may_have_icf_unsafe_poineters, move in file.
175 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
176 * i386.cc (Target_i386::do_can_check_for_function_pointers):
177 Rename from can_check_for_function_pointers, move in file.
178 (Target_i386::can_icf_inline_merge_sections): Remove.
179 (Target_i386::i386_info): Initialize
180 can_icf_inline_merge_sections.
181 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
182 Initialize can_icf_inline_merge_sections.
183 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
184 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
185 Rename from can_check_for_function_pointers, move in file.
186 (Target_x86_64::can_icf_inline_merge_sections): Remove.
187 (Target_x86_64::x86_64_info): Initialize
188 can_icf_inline_merge_sections.
189 * testsuite/testfile.cc (Target_test::test_target_info):
190 Likewise.
191 * icf.cc (get_section_contents): Correct formatting.
192
6d1c4efb
ILT		 1932011-06-27 Ian Lance Taylor <iant@google.com>
194
195 * symtab.cc (Symbol::versioned_name): New function.
196 (Symbol_table::add_to_final_symtab): Use versioned_name when
197 appropriate.
198 (Symbol_table::sized_write_symbol): Likewise.
199 * symtab.h (class Symbol): Declare versioned_name.
200 * stringpool.h (class Stringpool_template): Add variant of add
201 which takes a std::basic_string.
202 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
203 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
204 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
205 (ver_test_12.o): New target.
206 * testsuite/Makefile.in: Rebuild.
207
57eb9b50
DK		 2082011-06-27 Doug Kwan <dougkwan@google.com>
209
210 * arm.cc (Arm_relocate_functions::thm_jump8,
211 Arm_relocate_functions::thm_jump11): Use a wider signed
212 type to compute offset.
213 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
214 arm_thm_jump8.
215 * testsuite/Makefile.in: Regenerate.
216 * testsuite/arm_branch_in_range.sh: Check test results of
217 arm_thm_jump11 and arm_thm_jump8.
218 * testsuite/arm_thm_jump11.s: New test source file.
219 * testsuite/arm_thm_jump11.t: New linker script.
220 * testsuite/arm_thm_jump8.s: New test source file.
221 * testsuite/arm_thm_jump8.t: New linker script.
222
487b39df
ILT		 2232011-06-24 Ian Lance Taylor <iant@google.com>
224
225 * layout.cc: Include "object.h".
226 (ctors_sections_in_init_array): New static variable.
227 (Layout::is_ctors_in_init_array): New function.
228 (Layout::layout): Add entry to ctors_sections_in_init_array if
229 appropriate.
230 * layout.h (class Layout): Declare is_ctors_in_init_array.
231 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
232 is_ctors_reverse_view is set.
233 (Sized_relobj_file::write_sections): Add layout parameter. Change
234 all callers. Set is_ctors_reverse_view field of View_size.
235 (Sized_relobj_file::reverse_words): New function.
236 * object.h (Sized_relobj_file::View_size): Add
237 is_ctors_reverse_view field.
238 (class Sized_relobj_file): Update declarations.
239 * testsuite/initpri3.c: New test.
240 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
241 initpri3b.
242 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
243 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
244 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
245 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
246 * testsuite/Makefile.in: Rebuild.
247
472076e4
CC		 2482011-06-24 Cary Coutant <ccoutant@google.com>
249
250 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
251 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
252 (debug_msg_cdebug.err): New targets.
253 * testsuite/Makefile.in: Regenerate.
254 * testsuite/debug_msg.sh: Check output of link with compressed debug.
255 Fix checks for link with shared library.
256
a60af0db
DK		 2572011-06-24 Doug Kwan <dougkwan@google.com>
258
259 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
260 skip empty text sections.
261 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
262
5393d741
ILT		 2632011-06-22 Ian Lance Taylor <iant@google.com>
264
265 PR gold/12910
266 * options.h (class General_options): Add --ctors-in-init-array.
267 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
268 friends as SHT_PROGBITS for merging sections.
269 (Layout::layout): Remove special handling of .init_array and
270 friends. Don't sort if doing relocatable link. Sort for .ctors
271 and .dtors if ctors_in_init_array.
272 (Layout::make_output_section): Force correct section types for
273 .init_array and friends. Don't sort if doing relocatable link,
274 Don't sort .ctors and .dtors if ctors_in_init_array.
275 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
276 (Layout::output_section_name): Add relobj parameter. Change all
277 callers. Handle .ctors. and .dtors. in code rather than table.
278 Handle .ctors and .dtors if ctors_in_init_array.
279 (Layout::match_file_name): New function, moved from output.cc.
280 * layout.h (class Layout): Update declarations.
281 * output.cc: Include "layout.h".
282 (Input_section_sort_entry::get_priority): New function.
283 (Input_section_sort_entry::match_file_name): Just call
284 Layout::match_file_name.
285 (Output_section::Input_section_sort_init_fini_compare::operator()):
286 Handle .ctors and .dtors. Sort by explicit priority rather than
287 by name.
288 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
289 * testsuite/initpri2.c: New test.
290 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
291 (check_PROGRAMS): Add initpri2.
292 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
293 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
294 * configure, testsuite/Makefile.in: Rebuild.
295
e1f74f98
ILT		 2962011-06-19 Ian Lance Taylor <iant@google.com>
297
298 PR gold/12880
299 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
300 .interp section to a PT_INTERP segment even if we have seen a
301 --dynamic-linker option. Don't do it if we have seen a PHDRS
302 clause in a linker script.
303 (Layout::finalize): Don't create a .interp section if we've
304 already create a PT_INTERP segment.
305 (Layout::create_interp): Always call choose_output_section (revert
306 patch of 2011-06-17). Don't create PT_INTERP segment.
307 * script-sections.cc
308 (Script_sections::create_note_and_tls_segments): Add a .interp
309 section to a PT_INTERP segment even if we have seen a
310 --dynamic-linker option.
311
766f91bb
ILT		 3122011-06-18 Ian Lance Taylor <iant@google.com>
313
314 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
315 merely because a non-PT_LOAD segment has a dynamic reloc.
316
0d212c3a
ILT		 3172011-06-18 Ian Lance Taylor <iant@google.com>
318
319 * layout.cc (Layout::finish_dynamic_section): Don't create
320 DT_FLAGS entry if not needed.
321
911a5072
ILT		 3222011-06-18 Ian Lance Taylor <iant@google.com>
323
324 PR gold/12745
325 * layout.cc (Layout::layout_eh_frame): Correct handling of
326 writable .eh_frame section.
327
534b4e5f
ILT		 3282011-06-17 Ian Lance Taylor <iant@google.com>
329
330 PR gold/12893
331 * resolve.cc (Symbol_table::resolve): Don't give an error if a
332 symbol is redefined with the exact same object and value.
333
10b4f102
ILT		 3342011-06-17 Ian Lance Taylor <iant@google.com>
335
336 PR gold/12880
337 * layout.h (class Layout): Add interp_segment_ field.
338 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
339 (Layout::attach_allocated_section_to_segment): If making shared
340 library, put .interp section in PT_INTERP segment.
341 (Layout::finalize): Also call create_interp if -dynamic-linker
342 option was used.
343 (Layout::create_interp): Assert that there is no PT_INTERP
344 segment. If not using a SECTIONS clause, use make_output_section.
345 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
346 * script-sections.cc
347 (Script_sections::create_note_and_tls_segments): If making shared
348 library, put .interp section in PT_INTERP segment.
349
a29b0dad
ILT		 3502011-06-17 Ian Lance Taylor <iant@google.com>
351
e588ea8d
ILT		 352 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
353 when making a shared library.
354
3552011-06-17 Ian Lance Taylor <iant@google.com>
356
357 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
358 parameter. Change all callers. Don't issue warning about PC32
359 against locally defined symbol.
a29b0dad 360
9d3b0698
ILT		 3612011-06-16 Ian Lance Taylor <iant@google.com>
362
363 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
364 occurs in same object.
365
85b0f90c
AM		 3662011-06-14 Alan Modra <amodra@gmail.com>
367
368 * po/POTFILES.in: Regenerate.
369
a94907d9
ILT		 3702011-06-09 Ian Lance Taylor <iant@google.com>
371
372 * script-sections.cc
373 (Orphan_output_section::set_section_addresses): For a relocatable
374 link set address to 0.
375
4fb3a1c3
CC		 3762011-06-09 Cary Coutant <ccoutant@google.com>
377
378 PR gold/12804
379 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
380 used with --compress-debug-sections.
381 * gold/object.cc (Sized_relobj_file::do_layout): Report
382 uncompressed size of compressed input sections.
383
61220854
CC		 3842011-06-08 Cary Coutant <ccoutant@google.com>
385
386 PR gold/12804
387 * testsuite/two_file_test_2_v1.cc: Change initialization of
388 v2 to keep it in .data.
389
e6455dfb
CC		 3902011-06-07 Cary Coutant <ccoutant@google.com>
391
392 * common.cc (Symbol_table::do_allocate_commons_list): Call
393 gold_fallback.
394 * errors.cc (Errors::fatal): Adjust call to gold_exit.
395 (Errors::fallback): New function.
396 (gold_fallback): New function.
397 * errors.h (Errors::fallback): New function.
398 * gold.cc (gold_exit): Change status parameter to enum; adjust
399 all callers.
400 (queue_initial_tasks): Call gold_fallback.
401 * gold.h: Include cstdlib.
402 (Exit_status): New enum type.
403 (gold_exit): Change status parameter to enum.
404 (gold_fallback): New function.
405 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
406 (Layout::create_symtab_sections): Likewise.
407 (Layout::create_shdrs): Likewise.
408 * main.cc (main): Adjust call to gold_exit.
409 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
410 (Output_data_got::add_got_entry_pair): Likewise.
411 (Output_section::add_input_section): Likewise.
412 (Output_section::add_output_section_data): Likewise.
413 (Output_segment::set_section_list_addresses): Likewise.
414 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
415
fb0e076f
CC		 4162011-06-07 Cary Coutant <ccoutant@google.com>
417
418 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
419 for incremental links.
420 * output.cc (Output_segment::set_section_list_addresses): Remove
421 FIXME and test for TLS or BSS.
422
a5ee4d5d
CC		 4232011-06-07 Cary Coutant <ccoutant@google.com>
424
425 * testsuite/Makefile.am: Add incremental_copy_test,
426 incremental_common_test_1.
427 * testsuite/Makefile.in: Regenerate.
428 * testsuite/common_test_1_v1.c: New source file.
429 * testsuite/common_test_1_v2.c: New source file.
430 * testsuite/copy_test_v1.cc: New source file.
431
5146f448
CC		 4322011-06-07 Cary Coutant <ccoutant@google.com>
433
434 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
435 update, allocate common from bss section's free list.
436 * incremental-dump.cc (dump_incremental_inputs): Print flag for
437 linker-defined symbols.
438 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
439 Skip GOT and PLT entries that are no longer referenced.
440 (Output_section_incremental_inputs::write_info_blocks): Mark
441 linker-defined symbols.
442 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
443 * output.cc (Output_section::allocate): New function.
444 * output.h (Output_section::allocate): New function.
445 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
446 linker-defined symbols.
447 (Symbol::override_base_with_special): Copy is_predefined_ flag.
448 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
449 (Symbol::init_base_output_data): Likewise.
450 (Symbol::init_base_output_segment): Likewise.
451 (Symbol::init_base_constant): Likewise.
452 (Sized_symbol::init_output_data): Likewise.
453 (Sized_symbol::init_output_segment): Likewise.
454 (Sized_symbol::init_constant): Likewise.
455 (Symbol_table::do_define_in_output_data): Likewise.
456 (Symbol_table::do_define_in_output_segment): Likewise.
457 (Symbol_table::do_define_as_constant): Likewise.
458 * symtab.h (Symbol::is_predefined): New function.
459 (Symbol::init_base_output_data): Add is_predefined parameter.
460 (Symbol::init_base_output_segment): Likewise.
461 (Symbol::init_base_constant): Likewise.
462 (Symbol::is_predefined_): New data member.
463 (Sized_symbol::init_output_data): Add is_predefined parameter.
464 (Sized_symbol::init_output_segment): Likewise.
465 (Sized_symbol::init_constant): Likewise.
466 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
467
26d3c67d
CC		 4682011-06-07 Cary Coutant <ccoutant@google.com>
469
470 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
471 instead of emit_copy_reloc.
472 (Copy_relocs::emit_copy_reloc): Refactor.
473 (Copy_relocs::make_copy_reloc): New function.
474 (Copy_relocs::add_copy_reloc): Remove.
475 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
476 section.
477 (Copy_relocs::make_copy_reloc): New function.
478 (Copy_relocs::add_copy_reloc): Remove.
479 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
480 unchanged input files.
481 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
482 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
483 Reserve BSS space for COPY relocations.
484 (Sized_incremental_binary::do_emit_copy_relocs): New function.
485 (Output_section_incremental_inputs::write_info_blocks): Record
486 whether a symbol is copied from a shared object.
487 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
488 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
489 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
490 (Incremental_input_entry_reader::get_output_symbol_index): Add
491 is_copy parameter.
492 (Incremental_binary::emit_copy_relocs): New function.
493 (Incremental_binary::do_emit_copy_relocs): New function.
494 (Sized_incremental_binary::Sized_incremental_binary): Initialize
495 new data member.
496 (Sized_incremental_binary::add_copy_reloc): New function.
497 (Sized_incremental_binary::do_emit_copy_relocs): New function.
498 (Sized_incremental_binary::Copy_reloc): New struct.
499 (Sized_incremental_binary::Copy_relocs): New typedef.
500 (Sized_incremental_binary::copy_relocs_): New data member.
501 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
502 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
503 * target.h (Sized_target::emit_copy_reloc): New function.
504 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
505
7cdb37d9
CC		 5062011-06-02 Cary Coutant <ccoutant@google.com>
507
508 PR gold/12163
509 * gold/archive.cc (Archive::Archive): Initialize new data member.
510 (Archive::include_all_members): Return if archive has already been
511 included.
512 * gold/archive.h (Archive::include_all_members_): New data member.
513
cc643b88
NC		 5142011-06-02 Nick Clifton <nickc@redhat.com>
515
516 * dynobj.h: Fix spelling mistake in comment.
517 * output.cc: Likewise.
518
f62a3ca7
DK		 5192011-05-31 Doug Kwan <dougkwan@google.com>
520 Asier Llano
521
522 PR gold/12826
cc643b88 523 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 524 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
525 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
526 redundant arm_exidx_test.so.
527 * testsuite/Makefile.in: Regenerate.
528 (check_SCRIPTS): Add pr12826.sh
529 (check_DATA): Add pr12826.stdout
530 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
531 * testsuite/pr12826.sh: New file.
532 * testsuite/pr12826_1.s: Ditto.
533 * testsuite/pr12826_1.s: Ditto.
534
8dbe1edc
ILT		 5352011-05-30 Ian Lance Taylor <iant@google.com>
536
537 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
538 sections.
539
c49875be
ILT		 5402011-05-29 Ian Lance Taylor <iant@google.com>
541
542 PR gold/12804
543 * testsuite/Makefile.am: Use different file name for two_file_test
544 temporary file for each incremental test.
545 * testsuite/Makefile.in: Rebuild.
546
69d53f7a
ILT		 5472011-05-29 Ian Lance Taylor <iant@google.com>
548
549 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
550 binary input file is empty.
551
41d0ab5f
ILT		 5522011-05-27 Ian Lance Taylor <iant@google.com>
553
554 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
555 (ver_test_9.so): Likewise.
556 * testsuite/Makefile.in: Rebuild.
557
89d8a36b
CC		 5582011-05-26 Cary Coutant <ccoutant@google.com>
559
560 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
561 * incremental.cc (Incremental_inputs::report_input_section): Fix
562 comment, indentation.
563 (Incremental_inputs::report_comdat_group): New function.
564 (Output_section_incremental_inputs::set_final_data_size): Adjust size
565 of data for incremental input file entry.
566 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
567 group count, COMDAT group signatures.
568 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
569 an unchanged input file.
570 * incremental.h (Incremental_object_entry::Incremental_object_entry):
571 Initialize new data member.
572 (Incremental_object_entry::add_comdat_group): New function.
573 (Incremental_object_entry::get_comdat_group_count): New function.
574 (Incremental_object_entry::get_comdat_signature_key): New function.
575 (Incremental_object_entry::groups_): New data member.
576 (Incremental_inputs::report_comdat_group): New function.
577 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
578 data for incremental input file entry.
579 (Incremental_input_entry_reader::get_comdat_group_count): New function.
580 (Incremental_input_entry_reader::get_input_section): Adjust size of
581 data for incremental input file entry.
582 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
583 (Incremental_input_entry_reader::get_comdat_group_signature): New
584 function.
585 * object.cc (Sized_relobj::include_section_group): Report kept
586 COMDAT groups for incremental links.
587
1706a06f
ILT		 5882011-05-24 David Meyer <pdox@google.com>
589
590 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
591 with name parameter. Add found_name parameter.
592 * fileread.cc (Input_file::find_file): Adjust code accordingly.
593 * dirsearch.h (class Dirsearch): Update declaration.
594
a10ae760
ILT		 5952011-05-24 Ian Lance Taylor <iant@google.com>
596
597 * archive.cc (Library_base::should_include_member): Pull in object
598 from archive if it defines the entry symbol.
599 * parameters.cc (Parameters::entry): New function.
600 * parameters.h (class Parameters): Declare entry.
601 * output.h (class Output_file_header): Remove entry_ field.
602 * output.cc (Output_file_header::Output_file_header): Remove entry
603 parameter. Change all callers.
604 (Output_file_header::entry): Use parameters->entry.
605 * gold.cc (queue_middle_tasks): Likewise.
606 * plugin.cc (Plugin_hook::run): Likewise.
607
aa92d6ed
CC		 6082011-05-24 Cary Coutant <ccoutant@google.com>
609
610 * gold.cc (queue_initial_tasks): Pass incremental base filename
611 to Output_file::open_base_file; don't print error message.
612 * incremental-dump.cc (main): Adjust call to
613 Output_file::open_for_modification.
614 * incremental-dump.cc (main): Likewise.
615 * incremental.cc (Incremental_inputs::report_command_line):
616 Ignore --incremental-base option when comparing command lines.
617 Ignore parameter when given as separate argument.
618 * options.h (class General_options): Add --incremental-base.
619 * output.cc (Output_file::Output_file):
620 (Output_file::open_base_file): Add base_name and writable parameters;
621 read base file into new file; print error message here.
622 (Output_file::map_no_anonymous): Add writable parameter; adjust all
623 callers.
624 * output.h (Output_file::open_for_modification): Rename to...
625 (Output_file::open_base_file): ...this; add base_name and
626 writable parameters; adjust all callers.
627 (Output_file::map_no_anonymous): Add writable parameter; adjust all
628 callers.
629 * testsuite/Makefile.am (incremental_test_4): Test
630 --incremental-base.
631 * testsuite/Makefile.in: Regenerate.
632
2eedd706
CC		 6332011-05-24 Cary Coutant <ccoutant@google.com>
634
635 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
636 incremental_test_4.
637 * testsuite/Makefile.in: Regenerate.
638 * testsuite/two_file_test_1_v1.cc: New test source file.
639 * testsuite/two_file_test_1b_v1.cc: New test source file.
640 * testsuite/two_file_test_2_v1.cc: New test source file.
641
0f1c85a6
CC		 6422011-05-24 Cary Coutant <ccoutant@google.com>
643
644 * dynobj.h (Dynobj::do_dynobj): New function.
645 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
646 flag and soname for shared objects.
647 * incremental.cc (Incremental_inputs::report_object): Make
648 either Incremental_object_entry or Incremental_dynobj_entry; add
649 soname to string table.
650 (Incremental_inputs::report_input_section): Add assertion.
651 (Output_section_incremental_inputs::set_final_data_size): Adjust
652 type of input file entry for shared libraries; adjust size of
653 shared library info entry.
654 (Output_section_incremental_inputs::write_input_files): Write
655 as_needed flag for shared libraries.
656 (Output_section_incremental_inputs::write_info_blocks): Adjust type
657 of input file entry for shared libraries; write soname.
658 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
659 soname from incremental info.
660 * incremental.h (enum Incremental_input_flags): Add
661 INCREMENTAL_INPUT_AS_NEEDED.
662 (Incremental_input_entry::Incremental_input_entry): Initialize new
663 data member.
664 (Incremental_input_entry::set_as_needed): New function.
665 (Incremental_input_entry::as_needed): New function.
666 (Incremental_input_entry::do_dynobj_entry): New function.
667 (Incremental_input_entry::as_needed_): New data member.
668 (Incremental_object_entry::Incremental_object_entry): Don't check
669 for shared library.
670 (Incremental_object_entry::do_type): Likewise.
671 (class Incremental_dynobj_entry): New class.
672 (Incremental_input_entry_reader::as_needed): New function.
673 (Incremental_input_entry_reader::get_soname): New function.
674 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
675 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
676 size of shared library info entry.
677 * layout.cc (Layout::finish_dynamic_section): Don't test for
678 incremental link when adding DT_NEEDED entries.
679 * object.h (Object::Object): Initialize new data member.
680 (Object::dynobj): New function.
681 (Object::set_as_needed): New function.
682 (Object::as_needed): New function.
683 (Object::do_dynobj): New function.
684 (Object::as_needed_): New data member.
685
6fa2a40b
CC		 6862011-05-24 Cary Coutant <ccoutant@google.com>
687
688 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
689 info; adjust display of GOT entries.
690 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
691 vector of input objects; remove file_status_.
692 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
693 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
694 got_plt reader; call target hooks to reserve GOT entries.
695 (Output_section_incremental_inputs::set_final_data_size): Adjust size
696 of input file info header and GOT info entry.
697 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
698 relocation info.
699 (Got_plt_view_info::got_descriptor): Remove.
700 (Got_plt_view_info::sym_index): New data member.
701 (Got_plt_view_info::input_index): New data member.
702 (Local_got_offset_visitor::visit): Write input file index.
703 (Global_got_offset_visitor::visit): Write 0 for input file index.
704 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
705 with sym_index and input_index.
706 (Output_section_incremental_inputs::write_got_plt): Adjust size of
707 incremental info GOT entry; replace got_descriptor with input_index.
708 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
709 map from input file index to object.
710 (Sized_relobj_incr::do_layout): Replace direct data member reference
711 with accessor function.
712 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
713 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
714 Adjust size of input file info header.
715 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
716 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
717 (Incremental_input_entry_reader::get_input_section): Adjust size of
718 input file info header.
719 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
720 of incremental info GOT entry.
721 (Incremental_got_plt_reader::get_got_desc): Remove.
722 (Incremental_got_plt_reader::get_got_symndx): New function.
723 (Incremental_got_plt_reader::get_got_input_index): New function.
724 (Sized_incremental_binary::Sized_incremental_binary): Remove
725 file_status_; add input_objects_.
726 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
727 (Sized_incremental_binary::set_file_is_unchanged): Remove.
728 (Sized_incremental_binary::file_is_unchanged): Remove.
729 (Sized_incremental_binary::set_input_object): New function.
730 (Sized_incremental_binary::input_object): New function.
731 (Sized_incremental_binary::file_status_): Remove.
732 (Sized_incremental_binary::input_objects_): New data member.
733 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
734 references.
735 (Sized_relobj_incr::invalid_address): Move to base class.
736 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
737 class.
738 (Sized_relobj_incr::do_output_section_offset): Likewise.
739 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
740 (Sized_relobj_incr::section_offsets_): Likewise.
741 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
742 function.
743 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
744 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
745 with accessor function.
746 (Sized_relobj_file::do_layout): Likewise.
747 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
748 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
749 (Sized_relobj_file::compute_final_local_value): Replace refs to
750 section_offsets_ with accessor function.
751 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
752 * object.h (Relobj::Relobj): Initialize new data members.
753 (Relobj::add_dyn_reloc): New function.
754 (Relobj::first_dyn_reloc): New function.
755 (Relobj::dyn_reloc_count): New function.
756 (Relobj::first_dyn_reloc_): New data member.
757 (Relobj::dyn_reloc_count_): New data member.
758 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
759 references.
760 (Sized_relobj::Address): New typedef.
761 (Sized_relobj::invalid_address): Move here from child class.
762 (Sized_relobj::Sized_relobj): Initialize new data members.
763 (Sized_relobj::sized_relobj): New function.
764 (Sized_relobj::is_output_section_offset_invalid): Move here from
765 child class.
766 (Sized_relobj::get_output_section_offset): Likewise.
767 (Sized_relobj::local_has_got_offset): Likewise.
768 (Sized_relobj::local_got_offset): Likewise.
769 (Sized_relobj::set_local_got_offset): Likewise.
770 (Sized_relobj::do_for_all_local_got_entries): Likewise.
771 (Sized_relobj::clear_got_offsets): New function.
772 (Sized_relobj::section_offsets): Move here from child class.
773 (Sized_relobj::do_output_section_offset): Likewise.
774 (Sized_relobj::do_set_section_offset): Likewise.
775 (Sized_relobj::Local_got_offsets): Likewise.
776 (Sized_relobj::local_got_offsets_): Likewise.
777 (Sized_relobj::section_offsets_): Likewise.
778 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
779 references.
780 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
781 class.
782 (Sized_relobj_file::sized_relobj): New function
783 (Sized_relobj_file::local_has_got_offset): Move to base class.
784 (Sized_relobj_file::local_got_offset): Likewise.
785 (Sized_relobj_file::set_local_got_offset): Likewise.
786 (Sized_relobj_file::get_output_section_offset): Likewise.
787 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
788 (Sized_relobj_file::do_output_section_offset): Likewise.
789 (Sized_relobj_file::do_set_section_offset): Likewise.
790 (Sized_relobj_file::Local_got_offsets): Likewise.
791 (Sized_relobj_file::local_got_offsets_): Likewise.
792 (Sized_relobj_file::section_offsets_): Likewise.
793 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
794 (all constructors).
795 (set_needs_dynsym_index): Convert relobj to derived class pointer.
796 (Output_reloc::get_symbol_index): Likewise.
797 (Output_reloc::local_section_offset): Likewise.
798 (Output_reloc::get_address): Likewise.
799 (Output_reloc::symbol_value): Likewise.
800 (Output_data_got::reserve_slot): Move to class definition.
801 (Output_data_got::reserve_local): New function.
802 (Output_data_got::reserve_slot_for_global): Remove.
803 (Output_data_got::reserve_global): New function.
804 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
805 (all constructors, two instantiations).
806 (Output_reloc::get_relobj): New function (two instantiations).
807 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
808 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
809 (Output_data_reloc::add_global): Adjust type of relobj.
810 (Output_data_reloc::add_global_relative): Likewise.
811 (Output_data_reloc::add_symbolless_global_addend): Likewise.
812 (Output_data_reloc::add_local): Likewise.
813 (Output_data_reloc::add_local_relative): Likewise.
814 (Output_data_reloc::add_symbolless_local_addend): Likewise.
815 (Output_data_reloc::add_local_section): Likewise.
816 (Output_data_reloc::add_output_section): Likewise.
817 (Output_data_reloc::add_absolute): Likewise.
818 (Output_data_reloc::add_target_specific): Likewise.
819 (Output_data_got::reserve_slot): Move definition here.
820 (Output_data_got::reserve_local): New function.
821 (Output_data_got::reserve_global): New function.
822 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
823 section_offsets_ with accessor function.
824 (Sized_relobj_file::write_sections): Likewise.
825 (Sized_relobj_file::do_relocate_sections): Likewise.
826 * target.h (Sized_target::reserve_local_got_entry): New function.
827 (Sized_target::reserve_global_got_entry): New function.
828 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
829 (Target_x86_64::reserve_global_got_entry): New function.
830 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
831
4829d394
CC		 8322011-05-23 Cary Coutant <ccoutant@google.com>
833
834 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
835 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
836 bit when checking got_type.
837 * incremental.cc (Sized_incremental_binary::setup_readers):
838 Store symbol table and string table locations; initialize bit vector
839 of file status flags.
840 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
841 unchanged files.
842 (Sized_incremental_binary::do_process_got_plt): New function.
843 (Sized_incremental_binary::get_symtab_view): Use stored locations.
844 (Output_section_incremental_inputs::set_final_data_size): Record
845 file index for each input file.
846 (Output_section_incremental_inputs::write_got_plt): Store file index
847 instead of input entry offset for each GOT entry.
848 * incremental.h
849 (Incremental_input_entry::Incremental_input_entry): Initialize new
850 data member.
851 (Incremental_input_entry::set_offset): Store file index.
852 (Incremental_input_entry::get_file_index): New function.
853 (Incremental_input_entry::file_index_): New data member.
854 (Incremental_binary::process_got_plt): New function.
855 (Incremental_binary::do_process_got_plt): New function.
856 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
857 data members.
858 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
859 (Sized_incremental_binary::set_file_is_unchanged): New function.
860 (Sized_incremental_binary::file_is_unchanged): New function.
861 (Sized_incremental_binary::do_process_got_plt): New function.
862 (Sized_incremental_binary::file_status_): New data member.
863 (Sized_incremental_binary::main_symtab_loc_): New data member.
864 (Sized_incremental_binary::main_strtab_loc_): New data member.
865 * output.cc (Output_data_got::Got_entry::write): Add case
866 RESERVED_CODE.
867 (Output_data_got::add_global): Call add_got_entry.
868 (Output_data_got::add_global_plt): Likewise.
869 (Output_data_got::add_global_with_rel): Likewise.
870 (Output_data_got::add_global_with_rela): Likewise.
871 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
872 (Output_data_got::add_global_pair_with_rela): Likewise.
873 (Output_data_got::add_local): Call add_got_entry.
874 (Output_data_got::add_local_plt): Likewise.
875 (Output_data_got::add_local_with_rel): Likewise.
876 (Output_data_got::add_local_with_rela): Likewise.
877 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
878 (Output_data_got::add_local_pair_with_rela): Likewise.
879 (Output_data_got::reserve_slot): New function.
880 (Output_data_got::reserve_slot_for_global): New function.
881 (Output_data_got::add_got_entry): New function.
882 (Output_data_got::add_got_entry_pair): New function.
883 (Output_section::add_output_section_data): Edit FIXME.
884 * output.h
885 (Output_section_data_build::Output_section_data_build): New
886 constructor with size parameter.
887 (Output_data_space::Output_data_space): Likewise.
888 (Output_data_got::Output_data_got): Initialize new data member; new
889 constructor with size parameter.
890 (Output_data_got::add_constant): Call add_got_entry.
891 (Output_data_got::reserve_slot): New function.
892 (Output_data_got::reserve_slot_for_global): New function.
893 (class Output_data_got::Got_entry): Add RESERVED_CODE.
894 (Output_data_got::add_got_entry): New function.
895 (Output_data_got::add_got_entry_pair): New function.
896 (Output_data_got::free_list_): New data member.
897 * target.h (Sized_target::init_got_plt_for_update): New function.
898 (Sized_target::register_global_plt_entry): New function.
899 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
900 Initialize new data member; call init; add constructor with PLT count.
901 (Output_data_plt_x86_64::init): New function.
902 (Output_data_plt_x86_64::add_relocation): New function.
903 (Output_data_plt_x86_64::reserve_slot): New function.
904 (Output_data_plt_x86_64::free_list_): New data member.
905 (Target_x86_64::init_got_plt_for_update): New function.
906 (Target_x86_64::register_global_plt_entry): New function.
907 (Output_data_plt_x86_64::add_entry): Allocate from free list for
908 incremental updates.
909 (Output_data_plt_x86_64::add_relocation): New function.
910 * testsuite/object_unittest.cc (Object_test): Set default options.
911
ec69d6da
ILT		 9122011-05-16 Ian Lance Taylor <iant@google.com>
913
914 * options.h (class General_options): Make -i a synonym for -r.
915
732e31de
ILT		 9162011-05-16 Ian Lance Taylor <iant@google.com>
917
918 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
919
403676b5
CC		 9202011-05-10 Cary Coutant <ccoutant@google.com>
921
922 * object.cc (Sized_relobj::do_count_local_symbols): Check for
923 strip_all (-s).
924
5b7b7d6e
ILT		 9252011-05-06 Ian Lance Taylor <iant@google.com>
926
927 * layout.cc (Layout::layout): If the output section flags change,
928 update the ordering.
929
f0f9babf
CC		 9302011-04-25 Cary Coutant <ccoutant@google.com>
931
932 * incremental-dump.cc (dump_incremental_inputs): Print local
933 symbol info for each input file.
934 * incremental.cc
935 (Output_section_incremental_inputs::set_final_data_size): Add local
936 symbol info to input file entries in incremental info.
937 (Output_section_incremental_inputs::write_info_blocks): Likewise.
938 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
939 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
940 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
941 implementation.
942 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
943 (Sized_incr_relobj::do_relocate): Write the local symbols.
944 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
945 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
946 Adjust size of input file header.
947 (Incremental_inputs_reader::get_local_symbol_offset): New function.
948 (Incremental_inputs_reader::get_local_symbol_count): New function.
949 (Incremental_inputs_reader::get_input_section): Adjust size of input
950 file header.
951 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
952 (Sized_incr_relobj::This): New typedef.
953 (Sized_incr_relobj::sym_size): New const data member.
954 (Sized_incr_relobj::Local_symbol): New struct.
955 (Sized_incr_relobj::do_output_local_symbol_count): New function.
956 (Sized_incr_relobj::do_local_symbol_offset): New function.
957 (Sized_incr_relobj::local_symbol_count_): New data member.
958 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
959 (Sized_incr_relobj::local_symbol_index_): New data member.
960 (Sized_incr_relobj::local_symbol_offset_): New data member.
961 (Sized_incr_relobj::local_dynsym_offset_): New data member.
962 (Sized_incr_relobj::local_symbols_): New data member.
963 * object.h (Relobj::output_local_symbol_count): New function.
964 (Relobj::local_symbol_offset): New function.
965 (Relobj::do_output_local_symbol_count): New function.
966 (Relobj::do_local_symbol_offset): New function.
967 (Sized_relobj::do_output_local_symbol_count): New function.
968 (Sized_relobj::do_local_symbol_offset): New function.
969
d0a9ace3
ILT		 9702011-04-22 Vladimir Simonov <sv@sw.ru>
971
972 * descriptors.cc (set_close_on_exec): New function.
973 (Descriptors::open): Use set_close_on_exec.
974 * output.cc (S_ISLNK): Define if not defined.
975
94a3fc8b
CC		 9762011-04-22 Cary Coutant <ccoutant@google.com>
977
978 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
979 global symbol map.
980 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
981 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
982 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
983 relocations.
984 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
985 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
986 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
987 * incremental.h
988 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
989 function.
990 (Incremental_binary::apply_incremental_relocs): New function.
991 (Incremental_binary::do_apply_incremental_relocs): New function.
992 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
993 data member.
994 (Sized_incremental_binary::add_global_symbol): New function.
995 (Sized_incremental_binary::global_symbol): New function.
996 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
997 (Sized_incremental_binary::symbol_map_): New data member.
998 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
999 * target.h (Sized_target::apply_relocation): New function.
1000 * target-reloc.h (apply_relocation): New function.
1001 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1002
c87e4302
DK		 10032011-04-22 Doug Kwan <dougkwan@google.com>
1004
1005 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1006 flag of a SHT_ARM_EXIDX section.
1007 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1008 * testsuite/Makefile.in: Regenerate.
1009 * testsuite/arm_exidx_test.s: New file.
1010 * testsuite/arm_exidx_test.sh: Same.
1011
e7782cf6
CC		 10122011-04-20 Cary Coutant <ccoutant@google.com>
1013
1014 PR gold/12689
1015 * archive.h (Incremental_archive_entry::Archive_member):
1016 Initialize arg_serial_ (second constructor).
1017
308ecdc7
ILT		 10182011-04-17 Ian Lance Taylor <iant@google.com>
1019
1020 * object.cc (Relocate_info::location): Simplify location string.
1021 * errors.cc (Errors::error_at_location): Don't print program
1022 name.
1023 (Errors::warning_at_location): Likewise.
1024 (Errors::undefined_symbol): Likewise.
1025 * testsuite/debug_msg.sh: Update accordingly.
1026
bec5b579
CC		 10272011-04-14 Cary Coutant <ccoutant@google.com>
1028
1029 * gold/layout.cc (Layout::symtab_section_offset): New function.
1030 * gold/layout.h (Layout::symtab_section_offset): New function.
1031 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1032
88597d34
ILT		 10332011-04-12 Ian Lance Taylor <iant@google.com>
1034
1035 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1036 with MREMAP_MAYMOVE.
1037 * output.h (class Output_file): Add map_is_allocated_ field.
1038 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1039 not available, provide stubs. If mremap is not available, #define
1040 it to gold_mremap.
1041 (MREMAP_MAYMOVE): Define if not defined.
1042 (Output_file::Output_file): Initialize map_is_allocated_.
1043 (Output_file::resize): Check map_is_allocated_.
1044 (Output_file::map_anonymous): If mmap fails, use malloc.
1045 (Output_file::unmap): Don't do anything for an anonymous map.
1046 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1047 is not available, provide stubs.
1048 (File_read::View::~View): Use free rather than delete[].
1049 (File_read::make_view): Use malloc rather than new[]. If mmap
1050 fails, use malloc.
1051 (File_read::find_or_make_view): Use malloc rather than new[].
1052 * gold.h: Remove HAVE_REMAP code.
1053 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1054 exists. Rename mremap to gold_mremap. If mmap is not available
1055 don't do anything.
1056 * configure, config.in: Rebuild.
1057
11e361bc
ILT		 10582011-04-11 Ian Lance Taylor <iant@google.com>
1059
1060 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1061 initialize local variable v.
1062
cdc29364
CC		 10632011-04-11 Cary Coutant <ccoutant@google.com>
1064
1065 * archive.cc (Archive::include_member): Adjust call to
1066 report_object.
1067 (Add_archive_symbols::run): Track argument serial numbers.
1068 (Lib_group::include_member): Likewise.
1069 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1070 * archive.h (Incremental_archive_entry::Archive_member):
1071 Initialize arg_serial_.
1072 (Archive_member::arg_serial_): New data member.
1073 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1074 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1075 incremental link.
1076 (Sized_dynobj::do_for_all_local_got_entries): New function.
1077 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1078 function.
1079 * fileread.cc (get_mtime): New function.
1080 * fileread.h (get_mtime): New function.
1081 * gold.cc (queue_initial_tasks): Check for incremental update.
1082 (process_incremental_input): New function.
1083 (queue_middle_tasks): Don't force valid target for incremental
1084 update.
1085 * incremental-dump.cc (find_input_containing_global): Adjust
1086 size of symbol info entry.
1087 (dump_incremental_inputs): Dump argument serial number and
1088 in_system_directory flag; bias shndx by 1; print symbol names
1089 when dumping per-file symbol lists; use new symbol info readers.
1090 * incremental.cc
1091 (Output_section_incremental_inputs:update_data_size): New function.
1092 (Sized_incremental_binary::setup_readers): Setup input readers
1093 for each input file; build maps for files added from libraries
1094 and scripts.
1095 (Sized_incremental_binary::check_input_args): New function.
1096 (Sized_incremental_binary::do_check_inputs): Build map of argument
1097 serial numbers to input arguments.
1098 (Sized_incremental_binary::do_file_has_changed): Rename
1099 do_file_is_unchanged to this; compare file modification times.
1100 (Sized_incremental_binary::do_init_layout): New function.
1101 (Sized_incremental_binary::do_reserve_layout): New function.
1102 (Sized_incremental_binary::do_get_input_reader): Remove.
1103 (Sized_incremental_binary::get_symtab_view): New function.
1104 (Incremental_checker::can_incrementally_link_output_file): Remove.
1105 (Incremental_inputs::report_command_line): Exclude --debug options.
1106 (Incremental_inputs::report_archive_begin): Add parameter; track
1107 argument serial numbers; don't put input file entry for archive
1108 before archive members.
1109 (Incremental_inputs::report_archive_end): Put input file entry
1110 for archive after archive members.
1111 (Incremental_inputs::report_object): Add parameter; track argument
1112 serial numbers and in_system_directory flag.
1113 (Incremental_inputs::report_script): Add parameter; track argument
1114 serial numbers.
1115 (Output_section_incremental_inputs::set_final_data_size): Adjust
1116 size of symbol info entry; check for forwarding symbols.
1117 (Output_section_incremental_inputs::write_input_files): Write
1118 in_system_directory flag and argument serial number.
1119 (Output_section_incremental_inputs::write_info_blocks): Map section
1120 indices between incremental info and original input file; store
1121 input section index for each symbol.
1122 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1123 change operator() to visit().
1124 (class Global_got_offset_visitor): Likewise.
1125 (class Global_symbol_visitor_got_plt):
1126 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1127 classes.
1128 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1129 (Sized_incr_relobj::do_read_symbols): New function.
1130 (Sized_incr_relobj::do_layout): New function.
1131 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1132 (Sized_incr_relobj::do_add_symbols): New function.
1133 (Sized_incr_relobj::do_should_include_member): New function.
1134 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1135 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1136 (Sized_incr_relobj::do_section_size): New function.
1137 (Sized_incr_relobj::do_section_name): New function.
1138 (Sized_incr_relobj::do_section_contents): New function.
1139 (Sized_incr_relobj::do_section_flags): New function.
1140 (Sized_incr_relobj::do_section_entsize): New function.
1141 (Sized_incr_relobj::do_section_address): New function.
1142 (Sized_incr_relobj::do_section_type): New function.
1143 (Sized_incr_relobj::do_section_link): New function.
1144 (Sized_incr_relobj::do_section_info): New function.
1145 (Sized_incr_relobj::do_section_addralign): New function.
1146 (Sized_incr_relobj::do_initialize_xindex): New function.
1147 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1148 (Sized_incr_relobj::do_read_relocs): New function.
1149 (Sized_incr_relobj::do_gc_process_relocs): New function.
1150 (Sized_incr_relobj::do_scan_relocs): New function.
1151 (Sized_incr_relobj::do_count_local_symbols): New function.
1152 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1153 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1154 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1155 (Sized_incr_relobj::do_relocate): New function.
1156 (Sized_incr_relobj::do_set_section_offset): New function.
1157 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1158 (Sized_incr_dynobj::do_read_symbols): New function.
1159 (Sized_incr_dynobj::do_layout): New function.
1160 (Sized_incr_dynobj::do_add_symbols): New function.
1161 (Sized_incr_dynobj::do_should_include_member): New function.
1162 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1163 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1164 (Sized_incr_dynobj::do_section_size): New function.
1165 (Sized_incr_dynobj::do_section_name): New function.
1166 (Sized_incr_dynobj::do_section_contents): New function.
1167 (Sized_incr_dynobj::do_section_flags): New function.
1168 (Sized_incr_dynobj::do_section_entsize): New function.
1169 (Sized_incr_dynobj::do_section_address): New function.
1170 (Sized_incr_dynobj::do_section_type): New function.
1171 (Sized_incr_dynobj::do_section_link): New function.
1172 (Sized_incr_dynobj::do_section_info): New function.
1173 (Sized_incr_dynobj::do_section_addralign): New function.
1174 (Sized_incr_dynobj::do_initialize_xindex): New function.
1175 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1176 (make_sized_incremental_object): New function.
1177 (Incremental_library::copy_unused_symbols): New function.
1178 (Incremental_library::do_for_all_unused_symbols): New function.
1179 * incremental.h (enum Incremental_input_flags): New type.
1180 (class Incremental_checker): Remove.
1181 (Incremental_input_entry::Incremental_input_entry): Add argument
1182 serial number.
1183 (Incremental_input_entry::arg_serial): New function.
1184 (Incremental_input_entry::set_is_in_system_directory): New function.
1185 (Incremental_input_entry::is_in_system_directory): New function.
1186 (Incremental_input_entry::arg_serial_): New data member.
1187 (Incremental_input_entry::is_in_system_directory_): New data member.
1188 (class Script_info): Move here from script.h.
1189 (Script_info::Script_info): Add filename parameter.
1190 (Script_info::filename): New function.
1191 (Script_info::filename_): New data member.
1192 (Incremental_script_entry::Incremental_script_entry): Add argument
1193 serial number.
1194 (Incremental_object_entry::Incremental_object_entry): Likewise.
1195 (Incremental_object_entry::add_input_section): Build list of input
1196 sections with map to original shndx.
1197 (Incremental_object_entry::get_input_section_index): New function.
1198 (Incremental_object_entry::shndx_): New data member.
1199 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1200 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1201 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1202 serial number.
1203 (Incremental_inputs::report_archive_begin): Likewise.
1204 (Incremental_inputs::report_object): Likewise.
1205 (Incremental_inputs::report_script): Likewise.
1206 (class Incremental_global_symbol_reader): New class.
1207 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1208 and store flags and input file type.
1209 (Incremental_input_entry_reader::arg_serial): New function.
1210 (Incremental_input_entry_reader::type): Extract type from flags.
1211 (Incremental_input_entry_reader::is_in_system_directory): New function.
1212 (Incremental_input_entry_reader::get_input_section_count): Call
1213 accessor function for type.
1214 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1215 function for type; adjust size of global symbol entry.
1216 (Incremental_input_entry_reader::get_global_symbol_count): Call
1217 accessor function for type.
1218 (Incremental_input_entry_reader::get_object_count): Likewise.
1219 (Incremental_input_entry_reader::get_object_offset): Likewise.
1220 (Incremental_input_entry_reader::get_member_count): Likewise.
1221 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1222 (Incremental_input_entry_reader::get_member_offset): Likewise.
1223 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1224 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1225 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1226 (Incremental_input_entry_reader::get_global_symbol_reader): New
1227 function.
1228 (Incremental_input_entry_reader::get_output_symbol_index): New
1229 function.
1230 (Incremental_input_entry_reader::type_): Remove.
1231 (Incremental_input_entry_reader::flags_): New data member.
1232 (Incremental_inputs_reader::input_file_offset): New function.
1233 (Incremental_inputs_reader::input_file_index): New function.
1234 (Incremental_inputs_reader::input_file): Call input_file_offset.
1235 (Incremental_inputs_reader::input_file_at_offset): New function.
1236 (Incremental_relocs_reader::get_r_type): Reformat.
1237 (Incremental_relocs_reader::get_r_shndx): Reformat.
1238 (Incremental_relocs_reader::get_r_offset): Reformat.
1239 (Incremental_relocs_reader::data): New function.
1240 (Incremental_binary::Incremental_binary): Initialize new data members.
1241 (Incremental_binary::check_inputs): Add cmdline parameter.
1242 (Incremental_binary::file_is_unchanged): Remove.
1243 (Input_reader::arg_serial): New function.
1244 (Input_reader::get_unused_symbol_count): New function.
1245 (Input_reader::get_unused_symbol): New function.
1246 (Input_reader::do_arg_serial): New function.
1247 (Input_reader::do_get_unused_symbol_count): New function.
1248 (Input_reader::do_get_unused_symbol): New function.
1249 (Incremental_binary::input_file_count): New function.
1250 (Incremental_binary::get_input_reader): Change signature to use
1251 index instead of filename.
1252 (Incremental_binary::file_has_changed): New function.
1253 (Incremental_binary::get_input_argument): New function.
1254 (Incremental_binary::get_library): New function.
1255 (Incremental_binary::get_script_info): New function.
1256 (Incremental_binary::init_layout): New function.
1257 (Incremental_binary::reserve_layout): New function.
1258 (Incremental_binary::output_file): New function.
1259 (Incremental_binary::do_check_inputs): New function.
1260 (Incremental_binary::do_file_is_unchanged): Remove.
1261 (Incremental_binary::do_file_has_changed): New function.
1262 (Incremental_binary::do_init_layout): New function.
1263 (Incremental_binary::do_reserve_layout): New function.
1264 (Incremental_binary::do_input_file_count): New function.
1265 (Incremental_binary::do_get_input_reader): Change signature.
1266 (Incremental_binary::input_args_map_): New data member.
1267 (Incremental_binary::library_map_): New data member.
1268 (Incremental_binary::script_map_): New data member.
1269 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1270 new data members.
1271 (Sized_incremental_binary::output_section): New function.
1272 (Sized_incremental_binary::inputs_reader): Add const.
1273 (Sized_incremental_binary::symtab_reader): Add const.
1274 (Sized_incremental_binary::relocs_reader): Add const.
1275 (Sized_incremental_binary::got_plt_reader): Add const.
1276 (Sized_incremental_binary::get_symtab_view): New function.
1277 (Sized_incremental_binary::Inputs_reader): New typedef.
1278 (Sized_incremental_binary::Input_entry_reader): New typedef.
1279 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1280 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1281 (Sized_incremental_binary::do_file_has_changed): New function.
1282 (Sized_incremental_binary::do_init_layout): New function.
1283 (Sized_incremental_binary::do_reserve_layout): New function.
1284 (Sized_input_reader::Inputs_reader): Remove.
1285 (Sized_input_reader::Input_entry_reader): Remove.
1286 (Sized_input_reader::do_arg_serial): New function.
1287 (Sized_input_reader::do_get_unused_symbol_count): New function.
1288 (Sized_input_reader::do_get_unused_symbol): New function.
1289 (Sized_incremental_binary::do_input_file_count): New function.
1290 (Sized_incremental_binary::do_get_input_reader): Change signature;
1291 use index instead of filename.
1292 (Sized_incremental_binary::section_map_): New data member.
1293 (Sized_incremental_binary::input_entry_readers_): New data member.
1294 (class Sized_incr_relobj): New class.
1295 (class Sized_incr_dynobj): New class.
1296 (make_sized_incremental_object): New function.
1297 (class Incremental_library): New class.
1298 * layout.cc (Free_list::num_lists): New static data member.
1299 (Free_list::num_nodes): New static data member.
1300 (Free_list::num_removes): New static data member.
1301 (Free_list::num_remove_visits): New static data member.
1302 (Free_list::num_allocates): New static data member.
1303 (Free_list::num_allocate_visits): New static data member.
1304 (Free_list::init): New function.
1305 (Free_list::remove): New function.
1306 (Free_list::allocate): New function.
1307 (Free_list::dump): New function.
1308 (Free_list::print_stats): New function.
1309 (Layout_task_runner::run): Resize output file for incremental updates.
1310 (Layout::Layout): Initialize new data members.
1311 (Layout::set_incremental_base): New function.
1312 (Layout::init_fixed_output_section): New function.
1313 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1314 incremental updates.
1315 (Layout::create_gold_note): Do not create gold note section for
1316 incremental updates.
1317 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1318 for incremental updates.
1319 (Layout::set_section_offsets): For incremental updates, allocate space
1320 from free list.
1321 (Layout::create_symtab_sections): Layout with offsets relative to
1322 start of section; for incremental updates, allocate space from free
1323 list.
1324 (Layout::create_shdrs): For incremental updates, allocate space from
1325 free list.
1326 (Layout::finish_dynamic_section): For incremental updates, do not
1327 check --as-needed (fixed in subsequent patch).
1328 * layout.h (class Free_list): New class.
1329 (Layout::set_incremental_base): New function.
1330 (Layout::incremental_base): New function.
1331 (Layout::init_fixed_output_section): New function.
1332 (Layout::allocate): New function.
1333 (Layout::incremental_base_): New data member.
1334 (Layout::free_list_): New data member.
1335 * main.cc (main): Print Free_list statistics.
1336 * object.cc (Relobj::finalize_incremental_relocs): Add
1337 clear_counts parameter; clear counts only when clear_counts is set.
1338 (Sized_relobj::Sized_relobj): Initialize new base class.
1339 (Sized_relobj::do_layout): Don't report special sections.
1340 (Sized_relobj::do_for_all_local_got_entries): New function.
1341 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1342 symtab_off to all symbol table offsets.
1343 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1344 * object.h (class Got_offset_list): Move to top of file.
1345 (Object::Object): Allow case where input_file == NULL.
1346 (Object::~Object): Likewise.
1347 (Object::input_file): Assert that input_file != NULL.
1348 (Object::lock): Allow case where input_file == NULL.
1349 (Object::unlock): Likewise.
1350 (Object::is_locked): Likewise.
1351 (Object::token): Likewise.
1352 (Object::release): Likewise.
1353 (Object::is_incremental): New function.
1354 (Object::get_mtime): New function.
1355 (Object::for_all_local_got_entries): New function.
1356 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1357 (Object::set_is_in_system_directory): New function.
1358 (Object::is_in_system_directory): New function.
1359 (Object::do_is_incremental): New function.
1360 (Object::do_get_mtime): New function.
1361 (Object::do_for_all_local_got_entries): New function.
1362 (Object::is_in_system_directory_): New data member.
1363 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1364 (class Sized_relobj_base): New class.
1365 (class Sized_relobj): Derive from Sized_relobj_base.
1366 (class Sized_relobj::Symbols): Redeclare from base class.
1367 (class Sized_relobj::local_got_offset_list): Remove.
1368 (class Sized_relobj::Output_sections): Redeclare from base class.
1369 (class Sized_relobj::do_for_all_local_got_entries): New function.
1370 (class Sized_relobj::write_local_symbols): Add offset parameter.
1371 (class Sized_relobj::local_symbol_offset_): Update comment.
1372 (class Sized_relobj::local_dynsym_offset_): Update comment.
1373 * options.cc (Input_arguments::add_file): Remove const.
1374 * options.h (Input_file_argument::Input_file_argument):
1375 Initialize arg_serial_ (all constructors).
1376 (Input_file_argument::set_arg_serial): New function.
1377 (Input_file_argument::arg_serial): New function.
1378 (Input_file_argument::arg_serial_): New data member.
1379 (Input_arguments::Input_arguments): Initialize file_count_.
1380 (Input_arguments::add_file): Remove const.
1381 (Input_arguments::number_of_input_files): New function.
1382 (Input_arguments::file_count_): New data member.
1383 (Command_line::number_of_input_files): Call
1384 Input_arguments::number_of_input_files.
1385 * output.cc (Output_segment_headers::Output_segment_headers):
1386 Set current size.
1387 (Output_section::Input_section::current_data_size): New function.
1388 (Output_section::Output_section): Initialize new data members.
1389 (Output_section::add_input_section): Don't do merge sections for
1390 an incremental link; allocate space from free list for an
1391 incremental update.
1392 (Output_section::add_output_section_data): Allocate space from
1393 free list for an incremental update.
1394 (Output_section::update_data_size): New function.
1395 (Output_section::set_fixed_layout): New function.
1396 (Output_section::reserve): New function.
1397 (Output_segment::set_section_addresses): Remove const.
1398 (Output_segment::set_section_list_addresses): Remove const; allocate
1399 space from free list for an incremental update.
1400 (Output_segment::set_offset): Adjust size of RELRO segment for an
1401 incremental update.
1402 * output.h (Output_data::current_data_size): Move here from
1403 child classes.
1404 (Output_data::pre_finalize_data_size): New function.
1405 (Output_data::update_data_size): New function.
1406 (Output_section_headers::update_data_size): new function.
1407 (Output_section_data_build::current_data_size): Move to Output_data.
1408 (Output_data_strtab::update_data_size): New function.
1409 (Output_section::current_data_size): Move to Output_data.
1410 (Output_section::set_fixed_layout): New function.
1411 (Output_section::has_fixed_layout): New function.
1412 (Output_section::reserve): New function.
1413 (Output_section::update_data_size): New function.
1414 (Output_section::has_fixed_layout_): New data member.
1415 (Output_section::free_list_): New data member.
1416 (Output_segment::set_section_addresses): Remove const.
1417 (Output_segment::set_section_list_addresses): Remove const.
1418 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1419 New function.
1420 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1421 New function.
1422 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1423 parameter when calling Add_symbols constructor; store argument
1424 serial number for members of a lib group.
1425 (Add_symbols::locks): Allow case where token == NULL.
1426 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1427 (Read_member::~Read_member): New function.
1428 (Read_member::is_runnable): New function.
1429 (Read_member::locks): New function.
1430 (Read_member::run): New function.
1431 (Check_script::~Check_script): New function.
1432 (Check_script::is_runnable): New function.
1433 (Check_script::locks): New function.
1434 (Check_script::run): New function.
1435 (Check_library::~Check_library): New function.
1436 (Check_library::is_runnable): New function.
1437 (Check_library::locks): New function.
1438 (Check_library::run): New function.
1439 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1440 (Add_symbols::library_): New data member.
1441 (class Read_member): New class.
1442 (class Check_script): New class.
1443 (class Check_library): New class.
1444 * reloc.cc (Read_relocs::is_runnable): Allow case where
1445 token == NULL.
1446 (Read_relocs::locks): Likewise.
1447 (Scan_relocs::locks): Likewise.
1448 (Relocate_task::locks): Likewise.
1449 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1450 to clear counters.
1451 (Sized_relobj::incremental_relocs_scan): Fix comment.
1452 (Sized_relobj::do_relocate): Pass output file offset to
1453 write_local_symbols.
1454 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1455 from class declaration.
1456 * script.cc (read_input_script): Allocate Script_info; pass
1457 argument serial number to report_script.
1458 * script.h (class Script_info): Move to incremental.h.
1459 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1460 * symtab.h (Symbol_table::add_from_incrobj): New function.
1461 (Symbol_table::set_file_offset): New function.
1462
b961d0d7
CC		 14632011-04-05 Cary Coutant <ccoutant@google.com>
1464
1465 * incremental-dump.cc (dump_incremental_inputs): Change signature
1466 to take a Sized_incremental_binary; change caller. Use readers
1467 in Sized_incremental_binary.
1468 * incremental.cc
1469 (Sized_incremental_binary::find_incremental_inputs_sections):
1470 Rename do_find_incremental_inputs_sections to this.
1471 (Sized_incremental_binary::setup_readers): New function.
1472 (Sized_incremental_binary::do_check_inputs): Check
1473 has_incremental_info_ flag; move setup code to setup_readers;
1474 use input readers.
1475 (Sized_incremental_binary::do_file_is_unchanged): New function.
1476 (Sized_incremental_binary::do_get_input_reader): New function.
1477 * incremental.h (class Incremental_binary): Move to end of file.
1478 (Incremental_binary::file_is_unchanged): New function.
1479 (Incremental_binary::do_file_is_unchanged): New function.
1480 (Incremental_binary::Input_reader): New class.
1481 (Incremental_binary::get_input_reader): New function.
1482 (class Sized_incremental_binary): Move to end of file.
1483 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1484 input section reader classes.
1485 (Sized_incremental_binary::has_incremental_info): New function.
