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* dwarf.h (enum DW_CFA): Define.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
611062c0
ILT		 12011-07-01 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12525
4 * options.h (class General_options): Support -z notext.
5 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
6 -Wl,-z,notext.
7 (two_file_shared_nonpic.so): Likewise.
8 (two_file_shared_mixed.so): Likewise.
9 (two_file_shared_mixed_1.so): Likewise.
10 (weak_undef_lib_nonpic.so): Likewise.
11 (alt/weak_undef_lib_nonpic.so): Likewise.
12 (tls_test_shared_nonpic.so): Likewise.
13 * testsuite/Makefile.in: Rebuild.
14
328c7c2f
ILT		 152011-07-01 Ian Lance Taylor <iant@google.com>
16
17 PR gold/12525
18 * configure.ac: Test whether static linking works, setting
19 the automake conditional HAVE_STATIC.
20 * testsuite/Makefile.am: Disable tests using -static if
21 HAVE_STATIC is not true.
22 * configure, testsuite/Makefile.in: Rebuild.
23
02d7cd44
ILT		 242011-07-01 Ian Lance Taylor <iant@google.com>
25
26 PR gold/12525
27 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
28 Assert if we see DW_EH_PE_indirect.
29 * target.h (Target::ehframe_datarel_base): New function.
30 (Target::do_ehframe_datarel_base): New target function.
31 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
32 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
33 function.
34
07a60597
ILT		 352011-07-01 Ian Lance Taylor <iant@google.com>
36
37 PR gold/12571
38 * options.h (class General_options): Add
39 --ld-generated-unwind-info.
40 * ehframe.cc (Fde::write): Add address parameter. Change all
41 callers. If associated with PLT, fill in address and size.
42 (Cie::set_output_offset): Only add merge mapping if there is an
43 object.
44 (Cie::write): Add address parameter. Change all callers.
45 (Eh_frame::add_ehframe_for_plt): New function.
46 * ehframe.h (class Fde): Update declarations. Move shndx_ and
47 input_offset_ fields into union u_, with new plt field.
48 (Fde::Fde): Adjust for new union field.
49 (Fde::Fde) [Output_data version]: New constructor.
50 (Fde::add_mapping): Only add merge mapping if there is an object.
51 (class Cie): Update declarations.
52 (class Eh_frame): Declare add_ehframe_for_plt.
53 * layout.cc (Layout::layout_eh_frame): Break out code into
54 make_eh_frame_section, and call it.
55 (Layout::make_eh_frame_section): New function.
56 (Layout::add_eh_frame_for_plt): New function.
57 * layout.h (class Layout): Update declarations.
58 * merge.cc (Merge_map::add_mapping): Add assertion.
59 * i386.cc: Include "dwarf.h".
60 (class Output_data_plt_i386): Make first_plt_entry,
61 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
62 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
63 and plt_eh_frame_fde.
64 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
65 boundary. Call add_eh_frame_for_plt if appropriate.
66 * x86_64.cc: Include "dwarf.h".
67 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
68 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
69 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
70 and plt_eh_frame_fde.
71 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
72 appropriate.
73
14788a3f
ILT		 742011-06-29 Ian Lance Taylor <iant@google.com>
75
76 PR gold/12629
77 * object.cc (Sized_relobj_file::layout_section): Change shdr
78 parameter to be const.
79 (Sized_relobj_file::layout_eh_frame_section): New function, broken
80 out of do_layout.
81 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
82 appropriate. Call layout_eh_frame_section.
83 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
84 sections.
85 * object.h (class Sized_relobj_file): Update declarations.
86
6c21fce1
ILT		 872011-06-29 Ian Lance Taylor <iant@google.com>
88
37e41b03 89 PR gold/12652
6c21fce1
ILT		 90 * script.cc (Token::integer_value): Accept trailing M/m/K/k
91 modifier.
92 (Lex::gather_token): Accept trailing M/m/K/k for integers.
93
4d5e4e62
ILT		 942011-06-29 Ian Lance Taylor <iant@google.com>
95
96 PR gold/12675
97 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
98 SHT_X86_64_UNWIND.
99 * layout.cc (Layout::layout_eh_frame): Likewise.
100
886f533a
ILT		 1012011-06-29 Ian Lance Taylor <iant@google.com>
102
103 PR gold/12695
104 * layout.cc (Layout::symtab_section_shndx): New function.
105 * layout.h (class Layout): Declare symtab_section_shndx.
106 * output.cc (Output_section::write_header): Call it.
107
f3ae1b28
ILT		 1082011-06-29 Ian Lance Taylor <iant@google.com>
109
110 PR gold/12818
111 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
112 symbols which are not used in a relocation.
113
aecf301f
ILT		 1142011-06-28 Ian Lance Taylor <iant@google.com>
115
116 PR gold/12898
117 * layout.cc (Layout::segment_precedes): Don't crash if a linker
118 script create indistinguishable segments.
119 (Layout::set_segment_offsets): Use stable_sort when sorting
120 segments. Pass this to Compare_segments constructor.
121 * layout.h (class Layout): Make segment_precedes non-static.
122 (class Compare_segments): Change from struct to class. Add
123 layout_ field. Add constructor.
124 * script-sections.cc
125 (Script_sections::attach_sections_using_phdrs_clause): Rename
126 local orphan to is_orphan. Don't report failure to put empty
127 section in segment. On attachment failure, report name of
128 section, and attach to first PT_LOAD segment.
129
03ef7571
ILT		 1302011-06-28 Ian Lance Taylor <iant@google.com>
131
132 PR gold/12934
133 * target-select.cc (Target_selector::Target_selector): Add
134 emulation parameter. Change all callers.
135 (select_target_by_bfd_name): Rename from select_target_by_name.
136 Change all callers.
137 (select_target_by_emulation): New function.
138 (supported_emulation_names): New function.
139 * target-select.h (class Target_selector): Add emulation_ field.
140 Update declarations.
141 (Target_selector::recognize_by_bfd_name): Rename from
142 recognize_by_name. Change all callers.
143 (Target_selector::supported_bfd_names): Rename from
144 supported_names. Change all callers.
145 (Target_selector::recognize_by_emulation): New function.
146 (Target_selector::supported_emulations): New function.
147 (Target_selector::emulation): New function.
148 (Target_selector::do_recognize_by_bfd_name): Rename from
149 do_recognize_by_name. Change all callers.
150 (Target_selector::do_supported_bfd_names): Rename from
151 do_supported_names. Change all callers.
152 (Target_selector::do_recognize_by_emulation): New function.
153 (Target_selector::do_supported_emulations): New function.
154 (select_target_by_bfd_name): Change name in declaration.
155 (select_target_by_emulation): Declare.
156 (supported_emulation_names): Declare.
157 * parameters.cc (parameters_force_valid_target): Try to find
158 target based on emulation from -m option.
159 * options.h (class General_options): Change doc string for -m.
160 * options.cc (help): Print emulations.
161 (General_options::parse_V): Likewise.
162 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
163 Add emulation parameter. Change all callers.
164
200b2bb9
ILT		 1652011-06-28 Ian Lance Taylor <iant@google.com>
166
167 * target.h (class Target): Add osabi_ field.
168 (Target::osabi): New function.
169 (Target::set_osabi): New function.
170 (Target::Target): Initialize osabi_.
171 (Target::do_adjust_elf_header): Make pure virtual.
172 (Sized_target::do_adjust_elf_header): Declare.
173 * target.cc (Sized_target::do_adjust_elf_header): New function.
174 (class Sized_target): Instantiate all versions.
175 * freebsd.h (class Target_freebsd): Remove.
176 (Target_selector_freebsd::do_recognize): Call set_osabi on
177 Target.
178 (Target_selector_freebsd::do_recognize_by_name): Likewise.
179 (Target_selector_freebsd::set_osabi): Remove.
180 * i386.cc (class Target_i386): Inherit from Sized_target rather
181 than Target_freebsd.
182 * x86_64.cc (class Target_x86_64): Likewise.
183
b3ce541e
ILT		 1842011-06-28 Ian Lance Taylor <iant@google.com>
185
186 * target.h (Target::can_check_for_function_pointers): Rewrite.
187 Make non-virtual.
188 (Target::can_icf_inline_merge_sections): Likewise.
189 (Target::section_may_have_icf_unsafe_poineters): Likewise.
190 (Target::Target_info): Add can_icf_inline_merge_sections field.
191 (Target::do_can_check_for_function_pointers): New virtual
192 function.
193 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
194 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
195 from can_check_for_function_pointers, move in file.
196 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
197 section_may_have_icf_unsafe_poineters, move in file.
198 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
199 * i386.cc (Target_i386::do_can_check_for_function_pointers):
200 Rename from can_check_for_function_pointers, move in file.
201 (Target_i386::can_icf_inline_merge_sections): Remove.
202 (Target_i386::i386_info): Initialize
203 can_icf_inline_merge_sections.
204 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
205 Initialize can_icf_inline_merge_sections.
206 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
207 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
208 Rename from can_check_for_function_pointers, move in file.
209 (Target_x86_64::can_icf_inline_merge_sections): Remove.
210 (Target_x86_64::x86_64_info): Initialize
211 can_icf_inline_merge_sections.
212 * testsuite/testfile.cc (Target_test::test_target_info):
213 Likewise.
214 * icf.cc (get_section_contents): Correct formatting.
215
6d1c4efb
ILT		 2162011-06-27 Ian Lance Taylor <iant@google.com>
217
218 * symtab.cc (Symbol::versioned_name): New function.
219 (Symbol_table::add_to_final_symtab): Use versioned_name when
220 appropriate.
221 (Symbol_table::sized_write_symbol): Likewise.
222 * symtab.h (class Symbol): Declare versioned_name.
223 * stringpool.h (class Stringpool_template): Add variant of add
224 which takes a std::basic_string.
225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
226 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
227 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
228 (ver_test_12.o): New target.
229 * testsuite/Makefile.in: Rebuild.
230
57eb9b50
DK		 2312011-06-27 Doug Kwan <dougkwan@google.com>
232
233 * arm.cc (Arm_relocate_functions::thm_jump8,
234 Arm_relocate_functions::thm_jump11): Use a wider signed
235 type to compute offset.
236 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
237 arm_thm_jump8.
238 * testsuite/Makefile.in: Regenerate.
239 * testsuite/arm_branch_in_range.sh: Check test results of
240 arm_thm_jump11 and arm_thm_jump8.
241 * testsuite/arm_thm_jump11.s: New test source file.
242 * testsuite/arm_thm_jump11.t: New linker script.
243 * testsuite/arm_thm_jump8.s: New test source file.
244 * testsuite/arm_thm_jump8.t: New linker script.
245
487b39df
ILT		 2462011-06-24 Ian Lance Taylor <iant@google.com>
247
248 * layout.cc: Include "object.h".
249 (ctors_sections_in_init_array): New static variable.
250 (Layout::is_ctors_in_init_array): New function.
251 (Layout::layout): Add entry to ctors_sections_in_init_array if
252 appropriate.
253 * layout.h (class Layout): Declare is_ctors_in_init_array.
254 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
255 is_ctors_reverse_view is set.
256 (Sized_relobj_file::write_sections): Add layout parameter. Change
257 all callers. Set is_ctors_reverse_view field of View_size.
258 (Sized_relobj_file::reverse_words): New function.
259 * object.h (Sized_relobj_file::View_size): Add
260 is_ctors_reverse_view field.
261 (class Sized_relobj_file): Update declarations.
262 * testsuite/initpri3.c: New test.
263 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
264 initpri3b.
265 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
266 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
267 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
268 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
269 * testsuite/Makefile.in: Rebuild.
270
472076e4
CC		 2712011-06-24 Cary Coutant <ccoutant@google.com>
272
273 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
274 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
275 (debug_msg_cdebug.err): New targets.
276 * testsuite/Makefile.in: Regenerate.
277 * testsuite/debug_msg.sh: Check output of link with compressed debug.
278 Fix checks for link with shared library.
279
a60af0db
DK		 2802011-06-24 Doug Kwan <dougkwan@google.com>
281
282 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
283 skip empty text sections.
284 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
285
5393d741
ILT		 2862011-06-22 Ian Lance Taylor <iant@google.com>
287
288 PR gold/12910
289 * options.h (class General_options): Add --ctors-in-init-array.
290 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
291 friends as SHT_PROGBITS for merging sections.
292 (Layout::layout): Remove special handling of .init_array and
293 friends. Don't sort if doing relocatable link. Sort for .ctors
294 and .dtors if ctors_in_init_array.
295 (Layout::make_output_section): Force correct section types for
296 .init_array and friends. Don't sort if doing relocatable link,
297 Don't sort .ctors and .dtors if ctors_in_init_array.
298 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
299 (Layout::output_section_name): Add relobj parameter. Change all
300 callers. Handle .ctors. and .dtors. in code rather than table.
301 Handle .ctors and .dtors if ctors_in_init_array.
302 (Layout::match_file_name): New function, moved from output.cc.
303 * layout.h (class Layout): Update declarations.
304 * output.cc: Include "layout.h".
305 (Input_section_sort_entry::get_priority): New function.
306 (Input_section_sort_entry::match_file_name): Just call
307 Layout::match_file_name.
308 (Output_section::Input_section_sort_init_fini_compare::operator()):
309 Handle .ctors and .dtors. Sort by explicit priority rather than
310 by name.
311 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
312 * testsuite/initpri2.c: New test.
313 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
314 (check_PROGRAMS): Add initpri2.
315 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
316 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
317 * configure, testsuite/Makefile.in: Rebuild.
318
e1f74f98
ILT		 3192011-06-19 Ian Lance Taylor <iant@google.com>
320
321 PR gold/12880
322 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
323 .interp section to a PT_INTERP segment even if we have seen a
324 --dynamic-linker option. Don't do it if we have seen a PHDRS
325 clause in a linker script.
326 (Layout::finalize): Don't create a .interp section if we've
327 already create a PT_INTERP segment.
328 (Layout::create_interp): Always call choose_output_section (revert
329 patch of 2011-06-17). Don't create PT_INTERP segment.
330 * script-sections.cc
331 (Script_sections::create_note_and_tls_segments): Add a .interp
332 section to a PT_INTERP segment even if we have seen a
333 --dynamic-linker option.
334
766f91bb
ILT		 3352011-06-18 Ian Lance Taylor <iant@google.com>
336
337 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
338 merely because a non-PT_LOAD segment has a dynamic reloc.
339
0d212c3a
ILT		 3402011-06-18 Ian Lance Taylor <iant@google.com>
341
342 * layout.cc (Layout::finish_dynamic_section): Don't create
343 DT_FLAGS entry if not needed.
344
911a5072
ILT		 3452011-06-18 Ian Lance Taylor <iant@google.com>
346
347 PR gold/12745
348 * layout.cc (Layout::layout_eh_frame): Correct handling of
349 writable .eh_frame section.
350
534b4e5f
ILT		 3512011-06-17 Ian Lance Taylor <iant@google.com>
352
353 PR gold/12893
354 * resolve.cc (Symbol_table::resolve): Don't give an error if a
355 symbol is redefined with the exact same object and value.
356
10b4f102
ILT		 3572011-06-17 Ian Lance Taylor <iant@google.com>
358
359 PR gold/12880
360 * layout.h (class Layout): Add interp_segment_ field.
361 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
362 (Layout::attach_allocated_section_to_segment): If making shared
363 library, put .interp section in PT_INTERP segment.
364 (Layout::finalize): Also call create_interp if -dynamic-linker
365 option was used.
366 (Layout::create_interp): Assert that there is no PT_INTERP
367 segment. If not using a SECTIONS clause, use make_output_section.
368 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
369 * script-sections.cc
370 (Script_sections::create_note_and_tls_segments): If making shared
371 library, put .interp section in PT_INTERP segment.
372
a29b0dad
ILT		 3732011-06-17 Ian Lance Taylor <iant@google.com>
374
e588ea8d
ILT		 375 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
376 when making a shared library.
377
3782011-06-17 Ian Lance Taylor <iant@google.com>
379
380 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
381 parameter. Change all callers. Don't issue warning about PC32
382 against locally defined symbol.
a29b0dad 383
9d3b0698
ILT		 3842011-06-16 Ian Lance Taylor <iant@google.com>
385
386 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
387 occurs in same object.
388
85b0f90c
AM		 3892011-06-14 Alan Modra <amodra@gmail.com>
390
391 * po/POTFILES.in: Regenerate.
392
a94907d9
ILT		 3932011-06-09 Ian Lance Taylor <iant@google.com>
394
395 * script-sections.cc
396 (Orphan_output_section::set_section_addresses): For a relocatable
397 link set address to 0.
398
4fb3a1c3
CC		 3992011-06-09 Cary Coutant <ccoutant@google.com>
400
401 PR gold/12804
402 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
403 used with --compress-debug-sections.
404 * gold/object.cc (Sized_relobj_file::do_layout): Report
405 uncompressed size of compressed input sections.
406
61220854
CC		 4072011-06-08 Cary Coutant <ccoutant@google.com>
408
409 PR gold/12804
410 * testsuite/two_file_test_2_v1.cc: Change initialization of
411 v2 to keep it in .data.
412
e6455dfb
CC		 4132011-06-07 Cary Coutant <ccoutant@google.com>
414
415 * common.cc (Symbol_table::do_allocate_commons_list): Call
416 gold_fallback.
417 * errors.cc (Errors::fatal): Adjust call to gold_exit.
418 (Errors::fallback): New function.
419 (gold_fallback): New function.
420 * errors.h (Errors::fallback): New function.
421 * gold.cc (gold_exit): Change status parameter to enum; adjust
422 all callers.
423 (queue_initial_tasks): Call gold_fallback.
424 * gold.h: Include cstdlib.
425 (Exit_status): New enum type.
426 (gold_exit): Change status parameter to enum.
427 (gold_fallback): New function.
428 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
429 (Layout::create_symtab_sections): Likewise.
430 (Layout::create_shdrs): Likewise.
431 * main.cc (main): Adjust call to gold_exit.
432 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
433 (Output_data_got::add_got_entry_pair): Likewise.
434 (Output_section::add_input_section): Likewise.
435 (Output_section::add_output_section_data): Likewise.
436 (Output_segment::set_section_list_addresses): Likewise.
437 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
438
fb0e076f
CC		 4392011-06-07 Cary Coutant <ccoutant@google.com>
440
441 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
442 for incremental links.
443 * output.cc (Output_segment::set_section_list_addresses): Remove
444 FIXME and test for TLS or BSS.
445
a5ee4d5d
CC		 4462011-06-07 Cary Coutant <ccoutant@google.com>
447
448 * testsuite/Makefile.am: Add incremental_copy_test,
449 incremental_common_test_1.
450 * testsuite/Makefile.in: Regenerate.
451 * testsuite/common_test_1_v1.c: New source file.
452 * testsuite/common_test_1_v2.c: New source file.
453 * testsuite/copy_test_v1.cc: New source file.
454
5146f448
CC		 4552011-06-07 Cary Coutant <ccoutant@google.com>
456
457 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
458 update, allocate common from bss section's free list.
459 * incremental-dump.cc (dump_incremental_inputs): Print flag for
460 linker-defined symbols.
461 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
462 Skip GOT and PLT entries that are no longer referenced.
463 (Output_section_incremental_inputs::write_info_blocks): Mark
464 linker-defined symbols.
465 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
466 * output.cc (Output_section::allocate): New function.
467 * output.h (Output_section::allocate): New function.
468 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
469 linker-defined symbols.
470 (Symbol::override_base_with_special): Copy is_predefined_ flag.
471 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
472 (Symbol::init_base_output_data): Likewise.
473 (Symbol::init_base_output_segment): Likewise.
474 (Symbol::init_base_constant): Likewise.
475 (Sized_symbol::init_output_data): Likewise.
476 (Sized_symbol::init_output_segment): Likewise.
477 (Sized_symbol::init_constant): Likewise.
478 (Symbol_table::do_define_in_output_data): Likewise.
479 (Symbol_table::do_define_in_output_segment): Likewise.
480 (Symbol_table::do_define_as_constant): Likewise.
481 * symtab.h (Symbol::is_predefined): New function.
482 (Symbol::init_base_output_data): Add is_predefined parameter.
483 (Symbol::init_base_output_segment): Likewise.
484 (Symbol::init_base_constant): Likewise.
485 (Symbol::is_predefined_): New data member.
486 (Sized_symbol::init_output_data): Add is_predefined parameter.
487 (Sized_symbol::init_output_segment): Likewise.
488 (Sized_symbol::init_constant): Likewise.
489 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
490
26d3c67d
CC		 4912011-06-07 Cary Coutant <ccoutant@google.com>
492
493 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
494 instead of emit_copy_reloc.
495 (Copy_relocs::emit_copy_reloc): Refactor.
496 (Copy_relocs::make_copy_reloc): New function.
497 (Copy_relocs::add_copy_reloc): Remove.
498 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
499 section.
500 (Copy_relocs::make_copy_reloc): New function.
501 (Copy_relocs::add_copy_reloc): Remove.
502 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
503 unchanged input files.
504 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
505 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
506 Reserve BSS space for COPY relocations.
507 (Sized_incremental_binary::do_emit_copy_relocs): New function.
508 (Output_section_incremental_inputs::write_info_blocks): Record
509 whether a symbol is copied from a shared object.
510 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
511 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
512 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
513 (Incremental_input_entry_reader::get_output_symbol_index): Add
514 is_copy parameter.
515 (Incremental_binary::emit_copy_relocs): New function.
516 (Incremental_binary::do_emit_copy_relocs): New function.
517 (Sized_incremental_binary::Sized_incremental_binary): Initialize
518 new data member.
519 (Sized_incremental_binary::add_copy_reloc): New function.
520 (Sized_incremental_binary::do_emit_copy_relocs): New function.
521 (Sized_incremental_binary::Copy_reloc): New struct.
522 (Sized_incremental_binary::Copy_relocs): New typedef.
523 (Sized_incremental_binary::copy_relocs_): New data member.
524 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
525 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
526 * target.h (Sized_target::emit_copy_reloc): New function.
527 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
528
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530
531 PR gold/12163
532 * gold/archive.cc (Archive::Archive): Initialize new data member.
533 (Archive::include_all_members): Return if archive has already been
534 included.
535 * gold/archive.h (Archive::include_all_members_): New data member.
536
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NC		 5372011-06-02 Nick Clifton <nickc@redhat.com>
538
539 * dynobj.h: Fix spelling mistake in comment.
540 * output.cc: Likewise.
541
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DK		 5422011-05-31 Doug Kwan <dougkwan@google.com>
543 Asier Llano
544
545 PR gold/12826
cc643b88 546 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 547 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
548 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
549 redundant arm_exidx_test.so.
550 * testsuite/Makefile.in: Regenerate.
551 (check_SCRIPTS): Add pr12826.sh
552 (check_DATA): Add pr12826.stdout
553 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
554 * testsuite/pr12826.sh: New file.
555 * testsuite/pr12826_1.s: Ditto.
556 * testsuite/pr12826_1.s: Ditto.
557
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559
560 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
561 sections.
562
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564
565 PR gold/12804
566 * testsuite/Makefile.am: Use different file name for two_file_test
567 temporary file for each incremental test.
568 * testsuite/Makefile.in: Rebuild.
569
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571
572 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
573 binary input file is empty.
574
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576
577 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
578 (ver_test_9.so): Likewise.
579 * testsuite/Makefile.in: Rebuild.
580
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582
583 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
584 * incremental.cc (Incremental_inputs::report_input_section): Fix
585 comment, indentation.
586 (Incremental_inputs::report_comdat_group): New function.
587 (Output_section_incremental_inputs::set_final_data_size): Adjust size
588 of data for incremental input file entry.
589 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
590 group count, COMDAT group signatures.
591 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
592 an unchanged input file.
593 * incremental.h (Incremental_object_entry::Incremental_object_entry):
594 Initialize new data member.
595 (Incremental_object_entry::add_comdat_group): New function.
596 (Incremental_object_entry::get_comdat_group_count): New function.
597 (Incremental_object_entry::get_comdat_signature_key): New function.
598 (Incremental_object_entry::groups_): New data member.
599 (Incremental_inputs::report_comdat_group): New function.
600 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
601 data for incremental input file entry.
602 (Incremental_input_entry_reader::get_comdat_group_count): New function.
603 (Incremental_input_entry_reader::get_input_section): Adjust size of
604 data for incremental input file entry.
605 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
606 (Incremental_input_entry_reader::get_comdat_group_signature): New
607 function.
608 * object.cc (Sized_relobj::include_section_group): Report kept
609 COMDAT groups for incremental links.
610
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612
613 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
614 with name parameter. Add found_name parameter.
615 * fileread.cc (Input_file::find_file): Adjust code accordingly.
616 * dirsearch.h (class Dirsearch): Update declaration.
617
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619
620 * archive.cc (Library_base::should_include_member): Pull in object
621 from archive if it defines the entry symbol.
622 * parameters.cc (Parameters::entry): New function.
623 * parameters.h (class Parameters): Declare entry.
624 * output.h (class Output_file_header): Remove entry_ field.
625 * output.cc (Output_file_header::Output_file_header): Remove entry
626 parameter. Change all callers.
627 (Output_file_header::entry): Use parameters->entry.
628 * gold.cc (queue_middle_tasks): Likewise.
629 * plugin.cc (Plugin_hook::run): Likewise.
630
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632
633 * gold.cc (queue_initial_tasks): Pass incremental base filename
634 to Output_file::open_base_file; don't print error message.
635 * incremental-dump.cc (main): Adjust call to
636 Output_file::open_for_modification.
637 * incremental-dump.cc (main): Likewise.
638 * incremental.cc (Incremental_inputs::report_command_line):
639 Ignore --incremental-base option when comparing command lines.
640 Ignore parameter when given as separate argument.
641 * options.h (class General_options): Add --incremental-base.
642 * output.cc (Output_file::Output_file):
643 (Output_file::open_base_file): Add base_name and writable parameters;
644 read base file into new file; print error message here.
645 (Output_file::map_no_anonymous): Add writable parameter; adjust all
646 callers.
647 * output.h (Output_file::open_for_modification): Rename to...
648 (Output_file::open_base_file): ...this; add base_name and
649 writable parameters; adjust all callers.
650 (Output_file::map_no_anonymous): Add writable parameter; adjust all
651 callers.
652 * testsuite/Makefile.am (incremental_test_4): Test
653 --incremental-base.
654 * testsuite/Makefile.in: Regenerate.
655
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657
658 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
659 incremental_test_4.
660 * testsuite/Makefile.in: Regenerate.
661 * testsuite/two_file_test_1_v1.cc: New test source file.
662 * testsuite/two_file_test_1b_v1.cc: New test source file.
663 * testsuite/two_file_test_2_v1.cc: New test source file.
664
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666
667 * dynobj.h (Dynobj::do_dynobj): New function.
668 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
669 flag and soname for shared objects.
670 * incremental.cc (Incremental_inputs::report_object): Make
671 either Incremental_object_entry or Incremental_dynobj_entry; add
672 soname to string table.
673 (Incremental_inputs::report_input_section): Add assertion.
674 (Output_section_incremental_inputs::set_final_data_size): Adjust
675 type of input file entry for shared libraries; adjust size of
676 shared library info entry.
677 (Output_section_incremental_inputs::write_input_files): Write
678 as_needed flag for shared libraries.
679 (Output_section_incremental_inputs::write_info_blocks): Adjust type
680 of input file entry for shared libraries; write soname.
681 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
682 soname from incremental info.
683 * incremental.h (enum Incremental_input_flags): Add
684 INCREMENTAL_INPUT_AS_NEEDED.
685 (Incremental_input_entry::Incremental_input_entry): Initialize new
686 data member.
687 (Incremental_input_entry::set_as_needed): New function.
688 (Incremental_input_entry::as_needed): New function.
689 (Incremental_input_entry::do_dynobj_entry): New function.
690 (Incremental_input_entry::as_needed_): New data member.
691 (Incremental_object_entry::Incremental_object_entry): Don't check
692 for shared library.
693 (Incremental_object_entry::do_type): Likewise.
694 (class Incremental_dynobj_entry): New class.
695 (Incremental_input_entry_reader::as_needed): New function.
696 (Incremental_input_entry_reader::get_soname): New function.
697 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
698 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
699 size of shared library info entry.
700 * layout.cc (Layout::finish_dynamic_section): Don't test for
701 incremental link when adding DT_NEEDED entries.
702 * object.h (Object::Object): Initialize new data member.
703 (Object::dynobj): New function.
704 (Object::set_as_needed): New function.
705 (Object::as_needed): New function.
706 (Object::do_dynobj): New function.
707 (Object::as_needed_): New data member.
708
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710
711 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
712 info; adjust display of GOT entries.
713 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
714 vector of input objects; remove file_status_.
715 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
716 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
717 got_plt reader; call target hooks to reserve GOT entries.
718 (Output_section_incremental_inputs::set_final_data_size): Adjust size
719 of input file info header and GOT info entry.
720 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
721 relocation info.
722 (Got_plt_view_info::got_descriptor): Remove.
723 (Got_plt_view_info::sym_index): New data member.
724 (Got_plt_view_info::input_index): New data member.
725 (Local_got_offset_visitor::visit): Write input file index.
726 (Global_got_offset_visitor::visit): Write 0 for input file index.
727 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
728 with sym_index and input_index.
729 (Output_section_incremental_inputs::write_got_plt): Adjust size of
730 incremental info GOT entry; replace got_descriptor with input_index.
731 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
732 map from input file index to object.
733 (Sized_relobj_incr::do_layout): Replace direct data member reference
734 with accessor function.
735 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
736 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
737 Adjust size of input file info header.
738 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
739 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
740 (Incremental_input_entry_reader::get_input_section): Adjust size of
741 input file info header.
742 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
743 of incremental info GOT entry.
744 (Incremental_got_plt_reader::get_got_desc): Remove.
745 (Incremental_got_plt_reader::get_got_symndx): New function.
746 (Incremental_got_plt_reader::get_got_input_index): New function.
747 (Sized_incremental_binary::Sized_incremental_binary): Remove
748 file_status_; add input_objects_.
749 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
750 (Sized_incremental_binary::set_file_is_unchanged): Remove.
751 (Sized_incremental_binary::file_is_unchanged): Remove.
752 (Sized_incremental_binary::set_input_object): New function.
753 (Sized_incremental_binary::input_object): New function.
754 (Sized_incremental_binary::file_status_): Remove.
755 (Sized_incremental_binary::input_objects_): New data member.
756 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
757 references.
758 (Sized_relobj_incr::invalid_address): Move to base class.
759 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
760 class.
761 (Sized_relobj_incr::do_output_section_offset): Likewise.
762 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
763 (Sized_relobj_incr::section_offsets_): Likewise.
764 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
765 function.
766 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
767 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
768 with accessor function.
769 (Sized_relobj_file::do_layout): Likewise.
770 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
771 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
772 (Sized_relobj_file::compute_final_local_value): Replace refs to
773 section_offsets_ with accessor function.
774 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
775 * object.h (Relobj::Relobj): Initialize new data members.
776 (Relobj::add_dyn_reloc): New function.
777 (Relobj::first_dyn_reloc): New function.
778 (Relobj::dyn_reloc_count): New function.
779 (Relobj::first_dyn_reloc_): New data member.
780 (Relobj::dyn_reloc_count_): New data member.
781 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
782 references.
783 (Sized_relobj::Address): New typedef.
784 (Sized_relobj::invalid_address): Move here from child class.
785 (Sized_relobj::Sized_relobj): Initialize new data members.
786 (Sized_relobj::sized_relobj): New function.
787 (Sized_relobj::is_output_section_offset_invalid): Move here from
788 child class.
789 (Sized_relobj::get_output_section_offset): Likewise.
790 (Sized_relobj::local_has_got_offset): Likewise.
791 (Sized_relobj::local_got_offset): Likewise.
792 (Sized_relobj::set_local_got_offset): Likewise.
793 (Sized_relobj::do_for_all_local_got_entries): Likewise.
794 (Sized_relobj::clear_got_offsets): New function.
795 (Sized_relobj::section_offsets): Move here from child class.
796 (Sized_relobj::do_output_section_offset): Likewise.
797 (Sized_relobj::do_set_section_offset): Likewise.
798 (Sized_relobj::Local_got_offsets): Likewise.
799 (Sized_relobj::local_got_offsets_): Likewise.
800 (Sized_relobj::section_offsets_): Likewise.
801 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
802 references.
803 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
804 class.
805 (Sized_relobj_file::sized_relobj): New function
806 (Sized_relobj_file::local_has_got_offset): Move to base class.
807 (Sized_relobj_file::local_got_offset): Likewise.
808 (Sized_relobj_file::set_local_got_offset): Likewise.
809 (Sized_relobj_file::get_output_section_offset): Likewise.
810 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
811 (Sized_relobj_file::do_output_section_offset): Likewise.
812 (Sized_relobj_file::do_set_section_offset): Likewise.
813 (Sized_relobj_file::Local_got_offsets): Likewise.
814 (Sized_relobj_file::local_got_offsets_): Likewise.
815 (Sized_relobj_file::section_offsets_): Likewise.
816 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
817 (all constructors).
818 (set_needs_dynsym_index): Convert relobj to derived class pointer.
819 (Output_reloc::get_symbol_index): Likewise.
820 (Output_reloc::local_section_offset): Likewise.
821 (Output_reloc::get_address): Likewise.
822 (Output_reloc::symbol_value): Likewise.
823 (Output_data_got::reserve_slot): Move to class definition.
824 (Output_data_got::reserve_local): New function.
825 (Output_data_got::reserve_slot_for_global): Remove.
826 (Output_data_got::reserve_global): New function.
827 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
828 (all constructors, two instantiations).
829 (Output_reloc::get_relobj): New function (two instantiations).
830 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
831 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
832 (Output_data_reloc::add_global): Adjust type of relobj.
833 (Output_data_reloc::add_global_relative): Likewise.
834 (Output_data_reloc::add_symbolless_global_addend): Likewise.
835 (Output_data_reloc::add_local): Likewise.
836 (Output_data_reloc::add_local_relative): Likewise.
837 (Output_data_reloc::add_symbolless_local_addend): Likewise.
838 (Output_data_reloc::add_local_section): Likewise.
839 (Output_data_reloc::add_output_section): Likewise.
840 (Output_data_reloc::add_absolute): Likewise.
841 (Output_data_reloc::add_target_specific): Likewise.
842 (Output_data_got::reserve_slot): Move definition here.
843 (Output_data_got::reserve_local): New function.
844 (Output_data_got::reserve_global): New function.
845 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
846 section_offsets_ with accessor function.
847 (Sized_relobj_file::write_sections): Likewise.
848 (Sized_relobj_file::do_relocate_sections): Likewise.
849 * target.h (Sized_target::reserve_local_got_entry): New function.
850 (Sized_target::reserve_global_got_entry): New function.
851 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
852 (Target_x86_64::reserve_global_got_entry): New function.
853 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
854
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856
857 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
858 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
859 bit when checking got_type.
860 * incremental.cc (Sized_incremental_binary::setup_readers):
861 Store symbol table and string table locations; initialize bit vector
862 of file status flags.
863 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
864 unchanged files.
865 (Sized_incremental_binary::do_process_got_plt): New function.
866 (Sized_incremental_binary::get_symtab_view): Use stored locations.
867 (Output_section_incremental_inputs::set_final_data_size): Record
868 file index for each input file.
869 (Output_section_incremental_inputs::write_got_plt): Store file index
870 instead of input entry offset for each GOT entry.
871 * incremental.h
872 (Incremental_input_entry::Incremental_input_entry): Initialize new
873 data member.
874 (Incremental_input_entry::set_offset): Store file index.
875 (Incremental_input_entry::get_file_index): New function.
876 (Incremental_input_entry::file_index_): New data member.
877 (Incremental_binary::process_got_plt): New function.
878 (Incremental_binary::do_process_got_plt): New function.
879 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
880 data members.
881 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
882 (Sized_incremental_binary::set_file_is_unchanged): New function.
883 (Sized_incremental_binary::file_is_unchanged): New function.
884 (Sized_incremental_binary::do_process_got_plt): New function.
885 (Sized_incremental_binary::file_status_): New data member.
886 (Sized_incremental_binary::main_symtab_loc_): New data member.
887 (Sized_incremental_binary::main_strtab_loc_): New data member.
888 * output.cc (Output_data_got::Got_entry::write): Add case
889 RESERVED_CODE.
890 (Output_data_got::add_global): Call add_got_entry.
891 (Output_data_got::add_global_plt): Likewise.
892 (Output_data_got::add_global_with_rel): Likewise.
893 (Output_data_got::add_global_with_rela): Likewise.
894 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
895 (Output_data_got::add_global_pair_with_rela): Likewise.
896 (Output_data_got::add_local): Call add_got_entry.
897 (Output_data_got::add_local_plt): Likewise.
898 (Output_data_got::add_local_with_rel): Likewise.
899 (Output_data_got::add_local_with_rela): Likewise.
900 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
901 (Output_data_got::add_local_pair_with_rela): Likewise.
902 (Output_data_got::reserve_slot): New function.
903 (Output_data_got::reserve_slot_for_global): New function.
904 (Output_data_got::add_got_entry): New function.
905 (Output_data_got::add_got_entry_pair): New function.
906 (Output_section::add_output_section_data): Edit FIXME.
907 * output.h
908 (Output_section_data_build::Output_section_data_build): New
909 constructor with size parameter.
910 (Output_data_space::Output_data_space): Likewise.
911 (Output_data_got::Output_data_got): Initialize new data member; new
912 constructor with size parameter.
913 (Output_data_got::add_constant): Call add_got_entry.
914 (Output_data_got::reserve_slot): New function.
915 (Output_data_got::reserve_slot_for_global): New function.
916 (class Output_data_got::Got_entry): Add RESERVED_CODE.
917 (Output_data_got::add_got_entry): New function.
918 (Output_data_got::add_got_entry_pair): New function.
919 (Output_data_got::free_list_): New data member.
920 * target.h (Sized_target::init_got_plt_for_update): New function.
921 (Sized_target::register_global_plt_entry): New function.
922 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
923 Initialize new data member; call init; add constructor with PLT count.
924 (Output_data_plt_x86_64::init): New function.
925 (Output_data_plt_x86_64::add_relocation): New function.
926 (Output_data_plt_x86_64::reserve_slot): New function.
927 (Output_data_plt_x86_64::free_list_): New data member.
928 (Target_x86_64::init_got_plt_for_update): New function.
929 (Target_x86_64::register_global_plt_entry): New function.
930 (Output_data_plt_x86_64::add_entry): Allocate from free list for
931 incremental updates.
932 (Output_data_plt_x86_64::add_relocation): New function.
933 * testsuite/object_unittest.cc (Object_test): Set default options.
934
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936
937 * options.h (class General_options): Make -i a synonym for -r.
938
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940
941 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
942
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944
945 * object.cc (Sized_relobj::do_count_local_symbols): Check for
946 strip_all (-s).
947
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949
950 * layout.cc (Layout::layout): If the output section flags change,
951 update the ordering.
952
f0f9babf
CC		 9532011-04-25 Cary Coutant <ccoutant@google.com>
954
955 * incremental-dump.cc (dump_incremental_inputs): Print local
956 symbol info for each input file.
957 * incremental.cc
958 (Output_section_incremental_inputs::set_final_data_size): Add local
959 symbol info to input file entries in incremental info.
960 (Output_section_incremental_inputs::write_info_blocks): Likewise.
961 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
962 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
963 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
964 implementation.
965 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
966 (Sized_incr_relobj::do_relocate): Write the local symbols.
967 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
968 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
969 Adjust size of input file header.
970 (Incremental_inputs_reader::get_local_symbol_offset): New function.
971 (Incremental_inputs_reader::get_local_symbol_count): New function.
972 (Incremental_inputs_reader::get_input_section): Adjust size of input
973 file header.
974 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
975 (Sized_incr_relobj::This): New typedef.
976 (Sized_incr_relobj::sym_size): New const data member.
977 (Sized_incr_relobj::Local_symbol): New struct.
978 (Sized_incr_relobj::do_output_local_symbol_count): New function.
979 (Sized_incr_relobj::do_local_symbol_offset): New function.
980 (Sized_incr_relobj::local_symbol_count_): New data member.
981 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
982 (Sized_incr_relobj::local_symbol_index_): New data member.
983 (Sized_incr_relobj::local_symbol_offset_): New data member.
984 (Sized_incr_relobj::local_dynsym_offset_): New data member.
985 (Sized_incr_relobj::local_symbols_): New data member.
986 * object.h (Relobj::output_local_symbol_count): New function.
987 (Relobj::local_symbol_offset): New function.
988 (Relobj::do_output_local_symbol_count): New function.
989 (Relobj::do_local_symbol_offset): New function.
990 (Sized_relobj::do_output_local_symbol_count): New function.
991 (Sized_relobj::do_local_symbol_offset): New function.
992
d0a9ace3
ILT		 9932011-04-22 Vladimir Simonov <sv@sw.ru>
994
995 * descriptors.cc (set_close_on_exec): New function.
996 (Descriptors::open): Use set_close_on_exec.
997 * output.cc (S_ISLNK): Define if not defined.
998
94a3fc8b
CC		 9992011-04-22 Cary Coutant <ccoutant@google.com>
1000
1001 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1002 global symbol map.
1003 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1004 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1005 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1006 relocations.
1007 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1008 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1009 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1010 * incremental.h
1011 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1012 function.
1013 (Incremental_binary::apply_incremental_relocs): New function.
1014 (Incremental_binary::do_apply_incremental_relocs): New function.
1015 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1016 data member.
1017 (Sized_incremental_binary::add_global_symbol): New function.
1018 (Sized_incremental_binary::global_symbol): New function.
1019 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1020 (Sized_incremental_binary::symbol_map_): New data member.
1021 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1022 * target.h (Sized_target::apply_relocation): New function.
1023 * target-reloc.h (apply_relocation): New function.
1024 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1025
c87e4302
DK		 10262011-04-22 Doug Kwan <dougkwan@google.com>
1027
1028 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1029 flag of a SHT_ARM_EXIDX section.
1030 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1031 * testsuite/Makefile.in: Regenerate.
1032 * testsuite/arm_exidx_test.s: New file.
1033 * testsuite/arm_exidx_test.sh: Same.
1034
e7782cf6
CC		 10352011-04-20 Cary Coutant <ccoutant@google.com>
1036
1037 PR gold/12689
1038 * archive.h (Incremental_archive_entry::Archive_member):
1039 Initialize arg_serial_ (second constructor).
1040
308ecdc7
ILT		 10412011-04-17 Ian Lance Taylor <iant@google.com>
1042
1043 * object.cc (Relocate_info::location): Simplify location string.
1044 * errors.cc (Errors::error_at_location): Don't print program
1045 name.
1046 (Errors::warning_at_location): Likewise.
1047 (Errors::undefined_symbol): Likewise.
1048 * testsuite/debug_msg.sh: Update accordingly.
1049
bec5b579
CC		 10502011-04-14 Cary Coutant <ccoutant@google.com>
1051
1052 * gold/layout.cc (Layout::symtab_section_offset): New function.
1053 * gold/layout.h (Layout::symtab_section_offset): New function.
1054 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1055
88597d34
ILT		 10562011-04-12 Ian Lance Taylor <iant@google.com>
1057
1058 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1059 with MREMAP_MAYMOVE.
1060 * output.h (class Output_file): Add map_is_allocated_ field.
1061 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1062 not available, provide stubs. If mremap is not available, #define
1063 it to gold_mremap.
1064 (MREMAP_MAYMOVE): Define if not defined.
1065 (Output_file::Output_file): Initialize map_is_allocated_.
1066 (Output_file::resize): Check map_is_allocated_.
1067 (Output_file::map_anonymous): If mmap fails, use malloc.
1068 (Output_file::unmap): Don't do anything for an anonymous map.
1069 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1070 is not available, provide stubs.
1071 (File_read::View::~View): Use free rather than delete[].
1072 (File_read::make_view): Use malloc rather than new[]. If mmap
1073 fails, use malloc.
1074 (File_read::find_or_make_view): Use malloc rather than new[].
1075 * gold.h: Remove HAVE_REMAP code.
1076 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1077 exists. Rename mremap to gold_mremap. If mmap is not available
1078 don't do anything.
1079 * configure, config.in: Rebuild.
1080
11e361bc
ILT		 10812011-04-11 Ian Lance Taylor <iant@google.com>
1082
1083 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1084 initialize local variable v.
1085
cdc29364
CC		 10862011-04-11 Cary Coutant <ccoutant@google.com>
1087
1088 * archive.cc (Archive::include_member): Adjust call to
1089 report_object.
1090 (Add_archive_symbols::run): Track argument serial numbers.
1091 (Lib_group::include_member): Likewise.
1092 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1093 * archive.h (Incremental_archive_entry::Archive_member):
1094 Initialize arg_serial_.
1095 (Archive_member::arg_serial_): New data member.
1096 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1097 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1098 incremental link.
1099 (Sized_dynobj::do_for_all_local_got_entries): New function.
1100 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1101 function.
1102 * fileread.cc (get_mtime): New function.
1103 * fileread.h (get_mtime): New function.
1104 * gold.cc (queue_initial_tasks): Check for incremental update.
1105 (process_incremental_input): New function.
1106 (queue_middle_tasks): Don't force valid target for incremental
1107 update.
1108 * incremental-dump.cc (find_input_containing_global): Adjust
1109 size of symbol info entry.
1110 (dump_incremental_inputs): Dump argument serial number and
1111 in_system_directory flag; bias shndx by 1; print symbol names
1112 when dumping per-file symbol lists; use new symbol info readers.
1113 * incremental.cc
1114 (Output_section_incremental_inputs:update_data_size): New function.
1115 (Sized_incremental_binary::setup_readers): Setup input readers
1116 for each input file; build maps for files added from libraries
1117 and scripts.
1118 (Sized_incremental_binary::check_input_args): New function.
1119 (Sized_incremental_binary::do_check_inputs): Build map of argument
1120 serial numbers to input arguments.
1121 (Sized_incremental_binary::do_file_has_changed): Rename
1122 do_file_is_unchanged to this; compare file modification times.
1123 (Sized_incremental_binary::do_init_layout): New function.
1124 (Sized_incremental_binary::do_reserve_layout): New function.
1125 (Sized_incremental_binary::do_get_input_reader): Remove.
1126 (Sized_incremental_binary::get_symtab_view): New function.
1127 (Incremental_checker::can_incrementally_link_output_file): Remove.
1128 (Incremental_inputs::report_command_line): Exclude --debug options.
1129 (Incremental_inputs::report_archive_begin): Add parameter; track
1130 argument serial numbers; don't put input file entry for archive
1131 before archive members.
1132 (Incremental_inputs::report_archive_end): Put input file entry
1133 for archive after archive members.
1134 (Incremental_inputs::report_object): Add parameter; track argument
1135 serial numbers and in_system_directory flag.
1136 (Incremental_inputs::report_script): Add parameter; track argument
1137 serial numbers.
1138 (Output_section_incremental_inputs::set_final_data_size): Adjust
1139 size of symbol info entry; check for forwarding symbols.
1140 (Output_section_incremental_inputs::write_input_files): Write
1141 in_system_directory flag and argument serial number.
1142 (Output_section_incremental_inputs::write_info_blocks): Map section
1143 indices between incremental info and original input file; store
1144 input section index for each symbol.
1145 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1146 change operator() to visit().
1147 (class Global_got_offset_visitor): Likewise.
1148 (class Global_symbol_visitor_got_plt):
1149 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1150 classes.
1151 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1152 (Sized_incr_relobj::do_read_symbols): New function.
1153 (Sized_incr_relobj::do_layout): New function.
1154 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1155 (Sized_incr_relobj::do_add_symbols): New function.
1156 (Sized_incr_relobj::do_should_include_member): New function.
1157 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1158 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1159 (Sized_incr_relobj::do_section_size): New function.
1160 (Sized_incr_relobj::do_section_name): New function.
1161 (Sized_incr_relobj::do_section_contents): New function.
1162 (Sized_incr_relobj::do_section_flags): New function.
1163 (Sized_incr_relobj::do_section_entsize): New function.
1164 (Sized_incr_relobj::do_section_address): New function.
1165 (Sized_incr_relobj::do_section_type): New function.
1166 (Sized_incr_relobj::do_section_link): New function.
1167 (Sized_incr_relobj::do_section_info): New function.
1168 (Sized_incr_relobj::do_section_addralign): New function.
1169 (Sized_incr_relobj::do_initialize_xindex): New function.
1170 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1171 (Sized_incr_relobj::do_read_relocs): New function.
1172 (Sized_incr_relobj::do_gc_process_relocs): New function.
1173 (Sized_incr_relobj::do_scan_relocs): New function.
1174 (Sized_incr_relobj::do_count_local_symbols): New function.
1175 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1176 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1177 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1178 (Sized_incr_relobj::do_relocate): New function.
1179 (Sized_incr_relobj::do_set_section_offset): New function.
1180 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1181 (Sized_incr_dynobj::do_read_symbols): New function.
1182 (Sized_incr_dynobj::do_layout): New function.
1183 (Sized_incr_dynobj::do_add_symbols): New function.
1184 (Sized_incr_dynobj::do_should_include_member): New function.
1185 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1186 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1187 (Sized_incr_dynobj::do_section_size): New function.
1188 (Sized_incr_dynobj::do_section_name): New function.
1189 (Sized_incr_dynobj::do_section_contents): New function.
1190 (Sized_incr_dynobj::do_section_flags): New function.
1191 (Sized_incr_dynobj::do_section_entsize): New function.
1192 (Sized_incr_dynobj::do_section_address): New function.
1193 (Sized_incr_dynobj::do_section_type): New function.
1194 (Sized_incr_dynobj::do_section_link): New function.
1195 (Sized_incr_dynobj::do_section_info): New function.
1196 (Sized_incr_dynobj::do_section_addralign): New function.
1197 (Sized_incr_dynobj::do_initialize_xindex): New function.
1198 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1199 (make_sized_incremental_object): New function.
1200 (Incremental_library::copy_unused_symbols): New function.
1201 (Incremental_library::do_for_all_unused_symbols): New function.
1202 * incremental.h (enum Incremental_input_flags): New type.
1203 (class Incremental_checker): Remove.
1204 (Incremental_input_entry::Incremental_input_entry): Add argument
1205 serial number.
1206 (Incremental_input_entry::arg_serial): New function.
1207 (Incremental_input_entry::set_is_in_system_directory): New function.
1208 (Incremental_input_entry::is_in_system_directory): New function.
1209 (Incremental_input_entry::arg_serial_): New data member.
1210 (Incremental_input_entry::is_in_system_directory_): New data member.
1211 (class Script_info): Move here from script.h.
1212 (Script_info::Script_info): Add filename parameter.
1213 (Script_info::filename): New function.
1214 (Script_info::filename_): New data member.
1215 (Incremental_script_entry::Incremental_script_entry): Add argument
1216 serial number.
1217 (Incremental_object_entry::Incremental_object_entry): Likewise.
1218 (Incremental_object_entry::add_input_section): Build list of input
1219 sections with map to original shndx.
1220 (Incremental_object_entry::get_input_section_index): New function.
1221 (Incremental_object_entry::shndx_): New data member.
1222 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1223 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1224 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1225 serial number.
1226 (Incremental_inputs::report_archive_begin): Likewise.
1227 (Incremental_inputs::report_object): Likewise.
1228 (Incremental_inputs::report_script): Likewise.
1229 (class Incremental_global_symbol_reader): New class.
1230 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1231 and store flags and input file type.
1232 (Incremental_input_entry_reader::arg_serial): New function.
1233 (Incremental_input_entry_reader::type): Extract type from flags.
1234 (Incremental_input_entry_reader::is_in_system_directory): New function.
1235 (Incremental_input_entry_reader::get_input_section_count): Call
1236 accessor function for type.
1237 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1238 function for type; adjust size of global symbol entry.
1239 (Incremental_input_entry_reader::get_global_symbol_count): Call
1240 accessor function for type.
1241 (Incremental_input_entry_reader::get_object_count): Likewise.
1242 (Incremental_input_entry_reader::get_object_offset): Likewise.
1243 (Incremental_input_entry_reader::get_member_count): Likewise.
1244 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1245 (Incremental_input_entry_reader::get_member_offset): Likewise.
1246 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1247 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1248 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1249 (Incremental_input_entry_reader::get_global_symbol_reader): New
1250 function.
1251 (Incremental_input_entry_reader::get_output_symbol_index): New
1252 function.
1253 (Incremental_input_entry_reader::type_): Remove.
1254 (Incremental_input_entry_reader::flags_): New data member.
1255 (Incremental_inputs_reader::input_file_offset): New function.
1256 (Incremental_inputs_reader::input_file_index): New function.
1257 (Incremental_inputs_reader::input_file): Call input_file_offset.
1258 (Incremental_inputs_reader::input_file_at_offset): New function.
1259 (Incremental_relocs_reader::get_r_type): Reformat.
1260 (Incremental_relocs_reader::get_r_shndx): Reformat.
1261 (Incremental_relocs_reader::get_r_offset): Reformat.
1262 (Incremental_relocs_reader::data): New function.
1263 (Incremental_binary::Incremental_binary): Initialize new data members.
1264 (Incremental_binary::check_inputs): Add cmdline parameter.
1265 (Incremental_binary::file_is_unchanged): Remove.
1266 (Input_reader::arg_serial): New function.
1267 (Input_reader::get_unused_symbol_count): New function.
1268 (Input_reader::get_unused_symbol): New function.
1269 (Input_reader::do_arg_serial): New function.
1270 (Input_reader::do_get_unused_symbol_count): New function.
1271 (Input_reader::do_get_unused_symbol): New function.
1272 (Incremental_binary::input_file_count): New function.
1273 (Incremental_binary::get_input_reader): Change signature to use
1274 index instead of filename.
1275 (Incremental_binary::file_has_changed): New function.
1276 (Incremental_binary::get_input_argument): New function.
1277 (Incremental_binary::get_library): New function.
1278 (Incremental_binary::get_script_info): New function.
1279 (Incremental_binary::init_layout): New function.
1280 (Incremental_binary::reserve_layout): New function.
1281 (Incremental_binary::output_file): New function.
1282 (Incremental_binary::do_check_inputs): New function.
1283 (Incremental_binary::do_file_is_unchanged): Remove.
1284 (Incremental_binary::do_file_has_changed): New function.
1285 (Incremental_binary::do_init_layout): New function.
1286 (Incremental_binary::do_reserve_layout): New function.
1287 (Incremental_binary::do_input_file_count): New function.
1288 (Incremental_binary::do_get_input_reader): Change signature.
1289 (Incremental_binary::input_args_map_): New data member.
1290 (Incremental_binary::library_map_): New data member.
1291 (Incremental_binary::script_map_): New data member.
1292 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1293 new data members.
1294 (Sized_incremental_binary::output_section): New function.
1295 (Sized_incremental_binary::inputs_reader): Add const.
1296 (Sized_incremental_binary::symtab_reader): Add const.
1297 (Sized_incremental_binary::relocs_reader): Add const.
1298 (Sized_incremental_binary::got_plt_reader): Add const.
1299 (Sized_incremental_binary::get_symtab_view): New function.
1300 (Sized_incremental_binary::Inputs_reader): New typedef.
1301 (Sized_incremental_binary::Input_entry_reader): New typedef.
1302 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1303 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1304 (Sized_incremental_binary::do_file_has_changed): New function.
1305 (Sized_incremental_binary::do_init_layout): New function.
1306 (Sized_incremental_binary::do_reserve_layout): New function.
1307 (Sized_input_reader::Inputs_reader): Remove.
1308 (Sized_input_reader::Input_entry_reader): Remove.
1309 (Sized_input_reader::do_arg_serial): New function.
1310 (Sized_input_reader::do_get_unused_symbol_count): New function.
1311 (Sized_input_reader::do_get_unused_symbol): New function.
1312 (Sized_incremental_binary::do_input_file_count): New function.
1313 (Sized_incremental_binary::do_get_input_reader): Change signature;
1314 use index instead of filename.
1315 (Sized_incremental_binary::section_map_): New data member.
1316 (Sized_incremental_binary::input_entry_readers_): New data member.
1317 (class Sized_incr_relobj): New class.
1318 (class Sized_incr_dynobj): New class.
1319 (make_sized_incremental_object): New function.
1320 (class Incremental_library): New class.
1321 * layout.cc (Free_list::num_lists): New static data member.
1322 (Free_list::num_nodes): New static data member.
1323 (Free_list::num_removes): New static data member.
1324 (Free_list::num_remove_visits): New static data member.
1325 (Free_list::num_allocates): New static data member.
1326 (Free_list::num_allocate_visits): New static data member.
1327 (Free_list::init): New function.
1328 (Free_list::remove): New function.
1329 (Free_list::allocate): New function.
1330 (Free_list::dump): New function.
1331 (Free_list::print_stats): New function.
1332 (Layout_task_runner::run): Resize output file for incremental updates.
1333 (Layout::Layout): Initialize new data members.
1334 (Layout::set_incremental_base): New function.
1335 (Layout::init_fixed_output_section): New function.
1336 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1337 incremental updates.
1338 (Layout::create_gold_note): Do not create gold note section for
1339 incremental updates.
1340 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1341 for incremental updates.
1342 (Layout::set_section_offsets): For incremental updates, allocate space
1343 from free list.
1344 (Layout::create_symtab_sections): Layout with offsets relative to
1345 start of section; for incremental updates, allocate space from free
1346 list.
1347 (Layout::create_shdrs): For incremental updates, allocate space from
1348 free list.
1349 (Layout::finish_dynamic_section): For incremental updates, do not
1350 check --as-needed (fixed in subsequent patch).
1351 * layout.h (class Free_list): New class.
1352 (Layout::set_incremental_base): New function.
1353 (Layout::incremental_base): New function.
1354 (Layout::init_fixed_output_section): New function.
1355 (Layout::allocate): New function.
1356 (Layout::incremental_base_): New data member.
1357 (Layout::free_list_): New data member.
1358 * main.cc (main): Print Free_list statistics.
1359 * object.cc (Relobj::finalize_incremental_relocs): Add
1360 clear_counts parameter; clear counts only when clear_counts is set.
1361 (Sized_relobj::Sized_relobj): Initialize new base class.
1362 (Sized_relobj::do_layout): Don't report special sections.
1363 (Sized_relobj::do_for_all_local_got_entries): New function.
1364 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1365 symtab_off to all symbol table offsets.
1366 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1367 * object.h (class Got_offset_list): Move to top of file.
1368 (Object::Object): Allow case where input_file == NULL.
1369 (Object::~Object): Likewise.
1370 (Object::input_file): Assert that input_file != NULL.
1371 (Object::lock): Allow case where input_file == NULL.
1372 (Object::unlock): Likewise.
1373 (Object::is_locked): Likewise.
1374 (Object::token): Likewise.
1375 (Object::release): Likewise.
1376 (Object::is_incremental): New function.
1377 (Object::get_mtime): New function.
1378 (Object::for_all_local_got_entries): New function.
1379 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1380 (Object::set_is_in_system_directory): New function.
1381 (Object::is_in_system_directory): New function.
1382 (Object::do_is_incremental): New function.
1383 (Object::do_get_mtime): New function.
1384 (Object::do_for_all_local_got_entries): New function.
1385 (Object::is_in_system_directory_): New data member.
1386 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1387 (class Sized_relobj_base): New class.
1388 (class Sized_relobj): Derive from Sized_relobj_base.
1389 (class Sized_relobj::Symbols): Redeclare from base class.
1390 (class Sized_relobj::local_got_offset_list): Remove.
1391 (class Sized_relobj::Output_sections): Redeclare from base class.
1392 (class Sized_relobj::do_for_all_local_got_entries): New function.
1393 (class Sized_relobj::write_local_symbols): Add offset parameter.
1394 (class Sized_relobj::local_symbol_offset_): Update comment.
1395 (class Sized_relobj::local_dynsym_offset_): Update comment.
1396 * options.cc (Input_arguments::add_file): Remove const.
1397 * options.h (Input_file_argument::Input_file_argument):
1398 Initialize arg_serial_ (all constructors).
1399 (Input_file_argument::set_arg_serial): New function.
1400 (Input_file_argument::arg_serial): New function.
1401 (Input_file_argument::arg_serial_): New data member.
1402 (Input_arguments::Input_arguments): Initialize file_count_.
1403 (Input_arguments::add_file): Remove const.
1404 (Input_arguments::number_of_input_files): New function.
1405 (Input_arguments::file_count_): New data member.
1406 (Command_line::number_of_input_files): Call
1407 Input_arguments::number_of_input_files.
1408 * output.cc (Output_segment_headers::Output_segment_headers):
1409 Set current size.
1410 (Output_section::Input_section::current_data_size): New function.
1411 (Output_section::Output_section): Initialize new data members.
1412 (Output_section::add_input_section): Don't do merge sections for
1413 an incremental link; allocate space from free list for an
1414 incremental update.
1415 (Output_section::add_output_section_data): Allocate space from
1416 free list for an incremental update.
1417 (Output_section::update_data_size): New function.
1418 (Output_section::set_fixed_layout): New function.
1419 (Output_section::reserve): New function.
1420 (Output_segment::set_section_addresses): Remove const.
1421 (Output_segment::set_section_list_addresses): Remove const; allocate
1422 space from free list for an incremental update.
1423 (Output_segment::set_offset): Adjust size of RELRO segment for an
1424 incremental update.
1425 * output.h (Output_data::current_data_size): Move here from
1426 child classes.
1427 (Output_data::pre_finalize_data_size): New function.
1428 (Output_data::update_data_size): New function.
1429 (Output_section_headers::update_data_size): new function.
1430 (Output_section_data_build::current_data_size): Move to Output_data.
1431 (Output_data_strtab::update_data_size): New function.
1432 (Output_section::current_data_size): Move to Output_data.
1433 (Output_section::set_fixed_layout): New function.
1434 (Output_section::has_fixed_layout): New function.
1435 (Output_section::reserve): New function.
1436 (Output_section::update_data_size): New function.
1437 (Output_section::has_fixed_layout_): New data member.
1438 (Output_section::free_list_): New data member.
1439 (Output_segment::set_section_addresses): Remove const.
1440 (Output_segment::set_section_list_addresses): Remove const.
1441 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1442 New function.
1443 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1444 New function.
1445 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1446 parameter when calling Add_symbols constructor; store argument
1447 serial number for members of a lib group.
1448 (Add_symbols::locks): Allow case where token == NULL.
1449 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1450 (Read_member::~Read_member): New function.
1451 (Read_member::is_runnable): New function.
1452 (Read_member::locks): New function.
1453 (Read_member::run): New function.
1454 (Check_script::~Check_script): New function.
1455 (Check_script::is_runnable): New function.
1456 (Check_script::locks): New function.
1457 (Check_script::run): New function.
1458 (Check_library::~Check_library): New function.
1459 (Check_library::is_runnable): New function.
1460 (Check_library::locks): New function.
1461 (Check_library::run): New function.
1462 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1463 (Add_symbols::library_): New data member.
1464 (class Read_member): New class.
1465 (class Check_script): New class.
1466 (class Check_library): New class.
1467 * reloc.cc (Read_relocs::is_runnable): Allow case where
1468 token == NULL.
1469 (Read_relocs::locks): Likewise.
1470 (Scan_relocs::locks): Likewise.
1471 (Relocate_task::locks): Likewise.
1472 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1473 to clear counters.
1474 (Sized_relobj::incremental_relocs_scan): Fix comment.
1475 (Sized_relobj::do_relocate): Pass output file offset to
1476 write_local_symbols.
1477 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1478 from class declaration.
1479 * script.cc (read_input_script): Allocate Script_info; pass
1480 argument serial number to report_script.
1481 * script.h (class Script_info): Move to incremental.h.
1482 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1483 * symtab.h (Symbol_table::add_from_incrobj): New function.
1484 (Symbol_table::set_file_offset): New function.
1485
b961d0d7
CC		 14862011-04-05 Cary Coutant <ccoutant@google.com>
1487
1488 * incremental-dump.cc (dump_incremental_inputs): Change signature
1489 to take a Sized_incremental_binary; change caller. Use readers
1490 in Sized_incremental_binary.
1491 * incremental.cc
1492 (Sized_incremental_binary::find_incremental_inputs_sections):
1493 Rename do_find_incremental_inputs_sections to this.
1494 (Sized_incremental_binary::setup_readers): New function.
1495 (Sized_incremental_binary::do_check_inputs): Check
1496 has_incremental_info_ flag; move setup code to setup_readers;
1497 use input readers.
1498 (Sized_incremental_binary::do_file_is_unchanged): New function.
1499 (Sized_incremental_binary::do_get_input_reader): New function.
1500 * incremental.h (class Incremental_binary): Move to end of file.
1501 (Incremental_binary::file_is_unchanged): New function.
1502 (Incremental_binary::do_file_is_unchanged): New function.
1503 (Incremental_binary::Input_reader): New class.
1504 (Incremental_binary::get_input_reader): New function.
1505 (class Sized_incremental_binary): Move to end of file.
1506 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1507 input section reader classes.
1508 (Sized_incremental_binary::has_incremental_info): New function.
1509 (Sized_incremental_binary::inputs_reader): New function.
1510 (Sized_incremental_binary::symtab_reader): New function.
1511 (Sized_incremental_binary::relocs_reader): New function.
1512 (Sized_incremental_binary::got_plt_reader): New function.
1513 (Sized_incremental_binary::do_file_is_unchanged): New function.
1514 (Sized_incremental_binary::Sized_input_reader): New class.
1515 (Sized_incremental_binary::get_input_reader): New function.
1516 (Sized_incremental_binary::find_incremental_inputs_sections):
1517 Rename do_find_incremental_inputs_sections to this.
1518 (Sized_incremental_binary::setup_readers): New function.
1519 (Sized_incremental_binary::has_incremental_info_): New data member.
1520 (Sized_incremental_binary::inputs_reader_): New data member.
1521 (Sized_incremental_binary::symtab_reader_): New data member.
1522 (Sized_incremental_binary::relocs_reader_): New data member.
1523 (Sized_incremental_binary::got_plt_reader_): New data member.
1524 (Sized_incremental_binary::current_input_file_): New data member.
1525
a869183f
PP		 15262011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1527
1528 PR gold/12640
1529 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1530 violation.
1531
15322011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1533
1534 * archive.cc (Archive::include_member): Adjust call to report_object.
1535 (Add_archive_symbols::run): Add script_info to call to
1536 report_archive_begin.
1537 (Lib_group::include_member): Adjust call to report_object.
1538 (Add_lib_group_symbols::run): Adjust call to report_object.
1539 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1540 blocks. Add object count for script input files.
1541 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1542 script_info parameter; change all callers.
1543 (Incremental_inputs::report_object): Add script_info parameter;
1544 change all callers.
1545 (Incremental_inputs::report_script): Store backpointer to
1546 incremental info entry.
1547 (Output_section_incremental_inputs::set_final_data_size): Record
1548 additional information for scripts.
1549 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1550 * incremental.h (Incremental_script_entry::add_object): New function.
1551 (Incremental_script_entry::get_object_count): New function.
1552 (Incremental_script_entry::get_object): New function.
1553 (Incremental_script_entry::objects_): New data member; adjust
1554 constructor.
1555 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1556 (Incremental_inputs::report_object): Add script_info parameter.
1557 (Incremental_inputs_reader::get_object_count): New function.
1558 (Incremental_inputs_reader::get_object_offset): New function.
1559 * options.cc (Input_arguments::add_file): Return reference to
1560 new input argument.
1561 * options.h (Input_argument::set_script_info): New function.
1562 (Input_argument::script_info): New function.
1563 (Input_argument::script_info_): New data member; adjust all
1564 constructors.
1565 (Input_file_group::add_file): Return reference to new input argument.
1566 (Input_file_lib::add_file): Likewise.
1567 (Input_arguments::add_file): Likewise.
1568 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1569 * script.cc (Parser_closure::Parser_closure): Add script_info
1570 parameter; adjust all callers.
1571 (Parser_closure::script_info): New function.
1572 (Parser_closure::script_info_): New data member.
1573 (read_input_script): Report scripts earlier to incremental info.
1574 (script_add_file): Set script_info in Input_argument.
1575 (script_add_library): Likewise.
1576 * script.h (Script_options::Script_info): Rewrite class.
1577
a869183f 15782011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1579
1580 * archive.cc (Library_base::should_include_member): Move
1581 method here from class Archive.
1582 (Archive::Archive): Initialize base class.
1583 (Archive::should_include_member): Move to base class.
1584 (Archive::do_for_all_unused_symbols): New function.
1585 (Add_archive_symbols::run): Remove redundant access to
1586 incremental_inputs.
1587 (Lib_group::Lib_group): Initialize base class.
1588 (Lib_group::do_filename): New function.
1589 (Lib_group::include_member): Pass pointer to Lib_group to
1590 report_object.
1591 (Lib_group::do_for_all_unused_symbols): New function.
1592 (Add_lib_group_symbols::run): Report archive information for
1593 incremental links.
1594 * archive.h (class Library_base): New base class.
1595 (class Archive): Derive from Library_base.
1596 (Archive::filename): Move to base class.
1597 (Archive::set_incremental_info): Likewise.
1598 (Archive::incremental_info): Likewise.
1599 (Archive::Should_include): Likewise.
1600 (Archive::should_include_member): Likewise.
1601 (Archive::Armap_entry): Remove.
1602 (Archive::Unused_symbol_iterator): Remove.
1603 (Archive::unused_symbols_begin): Remove.
1604 (Archive::unused_symbols_end): Remove.
1605 (Archive::do_filename): New function.
1606 (Archive::do_get_mtime): New function.
1607 (Archive::do_for_all_unused_symbols): New function.
1608 (Archive::task_): Move to base class.
1609 (Archive::incremental_info_): Likewise.
1610 (class Lib_group): Derive from Library_base.
1611 (Lib_group::do_filename): New function.
1612 (Lib_group::do_get_mtime): New function.
1613 (Lib_group::do_for_all_unused_symbols): New function.
1614 (Lib_group::task_): Move to base class.
1615 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1616 function.
1617 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1618 function.
1619 * incremental.cc (Incremental_inputs::report_archive_begin):
1620 Use Library_base; call library's get_mtime; add incremental inputs
1621 entry before members.
1622 (class Unused_symbol_visitor): New class.
1623 (Incremental_inputs::report_archive_end): Use Library_base; use
1624 visitor class to record unused symbols; don't add incremental inputs
1625 entry after members.
1626 (Incremental_inputs::report_object): Use Library_base.
1627 * incremental.h
1628 (Incremental_archive_entry::Incremental_archive_entry): Remove
1629 unused Archive parameter.
1630 (Incremental_inputs::report_archive_begin): Use Library_base.
1631 (Incremental_inputs::report_archive_end): Likewise.
1632 (Incremental_inputs::report_object): Likewise.
1633 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1634 function.
1635 * object.h (Object::for_all_global_symbols): New function.
1636 (Object::do_for_all_global_symbols): New function.
1637 (Sized_relobj::do_for_all_global_symbols): New function.
1638 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1639 function.
1640 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1641 function.
1642
61ab3e40
ILT		 16432011-03-27 Ian Lance Taylor <iant@google.com>
1644
1645 * archive.cc (Archive::interpret_header): Return -1 if something
1646 goes wrong. Change callers accordingly.
1647
30e1f9e6
CC		 16482011-03-25 Cary Coutant <ccoutant@google.com>
1649
1650 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1651 * testsuite/Makefile.in: Regenerate.
1652
9c793f14
RÁE		 16532010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1654
1655 * plugin.cc (get_view): New.
1656 (Plugin::load): Pass get_view to the plugin.
1657 (Plugin_manager::get_view): New.
1658
9312bb0a
ILT		 16592011-03-21 Ian Lance Taylor <iant@google.com>
1660
1661 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1662 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1663
7e12ba9e
ST		 16642011-03-21 Sriraman Tallam <tmsriram@google.com>
1665
1666 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1667 Change == to -eq.
1668 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1669 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1670 Change == to -eq.
1671 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1672 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1673
fd7a005d
ILT		 16742011-03-14 Ian Lance Taylor <iant@google.com>
1675
1676 * script-sections.cc (Sort_output_sections::script_compare):
1677 Rename from is_before, change return type.
1678 (Sort_output_sections::operator()): Adjust accordingly.
1679
ed16fd1b
ILT		 16802011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1681
1682 PR gold/12572
1683 * testsuite/odr_violation2.cc: Add comment to make all error line
1684 numbers double digits.
1685 * testsuite/debug_msg.sh: Adjust expected errors.
1686
71ff8986
ILT		 16872011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1688
1689 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1690 but mark earlier ones as non-canonical
1691 (offset_to_iterator): Update search target and example
1692 (do_addr2line): Return extra lines in a vector*
1693 (format_file_lineno): Extract from do_addr2line
1694 (one_addr2line): Add vector* out-param
1695 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1696 when a lineno entry appeared last for its instruction
1697 (Dwarf_line_info): Add vector* out-param
1698 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1699 * symtab.cc (Odr_violation_compare): Include the lineno in the
1700 comparison again.
1701 (linenos_from_loc): New. Combine the canonical line for an
1702 address with its other lines.
1703 (True_if_intersect): New. Helper functor to make
1704 std::set_intersection a query.
1705 (detect_odr_violations): Compare sets of lines instead of just
1706 one line for each function. This became less deterministic, but
1707 has fewer false positives.
1708 * symtab.h: Declarations.
1709 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1710 mix an optimized and non-optimized object in the same binary
1711 (odr_violation2.so): Same.
1712 * testsuite/Makefile.in: Regenerate from Makefile.am.
1713 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1714 * testsuite/debug_msg.sh: Update line numbers and add
1715 assertions.
1716 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1717 non-optimized context.
1718 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1719 isn't inlined, and use OdrDerived in an optimized context.
1720 * testsuite/odr_header1.h: Defines OdrDerived, where
1721 optimization will change the
1722 first-instruction-in-the-destructor's file and line number.
1723 * testsuite/odr_header2.h: Defines OdrBase.
1724
a19fefdc
ILT		 17252011-03-09 Ian Lance Taylor <iant@google.com>
1726
1727 * fileread.cc (File_read::clear_views): Don't delete the whole
1728 file view.
1729
ecb351e9
ILT		 17302011-03-08 Ian Lance Taylor <iant@google.com>
1731
1732 PR gold/12525
1733 * fileread.cc: #include <climits>.
1734 (GOLD_IOV_MAX): Define.
1735 (File_read::read_multiple): Limit number of entries by iov_max.
1736 * fileread.h (class File_read): Always set max_readv_entries to
1737 128.
1738
b821d13c
ILT		 17392011-03-07 Ian Lance Taylor <iant@google.com>
1740
1741 PR gold/12525
1742 * options.h (class General_options): Add -dy and -dn.
1743
89243142
CC		 17442011-03-02 Cary Coutant <ccoutant@google.com>
1745
1746 * testsuite/script_test_9.t: Add TLS segment.
1747
d0773f31
ILT		 17482011-03-02 Simon Baldwin <simonb@google.com>
1749
1750 * configure.ac: Add check for gnu_indirect_function support in
1751 the toolchain building binutils.
1752 * configure: Rebuild.
1753
badc8139
RÁE		 17542010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1755
1756 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1757 plugin only symbols.
1758 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1759 in plugin files as not needed in the symbol table.
1760
4cf7a849
ST		 17612011-02-11 Sriraman Tallam <tmsriram@google.com>
1762
1763 * output.cc (Output_section::add_input_section): Delay fill
1764 generation for section ordering.
1765
b578bd7d
ILT		 17662011-02-09 Ian Lance Taylor <iant@google.com>
1767
1768 PR gold/12316
1769 * object.h (class Sized_relobj): Remove clear_local_symbols.
1770 * reloc.cc (Sized_relobj::do_relocate): Don't call
1771 clear_local_symbols.
1772
84ced98a
RÁE		 17732010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1774
1775 * plugin.cc (is_visible_from_outside): Return true for symbols
1776 in the -u option.
1777
55382fb7
ILT		 17782011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1779
1780 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1781 filename.
1782
4e271fff
ST		 17832011-02-02 Sriraman Tallam <tmsriram@google.com>
1784
1785 * icf.h (is_section_foldable_candidate): Change type of parameter
1786 to std::string.
1787 * icf.cc (Icf::find_identical_sections): Change type of local variable
1788 section_name to be std::string.
1789 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1790
d433c3ac
ILT		 17912011-01-25 Ian Lance Taylor <iant@google.com>
1792
1793 * script.cc (script_add_extern): Rewrite to use
1794 add_symbol_reference.
1795
880473a6
DK		 17962011-01-25 Doug Kwan <dougkwan@google.com>
1797
d433c3ac 1798 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1799
f30f86fa
ILT		 18002011-01-24 Ian Lance Taylor <iant@google.com>
1801
1802 * options.h (class General_options): Accept
1803 --no-detect-odr-violations.
1804
8e51a0b9
ILT		 18052011-01-24 Ian Lance Taylor <iant@google.com>
1806
1807 * version.cc (version_string): Bump to 1.11.
1808
0f3b89d8
ILT		 18092011-01-24 Ian Lance Taylor <iant@google.com>
1810
1811 * plugin.cc (class Plugin_rescan): Define new class.
1812 (Plugin_manager::claim_file): Set any_claimed_.
1813 (Plugin_manager::save_archive): New function.
1814 (Plugin_manager::save_input_group): New function.
1815 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1816 necessary.
1817 (Plugin_manager::new_undefined_symbol): New function.
1818 (Plugin_manager::rescan): New function.
1819 (Plugin_manager::rescannable_defines): New function.
1820 (Plugin_manager::add_input_file): Set any_added_.
1821 * plugin.h (class Plugin_manager): define new fields rescannable_,
1822 undefined_symbols_, any_claimed_, and any_added_. Declare
1823 Plugin_rescan as friend. Declare new functions.
1824 (Plugin_manager::Rescannable): Define type.
1825 (Plugin_manager::Rescannable_list): Define type.
1826 (Plugin_manager::Undefined_symbol_list): Define type.
1827 (Plugin_manager::Plugin_manager): Initialize new fields.
1828 * archive.cc (Archive::defines_symbol): New function.
1829 (Add_archive_symbols::run): Pass archive to plugins if any.
1830 * archive.h (class Archive): Declare defines_symbol.
1831 * readsyms.cc (Input_group::~Input_group): New function.
1832 (Finish_group::run): Pass input_group to plugins if any.
1833 * readsyms.h (class Input_group): Declare destructor.
1834 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1835 any.
1836
3bb951e5
ILT		 18372011-01-10 Ian Lance Taylor <iant@google.com>
1838
1839 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1840 section as relro.
1841 (Layout::set_segment_offsets): Reset increase_relro before calling
1842 set_section_addresses a second time.
1843
0aa45fac
CC		 18442011-01-04 Cary Coutant <ccoutant@google.com>
1845
1846 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1847 sections before NOBITS sections.
1848
0db46eb4
L		 18492011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1850
1851 * version.cc (print_version): Update copyright to 2011.
1852
829c9745
CC		 18532010-12-23 Cary Coutant <ccoutant@google.com>
1854
1855 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1856 of OS to this->add. Add OD parameter to second form of the function.
1857
7500420b
ILT		 18582010-12-20 Ian Lance Taylor <iant@google.com>
1859
1860 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1861 second of two consecutive entries with same offset.
1862
f8e9a930
RW		 18632010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1864
1865 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1866 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1867 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1868 to avoid unneeded links against $(LDADD).
1869 * testsuite/Makefile.in: Regenerate.
1870
2fbb4320
ILT		 18712010-12-15 Ian Lance Taylor <iant@google.com>
1872
1873 PR gold/12324
1874 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1875 for R_X86_64_32 and R_X86_64_PC32.
1876 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1877 ver_matching_def_pic.o.
1878 (ver_matching_def_pic.o): New target.
1879
fedb228d
RW		 18802010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1881
1882 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1883 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1884 Move definition before File_read::View member definitions.
1885 (File_read::View::~View): Initialize and hold lock before
1886 updating current_mapped_bytes.
1887
9b547ce6
RW		 18882010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1889
1890 * dwarf_reader.cc: Remove outdated comment.
1891 * gold-threads.cc: Fix typo in error message.
1892 * archive.cc: Fix typos in comments.
1893 * archive.h: Likewise.
1894 * arm-reloc-property.cc: Likewise.
1895 * arm-reloc-property.h: Likewise.
1896 * arm-reloc.def: Likewise.
1897 * arm.cc: Likewise.
1898 * attributes.h: Likewise.
1899 * cref.cc: Likewise.
1900 * ehframe.cc: Likewise.
1901 * fileread.h: Likewise.
1902 * gold.h: Likewise.
1903 * i386.cc: Likewise.
1904 * icf.cc: Likewise.
1905 * incremental.h: Likewise.
1906 * int_encoding.cc: Likewise.
1907 * layout.h: Likewise.
1908 * main.cc: Likewise.
1909 * merge.h: Likewise.
1910 * object.cc: Likewise.
1911 * object.h: Likewise.
1912 * options.cc: Likewise.
1913 * readsyms.cc: Likewise.
1914 * reduced_debug_output.cc: Likewise.
1915 * reloc.cc: Likewise.
1916 * script-sections.cc: Likewise.
1917 * sparc.cc: Likewise.
1918 * symtab.h: Likewise.
1919 * target-reloc.h: Likewise.
1920 * target.cc: Likewise.
1921 * target.h: Likewise.
1922 * timer.cc: Likewise.
1923 * timer.h: Likewise.
1924 * x86_64.cc: Likewise.
1925
83e17bd5
CC		 19262010-12-09 Cary Coutant <ccoutant@google.com>
1927
1928 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1929 stack.
1930 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1931 parameter; change all callers.
1932 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1933 * options.h (warn_execstack): New option.
1934
017257f8
DK		 19352010-12-07 Doug Kwan <dougkwan@google.com>
1936
1937 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1938 like function call relocations.
1939
c20cbc06
ILT		 19402010-12-07 Ian Lance Taylor <iant@google.com>
1941
1942 * archive.cc (Archive::get_elf_object_for_member): Permit
1943 punconfigured to be NULL.
1944 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1945 (Archive::include_member): Pass NULL to get_elf_object_for_member
1946 if we searched for the archive and this is the first included
1947 object.
1948
4dbfafcc
ILT		 19492010-12-01 Ian Lance Taylor <iant@google.com>
1950
1951 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1952 track_relocs_type_ field.
1953 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1954 Set track_relocs_type_.
1955 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1956 contents when using RELA relocs.
1957 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1958 reloc_map_.
1959 * reloc.cc (Track_relocs::next_addend): New function.
1960 * reloc.h (class Track_relocs): Declare next_addend.
1961
e5e19edd
ILT		 19622010-12-01 Ian Lance Taylor <iant@google.com>
1963
1964 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1965 virtual destructor.
1966
9a5ce24c
ILT		 19672010-12-01 Ian Lance Taylor <iant@google.com>
1968
1969 * README: Update compilers known to work and fail.
1970
c7791212
NC		 19712010-11-23 Matthias Klose <doko@ubuntu.com>
1972
1973 * configure.in: For --enable-gold, handle value `default' instead of
1974 `both*'. Always install ld as ld.bfd, install as ld if gold is
1975 not the default.
1976 * configure: Regenerate.