1486 (Sized_incremental_binary::inputs_reader): New function.
1487 (Sized_incremental_binary::symtab_reader): New function.
1488 (Sized_incremental_binary::relocs_reader): New function.
1489 (Sized_incremental_binary::got_plt_reader): New function.
1490 (Sized_incremental_binary::do_file_is_unchanged): New function.
1491 (Sized_incremental_binary::Sized_input_reader): New class.
1492 (Sized_incremental_binary::get_input_reader): New function.
1493 (Sized_incremental_binary::find_incremental_inputs_sections):
1494 Rename do_find_incremental_inputs_sections to this.
1495 (Sized_incremental_binary::setup_readers): New function.
1496 (Sized_incremental_binary::has_incremental_info_): New data member.
1497 (Sized_incremental_binary::inputs_reader_): New data member.
1498 (Sized_incremental_binary::symtab_reader_): New data member.
1499 (Sized_incremental_binary::relocs_reader_): New data member.
1500 (Sized_incremental_binary::got_plt_reader_): New data member.
1501 (Sized_incremental_binary::current_input_file_): New data member.
1502
a869183f
PP		 15032011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1504
1505 PR gold/12640
1506 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1507 violation.
1508
15092011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1510
1511 * archive.cc (Archive::include_member): Adjust call to report_object.
1512 (Add_archive_symbols::run): Add script_info to call to
1513 report_archive_begin.
1514 (Lib_group::include_member): Adjust call to report_object.
1515 (Add_lib_group_symbols::run): Adjust call to report_object.
1516 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1517 blocks. Add object count for script input files.
1518 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1519 script_info parameter; change all callers.
1520 (Incremental_inputs::report_object): Add script_info parameter;
1521 change all callers.
1522 (Incremental_inputs::report_script): Store backpointer to
1523 incremental info entry.
1524 (Output_section_incremental_inputs::set_final_data_size): Record
1525 additional information for scripts.
1526 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1527 * incremental.h (Incremental_script_entry::add_object): New function.
1528 (Incremental_script_entry::get_object_count): New function.
1529 (Incremental_script_entry::get_object): New function.
1530 (Incremental_script_entry::objects_): New data member; adjust
1531 constructor.
1532 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1533 (Incremental_inputs::report_object): Add script_info parameter.
1534 (Incremental_inputs_reader::get_object_count): New function.
1535 (Incremental_inputs_reader::get_object_offset): New function.
1536 * options.cc (Input_arguments::add_file): Return reference to
1537 new input argument.
1538 * options.h (Input_argument::set_script_info): New function.
1539 (Input_argument::script_info): New function.
1540 (Input_argument::script_info_): New data member; adjust all
1541 constructors.
1542 (Input_file_group::add_file): Return reference to new input argument.
1543 (Input_file_lib::add_file): Likewise.
1544 (Input_arguments::add_file): Likewise.
1545 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1546 * script.cc (Parser_closure::Parser_closure): Add script_info
1547 parameter; adjust all callers.
1548 (Parser_closure::script_info): New function.
1549 (Parser_closure::script_info_): New data member.
1550 (read_input_script): Report scripts earlier to incremental info.
1551 (script_add_file): Set script_info in Input_argument.
1552 (script_add_library): Likewise.
1553 * script.h (Script_options::Script_info): Rewrite class.
1554
a869183f 15552011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1556
1557 * archive.cc (Library_base::should_include_member): Move
1558 method here from class Archive.
1559 (Archive::Archive): Initialize base class.
1560 (Archive::should_include_member): Move to base class.
1561 (Archive::do_for_all_unused_symbols): New function.
1562 (Add_archive_symbols::run): Remove redundant access to
1563 incremental_inputs.
1564 (Lib_group::Lib_group): Initialize base class.
1565 (Lib_group::do_filename): New function.
1566 (Lib_group::include_member): Pass pointer to Lib_group to
1567 report_object.
1568 (Lib_group::do_for_all_unused_symbols): New function.
1569 (Add_lib_group_symbols::run): Report archive information for
1570 incremental links.
1571 * archive.h (class Library_base): New base class.
1572 (class Archive): Derive from Library_base.
1573 (Archive::filename): Move to base class.
1574 (Archive::set_incremental_info): Likewise.
1575 (Archive::incremental_info): Likewise.
1576 (Archive::Should_include): Likewise.
1577 (Archive::should_include_member): Likewise.
1578 (Archive::Armap_entry): Remove.
1579 (Archive::Unused_symbol_iterator): Remove.
1580 (Archive::unused_symbols_begin): Remove.
1581 (Archive::unused_symbols_end): Remove.
1582 (Archive::do_filename): New function.
1583 (Archive::do_get_mtime): New function.
1584 (Archive::do_for_all_unused_symbols): New function.
1585 (Archive::task_): Move to base class.
1586 (Archive::incremental_info_): Likewise.
1587 (class Lib_group): Derive from Library_base.
1588 (Lib_group::do_filename): New function.
1589 (Lib_group::do_get_mtime): New function.
1590 (Lib_group::do_for_all_unused_symbols): New function.
1591 (Lib_group::task_): Move to base class.
1592 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1593 function.
1594 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1595 function.
1596 * incremental.cc (Incremental_inputs::report_archive_begin):
1597 Use Library_base; call library's get_mtime; add incremental inputs
1598 entry before members.
1599 (class Unused_symbol_visitor): New class.
1600 (Incremental_inputs::report_archive_end): Use Library_base; use
1601 visitor class to record unused symbols; don't add incremental inputs
1602 entry after members.
1603 (Incremental_inputs::report_object): Use Library_base.
1604 * incremental.h
1605 (Incremental_archive_entry::Incremental_archive_entry): Remove
1606 unused Archive parameter.
1607 (Incremental_inputs::report_archive_begin): Use Library_base.
1608 (Incremental_inputs::report_archive_end): Likewise.
1609 (Incremental_inputs::report_object): Likewise.
1610 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1611 function.
1612 * object.h (Object::for_all_global_symbols): New function.
1613 (Object::do_for_all_global_symbols): New function.
1614 (Sized_relobj::do_for_all_global_symbols): New function.
1615 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1616 function.
1617 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1618 function.
1619
61ab3e40
ILT		 16202011-03-27 Ian Lance Taylor <iant@google.com>
1621
1622 * archive.cc (Archive::interpret_header): Return -1 if something
1623 goes wrong. Change callers accordingly.
1624
30e1f9e6
CC		 16252011-03-25 Cary Coutant <ccoutant@google.com>
1626
1627 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1628 * testsuite/Makefile.in: Regenerate.
1629
9c793f14
RÁE		 16302010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1631
1632 * plugin.cc (get_view): New.
1633 (Plugin::load): Pass get_view to the plugin.
1634 (Plugin_manager::get_view): New.
1635
9312bb0a
ILT		 16362011-03-21 Ian Lance Taylor <iant@google.com>
1637
1638 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1639 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1640
7e12ba9e
ST		 16412011-03-21 Sriraman Tallam <tmsriram@google.com>
1642
1643 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1644 Change == to -eq.
1645 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1646 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1647 Change == to -eq.
1648 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1649 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1650
fd7a005d
ILT		 16512011-03-14 Ian Lance Taylor <iant@google.com>
1652
1653 * script-sections.cc (Sort_output_sections::script_compare):
1654 Rename from is_before, change return type.
1655 (Sort_output_sections::operator()): Adjust accordingly.
1656
ed16fd1b
ILT		 16572011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1658
1659 PR gold/12572
1660 * testsuite/odr_violation2.cc: Add comment to make all error line
1661 numbers double digits.
1662 * testsuite/debug_msg.sh: Adjust expected errors.
1663
71ff8986
ILT		 16642011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1665
1666 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1667 but mark earlier ones as non-canonical
1668 (offset_to_iterator): Update search target and example
1669 (do_addr2line): Return extra lines in a vector*
1670 (format_file_lineno): Extract from do_addr2line
1671 (one_addr2line): Add vector* out-param
1672 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1673 when a lineno entry appeared last for its instruction
1674 (Dwarf_line_info): Add vector* out-param
1675 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1676 * symtab.cc (Odr_violation_compare): Include the lineno in the
1677 comparison again.
1678 (linenos_from_loc): New. Combine the canonical line for an
1679 address with its other lines.
1680 (True_if_intersect): New. Helper functor to make
1681 std::set_intersection a query.
1682 (detect_odr_violations): Compare sets of lines instead of just
1683 one line for each function. This became less deterministic, but
1684 has fewer false positives.
1685 * symtab.h: Declarations.
1686 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1687 mix an optimized and non-optimized object in the same binary
1688 (odr_violation2.so): Same.
1689 * testsuite/Makefile.in: Regenerate from Makefile.am.
1690 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1691 * testsuite/debug_msg.sh: Update line numbers and add
1692 assertions.
1693 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1694 non-optimized context.
1695 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1696 isn't inlined, and use OdrDerived in an optimized context.
1697 * testsuite/odr_header1.h: Defines OdrDerived, where
1698 optimization will change the
1699 first-instruction-in-the-destructor's file and line number.
1700 * testsuite/odr_header2.h: Defines OdrBase.
1701
a19fefdc
ILT		 17022011-03-09 Ian Lance Taylor <iant@google.com>
1703
1704 * fileread.cc (File_read::clear_views): Don't delete the whole
1705 file view.
1706
ecb351e9
ILT		 17072011-03-08 Ian Lance Taylor <iant@google.com>
1708
1709 PR gold/12525
1710 * fileread.cc: #include <climits>.
1711 (GOLD_IOV_MAX): Define.
1712 (File_read::read_multiple): Limit number of entries by iov_max.
1713 * fileread.h (class File_read): Always set max_readv_entries to
1714 128.
1715
b821d13c
ILT		 17162011-03-07 Ian Lance Taylor <iant@google.com>
1717
1718 PR gold/12525
1719 * options.h (class General_options): Add -dy and -dn.
1720
89243142
CC		 17212011-03-02 Cary Coutant <ccoutant@google.com>
1722
1723 * testsuite/script_test_9.t: Add TLS segment.
1724
d0773f31
ILT		 17252011-03-02 Simon Baldwin <simonb@google.com>
1726
1727 * configure.ac: Add check for gnu_indirect_function support in
1728 the toolchain building binutils.
1729 * configure: Rebuild.
1730
badc8139
RÁE		 17312010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1732
1733 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1734 plugin only symbols.
1735 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1736 in plugin files as not needed in the symbol table.
1737
4cf7a849
ST		 17382011-02-11 Sriraman Tallam <tmsriram@google.com>
1739
1740 * output.cc (Output_section::add_input_section): Delay fill
1741 generation for section ordering.
1742
b578bd7d
ILT		 17432011-02-09 Ian Lance Taylor <iant@google.com>
1744
1745 PR gold/12316
1746 * object.h (class Sized_relobj): Remove clear_local_symbols.
1747 * reloc.cc (Sized_relobj::do_relocate): Don't call
1748 clear_local_symbols.
1749
84ced98a
RÁE		 17502010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1751
1752 * plugin.cc (is_visible_from_outside): Return true for symbols
1753 in the -u option.
1754
55382fb7
ILT		 17552011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1756
1757 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1758 filename.
1759
4e271fff
ST		 17602011-02-02 Sriraman Tallam <tmsriram@google.com>
1761
1762 * icf.h (is_section_foldable_candidate): Change type of parameter
1763 to std::string.
1764 * icf.cc (Icf::find_identical_sections): Change type of local variable
1765 section_name to be std::string.
1766 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1767
d433c3ac
ILT		 17682011-01-25 Ian Lance Taylor <iant@google.com>
1769
1770 * script.cc (script_add_extern): Rewrite to use
1771 add_symbol_reference.
1772
880473a6
DK		 17732011-01-25 Doug Kwan <dougkwan@google.com>
1774
d433c3ac 1775 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1776
f30f86fa
ILT		 17772011-01-24 Ian Lance Taylor <iant@google.com>
1778
1779 * options.h (class General_options): Accept
1780 --no-detect-odr-violations.
1781
8e51a0b9
ILT		 17822011-01-24 Ian Lance Taylor <iant@google.com>
1783
1784 * version.cc (version_string): Bump to 1.11.
1785
0f3b89d8
ILT		 17862011-01-24 Ian Lance Taylor <iant@google.com>
1787
1788 * plugin.cc (class Plugin_rescan): Define new class.
1789 (Plugin_manager::claim_file): Set any_claimed_.
1790 (Plugin_manager::save_archive): New function.
1791 (Plugin_manager::save_input_group): New function.
1792 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1793 necessary.
1794 (Plugin_manager::new_undefined_symbol): New function.
1795 (Plugin_manager::rescan): New function.
1796 (Plugin_manager::rescannable_defines): New function.
1797 (Plugin_manager::add_input_file): Set any_added_.
1798 * plugin.h (class Plugin_manager): define new fields rescannable_,
1799 undefined_symbols_, any_claimed_, and any_added_. Declare
1800 Plugin_rescan as friend. Declare new functions.
1801 (Plugin_manager::Rescannable): Define type.
1802 (Plugin_manager::Rescannable_list): Define type.
1803 (Plugin_manager::Undefined_symbol_list): Define type.
1804 (Plugin_manager::Plugin_manager): Initialize new fields.
1805 * archive.cc (Archive::defines_symbol): New function.
1806 (Add_archive_symbols::run): Pass archive to plugins if any.
1807 * archive.h (class Archive): Declare defines_symbol.
1808 * readsyms.cc (Input_group::~Input_group): New function.
1809 (Finish_group::run): Pass input_group to plugins if any.
1810 * readsyms.h (class Input_group): Declare destructor.
1811 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1812 any.
1813
3bb951e5
ILT		 18142011-01-10 Ian Lance Taylor <iant@google.com>
1815
1816 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1817 section as relro.
1818 (Layout::set_segment_offsets): Reset increase_relro before calling
1819 set_section_addresses a second time.
1820
0aa45fac
CC		 18212011-01-04 Cary Coutant <ccoutant@google.com>
1822
1823 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1824 sections before NOBITS sections.
1825
0db46eb4
L		 18262011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1827
1828 * version.cc (print_version): Update copyright to 2011.
1829
829c9745
CC		 18302010-12-23 Cary Coutant <ccoutant@google.com>
1831
1832 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1833 of OS to this->add. Add OD parameter to second form of the function.
1834
7500420b
ILT		 18352010-12-20 Ian Lance Taylor <iant@google.com>
1836
1837 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1838 second of two consecutive entries with same offset.
1839
f8e9a930
RW		 18402010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1841
1842 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1843 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1844 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1845 to avoid unneeded links against $(LDADD).
1846 * testsuite/Makefile.in: Regenerate.
1847
2fbb4320
ILT		 18482010-12-15 Ian Lance Taylor <iant@google.com>
1849
1850 PR gold/12324
1851 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1852 for R_X86_64_32 and R_X86_64_PC32.
1853 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1854 ver_matching_def_pic.o.
1855 (ver_matching_def_pic.o): New target.
1856
fedb228d
RW		 18572010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1858
1859 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1860 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1861 Move definition before File_read::View member definitions.
1862 (File_read::View::~View): Initialize and hold lock before
1863 updating current_mapped_bytes.
1864
9b547ce6
RW		 18652010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1866
1867 * dwarf_reader.cc: Remove outdated comment.
1868 * gold-threads.cc: Fix typo in error message.
1869 * archive.cc: Fix typos in comments.
1870 * archive.h: Likewise.
1871 * arm-reloc-property.cc: Likewise.
1872 * arm-reloc-property.h: Likewise.
1873 * arm-reloc.def: Likewise.
1874 * arm.cc: Likewise.
1875 * attributes.h: Likewise.
1876 * cref.cc: Likewise.
1877 * ehframe.cc: Likewise.
1878 * fileread.h: Likewise.
1879 * gold.h: Likewise.
1880 * i386.cc: Likewise.
1881 * icf.cc: Likewise.
1882 * incremental.h: Likewise.
1883 * int_encoding.cc: Likewise.
1884 * layout.h: Likewise.
1885 * main.cc: Likewise.
1886 * merge.h: Likewise.
1887 * object.cc: Likewise.
1888 * object.h: Likewise.
1889 * options.cc: Likewise.
1890 * readsyms.cc: Likewise.
1891 * reduced_debug_output.cc: Likewise.
1892 * reloc.cc: Likewise.
1893 * script-sections.cc: Likewise.
1894 * sparc.cc: Likewise.
1895 * symtab.h: Likewise.
1896 * target-reloc.h: Likewise.
1897 * target.cc: Likewise.
1898 * target.h: Likewise.
1899 * timer.cc: Likewise.
1900 * timer.h: Likewise.
1901 * x86_64.cc: Likewise.
1902
83e17bd5
CC		 19032010-12-09 Cary Coutant <ccoutant@google.com>
1904
1905 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1906 stack.
1907 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1908 parameter; change all callers.
1909 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1910 * options.h (warn_execstack): New option.
1911
017257f8
DK		 19122010-12-07 Doug Kwan <dougkwan@google.com>
1913
1914 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1915 like function call relocations.
1916
c20cbc06
ILT		 19172010-12-07 Ian Lance Taylor <iant@google.com>
1918
1919 * archive.cc (Archive::get_elf_object_for_member): Permit
1920 punconfigured to be NULL.
1921 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1922 (Archive::include_member): Pass NULL to get_elf_object_for_member
1923 if we searched for the archive and this is the first included
1924 object.
1925
4dbfafcc
ILT		 19262010-12-01 Ian Lance Taylor <iant@google.com>
1927
1928 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1929 track_relocs_type_ field.
1930 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1931 Set track_relocs_type_.
1932 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1933 contents when using RELA relocs.
1934 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1935 reloc_map_.
1936 * reloc.cc (Track_relocs::next_addend): New function.
1937 * reloc.h (class Track_relocs): Declare next_addend.
1938
e5e19edd
ILT		 19392010-12-01 Ian Lance Taylor <iant@google.com>
1940
1941 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1942 virtual destructor.
1943
9a5ce24c
ILT		 19442010-12-01 Ian Lance Taylor <iant@google.com>
1945
1946 * README: Update compilers known to work and fail.
1947
c7791212
NC		 19482010-11-23 Matthias Klose <doko@ubuntu.com>
1949
1950 * configure.in: For --enable-gold, handle value `default' instead of
1951 `both*'. Always install ld as ld.bfd, install as ld if gold is
1952 not the default.
1953 * configure: Regenerate.
1954
0ad220c9
DK		 19552010-11-18 Doug Kwan <dougkwan@google.com>
1956
1957 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1958 and right_alignment to be zero. Store result alignment only if it is
1959 greater than existing alignment.
1960
ab8056e0
CC		 19612010-11-16 Cary Coutant <ccoutant@google.com>
1962
1963 PR gold/12220
1964 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1965 Check for ".zdebug_line".
1966
fd064a5b
CC		 19672010-11-16 Doug Kwan <dougkwan@google.com>
1968 Cary Coutant <ccoutant@google.com>
1969
1970 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1971 by reference; adjust all callers.
1972 * output.cc (Output_segment::set_section_addresses): Adjust references
1973 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1974 list is empty.
1975 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1976 end at page boundary.
1977
6fc6ea19
CC		 19782010-11-16 Cary Coutant <ccoutant@google.com>
1979
1980 PR gold/12220
1981 * layout.cc (Layout::choose_output_section): Transform names of
1982 compressed sections even when using a script with a SECTIONS clause.
1983 (Layout::output_section_name): Remove code to transform
1984 compressed debug section names.
1985 * output.cc (Output_section::add_input_section): Use uncompressed
1986 section size when tracking input sections.
1987
95a2c8d6
RS		 19882010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1989
1990 * symtab.h (Symbol::NON_PIC_REF): Remove.
1991 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1992 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1993 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1994 (Symbol::use_plt_offset): Take a flags argument and pass it
1995 directly to needs_dynamic_reloc. Restrict check for undefined
1996 weak symbols to function calls.
1997 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1998 (Target_arm::Scan::global): Use it.
1999 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2000 (Target_arm::Relocate::relocate): Likewise.
2001 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2002 parameter with an r_type parameter. Use get_reference_flags
2003 to get the flags.
2004 (Target_arm::Relocate::relocate): Update accordingly.
2005 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2006 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2007 (Target_i386::Scan::global): Likewise.
2008 (Target_i386::Relocate::relocate): Likewise.
2009 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2010 parameter with an r_type parameter. Use get_reference_flags
2011 to get the flags.
2012 (Target_i386::Relocate::relocate): Update accordingly.
2013 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2014 (Target_powerpc::Scan::global): Use it.
2015 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2016 (Target_powerpc::Relocate::relocate): Likewise.
2017 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2018 (Target_sparc::Scan::global): Use it.
2019 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2020 (Target_sparc::Relocate::relocate): Likewise.
2021 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2022 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2023 (Target_x86_64::Scan::global): Likewise.
2024 (Target_x86_64::Relocate::relocate): Likewise.
2025
f625ae50
DK		 20262010-11-08 Doug Kwan <dougkwan@google.com>
2027 Cary Coutant <ccoutant@google.com>
2028
2029 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2030 (Arm_exidx_merge_section::section_contents_): New data member.
2031 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2032 (Arm_input_section::~Arm_input_section): De-allocate memory.
2033 (Arm_input_section::original_contents_): New data member.
2034 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2035 in parameters instead of calling Object::section_contents without
2036 locking.
2037 (Arm_output_section::group_section): New parameter TASK. Pass it
2038 to callees that need locking objects.
2039 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2040 to lock EXIDX input sections. Fix a formatting issue. Call
2041 Arm_exidx_merged_section::build_contents to create merged section
2042 contents.
2043 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2044 to lock object of stub table owner.
2045 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2046 TEXT_SIZE to initialize data member TEXT_SIZE_.
2047 (Arm_exidx_input_section::addralign): Fix typo in comment.
2048 (Arm_exidx_input_section::text_size): New method.
2049 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2050 that require locking objects. Lock objects before scanning for stubs
2051 and updating local symbols.
2052 (Arm_input_section<big_endian>::init): Copy contents of original
2053 input section.
2054 (Arm_input_section<big_endian>::do_write): Use saved contents of
2055 original input section instead of calling Object::section_contents
2056 without locking.
2057 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2058 size without calling Object::section_size().
2059 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2060 for size. Allocate a buffer for merged EXIDX entries.
2061 (Arm_exidx_merged_section::build_contents): New method.
2062 (Arm_exidx_merged_section::do_write): Move merge section contents
2063 building code to Arm_exidx_merged_section::build_contetns. Write
2064 out contetns in buffer instead of building it on the fly.
2065 (Arm_relobj::make_exidx_input_section): Also pass text section size
2066 to Arm_exidx_input_section constructor.
2067 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2068 (Arm_dynobj::do_read_symbols): Fix memory leak.
2069 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2070 * target.h: (class Task): Add forward declaration.
2071 (Target::relax): Add new parameter TASK and pass it to
2072 Target::do_relax().
2073 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2074
5f9bcf58
CC		 20752010-11-05 Cary Coutant <ccoutant@google.com>
2076
2077 PR gold/10708
2078 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2079 object when reading from the file.
2080 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2081 second layout pass.
2082 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2083 when reading section contents.
2084 (get_section_contents): Likewise.
2085 (icf::find_identical_sections): Likewise.
2086 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2087 object when reading from the file.
2088 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2089 the object when doing deferred section layout.
2090
e597fa08
NC		 20912010-11-03 Nick Clifton <nickc@redhat.com>
2092
2093 PR gold/12001
2094 * script.h (class Symbol_assignment: name): New member. Returns
2095 the name of the symbol.
2096 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2097 Returns true if the given symbol name is on the list of
2098 assignments wating to be processed.
2099 * archive.cc (should_incldue_member): If the symbol is undefined,
2100 check to see if it is on the list of symbols pending assignment.
2101
3f9a3278
ILT		 21022010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2103
2104 * script-sections.cc (Script_sections::find_memory_region): Check
2105 for a NULL output section pointer.
2106
d06fb4d1
DK		 21072010-10-29 Doug Kwan <dougkwan@google.com>
2108
2109 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2110 Output_section::add_relaxed_input_section.
2111 * output.cc (Output_section::add_relaxed_input_section): Add new
2112 arguments LAYOUT and NAME. Set section order index.
2113 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2114 Copy section order index.
2115 * output.h (Output_section::add_relaxed_input_section): Add new
2116 arguments LAYOUT and NAME.
2117
90e24de5
ILT		 21182010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2119
2120 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2121 NATIVE_OR_CROSS_LINKER.
2122 * testsuite/Makefile.in: Regenerate.
2123
c9484ea5
DK		 21242010-10-20 Doug Kwan <dougkwan@google.com>
2125
2126 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2127 without SHF_LINK_ORDER flags.
2128 * layout.cc (Layout::choose_output_section): Do not filter
2129 SHF_LINK_ORDER flag in a relocatable link.
2130
5bc2f5be
CC		 21312010-10-17 Cary Coutant <ccoutant@google.com>
2132
2133 * output.h (Output_segment::set_section_addresses): Change function
2134 signature. Update all callers.
2135 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2136 sections.
2137 (Output_segment::set_section_addresses): Align after last TLS
2138 section. Add padding before last relro section instead of after.
2139
0c91cf04
DK		 21402010-10-17 Doug Kwan <dougkwan@google.com>
2141
2142 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2143 GOT output section to be writable.
2144
8c21d9d3
CC		 21452010-10-14 Cary Coutant <ccoutant@google.com>
2146
2147 * debug.h (DEBUG_INCREMENTAL): New flag.
2148 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2149 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2150 mode.
2151 * incremental.cc (report_command_line): Ignore all forms of
2152 --incremental.
2153 * layout.cc (Layout::Layout): Check parameters for incremental link
2154 mode.
2155 * options.cc (General_options::parse_incremental): New function.
2156 (General_options::parse_no_incremental): New function.
2157 (General_options::parse_incremental_full): New function.
2158 (General_options::parse_incremental_update): New function.
2159 (General_options::incremental_mode_): New data member.
2160 (General_options::finalize): Check incremental_mode_.
2161 * options.h (General_options): Update help text for --incremental.
2162 Add --no-incremental, --incremental-full, --incremental-update.
2163 (General_options::Incremental_mode): New enum type.
2164 (General_options::incremental_mode): New function.
2165 (General_options::incremental_mode_): New data member.
2166 * parameters.cc (Parameters::incremental_mode_): New data member.
2167 (Parameters::set_options): Set incremental_mode_.
2168 (Parameters::set_incremental_full): New function.
2169 (Parameters::incremental): New function.
2170 (Parameters::incremental_update): New function.
2171 (set_parameters_incremental_full): New function.
2172 * parameters.h (Parameters::set_incremental_full): New function.
2173 (Parameters::incremental): New function.
2174 (Parameters::incremental_update): New function.
2175 (Parameters::incremental_mode_): New data member.
2176 (set_parameters_incremental_full): New function.
2177 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2178 incremental link mode.
2179 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2180 (Sized_relobj::do_relocate_sections): Likewise.
2181 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2182 option.
2183 * testsuite/Makefile.in: Regenerate.
2184 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2185
bb32aa18 21862010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2187
2188 * script-sections.h (class Script_sections): Make
2189 Sections_elements typedef public.
2190 * script-sections.cc (class Sort_output_sections): Add elements_
2191 field. Add constructor which sets it; change all callers.
2192 (Sort_output_sections::is_before): New function.
2193 (Sort_output_sections::operator()): Call is_before.
2194 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2195 conditional.
2196 * testsuite/script_test_10.sh: New test. Test script section
2197 order.
2198 * testsuite/script_test_10.t: Likewise.
2199 * testsuite/script_test_10.s: Likewise.
2200 * testsuite/Makefile.am: Wrap the cross linker tests and the
2201 common tests into NATIVE_OR_CROSS_LINKER.
2202 (check_SCRIPTS): Add script_test_10.sh.
2203 (check_DATA): Add script_test_10.stdout.
2204 (script_test_10.o, script_test_10): New targets.
2205 (script_test_10.stdout): New target.
2206 * configure, testsuite/Makefile.in: Regenerate.
2207
3cef7179
ILT		 22082010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2209
2210 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2211 error for the deprecated relocations.
2212 (Target_arm::Scan::global): Likewise.
2213 (Target_arm::Relocate::relocate): Likewise.
2214
7411e9a8
RS		 22152010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2216
2217 * fileread.cc (Input_file::find_file): Initialize *found_name
2218 and *namep when using the fallback search for case 4.
2219
6a9da32a
CC		 22202010-10-11 Cary Coutant <ccoutant@google.com>
2221
2222 * options.h (class General_options): Redefine -z lazy as an alias for
2223 the negation of -z now.
2224
ac897c20
ILT		 22252010-10-11 Ian Lance Taylor <iant@google.com>
2226
2227 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2228 binding.
2229
ea5cae92
NC		 22302010-10-06 Nick Clifton <nickc@redhat.com>
2231
2232 * script-sections.cc(class Memory_region): Remove
2233 current_lma_offset_ field. Rename current_vma_offset_ to
2234 current_offset_. Add last_section_ field.
2235 (Memory_region::get_current_vma_address): Rename to
2236 get_current_address.
2237 (Memory_region::get_current_lma_address): Delete.
2238 (Memory_region::increment_vma_offset): Rename to
2239 increment_offset.
2240 (Memory_region::increment_lma_offset): Delete.
2241 (Memory_region::attributes_compatible): New method. Returns
2242 true if the provided section is compatible with the region.
2243 (Memory_region::get_last_section): New method. Returns the last
2244 section to use the region.
2245 (Memory_region::set_last_section): New method. Stores the last
2246 section to use the region.
2247 (Script_sections::block_in_region): New method. Returns true if
2248 a block of memory is contained within a region.
2249 (Script_sections::find_memory_region): New method. Locates a
2250 memory region to be used to set a VMA or LMA address.
2251 (Output_section_definition::set_section_addresses): Add code to
2252 check for addresses set by memory regions.
2253 (Output_segment::set_section_addresses): Remove memory region
2254 walking code.
2255 (Script_sections::create_segment): Add a warning if a header
2256 segment is created outside of any region.
2257 * script-sections.h (class Script_sections): Add prototypes for
2258 find_memory_region and block_in_region methods.
2259 * testsuite/memory_test.s: Use .long instead of .word.
2260 * testsuite/memory_test.t: Add some more output sections.
2261 * testsuite/memory_test.sh: Update expected output.
2262
a9bfd952
DK		 22632010-10-02 Doug Kwan <dougkwan@google.com>
2264
2265 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2266 defintion to symtab.h
2267 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2268 declaration to defintion.
2269
bacff3ab
NC		 22702010-10-01 Nick Clifton <nickc@redhat.com>
2271
2272 * expression.cc (eval): Replace dummy argument with NULL.
2273 (eval_maybe_dot): Check for a NULL result section pointer.
2274 (Symbol_expression::value): Likewise.
2275 (Dot_expression::value): Likewise.
2276 (BINARY_EXPRESSION): Likewise.
2277 (Max_expression::value): Likewise.
2278 (Min_expression::value): Likewise.
2279 (Absolute_expression::value): Likewise.
2280 (Addr_expression::value_from_output_section): Likewise.
2281 (Loaddddr_expression::value_from_output_section): Likewise.
2282 (Segment_start_expression::value): Likewise.
2283 * script-sections.cc
2284 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2285 argument with NULL.
2286 (Sections_elememt_dot_assignment::set_section_addresses):
2287 Likewise.
2288 (Output_data_expression::do_write_to_buffer): Likewise.
2289 (Output_section_definition::finalize_symbols): Likewise.
2290 (Output_section_definition::set_section_addresses): Likewise.
2291
f81bc8b5
DK		 22922010-09-30 Doug Kwan <dougkwan@google.com>
2293
2294 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2295
c95e9f27
ST		 22962010-09-28 Sriraman Tallam <tmsriram@google.com>
2297
2298 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2299 function.
c95e9f27
ST		 2300 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2301 virtual function.
2302 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2303 virtual function.
2304 * icf.cc (get_section_contents): Inline merge sections only when
2305 target allows it.
2306
3cac54d2
RW		 23072010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2308
2309 * configure: Regenerate.
2310
2904037a
ILT		 23112010-09-17 Ian Lance Taylor <iant@google.com>
2312
2313 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2314 * testsuite/Makefile.am (memory_test.o): New target.
2315 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2316 memory_test.t.
2317 * testsuite/Makefile.in: Rebuild.
2904037a 2318
bca7fb63
DK		 23192010-09-17 Doug Kwan <dougkwan@google.com>
2320
2321 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2322 defintion if relocation uses GOT entries of the symbol.
2323 * testsuite/icf_safe_test.sh: Fix test.
2324 * testsuite/icf_safe_so_test.sh: Fix test.
2325
4ef28648
CC		 23262010-09-16 Cary Coutant <ccoutant@google.com>
2327
2328 * script_sections.cc (class Memory_region): Remove "NULL" from
2329 vector initializations.
2330
793990de
CC		 23312010-09-15 Cary Coutant <ccoutant@google.com>
2332
2333 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2334 Resolve forwarding symbols.
2335
81e015e2
DK		 23362010-09-15 Doug Kwan <dougkwan@google.com>
2337
2338 * gold/testsuite/script_test_3.t: Add ARM special sections.
2339 * gold/testsuite/script_test_4.t: Same.
2340 * gold/testsuite/script_test_5.t: Same.
2341 * gold/testsuite/script_test_6.t: Same.
2342 * gold/testsuite/script_test_7.t: Same.
2343 * gold/testsuite/script_test_7.t: Same.
2344 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2345
36171d64
CC		 23462010-09-14 Cary Coutant <ccoutant@google.com>
2347
2348 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2349 (Target_x86_64::Relocate::relocate_tls): Replace check for
2350 saw_tls_block_reloc_ with test for executable section.
2351
d89051bd
CC		 23522010-09-12 Cary Coutant <ccoutant@google.com>
2353
2354 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2355 position-independent executables to shared libraries need dynamic
2356 relocations.
2357 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2358 position-independent executables.
2359 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2360 * testsuite/Makefile.in: Regenerate.
2361
fca41f0f
NC		 23622010-09-10 Nick Clifton <nickc@redhat.com>
2363
2364 PR gold/11997
2365 * testsuite/memory_test.t: Discard any sections that are not
2366 needed.
2367
6695e4b3
L		 23682010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2369
2370 PR gold/11996
2371 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2372 "This::" to work around a bug in gcc 4.2.
2373
2374 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2375
0f72bf6f
RÁE		 23762010-09-09 Rafael Espindola <espindola@google.com>
2377
2378 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2379 sections with different PF_X flags in the same segment.
2380 (Layout::find_first_load_seg): Search all segments to find the first
2381 one.
2382 * options.h (rosegment): New.
2383
23842010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2385
05a79166 2386 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2387
aa98ff75
DK		 23882010-09-08 Doug Kwan <dougkwan@google.com>
2389
2390 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2391 (Arm_relobj::do_relocate_sections): Add new parameter for output
2392 file to match the parent.
2393 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2394 of local symbols instead of input values. Update code to track
2395 changes in gold::relocate_section.
2396 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2397 (Sized_relobj::compute_final_local_value_internal): New methods.
2398 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2399 body into private version of Sized_relobj::compute_final_local_value.
2400 Call the inline method.
2401 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2402 merged symbol value if there is one.
2403 (Symbol_value::has_output_value): New method defintiion.
2404 (Sized_relobj::Compute_final_local_value_status): New enum type.
2405 (Sized_relobj::compute_final_local_value): New methods.
2406 (Sized_relobj::compute_final_local_value_internal): New methods.
2407 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2408 and arm_cortex_a8.sh.
2409 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2410 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2411 New tests.
2412 * Makefile.in: Regenerate.
2413 * testsuite/arm_bl_out_of_range.s: Update test.
2414 * testsuite/thumb_bl_out_of_range.s: Ditto.
2415 * testsuite/thumb_blx_out_of_range.s: Ditto.
2416 * testsuite/arm_branch_out_of_range.sh: New file.
2417 * testsuite/arm_cortex_a8.sh: Ditto.
2418 * testsuite/arm_cortex_a8_b.s: Ditto.
2419 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2420 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2421 * testsuite/arm_cortex_a8_bl.s: Ditto.
2422 * testsuite/arm_cortex_a8_blx.s: Ditto.
2423 * testsuite/arm_cortex_a8_local.s: Ditto.
2424 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2425 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2426
05a79166
L		 24272010-09-08 Rafael Espindola <espindola@google.com>
2428
2429 * Makefile.am (memory_test.stdout): Run readelf with -W.
2430 * Makefile.in: Regenerate.
2431 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2432 64 bit output.
2433
33dbc701
RÁE		 24342010-09-08 Rafael Espindola <espindola@google.com>
2435
2436 * script-sections.cc (Script_sections::add_memory_region): Convert
2437 field precision to int.
2438 * script.cc (script_set_section_region, script_set_section_region):
2439 Convert field precision to int.
2440
731ca54a
RÁE		 24412010-09-08 Rafael Espindola <espindola@google.com>
2442
2443 * arm.cc (do_finalize_sections): Create the __exidx_start and
2444 __exdix_end symbols even when the section is missing.
2445
7f8cd844
NC		 24462010-09-08 Nick Clifton <nickc@redhat.com>
2447
2448 * README: Remove claim that MEMORY is not supported.
2449 * expression.cc (script_exp_function_origin)
2450 (script_exp_function_length): Move from here to ...
2451 * script.cc: ... here.
2452 (script_set_section_region, script_add_memory)
2453 (script_parse_memory_attr, script_include_directive): New
2454 functions.
2455 * script-sections.cc
2456 (class Memory_region): New class.
2457 (class Output_section_definition): Add set_memory_region,
2458 set_section_vma, set_section_lma and get_section_name methods.
2459 (class Script_Sections): Add add_memory_region,
2460 find_memory_region, find_memory_region_origin,
2461 find_memory_region_length and set_memory_region methods.
2462 Have set_section_addresses method walk the list of set memory
2463 regions.
2464 Extend the print methos to display memory regions.
2465 * script-sections.h: Add prototypes for new methods.
2466 Add enum for MEMORY region attributes.
2467 * yyscript.y: Add support for parsing MEMORY regions.
2468 * script-c.h: Add prototypes for new functions.
2469 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2470 * testsuite/Makefile.in: Regenerate.
2471 * testsuite/memory_test.sh: New script.
2472 * testsuite/memory_test.s: New assembler source file.
2473 * testsuite/memory_test.t: New linker script.
2474
a4649286
DK		 24752010-08-27 Doug Kwan <dougkwan@google.com>
2476
2477 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2478 reference override an existing dynamic weak reference.
2479 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2480 * testsuite/Makefile.in: Regenerate.
2481 * testsuite/dyn_weak_ref.sh: New file.
2482 * testsuite/dyn_weak_ref_1.c: Ditto.
2483 * testsuite/dyn_weak_ref_2.c: Ditto.
2484
b56648ad
ILT		 24852010-08-27 Ian Lance Taylor <iant@google.com>
2486
2487 * incremental.h (class Incremental_input_entry): Add virtual
2488 destructor.
2489
809313cb
ILT		 24902010-08-27 Ian Lance Taylor <iant@google.com>
2491
2492 * testsuite/start_lib_test_3.c: Mark t3 as used.
2493
11e32464
NC		 24942010-08-27 Nick Clifton <nickc@redhat.com>
2495
2496 * options.cc (version_script): Fix small typo in previous
2497 whitespace tidyup.
2498
ca09d69a
NC		 24992010-08-25 Nick Clifton <nickc@redhat.com>
2500
2501 * archive.cc: Formatting fixes: Remove whitespace between
2502 typename and following asterisk. Remove whitespace between
2503 function name and opening parenthesis.
2504 * archive.h: Likewise.
2505 * arm.cc: Likewise.
2506 * attributes.cc: Likewise.
2507 * attributes.h: Likewise.
2508 * common.cc: Likewise.
2509 * copy-relocs.cc: Likewise.
2510 * dirsearch.h: Likewise.
2511 * dynobj.cc: Likewise.
2512 * ehframe.cc: Likewise.
2513 * ehframe.h: Likewise.
2514 * expression.cc: Likewise.
2515 * fileread.cc: Likewise.
2516 * fileread.h: Likewise.
2517 * gc.h: Likewise.
2518 * gold-threads.cc: Likewise.
2519 * gold.cc: Likewise.
2520 * i386.cc: Likewise.
2521 * icf.h: Likewise.
2522 * incremental-dump.cc: Likewise.
2523 * incremental.cc: Likewise.
2524 * layout.cc: Likewise.
2525 * layout.h: Likewise.
2526 * main.cc: Likewise.
2527 * merge.cc: Likewise.
2528 * merge.h: Likewise.
2529 * object.cc: Likewise.
2530 * object.h: Likewise.
2531 * options.cc: Likewise.
2532 * options.h: Likewise.
2533 * output.cc: Likewise.
2534 * output.h: Likewise.
2535 * plugin.cc: Likewise.
2536 * plugin.h: Likewise.
2537 * powerpc.cc: Likewise.
2538 * reloc.cc: Likewise.
2539 * script-c.h: Likewise.
2540 * script-sections.cc: Likewise.
2541 * script.cc: Likewise.
2542 * stringpool.cc: Likewise.
2543 * symtab.cc: Likewise.
2544 * symtab.h: Likewise.
2545 * target.cc: Likewise.
2546 * timer.cc: Likewise.
2547 * timer.h: Likewise.
2548 * version.cc: Likewise.
2549 * x86_64.cc: Likewise.
2550
b8fa8750
NC		 25512010-08-24 Nick Clifton <nickc@redhat.com>
2552
2553 PR 11899
2554 * layout.cc (segment_precedes): Sort segments by their physical
2555 addresses, if they have been set.
2556
9919d93b
CC		 25572010-08-23 Cary Coutant <ccoutant@google.com>
2558
2559 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2560 symbols data.
2561 (Lib_group::include_member): Unlock object after deleting its
2562 symbols data.
2563 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2564 the bug fixed here.
2565
97b4be1c
CC		 25662010-08-19 Neil Vachharajani <nvachhar@google.com>
2567 Cary Coutant <ccoutant@google.com>
2568
2569 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2570 constructor, and set_blocker.
2571 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2572 readsyms_blocker_.
2573 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2574 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2575 * testsuite/Makefile.am (start_lib_test): New test case.
2576 * testsuite/Makefile.in: Regenerate.
2577 * testsuite/start_lib_test_main.c: New file.
2578 * testsuite/start_lib_test_1.c: New file.
2579 * testsuite/start_lib_test_2.c: New file.
2580 * testsuite/start_lib_test_3.c: New file.
2581
dd0b1884
ILT		 25822010-08-19 Ian Lance Taylor <iant@google.com>
2583
2584 * Makefile.in: Rebuild with automake 1.11.1.
2585 * aclocal.m4: Likewise.
2586 * testsuite/Makefile.in: Likewise.
2587
7223e9ca
ILT		 25882010-08-19 Ian Lance Taylor <iant@google.com>
2589
2590 PR 10893
2591 * i386.cc (class Output_data_plt_i386): Update declarations.
2592 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2593 local_ifuncs_ fields.
2594 (Target_i386::do_plt_section_for_global): New function.
2595 (Target_i386::do_plt_section_for_local): New function.
2596 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2597 parameter; change all callers. Initialize global_ifuncs_ and
2598 local_ifuncs_. If doing a static link define __rel_iplt_start and
2599 __rel_iplt_end.
2600 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2601 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2602 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2603 symbols.
2604 (Target_i386::make_plt_section): New function, broken out of
2605 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2606 (Target_i386::make_plt_entry): Call make_plt_section.
2607 (Target_i386::make_local_ifunc_plt_entry): New function.
2608 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2609 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2610 R_386_IRELATIVE to switch.
2611 (Target_i386::Scan::global): Likewise.
2612 (Target_i386::Relocate::relocate): Likewise.
2613 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2614 switch.
2615 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2616 (Target_x86_64::do_plt_section_for_global): New function.
2617 (Target_x86_64::do_plt_section_for_local): New function.
2618 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2619 parameter; change all callers. If doing a static link define
2620 __rela_iplt_start and __rela_iplt_end.
2621 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2622 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2623 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2624 to point to .plt.
2625 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2626 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2627 switch.
2628 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2629 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2630 R_X86_64_IRELATIVE to switch.
2631 (Target_x86_64::Scan::global): Likewise.
2632 (Target_x86_64::Relocate::relocate): Likewise.
2633 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2634 switch.
2635 * target.h (class Target): Add plt_section_for_global and
2636 plt_section_for_local functions. Add do_plt_section_for_global
2637 and do_plt_section_for_local virtual functions.
2638 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2639 clarifying comments.
2640 (Symbol::use_plt_offset): Handle IFUNC symbol.
2641 * object.cc (Sized_relobj::Sized_relobj): Initialize
2642 local_plt_offsets_.
2643 (Sized_relobj::local_has_plt_offset): New function.
2644 (Sized_relobj::local_plt_offset): New function.
2645 (Sized_relobj::set_local_plt_offset): New function.
2646 (Sized_relobj::do_count): Handle IFUNC symbol.
2647 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2648 a bit away from input_shndx_ field. Add set_is_func_symbol and
2649 is_ifunc_symbol functions.
2650 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2651 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2652 local_plt_offsets_ field.
2653 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2654 * output.h (class Output_section_data): Add non-const
2655 output_section function.
2656 (class Output_data_got): Update declarations.
2657 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2658 Add use_plt_offset parameter to global and local constructors.
2659 Change all callers. Change local_sym_index_ field to 31 bits.
2660 Change GSYM_CODE and CONSTANT_CODE accordingly.
2661 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2662 doing a static link don't set sh_link field.
2663 (Output_data_got::Got_entry::write): Use PLT offset if
2664 appropriate.
2665 (Output_data_got::add_global_plt): New function.
2666 (Output_data_got::add_local_plt): New function.
2667 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2668 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2669 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2670 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2671 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2672 IFUNC conditional.
2673 * testsuite/ifunc-sel.h: New file.
2674 * testsuite/ifuncmain1.c: New file.
2675 * testsuite/ifuncmain1vis.c: New file.
2676 * testsuite/ifuncmod1.c: New file.
2677 * testsuite/ifuncdep2.c: New file.
2678 * testsuite/ifuncmain2.c: New file.
2679 * testsuite/ifuncmain3.c: New file.
2680 * testsuite/ifuncmod3.c: New file.
2681 * testsuite/ifuncmain4.c: New file.
2682 * testsuite/ifuncmain5.c: New file.
2683 * testsuite/ifuncmod5.c: New file.
2684 * testsuite/ifuncmain6pie.c: New file.
2685 * testsuite/ifuncmod6.c: New file.
2686 * testsuite/ifuncmain7.c: New file.
2687 * configure, testsuite/Makefile.in: Rebuild.
2688
56f75c03
ILT		 26892010-08-18 Ian Lance Taylor <iant@google.com>
2690
2691 * incremental.cc
2692 (Output_section_incremental_inputs::write_input_files): Add cast
2693 to avoid signed/unsigned comparison warning.
2694 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2695
55455f89
CC		 26962010-08-12 Cary Coutant <ccoutant@google.com>
2697
2698 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2699
e2054bcb
ILT		 27002010-08-13 Ian Lance Taylor <iant@google.com>
2701
2702 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2703
74f67560
DK		 27042010-08-12 Cary Coutant <ccoutant@google.com>
2705 Doug Kwan <dougkwan@google.com>
2706
2707 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2708 defintion overrides non-weak undef, remember that the original undef
2709 is not weak.
2710 * symtab.cc (Symbol_table::sized_write_global): For undef without
2711 an original weak binding, set binding to global in output.
2712 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2713 * testsuite/Makefile.in: Regenerate.
2714 * testsuite/strong_ref_weak_def.sh: New file.
2715 * testsuite/strong_ref_weak_def_1.c: Ditto.
2716 * testsuite/strong_ref_weak_def_2.c: Ditto.
2717
d1238d12
CC		 27182010-08-12 Cary Coutant <ccoutant@google.com>
2719
2720 * testsuite/incremental_test.sh: Rewrite.
2721 * testsuite/incremental_test_1.c: Rewrite.
2722 * testsuite/incremental_test_2.c: Rewrite.
2723
0e70b911
CC		 27242010-08-12 Cary Coutant <ccoutant@google.com>
2725
2726 * arm.cc (Target_arm::got_size): Add const.
2727 (Target_arm::got_entry_count): New function.
2728 (Target_arm::plt_entry_count): New function.
2729 (Target_arm::first_plt_entry_offset): New function.
2730 (Target_arm::plt_entry_size): New function.
2731 (Output_data_plt_arm::entry_count): New function.
2732 (Output_data_plt_arm::first_plt_entry_offset): New function.
2733 (Output_data_plt_arm::get_plt_entry_size): New function.
2734 * i386.cc (Target_i386::got_size): Add const.
2735 (Target_i386::got_entry_count): New function.
2736 (Target_i386::plt_entry_count): New function.
2737 (Target_i386::first_plt_entry_offset): New function.
2738 (Target_i386::plt_entry_size): New function.
2739 (Output_data_plt_i386::entry_count): New function.
2740 (Output_data_plt_i386::first_plt_entry_offset): New function.
2741 (Output_data_plt_i386::get_plt_entry_size): New function.
2742 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2743 find_incremental_inputs_sections. Dump incremental_got_plt section.
2744 * incremental.cc: Include target.h.
2745 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2746 parameter. Adjust all callers. Find incremental_got_plt section.
2747 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2748 section.
2749 (Output_section_incremental_inputs::set_final_data_size): Calculate
2750 size of incremental_got_plt section.
2751 (Output_section_incremental_inputs::do_write): Write the
2752 incremental_got_plt section.
2753 (Got_plt_view_info): New struct.
2754 (Local_got_offset_visitor): New class.
2755 (Global_got_offset_visitor): New class.
2756 (Global_symbol_visitor_got_plt): New class.
2757 (Output_section_incremental_inputs::write_got_plt): New function.
2758 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2759 Add parameter. Adjust all callers.
2760 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2761 (Incremental_inputs::got_plt_section): New function.
2762 (Incremental_inputs::got_plt_section_): New data member.
2763 (Incremental_got_plt_reader): New class.
2764 * layout.cc (Layout::create_incremental_info_sections): Add the
2765 incremental_got_plt section.
2766 * object.h (Got_offset_list::get_list): New function.
2767 (Got offset_list::for_all_got_offsets): New function.
2768 (Sized_relobj::local_got_offset_list): New function.
2769 * powerpc.cc (Target_powerpc::got_size): Add const.
2770 (Target_powerpc::got_entry_count): New function.
2771 (Target_powerpc::plt_entry_count): New function.
2772 (Target_powerpc::first_plt_entry_offset): New function.
2773 (Target_powerpc::plt_entry_size): New function.
2774 (Output_data_plt_powerpc::entry_count): New function.
2775 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2776 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2777 * sparc.cc (Target_sparc::got_size): Add const.
2778 (Target_sparc::got_entry_count): New function.
2779 (Target_sparc::plt_entry_count): New function.
2780 (Target_sparc::first_plt_entry_offset): New function.
2781 (Target_sparc::plt_entry_size): New function.
2782 (Output_data_plt_sparc::entry_count): New function.
2783 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2784 (Output_data_plt_sparc::get_plt_entry_size): New function.
2785 * symtab.h (Symbol::got_offset_list): New function.
2786 (Symbol_table::for_all_symbols): New function.
2787 * target.h (Sized_target::got_entry_count): New function.
2788 (Sized_target::plt_entry_count): New function.
2789 (Sized_target::plt_entry_size): New function.
2790 * x86_64.cc (Target_x86_64::got_size): Add const.
2791 (Target_x86_64::got_entry_count): New function.
2792 (Target_x86_64::plt_entry_count): New function.
2793 (Target_x86_64::first_plt_entry_offset): New function.
2794 (Target_x86_64::plt_entry_size): New function.
2795 (Output_data_plt_x86_64::entry_count): New function.
2796 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2797 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2798
09ec0418
CC		 27992010-08-12 Cary Coutant <ccoutant@google.com>
2800
2801 * archive.cc: Include incremental.h.
2802 (Archive::Archive): Initialize incremental_info_.
2803 (Archive::include_member): Record archive members in incremental info.
2804 (Add_archive_symbols::run): Record begin and end of an archive in
2805 incremental info.
2806 (Lib_group::include_member): Record objects in incremental info.
2807 * archive.h (Incremental_archive_entry): Forward declaration.
2808 (Archive::set_incremental_info): New member function.
2809 (Archive::incremental_info): New member function.
2810 (Archive::Unused_symbol_iterator): New class.
2811 (Archive::unused_symbols_begin): New member function.
2812 (Archive::unused_symbols_end): New member function.
2813 (Archive::incremental_info_): New data member.
2814 * incremental-dump.cc (find_input_containing_global): New function.
2815 (dump_incremental_inputs): Dump new incremental info sections.
2816 * incremental.cc: Include symtab.h.
2817 (Output_section_incremental_inputs): New class.
2818 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2819 new incremental info sections.
2820 (Sized_incremental_binary::do_check_inputs): Likewise.
2821 (Incremental_inputs::report_archive): Remove.
2822 (Incremental_inputs::report_archive_begin): New function.
2823 (Incremental_inputs::report_archive_end): New function.
2824 (Incremental_inputs::report_object): New function.
2825 (Incremental_inputs::finalize_inputs): Remove.
2826 (Incremental_inputs::report_input_section): New function.
2827 (Incremental_inputs::report_script): Rewrite.
2828 (Incremental_inputs::finalize): Do nothing but finalize string table.
2829 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2830 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2831 (Incremental_inputs::create_data_sections): New function.
2832 (Incremental_inputs::relocs_entsize): New function.
2833 (Output_section_incremental_inputs::set_final_data_size): New function.
2834 (Output_section_incremental_inputs::do_write): New function.
2835 (Output_section_incremental_inputs::write_header): New function.
2836 (Output_section_incremental_inputs::write_input_files): New function.
2837 (Output_section_incremental_inputs::write_info_blocks): New function.
2838 (Output_section_incremental_inputs::write_symtab): New function.
2839 * incremental.h (Incremental_script_entry): Forward declaration.
2840 (Incremental_object_entry): Forward declaration.
2841 (Incremental_archive_entry): Forward declaration.
2842 (Incremental_inputs): Forward declaration.
2843 (Incremental_inputs_header_data): Remove.
2844 (Incremental_inputs_header): Remove.
2845 (Incremental_inputs_header_write): Remove.
2846 (Incremental_inputs_entry_data): Remove.
2847 (Incremental_inputs_entry): Remove.
2848 (Incremental_inputs_entry_write): Remove.
2849 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2850 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2851 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2852 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2853 Likewise.
2854 (Incremental_input_entry): New class.
2855 (Incremental_script_entry): New class.
2856 (Incremental_object_entry): New class.
2857 (Incremental_archive_entry): New class.
2858 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2859 (Incremental_inputs::report_inputs): Remove.
2860 (Incremental_inputs::report_archive): Remove.
2861 (Incremental_inputs::report_archive_begin): New function.
2862 (Incremental_inputs::report_archive_end): New function.
2863 (Incremental_inputs::report_object): Change prototype.
2864 (Incremental_inputs::report_input_section): New function.
2865 (Incremental_inputs::report_script): Change prototype.
2866 (Incremental_inputs::get_reloc_count): New function.
2867 (Incremental_inputs::set_reloc_count): New function.
2868 (Incremental_inputs::create_data_sections): New function.
2869 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2870 (Incremental_inputs::inputs_section): New function.
2871 (Incremental_inputs::symtab_section): New function.
2872 (Incremental_inputs::relocs_section): New function.
2873 (Incremental_inputs::get_stringpool): Add const.
2874 (Incremental_inputs::command_line): Add const.
2875 (Incremental_inputs::inputs): Remove.
2876 (Incremental_inputs::command_line_key): New function.
2877 (Incremental_inputs::input_file_count): New function.
2878 (Incremental_inputs::input_files): New function.
2879 (Incremental_inputs::relocs_entsize): New function.
2880 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2881 (Incremental_inputs::finalize_inputs): Remove.
2882 (Incremental_inputs::Input_info): Remove.
2883 (Incremental_inputs::lock_): Remove.
2884 (Incremental_inputs::inputs_): Change type.
2885 (Incremental_inputs::inputs_map_): Remove.
2886 (Incremental_inputs::current_object_entry_): New data member.
2887 (Incremental_inputs::inputs_section_): New data member.
2888 (Incremental_inputs::symtab_section_): New data member.
2889 (Incremental_inputs::relocs_section_): New data member.
2890 (Incremental_inputs::reloc_count_): New data member.
2891 (Incremental_inputs_reader): New class.
2892 (Incremental_symtab_reader): New class.
2893 (Incremental_relocs_reader): New class.
2894 * layout.cc (Layout::finalize): Move finalization of incremental info
2895 and creation of incremental info sections to follow finalization of
2896 symbol table. Set offsets for postprocessing sections.
2897 (Layout::create_incremental_info_sections): Call
2898 Incremental_inputs::create_data_sections. Add incremental symtab
2899 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2900 sections to layout after input sections.
2901 * layout.h (struct Timespec): Forward declaration.
2902 (Layout::incremental_inputs): Add const.
2903 (Layout::create_incremental_info_sections): Add parameter.
2904 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2905 * object.cc: Include incremental.h.
2906 (Relobj::finalize_incremental_relocs): New function.
2907 (Sized_relobj::do_layout): Record input sections in incremental info.
2908 * object.h (Object::output_section): New function.
2909 (Object::output_section_offset): Moved from Relobj.
2910 (Object::get_incremental_reloc_base): New function.
2911 (Object::get_incremental_reloc_count): New function.
2912 (Object::do_output_section): New function.
2913 (Object::do_output_section_offset): Moved from Relobj.
2914 (Object::do_get_incremental_reloc_base): New function.
2915 (Object::do_get_incremental_reloc_count): New function.
2916 (Object::Object): Initialize new data members.
2917 (Relobj::output_section): Renamed do_output_section and moved to
2918 protected.
2919 (Relobj::output_section_offset): Moved to Object.
2920 (Relobj::do_get_incremental_reloc_base): New function.
2921 (Relobj::do_get_incremental_reloc_count): New function.
2922 (Relobj::allocate_incremental_reloc_counts): New function.
2923 (Relobj::count_incremental_reloc): New function.