1977
0ad220c9
DK		 19782010-11-18 Doug Kwan <dougkwan@google.com>
1979
1980 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1981 and right_alignment to be zero. Store result alignment only if it is
1982 greater than existing alignment.
1983
ab8056e0
CC		 19842010-11-16 Cary Coutant <ccoutant@google.com>
1985
1986 PR gold/12220
1987 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1988 Check for ".zdebug_line".
1989
fd064a5b
CC		 19902010-11-16 Doug Kwan <dougkwan@google.com>
1991 Cary Coutant <ccoutant@google.com>
1992
1993 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1994 by reference; adjust all callers.
1995 * output.cc (Output_segment::set_section_addresses): Adjust references
1996 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1997 list is empty.
1998 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1999 end at page boundary.
2000
6fc6ea19
CC		 20012010-11-16 Cary Coutant <ccoutant@google.com>
2002
2003 PR gold/12220
2004 * layout.cc (Layout::choose_output_section): Transform names of
2005 compressed sections even when using a script with a SECTIONS clause.
2006 (Layout::output_section_name): Remove code to transform
2007 compressed debug section names.
2008 * output.cc (Output_section::add_input_section): Use uncompressed
2009 section size when tracking input sections.
2010
95a2c8d6
RS		 20112010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2012
2013 * symtab.h (Symbol::NON_PIC_REF): Remove.
2014 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2015 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2016 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2017 (Symbol::use_plt_offset): Take a flags argument and pass it
2018 directly to needs_dynamic_reloc. Restrict check for undefined
2019 weak symbols to function calls.
2020 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2021 (Target_arm::Scan::global): Use it.
2022 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2023 (Target_arm::Relocate::relocate): Likewise.
2024 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2025 parameter with an r_type parameter. Use get_reference_flags
2026 to get the flags.
2027 (Target_arm::Relocate::relocate): Update accordingly.
2028 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2029 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2030 (Target_i386::Scan::global): Likewise.
2031 (Target_i386::Relocate::relocate): Likewise.
2032 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2033 parameter with an r_type parameter. Use get_reference_flags
2034 to get the flags.
2035 (Target_i386::Relocate::relocate): Update accordingly.
2036 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2037 (Target_powerpc::Scan::global): Use it.
2038 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2039 (Target_powerpc::Relocate::relocate): Likewise.
2040 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2041 (Target_sparc::Scan::global): Use it.
2042 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2043 (Target_sparc::Relocate::relocate): Likewise.
2044 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2045 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2046 (Target_x86_64::Scan::global): Likewise.
2047 (Target_x86_64::Relocate::relocate): Likewise.
2048
f625ae50
DK		 20492010-11-08 Doug Kwan <dougkwan@google.com>
2050 Cary Coutant <ccoutant@google.com>
2051
2052 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2053 (Arm_exidx_merge_section::section_contents_): New data member.
2054 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2055 (Arm_input_section::~Arm_input_section): De-allocate memory.
2056 (Arm_input_section::original_contents_): New data member.
2057 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2058 in parameters instead of calling Object::section_contents without
2059 locking.
2060 (Arm_output_section::group_section): New parameter TASK. Pass it
2061 to callees that need locking objects.
2062 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2063 to lock EXIDX input sections. Fix a formatting issue. Call
2064 Arm_exidx_merged_section::build_contents to create merged section
2065 contents.
2066 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2067 to lock object of stub table owner.
2068 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2069 TEXT_SIZE to initialize data member TEXT_SIZE_.
2070 (Arm_exidx_input_section::addralign): Fix typo in comment.
2071 (Arm_exidx_input_section::text_size): New method.
2072 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2073 that require locking objects. Lock objects before scanning for stubs
2074 and updating local symbols.
2075 (Arm_input_section<big_endian>::init): Copy contents of original
2076 input section.
2077 (Arm_input_section<big_endian>::do_write): Use saved contents of
2078 original input section instead of calling Object::section_contents
2079 without locking.
2080 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2081 size without calling Object::section_size().
2082 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2083 for size. Allocate a buffer for merged EXIDX entries.
2084 (Arm_exidx_merged_section::build_contents): New method.
2085 (Arm_exidx_merged_section::do_write): Move merge section contents
2086 building code to Arm_exidx_merged_section::build_contetns. Write
2087 out contetns in buffer instead of building it on the fly.
2088 (Arm_relobj::make_exidx_input_section): Also pass text section size
2089 to Arm_exidx_input_section constructor.
2090 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2091 (Arm_dynobj::do_read_symbols): Fix memory leak.
2092 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2093 * target.h: (class Task): Add forward declaration.
2094 (Target::relax): Add new parameter TASK and pass it to
2095 Target::do_relax().
2096 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2097
5f9bcf58
CC		 20982010-11-05 Cary Coutant <ccoutant@google.com>
2099
2100 PR gold/10708
2101 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2102 object when reading from the file.
2103 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2104 second layout pass.
2105 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2106 when reading section contents.
2107 (get_section_contents): Likewise.
2108 (icf::find_identical_sections): Likewise.
2109 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2110 object when reading from the file.
2111 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2112 the object when doing deferred section layout.
2113
e597fa08
NC		 21142010-11-03 Nick Clifton <nickc@redhat.com>
2115
2116 PR gold/12001
2117 * script.h (class Symbol_assignment: name): New member. Returns
2118 the name of the symbol.
2119 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2120 Returns true if the given symbol name is on the list of
2121 assignments wating to be processed.
2122 * archive.cc (should_incldue_member): If the symbol is undefined,
2123 check to see if it is on the list of symbols pending assignment.
2124
3f9a3278
ILT		 21252010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2126
2127 * script-sections.cc (Script_sections::find_memory_region): Check
2128 for a NULL output section pointer.
2129
d06fb4d1
DK		 21302010-10-29 Doug Kwan <dougkwan@google.com>
2131
2132 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2133 Output_section::add_relaxed_input_section.
2134 * output.cc (Output_section::add_relaxed_input_section): Add new
2135 arguments LAYOUT and NAME. Set section order index.
2136 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2137 Copy section order index.
2138 * output.h (Output_section::add_relaxed_input_section): Add new
2139 arguments LAYOUT and NAME.
2140
90e24de5
ILT		 21412010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2142
2143 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2144 NATIVE_OR_CROSS_LINKER.
2145 * testsuite/Makefile.in: Regenerate.
2146
c9484ea5
DK		 21472010-10-20 Doug Kwan <dougkwan@google.com>
2148
2149 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2150 without SHF_LINK_ORDER flags.
2151 * layout.cc (Layout::choose_output_section): Do not filter
2152 SHF_LINK_ORDER flag in a relocatable link.
2153
5bc2f5be
CC		 21542010-10-17 Cary Coutant <ccoutant@google.com>
2155
2156 * output.h (Output_segment::set_section_addresses): Change function
2157 signature. Update all callers.
2158 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2159 sections.
2160 (Output_segment::set_section_addresses): Align after last TLS
2161 section. Add padding before last relro section instead of after.
2162
0c91cf04
DK		 21632010-10-17 Doug Kwan <dougkwan@google.com>
2164
2165 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2166 GOT output section to be writable.
2167
8c21d9d3
CC		 21682010-10-14 Cary Coutant <ccoutant@google.com>
2169
2170 * debug.h (DEBUG_INCREMENTAL): New flag.
2171 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2172 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2173 mode.
2174 * incremental.cc (report_command_line): Ignore all forms of
2175 --incremental.
2176 * layout.cc (Layout::Layout): Check parameters for incremental link
2177 mode.
2178 * options.cc (General_options::parse_incremental): New function.
2179 (General_options::parse_no_incremental): New function.
2180 (General_options::parse_incremental_full): New function.
2181 (General_options::parse_incremental_update): New function.
2182 (General_options::incremental_mode_): New data member.
2183 (General_options::finalize): Check incremental_mode_.
2184 * options.h (General_options): Update help text for --incremental.
2185 Add --no-incremental, --incremental-full, --incremental-update.
2186 (General_options::Incremental_mode): New enum type.
2187 (General_options::incremental_mode): New function.
2188 (General_options::incremental_mode_): New data member.
2189 * parameters.cc (Parameters::incremental_mode_): New data member.
2190 (Parameters::set_options): Set incremental_mode_.
2191 (Parameters::set_incremental_full): New function.
2192 (Parameters::incremental): New function.
2193 (Parameters::incremental_update): New function.
2194 (set_parameters_incremental_full): New function.
2195 * parameters.h (Parameters::set_incremental_full): New function.
2196 (Parameters::incremental): New function.
2197 (Parameters::incremental_update): New function.
2198 (Parameters::incremental_mode_): New data member.
2199 (set_parameters_incremental_full): New function.
2200 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2201 incremental link mode.
2202 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2203 (Sized_relobj::do_relocate_sections): Likewise.
2204 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2205 option.
2206 * testsuite/Makefile.in: Regenerate.
2207 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2208
bb32aa18 22092010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2210
2211 * script-sections.h (class Script_sections): Make
2212 Sections_elements typedef public.
2213 * script-sections.cc (class Sort_output_sections): Add elements_
2214 field. Add constructor which sets it; change all callers.
2215 (Sort_output_sections::is_before): New function.
2216 (Sort_output_sections::operator()): Call is_before.
2217 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2218 conditional.
2219 * testsuite/script_test_10.sh: New test. Test script section
2220 order.
2221 * testsuite/script_test_10.t: Likewise.
2222 * testsuite/script_test_10.s: Likewise.
2223 * testsuite/Makefile.am: Wrap the cross linker tests and the
2224 common tests into NATIVE_OR_CROSS_LINKER.
2225 (check_SCRIPTS): Add script_test_10.sh.
2226 (check_DATA): Add script_test_10.stdout.
2227 (script_test_10.o, script_test_10): New targets.
2228 (script_test_10.stdout): New target.
2229 * configure, testsuite/Makefile.in: Regenerate.
2230
3cef7179
ILT		 22312010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2232
2233 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2234 error for the deprecated relocations.
2235 (Target_arm::Scan::global): Likewise.
2236 (Target_arm::Relocate::relocate): Likewise.
2237
7411e9a8
RS		 22382010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2239
2240 * fileread.cc (Input_file::find_file): Initialize *found_name
2241 and *namep when using the fallback search for case 4.
2242
6a9da32a
CC		 22432010-10-11 Cary Coutant <ccoutant@google.com>
2244
2245 * options.h (class General_options): Redefine -z lazy as an alias for
2246 the negation of -z now.
2247
ac897c20
ILT		 22482010-10-11 Ian Lance Taylor <iant@google.com>
2249
2250 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2251 binding.
2252
ea5cae92
NC		 22532010-10-06 Nick Clifton <nickc@redhat.com>
2254
2255 * script-sections.cc(class Memory_region): Remove
2256 current_lma_offset_ field. Rename current_vma_offset_ to
2257 current_offset_. Add last_section_ field.
2258 (Memory_region::get_current_vma_address): Rename to
2259 get_current_address.
2260 (Memory_region::get_current_lma_address): Delete.
2261 (Memory_region::increment_vma_offset): Rename to
2262 increment_offset.
2263 (Memory_region::increment_lma_offset): Delete.
2264 (Memory_region::attributes_compatible): New method. Returns
2265 true if the provided section is compatible with the region.
2266 (Memory_region::get_last_section): New method. Returns the last
2267 section to use the region.
2268 (Memory_region::set_last_section): New method. Stores the last
2269 section to use the region.
2270 (Script_sections::block_in_region): New method. Returns true if
2271 a block of memory is contained within a region.
2272 (Script_sections::find_memory_region): New method. Locates a
2273 memory region to be used to set a VMA or LMA address.
2274 (Output_section_definition::set_section_addresses): Add code to
2275 check for addresses set by memory regions.
2276 (Output_segment::set_section_addresses): Remove memory region
2277 walking code.
2278 (Script_sections::create_segment): Add a warning if a header
2279 segment is created outside of any region.
2280 * script-sections.h (class Script_sections): Add prototypes for
2281 find_memory_region and block_in_region methods.
2282 * testsuite/memory_test.s: Use .long instead of .word.
2283 * testsuite/memory_test.t: Add some more output sections.
2284 * testsuite/memory_test.sh: Update expected output.
2285
a9bfd952
DK		 22862010-10-02 Doug Kwan <dougkwan@google.com>
2287
2288 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2289 defintion to symtab.h
2290 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2291 declaration to defintion.
2292
bacff3ab
NC		 22932010-10-01 Nick Clifton <nickc@redhat.com>
2294
2295 * expression.cc (eval): Replace dummy argument with NULL.
2296 (eval_maybe_dot): Check for a NULL result section pointer.
2297 (Symbol_expression::value): Likewise.
2298 (Dot_expression::value): Likewise.
2299 (BINARY_EXPRESSION): Likewise.
2300 (Max_expression::value): Likewise.
2301 (Min_expression::value): Likewise.
2302 (Absolute_expression::value): Likewise.
2303 (Addr_expression::value_from_output_section): Likewise.
2304 (Loaddddr_expression::value_from_output_section): Likewise.
2305 (Segment_start_expression::value): Likewise.
2306 * script-sections.cc
2307 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2308 argument with NULL.
2309 (Sections_elememt_dot_assignment::set_section_addresses):
2310 Likewise.
2311 (Output_data_expression::do_write_to_buffer): Likewise.
2312 (Output_section_definition::finalize_symbols): Likewise.
2313 (Output_section_definition::set_section_addresses): Likewise.
2314
f81bc8b5
DK		 23152010-09-30 Doug Kwan <dougkwan@google.com>
2316
2317 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2318
c95e9f27
ST		 23192010-09-28 Sriraman Tallam <tmsriram@google.com>
2320
2321 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2322 function.
c95e9f27
ST		 2323 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2324 virtual function.
2325 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2326 virtual function.
2327 * icf.cc (get_section_contents): Inline merge sections only when
2328 target allows it.
2329
3cac54d2
RW		 23302010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2331
2332 * configure: Regenerate.
2333
2904037a
ILT		 23342010-09-17 Ian Lance Taylor <iant@google.com>
2335
2336 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2337 * testsuite/Makefile.am (memory_test.o): New target.
2338 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2339 memory_test.t.
2340 * testsuite/Makefile.in: Rebuild.
2904037a 2341
bca7fb63
DK		 23422010-09-17 Doug Kwan <dougkwan@google.com>
2343
2344 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2345 defintion if relocation uses GOT entries of the symbol.
2346 * testsuite/icf_safe_test.sh: Fix test.
2347 * testsuite/icf_safe_so_test.sh: Fix test.
2348
4ef28648
CC		 23492010-09-16 Cary Coutant <ccoutant@google.com>
2350
2351 * script_sections.cc (class Memory_region): Remove "NULL" from
2352 vector initializations.
2353
793990de
CC		 23542010-09-15 Cary Coutant <ccoutant@google.com>
2355
2356 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2357 Resolve forwarding symbols.
2358
81e015e2
DK		 23592010-09-15 Doug Kwan <dougkwan@google.com>
2360
2361 * gold/testsuite/script_test_3.t: Add ARM special sections.
2362 * gold/testsuite/script_test_4.t: Same.
2363 * gold/testsuite/script_test_5.t: Same.
2364 * gold/testsuite/script_test_6.t: Same.
2365 * gold/testsuite/script_test_7.t: Same.
2366 * gold/testsuite/script_test_7.t: Same.
2367 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2368
36171d64
CC		 23692010-09-14 Cary Coutant <ccoutant@google.com>
2370
2371 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2372 (Target_x86_64::Relocate::relocate_tls): Replace check for
2373 saw_tls_block_reloc_ with test for executable section.
2374
d89051bd
CC		 23752010-09-12 Cary Coutant <ccoutant@google.com>
2376
2377 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2378 position-independent executables to shared libraries need dynamic
2379 relocations.
2380 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2381 position-independent executables.
2382 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2383 * testsuite/Makefile.in: Regenerate.
2384
fca41f0f
NC		 23852010-09-10 Nick Clifton <nickc@redhat.com>
2386
2387 PR gold/11997
2388 * testsuite/memory_test.t: Discard any sections that are not
2389 needed.
2390
6695e4b3
L		 23912010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2392
2393 PR gold/11996
2394 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2395 "This::" to work around a bug in gcc 4.2.
2396
2397 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2398
0f72bf6f
RÁE		 23992010-09-09 Rafael Espindola <espindola@google.com>
2400
2401 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2402 sections with different PF_X flags in the same segment.
2403 (Layout::find_first_load_seg): Search all segments to find the first
2404 one.
2405 * options.h (rosegment): New.
2406
24072010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2408
05a79166 2409 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2410
aa98ff75
DK		 24112010-09-08 Doug Kwan <dougkwan@google.com>
2412
2413 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2414 (Arm_relobj::do_relocate_sections): Add new parameter for output
2415 file to match the parent.
2416 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2417 of local symbols instead of input values. Update code to track
2418 changes in gold::relocate_section.
2419 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2420 (Sized_relobj::compute_final_local_value_internal): New methods.
2421 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2422 body into private version of Sized_relobj::compute_final_local_value.
2423 Call the inline method.
2424 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2425 merged symbol value if there is one.
2426 (Symbol_value::has_output_value): New method defintiion.
2427 (Sized_relobj::Compute_final_local_value_status): New enum type.
2428 (Sized_relobj::compute_final_local_value): New methods.
2429 (Sized_relobj::compute_final_local_value_internal): New methods.
2430 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2431 and arm_cortex_a8.sh.
2432 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2433 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2434 New tests.
2435 * Makefile.in: Regenerate.
2436 * testsuite/arm_bl_out_of_range.s: Update test.
2437 * testsuite/thumb_bl_out_of_range.s: Ditto.
2438 * testsuite/thumb_blx_out_of_range.s: Ditto.
2439 * testsuite/arm_branch_out_of_range.sh: New file.
2440 * testsuite/arm_cortex_a8.sh: Ditto.
2441 * testsuite/arm_cortex_a8_b.s: Ditto.
2442 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2443 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2444 * testsuite/arm_cortex_a8_bl.s: Ditto.
2445 * testsuite/arm_cortex_a8_blx.s: Ditto.
2446 * testsuite/arm_cortex_a8_local.s: Ditto.
2447 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2448 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2449
05a79166
L		 24502010-09-08 Rafael Espindola <espindola@google.com>
2451
2452 * Makefile.am (memory_test.stdout): Run readelf with -W.
2453 * Makefile.in: Regenerate.
2454 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2455 64 bit output.
2456
33dbc701
RÁE		 24572010-09-08 Rafael Espindola <espindola@google.com>
2458
2459 * script-sections.cc (Script_sections::add_memory_region): Convert
2460 field precision to int.
2461 * script.cc (script_set_section_region, script_set_section_region):
2462 Convert field precision to int.
2463
731ca54a
RÁE		 24642010-09-08 Rafael Espindola <espindola@google.com>
2465
2466 * arm.cc (do_finalize_sections): Create the __exidx_start and
2467 __exdix_end symbols even when the section is missing.
2468
7f8cd844
NC		 24692010-09-08 Nick Clifton <nickc@redhat.com>
2470
2471 * README: Remove claim that MEMORY is not supported.
2472 * expression.cc (script_exp_function_origin)
2473 (script_exp_function_length): Move from here to ...
2474 * script.cc: ... here.
2475 (script_set_section_region, script_add_memory)
2476 (script_parse_memory_attr, script_include_directive): New
2477 functions.
2478 * script-sections.cc
2479 (class Memory_region): New class.
2480 (class Output_section_definition): Add set_memory_region,
2481 set_section_vma, set_section_lma and get_section_name methods.
2482 (class Script_Sections): Add add_memory_region,
2483 find_memory_region, find_memory_region_origin,
2484 find_memory_region_length and set_memory_region methods.
2485 Have set_section_addresses method walk the list of set memory
2486 regions.
2487 Extend the print methos to display memory regions.
2488 * script-sections.h: Add prototypes for new methods.
2489 Add enum for MEMORY region attributes.
2490 * yyscript.y: Add support for parsing MEMORY regions.
2491 * script-c.h: Add prototypes for new functions.
2492 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2493 * testsuite/Makefile.in: Regenerate.
2494 * testsuite/memory_test.sh: New script.
2495 * testsuite/memory_test.s: New assembler source file.
2496 * testsuite/memory_test.t: New linker script.
2497
a4649286
DK		 24982010-08-27 Doug Kwan <dougkwan@google.com>
2499
2500 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2501 reference override an existing dynamic weak reference.
2502 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2503 * testsuite/Makefile.in: Regenerate.
2504 * testsuite/dyn_weak_ref.sh: New file.
2505 * testsuite/dyn_weak_ref_1.c: Ditto.
2506 * testsuite/dyn_weak_ref_2.c: Ditto.
2507
b56648ad
ILT		 25082010-08-27 Ian Lance Taylor <iant@google.com>
2509
2510 * incremental.h (class Incremental_input_entry): Add virtual
2511 destructor.
2512
809313cb
ILT		 25132010-08-27 Ian Lance Taylor <iant@google.com>
2514
2515 * testsuite/start_lib_test_3.c: Mark t3 as used.
2516
11e32464
NC		 25172010-08-27 Nick Clifton <nickc@redhat.com>
2518
2519 * options.cc (version_script): Fix small typo in previous
2520 whitespace tidyup.
2521
ca09d69a
NC		 25222010-08-25 Nick Clifton <nickc@redhat.com>
2523
2524 * archive.cc: Formatting fixes: Remove whitespace between
2525 typename and following asterisk. Remove whitespace between
2526 function name and opening parenthesis.
2527 * archive.h: Likewise.
2528 * arm.cc: Likewise.
2529 * attributes.cc: Likewise.
2530 * attributes.h: Likewise.
2531 * common.cc: Likewise.
2532 * copy-relocs.cc: Likewise.
2533 * dirsearch.h: Likewise.
2534 * dynobj.cc: Likewise.
2535 * ehframe.cc: Likewise.
2536 * ehframe.h: Likewise.
2537 * expression.cc: Likewise.
2538 * fileread.cc: Likewise.
2539 * fileread.h: Likewise.
2540 * gc.h: Likewise.
2541 * gold-threads.cc: Likewise.
2542 * gold.cc: Likewise.
2543 * i386.cc: Likewise.
2544 * icf.h: Likewise.
2545 * incremental-dump.cc: Likewise.
2546 * incremental.cc: Likewise.
2547 * layout.cc: Likewise.
2548 * layout.h: Likewise.
2549 * main.cc: Likewise.
2550 * merge.cc: Likewise.
2551 * merge.h: Likewise.
2552 * object.cc: Likewise.
2553 * object.h: Likewise.
2554 * options.cc: Likewise.
2555 * options.h: Likewise.
2556 * output.cc: Likewise.
2557 * output.h: Likewise.
2558 * plugin.cc: Likewise.
2559 * plugin.h: Likewise.
2560 * powerpc.cc: Likewise.
2561 * reloc.cc: Likewise.
2562 * script-c.h: Likewise.
2563 * script-sections.cc: Likewise.
2564 * script.cc: Likewise.
2565 * stringpool.cc: Likewise.
2566 * symtab.cc: Likewise.
2567 * symtab.h: Likewise.
2568 * target.cc: Likewise.
2569 * timer.cc: Likewise.
2570 * timer.h: Likewise.
2571 * version.cc: Likewise.
2572 * x86_64.cc: Likewise.
2573
b8fa8750
NC		 25742010-08-24 Nick Clifton <nickc@redhat.com>
2575
2576 PR 11899
2577 * layout.cc (segment_precedes): Sort segments by their physical
2578 addresses, if they have been set.
2579
9919d93b
CC		 25802010-08-23 Cary Coutant <ccoutant@google.com>
2581
2582 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2583 symbols data.
2584 (Lib_group::include_member): Unlock object after deleting its
2585 symbols data.
2586 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2587 the bug fixed here.
2588
97b4be1c
CC		 25892010-08-19 Neil Vachharajani <nvachhar@google.com>
2590 Cary Coutant <ccoutant@google.com>
2591
2592 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2593 constructor, and set_blocker.
2594 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2595 readsyms_blocker_.
2596 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2597 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2598 * testsuite/Makefile.am (start_lib_test): New test case.
2599 * testsuite/Makefile.in: Regenerate.
2600 * testsuite/start_lib_test_main.c: New file.
2601 * testsuite/start_lib_test_1.c: New file.
2602 * testsuite/start_lib_test_2.c: New file.
2603 * testsuite/start_lib_test_3.c: New file.
2604
dd0b1884
ILT		 26052010-08-19 Ian Lance Taylor <iant@google.com>
2606
2607 * Makefile.in: Rebuild with automake 1.11.1.
2608 * aclocal.m4: Likewise.
2609 * testsuite/Makefile.in: Likewise.
2610
7223e9ca
ILT		 26112010-08-19 Ian Lance Taylor <iant@google.com>
2612
2613 PR 10893
2614 * i386.cc (class Output_data_plt_i386): Update declarations.
2615 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2616 local_ifuncs_ fields.
2617 (Target_i386::do_plt_section_for_global): New function.
2618 (Target_i386::do_plt_section_for_local): New function.
2619 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2620 parameter; change all callers. Initialize global_ifuncs_ and
2621 local_ifuncs_. If doing a static link define __rel_iplt_start and
2622 __rel_iplt_end.
2623 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2624 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2625 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2626 symbols.
2627 (Target_i386::make_plt_section): New function, broken out of
2628 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2629 (Target_i386::make_plt_entry): Call make_plt_section.
2630 (Target_i386::make_local_ifunc_plt_entry): New function.
2631 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2632 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2633 R_386_IRELATIVE to switch.
2634 (Target_i386::Scan::global): Likewise.
2635 (Target_i386::Relocate::relocate): Likewise.
2636 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2637 switch.
2638 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2639 (Target_x86_64::do_plt_section_for_global): New function.
2640 (Target_x86_64::do_plt_section_for_local): New function.
2641 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2642 parameter; change all callers. If doing a static link define
2643 __rela_iplt_start and __rela_iplt_end.
2644 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2645 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2646 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2647 to point to .plt.
2648 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2649 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2650 switch.
2651 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2652 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2653 R_X86_64_IRELATIVE to switch.
2654 (Target_x86_64::Scan::global): Likewise.
2655 (Target_x86_64::Relocate::relocate): Likewise.
2656 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2657 switch.
2658 * target.h (class Target): Add plt_section_for_global and
2659 plt_section_for_local functions. Add do_plt_section_for_global
2660 and do_plt_section_for_local virtual functions.
2661 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2662 clarifying comments.
2663 (Symbol::use_plt_offset): Handle IFUNC symbol.
2664 * object.cc (Sized_relobj::Sized_relobj): Initialize
2665 local_plt_offsets_.
2666 (Sized_relobj::local_has_plt_offset): New function.
2667 (Sized_relobj::local_plt_offset): New function.
2668 (Sized_relobj::set_local_plt_offset): New function.
2669 (Sized_relobj::do_count): Handle IFUNC symbol.
2670 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2671 a bit away from input_shndx_ field. Add set_is_func_symbol and
2672 is_ifunc_symbol functions.
2673 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2674 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2675 local_plt_offsets_ field.
2676 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2677 * output.h (class Output_section_data): Add non-const
2678 output_section function.
2679 (class Output_data_got): Update declarations.
2680 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2681 Add use_plt_offset parameter to global and local constructors.
2682 Change all callers. Change local_sym_index_ field to 31 bits.
2683 Change GSYM_CODE and CONSTANT_CODE accordingly.
2684 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2685 doing a static link don't set sh_link field.
2686 (Output_data_got::Got_entry::write): Use PLT offset if
2687 appropriate.
2688 (Output_data_got::add_global_plt): New function.
2689 (Output_data_got::add_local_plt): New function.
2690 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2691 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2692 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2693 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2694 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2695 IFUNC conditional.
2696 * testsuite/ifunc-sel.h: New file.
2697 * testsuite/ifuncmain1.c: New file.
2698 * testsuite/ifuncmain1vis.c: New file.
2699 * testsuite/ifuncmod1.c: New file.
2700 * testsuite/ifuncdep2.c: New file.
2701 * testsuite/ifuncmain2.c: New file.
2702 * testsuite/ifuncmain3.c: New file.
2703 * testsuite/ifuncmod3.c: New file.
2704 * testsuite/ifuncmain4.c: New file.
2705 * testsuite/ifuncmain5.c: New file.
2706 * testsuite/ifuncmod5.c: New file.
2707 * testsuite/ifuncmain6pie.c: New file.
2708 * testsuite/ifuncmod6.c: New file.
2709 * testsuite/ifuncmain7.c: New file.
2710 * configure, testsuite/Makefile.in: Rebuild.
2711
56f75c03
ILT		 27122010-08-18 Ian Lance Taylor <iant@google.com>
2713
2714 * incremental.cc
2715 (Output_section_incremental_inputs::write_input_files): Add cast
2716 to avoid signed/unsigned comparison warning.
2717 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2718
55455f89
CC		 27192010-08-12 Cary Coutant <ccoutant@google.com>
2720
2721 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2722
e2054bcb
ILT		 27232010-08-13 Ian Lance Taylor <iant@google.com>
2724
2725 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2726
74f67560
DK		 27272010-08-12 Cary Coutant <ccoutant@google.com>
2728 Doug Kwan <dougkwan@google.com>
2729
2730 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2731 defintion overrides non-weak undef, remember that the original undef
2732 is not weak.
2733 * symtab.cc (Symbol_table::sized_write_global): For undef without
2734 an original weak binding, set binding to global in output.
2735 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2736 * testsuite/Makefile.in: Regenerate.
2737 * testsuite/strong_ref_weak_def.sh: New file.
2738 * testsuite/strong_ref_weak_def_1.c: Ditto.
2739 * testsuite/strong_ref_weak_def_2.c: Ditto.
2740
d1238d12
CC		 27412010-08-12 Cary Coutant <ccoutant@google.com>
2742
2743 * testsuite/incremental_test.sh: Rewrite.
2744 * testsuite/incremental_test_1.c: Rewrite.
2745 * testsuite/incremental_test_2.c: Rewrite.
2746
0e70b911
CC		 27472010-08-12 Cary Coutant <ccoutant@google.com>
2748
2749 * arm.cc (Target_arm::got_size): Add const.
2750 (Target_arm::got_entry_count): New function.
2751 (Target_arm::plt_entry_count): New function.
2752 (Target_arm::first_plt_entry_offset): New function.
2753 (Target_arm::plt_entry_size): New function.
2754 (Output_data_plt_arm::entry_count): New function.
2755 (Output_data_plt_arm::first_plt_entry_offset): New function.
2756 (Output_data_plt_arm::get_plt_entry_size): New function.
2757 * i386.cc (Target_i386::got_size): Add const.
2758 (Target_i386::got_entry_count): New function.
2759 (Target_i386::plt_entry_count): New function.
2760 (Target_i386::first_plt_entry_offset): New function.
2761 (Target_i386::plt_entry_size): New function.
2762 (Output_data_plt_i386::entry_count): New function.
2763 (Output_data_plt_i386::first_plt_entry_offset): New function.
2764 (Output_data_plt_i386::get_plt_entry_size): New function.
2765 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2766 find_incremental_inputs_sections. Dump incremental_got_plt section.
2767 * incremental.cc: Include target.h.
2768 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2769 parameter. Adjust all callers. Find incremental_got_plt section.
2770 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2771 section.
2772 (Output_section_incremental_inputs::set_final_data_size): Calculate
2773 size of incremental_got_plt section.
2774 (Output_section_incremental_inputs::do_write): Write the
2775 incremental_got_plt section.
2776 (Got_plt_view_info): New struct.
2777 (Local_got_offset_visitor): New class.
2778 (Global_got_offset_visitor): New class.
2779 (Global_symbol_visitor_got_plt): New class.
2780 (Output_section_incremental_inputs::write_got_plt): New function.
2781 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2782 Add parameter. Adjust all callers.
2783 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2784 (Incremental_inputs::got_plt_section): New function.
2785 (Incremental_inputs::got_plt_section_): New data member.
2786 (Incremental_got_plt_reader): New class.
2787 * layout.cc (Layout::create_incremental_info_sections): Add the
2788 incremental_got_plt section.
2789 * object.h (Got_offset_list::get_list): New function.
2790 (Got offset_list::for_all_got_offsets): New function.
2791 (Sized_relobj::local_got_offset_list): New function.
2792 * powerpc.cc (Target_powerpc::got_size): Add const.
2793 (Target_powerpc::got_entry_count): New function.
2794 (Target_powerpc::plt_entry_count): New function.
2795 (Target_powerpc::first_plt_entry_offset): New function.
2796 (Target_powerpc::plt_entry_size): New function.
2797 (Output_data_plt_powerpc::entry_count): New function.
2798 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2799 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2800 * sparc.cc (Target_sparc::got_size): Add const.
2801 (Target_sparc::got_entry_count): New function.
2802 (Target_sparc::plt_entry_count): New function.
2803 (Target_sparc::first_plt_entry_offset): New function.
2804 (Target_sparc::plt_entry_size): New function.
2805 (Output_data_plt_sparc::entry_count): New function.
2806 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2807 (Output_data_plt_sparc::get_plt_entry_size): New function.
2808 * symtab.h (Symbol::got_offset_list): New function.
2809 (Symbol_table::for_all_symbols): New function.
2810 * target.h (Sized_target::got_entry_count): New function.
2811 (Sized_target::plt_entry_count): New function.
2812 (Sized_target::plt_entry_size): New function.
2813 * x86_64.cc (Target_x86_64::got_size): Add const.
2814 (Target_x86_64::got_entry_count): New function.
2815 (Target_x86_64::plt_entry_count): New function.
2816 (Target_x86_64::first_plt_entry_offset): New function.
2817 (Target_x86_64::plt_entry_size): New function.
2818 (Output_data_plt_x86_64::entry_count): New function.
2819 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2820 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2821
09ec0418
CC		 28222010-08-12 Cary Coutant <ccoutant@google.com>
2823
2824 * archive.cc: Include incremental.h.
2825 (Archive::Archive): Initialize incremental_info_.
2826 (Archive::include_member): Record archive members in incremental info.
2827 (Add_archive_symbols::run): Record begin and end of an archive in
2828 incremental info.
2829 (Lib_group::include_member): Record objects in incremental info.
2830 * archive.h (Incremental_archive_entry): Forward declaration.
2831 (Archive::set_incremental_info): New member function.
2832 (Archive::incremental_info): New member function.
2833 (Archive::Unused_symbol_iterator): New class.
2834 (Archive::unused_symbols_begin): New member function.
2835 (Archive::unused_symbols_end): New member function.
2836 (Archive::incremental_info_): New data member.
2837 * incremental-dump.cc (find_input_containing_global): New function.
2838 (dump_incremental_inputs): Dump new incremental info sections.
2839 * incremental.cc: Include symtab.h.
2840 (Output_section_incremental_inputs): New class.
2841 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2842 new incremental info sections.
2843 (Sized_incremental_binary::do_check_inputs): Likewise.
2844 (Incremental_inputs::report_archive): Remove.
2845 (Incremental_inputs::report_archive_begin): New function.
2846 (Incremental_inputs::report_archive_end): New function.
2847 (Incremental_inputs::report_object): New function.
2848 (Incremental_inputs::finalize_inputs): Remove.
2849 (Incremental_inputs::report_input_section): New function.
2850 (Incremental_inputs::report_script): Rewrite.
2851 (Incremental_inputs::finalize): Do nothing but finalize string table.
2852 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2853 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2854 (Incremental_inputs::create_data_sections): New function.
2855 (Incremental_inputs::relocs_entsize): New function.
2856 (Output_section_incremental_inputs::set_final_data_size): New function.
2857 (Output_section_incremental_inputs::do_write): New function.
2858 (Output_section_incremental_inputs::write_header): New function.
2859 (Output_section_incremental_inputs::write_input_files): New function.
2860 (Output_section_incremental_inputs::write_info_blocks): New function.
2861 (Output_section_incremental_inputs::write_symtab): New function.
2862 * incremental.h (Incremental_script_entry): Forward declaration.
2863 (Incremental_object_entry): Forward declaration.
2864 (Incremental_archive_entry): Forward declaration.
2865 (Incremental_inputs): Forward declaration.
2866 (Incremental_inputs_header_data): Remove.
2867 (Incremental_inputs_header): Remove.
2868 (Incremental_inputs_header_write): Remove.
2869 (Incremental_inputs_entry_data): Remove.
2870 (Incremental_inputs_entry): Remove.
2871 (Incremental_inputs_entry_write): Remove.
2872 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2873 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2874 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2875 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2876 Likewise.
2877 (Incremental_input_entry): New class.
2878 (Incremental_script_entry): New class.
2879 (Incremental_object_entry): New class.
2880 (Incremental_archive_entry): New class.
2881 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2882 (Incremental_inputs::report_inputs): Remove.
2883 (Incremental_inputs::report_archive): Remove.
2884 (Incremental_inputs::report_archive_begin): New function.
2885 (Incremental_inputs::report_archive_end): New function.
2886 (Incremental_inputs::report_object): Change prototype.
2887 (Incremental_inputs::report_input_section): New function.
2888 (Incremental_inputs::report_script): Change prototype.
2889 (Incremental_inputs::get_reloc_count): New function.
2890 (Incremental_inputs::set_reloc_count): New function.
2891 (Incremental_inputs::create_data_sections): New function.
2892 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2893 (Incremental_inputs::inputs_section): New function.
2894 (Incremental_inputs::symtab_section): New function.
2895 (Incremental_inputs::relocs_section): New function.
2896 (Incremental_inputs::get_stringpool): Add const.
2897 (Incremental_inputs::command_line): Add const.
2898 (Incremental_inputs::inputs): Remove.
2899 (Incremental_inputs::command_line_key): New function.
2900 (Incremental_inputs::input_file_count): New function.
2901 (Incremental_inputs::input_files): New function.
2902 (Incremental_inputs::relocs_entsize): New function.
2903 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2904 (Incremental_inputs::finalize_inputs): Remove.
2905 (Incremental_inputs::Input_info): Remove.
2906 (Incremental_inputs::lock_): Remove.
2907 (Incremental_inputs::inputs_): Change type.
2908 (Incremental_inputs::inputs_map_): Remove.
2909 (Incremental_inputs::current_object_entry_): New data member.
2910 (Incremental_inputs::inputs_section_): New data member.
2911 (Incremental_inputs::symtab_section_): New data member.
2912 (Incremental_inputs::relocs_section_): New data member.
2913 (Incremental_inputs::reloc_count_): New data member.
2914 (Incremental_inputs_reader): New class.
2915 (Incremental_symtab_reader): New class.
2916 (Incremental_relocs_reader): New class.
2917 * layout.cc (Layout::finalize): Move finalization of incremental info
2918 and creation of incremental info sections to follow finalization of
2919 symbol table. Set offsets for postprocessing sections.
2920 (Layout::create_incremental_info_sections): Call
2921 Incremental_inputs::create_data_sections. Add incremental symtab
2922 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2923 sections to layout after input sections.
2924 * layout.h (struct Timespec): Forward declaration.
2925 (Layout::incremental_inputs): Add const.
2926 (Layout::create_incremental_info_sections): Add parameter.
2927 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2928 * object.cc: Include incremental.h.
2929 (Relobj::finalize_incremental_relocs): New function.
2930 (Sized_relobj::do_layout): Record input sections in incremental info.
2931 * object.h (Object::output_section): New function.
2932 (Object::output_section_offset): Moved from Relobj.
2933 (Object::get_incremental_reloc_base): New function.
2934 (Object::get_incremental_reloc_count): New function.
2935 (Object::do_output_section): New function.
2936 (Object::do_output_section_offset): Moved from Relobj.
2937 (Object::do_get_incremental_reloc_base): New function.
2938 (Object::do_get_incremental_reloc_count): New function.
2939 (Object::Object): Initialize new data members.
2940 (Relobj::output_section): Renamed do_output_section and moved to
2941 protected.
2942 (Relobj::output_section_offset): Moved to Object.
2943 (Relobj::do_get_incremental_reloc_base): New function.
2944 (Relobj::do_get_incremental_reloc_count): New function.
2945 (Relobj::allocate_incremental_reloc_counts): New function.
2946 (Relobj::count_incremental_reloc): New function.
2947 (Relobj::finalize_incremental_relocs): New function.
2948 (Relobj::next_incremental_reloc_index): New function.
2949 (Relobj::reloc_counts_): New data member.
2950 (Relobj::reloc_bases_): New data member.
2951 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2952 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2953 (Sized_relobj::incremental_relocs_scan): New function.
2954 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2955 (Sized_relobj::incremental_relocs_write): New function.
2956 (Sized_relobj::incremental_relocs_write_reltype): New function.
2957 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2958 incremental link.
2959 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2960 archives and object files elsewhere.
2961 (Add_symbols::run): Report object files here.
2962 (Finish_group::run): Report end of archive at end of group.
2963 * reloc.cc: Include layout.h, incremental.h.
2964 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2965 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2966 (Sized_relobj::incremental_relocs_scan): New function.
2967 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2968 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2969 (Sized_relobj::incremental_relocs_write): New function.
2970 (Sized_relobj::incremental_relocs_write_reltype): New function.
2971 * script.cc (read_input_script): Rewrite test for incremental link.
2972 Change call to Incremental_inputs::report_script.
2973 * symtab.h (Symbol_table::first_global_index): New function.
2974 (Symbol_table::output_count): New function.
2975
ce0d1972
DK		 29762010-08-12 Doug Kwan <dougkwan@google.com>
2977
2978 * arm.cc (Target_arm::merge_object_attributes): Check command line
2979 options --no-wchar-size-warning and --no-enum-size-warning.
2980 * options.h (General_options): Add ld-compatible options
2981 --no-enum-size-warning and --no-wchar-size-warning.