2924 (Relobj::finalize_incremental_relocs): New function.
2925 (Relobj::next_incremental_reloc_index): New function.
2926 (Relobj::reloc_counts_): New data member.
2927 (Relobj::reloc_bases_): New data member.
2928 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2929 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2930 (Sized_relobj::incremental_relocs_scan): New function.
2931 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2932 (Sized_relobj::incremental_relocs_write): New function.
2933 (Sized_relobj::incremental_relocs_write_reltype): New function.
2934 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2935 incremental link.
2936 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2937 archives and object files elsewhere.
2938 (Add_symbols::run): Report object files here.
2939 (Finish_group::run): Report end of archive at end of group.
2940 * reloc.cc: Include layout.h, incremental.h.
2941 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2942 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2943 (Sized_relobj::incremental_relocs_scan): New function.
2944 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2945 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2946 (Sized_relobj::incremental_relocs_write): New function.
2947 (Sized_relobj::incremental_relocs_write_reltype): New function.
2948 * script.cc (read_input_script): Rewrite test for incremental link.
2949 Change call to Incremental_inputs::report_script.
2950 * symtab.h (Symbol_table::first_global_index): New function.
2951 (Symbol_table::output_count): New function.
2952
ce0d1972
DK		 29532010-08-12 Doug Kwan <dougkwan@google.com>
2954
2955 * arm.cc (Target_arm::merge_object_attributes): Check command line
2956 options --no-wchar-size-warning and --no-enum-size-warning.
2957 * options.h (General_options): Add ld-compatible options
2958 --no-enum-size-warning and --no-wchar-size-warning.
2959
6e5710ce
ILT		 29602010-08-04 Ian Lance Taylor <iant@google.com>
2961
2962 * x86_64.cc (Target_x86_64::Scan::local): Use
2963 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2964 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2965 (Target_x86_64::Scan::global): Likewise.
2966 (Target_x86_64::Relocate::relocate): Likewise.
2967 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2968 Likewise.
2969
fef830db
CC		 29702010-08-03 Cary Coutant <ccoutant@google.com>
2971
2972 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2973 to reserve space in merged_strings vector. Keep total input size
2974 for stats.
2975 (Output_merge_string::do_print_merge_stats): Print total input size.
2976 * merge.h (Output_merge_string): Add input_size_ field.
2977 * stringpool.cc (Stringpool_template::string_length): Move
2978 implementations out of Stringpool_template class and place in
2979 stringpool.h.
2980 * stringpool.h (string_length): Move out of Stringpool_template.
2981
1e3811b0
ILT		 29822010-08-03 Ian Lance Taylor <iant@google.com>
2983
2984 PR 11712
2985 * layout.cc (relaxation_loop_body): If address of load segment is
2986 set, adjust address to include headers if possible.
2987
7af0c620
ILT		 29882010-08-03 Ian Lance Taylor <iant@google.com>
2989
2990 * version.cc (version_string): Bump to 1.10.
2991
22f0da72
ILT		 29922010-08-03 Ian Lance Taylor <iant@google.com>
2993
2994 PR 11805
2995 * layout.h (enum Output_section_order): Define.
2996 (class Layout): Update declarations.
2997 * layout.cc (Layout::get_output_section): Add order parameter.
2998 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2999 is_first_non_relro parameters. Change all callers.
3000 (Layout::choose_output_section): Likewise.
3001 (Layout::add_output_section_data): Likewise.
3002 (Layout::make_output_section): Likewise. Set order.
3003 (Layout::default_section_order): New function.
3004 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3005 * output.cc (Output_section::Output_section): Initialize order_.
3006 Don't initialize deleted fields.
3007 (Output_segment::Output_segment): Don't initialize deleted
3008 fields.
3009 (Output_segment::add_output_section_to_load): New function
3010 replacing add_output_section. Change all callers to call this or
3011 add_output_section_to_nonload.
3012 (Output_segment::add_output_section_to_nonload): New function.
3013 (Output_segment::remove_output_section): Rewrite.
3014 (Output_segment::add_initial_output_data): Likewise.
3015 (Output_segment::has_any_data_sections): Likewise.
3016 (Output_segment::is_first_section_relro): Likewise.
3017 (Output_segment::maximum_alignment): Likewise.
3018 (Output_segment::has_dynamic_reloc): New function replacing
3019 dynamic_reloc_count. Change all callers.
3020 (Output_segment::has_dynamic_reloc_list): New function replacing
3021 dynamic_reloc_count_list. Change all callers.
3022 (Output_segment::set_section_addresses): Rewrite.
3023 (Output_segment::set_offset): Rewrite.
3024 (Output_segment::find_first_and_last_list): Remove.
3025 (Output_segment::set_tls_offsets): Rewrite.
3026 (Output_segment::first_section_load_address): Likewise.
3027 (Output_segment::output_section_count): Likewise.
3028 (Output_segment::section_with_lowest_load_address): Likewise.
3029 (Output_segment::write_section_headers): Likewise.
3030 (Output_segment::print_sections_to_map): Likewise.
3031 * output.h (class Output_data): Remove dynamic_reloc_count_
3032 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3033 (Output_data::add_dynamic_reloc): Rewrite.
3034 (Output_data::has_dynamic_reloc): New function.
3035 (Output_data::dynamic_reloc_count): Remove.
3036 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3037 is_last_relro_, is_first_non_relro_, is_interp_,
3038 is_dynamic_linker_section_ fields. Add order and set_order
3039 functions. Remove is_relro_local, set_is_relro_local,
3040 is_last_relro, set_is_last_relro, is_first_non_relro,
3041 set_is_first_non_relro functions, is_interp, set_is_interp,
3042 is_dynamic_linker_section, and set_is_dynamic_linker_section
3043 functions.
3044 (class Output_segment): Change Output_data_list from std::list to
3045 std:;vector. Add output_lists_ field. Remove output_data_ and
3046 output_bss_ fields. Update declarations.
3047
3ff2ccb0
ILT		 30482010-08-02 Ian Lance Taylor <iant@google.com>
3049
3050 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3051 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3052 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3053
88a4108b
ILT		 30542010-08-02 Ian Lance Taylor <iant@google.com>
3055
3056 PR 11855
3057 * script.cc (Script_options::Script_options): Initialize
3058 symbol_definitions_ and symbol_references_.
3059 (Script_options::add_symbol_assignment): Update
3060 symbol_definitions_ and symbol_references_.
3061 (Script_options::add_symbol_reference): New function.
3062 (script_symbol): New function.
3063 * script.h (class Script_options): Add symbol_definitions_ and
3064 symbol_references_ fields.
3065 (Script_options::referenced_const_iterator): New type.
3066 (Script_options::referenced_begin): New function.
3067 (Script_options::referenced_end): New function.
3068 (Script_options::is_referenced): New function.
3069 (Script_options::any_unreferenced): New function.
3070 * script-c.h (script_symbol): Declare.
3071 * yyscript.y (exp): Call script_symbol.
3072 * symtab.cc: Include "script.h".
3073 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3074 Change all callers. Check symbols referenced by scripts.
3075 (Symbol_table::add_undefined_symbols_from_command_line): Add
3076 layout parameter. Change all callers.
3077 (Symbol_table::do_add_undefined_symbols_from_command_line):
3078 Likewise. Break out loop body. Check symbols referenced by
3079 scripts.
3080 (Symbol_table::add_undefined_symbol_from_command_line): New
3081 function broken out of
3082 do_add_undefined_symbols_from_command_line.
3083 * symtab.h (class Symbol_table): Update declarations.
3084 * archive.cc: Include "layout.h".
3085 (Archive::should_include_member): Add layout parameter. Change
3086 all callers. Check for symbol mentioned in expression.
3087 * archive.h (class Archive): Update declaration.
3088 * object.cc (Sized_relobj::do_should_include_member): Add layout
3089 parameter.
3090 * object.h (Object::should_include_member): Add layout parameter.
3091 Change all callers.
3092 (Object::do_should_include_member): Add layout parameter.
3093 (class Sized_relobj): Update declaration.
3094 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3095 parameter.
3096 * dynobj.h (class Sized_dynobj): Update declaration.
3097 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3098 layout parameter.
3099 * plugin.h (class Sized_pluginobj): Update declaration.
3100
5f1ab67a
ILT		 31012010-08-02 Ian Lance Taylor <iant@google.com>
3102
3103 PR 11866
3104 * output.cc (Output_segment::set_offset): Search for the first and
3105 last sections rather than assuming that the list is in order.
3106 (Output_segment::find_first_and_last_list): New function.
3107 * output.h (class Output_segment): Update declarations.
3108 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3109 (relro_strip_test_SOURCES): New variable.
3110 (relro_strip_test_DEPENDENCIES): New variable.
3111 (relro_strip_test_LDFLAGS): New variable.
3112 (relro_strip_test_LDADD): New variable.
3113 (relro_strip_test.so): New target.
3114
a8df5856
ILT		 31152010-08-02 Ian Lance Taylor <iant@google.com>
3116
3117 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3118 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3119 (Target_i386::got_tlsdesc_section): New function.
3120 (Target_i386::got_section): Create space for GOT entries for
3121 TLSDESC relocations.
3122 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3123 R_386_TLS_GOTDESC.
3124 (Target_i386::Scan::global): Likewise.
3125 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3126 using TLSDESC GOT.
3127 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3128 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3129 (Target_x86_64::got_tlsdesc_section): New function.
3130 (Target_x86_64::got_section): Create space for GOT entries for
3131 TLSDESC relocations.
3132 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3133 R_386_TLS_GOTDESC.
3134 (Target_x86_64::Scan::global): Likewise.
3135 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3136 using TLSDESC GOT.
3137
0c10a0a6
ILT		 31382010-08-02 Ian Lance Taylor <iant@google.com>
3139
3140 * testsuite/final_layout.sh: Use dc to convert from hex to
3141 decimal.
3142
41cbeecc
ST		 31432010-07-29 Sriraman Tallam <tmsriram@google.com>
3144
3145 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3146 paramter to the call to gold::gc_process_relocs.
3147 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3148 paramter to the call to gold::gc_process_relocs.
3149 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3150 parameter to the call to gold::gc_process_relocs.
3151 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3152 template parameter to the call to gold::gc_process_relocs.
3153 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3154 paramter to the call to gold::gc_process_relocs.
3155 * gc.h (get_embedded_addend_size): New function.
3156 (gc_process_relocs): Save the size of the reloc for use by ICF.
3157 * icf.cc (get_section_contents): Get the addend from the text section
3158 for SHT_REL relocation sections.
3159 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3160 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3161 * int_encoding.h (read_from_pointer): New overloaded function.
3162 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3163 * testsuite/icf_sht_rel_addend_test.sh: New file.
3164 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3165 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3166
6ea55b82
RW		 31672010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3168
3169 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3170 * Makefile.in: Regenerate.
3171 * testsuite/Makefile.in: Regenerate.
3172
9691462b
ILT		 31732010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3174
3175 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3176 * gold/testsuite/debug_msg.cc: Likewise.
3177 * gold/testsuite/odr_violation1.cc
3178 * gold/testsuite/odr_violation2.cc
3179
76897331
CC		 31802010-07-21 Cary Coutant <ccoutant@google.com>
3181
3182 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3183 string, and length fields.
3184 (Output_merge_string::Merged_strings_list): New type.
3185 (Output_merge_string::Merged_strings_lists): New typedef.
3186 (Output_merge_string): Replace merged_strings_ with
3187 merged_strings_lists_.
3188 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3189 Merged_strings_list per input object and section. Don't store pointer
3190 to the string. Don't store length with each merged string entry.
3191 (Output_merge_string::finalize_merged_data): Loop over list of merged
3192 strings lists. Recompute length of each merged string.
3193
78384e8f
CC		 31942010-07-15 Cary Coutant <ccoutant@google.com>
3195
3196 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3197 here.
3198
783659f9
ILT		 31992010-07-14 Ian Lance Taylor <iant@google.com>
3200
3201 * descriptors.cc (Descriptors::open): Report correct name in error
3202 message.
3203
131687b4
DK		 32042010-07-13 Doug Kwan <dougkwan@google.com>
3205
3206 * arm.cc (Arm_input_section::Arm_input_section): For a
3207 SHT_ARM_EXIDX section, always keeps the input sections.
3208 (Arm_input_section::set_exidx_section_link): New method.
3209 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3210 has_errors_ to false.
3211 (Arm_exidx_input_section::has_errors,
3212 Arm_exidx_input_section::set_has_errors): New methods.
3213 (Arm_exidx_input_section::has_errors_): New data member.
3214 (Arm_relobj::get_exidx_shndx_list): New method.
3215 (Arm_output_section::append_text_sections_to_list): Do not skip
3216 section without SHF_EXECINSTR.
3217 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3218 errors.
3219 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3220 section header. Make error messages more verbose. Check for
3221 a non-executable section linked to an EXIDX section.
3222 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3223 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3224 check that there is no deferred EXIDX section if we exit early.
3225 Instead of not making an EXIDX section in case of an error, make one
3226 and set the has_errors flag of it.
3227 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3228 in a relocatable link.
3229 (Target_arm::do_relax): Look for the EXIDX output section instead of
3230 assuming that it is called .ARM.exidx.
3231 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3232 section list. Do not check for SHF_EXECINSTR section flags but
3233 skip any input section with errors.
3234 * output.cc (Output_section::Output_section): Initialize
3235 always_keeps_input_sections_ to false.
3236 (Output_section::add_input_section): Check for
3237 always_keeps_input_sections_.
3238 * output.h (Output_section::always_keeps_input_sections,
3239 Output_section::set_always_keeps_input_sections): New methods.
3240 (Output_section::always_keeps_input_sections): New data member.
3241
69517287
RÁE		 32422010-07-13 Rafael Espindola <espindola@google.com>
3243
3244 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3245 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3246
82742395
ILT		 32472010-07-13 Philip Herron <herron.philip@googlemail.com>
3248 Ian Lance Taylor <iant@google.com>
3249
3250 * output.h (Output_section_lookup_maps::add_merge_section):
3251 Correct check of whether value was inserted.
3252 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3253 (Output_section_lookup_maps::add_relaxed_input_section):
3254 Likewise.
3255 * arm.cc (Target_arm::got_section): Remove used local os.
3256 * i386.cc (Target_i386::got_section): Likewise.
3257 * x86_64.cc (Target_x86_64::got_section): Likewise.
3258 * sparc.cc (Target_sparc::got_section): Likewise.
3259 (Target_sparc::relocate): Remove unused local have_got_offset.
3260 * powerpc.cc (Target_powerpc::relocate): Likewise.
3261
f2d707b5
ILT		 32622010-07-13 Ian Lance Taylor <iant@google.com>
3263
241531d6
ILT		 3264 * compressed_output.cc (zlib_decompress): Fix signature in
3265 !HAVE_ZLIB_H case.
3266
f2d707b5
ILT		 3267 * archive.cc (Archive::include_member): Unlock an external member
3268 of a thin archive. Don't bother to delete an object we know is
3269 NULL.
3270
a2e47362
CC		 32712010-07-12 Cary Coutant <ccoutant@google.com>
3272
3273 * compressed_output.cc (zlib_decompress): New function.
3274 (get_uncompressed_size): New function.
3275 (decompress_input_section): New function.
3276 * compressed_output.h (get_uncompressed_size): New function.
3277 (decompress_input_section): New function.
3278 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3279 Handle compressed debug sections.
3280 * layout.cc (is_compressed_debug_section): New function.
3281 (Layout::output_section_name): Map compressed section names to
3282 canonical names.
3283 * layout.h (is_compressed_debug_section): New function.
3284 (is_debug_info_section): Recognize compressed debug sections.
3285 * merge.cc: Include compressed_output.h.
3286 (Output_merge_data::do_add_input_section): Handle compressed
3287 debug sections.
3288 (Output_merge_string::do_add_input_section): Handle compressed
3289 debug sections.
3290 * object.cc: Include compressed_output.h.
3291 (Sized_relobj::Sized_relobj): Initialize new data members.
3292 (build_compressed_section_map): New function.
3293 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3294 * object.h (Object::section_is_compressed): New method.
3295 (Object::do_section_is_compressed): New method.
3296 (Sized_relobj::Compressed_section_map): New type.
3297 (Sized_relobj::do_section_is_compressed): New method.
3298 (Sized_relobj::compressed_sections_): New data member.
3299 * output.cc (Output_section::add_input_section): Handle compressed
3300 debug sections.
3301 * reloc.cc: Include compressed_output.h.
3302 (Sized_relobj::write_sections): Handle compressed debug sections.
3303
ce279a62
CC		 33042010-07-08 Cary Coutant <ccoutant@google.com>
3305
3306 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3307 weak when resolving to a dynamic def.
3308 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3309 for weak undef/dynamic def cases. Adjust callers.
3310 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3311 undef_binding_weak_.
3312 (Symbol_table::sized_write_globals): Adjust symbol binding.
3313 (Symbol_table::sized_write_symbol): Add binding parameter.
3314 * symtab.h (Symbol::set_undef_binding): New method.
3315 (Symbol::is_undef_binding_weak): New method.
3316 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3317 (Symbol_table::should_override): Add new parameter.
3318 (Symbol_table::sized_write_symbol): Add new parameter.
3319
3320 * testsuite/weak_undef_file1.cc: Add new test case.
3321 * testsuite/weak_undef_file2.cc: Fix header comment.
3322 * testsuite/weak_undef_test.cc: Add new test case.
3323
b2286c10
DK		 33242010-06-29 Doug Kwan <dougkwan@google.com>
3325
3326 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3327 Initialize USE_SYMBOL_.
3328 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3329 definition.
3330 (Arm_reloc_property::uses_symbol_): New data member declaration.
3331 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3332 uses symbol value and symbol is undefined but not weakly undefined.
3333
4802450a
RÁE		 33342010-06-28 Rafael Espindola <espindola@google.com>
3335
3336 * plugin.cc (Plugin::load): Use dlerror.
3337
e5ca47ba
ILT		 33382010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3339
3340 * symtab.cc (detect_odr_violations): When reporting an ODR
3341 violation, report an object where the symbol is defined.
3342
8a75a161
DK		 33432010-06-25 Doug Kwan <dougkwan@google.com>
3344
3345 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3346 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3347 definition.
3348 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3349 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3350 target hook to detect function points.
3351 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3352 * icf.h (Icf::check_section_for_function_pointers): Change type of
3353 parameter SECTION_NAME to const reference to std::string. Use
3354 target hook to determine if section may have unsafe pointers.
3355 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3356 method definition.
3357
42218b9f
RÁE		 33582010-06-21 Rafael Espindola <espindola@google.com>
3359
3360 * fileread.cc (Input_file::find_fie): New
3361 (Input_file::open): Use Input_file::find_fie.
3362 * fileread.h (Input_file::find_fie): New
3363 * plugin.cc (set_extra_library_path): New.
3364 (Plugin::load): Add set_extra_library_path to the transfer vector.
3365 (Plugin_manager::set_extra_library_path): New.
3366 (Plugin_manager::add_input_file): Use the extra search path if set.
3367 (set_extra_library_path(): New.
3368 * plugin.h (Plugin_manager): Add set_extra_library_path and
3369 extra_search_path_.
3370
a0506cca
CC		 33712010-06-19 Cary Coutant <ccoutant@google.com>
3372
3373 * layout.cc (gdb_sections): Add .debug_types.
3374 (lines_only_debug_sections): Likewise.
3375
6508b958
RÁE		 33762010-06-18 Rafael Espindola <espindola@google.com>
3377
3378 * plugin.cc (add_input_file,add_input_library)
3379 (Plugin_manager::add_input_file): Make filename arguments const.
3380 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3381 const.
3382
3e235302
DK		 33832010-06-16 Doug Kwan <dougkwan@google.com>
3384
3385 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3386 .ARM.attributes section if we have not merged any input
3387 attributes sections.
3388
106e8a6c
DK		 33892010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3390
3391 * arm.cc: Allow combining objects with no EABI version
3392 information.
3393
91ff43fe
RÁE		 33942010-06-15 Rafael Espindola <espindola@google.com>
3395
3396 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3397
68ed838c
ILT		 33982010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3399
3400 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3401 (struct iovec): Correct !HAVE_READV definition.
3402
f3a2388f
CC		 34032010-06-10 Cary Coutant <ccoutant@google.com>
3404
3405 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3406 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3407 reloc sections.
3408 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3409
3410 PR 11683
3411 * symtab.h (Symbol::is_placeholder): New member function.
3412 * target-reloc.h (relocate_section): Check for placeholder symbols.
3413
3414 * testsuite/Makefile.am (plugin_test_8): New test.
3415 (plugin_test_9): New test.
3416 * testsuite/Makefile.in: Regenerate.
3417
e1df38aa
NC		 34182010-06-09 Nick Clifton <nickc@redhat.com>
3419
3420 * yyscript.y (input_list_element): Allow strings prefixed with
3421 the '-' character. Treat these as libraries.
3422 * script.cc (script_add_library): New function. Adds a library
3423 specified by "-l<name>" found in an input script.
3424 * script-c.h: Add prototype for script_add_library.
3425
25bbe950
DK		 34262010-06-07 Doug Kwan <dougkwan@google.com>
3427
3428 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3429 Restrict stub-group size to be within long conditional branch
3430 range when working around cortex-A8 erratum.
3431
0f32ea4c
ILT		 34322010-06-07 Damien Diederen <dd@crosstwine.com>
3433
3434 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3435 #ifdef typo.
3436
8fe2a369
ST		 34372010-06-03 Sriraman Tallam <tmsriram@google.com>
3438
3439 PR gold/11658
3440 * output.cc
3441 (Output_section::Input_section_sort_entry::compare_section_ordering):
3442 Change to return non-zero correctly.
3443 (Output_section::Input_section_sort_section_order_index_compare
3444 ::operator()): Change to fix ambiguity in comparisons.
3445
6e9ba2ca
ST		 34462010-06-01 Sriraman Tallam <tmsriram@google.com>
3447
3448 * gold.h (is_wildcard_string): New function.
3449 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3450 (Layout::layout_eh_frame): Ditto.
3451 (Layout::find_section_order_index): New method.
3452 (Layout::read_layout_from_file): New method.
3453 * layout.h (Layout::find_section_order_index): New method.
3454 (Layout::read_layout_from_file): New method.
3455 (Layout::input_section_position_): New private member.
3456 (Layout::input_section_glob_): New private member.
3457 * main.cc (main): Call read_layout_from_file here.
3458 * options.h (--section-ordering-file): New option.
3459 * output.cc (Output_section::input_section_order_specified_): New
3460 member.
3461 (Output_section::Output_section): Initialize new member.
3462 (Output_section::add_input_section): Add new parameter.
3463 Keep input sections when --section-ordering-file is used.
3464 (Output_section::set_final_data_size): Sort input sections when
3465 section ordering file is specified.
3466 (Output_section::Input_section_sort_entry): Add new parameter.
3467 Check sorting type.
3468 (Output_section::Input_section_sort_entry::compare_section_ordering):
3469 New method.
3470 (Output_section::Input_section_sort_compare::operator()): Change to
3471 consider section_order_index.
3472 (Output_section::Input_section_sort_init_fini_compare::operator()):
3473 Change to consider section_order_index.
3474 (Output_section::Input_section_sort_section_order_index_compare
3475 ::operator()): New method.
3476 (Output_section::sort_attached_input_sections): Change to sort
3477 according to section order when specified.
e1df38aa
NC		 3478 (Output_section::add_input_section<32, true>): Add new parameter.
3479 (Output_section::add_input_section<64, true>): Add new parameter.
3480 (Output_section::add_input_section<32, false>): Add new parameter.
3481 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3482 * output.h (Output_section::add_input_section): Add new parameter.
3483 (Output_section::input_section_order_specified): New
3484 method.
3485 (Output_section::set_input_section_order_specified): New method.
3486 (Input_section::Input_section): Initialize section_order_index_.
3487 (Input_section::section_order_index): New method.
3488 (Input_section::set_section_order_index): New method.
3489 (Input_section::section_order_index_): New member.
3490 (Input_section::Input_section_sort_section_order_index_compare): New
3491 struct.
3492 (Output_section::input_section_order_specified_): New member.
3493 * script-sections.cc (is_wildcard_string): Delete and move modified
3494 method to gold.h.
3495 (Output_section_element_input::Output_section_element_input): Modify
3496 call to is_wildcard_string.
3497 (Output_section_element_input::Input_section_pattern
3498 ::Input_section_pattern): Ditto.
3499 (Output_section_element_input::Output_section_element_input): Ditto.
3500 * testsuite/Makefile.am (final_layout): New test case.
3501 * testsuite/Makefile.in: Regenerate.
3502 * testsuite/final_layout.cc: New file.
3503 * testsuite/final_layout.sh: New file.
3504
3537c84b
RÁE		 35052010-06-01 Rafael Espindola <espindola@google.com>
3506
3507 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3508
105b6afd
RÁE		 35092010-06-01 Rafael Espindola <espindola@google.com>
3510
3511 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3512 visibility of symbols.
3513
29e11421
DK		 35142010-05-27 Doug Kwan <dougkwan@google.com>
3515
3516 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3517 from start of output section instead of address for a local symbol
3518 in a merged or relaxed section when doing a relocatable link.
3519
5e0f337e
RÁE		 35202010-05-26 Rafael Espindola <espindola@google.com>
3521
3522 PR 11604
3523 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3524 adding sections the garbage collector removed.
3525 * gold/testsuite/Makefile.am: Add test.
3526 * gold/testsuite/Makefile.in: Regenerate.
3527 * gold/testsuite/plugin_test_7.sh: New.
3528 * gold/testsuite/plugin_test_7_1.c: New.
3529 * gold/testsuite/plugin_test_7_2.c: New.
3530
f4187277
RÁE		 35312010-05-26 Rafael Espindola <espindola@google.com>
3532
3533 * script-sections.cc (Output_section_definition::set_section_addresses):
3534 Check for --section-start.
3535
5c388529
DK		 35362010-05-26 Doug Kwan <dougkwan@google.com>
3537
3538 * arm.cc (Arm_scan_relocatable_relocs): New class.
3539 (Target_arm::relocate_special_relocatable): New method.
3540 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3541 (Arm_relocate_functions::thumb_branch_common): Same.
3542 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3543 instead of Default_scan_relocatable_relocs.
3544 * target-reloc.h (relocate_for_relocatable): Let target handle
3545 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3546 * target.h (Sized_target::relocate_special_relocatable): New method.
3547
bca1c3ae
ILT		 35482010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3549
3550 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3551
0439c796
DK		 35522010-05-23 Doug Kwan <dougkwan@google.com>
3553
3554 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3555 instead of a cast.
3556 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3557 with a direct branch, not a conditional branch, to a stub.
3558 * merge.cc (Output_merge_base::record_input_section): New method
3559 defintion.
3560 (Output_merge_data::do_add_input_section): Record input section if
3561 keeps-input-sections flag is set.
3562 (Output_merge_string::do_add_input_section): Ditto.
3563 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3564 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3565 INPUT_SECTIONS_.
3566 (Output_merge_base::keeps_input_sections,
3567 Output_merge_base::set_keeps_input_sections,
3568 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3569 method definitions.
3570 (Output_merge_base::Input_sections): New type declaration.
3571 (Output_merge_base::input_sections_begin,
3572 Output_merge_base::input_sections_end,
3573 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3574 (Output_merge_base::bool keeps_input_sections_,
3575 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3576 Output_merge_base::input_sections_): New data members.
3577 (Output_merge_data::do_set_keeps_input_sections): New method
3578 defintion.
3579 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3580 * output.cc (Output_section::Input_section::relobj): Move method
3581 defintion from class declaration to here and handle merge sections.
3582 (Output_section::Input_section::shndx): Ditto.
3583 (Output_section::Output_section): Remove initializations of removed
3584 data members and initialize new data member LOOKUP_MAPS_.
3585 (Output_section::add_input_section): Set keeps-input-sections flag
3586 for a newly created merge output section as appropriate. Adjust code
3587 to use Output_section_lookup_maps class.
3588 (Output_section::add_relaxed_input_section): Adjst code for lookup
3589 maps code refactoring.
3590 (Output_section::add_merge_input_section): Add a new parameter
3591 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3592 class. If adding input section to a newly created merge output
3593 section fails, remove the new merge section.
3594 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3595 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3596 (Output_section::find_merge_section): Ditto.
3597 (Output_section::build_lookup_maps): New method defintion.
3598 (Output_section::find_relaxed_input_section): Adjust code to use
3599 Output_section_lookup_maps class.
3600 (Output_section::get_input_sections): Export merge sections. Adjust
3601 code to use Output_section_lookup_maps class.
3602 (Output_section:::add_script_input_section): Adjust code to use
3603 Output_section_lookup_maps class. Update lookup maps for merge
3604 sections also.
3605 (Output_section::discard_states): Use Output_section_lookup_maps.
3606 (Output_section::restore_states): Same.
3607 * output.h (Merge_section_properties): Move class defintion out of
3608 Output_section.
3609 (Output_section_lookup_maps): New class.
3610 (Output_section::Input_section::is_merge_section): New method
3611 defintion.
3612 (Output_section::Input_section::relobj): Move defintion out of class
3613 defintion. Declare method only.
3614 (Output_section::Input_section::shndx): Ditto.
3615 (Output_section::Input_section::output_merge_base): New method defintion.
3616 (Output_section::Input_section::u2_.pomb): New union field.
3617 (Output_section::Merge_section_by_properties_map,
3618 Output_section::Output_section_data_by_input_section_map,
3619 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3620 Remove types.
3621 (Output_section::add_merge_input_section): Add new parameter
3622 KEEPS_INPUT_SECTIONS.
3623 (Output_section::build_lookup_maps): New method declaration.
3624 (Output_section::merge_section_map_,
3625 Output_section::merge_section_by_properties_map_,
3626 Output_section::relaxed_input_section_map_,
3627 Output_section::is_relaxed_input_section_map_valid_): Remove data
3628 members.
3629 (Output_section::lookup_maps_): New data member.
3630
76295588
L		 36312010-05-21 Doug Kwan <dougkwan@google.com>
3632
3633 PR gold/11619
3634 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3635 avoid a compilation error.
3636
d103a984
RÁE		 36372010-05-19 Rafael Espindola <espindola@google.com>
3638
3639 * script-sections.cc (Output_section_definition::allocate_to_segment):
3640 Update the phdrs_list even when the output section is NULL.
3641 * testsuite/Makefile.am: Add test.
3642 * testsuite/Makefile.in: Regenerate.
3643 * testsuite/script_test_9.cc: New.
3644 * testsuite/script_test_9.sh: New.
3645 * testsuite/script_test_9.t: New.
3646
6625d24e
DK		 36472010-05-19 Doug Kwan <dougkwan@google.com>
3648
3649 * arm.cc (Arm_input_section::original_size): New method.
3650 (Arm_input_section::do_addralign): Add a cast.
3651 (Arm_input_section::do_output_offset): Remove static cast.
3652 (Arm_input_section::original_addralign,
3653 Arm_input_section::original_size_): Change type to uint32_t.
3654 (Arm_input_section::init): Add safe casts for section alignment
3655 and size.
3656 (Arm_input_section::set_final_data_size): Do not set address and
3657 offset of stub table.
3658 (Arm_output_section::fix_exidx_coverage): Change use of of
3659 Output_section::Simple_input_section to that of
3660 Output_section::Input_section.
3661 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3662 except for the first pass.
3663 * output.cc (Output_section::get_input_sections): Change type of
3664 input_sections to std::list<Input_section>.
3665 (Output_section::add_script_input_section): Rename from
3666 Output_section::add_simple_input_section. Change type of SIS
3667 parameter from Simple_input_section to Input_section.
3668 * output.h (Output_section::Simple_input_section): Remove class.
3669 (Output_section::Input_section): Change class visibility to public.
3670 (Output_section::Input_section::addralign): Use stored alignments
3671 for special input sections if set.
3672 (Output_section::Input_section::set_addralign): New method.
3673 (Output_section::get_input_sections): Change parameter type from
3674 list of Simple_input_section to list of Input_section.
3675 (Output_section::add_script_input_section): Rename from
3676 Output_section::add_simple_input_section. Change first parameter's
3677 type from Simple_input_section to Input_section and remove the
3678 second and third parameters.
3679 * script-sections.cc (Input_section::Input_section_list): Change
3680 type to list of Output_section::Input_section/
3681 (Input_section_info::Input_section_info): Change parameter type of
3682 INPUT_SECTION to Output_section::Input_section.
3683 (Input_section_info::input_section): Change return type.
3684 (Input_section_info::input_section_): Change type to
3685 Output_section::Input_section.
3686 (Output_section_element_input::set_section_addresses): Adjust code
3687 to use Output_section::Input_section instead of
3688 Output_section::Simple_input_section. Adjust code for renaming
3689 of Output_section::add_simple_input_section.
3690 (Orphan_output_section::set_section_addresses): Ditto.
3691
e1e82ea4
RW		 36922010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3693
3694 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3695 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3696
91e75c8a
RÁE		 36972010-05-18 Rafael Espindola <espindola@google.com>
3698
3699 * options.cc (General_options::finalize): Handle -nostdlib.
3700 * options.h (nostdlib): New option.
3701 * script.cc (script_add_search_dir): Handle -nostdlib.
3702
da59ad79
DK		 37032010-05-12 Doug Kwan <dougkwan@google.com>
3704
3705 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3706 attributes section only if there no attributes section after merging.
3707 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3708 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3709 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3710 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3711 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3712 and arm_attr_merge_7.stdout.
3713 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3714 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3715 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3716 arm_attr_merge_7b.o): New rules.
3717 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3718 arm_attr_merge_7
3719 * testsuite/Makefile.in: Regenerate.
3720 * testsuite/arm_attr_merge.sh: New file.
3721 * testsuite/arm_attr_merge_[67][ab].s: Same.
3722
3e01a7fd
NC		 37232010-05-05 Nick Clifton <nickc@redhat.com>
3724
3725 * po/es.po: Updated Spanish translation.
3726
7ad2014a
L		 37272010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3728
3729 * Makefile.am (install-exec-local): Properly install gold as
3730 default cross linker.
3731 * Makefile.in: Regenerated.
3732
4fda8867
NC		 37332010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3734 Nick Clifton <nickc@redhat.com>
3735
3736 * configure.ac (install_as_default): Define and set to false
3737 unless --enable-gold or --enable-gold=both/gold has been
3738 specified.
3739 * configure: Regenerate.
3740
3741 * Makefile.am (install-exec-local): Install the executable as
3742 'ld.gold'. If install_as_default is true then also install it as
3743 'ld'.
3744 * Makefile.in: Regenerated.
3745
bd288ea2
ILT		 37462010-04-24 Ian Lance Taylor <iant@google.com>
3747
3748 * layout.cc (Layout::layout_reloc): In relocatable link don't
3749 combine reloc sections for grouped sections.
3750
ef38fd8a
ST		 37512010-04-23 Sriraman Tallam <tmsriram@google.com>
3752
3753 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3754 sections that are not ordinary to icf.
3755 * icf.cc (get_section_contents): Handle relocation pointing to section
3756 with no object or shndx information.
3757 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3758 * testsuite/Makefile.in: Regenerate.
3759 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3760 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3761
f6973bdc
ILT		 37622010-04-22 Ian Lance Taylor <iant@google.com>
3763
3764 * expression.cc (Expression::Expression_eval_info): Add
3765 result_alignment_pointer field.
3766 (Expression::eval_with_dot): Add result_alignment_pointer
3767 parameter. Change all callers.
3768 (Expression::eval_maybe_dot): Likewise.
3769 (class Binary_expression): Add alignment_pointer parameter to
3770 left_value and right_value. Change all callers.
3771 (BINARY_EXPRESSION): Set result alignment.
3772 (class Trinary_expression): Add alignment_pointer parameter to
3773 arg2_value and arg3_value. Change all callers.
3774 (Trinary_cond::value): Set result alignment.
3775 (Max_expression::value, Min_expression::value): Likewise.
3776 (Align_expression::value): Likewise.
3777 * script-sections.cc (class Sections_element): Add dot_alignment
3778 parameter to set_section_addresses virtual function. Update
3779 instantiations.
3780 (class Output_section_element): Likewise.
3781 (Script_sections::create_segments): Add dot_alignment parameter.
3782 Change all callers.
3783 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3784 (Script_sections::set_phdrs_clause_addresses): Likewise.
3785 * script-sections.h: Update declarations.
3786 * script.h: Update declarations.
3787 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3788 min_p_align.
3789 * testsuite/script_test_3.t: Set large alignment.
3790 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3791 segment has expected alignment.
3792
9c9c98a5
NC		 37932010-04-22 Nick Clifton <nickc@redhat.com>
3794
3795 * po/gold.pot: Updated by the Translation project.
3796 * po/vi.po: Updated Vietnamese translation.
3797
2253bfba
L		 37982010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3799
3800 * testsuite/Makefile.am (check_PROGRAMS): Add
3801 icf_virtual_function_folding_test.
3802 * testsuite/Makefile.in: Regenerated.
3803
85fdf906
AH		 38042010-04-15 Andrew Haley <aph@redhat.com>
3805
3806 * options.h (merge_exidx_entries): New option.
3807 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3808 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3809 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3810 (Target_arm::merge_exidx_entries): New function.
3811 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3812 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3813 to Arm_exidx_fixup constructor.
3814 Add new arg, merge_exidx_entries.
3815 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3816 Arm_output_section::fix_exidx_coverage.
3817
ce97fa81
ST		 38182010-04-18 Sriraman Tallam <tmsriram@google.com>
3819
3820 * icf.cc (get_section_contents): Check for preemptible functions.
3821 Ignore addend when appropriate.
3822 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3823 section folded.
3824 (add_from_relobj): Check for section folded.
3825 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3826 * symtab.h (should_add_dynsym_entry): Add new parameter.
3827 * target-reloc.h (scan_relocs): Check for section folded.
3828 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3829 Check reloc types for function pointers in shared objects.
3830 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3831 case.
3832 (icf_preemptible_functions_test): New test case.
3833 (icf_string_merge_test): New test case.
3834 * testsuite.Makefile.in: Regenerate.
3835 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3836 bar_glob. Refactor code.
3837 * testsuite/icf_preemptible_functions_test.cc: New file.
3838 * testsuite/icf_preemptible_functions_test.sh: New file.
3839 * testsuite/icf_string_merge_test.cc: New file.
3840 * testsuite/icf_string_merge_test.sh: New file.
3841 * testsuite/icf_virtual_function_folding_test.cc: New file.
3842 * testsuite/icf_virtual_function_folding_test.sh: New file.
3843
04ceb17c
DK		 38442010-04-14 Doug Kwan <dougkwan@google.com>
3845
3846 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3847 for local symbol recounting if we remove a section due to ICF.
3848 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3849 there are no regular objects in input.
3850
153e7da4
DK		 38512010-04-13 Doug Kwan <dougkwan@google.com>
3852
3853 * arm.cc (Arm_input_section::set_final_data_size): Compute
3854 accurate final data size instead of using current data size.
3855
4dbd9faf
DK		 38562010-04-09 Doug Kwan <dougkwan@google.com>
3857
3858 * layout.cc (Layout::choose_output_section): Handle script section
3859 types.
3860 (Layout::make_output_section_for_script): Add section type parameter.
3861 Handle script section types.
3862 * layout.h (Layout::make_output_section_for_script): Add section
3863 type parameter.
3864 * output.cc (Output_section::Output_section): Initialize data member
3865 is_noload_.
3866 (Output_section::do_reset_address_and_file_offset): Do not set address
3867 to 0 if section is a NOLOAD section.
3868 * output.h (Output_section::is_noload): New method.
3869 (Output_section::set_is_noload): Ditto.
3870 (Output_section::is_noload_): New data member.
3871 * script-c.h (Script_section_type): New enum type.
3872 (struct Parser_output_section_header): Add new file section_type.
3873 * script-sections.cc (Sections_element::output_section_name): Add
3874 parameter for returning script section type.
3875 (Output_section_definition::output_section_name): Ditto.
3876 (Output_section_definition::section_type)P; New method.
3877 (Output_section_definiton::script_section_type_name): Ditto.
3878 (Output_section_definition::script_section_type_): New data member.
3879 (Output_section_definition::Output_section_definition): Initialize
3880 data member Output_section_definition::script_section_type_.
3881 (Output_section_definition::create_sections): Pass script section type
3882 to Layout::make_output_section_for_script.
3883 (Output_section_definition::output_section_name): Return script
3884 section type to caller.
3885 (Output_section_definition::set_section_address): Do not advance
3886 dot value and load address if section type is NOLOAD. Set address
3887 of NOLOAD sections regardless of section flags.
3888 (Output_section_definition::print): Print section type if it is
3889 not SCRIPT_SECTION_TYPE_NONE.
3890 (Output_section_definition::section_type): New method.
3891 (Output_section_definition::script_section_type_name): Ditto.
3892 (Script_sections::output_section_name): Add new parameter
3893 PSECTION_TYPE for returning script section type. Pass it to
3894 section elements. Handle discard sections.
3895 (Sort_output_sections::operator()): Handle NOLOAD sections.
3896 * script-sections.h (Script_sections::Section_type): New enum type.
3897 (Script_sections::output_section_name): Add a new parameter for
3898 returning script section type.
3899 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3900 INFO and NOLOAD.
3901 * yyscript.y (union): Add new field SECTION_TYPE.
3902 (COPY, DSECT, INFO, NOLOAD): New tokens.
3903 (opt_address_and_section_type): Change type to output_section_header.
3904 (section_type): New non-terminal
3905 (section_header): Handle section type.
2253bfba 3906 (opt_address_and_section_type): Return section type value.
4dbd9faf 3907
721ea635
L		 39082010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3909
3910 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3911 * testsuite/plugin_common_test_2.c (foo): Likewise.
3912
6bf924b0
DK		 39132010-04-08 Doug Kwan <dougkwan@google.com>
3914
3915 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3916 Output_merge_data.
3917 * output.cc (Output_section::add_merge_input_section): Simplify
3918 code and return status of Output_merge_base::add_input_section.
e1df38aa 3919 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3920 returns true.
3921
24af6f92
DK		 39222010-04-07 Doug Kwan <dougkwan@google.com>
3923
3924 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3925 if section is marked as containing instructions but has no mapping
3926 symbols.
3927 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3928 correct section index.
3929 (Arm_relobj::find_linked_text_section): Ditto.
3930
00698fc5
CC		 39312010-04-07 Cary Coutant <ccoutant@google.com>
3932
3933 * archive.cc (include_member): Destroy Read_symbols_data object before
3934 releasing file.
3935 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3936 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3937 (Read_symbols_data::~Read_symbols_data) New destructor.
3938 (Section_relocs::Section_relocs) New constructor.
3939 (Section_relocs::~Section_relocs) New destructor.
3940 (Read_relocs_data::Read_relocs_data) New constructor.
3941 (Read_relocs_data::~Read_relocs_data) New destructor.
3942 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3943 pointers to NULL after deleting.
3944
7296d933
DK		 39452010-04-07 Doug Kwan <dougkwan@google.com>
3946
3947 * arm.cc: Replace "endianity" with "endianness" in comments.
3948 (Arm_exidx_cantunwind): Ditto.
3949 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3950 (Arm_relobj::merge_flags_and_attributes): New method.
3951 (Arm_relobj::merge_flags_and_attributes_): New data member.
3952 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3953 (Arm_relobj::scan_sections_for_stubs): Ditto.
3954 (Arm_relobj::do_read_symbols): Check to see if we really want to
3955 merge processor-specific flags and attributes. Exit early if
3956 an object is empty except for section names and the undefined symbol.
3957 (Target_arm::do_finalize_sections): Move check for ELF format to
3958 Arm_relobj::do_read_symbols. Merge processor specific flags and
3959 attributes from a regular object only when we have determined that
3960 it is aapropriate. Do not create an .ARM.attributes section in
3961 output if there is no regular input object.
3962 (Target_arm::merge_processor_specific_flags): Check
3963 --warn-mismatch before printing any error.
3964 (Target_arm::merge_object_attributes): Ditto.
3965 * gold.cc (queue_middle_tasks): Handle the case in which there is
3966 no regular object in input.
3967 * options.cc (General_options::parse_EB): New method.
3968 (General_options::parse_EL): Same.
3969 (General_options::General_options): Initialize endianness_.
3970 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3971 New options.
3972 (General_options::Endianness): New enum.
3973 (General_options::endianness): New method.
3974 (General_options::endianness_): New data member.
3975 * parameters.cc (Parameters::set_options): Check target endianness.
3976 (Parameters::set_target_once): Ditto.
3977 (Parameters::check_target_endianness): New method.
3978 (parameters_force_valid_target): If either -EL or -EB is specified,
3979 use it to define endianness of default target.
3980 * parameters.h (Parameters::check_target_endianness): New method
3981 declaration.
3982 * target.h (class Target): Change "endianity" to "endianness"
3983 in comments.
3984
efc8d4f2
RW		 39852010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3986
3987 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3988 * configure: Regenerate.
3989 * Makefile.in: Regenerate.
3990 * testsuite/Makefile.in: Regenerate.
3991
be234d88
CC		 39922010-04-06 Cary Coutant <ccoutant@google.com>
3993
3994 gcc PR lto/42757
3995 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3996 prevailing definitions of common symbols.
3997 * testsuite/plugin_test_6.sh: New test case.
3998 * testsuite/plugin_common_test_1.c: New test case.
3999 * testsuite/plugin_common_test_2.c: New test case.
4000 * testsuite/Makefile.am (plugin_test_6): New test case.
4001 * testsuite/Makefile.in: Regenerate.
4002
bd32c6bd
NC		 40032010-04-06 Nick Clifton <nickc@redhat.com>
4004
4005 * po/vi.po: New Vietnamese translation.
4006
323c532f
DK		 40072010-03-30 Doug Kwan <dougkwan@google.com>
4008
4009 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4010
4fcd97eb
DK		 40112010-03-25 Doug Kwan <dougkwan@google.com>
4012
4013 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4014 to avoid a conversion warning on a 32-bit host.
4015
4ebf39db
ILT		 40162010-03-24 Ian Lance Taylor <iant@google.com>
4017
4018 * testsuite/script_test_3.t: Add a TLS segment.
4019 * testsuite/Makefile.am (check_PROGRAMS): Add
4020 tls_phdrs_script_test.
4021 (tls_phdrs_script_test_SOURCES): Define.
4022 (tls_phdrs_script_test_DEPENDENCIES): Define.
4023 (tls_phdrs_script_test_LDFLAGS): Define.
4024 (tls_phdrs_script_test_LDADD): Define.
4025 * testsuite/Makefile.in: Rebuild.
4026
4a599bdd
CC		 40272010-03-23 Cary Coutant <ccoutant@google.com>
4028
4029 * fileread.cc (find_or_make_view): Fix comment.
4030
6c93b22c
ILT		 40312010-03-23 Ian Lance Taylor <iant@google.com>
4032
4033 * script-sections.cc (class Orphan_section_placement): Define
4034 PLACE_TLS and PLACE_TLS_BSS.
4035 (Orphan_section_placement::Orphan_section_placement): Initialize
4036 new places.
4037 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4038 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4039 (tls_script_test_SOURCES): Define.
4040 (tls_script_test_DEPENDENCIES): Define.
4041 (tls_script_test_LDFLAGS): Define.
4042 (tls_script_test_LDADD): Define.
4043 * testsuite/Makefile.in: Rebuild.
4044
a2c7281b
DK		 40452010-03-22 Doug Kwan <dougkwan@google.com>
4046
4047 * arm.cc (Arm_relocate_functions::abs8,
4048 Arm_relocate_functions::abs16): Use correct check for overflow
4049 specified in the ARM ELF specs.
4050 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4051 target of a BLX instruction specially.
4052 (Reloc_stub::stub_type_for_reloc): Ditto.
4053 (Relocate::relocate): Use symbolic names instead of numeric relocation
4054 codes to report error.
4055 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4056 workaround.
4057 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4058 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4059 thumb2_blx_out_of_range.stdout
4060 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4061 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4062 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4063 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4064 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4065 thumb2_blx_in_range, thumb2_blx_in_range.o,
4066 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4067 thumb2_blx_out_of_range.o): New rules.
4068 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4069 thumb2_blx_in_range and thumb2_blx_out_of_range.
4070 * testsuite/Makefile.in: Regenerate.
4071 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4072 * testsuite/thumb_blx_in_range.s: New file.
4073 * testsuite/thumb_blx_out_of_range.s: New file.
4074
b0193076
RÁE		 40752010-03-22 Rafael Espindola <espindola@google.com>
4076
4077 * archive.cc (Should_include): Move to archive.h.
4078 (should_include_member): Make it a member of Archive.
4079 (Lib_group): New.
4080 (Add_lib_group_symbols): New.
4081 * archive.h: Include options.h.
4082 (Archive_member): Moved from Archive.
4083 (Should_include): Moved from archive.cc.
4084 (Lib_group): New.
4085 (Add_lib_group_symbols): New.
4086 * dynobj.cc (do_should_include_member): New.
4087 * dynobj.h (do_should_include_member): New.
4088 * gold.cc (queue_initial_tasks): Update call to queue.
4089 * main.cc (main): Print lib group stats.
4090 * object.cc (do_should_include_member): New.
4091 * object.h: Include archive.h.
4092 (Object::should_include_member): New.
4093 (Object::do_should_include_member): New.
4094 (Sized_relobj::do_should_include_member): New.
4095 * options.cc (General_options::parse_start_lib): New.
4096 (General_options::parse_end_lib): New.
4097 (Input_arguments::add_file): Handle lib groups.
4098 (Input_arguments::start_group): Check we are not in a lib.
4099 (Input_arguments::start_lib): New.
4100 (Input_arguments::end_lib): New.
4101 * options.h (General_options): Add start_lib and end_lib.
4102 (Input_argument::lib_): New.
4103 (Input_argument::lib): New.
4104 (Input_argument::is_lib): New.
4105 (Input_file_lib): New.
4106 (Input_arguments::in_lib_): New.
4107 (Input_arguments::in_lib): New.
4108 (Input_arguments::start_lib): New.
4109 (Input_arguments::end_lib_): New.
4110 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4111 in unused members as preempted.
4112 (Sized_pluginobj::do_should_include_member): New.
4113 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4114 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4115 return the blocker.
4116 (Read_symbols::do_whole_lib_group): New.
4117 (Read_symbols::do_lib_group): New.
4118 (Read_symbols::do_read_symbols): Handle lib groups.
4119 (Read_symbols::get_name): Handle lib groups.
4120 * readsyms.h (Read_symbols): Add an archive member pointer.
4121 (Read_symbols::do_whole_lib_group): New.
4122 (Read_symbols::do_lib_group): New.
4123 (Read_symbols::member_): New.
4124 * script.cc (read_input_script): Update call to queue_soon.
4125
d099120c
DK		 41262010-03-19 Doug Kwan <dougkwan@google.com>
4127
4128 * arm.cc (Stub_table::Stub_table): Initialize new data members
4129 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4130 (Stub_table::add_reloc_stub): Assign stub offset and update
4131 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4132 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4133 New data members.
4134 (Stub_table::update_data_size_and_addralign): Use
4135 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4136 instead of going over all reloc stubs.
4137 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4138 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4139 Stringpool_template::offset_ to size of Stringpool_char.
4140 (Stringpool_template::new_key_offset): Remove code to initialize
4141 Stringpool_template::offset_.
4142 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4143 Stringpool_template::offset_ to zero.
4144
1aa37384
DK		 41452010-03-15 Doug Kwan <dougkwan@google.com>
4146
4147 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4148 offset_.
4149 (Stringpool_template::new_key_offset): New method.
4150 (Stringpool_template::add_string): Assign offsets when adding new
4151 strings.
4152 (Stringpool_template::set_string_offsets): Do not set string offsets
4153 when not optimizing.
4154 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4155 member size_.
4156 (Chunked_vector::clear): Clear size_.
4157 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4158 (Chunked_vector::size): Return size_.
4159 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4160 (Chunked_vector::size_): New data member.
1aa37384
DK		 4161 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4162 (Stringpool_template::new_key_offset): New method declaration.
4163 (Stringpool_template::offset_): New data member.
4164
b672b057
RÁE		 41652010-03-15 Rafael Espindola <espindola@google.com>
4166
4167 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4168 Add_symbols' constructor.
4169 * readsyms.h (Add_symbols): Remove the input_group member.
4170
b6848d3c
ILT		 41712010-03-10 Ian Lance Taylor <iant@google.com>
4172
4173 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4174 target to ask whether a reference to a symbol requires a stack
4175 split.
4176 * target.h (Target::is_call_to_non_split): New function.
4177 (Target::do_is_call_to_non_split): Declare virtual function.
4178 * target.cc: Include "symtab.h".
4179 (Target::do_is_call_to_non_split): New function.
4180 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4181
a2a5469e
CC		 41822010-03-10 Cary Coutant <ccoutant@google.com>
4183
4184 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4185 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4186 (File_read::open[2]): Add whole_file_view_ to list of views.
4187 (File_read::make_view): Remove test of whole_file_view_.
4188 (File_read::find_or_make_view): Create whole_file_view_ if
4189 necessary.
4190 (File_read::clear_views): Replace bool parameter with enum;
4191 adjust all callers. Don't delete views with permanent data;
4192 do delete cached views and views from archives if
4193 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4194 if clearing the corresponding view.
4195 * fileread.h (File_read::Clear_views_mode): New enum.
4196 (File_read::View::is_permanent_view): New method.
4197 (File_read::clear_views): Replace bool parameter
4198 with enum; adjust all callers.
4199 * options.h (General_options): Change keep_files_mapped option;
4200 add map_whole_files.
4201 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4202 releasing the file.
4203 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4204 the file.
4205
8861f32b
DM		 42062010-03-10 David S. Miller <davem@davemloft.net>
4207
4208 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4209
d62d0f5f
ST		 42102010-03-09 Sriraman Tallam <tmsriram@google.com>
4211
4212 * icf.cc (get_section_contents): Add '@' marker after processing the
4213 merge reloc.
4214
9177756d
DK		 42152010-03-08 Doug Kwan <dougkwan@google.com>
4216
4217 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4218 due to a conversion warning.
4219 (Arm_relobj::update_output_local_symbol_count): Check for local
4220 symbol with unset output index.
4221
9e9e071b
ILT		 42222010-03-05 Ian Lance Taylor <iant@google.com>
4223
4224 * options.h (class General_options): Add --spare-dynamic-tags.
4225 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4226 --spare-dynamic-tags.
4227
a81ee015
ILT		 42282010-03-05 Ian Lance Taylor <iant@google.com>
4229
4230 * incremental.cc: Include "libiberty.h".
4231
44ec90b9
RO		 42322010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4233
4234 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4235 function, is_info_ member.
4236 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4237 (Versions::Versions): Update caller.
4238 (Versions::define_base_version): Likewise.
4239 (Versions::add_def): Likewise.
4240
0897ed3b
ST		 42412010-03-03 Sriraman Tallam <tmsriram@google.com>
4242
4243 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4244 (Scan::possible_function_pointer_reloc): New function.
4245 (Scan::local_reloc_may_be_function_pointer): Change to call
4246 possible_function_pointer_reloc.
4247 (Scan::global_reloc_may_be_function_pointer): Ditto.
4248 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4249 relocations in ".data.rel.ro._ZTV" section.
4250 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4251 * testsuite/icf_safe_so_test.cc: Ditto.
4252 * testsuite/icf_safe_test.cc: Ditto.
4253 * testsuite/icf_safe_test.sh: Ditto.
4254
d3bbad62
ILT		 42552010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4256 Ian Lance Taylor <iant@google.com>
4257
4258 * target-reloc.h (relocate_section): Check the symbol table index
4259 for -1U before setting the local symbol index.
4260 (scan_relocatable_relocs): If copying the relocation, record that
4261 the local symbol is required.
4262 * object.h (Symbol_value::is_output_symtab_index_set): New
4263 function.
4264 (Symbol_value::may_be_discarded_from_output_symtab): New
4265 function.
4266 (Symbol_value::has_output_symtab_entry): New function.
4267 (Symbol_value::needs_output_symtab_entry): Remove.
4268 (Symbol_value::output_symtab_index): Make sure the symbol index is
4269 set.
4270 (Symbol_value::set_output_symtab_index): Make sure the symbol
4271 index is not set. Make sure the new index is valid.
4272 (Symbol_value::set_must_have_output_symtab_entry): New function.
4273 (Symbol_value::has_output_dynsym_entry): New function.
4274 (Symbol_value::set_output_dynsym_index): Make sure the new index
4275 is valid.
4276 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4277 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4278 local symbol if permitted.
4279 (Sized_relobj::do_finalize_local_symbols): Call
4280 is_output_symtab_index_set rather than needs_output_symtab_entry.
4281 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4282 rather than needs_output_symtab_entry. Call
4283 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4284 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4285 is_output_symtab_index_set rather than needs_output_symtab_entry.
4286 * testsuite/discard_locals_relocatable_test.c: New file.
4287 * testsuite/discard_locals_test.sh: Test -r.
4288 * testsuite/Makefile.am (check_DATA): Add
4289 discard_locals_relocatable_test1.syms,
4290 discard_local_relocatable_test2.syms.
4291 (MOSTLYCLEANFILES): Likewise. Also add
4292 discard_locals_relocatable_test1.lout and
4293 discard_locals_relocatable_test2.out.
4294 (discard_locals_relocatable_test1.syms): New target.
4295 (discard_locals_relocatable_test.o): New target.
4296 (discard_locals_relocatable_test1.out): New target.
4297 (discard_locals_relocatable_test2.syms): New target.
4298 (discard_locals_relocatable_test2.out): New target.
4299 (various): Add missing ../ld-new dependencies.
4300 * testsuite/Makefile.in: Rebuild.
4301
7e8ccf26
NC		 43022010-03-03 Nick Clifton <nickc@redhat.com>
4303
4304 * po/fi.po: New Finnish translation.
4305
2a0ff005
DK		 43062010-03-01 Doug Kwan <dougkwan@google.com>
4307
4308 * layout.cc (Layout::Layout): Force section types of .init_array*,
4309 .preinit_array* and .fini_array* sections.
4310 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4311 Fix check of return value of std::string::find.().
4312 (Output_section::Input_section_sort_compare::operator()): Remove
4313 comment about .init_array.
4314 (Output_section::Input_section_sort_init_fini_compare::operator()):
4315 New method.
4316 (Output_section::sort_attached_input_sections): Handle .init_array
4317 and .fini_array specially.
4318 * output.h (Output_section::Inut_section_sort_compare): Update
4319 comment.
4320 (Output_section::Input_section_sort_init_fini_compare): New struct.
4321
c3e4ae29
DK		 43222010-02-26 Doug Kwan <dougkwan@google.com>
4323
4324 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4325 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4326 * testsuite/debug_msg.sh: Avoid matching source line number for
4327 use of global variable undef_int.
4328
2fd9ae7a
DK		 43292010-02-26 Doug Kwan <dougkwan@google.com>
4330
4331 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4332 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4333 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4334 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4335 * options.cc (General_options::General_options): Initialize member
4336 fix_v4bx_.
4337 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4338 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4339 and rm_no_fix_v4bx.stdout
4340 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4341 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4342 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4343 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4344 and arm_no_fix_v4bx.
4345 * Makefile.in: Regenerate.
4346 * testsuite/arm_fix_v4bx.s: New file.
4347 * testsuite/arm_fix_v4bx.sh: Ditto.
4348
67ec7d0b
DK		 43492010-02-24 Doug Kwan <dougkwan@google.com>
4350
4351 * arm.cc (Target_arm::got_section): Make the .got section the first
4352 non RELRO section in the data segment.
4353 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4354 suffixes of section names.
4355
10165461
DK		 43562010-02-24 Doug Kwan <dougkwan@google.com>
4357
4358 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4359 flags and attributes merging if an input file is a binary file.
4360 * fileread.cc (Input_file::open): Record format of original file.
4361 * fileread.h (Input_file::Format): New enum type.
4362 (Input_file::Input_file): Initialize data member format_.
4363 (Input_file::format): New method definition.
4364 (Input_file::format_):: New data member.
4365
4a54abbb
DK		 43662010-02-24 Doug Kwan <dougkwan@google.com>
4367
4368 * arm.cc (Arm_output_data_got): New class.
4369 (ARM_TCB_SIZE): New constant
4370 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4371 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4372 If user uses a script with a SECTIONS clause, issue only a warning
4373 for a misplaced EXIDX input section. Otherwise, issue an error.
4374 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4375 garbage collection.
4376 (Target_arm::got_mode_index_entry): Handle static linking.
4377 (Target_arm::Scan::local): Ditto.
4378 (Target_arm::Scan::global): Ditto.
4379 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4380 all incorrectly implemented relocations.
e1df38aa 4381 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4382 Arm_output_section::fix_exidx_coverage.
4383 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4384 from ".ARM.exidx." and ".ARM.extab.".
4385
ca419a6f
ILT		 43862010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4387
4388 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4389 section if it does not already exist.
4390 * attributes.cc (Attributes_section_data::Attributes_section_data):
4391 Don't crash if size is zero.
4392
135b9c78
ILT		 43932010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4394 Ian Lance Taylor <iant@google.com>
4395
4396 * gold.cc (queue_middle_tasks): If no input files were opened,
4397 exit.
4398 * workqueue.h (Task_function::Task_function): Assert that there is
4399 a blocker.
4400
bb0bfe4f
DK		 44012010-02-22 Doug Kwan <dougkwan@google.com>
4402
4403 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4404 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4405 types to avoid warnings due to different uint64_t implementations
4406 on different hosts.
4407
2a2b6d42
DK		 44082010-02-21 Doug Kwan <dougkwan@google.com>
4409
4410 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4411 handling of the maximum backward branch offset.
4412 (Arm_relocate_functions::thumb_branch_common): Ditto.
4413 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4414 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4415 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4416 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4417 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4418 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4419 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4420 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4421 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4422 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4423 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4424 thumb2_bl_out_of_range.o): New rules.
4425 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4426 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4427 thumb2_bl_out_of_range
4428 * testsuite/Makefile.in: Regenerate.
4429 * testsuite/arm_bl_in_range.s: New file.
4430 * testsuite/arm_bl_out_of_range.s: Ditto.
4431 * testsuite/arm_branch_in_range.sh: Ditto.
4432 * testsuite/arm_branch_range.t: Ditto.
4433 * testsuite/thumb2_branch_range.t: Ditto.
4434 * testsuite/thumb_bl_in_range.s: Ditto.
4435 * testsuite/thumb_bl_out_of_range.s: Ditto.
4436 * testsuite/thumb_branch_range.t: Ditto.
4437
b487ad64
ST		 44382010-02-20 Sriraman Tallam <tmsriram@google.com>
4439
4440 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4441 Add reloc offset information.
4442 * icf.cc (get_section_contents): Change iterators to point to the new
4443 vectors. Add reloc offset information to the contents.
4444 * icf.h (Icf::Sections_reachable_info): New typedef.
4445 (Icf::Sections_reachable_list): New typedef.
4446 (Icf::Offset_info): New typedef.
4447 (Icf::Reloc_info): New struct typedef.
4448 (Icf::Reloc_info_list): New typedef.
4449 (Icf::symbol_reloc_list): Delete method.
4450 (Icf::addend_reloc_list): Delete method.
4451 (Icf::section_reloc_list): Delete method.
4452 (Icf::reloc_info_list): New method.
4453 (Icf::reloc_info_list_): New member.
4454
f96accdf
DK		 44552010-02-19 Doug Kwan <dougkwan@google.com>
4456
4457 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4458 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4459 * arm.cc (Arm_relocation_functions): New forward declaration.
4460 (Target_arm::Target_arm): Initialize new data members
4461 got_mod_index_offset_ and tls_base_symbol_defined_.
4462 (Target_arm::Relocate::relocate_tls): New method.
4463 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4464 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4465 New methods.
4466 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4467 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4468 (Target_arm::got_mod_index_offset_,
4469 Target_arm::tls_base_symbol_defined_): New data members.
4470 (Target_arm::Scan::local, Target::Scan::global,
4471 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4472 relocations.
4473
c8761b9a
DK		 44742010-02-18 Doug Kwan <dougkwan@google.com>
4475
4476 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4477 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4478 text section as a parameter becuase some broken tools may not set
4479 the link in section header.
4480 (Target_arm::has_got_section): New method.
4481 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4482 without any mapping symbol as data only. Remove warning.
4483 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4484 link in its section header, try to discover the link by inspecting the
4485 REL31 relocation at the beginning of the section.
4486 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4487 in error message.
4488 (Target_arm::Scan::global): Treat any reference to the symbol
4489 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4490
21bb3914
ST		 44912010-02-12 Sriraman Tallam <tmsriram@google.com>
4492
4493 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4494 (Scan::global_reloc_may_be_function_pointer): New function.
4495 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4496 (Scan::global_reloc_may_be_function_pointer): New function.
4497 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4498 (Scan::global_reloc_may_be_function_pointer): New function.
4499 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4500 (Scan::global_reloc_may_be_function_pointer): New function.
4501 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4502 (Scan::global_reloc_may_be_function_pointer): New function.
4503 (Scan::possible_function_pointer_reloc): New function.
4504 (Target_x86_64::can_check_for_function_pointers): New function.
4505 * gc.h (gc_process_relocs): Scan relocation types to determine if
4506 function pointers were taken for targets that support it.
4507 * icf.cc (Icf::find_identical_sections): Include functions for
4508 folding in safe ICF whose pointer is not taken.
4509 * icf.h (Secn_fptr_taken_set): New typedef.
4510 (fptr_section_id_): New member.
4511 (section_has_function_pointers): New function.
4512 (set_section_has_function_pointers): New function.
4513 (check_section_for_function_pointers): New function.
4514 * options.h: Fix comment for safe ICF option.
4515 * target.h (can_check_for_function_pointers): New function.
4516 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4517 Modify icf_safe_test for X86-64.
4518 * testsuite/Makefile.in: Regenerate.
4519 * testsuite/icf_safe_so_test.cc: New file.
4520 * testsuite/icf_safe_so_test.sh: New file.
4521 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4522 (main): Change to take pointer to function kept_func_3.
4523 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4524 folding is done correctly for X86-64.
4525
0da6fa6c
DM		 45262010-02-12 David S. Miller <davem@davemloft.net>
4527
4528 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4529 is_symbolless parameter.
4530 (Output_reloc<SHT_REL>::is_symbolless): New.
4531 (Output_reloc<SHT_REL>::is_symbolless_): New.
4532 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4533 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4534 (Output_reloc<SHT_RELA>::is_symbolless): New.
4535 (Output_data_reloc::add_global): Handle is_symbolless.
4536 (Output_data_reloc::add_global_relative): Likewise.
4537 (Output_data_reloc::add_local): Likewise.
4538 (Output_data_reloc::add_local_relative): Likewise.
4539 (Output_data_reloc::add_symbolless_global_addend): New.
4540 (Output_data_reloc::add_symbolless_local_addend): New.
4541 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4542 is_symbolless.
4543 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4544 instead of ->is_relative_
4545 (Output_reloc::write): Likewise.
4546 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4547 (Output_reloc::write_rel): Simplify.
4548
4549 * sparc.cc (Target_sparc::Scan::local): Use
4550 ->add_symbolless_local_addend as needed.
4551 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4552 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4553 based upon relocation offset.
4554
e4782e83
DK		 45552010-02-11 Doug Kwan <dougkwan@google.com>
4556
4557 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4558 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4559 beginning of function.
4560 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4561 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4562 parameter is_32bit in calls to should_apply_static_reloc.
4563 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4564 (check_DATA): Add arm_abs_global.stdout.
4565 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4566 arm_abs_global.stdout): New rules.
4567 (MOSTLLYCLEANFILES): Add arm_abs_global
4568 * Makefile.in: Regenerate.
4569 * testsuite/arm_abs_global.s: New file.
4570 * testsuite/arm_abs_global.sh: Ditto.
4571 * testsuite/arm_abs_lib.s: Ditto.
4572
93ceb764
ILT		 45732010-02-11 Ian Lance Taylor <iant@google.com>
4574
4575 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4576 Read_relocs task.
4577 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4578 Allocate_commons_task first.
4579 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4580 task, rather than symtab_lock_.
4581 (Gc_process_relocs::~Gc_process_relocs): New function.
4582 (Gc_process_relocs::is_runnable): Check this_blocker_.
4583 (Gc_process_relocs::locks): Use next_blocker_ rather than
4584 blocker_.
4585 (Scan_relocs::~Scan_relocs): New function.
4586 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4587 symtab_lock_.
4588 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4589 next_blocker_.
4590 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4591 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4592 constructor accordingly.
4593 (class Gc_process_relocs): Likewise.
4594 (class Scan_relocs): Likewise.
4595 * common.h (class Allocate_commons_task): Remove symtab_lock_
4596 field, and corresponding constructor parameter.
4597 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4598 symtab_lock_.
4599 (Allocate_commons_task::locks): Likewise.
4600
114dfbe1
ILT		 46012010-02-11 Ian Lance Taylor <iant@google.com>
4602
4603 * gold-threads.h (class Once): Define.
4604 (class Initialize_lock): Rewrite as child of Once.
4605 * gold-threads.cc (class Once_initialize): Define.
4606 (once_pointer_control): New static variable.
4607 (once_pointer, once_arg): New static variables.
4608 (c_run_once): New static function.
4609 (Once::Once, Once::run_once, Once::internal_run): New functions.
4610 (class Initialize_lock_once): Remove.
4611 (initialize_lock_control): Remove.
4612 (initialize_lock_pointer): Remove.
4613 (initialize_lock_once): Remove.
4614 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4615 (Initialize_lock::initialize): Rewrite.
4616 (Initialize_lock::do_run_once): New function.
4617 * archive.cc (Archive::interpret_header): Only clear name if it is
4618 not already empty.
4619 * fileread.cc: Include "gold-threads.h"
4620 (file_counts_lock): New static variable.
4621 (file_counts_initialize_lock): Likewise.
4622 (File_read::release): Only increment counts when using --stats.
4623 Use a lock around the increment.
4624 * parameters.cc (class Set_parameters_target_once): Define.
4625 (set_parameters_target_once): New static variable.
4626 (Parameters::Parameters): Move here from parameters.h.
4627 (Parameters::set_target): Rewrite.
4628 (Parameters::set_target_once): New function.
4629 (Parameters::clear_target): Move here and rewrite.
4630 * parameters.h (class Parameters): Update declarations. Add
4631 set_parameters_target_once_ field.
4632 (Parameters::Parameters): Move to parameters.cc.
4633 (Parameters::clear_target): Likewise.
4634 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4635 task.
4636 (Start_group::~Start_group): New function.
4637 (Start_group::is_runnable): New function.
4638 (Start_group::locks, Start_group::run): New functions.
4639 (Finish_group::run): Change saw_undefined to size_t.
4640 * readsyms.h (class Start_group): Define.
4641 (class Finish_group): Change saw_undefined_ field to size_t.
4642 (Finish_group::Finish_group): Remove saw_undefined and
4643 this_blocker parameters. Change all callers.
4644 (Finish_group::set_saw_undefined): New function.
4645 (Finish_group::set_blocker): New function.
4646 * symtab.h (class Symbol_table): Change saw_undefined to return
4647 size_t. Change saw_undefined_ field to size_t.
4648 * target-select.cc (Set_target_once::do_run_once): New function.
4649 (Target_selector::Target_selector): Initialize set_target_once_
4650 field. Don't initialize lock_ and initialize_lock_ fields.
4651 (Target_selector::instantiate_target): Rewrite.
4652 (Target_selector::set_target): New function.
4653 * target-select.h (class Set_target_once): Define.
4654 (class Target_selector): Update declarations. Make
4655 Set_target_once a friend. Remove lock_ and initialize_lock_
4656 fields. Add set_target_once_ field.
4657
fa17a3f4
ILT		 46582010-02-10 Ian Lance Taylor <iant@google.com>
4659
4660 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4661 queueing any tasks.
4662 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4663 (queue_middle_tasks): Add all blockers before queueing any tasks.
4664 (queue_final_tasks): Likewise.
4665 * token.h (Task_token::add_blockers): New function.
4666 * object.h (Input_objects::number_of_relobjs): New function.
4667
c7177d31
ILT		 46682010-02-10 Ian Lance Taylor <iant@google.com>
4669
5de0e392
ILT		 4670 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4671 shared, not if not position independent.
4672 * x86_64.cc (Relocate::relocate_tls): Likewise.
4673 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4674 (tls_pie_pic_test): New target.
4675 * testsuite/Makefile.in: Rebuild.
4676
c7177d31
ILT		 4677 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4678 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4679 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4680 * testsuite/Makefile.in: Rebuild.
4681
684b268a
DM		 46822010-02-09 David S. Miller <davem@davemloft.net>
4683
4684 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4685 R_SPARC_RELATIVE using ->add_local_relative().
4686 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4687
612a8d3d
DM		 4688 * output.h (Output_data_dynamic::add_section_size): New method
4689 that takes two Output_data objects.
4690 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4691 entry param. Handle it in initializers.
4692 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4693 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4694 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4695 arg.
4696 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4697 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4698 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4699 for dynrel_includes_plt.
4700 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4701 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4702 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4703 before .rela.plt
4704 (Target_sparc::do_finalize_sections): Update to pass true for
4705 dynrel_includes_plt.
4706 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4707 output before .rela.plt
4708 (Target_powerpc::do_finalize_sections): Update to pass true for
4709 dynrel_includes_plt when 32-bit.
4710
cb1be87e
DK		 47112010-02-08 Doug Kwan <dougkwan@google.com>
4712
4713 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4714 method.
4715 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4716 Arm_relobj::scan_section_for_cortex_a8_stubs,
4717 Arm_relobj::do_relocation_section): Instead of calling
4718 Output_section::output_address, use faster
4719 Arm_relobj::simple_input_section_output_address.
4720
705b5121
DM		 47212010-02-08 David S. Miller <davem@davemloft.net>
4722
4723 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4724 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4725 relocation helper function.
4726
024c4466
DM		 4727 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4728 just like R_SPARC_GOT{10,13,22}.
4729 (Target_sparc::Scan::local): Likewise.
4730 (Target_sparc::Relocate:relocate): Likewise.
4731
9109c078
ILT		 47322010-02-06 Ian Lance Taylor <iant@google.com>
4733
4734 * configure.ac: Rewrite targetobjs duplicate removal code to use
4735 only shell constructs.
4736 * configure: Rebuild.
4737
cf846138
DK		 47382010-02-05 Doug Kwan <dougkwan@google.com>
4739
4740 PR 11247
4741 * arm.cc (Arm_relobj::section_is_scannable): New method.
4742 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4743 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4744
6cfaf60b
DK		 47452010-02-04 Doug Kwan <dougkwan@google.com>
4746
4747 PR 11247
4748 * arm-reloc-property.cc (cstdio): Include.
4749 * configure.ac (targetobjs): Remove duplicates.
4750 * configure: Regenerate.
4751 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4752 big and little endian version for a given address size.
4753
5c57f1be
DK		 47542010-02-03 Doug Kwan <dougkwan@google.com>
4755
4756 * arm-reloc-property.cc
4757 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4758 definition.
4759 * arm-reloc-property.h
4760 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4761 New method definition.
4762 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4763 declaration.
4764 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4765 overflow to N.
4766 (GOT_PREL): Change implemented to Y.
4767 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4768 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4769 (Arm_relocate_functions::movw_abs_nc): Remove method.
4770 (Arm_relocate_functions::movt_abs): Ditto.
4771 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4772 (Arm_relocate_functions::thm_movt_abs): Ditto.
4773 (Arm_relocate_functions::movw_rel_nc): Ditto.
4774 (Arm_relocate_functions::movw_rel): Ditto.
4775 (Arm_relocate_functions::movt_rel): Ditto.
4776 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4777 (Arm_relocate_functions:thm_movw_rel): Ditto.
4778 (Arm_relocate_functions:thm_movt_rel): Ditto.
4779 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4780 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4781 New method definitions.
4782 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4783 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4784 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4785 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4786 (Target_arm::Relocate::relocate): Check for non-static or
4787 unimplemented relocation code and exit early. Change calls to
4788 Target_arm::reloc_uses_thumb_bit and
4789 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4790 instead. Refactor code to handle similar relocations to increase
4791 code sharing. Remove check for unsupported relocation code in switch
4792 statement.
4793 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4794 relocation property table to find out size. Change error message to
4795 print out the name of a relocation code instead of the numeric value.
4796 (Target_arm::scan_reloc_for_stub): Use relocation property table
4797 instead of calling Target_arm::reloc_uses_thumb_bit().
4798
218c5831
DK		 47992010-02-02 Doug Kwan <dougkwan@google.com>
4800
4801 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4802 types of relaxed input section.
4803
0d31c79d
DK		 48042010-02-02 Doug Kwan <dougkwan@google.com>
4805
4806 * Makefile.am (HFILES): Add arm-reloc-property.h.
4807 (DEFFILES): New.
4808 (TARGETSOURCES): Add arm-reloc-property.cc
4809 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4810 (libgold_a_SOURCES): $(DEFFILES)
4811 * Makefile.in: Regenerate.
4812 * arm-reloc-property.cc: New file.
4813 * arm-reloc-property.h: New file.
4814 * arm-reloc.def: New file.
4815 * arm.cc: Update comments.
4816 (arm-reloc-property.h): New included header.
4817 (arm_reloc_property_table): New global variable.
4818 (Target_arm::do_select_as_default_target): New method definition.
4819 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4820 arm-reloc-property to targ_extra_obj.
4821 * parameters.cc (set_parameters_target): Call
4822 Target::select_as_default_target().
4823 * target.h (Target::select_as_default_target): New method definition.
4824 (Target::do_select_as_default_target): Same.
4825
546c7457
DK		 48262010-02-01 Doug Kwan <dougkwan@google.com>
4827
4828 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4829 first_output_text_section_.
4830 (Arm_exidx_fixup::first_output_text_section): New method definition.
4831 (Arm_exidx_fixup::first_output_text_section_): New data member.
4832 (Arm_exidx_fixup::process_exidx_section): Record the first text
4833 output section seen.
4834 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4835 and entsize in output section header.
4836
11b861d5
DK		 48372010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4838
4839 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4840 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4841 (Arm_relocate_functions::thm_alu11): New Method.
4842 (Arm_relocate_functions::thm_pc8): New Method.
4843 (Arm_relocate_functions::thm_pc12): New Method.
4844 (Target_arm::Scan::local): Handle the relocations.
4845 (Target_arm::Scan::global): Likewise.
4846 (Target_arm::Relocate::relocate): Likewise.
4847 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4848
c9a2c125
DK		 48492010-01-29 Doug Kwan <dougkwan@google.com>
4850
4851 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4852 of relocation types as ld.
4853
1521477a
DK		 48542010-01-29 Doug Kwan <dougkwan@google.com>
4855
4856 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4857 to public.
4858 (Arm_relocate_functions::thumb_branch_common): Ditto.
4859 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4860 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4861 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4862 Arm_relocate_functions::jump24): Remove.
4863 (Target_arm::Relocate::relocate): Adjust code to call
4864 Arm_relocation_functions::arm_branch_common and
4865 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4866 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4867
e7eca48c
DK		 48682010-01-29 Doug Kwan <dougkwan@google.com>
4869
4870 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4871 output_local_symbol_count_needs_update_.
4872 (Arm_relobj::output_local_symbol_count_needs_update,
4873 Arm_relobj::set_output_local_symbol_count_needs_update,
4874 Arm_relobj::update_output_local_symbol_count): New methods.
4875 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4876 member.
4877 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4878 of pointed function as in a R_ARM_PREL31 relocation.
4879 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4880 for output local symbol count updating.
4881 (Target_arm::do_relax): Update output local symbol counts in objects
4882 if necessary.
4883 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4884
02961d7e
ILT		 48852010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4886
4887 * arm.cc: Added support for the ARM relocations:
4888 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4889 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4890 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4891 movw_prel_nc).
4892 (Arm_relocate_functions::movw_rel): New method.
4893 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4894 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4895 thm_movw_prel_nc).
4896 (Arm_relocate_functions::thm_movw_rel): New method.
4897 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4898 thm_movt_prel).
4899 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4900 relocations.
4901 (Target_arm::Scan::global): Likewise.
4902 (Target_arm::Relocate::relocate): Likewise.
4903 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4904 Likewise.
4905
b10d2873
ILT		 49062010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4907
4908 * arm.cc: Added support for ARM group relocations.
4909 (Target_arm::reloc_needs_sym_origin): New method.
4910 (Arm_relocate_functions::calc_grp_kn): New method.
4911 (Arm_relocate_functions::calc_grp_residual): New method.
4912 (Arm_relocate_functions::calc_grp_gn): New method.
4913 (Arm_relocate_functions::arm_grp_alu): New Method.
4914 (Arm_relocate_functions::arm_grp_ldr): New Method.
4915 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4916 (Arm_relocate_functions::arm_grp_ldc): New Method.
4917 (Target_arm::Scan::local): Handle the ARM group relocations.
4918 (Target_arm::Scan::global): Likewise.
4919 (Target_arm::Relocate::relocate): Likewise.
4920 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4921 Likewise.
4922
2b328d4e
DK		 49232010-01-26 Doug Kwan <dougkwan@google.com>
4924
4925 * arm.cc (set): Include.
4926 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4927 pointer type.
4928 (Arm_output_section::Text_section_list): New type.
4929 (Arm_output_section::append_text_sections_to_list): New method.
4930 (Arm_output_section::fix_exidx_coverage): Ditto.
4931 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4932 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4933 Relobj::set_section_offset() instead of
4934 Sized_relobj::invalidate_section_offset().
4935 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4936 parameter for section headers. Ignore relocation sections for
4937 unallocated sections and EXIDX sections.
4938 (Target_arm::fix_exidx_coverage): New method.
4939 (Target_arm::output_section_address_less_than): New type.
4940 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4941 linked text section instead of the EXIDX section.
4942 (Arm_output_section::create_stub_group): Add an assertion to check
4943 that this is not an EXIDX output section.
4944 (Arm_output_section::append_text_sections_to_list): New method.
4945 (Arm_output_section::fix_exidx_coverage): Ditto.
4946 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4947 Arm_relobj::section_needs_reloc_stub_scanning.
4948 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4949 first pass.
4950 (Target_arm::fix_exidx_coverage): New method.
4951 * object.h (Relobj::set_output_section): New method.
4952 (Sized_relobj::invalidate_section_offset): Remove method.
4953 (Sized_relobj::do_invalidate_section_offset): Remove method.
4954 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4955
c7f3c371
DK		 49562010-01-25 Doug Kwan <dougkwan@google.com>
4957
4958 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4959 Fix warning due to signed and unsigned comparison on a 32-bit host.
4960
8923b24c
DK		 49612010-01-22 Doug Kwan <dougkwan@google.com>
4962
4963 * arm.cc (Target_arm::do_relax): Record an output section for section
4964 offset adjustment it contains any stub table that has changed.
4965 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4966 offsets in an output section if necessary.
4967 * output.cc (Output_section::Output_section): Initialize
4968 section_offsets_need_adjustments_.
4969 (Output_section::add_input_section_for_script): Renamed to
4970 Output_section::add_simple_input_section.
4971 (Output_section::save_states): Add a comment.
4972 (Output_section::discard_states): New method defintion.
4973 (Output_section::adjust_section_offsets): Same.
4974 * output.h (Output_section::add_input_section_for_script): Renamed to
4975 Output_section::add_simple_input_section.
4976 (Output_section::discard_states): New method declaration.
4977 (Output_section::adjust_section_offsets): Same.
4978 (Output_section::section_offsets_need_adjustment,
4979 Output_section::set_section_offsets_need_adjustment): New method
4980 definitions.
4981 (Output_section::section_offsets_need_adjustment_): New data member.
4982 * script-sections.cc
4983 (Output_section_element_input::set_section_address): Adjust code for
4984 renaming of Output_section::add_input_section_for_script.
4985 (Orphan_output_section::set_section_address): Same.
4986
9b2fd367
DK		 49872010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4988
4989 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4990 Fix_v4bx enum values .
4991 * gold/options.h (General_options): New option definitions.
4992 (General_options::fix_v4bx): New method.
4993 (General_options::Fix_v4bx): New enum.
4994 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4995 (General_options::parse_fix_v4bx_interworking): New method.
4996
80d0d023
DK		 49972010-01-22 Doug Kwan <dougkwan@google.com>
4998
4999 * arm.cc (Arm_exidx_fixup): New class.
5000
af2cdeae
DK		 50012010-01-21 Doug Kwan <dougkwan@google.com>
5002
5003 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5004 classes.
5005 (Arm_exidx_section_offset_map): New type.
5006
993d07c1
DK		 50072010-01-21 Doug Kwan <dougkwan@google.com>
5008
5009 * arm.cc (Arm_exidx_input_section): New class.
5010 (Arm_relobj::exidx_input_section_by_link,
5011 Arm_relobj::exidx_input_section_by_shndx,
5012 Arm_relobj::make_exidx_input_section): New methods.
5013 (read_arm_attributes_section): Remove.
5014 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5015 information about them.
5016 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5017 to here.
5018
5ac169d4
DK		 50192010-01-20 Doug Kwan <dougkwan@google.com>
5020
5021 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5022 Input_section_specifier to Section_id.
5023 (Target_arm::new_arm_input_section: Adjust code for change of key
5024 type.
5025 (Target_arm::find_arm_input_section): Ditto.
5026 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5027 (Section_id): Remove.
5028 (Garbage_collection::Section_id_hash): Remove.
5029 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5030 (Section_id): Remove.
5031 (Icf::Section_id_hash): Remove.
5032 * object.h (Section_id, Const_section_id, Section_id_hash,
5033 Const_section_id_hash): New type definitions.
5034 * output.cc (Output_section::add_relaxed_input_section): Change to
5035 use Const_section_id instead of Input_section_specifier as key type.
5036 (Output_section::add_merge_input_section): Ditto.
5037 (Output_section::build_relaxation_map): Change to use Section_id
5038 instead of Input_section_specifier as key type.
5039 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5040 Ditto.
5041 (Output_section::convert_input_sections_to_relaxed_sections): Change
5042 to use Const_section_id instead of Input_section_specifier as key type.
5043 (Output_section::find_merge_section): Ditto.
5044 (Output_section::find_relaxed_input_section): Ditto.
5045 * output.h (Input_section_specifier): Remove class.
5046 (Output_section::Output_section_data_by_input_section_map): Change
5047 key type to Const_section_id.
5048 (Output_section::Output_relaxed_input_section_by_input_section_map):
5049 Ditto.
5050 (Output_section::Relaxation_map): Change key type to Section_id.
5051
a2162063
ILT		 50522010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5053
5054 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5055 (class Arm_v4bx_stub): New class.
5056 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5057 (Stub_factory::make_arm_v4bx_stub): New method.
5058 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5059 (Stub_table::empty): Handle v4bx stubs.
5060 (Stub_table::add_arm_v4bx_stub): New method.
5061 (Stub_table::find_arm_v4bx_stub): New method.
5062 (Arm_relocate_functions::v4bx): New method.
5063 (Target_arm::fix_v4bx): New method.
5064 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5065 (Stub_table::relocate_stubs): Likewise.
5066 (Stub_table::do_write): Likewise.
5067 (Stub_table::update_data_size_and_addralign): Likewise.
5068 (Stub_table::finalize_stubs): Likewise.
5069 (Target_arm::Scan::local): Likewise.
5070 (Target_arm::Scan::global): Likewise.
5071 (Target_arm::do_finalize_sections): Likewise.
5072 (Target_arm::Relocate::relocate): Likewise.
5073 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5074 Likewise.
5075 (Target_arm::scan_reloc_for_stub): Likewise.
5076 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5077
5696ab0b
ILT		 50782010-01-19 Ian Lance Taylor <iant@google.com>
5079
5080 * output.cc (Output_section_headers::do_sized_write): Write large
5081 segment count to sh_info field.
5082 (Output_file_header::do_sized_write): For large segment count,
5083 write PN_XNUM to e_phnum field.
5084
800d0f56
ILT		 50852010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5086
5087 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5088 (Arm_relocate_functions::thm_jump8): New function.
5089 (Arm_relocate_functions::thm_jump11): New function.
5090 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5091 R_ARM_THM_JUMP11.
5092 (Target_arm::Scan::global): Likewise.
5093 (Target_arm::Relocate::relocate): Likewise.
5094 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5095 Likewise.
5096
41263c05
DK		 50972010-01-14 Doug Kwan <dougkwan@google.com>
5098
5099 * arm.cc (map, utility): Include headers.
5100 (Target_arm::apply_cortex_a8_workaround): New method.
5101 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5102 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5103 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5104 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5105 the --[no-]fix-cortex-a8 command line options.
5106 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5107 (Target_arm::relocate_stub): Use addend in instruction template.
5108 * options.h (DEFINE_bool): Set the user-set flag.
5109 (General_options): Add --[no-]-fix-cortex options.
5110 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5111 : Update fast look-up map after conversion.
41263c05 5112
459e9b03
ST		 51132010-01-14 Sriraman Tallam <tmsriram@google.com>
5114
5115 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5116 in the first pass of do_layout.
5117
b521dfe4
DK		 51182010-01-13 Doug Kwan <dougkwan@google.com>
5119
5120 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5121 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5122 apparent compiler problem of not folding static constant integral
5123 data members of elfcpp::Elf_sizes<32>.
5124
44272192
DK		 51252010-01-13 Doug Kwan <dougkwan@google.com>
5126
5127 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5128 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5129 Arm_relobj::scan_section_for_cortex_a8_erratum,
5130 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5131 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5132 sections to scan for relocation stubs into a new method
5133 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5134 relocation and Cortex-A8 stub scanning.
5135 (Target_arm::do_relax): Force stubs to be after stubbed sections
5136 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5137 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5138 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5139
44b71ece
ILT		 51402010-01-12 Ian Lance Taylor <iant@google.com>
5141
5142 * target-reloc.h (visibility_error): New inline function.
5143 (relocate_section): Call visibility_error.
5144 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5145 (MOSTLYCLEANFILES): Likewise.
5146 (protected_4_pic.o, protected_3.err): New targets.
5147 * testsuite/protected_4.cc: New file.
5148
a120bc7f
DK		 51492010-01-12 Doug Kwan <dougkwan@google.com>
5150
5151 * arm.cc (Cortex_a8_reloc): New class.
5152 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5153 and cortex_a8_relocs_info_.
5154 (Target_arm::fix_cortex_a8): New method definition.
5155 (Target_arm::Cortex_a8_relocs_info): New type.
5156 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5157 New data member declarations.
5158 (Target_arm::scan_reloc_for_stub): Record information about
5159 relocations for THUMB branches that might be exempted from the
5160 Cortex-A8 workaround.
5161 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5162 at the beginning of a relaxation pass.
5163
20138696
DK		 51642010-01-12 Doug Kwan <dougkwan@google.com>
5165
5166 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5167 (Arm_relobj::Mapping_symbol_position,
5168 Arm_reloj::Mapping_symbol_position_less,
5169 Arm_relobj::Mapping_symbols_info): New types.
5170 (Target_arm::is_mapping_symbol_name): New method definition.
5171 (Arm_relobj::do_count_local_symbols): Save information about mapping
5172 symbols.
5173
089d69dc
DK		 51742010-01-11 Doug Kwan <dougkwan@google.com>
5175
5176 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5177 Arm_relocate_functions::thumb32_branch_upper,
5178 Arm_relocate_functions::thumb32_branch_lower,
5179 Arm_relocate_functions::thumb32_cond_branch_offset,
5180 Arm_relocate_functions::thumb32_cond_branch_upper,
5181 Arm_relocate_functions::thumb32_cond_branch_lower,
5182 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5183 branch offset encoding.
5184 (Arm_relocate_functions::thumb_branch_common): Use new branch
5185 offset encoding methods to avoid code duplication.
5186 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5187 (Stub_addend_reader::operator()): Use new branch encoding method
5188 to avoid code duplication.
5189
99e5bff2
DK		 51902010-01-11 Doug Kwan <dougkwan@google.com>
5191
5192 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5193 (Target_arm::do_finalize_sections): Define special EXIDX section
5194 symbols only if referenced.
5195 * gc.h (Garbage_collection::add_reference): New method.
5196 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5197 code duplication.
5198
98e090bd
ILT		 51992010-01-11 Ian Lance Taylor <iant@google.com>
5200
d0a91bd8
ILT		 5201 * script.cc (Version_script_info::build_expression_list_lookup):
5202 Change complaing about duplicate wildcard match from error to
5203 warning.
5204
98e090bd
ILT		 5205 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5206 of 2009-12-30.
5207 (Version_script_info::Version_script_info): Initialize globs_,
5208 default_version_, default_is_global_, and exact_. Don't
5209 initialize globals_ or locals_.
5210 (Version_script_info::build_lookup_tables): Build local symbols
5211 first.
5212 (Version_script_info::unquote): New function.
5213 (Version_script_info::add_exact_match): New function.
5214 (Version_script_info::build_expression_list_lookup): Remove lookup
5215 parameter. Add is_global parameter. Change all callers. Handle
5216 wildcard pattern specially. Unquote pattern. Call
5217 add_exact_match.
5218 (Version_script_info::get_name_to_match): New function.
5219 (Version_script_info::get_symbol_version): New function.
5220 (Version_script_info::get_symbol_version_helper): Remove.
5221 (Version_script_info::check_unmatched_names): Call unquote.
5222 * script.h (class Version_script_info): Change get_symbol_version
5223 to be non-inline and add is_global parameter; change all callers.
5224 Rewrite symbol_is_local. Update declarations. Define struct
5225 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5226 Remove globals_ and locals_ members. Add exact_, globs_,
5227 default_version_, is_global_.
5228 (Version_script_info::Glob): Remove pattern, add expression and
5229 is_global. Update constructor. Change all callers.
5230 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5231 default version.
5232 (Versions::symbol_section_contents): If a symbol is undefined, or
5233 defined in a dynamic object, set the version index to
5234 VER_NDX_LOCAL.
5235 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5236 symbol_is_local.
5237 (Symbol_table::add_from_pluginobj): Likewise.
5238 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5239
d56962d3
DK		 52402010-01-11 Doug Kwan <dougkwan@google.com>
5241
5242 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5243 (incremental_dump_LDADD): Add linking option for libintl.
5244 * Makefile.in: Regenerate.
5245
94e6ee91
L		 52462010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5247
5248 PR gold/11144
5249 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5250 instead of -Ds.
5251 * testsuite/Makefile.in: Regenerated.
5252
e96c574b
DK		 52532010-01-10 Doug Kwan <dougkwan@google.com>
5254
5255 * options.h (DEFINE_var): Use parentheses around argument varname__
5256 in macro body to avoid any unintended subsequent substitutions.
5257
7198066b
ILT		 52582010-01-10 Ian Lance Taylor <iant@google.com>
5259
ba4d53bf
ILT		 5260 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5261 candidates before doing symbol resolution.
5262
7198066b
ILT		 5263 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5264 ODR candidates if only one is weak.
5265
a2beed37
ILT		 52662010-01-08 Ian Lance Taylor <iant@google.com>
5267
5268 * script.cc (Version_script_info::build_expression_list_lookup):
5269 Don't warn about ambiguous version, just record the ambiguity.
5270 (Version_script_info::get_symbol_version_helper): Give error if
5271 version is ambiguous.
5272
2fb7225c
DK		 52732010-01-08 Doug Kwan <dougkwan@google.com>
5274
5275 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5276 prev_data_size_ and prev_addralign_. Remove initializer for
5277 deleted data member has_been_changed_.
5278 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5279 to determine if the table is empty.
5280 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5281 Remove.
5282 (Stub_table::add_reloc_stub): Define method in class definition
5283 instead of just declaring it there.
5284 (Stub_table::add_cortex_a8_stub): New method definition.
5285 (Stub_table::update_data_size_and_addralign): Ditto.
5286 (Stub_table::finalize_stubs): Ditto.
5287 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5288 (Stub_table::do_addralign_): Return address alignment in the
5289 (Stub_table::do_reset_address_and_file_offset): Define method in
5290 class definition instead of declaring it there. Set current data
5291 size to be the data size of the previous pass.
5292 (Stub_table::set_final_data_size): Use current data size as the
5293 final data size.
5294 (Stub_table::relocate_stub): Change parameter type of stub from
5295 Reloc_stub pointer to Stub pointer.
5296 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5297 (Stub_table::Cortex_a8_stub_list): New typedef.
5298 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5299 Stub_table::prev_addralign_): New data member.
5300 (Arm_relobj::Arm_relobj): Initialize data member
5301 section_has_cortex_a8_workaround_.
5302 (Arm_relobj::section_has_cortex_a8_workaround,
5303 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5304 definitions.
5305 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5306 declarations.
5307 (Target_arm::relocate_stub): Change parameter type of stub from
5308 Reloc_stub pointer to Stub pointer.
5309 (Insn_template::size, Insn_template::alignment): Handle
5310 THUMB16_SPECIAL_TYPE.
5311 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5312 Stub_table::update_data_size_and_addralign,
5313 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5314 definitions.
5315 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5316 (Stub_table::do_write): Ditto.
5317 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5318
880cd20d
ILT		 53192010-01-08 Ian Lance Taylor <iant@google.com>
5320
5321 PR 11108
5322 * symtab.h (class Symbol): Remove fields is_target_special_ and
5323 has_plt_offset_. Add field is_defined_in_discarded_section_.
5324 (Symbol::is_defined_in_discarded_section): New function.
5325 (Symbol::set_is_defined_in_discarded_section): New function.
5326 (Symbol::has_plt_offset): Rewrite.
5327 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5328 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5329 Don't initialize is_target_special_ or has_plt_offset_.
5330 Initialize is_defined_in_discarded_section_.
5331 (Symbol_table::add_from_relobj): If appropriate, set
5332 is_defined_in_discarded_section.
5333 * resolve.cc (Symbol::override_base_with_special): Don't test
5334 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5335 * target-reloc.h (relocate_section): Do special handling for
5336 symbols defined in discarded sections for global symbols as well
5337 as local symbols.
5338
2703e3eb
ILT		 53392010-01-08 Ian Lance Taylor <iant@google.com>
5340
5341 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5342 the SHT_SYMTAB case.
5343
339d40a3
ILT		 53442010-01-08 Ian Lance Taylor <iant@google.com>
5345
5346 * object.cc (Sized_relobj::do_layout): Don't get confused if
5347 layout_eh_frame returns NULL.
5348
abecea76
ILT		 53492010-01-08 Ian Lance Taylor <iant@google.com>
5350
5351 PR 11084
5352 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5353 dynamic symbol table, use the normal symbol table.
5354 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5355 symbol table.
5356
6b7dd3f3
ILT		 53572010-01-08 Ian Lance Taylor <iant@google.com>
5358
5359 PR 11072
5360 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5361 sections.
5362
36c50e63
L		 53632010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5364
5365 * version.cc (print_version): Change to "Copyright 2010".
5366
e291e7b9
ILT		 53672010-01-08 Ian Lance Taylor <iant@google.com>
5368
5369 PR 10287
5370 PR 11063
5371 * i386.cc (class Target_i386): Change return type of plt_section
5372 to be non-const.
5373 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5374 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5375 tls_desc_rel_ field.
5376 (Output_data_plt_i386::rel_tls_desc): New function.
5377 (Target_i386::rel_tls_desc_section): New function.
5378 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5379 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5380 R_386_TLS_DESC reloc in rel_tls_desc_section.
5381 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5382 Define struct Tlsdesc_info.
5383 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5384 (Target_x86_64::do_reloc_symbol_index): New function.
5385 (Target_x86_64::add_tlsdesc_info): New function.
5386 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5387 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5388 tlsdesc_rel_ field.
5389 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5390 all callers.
5391 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5392 (Target_x86_64::rela_tlsdesc_section): New function.
5393 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5394 handling.
5395 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5396 (Target_x86_64::do_reloc_addend): New function.
5397 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5398 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5399 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5400 (Output_reloc::type): New function.
5401 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5402 (Output_reloc::is_target_specific): New function.
5403 (Output_reloc::target_arg): New function.
5404 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5405 absolute relocs and target specific relocs.
5406 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5407 add_target_specific.
5408 (class Output_data_reloc) [SHT_RELA]: Likewise.
5409 * output.cc (Output_reloc::Output_reloc): Add four new versions
5410 for absolute relocs and target specific relocs.
5411 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5412 (Output_reloc::get_symbol_index): Likewise.
5413 (Output_reloc::local_section_offset): Check that local_sym_index_
5414 is not TARGET_CODE or 0.
5415 (Output_reloc::symbol_value): Likewise.
5416 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5417 reloc.
5418 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5419 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5420 functions.
5421 * layout.cc (add_target_dynamic_tags): Use output section for
5422 DT_PLTRELSZ and DT_JMPREL.
5423
3a44184e
ILT		 54242010-01-07 Ian Lance Taylor <iant@google.com>
5425
5426 PR 11061
5427 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5428 function.
5429 (class Output_data_reloc_generic): Define.
5430 (class Output_data_reloc_base): Change base class to
5431 Output_data_reloc_generic. Change add() method to call
5432 bump_relative_reloc_count for a relative reloc. Remove
5433 sort_relocs_ field.
5434 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5435 to sort_relocs().
5436 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5437 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5438 appropriate.
5439 * layout.h (class Layout): Update declaration.
5440
ea715a34
ILT		 54412010-01-07 Ian Lance Taylor <iant@google.com>
5442
5443 * output.h (class Output_data): Add const version of
5444 output_section and do_output_section.
5445 (class Output_section_data): Add const version of
5446 do_output_section.
5447 (class Output_section): Likewise.
5448 * layout.cc (Layout::add_target_dynamic_tags): New function.
5449 * layout.h (class Layout): Update declarations.
5450 * arm.cc (Target_arm::do_finalize_sections): Use
5451 add_target_dynamic_tags.
5452 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5453 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5454 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5455 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5456
659948a4
ILT		 54572010-01-07 Ian Lance Taylor <iant@google.com>
5458
5459 PR 11042
5460 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5461 object as needed.
5462
9d3b86f6
ILT		 54632010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5464 Ian Lance Taylor <iant@google.com>
5465
5466 PR 11019
5467 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5468 Xindex::read_symtab_xindex.
5469
bb0d3eb0
DK		 54702010-01-07 Doug Kwan <dougkwan@google.com>
5471
5472 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5473 (Insn_template::thumb16_bcond_insn): New method declaration.
5474 (Insn_template): Fix spelling.
5475 (Stub::thumb16_special): New method declaration.
5476 (Stub::do_write): Define virtual method which was previously pure
5477 virtual.
5478 (Stub::do_thumb16_special): New method declaration.
5479 (Stub::do_fixed_endian_write): New template member.
5480 (Reloc_stub::do_write): Remove.
5481 (Reloc_stub::do_fixed_endian_write): Remove.
5482 (Cortex_a8_stub): New class definition.
5483 (Stub_factory::make_cortex_a8_stub): New method definition.
5484 (Stub_factory::Stub_factory): Add missing static storage class
5485 qualifier for elf32_arm_stub_a8_veneer_blx.
5486
ffeef7df
ILT		 54872010-01-07 Ian Lance Taylor <iant@google.com>
5488
dc3f80fe
ILT		 5489 PR 10980
5490 * options.h (class General_options): Add --warn-unresolved-symbols
5491 and --error-unresolved-symbols.
5492 * errors.cc (Errors::undefined_symbol): Implement
5493 --warn-unresolved-symbols.
5494
ffeef7df
ILT		 5495 * options.h (class General_options): Add -z text and -z textoff.
5496 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5497
f1ec9ded
ST		 54982010-01-06 Sriraman Tallam <tmsriram@google.com>
5499
5500 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5501 (Garbage_collection::cident_sections): New function.
5502 (Garbage_collection::add_cident_section): New function.
5503 (Garbage_collection::cident_sections_): New member.
5504 (gc_process_relocs): Add references to sections whose names are C
5505 identifiers.
5506 * gold.h (cident_section_start_prefix): New constant.
5507 (cident_section_stop_prefix): New constant.
5508 (is_cident): New function.
5509 * layout.cc (Layout::define_section_symbols): Replace string constants
5510 with the newly defined constants.
5511 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5512 C identifiers.
5513 * testsuite/Makefile.am: Add gc_orphan_section_test.
5514 * testsuite/Makefile.in: Regenerate.
5515 * testsuite/gc_orphan_section_test.cc: New file.
5516 * testsuite/gc_orphan_section_test.sh: New file.
5517
6eda8c29
ILT		 55182010-01-06 Ian Lance Taylor <iant@google.com>
5519
b9674e17
ILT		 5520 PR 10980
5521 * options.h (class General_options): Add --warn-shared-textrel.
5522 * layout.cc (Layout::finish_dynamic_section): Implement
5523 --warn-shared-textrel.
5524
6eda8c29
ILT		 5525 PR 10980
5526 * options.h (class General_options): Add --warn-multiple-gp.
5527
32dcd44e
ILT		 55282010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5529
5530 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5531 $(THREADSLIB) and $(LIBDL).
5532 * Makefile.in: Rebuild.
5533
a192ba05
ILT		 55342010-01-06 Ian Lance Taylor <iant@google.com>
5535
5536 PR 10980
5537 * options.cc (General_options::parse_section_start): New function.
5538 (General_options::section_start): New function.
5539 (General_options::General_options): Initialize all members.
5540 * options.h: Include <map>
5541 (class General_options): Add --section-start. Add section_starts_
5542 member.
5543 * layout.cc (Layout::attach_allocated_section_to_segment): If
5544 --section-start was used, set the address of the segment. Remove
5545 local sort_sections.
5546 (Layout::relaxation_loop_body): If the address of the load segment
5547 has been set by --section-start, don't use it.
5548 * output.h (Output_segment::update_flags_for_output_section): New
5549 function.
5550 * output.cc (Output_segment::add_output_section): Call
5551 update_flags_for_output_section.
5552
dde3f402
ILT		 55532010-01-05 Ian Lance Taylor <iant@google.com>
5554
62dfdd4d
ILT		 5555 PR 10980
5556 * options.h (class General_options): Add --undefined-version.
5557 * script.cc (struct Version_expression): Add was_matched_by_symbol
5558 field.
5559 (Version_script_info::matched_symbol): New function.
5560 (Version_script_info::get_symbol_version_helper): Call
5561 matched_symbol.
5562 (Version_script_info::check_unmatched_names): New function.
5563 * script.h (class Version_script_info): Update declarations.
5564 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5565
9c4ae156
ILT		 5566 * options.h (class General_options): Use DEFINE_bool_alias for
5567 allow_multiple_definition.
5568 * resolve.cc (Symbol_table::should_override): Don't test
5569 allow_multiple_definition.
5570
dde3f402
ILT		 5571 PR 10980
5572 * options.h (class General_options): Add --cref.
5573 * main.cc (main): Print cref table if --cref. Don't close mapfile
5574 until after printing cref table.
5575 * cref.cc: Include "symtab.h".
5576 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5577 (Cref_table_compare::operator()): New function.
5578 (Cref_inputs::gather_cref): New function.
5579 (filecol): New static const.
5580 (Cref_inputs::print_cref): New function.
5581 (Cref::print_cref): New function.
5582 * cref.h: Include <cstdio>.
5583 (class Cref): Update declarations.
5584 * mapfile.h (Mapfile::file): New function.
5585 * object.h (class Object): Define Symbols. Declare virtual
5586 do_get_global_symbols.
5587 (Object::get_global_symbols): New function.
5588 * object.cc (Input_objects::add_object): Pass object to cref_ if
5589 --cref.
5590 (Input_objects::archive_start): Likewise.
5591 (Input_objects::archive_stop): Likewise.
5592 (Input_objects::print_cref): New function.
5593 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5594 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5595 --cref.
5596 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5597 function.
5598 * plugin.h (class Sized_pluginobj): Update declarations.
5599
8781f709
ILT		 56002010-01-05 Ian Lance Taylor <iant@google.com>
5601
5602 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5603 to is_default_version. Rename insdef to insdefault.
5604 (Symbol_table::add_from_relobj): Rename def to is_default_version
5605 and local to is_forced_local.
5606 (Symbol_table::add_from_pluginobj): Likewise.
5607 (Symbol_table::add_from_dynobj): Likewise.
5608 (Symbol_table::define_special_symbol): Rename insdef to
5609 insdefault.
5610
fe35d28d
ILT		 56112010-01-04 Ian Lance Taylor <iant@google.com>
5612
30bc8c46
ILT		 5613 PR 10980
5614 * options.h (class General_options): Add
5615 --allow-multiple-definition and -z muldefs.
5616 * resolve.cc (Symbol_table::should_override): Don't warn about a
5617 multiple symbol definition if --allow-multiple-definition or -z
5618 muldefs.
5619
7eaea549
ILT		 5620 PR 10980
5621 * options.h (class General_options): Add --add-needed and
5622 --copy-dt-needed-entries. Tweak --as-needed help entry.
5623 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5624 error if --copy-dt-needed-entries aka --add-needed is used and
5625 would cause a change in behaviour.
5626
fe35d28d
ILT		 5627 PR 10980
5628 * options.h (class General_options): Add -G as a short version of
5629 --shared. Add no-op options -assert, -g, and -i.
5630
55a2bb35
ST		 56312010-01-04 Sriraman Tallam <tmsriram@google.com>
5632
5633 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5634 check for .text or .gnu.linkonce.t sections.
5635 * icf.cc (Icf::find_identical_sections): Ditto.
5636 Change the detection for mangled function name within the section
5637 name.
5638 * icf.h (is_section_foldable_candidate): New function.
5639
719328e1
ILT		 56402009-12-30 Ian Lance Taylor <iant@google.com>
5641
5642 PR 10980
5643 * options.h (class General_options): Permit two dashes with
5644 --retain-symbols-file.
5645
d7bb5745
ILT		 56462009-12-30 Ian Lance Taylor <iant@google.com>
5647
403a15dd
ILT		 5648 PR 10979
5649 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5650 don't put the file header and segment headers in the text
5651 segment.
5652
eda294df
ILT		 5653 PR 10979
5654 * common.cc (Sort_commons::operator()): Stabilize sort when both
5655 entries are NULL.
5656 (Symbol_table::do_allocate_commons_list): When allocating common
5657 symbols, skip a symbol which is no longer common.
5658 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5659 an object before checking its type.
5660 * testsuite/common_test_2.c: New file.
5661 * testsuite/common_test_3.c: New file.
5662 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5663 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5664 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5665 (common_test_2_pic.o, common_test_2.so): New targets.
5666 (common_test_3_pic.o, common_test_3.so): New targets.
5667 * testsuite/Makefile.in: Rebuild.
5668
d7bb5745
ILT		 5669 PR 10979
5670 * script.cc (read_input_script): If we see a new SECTIONS clause,
5671 and we have added an input section, give an error.
5672 * layout.h (class Layout): Add have_added_input_section function.
5673 Add have_added_input_section_ field.
5674 * layout.cc (Layout::Layout): Initialize
5675 have_added_input_section_.
5676 (Layout::layout): Set have_added_input_section_.
5677 (Layout::layout_eh_frame): Likewise.
5678
fc59c572
ILT		 56792009-12-30 Ian Lance Taylor <iant@google.com>
5680
5681 PR 10931
5682 * options.h (class General_options): Add --sort-common option.
5683 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5684 * common.cc (Sort_common): Add sort_order parameter to
5685 constructor. Add sort_order_ field.
5686 (Sort_commons::operator): Check sort_order_.
5687 (Symbol_table::allocate_commons): Determine the sort order.
5688 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5689 Change all callers.
5690 (Symbol_table::do_allocate_commons_list): Likewise.
5691
1c74fab0
ILT		 56922009-12-30 Ian Lance Taylor <iant@google.com>
5693
5694 PR 10916
5695 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5696 symbols from this object, don't change the visibility of an
5697 undefined symbol.
5698 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5699
6affe781
ILT		 57002009-12-30 Ian Lance Taylor <iant@google.com>
5701
5702 PR 10861
5703 * script.h (class Version_script_info): Define Language enum.
5704 Update declarations. Define Glob, Exact, and Lookup types. Add
5705 new fields globals_, locals_, and is_finalized_.
5706 * script.cc: Various formatting fixes.
5707 (class Parser_closure): Change language_stack_ from a vector of
5708 std::string to one of Version_script_info::Language. Adjust all
5709 uses accordingly.
5710 (class Lazy_demangler): Remove.
5711 (struct Version_expression): Change language from std::string to
5712 Version_script_info::Language.
5713 (Version_script_info::Version_script_info): New function.
5714 (Version_script_info::~Version_script_info): Don't call clear.
5715 (Version_script_info::finalize): New function.
5716 (Version_script_info::build_lookup_tables): New function.
5717 (Version_script_info::build_expression_list_lookup): New
5718 function.
5719 (Version_script_info::get_symbol_version_helper): Rewrite to use
5720 lookup tables.
5721 (Version_script_info::print_expression_list): Adjust to use
5722 Version_script_info::Language.
5723 (script_push_lex_into_version_mode): Check that the version script
5724 has not been finalized.
5725 (version_script_push_lang): Change language string to
5726 Version_script_info::Language.
5727 * options.cc (Command_line::version_script): New function.
5728 * options.h (class General_options): Add finalize_dynamic_list
5729 function. Change version_script from declaration to definition.
5730 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5731 * testsuite/version_script.map: Remove duplicate def of foo.
5732 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5733 version_script.map.
5734 * testsuite/Makefile.in: Rebuild.
5735
818bf354
ILT		 57362009-12-30 Ian Lance Taylor <iant@google.com>
5737
5738 PR 10843
5739 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5740 if the input symbol index is 0, make the output symbol index 0.
5741
ebcc8304
ILT		 57422009-12-30 Ian Lance Taylor <iant@google.com>
5743
5744 PR 10670
5745 * options.h (class General_options): Add -x/--discard-all.
5746 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5747 --discard-all. If the local symbol needs a dynamic entry, check
5748 that before handling --discard-locals.
5749
176fe33f
ILT		 57502009-12-30 Ian Lance Taylor <iant@google.com>
5751
bb321bb1
ILT		 5752 PR 10450
5753 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5754 flags to PF_R.
5755 (Output_segment::add_output_section): Don't change the flags if
5756 the type is PT_TLS.
5757
176fe33f
ILT		 5758 PR 10450
5759 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5760 GNU hash table if they need a dynamic value. Otherwise, don't add
5761 them if they are defined in a dynamic object or are forced local.
5762
e8cd95c7
ILT		 57632009-12-29 Ian Lance Taylor <iant@google.com>
5764
1b81fb71
ILT		 5765 PR 10450
5766 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5767 .gnu.hash table for a 32-bit target.
5768
8d6d383d
ILT		 5769 PR 10450
5770 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5771 regular and a dynamic object only needs a dynamic symbol table
5772 entry if it is externally visible.
5773
e785ec03
ILT		 5774 PR 10450
5775 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5776 constructor. Add global_offset_table_ field.
5777 (Target_i386::got_section): Set global_offset_table_.
5778 (Target_i386::do_finalize_sections): Set global_offset_table_
5779 size.
5780 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5781 in constructor. Add global_offset_table_ field.
5782 (Target_x86_64::got_section): Set global_offset_table_.
5783 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5784 size.
5785
1a2dff53
ILT		 5786 * layout.cc (Layout::Layout): Initialize increase_relro_.
5787 (Layout::get_output_section): Add is_relro, is_last_relro, and
5788 is_first_non_relro parameters. Change all callers.
5789 (Layout::choose_output_section): Likewise.
5790 (Layout::add_output_section_data): Likewise.
5791 (Layout::make_output_section): Likewise.
5792 (Layout::set_segment_offsets): Clear increase_relro when using a
5793 linker script.
5794 * layout.h (class Layout): Add increase_relro method. Add
5795 increase_relro_ field. Update declarations.
5796 * output.cc (Output_section::Output_section): Initialize
5797 is_last_relro_ and is_first_non_relro_.
5798 (Output_segment::add_output_section): Group relro sections is
5799 do_sort is true. Handle is_last_relro and is_first_non_relro.
5800 (Output_segment::maximum_alignment): Remove relro handling.
5801 (Output_segment::set_section_addresses): Add increase_relro
5802 parameter. Change all callers. Add initial alignment to align
5803 relro sections on separate page. Remove old relro handling.
5804 (Output_segment::set_section_list_addresses): Remove in_relro
5805 parameter. Change all callers.