2982
6e5710ce
ILT		 29832010-08-04 Ian Lance Taylor <iant@google.com>
2984
2985 * x86_64.cc (Target_x86_64::Scan::local): Use
2986 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2987 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2988 (Target_x86_64::Scan::global): Likewise.
2989 (Target_x86_64::Relocate::relocate): Likewise.
2990 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2991 Likewise.
2992
fef830db
CC		 29932010-08-03 Cary Coutant <ccoutant@google.com>
2994
2995 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2996 to reserve space in merged_strings vector. Keep total input size
2997 for stats.
2998 (Output_merge_string::do_print_merge_stats): Print total input size.
2999 * merge.h (Output_merge_string): Add input_size_ field.
3000 * stringpool.cc (Stringpool_template::string_length): Move
3001 implementations out of Stringpool_template class and place in
3002 stringpool.h.
3003 * stringpool.h (string_length): Move out of Stringpool_template.
3004
1e3811b0
ILT		 30052010-08-03 Ian Lance Taylor <iant@google.com>
3006
3007 PR 11712
3008 * layout.cc (relaxation_loop_body): If address of load segment is
3009 set, adjust address to include headers if possible.
3010
7af0c620
ILT		 30112010-08-03 Ian Lance Taylor <iant@google.com>
3012
3013 * version.cc (version_string): Bump to 1.10.
3014
22f0da72
ILT		 30152010-08-03 Ian Lance Taylor <iant@google.com>
3016
3017 PR 11805
3018 * layout.h (enum Output_section_order): Define.
3019 (class Layout): Update declarations.
3020 * layout.cc (Layout::get_output_section): Add order parameter.
3021 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3022 is_first_non_relro parameters. Change all callers.
3023 (Layout::choose_output_section): Likewise.
3024 (Layout::add_output_section_data): Likewise.
3025 (Layout::make_output_section): Likewise. Set order.
3026 (Layout::default_section_order): New function.
3027 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3028 * output.cc (Output_section::Output_section): Initialize order_.
3029 Don't initialize deleted fields.
3030 (Output_segment::Output_segment): Don't initialize deleted
3031 fields.
3032 (Output_segment::add_output_section_to_load): New function
3033 replacing add_output_section. Change all callers to call this or
3034 add_output_section_to_nonload.
3035 (Output_segment::add_output_section_to_nonload): New function.
3036 (Output_segment::remove_output_section): Rewrite.
3037 (Output_segment::add_initial_output_data): Likewise.
3038 (Output_segment::has_any_data_sections): Likewise.
3039 (Output_segment::is_first_section_relro): Likewise.
3040 (Output_segment::maximum_alignment): Likewise.
3041 (Output_segment::has_dynamic_reloc): New function replacing
3042 dynamic_reloc_count. Change all callers.
3043 (Output_segment::has_dynamic_reloc_list): New function replacing
3044 dynamic_reloc_count_list. Change all callers.
3045 (Output_segment::set_section_addresses): Rewrite.
3046 (Output_segment::set_offset): Rewrite.
3047 (Output_segment::find_first_and_last_list): Remove.
3048 (Output_segment::set_tls_offsets): Rewrite.
3049 (Output_segment::first_section_load_address): Likewise.
3050 (Output_segment::output_section_count): Likewise.
3051 (Output_segment::section_with_lowest_load_address): Likewise.
3052 (Output_segment::write_section_headers): Likewise.
3053 (Output_segment::print_sections_to_map): Likewise.
3054 * output.h (class Output_data): Remove dynamic_reloc_count_
3055 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3056 (Output_data::add_dynamic_reloc): Rewrite.
3057 (Output_data::has_dynamic_reloc): New function.
3058 (Output_data::dynamic_reloc_count): Remove.
3059 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3060 is_last_relro_, is_first_non_relro_, is_interp_,
3061 is_dynamic_linker_section_ fields. Add order and set_order
3062 functions. Remove is_relro_local, set_is_relro_local,
3063 is_last_relro, set_is_last_relro, is_first_non_relro,
3064 set_is_first_non_relro functions, is_interp, set_is_interp,
3065 is_dynamic_linker_section, and set_is_dynamic_linker_section
3066 functions.
3067 (class Output_segment): Change Output_data_list from std::list to
3068 std:;vector. Add output_lists_ field. Remove output_data_ and
3069 output_bss_ fields. Update declarations.
3070
3ff2ccb0
ILT		 30712010-08-02 Ian Lance Taylor <iant@google.com>
3072
3073 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3074 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3075 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3076
88a4108b
ILT		 30772010-08-02 Ian Lance Taylor <iant@google.com>
3078
3079 PR 11855
3080 * script.cc (Script_options::Script_options): Initialize
3081 symbol_definitions_ and symbol_references_.
3082 (Script_options::add_symbol_assignment): Update
3083 symbol_definitions_ and symbol_references_.
3084 (Script_options::add_symbol_reference): New function.
3085 (script_symbol): New function.
3086 * script.h (class Script_options): Add symbol_definitions_ and
3087 symbol_references_ fields.
3088 (Script_options::referenced_const_iterator): New type.
3089 (Script_options::referenced_begin): New function.
3090 (Script_options::referenced_end): New function.
3091 (Script_options::is_referenced): New function.
3092 (Script_options::any_unreferenced): New function.
3093 * script-c.h (script_symbol): Declare.
3094 * yyscript.y (exp): Call script_symbol.
3095 * symtab.cc: Include "script.h".
3096 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3097 Change all callers. Check symbols referenced by scripts.
3098 (Symbol_table::add_undefined_symbols_from_command_line): Add
3099 layout parameter. Change all callers.
3100 (Symbol_table::do_add_undefined_symbols_from_command_line):
3101 Likewise. Break out loop body. Check symbols referenced by
3102 scripts.
3103 (Symbol_table::add_undefined_symbol_from_command_line): New
3104 function broken out of
3105 do_add_undefined_symbols_from_command_line.
3106 * symtab.h (class Symbol_table): Update declarations.
3107 * archive.cc: Include "layout.h".
3108 (Archive::should_include_member): Add layout parameter. Change
3109 all callers. Check for symbol mentioned in expression.
3110 * archive.h (class Archive): Update declaration.
3111 * object.cc (Sized_relobj::do_should_include_member): Add layout
3112 parameter.
3113 * object.h (Object::should_include_member): Add layout parameter.
3114 Change all callers.
3115 (Object::do_should_include_member): Add layout parameter.
3116 (class Sized_relobj): Update declaration.
3117 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3118 parameter.
3119 * dynobj.h (class Sized_dynobj): Update declaration.
3120 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3121 layout parameter.
3122 * plugin.h (class Sized_pluginobj): Update declaration.
3123
5f1ab67a
ILT		 31242010-08-02 Ian Lance Taylor <iant@google.com>
3125
3126 PR 11866
3127 * output.cc (Output_segment::set_offset): Search for the first and
3128 last sections rather than assuming that the list is in order.
3129 (Output_segment::find_first_and_last_list): New function.
3130 * output.h (class Output_segment): Update declarations.
3131 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3132 (relro_strip_test_SOURCES): New variable.
3133 (relro_strip_test_DEPENDENCIES): New variable.
3134 (relro_strip_test_LDFLAGS): New variable.
3135 (relro_strip_test_LDADD): New variable.
3136 (relro_strip_test.so): New target.
3137
a8df5856
ILT		 31382010-08-02 Ian Lance Taylor <iant@google.com>
3139
3140 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3141 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3142 (Target_i386::got_tlsdesc_section): New function.
3143 (Target_i386::got_section): Create space for GOT entries for
3144 TLSDESC relocations.
3145 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3146 R_386_TLS_GOTDESC.
3147 (Target_i386::Scan::global): Likewise.
3148 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3149 using TLSDESC GOT.
3150 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3151 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3152 (Target_x86_64::got_tlsdesc_section): New function.
3153 (Target_x86_64::got_section): Create space for GOT entries for
3154 TLSDESC relocations.
3155 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3156 R_386_TLS_GOTDESC.
3157 (Target_x86_64::Scan::global): Likewise.
3158 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3159 using TLSDESC GOT.
3160
0c10a0a6
ILT		 31612010-08-02 Ian Lance Taylor <iant@google.com>
3162
3163 * testsuite/final_layout.sh: Use dc to convert from hex to
3164 decimal.
3165
41cbeecc
ST		 31662010-07-29 Sriraman Tallam <tmsriram@google.com>
3167
3168 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3169 paramter to the call to gold::gc_process_relocs.
3170 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3171 paramter to the call to gold::gc_process_relocs.
3172 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3173 parameter to the call to gold::gc_process_relocs.
3174 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3175 template parameter to the call to gold::gc_process_relocs.
3176 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3177 paramter to the call to gold::gc_process_relocs.
3178 * gc.h (get_embedded_addend_size): New function.
3179 (gc_process_relocs): Save the size of the reloc for use by ICF.
3180 * icf.cc (get_section_contents): Get the addend from the text section
3181 for SHT_REL relocation sections.
3182 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3183 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3184 * int_encoding.h (read_from_pointer): New overloaded function.
3185 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3186 * testsuite/icf_sht_rel_addend_test.sh: New file.
3187 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3188 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3189
6ea55b82
RW		 31902010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3191
3192 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3193 * Makefile.in: Regenerate.
3194 * testsuite/Makefile.in: Regenerate.
3195
9691462b
ILT		 31962010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3197
3198 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3199 * gold/testsuite/debug_msg.cc: Likewise.
3200 * gold/testsuite/odr_violation1.cc
3201 * gold/testsuite/odr_violation2.cc
3202
76897331
CC		 32032010-07-21 Cary Coutant <ccoutant@google.com>
3204
3205 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3206 string, and length fields.
3207 (Output_merge_string::Merged_strings_list): New type.
3208 (Output_merge_string::Merged_strings_lists): New typedef.
3209 (Output_merge_string): Replace merged_strings_ with
3210 merged_strings_lists_.
3211 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3212 Merged_strings_list per input object and section. Don't store pointer
3213 to the string. Don't store length with each merged string entry.
3214 (Output_merge_string::finalize_merged_data): Loop over list of merged
3215 strings lists. Recompute length of each merged string.
3216
78384e8f
CC		 32172010-07-15 Cary Coutant <ccoutant@google.com>
3218
3219 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3220 here.
3221
783659f9
ILT		 32222010-07-14 Ian Lance Taylor <iant@google.com>
3223
3224 * descriptors.cc (Descriptors::open): Report correct name in error
3225 message.
3226
131687b4
DK		 32272010-07-13 Doug Kwan <dougkwan@google.com>
3228
3229 * arm.cc (Arm_input_section::Arm_input_section): For a
3230 SHT_ARM_EXIDX section, always keeps the input sections.
3231 (Arm_input_section::set_exidx_section_link): New method.
3232 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3233 has_errors_ to false.
3234 (Arm_exidx_input_section::has_errors,
3235 Arm_exidx_input_section::set_has_errors): New methods.
3236 (Arm_exidx_input_section::has_errors_): New data member.
3237 (Arm_relobj::get_exidx_shndx_list): New method.
3238 (Arm_output_section::append_text_sections_to_list): Do not skip
3239 section without SHF_EXECINSTR.
3240 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3241 errors.
3242 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3243 section header. Make error messages more verbose. Check for
3244 a non-executable section linked to an EXIDX section.
3245 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3246 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3247 check that there is no deferred EXIDX section if we exit early.
3248 Instead of not making an EXIDX section in case of an error, make one
3249 and set the has_errors flag of it.
3250 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3251 in a relocatable link.
3252 (Target_arm::do_relax): Look for the EXIDX output section instead of
3253 assuming that it is called .ARM.exidx.
3254 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3255 section list. Do not check for SHF_EXECINSTR section flags but
3256 skip any input section with errors.
3257 * output.cc (Output_section::Output_section): Initialize
3258 always_keeps_input_sections_ to false.
3259 (Output_section::add_input_section): Check for
3260 always_keeps_input_sections_.
3261 * output.h (Output_section::always_keeps_input_sections,
3262 Output_section::set_always_keeps_input_sections): New methods.
3263 (Output_section::always_keeps_input_sections): New data member.
3264
69517287
RÁE		 32652010-07-13 Rafael Espindola <espindola@google.com>
3266
3267 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3268 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3269
82742395
ILT		 32702010-07-13 Philip Herron <herron.philip@googlemail.com>
3271 Ian Lance Taylor <iant@google.com>
3272
3273 * output.h (Output_section_lookup_maps::add_merge_section):
3274 Correct check of whether value was inserted.
3275 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3276 (Output_section_lookup_maps::add_relaxed_input_section):
3277 Likewise.
3278 * arm.cc (Target_arm::got_section): Remove used local os.
3279 * i386.cc (Target_i386::got_section): Likewise.
3280 * x86_64.cc (Target_x86_64::got_section): Likewise.
3281 * sparc.cc (Target_sparc::got_section): Likewise.
3282 (Target_sparc::relocate): Remove unused local have_got_offset.
3283 * powerpc.cc (Target_powerpc::relocate): Likewise.
3284
f2d707b5
ILT		 32852010-07-13 Ian Lance Taylor <iant@google.com>
3286
241531d6
ILT		 3287 * compressed_output.cc (zlib_decompress): Fix signature in
3288 !HAVE_ZLIB_H case.
3289
f2d707b5
ILT		 3290 * archive.cc (Archive::include_member): Unlock an external member
3291 of a thin archive. Don't bother to delete an object we know is
3292 NULL.
3293
a2e47362
CC		 32942010-07-12 Cary Coutant <ccoutant@google.com>
3295
3296 * compressed_output.cc (zlib_decompress): New function.
3297 (get_uncompressed_size): New function.
3298 (decompress_input_section): New function.
3299 * compressed_output.h (get_uncompressed_size): New function.
3300 (decompress_input_section): New function.
3301 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3302 Handle compressed debug sections.
3303 * layout.cc (is_compressed_debug_section): New function.
3304 (Layout::output_section_name): Map compressed section names to
3305 canonical names.
3306 * layout.h (is_compressed_debug_section): New function.
3307 (is_debug_info_section): Recognize compressed debug sections.
3308 * merge.cc: Include compressed_output.h.
3309 (Output_merge_data::do_add_input_section): Handle compressed
3310 debug sections.
3311 (Output_merge_string::do_add_input_section): Handle compressed
3312 debug sections.
3313 * object.cc: Include compressed_output.h.
3314 (Sized_relobj::Sized_relobj): Initialize new data members.
3315 (build_compressed_section_map): New function.
3316 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3317 * object.h (Object::section_is_compressed): New method.
3318 (Object::do_section_is_compressed): New method.
3319 (Sized_relobj::Compressed_section_map): New type.
3320 (Sized_relobj::do_section_is_compressed): New method.
3321 (Sized_relobj::compressed_sections_): New data member.
3322 * output.cc (Output_section::add_input_section): Handle compressed
3323 debug sections.
3324 * reloc.cc: Include compressed_output.h.
3325 (Sized_relobj::write_sections): Handle compressed debug sections.
3326
ce279a62
CC		 33272010-07-08 Cary Coutant <ccoutant@google.com>
3328
3329 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3330 weak when resolving to a dynamic def.
3331 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3332 for weak undef/dynamic def cases. Adjust callers.
3333 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3334 undef_binding_weak_.
3335 (Symbol_table::sized_write_globals): Adjust symbol binding.
3336 (Symbol_table::sized_write_symbol): Add binding parameter.
3337 * symtab.h (Symbol::set_undef_binding): New method.
3338 (Symbol::is_undef_binding_weak): New method.
3339 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3340 (Symbol_table::should_override): Add new parameter.
3341 (Symbol_table::sized_write_symbol): Add new parameter.
3342
3343 * testsuite/weak_undef_file1.cc: Add new test case.
3344 * testsuite/weak_undef_file2.cc: Fix header comment.
3345 * testsuite/weak_undef_test.cc: Add new test case.
3346
b2286c10
DK		 33472010-06-29 Doug Kwan <dougkwan@google.com>
3348
3349 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3350 Initialize USE_SYMBOL_.
3351 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3352 definition.
3353 (Arm_reloc_property::uses_symbol_): New data member declaration.
3354 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3355 uses symbol value and symbol is undefined but not weakly undefined.
3356
4802450a
RÁE		 33572010-06-28 Rafael Espindola <espindola@google.com>
3358
3359 * plugin.cc (Plugin::load): Use dlerror.
3360
e5ca47ba
ILT		 33612010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3362
3363 * symtab.cc (detect_odr_violations): When reporting an ODR
3364 violation, report an object where the symbol is defined.
3365
8a75a161
DK		 33662010-06-25 Doug Kwan <dougkwan@google.com>
3367
3368 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3369 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3370 definition.
3371 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3372 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3373 target hook to detect function points.
3374 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3375 * icf.h (Icf::check_section_for_function_pointers): Change type of
3376 parameter SECTION_NAME to const reference to std::string. Use
3377 target hook to determine if section may have unsafe pointers.
3378 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3379 method definition.
3380
42218b9f
RÁE		 33812010-06-21 Rafael Espindola <espindola@google.com>
3382
3383 * fileread.cc (Input_file::find_fie): New
3384 (Input_file::open): Use Input_file::find_fie.
3385 * fileread.h (Input_file::find_fie): New
3386 * plugin.cc (set_extra_library_path): New.
3387 (Plugin::load): Add set_extra_library_path to the transfer vector.
3388 (Plugin_manager::set_extra_library_path): New.
3389 (Plugin_manager::add_input_file): Use the extra search path if set.
3390 (set_extra_library_path(): New.
3391 * plugin.h (Plugin_manager): Add set_extra_library_path and
3392 extra_search_path_.
3393
a0506cca
CC		 33942010-06-19 Cary Coutant <ccoutant@google.com>
3395
3396 * layout.cc (gdb_sections): Add .debug_types.
3397 (lines_only_debug_sections): Likewise.
3398
6508b958
RÁE		 33992010-06-18 Rafael Espindola <espindola@google.com>
3400
3401 * plugin.cc (add_input_file,add_input_library)
3402 (Plugin_manager::add_input_file): Make filename arguments const.
3403 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3404 const.
3405
3e235302
DK		 34062010-06-16 Doug Kwan <dougkwan@google.com>
3407
3408 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3409 .ARM.attributes section if we have not merged any input
3410 attributes sections.
3411
106e8a6c
DK		 34122010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3413
3414 * arm.cc: Allow combining objects with no EABI version
3415 information.
3416
91ff43fe
RÁE		 34172010-06-15 Rafael Espindola <espindola@google.com>
3418
3419 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3420
68ed838c
ILT		 34212010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3422
3423 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3424 (struct iovec): Correct !HAVE_READV definition.
3425
f3a2388f
CC		 34262010-06-10 Cary Coutant <ccoutant@google.com>
3427
3428 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3429 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3430 reloc sections.
3431 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3432
3433 PR 11683
3434 * symtab.h (Symbol::is_placeholder): New member function.
3435 * target-reloc.h (relocate_section): Check for placeholder symbols.
3436
3437 * testsuite/Makefile.am (plugin_test_8): New test.
3438 (plugin_test_9): New test.
3439 * testsuite/Makefile.in: Regenerate.
3440
e1df38aa
NC		 34412010-06-09 Nick Clifton <nickc@redhat.com>
3442
3443 * yyscript.y (input_list_element): Allow strings prefixed with
3444 the '-' character. Treat these as libraries.
3445 * script.cc (script_add_library): New function. Adds a library
3446 specified by "-l<name>" found in an input script.
3447 * script-c.h: Add prototype for script_add_library.
3448
25bbe950
DK		 34492010-06-07 Doug Kwan <dougkwan@google.com>
3450
3451 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3452 Restrict stub-group size to be within long conditional branch
3453 range when working around cortex-A8 erratum.
3454
0f32ea4c
ILT		 34552010-06-07 Damien Diederen <dd@crosstwine.com>
3456
3457 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3458 #ifdef typo.
3459
8fe2a369
ST		 34602010-06-03 Sriraman Tallam <tmsriram@google.com>
3461
3462 PR gold/11658
3463 * output.cc
3464 (Output_section::Input_section_sort_entry::compare_section_ordering):
3465 Change to return non-zero correctly.
3466 (Output_section::Input_section_sort_section_order_index_compare
3467 ::operator()): Change to fix ambiguity in comparisons.
3468
6e9ba2ca
ST		 34692010-06-01 Sriraman Tallam <tmsriram@google.com>
3470
3471 * gold.h (is_wildcard_string): New function.
3472 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3473 (Layout::layout_eh_frame): Ditto.
3474 (Layout::find_section_order_index): New method.
3475 (Layout::read_layout_from_file): New method.
3476 * layout.h (Layout::find_section_order_index): New method.
3477 (Layout::read_layout_from_file): New method.
3478 (Layout::input_section_position_): New private member.
3479 (Layout::input_section_glob_): New private member.
3480 * main.cc (main): Call read_layout_from_file here.
3481 * options.h (--section-ordering-file): New option.
3482 * output.cc (Output_section::input_section_order_specified_): New
3483 member.
3484 (Output_section::Output_section): Initialize new member.
3485 (Output_section::add_input_section): Add new parameter.
3486 Keep input sections when --section-ordering-file is used.
3487 (Output_section::set_final_data_size): Sort input sections when
3488 section ordering file is specified.
3489 (Output_section::Input_section_sort_entry): Add new parameter.
3490 Check sorting type.
3491 (Output_section::Input_section_sort_entry::compare_section_ordering):
3492 New method.
3493 (Output_section::Input_section_sort_compare::operator()): Change to
3494 consider section_order_index.
3495 (Output_section::Input_section_sort_init_fini_compare::operator()):
3496 Change to consider section_order_index.
3497 (Output_section::Input_section_sort_section_order_index_compare
3498 ::operator()): New method.
3499 (Output_section::sort_attached_input_sections): Change to sort
3500 according to section order when specified.
e1df38aa
NC		 3501 (Output_section::add_input_section<32, true>): Add new parameter.
3502 (Output_section::add_input_section<64, true>): Add new parameter.
3503 (Output_section::add_input_section<32, false>): Add new parameter.
3504 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3505 * output.h (Output_section::add_input_section): Add new parameter.
3506 (Output_section::input_section_order_specified): New
3507 method.
3508 (Output_section::set_input_section_order_specified): New method.
3509 (Input_section::Input_section): Initialize section_order_index_.
3510 (Input_section::section_order_index): New method.
3511 (Input_section::set_section_order_index): New method.
3512 (Input_section::section_order_index_): New member.
3513 (Input_section::Input_section_sort_section_order_index_compare): New
3514 struct.
3515 (Output_section::input_section_order_specified_): New member.
3516 * script-sections.cc (is_wildcard_string): Delete and move modified
3517 method to gold.h.
3518 (Output_section_element_input::Output_section_element_input): Modify
3519 call to is_wildcard_string.
3520 (Output_section_element_input::Input_section_pattern
3521 ::Input_section_pattern): Ditto.
3522 (Output_section_element_input::Output_section_element_input): Ditto.
3523 * testsuite/Makefile.am (final_layout): New test case.
3524 * testsuite/Makefile.in: Regenerate.
3525 * testsuite/final_layout.cc: New file.
3526 * testsuite/final_layout.sh: New file.
3527
3537c84b
RÁE		 35282010-06-01 Rafael Espindola <espindola@google.com>
3529
3530 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3531
105b6afd
RÁE		 35322010-06-01 Rafael Espindola <espindola@google.com>
3533
3534 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3535 visibility of symbols.
3536
29e11421
DK		 35372010-05-27 Doug Kwan <dougkwan@google.com>
3538
3539 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3540 from start of output section instead of address for a local symbol
3541 in a merged or relaxed section when doing a relocatable link.
3542
5e0f337e
RÁE		 35432010-05-26 Rafael Espindola <espindola@google.com>
3544
3545 PR 11604
3546 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3547 adding sections the garbage collector removed.
3548 * gold/testsuite/Makefile.am: Add test.
3549 * gold/testsuite/Makefile.in: Regenerate.
3550 * gold/testsuite/plugin_test_7.sh: New.
3551 * gold/testsuite/plugin_test_7_1.c: New.
3552 * gold/testsuite/plugin_test_7_2.c: New.
3553
f4187277
RÁE		 35542010-05-26 Rafael Espindola <espindola@google.com>
3555
3556 * script-sections.cc (Output_section_definition::set_section_addresses):
3557 Check for --section-start.
3558
5c388529
DK		 35592010-05-26 Doug Kwan <dougkwan@google.com>
3560
3561 * arm.cc (Arm_scan_relocatable_relocs): New class.
3562 (Target_arm::relocate_special_relocatable): New method.
3563 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3564 (Arm_relocate_functions::thumb_branch_common): Same.
3565 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3566 instead of Default_scan_relocatable_relocs.
3567 * target-reloc.h (relocate_for_relocatable): Let target handle
3568 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3569 * target.h (Sized_target::relocate_special_relocatable): New method.
3570
bca1c3ae
ILT		 35712010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3572
3573 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3574
0439c796
DK		 35752010-05-23 Doug Kwan <dougkwan@google.com>
3576
3577 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3578 instead of a cast.
3579 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3580 with a direct branch, not a conditional branch, to a stub.
3581 * merge.cc (Output_merge_base::record_input_section): New method
3582 defintion.
3583 (Output_merge_data::do_add_input_section): Record input section if
3584 keeps-input-sections flag is set.
3585 (Output_merge_string::do_add_input_section): Ditto.
3586 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3587 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3588 INPUT_SECTIONS_.
3589 (Output_merge_base::keeps_input_sections,
3590 Output_merge_base::set_keeps_input_sections,
3591 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3592 method definitions.
3593 (Output_merge_base::Input_sections): New type declaration.
3594 (Output_merge_base::input_sections_begin,
3595 Output_merge_base::input_sections_end,
3596 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3597 (Output_merge_base::bool keeps_input_sections_,
3598 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3599 Output_merge_base::input_sections_): New data members.
3600 (Output_merge_data::do_set_keeps_input_sections): New method
3601 defintion.
3602 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3603 * output.cc (Output_section::Input_section::relobj): Move method
3604 defintion from class declaration to here and handle merge sections.
3605 (Output_section::Input_section::shndx): Ditto.
3606 (Output_section::Output_section): Remove initializations of removed
3607 data members and initialize new data member LOOKUP_MAPS_.
3608 (Output_section::add_input_section): Set keeps-input-sections flag
3609 for a newly created merge output section as appropriate. Adjust code
3610 to use Output_section_lookup_maps class.
3611 (Output_section::add_relaxed_input_section): Adjst code for lookup
3612 maps code refactoring.
3613 (Output_section::add_merge_input_section): Add a new parameter
3614 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3615 class. If adding input section to a newly created merge output
3616 section fails, remove the new merge section.
3617 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3618 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3619 (Output_section::find_merge_section): Ditto.
3620 (Output_section::build_lookup_maps): New method defintion.
3621 (Output_section::find_relaxed_input_section): Adjust code to use
3622 Output_section_lookup_maps class.
3623 (Output_section::get_input_sections): Export merge sections. Adjust
3624 code to use Output_section_lookup_maps class.
3625 (Output_section:::add_script_input_section): Adjust code to use
3626 Output_section_lookup_maps class. Update lookup maps for merge
3627 sections also.
3628 (Output_section::discard_states): Use Output_section_lookup_maps.
3629 (Output_section::restore_states): Same.
3630 * output.h (Merge_section_properties): Move class defintion out of
3631 Output_section.
3632 (Output_section_lookup_maps): New class.
3633 (Output_section::Input_section::is_merge_section): New method
3634 defintion.
3635 (Output_section::Input_section::relobj): Move defintion out of class
3636 defintion. Declare method only.
3637 (Output_section::Input_section::shndx): Ditto.
3638 (Output_section::Input_section::output_merge_base): New method defintion.
3639 (Output_section::Input_section::u2_.pomb): New union field.
3640 (Output_section::Merge_section_by_properties_map,
3641 Output_section::Output_section_data_by_input_section_map,
3642 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3643 Remove types.
3644 (Output_section::add_merge_input_section): Add new parameter
3645 KEEPS_INPUT_SECTIONS.
3646 (Output_section::build_lookup_maps): New method declaration.
3647 (Output_section::merge_section_map_,
3648 Output_section::merge_section_by_properties_map_,
3649 Output_section::relaxed_input_section_map_,
3650 Output_section::is_relaxed_input_section_map_valid_): Remove data
3651 members.
3652 (Output_section::lookup_maps_): New data member.
3653
76295588
L		 36542010-05-21 Doug Kwan <dougkwan@google.com>
3655
3656 PR gold/11619
3657 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3658 avoid a compilation error.
3659
d103a984
RÁE		 36602010-05-19 Rafael Espindola <espindola@google.com>
3661
3662 * script-sections.cc (Output_section_definition::allocate_to_segment):
3663 Update the phdrs_list even when the output section is NULL.
3664 * testsuite/Makefile.am: Add test.
3665 * testsuite/Makefile.in: Regenerate.
3666 * testsuite/script_test_9.cc: New.
3667 * testsuite/script_test_9.sh: New.
3668 * testsuite/script_test_9.t: New.
3669
6625d24e
DK		 36702010-05-19 Doug Kwan <dougkwan@google.com>
3671
3672 * arm.cc (Arm_input_section::original_size): New method.
3673 (Arm_input_section::do_addralign): Add a cast.
3674 (Arm_input_section::do_output_offset): Remove static cast.
3675 (Arm_input_section::original_addralign,
3676 Arm_input_section::original_size_): Change type to uint32_t.
3677 (Arm_input_section::init): Add safe casts for section alignment
3678 and size.
3679 (Arm_input_section::set_final_data_size): Do not set address and
3680 offset of stub table.
3681 (Arm_output_section::fix_exidx_coverage): Change use of of
3682 Output_section::Simple_input_section to that of
3683 Output_section::Input_section.
3684 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3685 except for the first pass.
3686 * output.cc (Output_section::get_input_sections): Change type of
3687 input_sections to std::list<Input_section>.
3688 (Output_section::add_script_input_section): Rename from
3689 Output_section::add_simple_input_section. Change type of SIS
3690 parameter from Simple_input_section to Input_section.
3691 * output.h (Output_section::Simple_input_section): Remove class.
3692 (Output_section::Input_section): Change class visibility to public.
3693 (Output_section::Input_section::addralign): Use stored alignments
3694 for special input sections if set.
3695 (Output_section::Input_section::set_addralign): New method.
3696 (Output_section::get_input_sections): Change parameter type from
3697 list of Simple_input_section to list of Input_section.
3698 (Output_section::add_script_input_section): Rename from
3699 Output_section::add_simple_input_section. Change first parameter's
3700 type from Simple_input_section to Input_section and remove the
3701 second and third parameters.
3702 * script-sections.cc (Input_section::Input_section_list): Change
3703 type to list of Output_section::Input_section/
3704 (Input_section_info::Input_section_info): Change parameter type of
3705 INPUT_SECTION to Output_section::Input_section.
3706 (Input_section_info::input_section): Change return type.
3707 (Input_section_info::input_section_): Change type to
3708 Output_section::Input_section.
3709 (Output_section_element_input::set_section_addresses): Adjust code
3710 to use Output_section::Input_section instead of
3711 Output_section::Simple_input_section. Adjust code for renaming
3712 of Output_section::add_simple_input_section.
3713 (Orphan_output_section::set_section_addresses): Ditto.
3714
e1e82ea4
RW		 37152010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3716
3717 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3718 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3719
91e75c8a
RÁE		 37202010-05-18 Rafael Espindola <espindola@google.com>
3721
3722 * options.cc (General_options::finalize): Handle -nostdlib.
3723 * options.h (nostdlib): New option.
3724 * script.cc (script_add_search_dir): Handle -nostdlib.
3725
da59ad79
DK		 37262010-05-12 Doug Kwan <dougkwan@google.com>
3727
3728 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3729 attributes section only if there no attributes section after merging.
3730 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3731 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3732 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3733 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3734 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3735 and arm_attr_merge_7.stdout.
3736 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3737 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3738 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3739 arm_attr_merge_7b.o): New rules.
3740 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3741 arm_attr_merge_7
3742 * testsuite/Makefile.in: Regenerate.
3743 * testsuite/arm_attr_merge.sh: New file.
3744 * testsuite/arm_attr_merge_[67][ab].s: Same.
3745
3e01a7fd
NC		 37462010-05-05 Nick Clifton <nickc@redhat.com>
3747
3748 * po/es.po: Updated Spanish translation.
3749
7ad2014a
L		 37502010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3751
3752 * Makefile.am (install-exec-local): Properly install gold as
3753 default cross linker.
3754 * Makefile.in: Regenerated.
3755
4fda8867
NC		 37562010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3757 Nick Clifton <nickc@redhat.com>
3758
3759 * configure.ac (install_as_default): Define and set to false
3760 unless --enable-gold or --enable-gold=both/gold has been
3761 specified.
3762 * configure: Regenerate.
3763
3764 * Makefile.am (install-exec-local): Install the executable as
3765 'ld.gold'. If install_as_default is true then also install it as
3766 'ld'.
3767 * Makefile.in: Regenerated.
3768
bd288ea2
ILT		 37692010-04-24 Ian Lance Taylor <iant@google.com>
3770
3771 * layout.cc (Layout::layout_reloc): In relocatable link don't
3772 combine reloc sections for grouped sections.
3773
ef38fd8a
ST		 37742010-04-23 Sriraman Tallam <tmsriram@google.com>
3775
3776 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3777 sections that are not ordinary to icf.
3778 * icf.cc (get_section_contents): Handle relocation pointing to section
3779 with no object or shndx information.
3780 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3781 * testsuite/Makefile.in: Regenerate.
3782 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3783 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3784
f6973bdc
ILT		 37852010-04-22 Ian Lance Taylor <iant@google.com>
3786
3787 * expression.cc (Expression::Expression_eval_info): Add
3788 result_alignment_pointer field.
3789 (Expression::eval_with_dot): Add result_alignment_pointer
3790 parameter. Change all callers.
3791 (Expression::eval_maybe_dot): Likewise.
3792 (class Binary_expression): Add alignment_pointer parameter to
3793 left_value and right_value. Change all callers.
3794 (BINARY_EXPRESSION): Set result alignment.
3795 (class Trinary_expression): Add alignment_pointer parameter to
3796 arg2_value and arg3_value. Change all callers.
3797 (Trinary_cond::value): Set result alignment.
3798 (Max_expression::value, Min_expression::value): Likewise.
3799 (Align_expression::value): Likewise.
3800 * script-sections.cc (class Sections_element): Add dot_alignment
3801 parameter to set_section_addresses virtual function. Update
3802 instantiations.
3803 (class Output_section_element): Likewise.
3804 (Script_sections::create_segments): Add dot_alignment parameter.
3805 Change all callers.
3806 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3807 (Script_sections::set_phdrs_clause_addresses): Likewise.
3808 * script-sections.h: Update declarations.
3809 * script.h: Update declarations.
3810 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3811 min_p_align.
3812 * testsuite/script_test_3.t: Set large alignment.
3813 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3814 segment has expected alignment.
3815
9c9c98a5
NC		 38162010-04-22 Nick Clifton <nickc@redhat.com>
3817
3818 * po/gold.pot: Updated by the Translation project.
3819 * po/vi.po: Updated Vietnamese translation.
3820
2253bfba
L		 38212010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3822
3823 * testsuite/Makefile.am (check_PROGRAMS): Add
3824 icf_virtual_function_folding_test.
3825 * testsuite/Makefile.in: Regenerated.
3826
85fdf906
AH		 38272010-04-15 Andrew Haley <aph@redhat.com>
3828
3829 * options.h (merge_exidx_entries): New option.
3830 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3831 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3832 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3833 (Target_arm::merge_exidx_entries): New function.
3834 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3835 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3836 to Arm_exidx_fixup constructor.
3837 Add new arg, merge_exidx_entries.
3838 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3839 Arm_output_section::fix_exidx_coverage.
3840
ce97fa81
ST		 38412010-04-18 Sriraman Tallam <tmsriram@google.com>
3842
3843 * icf.cc (get_section_contents): Check for preemptible functions.
3844 Ignore addend when appropriate.
3845 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3846 section folded.
3847 (add_from_relobj): Check for section folded.
3848 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3849 * symtab.h (should_add_dynsym_entry): Add new parameter.
3850 * target-reloc.h (scan_relocs): Check for section folded.
3851 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3852 Check reloc types for function pointers in shared objects.
3853 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3854 case.
3855 (icf_preemptible_functions_test): New test case.
3856 (icf_string_merge_test): New test case.
3857 * testsuite.Makefile.in: Regenerate.
3858 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3859 bar_glob. Refactor code.
3860 * testsuite/icf_preemptible_functions_test.cc: New file.
3861 * testsuite/icf_preemptible_functions_test.sh: New file.
3862 * testsuite/icf_string_merge_test.cc: New file.
3863 * testsuite/icf_string_merge_test.sh: New file.
3864 * testsuite/icf_virtual_function_folding_test.cc: New file.
3865 * testsuite/icf_virtual_function_folding_test.sh: New file.
3866
04ceb17c
DK		 38672010-04-14 Doug Kwan <dougkwan@google.com>
3868
3869 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3870 for local symbol recounting if we remove a section due to ICF.
3871 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3872 there are no regular objects in input.
3873
153e7da4
DK		 38742010-04-13 Doug Kwan <dougkwan@google.com>
3875
3876 * arm.cc (Arm_input_section::set_final_data_size): Compute
3877 accurate final data size instead of using current data size.
3878
4dbd9faf
DK		 38792010-04-09 Doug Kwan <dougkwan@google.com>
3880
3881 * layout.cc (Layout::choose_output_section): Handle script section
3882 types.
3883 (Layout::make_output_section_for_script): Add section type parameter.
3884 Handle script section types.
3885 * layout.h (Layout::make_output_section_for_script): Add section
3886 type parameter.
3887 * output.cc (Output_section::Output_section): Initialize data member
3888 is_noload_.
3889 (Output_section::do_reset_address_and_file_offset): Do not set address
3890 to 0 if section is a NOLOAD section.
3891 * output.h (Output_section::is_noload): New method.
3892 (Output_section::set_is_noload): Ditto.
3893 (Output_section::is_noload_): New data member.
3894 * script-c.h (Script_section_type): New enum type.
3895 (struct Parser_output_section_header): Add new file section_type.
3896 * script-sections.cc (Sections_element::output_section_name): Add
3897 parameter for returning script section type.
3898 (Output_section_definition::output_section_name): Ditto.
3899 (Output_section_definition::section_type)P; New method.
3900 (Output_section_definiton::script_section_type_name): Ditto.
3901 (Output_section_definition::script_section_type_): New data member.
3902 (Output_section_definition::Output_section_definition): Initialize
3903 data member Output_section_definition::script_section_type_.
3904 (Output_section_definition::create_sections): Pass script section type
3905 to Layout::make_output_section_for_script.
3906 (Output_section_definition::output_section_name): Return script
3907 section type to caller.
3908 (Output_section_definition::set_section_address): Do not advance
3909 dot value and load address if section type is NOLOAD. Set address
3910 of NOLOAD sections regardless of section flags.
3911 (Output_section_definition::print): Print section type if it is
3912 not SCRIPT_SECTION_TYPE_NONE.
3913 (Output_section_definition::section_type): New method.
3914 (Output_section_definition::script_section_type_name): Ditto.
3915 (Script_sections::output_section_name): Add new parameter
3916 PSECTION_TYPE for returning script section type. Pass it to
3917 section elements. Handle discard sections.
3918 (Sort_output_sections::operator()): Handle NOLOAD sections.
3919 * script-sections.h (Script_sections::Section_type): New enum type.
3920 (Script_sections::output_section_name): Add a new parameter for
3921 returning script section type.
3922 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3923 INFO and NOLOAD.
3924 * yyscript.y (union): Add new field SECTION_TYPE.
3925 (COPY, DSECT, INFO, NOLOAD): New tokens.
3926 (opt_address_and_section_type): Change type to output_section_header.
3927 (section_type): New non-terminal
3928 (section_header): Handle section type.
2253bfba 3929 (opt_address_and_section_type): Return section type value.
4dbd9faf 3930
721ea635
L		 39312010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3932
3933 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3934 * testsuite/plugin_common_test_2.c (foo): Likewise.
3935
6bf924b0
DK		 39362010-04-08 Doug Kwan <dougkwan@google.com>
3937
3938 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3939 Output_merge_data.
3940 * output.cc (Output_section::add_merge_input_section): Simplify
3941 code and return status of Output_merge_base::add_input_section.
e1df38aa 3942 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3943 returns true.
3944
24af6f92
DK		 39452010-04-07 Doug Kwan <dougkwan@google.com>
3946
3947 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3948 if section is marked as containing instructions but has no mapping
3949 symbols.
3950 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3951 correct section index.
3952 (Arm_relobj::find_linked_text_section): Ditto.
3953
00698fc5
CC		 39542010-04-07 Cary Coutant <ccoutant@google.com>
3955
3956 * archive.cc (include_member): Destroy Read_symbols_data object before
3957 releasing file.
3958 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3959 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3960 (Read_symbols_data::~Read_symbols_data) New destructor.
3961 (Section_relocs::Section_relocs) New constructor.
3962 (Section_relocs::~Section_relocs) New destructor.
3963 (Read_relocs_data::Read_relocs_data) New constructor.
3964 (Read_relocs_data::~Read_relocs_data) New destructor.
3965 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3966 pointers to NULL after deleting.
3967
7296d933
DK		 39682010-04-07 Doug Kwan <dougkwan@google.com>
3969
3970 * arm.cc: Replace "endianity" with "endianness" in comments.
3971 (Arm_exidx_cantunwind): Ditto.
3972 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3973 (Arm_relobj::merge_flags_and_attributes): New method.
3974 (Arm_relobj::merge_flags_and_attributes_): New data member.
3975 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3976 (Arm_relobj::scan_sections_for_stubs): Ditto.
3977 (Arm_relobj::do_read_symbols): Check to see if we really want to
3978 merge processor-specific flags and attributes. Exit early if
3979 an object is empty except for section names and the undefined symbol.
3980 (Target_arm::do_finalize_sections): Move check for ELF format to
3981 Arm_relobj::do_read_symbols. Merge processor specific flags and
3982 attributes from a regular object only when we have determined that
3983 it is aapropriate. Do not create an .ARM.attributes section in
3984 output if there is no regular input object.
3985 (Target_arm::merge_processor_specific_flags): Check
3986 --warn-mismatch before printing any error.
3987 (Target_arm::merge_object_attributes): Ditto.
3988 * gold.cc (queue_middle_tasks): Handle the case in which there is
3989 no regular object in input.
3990 * options.cc (General_options::parse_EB): New method.
3991 (General_options::parse_EL): Same.
3992 (General_options::General_options): Initialize endianness_.
3993 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3994 New options.
3995 (General_options::Endianness): New enum.
3996 (General_options::endianness): New method.
3997 (General_options::endianness_): New data member.
3998 * parameters.cc (Parameters::set_options): Check target endianness.
3999 (Parameters::set_target_once): Ditto.
4000 (Parameters::check_target_endianness): New method.
4001 (parameters_force_valid_target): If either -EL or -EB is specified,
4002 use it to define endianness of default target.
4003 * parameters.h (Parameters::check_target_endianness): New method
4004 declaration.
4005 * target.h (class Target): Change "endianity" to "endianness"
4006 in comments.
4007
efc8d4f2
RW		 40082010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4009
4010 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4011 * configure: Regenerate.
4012 * Makefile.in: Regenerate.
4013 * testsuite/Makefile.in: Regenerate.
4014
be234d88
CC		 40152010-04-06 Cary Coutant <ccoutant@google.com>
4016
4017 gcc PR lto/42757
4018 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4019 prevailing definitions of common symbols.
4020 * testsuite/plugin_test_6.sh: New test case.
4021 * testsuite/plugin_common_test_1.c: New test case.
4022 * testsuite/plugin_common_test_2.c: New test case.
4023 * testsuite/Makefile.am (plugin_test_6): New test case.
4024 * testsuite/Makefile.in: Regenerate.
4025
bd32c6bd
NC		 40262010-04-06 Nick Clifton <nickc@redhat.com>
4027
4028 * po/vi.po: New Vietnamese translation.
4029
323c532f
DK		 40302010-03-30 Doug Kwan <dougkwan@google.com>
4031
4032 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4033
4fcd97eb
DK		 40342010-03-25 Doug Kwan <dougkwan@google.com>
4035
4036 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4037 to avoid a conversion warning on a 32-bit host.
4038
4ebf39db
ILT		 40392010-03-24 Ian Lance Taylor <iant@google.com>
4040
4041 * testsuite/script_test_3.t: Add a TLS segment.
4042 * testsuite/Makefile.am (check_PROGRAMS): Add
4043 tls_phdrs_script_test.
4044 (tls_phdrs_script_test_SOURCES): Define.
4045 (tls_phdrs_script_test_DEPENDENCIES): Define.
4046 (tls_phdrs_script_test_LDFLAGS): Define.
4047 (tls_phdrs_script_test_LDADD): Define.
4048 * testsuite/Makefile.in: Rebuild.
4049
4a599bdd
CC		 40502010-03-23 Cary Coutant <ccoutant@google.com>
4051
4052 * fileread.cc (find_or_make_view): Fix comment.
4053
6c93b22c
ILT		 40542010-03-23 Ian Lance Taylor <iant@google.com>
4055
4056 * script-sections.cc (class Orphan_section_placement): Define
4057 PLACE_TLS and PLACE_TLS_BSS.
4058 (Orphan_section_placement::Orphan_section_placement): Initialize
4059 new places.
4060 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4061 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4062 (tls_script_test_SOURCES): Define.
4063 (tls_script_test_DEPENDENCIES): Define.
4064 (tls_script_test_LDFLAGS): Define.
4065 (tls_script_test_LDADD): Define.
4066 * testsuite/Makefile.in: Rebuild.
4067
a2c7281b
DK		 40682010-03-22 Doug Kwan <dougkwan@google.com>
4069
4070 * arm.cc (Arm_relocate_functions::abs8,
4071 Arm_relocate_functions::abs16): Use correct check for overflow
4072 specified in the ARM ELF specs.
4073 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4074 target of a BLX instruction specially.
4075 (Reloc_stub::stub_type_for_reloc): Ditto.
4076 (Relocate::relocate): Use symbolic names instead of numeric relocation
4077 codes to report error.
4078 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4079 workaround.
4080 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4081 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4082 thumb2_blx_out_of_range.stdout
4083 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4084 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4085 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4086 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4087 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4088 thumb2_blx_in_range, thumb2_blx_in_range.o,
4089 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4090 thumb2_blx_out_of_range.o): New rules.
4091 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4092 thumb2_blx_in_range and thumb2_blx_out_of_range.
4093 * testsuite/Makefile.in: Regenerate.
4094 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4095 * testsuite/thumb_blx_in_range.s: New file.
4096 * testsuite/thumb_blx_out_of_range.s: New file.
4097
b0193076
RÁE		 40982010-03-22 Rafael Espindola <espindola@google.com>
4099
4100 * archive.cc (Should_include): Move to archive.h.
4101 (should_include_member): Make it a member of Archive.
4102 (Lib_group): New.
4103 (Add_lib_group_symbols): New.
4104 * archive.h: Include options.h.
4105 (Archive_member): Moved from Archive.
4106 (Should_include): Moved from archive.cc.
4107 (Lib_group): New.
4108 (Add_lib_group_symbols): New.
4109 * dynobj.cc (do_should_include_member): New.
4110 * dynobj.h (do_should_include_member): New.
4111 * gold.cc (queue_initial_tasks): Update call to queue.
4112 * main.cc (main): Print lib group stats.
4113 * object.cc (do_should_include_member): New.
4114 * object.h: Include archive.h.
4115 (Object::should_include_member): New.
4116 (Object::do_should_include_member): New.
4117 (Sized_relobj::do_should_include_member): New.
4118 * options.cc (General_options::parse_start_lib): New.
4119 (General_options::parse_end_lib): New.
4120 (Input_arguments::add_file): Handle lib groups.
4121 (Input_arguments::start_group): Check we are not in a lib.
4122 (Input_arguments::start_lib): New.
4123 (Input_arguments::end_lib): New.
4124 * options.h (General_options): Add start_lib and end_lib.
4125 (Input_argument::lib_): New.
4126 (Input_argument::lib): New.
4127 (Input_argument::is_lib): New.
4128 (Input_file_lib): New.
4129 (Input_arguments::in_lib_): New.
4130 (Input_arguments::in_lib): New.
4131 (Input_arguments::start_lib): New.
4132 (Input_arguments::end_lib_): New.
4133 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4134 in unused members as preempted.
4135 (Sized_pluginobj::do_should_include_member): New.
4136 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4137 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4138 return the blocker.
4139 (Read_symbols::do_whole_lib_group): New.
4140 (Read_symbols::do_lib_group): New.
4141 (Read_symbols::do_read_symbols): Handle lib groups.
4142 (Read_symbols::get_name): Handle lib groups.
4143 * readsyms.h (Read_symbols): Add an archive member pointer.
4144 (Read_symbols::do_whole_lib_group): New.
4145 (Read_symbols::do_lib_group): New.
4146 (Read_symbols::member_): New.
4147 * script.cc (read_input_script): Update call to queue_soon.
4148
d099120c
DK		 41492010-03-19 Doug Kwan <dougkwan@google.com>
4150
4151 * arm.cc (Stub_table::Stub_table): Initialize new data members
4152 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4153 (Stub_table::add_reloc_stub): Assign stub offset and update
4154 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4155 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4156 New data members.
4157 (Stub_table::update_data_size_and_addralign): Use
4158 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4159 instead of going over all reloc stubs.
4160 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4161 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4162 Stringpool_template::offset_ to size of Stringpool_char.
4163 (Stringpool_template::new_key_offset): Remove code to initialize
4164 Stringpool_template::offset_.
4165 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4166 Stringpool_template::offset_ to zero.
4167
1aa37384
DK		 41682010-03-15 Doug Kwan <dougkwan@google.com>
4169
4170 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4171 offset_.
4172 (Stringpool_template::new_key_offset): New method.
4173 (Stringpool_template::add_string): Assign offsets when adding new
4174 strings.
4175 (Stringpool_template::set_string_offsets): Do not set string offsets
4176 when not optimizing.
4177 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4178 member size_.
4179 (Chunked_vector::clear): Clear size_.
4180 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4181 (Chunked_vector::size): Return size_.
4182 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4183 (Chunked_vector::size_): New data member.
1aa37384
DK		 4184 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4185 (Stringpool_template::new_key_offset): New method declaration.
4186 (Stringpool_template::offset_): New data member.
4187
b672b057
RÁE		 41882010-03-15 Rafael Espindola <espindola@google.com>
4189
4190 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4191 Add_symbols' constructor.
4192 * readsyms.h (Add_symbols): Remove the input_group member.
4193
b6848d3c
ILT		 41942010-03-10 Ian Lance Taylor <iant@google.com>
4195
4196 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4197 target to ask whether a reference to a symbol requires a stack
4198 split.
4199 * target.h (Target::is_call_to_non_split): New function.
4200 (Target::do_is_call_to_non_split): Declare virtual function.
4201 * target.cc: Include "symtab.h".
4202 (Target::do_is_call_to_non_split): New function.
4203 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4204
a2a5469e
CC		 42052010-03-10 Cary Coutant <ccoutant@google.com>
4206
4207 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4208 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4209 (File_read::open[2]): Add whole_file_view_ to list of views.
4210 (File_read::make_view): Remove test of whole_file_view_.
4211 (File_read::find_or_make_view): Create whole_file_view_ if
4212 necessary.
4213 (File_read::clear_views): Replace bool parameter with enum;
4214 adjust all callers. Don't delete views with permanent data;
4215 do delete cached views and views from archives if
4216 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4217 if clearing the corresponding view.
4218 * fileread.h (File_read::Clear_views_mode): New enum.
4219 (File_read::View::is_permanent_view): New method.
4220 (File_read::clear_views): Replace bool parameter
4221 with enum; adjust all callers.
4222 * options.h (General_options): Change keep_files_mapped option;
4223 add map_whole_files.
4224 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4225 releasing the file.
4226 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4227 the file.
4228
8861f32b
DM		 42292010-03-10 David S. Miller <davem@davemloft.net>
4230
4231 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4232
d62d0f5f
ST		 42332010-03-09 Sriraman Tallam <tmsriram@google.com>
4234
4235 * icf.cc (get_section_contents): Add '@' marker after processing the
4236 merge reloc.
4237
9177756d
DK		 42382010-03-08 Doug Kwan <dougkwan@google.com>
4239
4240 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4241 due to a conversion warning.
4242 (Arm_relobj::update_output_local_symbol_count): Check for local
4243 symbol with unset output index.
4244
9e9e071b
ILT		 42452010-03-05 Ian Lance Taylor <iant@google.com>
4246
4247 * options.h (class General_options): Add --spare-dynamic-tags.
4248 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4249 --spare-dynamic-tags.
4250
a81ee015
ILT		 42512010-03-05 Ian Lance Taylor <iant@google.com>
4252
4253 * incremental.cc: Include "libiberty.h".
4254
44ec90b9
RO		 42552010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4256
4257 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4258 function, is_info_ member.
4259 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4260 (Versions::Versions): Update caller.
4261 (Versions::define_base_version): Likewise.
4262 (Versions::add_def): Likewise.
4263
0897ed3b
ST		 42642010-03-03 Sriraman Tallam <tmsriram@google.com>
4265
4266 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4267 (Scan::possible_function_pointer_reloc): New function.
4268 (Scan::local_reloc_may_be_function_pointer): Change to call
4269 possible_function_pointer_reloc.
4270 (Scan::global_reloc_may_be_function_pointer): Ditto.
4271 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4272 relocations in ".data.rel.ro._ZTV" section.
4273 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4274 * testsuite/icf_safe_so_test.cc: Ditto.
4275 * testsuite/icf_safe_test.cc: Ditto.
4276 * testsuite/icf_safe_test.sh: Ditto.
4277
d3bbad62
ILT		 42782010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4279 Ian Lance Taylor <iant@google.com>
4280
4281 * target-reloc.h (relocate_section): Check the symbol table index
4282 for -1U before setting the local symbol index.
4283 (scan_relocatable_relocs): If copying the relocation, record that
4284 the local symbol is required.
4285 * object.h (Symbol_value::is_output_symtab_index_set): New
4286 function.
4287 (Symbol_value::may_be_discarded_from_output_symtab): New
4288 function.
4289 (Symbol_value::has_output_symtab_entry): New function.
4290 (Symbol_value::needs_output_symtab_entry): Remove.
4291 (Symbol_value::output_symtab_index): Make sure the symbol index is
4292 set.
4293 (Symbol_value::set_output_symtab_index): Make sure the symbol
4294 index is not set. Make sure the new index is valid.
4295 (Symbol_value::set_must_have_output_symtab_entry): New function.
4296 (Symbol_value::has_output_dynsym_entry): New function.
4297 (Symbol_value::set_output_dynsym_index): Make sure the new index
4298 is valid.
4299 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4300 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4301 local symbol if permitted.
4302 (Sized_relobj::do_finalize_local_symbols): Call
4303 is_output_symtab_index_set rather than needs_output_symtab_entry.
4304 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4305 rather than needs_output_symtab_entry. Call
4306 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4307 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4308 is_output_symtab_index_set rather than needs_output_symtab_entry.
4309 * testsuite/discard_locals_relocatable_test.c: New file.
4310 * testsuite/discard_locals_test.sh: Test -r.
4311 * testsuite/Makefile.am (check_DATA): Add
4312 discard_locals_relocatable_test1.syms,
4313 discard_local_relocatable_test2.syms.
4314 (MOSTLYCLEANFILES): Likewise. Also add
4315 discard_locals_relocatable_test1.lout and
4316 discard_locals_relocatable_test2.out.
4317 (discard_locals_relocatable_test1.syms): New target.
4318 (discard_locals_relocatable_test.o): New target.
4319 (discard_locals_relocatable_test1.out): New target.
4320 (discard_locals_relocatable_test2.syms): New target.
4321 (discard_locals_relocatable_test2.out): New target.
4322 (various): Add missing ../ld-new dependencies.
4323 * testsuite/Makefile.in: Rebuild.
4324
7e8ccf26
NC		 43252010-03-03 Nick Clifton <nickc@redhat.com>
4326
4327 * po/fi.po: New Finnish translation.
4328
2a0ff005
DK		 43292010-03-01 Doug Kwan <dougkwan@google.com>
4330
4331 * layout.cc (Layout::Layout): Force section types of .init_array*,
4332 .preinit_array* and .fini_array* sections.
4333 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4334 Fix check of return value of std::string::find.().
4335 (Output_section::Input_section_sort_compare::operator()): Remove
4336 comment about .init_array.
4337 (Output_section::Input_section_sort_init_fini_compare::operator()):
4338 New method.
4339 (Output_section::sort_attached_input_sections): Handle .init_array
4340 and .fini_array specially.
4341 * output.h (Output_section::Inut_section_sort_compare): Update
4342 comment.
4343 (Output_section::Input_section_sort_init_fini_compare): New struct.
4344
c3e4ae29
DK		 43452010-02-26 Doug Kwan <dougkwan@google.com>
4346
4347 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4348 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4349 * testsuite/debug_msg.sh: Avoid matching source line number for
4350 use of global variable undef_int.
4351
2fd9ae7a
DK		 43522010-02-26 Doug Kwan <dougkwan@google.com>
4353
4354 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4355 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4356 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4357 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4358 * options.cc (General_options::General_options): Initialize member
4359 fix_v4bx_.
4360 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4361 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4362 and rm_no_fix_v4bx.stdout
4363 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4364 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4365 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4366 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4367 and arm_no_fix_v4bx.
4368 * Makefile.in: Regenerate.
4369 * testsuite/arm_fix_v4bx.s: New file.
4370 * testsuite/arm_fix_v4bx.sh: Ditto.
4371
67ec7d0b
DK		 43722010-02-24 Doug Kwan <dougkwan@google.com>
4373
4374 * arm.cc (Target_arm::got_section): Make the .got section the first
4375 non RELRO section in the data segment.
4376 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4377 suffixes of section names.
4378
10165461
DK		 43792010-02-24 Doug Kwan <dougkwan@google.com>
4380
4381 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4382 flags and attributes merging if an input file is a binary file.
4383 * fileread.cc (Input_file::open): Record format of original file.
4384 * fileread.h (Input_file::Format): New enum type.
4385 (Input_file::Input_file): Initialize data member format_.
4386 (Input_file::format): New method definition.
4387 (Input_file::format_):: New data member.
4388
4a54abbb
DK		 43892010-02-24 Doug Kwan <dougkwan@google.com>
4390
4391 * arm.cc (Arm_output_data_got): New class.
4392 (ARM_TCB_SIZE): New constant
4393 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4394 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4395 If user uses a script with a SECTIONS clause, issue only a warning
4396 for a misplaced EXIDX input section. Otherwise, issue an error.
4397 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4398 garbage collection.
4399 (Target_arm::got_mode_index_entry): Handle static linking.
4400 (Target_arm::Scan::local): Ditto.
4401 (Target_arm::Scan::global): Ditto.
4402 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4403 all incorrectly implemented relocations.
e1df38aa 4404 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4405 Arm_output_section::fix_exidx_coverage.
4406 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4407 from ".ARM.exidx." and ".ARM.extab.".
4408
ca419a6f
ILT		 44092010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4410
4411 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4412 section if it does not already exist.
4413 * attributes.cc (Attributes_section_data::Attributes_section_data):
4414 Don't crash if size is zero.
4415
135b9c78
ILT		 44162010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4417 Ian Lance Taylor <iant@google.com>
4418
4419 * gold.cc (queue_middle_tasks): If no input files were opened,
4420 exit.
4421 * workqueue.h (Task_function::Task_function): Assert that there is
4422 a blocker.
4423
bb0bfe4f
DK		 44242010-02-22 Doug Kwan <dougkwan@google.com>
4425
4426 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4427 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4428 types to avoid warnings due to different uint64_t implementations
4429 on different hosts.
4430
2a2b6d42
DK		 44312010-02-21 Doug Kwan <dougkwan@google.com>
4432
4433 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4434 handling of the maximum backward branch offset.
4435 (Arm_relocate_functions::thumb_branch_common): Ditto.
4436 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4437 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4438 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4439 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4440 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4441 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4442 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4443 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4444 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4445 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4446 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4447 thumb2_bl_out_of_range.o): New rules.
4448 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4449 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4450 thumb2_bl_out_of_range
4451 * testsuite/Makefile.in: Regenerate.
4452 * testsuite/arm_bl_in_range.s: New file.
4453 * testsuite/arm_bl_out_of_range.s: Ditto.
4454 * testsuite/arm_branch_in_range.sh: Ditto.
4455 * testsuite/arm_branch_range.t: Ditto.
4456 * testsuite/thumb2_branch_range.t: Ditto.
4457 * testsuite/thumb_bl_in_range.s: Ditto.
4458 * testsuite/thumb_bl_out_of_range.s: Ditto.
4459 * testsuite/thumb_branch_range.t: Ditto.
4460
b487ad64
ST		 44612010-02-20 Sriraman Tallam <tmsriram@google.com>
4462
4463 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4464 Add reloc offset information.
4465 * icf.cc (get_section_contents): Change iterators to point to the new
4466 vectors. Add reloc offset information to the contents.
4467 * icf.h (Icf::Sections_reachable_info): New typedef.
4468 (Icf::Sections_reachable_list): New typedef.
4469 (Icf::Offset_info): New typedef.
4470 (Icf::Reloc_info): New struct typedef.
4471 (Icf::Reloc_info_list): New typedef.
4472 (Icf::symbol_reloc_list): Delete method.
4473 (Icf::addend_reloc_list): Delete method.
4474 (Icf::section_reloc_list): Delete method.
4475 (Icf::reloc_info_list): New method.
4476 (Icf::reloc_info_list_): New member.
4477
f96accdf
DK		 44782010-02-19 Doug Kwan <dougkwan@google.com>
4479
4480 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4481 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4482 * arm.cc (Arm_relocation_functions): New forward declaration.
4483 (Target_arm::Target_arm): Initialize new data members
4484 got_mod_index_offset_ and tls_base_symbol_defined_.
4485 (Target_arm::Relocate::relocate_tls): New method.
4486 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4487 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4488 New methods.
4489 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4490 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4491 (Target_arm::got_mod_index_offset_,
4492 Target_arm::tls_base_symbol_defined_): New data members.
4493 (Target_arm::Scan::local, Target::Scan::global,
4494 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4495 relocations.
4496
c8761b9a
DK		 44972010-02-18 Doug Kwan <dougkwan@google.com>
4498
4499 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4500 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4501 text section as a parameter becuase some broken tools may not set
4502 the link in section header.
4503 (Target_arm::has_got_section): New method.
4504 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4505 without any mapping symbol as data only. Remove warning.
4506 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4507 link in its section header, try to discover the link by inspecting the
4508 REL31 relocation at the beginning of the section.
4509 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4510 in error message.
4511 (Target_arm::Scan::global): Treat any reference to the symbol
4512 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4513
21bb3914
ST		 45142010-02-12 Sriraman Tallam <tmsriram@google.com>
4515
4516 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4517 (Scan::global_reloc_may_be_function_pointer): New function.
4518 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4519 (Scan::global_reloc_may_be_function_pointer): New function.
4520 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4521 (Scan::global_reloc_may_be_function_pointer): New function.
4522 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4523 (Scan::global_reloc_may_be_function_pointer): New function.
4524 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4525 (Scan::global_reloc_may_be_function_pointer): New function.
4526 (Scan::possible_function_pointer_reloc): New function.
4527 (Target_x86_64::can_check_for_function_pointers): New function.
4528 * gc.h (gc_process_relocs): Scan relocation types to determine if
4529 function pointers were taken for targets that support it.
4530 * icf.cc (Icf::find_identical_sections): Include functions for
4531 folding in safe ICF whose pointer is not taken.
4532 * icf.h (Secn_fptr_taken_set): New typedef.
4533 (fptr_section_id_): New member.
4534 (section_has_function_pointers): New function.
4535 (set_section_has_function_pointers): New function.
4536 (check_section_for_function_pointers): New function.
4537 * options.h: Fix comment for safe ICF option.
4538 * target.h (can_check_for_function_pointers): New function.
4539 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4540 Modify icf_safe_test for X86-64.
4541 * testsuite/Makefile.in: Regenerate.
4542 * testsuite/icf_safe_so_test.cc: New file.
4543 * testsuite/icf_safe_so_test.sh: New file.
4544 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4545 (main): Change to take pointer to function kept_func_3.
4546 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4547 folding is done correctly for X86-64.
4548
0da6fa6c
DM		 45492010-02-12 David S. Miller <davem@davemloft.net>
4550
4551 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4552 is_symbolless parameter.
4553 (Output_reloc<SHT_REL>::is_symbolless): New.
4554 (Output_reloc<SHT_REL>::is_symbolless_): New.
4555 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4556 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4557 (Output_reloc<SHT_RELA>::is_symbolless): New.
4558 (Output_data_reloc::add_global): Handle is_symbolless.
4559 (Output_data_reloc::add_global_relative): Likewise.
4560 (Output_data_reloc::add_local): Likewise.
4561 (Output_data_reloc::add_local_relative): Likewise.
4562 (Output_data_reloc::add_symbolless_global_addend): New.
4563 (Output_data_reloc::add_symbolless_local_addend): New.
4564 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4565 is_symbolless.
4566 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4567 instead of ->is_relative_
4568 (Output_reloc::write): Likewise.
4569 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4570 (Output_reloc::write_rel): Simplify.
4571
4572 * sparc.cc (Target_sparc::Scan::local): Use
4573 ->add_symbolless_local_addend as needed.
4574 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4575 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4576 based upon relocation offset.
4577
e4782e83
DK		 45782010-02-11 Doug Kwan <dougkwan@google.com>
4579
4580 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4581 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4582 beginning of function.
4583 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4584 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4585 parameter is_32bit in calls to should_apply_static_reloc.
4586 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4587 (check_DATA): Add arm_abs_global.stdout.
4588 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4589 arm_abs_global.stdout): New rules.
4590 (MOSTLLYCLEANFILES): Add arm_abs_global
4591 * Makefile.in: Regenerate.
4592 * testsuite/arm_abs_global.s: New file.
4593 * testsuite/arm_abs_global.sh: Ditto.
4594 * testsuite/arm_abs_lib.s: Ditto.
4595
93ceb764
ILT		 45962010-02-11 Ian Lance Taylor <iant@google.com>
4597
4598 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4599 Read_relocs task.
4600 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4601 Allocate_commons_task first.
4602 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4603 task, rather than symtab_lock_.
4604 (Gc_process_relocs::~Gc_process_relocs): New function.
4605 (Gc_process_relocs::is_runnable): Check this_blocker_.
4606 (Gc_process_relocs::locks): Use next_blocker_ rather than
4607 blocker_.
4608 (Scan_relocs::~Scan_relocs): New function.
4609 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4610 symtab_lock_.
4611 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4612 next_blocker_.
4613 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4614 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4615 constructor accordingly.
4616 (class Gc_process_relocs): Likewise.
4617 (class Scan_relocs): Likewise.
4618 * common.h (class Allocate_commons_task): Remove symtab_lock_
4619 field, and corresponding constructor parameter.
4620 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4621 symtab_lock_.
4622 (Allocate_commons_task::locks): Likewise.
4623
114dfbe1
ILT		 46242010-02-11 Ian Lance Taylor <iant@google.com>
4625
4626 * gold-threads.h (class Once): Define.
4627 (class Initialize_lock): Rewrite as child of Once.
4628 * gold-threads.cc (class Once_initialize): Define.
4629 (once_pointer_control): New static variable.
4630 (once_pointer, once_arg): New static variables.
4631 (c_run_once): New static function.
4632 (Once::Once, Once::run_once, Once::internal_run): New functions.
4633 (class Initialize_lock_once): Remove.
4634 (initialize_lock_control): Remove.
4635 (initialize_lock_pointer): Remove.
4636 (initialize_lock_once): Remove.
4637 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4638 (Initialize_lock::initialize): Rewrite.
4639 (Initialize_lock::do_run_once): New function.
4640 * archive.cc (Archive::interpret_header): Only clear name if it is
4641 not already empty.
4642 * fileread.cc: Include "gold-threads.h"
4643 (file_counts_lock): New static variable.
4644 (file_counts_initialize_lock): Likewise.
4645 (File_read::release): Only increment counts when using --stats.
4646 Use a lock around the increment.
4647 * parameters.cc (class Set_parameters_target_once): Define.
4648 (set_parameters_target_once): New static variable.
4649 (Parameters::Parameters): Move here from parameters.h.
4650 (Parameters::set_target): Rewrite.
4651 (Parameters::set_target_once): New function.
4652 (Parameters::clear_target): Move here and rewrite.
4653 * parameters.h (class Parameters): Update declarations. Add
4654 set_parameters_target_once_ field.
4655 (Parameters::Parameters): Move to parameters.cc.
4656 (Parameters::clear_target): Likewise.
4657 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4658 task.
4659 (Start_group::~Start_group): New function.
4660 (Start_group::is_runnable): New function.
4661 (Start_group::locks, Start_group::run): New functions.
4662 (Finish_group::run): Change saw_undefined to size_t.
4663 * readsyms.h (class Start_group): Define.
4664 (class Finish_group): Change saw_undefined_ field to size_t.
4665 (Finish_group::Finish_group): Remove saw_undefined and
4666 this_blocker parameters. Change all callers.
4667 (Finish_group::set_saw_undefined): New function.
4668 (Finish_group::set_blocker): New function.
4669 * symtab.h (class Symbol_table): Change saw_undefined to return
4670 size_t. Change saw_undefined_ field to size_t.
4671 * target-select.cc (Set_target_once::do_run_once): New function.
4672 (Target_selector::Target_selector): Initialize set_target_once_
4673 field. Don't initialize lock_ and initialize_lock_ fields.
4674 (Target_selector::instantiate_target): Rewrite.
4675 (Target_selector::set_target): New function.
4676 * target-select.h (class Set_target_once): Define.
4677 (class Target_selector): Update declarations. Make
4678 Set_target_once a friend. Remove lock_ and initialize_lock_
4679 fields. Add set_target_once_ field.
4680
fa17a3f4
ILT		 46812010-02-10 Ian Lance Taylor <iant@google.com>
4682
4683 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4684 queueing any tasks.
4685 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4686 (queue_middle_tasks): Add all blockers before queueing any tasks.
4687 (queue_final_tasks): Likewise.
4688 * token.h (Task_token::add_blockers): New function.
4689 * object.h (Input_objects::number_of_relobjs): New function.
4690
c7177d31
ILT		 46912010-02-10 Ian Lance Taylor <iant@google.com>
4692
5de0e392
ILT		 4693 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4694 shared, not if not position independent.
4695 * x86_64.cc (Relocate::relocate_tls): Likewise.
4696 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4697 (tls_pie_pic_test): New target.
4698 * testsuite/Makefile.in: Rebuild.
4699
c7177d31
ILT		 4700 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4701 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4702 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4703 * testsuite/Makefile.in: Rebuild.
4704
684b268a
DM		 47052010-02-09 David S. Miller <davem@davemloft.net>
4706
4707 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4708 R_SPARC_RELATIVE using ->add_local_relative().
4709 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4710
612a8d3d
DM		 4711 * output.h (Output_data_dynamic::add_section_size): New method
4712 that takes two Output_data objects.
4713 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4714 entry param. Handle it in initializers.
4715 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4716 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4717 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4718 arg.
4719 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4720 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4721 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4722 for dynrel_includes_plt.
4723 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4724 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4725 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4726 before .rela.plt
4727 (Target_sparc::do_finalize_sections): Update to pass true for
4728 dynrel_includes_plt.
4729 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4730 output before .rela.plt
4731 (Target_powerpc::do_finalize_sections): Update to pass true for
4732 dynrel_includes_plt when 32-bit.
4733
cb1be87e
DK		 47342010-02-08 Doug Kwan <dougkwan@google.com>
4735
4736 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4737 method.
4738 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4739 Arm_relobj::scan_section_for_cortex_a8_stubs,
4740 Arm_relobj::do_relocation_section): Instead of calling
4741 Output_section::output_address, use faster
4742 Arm_relobj::simple_input_section_output_address.
4743
705b5121
DM		 47442010-02-08 David S. Miller <davem@davemloft.net>
4745
4746 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4747 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4748 relocation helper function.
4749
024c4466
DM		 4750 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4751 just like R_SPARC_GOT{10,13,22}.
4752 (Target_sparc::Scan::local): Likewise.
4753 (Target_sparc::Relocate:relocate): Likewise.
4754
9109c078
ILT		 47552010-02-06 Ian Lance Taylor <iant@google.com>
4756
4757 * configure.ac: Rewrite targetobjs duplicate removal code to use
4758 only shell constructs.
4759 * configure: Rebuild.
4760
cf846138
DK		 47612010-02-05 Doug Kwan <dougkwan@google.com>
4762
4763 PR 11247
4764 * arm.cc (Arm_relobj::section_is_scannable): New method.
4765 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4766 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4767
6cfaf60b
DK		 47682010-02-04 Doug Kwan <dougkwan@google.com>
4769
4770 PR 11247
4771 * arm-reloc-property.cc (cstdio): Include.
4772 * configure.ac (targetobjs): Remove duplicates.
4773 * configure: Regenerate.
4774 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4775 big and little endian version for a given address size.
4776
5c57f1be
DK		 47772010-02-03 Doug Kwan <dougkwan@google.com>
4778
4779 * arm-reloc-property.cc
4780 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4781 definition.
4782 * arm-reloc-property.h
4783 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4784 New method definition.
4785 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4786 declaration.
4787 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4788 overflow to N.
4789 (GOT_PREL): Change implemented to Y.
4790 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4791 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4792 (Arm_relocate_functions::movw_abs_nc): Remove method.
4793 (Arm_relocate_functions::movt_abs): Ditto.
4794 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4795 (Arm_relocate_functions::thm_movt_abs): Ditto.
4796 (Arm_relocate_functions::movw_rel_nc): Ditto.
4797 (Arm_relocate_functions::movw_rel): Ditto.
4798 (Arm_relocate_functions::movt_rel): Ditto.
4799 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4800 (Arm_relocate_functions:thm_movw_rel): Ditto.
4801 (Arm_relocate_functions:thm_movt_rel): Ditto.
4802 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4803 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4804 New method definitions.
4805 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4806 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4807 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4808 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4809 (Target_arm::Relocate::relocate): Check for non-static or
4810 unimplemented relocation code and exit early. Change calls to
4811 Target_arm::reloc_uses_thumb_bit and
4812 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4813 instead. Refactor code to handle similar relocations to increase
4814 code sharing. Remove check for unsupported relocation code in switch
4815 statement.
4816 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4817 relocation property table to find out size. Change error message to
4818 print out the name of a relocation code instead of the numeric value.
4819 (Target_arm::scan_reloc_for_stub): Use relocation property table
4820 instead of calling Target_arm::reloc_uses_thumb_bit().
4821
218c5831
DK		 48222010-02-02 Doug Kwan <dougkwan@google.com>
4823
4824 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4825 types of relaxed input section.
4826
0d31c79d
DK		 48272010-02-02 Doug Kwan <dougkwan@google.com>
4828
4829 * Makefile.am (HFILES): Add arm-reloc-property.h.
4830 (DEFFILES): New.
4831 (TARGETSOURCES): Add arm-reloc-property.cc
4832 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4833 (libgold_a_SOURCES): $(DEFFILES)
4834 * Makefile.in: Regenerate.
4835 * arm-reloc-property.cc: New file.
4836 * arm-reloc-property.h: New file.
4837 * arm-reloc.def: New file.
4838 * arm.cc: Update comments.
4839 (arm-reloc-property.h): New included header.
4840 (arm_reloc_property_table): New global variable.
4841 (Target_arm::do_select_as_default_target): New method definition.
4842 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4843 arm-reloc-property to targ_extra_obj.
4844 * parameters.cc (set_parameters_target): Call
4845 Target::select_as_default_target().
4846 * target.h (Target::select_as_default_target): New method definition.
4847 (Target::do_select_as_default_target): Same.
4848
546c7457
DK		 48492010-02-01 Doug Kwan <dougkwan@google.com>
4850
4851 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4852 first_output_text_section_.
4853 (Arm_exidx_fixup::first_output_text_section): New method definition.
4854 (Arm_exidx_fixup::first_output_text_section_): New data member.
4855 (Arm_exidx_fixup::process_exidx_section): Record the first text
4856 output section seen.
4857 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4858 and entsize in output section header.
4859
11b861d5
DK		 48602010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4861
4862 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4863 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4864 (Arm_relocate_functions::thm_alu11): New Method.
4865 (Arm_relocate_functions::thm_pc8): New Method.
4866 (Arm_relocate_functions::thm_pc12): New Method.
4867 (Target_arm::Scan::local): Handle the relocations.
4868 (Target_arm::Scan::global): Likewise.
4869 (Target_arm::Relocate::relocate): Likewise.
4870 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4871
c9a2c125
DK		 48722010-01-29 Doug Kwan <dougkwan@google.com>
4873
4874 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4875 of relocation types as ld.
4876
1521477a
DK		 48772010-01-29 Doug Kwan <dougkwan@google.com>
4878
4879 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4880 to public.
4881 (Arm_relocate_functions::thumb_branch_common): Ditto.
4882 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4883 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4884 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4885 Arm_relocate_functions::jump24): Remove.
4886 (Target_arm::Relocate::relocate): Adjust code to call
4887 Arm_relocation_functions::arm_branch_common and
4888 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4889 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4890
e7eca48c
DK		 48912010-01-29 Doug Kwan <dougkwan@google.com>
4892
4893 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4894 output_local_symbol_count_needs_update_.
4895 (Arm_relobj::output_local_symbol_count_needs_update,
4896 Arm_relobj::set_output_local_symbol_count_needs_update,
4897 Arm_relobj::update_output_local_symbol_count): New methods.
4898 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4899 member.
4900 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4901 of pointed function as in a R_ARM_PREL31 relocation.
4902 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4903 for output local symbol count updating.
4904 (Target_arm::do_relax): Update output local symbol counts in objects
4905 if necessary.
4906 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4907
02961d7e
ILT		 49082010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4909
4910 * arm.cc: Added support for the ARM relocations:
4911 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4912 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4913 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4914 movw_prel_nc).
4915 (Arm_relocate_functions::movw_rel): New method.
4916 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4917 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4918 thm_movw_prel_nc).
4919 (Arm_relocate_functions::thm_movw_rel): New method.
4920 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4921 thm_movt_prel).
4922 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4923 relocations.
4924 (Target_arm::Scan::global): Likewise.
4925 (Target_arm::Relocate::relocate): Likewise.
4926 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4927 Likewise.
4928
b10d2873
ILT		 49292010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4930
4931 * arm.cc: Added support for ARM group relocations.
4932 (Target_arm::reloc_needs_sym_origin): New method.
4933 (Arm_relocate_functions::calc_grp_kn): New method.
4934 (Arm_relocate_functions::calc_grp_residual): New method.
4935 (Arm_relocate_functions::calc_grp_gn): New method.
4936 (Arm_relocate_functions::arm_grp_alu): New Method.
4937 (Arm_relocate_functions::arm_grp_ldr): New Method.
4938 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4939 (Arm_relocate_functions::arm_grp_ldc): New Method.
4940 (Target_arm::Scan::local): Handle the ARM group relocations.
4941 (Target_arm::Scan::global): Likewise.
4942 (Target_arm::Relocate::relocate): Likewise.
4943 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4944 Likewise.
4945
2b328d4e
DK		 49462010-01-26 Doug Kwan <dougkwan@google.com>
4947
4948 * arm.cc (set): Include.
4949 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4950 pointer type.
4951 (Arm_output_section::Text_section_list): New type.
4952 (Arm_output_section::append_text_sections_to_list): New method.
4953 (Arm_output_section::fix_exidx_coverage): Ditto.
4954 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4955 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4956 Relobj::set_section_offset() instead of
4957 Sized_relobj::invalidate_section_offset().
4958 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4959 parameter for section headers. Ignore relocation sections for
4960 unallocated sections and EXIDX sections.
4961 (Target_arm::fix_exidx_coverage): New method.
4962 (Target_arm::output_section_address_less_than): New type.
4963 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4964 linked text section instead of the EXIDX section.
4965 (Arm_output_section::create_stub_group): Add an assertion to check
4966 that this is not an EXIDX output section.
4967 (Arm_output_section::append_text_sections_to_list): New method.
4968 (Arm_output_section::fix_exidx_coverage): Ditto.
4969 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4970 Arm_relobj::section_needs_reloc_stub_scanning.
4971 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4972 first pass.
4973 (Target_arm::fix_exidx_coverage): New method.
4974 * object.h (Relobj::set_output_section): New method.
4975 (Sized_relobj::invalidate_section_offset): Remove method.
4976 (Sized_relobj::do_invalidate_section_offset): Remove method.
4977 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4978
c7f3c371
DK		 49792010-01-25 Doug Kwan <dougkwan@google.com>
4980
4981 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4982 Fix warning due to signed and unsigned comparison on a 32-bit host.
4983
8923b24c
DK		 49842010-01-22 Doug Kwan <dougkwan@google.com>
4985
4986 * arm.cc (Target_arm::do_relax): Record an output section for section
4987 offset adjustment it contains any stub table that has changed.
4988 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4989 offsets in an output section if necessary.
4990 * output.cc (Output_section::Output_section): Initialize
4991 section_offsets_need_adjustments_.
4992 (Output_section::add_input_section_for_script): Renamed to
4993 Output_section::add_simple_input_section.
4994 (Output_section::save_states): Add a comment.
4995 (Output_section::discard_states): New method defintion.
4996 (Output_section::adjust_section_offsets): Same.
4997 * output.h (Output_section::add_input_section_for_script): Renamed to
4998 Output_section::add_simple_input_section.
4999 (Output_section::discard_states): New method declaration.
5000 (Output_section::adjust_section_offsets): Same.
5001 (Output_section::section_offsets_need_adjustment,
5002 Output_section::set_section_offsets_need_adjustment): New method
5003 definitions.
5004 (Output_section::section_offsets_need_adjustment_): New data member.
5005 * script-sections.cc
5006 (Output_section_element_input::set_section_address): Adjust code for
5007 renaming of Output_section::add_input_section_for_script.
5008 (Orphan_output_section::set_section_address): Same.
5009
9b2fd367
DK		 50102010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5011
5012 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5013 Fix_v4bx enum values .
5014 * gold/options.h (General_options): New option definitions.
5015 (General_options::fix_v4bx): New method.
5016 (General_options::Fix_v4bx): New enum.
5017 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5018 (General_options::parse_fix_v4bx_interworking): New method.
5019
80d0d023
DK		 50202010-01-22 Doug Kwan <dougkwan@google.com>
5021
5022 * arm.cc (Arm_exidx_fixup): New class.
5023
af2cdeae
DK		 50242010-01-21 Doug Kwan <dougkwan@google.com>
5025
5026 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5027 classes.
5028 (Arm_exidx_section_offset_map): New type.
5029
993d07c1
DK		 50302010-01-21 Doug Kwan <dougkwan@google.com>
5031
5032 * arm.cc (Arm_exidx_input_section): New class.
5033 (Arm_relobj::exidx_input_section_by_link,
5034 Arm_relobj::exidx_input_section_by_shndx,
5035 Arm_relobj::make_exidx_input_section): New methods.
5036 (read_arm_attributes_section): Remove.