5806 (Output_segment::set_offset): Add increase parameter. Change all
5807 callers. Remove old relro handling.
5808 * output.h (class Output_section): Add new methods: is_last_relro,
5809 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5810 Add is_last_relro_ and is_first_non_relro_ fields.
5811 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5812 Create separate .got.plt section. Call increase_relro.
5813 * x86_64.cc (Target_x86_64::got_section): Likewise.
5814 * testsuite/relro_script_test.t: Add .got.plt.
5815
f0ba79e2
ILT		 5816 PR 10450
5817 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5818 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5819 (Layout::finalize): Call set_dynamic_symbol_size.
5820 (Layout::set_dynamic_symbol_size): New function.
5821 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5822 set_dynamic_symbol_size.
5823
e8cd95c7
ILT		 5824 PR 10450
5825 * output.h (class Output_section): Add is_entsize_zero_ field.
5826 * output.cc (Output_section::Output_section): Initialize
5827 is_entsize_zero_.
5828 (Output_section::set_entsize): If two different entsizes are
5829 requested, force it to zero.
5830 (Output_section::add_input_section): Set flags for .debug_str
5831 before updating section flags. Set entsize.
5832 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5833 and SHF_STRING if all input sections have those flags.
5834
3e1b9a8a
RÁE		 58352009-12-29 Rafael Espindola <espindola@google.com>
5836
5837 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5838 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5839 reporting.
3e1b9a8a 5840
3dcad376
ST		 58412009-12-29 Sriraman Tallam <tmsriram@google.com>
5842
5843 * options.cc (General_options::parse_version): Allow -v to exit
5844 without an error if there is nothing to link.
5845
084e2665
ILT		 58462009-12-29 Ian Lance Taylor <iant@google.com>
5847
5848 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5849 using a version of gcc before 4.1.
5850 * configure: Rebuild.
5851
250acde3
CD		 58522009-12-28 Chris Demetriou <cgd@google.com>
5853
5854 * attributes.cc (Output_attributes_section_data::do_write): Use
5855 std::vector::front rather than std::vector::data.
5856
99fff23b
ILT		 58572009-12-28 Ian Lance Taylor <iant@google.com>
5858
5859 * symtab.h (class Symbol_table): Add enum Defined.
5860 * resolve.cc (Symbol_table::should_override): Add defined
5861 parameter. Change all callers. Test whether object is NULL
5862 before calling a method on it.
5863 (Symbol_table::report_resolve_problem): Add defined parameter.
5864 Change all callers.
5865 (Symbol_table::should_override_with_special): Likewise.
5866 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5867 parameter. Change all callers.
5868 (Symbol_table::do_define_in_output_data): Likewise.
5869 (Symbol_table::define_in_output_segment): Likewise.
5870 (Symbol_table::do_define_in_output_segment): Likewise.
5871 (Symbol_table::define_as_constant): Likewise.
5872 (Symbol_table::do_define_as_constant): Likewise.
5873 * script.h (class Symbol_assignment): Add is_defsym parameter to
5874 constructor; change all callers.
5875 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5876 parameter. Change all callers. Add is_defsym_ field.
5877 (class Parser_closure): Add parsing_defsym parameter to
5878 constructor; change all callers. Add parsing_defsym accessor
5879 function. Add parsing_defsym_ field.
5880
556bd683
ILT		 58812009-12-28 Ian Lance Taylor <iant@google.com>
5882
5883 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5884 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5885
1782c879
ILT		 58862009-12-23 Ian Lance Taylor <iant@google.com>
5887
5888 * i386.cc (Target_i386::do_calls_non_split): Recognize
5889 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5890 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5891 -fsplit-stack prologue when using %r11.
1782c879 5892
329ca2b1
ST		 58932009-12-21 Sriraman Tallam <tmsriram@google.com>
5894
5895 * options.cc (General_options::parse_version): Make -v continue and do
5896 the link like GNU ld does.
5897
d675ff46
RÁE		 58982009-12-17 Rafael Avila de Espindola <espindola@google.com>
5899
5900 * Makefile.am (CCFILES): Add timer.cc.
5901 (HFILES): Add timer.h.
5902 * configure.ac: Check for sysconf and times.
5903 * main.cc: include timer.h.
5904 (main): Use Timer instead of get_run_time.
5905 * timer.cc: New.
5906 * timer.h: New.
5907 * workqueue.cc: include timer.h.
5908 (Workqueue::find_and_run_task):
5909 Report user, sys and wall time.
5910 * Makefile.in: Regenerate.
5911 * config.in: Regenerate.
5912 * configure: Regenerate.
5913
d6344fb5
DK		 59142009-12-16 Doug Kwan <dougkwan@google.com>
5915
5916 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5917 sections.
5918 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5919 relaxed input sections.
5920 * output.cc (Output_section::find_relaxed_input_section): Change
5921 return type to Output_relaxed_input_section pointer. Adjust code
5922 for new type of relaxed_input_section_map_.
5923 * output.h (Output_section::find_relaxed_input_section): Change
5924 return type to Output_relaxed_input_section pointer.
5925 (Output_section::Output_relaxed_input_section_by_input_section_map):
5926 New type.
5927 (Output_section::relaxed_input_section_map_): Change type to
5928 Output_section::Output_relaxed_input_section_by_input_section_map.
5929 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5930 input section.
5931
0e0d5469
ILT		 59322009-12-15 Ian Lance Taylor <iant@google.com>
5933
5934 * layout.cc (Layout::create_shstrtab): Only write out after input
5935 sections if we are compressing debug sections.
5936
0649a889
ILT		 59372009-12-15 Ian Lance Taylor <iant@google.com>
5938
5939 * archive.cc (Archive::add_symbols): Only look up a symbol without
5940 a version if there is, in fact, a version.
5941
2ea97941
ILT		 59422009-12-14 Ian Lance Taylor <iant@google.com>
5943
5944 Revert -Wshadow changes, all changes from:
5945 2009-12-11 Doug Kwan <dougkwan@google.com>
5946 2009-12-11 Nick Clifton <nickc@redhat.com>
5947 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5948
b0eec2cc
DK		 59492009-12-11 Doug Kwan <dougkwan@google.com>
5950
5951 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5952 due to -Wshadow.
5953 * attributes.cc (Object_attribute::size): Ditto.
5954 (Attributes_section_data::size): Ditto.
5955 (Attributes_section_data::Attributes_section_data): Ditto.
5956 (Output_attributes_section_data::do_write): Ditto.
5957 * attributes.h (Object_attribute::set_type): Ditto.
5958 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5959
91d6fa6a
NC		 59602009-12-11 Nick Clifton <nickc@redhat.com>
5961
5962 * archive.cc: Fix shadowed variable warnings.
5963 * arm.cc: Likewise.
5964 * compressed_output.cc: Likewise.
5965 * compressed_output.h: Likewise.
5966 * configure: Likewise.
5967 * dwarf_reader.cc: Likewise.
5968 * dynobj.cc: Likewise.
5969 * dynobj.h: Likewise.
5970 * ehframe.cc: Likewise.
5971 * ehframe.h: Likewise.
5972 * errors.cc: Likewise.
5973 * expression.cc: Likewise.
5974 * fileread.cc: Likewise.
5975 * fileread.h: Likewise.
5976 * freebsd.h: Likewise.
5977 * i386.cc: Likewise.
5978 * icf.cc: Likewise.
5979 * incremental.h: Likewise.
5980 * layout.cc: Likewise.
5981 * layout.h: Likewise.
5982 * mapfile.cc: Likewise.
5983 * merge.cc: Likewise.
5984 * merge.h: Likewise.
5985 * object.cc: Likewise.
5986 * object.h: Likewise.
5987 * options.h: Likewise.
5988 * output.cc: Likewise.
5989 * output.h: Likewise.
5990 * parameters.cc: Likewise.
5991 * plugin.cc: Likewise.
5992 * powerpc.cc: Likewise.
5993 * reduced_debug_output.cc: Likewise.
5994 * reduced_debug_output.h: Likewise.
5995 * reloc.cc: Likewise.
5996 * reloc.h: Likewise.
5997 * resolve.cc: Likewise.
5998 * script-sections.cc: Likewise.
5999 * script.cc: Likewise.
6000 * script.h: Likewise.
6001 * sparc.cc: Likewise.
6002 * symtab.cc: Likewise.
6003 * symtab.h: Likewise.
6004 * target-select.cc: Likewise.
6005 * target-select.h: Likewise.
6006 * token.h: Likewise.
6007 * workqueue.cc: Likewise.
6008 * workqueue.h: Likewise.
6009 * x86_64.cc: Likewise.
6010
a0351a69
DK		 60112009-12-10 Doug Kwan <dougkwan@google.com>
6012
6013 * arm.cc (attributes.h): New include.
6014 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6015 (Arm_relobj::~Arm_relobj): Delete object pointed by
6016 attributes_section_data_.
6017 (Arm_relobj::attributes_section_data): New method definition.
6018 (Arm_relobj::attributes_section_data_): New data member declaration.
6019 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6020 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6021 attributes_section_data_.
6022 (Arm_dynobj::attributes_section_data): New method definition.
6023 (Arm_dynobj::attributes_section_data_): New data member declaration.
6024 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6025 initialization value of may_use_blx_ to false.
6026 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6027 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6028 object attributes to compute results instead of hard-coding.
6029 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6030 Target_arm::get_secondary_compatible_arch,
6031 Target_arm::set_secondary_compatible_arch
6032 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6033 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6034 New method declarations.
6035 (Target_arm::get_aeabi_object_attribute): New method definition.
6036 (Target_arm::attributes_section_data_): New data member declaration.
6037 (read_arm_attributes_section): New template definition.
6038 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6039 (Arm_dynobj::do_read_symbols): Ditto.
6040 (Target_arm::do_finalize_sections): Merge attributes sections from
6041 input. Check for BLX use after attributes section merging.
6042 Fix __exidx_start and __exidx_end visibility. Create an
6043 .ARM.attributes section if necessary.
6044 (Target_arm::get_secondary_compatible_arch,
6045 Target_arm::set_secondary_compatible_arch,
6046 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6047 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6048 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6049 New method definitions.
6050
b59befec
ILT		 60512009-12-09 Ian Lance Taylor <iant@google.com>
6052
6053 * plugin.cc (Plugin::load): Don't cast from void* to a function
6054 pointer.
6055
1276bc89
ILT		 60562009-12-09 Ian Lance Taylor <iant@google.com>
6057
6058 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6059 information fields.
6060
2f2de248
L		 60612009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6062
6063 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6064 Replace two_file_shared_1.so with two_file_shared_2.so.
6065 * testsuite/Makefile.in: Regenerated.
6066
4f787271
DK		 60672009-12-08 Doug Kwan <dougkwan@google.com>
6068
6069 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6070 (HFILES): Add attributes.h and int_encoding.h.
6071 * Makefile.in: Regenerate.
6072 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6073 function definitions to int_encoding.cc
6074 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6075 prototypes to int_encoding.h
6076 * reduced_debug_output.cc (int_encoding.h): New include.
6077 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6078 function definitions to int_encoding.cc
6079 (insert_into_vector, read_from_pointer): Move template definitions to
6080 int_encoding.h
6081 * attributes.cc: New file.
6082 * attributes.h: New file.
6083 * int_encoding.cc: New file.
6084 * int_encoding.h: New file.
6085
20b52f1a
RÁE		 60862009-12-07 Rafael Avila de Espindola <espindola@google.com>
6087
6088 PR gold/11055
6089 * incremental-dump.cc (dump_incremental_inputs): New.
6090 (main): Use dump_incremental_inputs.
6091
53d7974c
L		 60922009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6093
6094 PR gold/10893
6095 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6096 checking elfcpp::STT_FUNC.
6097 (Target_i386::Relocate::relocate): Likewise.
6098 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6099
6100 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6101 symbols from shared libraries into normal FUNC symbols.
6102
6103 * symtab.h (Symbol): Add is_func and use it.
6104
05a352e6
DK		 61052009-12-05 Doug Kwan <dougkwan@google.com>
6106
6107 * arm.cc (Target_arm::arm_info): Initialize new fields
6108 attributes_section and attributes_vendor.
6109 * i386.cc (Target_i386::i386_info): Same.
6110 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6111 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6112 fields attributes_section and attributes_vendor.
53d7974c 6113 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6114 * target.h (Target::attributes_section, Target::attributes_vendor,
6115 Target::is_attributes_section, Target::attribute_arg_type,
6116 Target::attributes_order): New method definitions.
6117 (Target::Target_info::attributes_section,
6118 Target::Target_info::attributes_vendor): New fields.
6119 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6120 virtual method definitions.
6121 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6122 attributes_section and attributes_vendor.
6123 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6124
f4e5969c
DK		 61252009-12-05 Doug Kwan <dougkwan@google.com>
6126
6127 * arm.cc: Update comments about interworking and stub generation.
6128 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6129 considered as non-PIC.
6130 (Arm_relocate_functions::base_abs): Fix formatting.
6131 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6132 of function to use GOT entry address instead of offset.
6133 (Target_arm::Scan::global): Issue an error if a symbol would need a
6134 PLT does not get one because it is untyped. Remove code to create
6135 dynamic symbols for relative branches.
6136 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6137 takes unsigned integer instead of boolean.
6138
1abce4a6
L		 61392009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6140
6141 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6142 (two_file_test_LDADD): Likewise.
6143 (common_test_1_LDADD): Likewise.
6144 (exception_test_LDADD) Likewise.
6145 (weak_test_LDADD): Likewise.
6146 (many_sections_test_LDADD): Likewise.
6147 (initpri1_LDADD): Likewise.
6148 (script_test_1_LDADD): Likewise.
6149 (script_test_2_LDADD): Likewise.
6150 (justsyms_LDADD): Likewise.
6151 (binary_test_LDADD): Likewise.
6152 (large_LDADD): Likewise.
6153 * testsuite/Makefile.in: Regenerated.
6154
adcf2816 61552009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6156
adcf2816
L		 6157 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6158 (Symbol_table::override_with_special): Likewise.
6159 (Symbol_table::add_from_object): Likewise.
6160
28e67f5d
RÁE		 61612009-12-04 Rafael Avila de Espindola <espindola@google.com>
6162
6163 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6164 Don't set the data_offset twice.
6165
ae10a101
RÁE		 61662009-12-04 Rafael Avila de Espindola <espindola@google.com>
6167
6168 * testsuite/Makefile.in: Regenerate.
6169
f59f41f3
DK		 61702009-12-03 Doug Kwan <dougkwan@google.com>
6171
6172 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6173 (Target_arm::do_finalize_sections): Add parameter for symbol table
6174 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6175 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6176 parameter for symbol table pointer.
6177 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6178 an additional parameter for a pointer to symbol table.
6179 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6180 parameter for a symbol table pointer.
6181 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6182 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6183 Ditto.
6184 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6185 parameter for a symbol table pointer.
6186
ca55d848
RÁE		 61872009-12-03 Rafael Avila de Espindola <espindola@google.com>
6188
6189 * incremental.cc (Incremental_inputs_header)
6190 (Incremental_inputs_header_write, Incremental_inputs_entry)
6191 (Incremental_inputs_entry_write): Move ...
6192 * incremental.h (Incremental_inputs_header)
6193 (Incremental_inputs_header_write, Incremental_inputs_entry)
6194 (Incremental_inputs_entry_write): here.
6195
3aec4f9c
RÁE		 61962009-12-02 Rafael Avila de Espindola <espindola@google.com>
6197
6198 * incremental.cc (make_sized_incremental_binary): Set the target.
6199 Error if it is incompatible.
6200 * output.h (Output_file): Add filename method.
6201
9c0ae74d
RÁE		 62022009-12-02 Rafael Avila de Espindola <espindola@google.com>
6203
6204 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6205 from the get_* methods.
6206
a45500ae
RÁE		 62072009-12-02 Rafael Avila de Espindola <espindola@google.com>
6208
6209 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6210 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6211 Write 0 for the data_offset of scripts.
6212
325e6408
RÁE		 62132009-12-02 Rafael Avila de Espindola <espindola@google.com>
6214
6215 * testsuite/Makefile.am: Add the incremental_test.sh test.
6216 * testsuite/incremental_test.sh: New.
6217 * testsuite/incremental_test_1.c: New.
6218 * testsuite/incremental_test_2.c: New.
6219
954c3e2e
RÁE		 62202009-12-01 Rafael Avila de Espindola <espindola@google.com>
6221
6222 * incremental-dump.cc (main): Fix typos.
6223
f8086623
RÁE		 62242009-11-27 Rafael Avila de Espindola <espindola@google.com>
6225
6226 PR gold/11025
6227 * incremental-dump.cc (main): Use llu to print 64 bit values.
6228
3b0dd6ac
L		 62292009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6230 H.J. Lu <hongjiu.lu@intel.com>
6231
6232 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6233 $(LIBDL).
6234 (incremental_dump_LDADD): Likewise.
6235 * Makefile.in: Regenerated.
6236
a6d1ef57 62372009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6238
a6d1ef57
DK		 6239 Revert:
6240
6241 2009-11-25 Doug Kwan <dougkwan@google.com>
6242
6243 * arm.cc (Target_arm::Target_arm): Move method definition
6244 outside of class definition. Add code to handle
6245 --target1-rel, --target1-abs and --target2= options.
6246 (Target_arm::get_reloc_reloc_type): Change method to be
6247 non-static and const.
6248 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6249 New data member declaration.
6250 (Target_arm::Scan::local, Target_arm::Scan::global,
6251 Target_arm::Relocate::relocate,
6252 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6253 Adjust call to Target_arm::get_real_reloc_type.
6254 (Target_arm::get_real_reloc_type): Use command line options
6255 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6256 * options.h (--target1-rel, --target1-abs, --target2): New
6257 ARM-only options.
6258
50aeb7d4
DK		 62592009-11-25 Doug Kwan <dougkwan@google.com>
6260
6261 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6262 class definition. Add code to handle --target1-rel, --target1-abs
6263 and --target2= options.
6264 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6265 and const.
6266 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6267 member declaration.
6268 (Target_arm::Scan::local, Target_arm::Scan::global,
6269 Target_arm::Relocate::relocate,
6270 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6271 call to Target_arm::get_real_reloc_type.
6272 (Target_arm::get_real_reloc_type): Use command line options to
6273 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6274 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6275 options.
6276
51938283
DK		 62772009-11-25 Doug Kwan <dougkwan@google.com>
6278
6279 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6280 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6281 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6282 formatting.
6283 (Arm_relocate_functions::thm_call): Replace body with a call to
6284 Arm_relocate_functions::thumb_branch_common.
6285 (Arm_relocate_functions::thm_jump24,
6286 Arm_relocate_functions::thm_xpc22): New method definitions.
6287 (Arm_relocate_functions::thumb_branch_common): New method definition.
6288 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6289 operator.
6290 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6291 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6292
e2b8f3c4
RÁE		 62932009-11-24 Rafael Avila de Espindola <espindola@google.com>
6294
6295 * Makefile.am: Build incremental-dump
6296 * Makefile.in: Regenerate.
6297 * incremental-dump.cc: New.
6298 * incremental.cc (Incremental_inputs_header_data,
6299 Incremental_inputs_entry_data): Move to incremental.h
6300 * incremental.h: (Incremental_inputs_header_data,
6301 Incremental_inputs_entry_data): Move from incremental.cc
6302
bcba9aec
RÁE		 63032009-11-24 Rafael Avila de Espindola <espindola@google.com>
6304
6305 * incremental.cc (Incremental_inputs_header,
6306 Incremental_inputs_header_write, Incremental_inputs_entry,
6307 Incremental_inputs_entry_write): Add a typedef with the data type.
6308
7c3afe08
RÁE		 63092009-11-24 Rafael Avila de Espindola <espindola@google.com>
6310
6311 * incremental.cc (Incremental_inputs_header,
6312 Incremental_inputs_header_write, Incremental_inputs_entry,
6313 Incremental_inputs_entry_write): Update comment about which
6314 type has the filed descriptions.
6315
d204b6e9
DK		 63162009-11-15 Doug Kwan <dougkwan@google.com>
6317
6318 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6319 (Arm_relocate_functions::arm_branch_common): Change method defintion
6320 in class definition to a method declaration and update list of formal
6321 parameters.
6322 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6323 Arm_relocation_functions::jump24): Adjust call to
6324 Arm_relocate_functions::arm_branch_common. Update list of formal
6325 parameters.
6326 (Arm_relocate_functions::xpc25): New method definition.
6327 (Arm_relocate_functions::arm_branch_common): Move method defintion
6328 out from class definition. Use stubs for mode-switching and extending
6329 branch ranges.
6330 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6331 specially. Change code to enable use of stubs in ARM branches.
6332
43d12afe
DK		 63332009-11-10 Doug Kwan <dougkwan@google.com>
6334
6335 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6336 in method declaration.
6337 (Target_arm::relocate_stub): New method declaration.
6338 (Target_arm::default_target): Change to return a pointer instead of
6339 a const reference.
6340 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6341 Target_arm::default_target.
6342 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6343 method definition.
6344 (Target_arm::relocate_section): Adjust view.
6345 (Target_arm::relocate_stub): New method definition.
6346
ac33a407
DK		 63472009-11-10 Doug Kwan <dougkwan@google.com>
6348
6349 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6350 a format warning.
6351 * incremental.cc (open_incremental_binary): Initialized local
6352 variables to avoid warnings.
6353 * object.cc (make_elf_object): Ditto.
6354 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6355 a format warning.
e1df38aa 6356
88ee28e9
L		 6357009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6358
6359 PR gold/10930
6360 * testsuite/plugin_test.c: Include "config.h".
6361
2daedcd6
DK		 63622009-11-09 Doug Kwan <dougkwan@google.com>
6363
6364 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6365 (arm_symbol_value): Remove.
6366 (Arm_relocate_functions::arm_branch_common,
6367 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6368 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6369 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6370 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6371 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6372 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6373 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6374 Arm_relocate_functions::thm_mobw_abs_nc,
6375 Arm_relocate_functions::thm_mov_abs,
6376 Arm_relocate_functions::movw_prel_nc,
6377 Arm_relocate_functions::thm_movt_abs,
6378 Arm_relocate_functions::movt_prel,
6379 Arm_relocate_functions::thm_movw_prel_nc,
6380 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6381 (Target_arm::Relocate::relocate): Only decompose address into two
6382 parts if relocation type uses the thumb-bit and pass the actual
6383 bit instead of a flag indicating that the thumb-bit is used. Adjust
6384 calls to methods in Arm_relocate_functions for this change.
6385
1276bc89 63862009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6387
6388 PR 10925
6389 * reloc.cc: Instantiate
6390 Sized_relobj::initialize_input_to_output_maps and
6391 Sized_relobj:free_input_to_output_maps.
6392
e53ad1b5
ILT		 63932009-11-06 Ian Lance Taylor <iant@google.com>
6394
6395 PR 10876
6396 * defstd.cc (in_segment): Set only_if_ref true for "end".
6397
eb44217c
DK		 63982009-11-06 Doug Kwan <dougkwan@google.com>
6399
6400 * arm.cc (class Reloc_stub): Correct a comment.
6401 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6402 (Target_arm::scan_section_for_stubs): New method declaration.
6403 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6404 Change methods from private to protected.
6405 (Target_arm::do_may_relax): New method definition.
6406 (Target_arm::do_relax, Target_arm::group_sections,
6407 Target_arm::scan_reloc_for_stub,
6408 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6409 (Target_arm::arm_input_section_map_): New data member declaration.
6410 (Target_arm::scan_reloc_for_stub,
6411 Target_arm::scan_reloc_section_for_stubs,
6412 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6413 Target_arm::do_relax): New method definitions.
6414
5d329b7d
ILT		 64152009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6416
6417 * configure.ac: Check for (struct stat)::st_mtim
6418 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6419 * config.in: Regenerate.
6420 * configure: Regenerate.
6421
96a0d71b
ILT		 64222009-11-05 Ian Lance Taylor <iant@google.com>
6423
6424 PR 10910
6425 * output.cc (Output_segment::add_output_section): Add missing
6426 return statement.
6427
594c8e5e
ILT		 64282009-11-04 Ian Lance Taylor <iant@google.com>
6429
6430 PR 10880
6431 * object.h (class Object): Add is_needed and set_is_needed
6432 methods. Add is_needed_ field. Make bool fields into bitfields.
6433 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6434 defined in a dynamic object and referenced by a regular object,
6435 set is_needed for the dynamic object.
6436 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6437 if the file is marked with as_needed and it is not needed.
6438
22b127cc
ILT		 64392009-11-04 Ian Lance Taylor <iant@google.com>
6440
6441 PR 10887
6442 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6443 tags if data is discarded by linker script.
6444 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6445 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6446 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6447 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6448
f5c870d2
ILT		 64492009-11-04 Ian Lance Taylor <iant@google.com>
6450
6451 * layout.cc (Layout::get_output_section): Add is_interp and
6452 is_dynamic_linker_section parameters. Change all callers.
6453 (Layout::choose_output_section): Likewise.
6454 (Layout::make_output_section): Likewise.
6455 (Layout::add_output_section_data): Add is_dynamic_linker_section
6456 parameter. Change all callers.
6457 * layout.h (class Layout): Update declarations.
6458 * output.h (class Output_section): Add is_interp, set_is_interp,
6459 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6460 Add is_interp_, is_dynamic_linker_section_ fields. Change
6461 generate_code_fills_at_write_ to a bitfield.
6462 * output.cc (Output_section::Output_sections): Initialize new
6463 fields.
6464 (Output_segment::add_output_section): Add do_sort parameter.
6465 Change all callers.
6466
1ae4d23b
ILT		 64672009-11-03 Ian Lance Taylor <iant@google.com>
6468
6469 PR 10860
6470 * options.h (class General_options): Add --warn-common.
6471 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6472 merging two common symbols.
6473 (Symbol_table::should_override): Handle --warn-common when merging
6474 a common symbol with a defined symbol. Use report_resolve_problem
6475 for multiple definitions.
6476 (Symbol_table::report_resolve_problem): New function.
6477 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6478
55da9579
DK		 64792009-11-03 Doug Kwan <dougkwan@google.com>
6480
6481 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6482 stub_factory_.
6483 (Target_arm::stub_factory): New method definition.
6484 (Target_arm::new_arm_input_section,
6485 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6486 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6487 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6488 New type definitions.
6489 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6490 member declarations.
6491 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6492 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6493 New method definitions.
6494
37a9ac43
ILT		 64952009-11-03 Ian Lance Taylor <iant@google.com>
6496
6497 * options.h (class General_options): Add --warn_constructors.
6498
b3d6a3d4
ILT		 64992009-11-03 Ian Lance Taylor <iant@google.com>
6500
6501 PR 10893
6502 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6503 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6504
934b01dd
ILT		 65052009-11-03 Ian Lance Taylor <iant@google.com>
6506
6507 PR 10895
6508 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6509 --msgid-bugs-address.
6510 (install-pdf): New target.
6511 (install-data_yes): Look up one directory to find mkinstalldirs.
6512
03c1939b
L		 65132009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6514
6515 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6516 tree.
6517
ebd95253
DK		 65182009-10-30 Doug Kwan <dougkwan@google.com>
6519
6520 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6521
e9bbb538
DK		 65222009-10-30 Doug Kwan <dougkwan@google.com>
6523
6524 * arm.cc (Stub_addend_reader): New struct template definition
6525 and partial specializations.
6526 (Stub_addend_reader::operator()): New method definition for a
6527 partially specialized template.
6528
d5b40221
DK		 65292009-10-30 Doug Kwan <dougkwan@google.com>
6530
6531 * arm.cc (Arm_relobj::processor_specific_flags): New method
6532 definition.
6533 (Arm_relobj::do_read_symbols): New method declaration.
6534 (Arm_relobj::processor_specific_flags_): New data member declaration.
6535 (Arm_dynobj): New class definition.
6536 (Target_arm::do_finalize_sections): Add input_objects parameter.
6537 (Target_arm::do_adjust_elf_header): New method declaration.
6538 (Target_arm::are_eabi_versions_compatible,
6539 (Target_arm::merge_processor_specific_flags): New method declaration.
6540 (Target_arm::do_make_elf_object): New overloaded method definitions
6541 and declaration.
6542 (Arm_relobj::do_read_symbols): New method definition.
6543 (Arm_dynobj::do_read_symbols): Ditto.
6544 (Target_arm::do_finalize_sections): Add input_objects parameters.
6545 Merge processor-specific flags from all input objects.
6546 (Target_arm::are_eabi_versions_compatible,
6547 Target_arm::merge_processor_specific_flags,
6548 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6549 New method definitions.
6550 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6551 Input_objects pointer type parameter.
6552 * layout.cc (Layout::finalize): Pass input objects to target's.
6553 finalize_sections function.
6554 * output.cc (Output_file_header::do_sized_write): Set ELF file
6555 header's processor-specific flags.
6556 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6557 Input_objects pointer type parameter.
6558 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6559 * target.h (Input_objects): New forward class declaration.
6560 (Target::processor_specific_flags,
6561 Target::are_processor_specific_flags_sect): New method definitions.
6562 (Target::finalize_sections): Add input_objects parameter.
6563 (Target::Target): Initialize processor_specific_flags_ and
6564 are_processor_specific_flags_set_.
6565 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6566 parameter.
6567 (Target::set_processor_specific_flags): New method definition.
6568 (Target::processor_specific_flags_,
6569 Target::are_processor_specific_flags_set_): New data member
6570 declarations.
6571 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6572 Input_objects pointer type parameter.
6573
ebabffbd
DK		 65742009-10-30 Doug Kwan <dougkwan@google.com>
6575
6576 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6577
ad0f2072
ILT		 65782009-10-28 Ian Lance Taylor <iant@google.com>
6579
6580 * object.h (class Relobj): Drop options parameter from
6581 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6582 do_scan_relocs, do_relocate. Change all callers.
6583 (class Sized_relobj): Drop options parameters from
6584 do_gc_process_relocs, do_scan_relocs, do_relocate,
6585 do_relocate_sections, relocate_sections, emit_relocs_scan,
6586 emit_relocs_scan_reltype. Change all callers.
6587 (struct Relocate_info): Remove options field and all references to
6588 it.
6589 * reloc.h (class Read_relocs): Remove options constructor
6590 parameter and options_ field. Change all callers.
6591 (class Gc_process_relocs, class Scan_relocs): Likewise.
6592 (class Relocate_task): Likewise.
6593 * target-reloc.h (scan_relocs): Remove options parameter. Change
6594 all callers.
6595 (scan_relocatable_relocs): Likewise.
6596 * target.h (class Sized_target): Remove options parameter from
6597 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6598 all callers.
6599 * gc.h (gc_process_relocs): Remove options parameter. Change all
6600 callers.
6601 * arm.cc: Update functions to remove options parameters.
6602 * i386.cc: Likewise.
6603 * powerpc.cc: Likewise.
6604 * sparc.cc: Likewise.
6605 * x86_64.cc: Likewise.
6606 * testsuite/testfile.cc: Likewise.
6607
8ffa3667
DK		 66082009-10-28 Doug Kwan <dougkwan@google.com>
6609
6610 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6611 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6612 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6613 New method definitions.
6614
40f36857
CC		 66152009-10-28 Cary Coutant <ccoutant@google.com>
6616
6617 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6618 (Plugin::cleanup_done_): New member.
6619 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6620 (Plugin_manager::cleanup_done_): Remove.
6621 (Plugin_manager::add_input_file): Edit error message.
6622 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6623 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6624
2c849493
ILT		 66252009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6626
6627 * fileread.cc: (File_read::View::~View): Use the new
6628 data_ownership_ filed.
6629 (File_read::~File_read): Dispose the new whole_file_view_.
6630 (File_read::open): Mmap the whole file if needed.
6631 (File_read::open): Use whole_file_view_ instead of contents_.
6632 (File_read::find_view): Use whole_file_view_ if applicable.
6633 (File_read::do_read): Use whole_file_view_ instead of contents_.
6634 (File_read::make_view): Use whole_file_view_ instead of contents_,
6635 update File_read::View::View call.
6636 (File_read::find_or_make_view): Update File_read::View::View
6637 call.
6638 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6639 remove contents_
6640 (File_read::View::Data_ownership): New enum.
6641 (File_read::View::View): Replace bool mapped_ with Data_ownership
6642 argument.
6643 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6644 (File_read::View::data_ownership_): New field.
6645 (File_read::contents_): Remove (replaced by whole_file_view_).
6646 (File_read::whole_file_view_): New field.
6647 * options.h (class General_options): Add --keep-files-mapped.
6648
24998053
CC		 66492009-10-27 Cary Coutant <ccoutant@google.com>
6650
6651 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6652 * testsuite/Makefile.am (plugin_test_5): New test case.
6653 * testsuite/Makefile.in: Regenerate.
6654
72adc4fa
DK		 66552009-10-25 Doug Kwan <dougkwan@google.com>
6656
6657 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6658 from private to protected to allow access by child class.
6659 (Sized_relobj::do_relocate_sections): New method declaration.
6660 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6661 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6662 Sized_relobj::relocate_sections. Instantiate template explicitly
6663 for different target sizes and endianity.
6664
07f508a2
DK		 66652009-10-24 Doug Kwan <dougkwan@google.com>
6666
6667 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6668 (Arm_input_section::as_arm_input_section): New method.
6669 (Arm_output_section): New class definition.
6670 (Arm_output_section::create_stub_group,
6671 Arm_output_section::group_sections): New method definitions.
6672
10ad9fe5
DK		 66732009-10-22 Doug Kwan <dougkwan@google.com>
6674
6675 * arm.cc (Arm_input_section): New class definition.
6676 (Arm_input_section::init, Arm_input_section:do_write,
6677 Arm_input_section::set_final_data_size,
6678 Arm_input_section::do_reset_address_and_file_offset): New method
6679 definitions.
6680
56ee5e00
DK		 66812009-10-21 Doug Kwan <dougkwan@google.com>
6682
6683 * arm.cc (Stub_table, Arm_input_section): New forward class
6684 declarations.
6685 (Stub_table): New class defintion.
6686 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6687 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6688 New method definition.
6689
b569affa
DK		 66902009-10-21 Doug Kwan <dougkwan@google.com>
6691
6692 * arm.cc: Update copyright comments.
6693 (Target_arm): New forward class template declaration.
6694 (Arm_address): New type.
6695 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6696 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6697 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6698 constants.
6699 (Insn_template): Same.
6700 (DEF_STUBS): New macro.
6701 (Stub_type): New enum type.
6702 (Stub_template): New class definition.
6703 (Stub): Same.
6704 (Reloc_stub): Same.
6705 (Stub_factory): Same.
6706 (Target_arm::Target_arm): Initialize may_use_blx_ and
6707 should_force_pic_veneer_.
6708 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6709 Target_arm::should_force_pic_veneer,
6710 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6711 Target_arm::using_thumb_only, Target_arm:;default_target): New
6712 method defintions.
6713 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6714 New data member declarations.
6715 (Insn_template::size, Insn_template::alignment): New method defintions.
6716 (Stub_template::Stub_template): New method definition.
6717 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6718 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6719 (Stub_factory::Stub_factory): New method definition.
6720 * gold.h (string_hash): New template.
6721 * output.h (Input_section_specifier::hash_value): Use
6722 gold::string_hash.
6723 (Input_section_specifier::string_hash): Remove.
6724 * stringpool.cc (Stringpool_template::string_hash): Use
6725 gold::string_hash.
6726
6c172549
DK		 67272009-10-20 Doug Kwan <dougkwan@google.com>
6728
6729 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6730 symbols of relaxed input sections.
6731 * output.h (Output_section::find_relaxed_input_section): Make
6732 method public.
6733
c5617f2f
DK		 67342009-10-16 Doug Kwan <dougkwan@google.com>
6735
6736 * dynobj.cc (Versions::Versions): Initialize version_script_.
6737 Only insert base version symbol definition for a shared object
6738 if version script defines any version versions.
6739 (Versions::define_base_version): New method definition.
6740 (Versions::add_def): Check that base version is not needed.
6741 (Versions::add_need): Define base version lazily.
6742 * dynobj.h (Versions::define_base_version): New method declaration.
6743 (Versions::needs_base_version_): New data member declaration.
6744 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6745 (check_DATA): Add no_version_test.stdout.
6746 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6747 New make rules.
6748 * testsuite/Makefile.in: Regenerate.
6749 * testsuite/no_version_test.c: New file.
6750 * testsuite/no_version_test.sh: Ditto.
6751
3c12dcdb
DK		 67522009-10-16 Doug Kwan <dougkwan@google.com>
6753
6754 * expression.cc (class Segment_start_expression): New class definition.
6755 (Segment_start_expression::value): New method definition.
6756 (script_exp_function_segment_start): Return a new
6757 Segment_start_expression.
6758 * gold/script-c.h (script_saw_segment_start_expression): New function
6759 prototype.
6760 * script-sections.cc (Script_sections::Script_sections): Initialize
6761 SAW_SEGMENT_START_EXPRESSION_ to false.
6762 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6763 and -Tbbs options to specify section addresses if given in
6764 command line and no SEGMENT_START expression is seen in a script.
6765 * script-sections.h (Script_sections::saw_segment_start_expression,
6766 Script_sections::set_saw_segment_start_expression): New method
6767 definition.
6768 (Script_sections::saw_segment_start_expression_): New data member
6769 declaration.
6770 * script.cc (script_saw_segment_start_expression): New function.
6771 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6772 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6773 script_test_7.sh and script_test_8.sh.
6774 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6775 script_test_8.stdout.
6776 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6777 (script_test_6, script_test_6.stdout, script_test_7,
6778 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6779 * Makefile.in: Regenerate.
6780 * testsuite/script_test_6.sh: New file.
6781 * testsuite/script_test_6.t: Same.
6782 * testsuite/script_test_7.sh: Same.
6783 * testsuite/script_test_7.t: Same.
6784 * testsuite/script_test_8.sh: Same.
6785
64b1ae37
DK		 67862009-10-16 Doug Kwan <dougkwan@google.com>
6787
6788 * output.cc (Output_segment::set_section_list_address): Cast
6789 expressions to unsigned long long type to avoid format warnings.
6790
661be1e2
ILT		 67912009-10-15 Ian Lance Taylor <iant@google.com>
6792
12edd763 6793 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6794 dot assignment to script_sections_.
12edd763
ILT		 6795 * script-sections.cc (Script_sections::add_dot_assignment):
6796 Initialize if necessary.
6797
68b6574b
ILT		 6798 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6799 program headers with no load segment if there is a linker script.
6800
661be1e2
ILT		 6801 * layout.cc (Layout::set_segment_offsets): Align the file offset
6802 to the segment aligment for -N or -n with no load segment.
6803 * output.cc (Output_segment::add_output_section): Don't crash if
6804 the first section is a TLS section.
6805 (Output_segment::set_section_list_addresses): Print an error
6806 message if the address moves backward in a linker script.
6807 * script-sections.cc
6808 (Output_section_element_input::set_section_addresses): Don't
6809 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6810 (Orphan_output_section::set_section_addresses): Likewise.
6811
f15f61a7
DK		 68122009-10-15 Doug Kwan <dougkwan@google.com>
6813
6814 * layout.cc (Layout::finish_dynamic_section): Generate tags
6815 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6816 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6817 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6818
82bb573a
ILT		 68192009-10-14 Ian Lance Taylor <iant@google.com>
6820
6821 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6822 fields.
6823 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6824 data_shdr fields of relinfo.
6825 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6826 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6827 R_386_TLS_LDO_32, adjust based on section flags.
6828 (Target_i386::Relocate::fix_up_ldo): Remove.
6829
374ad285
ILT		 68302009-10-13 Ian Lance Taylor <iant@google.com>
6831
6832 Add support for -pie.
6833 * options.h (class General_options): Add -pie and
6834 --pic-executable.
6835 (General_options::output_is_position_independent): Test -pie.
6836 (General_options::output_is_executable): Return true if not shared
6837 and not relocatable.
6838 (General_options::output_is_pie): Remove.
6839 * options.cc (General_options::finalize): Reject incompatible uses
6840 of -pie.
6841 * gold.cc (queue_middle_tasks): A -pie link is not static.
6842 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6843 * symtab.cc (Symbol::final_value_is_known): Return false if
6844 output_is_position_independent.
6845 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6846 output_is_position_independent.
6847 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6848 output_is_position_independent.
6849 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6850 output_is_position_independent.
6851 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6852 two_file_pie_test.
6853 (basic_pie_test.o, basic_pie_test): New targets.
6854 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6855 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6856 (two_file_pie_test): New target.
6857 * testsuite/Makefile.in: Rebuild.
6858 * README: Remove note saying that -pie is not supported.
6859
c6585162
ILT		 68602009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6861
6862 * options.h (class General_options): Add -init and -fini.
6863 * layout.cc (Layout::finish_dynamic_section): Emit
6864 given init and fini functions.
6865
032ce4e9
ST		 68662009-10-13 Sriraman Tallam <tmsriram@google.com>
6867
6868 * gc.h (gc_process_relocs): Check if icf is enabled using new
6869 function.
6870 * gold.cc (queue_initial_tasks): Likewise.
6871 (queue_middle_tasks): Likewise.
6872 * object.cc (do_layout): Likewise.
6873 * symtab.cc (is_section_folded): Likewise.
6874 * main.cc (main): Likewise.
6875 * reloc.cc (Read_relocs::run): Likewise.
6876 (Sized_relobj::do_scan_relocs): Likewise.
6877 * icf.cc (is_function_ctor_or_dtor): New function.
6878 (Icf::find_identical_sections): Check if function is ctor or dtor when
6879 safe icf is chosen.
6880 * options.h (General_options::icf): Change option to be an enum.
6881 (Icf_status): New enum.
6882 (icf_enabled): New method.
6883 (icf_safe_folding): New method.
6884 (set_icf_status): New method.
6885 (icf_status_): New variable.
6886 * (options.cc) (General_options::finalize): Set icf_status_.
6887 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6888 icf_test and icf_keep_unique_test to use the --icf enum flag.
6889 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6890 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6891
f345227a
ST		 68922009-10-12 Sriraman Tallam <tmsriram@google.com>
6893
6894 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6895 includes to gc.h and icf.h.
6896 * arm.cc: Include gc.h.
6897 * gold.cc: Likewise.
6898 * i386.cc: Likewise.
6899 * powerpc.cc: Likewise.
6900 * sparc.cc: Likewise.
6901 * x86_64.cc: Likewise.
6902 * gc.h: Include icf.h.
6903
1c7814ed
ILT		 69042009-10-11 Ian Lance Taylor <iant@google.com>
6905
6906 * plugin.cc: Include "gold.h" before other header files.
6907
ae3b5189
CD		 69082009-10-10 Chris Demetriou <cgd@google.com>
6909
6910 * options.h (Input_file_argument::Input_file_type): New enum.
6911 (Input_file_argument::is_lib_): Replace with...
6912 (Input_file_argument::type_): New member.
6913 (Input_file_argument::Input_file_argument): Take Input_file_type
6914 'type' rather than boolean 'is_lib' as second argument.
6915 (Input_file_argument::is_lib): Use type_.
6916 (Input_file_argument::is_searched_file): New function.
6917 (Input_file_argument::may_need_search): Handle is_searched_file.
6918 * options.cc (General_options::parse_library): Support -l:filename.
6919 (General_options::parse_just_symbols): Update for Input_file_argument
6920 changes.
6921 (Command_line::process): Likewise.
6922 * archive.cc (Archive::get_file_and_offset): Likewise.
6923 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6924 * script.cc (read_script_file, script_add_file): Likewise.
6925 * fileread.cc (Input_file::Input_file): Likewise.
6926 (Input_file::will_search_for): Handle is_searched_file.
6927 (Input_file::open): Likewise.
6928 * readsyms.cc (Read_symbols::get_name): Likewise.
6929 * testsuite/Makefile.am (searched_file_test): New test.
6930 * testsuite/Makefile.in: Regenerate.
6931 * testsuite/searched_file_test.cc: New file.
6932 * testsuite/searched_file_test_lib.cc: New file.
6933
f3048a1d
ILT		 69342009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 Ian Lance Taylor <iant@google.com>
6936
6937 * descriptor.cc: Include <cstdio> and "binary-io.h".
6938 (Descriptors::open): Open the files in binary mode always.
6939 * script.cc (Lex::get_token): Treat \r as whitespace.
6940
d4780e57
ILT		 69412009-10-09 Ian Lance Taylor <iant@google.com>
6942
6943 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6944
d9a893b8
ILT		 69452009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6946 Ian Lance Taylor <iant@google.com>
6947
6948 * configure.ac: Check for readv function also.
6949 * fileread.cc (readv): Define if not HAVE_READV.
6950 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6951 does not exist.
6952 * config.in: Regenerate.
6953 * configure: Regenerate.
6954
c0a62865
DK		 69552009-10-09 Doug Kwan <dougkwan@google.com>
6956
6957 * layout.cc (Layout::make_output_section): Call target hook to make
6958 ordinary output section.
6959 (Layout::finalize): Adjust parameter list of call the
6960 Target::may_relax().
6961 * layout.h (class Layout::section_list): New method.
6962 * merge.h (Output_merge_base::entsize): Change visibility to public.
6963 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6964 New methods.
6965 (Output_merge_string::do_is_string): New method.
6966 * object.cc (Sized_relobj::do_setup): renamed from
6967 Sized_relobj::set_up.
6968 * object.h (Sized_relobj::adjust_shndx,
6969 Sized_relobj::initializ_input_to_output_maps,
6970 Sized_relobj::free_input_to_output_maps): Change visibilities to
6971 protected.
6972 (Sized_relobj::setup): Virtualize.
6973 (Sized_relobj::do_setup): New method declaration.
6974 (Sized_relobj::invalidate_section_offset,
6975 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6976 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6977 * options.cc (parse_int): New function.
6978 * options.h (parse_int): New declaration.
6979 (DEFINE_int): New macro.
6980 (stub_group_size): New option.
6981 * output.cc (Output_section::Output_section): Initialize memebers
6982 merge_section_map_, merge_section_by_properties_map_,
6983 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6984 (Output_section::add_input_section): Handled deferred code-fill
6985 generation and remove an old comment.
6986 (Output_section::add_relaxed_input_section): New method definition.
6987 (Output_section::add_merge_input_section): Use merge section by
6988 properties map to speed to search. Update merge section maps
6989 as appropriate.
6990 (Output_section::build_relaxation_map): New method definition.
6991 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6992 Same.
6993 (Output_section::relax_input_section): Renamed to
6994 Output_section::convert_input_sections_to_relaxed_sections and change
6995 interface to take a vector of pointers to relaxed sections.
6996 (Output_section::find_merge_section,
6997 Output_section::find_relaxed_input_section): New method definitions.
6998 (Output_section::is_input_address_mapped,
6999 Output_section::output_offset, Output_section::output_address):
7000 Use output section data maps to speed up searching.
7001 (Output_section::find_starting_output_address): Add comments.
7002 (Output_section::do_write,
7003 Output_section::write_to_postprocessing_buffer): Do code-fill
7004 generation as appropriate.
7005 (Output_section::get_input_sections): Invalidate relaxed input section
7006 map.
7007 (Output_section::restore_states): Adjust type of checkpoint .
7008 Invalidate relaxed input section map.
7009 * output.h (Output_merge_base): New class declaration.
7010 (Input_section_specifier): New class defintion.
7011 (class Output_relaxed_input_section) Change base class to
7012 Output_section_data_build.
7013 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7014 base class initializer.
7015 (Output_section::add_relaxed_input_section): New method declaration.
7016 (Output_section::Input_section): Change visibility to protected.
7017 (Output_section::Input_section::relobj,
7018 Output_section::Input_section::shndx): Handle relaxed input sections.
7019 Output_section::input_sections) Change visibility to protected. Also
7020 define overload to return a non-const pointer.
7021 (Output_section::Merge_section_properties): New class defintion.
7022 (Output_section::Merge_section_by_properties_map,
7023 Output_section::Output_section_data_by_input_section_map,
7024 Output_section::Relaxation_map): New types.
7025 (Output_section::relax_input_section): Rename method to
7026 Output_section::convert_input_sections_to_relaxed_sections and change
7027 interface to take a vector of relaxed section pointers.
7028 (Output_section::find_merge_section,
7029 Output_section::find_relaxed_input_section,
7030 Output_section::build_relaxation_map,
7031 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7032 New method declarations.
7033 (Output_section::merge_section_map_
7034 Output_section::merge_section_by_properties_map_,
7035 Output_section::relaxed_input_section_map_,
7036 Output_section::is_relaxed_input_section_map_valid_,
7037 Output_section::generate_code_fills_at_write_): New data members.
7038 * script-sections.cc
7039 (Output_section_element_input::set_section_addresses): Call
7040 current_data_size and addralign methods of relaxed input sections.
7041 (Orphan_output_section::set_section_addresses): Call current_data_size
7042 and addralign methods of relaxed input sections.
7043 * symtab.cc (Symbol_table::compute_final_value): Extract template
7044 from the body of Symbol_table::sized_finalize_symbol.
7045 (Symbol_table::sized_finalized_symbol): Call
7046 Symbol_table::compute_final_value.
7047 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7048 (Symbol_table::compute_final_value): New templated method declaration.
7049 * target.cc (Target::do_make_output_section): New method defintion.
7050 * target.h (Target::make_output_section): New method declaration.
7051 (Target::relax): Add more parameters for input objects, symbol table
7052 and layout. Adjust call to do_relax.
7053 (Target::do_make_output_section): New method declaration.
7054 (Target::do_relax): Add parameters for input objects, symbol table
7055 and layout.
7056
d446d6c4
ILT		 70572009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7058
7059 * pread.c: Include stdio.h.
7060
bc06c745
ILT		 70612009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7062
7063 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7064 defined.
7065
75aea3d0
ILT		 70662009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7067
7068 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7069 Change read_shndx type to unsigned int.
7070 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7071 int.
7072 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7073 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7074 Change read_shndx type to unsigned int.
7075 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7076 int.
7077 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7078 * layout.cc (Layout::create_symtab_sections): Cast the result of
7079 local_symcount * symsize to off_t in the gold_assert.
7080
be8fcb75
ILT		 70812009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7082
7083 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7084 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7085 R_ARM_BASE_ABS.
7086 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7087 (Arm_relocate_functions::thm_abs5): New function.
7088 (Arm_relocate_functions::abs12): New function.
7089 (Arm_relocate_functions::abs16): New function.
7090 (Arm_relocate_functions::base_abs): New function.
7091 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7092 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7093 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7094 R_ARM_BASE_ABS.
7095 (Scan::global): Likewise.
7096 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7097 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7098 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7099 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7100 R_ARM_BASE_ABS.
7101
c2a122b6
ILT		 71022009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7103
7104 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7105 (Arm_relocate_functions::movt_prel): New function.
7106 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7107 (Arm_relocate_functions::thm_movt_prel): New function.
7108 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7109 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7110 (Scan::global, Relocate::relocate): Likewise.
7111 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7112
c4aa1e2d
ILT		 71132009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7114
7115 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7116 Incremental_checker.
7117 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7118 unsigned int.
7119 (class Incremental_inputs_header): New class.
7120 (Incremental_inputs_header_writer): Edit comment.
7121 (Incremental_inputs_entry): New class.
7122 (Incremental_inputs_entry_writer): Edit comment.
7123 (Sized_incremental_binary::do_find_incremental_inputs_section):
7124 Add *strtab_shndx parameter, fill it.
7125 (Sized_incremental_binary::do_check_inputs): New method.
7126 (Incremental_checker::can_incrementally_link_output_file): Use
7127 Sized_incremental_binary::check_inputs.
7128 (Incremental_inputs::report_command_line): Save command line in
7129 command_line_.
7130 * incremental.h:
7131 (Incremental_binary::find_incremental_inputs_section): New
7132 method.
7133 (Incremental_binary::do_find_incremental_inputs_section): Add
7134 strtab_shndx parameter.
7135 (Incremental_binary::do_check_inputs): New pure virtual method.
7136 (Sized_incremental_binary::do_check_inputs): Declare.
7137 (Incremental_checker::Incremental_checker): Add incremental_inputs
7138 parameter, use it to initialize incremental_inputs_.
7139 (Incremental_checker::incremental_inputs_): New field.
7140 (Incremental_checker::command_line): New method.
7141 (Incremental_checker::inputs): New method.
7142 (Incremental_checker::command_line_): New field.
7143
c549a694
ILT		 71442009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7145
7146 * incremental.cc: Include <cstdarg> and "target-select.h".
7147 (vexplain_no_incremental): New function.
7148 (explain_no_incremental): New function.
7149 (Incremental_binary::error): New method.
7150 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7151 method.
7152 (make_sized_incremental_binary): New function.
7153 (open_incremental_binary): New function.
7154 (can_incrementally_link_file): Add checks if output is ELF and has
7155 inputs section.
7156 * incremental.h: Include "elfcpp_file.h" and "output.h".
7157 (Incremental_binary): New class.
7158 (Sized_incremental_binary): New class.
7159 (open_incremental_binary): Declare.
7160 * object.cc (is_elf_object): Use
7161 elfcpp::Elf_recognizer::is_elf_file.
7162 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7163 * output.h (Output_file::filesize): New method.
7164
fd3c5f0b
ILT		 71652009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7166
7167 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7168 New function.
7169 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7170 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7171 function.
7172 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7173 function.
7174 (Arm_relocate_functions::movw_abs_nc): New function.
7175 (Arm_relocate_functions::movt_abs): New function.
7176 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7177 (Arm_relocate_functions::thm_movt_abs): New function.
7178 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7179 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7180 (Scan::global): Likewise.
7181 (Relocate::relocate): Likewise.
7182 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7183
7f5309a5
ILT		 71842009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7185
7186 * arm.cc (Arm_relocate_functions::got_prel) New function.
7187 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7188 (Relocate::relocate): Likewise.
7189 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7190
364c7fa5
ILT		 71912009-10-06 Ian Lance Taylor <iant@google.com>
7192
7193 * options.h (class General_options): Define
7194 split_stack_adjust_size parameter.
7195 * object.h (class Object): Add uses_split_stack_ and
7196 has_no_split_stack_ fields. Add uses_split_stack and
7197 has_no_split_stack accessor functions. Declare
7198 handle_split_stack_section.
7199 (class Reloc_symbol_changes): Define.
7200 (class Sized_relobj): Define Function_offsets. Declare
7201 split_stack_adjust, split_stack_adjust_reltype, and
7202 find_functions.
7203 * object.cc (Object::handle_split_stack_section): New function.
7204 (Sized_relobj::do_layout): Call handle_split_stack_section.
7205 * dynobj.cc (Sized_dynobj::do_layout): Call
7206 handle_split_stack_section.
7207 * reloc.cc (Sized_relobj::relocate_sections): Call
7208 split_stack_adjust for executable sections in split_stack
7209 objects. Pass reloc_map to relocate_section.
7210 (Sized_relobj::split_stack_adjust): New function.
7211 (Sized_relobj::split_stack_adjust_reltype): New function.
7212 (Sized_relobj::find_functions): New function.
7213 * target-reloc.h: Include "object.h".
7214 (relocate_section): Add reloc_symbol_changes parameter. Change
7215 all callers.
7216 * target.h (class Target): Add calls_non_split method. Declare
7217 do_calls_non_split virtual method. Declare match_view and
7218 set_view_to_nop.
7219 * target.cc: Include "elfcpp.h".
7220 (Target::do_calls_non_split): New function.
7221 (Target::match_view): New function.
7222 (Target::set_view_to_nop): New function.
7223 * gold.cc (queue_middle_tasks): Give an error if mixing
7224 split-stack and non-split-stack objects with -r.
7225 * i386.cc (Target_i386::relocate_section): Add
7226 reloc_symbol_changes parameter.
7227 (Target_i386::do_calls_non_split): New function.
7228 * x86_64.cc (Target_x86_64::relocate_section): Add
7229 reloc_symbol_changes parameter.
7230 (Target_x86_64::do_calls_non_split): New function.
7231 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7232 parameter.
7233 * powerpc.cc (Target_powerpc::relocate_section): Add
7234 reloc_symbol_changes parameter.
7235 * sparc.cc (Target_sparc::relocate_section): Add
7236 reloc_symbol_changes parameter.
7237 * configure.ac: Call AM_CONDITIONAL for the default target.
7238 * configure: Rebuild.
7239 * testsuite/Makefile.am (TEST_AS): New variable.
7240 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7241 (check_DATA): Add split_i386 and split_x86_64 files.
7242 (SPLIT_DEFSYMS): Define.
7243 (split_i386_[1234n].o): New targets.
7244 (split_i386_[124]): New targets.
7245 (split_i386_[1234r].stdout): New targets.
7246 (split_x86_64_[1234n].o): New targets.
7247 (split_x86_64_[124]): New targets.
7248 (split_x86_64_[1234r].stdout): New targets.
7249 (MOSTLYCLEANFILES): Add new executables.
7250 * testsuite/split_i386.sh: New file.
7251 * testsuite/split_x86_64.sh: New file.
7252 * testsuite/split_i386_1.s: New file.
7253 * testsuite/split_i386_2.s: New file.
7254 * testsuite/split_i386_3.s: New file.
7255 * testsuite/split_i386_4.s: New file.
7256 * testsuite/split_i386_n.s: New file.
7257 * testsuite/split_x86_64_1.s: New file.
7258 * testsuite/split_x86_64_2.s: New file.
7259 * testsuite/split_x86_64_3.s: New file.
7260 * testsuite/split_x86_64_4.s: New file.
7261 * testsuite/split_x86_64_n.s: New file.
7262 * testsuite/testfile.cc (Target_test): Update relocation_section
7263 function.
7264 * testsuite/Makefile.in: Rebuild.
7265
e8a9fcda
ILT		 72662009-10-06 Ian Lance Taylor <iant@google.com>
7267
7268 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7269 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7270 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7271 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7272 the address on ldo_addrs_.
7273 (Target_i386::Relocate::fix_up_ldo): New function.
7274
e99daf92
ILT		 72752009-10-06 Rafael Espindola <espindola@google.com>
7276
7277 * plugin.cc (add_input_library): New.
7278 (Plugin::load): Add add_input_library to tv.
7279 (Plugin_manager::add_input_file): Add the is_lib argument.
7280 (add_input_file): Update call to Plugin_manager::add_input_file.
7281 (add_input_library): New.