5037 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5038 information about them.
5039 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5040 to here.
5041
5ac169d4
DK		 50422010-01-20 Doug Kwan <dougkwan@google.com>
5043
5044 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5045 Input_section_specifier to Section_id.
5046 (Target_arm::new_arm_input_section: Adjust code for change of key
5047 type.
5048 (Target_arm::find_arm_input_section): Ditto.
5049 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5050 (Section_id): Remove.
5051 (Garbage_collection::Section_id_hash): Remove.
5052 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5053 (Section_id): Remove.
5054 (Icf::Section_id_hash): Remove.
5055 * object.h (Section_id, Const_section_id, Section_id_hash,
5056 Const_section_id_hash): New type definitions.
5057 * output.cc (Output_section::add_relaxed_input_section): Change to
5058 use Const_section_id instead of Input_section_specifier as key type.
5059 (Output_section::add_merge_input_section): Ditto.
5060 (Output_section::build_relaxation_map): Change to use Section_id
5061 instead of Input_section_specifier as key type.
5062 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5063 Ditto.
5064 (Output_section::convert_input_sections_to_relaxed_sections): Change
5065 to use Const_section_id instead of Input_section_specifier as key type.
5066 (Output_section::find_merge_section): Ditto.
5067 (Output_section::find_relaxed_input_section): Ditto.
5068 * output.h (Input_section_specifier): Remove class.
5069 (Output_section::Output_section_data_by_input_section_map): Change
5070 key type to Const_section_id.
5071 (Output_section::Output_relaxed_input_section_by_input_section_map):
5072 Ditto.
5073 (Output_section::Relaxation_map): Change key type to Section_id.
5074
a2162063
ILT		 50752010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5076
5077 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5078 (class Arm_v4bx_stub): New class.
5079 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5080 (Stub_factory::make_arm_v4bx_stub): New method.
5081 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5082 (Stub_table::empty): Handle v4bx stubs.
5083 (Stub_table::add_arm_v4bx_stub): New method.
5084 (Stub_table::find_arm_v4bx_stub): New method.
5085 (Arm_relocate_functions::v4bx): New method.
5086 (Target_arm::fix_v4bx): New method.
5087 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5088 (Stub_table::relocate_stubs): Likewise.
5089 (Stub_table::do_write): Likewise.
5090 (Stub_table::update_data_size_and_addralign): Likewise.
5091 (Stub_table::finalize_stubs): Likewise.
5092 (Target_arm::Scan::local): Likewise.
5093 (Target_arm::Scan::global): Likewise.
5094 (Target_arm::do_finalize_sections): Likewise.
5095 (Target_arm::Relocate::relocate): Likewise.
5096 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5097 Likewise.
5098 (Target_arm::scan_reloc_for_stub): Likewise.
5099 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5100
5696ab0b
ILT		 51012010-01-19 Ian Lance Taylor <iant@google.com>
5102
5103 * output.cc (Output_section_headers::do_sized_write): Write large
5104 segment count to sh_info field.
5105 (Output_file_header::do_sized_write): For large segment count,
5106 write PN_XNUM to e_phnum field.
5107
800d0f56
ILT		 51082010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5109
5110 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5111 (Arm_relocate_functions::thm_jump8): New function.
5112 (Arm_relocate_functions::thm_jump11): New function.
5113 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5114 R_ARM_THM_JUMP11.
5115 (Target_arm::Scan::global): Likewise.
5116 (Target_arm::Relocate::relocate): Likewise.
5117 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5118 Likewise.
5119
41263c05
DK		 51202010-01-14 Doug Kwan <dougkwan@google.com>
5121
5122 * arm.cc (map, utility): Include headers.
5123 (Target_arm::apply_cortex_a8_workaround): New method.
5124 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5125 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5126 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5127 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5128 the --[no-]fix-cortex-a8 command line options.
5129 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5130 (Target_arm::relocate_stub): Use addend in instruction template.
5131 * options.h (DEFINE_bool): Set the user-set flag.
5132 (General_options): Add --[no-]-fix-cortex options.
5133 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5134 : Update fast look-up map after conversion.
41263c05 5135
459e9b03
ST		 51362010-01-14 Sriraman Tallam <tmsriram@google.com>
5137
5138 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5139 in the first pass of do_layout.
5140
b521dfe4
DK		 51412010-01-13 Doug Kwan <dougkwan@google.com>
5142
5143 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5144 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5145 apparent compiler problem of not folding static constant integral
5146 data members of elfcpp::Elf_sizes<32>.
5147
44272192
DK		 51482010-01-13 Doug Kwan <dougkwan@google.com>
5149
5150 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5151 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5152 Arm_relobj::scan_section_for_cortex_a8_erratum,
5153 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5154 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5155 sections to scan for relocation stubs into a new method
5156 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5157 relocation and Cortex-A8 stub scanning.
5158 (Target_arm::do_relax): Force stubs to be after stubbed sections
5159 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5160 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5161 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5162
44b71ece
ILT		 51632010-01-12 Ian Lance Taylor <iant@google.com>
5164
5165 * target-reloc.h (visibility_error): New inline function.
5166 (relocate_section): Call visibility_error.
5167 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5168 (MOSTLYCLEANFILES): Likewise.
5169 (protected_4_pic.o, protected_3.err): New targets.
5170 * testsuite/protected_4.cc: New file.
5171
a120bc7f
DK		 51722010-01-12 Doug Kwan <dougkwan@google.com>
5173
5174 * arm.cc (Cortex_a8_reloc): New class.
5175 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5176 and cortex_a8_relocs_info_.
5177 (Target_arm::fix_cortex_a8): New method definition.
5178 (Target_arm::Cortex_a8_relocs_info): New type.
5179 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5180 New data member declarations.
5181 (Target_arm::scan_reloc_for_stub): Record information about
5182 relocations for THUMB branches that might be exempted from the
5183 Cortex-A8 workaround.
5184 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5185 at the beginning of a relaxation pass.
5186
20138696
DK		 51872010-01-12 Doug Kwan <dougkwan@google.com>
5188
5189 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5190 (Arm_relobj::Mapping_symbol_position,
5191 Arm_reloj::Mapping_symbol_position_less,
5192 Arm_relobj::Mapping_symbols_info): New types.
5193 (Target_arm::is_mapping_symbol_name): New method definition.
5194 (Arm_relobj::do_count_local_symbols): Save information about mapping
5195 symbols.
5196
089d69dc
DK		 51972010-01-11 Doug Kwan <dougkwan@google.com>
5198
5199 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5200 Arm_relocate_functions::thumb32_branch_upper,
5201 Arm_relocate_functions::thumb32_branch_lower,
5202 Arm_relocate_functions::thumb32_cond_branch_offset,
5203 Arm_relocate_functions::thumb32_cond_branch_upper,
5204 Arm_relocate_functions::thumb32_cond_branch_lower,
5205 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5206 branch offset encoding.
5207 (Arm_relocate_functions::thumb_branch_common): Use new branch
5208 offset encoding methods to avoid code duplication.
5209 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5210 (Stub_addend_reader::operator()): Use new branch encoding method
5211 to avoid code duplication.
5212
99e5bff2
DK		 52132010-01-11 Doug Kwan <dougkwan@google.com>
5214
5215 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5216 (Target_arm::do_finalize_sections): Define special EXIDX section
5217 symbols only if referenced.
5218 * gc.h (Garbage_collection::add_reference): New method.
5219 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5220 code duplication.
5221
98e090bd
ILT		 52222010-01-11 Ian Lance Taylor <iant@google.com>
5223
d0a91bd8
ILT		 5224 * script.cc (Version_script_info::build_expression_list_lookup):
5225 Change complaing about duplicate wildcard match from error to
5226 warning.
5227
98e090bd
ILT		 5228 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5229 of 2009-12-30.
5230 (Version_script_info::Version_script_info): Initialize globs_,
5231 default_version_, default_is_global_, and exact_. Don't
5232 initialize globals_ or locals_.
5233 (Version_script_info::build_lookup_tables): Build local symbols
5234 first.
5235 (Version_script_info::unquote): New function.
5236 (Version_script_info::add_exact_match): New function.
5237 (Version_script_info::build_expression_list_lookup): Remove lookup
5238 parameter. Add is_global parameter. Change all callers. Handle
5239 wildcard pattern specially. Unquote pattern. Call
5240 add_exact_match.
5241 (Version_script_info::get_name_to_match): New function.
5242 (Version_script_info::get_symbol_version): New function.
5243 (Version_script_info::get_symbol_version_helper): Remove.
5244 (Version_script_info::check_unmatched_names): Call unquote.
5245 * script.h (class Version_script_info): Change get_symbol_version
5246 to be non-inline and add is_global parameter; change all callers.
5247 Rewrite symbol_is_local. Update declarations. Define struct
5248 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5249 Remove globals_ and locals_ members. Add exact_, globs_,
5250 default_version_, is_global_.
5251 (Version_script_info::Glob): Remove pattern, add expression and
5252 is_global. Update constructor. Change all callers.
5253 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5254 default version.
5255 (Versions::symbol_section_contents): If a symbol is undefined, or
5256 defined in a dynamic object, set the version index to
5257 VER_NDX_LOCAL.
5258 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5259 symbol_is_local.
5260 (Symbol_table::add_from_pluginobj): Likewise.
5261 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5262
d56962d3
DK		 52632010-01-11 Doug Kwan <dougkwan@google.com>
5264
5265 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5266 (incremental_dump_LDADD): Add linking option for libintl.
5267 * Makefile.in: Regenerate.
5268
94e6ee91
L		 52692010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5270
5271 PR gold/11144
5272 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5273 instead of -Ds.
5274 * testsuite/Makefile.in: Regenerated.
5275
e96c574b
DK		 52762010-01-10 Doug Kwan <dougkwan@google.com>
5277
5278 * options.h (DEFINE_var): Use parentheses around argument varname__
5279 in macro body to avoid any unintended subsequent substitutions.
5280
7198066b
ILT		 52812010-01-10 Ian Lance Taylor <iant@google.com>
5282
ba4d53bf
ILT		 5283 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5284 candidates before doing symbol resolution.
5285
7198066b
ILT		 5286 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5287 ODR candidates if only one is weak.
5288
a2beed37
ILT		 52892010-01-08 Ian Lance Taylor <iant@google.com>
5290
5291 * script.cc (Version_script_info::build_expression_list_lookup):
5292 Don't warn about ambiguous version, just record the ambiguity.
5293 (Version_script_info::get_symbol_version_helper): Give error if
5294 version is ambiguous.
5295
2fb7225c
DK		 52962010-01-08 Doug Kwan <dougkwan@google.com>
5297
5298 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5299 prev_data_size_ and prev_addralign_. Remove initializer for
5300 deleted data member has_been_changed_.
5301 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5302 to determine if the table is empty.
5303 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5304 Remove.
5305 (Stub_table::add_reloc_stub): Define method in class definition
5306 instead of just declaring it there.
5307 (Stub_table::add_cortex_a8_stub): New method definition.
5308 (Stub_table::update_data_size_and_addralign): Ditto.
5309 (Stub_table::finalize_stubs): Ditto.
5310 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5311 (Stub_table::do_addralign_): Return address alignment in the
5312 (Stub_table::do_reset_address_and_file_offset): Define method in
5313 class definition instead of declaring it there. Set current data
5314 size to be the data size of the previous pass.
5315 (Stub_table::set_final_data_size): Use current data size as the
5316 final data size.
5317 (Stub_table::relocate_stub): Change parameter type of stub from
5318 Reloc_stub pointer to Stub pointer.
5319 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5320 (Stub_table::Cortex_a8_stub_list): New typedef.
5321 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5322 Stub_table::prev_addralign_): New data member.
5323 (Arm_relobj::Arm_relobj): Initialize data member
5324 section_has_cortex_a8_workaround_.
5325 (Arm_relobj::section_has_cortex_a8_workaround,
5326 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5327 definitions.
5328 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5329 declarations.
5330 (Target_arm::relocate_stub): Change parameter type of stub from
5331 Reloc_stub pointer to Stub pointer.
5332 (Insn_template::size, Insn_template::alignment): Handle
5333 THUMB16_SPECIAL_TYPE.
5334 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5335 Stub_table::update_data_size_and_addralign,
5336 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5337 definitions.
5338 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5339 (Stub_table::do_write): Ditto.
5340 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5341
880cd20d
ILT		 53422010-01-08 Ian Lance Taylor <iant@google.com>
5343
5344 PR 11108
5345 * symtab.h (class Symbol): Remove fields is_target_special_ and
5346 has_plt_offset_. Add field is_defined_in_discarded_section_.
5347 (Symbol::is_defined_in_discarded_section): New function.
5348 (Symbol::set_is_defined_in_discarded_section): New function.
5349 (Symbol::has_plt_offset): Rewrite.
5350 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5351 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5352 Don't initialize is_target_special_ or has_plt_offset_.
5353 Initialize is_defined_in_discarded_section_.
5354 (Symbol_table::add_from_relobj): If appropriate, set
5355 is_defined_in_discarded_section.
5356 * resolve.cc (Symbol::override_base_with_special): Don't test
5357 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5358 * target-reloc.h (relocate_section): Do special handling for
5359 symbols defined in discarded sections for global symbols as well
5360 as local symbols.
5361
2703e3eb
ILT		 53622010-01-08 Ian Lance Taylor <iant@google.com>
5363
5364 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5365 the SHT_SYMTAB case.
5366
339d40a3
ILT		 53672010-01-08 Ian Lance Taylor <iant@google.com>
5368
5369 * object.cc (Sized_relobj::do_layout): Don't get confused if
5370 layout_eh_frame returns NULL.
5371
abecea76
ILT		 53722010-01-08 Ian Lance Taylor <iant@google.com>
5373
5374 PR 11084
5375 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5376 dynamic symbol table, use the normal symbol table.
5377 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5378 symbol table.
5379
6b7dd3f3
ILT		 53802010-01-08 Ian Lance Taylor <iant@google.com>
5381
5382 PR 11072
5383 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5384 sections.
5385
36c50e63
L		 53862010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5387
5388 * version.cc (print_version): Change to "Copyright 2010".
5389
e291e7b9
ILT		 53902010-01-08 Ian Lance Taylor <iant@google.com>
5391
5392 PR 10287
5393 PR 11063
5394 * i386.cc (class Target_i386): Change return type of plt_section
5395 to be non-const.
5396 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5397 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5398 tls_desc_rel_ field.
5399 (Output_data_plt_i386::rel_tls_desc): New function.
5400 (Target_i386::rel_tls_desc_section): New function.
5401 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5402 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5403 R_386_TLS_DESC reloc in rel_tls_desc_section.
5404 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5405 Define struct Tlsdesc_info.
5406 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5407 (Target_x86_64::do_reloc_symbol_index): New function.
5408 (Target_x86_64::add_tlsdesc_info): New function.
5409 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5410 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5411 tlsdesc_rel_ field.
5412 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5413 all callers.
5414 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5415 (Target_x86_64::rela_tlsdesc_section): New function.
5416 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5417 handling.
5418 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5419 (Target_x86_64::do_reloc_addend): New function.
5420 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5421 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5422 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5423 (Output_reloc::type): New function.
5424 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5425 (Output_reloc::is_target_specific): New function.
5426 (Output_reloc::target_arg): New function.
5427 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5428 absolute relocs and target specific relocs.
5429 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5430 add_target_specific.
5431 (class Output_data_reloc) [SHT_RELA]: Likewise.
5432 * output.cc (Output_reloc::Output_reloc): Add four new versions
5433 for absolute relocs and target specific relocs.
5434 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5435 (Output_reloc::get_symbol_index): Likewise.
5436 (Output_reloc::local_section_offset): Check that local_sym_index_
5437 is not TARGET_CODE or 0.
5438 (Output_reloc::symbol_value): Likewise.
5439 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5440 reloc.
5441 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5442 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5443 functions.
5444 * layout.cc (add_target_dynamic_tags): Use output section for
5445 DT_PLTRELSZ and DT_JMPREL.
5446
3a44184e
ILT		 54472010-01-07 Ian Lance Taylor <iant@google.com>
5448
5449 PR 11061
5450 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5451 function.
5452 (class Output_data_reloc_generic): Define.
5453 (class Output_data_reloc_base): Change base class to
5454 Output_data_reloc_generic. Change add() method to call
5455 bump_relative_reloc_count for a relative reloc. Remove
5456 sort_relocs_ field.
5457 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5458 to sort_relocs().
5459 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5460 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5461 appropriate.
5462 * layout.h (class Layout): Update declaration.
5463
ea715a34
ILT		 54642010-01-07 Ian Lance Taylor <iant@google.com>
5465
5466 * output.h (class Output_data): Add const version of
5467 output_section and do_output_section.
5468 (class Output_section_data): Add const version of
5469 do_output_section.
5470 (class Output_section): Likewise.
5471 * layout.cc (Layout::add_target_dynamic_tags): New function.
5472 * layout.h (class Layout): Update declarations.
5473 * arm.cc (Target_arm::do_finalize_sections): Use
5474 add_target_dynamic_tags.
5475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5479
659948a4
ILT		 54802010-01-07 Ian Lance Taylor <iant@google.com>
5481
5482 PR 11042
5483 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5484 object as needed.
5485
9d3b86f6
ILT		 54862010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5487 Ian Lance Taylor <iant@google.com>
5488
5489 PR 11019
5490 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5491 Xindex::read_symtab_xindex.
5492
bb0d3eb0
DK		 54932010-01-07 Doug Kwan <dougkwan@google.com>
5494
5495 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5496 (Insn_template::thumb16_bcond_insn): New method declaration.
5497 (Insn_template): Fix spelling.
5498 (Stub::thumb16_special): New method declaration.
5499 (Stub::do_write): Define virtual method which was previously pure
5500 virtual.
5501 (Stub::do_thumb16_special): New method declaration.
5502 (Stub::do_fixed_endian_write): New template member.
5503 (Reloc_stub::do_write): Remove.
5504 (Reloc_stub::do_fixed_endian_write): Remove.
5505 (Cortex_a8_stub): New class definition.
5506 (Stub_factory::make_cortex_a8_stub): New method definition.
5507 (Stub_factory::Stub_factory): Add missing static storage class
5508 qualifier for elf32_arm_stub_a8_veneer_blx.
5509
ffeef7df
ILT		 55102010-01-07 Ian Lance Taylor <iant@google.com>
5511
dc3f80fe
ILT		 5512 PR 10980
5513 * options.h (class General_options): Add --warn-unresolved-symbols
5514 and --error-unresolved-symbols.
5515 * errors.cc (Errors::undefined_symbol): Implement
5516 --warn-unresolved-symbols.
5517
ffeef7df
ILT		 5518 * options.h (class General_options): Add -z text and -z textoff.
5519 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5520
f1ec9ded
ST		 55212010-01-06 Sriraman Tallam <tmsriram@google.com>
5522
5523 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5524 (Garbage_collection::cident_sections): New function.
5525 (Garbage_collection::add_cident_section): New function.
5526 (Garbage_collection::cident_sections_): New member.
5527 (gc_process_relocs): Add references to sections whose names are C
5528 identifiers.
5529 * gold.h (cident_section_start_prefix): New constant.
5530 (cident_section_stop_prefix): New constant.
5531 (is_cident): New function.
5532 * layout.cc (Layout::define_section_symbols): Replace string constants
5533 with the newly defined constants.
5534 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5535 C identifiers.
5536 * testsuite/Makefile.am: Add gc_orphan_section_test.
5537 * testsuite/Makefile.in: Regenerate.
5538 * testsuite/gc_orphan_section_test.cc: New file.
5539 * testsuite/gc_orphan_section_test.sh: New file.
5540
6eda8c29
ILT		 55412010-01-06 Ian Lance Taylor <iant@google.com>
5542
b9674e17
ILT		 5543 PR 10980
5544 * options.h (class General_options): Add --warn-shared-textrel.
5545 * layout.cc (Layout::finish_dynamic_section): Implement
5546 --warn-shared-textrel.
5547
6eda8c29
ILT		 5548 PR 10980
5549 * options.h (class General_options): Add --warn-multiple-gp.
5550
32dcd44e
ILT		 55512010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5552
5553 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5554 $(THREADSLIB) and $(LIBDL).
5555 * Makefile.in: Rebuild.
5556
a192ba05
ILT		 55572010-01-06 Ian Lance Taylor <iant@google.com>
5558
5559 PR 10980
5560 * options.cc (General_options::parse_section_start): New function.
5561 (General_options::section_start): New function.
5562 (General_options::General_options): Initialize all members.
5563 * options.h: Include <map>
5564 (class General_options): Add --section-start. Add section_starts_
5565 member.
5566 * layout.cc (Layout::attach_allocated_section_to_segment): If
5567 --section-start was used, set the address of the segment. Remove
5568 local sort_sections.
5569 (Layout::relaxation_loop_body): If the address of the load segment
5570 has been set by --section-start, don't use it.
5571 * output.h (Output_segment::update_flags_for_output_section): New
5572 function.
5573 * output.cc (Output_segment::add_output_section): Call
5574 update_flags_for_output_section.
5575
dde3f402
ILT		 55762010-01-05 Ian Lance Taylor <iant@google.com>
5577
62dfdd4d
ILT		 5578 PR 10980
5579 * options.h (class General_options): Add --undefined-version.
5580 * script.cc (struct Version_expression): Add was_matched_by_symbol
5581 field.
5582 (Version_script_info::matched_symbol): New function.
5583 (Version_script_info::get_symbol_version_helper): Call
5584 matched_symbol.
5585 (Version_script_info::check_unmatched_names): New function.
5586 * script.h (class Version_script_info): Update declarations.
5587 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5588
9c4ae156
ILT		 5589 * options.h (class General_options): Use DEFINE_bool_alias for
5590 allow_multiple_definition.
5591 * resolve.cc (Symbol_table::should_override): Don't test
5592 allow_multiple_definition.
5593
dde3f402
ILT		 5594 PR 10980
5595 * options.h (class General_options): Add --cref.
5596 * main.cc (main): Print cref table if --cref. Don't close mapfile
5597 until after printing cref table.
5598 * cref.cc: Include "symtab.h".
5599 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5600 (Cref_table_compare::operator()): New function.
5601 (Cref_inputs::gather_cref): New function.
5602 (filecol): New static const.
5603 (Cref_inputs::print_cref): New function.
5604 (Cref::print_cref): New function.
5605 * cref.h: Include <cstdio>.
5606 (class Cref): Update declarations.
5607 * mapfile.h (Mapfile::file): New function.
5608 * object.h (class Object): Define Symbols. Declare virtual
5609 do_get_global_symbols.
5610 (Object::get_global_symbols): New function.
5611 * object.cc (Input_objects::add_object): Pass object to cref_ if
5612 --cref.
5613 (Input_objects::archive_start): Likewise.
5614 (Input_objects::archive_stop): Likewise.
5615 (Input_objects::print_cref): New function.
5616 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5617 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5618 --cref.
5619 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5620 function.
5621 * plugin.h (class Sized_pluginobj): Update declarations.
5622
8781f709
ILT		 56232010-01-05 Ian Lance Taylor <iant@google.com>
5624
5625 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5626 to is_default_version. Rename insdef to insdefault.
5627 (Symbol_table::add_from_relobj): Rename def to is_default_version
5628 and local to is_forced_local.
5629 (Symbol_table::add_from_pluginobj): Likewise.
5630 (Symbol_table::add_from_dynobj): Likewise.
5631 (Symbol_table::define_special_symbol): Rename insdef to
5632 insdefault.
5633
fe35d28d
ILT		 56342010-01-04 Ian Lance Taylor <iant@google.com>
5635
30bc8c46
ILT		 5636 PR 10980
5637 * options.h (class General_options): Add
5638 --allow-multiple-definition and -z muldefs.
5639 * resolve.cc (Symbol_table::should_override): Don't warn about a
5640 multiple symbol definition if --allow-multiple-definition or -z
5641 muldefs.
5642
7eaea549
ILT		 5643 PR 10980
5644 * options.h (class General_options): Add --add-needed and
5645 --copy-dt-needed-entries. Tweak --as-needed help entry.
5646 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5647 error if --copy-dt-needed-entries aka --add-needed is used and
5648 would cause a change in behaviour.
5649
fe35d28d
ILT		 5650 PR 10980
5651 * options.h (class General_options): Add -G as a short version of
5652 --shared. Add no-op options -assert, -g, and -i.
5653
55a2bb35
ST		 56542010-01-04 Sriraman Tallam <tmsriram@google.com>
5655
5656 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5657 check for .text or .gnu.linkonce.t sections.
5658 * icf.cc (Icf::find_identical_sections): Ditto.
5659 Change the detection for mangled function name within the section
5660 name.
5661 * icf.h (is_section_foldable_candidate): New function.
5662
719328e1
ILT		 56632009-12-30 Ian Lance Taylor <iant@google.com>
5664
5665 PR 10980
5666 * options.h (class General_options): Permit two dashes with
5667 --retain-symbols-file.
5668
d7bb5745
ILT		 56692009-12-30 Ian Lance Taylor <iant@google.com>
5670
403a15dd
ILT		 5671 PR 10979
5672 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5673 don't put the file header and segment headers in the text
5674 segment.
5675
eda294df
ILT		 5676 PR 10979
5677 * common.cc (Sort_commons::operator()): Stabilize sort when both
5678 entries are NULL.
5679 (Symbol_table::do_allocate_commons_list): When allocating common
5680 symbols, skip a symbol which is no longer common.
5681 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5682 an object before checking its type.
5683 * testsuite/common_test_2.c: New file.
5684 * testsuite/common_test_3.c: New file.
5685 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5686 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5687 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5688 (common_test_2_pic.o, common_test_2.so): New targets.
5689 (common_test_3_pic.o, common_test_3.so): New targets.
5690 * testsuite/Makefile.in: Rebuild.
5691
d7bb5745
ILT		 5692 PR 10979
5693 * script.cc (read_input_script): If we see a new SECTIONS clause,
5694 and we have added an input section, give an error.
5695 * layout.h (class Layout): Add have_added_input_section function.
5696 Add have_added_input_section_ field.
5697 * layout.cc (Layout::Layout): Initialize
5698 have_added_input_section_.
5699 (Layout::layout): Set have_added_input_section_.
5700 (Layout::layout_eh_frame): Likewise.
5701
fc59c572
ILT		 57022009-12-30 Ian Lance Taylor <iant@google.com>
5703
5704 PR 10931
5705 * options.h (class General_options): Add --sort-common option.
5706 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5707 * common.cc (Sort_common): Add sort_order parameter to
5708 constructor. Add sort_order_ field.
5709 (Sort_commons::operator): Check sort_order_.
5710 (Symbol_table::allocate_commons): Determine the sort order.
5711 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5712 Change all callers.
5713 (Symbol_table::do_allocate_commons_list): Likewise.
5714
1c74fab0
ILT		 57152009-12-30 Ian Lance Taylor <iant@google.com>
5716
5717 PR 10916
5718 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5719 symbols from this object, don't change the visibility of an
5720 undefined symbol.
5721 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5722
6affe781
ILT		 57232009-12-30 Ian Lance Taylor <iant@google.com>
5724
5725 PR 10861
5726 * script.h (class Version_script_info): Define Language enum.
5727 Update declarations. Define Glob, Exact, and Lookup types. Add
5728 new fields globals_, locals_, and is_finalized_.
5729 * script.cc: Various formatting fixes.
5730 (class Parser_closure): Change language_stack_ from a vector of
5731 std::string to one of Version_script_info::Language. Adjust all
5732 uses accordingly.
5733 (class Lazy_demangler): Remove.
5734 (struct Version_expression): Change language from std::string to
5735 Version_script_info::Language.
5736 (Version_script_info::Version_script_info): New function.
5737 (Version_script_info::~Version_script_info): Don't call clear.
5738 (Version_script_info::finalize): New function.
5739 (Version_script_info::build_lookup_tables): New function.
5740 (Version_script_info::build_expression_list_lookup): New
5741 function.
5742 (Version_script_info::get_symbol_version_helper): Rewrite to use
5743 lookup tables.
5744 (Version_script_info::print_expression_list): Adjust to use
5745 Version_script_info::Language.
5746 (script_push_lex_into_version_mode): Check that the version script
5747 has not been finalized.
5748 (version_script_push_lang): Change language string to
5749 Version_script_info::Language.
5750 * options.cc (Command_line::version_script): New function.
5751 * options.h (class General_options): Add finalize_dynamic_list
5752 function. Change version_script from declaration to definition.
5753 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5754 * testsuite/version_script.map: Remove duplicate def of foo.
5755 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5756 version_script.map.
5757 * testsuite/Makefile.in: Rebuild.
5758
818bf354
ILT		 57592009-12-30 Ian Lance Taylor <iant@google.com>
5760
5761 PR 10843
5762 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5763 if the input symbol index is 0, make the output symbol index 0.
5764
ebcc8304
ILT		 57652009-12-30 Ian Lance Taylor <iant@google.com>
5766
5767 PR 10670
5768 * options.h (class General_options): Add -x/--discard-all.
5769 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5770 --discard-all. If the local symbol needs a dynamic entry, check
5771 that before handling --discard-locals.
5772
176fe33f
ILT		 57732009-12-30 Ian Lance Taylor <iant@google.com>
5774
bb321bb1
ILT		 5775 PR 10450
5776 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5777 flags to PF_R.
5778 (Output_segment::add_output_section): Don't change the flags if
5779 the type is PT_TLS.
5780
176fe33f
ILT		 5781 PR 10450
5782 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5783 GNU hash table if they need a dynamic value. Otherwise, don't add
5784 them if they are defined in a dynamic object or are forced local.
5785
e8cd95c7
ILT		 57862009-12-29 Ian Lance Taylor <iant@google.com>
5787
1b81fb71
ILT		 5788 PR 10450
5789 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5790 .gnu.hash table for a 32-bit target.
5791
8d6d383d
ILT		 5792 PR 10450
5793 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5794 regular and a dynamic object only needs a dynamic symbol table
5795 entry if it is externally visible.
5796
e785ec03
ILT		 5797 PR 10450
5798 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5799 constructor. Add global_offset_table_ field.
5800 (Target_i386::got_section): Set global_offset_table_.
5801 (Target_i386::do_finalize_sections): Set global_offset_table_
5802 size.
5803 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5804 in constructor. Add global_offset_table_ field.
5805 (Target_x86_64::got_section): Set global_offset_table_.
5806 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5807 size.
5808
1a2dff53
ILT		 5809 * layout.cc (Layout::Layout): Initialize increase_relro_.
5810 (Layout::get_output_section): Add is_relro, is_last_relro, and
5811 is_first_non_relro parameters. Change all callers.
5812 (Layout::choose_output_section): Likewise.
5813 (Layout::add_output_section_data): Likewise.
5814 (Layout::make_output_section): Likewise.
5815 (Layout::set_segment_offsets): Clear increase_relro when using a
5816 linker script.
5817 * layout.h (class Layout): Add increase_relro method. Add
5818 increase_relro_ field. Update declarations.
5819 * output.cc (Output_section::Output_section): Initialize
5820 is_last_relro_ and is_first_non_relro_.
5821 (Output_segment::add_output_section): Group relro sections is
5822 do_sort is true. Handle is_last_relro and is_first_non_relro.
5823 (Output_segment::maximum_alignment): Remove relro handling.
5824 (Output_segment::set_section_addresses): Add increase_relro
5825 parameter. Change all callers. Add initial alignment to align
5826 relro sections on separate page. Remove old relro handling.
5827 (Output_segment::set_section_list_addresses): Remove in_relro
5828 parameter. Change all callers.
5829 (Output_segment::set_offset): Add increase parameter. Change all
5830 callers. Remove old relro handling.
5831 * output.h (class Output_section): Add new methods: is_last_relro,
5832 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5833 Add is_last_relro_ and is_first_non_relro_ fields.
5834 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5835 Create separate .got.plt section. Call increase_relro.
5836 * x86_64.cc (Target_x86_64::got_section): Likewise.
5837 * testsuite/relro_script_test.t: Add .got.plt.
5838
f0ba79e2
ILT		 5839 PR 10450
5840 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5841 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5842 (Layout::finalize): Call set_dynamic_symbol_size.
5843 (Layout::set_dynamic_symbol_size): New function.
5844 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5845 set_dynamic_symbol_size.
5846
e8cd95c7
ILT		 5847 PR 10450
5848 * output.h (class Output_section): Add is_entsize_zero_ field.
5849 * output.cc (Output_section::Output_section): Initialize
5850 is_entsize_zero_.
5851 (Output_section::set_entsize): If two different entsizes are
5852 requested, force it to zero.
5853 (Output_section::add_input_section): Set flags for .debug_str
5854 before updating section flags. Set entsize.
5855 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5856 and SHF_STRING if all input sections have those flags.
5857
3e1b9a8a
RÁE		 58582009-12-29 Rafael Espindola <espindola@google.com>
5859
5860 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5861 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5862 reporting.
3e1b9a8a 5863
3dcad376
ST		 58642009-12-29 Sriraman Tallam <tmsriram@google.com>
5865
5866 * options.cc (General_options::parse_version): Allow -v to exit
5867 without an error if there is nothing to link.
5868
084e2665
ILT		 58692009-12-29 Ian Lance Taylor <iant@google.com>
5870
5871 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5872 using a version of gcc before 4.1.
5873 * configure: Rebuild.
5874
250acde3
CD		 58752009-12-28 Chris Demetriou <cgd@google.com>
5876
5877 * attributes.cc (Output_attributes_section_data::do_write): Use
5878 std::vector::front rather than std::vector::data.
5879
99fff23b
ILT		 58802009-12-28 Ian Lance Taylor <iant@google.com>
5881
5882 * symtab.h (class Symbol_table): Add enum Defined.
5883 * resolve.cc (Symbol_table::should_override): Add defined
5884 parameter. Change all callers. Test whether object is NULL
5885 before calling a method on it.
5886 (Symbol_table::report_resolve_problem): Add defined parameter.
5887 Change all callers.
5888 (Symbol_table::should_override_with_special): Likewise.
5889 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5890 parameter. Change all callers.
5891 (Symbol_table::do_define_in_output_data): Likewise.
5892 (Symbol_table::define_in_output_segment): Likewise.
5893 (Symbol_table::do_define_in_output_segment): Likewise.
5894 (Symbol_table::define_as_constant): Likewise.
5895 (Symbol_table::do_define_as_constant): Likewise.
5896 * script.h (class Symbol_assignment): Add is_defsym parameter to
5897 constructor; change all callers.
5898 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5899 parameter. Change all callers. Add is_defsym_ field.
5900 (class Parser_closure): Add parsing_defsym parameter to
5901 constructor; change all callers. Add parsing_defsym accessor
5902 function. Add parsing_defsym_ field.
5903
556bd683
ILT		 59042009-12-28 Ian Lance Taylor <iant@google.com>
5905
5906 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5907 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5908
1782c879
ILT		 59092009-12-23 Ian Lance Taylor <iant@google.com>
5910
5911 * i386.cc (Target_i386::do_calls_non_split): Recognize
5912 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5913 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5914 -fsplit-stack prologue when using %r11.
1782c879 5915
329ca2b1
ST		 59162009-12-21 Sriraman Tallam <tmsriram@google.com>
5917
5918 * options.cc (General_options::parse_version): Make -v continue and do
5919 the link like GNU ld does.
5920
d675ff46
RÁE		 59212009-12-17 Rafael Avila de Espindola <espindola@google.com>
5922
5923 * Makefile.am (CCFILES): Add timer.cc.
5924 (HFILES): Add timer.h.
5925 * configure.ac: Check for sysconf and times.
5926 * main.cc: include timer.h.
5927 (main): Use Timer instead of get_run_time.
5928 * timer.cc: New.
5929 * timer.h: New.
5930 * workqueue.cc: include timer.h.
5931 (Workqueue::find_and_run_task):
5932 Report user, sys and wall time.
5933 * Makefile.in: Regenerate.
5934 * config.in: Regenerate.
5935 * configure: Regenerate.
5936
d6344fb5
DK		 59372009-12-16 Doug Kwan <dougkwan@google.com>
5938
5939 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5940 sections.
5941 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5942 relaxed input sections.
5943 * output.cc (Output_section::find_relaxed_input_section): Change
5944 return type to Output_relaxed_input_section pointer. Adjust code
5945 for new type of relaxed_input_section_map_.
5946 * output.h (Output_section::find_relaxed_input_section): Change
5947 return type to Output_relaxed_input_section pointer.
5948 (Output_section::Output_relaxed_input_section_by_input_section_map):
5949 New type.
5950 (Output_section::relaxed_input_section_map_): Change type to
5951 Output_section::Output_relaxed_input_section_by_input_section_map.
5952 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5953 input section.
5954
0e0d5469
ILT		 59552009-12-15 Ian Lance Taylor <iant@google.com>
5956
5957 * layout.cc (Layout::create_shstrtab): Only write out after input
5958 sections if we are compressing debug sections.
5959
0649a889
ILT		 59602009-12-15 Ian Lance Taylor <iant@google.com>
5961
5962 * archive.cc (Archive::add_symbols): Only look up a symbol without
5963 a version if there is, in fact, a version.
5964
2ea97941
ILT		 59652009-12-14 Ian Lance Taylor <iant@google.com>
5966
5967 Revert -Wshadow changes, all changes from:
5968 2009-12-11 Doug Kwan <dougkwan@google.com>
5969 2009-12-11 Nick Clifton <nickc@redhat.com>
5970 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5971
b0eec2cc
DK		 59722009-12-11 Doug Kwan <dougkwan@google.com>
5973
5974 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5975 due to -Wshadow.
5976 * attributes.cc (Object_attribute::size): Ditto.
5977 (Attributes_section_data::size): Ditto.
5978 (Attributes_section_data::Attributes_section_data): Ditto.
5979 (Output_attributes_section_data::do_write): Ditto.
5980 * attributes.h (Object_attribute::set_type): Ditto.
5981 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5982
91d6fa6a
NC		 59832009-12-11 Nick Clifton <nickc@redhat.com>
5984
5985 * archive.cc: Fix shadowed variable warnings.
5986 * arm.cc: Likewise.
5987 * compressed_output.cc: Likewise.
5988 * compressed_output.h: Likewise.
5989 * configure: Likewise.
5990 * dwarf_reader.cc: Likewise.
5991 * dynobj.cc: Likewise.
5992 * dynobj.h: Likewise.
5993 * ehframe.cc: Likewise.
5994 * ehframe.h: Likewise.
5995 * errors.cc: Likewise.
5996 * expression.cc: Likewise.
5997 * fileread.cc: Likewise.
5998 * fileread.h: Likewise.
5999 * freebsd.h: Likewise.
6000 * i386.cc: Likewise.
6001 * icf.cc: Likewise.
6002 * incremental.h: Likewise.
6003 * layout.cc: Likewise.
6004 * layout.h: Likewise.
6005 * mapfile.cc: Likewise.
6006 * merge.cc: Likewise.
6007 * merge.h: Likewise.
6008 * object.cc: Likewise.
6009 * object.h: Likewise.
6010 * options.h: Likewise.
6011 * output.cc: Likewise.
6012 * output.h: Likewise.
6013 * parameters.cc: Likewise.
6014 * plugin.cc: Likewise.
6015 * powerpc.cc: Likewise.
6016 * reduced_debug_output.cc: Likewise.
6017 * reduced_debug_output.h: Likewise.
6018 * reloc.cc: Likewise.
6019 * reloc.h: Likewise.
6020 * resolve.cc: Likewise.
6021 * script-sections.cc: Likewise.
6022 * script.cc: Likewise.
6023 * script.h: Likewise.
6024 * sparc.cc: Likewise.
6025 * symtab.cc: Likewise.
6026 * symtab.h: Likewise.
6027 * target-select.cc: Likewise.
6028 * target-select.h: Likewise.
6029 * token.h: Likewise.
6030 * workqueue.cc: Likewise.
6031 * workqueue.h: Likewise.
6032 * x86_64.cc: Likewise.
6033
a0351a69
DK		 60342009-12-10 Doug Kwan <dougkwan@google.com>
6035
6036 * arm.cc (attributes.h): New include.
6037 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6038 (Arm_relobj::~Arm_relobj): Delete object pointed by
6039 attributes_section_data_.
6040 (Arm_relobj::attributes_section_data): New method definition.
6041 (Arm_relobj::attributes_section_data_): New data member declaration.
6042 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6043 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6044 attributes_section_data_.
6045 (Arm_dynobj::attributes_section_data): New method definition.
6046 (Arm_dynobj::attributes_section_data_): New data member declaration.
6047 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6048 initialization value of may_use_blx_ to false.
6049 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6050 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6051 object attributes to compute results instead of hard-coding.
6052 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6053 Target_arm::get_secondary_compatible_arch,
6054 Target_arm::set_secondary_compatible_arch
6055 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6056 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6057 New method declarations.
6058 (Target_arm::get_aeabi_object_attribute): New method definition.
6059 (Target_arm::attributes_section_data_): New data member declaration.
6060 (read_arm_attributes_section): New template definition.
6061 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6062 (Arm_dynobj::do_read_symbols): Ditto.
6063 (Target_arm::do_finalize_sections): Merge attributes sections from
6064 input. Check for BLX use after attributes section merging.
6065 Fix __exidx_start and __exidx_end visibility. Create an
6066 .ARM.attributes section if necessary.
6067 (Target_arm::get_secondary_compatible_arch,
6068 Target_arm::set_secondary_compatible_arch,
6069 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6070 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6071 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6072 New method definitions.
6073
b59befec
ILT		 60742009-12-09 Ian Lance Taylor <iant@google.com>
6075
6076 * plugin.cc (Plugin::load): Don't cast from void* to a function
6077 pointer.