7282 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7283
966d4097
DK		 72842009-09-30 Doug Kwan <dougkwan@google.com>
7285
7286 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7287 symbol and call Symbol::may_need_copy_reloc to determine if
7288 a copy reloc is needed.
7289 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7290 nocopyreloc is given in command line.
7291 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7292 given in command line.
7293 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7294 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7295 of the removed Target_i386::may_need_copy_reloc.
7296 * options.h (copyreloc): New option with default value false.
7297 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7298 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7299 instead of the removed Target_powerpc::may_need_copy_reloc.
7300 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7301 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7302 instead of the removed Target_sparc::may_need_copy_reloc.
7303 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7304 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7305 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7306 instead of the removed Target_x86_64::may_need_copy_reloc.
7307
029ba973
ILT		 73082009-09-30 Ian Lance Taylor <iant@google.com>
7309
7310 * object.h (class Object): Remove target_ field, and target,
7311 sized_target, and set_target methods.
7312 (Object::sized_target): Remove.
7313 (class Sized_relobj): Update declarations. Remove sized_target.
7314 * object.cc (Sized_relobj::setup): Remove target parameter.
7315 Change all callers.
7316 (Input_objects::add_object): Don't do anything with the target.
7317 (make_elf_sized_object): Add punconfigured parameter. Change all
7318 callers. Set or test parameter target.
7319 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7320 Change all callers.
7321 * parameters.cc (Parameters::set_target): Change parameter type to
7322 be non-const.
7323 (Parameters::default_target): Remove.
7324 (set_parameters_target): Change parameter type to be non-const.
7325 (parameters_force_valid_target): New function.
7326 (parameters_clear_target): New function.
7327 * parameters.h (class Parameters): Update declarations. Remove
7328 default_target method. Add sized_target and clear_target
7329 methods. Change target_ to be non-const.
7330 (set_parameters_target): Update declaration.
7331 (parameters_force_valid_target): Declare.
7332 (parameters_clear_target): Declare.
7333 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7334 as NULL if we aren't searching.
7335 (Add_symbols::run): Don't check for compatible target.
7336 * fileread.cc (Input_file::open_binary): Call
7337 parameters_force_valid_target.
7338 * gold.cc (queue_middle_tasks): Likewise.
7339 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7340 set_target on object.
7341 * dynobj.h (class Sized_dynobj): Update declarations.
7342 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7343 make_elf_object returns NULL.
7344 (Archive::include_member): Don't check whether object target is
7345 compatible.
7346 * output.cc (Output_section::add_input_section): Get target from
7347 parameters.
7348 (Output_section::relax_input_section): Likewise.
7349 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7350 parameters.
7351 (Sized_relobj::do_scan_relocs): Likewise.
7352 (Sized_relobj::relocate_sections): Likewise.
7353 * resolve.cc (Symbol_table::resolve): Likewise.
7354 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7355 parameter. Change all callers.
7356 (Symbol_table::add_from_object): Get target from parameters.
7357 (Symbol_table::add_from_relobj): Don't check object target.
7358 (Symbol_table::add_from_dynobj): Likewise.
7359 (Symbol_table::define_special_symbol): Get target from
7360 parameters.
7361 * symtab.h (class Symbol_table): Update declaration.
7362 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7363 parameter. Change all callers. Clear parameter target.
7364 (Binary_test): Test target here.
7365 * testsuite/object_unittest.cc (gold_testsuite): Remove
7366 target_test_pointer parameter. Change all callers.
7367 (Object_test): Test target here.
7368
a6a22b83
ILT		 73692009-09-26 Ian Lance Taylor <iant@google.com>
7370
7371 * testsuite/initpri1.c: Don't try to use constructor priorities if
7372 compiling with gcc before 4.3.
7373
6a8f49fe
ILT		 73742009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7375
7376 * testsuite/retain_symbols_file_test.sh (check_present): Change
7377 output file name to retain_symbols_file_test.stdout.
7378 (check_absent): Likewise.
7379
8c604651
CS		 73802009-09-18 Craig Silverstein <csilvers@google.com>
7381
7382 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7383 * options.cc: Include <cerrno> and <fstream>.
7384 (General_options::finalize): Parse -retain-symbols-file tag.
7385 * options.h: New flag.
7386 (General_options): New method should_retain_symbol, new
7387 variable symbols_to_retain.
7388 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7389 should_retain_symbol map.
7390 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7391 * testsuite/Makefile.in: Regenerate.
7392 * testsuite/retain_symbols_file_test.sh: New file.
7393
ca58b19f
NC		 73942009-09-18 Nick Clifton <nickc@redhat.com>
7395
7396 * po/es.po: Updated Spanish translation.
7397
20e6d0d6
DK		 73982009-09-17 Doug Kwan <dougkwan@google.com>
7399
7400 * debug.h (DEBUG_RELAXATION): New constant.
7401 (DEBUG_ALL): Add DEBUG_RELAXATION.
7402 (debug_string_to_enum): Add relaxation debug option.
7403 * layout.cc
7404 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7405 Layout::Relaxation_debug_check::read_sections,
7406 Layout::Relaxation_debug_check::read_sections): New method definitions.
7407 (Layout::Layout): Initialize data members
7408 record_output_section_data_from_scrips_,
7409 script_output_section_data_list_ and relaxation_debug_check_.
7410 (Layout::save_segments, Layout::restore_segments,
7411 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7412 Layout::relaxation_loop_body): New method definitions.
7413 (Layout::finalize): Support relaxation. Move section layout code to
7414 Layout::relaxation_loop_body.
7415 (Layout::set_asection_address_from_script): Move code for orphan
7416 section placement out.
7417 (Layout::place_orphan_sections_in_script): New method definition.
7418 * layout.h (Output_segment_headers, Output_file_header):
7419 New forward class declarations.
7420 (Layout::~Layout): Define.
7421 (Layout::new_output_section_data_from_script): New method definition.
7422 (Layout::place_orphan_sections_in_script): New method declaration.
7423 (Layout::Segment_states): New type declaration.
7424 (Layout::save_segments, Layout::restore_segments,
7425 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7426 Layout::relaxation_loop_body): New method declarations.
7427 (Layout::Output_section_data_list): New type declaration.
7428 (Layout::Relaxation_debug_check): New class definition.
7429 (Layout::record_output_section_data_from_script_,
7430 Layout::script_output_section_data_list_, Layout::segment_states_,
7431 Layout::relaxation_debug_check_): New data members.
7432 * output.cc: (Output_section_headers::do_size): New method definition.
7433 (Output_section_headers::Output_section_headers): Move size
7434 computation to Output_section_headers::do_size.
7435 (Output_segment_headers::do_size): New method definition.
e1df38aa 7436 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7437 Output_file_header::do_size and call it.
7438 (Output_file_header::do_size): New method definition.
7439 (Output_data_group::Output_data_group): Adjust call to
7440 Output_section_data.
7441 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7442 (Output_symtab_xindex::do_write): Add array bound check.
7443 (Output_section::Input_section::print_to_mapfile): Handle
7444 RELAXED_INPUT_SECTION_CODE.
7445 (Output_section::Output_section): Initialize data member checkpoint_.
7446 (Output_section::~Output_section): Delete checkpoint object pointed
7447 by checkpoint_.
7448 (Output_section::add_input_section): Always add an Input_section if
7449 relaxing.
7450 (Output_section::add_merge_input_section): Add assert.
7451 (Output_section::relax_input_section): New method definition.
7452 (Output_section::set_final_data_size): Set load address to zero for
7453 an unallocated section.
7454 (Output_section::do_address_and_file_offset_have_reset_values):
7455 New method definition.
7456 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7457 Handle relaxed input section.
7458 (Output_section::sort_attached_input_sections): Checkpoint input
7459 section list lazily.
7460 (Output_section::get_input_sections): Change type of input_sections to
7461 list of Simple_input_section pointers. Checkpoint input section list
7462 lazily. Also handle relaxed input sections.
7463 (Output_section::add_input_section_for_script): Take a reference to
7464 a Simple_input_section object instead of Relobj pointer and section
7465 index as parameter. Handle relaxed input sections.
7466 (Output_section::save_states, Output_section::restore_states): New
7467 method definitions.
7468 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7469 (Output_data::is_data_size_fixed): New method definition.
7470 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7471 if it is fixed.
7472 (Output_data::address_and_file_offset_have_reset_values): New method
7473 definition.
7474 (Output_data::do_address_and_file_offset_have_reset_values): New method
7475 definition.
7476 (Output_data::set_data_size): Check that data size is not fixed.
7477 (Output_data::fix_data_size): New method definition.
7478 (Output_data::is_data_size_fixed_): New data member.
7479 (Output_section_headers::set_final_data_size): New method definition.
7480 (Output_section_headers::do_size): New method declaration.
7481 (Output_segment_headers::set_final_data_size): New method definition.
7482 (Output_segment_headers::do_size): New method declaration.
7483 (Output_file_header::set_final_data_size)::New method definition.
7484 (Output_file_header::do_size)::New method declaration.
7485 (Output_section_data::Output_section_data): Add new parameter
7486 is_data_size_fixed and use it to fix data size.
7487 (Output_data_const::Output_data_const): Adjust call to base class
7488 constructor and fix data size.
7489 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7490 base class constructor and fix data size.
7491 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7492 base class constructor and fix data size.
7493 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7494 class constructor and fix data size.
7495 (Output_data_group::set_final_data_size): New method definition.
7496 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7497 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7498 class constructor and fix data size.
7499 (Output_relaxed_input_section): New class definition.
7500 (Output_section::Simple_input_section): New class definition.
7501 (Output_section::get_input_sections): Adjust parameter list.
7502 (Output_section::add_input_section_for_script): Same.
7503 (Output_section::save_states, Output_section::restore_states,
7504 Output_section::do_address_and_file_offset_have_reset_values,
7505 (Output_section::Input_section::Input_section): Handle
7506 RELAXED_INPUT_SECTION_CODE. Add new overload for
7507 Output_relaxed_input_section.
7508 (Output_section::Input_section::is_input_section,
7509 Output_section::Input_section::set_output_section): Handle relaxed
7510 input section.
7511 (Output_section::Input_section::is_relaxed_input_section,
7512 Output_section::Input_section::output_section_data,
7513 Output_section::Input_section::relaxed_input_section): New method
7514 definitions.
7515 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7516 value.
7517 (Output_section::Input_section::u1_): Update comments.
7518 (Output_section::Input_section::u2_): Add new union member poris.
7519 (Output_section::Checkpoint_output_section): New classs definition.
7520 (Output_section::relax_input_section): New method declaration.
7521 (Output_section::checkpoint_): New data member.
7522 (Output_segment): Update comments.
7523 (Output_segment::Output_segment): Un-privatize copy constructor.
7524 (Output_segment::operator=): Un-privatize.
7525 * script-sections.cc (Output_section_element::Input_section_list):
7526 Change element type to Output_section::Simple_input_section.
7527 (Output_section_element_dot_assignment::set_section_addresses):
7528 Register output section data for relaxation clean up.
7529 (Output_data_exression::Output_data_expression): Adjust call to base
7530 constructor to fix data size.
7531 (Output_section_element_data::set_section_addresses): Register
7532 Output_data_expression object for relaxation clean up.
7533 (struct Input_section_info): Replace Relobj pointer and section index
7534 pair with Output_section::Simple_input_section and Convert struct to a
7535 class.
7536 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7537 Input_section_info data member to use accessors.
20e6d0d6
DK		 7538 (Output_section_element_input::set_section_addresses): Use layout
7539 parameter. Adjust code to use Output_section::Simple_input_section
7540 and Input_secction_info classes. Register filler for relaxation
7541 clean up.
7542 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7543 and section index pair with Output_section::Simple_input_section
7544 class. Adjust code accordingly.
7545 (Phdrs_element::release_segment): New method definition.
7546 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7547 segment list.
7548 (Script_sections::release_segments): New method definition.
7549 * gold/script-sections.h (Script_sections::release_segments): New
7550 method declaration.
7551 * gold/target.h (Target::may_relax, Target::relax,
7552 Target::do_may_relax, Target::do_relax): New method definitions.
7553
5e445df6
ILT		 75542009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7555
7556 * arm.cc (has_signed_unsigned_overflow): New function.
7557 (Arm_relocate_functions::abs8): New function.
7558 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7559 (Target_arm::Scan::global): Likewise.
7560 (Target_arm::relocate::relocate): Likewise.
7561 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7562 Likewise.
7563
8c604651 75642009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7565
7566 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7567 * testsuite/Makefile.in: Regenerate.
7568
1e9cc1c2
NC		 75692009-09-11 Nick Clifton <nickc@redhat.com>
7570
7571 * po/gold.pot: Updated by the Translation project.
7572
6a89f575
CC		 75732009-09-08 Cary Coutant <ccoutant@google.com>
7574
7575 * output.cc (Output_file::open): Add execute permission to empty file.
7576 * testsuite/Makefile.am (permission_test): New test.
7577 * testsuite/Makefile.in: Regenerate.
7578
fdcac5af
ILT		 75792009-09-02 Ian Lance Taylor <iant@google.com>
7580
7581 * output.cc (Output_file::resize): Call map_no_anonymous rather
7582 than map.
7583
44453f85
ILT		 75842009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7585
7586 * gold.cc: Include "incremental.h".
7587 (queue_initial_tasks): Call Incremental_checker methods.
7588 * incremental.cc: Include "output.h".
7589 (Incremental_checker::can_incrementally_link_output_file): New
7590 method.
7591 * incremental.h (Incremental_checker): New class.
7592
7593 * output.cc (Output_file::open_for_modification): New method.
7594 (Output_file::map_anonymous): Changed return type to bool. Record
7595 map in base_ field.
7596 (Output_file::map_no_anonymous): New method, broken out of map.
7597 (Output_file::map): Use map_no_anonymous and map_anonymous.
7598 * output.h (class Output_file): Update declarations.
7599
293c1386
CC		 76002009-08-24 Cary Coutant <ccoutant@google.com>
7601
7602 * options.h (Command_line::Pre_options): New class.
7603 (Command_line::pre_options): New member.
7604 * options.cc (gold::options::ready_to_register): New variable.
7605 (One_option::register_option): Do nothing if not registering options.
7606 Assert if same short option registered twice.
7607 (General_options::General_options): Turn off option registration when
7608 done constructing.
7609 (Command_line::Pre_options::Pre_options): New constructor.
7610
f773f3d2
CC		 76112009-08-24 Cary Coutant <ccoutant@google.com>
7612
06a73cfe
CC		 7613 * options.h (General_options::no_keep_memory): Remove incorrect
7614 short option.
f773f3d2 7615
a15af8e2
RW		 76162009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7617
7618 * Makefile.am (am__skiplex, am__skipyacc): New.
7619 * Makefile.in: Regenerate.
7620
c462b41b
RW		 76212009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7622
14ec8efd
RW		 7623 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7624 (INCLUDES): ... this.
7625 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7626 (AM_CPPFLAGS): Renamed from ...
7627 (INCLUDE): ... this.
7628 * Makefile.in, testsuite/Makefile.in: Regenerate.
7629
81ecdfbb
RW		 7630 * Makefile.in: Regenerate.
7631 * aclocal.m4: Likewise.
7632 * config.in: Likewise.
7633 * configure: Likewise.
7634 * testsuite/Makefile.in: Likewise.
7635
c462b41b
RW		 7636 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7637 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7638 * Makefile.in: Regenerate.
7639 * testsuite/Makefile.in: Regenerate.
7640
2da73f13
CC		 76412009-08-19 Cary Coutant <ccoutant@google.com>
7642
7643 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7644 symbols in shared libraries overridden by hidden or internal symbols
7645 in the main program.
7646
2db70501
CD		 76472009-08-19 Chris Demetriou <cgd@google.com>
7648
7649 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7650 checking source file names in error messages.
7651
f733487b
DK		 76522009-08-18 Doug Kwan <dougkwan@google.com>
7653
7654 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7655 an elcpp::Ehdr as parameter. Adjust call to set_target.
7656 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7657 an elfcpp::Ehdr as parameter.
7658 * object.cc (Object::set_target): Remove the version that looks up
7659 a target and sets it.
7660 (Sized_relobj::setup): Take a Target object instead of
7661 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7662 (make_elf_sized_object): Find target and ask target to
7663 make an ELF object.
7664 * object.h: (Object::set_target): Remove the version that looks up
7665 a target and sets it.
7666 (Sized_relobj::setup): Take a Target object instead of
7667 an elfcpp:Ehdr as parameter.
7668 * target.cc: Include dynobj.h.
7669 (Target::do_make_elf_object_implementation): New.
7670 (Target::do_make_elf_object): New.
7671 * target.h (Target::make_elf_object): New template declaration.
7672 (Target::do_make_elf_object): New method declarations.
7673 (Target::do_make_elf_object_implementation): New template declaration.
7674
cc70f101
ILT		 76752009-08-14 Ian Lance Taylor <iant@google.com>
7676
7677 * gold.h (FUNCTION_NAME): Define.
7678 (gold_unreachable): Use FUNCTION_NAME.
7679
ef5e0cb1
ST		 76802009-08-12 Sriraman Tallam <tmsriram@google.com>
7681
7682 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7683 symbol in the --keep-unique list is not found.
7684
48c187ce
ST		 76852009-08-12 Sriraman Tallam <tmsriram@google.com>
7686
7687 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7688 been maked as --keep-unique.
7689 (Icf::unfold_section): New function.
7690 * icf.h (Icf::unfold_section): New function.
7691 * options.h (General_options::keep_unique): New option.
7692 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7693 * testsuite/Makefile.in: Regenerate.
7694 * testsuite/icf_keep_unique_test.sh: New file.
7695 * testsuite/icf_keep_unique_test.cc: New file.
7696
645afe0c
CC		 76972009-08-12 Cary Coutant <ccoutant@google.com>
7698
7699 PR 10471
7700 * resolve.cc (Symbol_table::resolve): Check for references from
7701 dynamic objects to hidden and internal symbols.
7702 * testsuite/Makefile.am (hidden_test.sh): New test.
7703 * testsuite/Makefile.in: Regenerate.
7704 * testsuite/hidden_test.sh: New script.
7705 * testsuite/hidden_test_1.c: New test source.
7706 * testsuite/hidden_test_main.c: New test source.
7707
11af873f
DK		 77082009-08-11 Doug Kwan <dougkwan@google.com>
7709
7710 * arm.cc: Update comments.
7711 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7712 segment to locate the .ARM.exidx section if present.
7713
b9f7d72d
DK		 77142009-08-09 Doug Kwan <dougkwan@google.com>
7715
7716 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7717 patch.
7718
ddd3c53c
ST		 77192009-08-07 Sriraman Tallam <tmsriram@google.com>
7720 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7721 compiler warnings.
7722
27721062
ST		 77232009-08-06 Sriraman Tallam <tmsriram@google.com>
7724
7725 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7726 valid tls_segment only for non-debug-section relocations.
7727 * testsuite/Makefile.am: Add gc_tls_test.
7728 * testsuite/Makefile.in: Regenerate.
7729 * testsuite/gc_tls_test.cc: New file.
7730 * testsuite/gc_tls_test.sh: New file.
7731
ef15dade 77322009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7733
ef15dade
ST		 7734 * icf.cc: New file.
7735 * icf.h: New file.
7736 * Makefile.am (CCFILES): Add icf.cc.
7737 (HFILES): Add icf.h
7738 * Makefile.in: Regenerate.
7739 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7740 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7741 section, symbol and addend information for the relocs.
7742 * gold.cc (queue_middle_tasks): Call identical code folding.
7743 * gold.h: Add defines for multimap.
7744 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7745 to the call of finalize_local_symbols.
7746 * main.cc (main): Create object of class Icf.
7747 * object.cc (Sized_relobj::do_layout): Allow this function to be
7748 called twice during icf.
7749 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7750 to sections marked as identical by icf.
7751 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7752 when available.
7753 (Sized_relobj::do_section_entsize): New function.
7754 * object.h (Object::section_entsize): New function.
7755 (Object::do_section_entsize): New pure virtual function.
7756 (Relobj::finalize_local_symbols): Add new parameter.
7757 (Relobj::do_section_entsize): New function.
7758 * options.h (General_options::icf): New option.
7759 (General_options::icf_iterations): New option.
7760 (General_options::print_icf_sections): New option.
7761 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7762 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7763 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7764 icf.
7765 * symtab.cc (Symbol_table::is_section_folded): New function.
7766 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7767 to sections marked as identical by icf.
7768 * symtab.h (Symbol_table::set_icf): New function.
7769 (Symbol_table::icf): New function.
7770 (Symbol_table::is_section_folded): New function.
7771 (Symbol_table::icf_): New data member.
7772 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7773 * testsuite/Makefile.am: Add commands to build icf_test.
7774 * testsuite/Makefile.in: Regenerate.
7775 * testsuite/icf_test.sh: New file.
7776 * testsuite/icf_test.cc: New file.
7777
c3b65ac4
CD		 77782009-07-24 Chris Demetriou <cgd@google.com>
7779
7780 * layout.cc (is_compressible_debug_section): Fix incorrect
7781 comment about compressed section names.
7782
1caf2c51
ILT		 77832009-07-20 Ian Lance Taylor <ian@airs.com>
7784
7785 PR 10419
7786 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7787
1ef4d87f
ILT		 77882009-07-16 Ian Lance Taylor <iant@google.com>
7789
7790 PR 10400
7791 * layout.h: #include <map>.
7792 (class Kept_section): Change from struct to class. Add accessors
7793 and setters. Add section size to Comdat_group mapping. Change
7794 Comdat_group to std::map. Add is_comdat_ field. Add
7795 linkonce_size field in union.
7796 (class Layout): Update declaration of find_or_add_kept_section.
7797 Don't declare find_kept_object.
7798 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7799 parameter. Add object, shndx, is_comdat, and is_group_name
7800 parameters. Change all callers. Adjust for new Kept_section.
7801 (Layout::find_kept_object): Remove.
7802 * object.cc (Sized_relobj::include_section_group): Update use of
7803 Kept_section. Rename secnum to shndx. Only record
7804 Kept_comdat_section if sections are the same size.
7805 (Sized_relobj::include_linkonce_section): Update use of
7806 Kept_section. Only record Kept_comdat_section if sections are the
7807 same size. Set size of linkonce section.
7808 (Sized_relobj::map_to_kept_section): Update call to
7809 get_kept_comdat_section.
7810 * object.h (class Sized_relobj): Rename fields in
7811 Kept_comdat_section to drop trailing underscores; change object
7812 field to Relobj*. Change Kept_comdat_section_table to store
7813 struct rather than pointer.
7814 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7815 Add kept_object and kept_shndx parameters. Change all callers.
7816 (Sized_relobj::get_kept_comdat_section): Change return type to
7817 bool. Add kept_object and kept_shndx parameters. Change all
7818 callers.
7819 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7820 Layout::find_or_add_kept_section.
7821
37c3b7b0
ILT		 78222009-07-09 Ian Lance Taylor <iant@google.com>
7823
7824 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7825 Reserve space in the hash table.
7826
98fa85cb
ILT		 78272009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7828
7829 * fileread.cc (File_read::get_mtime): New method.
7830 * fileread.h (Timespec): New structure.
7831 (File_read::get_mtime): New method.
7832 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7833 Renamed from timestamp_nsec.
7834 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7835 Elf_Xword.
e1df38aa 7836 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7837 timestamp_nsec.
e1df38aa 7838 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7839 (Incremental_inputs::report_obejct): Save mtime; style fix.
7840 (Incremental_inputs::report_script): Save mtime; style fix.
7841 (Incremental_inputs::finalize_inputs): Style fix.
7842 (Incremental_inputs::finalize): Style fix.
7843 (Incremental_inputs::create_input_section_data): Store inputs
7844 mtime.
7845 * incremental.h (Incremental_inputs::report_script): Add mtime
7846 argument.
7847 (Incremental_inputs::Input_info::Input_info): Intialize only one
7848 union member.
7849 (Incremental_inputs::Input_info::archive): Move to nameless
7850 union.
7851 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7852 (Incremental_inputs::Input_info::script): Move to nameless union.
7853 (Incremental_inputs::mtime): New field.
7854 * script.cc (read_input_script): Pass file mtime to
7855 Incremental_input.
7856 * script.h (Script_info::inputs): Style fix.
7857
c9d70757
ILT		 78582009-07-01 Ian Lance Taylor <ian@airs.com>
7859
7860 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7861 instead of 32.
7862
9c547ec3
ILT		 78632009-06-24 Ian Lance Taylor <iant@google.com>
7864
7865 PR 10156
7866 * layout.cc (Layout::choose_output_section): If we find an
7867 existing section, update the flags.
7868 (Layout::create_notes): New function, broken out of
7869 Layout::finalize.
7870 (Layout::finalize): Don't create note sections.
7871 (Layout::create_note): Don't crash if linker script discards
7872 section.
7873 (Layout::create_gold_note): Likewise.
7874 (Layout::create_build_id): Likewise. Don't set
7875 after_input_sections on the section.
7876 (Layout::create_executable_stack_info): Remove target parameter.
7877 Change caller.
7878 * layout.h (class Layout): Declare create_notes. Update
7879 declaration of create_executable_stack_info.
7880 * gold.cc (queue_middle_tasks): Call create_notes.
7881 * output.cc (Output_section::update_flags_for_input_section): Move
7882 here from output.h. If SHF_ALLOC flag is newly set, mark address
7883 invalid.
7884 * output.h (Output_data::mark_address_invalid): New function.
7885 (class Output_section): Only declare, not define,
7886 update_flags_for_input_section. Remove set_flags.
7887
55458500
ILT		 78882009-06-24 Ian Lance Taylor <iant@google.com>
7889
7890 * script-sections.cc (Output_section_definition::
7891 set_section_addresses): Rename shadowing local load_address to
7892 laddr.
7893
1307d6cd
ILT		 78942009-06-24 Ian Lance Taylor <iant@google.com>
7895
7896 PR 10244
7897 * reloc.cc (relocate_sections): Skip empty relocation sections.
7898
ec3f783e
ILT		 78992009-06-23 Ian Lance Taylor <iant@google.com>
7900
7901 PR 10156
7902 * layout.cc (Layout::create_note): Use choose_output_section
7903 rather than make_output_section.
7904
459c9f1c
ILT		 79052009-06-23 Ian Lance Taylor <iant@google.com>
7906
7907 PR 10237
7908 * options.cc (General_options::parse_V): Set printed_version_.
7909 (General_options::General_options): Initialize printed_version_.
7910 * options.h (class General_options): Add printed_version_ field.
7911 * gold.cc (queue_initial_tasks): If there are no input files,
7912 don't give a fatal error if we printed the version information.
7913 (queue_middle_tasks): If using -r with a shared object, give a
7914 fatal error rather than an ordinary error.
7915
1518dc8f
ILT		 79162009-06-23 Ian Lance Taylor <iant@google.com>
7917
7918 PR 10219
7919 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7920 (Layout::make_output_section): Set have_stabstr_section_ if we see
7921 a .stab*str section.
7922 (Layout::finalize): Call link_stabs_sections.
7923 (Layout::link_stabs_sections): New file.
7924 * layout.h (class Layout): Add have_stabstr_section_ field.
7925 Declare link_stabs_sections.
7926
3d857b98
DK		 79272009-06-23 Doug Kwan <dougkwan@google.com>
7928
7929 * Makefile.am (libgold_a_LIBADD): New.
7930 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7931 * Makefile.in: Regenerate.
7932 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7933 * configure: Regenerate.
7934 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7935 * fileread.cc: Include sys/state.h
7936 * gold.h: Declare memmem and strndup if found missing.
7937 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7938
0639a6f6
ILT		 79392009-06-23 Ian Lance Taylor <iant@google.com>
7940
7941 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7942 * configure: Rebuild.
7943
8d63875c
ILT		 79442009-06-23 Ian Lance Taylor <iant@google.com>
7945
7946 PR 10147
7947 * object.cc (Object::section_contents): Don't try to get a view if
7948 the section has length zero.
7949 (Object::handle_gnu_warning_section): If the section is empty, use
7950 the name of the section as the warning.
7951
f7c8a183
ILT		 79522009-06-23 Ian Lance Taylor <iant@google.com>
7953
7954 PR 10133
7955 * stringpool.h (class Stringpool_template): Add optimize_ field.
7956 (Stringpool_template::set_optimize): New function.
7957 * stringpool.cc (Stringpool_template::Stringpool_template):
7958 Initialize optimize_ field.
7959 (Stringpool_template::set_string_offsets): Test local optimize
7960 fild rather than parameter.
7961 * layout.cc (Layout::Layout): Call set_optimize on the section
7962 name stringpool.
7963
e6a307ba
ILT		 79642009-06-22 Ian Lance Taylor <iant@google.com>
7965
7966 PR 10030
7967 * yyscript.y: Parse TARGET.
7968 * script.cc (script_set_target): New function.
7969 * script-c.h (script_set_target): Declare.
7970 * options.cc (General_options::string_to_object_format): Rename
7971 from string_to_object_format in anonymous namespace. Change
7972 callers.
7973 * options.h (class General_options): Declare
7974 string_to_object_format.
7975
3ee173de
ILT		 79762009-06-22 Ian Lance Taylor <iant@google.com>
7977
7978 * script-sections.cc (Script_sections::create_segments): Don't put
7979 program headers in a PT_LOAD segment if -n or -N.
7980
79812009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 7982
7983 PR 10141
7984 * options.h (class General_options): Add -z lazy and -z now. Sort
7985 -z options into alphabetical order.
7986 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7987
cd6739a1 79882009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 7989
7990 * layout.cc (Layout::make_output_section): Call
7991 Target::new_output_section.
7992 (Layout::attach_allocated_section_to_segment): Put large section
7993 sections in a separate load segment with the large segment flag
7994 set.
7995 (Layout::segment_precedes): Sort large data segments after other
7996 load segments.
7997 (align_file_offset): New static function.
7998 (Layout::set_segment_offsets): Use align_file_offset.
7999 * output.h (class Output_section): Add is_small_section_ and
8000 is_large_section_ fields.
8001 (Output_section::is_small_section): New function.
8002 (Output_section::set_is_small_section): New function.
8003 (Output_section::is_large_section): New function.
8004 (Output_section::set_is_large_section): New function.
8005 (Output_section::is_large_data_section): New function.
8006 (class Output_segment): Add is_large_data_segment_ field.
8007 (Output_segment::is_large_data_segment): New function.
8008 (Output_segment::set_is_large_data_segment): New function.
8009 * output.cc (Output_section::Output_section): Initialize new
8010 fields.
8011 (Output_segment::Output_segment): Likewise.
8012 (Output_segment::add_output_section): Add assertion that large
8013 data sections always go in large data segments. Force small data
8014 sections to the end of the list of data sections. Force small BSS
8015 sections to the start of the list of BSS sections. For large BSS
8016 sections to the end of the list of BSS sections.
8017 * symtab.h (class Symbol): Declare is_common_shndx.
8018 (Symbol::is_defined): Check Symbol::is_common_shndx.
8019 (Symbol::is_common): Likewise.
8020 (class Symbol_table): Define enum Commons_section_type. Update
8021 declarations. Add small_commons_ and large_commons_ fields.
8022 * symtab.cc (Symbol::is_common_shndx): New function.
8023 (Symbol_table::Symbol_table): Initialize new fields.
8024 (Symbol_table::add_from_object): Put small and large common
8025 symbols in the right list.
8026 (Symbol_table::sized_finalized_symbol): Check
8027 Symbol::is_common_shndx.
8028 (Symbol_table::sized_write_globals): Likewise.
8029 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8030 common symbol lists. Don't call do_allocate_commons_list if the
8031 list is empty.
8032 (Symbol_table::do_allocate_commons_list): Remove is_tls
8033 parameter. Add comons_section_type parameter. Change all
8034 callers. Handle small and large common symbols.
8035 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8036 Symbol::is_common_shndx.
8037 * resolve.cc (symbol_to_bits): Likewise.
8038 * target.h (Target::small_common_shndx): New function.
8039 (Target::small_common_section_flags): New function.
8040 (Target::large_common_shndx): New function.
8041 (Target::large_common_section_flags): New function.
8042 (Target::new_output_section): New function.
8043 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8044 small_common_section_flags, and large_common_section_flags
8045 fields.
8046 (Target::do_new_output_section): New virtual function.
8047 * arm.cc (Target_arm::arm_info): Initialize new fields.
8048 * i386.cc (Target_i386::i386_info): Likewise.
8049 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8050 Likewise.
8051 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8052 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8053 (Target_x86_64::do_new_output_section): New function.
8054 * configure.ac: Define conditional MCMODEL_MEDIUM.
8055 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8056 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8057 (large_LDFLAGS): Define.
8058 * testsuite/large.c: New file.
8059 * testsuite/testfile.cc (Target_test::test_target_info):
8060 Initialize new fields.
8061 * configure, testsuite/Makefile.in: Rebuild.
8062
bb04269c
DK		 80632009-06-05 Doug Kwan <dougkwan@google.com>
8064
8065 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8066 * Makefile.in: Regenerate.
bb04269c
DK		 8067 * i386.cc (class Target_i386): Define new virtual method to
8068 override do_is_local_label_name in parent.
8069 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8070 local symbols if --discard-locals or -X is given.
8071 * options.h (class General_options): Declare new options
8072 '--discard-locals' and '-X' for discarding locals.
8073 * target.h (class Target): Define new methods is_local_label_name.
8074 Declare new virtual method do_is_local_label_name.
8075 * target.cc: New file.
8076 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8077 (check_SCRIPTS): Add discard_locals_test.sh.
8078 (check_DATA): Add discard_local_tests.syms.
8079 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8080 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8081 * testsuite/Makefile.in: Regenerate.
8082 * testsuite/discard_locals_test.c: New file.
8083 * testsuite/discard_locals_test.sh: Same.
8084
805bb01c
DK		 80852009-06-05 Doug Kwan <dougkwan@google.com>
8086
8087 * object.cc (Sized_relobj::Sized_relobj): Initialize
8088 discarded_eh_frame_shndx_ to -1U.
8089 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8090 section.
8091 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8092 a discarded .eh_frame section.
8093 (Sized_relobj::do_finalize_local_symbols): Ditto.
8094 * object.h (class Sized_relobj): Declare new member
8095 discarded_eh_frame_shndx_.
8096 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8097 (local_labels_test.o, local_labels_test): New rules.
8098 * testsuite/Makefile.in: Regenerate.
8099
1dcd334d
DK		 81002009-06-04 Doug Kwan <dougkwan@google.com>
8101
8102 * layout.cc (Layout::section_name_mapping): Add mapping for
8103 special ARM sections.
8104
96d49306
DK		 81052009-06-03 Doug Kwan <dougkwan@google.com>
8106
8107 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8108 (utils::has_overflow): Same.
8109
dff16297
ILT		 81102009-06-03 Ian Lance Taylor <iant@google.com>
8111
8112 * layout.cc (Layout::section_name_mapping): New array, replacing
8113 Layout::linkonce_mapping.
8114 (Layout::section_name_mapping_count): New variable, replacing
8115 Layout::linkonce_mapping_count.
8116 (Layout::linkonce_output_name): Remove.
8117 (Layout::output_section_name): Rewrite.
8118 * layout.h (class Layout): Rename Linkonce_mapping to
8119 Section_name_mapping, linkonce_mapping to section_name_mapping,
8120 linkonce_mapping_count to section_name_mapping_count. Don't
8121 declare linkonce_output_name.
8122
c121c671
DK		 81232009-06-03 Doug Kwan <dougkwan@google.com>
8124
8125 * gold/arm.cc (namespace utils): New.
8126 (Target_arm::reloc_is_non_pic): Define new method.
8127 (class Arm_relocate_functions): New.
8128 (Target_arm::Relocate::relocate): Handle relocation types used by
8129 Android.
8130
07800fab
ILT		 81312009-06-03 Ian Lance Taylor <iant@google.com>
8132
8133 * arm.cc (Target_arm::scan::global): Use || instead of |.
8134
c121c671
DK		 81352009-06-02 Doug Kwan <dougkwan@google.com>
8136
8137 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8138 issued_non_pic_error_.
8139 (class Target_arm::Scan): Declare new method check_non_pic.
8140 Define new method symbol_needs_plt_entry.
8141 Declare new data member issued_non_pic_error_.
8142 (class Target_arm::Relocate): Declare new method
8143 should_apply_static_reloc.
8144 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8145 (Target_arm::Scan::check_non_pic): Define new method.
8146 (Target_arm::Scan::local): Handle a small subset of reloc types used
8147 by Android.
8148 (Target_arm::Scan::local): Same.
8149 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8150
b19b0c6d
ILT		 81512009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8152
8153 * incremental.cc (Incremental_inputs::report_command_line): Filter
8154 out --incremental-* options.
8155
94cdfcff
DK		 81562009-05-29 Doug Kwan <dougkwan@google.com>
8157
8158 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8159 template class.
8160 (class Target_arm): Update comment.
8161 (Target_arm::Target_arm): Initialize new data members GOT_,
8162 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8163 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8164 and Target_arm::rel_dyn_section.
8165 Declare new_enum Target_arm::Got_type.
8166 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8167 and DYNBSS_.
8168 Update commments for member do_dynsym_value.
8169 (Target_arm::got_size, Target_arm::plt_section,
8170 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8171 new methods inside class defintion.
8172 (Target_arm::got_section): Define new method.
8173 (Target_arm::rel_dyn_section): Same.
8174 (Output_data_plt_arm): New template class.
8175 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8176 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8177 (Output_data_plt_arm::add_entry): Same.
8178 (Output_data_plt_arm::first_plt_entry): Define new
8179 static data member for PLT instruction template.
8180 (Output_data_plt_arm::plt_entry): Same.
8181 (Output_data_plt_arm::do_write): Define new method.
8182 (Target_arm::make_plt_entry): Same.
8183 (Target_arm::do_finalize_sections): Same.
8184 (Target_arm::do_dynsym_value): Same.
8185
4a657b0d
DK		 81862009-05-28 Doug Kwan <dougkwan@google.com>
8187
8188 * Makefile.am (TARGETSOURCES): Add arm.cc.
8189 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8190 * Makefile.in: Regenerate.
8191 * arm.cc: New file.
8192 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8193
e7ae8c36
DK		 81942009-05-26 Doug Kwan <dougkwan@google.com>
8195
8196 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8197 (General_options::check_excluded_libs): Strip off directories in
8198 archive name before matching like GNU ld does.
8199 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8200 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8201 (exclude_libs_test_LDFLAGS): Add linker option
8202 -Wl,--exclude-libs,libexclude_libs_test_3
8203 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8204 an explicit archive without using -l.
8205 (alt/libexclude_libs_test_3.a): New make rule.
8206 * testsuite/Makefile.in: Regenerate.
8207 * testsuite/exclude_libs_test.c : Declare lib3_default().
8208 (main): Call it.
8209 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8210 * exclude_libs_test_3.c: New file.
8211
f12e7348
NC		 82122009-05-26 Nick Clifton <nickc@redhat.com>
8213
8214 * po/id.po: New Indonesian translation.
8215 * po/gold.pot: Updated template file.
8216
4daadc0d
ST		 82172009-05-22 Sriraman Tallam <tmsriram@google.com>
8218
e1df38aa 8219 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8220 gc_comdat_test files. Add -Wl,--gc-sections to build
8221 gc_comdat_test.
8222 * testsuite/Makefile.in: Regenerate.
8223 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8224
531813ad
ST		 82252009-05-21 Sriraman Tallam <tmsriram@google.com>
8226
8227 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8228 kept comdat section was garbage collected.
8229 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8230 * testsuite/Makefile.in: Regenerate.
8231 * testsuite/gc_comdat_test.sh: New file.
8232 * testsuite/gc_comdat_test_1.cc: New file.
8233 * testsuite/gc_comdat_test_2.cc: New file.
8234
65514900
CC		 82352009-05-19 Doug Kwan <dougkwan@google.com>
8236
8237 * archive.cc (Archive::Archive): Move constructor from archive.h
8238 to here. Initialize no_export_.
8239 (Archive::get_elf_object_for_member): Set no_export flag of object.
8240 * archive.h (Archive::Archive): Move constructor body to
8241 archive.cc.
8242 (Archive::no_export): New method.
8243 (Archive::no_export_): New field.
8244 * object.h (Object::Object): Initialize no_export_ to false.
8245 (Object::no_export, Object::set_no_export): New methods.
8246 (Object::no_export_): New field.
8247 * options.cc (General_options::parse_exclude_libs): New method.
8248 (General_options::check_excluded_libs) Same.
8249 * options.h (exclude_libs): New option.
8250 (General_options::check_excluded_libs): New method declaration.
8251 (General_options::excluded_libs_): New field.
8252 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8253 default or protected visibility if an object has no-export flag set.
8254 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8255 (check_SCRIPTS): Add exclude_libs_test.sh.
8256 (check_DATA): Add exclude_libs_test.syms.
8257 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8258 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8259 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8260 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8261 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8262 libexclude_libs_test_2.a): New rules.
8263 * testsuite/Makefile.in: Regenerate.
8264 * testsuite/exclude_libs_test.c: New file.
8265 * testsuite/exclude_libs_test.sh: Ditto.
8266 * testsuite/exclude_libs_test_1.c: Ditto.
8267 * testsuite/exclude_libs_test_2.c: Ditto.
8268
1b77ea50
ILT		 82692009-05-15 Ian Lance Taylor <iant@google.com>
8270
8271 * configure.ac: Check for declarations for cases where libiberty.h
8272 checks HAVE_DECL_xxx.
8273 * configure, config.in: Rebuild.
8274
072fe7ce
ILT		 82752009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8276
8277 * gold.h (Incremental_argument_list): Remove (invalid) forward
8278 declaration.
8279 * incremental.cc (Incremental_inputs::report_achive): New method.
8280 (Incremental_inputs::report_object): New method.
8281 (Incremental_inputs::report_script): New method.
8282 (Incremental_inputs::finalize_inputs): New method.
8283 (Incremental_inputs::finalize): Call finalize_inputs().
8284 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8285 Create inputs entries.
8286 * incremental.h (Incremental_input_type): New enum.
8287 (Incremental_inputs::Incremental_input): Initialize new fields.
8288 (Incremental_inputs::report_inputs): New method.
8289 (Incremental_inputs::report_achive): New method.
8290 (Incremental_inputs::report_object): New method.
8291 (Incremental_inputs::report_script): New method.
8292 (Incremental_inputs::finalize_inputs): New method.
8293 (Incremental_inputs::Input_info): New struct.
8294 (Incremental_inputs::Input_info_map): New typedef.
8295 (Incremental_inputs::lock_): New field.
8296 (Incremental_inputs::Inputs_): New field.
8297 (Incremental_inputs::Inputs_map): New field.
8298 * main.cc (main): Call Incremental_input::report_inputs.
8299 * options.h (Input_argument_list): Typedef moved from
8300 Input_arguments.
8301 (Input_file_group::Files): Remove, use ::Input_argument_list.
8302 (Input_file_group::Input_argument_list): Remove, use
8303 ::Input_argument_list.
8304 * plugin.cc (Plugin_manager::add_input_file): Add error in
8305 incremental build.
8306 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8307 functions.
8308 * script.cc (read_input_script): Call
8309 Incremental_input::report_script.
8310 * script.h (Script_info): New class.
8311
b0481b0b
ILT		 83122009-04-27 Ian Lance Taylor <iant@google.com>
8313
8314 * x86_64.cc (do_adjust_output_section): Set entsize to
8315 plt_entry_size.
8316
b22a5a41 83172009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8318
8319 * output.cc (Output_file::close): After short writes, continue
8320 writing from the correct offset in the buffer being written.
8321
40fde488
CD		 83222009-04-23 Chris Demetriou <cgd@google.com>
8323
8324 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8325 * configure: Regenerate.
8326 * config.in: Regenerate.
8327 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8328 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8329
3ce2c28e
ILT		 83302009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8331
8332 * incremental.cc (Incremental_inputs_header_data): Renamed from
8333 Incremental_input_header_data.
8334 (Incremental_inputs_header_data::data_size): New field.
8335 (Incremental_inputs_header_data::put_input_file_count): Renamed
8336 from input_file_count.
8337 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8338 from command_line_offset.
8339 (Incremental_inputs_header_data::put_reserved): Renamed from
8340 put_reserved.
8341 (Incremental_inputs_entry_data): Renamed from
8342 Incremental_input_entry_data.
8343 (Incremental_inputs_entry_data::data_size): New field.
8344 (Incremental_inputs::report_command_line): New method.
8345 (Incremental_inputs::finalize): New method.
8346 (Incremental_inputs::create_incremental_inputs_data): New method.
8347 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8348 * incremental.h: New file.
8349 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8350 (Layout::finalize): Create incremental inputs section in
8351 incremental builds.
8352 (Layout::create_incremental_info_sections): New method.
8353 * layout.h (Layout::incremental_inputs): New method.
8354 (Layout::create_incremental_info_sections): New method.
8355 (Layout::incremental_inputs_): New field.
8356 * main.cc (main): Notify Incremental_input of the command line.
8357
e55bde5e
ILT		 83582009-04-01 Ian Lance Taylor <iant@google.com>
8359 Mikolaj Zalewski <mikolajz@google.com>
8360
8361 * gold.h (reserve_unordered_map): Define, three versions, one for
8362 each version of Unordered_map.
8363 * layout.cc (Layout::Layout): Remove options parameter. Add
8364 number_of_input_files parameter. Don't initialize options_.
8365 Initialize number_of_input_files_ and resized_signatures_. Move
8366 sections_are_attached_.
8367 (Layout::layout_group): Reserve space for group_signatures_.
8368 (Layout::find_or_add_kept_section): Change name parameter to be a
8369 reference. Resize signatures_ map when it gets large enough.
8370 (Layout::layout_eh_frame): Use parameters->options() instead of
8371 this->options_.
8372 (Layout::make_output_section): Likewise.
8373 (Layout::attach_allocated_section_to_segment): Likewise.
8374 (Layout::finalize, Layout::create_executable_stack): Likewise.
8375 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8376 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8377 * layout.h (class Layout): Update declarations. Remove options_
8378 field. Add number_of_input_files_ and resized_signatures_
8379 fields. Move sections_are_attached_ field.
8380 * main.cc (main): Pass number of input files to Layout
8381 constructor. Don't pass options.
8382
154b857c
ILT		 83832009-03-30 Ian Lance Taylor <iant@google.com>
8384
8385 * ffsll.c (ffsll): Correct implementation.
8386
2f35ab9b
ILT		 83872009-03-27 Ian Lance Taylor <iant@google.com>
8388
fd03461a
ILT		 8389 * ffsll.c: New file.
8390 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8391 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8392 * ftruncate.c (ftruncate): Declare before definition.
8393 * mremap.c (mremap): Likewise.
8394 * pread.c (pread): Likewise.
8395 * configure, Makefile.in, config.in: Rebuild.
8396
2f35ab9b
ILT		 8397 * mremap.c: New file.
8398 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8399 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8400 (mremap): Declare if HAVE_MREMAP is not defined.
8401 * configure, Makefile.in, config.in: Rebuild.
8402
33aea2fd
CC		 84032009-03-27 Cary Coutant <ccoutant@google.com>
8404
8405 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8406 position independent.
8407 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8408 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8409
6d479619
CC		 84102009-03-24 Cary Coutant <ccoutant@google.com>
8411
8412 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8413 an executable.
8414 (needs_dynamic_reloc): Likewise.
8415
afc06bb8
ILT		 84162009-03-24 Ian Lance Taylor <iant@google.com>
8417
8418 * yyscript.y (file_cmd): Recognize EXTERN.
8419 (extern_name_list, extern_name_list_body): New nonterminals.
8420 * script.cc (script_add_extern): Define.
8421 * script-c.h (script_add_extern): Declare.
8422
f6060a4d
ILT		 84232009-03-24 Rafael Avila de Espindola <espindola@google.com>
8424
8425 * object.cc (is_elf_object): Define.
8426 * object.h (is_elf_object): Declare.
8427 * archive.cc (Archive::get_elf_object_for_member): Call
8428 is_elf_object.
33aea2fd 8429 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8430
26736d8e
ILT		 84312009-03-24 Elliott Hughes <enh@google.com>
8432
8433 * output.cc (Output_file::map_anonymous): Define.
8434 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8435 try an anonymous one. Report the size if the mmap fails.
8436 * output.h (class Output_file): Declare map_anonymous.
8437
22fd9730
ILT		 84382009-03-24 Ian Lance Taylor <iant@google.com>
8439
8440 * target-select.cc (instantiate_target): Don't acquire the lock if
8441 the instantiated_target_ field has already been set.
8442
cb010894
ILT		 84432009-03-23 Ian Lance Taylor <iant@google.com>
8444
7f055c20
ILT		 8445 * gold-threads.h (class Initialize_lock): Define.
8446 * gold-threads.cc (class Initialize_lock_once): Define.
8447 (initialize_lock_control): New static variable.
8448 (initialize_lock_pointer): New static variable.
8449 (initialize_lock_once): New static function.
8450 (Initialize_lock::Initialize_lock): Define.
8451 (Initialize_lock::initialize): Define.
8452 * target-select.h: Include "gold-threads.h".
8453 (class Target_selector): Add lock_ and initialize_lock_ fields.
8454 Don't define instantiate_target, just declare it.
8455 * target-select.cc (Target_selector::Target_selector): Initialize
8456 new fields.
8457 (Target_selector::instantiate_target): Define.
8458 * descriptors.h: Include "gold-threads.h".
8459 (class Descriptors): Add initialize_lock_ field.
8460 * descriptors.cc (Descriptors::Descriptors): Initialize new
8461 field.
8462 (Descriptors::open): Use initialize_lock_ field
8463 * errors.h (class Errors): Add initialize_lock_ field.
8464 * errors.cc (Errors::Errors): Initialize new field.
8465 (Errors::initialize_lock): Use initialize_lock_ field.
8466 * powerpc.cc (class Target_selector_powerpc): Remove
8467 instantiated_target_ field. In do_recognize call
8468 instantiate_target rather than do_instantiate_target. In
8469 do_instantiate_target just allocate a new target.
8470 * sparc.cc (class Target_selector_sparc): Likewise.
8471
36959681
ILT		 8472 * freebsd.h: New file.
8473 * i386.cc: Include "freebsd.h".
8474 (Target_i386): Derive from Target_freebsd rather than
8475 Sized_target.
8476 (Target_selector_i386): Derive from Target_selector_freebsd rather
8477 than Target_selector.
8478 * x86_64.cc: Include "freebsd.h".
8479 (Target_x86_64): Derive from Target_freebsd rather than
8480 Sized_target.
8481 (Target_selector_x86_64): Derive from Target_selector_freebsd
8482 rather than Target_selector.
8483 * target.h (class Target): Add adjust_elf_header and
8484 do_adjust_elf_header.
8485 * output.cc (Output_file_header:: do_sized_write): Call target
8486 adjust_elf_header routine.
8487 * configure.tgt: Set targ_osabi.
8488 * configure.ac: Define GOLD_DEFAULT_OSABI.
8489 * parameters.cc (Parameters::default_target): Pass
8490 GOLD_DEFAULT_OSABI to select_target.
8491 * target-select.h (class Target_selector): Make instantiate_target
8492 protected rather than private.
8493 * Makefile.am (HFILES): Add freebsd.h.
8494 * configure, Makefile.in, config.in: Rebuild.
8495
cb010894
ILT		 8496 * merge.cc (do_add_input_section): Correct pend value. Change
8497 message about last entry not being null terminated from error to
8498 warning.
8499
0e879927
ILT		 85002009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8501
8502 * incremental.cc: New file.
8503 * Makefile.am (CCFILES): Add incremental.cc.
8504 * Makefile.in: Rebuild.
8505
41105937
PP		 85062009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8507
8508 * layout.cc (Layout::output_section_name): Preserve names
8509 of '.note.' sections.
e1df38aa 8510
60439920
ILT		 85112009-03-19 Ian Lance Taylor <iant@google.com>
8512
8513 * descriptors.cc (Descriptors::open): Check that the options are
8514 valid before using them.
8515
0d371ad3
ILT		 85162009-03-18 Ian Lance Taylor <iant@google.com>
8517
8518 * script-sections.h: Include <list>.
8519 (class Script_sections): Change Sections_elements from std::vector
8520 to std::list. Typedef public Elements_iterator. Add
8521 orphan_section_placement_, data_segment_align_start_, and
8522 saw_data_segment_align_ fields. Remove data_segment_align_index_
8523 field.
8524 * script-sections.cc (class Orphan_section_placement): New class.
8525 (class Sections_element): Add virtual functions is_relro and
8526 orphan_section_init. Remove virtual function place_orphan_here.
8527 (class Output_section_definition): Add is_relro and
8528 orphan_section_init. Remove place_orphan_here.
8529 (class Orphan_output_section): Likewise.
8530 (Script_sections::Script_sections): Update for field changes.
8531 (Script_sections::data_segment_align): Set saw_data_segment_align_
8532 and data_segment_align_start_, not data_segment_align_index.
8533 (Script_sections::data_segment_relro_end): Check
8534 saw_data_segment_align_. Use data_segment_align_start_ rather
8535 than data_segment_align_index_.
8536 (Script_sections::place_orphan): Rewrite to use
8537 Orphan_section_placement.
8538
9201d894
ILT		 85392009-03-17 Ian Lance Taylor <iant@google.com>
8540
9c5b8369
ILT		 8541 * archive.cc (Archive::add_symbols): Check for a version attached
8542 to the symbol name in the archive map.
8543 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8544 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8545 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8546 (ver_test_11.a): New target.
8547 * testsuite/Makefile.in: Rebuild.
8548
9201d894
ILT		 8549 * configure.ac: Check for chsize and posix_fallocate. Replace
8550 ftruncate.
8551 * ftruncate.c: New file, from gnulib.
8552 * output.cc (posix_fallocate): Define dummy version if not
8553 HAVE_POSIX_FALLOCATE.
8554 (Output_file::map): Call posix_fallocate rather than lseek and
8555 write.
8556 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8557 * configure, Makefile.in, config.in: Rebuild.
8558
ef4ab7a8 85592009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8560
ef4ab7a8
PP		 8561 * layout.h (Layout::create_note): Add section_name parameter.
8562 * layout.cc (Layout::create_note): Likewise.
8563 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8564
8c500701
ILT		 85652009-03-17 Ian Lance Taylor <iant@google.com>
8566
e85b18e1
ILT		 8567 * descriptors.cc: Include "options.h".
8568 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8569 (Descriptors::open): Always use O_CLOEXEC when opening a new
8570 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8571 then set FD_CLOEXEC.
8572
9efe6174
ILT		 8573 * sparc.cc (class Target_sparc): Add has_got_section.
8574 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8575 make sure we have a GOT section.
8576
8577 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8578 (Target_sparc::Scan::local): Likewise.
8579 (Target_sparc::Scan::global): Likewise.
8580 (Target_sparc::Relocate::relocate): Likewise.
8581 (Target_sparc::Relocate::relocate_tls): Likewise.
8582
8c500701
ILT		 8583 * symtab.cc (Symbol_table::define_default_version): New function,
8584 broken out of add_from_object.
8585 (Symbol_table::add_from_object): Call define_default_version.
8586 (Symbol_table::define_special_symbol): Add resolve_oldsym
8587 parameter. Change all callers. If the version for a symbol comes
8588 from a version script, resolve it with the symbol with the same
8589 name with no version. Also add the symbol without a version if
8590 appropriate.
8591 (do_define_in_output_data): If resolving with oldsym, don't delete
8592 sym.
8593 (do_define_in_output_segment): Likewise.
8594 (do_define_as_constant): Likewise.
8595 * symtab.h (class Symbol_table): Update declarations.
8596
f1ed28fb
ILT		 85972009-03-13 Ian Lance Taylor <iant@google.com>
8598
15f8229b
ILT		 8599 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8600 (Read_symbols::requeue): New function.
8601 (Read_symbols::do_read_symbols): If make_elf_object fails because
8602 the target type is not configured, and the file was searched for,
8603 issue a warning and retry with the next directory.
8604 (Add_symbols::run): If the file has an incompatible format, and
8605 it was searched for, requeue the Read_symbols task. On error,
8606 release the object.
8607 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8608 dirindex parameter to constructor. Change all callers. Declare
8609 incompatible_warning and requeue.
8610 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8611 input_argument_ and input_group_ fields. Add them to
8612 constructor. Change all callers.
8613 (class Read_script): Add dirindex_ field. Add it to constructor.
8614 Change all callers.
8615 * archive.cc (Archive::setup): Remove input_objects parameter.
8616 Change all callers.
8617 (Archive::get_file_and_offset): Likewise.
8618 (Archive::read_all_symbols): Likewise.
8619 (Archive::read_symbols): Likewise.
8620 (Archive::get_elf_object_for_member): Remove input_objects
8621 parameter. Add punconfigured parameter. Change all callers.
8622 (Archive::add_symbols): Change return type to bool. Check return
8623 value of include_member.
8624 (Archive::include_all_members): Likewise.
8625 (Archive::include_member): Change return type to bool. Return
8626 false if first included object has incompatible target. Set
8627 included_member_ field.
8628 (Add_archive_symbols::run): If add_symbols returns false, requeue
8629 Read_symbols task.
8630 * archive.h (class Archive): Add included_member_ field.
8631 Initialize it in constructor. Add input_file and searched_for
8632 methods. Update declarations.
8633 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8634 input_argument_ fields. Add them to constructor. Change all
8635 callers.
8636 * script.cc: Include "target-select.h".
8637 (class Parser_closure): Add skip_on_incompatible_target_ and
8638 found_incompatible_target_ fields. Add
8639 skip_on_incompatible_target parameter to constructor. Change all
8640 callers. Add methods skip_on_incompatible_target,
8641 clear_skip_on_incompatible_target, found_incompatible_target, and
8642 set_found_incompatible_target.
8643 (read_input_script): Add dirindex parameter. Change all callers.
8644 If parser finds an incompatible target, requeue Read_symbols
8645 task.
8646 (script_set_symbol): Clear skip_on_incompatible_target in
8647 closure.
8648 (script_add_assertion, script_parse_option): Likewise.
8649 (script_start_sections, script_add_phdr): Likewise.
8650 (script_check_output_format): New function.
8651 * script.h (read_input_script): Update declaration.
8652 * script-c.h (script_check_output_format): Declare.
8653 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8654 (ignore_cmd): Remove OUTPUT_FORMAT.