6078
1276bc89
ILT		 60792009-12-09 Ian Lance Taylor <iant@google.com>
6080
6081 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6082 information fields.
6083
2f2de248
L		 60842009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6085
6086 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6087 Replace two_file_shared_1.so with two_file_shared_2.so.
6088 * testsuite/Makefile.in: Regenerated.
6089
4f787271
DK		 60902009-12-08 Doug Kwan <dougkwan@google.com>
6091
6092 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6093 (HFILES): Add attributes.h and int_encoding.h.
6094 * Makefile.in: Regenerate.
6095 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6096 function definitions to int_encoding.cc
6097 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6098 prototypes to int_encoding.h
6099 * reduced_debug_output.cc (int_encoding.h): New include.
6100 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6101 function definitions to int_encoding.cc
6102 (insert_into_vector, read_from_pointer): Move template definitions to
6103 int_encoding.h
6104 * attributes.cc: New file.
6105 * attributes.h: New file.
6106 * int_encoding.cc: New file.
6107 * int_encoding.h: New file.
6108
20b52f1a
RÁE		 61092009-12-07 Rafael Avila de Espindola <espindola@google.com>
6110
6111 PR gold/11055
6112 * incremental-dump.cc (dump_incremental_inputs): New.
6113 (main): Use dump_incremental_inputs.
6114
53d7974c
L		 61152009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6116
6117 PR gold/10893
6118 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6119 checking elfcpp::STT_FUNC.
6120 (Target_i386::Relocate::relocate): Likewise.
6121 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6122
6123 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6124 symbols from shared libraries into normal FUNC symbols.
6125
6126 * symtab.h (Symbol): Add is_func and use it.
6127
05a352e6
DK		 61282009-12-05 Doug Kwan <dougkwan@google.com>
6129
6130 * arm.cc (Target_arm::arm_info): Initialize new fields
6131 attributes_section and attributes_vendor.
6132 * i386.cc (Target_i386::i386_info): Same.
6133 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6134 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6135 fields attributes_section and attributes_vendor.
53d7974c 6136 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6137 * target.h (Target::attributes_section, Target::attributes_vendor,
6138 Target::is_attributes_section, Target::attribute_arg_type,
6139 Target::attributes_order): New method definitions.
6140 (Target::Target_info::attributes_section,
6141 Target::Target_info::attributes_vendor): New fields.
6142 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6143 virtual method definitions.
6144 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6145 attributes_section and attributes_vendor.
6146 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6147
f4e5969c
DK		 61482009-12-05 Doug Kwan <dougkwan@google.com>
6149
6150 * arm.cc: Update comments about interworking and stub generation.
6151 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6152 considered as non-PIC.
6153 (Arm_relocate_functions::base_abs): Fix formatting.
6154 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6155 of function to use GOT entry address instead of offset.
6156 (Target_arm::Scan::global): Issue an error if a symbol would need a
6157 PLT does not get one because it is untyped. Remove code to create
6158 dynamic symbols for relative branches.
6159 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6160 takes unsigned integer instead of boolean.
6161
1abce4a6
L		 61622009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6163
6164 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6165 (two_file_test_LDADD): Likewise.
6166 (common_test_1_LDADD): Likewise.
6167 (exception_test_LDADD) Likewise.
6168 (weak_test_LDADD): Likewise.
6169 (many_sections_test_LDADD): Likewise.
6170 (initpri1_LDADD): Likewise.
6171 (script_test_1_LDADD): Likewise.
6172 (script_test_2_LDADD): Likewise.
6173 (justsyms_LDADD): Likewise.
6174 (binary_test_LDADD): Likewise.
6175 (large_LDADD): Likewise.
6176 * testsuite/Makefile.in: Regenerated.
6177
adcf2816 61782009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6179
adcf2816
L		 6180 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6181 (Symbol_table::override_with_special): Likewise.
6182 (Symbol_table::add_from_object): Likewise.
6183
28e67f5d
RÁE		 61842009-12-04 Rafael Avila de Espindola <espindola@google.com>
6185
6186 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6187 Don't set the data_offset twice.
6188
ae10a101
RÁE		 61892009-12-04 Rafael Avila de Espindola <espindola@google.com>
6190
6191 * testsuite/Makefile.in: Regenerate.
6192
f59f41f3
DK		 61932009-12-03 Doug Kwan <dougkwan@google.com>
6194
6195 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6196 (Target_arm::do_finalize_sections): Add parameter for symbol table
6197 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6198 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6199 parameter for symbol table pointer.
6200 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6201 an additional parameter for a pointer to symbol table.
6202 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6203 parameter for a symbol table pointer.
6204 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6205 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6206 Ditto.
6207 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6208 parameter for a symbol table pointer.
6209
ca55d848
RÁE		 62102009-12-03 Rafael Avila de Espindola <espindola@google.com>
6211
6212 * incremental.cc (Incremental_inputs_header)
6213 (Incremental_inputs_header_write, Incremental_inputs_entry)
6214 (Incremental_inputs_entry_write): Move ...
6215 * incremental.h (Incremental_inputs_header)
6216 (Incremental_inputs_header_write, Incremental_inputs_entry)
6217 (Incremental_inputs_entry_write): here.
6218
3aec4f9c
RÁE		 62192009-12-02 Rafael Avila de Espindola <espindola@google.com>
6220
6221 * incremental.cc (make_sized_incremental_binary): Set the target.
6222 Error if it is incompatible.
6223 * output.h (Output_file): Add filename method.
6224
9c0ae74d
RÁE		 62252009-12-02 Rafael Avila de Espindola <espindola@google.com>
6226
6227 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6228 from the get_* methods.
6229
a45500ae
RÁE		 62302009-12-02 Rafael Avila de Espindola <espindola@google.com>
6231
6232 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6233 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6234 Write 0 for the data_offset of scripts.
6235
325e6408
RÁE		 62362009-12-02 Rafael Avila de Espindola <espindola@google.com>
6237
6238 * testsuite/Makefile.am: Add the incremental_test.sh test.
6239 * testsuite/incremental_test.sh: New.
6240 * testsuite/incremental_test_1.c: New.
6241 * testsuite/incremental_test_2.c: New.
6242
954c3e2e
RÁE		 62432009-12-01 Rafael Avila de Espindola <espindola@google.com>
6244
6245 * incremental-dump.cc (main): Fix typos.
6246
f8086623
RÁE		 62472009-11-27 Rafael Avila de Espindola <espindola@google.com>
6248
6249 PR gold/11025
6250 * incremental-dump.cc (main): Use llu to print 64 bit values.
6251
3b0dd6ac
L		 62522009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6253 H.J. Lu <hongjiu.lu@intel.com>
6254
6255 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6256 $(LIBDL).
6257 (incremental_dump_LDADD): Likewise.
6258 * Makefile.in: Regenerated.
6259
a6d1ef57 62602009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6261
a6d1ef57
DK		 6262 Revert:
6263
6264 2009-11-25 Doug Kwan <dougkwan@google.com>
6265
6266 * arm.cc (Target_arm::Target_arm): Move method definition
6267 outside of class definition. Add code to handle
6268 --target1-rel, --target1-abs and --target2= options.
6269 (Target_arm::get_reloc_reloc_type): Change method to be
6270 non-static and const.
6271 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6272 New data member declaration.
6273 (Target_arm::Scan::local, Target_arm::Scan::global,
6274 Target_arm::Relocate::relocate,
6275 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6276 Adjust call to Target_arm::get_real_reloc_type.
6277 (Target_arm::get_real_reloc_type): Use command line options
6278 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6279 * options.h (--target1-rel, --target1-abs, --target2): New
6280 ARM-only options.
6281
50aeb7d4
DK		 62822009-11-25 Doug Kwan <dougkwan@google.com>
6283
6284 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6285 class definition. Add code to handle --target1-rel, --target1-abs
6286 and --target2= options.
6287 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6288 and const.
6289 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6290 member declaration.
6291 (Target_arm::Scan::local, Target_arm::Scan::global,
6292 Target_arm::Relocate::relocate,
6293 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6294 call to Target_arm::get_real_reloc_type.
6295 (Target_arm::get_real_reloc_type): Use command line options to
6296 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6297 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6298 options.
6299
51938283
DK		 63002009-11-25 Doug Kwan <dougkwan@google.com>
6301
6302 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6303 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6304 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6305 formatting.
6306 (Arm_relocate_functions::thm_call): Replace body with a call to
6307 Arm_relocate_functions::thumb_branch_common.
6308 (Arm_relocate_functions::thm_jump24,
6309 Arm_relocate_functions::thm_xpc22): New method definitions.
6310 (Arm_relocate_functions::thumb_branch_common): New method definition.
6311 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6312 operator.
6313 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6314 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6315
e2b8f3c4
RÁE		 63162009-11-24 Rafael Avila de Espindola <espindola@google.com>
6317
6318 * Makefile.am: Build incremental-dump
6319 * Makefile.in: Regenerate.
6320 * incremental-dump.cc: New.
6321 * incremental.cc (Incremental_inputs_header_data,
6322 Incremental_inputs_entry_data): Move to incremental.h
6323 * incremental.h: (Incremental_inputs_header_data,
6324 Incremental_inputs_entry_data): Move from incremental.cc
6325
bcba9aec
RÁE		 63262009-11-24 Rafael Avila de Espindola <espindola@google.com>
6327
6328 * incremental.cc (Incremental_inputs_header,
6329 Incremental_inputs_header_write, Incremental_inputs_entry,
6330 Incremental_inputs_entry_write): Add a typedef with the data type.
6331
7c3afe08
RÁE		 63322009-11-24 Rafael Avila de Espindola <espindola@google.com>
6333
6334 * incremental.cc (Incremental_inputs_header,
6335 Incremental_inputs_header_write, Incremental_inputs_entry,
6336 Incremental_inputs_entry_write): Update comment about which
6337 type has the filed descriptions.
6338
d204b6e9
DK		 63392009-11-15 Doug Kwan <dougkwan@google.com>
6340
6341 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6342 (Arm_relocate_functions::arm_branch_common): Change method defintion
6343 in class definition to a method declaration and update list of formal
6344 parameters.
6345 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6346 Arm_relocation_functions::jump24): Adjust call to
6347 Arm_relocate_functions::arm_branch_common. Update list of formal
6348 parameters.
6349 (Arm_relocate_functions::xpc25): New method definition.
6350 (Arm_relocate_functions::arm_branch_common): Move method defintion
6351 out from class definition. Use stubs for mode-switching and extending
6352 branch ranges.
6353 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6354 specially. Change code to enable use of stubs in ARM branches.
6355
43d12afe
DK		 63562009-11-10 Doug Kwan <dougkwan@google.com>
6357
6358 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6359 in method declaration.
6360 (Target_arm::relocate_stub): New method declaration.
6361 (Target_arm::default_target): Change to return a pointer instead of
6362 a const reference.
6363 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6364 Target_arm::default_target.
6365 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6366 method definition.
6367 (Target_arm::relocate_section): Adjust view.
6368 (Target_arm::relocate_stub): New method definition.
6369
ac33a407
DK		 63702009-11-10 Doug Kwan <dougkwan@google.com>
6371
6372 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6373 a format warning.
6374 * incremental.cc (open_incremental_binary): Initialized local
6375 variables to avoid warnings.
6376 * object.cc (make_elf_object): Ditto.
6377 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6378 a format warning.
e1df38aa 6379
88ee28e9
L		 6380009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6381
6382 PR gold/10930
6383 * testsuite/plugin_test.c: Include "config.h".
6384
2daedcd6
DK		 63852009-11-09 Doug Kwan <dougkwan@google.com>
6386
6387 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6388 (arm_symbol_value): Remove.
6389 (Arm_relocate_functions::arm_branch_common,
6390 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6391 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6392 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6393 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6394 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6395 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6396 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6397 Arm_relocate_functions::thm_mobw_abs_nc,
6398 Arm_relocate_functions::thm_mov_abs,
6399 Arm_relocate_functions::movw_prel_nc,
6400 Arm_relocate_functions::thm_movt_abs,
6401 Arm_relocate_functions::movt_prel,
6402 Arm_relocate_functions::thm_movw_prel_nc,
6403 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6404 (Target_arm::Relocate::relocate): Only decompose address into two
6405 parts if relocation type uses the thumb-bit and pass the actual
6406 bit instead of a flag indicating that the thumb-bit is used. Adjust
6407 calls to methods in Arm_relocate_functions for this change.
6408
1276bc89 64092009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6410
6411 PR 10925
6412 * reloc.cc: Instantiate
6413 Sized_relobj::initialize_input_to_output_maps and
6414 Sized_relobj:free_input_to_output_maps.
6415
e53ad1b5
ILT		 64162009-11-06 Ian Lance Taylor <iant@google.com>
6417
6418 PR 10876
6419 * defstd.cc (in_segment): Set only_if_ref true for "end".
6420
eb44217c
DK		 64212009-11-06 Doug Kwan <dougkwan@google.com>
6422
6423 * arm.cc (class Reloc_stub): Correct a comment.
6424 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6425 (Target_arm::scan_section_for_stubs): New method declaration.
6426 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6427 Change methods from private to protected.
6428 (Target_arm::do_may_relax): New method definition.
6429 (Target_arm::do_relax, Target_arm::group_sections,
6430 Target_arm::scan_reloc_for_stub,
6431 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6432 (Target_arm::arm_input_section_map_): New data member declaration.
6433 (Target_arm::scan_reloc_for_stub,
6434 Target_arm::scan_reloc_section_for_stubs,
6435 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6436 Target_arm::do_relax): New method definitions.
6437
5d329b7d
ILT		 64382009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6439
6440 * configure.ac: Check for (struct stat)::st_mtim
6441 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6442 * config.in: Regenerate.
6443 * configure: Regenerate.
6444
96a0d71b
ILT		 64452009-11-05 Ian Lance Taylor <iant@google.com>
6446
6447 PR 10910
6448 * output.cc (Output_segment::add_output_section): Add missing
6449 return statement.
6450
594c8e5e
ILT		 64512009-11-04 Ian Lance Taylor <iant@google.com>
6452
6453 PR 10880
6454 * object.h (class Object): Add is_needed and set_is_needed
6455 methods. Add is_needed_ field. Make bool fields into bitfields.
6456 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6457 defined in a dynamic object and referenced by a regular object,
6458 set is_needed for the dynamic object.
6459 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6460 if the file is marked with as_needed and it is not needed.
6461
22b127cc
ILT		 64622009-11-04 Ian Lance Taylor <iant@google.com>
6463
6464 PR 10887
6465 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6466 tags if data is discarded by linker script.
6467 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6468 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6469 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6470 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6471
f5c870d2
ILT		 64722009-11-04 Ian Lance Taylor <iant@google.com>
6473
6474 * layout.cc (Layout::get_output_section): Add is_interp and
6475 is_dynamic_linker_section parameters. Change all callers.
6476 (Layout::choose_output_section): Likewise.
6477 (Layout::make_output_section): Likewise.
6478 (Layout::add_output_section_data): Add is_dynamic_linker_section
6479 parameter. Change all callers.
6480 * layout.h (class Layout): Update declarations.
6481 * output.h (class Output_section): Add is_interp, set_is_interp,
6482 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6483 Add is_interp_, is_dynamic_linker_section_ fields. Change
6484 generate_code_fills_at_write_ to a bitfield.
6485 * output.cc (Output_section::Output_sections): Initialize new
6486 fields.
6487 (Output_segment::add_output_section): Add do_sort parameter.
6488 Change all callers.
6489
1ae4d23b
ILT		 64902009-11-03 Ian Lance Taylor <iant@google.com>
6491
6492 PR 10860
6493 * options.h (class General_options): Add --warn-common.
6494 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6495 merging two common symbols.
6496 (Symbol_table::should_override): Handle --warn-common when merging
6497 a common symbol with a defined symbol. Use report_resolve_problem
6498 for multiple definitions.
6499 (Symbol_table::report_resolve_problem): New function.
6500 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6501
55da9579
DK		 65022009-11-03 Doug Kwan <dougkwan@google.com>
6503
6504 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6505 stub_factory_.
6506 (Target_arm::stub_factory): New method definition.
6507 (Target_arm::new_arm_input_section,
6508 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6509 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6510 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6511 New type definitions.
6512 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6513 member declarations.
6514 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6515 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6516 New method definitions.
6517
37a9ac43
ILT		 65182009-11-03 Ian Lance Taylor <iant@google.com>
6519
6520 * options.h (class General_options): Add --warn_constructors.
6521
b3d6a3d4
ILT		 65222009-11-03 Ian Lance Taylor <iant@google.com>
6523
6524 PR 10893
6525 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6526 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6527
934b01dd
ILT		 65282009-11-03 Ian Lance Taylor <iant@google.com>
6529
6530 PR 10895
6531 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6532 --msgid-bugs-address.
6533 (install-pdf): New target.
6534 (install-data_yes): Look up one directory to find mkinstalldirs.
6535
03c1939b
L		 65362009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6537
6538 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6539 tree.
6540
ebd95253
DK		 65412009-10-30 Doug Kwan <dougkwan@google.com>
6542
6543 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6544
e9bbb538
DK		 65452009-10-30 Doug Kwan <dougkwan@google.com>
6546
6547 * arm.cc (Stub_addend_reader): New struct template definition
6548 and partial specializations.
6549 (Stub_addend_reader::operator()): New method definition for a
6550 partially specialized template.
6551
d5b40221
DK		 65522009-10-30 Doug Kwan <dougkwan@google.com>
6553
6554 * arm.cc (Arm_relobj::processor_specific_flags): New method
6555 definition.
6556 (Arm_relobj::do_read_symbols): New method declaration.
6557 (Arm_relobj::processor_specific_flags_): New data member declaration.
6558 (Arm_dynobj): New class definition.
6559 (Target_arm::do_finalize_sections): Add input_objects parameter.
6560 (Target_arm::do_adjust_elf_header): New method declaration.
6561 (Target_arm::are_eabi_versions_compatible,
6562 (Target_arm::merge_processor_specific_flags): New method declaration.
6563 (Target_arm::do_make_elf_object): New overloaded method definitions
6564 and declaration.
6565 (Arm_relobj::do_read_symbols): New method definition.
6566 (Arm_dynobj::do_read_symbols): Ditto.
6567 (Target_arm::do_finalize_sections): Add input_objects parameters.
6568 Merge processor-specific flags from all input objects.
6569 (Target_arm::are_eabi_versions_compatible,
6570 Target_arm::merge_processor_specific_flags,
6571 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6572 New method definitions.
6573 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6574 Input_objects pointer type parameter.
6575 * layout.cc (Layout::finalize): Pass input objects to target's.
6576 finalize_sections function.
6577 * output.cc (Output_file_header::do_sized_write): Set ELF file
6578 header's processor-specific flags.
6579 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6580 Input_objects pointer type parameter.
6581 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6582 * target.h (Input_objects): New forward class declaration.
6583 (Target::processor_specific_flags,
6584 Target::are_processor_specific_flags_sect): New method definitions.
6585 (Target::finalize_sections): Add input_objects parameter.
6586 (Target::Target): Initialize processor_specific_flags_ and
6587 are_processor_specific_flags_set_.
6588 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6589 parameter.
6590 (Target::set_processor_specific_flags): New method definition.
6591 (Target::processor_specific_flags_,
6592 Target::are_processor_specific_flags_set_): New data member
6593 declarations.
6594 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6595 Input_objects pointer type parameter.
6596
ebabffbd
DK		 65972009-10-30 Doug Kwan <dougkwan@google.com>
6598
6599 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6600
ad0f2072
ILT		 66012009-10-28 Ian Lance Taylor <iant@google.com>
6602
6603 * object.h (class Relobj): Drop options parameter from
6604 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6605 do_scan_relocs, do_relocate. Change all callers.
6606 (class Sized_relobj): Drop options parameters from
6607 do_gc_process_relocs, do_scan_relocs, do_relocate,
6608 do_relocate_sections, relocate_sections, emit_relocs_scan,
6609 emit_relocs_scan_reltype. Change all callers.
6610 (struct Relocate_info): Remove options field and all references to
6611 it.
6612 * reloc.h (class Read_relocs): Remove options constructor
6613 parameter and options_ field. Change all callers.
6614 (class Gc_process_relocs, class Scan_relocs): Likewise.
6615 (class Relocate_task): Likewise.
6616 * target-reloc.h (scan_relocs): Remove options parameter. Change
6617 all callers.
6618 (scan_relocatable_relocs): Likewise.
6619 * target.h (class Sized_target): Remove options parameter from
6620 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6621 all callers.
6622 * gc.h (gc_process_relocs): Remove options parameter. Change all
6623 callers.
6624 * arm.cc: Update functions to remove options parameters.
6625 * i386.cc: Likewise.
6626 * powerpc.cc: Likewise.
6627 * sparc.cc: Likewise.
6628 * x86_64.cc: Likewise.
6629 * testsuite/testfile.cc: Likewise.
6630
8ffa3667
DK		 66312009-10-28 Doug Kwan <dougkwan@google.com>
6632
6633 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6634 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6635 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6636 New method definitions.
6637
40f36857
CC		 66382009-10-28 Cary Coutant <ccoutant@google.com>
6639
6640 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6641 (Plugin::cleanup_done_): New member.
6642 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6643 (Plugin_manager::cleanup_done_): Remove.
6644 (Plugin_manager::add_input_file): Edit error message.
6645 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6646 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6647
2c849493
ILT		 66482009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6649
6650 * fileread.cc: (File_read::View::~View): Use the new
6651 data_ownership_ filed.
6652 (File_read::~File_read): Dispose the new whole_file_view_.
6653 (File_read::open): Mmap the whole file if needed.
6654 (File_read::open): Use whole_file_view_ instead of contents_.
6655 (File_read::find_view): Use whole_file_view_ if applicable.
6656 (File_read::do_read): Use whole_file_view_ instead of contents_.
6657 (File_read::make_view): Use whole_file_view_ instead of contents_,
6658 update File_read::View::View call.
6659 (File_read::find_or_make_view): Update File_read::View::View
6660 call.
6661 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6662 remove contents_
6663 (File_read::View::Data_ownership): New enum.
6664 (File_read::View::View): Replace bool mapped_ with Data_ownership
6665 argument.
6666 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6667 (File_read::View::data_ownership_): New field.
6668 (File_read::contents_): Remove (replaced by whole_file_view_).
6669 (File_read::whole_file_view_): New field.
6670 * options.h (class General_options): Add --keep-files-mapped.
6671
24998053
CC		 66722009-10-27 Cary Coutant <ccoutant@google.com>
6673
6674 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6675 * testsuite/Makefile.am (plugin_test_5): New test case.
6676 * testsuite/Makefile.in: Regenerate.
6677
72adc4fa
DK		 66782009-10-25 Doug Kwan <dougkwan@google.com>
6679
6680 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6681 from private to protected to allow access by child class.
6682 (Sized_relobj::do_relocate_sections): New method declaration.
6683 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6684 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6685 Sized_relobj::relocate_sections. Instantiate template explicitly
6686 for different target sizes and endianity.
6687
07f508a2
DK		 66882009-10-24 Doug Kwan <dougkwan@google.com>
6689
6690 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6691 (Arm_input_section::as_arm_input_section): New method.
6692 (Arm_output_section): New class definition.
6693 (Arm_output_section::create_stub_group,
6694 Arm_output_section::group_sections): New method definitions.
6695
10ad9fe5
DK		 66962009-10-22 Doug Kwan <dougkwan@google.com>
6697
6698 * arm.cc (Arm_input_section): New class definition.
6699 (Arm_input_section::init, Arm_input_section:do_write,
6700 Arm_input_section::set_final_data_size,
6701 Arm_input_section::do_reset_address_and_file_offset): New method
6702 definitions.
6703
56ee5e00
DK		 67042009-10-21 Doug Kwan <dougkwan@google.com>
6705
6706 * arm.cc (Stub_table, Arm_input_section): New forward class
6707 declarations.
6708 (Stub_table): New class defintion.
6709 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6710 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6711 New method definition.
6712
b569affa
DK		 67132009-10-21 Doug Kwan <dougkwan@google.com>
6714
6715 * arm.cc: Update copyright comments.
6716 (Target_arm): New forward class template declaration.
6717 (Arm_address): New type.
6718 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6719 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6720 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6721 constants.
6722 (Insn_template): Same.
6723 (DEF_STUBS): New macro.
6724 (Stub_type): New enum type.
6725 (Stub_template): New class definition.
6726 (Stub): Same.
6727 (Reloc_stub): Same.
6728 (Stub_factory): Same.
6729 (Target_arm::Target_arm): Initialize may_use_blx_ and
6730 should_force_pic_veneer_.
6731 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6732 Target_arm::should_force_pic_veneer,
6733 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6734 Target_arm::using_thumb_only, Target_arm:;default_target): New
6735 method defintions.
6736 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6737 New data member declarations.
6738 (Insn_template::size, Insn_template::alignment): New method defintions.
6739 (Stub_template::Stub_template): New method definition.
6740 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6741 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6742 (Stub_factory::Stub_factory): New method definition.
6743 * gold.h (string_hash): New template.
6744 * output.h (Input_section_specifier::hash_value): Use
6745 gold::string_hash.
6746 (Input_section_specifier::string_hash): Remove.
6747 * stringpool.cc (Stringpool_template::string_hash): Use
6748 gold::string_hash.
6749
6c172549
DK		 67502009-10-20 Doug Kwan <dougkwan@google.com>
6751
6752 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6753 symbols of relaxed input sections.
6754 * output.h (Output_section::find_relaxed_input_section): Make
6755 method public.
6756
c5617f2f
DK		 67572009-10-16 Doug Kwan <dougkwan@google.com>
6758
6759 * dynobj.cc (Versions::Versions): Initialize version_script_.
6760 Only insert base version symbol definition for a shared object
6761 if version script defines any version versions.
6762 (Versions::define_base_version): New method definition.
6763 (Versions::add_def): Check that base version is not needed.
6764 (Versions::add_need): Define base version lazily.
6765 * dynobj.h (Versions::define_base_version): New method declaration.
6766 (Versions::needs_base_version_): New data member declaration.
6767 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6768 (check_DATA): Add no_version_test.stdout.
6769 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6770 New make rules.
6771 * testsuite/Makefile.in: Regenerate.
6772 * testsuite/no_version_test.c: New file.
6773 * testsuite/no_version_test.sh: Ditto.
6774
3c12dcdb
DK		 67752009-10-16 Doug Kwan <dougkwan@google.com>
6776
6777 * expression.cc (class Segment_start_expression): New class definition.
6778 (Segment_start_expression::value): New method definition.
6779 (script_exp_function_segment_start): Return a new
6780 Segment_start_expression.
6781 * gold/script-c.h (script_saw_segment_start_expression): New function
6782 prototype.
6783 * script-sections.cc (Script_sections::Script_sections): Initialize
6784 SAW_SEGMENT_START_EXPRESSION_ to false.
6785 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6786 and -Tbbs options to specify section addresses if given in
6787 command line and no SEGMENT_START expression is seen in a script.
6788 * script-sections.h (Script_sections::saw_segment_start_expression,
6789 Script_sections::set_saw_segment_start_expression): New method
6790 definition.
6791 (Script_sections::saw_segment_start_expression_): New data member
6792 declaration.
6793 * script.cc (script_saw_segment_start_expression): New function.
6794 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6795 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6796 script_test_7.sh and script_test_8.sh.
6797 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6798 script_test_8.stdout.
6799 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6800 (script_test_6, script_test_6.stdout, script_test_7,
6801 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6802 * Makefile.in: Regenerate.
6803 * testsuite/script_test_6.sh: New file.
6804 * testsuite/script_test_6.t: Same.
6805 * testsuite/script_test_7.sh: Same.
6806 * testsuite/script_test_7.t: Same.
6807 * testsuite/script_test_8.sh: Same.
6808
64b1ae37
DK		 68092009-10-16 Doug Kwan <dougkwan@google.com>
6810
6811 * output.cc (Output_segment::set_section_list_address): Cast
6812 expressions to unsigned long long type to avoid format warnings.
6813
661be1e2
ILT		 68142009-10-15 Ian Lance Taylor <iant@google.com>
6815
12edd763 6816 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6817 dot assignment to script_sections_.
12edd763
ILT		 6818 * script-sections.cc (Script_sections::add_dot_assignment):
6819 Initialize if necessary.
6820
68b6574b
ILT		 6821 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6822 program headers with no load segment if there is a linker script.
6823
661be1e2
ILT		 6824 * layout.cc (Layout::set_segment_offsets): Align the file offset
6825 to the segment aligment for -N or -n with no load segment.
6826 * output.cc (Output_segment::add_output_section): Don't crash if
6827 the first section is a TLS section.
6828 (Output_segment::set_section_list_addresses): Print an error
6829 message if the address moves backward in a linker script.
6830 * script-sections.cc
6831 (Output_section_element_input::set_section_addresses): Don't
6832 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6833 (Orphan_output_section::set_section_addresses): Likewise.
6834
f15f61a7
DK		 68352009-10-15 Doug Kwan <dougkwan@google.com>
6836
6837 * layout.cc (Layout::finish_dynamic_section): Generate tags
6838 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6839 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6840 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6841
82bb573a
ILT		 68422009-10-14 Ian Lance Taylor <iant@google.com>
6843
6844 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6845 fields.
6846 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6847 data_shdr fields of relinfo.
6848 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6849 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6850 R_386_TLS_LDO_32, adjust based on section flags.
6851 (Target_i386::Relocate::fix_up_ldo): Remove.
6852
374ad285
ILT		 68532009-10-13 Ian Lance Taylor <iant@google.com>
6854
6855 Add support for -pie.
6856 * options.h (class General_options): Add -pie and
6857 --pic-executable.
6858 (General_options::output_is_position_independent): Test -pie.
6859 (General_options::output_is_executable): Return true if not shared
6860 and not relocatable.
6861 (General_options::output_is_pie): Remove.
6862 * options.cc (General_options::finalize): Reject incompatible uses
6863 of -pie.
6864 * gold.cc (queue_middle_tasks): A -pie link is not static.
6865 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6866 * symtab.cc (Symbol::final_value_is_known): Return false if
6867 output_is_position_independent.
6868 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6869 output_is_position_independent.
6870 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6871 output_is_position_independent.
6872 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6873 output_is_position_independent.
6874 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6875 two_file_pie_test.
6876 (basic_pie_test.o, basic_pie_test): New targets.
6877 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6878 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6879 (two_file_pie_test): New target.
6880 * testsuite/Makefile.in: Rebuild.
6881 * README: Remove note saying that -pie is not supported.
6882
c6585162
ILT		 68832009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6884
6885 * options.h (class General_options): Add -init and -fini.
6886 * layout.cc (Layout::finish_dynamic_section): Emit
6887 given init and fini functions.
6888
032ce4e9
ST		 68892009-10-13 Sriraman Tallam <tmsriram@google.com>
6890
6891 * gc.h (gc_process_relocs): Check if icf is enabled using new
6892 function.
6893 * gold.cc (queue_initial_tasks): Likewise.
6894 (queue_middle_tasks): Likewise.
6895 * object.cc (do_layout): Likewise.
6896 * symtab.cc (is_section_folded): Likewise.
6897 * main.cc (main): Likewise.
6898 * reloc.cc (Read_relocs::run): Likewise.
6899 (Sized_relobj::do_scan_relocs): Likewise.
6900 * icf.cc (is_function_ctor_or_dtor): New function.
6901 (Icf::find_identical_sections): Check if function is ctor or dtor when
6902 safe icf is chosen.
6903 * options.h (General_options::icf): Change option to be an enum.
6904 (Icf_status): New enum.
6905 (icf_enabled): New method.
6906 (icf_safe_folding): New method.
6907 (set_icf_status): New method.
6908 (icf_status_): New variable.
6909 * (options.cc) (General_options::finalize): Set icf_status_.
6910 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6911 icf_test and icf_keep_unique_test to use the --icf enum flag.
6912 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6913 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6914
f345227a
ST		 69152009-10-12 Sriraman Tallam <tmsriram@google.com>
6916
6917 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6918 includes to gc.h and icf.h.
6919 * arm.cc: Include gc.h.
6920 * gold.cc: Likewise.
6921 * i386.cc: Likewise.
6922 * powerpc.cc: Likewise.
6923 * sparc.cc: Likewise.
6924 * x86_64.cc: Likewise.
6925 * gc.h: Include icf.h.
6926
1c7814ed
ILT		 69272009-10-11 Ian Lance Taylor <iant@google.com>
6928
6929 * plugin.cc: Include "gold.h" before other header files.
6930
ae3b5189
CD		 69312009-10-10 Chris Demetriou <cgd@google.com>
6932
6933 * options.h (Input_file_argument::Input_file_type): New enum.
6934 (Input_file_argument::is_lib_): Replace with...
6935 (Input_file_argument::type_): New member.
6936 (Input_file_argument::Input_file_argument): Take Input_file_type
6937 'type' rather than boolean 'is_lib' as second argument.
6938 (Input_file_argument::is_lib): Use type_.
6939 (Input_file_argument::is_searched_file): New function.
6940 (Input_file_argument::may_need_search): Handle is_searched_file.
6941 * options.cc (General_options::parse_library): Support -l:filename.
6942 (General_options::parse_just_symbols): Update for Input_file_argument
6943 changes.
6944 (Command_line::process): Likewise.
6945 * archive.cc (Archive::get_file_and_offset): Likewise.
6946 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6947 * script.cc (read_script_file, script_add_file): Likewise.
6948 * fileread.cc (Input_file::Input_file): Likewise.
6949 (Input_file::will_search_for): Handle is_searched_file.
6950 (Input_file::open): Likewise.
6951 * readsyms.cc (Read_symbols::get_name): Likewise.
6952 * testsuite/Makefile.am (searched_file_test): New test.
6953 * testsuite/Makefile.in: Regenerate.
6954 * testsuite/searched_file_test.cc: New file.
6955 * testsuite/searched_file_test_lib.cc: New file.
6956
f3048a1d
ILT		 69572009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6958 Ian Lance Taylor <iant@google.com>
6959
6960 * descriptor.cc: Include <cstdio> and "binary-io.h".
6961 (Descriptors::open): Open the files in binary mode always.
6962 * script.cc (Lex::get_token): Treat \r as whitespace.
6963
d4780e57
ILT		 69642009-10-09 Ian Lance Taylor <iant@google.com>
6965
6966 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6967
d9a893b8
ILT		 69682009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6969 Ian Lance Taylor <iant@google.com>
6970
6971 * configure.ac: Check for readv function also.
6972 * fileread.cc (readv): Define if not HAVE_READV.
6973 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6974 does not exist.
6975 * config.in: Regenerate.
6976 * configure: Regenerate.
6977
c0a62865
DK		 69782009-10-09 Doug Kwan <dougkwan@google.com>
6979
6980 * layout.cc (Layout::make_output_section): Call target hook to make
6981 ordinary output section.
6982 (Layout::finalize): Adjust parameter list of call the
6983 Target::may_relax().
6984 * layout.h (class Layout::section_list): New method.
6985 * merge.h (Output_merge_base::entsize): Change visibility to public.
6986 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6987 New methods.
6988 (Output_merge_string::do_is_string): New method.
6989 * object.cc (Sized_relobj::do_setup): renamed from
6990 Sized_relobj::set_up.
6991 * object.h (Sized_relobj::adjust_shndx,
6992 Sized_relobj::initializ_input_to_output_maps,
6993 Sized_relobj::free_input_to_output_maps): Change visibilities to
6994 protected.
6995 (Sized_relobj::setup): Virtualize.
6996 (Sized_relobj::do_setup): New method declaration.
6997 (Sized_relobj::invalidate_section_offset,
6998 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6999 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7000 * options.cc (parse_int): New function.
7001 * options.h (parse_int): New declaration.
7002 (DEFINE_int): New macro.
7003 (stub_group_size): New option.
7004 * output.cc (Output_section::Output_section): Initialize memebers
7005 merge_section_map_, merge_section_by_properties_map_,
7006 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7007 (Output_section::add_input_section): Handled deferred code-fill
7008 generation and remove an old comment.
7009 (Output_section::add_relaxed_input_section): New method definition.
7010 (Output_section::add_merge_input_section): Use merge section by
7011 properties map to speed to search. Update merge section maps
7012 as appropriate.
7013 (Output_section::build_relaxation_map): New method definition.
7014 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7015 Same.
7016 (Output_section::relax_input_section): Renamed to
7017 Output_section::convert_input_sections_to_relaxed_sections and change
7018 interface to take a vector of pointers to relaxed sections.
7019 (Output_section::find_merge_section,
7020 Output_section::find_relaxed_input_section): New method definitions.
7021 (Output_section::is_input_address_mapped,
7022 Output_section::output_offset, Output_section::output_address):
7023 Use output section data maps to speed up searching.
7024 (Output_section::find_starting_output_address): Add comments.
7025 (Output_section::do_write,
7026 Output_section::write_to_postprocessing_buffer): Do code-fill
7027 generation as appropriate.
7028 (Output_section::get_input_sections): Invalidate relaxed input section
7029 map.
7030 (Output_section::restore_states): Adjust type of checkpoint .
7031 Invalidate relaxed input section map.
7032 * output.h (Output_merge_base): New class declaration.
7033 (Input_section_specifier): New class defintion.
7034 (class Output_relaxed_input_section) Change base class to
7035 Output_section_data_build.
7036 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7037 base class initializer.
7038 (Output_section::add_relaxed_input_section): New method declaration.
7039 (Output_section::Input_section): Change visibility to protected.
7040 (Output_section::Input_section::relobj,
7041 Output_section::Input_section::shndx): Handle relaxed input sections.
7042 Output_section::input_sections) Change visibility to protected. Also
7043 define overload to return a non-const pointer.
7044 (Output_section::Merge_section_properties): New class defintion.
7045 (Output_section::Merge_section_by_properties_map,
7046 Output_section::Output_section_data_by_input_section_map,
7047 Output_section::Relaxation_map): New types.
7048 (Output_section::relax_input_section): Rename method to
7049 Output_section::convert_input_sections_to_relaxed_sections and change
7050 interface to take a vector of relaxed section pointers.
7051 (Output_section::find_merge_section,
7052 Output_section::find_relaxed_input_section,
7053 Output_section::build_relaxation_map,
7054 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7055 New method declarations.
7056 (Output_section::merge_section_map_
7057 Output_section::merge_section_by_properties_map_,
7058 Output_section::relaxed_input_section_map_,
7059 Output_section::is_relaxed_input_section_map_valid_,
7060 Output_section::generate_code_fills_at_write_): New data members.
7061 * script-sections.cc
7062 (Output_section_element_input::set_section_addresses): Call
7063 current_data_size and addralign methods of relaxed input sections.
7064 (Orphan_output_section::set_section_addresses): Call current_data_size
7065 and addralign methods of relaxed input sections.
7066 * symtab.cc (Symbol_table::compute_final_value): Extract template
7067 from the body of Symbol_table::sized_finalize_symbol.
7068 (Symbol_table::sized_finalized_symbol): Call
7069 Symbol_table::compute_final_value.
7070 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7071 (Symbol_table::compute_final_value): New templated method declaration.
7072 * target.cc (Target::do_make_output_section): New method defintion.
7073 * target.h (Target::make_output_section): New method declaration.
7074 (Target::relax): Add more parameters for input objects, symbol table
7075 and layout. Adjust call to do_relax.
7076 (Target::do_make_output_section): New method declaration.
7077 (Target::do_relax): Add parameters for input objects, symbol table
7078 and layout.
7079
d446d6c4
ILT		 70802009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7081
7082 * pread.c: Include stdio.h.
7083
bc06c745
ILT		 70842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7085
7086 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7087 defined.
7088
75aea3d0
ILT		 70892009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7090
7091 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7092 Change read_shndx type to unsigned int.
7093 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7094 int.
7095 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7096 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7097 Change read_shndx type to unsigned int.
7098 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7099 int.
7100 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7101 * layout.cc (Layout::create_symtab_sections): Cast the result of
7102 local_symcount * symsize to off_t in the gold_assert.
7103
be8fcb75
ILT		 71042009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7105
7106 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7107 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7108 R_ARM_BASE_ABS.
7109 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7110 (Arm_relocate_functions::thm_abs5): New function.
7111 (Arm_relocate_functions::abs12): New function.
7112 (Arm_relocate_functions::abs16): New function.
7113 (Arm_relocate_functions::base_abs): New function.
7114 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7115 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7116 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7117 R_ARM_BASE_ABS.
7118 (Scan::global): Likewise.
7119 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7120 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7121 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7122 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7123 R_ARM_BASE_ABS.
7124
c2a122b6
ILT		 71252009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7126
7127 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7128 (Arm_relocate_functions::movt_prel): New function.
7129 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7130 (Arm_relocate_functions::thm_movt_prel): New function.
7131 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7132 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7133 (Scan::global, Relocate::relocate): Likewise.
7134 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7135
c4aa1e2d
ILT		 71362009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7137
7138 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7139 Incremental_checker.
7140 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7141 unsigned int.
7142 (class Incremental_inputs_header): New class.
7143 (Incremental_inputs_header_writer): Edit comment.
7144 (Incremental_inputs_entry): New class.
7145 (Incremental_inputs_entry_writer): Edit comment.
7146 (Sized_incremental_binary::do_find_incremental_inputs_section):
7147 Add *strtab_shndx parameter, fill it.
7148 (Sized_incremental_binary::do_check_inputs): New method.
7149 (Incremental_checker::can_incrementally_link_output_file): Use
7150 Sized_incremental_binary::check_inputs.
7151 (Incremental_inputs::report_command_line): Save command line in
7152 command_line_.
7153 * incremental.h:
7154 (Incremental_binary::find_incremental_inputs_section): New
7155 method.
7156 (Incremental_binary::do_find_incremental_inputs_section): Add
7157 strtab_shndx parameter.
7158 (Incremental_binary::do_check_inputs): New pure virtual method.