8655 * fileread.cc (Input_file::Input_file): Add explicit this.
8656 (Input_file::will_search_for): New function.
8657 (Input_file::open): Add pindex parameter. Change all callers.
8658 * fileread.h (class Input_file): Add input_file_argument method.
8659 Declare will_search_for. Update declarations.
8660 * object.cc (make_elf_object): Add punconfigured parameter.
8661 Change all callers.
8662 * object.h (class Object): Make input_file public. Add
8663 searched_for method.
8664 (make_elf_object): Update declaration.
8665 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8666 restart search.
8667 * dirsearch.h (class Dirsearch): Update declaration.
8668 * options.h (class General_options): Add --warn-search-mismatch.
8669 * parameters.cc (Parameters::is_compatible_target): New function.
8670 * parameters.h (class Parameters): Declare is_compatible_target.
8671 * workqueue.cc (Workqueue::add_blocker): New function.
8672 * workqueue.h (class Workqueue): Declare add_blocker.
8673
f1ed28fb
ILT		 8674 * fileread.cc (Input_file::open): Remove options parameter.
8675 Change all callers.
8676 (Input_file::open_binary): Likewise.
8677 * script.cc (read_input_script): Likewise.
8678 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8679 options parameter from constructor. Change all callers.
8680 (class Read_script): Likewise.
8681 * fileread.h (class Input_file): Update declarations.
8682 * script.h (read_input_script): Update declaration.
8683
34dd024a
NC		 86842009-03-10 Nick Clifton <nickc@redhat.com>
8685
8686 * po/es.po: New Spanish translation.
8687
6d71b17c
CC		 86882009-03-06 Cary Coutant <ccoutant@google.com>
8689
8690 * options.cc (parse_short_option): Keep dash_z from registering itself.
8691
031cdbed
ILT		 86922009-03-03 Ian Lance Taylor <iant@google.com>
8693
8694 PR 9918
8695 * target-reloc.h (relocate_section): Pass output_section to
8696 relocate.
8697 * i386.cc (Target_i386::should_apply_static_reloc): Add
8698 output_section parameter. Change all callers.
8699 (Target_i386::Relocate::relocate): Add output_section parameter.
8700 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8701 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8702 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8703 * testsuite/two_file_shared.sh: New script.
8704 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8705 (check_DATA): Add two_file_shared.dbg.
8706 (two_file_shared.dbg): New target.
8707 * testsuite/Makefile.in: Rebuild.
8708
15d5fa16
ILT		 87092009-03-01 Ian Lance Taylor <iant@google.com>
8710
8711 * configure.ac: Check for byteswap.h.
8712 * configure: Rebuild.
8713 * config.in: Rebuild.
8714
8a4c0b0d
ILT		 87152009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8716
8717 * layout.cc (Layout::find_or_add_kept_section): New function.
8718 (Layout::add_comdat): Removed.
8719 * layout.h (struct Kept_section): Move out of class Layout.
8720 Remove trailing underscores from field names. Add group_sections
8721 field. Rename group_ field to is_group. Change all uses.
8722 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8723 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8724 comdat_groups_ field.
8725 (Sized_relobj::include_section_group): Use
8726 find_or_add_kept_section and Kept_section::group_sections.
8727 (Sized_relobj::include_linkonce_section): Likewise.
8728 * object.cc (class Sized_relobj): Don't define Comdat_group or
8729 Comdat_group_table. Remove find_comdat_group and
8730 add_comdat_group. Remove comdat_groups_ field.
8731 * plugin.cc (include_comdat_group): Use
8732 Layout::find_or_add_kept_section.
8733
b4ecf66b
ILT		 87342009-02-28 Ian Lance Taylor <iant@google.com>
8735
14359ca0
ILT		 8736 * README: --gc-sections and map files are now supported. Document
8737 some build requirements.
8738
b4ecf66b
ILT		 8739 PR 6992
8740 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8741 relocatable link set the value of the section symbol to zero.
8742 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8743 relocatable link don't include the section address in the local
8744 symbol value.
8745
0602e05a
ILT		 87462009-02-27 Ian Lance Taylor <iant@google.com>
8747
fd9d194f
ILT		 8748 PR 6811
8749 * options.h (class Search_directory): Add is_system_directory.
8750 (class General_options): Declare is_in_system_directory.
8751 * options.cc (get_relative_sysroot): Make static.
8752 (get_default_sysroot): Make static.
8753 (General_optoins::is_in_system_directory): New function.
8754 * fileread.cc (Input_file::is_in_system_directory): New function.
8755 * fileread.h (class Input_file): Declare is_in_system_directory.
8756 * object.h (class Object): Add is_in_system_directory.
8757 (class Input_objects): Remove system_library_directory_ field.
8758 * object.cc (Input_objects::add_object): Don't set
8759 system_library_directory_.
8760 (input_objects::found_in_system_library_directory): Remove.
8761 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8762 parameter. Change all callers.
8763 (Symbol_table::sized_write_globals): Likewise.
8764 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8765 Call Object::is_in_system_directory.
8766 * symtab.h (class Symbol_table): Update declarations.
8767
61edd21f
ILT		 8768 PR 5990
8769 * descriptors.h (Open_descriptor): Add is_on_stack field.
8770 * descriptors.cc (Descriptors::open): If the descriptor is on the
8771 top of the stack, remove it. Initialize is_on_stack field.
8772 (Descriptors::release): Only add pod to stack if it is not on the
8773 stack already.
8774 (Descriptors::close_some_descriptor): Clear stack_next and
8775 is_on_stack fields.
8776
e29e076a
ILT		 8777 PR 7091
8778 * output.cc (Output_section::find_starting_output_address): Rename
8779 from starting_output_address; add PADDR parameter; change return
8780 type.
8781 * output.h (class Output_section): Declare
8782 find_starting_output_address instead of starting_output_address.
8783 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8784 section symbol for which we can't find a merge section.
8785
0602e05a
ILT		 8786 PR 9836
8787 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8788 hidden or internal, force the symbol to be local.
8789 * resolve.cc (Symbol::override_visibility): Define.
8790 (Symbol::override_base): Use override_visibility.
8791 (Symbol_table::resolve): Likewise.
8792 (Symbol::override_base_with_special): Likewise.
8793 (Symbol_table::override_with_special): If the visibility is hidden
8794 or internal, force the symbol to be local.
8795 * symtab.h (class Symbol): Add set_visibility and
8796 override_visibility.
8797 * testsuite/ver_test_1.sh: New file.
8798 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8799 (check_DATA): Add ver_test_1.syms.
8800 (ver_test_1.syms): New target.
8801 * testsuite/Makefile.in: Rebuild.
8802
401a9a73
CC		 88032009-02-25 Cary Coutant <ccoutant@google.com>
8804
8805 * layout.cc (Layout::choose_output_section): Don't rename sections
8806 when using a linker script that has a SECTIONS clause.
8807 * Makefile.in: Regenerate.
8808
8809 * testsuite/Makefile.am (script_test_5.sh): New test case.
8810 * testsuite/Makefile.in: Regenerate.
8811 * testsuite/script_test_5.cc: New file.
8812 * testsuite/script_test_5.sh: New file.
8813 * testsuite/script_test_5.t: New file.
8814
f488e4b0
CC		 88152009-02-13 Rafael Avila de Espindola <espindola@google.com>
8816
8817 * archive.cc (Archive::include_member): Update calls to add_symbols.
8818 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8819 the Layout argument.
8820 * dynobj.h (do_add_symbols): Add the Layout argument.
8821 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8822 Layout argument.
8823 * object.h (Object::add_symbols): Add the Layout argument.
8824 (Object::do_add_symbols): Add the Layout argument.
8825 (Sized_relobj::do_add_symbols): Add the Layout argument.
8826 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8827 Unify the two versions.
8828 (Add_plugin_symbols): Remove.
8829 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8830 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8831 (Add_plugin_symbols): Remove.
8832 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8833 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8834 (Add_symbols::run): Make it work with Pulginobj.
8835
89dd1680
ILT		 88362009-02-06 Ian Lance Taylor <iant@google.com>
8837
8838 * object.cc (Sized_relobj::do_layout): Make info message start
8839 with lower case letter.
8840
266d0a74
ILT		 88412009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8842
602b464e
ILT		 8843 * binary.cc: Fix file comment.
8844
266d0a74
ILT		 8845 * options.h (enum Incremental_disposition): Define.
8846 (class General_options): Add new options: --incremental,
8847 --incremental_changed, --incremental_unchanged,
8848 --incremental_unknown. Add incremental_disposition_ and
8849 implicit_incremental_ fields.
8850 (General_options::incremental_disposition): New function.
8851 (class Position_dependent_options): Add incremental_disposition
8852 option.
8853 (Position_dependent_options::copy_from_options): Set incremental
8854 dispositions.
8855 * options.cc (General_options::parse_incremental_changed): New
8856 function.
8857 (General_options::parse_incremental_unchanged): New function.
8858 (General_options::parse_incremental_unknown): New function.
8859 (General_options::General_options): Initialize new fields
8860 incremental_disposition_ and implicit_incremental_.
8861 (General_options::finalize): Check for uasge of --incremental-*
8862 without --incremental.
8863
f073bbf7
CD		 88642009-02-06 Chris Demetriou <cgd@google.com>
8865
8866 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8867 pointer and to report location as the file name associated with
8868 the symbol.
8869 (gold_undefined_symbol_at_location): New function to replace the
8870 old gold_undefined_symbol functionality.
8871 * target-reloc.h (relocate_section): Update to use
8872 gold_undefined_symbol_at_location.
8873 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8874 Call gold_undefined_symbol function rather than gold_error.
8875 * errors.h (Errors::undefined_symbol): Take location as a
8876 string, rather than calculating it from a relocation.
8877 * errors.cc (Errors::fatal): Print "fatal error:" before the
8878 formatted message.
8879 (Errors::error, Errors::error_at_location): Print "error: "
8880 before the formatted message.
8881 (Errors::undefined_symbol): Take location as a string, rather
8882 than calculating it from a relocation.
8883 (gold_undefined_symbol_at_location): New function akin to
8884 old gold_undefined_symbol, calculates location from relocation.
8885 (gold_undefined_symbol): Change to take only a Symbol pointer
8886 and to report location as the file name associated with the symbol.
8887 * testsuite/debug_msg.sh: Update for changed error messages.
8888 * testsuite/undef_symbol.sh: Likewise.
8889
8e94a90c
ILT		 88902009-02-04 Duncan Sands <baldrick@free.fr>
8891
8892 PR 9812
8893 * reduced_debug_output.h
8894 (Output_reduced_debug_abbrev_section::failed): Use format for
8895 gold_warning.
8896 (Output_reduced_debug_info_section::faild): Likewise.
8897
88a0e15b
ILT		 88982009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8899
8900 * script.cc (Lazy_demangler): New class.
8901 (Version_script_info::get_symbol_version_helper): Demangle a
8902 symbol only once.
8903
5efc7cd2
CC		 89042009-01-29 Cary Coutant <ccoutant@google.com>
8905
8906 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8907 to __tls_get_addr.
8908 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8909
e0ebcf42
ILT		 89102009-01-28 Ian Lance Taylor <iant@google.com>
8911
5efc7cd2 8912 * version.cc (version_string): Bump to 1.9.
75fe7426 8913
e0ebcf42
ILT		 8914 * gold.h: Include <cstring> and <stdint.h>.
8915 * version.cc: Include <cstdio>.
8916 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8917 warning.
8918 * reduced_debug_output.cc (insert_into_vector): Rename from
8919 Insert_into_vector; change all callers. Use Swap_unaligned to
8920 avoid aliasing issue; remove union since it is unnecessary.
8921
8e2813be 89222009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8923
8924 * Makefile.am (CCFILES): Add gc.cc.
8925 (HFILES): Add gc.h.
8926 * Makefile.in: Regenerate.
8927 * gold.cc (Gc_runner): New class.
8928 (queue_initial_tasks): Call garbage collection related tasks
8929 when corresponding options are invoked.
8930 (queue_middle_gc_tasks): New function.
8931 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8932 processed early before laying out sections during garbage collection.
8933 * gold.h (queue_middle_gc_tasks): New function.
8934 (is_prefix_of): Move from "layout.cc".
8935 * i386.cc (Target_i386::gc_process_relocs): New function.
8936 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8937 * main.cc (main): Create object of class "Garbage_collection".
8938 * object.cc (Relobj::copy_symbols_data): New function.
8939 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 8940 (Sized_relobj::do_layout): Allow this function to be called twice
8941 during garbage collection and defer layout of section during the
6d03d481
ST		 8942 first call.
8943 * object.h (Relobj::get_symbols_data): New function.
8944 (Relobj::is_section_name_included): New function.
8945 (Relobj::copy_symbols_data): New function.
8946 (Relobj::set_symbols_data): New function.
8947 (Relobj::get_relocs_data): New function.
8948 (Relobj::set_relocs_data): New function.
8949 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8950 (Relobj::gc_process_relocs): New function.
8951 (Relobj::do_gc_process_relocs): New pure virtual function.
8952 (Relobj::sd_): New data member.
8953 (Sized_relobj::is_output_section_offset_invalid): New function.
8954 (Sized_relobj::do_gc_process_relocs): New function.
8955 * options.h (General_options::gc_sections): Modify to not be a no-op.
8956 (General_options::print_gc_sections): New option.
8957 * plugin.cc (Plugin_finish::run): Remove function call to
8958 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8959 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8960 * reloc.cc (Read_relocs::run): Add task to process relocs and
8961 determine unreferenced sections when doing garbage collection.
8962 (Gc_process_relocs): New class.
8963 (Sized_relobj::do_gc_process_relocs): New function.
8964 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8965 sections that are garbage collected.
8966 * reloc.h (Gc_process_relocs): New class.
8967 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8968 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8969 symbols whose corresponding sections are garbage collected.
8970 (Symbol_table::Symbol_table): Add new parameter for the garbage
8971 collection object.
8972 (Symbol_table::gc_mark_undef_symbols): New function.
8973 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8974 (Symbol_table::gc_mark_dyn_syms): New function.
8975 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8976 as garbage.
8977 (Symbol_table::add_from_object): Likewise.
8978 (Symbol_table::add_from_relobj): When building shared objects, do not
8979 treat externally visible symbols as garbage.
8980 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8981 table information for static and relocatable links.
8982 * symtab.h (Symbol_table::set_gc): New function.
8983 (Symbol_table::gc): New function.
8984 (Symbol_table::gc_mark_undef_symbols): New function.
8985 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8986 (Symbol_table::gc_mark_dyn_syms): New function.
8987 (Symbol_table::gc_): New data member.
e1df38aa 8988 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 8989 function.
8990 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8991 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8992
3b293544
CF		 89932009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8994
8995 * options.h (General_options::gc_sections): Define as a no-op for now.
8996 (General_options::no_keep_memory): Ditto.
8997 (General_options::Bshareable): Define.
8998 * options.cc (General_options::finalize): Honor -Bshareable.
8999
83d22aa8
AS		 90002009-01-20 Andreas Schwab <schwab@suse.de>
9001
9002 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9003 read the value in the contents, since we don't use it. Use the
9004 template endianness when writing.
9005 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9006
cd536b21
AS		 90072009-01-19 Andreas Schwab <schwab@suse.de>
9008
9009 * configure.tgt (powerpc64-*): Fix targ_obj.
9010
99e9a495
ILT		 90112009-01-15 Ian Lance Taylor <iant@google.com>
9012
9013 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9014 local symbols when stripping all symbols.
9015
bbbfea06
CC		 90162009-01-14 Cary Coutant <ccoutant@google.com>
9017
99e9a495 9018 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9019
0f7c0701
CC		 90202009-01-14 Cary Coutant <ccoutant@google.com>
9021
9022 * archive.cc (Archive::get_elf_object_for_member): Remove call
9023 to File_read::claim_for_plugin.
9024 * descriptors.cc (Descriptors::open): Remove reference to
9025 is_claimed.
9026 (Descriptors::claim_for_plugin): Remove.
9027 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9028 (Descriptors::is_claimed): Remove.
9029 (claim_descriptor_for_plugin): Remove.
9030 * fileread.cc (File_read::claim_for_plugin): Remove.
9031 * fileread.h (File_read::claim_for_plugin): Remove.
9032 (File_read::descriptor): Reopen descriptor if necessary.
9033 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9034 (Plugin_manager::all_symbols_read): Add task parameter. Change
9035 all callers.
9036 (Plugin_manager::get_input_file): New function.
9037 (Plugin_manager::release_input_file): New function.
9038 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9039 corresponding data member.
9040 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9041 and pass to base constructor. Change all callers.
9042 (get_input_file, release_input_file): New functions.
9043 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9044 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9045 (Plugin_manager::all_symbols_read): Add task parameter.
9046 (Plugin_manager::get_input_file): New function.
9047 (Plugin_manager::release_input_file): New function.
9048 (Plugin_manager::task_): New data member.
9049 (Pluginobj::Pluginobj): Add filesize parameter.
9050 (Pluginobj::filename): New function.
9051 (Pluginobj::descriptor): New function.
9052 (Pluginobj::filesize): New function.
9053 (Pluginobj::filesize_): New data member.
9054 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9055 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9056 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9057
9058 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9059 with archive libraries.
9060 * testsuite/Makefile.in: Regenerate.
9061 * testsuite/plugin_test.c (struct sym_info): New type.
9062 (get_input_file, release_input_file): New static variables.
9063 (onload): Capture new transfer vector entries.
9064 (claim_file_hook): Stop reading at end of file according to filesize.
9065 Factor out parsing of readelf output into separate function.
9066 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9067 APIs and get the source file name from the symbol table. Convert
9068 source file name to corresponding object file name. Print info
9069 message when adding new input files.
9070 (parse_readelf_line): New function.
9071 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9072 * testsuite/plugin_test_2.sh: Likewise.
9073 * testsuite/plugin_test_3.sh: Likewise.
9074 * testsuite/plugin_test_4.sh: New test case.
9075
62a6d109
ILT		 90762009-01-07 Ian Lance Taylor <iant@google.com>
9077
9078 * version.cc (version_string): Bump to 1.8.
9079
483620e8
CC		 90802008-12-23 Cary Coutant <ccoutant@google.com>
9081
9082 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9083 * plugin.cc (Plugin_manager::finish): Rename as
9084 layout_deferred_objects. Move cleanup to separate function.
9085 (Plugin_manager::cleanup): New function.
9086 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9087 separately.
9088 * plugin.h (Plugin_manager::finish): Rename as
9089 layout_deferred_objects.
9090 (Plugin_manager::cleanup): New function.
9091 (Plugin_manager::cleanup_done): New field.
9092
d66a9eb3
CC		 90932008-12-23 Cary Coutant <ccoutant@google.com>
9094
9095 * plugin.cc (is_visible_from_outside): New function.
9096 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9097 so we don't return "IR only" status for exported symbols or -r links.
9098
9099 * testsuite/Makefile.am (plugin_test_3): New test case.
9100 * testsuite/Makefile.in: Regenerate.
9101 * testsuite/plugin_test_3.sh: New file.
9102
5995b570
CC		 91032008-12-22 Cary Coutant <ccoutant@google.com>
9104
9105 * object.cc (Sized_relobj::layout_section): New function.
9106 (Sized_relobj::do_layout): Defer layout of input sections until after
9107 plugin has provided replacement files.
9108 (Sized_relobj::do_layout_deferred_sections): New function.
9109 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9110 (Relobj::layout_deferred_sections): New function.
9111 (Relobj::do_layout_deferred_sections): New function.
9112 (Sized_relobj::do_layout_deferred_sections): New function.
9113 (Sized_relobj::layout_section): New function.
9114 (Sized_relobj::Deferred_layout): New structure.
9115 (Sized_relobj::deferred_layout_): New field.
9116 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9117 Change all callers. Layout deferred sections.
9118 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9119 references.
9120 (Plugin_hook::run): Move code from do_plugin_hook inline.
9121 (Plugin_hook::do_plugin_hook): Remove.
9122 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9123 (Plugin_manager::finish): Renamed, was cleanup.
9124 (Plugin_manager::should_defer_layout): New function.
9125 (Plugin_manager::add_deferred_layout_object): New function.
9126 (Plugin_manager::Deferred_layout_list): New type.
9127 (Plugin_manager::deferred_layout_objects_): New field.
9128 (Plugin_hook::do_plugin_hook): Remove.
9129
ee769c88
ILT		 91302008-12-17 Ian Lance Taylor <iant@google.com>
9131
9132 * options.h (class General_options): Add --no case for
9133 --export-dynamic.
9134
abc8dcba
CC		 91352008-12-16 Cary Coutant <ccoutant@google.com>
9136
9137 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9138 vector.
9139 (Plugin_manager::claim_file): Create plugin object even if
9140 plugin did not call the add_symbols callback.
9141 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9142 asking for more symbols than were added.
9143 * testsuite/Makefile.am (plugin_test_1): Add test case with
9144 no global symbols.
9145 (empty.syms): New target.
9146 * testsuite/Makefile.in: Regenerate.
9147 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9148 message. Don't call add_symbols if no globals.
9149 (all_symbols_read_hook): Don't provide replacement for empty
9150 claimed file.
9151
b0074644
ILT		 91522008-12-12 Ian Lance Taylor <iant@google.com>
9153
68943102
ILT		 9154 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9155 r_type == 0 for a local symbol with r_sym == 0.
9156 (scan_relocatable_relocs): Pass r_sym to
9157 local_non_section_strategy.
9158 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9159 r_sym parameter.
9160
b0074644
ILT		 9161 * configure.ac: Update test for TLS descriptors: they are
9162 supported as of glibc 2.9.
9163 * configure: Rebuild.
9164
c2508178
ILT		 91652008-12-11 Ian Lance Taylor <iant@google.com>
9166
9167 PR 7091
9168 * target-reloc.h (Default_scan_relocatable_relocs): For each
9169 function, map r_type == 0 to RELOC_DISCARD.
9170
2756a258
CC		 91712008-12-10 Cary Coutant <ccoutant@google.com>
9172
9173 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9174 object to override a kept COMDAT group from a plugin object.
9175
bb6f53d3
ILT		 91762008-12-09 Ian Lance Taylor <iant@google.com>
9177
fbc558e1
ILT		 9178 PR 7088
9179 * yyscript.y (file_cmd): Handle INPUT.
9180
bb6f53d3
ILT		 9181 * testsuite/initpri1.c: Change all declarations to be full
9182 prototypes by adding void, to avoid compiler warnings.
9183
4674ecfc
CC		 91842008-12-05 Rafael Avila de Espindola <espindola@google.com>
9185
9186 * options.cc (General_options::parse_plugin_opt): New.
9187 (General_options::add_plugin): The argument now is just the filename.
9188 (General_options::add_plugin_option): New.
9189 * options.h (plugin_opt): New.
9190 (add_plugin): Change argument name.
9191 (add_plugin_option): New.
9192 * plugin.cc (Plugin::load): Don't parse the plugin option.
9193 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9194 (Plugin::add_option): New.
9195 (Plugin::args_): Change type.
9196 (Plugin::filename_): New.
9197 (Plugin_manager::add_plugin_option): New.
9198 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9199 * testsuite/Makefile.in: Regenerate.
9200
fd06b4aa
CC		 92012008-12-05 Cary Coutant <ccoutant@google.com>
9202
9203 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9204 Handle --strip-lto-sections option.
9205 * options.h (strip_lto_sections): New option.
9206
6c52134c
CC		 92072008-12-01 Cary Coutant <ccoutant@google.com>
9208
9209 * plugin.cc (ld_plugin_message): Change format parameter to const.
9210 Fix mismatch between new[] and delete.
9211
a45248e0
CC		 92122008-11-14 Cary Coutant <ccoutant@google.com>
9213
9214 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9215 instead of -1U.
9216
c82fbeee
CS		 92172008-11-05 Craig Silverstein <csilvers@google.com>
9218
9219 * options.cc (General_options::parse_dynamic_list): New function.
9220 * options.h (General_options): New flags dynamic_list,
9221 dynamic_list_data, dynamic_list_cpp_new, and
9222 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9223 (General_options::in_dynamic_list): New function.
9224 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9225 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9226 (Lex::can_continue_name): Likewise.
9227 (yylex): Likewise.
9228 (read_script_file): New parameter script_options.
9229 (read_dynamic_list): New function.
9230 (Script_options::define_dynamic_list): New function.
9231 (dynamic_list_keyword_parsecodes): New variable.
9232 (dynamic_list_keywords): New variable.
9233 * script.h (Script_options::define_dynamic_list): New function
9234 prototype.
9235 (read_dynamic_list): New function prototype.
9236 * symtab.cc (strprefix): New macro.
9237 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9238 dynamic_list_data, dynamic_list_cpp_new, and
9239 dynamic_list_cpp_typeinfo.
9240 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9241 (dynamic_list_expr): New rule.
9242 (dynamic_list_nodes): Likewise.
9243 (dynamic_list_node): Likewise.
9244 * testsuite/Makefile.am (dynamic_list): New test.
9245 * testsuite/Makefile.in: Regenerated.
9246 * testsuite/dynamic_list.t: New file.
9247 * testsuite/dynamic_list.sh: New file.
9248
e0bb29a5
CS		 92492008-11-05 Craig Silverstein <csilvers@google.com>
9250
9251 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9252 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9253 (t11_last): Likewise.
9254 * testsuite/ver_test_6.c (main): Likewise.
9255
4e1e25e0
CC		 92562008-10-07 Cary Coutant <ccoutant@google.com>
9257
9258 * options.c (General_options::finalize): Add check for -static and
9259 -shared.
9260 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9261 is not empty.
9262
92f03fcb
CC		 92632008-10-02 Cary Coutant <ccoutant@google.com>
9264
9265 * plugin.cc (make_sized_plugin_object): Fix conditional
9266 compilation to work when not all targets are enabled.
9267
fbd8a257
CC		 92682008-09-29 Cary Coutant <ccoutant@google.com>
9269
9270 * archive.cc (Archive::get_file_and_offset): Use filename instead
9271 of name to get library path.
9272 (Archive::include_member): Unlock external member of a thin archive.
9273
9274 * testsuite/Makefile.am (TEST_AR): New variable.
9275 (thin_archive_test_1): New test.
9276 (thin_archive_test_2): New test.
81636b3f
CC		 9277 * testsuite/Makefile.in: Regenerate.
9278 * testsuite/thin_archive_main.cc: New file.
9279 * testsuite/thin_archive_test_1.cc: New file.
9280 * testsuite/thin_archive_test_2.cc: New file.
9281 * testsuite/thin_archive_test_3.cc: New file.
9282 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9283
eff45813
CC		 92842008-09-29 Cary Coutant <ccoutant@google.com>
9285
9286 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9287 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9288 instead of -1U.
9289 (Sized_relobj::do_finalize_local_symbols): Likewise.
9290 (Sized_relobj::map_to_kept_section): Likewise.
9291 * object.h (Sized_relobj::invalid_address): New constant.
9292 (Sized_relobj::do_output_section_offset): Check for invalid_address
9293 and return -1ULL.
9294 * output.cc (Output_reloc::local_section_offset): Use constant
9295 invalid_address instead of -1U.
9296 (Output_reloc::get_address): Likewise.
9297 (Output_section::output_address): Change -1U to -1ULL.
9298 * output.h (Output_reloc::invalid_address): New constant.
9299 * reloc.cc (Sized_relobj::write_sections): Use constant
9300 invalid_address instead of -1U.
9301 (Sized_relobj::relocate_sections): Likewise.
9302 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9303 values for merge sections.
9304 * target-reloc.h (relocate_for_relocatable): Use constant
9305 invalid_address instead of -1U.
9306
89fc3421
CC		 93072008-09-19 Cary Coutant <ccoutant@google.com>
9308
9309 Add plugin functionality for link-time optimization (LTO).
9310 * configure.ac (plugins): Add --enable-plugins option.
9311 * configure: Regenerate.
9312 * config.in: Regenerate.
9313 * Makefile.am (LIBDL): New variable.
9314 (CCFILES): Add plugin.cc.
9315 (HFILES): Add plugin.h.
9316 (ldadd_var): Add LIBDL.
9317 * Makefile.in: Regenerate.
9318
9319 * archive.cc: Include "plugin.h".
9320 (Archive::setup): Don't preread archive symbols when using a plugin.
9321 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9322 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9323 files.
9324 (Archive::include_member): Add symbols from plugin objects.
9325 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9326 * descriptors.cc (Descriptors::open): Check for file descriptors
9327 abandoned by plugins.
9328 (Descriptors::claim_for_plugin): New function.
9329 * descriptors.h (Descriptors::claim_for_plugin): New function.
9330 (Open_descriptor::is_claimed): New field.
9331 (claim_descriptor_for_plugin): New function.
9332 * fileread.cc (File_read::claim_for_plugin): New function.
9333 * fileread.h (File_read::claim_for_plugin): New function.
9334 (File_read::descriptor): New function.
9335 * gold.cc: Include "plugin.h".
9336 (queue_initial_tasks): Add task to call plugin hooks for generating
9337 new object files.
9338 * main.cc: Include "plugin.h".
9339 (main): Load plugin libraries.
9340 * object.h (Pluginobj): Declare.
9341 (Object::pluginobj): New function.
9342 (Object::do_pluginobj): New function.
9343 (Object::set_target): New function.
9344 * options.cc: Include "plugin.h".
9345 (General_options::parse_plugin): New function.
9346 (General_options::General_options): Initialize plugins_ field.
9347 (General_options::add_plugin): New function.
9348 * options.h (Plugin_manager): Declare.
9349 (General_options): Add --plugin option.
9350 (General_options::has_plugins): New function.
9351 (General_options::plugins): New function.
9352 (General_options::add_plugin): New function.
9353 (General_options::plugins_): New field.
9354 * plugin.cc: New file.
9355 * plugin.h: New file.
9356 * readsyms.cc: Include "plugin.h".
9357 (Read_symbols::do_read_symbols): Check for archive before checking
9358 for ELF file. Call plugin hooks to claim files.
9359 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9360 from a real object file; force override when processing replacement
9361 files.
9362 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9363 (Symbol::init_base_object): Likewise.
9364 (Symbol::init_base_output_data): Likewise.
9365 (Symbol::init_base_output_segment): Likewise.
9366 (Symbol::init_base_constant): Likewise.
9367 (Symbol::init_base_undefined): Likewise.
9368 (Symbol::output_section): Assert that object is not a plugin.
9369 (Symbol_table::add_from_pluginobj): New function.
9370 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9371 undefined.
9372 (Symbol_table::sized_write_globals): Likewise.
9373 (Symbol_table::add_from_pluginobj): Instantiate template.
9374 * symtab.h (Sized_pluginobj): Declare.
9375 (Symbol::in_real_elf): New function.
9376 (Symbol::set_in_real_elf): New function.
9377 (Symbol::in_real_elf_): New field.
9378 (Symbol_table::add_from_pluginobj): New function.
9379
9380 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9381 (LIBDL): New variable.
9382 (LDADD): Add LIBDL.
9383 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9384 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9385 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9386 (MOSTLYCLEANFILES): Likewise.
9387 * testsuite/Makefile.in: Regenerate.
9388 * testsuite/plugin_test.c: New file.
9389 * testsuite/plugin_test_1.sh: New file.
9390 * testsuite/plugin_test_2.sh: New file.
9391
de31bda5
ILT		 93922008-09-16 Ian Lance Taylor <iant@google.com>
9393
9c2d0ef9
ILT		 9394 * target-reloc.h (relocate_section): Check whether a symbol is
9395 defined by the ABI before reporting an undefined symbol error.
9396 * target.h (Target::is_defined_by_abi): Make parameter const.
9397 (Target::do_is_defined_by_abi): Likewise.
9398 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9399 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9400 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9401 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9402 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9403 * testsuite/Makefile.in: Rebuild.
9404
de31bda5
ILT		 9405 * fileread.cc (make_view): Add casts to avoid warning.
9406
9fa33bee
AO		 94072008-09-16 Alexandre Oliva <aoliva@redhat.com>
9408
9409 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9410 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9411
183fd0e3
AO		 94122008-09-16 Alexandre Oliva <aoliva@redhat.com>
9413
9414 * options.h (General_options::output_is_executable): New.
9415 (General_options::output_is_pie): New.
9416 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9417 for shared libraries.
9418 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9419
7be8330a
CD		 94202008-09-11 Chris Demetriou <cgd@google.com>
9421
9422 * options.h (origin): New -z option.
9423 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9424 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9425 in DT_FLAGS_1.
9426
a9caad02
CC		 94272008-09-05 Cary Coutant <ccoutant@google.com>
9428
9429 * fileread.cc (File_read::make_view): Add check for attempt to map
9430 beyond end of file.
9431
ae6dce4d
CC		 94322008-09-05 Cary Coutant <ccoutant@google.com>
9433
9434 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9435 explicit instantiations.
9436
d7ab2a47
KVH		 94372008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9438
9439 PR gold/6858
9440 * options.cc (General_options::finalize): Allow undefined symbols
9441 in shlibs if linking -shared.
9442
9443 PR gold/6859
9444 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9445 symbols as not needing a dynsym entry.
9446
1e52a9c1
CS		 94472008-08-20 Craig Silverstein <csilvers@google.com>
9448
9449 * fileread.cc (File_read::open): Do not lock the file unless it
9450 was successfully opened.
9451
d85c80a3
CC		 94522008-08-14 Cary Coutant <ccoutant@google.com>
9453
9454 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9455 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9456 * testsuite/tls_test.cc (struct int128): 128-bit struct
9457 for testing TLS relocs with non-zero addend.
9458 (v12): New TLS variable.
9459 (t12): New test.
9460 (t_last): Add check for v12.
9461 * testsuite/tls_test.h (t12): New function.
9462 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9463
2d924fd9
ILT		 94642008-08-13 Ian Lance Taylor <iant@google.com>
9465
9466 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9467 set tls_segment_ or relro_segment_.
9468 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9469 when appropriate.
9470 * output.h (Output_section::clear_is_relro): New function.
9471 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9472 sections specially even when output_data_ is empty.
9473 (Output_segment::maximum_alignment): When first section is relro,
9474 only force alignment for PT_LOAD segments.
9475 * script.cc (script_data_segment_align): New function.
9476 (script_data_segment_relro_end): New function.
9477 * script-c.h (script_data_segment_align): Declare.
9478 (script_data_segment_relro_end): Declare.
9479 * script-sections.h (class Script_sections): Declare
9480 data_segment_align and data_segment_relro_end. Add fields
9481 segment_align_index_ and saw_relro_end_.
9482 * script-sections.cc (class Sections_element): Add set_is_relro
9483 virtual function. Add new bool* parameter to place_orphan_here.
9484 Add get_output_section virtual function.
9485 (class Output_section_definition): Add set_is_relro. Add new
9486 bool* parameter to place_orphan_here. Add get_output_section.
9487 Add is_relro_ field.
9488 (Output_section_definition::Output_section_definition): Initialize
9489 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9490 and is_relro_ fields.
9491 (Output_section_definition::place_orphan_here): Add is_relro
9492 parameter.
9493 (Output_section_definition::set_section_addresses): Set relro for
9494 output section.
9495 (Output_section_definition::alternate_constraint): Likewise.
9496 (class Orphan_output_section): Add new bool* parameter to
9497 place_orphan_here. Add get_output_section.
9498 (Orphan_output_section::place_orphan_here): Add is_relro
9499 parameter.
9500 (Script_sections::Script_sections): Initialize
9501 data_segment_align_index_ and saw_relro_end_.
9502 (Script_sections::data_segment_align): New function.
9503 (Script_sections::data_segment_relro_end): New function.
9504 (Script_sections::place_orphan): Set or clear is_relro.
9505 (Script_sections::set_section_addresses): Force alignment of first
9506 TLS section.
9507 * yyscript.y (exp): Call script_data_segment_align and
9508 script_data_segment_relro_end.
9509 * testsuite/relro_script_test.t: New file.
9510 * testsuite/relro_test.cc (using_script): Declare.
9511 (t1, t2): Test using_script.
9512 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9513 (relro_script_test_SOURCES): Define.
9514 (relro_script_test_DEPENDENCIES): Define.
9515 (relro_script_test_LDFLAGS): Define.
9516 (relro_script_test_LDADD): Define.
9517 (relro_script_test.so): New target.
9518 * testsuite/Makefile.in: Rebuild.
9519
f827c9a9
CC		 95202008-08-06 Cary Coutant <ccoutant@google.com>
9521
9522 * archive.cc (Archive::total_archives, Archive::total_members)
9523 (Archive::total_members_loaded): New variables.
9524 (Archive::setup): Add parameter. Add option to preread
9525 archive symbols.
9526 (Archive::read_armap): Add counter.
9527 (Archive::get_file_and_offset): New function.
9528 (Archive::get_elf_object_for_member): New function.
9529 (Archive::read_all_symbols): New function.
9530 (Archive::read_symbols): New function.
9531 (Archive::add_symbols): Add counters.
9532 (Archive::include_all_members): Use armap to find members if it's
9533 already built.
9534 (Archive::include_member): Skip reading symbols if already read.
9535 Factored code into Archive::get_file_and_offset and
9536 Archive::get_elf_object_for_member. Changed call to
9537 Mapfile::report_include_archive_member.
9538 (Archive::print_stats): New function.
9539 * archive.h: Declare Object and Read_symbols_data classes.
9540 (Archive::Archive): Add initializers for new members.
9541 (Archive::setup): Add parameter.
9542 (Archive::print_stats): New function.
9543 (Archive::total_archives, Archive::total_members)
9544 (Archive::total_members_loaded): New variables.
9545 (Archive::get_file_and_offset): New function.
9546 (Archive::get_elf_object_for_member): New function.
9547 (Archive::read_all_symbols): New function.
9548 (Archive::read_symbols): New function.
9549 (Archive::Archive_member): New class.
9550 (Archive::members_): New member.
9551 (Archive::num_members_): New member.
9552 * main.cc: Include archive.h.
9553 (main): Call Archive::print_stats.
9554 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9555 archive parameter; member_name is now the fully-decorated name.
9556 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9557 * options.h: (General_options): Add --preread-archive-symbols option.
9558 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9559 Archive::setup.
9560
de4c45bd
ILT		 95612008-08-04 Ian Lance Taylor <iant@google.com>
9562
9563 * symtab.h (Symbol::use_plt_offset): New function.
9564 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9565 * powerpc.cc (Relocate::relocate): Likewise.
9566 * sparc.cc (Relocate::relocate): Likewise.
9567 * x86_64.cc (Relocate::relocate): Likewise.
9568 * testsuite/weak_plt.sh: New test.
9569 * testsuite/weak_plt_main.cc: New test.
9570 * testsuite/weak_plt_shared.cc: New test.
9571 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9572 (check_PROGRAMS): Add weak_plt.
9573 (check_DATA): Add weak_plt_shared.so.
9574 (weak_plt_main_pic.o, weak_plt): New targets.
9575 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9576 * testsuite/Makefile.in: Rebuild.
9577
9578 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9579 gcctestdir/ld.
9580 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9581 * testsuite/Makefile.in: Rebuild.
9582
323ee3f4
AM		 95832008-08-04 Alan Modra <amodra@bigpond.net.au>
9584
9585 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9586 * Makefile.in: Regenerate.
9587 * po/POTFILES.in: Regenerate.
9588
7c07ecec
ILT		 95892008-07-29 Ian Lance Taylor <iant@google.com>
9590
9591 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9592 symbols before other symbols.
9593 * testsuite/script_test_2.cc (test_addr): Declare.
9594 (test_addr_alias): Declare.
9595 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9596 values.
7c07ecec
ILT		 9597 * testsuite/script_test_2.t: Define test_addr_alias and
9598 test_addr.
9599
5778530e
ILT		 96002008-07-24 Ian Lance Taylor <iant@google.com>
9601
2a00e4fb
ILT		 9602 PR 5990
9603 * descriptors.cc: New file.
9604 * descriptors.h: New file.
9605 * gold-threads.h (class Hold_optional_lock): New class.
9606 * fileread.cc: Include "descriptors.h".
9607 (File_read::~File_read): Release descriptor rather than closing
9608 it.
9609 (File_read::open) [file]: Call open_descriptor rather than open.
9610 Set is_descriptor_opened_.
9611 (File_read::open) [memory]: Assert that descriptor is not open.
9612 (File_read::reopen_descriptor): New function.
9613 (File_read::release): Release descriptor.
9614 (File_read::do_read): Make non-const. Reopen descriptor.
9615 (File_read::read): Make non-const.
9616 (File_read::make_view): Reopen descriptor.
9617 (File_read::do_readv): Likewise.
9618 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9619 Update declarations.
9620 * layout.cc: Include "descriptors.h".
9621 (Layout::create_build_id): Use open_descriptor rather than open.
9622 * output.cc: Include "descriptors.h".
9623 (Output_file::open): Use open_descriptor rather than open.
9624 * archive.cc (Archive::const_iterator): Change Archive to be
9625 non-const.
9626 (Archive::begin, Archive::end): Make non-const.
9627 (Archive::count_members): Likewise.
9628 * archive.h (class Archive): Update declarations.
9629 * object.h (Object::read): Make non-const.
9630 * Makefile.am (CCFILES): Add descriptors.cc.
9631 (HFILES): Add descriptors.h.
9632 * Makefile.in: Rebuild.
9633
801647d1
ILT		 9634 PR 6716
9635 * gold.h: Always include <clocale>. Add Solaris workarounds
9636 following code in binutils/sysdep.h.
9637
5edd166e
ILT		 9638 PR 6048
9639 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9640 this->eh_frame_hdr_ is NULL before using it.
9641
c89ad728
ILT		 9642 * dynobj.cc (Versions::Versions): Update comment.
9643
aa86f06b
ILT		 9644 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9645 the base version name.
9646
5778530e
ILT		 9647 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9648 array size plus one.
9649 (Stringpool_template::set_string_offsets): Subtract one from key
9650 before using it as an array index.
9651 (Stringpool_template::get_offset_with_length): Likewise.
9652 (Stringpool_template::write_to_buffer): Likewise.
9653 * stringpool.h (Stringpool_template::get_offset_from_key):
9654 Likewise.
9655
057ead22
ILT		 96562008-07-23 Ian Lance Taylor <iant@google.com>
9657
7f649c59
ILT		 9658 PR 6658
9659 * object.h (Merged_symbol_value::value): Do our best to handle a
9660 negative addend.
9661
057ead22
ILT		 9662 PR 6647
9663 * script.cc (Version_script_info::get_versions): Don't add empty
9664 version tag to return value.
9665 (Version_script_info::get_symbol_version_helper): Change return
9666 type to bool. Add pversion parameter. Change all callers.
9667 (script_register_vers_node): Don't require a non-NULL tag.
9668 * script.h (class Version_script_info): Update declarations.
9669 (Version_script_info::get_symbol_version): Change return type to
9670 bool. Add version parameter. Change all callers.
9671 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9672 handling. Handle an empty version from a version script.
9673 (Symbol_table::define_special_symbol): Likewise.
9674 * testsuite/ver_test_10.script: New file.
9675 * testsuite/ver_test_10.sh: New file.
9676 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9677 (check_DATA): Add ver_test_10.syms.
9678 (ver_test_10.syms, ver_test_10.so): New target.
9679 * testsuite/Makefile.in: Rebuild.
9680
58e54ac2
CD		 96812008-07-23 Simon Baldwin <simonb@google.com>
9682
9683 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9684 to zero for undefined symbols from dynamic libraries.
9685
95d14cd3
ILT		 96862008-07-23 Ian Lance Taylor <iant@google.com>
9687
9688 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9689 Change all callers.
9690 * symtab.h (class Symbol_table): Update declaration.
9691 * testsuite/ver_test_9.cc: New file.
9692 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9693 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9694 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9695 (ver_test_9.so, ver_test_9.o): New targets.
9696 * testsuite/Makefile.in: Rebuild.
9697
92de84a6
ILT		 96982008-07-22 Ian Lance Taylor <iant@google.com>
9699
34810851
ILT		 9700 * options.h (class General_options): Define --check-sections.
9701 * layout.cc (Layout::set_segment_offsets): Handle
9702 --check-sections.
9703
af6156ef
ILT		 9704 * options.h (class General_options): Define -n/--nmagic and
9705 -N/--omagic.
9706 * options.cc (General_options::finalize): For -n/--nmagic or
9707 -N/--omagic, set -static.
9708 * layout.cc (Layout::attach_allocated_section_to_segment): If
9709 -N/--omagic, don't put read-only and read-write sections in
9710 different segments.
9711 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9712 finding a read-only segment.
9713 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9714 don't set the minimum segment alignment to the common page size,
9715 and don't set the file offset to the address modulo the page size.
9716 * script-sections.cc (Script_sections::create_segments): If
9717 -n/--omagic, don't put read-only and read-write sections in
9718 different segments.
9719
92de84a6
ILT		 9720 * cref.cc: New file.
9721 * cref.h: New file.
9722 * options.h (class General_options): Add --print-symbol-counts.
9723 * main.cc (main): Issue defined symbol report if requested.
9724 * archive.cc (Archive::interpret_header): Make into a const member
9725 function.
9726 (Archive::add_symbols): Call Input_objects::archive_start and
9727 archive_stop.
9728 (Archive::const_iterator): Define new class.
9729 (Archive::begin, Archive::end): New functions.
9730 (Archive::include_all_members): Rewrite to use iterator.
9731 (Archive::count_members): New function.
9732 * archive.h (class Archive): Update declarations.
9733 (Archive::filename): New function.
9734 * object.cc: Include "cref.h".
9735 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9736 (Sized_relobj::do_get_global_symbol_counts): New function.
9737 (Input_objects::add_object): Add object to cross-referencer.
9738 (Input_objects::archive_start): New function.
9739 (Input_objects::archive_stop): New function.
9740 (Input_objects::print_symbol_counts): New function.
9741 * object.h: Declare Cref and Archive.
9742 (Object::get_global_symbol_counts): New function.
9743 (Object::do_get_global_symbol_counts): New pure virtual function.
9744 (class Sized_relobj): Add defined_count_ field. Update
9745 declarations.
9746 (class Input_objects): Add cref_ field. Update constructor.
9747 Update declarations.
9748 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9749 defined_count_.
9750 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9751 symbol counts.
9752 (Sized_dynobj::do_get_global_symbol_counts): New function.
9753 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9754 defined_count_. Update declarations. Define Symbols typedef.
9755 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9756 parameter. Change all callers.
9757 (Symbol_table::add_from_dynobj): Add sympointers and defined
9758 parameters. Change all callers.
9759 * symtab.h (class Symbol_table): Update declarations.
9760 * Makefile.am (CCFILES): Add cref.cc.
9761 (HFILES): Add cref.h.
9762 * Makefile.in: Rebuild.
9763
3f7c5e1d
CD		 97642008-07-22 Simon Baldwin <simonb@google.com>
9765
9766 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9767 to zero when writing undefined symbols.
9768
e0b64032
ILT		 97692008-07-22 Ian Lance Taylor <iant@google.com>
9770
9771 * output.cc (Output_section::add_input_section): Don't try to
9772 merge empty merge sections.
9773
096b02cf
CS		 97742008-07-21 Craig Silverstein <csilvers@google.com>
9775
9776 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9777 Include symbol version in error message.
cd536b21 9778
1d1f116d
CD		 97792008-07-20 Chris Demetriou <cgd@google.com>
9780
cd536b21 9781 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9782 (RANDOM_SEED_CFLAGS): New substituted variable.
9783 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9784 * configure: Rebuild.
9785 * Makefile.in: Likewise.
9786 * testsuite/Makefile.in: Likewise.
9787
a18f591e
ILT		 97882008-07-18 Ian Lance Taylor <iant@google.com>
9789
9790 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9791 where we see NAME/NULL and NAME/VERSION as separate symbols.
9792 * testsuite/ver_test_main.cc (main): Call t4.
9793 (t4, t4_2a): Define.
9794 * testsuite/ver_test_2.cc (t4_2): Define.
9795 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9796 * testsuite/ver_test_4.cc (t4_2a): Define.
9797 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9798 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9799
c6e3f6ed
ILT		 98002008-07-17 Ian Lance Taylor <iant@google.com>
9801
9802 * dynobj.cc (Versions::add_def): If we give an error about a
9803 missing version, go ahead and create the version anyhow.
9804
ef9beddf
ILT		 98052008-07-10 Ian Lance Taylor <iant@google.com>
9806
9807 Handle output sections with more than 0x7fffffff bytes.
9808 * object.h (class Relobj): Change map_to_output_ to
9809 output_sections_, and just keep a section pointer. Change all
9810 uses. Move comdat group support to Sized_relobj.
9811 (Relobj::is_section_specially_mapped): Remove.
9812 (Relobj::output_section): Remove poff parameter. Change all
9813 callers.
9814 (Relobj::output_section_offset): New function.
9815 (Relobj::set_section_offset): Rewrite.
9816 (Relobj::map_to_output): Remove.
9817 (Relobj::output_sections): New function.
9818 (Relobj::do_output_section_offset): New pure virtual function.
9819 (Relobj::do_set_section_offset): Likewise.
9820 (class Sized_relobj): Add section_offsets_ field. Add comdat
9821 group support from Relobj. Update declarations.
9822 (Sized_relobj::get_output_section_offset): New function.
9823 (Sized_relobj::do_output_section_offset): New function.
9824 (Sized_relobj::do_set_section_offset): New function.
9825 * object.cc (Relobj::output_section_address): Remove.
9826 (Sized_relobj::Sized_relobj): Initialize new fields.
9827 (Sized_relobj::include_section_group): Cast find_kept_object to
9828 Sized_relobj.
9829 (Sized_relobj::include_linkonce_section): Likewise.
9830 (Sized_relobj::do_layout): Use separate arrays for output section
9831 and output offset.
9832 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9833 output_sections.
9834 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9835 output_sections and section_offsets.
9836 (Sized_relobj::write_local_symbols): Likewise.
9837 (map_to_kept_section): Compute output address directly.
9838 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9839 output_sections and section_offsets.
9840 (Sized_relobj::write_sections): Likewise.
9841 (Sized_relobj::relocate_sections): Likewise.
9842 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9843 * output.h (class Output_reloc): Update declarations. Change
9844 u2_.relobj to Sized_relobj*.
9845 (class Output_data_reloc): Change add functions to use
9846 Sized_relobj*.
9847 * output.cc (Output_reloc::Output_reloc): Change relobj to
9848 Sized_relobj*.
9849 (Output_reloc::local_section_offset): Change return type to
9850 Elf_Addr. Use get_output_section_offset.
9851 (Output_reloc::get_address): Likewise.
9852 (Output_section::is_input_address_mapped): Don't call
9853 is_section_specially_mapped.
9854 (Output_section::output_offset): Likewise.
9855 (Output_section::output_address): Likewise.
9856 (Output_section::starting_output_address): Likewise.
9857 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9858 parameter to Sized_relobj*.
9859 (Copy_relocs::need_copy_reloc): Likewise.
9860 (Copy_relocs::save): Likewise.
9861 * copy-relocs.h (class Copy_relocs): Update declarations.
9862 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9863 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9864 * target-reloc.h (relocate_for_relocatable): Change
9865 offset_in_output_section type to Elf_Addr. Change code that uses
9866 it as well.
9867 * layout.cc (Layout::layout): Always set *off.
9868 * mapfile.cc (Mapfile::print_input_section): Use
9869 output_section_offset.
9870 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9871 Sized_relobj*.
9872 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9873 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9874 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9875
5cb66f97
ILT		 98762008-07-03 Ian Lance Taylor <iant@google.com>
9877
9878 * layout.cc (Layout::include_section): Do not discard unrecognized
9879 SHT_STRTAB sections.
9880
afe47622
CS		 98812008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9882
9883 * script.cc (Lex::can_continue_name): Make '?' allowable in
9884 version-script names.
9885 * testsuite/version_script.map: Change glob pattern to use '?'
9886
5adf9721
ILT		 98872008-06-30 Manish Singh <yosh@gimp.org>
9888
9889 PR 6585
9890 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9891 Correct typo.
9892
e6fde208
ILT		 98932008-06-30 Ian Lance Taylor <iant@google.com>
9894
9895 PR 6660
9896 PR 6682
9897 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9898 versions]: Don't try to read the value in the contents, since we
9899 don't use it. Use the template endianness when writing.
9900
3f2e6a2d
CC		 99012008-06-25 Cary Coutant <ccoutant@google.com>
9902
9903 * fileread.cc (File_read::make_view): Assert on zero-length view.
9904 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9905 symbol table when there are no symbols to read.
9906
c43d3a48
CS		 99072008-06-23 Craig Silverstein <csilvers@google.com>
9908
9909 * version.cc (version_string): Bump to 1.7
9910
5f494ea0
CS		 99112008-06-18 Craig Silverstein <csilvers@google.com>
9912
9913 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9914 constant 0xFFFF to type Valtype.
9915 (Powerpc_relocate_functions::rel16_ha): Likewise.
9916
c42e122e
ILT		 99172008-06-17 Ian Lance Taylor <iant@google.com>
9918
f34787f8
ILT		 9919 * output.h (Output_section::Input_section): Initialize p2align_ to
9920 zero for Output_section_data constructors.
9921 (Output_section::Input_section::addralign): If not an input
9922 section, return the alignment of the Output_section_data.
9923 * testsuite/copy_test.cc: New file.
9924 * testsuite/copy_test_1.cc: New file.
9925 * testsuite/copy_test_2.cc: New file.
9926 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9927 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9928 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9929 (copy_test_1_pic.o, copy_test_1.so): New targets.
9930 (copy_test_2_pic.o, copy_test_2.so): New targets.
9931 * testsuite/Makefile.in: Rebuild.
9932
c42e122e
ILT		 9933 * script-sections.cc (Script_sections::place_orphan): Initialize
9934 local variable exact.
9935
ce3ac18a
DE		 99362008-06-13 David Edelsohn <edelsohn@gnu.org>
9937
9938 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9939
42cacb20
DE		 99402008-06-12 David Edelsohn <edelsohn@gnu.org>
9941 David S. Miller <davem@davemloft.net>
9942
9943 * powerpc.cc: New file.
9944 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9945 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9946 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9947 * Makefile.in: Rebuild.
9948
7b308235
ILT		 99492008-06-09 Ian Lance Taylor <iant@google.com>
9950
9951 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9952 <exception>.
9953 (throwing, orig_terminate): New static variables.
9954 (terminate_handler): New static function.
9955 (t2): Set terminate handler.
9956
f0b886e3
ILT		 99572008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9958
9959 PR 6584
cd536b21 9960 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 9961 alignment.
9962
3e90f135
CC		 99632008-05-30 Cary Coutant <ccoutant@google.com>
9964
9965 * archive.cc (Archive::include_all_members) Correct to step
9966 over symbol table and extended name table in thin archives.
9967
e09ad04a
ILT		 99682008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9969
9970 PR 6407
9971 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9972 calculation.
9973
62b01cb5
ILT		 99742008-05-28 Caleb Howe <cshowe@google.com>
9975
9976 * reduced_debug_output.cc: New file.
9977 * reduced_debug_output.h: New file.
92de84a6 9978 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 9979 * options.cc (General_options::finalize): Add strip_debug_non_line
9980 to the strip heirarchy.
9981 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9982 fields.
9983 * layout.cc: Include "reduced_debug_output.h".
9984 (Layout::Layout): Initialize new fields.
9985 (line_only_debug_sections): New static array.
9986 (is_lines_only_debug_sections): New static inline function.
9987 (Layout::include_section): Handle --strip-debug-non-line.
9988 (Layout::make_output_section): If --strip-debug-non-line, build
9989 new output sections for .debug_abbrev and .debug_info.
9990 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9991 gold. Warn about possible overflow.
9992 (read_signed_LEB_128): Likewise.
9993 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9994 (read_signed_LEB_128): Declare.
9995 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9996 (HFILES): Add reduced_debug_output.h.
9997 * Makefile.in: Rebuild.
9998
7d9e3d98
ILT		 99992008-05-21 Ian Lance Taylor <iant@google.com>
10000
10001 * mapfile.cc: New file.
10002 * mapfile.h: New file.
10003 * options.h (class General_options): Add -M/--print-map and -Map.
10004 * options.cc (General_options::finalize): Make -M equivalent to
10005 -Map -.
10006 * main.cc: Include <cstdio> and "mapfile.h".
10007 (main): Open mapfile if requested.
10008 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10009 constructor. Change caller.
10010 (queue_initial_tasks): Add mapfile parameter. Change caller.
10011 (queue_middle_tasks): Likewise.
10012 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10013 declarations.
10014 * archive.cc: Include "mapfile.h".
10015 (Archive::add_symbols): Add mapfile parameter. Change all
10016 callers. Pass mapfile, symbol, and reason to include_member.
10017 (Archive::include_all_members): Add mapfile parameter. Change all
10018 callers.
10019 (Archive::include_member): Add mapfile, sym, and why parameters.
10020 Change all callers. Report inclusion to map file.
10021 * archive.h: Include "fileread.h".
10022 (class Archive): Update declarations.
10023 (Archive::file): New const method.
10024 (class Add_archive_symbols): Add mapfile_ field. Update
10025 constructor. Change all callers.
10026 * readsyms.h (class Read_symbols): Likewise.
10027 (class Finish_group): Likewise.
10028 (class Read_script): Likewise.
10029 * common.cc: Include "mapfile.h".
10030 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10031 all callers.
10032 (Symbol_table::do_allocate_commons): Likewise.
10033 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10034 symbol allocation to mapfile.
10035 * common.h (class Allocate_commons_task): Add mapfile_ field.
10036 Update constructor. Change all callers.
10037 * symtab.h (class Symbol_table): Update declarations.
10038 * layout.cc: Include "mapfile.h".
10039 (Layout_task_runner::run): Print information to mapfile.
10040 (Layout::create_gold_note): Change Output_data_fixed_space to
10041 Output_data_zero_fill.
10042 (Layout::create_build_id): Likewise.
10043 (Layout::print_to_mapfile): New function.
10044 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10045 constructor. Change caller.
10046 (class Layout): Declare print_to_mapfile.
10047 * output.cc (Output_section::Input_section::print_to_mapfile): New
10048 function.
10049 (Output_section::add_input_section): If producing a map, always
10050 add to input_sections_ list.
10051 (Output_section::do_print_to_mapfile): New function.
10052 (Output_segment::print_sections_to_mapfile): New function.
10053 (Output_segment::print_section_list_to_mapfile): New function.
10054 * output.h: Include "mapfile.h".
10055 (Output_data::print_to_mapfile): New function.
10056 (Output_data::do_print_to_mapfile): New virtual function.
10057 (Output_segment_headers::do_print_to_mapfile): New function.
10058 (Output_file_header::do_print_to_mapfile): New function.
10059 (Output_data_const::do_print_to_mapfile): New function.
10060 (class Output_data_const_buffer): Add map_name_ field. Update
10061 constructor. Change all callers. Add do_print_to_mapfile
10062 function.
10063 (class Output_data_fixed_space): Likewise.
10064 (class Output_data_space): Likewise.
10065 (class Output_data_zero_fill): New class.
10066 (Output_data_strtab::do_print_to_mapfile): New function.
10067 (Output_data_reloc_base::do_print_to_mapfile): New function.
10068 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10069 (Output_data_group::do_print_to_mapfile): New function.
10070 (Output_data_got::do_print_to_mapfile): New function.
10071 (Output_data_dynamic::do_print_to_mapfile): New function.
10072 (Output_symtab_xindex::do_print_to_mapfile): New function.
10073 (class Output_section): Declare do_print_to_mapflie. Declare
10074 print_to_mapfile in Input_section.
10075 (class Output_segment): Declare new functions.
10076 * object.h (Sized_relobj::symbol_count): New function.
10077 * script-sections.cc
10078 (Output_section_element_dot_assignment::set_section_addresses):
10079 Change Output_data_fixed_space to Output_data_zero_fill.
10080 (Output_data_expression::do_print_to_mapfile): New function.
10081 * script.cc (read_input_script): Add mapfile parameter. Change
10082 all callers.
10083 * script.h (read_input_script): Update declaration.
10084 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10085 (Eh_frame::do_print_to_mapfile): New function.
10086 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10087 (Output_merge_string::do_print_to_mapfile): New function.
10088 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10089 function.
10090 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10091 function.
10092 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10093 function.
10094 * Makefile.am (CCFILES): Add mapfile.cc.
10095 (HFILES): Add mapfile.h.
10096 * Makefile.in: Rebuild.
10097
9f1d377b
ILT		 100982008-05-19 Ian Lance Taylor <iant@google.com>
10099
10100 * options.h (class General_options): Add -z relro.
10101 * layout.cc (Layout::Layout): Initialize relro_segment_.
10102 (Layout::add_output_section_data): Return the output section.
10103 (Layout::make_output_section): Rcognize relro sections and mark
10104 them appropriately.
10105 (Layout::attach_allocated_section_to_segment): Put relro sections
10106 in a PT_GNU_RELRO segment.
10107 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10108 section as relro.
10109 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10110 PT_TLS segments.
10111 (Layout::linkonce_mapping): Map d.rel.ro.local to
10112 .data.rel.ro.local.
10113 (Layout::output_section_name): Us .data.rel.ro.local for any
10114 section which begins with that.
10115 * layout.h (class Layout): Update add_output_section_data
10116 declaration. Add relro_segment_ field.
10117 * output.cc (Output_section::Output_section): Initialize is_relro_
10118 and is_relro_local_ fields.
10119 (Output_segment::add_output_section): Group relro sections.
10120 (Output_segment::is_first_section_relro): New function.
10121 (Output_segment::maximum_alignment): If there is a relro section,
10122 align the segment to the common page size.
10123 (Output_segment::set_section_addresses): Track whether we are
10124 looking at relro sections. If the last section is a relro
10125 section, align to the common page size.
10126 (Output_segment::set_section_list_addresses): Add in_relro
10127 parameter. Change all callers. Align to the page size when
10128 moving from relro to non-relro section.
10129 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10130 segment.
10131 * output.h (class Output_section): Add is_relro_ and
10132 is_relro_local_ fields.
10133 (Output_section::is_relro): New function.
10134 (Output_section::set_is_relro): New function.
10135 (Output_section::is_relro_local): New function.
10136 (Output_section::set_is_relro_local): New function.
10137 (class Output_segment): Update declarations.
10138 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10139 * sparc.cc (Target_sparc::got_section): Likewise.
10140 * x86_64.cc (Target_x86_64::got_section): Likewise.
10141 * testsuite/relro_test_main.cc: New file.
10142 * testsuite/relro_test.cc: New file.
10143 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10144 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10145 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10146 (relro_test.so, relro_test_pic.o): New targets.
10147 * testsuite/Makefile.in: Rebuild.
10148
a984ee1d
ILT		 101492008-05-16 Ian Lance Taylor <iant@google.com>
10150
01676dcd
ILT		 10151 * output.cc (Output_segment::add_output_section): Remove front
10152 parameter.
10153 * output.h (class Output_segment): Remove
10154 add_initial_output_section and overloaded add_output_section.
10155 Update declaration of remaining add_output_section.
10156 * layout.cc (Layout::create_interp): Call add_output_section
10157 rather than add_initial_output_section.
10158 (Layout::finish_dynamic_section): Likewise.
10159
497897f9
ILT		 10160 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10161 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10162 know the dynamic type.
10163 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10164 field. Initialize it in constructor.
10165 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10166 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10167 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10168 reloc.
10169
a984ee1d
ILT		 10170 * output.cc (Output_reloc::get_address): Change return type to
10171 Elf_Addr.
10172 * output.h (class Output_reloc): Update get_address declaration.
10173 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10174 for section addresses.
10175
55ba0940
ILT		 101762008-05-09 Ian Lance Taylor <iant@google.com>
10177
10178 PR 6493
10179 * gold.cc (gold_nomem): Use return value of write.
10180
75517b77
ILT		 101812008-05-08 Ian Lance Taylor <iant@google.com>
10182
10183 * symtab.c (Symbol::init_base_output_data): Add version
10184 parameter. Change all callers.
10185 (Symbol::init_base_output_segment): Likewise.
10186 (Symbol::init_base_constant): Likewise.
10187 (Symbol::init_base_undefined): Likewise.
10188 (Sized_symbol::init_output_data): Likewise.
10189 (Sized_symbol::init_output_segment): Likewise.
10190 (Sized_symbol::init_constant): Likewise.
10191 (Sized_symbol::init_undefined): Likewise.
10192 (Symbol_table::do_define_in_output_data): If the new symbol has a
10193 version, mark it as the default.
10194 (Symbol_table::do_define_in_output_segment): Likewise.
10195 (Symbol_table::do_define_as_constant): Likewise.
10196 * symtab.h (class Symbol): Update declarations.
10197 (class Sized_symbol): Likewise.
10198 * resolve.cc (Symbol::override_version): New function.
c42e122e 10199 (Symbol::override_base): Call override_version.
75517b77
ILT		 10200 (Symbol::override_base_with_special): Likewise.
10201 * testsuite/ver_script_8.script: New file.
10202 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10203 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10204 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10205 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10206
f1f70eae
ILT		 102072008-05-06 Ian Lance Taylor <iant@google.com>
10208
f3e9c5c5
ILT		 10209 PR 6049
10210 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10211 functions.
10212 (class General_options): Remove existing --undefined, and add
10213 --no-undefined instead. Add new --undefined as synonym for -u.
10214 * archive.cc (Archive::add_symbols): Check whether symbol was
10215 named with -u.
10216 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10217 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10218 all uses. Add IS_UNDEFINED. Update declarations to split
10219 different versions of init_base. Declare init_base_undefined.
10220 (Symbol::is_defined): Handle IS_UNDEFINED.
10221 (Symbol::is_undefined): Likewise.
10222 (Symbol::is_weak_undefined): Call is_undefined.
10223 (Symbol::is_absolute): Handle IS_CONSTANT.
10224 (class Sized_symbol): Update declarations to split different
10225 versions of init. Declare init_undefined.
10226 (class Symbol_table): Declare new functions.
10227 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10228 Change all callers.
10229 (Symbol::init_base_output_data): Likewise.
10230 (Symbol::init_base_output_segment): Likewise.
10231 (Symbol::init_base_constant): Likewise.
10232 (Symbol::init_base_undefined): New function.
10233 (Sized_symbol::init_object): Rename from init. Change all
10234 callers.
10235 (Sized_symbol::init_output_data): Likewise.
10236 (Sized_symbol::init_output_segment): Likewise.
10237 (Sized_symbol::init_constant): Likewise.
10238 (Sized_symbol::init_undefined): New function.
10239 (Symbol_table::add_undefined_symbols_from_command_line): New
10240 function.
10241 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10242 function.
10243 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10244 (Symbol::output_section): Likewise.
10245 (Symbol::set_output_section): Likewise.
10246 (Symbol_table::sized_finalize_symbol): Likewise.
10247 (Symbol_table::sized_write_globals): Likewise.
10248 * resolve.cc (Symbol_table::should_override): Likewise.
10249 (Symbol::override_base_with_special): Likewise.
10250
8bdcdf2c
ILT		 10251 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10252 symbol, change it to have default visibility.
10253 * testsuite/protected_1.cc: New file.
10254 * testsuite/protected_2.cc: New file.
10255 * testsuite/protected_3.cc: New file.
10256 * testsuite/protected_main_1.cc: New file.
10257 * testsuite/protected_main_2.cc: New file.
10258 * testsuite/protected_main_3.cc: New file.
10259 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10260 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10261 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10262 (protected_1.so): New target.
10263 (protected_1_pic.o, protected_2_pic.o): New targets.
10264 (protected_3_pic.o): New target.
10265 (check_PROGRAMS): Add protected_2.
10266 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10267 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10268 * testsuite/Makefile.in: Rebuild.
10269
2b706932
ILT		 10270 * options.h (DEFINE_var): Add set_user_set_##varname__.
10271 (DEFINE_bool_alias): New macro.
10272 (class General_options): Define -Bstatic using DEFINE_bool_alias
10273 rather than DEFINE_special. Add --undefined as an alias for -z
10274 defs.
10275 * options.cc (General_options::parse_Bstatic): Remove.
10276
d82a5bcc
ILT		 10277 * options.h (class General_options): Add --fatal-warnings.
10278 * main.cc (main): Implement --fatal-warnings.
10279 * errors.h (Errors::warning_count): New function.
10280
f1f70eae
ILT		 10281 * options.h (class General_options): Add -Bsymbolic-functions.
10282 * symtab.h (Symbol::is_preemptible): Check for
10283 -Bsymbolic-functions.
10284
8825ac63
ILT		 102852008-05-05 Ian Lance Taylor <iant@google.com>
10286
d98bc257
ILT		 10287 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10288 as noVARNAME rather than no-VARNAME.
10289 (class General_options): Add option -z combreloc.
10290 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10291 get_address.
10292 (Output_reloc::sort_before) [SHT_REL]: New function.
10293 (Output_reloc::sort_before) [SHT_RELA]: New function.
10294 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10295 Sort_relocs_comparison.
10296 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10297 parameter. Change all callers.
10298 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10299 sort_relocs parameter. Change all callers.
10300 * output.cc (Output_reloc::get_address): New function, broken out
10301 of write_rel.
10302 (Output_reloc::write_rel): Call it.
10303 (Output_reloc::compare): New function.
10304 (Output_data_reloc_base::do_write): Optionally sort relocs.
10305
60b2b4e7
ILT		 10306 * configure.ac: If targ_extra_obj is set, link it in.
10307 * configure.tgt: Initialize all variables.
10308 (x86_64*): Set targ_extra_obj and targ_extra_size.
10309 * configure: Rebuild.
10310
8825ac63
ILT		 10311 * object.cc (Sized_relobj::include_section_group): Adjust section
10312 indexes read from group data. Build vector to pass to
10313 layout_group.
10314 * layout.cc (Layout::layout_group): Add flags and shndxes
10315 parameters. Remove contents parameter. Change caller. Update
10316 explicit instantiations.
10317 * layout.h (class Layout): Update layout_group declaration.
10318 * output.cc (Output_data_group::Output_data_group): Add flags and
10319 input_shndxes parameters. Remove contents parameter. Change
10320 caller.
10321 (Output_data_group::do_write): Change input_sections_ to
10322 input_shndxes_.
10323 * output.h (class Output_data_group): Update constructor
10324 declaration. Rename input_sections_ to input_shndxes_.
10325 * testsuite/many_sections_test.cc: Add template.
10326
e94cf127
CC		 103272008-04-30 Cary Coutant <ccoutant@google.com>
10328
4418b2d5
CC		 10329 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10330
e94cf127
CC		 10331 * layout.cc (Layout::include_section): Refactored check for debug
10332 info section.
10333 (Layout::add_comdat): Add new parameters. Change type
10334 of signature parameter. Add object and shndx to signatures table.
10335 (Layout::find_kept_object): New function.
10336 * layout.h: Include <cstring>.
10337 (Layout::is_debug_info_section): New function.
10338 (Layout::add_comdat): Add new parameters.
10339 (Layout::find_kept_object): New function.
10340 (Layout::Kept_section): New struct.
10341 (Layout::Signatures): Change type of map range.
10342 * object.cc (Relobj::output_section_address): New function.
10343 (Sized_relobj::include_section_group): Add new parameters. Change
10344 calls to Layout::add_comdat. Change to build table of kept comdat
10345 groups and table mapping discarded sections to kept sections.
10346 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10347 (Sized_relobj::do_layout): Change calls to include_section_group and
10348 include_linkonce_section.
10349 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10350 value to zero when section is discarded.
10351 (Sized_relobj::map_to_kept_section): New function.
10352 * object.h (Relobj::output_section_address): New function.
10353 (Relobj::Comdat_group): New type.
10354 (Relobj::find_comdat_group): New function.
10355 (Relobj::Comdat_group_table): New type.
10356 (Relobj::Kept_comdat_section): New type.
10357 (Relobj::Kept_comdat_section_table): New type.
10358 (Relobj::add_comdat_group): New function.
10359 (Relobj::set_kept_comdat_section): New function.
10360 (Relobj::get_kept_comdat_section): New function.
10361 (Relobj::comdat_groups_): New field.
10362 (Relobj::kept_comdat_sections_): New field.
10363 (Symbol_value::input_value): Update comment.
10364 (Sized_relobj::map_to_kept_section) New function.
10365 (Sized_relobj::include_linkonce_section): Add new parameter.
10366 * target-reloc.h (Comdat_behavior): New type.
10367 (get_comdat_behavior): New function.
10368 (relocate_section): Add code to map a discarded section to the
10369 corresponding kept section when applying a relocation.
10370
e4e5049b
CS		 103712008-04-30 Craig Silverstein <csilvers@google.com>
10372
10373 * dwarf_reader.cc (next_generation_count): New static var.
10374 (Addr2line_cache_entry): New struct.
10375 (addr2line_cache): New static var.
10376 (Dwarf_line_info::one_addr2line): Added caching.
10377 (Dwarf_line_info::clear_addr2line_cache): New function.
10378 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10379 cache-size parameter.
10380 (Dwarf_line_info::one_addr2line_cache): New function.
10381 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10382 new cache-size argument to one_addr2line(), and clear cache.
10383
d09e9154
CC		 103842008-04-28 Cary Coutant <ccoutant@google.com>
10385
10386 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10387 R_386_PC8 relocations.
10388
7ef73768
ILT		 103892008-04-23 Ian Lance Taylor <iant@google.com>
10390
55438702
ILT		 10391 * object.cc (Sized_relobj::include_section_group): Check for
10392 invalid section group.
10393
c165fb93
ILT		 10394 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10395 header size.
10396
7ef73768
ILT		 10397 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10398 than read for file header.
10399 * archive.cc (Archive::include_member): Likewise.
10400
6194aaab
L		 104012008-04-23 Paolo Bonzini <bonzini@gnu.org>
10402
10403 * aclocal.m4: Regenerate.
10404 * configure: Regenerate.
10405
d491d34e
ILT		 104062008-04-19 Ian Lance Taylor <iant@google.com>
10407
5ea2bac6
ILT		 10408 * version.cc (version_string): Bump to 1.6.
10409
7bc3e21a
ILT		 10410 * testsuite/Makefile.am (many_sections_r_test): New target.
10411 (many_sections_r_test_SOURCES): Remove.
10412 (many_sections_r_test_DEPENDENCIES): Remove.
10413 (many_sections_r_test_LDFLAGS): Remove.
10414 (many_sections_r_test_LDADD): Remove.
10415
7fcd3aa9
ILT		 10416 * object.cc (Sized_relobj::do_add_symbols): Always pass
10417 local_symbol_count_ to add_from_relobj.
10418
4c94d6ae
ILT		 10419 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10420 every thousand variables.
10421 * testsuite/Makefile.in: Rebuild.
10422
d491d34e
ILT		 10423 * object.cc (Xindex::initialize_symtab_xindex): New function.
10424 (Xindex::read_symtab_xindex): New function.
10425 (Xindex::sym_xindex_to_shndx): New function.
10426 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10427 available.
10428 (Sized_relobj::do_initialize_xindex): New function.
10429 (Sized_relobj::do_read_symbols): Adjust section links.
10430 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10431 parameter. Change all callers.
10432 (Sized_relobj::include_section_group): Adjust section links and
10433 symbol section indexes.
10434 (Sized_relobj::do_layout): Adjust section links.
10435 (Sized_relobj::do_count_local_symbols): Adjust section links and
10436 symbol section indexes.
10437 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10438 ordinary and special symbols.
10439 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10440 dynsym_xindex parameters. Change all callers. Adjust section
10441 links. Use SHN_XINDEX when needed.
10442 (Sized_relobj::get_symbol_location_info): Adjust section links.
10443 Don't get fooled by special symbols.
10444 * object.h (class Xindex): Define.
10445 (class Object): Add xindex_ parameter. Declare virtual functoin
10446 do_initialize_xindex.
10447 (Object::adjust_sym_shndx): New function.
10448 (Object::set_xindex): New protected function.
10449 (class Symbol_value): Add is_ordinary_shndx_ field.
10450 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10451 (Symbol_value::value): Assert ordinary section.
10452 (Symbol_value::initialize_input_to_output_map): Likewise.
10453 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10454 Change all callers.
10455 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10456 all callers.
10457 (class Sized_relobj): Update declarations.
10458 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10459 parameter. Change all callers.
10460 (Sized_relobj::adjust_shndx): New function.
10461 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10462 field.
10463 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10464 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10465 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10466 (Sized_dynobj::read_dynsym_section): Adjust section links.
10467 (Sized_dynobj::read_dynamic): Likewise.
10468 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10469 section links.
10470 (Sized_dynobj::do_initialize_xindex): New function.
10471 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10472 do_initialize_xindex.
10473 (Sized_dynobj::adjust_shndx): New function.
10474 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10475 dynsym_xindex_ fields.
10476 (Layout::finalize): Add a call to set_section_indexes before
10477 creating the symtab sections.
10478 (Layout::set_section_indexes): Don't do anything if the section
10479 already has a section index.
10480 (Layout::create_symtab_sections): Add shnum parameter. Change
10481 caller. Create .symtab_shndx section if needed.
10482 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10483 caller.
10484 (Layout::allocated_output_section_count): New function.
10485 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10486 needed.
10487 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10488 fields. Update declarations.
10489 (Layout::symtab_xindex): New function.
10490 (Layout::dynsym_xindex): New function.
10491 (class Write_symbols_task): Add layout_ field.
10492 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10493 Change caller.
10494 * output.cc (Output_section_headers::Output_section_headers): Add
10495 shstrtab_section parameter. Change all callers.
10496 (Output_section_headers::do_sized_write): Store overflow values
10497 for section count and section string table section index in
10498 section header zero.
10499 (Output_file_header::do_sized_write): Check for overflow of
10500 section count and section string table section index.
10501 (Output_symtab_xindex::do_write): New function.
10502 (Output_symtab_xindex::endian_do_write): New function.
10503 * output.h (class Output_section_headers): Add shstrtab_section_.
10504 Update declarations.
10505 (class Output_symtab_xindex): Define.
10506 (Output_section::has_out_shndx): New function.
10507 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10508 field.
10509 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10510 Change all callers.
10511 (Sized_symbol::init): Likewise.
10512 (Symbol::output_section): Check for ordinary symbol.
10513 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10514 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10515 callers.
10516 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10517 Change all callers. Simplify handling of symbols from sections
10518 not included in the link.
10519 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10520 distinction.
10521 (Weak_alias_sorter::operator()): Assert that symbols are
10522 ordinary.
10523 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10524 distinction.
10525 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10526 parameters. Change all callers.
10527 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10528 symbol distinction. Use SHN_XINDEX when needed.
10529 (Symbol_table::write_section_symbol): Add symtab_xindex
10530 parameter. Change all callers.
10531 (Symbol_table::sized_write_section_symbol): Likewise. Use
10532 SHN_XINDEX when needed.
10533 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10534 declarations.
10535 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10536 (Symbol::is_defined): Check is_ordinary.
10537 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10538 (Symbol::is_absolute, Symbol::is_common): Likewise.
10539 (class Sized_symbol): Update declarations.
10540 (class Symbol_table): Update declarations.
10541 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10542 parameters. Change all callers.
10543 (Sized_symbol::override): Likewise.
10544 (Symbol_table::override): Likewise.
10545 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10546 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10547 is_ordinary, and orig_st_shndx parameters. Change all callers.
10548 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10549 to be in an ordinary section.
10550 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10551 object and is_ordinary parameters. Change all callers.
10552 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10553 Change all callers. Don't add undefined or non-ordinary symbols
10554 to reloc_map_.
10555 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10556 Change all callers.
10557 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10558 declarations.
10559 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10560 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10561 (Sized_relobj::relocate_sections): Likewise.
10562 * target-reloc.h (scan_relocs): Adjust section symbol index.
10563 (scan_relocatable_relocs): Likewise.
10564 * i386.cc (Scan::local): Check for ordinary symbols.
10565 * sparc.cc (Scan::local): Likewise.
10566 * x86_64.cc (Scan::local): Likewise.
10567 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10568 to symbol_section_and_value.
10569 * testsuite/many_sections_test.cc: New file.
10570 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10571 (check_PROGRAMS): Add many_sections_test.
10572 (many_sections_test_SOURCES): Define.
10573 (many_sections_test_DEPENDENCIES): Define.
10574 (many_sections_test_LDFLAGS): Define.
10575 (BUILT_SOURCES): Add many_sections_define.h.
10576 (many_sections_define.h): New target.
10577 (BUILT_SOURCES): Add many_sections_check.h.
10578 (many_sections_check.h): New target.
10579 (check_PROGRAMS): Add many_sections_r_test.
10580 (many_sections_r_test_SOURCES): Define.
10581 (many_sections_r_test_DEPENDENCIES): Define.
10582 (many_sections_r_test_LDFLAGS): Define.
10583 (many_sections_r_test_LDADD): Define.
10584 (many_sections_r_test.o): New target.
10585 * testsuite/Makefile.in: Rebuild.
10586
c5818ff1
CC		 105872008-04-17 Cary Coutant <ccoutant@google.com>
10588
10589 * errors.cc (Errors::info): New function.
10590 (gold_info): New function.
10591 * errors.h (Errors::info): New function.
10592 * gold.h (gold_info): New function.
10593 * object.cc (Input_objects::add_object): Print trace output.
10594 * options.cc (options::parse_set): New function.
10595 (General_options::parse_wrap): Deleted.
10596 (General_options::General_options): Deleted initializer.
10597 * options.h (options::String_set): New typedef.
10598 (options::parse_set): New function.
10599 (DEFINE_set): New macro.
10600 (General_options::wrap): Changed to use DEFINE_set. Changed
10601 callers of any_wrap_symbols and is_wrap_symbol.
10602 (General_options::trace, General_options::trace_symbol):
10603 New options.
10604 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10605 (General_options::wrap_symbols_): Deleted.
10606 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10607
b5be4a7c
DM		 106082008-04-17 David S. Miller <davem@davemloft.net>
10609
10610 * options.cc (General_options::parse_V): New function.
10611 * options.h: Add entries for -V and -Qy.
10612
155a0dd7
ILT		 106132008-04-17 Ian Lance Taylor <iant@google.com>
10614
10615 * common.cc (Symbol_table::allocate_commons): Remove options
10616 parameter. Change caller.
10617 (Symbol_table::do_allocate_commons): Remove options parameter.
10618 Change caller. Just call do_allocate_commons_list twice.
10619 (Symbol_table::do_allocate_commons_list): New function, broken out
10620 of do_allocate_commons.
10621 * common.h (class Allocate_commons_task): Remove options_ field.
10622 Update constructor.
10623 * symtab.cc (Symbol_table::Symbol_table): Initialize
10624 tls_commons_.
10625 (Symbol_table::add_from_object): Put TLS common symbols on
10626 tls_commons_ list.
10627 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10628 which are IN_OUTPUT_DATA.
10629 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10630 allocate_commons and do_allocate_commons declarations. Declare
10631 do_allocate_commons_list.
10632 * gold.cc (queue_middle_tasks): Update creation of
10633 Allocate_commons_task to not pass options.
10634 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10635 (TLS_TEST_C_FLAGS): New variable.
10636 (tls_test_c_pic.o): New target.
10637 (tls_test_shared.so): Link in tls_test_c_pic.o.
10638 (tls_test_c_pic_ie.o): New target.
10639 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10640 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10641 (tls_test_c.o): New target.
10642 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10643 (tls_pic_test_LDADD): Likewise.
10644 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10645 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10646 (tls_test_c_gnu2.o): New target.
10647 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10648 tls_test_c_gnu2.o.
10649 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10650 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10651 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10652 * testsuite/tls_test.cc: Include "config.h".
10653 (t_last): Call t11_last.
10654 * testsuite/tls_test.h (t11, t11_last): Declare.
10655 * testsuite/tls_test_c.c: New file.
10656 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10657 * configure.ac: Check for OpenMP support.
10658 * configure, config.in, Makefile.in: Rebuild.
10659 * testsuite/Makefile.in: Rebuild.
10660
edfbb029
CC		 106612008-04-16 Cary Coutant <ccoutant@google.com>
10662
10663 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10664 (Target_i386::tls_base_symbol_defined_): New field.
10665 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10666 (Target_i386::Scan::global): Likewise.
10667 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10668 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10669 (Target_x86_64::tls_base_symbol_defined_): New field.
10670 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10671 (Target_x86_64::Scan::global): Likewise.
10672
f3c69fca
CC		 106732008-04-16 Cary Coutant <ccoutant@google.com>
10674
10675 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10676 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10677 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10678 building shared libraries.
10679 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10680 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10681 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10682 * testsuite/Makefile.in: Rebuild.
10683 * testsuite/weak_undef.h: New file.
10684 * testsuite/weak_undef_file1.cc: Add extra test cases.
10685 * testsuite/weak_undef_file2.cc: Likewise.
10686 * testsuite/weak_undef_test.cc: Likewise.
10687
7c414435
DM		 106882008-04-16 David S. Miller <davem@davemloft.net>
10689
32b769e1
DM		 10690 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10691 Add issued_non_pic_error_ field. Declare check_non_pic.
10692 (Target_sparc::Scan::check_non_pic): New function.
10693 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10694 (Target_sparc::Scan::global): Likewise.
10695
11936fb1
DM		 10696 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10697 * configure: Rebuild.
10698
7c414435
DM		 10699 * options.h (DEFINE_enable): New macro.
10700 (new_dtags): New enable option.
10701 (initfirst, interpose, loadfltr, nodefaultlib,
10702 nodelete, nodlopen, nodump): New -z options.
10703 * layout.cc (Layout:finish_dynamic_section): If new
10704 dtags enabled, emit DT_RUNPATH. Also, emit a
10705 DT_FLAGS_1 containing any specified -z flags.
10706
85c7bf8b
ILT		 107072008-04-16 Ian Lance Taylor <iant@google.com>
10708
12c0daef
ILT		 10709 * copy-relocs.cc: New file.
10710 * copy-relocs.h: New file.
10711 * reloc.cc: Remove Copy_relocs code.
10712 * reloc.h: Likewise.
10713 * reloc-types.h (struct Reloc_types) [both versions]: Add
10714 get_reloc_addend_noerror.
10715 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10716 variants of add_global which take an addend which must be zero.
10717 * i386.cc: Include "copy-relocs.h".
10718 (class Target_i386): Change type of copy_relocs_ to variable,
10719 update initializer.
10720 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10721 Change all callers.
10722 (Target_i386::do_finalize_sections): Change handling of
10723 copy_relocs_.
10724 * sparc.cc: Include "copy-relocs.h".
10725 (class Target_sparc): Change type of copy_relocs_ to variable,
10726 update initializer.
10727 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10728 Change all callers.
10729 (Target_sparc::do_finalize_sections): Change handling of
10730 copy_relocs_.
10731 * x86_64.cc: Include "copy-relocs.h".
10732 (class Target_x86_64): Change type of copy_relocs_ to variable,
10733 update initializer.
10734 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10735 class. Change all callers.
10736 (Target_x86_64::do_finalize_sections): Change handling of
10737 copy_relocs_.
10738 * Makefile.am (CCFILES): Add copy-relocs.cc.
10739 (HFILES): Add copy-relocs.h.
10740
4f4995b6
ILT		 10741 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10742
85c7bf8b
ILT		 10743 * testsuite/script_test_4.sh: Permit leading zeroes.
10744
4f2a9edd
ILT		 107452008-04-15 Ian Lance Taylor <iant@google.com>
10746
e6188289
ILT		 10747 * script-sections.cc (Script_sections::create_segments): Use
10748 header_size_adjustment even when there is enough room for the
10749 headers.
10750 * testsuite/script_test_4.sh: New file.
10751 * testsuite/script_test_4.t: New file.
10752 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10753 (check_DATA): Add script_test_4.stdout.
10754 (MOSTLYCLEANFILES): Likewise.
10755 (script_test_4): New target.
10756 (script_test_4.stdout): New target.
10757 * testsuite/Makefile.in: Rebuild.
10758
4f2a9edd
ILT		 10759 * sparc.cc: Add definitions for Output_data_plt_sparc class
10760 constants.
10761
f5314dd5
DM		 107622008-04-14 David S. Miller <davem@davemloft.net>
10763
10764 * sparc.cc: New file.
10765 * Makefile.am (TARGETSOURCES): Add sparc.cc
10766 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10767 * configure.tgt: Document targ_extra_size and
10768 targ_extra_big_endian. Add entries for sparc-* and
10769 sparc64-*.
10770 * configure.ac: Handle targ_extra_size and
10771 targ_extra_big_endian.
10772 * Makefile.in: Rebuild.
10773 * configure: Likewise.
10774 * po/POTFILES.in: Likewise.
10775 * po/gold.pot: Likewise.
10776
154e0e9a
ILT		 107772008-04-14 Ian Lance Taylor <iant@google.com>
10778
10779 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10780 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10781 in the name/type/flags to section mapping. Don't call
10782 allocate_output_section.
10783 (Layout::choose_output_section): Change parameter from adjust_name
10784 to is_input_section. Don't permit input sections after sections
10785 are attached to segments. Don't call allocate_output_section.
10786 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10787 not write_enable_output_section.
10788 (Layout::make_output_section): Don't push to
10789 unattached_section_list_ nor call attach_to_segment. Call
10790 attach_section_to_segment if sections are attached.
10791 (Layout::attach_sections_to_segments): New function.
10792 (Layout::attach_section_to_segment): New function.
10793 (Layout::attach_allocated_section_to_segment): Rename from
10794 attach_to_segment. Remove flags parameter.
10795 (Layout::allocate_output_section): Remove function.
10796 (Layout::write_enable_output_section): Remove function.
10797 * layout.h (class Layout): Update for above changes. Add new
10798 field sections_are_attached_.
10799 * output.h (Output_section::update_flags_for_input_section): New
10800 function.
10801 * output.cc (Output_section::add_input_section): Call
10802 update_flags_for_input_section.
10803 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10804
009a67a2
CC		 108052008-04-11 Cary Coutant <ccoutant@google.com>
10806
10807 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10808 thought unnecessary.
10809 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10810
759b1a24
ILT		 108112008-04-11 Ian Lance Taylor <iant@google.com>
10812
10813 * output.h (class Output_section_data): Remove inline definition
10814 of set_addralign.
10815 * output.cc (Output_section_data::set_addralign): New function.
10816
c2b45e22
CC		 108172008-04-11 Cary Coutant <ccoutant@google.com>
10818
10819 Add support for TLS descriptors for i386 and x86_64.
10820 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10821 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10822 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10823 GOT_TYPE_TLS_DESC.
10824 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10825 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10826 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10827 relocations.
10828 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10829 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10830 Fix problem with initial-exec relocations.
10831 (Target_i386::Relocate::relocate_tls): Likewise.
10832 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10833 relaxation.
10834 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10835 support for section-plus-offset dynamic table entries.
10836 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10837 (Output_data_dynamic::Dynamic_entry): Add support for
10838 section-plus-offset dynamic table entries.
10839 (Output_data_dynamic::Classification): Likewise.
10840 (Output_data_dynamic::classification_): Renamed offset_.
10841 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10842 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10843 (Target_x86_64::make_plt_section): New function.
10844 (Target_x86_64::reserve_tlsdesc_entries): New function.
10845 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10846 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10847 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10848 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10849 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10850 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10851 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10852 add extra PLT entry for TLS descriptors.
10853 (Output_data_plt_x86_64::got_): New field.
10854 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10855 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10856 fields.
10857 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10858 descriptors.
10859 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10860 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10861 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10862 R_386_TLS_DESC_CALL relocations.
10863 (Target_x86_64::Scan::global): Likewise.
10864 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10865 for TLS descriptors.
10866 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10867 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10868 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10869 GD-to-IE relaxation.
10870 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10871 and TLS_DESCRIPTORS.
10872 * Makefile.in: Rebuild.
10873 * configure: Rebuild.
10874 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10875 (tls_test_shared2.so): New target.
10876 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10877 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10878 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10879 (tls_shared_gd_to_ie_test_LDADD): New variable.
10880 (tls_shared_gnu2_gd_to_ie_test): New target.
10881 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10882 New targets.
10883 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10884 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10885 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10886 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10887 (tls_shared_gnu2_test): New target.
10888 (tls_test_gnu2_shared.so): New target.
10889 (tls_shared_gnu2_test_SOURCES): New variable.
10890 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10891 (tls_shared_gnu2_test_LDFLAGS): New variable.
10892 (tls_shared_gnu2_test_LDADD): New variable.
10893 * testsuite/Makefile.in: Rebuild.
10894 * testsuite/Makefile.
10895
83bfb6b7
ILT		 108962008-04-11 Ian Lance Taylor <iant@google.com>
10897
10898 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10899 justsyms.t.
10900 * testsuite/Makefile.in: Rebuild.
10901
10902 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10903 long.
10904 * testsuite/script_test_2.cc (main): Adjust test.
10905
706e1f5e
ILT		 109062008-04-11 David S. Miller <davem@davemloft.net>
10907 Ian Lance Taylor <iant@google.com>
10908
10909 * options.h (General_options): Add entries for '-Y' and
10910 '-relax'.
10911 * options.cc (General_options:finalize): If -Y was used, add those
10912 entries to the library path instead of the default "/lib" and
10913 "/usr/lib".
10914
7c98e6bb
DM		 109152008-04-11 David S. Miller <davem@davemloft.net>
10916
10917 * testsuite/justsyms.t: Start at 0x100.
10918 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10919 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10920 long.
10921 * testsuite/script_test_2.cc: Adjust string and section length
10922 checks.
7c98e6bb 10923
99a37bfd
ILT		 109242008-04-09 Ian Lance Taylor <iant@google.com>
10925
2cefc357
ILT		 10926 PR gold/5996
10927 * script-sections.cc (Sections_element::allocate_to_segment): Add
10928 orphan parameter.
10929 (Output_section_definition::allocate_to_segment): Likewise.
10930 (Orphan_output_section::allocate_to_segment): Likewise.
10931 (Script_sections::attach_sections_using_phdrs_clause): Don't
10932 propagate non-PT_LOAD segments to orphan sections.
10933 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10934 readelf rather than objdump.
10935 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10936 .interp section and PT_INTERP segment are the same size.
10937 * testsuite/Makefile.in: Rebuild.
10938
99a37bfd
ILT		 10939 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10940 aliases for symbols defined in the same object.
10941 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10942 (weak_alias_test_SOURCES): New variable.
10943 (weak_alias_test_DEPENDENCIES): New variable.
10944 (weak_alias_test_LDFLAGS): New variable.
10945 (weak_alias_test_LDADD): New variable.
10946 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10947 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10948 (weak_alias_test_3.o): New target.
10949 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10950 * testsuite/weak_alias_test_main.cc: New file.
10951 * testsuite/weak_alias_test_1.cc: New file.
10952 * testsuite/weak_alias_test_2.cc: New file.
10953 * testsuite/weak_alias_test_3.cc: New file.
10954
780e49c5
ILT		 109552008-04-08 Ian Lance Taylor <iant@google.com>
10956
cdb0b8f5
ILT		 10957 * options.h (class General_options): Add --noinhibit-exec option.
10958 * main.cc (main): Check --noinhibit-exec.
10959
0864d551
ILT		 10960 * options.h (class General_options): Define --wrap as a special
10961 option. Add wrap_symbols_ field.
10962 (General_options::any_wrap_symbols): New function.
10963 (General_options::is_wrap_symbol): New function.
10964 * options.cc (General_options::parse_wrap): New function.
10965 (General_options::General_options): Initialize wrap_symbols_.
10966 * symtab.cc (Symbol_table::wrap_symbol): New function.
10967 (Symbol_table::add_from_object): Handle --wrap.
10968 * symtab.h (class Symbol_table): Declare wrap_symbol.
10969 * target.h (Target::wrap_char): New function.
10970 (Target::Target_info): Add wrap_char field.
10971 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10972 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10973 * testsuite/testfile.cc (Target_test::test_target_info):
10974 Likewise.
10975
789aa6de
ILT		 10976 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10977 there is one.
10978
2c38906f
ILT		 10979 * layout.h (class Layout): Add added_eh_frame_data_ field.
10980 * layout.cc (Layout::Layout): Initialize new field.
10981 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10982 output section until we find a section we merged successfully.
10983 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10984 that the size be non-zero.
10985
780e49c5
ILT		 10986 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10987 qualifier.
10988
7fcd0256
ILT		 109892008-04-08 Craig Silverstein <csilvers@google.com>
10990
10991 * configure.ac: Export new conditional variable HAVE_ZLIB.
10992 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10993 on HAVE_ZLIB.
10994 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10995 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10996
6835af53
ILT		 109972008-04-07 Ian Lance Taylor <iant@google.com>
10998
e24f324c
ILT		 10999 * version.cc (version_string): Set to "1.5".
11000
a036edd8
ILT		 11001 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11002 Add issued_non_pic_error_ field. Declare check_non_pic.
11003 (Target_x86_64::Scan::check_non_pic): New function.
11004 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11005 (Target_x86_64::Scan::global): Likewise.
11006
624f8810
ILT		 11007 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11008 addend parameter. Change caller. Handle merge sections.
11009 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11010 Address to Addend. Don't add in the result of
11011 local_section_offset, pass down the addend and use the returned
11012 value.
11013 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11014 Update declarations of local_section_offset and symbol_value.
11015 * testsuite/two_file_test_1.cc (t18): New function.
11016 * testsuite/two_file_test_2.cc (f18): New function.
11017 * testsuite/two_file_test_main.cc (main): Call t18.
11018 * testsuite/two_file_test.h (t18, f18): Declare.
11019
6835af53
ILT		 11020 * configure.ac: Don't test for objdump, c++filt, or readelf.
11021 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11022 conditionals.
11023 (TEST_READELF): New variable.
11024 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11025 (check_PROGRAMS): Add two_file_strip_test.
11026 (two_file_strip_test): New target.
11027 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11028 (two_file_same_shared_strip_test_SOURCES): New variable.
11029 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11030 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11031 (two_file_same_shared_strip_test_LDADD): New variable.
11032 (two_file_shared_strip.so): New target.
11033 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11034 (ver_test_5.syms, ver_test_7.syms): Likewise.
11035 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11036 (strip_test_3.stdout): Use TEST_OBJDUMP.
11037 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11038
86925eef
CC		 110392008-04-04 Cary Coutant <ccoutant@google.com>
11040
11041 * symtab.h (Symbol::is_weak_undefined): New function.
11042 (Symbol::is_strong_undefined): New function.
11043 (Symbol::is_absolute): New function.
11044 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11045 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11046 absolute symbols.
11047 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11048 (weak_undef_test): New target.
11049 * testsuite/Makefile.in: Rebuild.
11050 * testsuite/weak_undef_file1.cc: New file.
11051 * testsuite/weak_undef_file2.cc: New file.
11052 * testsuite/weak_undef_test.cc: New file.
11053
126f3ece
ILT		 110542008-04-03 Craig Silverstein <csilvers@google.com>
11055
11056 * compressed_output.h (class Output_compressed_section): Use
11057 unsigned buffer.
11058 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11059 add zlib header.
11060 (zlib_compressed_suffix): Removed.
11061 (Output_compressed_section::set_final_data_size): Use unsigned
11062 buffers.
11063 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11064 Fix linker invocation.
11065 (flagstest_o_specialfile_and_compress_debug_sections):
11066 Likewise.
11067 * testsuite/Makefile.in: Regenerated.
11068
deae2a14
DM		 110692008-04-02 David S. Miller <davem@davemloft.net>
11070
11071 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11072 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11073
70752818
ILT		 110742008-04-02 Craig Silverstein <csilvers@google.com>
11075
11076 * TODO: New file.
11077
39d0cb0e
ILT		 110782008-04-02 Ian Lance Taylor <iant@google.com>
11079
11080 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11081 parameters. Update for new key type to views_. Change all
11082 callers.
11083 (File_read::read): Adjust for byteshift in returned view.
11084 (File_read::add_view): New function, broken out of
11085 find_and_make_view.
11086 (File_read::make_view): New function, broken out of
11087 find_and_make_view.
11088 (File_read::find_or_make_view): Add offset and aligned
11089 parameters. Rewrite accordingly. Change all callers.
11090 (File_read::get_view): Add offset and aligned parameters. Adjust
11091 for byteshift in return value.
11092 (File_read::get_lasting_view): Likewise.
11093 * fileread.h (class File_read): Update declarations.
11094 (class File_read::View): Add byteshift_ field. Add byteshift to
11095 constructor. Add byteshift method.
11096 * archive.h (Archive::clear_uncached_views): New function.
11097 (Archive::get_view): Add aligned parameter. Change all callers.
11098 * object.h (Object::get_view): Add aligned parameter. Change all
11099 callers.
11100 (Object::get_lasting_view): Likewise.
11101
11102 * fileread.cc (File_read::release): Don't call clear_views if
11103 there are multiple objects.
11104 * fileread.h (File_read::clear_uncached_views): New function.
11105 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11106 on the archive.
11107
a1207466
CC		 111082008-03-31 Cary Coutant <ccoutant@google.com>
11109
11110 Add thin archive support.
11111 * archive.cc (Archive::armagt): New const.
11112 (Archive::setup): Remove task parameter and calls to unlock.
11113 (Archive::unlock_nested_archives): New function.
11114 (Archive::read_header): Add nested_off parameter. Change
11115 all callers.
11116 (Archive::interpret_header): Likewise.
11117 (Archive::include_all_members): Change to handle thin
11118 archives.
11119 (Archive::include_member): Likewise.
11120 * archive.h (Archive::Archive): Add new parameters and
11121 initializers.
11122 (Archive::armagt): New const.
11123 (Archive::setup): Remove task parameter.
11124 (Archive::unlock_nested_archives): New function.
11125 (Archive::read_header): Add nested_off parameter.
11126 (Archive::interpret_header): Likewise.
11127 (Archive::Nested_archive_table): New typedef.
11128 (Archive::is_thin_archive_): New field.
11129 (Archive::nested_archives_): New field.
11130 (Archive::options_): New field.
11131 (Archive::dirpath_): New field.
11132 (Archive::task_): New field.
11133 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11134 for thin archives. Pass additional parameters to
11135 Archive::Archive. Unlock the archive file after calling
11136 Archive::setup.
cd536b21 11137
479f6503
ILT		 111382008-03-29 Ian Lance Taylor <iant@google.com>
11139
686c8caf
ILT		 11140 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11141 version symbol to be local.
11142 * testsuite/ver_test_4.sh: New file.
11143 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11144 (check_DATA): Add ver_test_4.syms.
11145 (ver_test_4.syms): New target.
11146 * testsuite/Makefile.in: Rebuild.
11147
ab794b6b
ILT		 11148 * output.cc
11149 (Output_section::Input_section_sort_entry::has_priority): New
11150 function.
11151 (Output_section::Input_section_sort_entry::match_file_name): New
11152 function.
11153 (Output_section::Input_section_sort_entry::match_section_name):
11154 Remove.
11155 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11156 Remove.
11157 (Output_section::Input_section_sort_entry::match_section_file):
11158 Remove.
11159 (Output_section::Input_section_sort_compare::operator()): Rewrite
11160 using new Input_section_sort_entry functions. Sort crtbegin and
11161 crtend first. Sort sections with no priority before sections with
11162 a priority.
11163 * testsuite/initpri1.c (d3): Check j != 4.
11164 (cd5): New constructor/destructor function.
11165 (main): Check j != 2.
11166
479f6503
ILT		 11167 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11168 new symbol when resolving, don't call set_is_default.
11169 * testsuite/ver_test_7.cc: New file.
11170 * testsuite/ver_test_7.sh: New file.
11171 * testsuite/Makefile.am (ver_test_7.so): New target.
11172 (ver_test_7.o): New target.
11173 (check_SCRIPTS): Add ver_test_7.sh.
11174 (check_DATA): Add ver_test_7.syms.
11175 (ver_test_7.syms): New target.
11176
2fd32231
ILT		 111772008-03-28 Ian Lance Taylor <iant@google.com>
11178
11179 * layout.cc (Layout::layout): If we see an input section with a
11180 name that needs sorting, set the must_sort flag for the output
11181 section.
11182 (Layout::make_output_section): If the name of the output section
11183 indicates that it might require sorting, set the may_sort flag.
11184 * output.h (Output_section::may_sort_attached_input_sections): New
11185 function.
11186 (Output_section::set_may_sort_attached_input_sections): New
11187 function.
11188 (Output_section::must_sort_attached_input_sections): New
11189 function.
11190 (Output_section::set_must_sort_attached_input_sections): New
11191 function.
11192 (class Output_section): Declare Input_section_sort_entry. Define
11193 Input_section_sort_compare. Declare
11194 sort_attached_input_sections. Add new fields:
11195 may_sort_attached_input_sections_,
11196 must_sort_attached_input_sections_,
11197 attached_input_sections_are_sorted_.
11198 * output.cc (Output_section::Output_section): Initialize new
11199 fields.
11200 (Output_section::add_input_section): Add an entry to
11201 input_sections_ if may_sort or must_sort are true.
11202 (Output_section::set_final_data_size): Call
11203 sort_attached_input_sections if necessary.
11204 (Output_section::Input_section_sort_entry): Define new class.
11205 (Output_section::Input_section_sort_compare::operator()): New
11206 function.
11207 (Output_section::sort_attached_input_sections): New function.
11208 * configure.ac: Check whether the compiler supports constructor
11209 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11210 * testsuite/initpri1.c: New file.
11211 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11212 CONSTRUCTOR_PRIORITY.
11213 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11214 (initpri1_LDFLAGS): New variable.
11215 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11216
18e6b24e
ILT		 112172008-03-27 Ian Lance Taylor <iant@google.com>
11218
49bdd526
ILT		 11219 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11220 * testsuite/common_test_1.c: New file.
11221 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11222 (common_test_1_SOURCES): New variable.
11223 (common_test_1_DEPENDENCIES): New variable.
11224 (common_test_1_LDFLAGS): New variable.
11225
18e6b24e
ILT		 11226 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11227 and commons_ correctly when NAME/VERSION does not override
11228 NAME/NULL.
11229 * testsuite/ver_test_6.c: New file.
11230 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11231 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11232 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11233
04bf7072
ILT		 112342008-03-26 Ian Lance Taylor <iant@google.com>
11235
5871526f
ILT		 11236 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11237 of an undefined symbol from a version script.
11238 * testsuite/Makefile.am (ver_test_5.so): New target.
11239 (ver_test_5.o): New target.
11240 (check_SCRIPTS): Add ver_test_5.sh.
11241 (check_DATA): Add ver_test_5.syms.
11242 (ver_test_5.syms): New target.
11243 * testsuite/ver_test_5.cc: New file.
11244 * testsuite/ver_test_5.script: New file.
11245 * testsuite/ver_test_5.sh: New file.
11246 * Makefile.in, testsuite/Makefile.in: Rebuild.
11247
04bf7072
ILT		 11248 PR gold/5986
11249 Fix problems building gold with gcc 4.3.0.
11250 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11251 (gold_error_at_location, gold_warning_at_location): Use it.
11252 * configure.ac: Check whether we can compile and use a template
11253 function with a printf attribute.
11254 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11255 when jumping over bytes.
11256 * object.cc: Instantiate Object::read_section_data.
11257 * debug.h: Include <cstring>
11258 * dwarf_reader.cc: Include <algorithm>
11259 * main.cc: Include <cstring>.
11260 * options.cc: Include <cstring>.
11261 * output.cc: Include <cstring>.
11262 * script.cc: Include <cstring>.
11263 * script.h: Include <string>.
11264 * symtab.cc: Include <cstring> and <algorithm>.
11265 * target-select.cc: Include <cstring>.
11266 * version.cc: Include <string>.
11267 * testsuite/testmain.cc: Include <cstdlib>.
11268 * configure, config.in: Rebuild.
11269
874c5b28
ILT		 112702008-03-25 Ian Lance Taylor <iant@google.com>
11271
819d6c3a
ILT		 11272 * options.cc: Include "../bfd/bfdver.h".
11273 (options::help): Print bug reporting address.
11274
f4b2c6f5
ILT		 11275 * version.cc (print_version): Adjust output for current value of
11276 BFD_VERSION_STRING.
11277
11278 * NEWS: New file.
11279
e96caa79
ILT		 11280 * options.cc (options::help): Print list of supported targets.
11281 * target-select.h: Include <vector>.
11282 (class Target_selector): Make machine_, size_, and is_big_endian_
11283 fields const. Add bfd_name_ and instantiated_target_ fields.
11284 (Target_selector::Target_selector): Add bfd_name parameter.
11285 (Target_selector::recognize): Make non-virtual, call
11286 do_recognize.
11287 (Target_selector::recognize_by_name): Make non-virtual, call
11288 do_recognize_by_name.
11289 (Target_selector::supported_names): New function.
11290 (Target_selector::bfd_name): New function.
11291 (Target_selector::do_instantiate_target): New pure virtual
11292 function.
11293 (Target_selector::do_recognize): New virtual function.
11294 (Target_selector::do_recognize_by_name): New virtual function.
11295 (Target_selector::instantiate_target): New private function.
11296 (supported_target_names): Declare.
11297 * target-select.cc (Target_selector::Target_selector): Update for
11298 new parameter and fields.
11299 (select_target_by_name): Check that the name matches before
11300 calling recognize_by_name.
11301 (supported_target_names): New function.
11302 * i386.cc (class Target_selector_i386): Update Target_selector
11303 constructor call. Remove recognize and recognize_by_name. Add
11304 do_instantiate_target.
11305 * x86_64.cc (class Target_selector_x86_64): Likewise.
11306 * testsuite/testfile.cc (class Target_selector_test): Update for
11307 changes to Target_selector.
11308
874c5b28
ILT		 11309 * README: Rewrite, with some notes on unsupported features.
11310
0a65a3a7
CC		 113112008-03-24 Cary Coutant <ccoutant@google.com>
11312
11313 * i386.cc (Target_i386::Got_type): New enum declaration.
11314 (Target_i386::Scan::local): Updated callers of Output_data_got
11315 member functions.
11316 (Target_i386::Scan::global): Likewise.
11317 (Target_i386::Relocate::relocate): Likewise.
11318 (Target_i386::Relocate::relocate_tls): Likewise.
11319 * object.h (Got_offset_list): New class.
11320 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11321 (Sized_relobj::local_got_offset): Likewise.
11322 (Sized_relobj::set_local_got_offset): Likewise.
11323 (Sized_relobj::local_has_tls_got_offset): Removed.
11324 (Sized_relobj::local_tls_got_offset): Removed.
11325 (Sized_relobj::set_local_tls_got_offset): Removed.
11326 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11327 * output.cc (Output_data_got::add_global): Added got_type parameter.
11328 (Output_data_got::add_global_with_rel): Likewise.
11329 (Output_data_got::add_global_with_rela): Likewise.
11330 (Output_data_got::add_global_pair_with_rel): New function.
11331 (Output_data_got::add_global_pair_with_rela): New function.
11332 (Output_data_got::add_local): Added got_type parameter.
11333 (Output_data_got::add_local_with_rel): Likewise.
11334 (Output_data_got::add_local_with_rela): Likewise.
11335 (Output_data_got::add_local_pair_with_rel): New function.
11336 (Output_data_got::add_local_pair_with_rela): New function.
11337 (Output_data_got::add_global_tls): Removed.
11338 (Output_data_got::add_global_tls_with_rel): Removed.
11339 (Output_data_got::add_global_tls_with_rela): Removed.
11340 (Output_data_got::add_local_tls): Removed.
11341 (Output_data_got::add_local_tls_with_rel): Removed.
11342 (Output_data_got::add_local_tls_with_rela): Removed.
11343 * output.h (Output_data_got::add_global): Added got_type parameter.
11344 (Output_data_got::add_global_with_rel): Likewise.
11345 (Output_data_got::add_global_with_rela): Likewise.
11346 (Output_data_got::add_global_pair_with_rel): New function.
11347 (Output_data_got::add_global_pair_with_rela): New function.
11348 (Output_data_got::add_local): Added got_type parameter.
11349 (Output_data_got::add_local_with_rel): Likewise.
11350 (Output_data_got::add_local_with_rela): Likewise.
11351 (Output_data_got::add_local_pair_with_rel): New function.
11352 (Output_data_got::add_local_pair_with_rela): New function.
11353 (Output_data_got::add_global_tls): Removed.
11354 (Output_data_got::add_global_tls_with_rel): Removed.
11355 (Output_data_got::add_global_tls_with_rela): Removed.
11356 (Output_data_got::add_local_tls): Removed.
11357 (Output_data_got::add_local_tls_with_rel): Removed.
11358 (Output_data_got::add_local_tls_with_rela): Removed.
11359 * resolve.cc (Symbol::override_base_with_special): Removed
11360 reference to has_got_offset_ field.
11361 * symtab.cc (Symbol::init_fields): Replaced initialization
11362 of got_offset_ with got_offsets_. Removed initialization
11363 of has_got_offset_
53fcba31 11364 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11365 (Symbol::got_offset): Likewise.
11366 (Symbol::set_got_offset): Likewise.
11367 (Symbol::has_tls_got_offset): Removed.
11368 (Symbol::tls_got_offset): Removed.
11369 (Symbol::set_tls_got_offset): Removed.
11370 (Symbol::got_offset_): Removed.
11371 (Symbol::tls_mod_got_offset_): Removed.
11372 (Symbol::tls_pair_got_offset_): Removed.
11373 (Symbol::got_offsets_): New field.
11374 (Symbol::has_got_offset): Removed.
11375 (Symbol::has_tls_mod_got_offset): Removed.
11376 (Symbol::has_tls_pair_got_offset): Removed.
11377 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11378 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11379 member functions.
11380 (Target_x86_64::Scan::global): Likewise.
11381 (Target_x86_64::Relocate::relocate): Likewise.
11382 (Target_x86_64::Relocate::relocate_tls): Likewise.
11383
bd52eafb
BE		 113842008-03-25 Ben Elliston <bje@au.ibm.com>
11385
11386 * yyscript.y: Fix spelling error in comment.
11387
8b105e34
ILT		 113882008-03-24 Ian Lance Taylor <iant@google.com>
11389
8ed814a9
ILT		 11390 * options.h (class General_options): Define build_id option.
11391 * layout.h (class Layout): Declare write_build_id, create_note,
11392 create_build_id. Add build_id_note_ member.
11393 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11394 "libiberty.h", "md5.h", "sha1.h".
11395 (Layout::Layout): Initialize eh_frame_data_,
11396 eh_frame_hdr_section_, and build_id_note_.
11397 (Layout::finalize): Call create_build_id.
11398 (Layout::create_note): New function, broken out of
11399 Layout::create_gold_note.
11400 (Layout::create_gold_note): Call create_note.
11401 (Layout::create_build_id): New function.
11402 (Layout::write_build_id): New function.
11403 (Close_task_runner::run): Call write_build_id.
11404
8b105e34
ILT		 11405 * x86_64.cc: Correct license to GPLv3.
11406
086a1841
ILT		 114072008-03-23 Ian Lance Taylor <iant@google.com>
11408
11409 * options.cc: Include "demangle.h".
11410 (parse_optional_string): New function.
11411 (parse_long_option): Handle takes_optional_argument.
11412 (parse_short_option): Update dash_z initializer. Handle
11413 takes_optional_argument.
11414 (General_options::General_options): Initialize do_demangle_.
11415 (General_options::finalize): Set do_demangle_. Handle demangling
11416 style.
11417 * options.h (parse_optional_string): Declare.
11418 (struct One_option): Add optional_arg field. Update constructor.
11419 Update call constructor calls. Add takes_optional_argument
11420 function.
11421 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11422 (DEFINE_optional_string): Define.
11423 (General_options::demangle): Change from DEFINE_bool to
11424 DEFINE_optional_string.
11425 (General_options::no_demangle): New function.
11426 (General_options::do_demangle): New function.
11427 (General_options::set_do_demangle): New function.
11428 (General_options::execstack_status_): Move definition to end of
11429 class definition.
11430 (General_options::static_): Likewise.
11431 (General_options::do_demangle_): New field.
11432 * object.cc (big_endian>::get_symbol_location_info): Call
11433 Options::do_demangle, not Options::demangle.
11434 * symtab.cc (demangle): Likewise.
11435
cbb93e63
ILT		 114362008-03-22 Ian Lance Taylor <iant@google.com>
11437
11438 * gold.h: Include <cstddef> and <sys/types.h>
11439 * options.h: Include <cstring>.
11440
ec531623
ILT		 114412008-03-21 Ian Lance Taylor <iant@google.com>
11442
11443 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.814383 seconds and 4 git commands to generate.