7159 (Sized_incremental_binary::do_check_inputs): Declare.
7160 (Incremental_checker::Incremental_checker): Add incremental_inputs
7161 parameter, use it to initialize incremental_inputs_.
7162 (Incremental_checker::incremental_inputs_): New field.
7163 (Incremental_checker::command_line): New method.
7164 (Incremental_checker::inputs): New method.
7165 (Incremental_checker::command_line_): New field.
7166
c549a694
ILT		 71672009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7168
7169 * incremental.cc: Include <cstdarg> and "target-select.h".
7170 (vexplain_no_incremental): New function.
7171 (explain_no_incremental): New function.
7172 (Incremental_binary::error): New method.
7173 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7174 method.
7175 (make_sized_incremental_binary): New function.
7176 (open_incremental_binary): New function.
7177 (can_incrementally_link_file): Add checks if output is ELF and has
7178 inputs section.
7179 * incremental.h: Include "elfcpp_file.h" and "output.h".
7180 (Incremental_binary): New class.
7181 (Sized_incremental_binary): New class.
7182 (open_incremental_binary): Declare.
7183 * object.cc (is_elf_object): Use
7184 elfcpp::Elf_recognizer::is_elf_file.
7185 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7186 * output.h (Output_file::filesize): New method.
7187
fd3c5f0b
ILT		 71882009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7189
7190 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7191 New function.
7192 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7193 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7194 function.
7195 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7196 function.
7197 (Arm_relocate_functions::movw_abs_nc): New function.
7198 (Arm_relocate_functions::movt_abs): New function.
7199 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7200 (Arm_relocate_functions::thm_movt_abs): New function.
7201 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7202 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7203 (Scan::global): Likewise.
7204 (Relocate::relocate): Likewise.
7205 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7206
7f5309a5
ILT		 72072009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7208
7209 * arm.cc (Arm_relocate_functions::got_prel) New function.
7210 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7211 (Relocate::relocate): Likewise.
7212 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7213
364c7fa5
ILT		 72142009-10-06 Ian Lance Taylor <iant@google.com>
7215
7216 * options.h (class General_options): Define
7217 split_stack_adjust_size parameter.
7218 * object.h (class Object): Add uses_split_stack_ and
7219 has_no_split_stack_ fields. Add uses_split_stack and
7220 has_no_split_stack accessor functions. Declare
7221 handle_split_stack_section.
7222 (class Reloc_symbol_changes): Define.
7223 (class Sized_relobj): Define Function_offsets. Declare
7224 split_stack_adjust, split_stack_adjust_reltype, and
7225 find_functions.
7226 * object.cc (Object::handle_split_stack_section): New function.
7227 (Sized_relobj::do_layout): Call handle_split_stack_section.
7228 * dynobj.cc (Sized_dynobj::do_layout): Call
7229 handle_split_stack_section.
7230 * reloc.cc (Sized_relobj::relocate_sections): Call
7231 split_stack_adjust for executable sections in split_stack
7232 objects. Pass reloc_map to relocate_section.
7233 (Sized_relobj::split_stack_adjust): New function.
7234 (Sized_relobj::split_stack_adjust_reltype): New function.
7235 (Sized_relobj::find_functions): New function.
7236 * target-reloc.h: Include "object.h".
7237 (relocate_section): Add reloc_symbol_changes parameter. Change
7238 all callers.
7239 * target.h (class Target): Add calls_non_split method. Declare
7240 do_calls_non_split virtual method. Declare match_view and
7241 set_view_to_nop.
7242 * target.cc: Include "elfcpp.h".
7243 (Target::do_calls_non_split): New function.
7244 (Target::match_view): New function.
7245 (Target::set_view_to_nop): New function.
7246 * gold.cc (queue_middle_tasks): Give an error if mixing
7247 split-stack and non-split-stack objects with -r.
7248 * i386.cc (Target_i386::relocate_section): Add
7249 reloc_symbol_changes parameter.
7250 (Target_i386::do_calls_non_split): New function.
7251 * x86_64.cc (Target_x86_64::relocate_section): Add
7252 reloc_symbol_changes parameter.
7253 (Target_x86_64::do_calls_non_split): New function.
7254 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7255 parameter.
7256 * powerpc.cc (Target_powerpc::relocate_section): Add
7257 reloc_symbol_changes parameter.
7258 * sparc.cc (Target_sparc::relocate_section): Add
7259 reloc_symbol_changes parameter.
7260 * configure.ac: Call AM_CONDITIONAL for the default target.
7261 * configure: Rebuild.
7262 * testsuite/Makefile.am (TEST_AS): New variable.
7263 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7264 (check_DATA): Add split_i386 and split_x86_64 files.
7265 (SPLIT_DEFSYMS): Define.
7266 (split_i386_[1234n].o): New targets.
7267 (split_i386_[124]): New targets.
7268 (split_i386_[1234r].stdout): New targets.
7269 (split_x86_64_[1234n].o): New targets.
7270 (split_x86_64_[124]): New targets.
7271 (split_x86_64_[1234r].stdout): New targets.
7272 (MOSTLYCLEANFILES): Add new executables.
7273 * testsuite/split_i386.sh: New file.
7274 * testsuite/split_x86_64.sh: New file.
7275 * testsuite/split_i386_1.s: New file.
7276 * testsuite/split_i386_2.s: New file.
7277 * testsuite/split_i386_3.s: New file.
7278 * testsuite/split_i386_4.s: New file.
7279 * testsuite/split_i386_n.s: New file.
7280 * testsuite/split_x86_64_1.s: New file.
7281 * testsuite/split_x86_64_2.s: New file.
7282 * testsuite/split_x86_64_3.s: New file.
7283 * testsuite/split_x86_64_4.s: New file.
7284 * testsuite/split_x86_64_n.s: New file.
7285 * testsuite/testfile.cc (Target_test): Update relocation_section
7286 function.
7287 * testsuite/Makefile.in: Rebuild.
7288
e8a9fcda
ILT		 72892009-10-06 Ian Lance Taylor <iant@google.com>
7290
7291 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7292 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7293 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7294 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7295 the address on ldo_addrs_.
7296 (Target_i386::Relocate::fix_up_ldo): New function.
7297
e99daf92
ILT		 72982009-10-06 Rafael Espindola <espindola@google.com>
7299
7300 * plugin.cc (add_input_library): New.
7301 (Plugin::load): Add add_input_library to tv.
7302 (Plugin_manager::add_input_file): Add the is_lib argument.
7303 (add_input_file): Update call to Plugin_manager::add_input_file.
7304 (add_input_library): New.
7305 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7306
966d4097
DK		 73072009-09-30 Doug Kwan <dougkwan@google.com>
7308
7309 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7310 symbol and call Symbol::may_need_copy_reloc to determine if
7311 a copy reloc is needed.
7312 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7313 nocopyreloc is given in command line.
7314 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7315 given in command line.
7316 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7317 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7318 of the removed Target_i386::may_need_copy_reloc.
7319 * options.h (copyreloc): New option with default value false.
7320 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7321 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7322 instead of the removed Target_powerpc::may_need_copy_reloc.
7323 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7324 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7325 instead of the removed Target_sparc::may_need_copy_reloc.
7326 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7327 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7328 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7329 instead of the removed Target_x86_64::may_need_copy_reloc.
7330
029ba973
ILT		 73312009-09-30 Ian Lance Taylor <iant@google.com>
7332
7333 * object.h (class Object): Remove target_ field, and target,
7334 sized_target, and set_target methods.
7335 (Object::sized_target): Remove.
7336 (class Sized_relobj): Update declarations. Remove sized_target.
7337 * object.cc (Sized_relobj::setup): Remove target parameter.
7338 Change all callers.
7339 (Input_objects::add_object): Don't do anything with the target.
7340 (make_elf_sized_object): Add punconfigured parameter. Change all
7341 callers. Set or test parameter target.
7342 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7343 Change all callers.
7344 * parameters.cc (Parameters::set_target): Change parameter type to
7345 be non-const.
7346 (Parameters::default_target): Remove.
7347 (set_parameters_target): Change parameter type to be non-const.
7348 (parameters_force_valid_target): New function.
7349 (parameters_clear_target): New function.
7350 * parameters.h (class Parameters): Update declarations. Remove
7351 default_target method. Add sized_target and clear_target
7352 methods. Change target_ to be non-const.
7353 (set_parameters_target): Update declaration.
7354 (parameters_force_valid_target): Declare.
7355 (parameters_clear_target): Declare.
7356 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7357 as NULL if we aren't searching.
7358 (Add_symbols::run): Don't check for compatible target.
7359 * fileread.cc (Input_file::open_binary): Call
7360 parameters_force_valid_target.
7361 * gold.cc (queue_middle_tasks): Likewise.
7362 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7363 set_target on object.
7364 * dynobj.h (class Sized_dynobj): Update declarations.
7365 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7366 make_elf_object returns NULL.
7367 (Archive::include_member): Don't check whether object target is
7368 compatible.
7369 * output.cc (Output_section::add_input_section): Get target from
7370 parameters.
7371 (Output_section::relax_input_section): Likewise.
7372 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7373 parameters.
7374 (Sized_relobj::do_scan_relocs): Likewise.
7375 (Sized_relobj::relocate_sections): Likewise.
7376 * resolve.cc (Symbol_table::resolve): Likewise.
7377 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7378 parameter. Change all callers.
7379 (Symbol_table::add_from_object): Get target from parameters.
7380 (Symbol_table::add_from_relobj): Don't check object target.
7381 (Symbol_table::add_from_dynobj): Likewise.
7382 (Symbol_table::define_special_symbol): Get target from
7383 parameters.
7384 * symtab.h (class Symbol_table): Update declaration.
7385 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7386 parameter. Change all callers. Clear parameter target.
7387 (Binary_test): Test target here.
7388 * testsuite/object_unittest.cc (gold_testsuite): Remove
7389 target_test_pointer parameter. Change all callers.
7390 (Object_test): Test target here.
7391
a6a22b83
ILT		 73922009-09-26 Ian Lance Taylor <iant@google.com>
7393
7394 * testsuite/initpri1.c: Don't try to use constructor priorities if
7395 compiling with gcc before 4.3.
7396
6a8f49fe
ILT		 73972009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7398
7399 * testsuite/retain_symbols_file_test.sh (check_present): Change
7400 output file name to retain_symbols_file_test.stdout.
7401 (check_absent): Likewise.
7402
8c604651
CS		 74032009-09-18 Craig Silverstein <csilvers@google.com>
7404
7405 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7406 * options.cc: Include <cerrno> and <fstream>.
7407 (General_options::finalize): Parse -retain-symbols-file tag.
7408 * options.h: New flag.
7409 (General_options): New method should_retain_symbol, new
7410 variable symbols_to_retain.
7411 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7412 should_retain_symbol map.
7413 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7414 * testsuite/Makefile.in: Regenerate.
7415 * testsuite/retain_symbols_file_test.sh: New file.
7416
ca58b19f
NC		 74172009-09-18 Nick Clifton <nickc@redhat.com>
7418
7419 * po/es.po: Updated Spanish translation.
7420
20e6d0d6
DK		 74212009-09-17 Doug Kwan <dougkwan@google.com>
7422
7423 * debug.h (DEBUG_RELAXATION): New constant.
7424 (DEBUG_ALL): Add DEBUG_RELAXATION.
7425 (debug_string_to_enum): Add relaxation debug option.
7426 * layout.cc
7427 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7428 Layout::Relaxation_debug_check::read_sections,
7429 Layout::Relaxation_debug_check::read_sections): New method definitions.
7430 (Layout::Layout): Initialize data members
7431 record_output_section_data_from_scrips_,
7432 script_output_section_data_list_ and relaxation_debug_check_.
7433 (Layout::save_segments, Layout::restore_segments,
7434 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7435 Layout::relaxation_loop_body): New method definitions.
7436 (Layout::finalize): Support relaxation. Move section layout code to
7437 Layout::relaxation_loop_body.
7438 (Layout::set_asection_address_from_script): Move code for orphan
7439 section placement out.
7440 (Layout::place_orphan_sections_in_script): New method definition.
7441 * layout.h (Output_segment_headers, Output_file_header):
7442 New forward class declarations.
7443 (Layout::~Layout): Define.
7444 (Layout::new_output_section_data_from_script): New method definition.
7445 (Layout::place_orphan_sections_in_script): New method declaration.
7446 (Layout::Segment_states): New type declaration.
7447 (Layout::save_segments, Layout::restore_segments,
7448 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7449 Layout::relaxation_loop_body): New method declarations.
7450 (Layout::Output_section_data_list): New type declaration.
7451 (Layout::Relaxation_debug_check): New class definition.
7452 (Layout::record_output_section_data_from_script_,
7453 Layout::script_output_section_data_list_, Layout::segment_states_,
7454 Layout::relaxation_debug_check_): New data members.
7455 * output.cc: (Output_section_headers::do_size): New method definition.
7456 (Output_section_headers::Output_section_headers): Move size
7457 computation to Output_section_headers::do_size.
7458 (Output_segment_headers::do_size): New method definition.
e1df38aa 7459 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7460 Output_file_header::do_size and call it.
7461 (Output_file_header::do_size): New method definition.
7462 (Output_data_group::Output_data_group): Adjust call to
7463 Output_section_data.
7464 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7465 (Output_symtab_xindex::do_write): Add array bound check.
7466 (Output_section::Input_section::print_to_mapfile): Handle
7467 RELAXED_INPUT_SECTION_CODE.
7468 (Output_section::Output_section): Initialize data member checkpoint_.
7469 (Output_section::~Output_section): Delete checkpoint object pointed
7470 by checkpoint_.
7471 (Output_section::add_input_section): Always add an Input_section if
7472 relaxing.
7473 (Output_section::add_merge_input_section): Add assert.
7474 (Output_section::relax_input_section): New method definition.
7475 (Output_section::set_final_data_size): Set load address to zero for
7476 an unallocated section.
7477 (Output_section::do_address_and_file_offset_have_reset_values):
7478 New method definition.
7479 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7480 Handle relaxed input section.
7481 (Output_section::sort_attached_input_sections): Checkpoint input
7482 section list lazily.
7483 (Output_section::get_input_sections): Change type of input_sections to
7484 list of Simple_input_section pointers. Checkpoint input section list
7485 lazily. Also handle relaxed input sections.
7486 (Output_section::add_input_section_for_script): Take a reference to
7487 a Simple_input_section object instead of Relobj pointer and section
7488 index as parameter. Handle relaxed input sections.
7489 (Output_section::save_states, Output_section::restore_states): New
7490 method definitions.
7491 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7492 (Output_data::is_data_size_fixed): New method definition.
7493 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7494 if it is fixed.
7495 (Output_data::address_and_file_offset_have_reset_values): New method
7496 definition.
7497 (Output_data::do_address_and_file_offset_have_reset_values): New method
7498 definition.
7499 (Output_data::set_data_size): Check that data size is not fixed.
7500 (Output_data::fix_data_size): New method definition.
7501 (Output_data::is_data_size_fixed_): New data member.
7502 (Output_section_headers::set_final_data_size): New method definition.
7503 (Output_section_headers::do_size): New method declaration.
7504 (Output_segment_headers::set_final_data_size): New method definition.
7505 (Output_segment_headers::do_size): New method declaration.
7506 (Output_file_header::set_final_data_size)::New method definition.
7507 (Output_file_header::do_size)::New method declaration.
7508 (Output_section_data::Output_section_data): Add new parameter
7509 is_data_size_fixed and use it to fix data size.
7510 (Output_data_const::Output_data_const): Adjust call to base class
7511 constructor and fix data size.
7512 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7513 base class constructor and fix data size.
7514 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7515 base class constructor and fix data size.
7516 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7517 class constructor and fix data size.
7518 (Output_data_group::set_final_data_size): New method definition.
7519 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7520 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7521 class constructor and fix data size.
7522 (Output_relaxed_input_section): New class definition.
7523 (Output_section::Simple_input_section): New class definition.
7524 (Output_section::get_input_sections): Adjust parameter list.
7525 (Output_section::add_input_section_for_script): Same.
7526 (Output_section::save_states, Output_section::restore_states,
7527 Output_section::do_address_and_file_offset_have_reset_values,
7528 (Output_section::Input_section::Input_section): Handle
7529 RELAXED_INPUT_SECTION_CODE. Add new overload for
7530 Output_relaxed_input_section.
7531 (Output_section::Input_section::is_input_section,
7532 Output_section::Input_section::set_output_section): Handle relaxed
7533 input section.
7534 (Output_section::Input_section::is_relaxed_input_section,
7535 Output_section::Input_section::output_section_data,
7536 Output_section::Input_section::relaxed_input_section): New method
7537 definitions.
7538 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7539 value.
7540 (Output_section::Input_section::u1_): Update comments.
7541 (Output_section::Input_section::u2_): Add new union member poris.
7542 (Output_section::Checkpoint_output_section): New classs definition.
7543 (Output_section::relax_input_section): New method declaration.
7544 (Output_section::checkpoint_): New data member.
7545 (Output_segment): Update comments.
7546 (Output_segment::Output_segment): Un-privatize copy constructor.
7547 (Output_segment::operator=): Un-privatize.
7548 * script-sections.cc (Output_section_element::Input_section_list):
7549 Change element type to Output_section::Simple_input_section.
7550 (Output_section_element_dot_assignment::set_section_addresses):
7551 Register output section data for relaxation clean up.
7552 (Output_data_exression::Output_data_expression): Adjust call to base
7553 constructor to fix data size.
7554 (Output_section_element_data::set_section_addresses): Register
7555 Output_data_expression object for relaxation clean up.
7556 (struct Input_section_info): Replace Relobj pointer and section index
7557 pair with Output_section::Simple_input_section and Convert struct to a
7558 class.
7559 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7560 Input_section_info data member to use accessors.
20e6d0d6
DK		 7561 (Output_section_element_input::set_section_addresses): Use layout
7562 parameter. Adjust code to use Output_section::Simple_input_section
7563 and Input_secction_info classes. Register filler for relaxation
7564 clean up.
7565 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7566 and section index pair with Output_section::Simple_input_section
7567 class. Adjust code accordingly.
7568 (Phdrs_element::release_segment): New method definition.
7569 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7570 segment list.
7571 (Script_sections::release_segments): New method definition.
7572 * gold/script-sections.h (Script_sections::release_segments): New
7573 method declaration.
7574 * gold/target.h (Target::may_relax, Target::relax,
7575 Target::do_may_relax, Target::do_relax): New method definitions.
7576
5e445df6
ILT		 75772009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7578
7579 * arm.cc (has_signed_unsigned_overflow): New function.
7580 (Arm_relocate_functions::abs8): New function.
7581 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7582 (Target_arm::Scan::global): Likewise.
7583 (Target_arm::relocate::relocate): Likewise.
7584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7585 Likewise.
7586
8c604651 75872009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7588
7589 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7590 * testsuite/Makefile.in: Regenerate.
7591
1e9cc1c2
NC		 75922009-09-11 Nick Clifton <nickc@redhat.com>
7593
7594 * po/gold.pot: Updated by the Translation project.
7595
6a89f575
CC		 75962009-09-08 Cary Coutant <ccoutant@google.com>
7597
7598 * output.cc (Output_file::open): Add execute permission to empty file.
7599 * testsuite/Makefile.am (permission_test): New test.
7600 * testsuite/Makefile.in: Regenerate.
7601
fdcac5af
ILT		 76022009-09-02 Ian Lance Taylor <iant@google.com>
7603
7604 * output.cc (Output_file::resize): Call map_no_anonymous rather
7605 than map.
7606
44453f85
ILT		 76072009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7608
7609 * gold.cc: Include "incremental.h".
7610 (queue_initial_tasks): Call Incremental_checker methods.
7611 * incremental.cc: Include "output.h".
7612 (Incremental_checker::can_incrementally_link_output_file): New
7613 method.
7614 * incremental.h (Incremental_checker): New class.
7615
7616 * output.cc (Output_file::open_for_modification): New method.
7617 (Output_file::map_anonymous): Changed return type to bool. Record
7618 map in base_ field.
7619 (Output_file::map_no_anonymous): New method, broken out of map.
7620 (Output_file::map): Use map_no_anonymous and map_anonymous.
7621 * output.h (class Output_file): Update declarations.
7622
293c1386
CC		 76232009-08-24 Cary Coutant <ccoutant@google.com>
7624
7625 * options.h (Command_line::Pre_options): New class.
7626 (Command_line::pre_options): New member.
7627 * options.cc (gold::options::ready_to_register): New variable.
7628 (One_option::register_option): Do nothing if not registering options.
7629 Assert if same short option registered twice.
7630 (General_options::General_options): Turn off option registration when
7631 done constructing.
7632 (Command_line::Pre_options::Pre_options): New constructor.
7633
f773f3d2
CC		 76342009-08-24 Cary Coutant <ccoutant@google.com>
7635
06a73cfe
CC		 7636 * options.h (General_options::no_keep_memory): Remove incorrect
7637 short option.
f773f3d2 7638
a15af8e2
RW		 76392009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7640
7641 * Makefile.am (am__skiplex, am__skipyacc): New.
7642 * Makefile.in: Regenerate.
7643
c462b41b
RW		 76442009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7645
14ec8efd
RW		 7646 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7647 (INCLUDES): ... this.
7648 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7649 (AM_CPPFLAGS): Renamed from ...
7650 (INCLUDE): ... this.
7651 * Makefile.in, testsuite/Makefile.in: Regenerate.
7652
81ecdfbb
RW		 7653 * Makefile.in: Regenerate.
7654 * aclocal.m4: Likewise.
7655 * config.in: Likewise.
7656 * configure: Likewise.
7657 * testsuite/Makefile.in: Likewise.
7658
c462b41b
RW		 7659 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7660 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7661 * Makefile.in: Regenerate.
7662 * testsuite/Makefile.in: Regenerate.
7663
2da73f13
CC		 76642009-08-19 Cary Coutant <ccoutant@google.com>
7665
7666 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7667 symbols in shared libraries overridden by hidden or internal symbols
7668 in the main program.
7669
2db70501
CD		 76702009-08-19 Chris Demetriou <cgd@google.com>
7671
7672 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7673 checking source file names in error messages.
7674
f733487b
DK		 76752009-08-18 Doug Kwan <dougkwan@google.com>
7676
7677 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7678 an elcpp::Ehdr as parameter. Adjust call to set_target.
7679 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7680 an elfcpp::Ehdr as parameter.
7681 * object.cc (Object::set_target): Remove the version that looks up
7682 a target and sets it.
7683 (Sized_relobj::setup): Take a Target object instead of
7684 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7685 (make_elf_sized_object): Find target and ask target to
7686 make an ELF object.
7687 * object.h: (Object::set_target): Remove the version that looks up
7688 a target and sets it.
7689 (Sized_relobj::setup): Take a Target object instead of
7690 an elfcpp:Ehdr as parameter.
7691 * target.cc: Include dynobj.h.
7692 (Target::do_make_elf_object_implementation): New.
7693 (Target::do_make_elf_object): New.
7694 * target.h (Target::make_elf_object): New template declaration.
7695 (Target::do_make_elf_object): New method declarations.
7696 (Target::do_make_elf_object_implementation): New template declaration.
7697
cc70f101
ILT		 76982009-08-14 Ian Lance Taylor <iant@google.com>
7699
7700 * gold.h (FUNCTION_NAME): Define.
7701 (gold_unreachable): Use FUNCTION_NAME.
7702
ef5e0cb1
ST		 77032009-08-12 Sriraman Tallam <tmsriram@google.com>
7704
7705 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7706 symbol in the --keep-unique list is not found.
7707
48c187ce
ST		 77082009-08-12 Sriraman Tallam <tmsriram@google.com>
7709
7710 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7711 been maked as --keep-unique.
7712 (Icf::unfold_section): New function.
7713 * icf.h (Icf::unfold_section): New function.
7714 * options.h (General_options::keep_unique): New option.
7715 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7716 * testsuite/Makefile.in: Regenerate.
7717 * testsuite/icf_keep_unique_test.sh: New file.
7718 * testsuite/icf_keep_unique_test.cc: New file.
7719
645afe0c
CC		 77202009-08-12 Cary Coutant <ccoutant@google.com>
7721
7722 PR 10471
7723 * resolve.cc (Symbol_table::resolve): Check for references from
7724 dynamic objects to hidden and internal symbols.
7725 * testsuite/Makefile.am (hidden_test.sh): New test.
7726 * testsuite/Makefile.in: Regenerate.
7727 * testsuite/hidden_test.sh: New script.
7728 * testsuite/hidden_test_1.c: New test source.
7729 * testsuite/hidden_test_main.c: New test source.
7730
11af873f
DK		 77312009-08-11 Doug Kwan <dougkwan@google.com>
7732
7733 * arm.cc: Update comments.
7734 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7735 segment to locate the .ARM.exidx section if present.
7736
b9f7d72d
DK		 77372009-08-09 Doug Kwan <dougkwan@google.com>
7738
7739 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7740 patch.
7741
ddd3c53c
ST		 77422009-08-07 Sriraman Tallam <tmsriram@google.com>
7743 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7744 compiler warnings.
7745
27721062
ST		 77462009-08-06 Sriraman Tallam <tmsriram@google.com>
7747
7748 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7749 valid tls_segment only for non-debug-section relocations.
7750 * testsuite/Makefile.am: Add gc_tls_test.
7751 * testsuite/Makefile.in: Regenerate.
7752 * testsuite/gc_tls_test.cc: New file.
7753 * testsuite/gc_tls_test.sh: New file.
7754
ef15dade 77552009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7756
ef15dade
ST		 7757 * icf.cc: New file.
7758 * icf.h: New file.
7759 * Makefile.am (CCFILES): Add icf.cc.
7760 (HFILES): Add icf.h
7761 * Makefile.in: Regenerate.
7762 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7763 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7764 section, symbol and addend information for the relocs.
7765 * gold.cc (queue_middle_tasks): Call identical code folding.
7766 * gold.h: Add defines for multimap.
7767 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7768 to the call of finalize_local_symbols.
7769 * main.cc (main): Create object of class Icf.
7770 * object.cc (Sized_relobj::do_layout): Allow this function to be
7771 called twice during icf.
7772 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7773 to sections marked as identical by icf.
7774 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7775 when available.
7776 (Sized_relobj::do_section_entsize): New function.
7777 * object.h (Object::section_entsize): New function.
7778 (Object::do_section_entsize): New pure virtual function.
7779 (Relobj::finalize_local_symbols): Add new parameter.
7780 (Relobj::do_section_entsize): New function.
7781 * options.h (General_options::icf): New option.
7782 (General_options::icf_iterations): New option.
7783 (General_options::print_icf_sections): New option.
7784 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7785 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7786 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7787 icf.
7788 * symtab.cc (Symbol_table::is_section_folded): New function.
7789 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7790 to sections marked as identical by icf.
7791 * symtab.h (Symbol_table::set_icf): New function.
7792 (Symbol_table::icf): New function.
7793 (Symbol_table::is_section_folded): New function.
7794 (Symbol_table::icf_): New data member.
7795 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7796 * testsuite/Makefile.am: Add commands to build icf_test.
7797 * testsuite/Makefile.in: Regenerate.
7798 * testsuite/icf_test.sh: New file.
7799 * testsuite/icf_test.cc: New file.
7800
c3b65ac4
CD		 78012009-07-24 Chris Demetriou <cgd@google.com>
7802
7803 * layout.cc (is_compressible_debug_section): Fix incorrect
7804 comment about compressed section names.
7805
1caf2c51
ILT		 78062009-07-20 Ian Lance Taylor <ian@airs.com>
7807
7808 PR 10419
7809 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7810
1ef4d87f
ILT		 78112009-07-16 Ian Lance Taylor <iant@google.com>
7812
7813 PR 10400
7814 * layout.h: #include <map>.
7815 (class Kept_section): Change from struct to class. Add accessors
7816 and setters. Add section size to Comdat_group mapping. Change
7817 Comdat_group to std::map. Add is_comdat_ field. Add
7818 linkonce_size field in union.
7819 (class Layout): Update declaration of find_or_add_kept_section.
7820 Don't declare find_kept_object.
7821 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7822 parameter. Add object, shndx, is_comdat, and is_group_name
7823 parameters. Change all callers. Adjust for new Kept_section.
7824 (Layout::find_kept_object): Remove.
7825 * object.cc (Sized_relobj::include_section_group): Update use of
7826 Kept_section. Rename secnum to shndx. Only record
7827 Kept_comdat_section if sections are the same size.
7828 (Sized_relobj::include_linkonce_section): Update use of
7829 Kept_section. Only record Kept_comdat_section if sections are the
7830 same size. Set size of linkonce section.
7831 (Sized_relobj::map_to_kept_section): Update call to
7832 get_kept_comdat_section.
7833 * object.h (class Sized_relobj): Rename fields in
7834 Kept_comdat_section to drop trailing underscores; change object
7835 field to Relobj*. Change Kept_comdat_section_table to store
7836 struct rather than pointer.
7837 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7838 Add kept_object and kept_shndx parameters. Change all callers.
7839 (Sized_relobj::get_kept_comdat_section): Change return type to
7840 bool. Add kept_object and kept_shndx parameters. Change all
7841 callers.
7842 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7843 Layout::find_or_add_kept_section.
7844
37c3b7b0
ILT		 78452009-07-09 Ian Lance Taylor <iant@google.com>
7846
7847 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7848 Reserve space in the hash table.
7849
98fa85cb
ILT		 78502009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7851
7852 * fileread.cc (File_read::get_mtime): New method.
7853 * fileread.h (Timespec): New structure.
7854 (File_read::get_mtime): New method.
7855 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7856 Renamed from timestamp_nsec.
7857 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7858 Elf_Xword.
e1df38aa 7859 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7860 timestamp_nsec.
e1df38aa 7861 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7862 (Incremental_inputs::report_obejct): Save mtime; style fix.
7863 (Incremental_inputs::report_script): Save mtime; style fix.
7864 (Incremental_inputs::finalize_inputs): Style fix.
7865 (Incremental_inputs::finalize): Style fix.
7866 (Incremental_inputs::create_input_section_data): Store inputs
7867 mtime.
7868 * incremental.h (Incremental_inputs::report_script): Add mtime
7869 argument.
7870 (Incremental_inputs::Input_info::Input_info): Intialize only one
7871 union member.
7872 (Incremental_inputs::Input_info::archive): Move to nameless
7873 union.
7874 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7875 (Incremental_inputs::Input_info::script): Move to nameless union.
7876 (Incremental_inputs::mtime): New field.
7877 * script.cc (read_input_script): Pass file mtime to
7878 Incremental_input.
7879 * script.h (Script_info::inputs): Style fix.
7880
c9d70757
ILT		 78812009-07-01 Ian Lance Taylor <ian@airs.com>
7882
7883 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7884 instead of 32.
7885
9c547ec3
ILT		 78862009-06-24 Ian Lance Taylor <iant@google.com>
7887
7888 PR 10156
7889 * layout.cc (Layout::choose_output_section): If we find an
7890 existing section, update the flags.
7891 (Layout::create_notes): New function, broken out of
7892 Layout::finalize.
7893 (Layout::finalize): Don't create note sections.
7894 (Layout::create_note): Don't crash if linker script discards
7895 section.
7896 (Layout::create_gold_note): Likewise.
7897 (Layout::create_build_id): Likewise. Don't set
7898 after_input_sections on the section.
7899 (Layout::create_executable_stack_info): Remove target parameter.
7900 Change caller.
7901 * layout.h (class Layout): Declare create_notes. Update
7902 declaration of create_executable_stack_info.
7903 * gold.cc (queue_middle_tasks): Call create_notes.
7904 * output.cc (Output_section::update_flags_for_input_section): Move
7905 here from output.h. If SHF_ALLOC flag is newly set, mark address
7906 invalid.
7907 * output.h (Output_data::mark_address_invalid): New function.
7908 (class Output_section): Only declare, not define,
7909 update_flags_for_input_section. Remove set_flags.
7910
55458500
ILT		 79112009-06-24 Ian Lance Taylor <iant@google.com>
7912
7913 * script-sections.cc (Output_section_definition::
7914 set_section_addresses): Rename shadowing local load_address to
7915 laddr.
7916
1307d6cd
ILT		 79172009-06-24 Ian Lance Taylor <iant@google.com>
7918
7919 PR 10244
7920 * reloc.cc (relocate_sections): Skip empty relocation sections.
7921
ec3f783e
ILT		 79222009-06-23 Ian Lance Taylor <iant@google.com>
7923
7924 PR 10156
7925 * layout.cc (Layout::create_note): Use choose_output_section
7926 rather than make_output_section.
7927
459c9f1c
ILT		 79282009-06-23 Ian Lance Taylor <iant@google.com>
7929
7930 PR 10237
7931 * options.cc (General_options::parse_V): Set printed_version_.
7932 (General_options::General_options): Initialize printed_version_.
7933 * options.h (class General_options): Add printed_version_ field.
7934 * gold.cc (queue_initial_tasks): If there are no input files,
7935 don't give a fatal error if we printed the version information.
7936 (queue_middle_tasks): If using -r with a shared object, give a
7937 fatal error rather than an ordinary error.
7938
1518dc8f
ILT		 79392009-06-23 Ian Lance Taylor <iant@google.com>
7940
7941 PR 10219
7942 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7943 (Layout::make_output_section): Set have_stabstr_section_ if we see
7944 a .stab*str section.
7945 (Layout::finalize): Call link_stabs_sections.
7946 (Layout::link_stabs_sections): New file.
7947 * layout.h (class Layout): Add have_stabstr_section_ field.
7948 Declare link_stabs_sections.
7949
3d857b98
DK		 79502009-06-23 Doug Kwan <dougkwan@google.com>
7951
7952 * Makefile.am (libgold_a_LIBADD): New.
7953 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7954 * Makefile.in: Regenerate.
7955 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7956 * configure: Regenerate.
7957 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7958 * fileread.cc: Include sys/state.h
7959 * gold.h: Declare memmem and strndup if found missing.
7960 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7961
0639a6f6
ILT		 79622009-06-23 Ian Lance Taylor <iant@google.com>
7963
7964 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7965 * configure: Rebuild.
7966
8d63875c
ILT		 79672009-06-23 Ian Lance Taylor <iant@google.com>
7968
7969 PR 10147
7970 * object.cc (Object::section_contents): Don't try to get a view if
7971 the section has length zero.
7972 (Object::handle_gnu_warning_section): If the section is empty, use
7973 the name of the section as the warning.
7974
f7c8a183
ILT		 79752009-06-23 Ian Lance Taylor <iant@google.com>
7976
7977 PR 10133
7978 * stringpool.h (class Stringpool_template): Add optimize_ field.
7979 (Stringpool_template::set_optimize): New function.
7980 * stringpool.cc (Stringpool_template::Stringpool_template):
7981 Initialize optimize_ field.
7982 (Stringpool_template::set_string_offsets): Test local optimize
7983 fild rather than parameter.
7984 * layout.cc (Layout::Layout): Call set_optimize on the section
7985 name stringpool.
7986
e6a307ba
ILT		 79872009-06-22 Ian Lance Taylor <iant@google.com>
7988
7989 PR 10030
7990 * yyscript.y: Parse TARGET.
7991 * script.cc (script_set_target): New function.
7992 * script-c.h (script_set_target): Declare.
7993 * options.cc (General_options::string_to_object_format): Rename
7994 from string_to_object_format in anonymous namespace. Change
7995 callers.
7996 * options.h (class General_options): Declare
7997 string_to_object_format.
7998
3ee173de
ILT		 79992009-06-22 Ian Lance Taylor <iant@google.com>
8000
8001 * script-sections.cc (Script_sections::create_segments): Don't put
8002 program headers in a PT_LOAD segment if -n or -N.
8003
80042009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8005
8006 PR 10141
8007 * options.h (class General_options): Add -z lazy and -z now. Sort
8008 -z options into alphabetical order.
8009 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8010
cd6739a1 80112009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8012
8013 * layout.cc (Layout::make_output_section): Call
8014 Target::new_output_section.
8015 (Layout::attach_allocated_section_to_segment): Put large section
8016 sections in a separate load segment with the large segment flag
8017 set.
8018 (Layout::segment_precedes): Sort large data segments after other
8019 load segments.
8020 (align_file_offset): New static function.
8021 (Layout::set_segment_offsets): Use align_file_offset.
8022 * output.h (class Output_section): Add is_small_section_ and
8023 is_large_section_ fields.
8024 (Output_section::is_small_section): New function.
8025 (Output_section::set_is_small_section): New function.
8026 (Output_section::is_large_section): New function.
8027 (Output_section::set_is_large_section): New function.
8028 (Output_section::is_large_data_section): New function.
8029 (class Output_segment): Add is_large_data_segment_ field.
8030 (Output_segment::is_large_data_segment): New function.
8031 (Output_segment::set_is_large_data_segment): New function.
8032 * output.cc (Output_section::Output_section): Initialize new
8033 fields.
8034 (Output_segment::Output_segment): Likewise.
8035 (Output_segment::add_output_section): Add assertion that large
8036 data sections always go in large data segments. Force small data
8037 sections to the end of the list of data sections. Force small BSS
8038 sections to the start of the list of BSS sections. For large BSS
8039 sections to the end of the list of BSS sections.
8040 * symtab.h (class Symbol): Declare is_common_shndx.
8041 (Symbol::is_defined): Check Symbol::is_common_shndx.
8042 (Symbol::is_common): Likewise.
8043 (class Symbol_table): Define enum Commons_section_type. Update
8044 declarations. Add small_commons_ and large_commons_ fields.
8045 * symtab.cc (Symbol::is_common_shndx): New function.
8046 (Symbol_table::Symbol_table): Initialize new fields.
8047 (Symbol_table::add_from_object): Put small and large common
8048 symbols in the right list.
8049 (Symbol_table::sized_finalized_symbol): Check
8050 Symbol::is_common_shndx.
8051 (Symbol_table::sized_write_globals): Likewise.
8052 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8053 common symbol lists. Don't call do_allocate_commons_list if the
8054 list is empty.
8055 (Symbol_table::do_allocate_commons_list): Remove is_tls
8056 parameter. Add comons_section_type parameter. Change all
8057 callers. Handle small and large common symbols.
8058 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8059 Symbol::is_common_shndx.
8060 * resolve.cc (symbol_to_bits): Likewise.
8061 * target.h (Target::small_common_shndx): New function.
8062 (Target::small_common_section_flags): New function.
8063 (Target::large_common_shndx): New function.
8064 (Target::large_common_section_flags): New function.
8065 (Target::new_output_section): New function.
8066 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8067 small_common_section_flags, and large_common_section_flags
8068 fields.
8069 (Target::do_new_output_section): New virtual function.
8070 * arm.cc (Target_arm::arm_info): Initialize new fields.
8071 * i386.cc (Target_i386::i386_info): Likewise.
8072 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8073 Likewise.
8074 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8075 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8076 (Target_x86_64::do_new_output_section): New function.
8077 * configure.ac: Define conditional MCMODEL_MEDIUM.
8078 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8079 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8080 (large_LDFLAGS): Define.
8081 * testsuite/large.c: New file.
8082 * testsuite/testfile.cc (Target_test::test_target_info):
8083 Initialize new fields.
8084 * configure, testsuite/Makefile.in: Rebuild.
8085
bb04269c
DK		 80862009-06-05 Doug Kwan <dougkwan@google.com>
8087
8088 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8089 * Makefile.in: Regenerate.
bb04269c
DK		 8090 * i386.cc (class Target_i386): Define new virtual method to
8091 override do_is_local_label_name in parent.
8092 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8093 local symbols if --discard-locals or -X is given.
8094 * options.h (class General_options): Declare new options
8095 '--discard-locals' and '-X' for discarding locals.
8096 * target.h (class Target): Define new methods is_local_label_name.
8097 Declare new virtual method do_is_local_label_name.
8098 * target.cc: New file.
8099 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8100 (check_SCRIPTS): Add discard_locals_test.sh.
8101 (check_DATA): Add discard_local_tests.syms.
8102 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8103 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8104 * testsuite/Makefile.in: Regenerate.
8105 * testsuite/discard_locals_test.c: New file.
8106 * testsuite/discard_locals_test.sh: Same.
8107
805bb01c
DK		 81082009-06-05 Doug Kwan <dougkwan@google.com>
8109
8110 * object.cc (Sized_relobj::Sized_relobj): Initialize
8111 discarded_eh_frame_shndx_ to -1U.
8112 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8113 section.
8114 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8115 a discarded .eh_frame section.
8116 (Sized_relobj::do_finalize_local_symbols): Ditto.
8117 * object.h (class Sized_relobj): Declare new member
8118 discarded_eh_frame_shndx_.
8119 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8120 (local_labels_test.o, local_labels_test): New rules.
8121 * testsuite/Makefile.in: Regenerate.
8122
1dcd334d
DK		 81232009-06-04 Doug Kwan <dougkwan@google.com>
8124
8125 * layout.cc (Layout::section_name_mapping): Add mapping for
8126 special ARM sections.
8127
96d49306
DK		 81282009-06-03 Doug Kwan <dougkwan@google.com>
8129
8130 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8131 (utils::has_overflow): Same.
8132
dff16297
ILT		 81332009-06-03 Ian Lance Taylor <iant@google.com>
8134
8135 * layout.cc (Layout::section_name_mapping): New array, replacing
8136 Layout::linkonce_mapping.
8137 (Layout::section_name_mapping_count): New variable, replacing
8138 Layout::linkonce_mapping_count.
8139 (Layout::linkonce_output_name): Remove.
8140 (Layout::output_section_name): Rewrite.
8141 * layout.h (class Layout): Rename Linkonce_mapping to
8142 Section_name_mapping, linkonce_mapping to section_name_mapping,
8143 linkonce_mapping_count to section_name_mapping_count. Don't
8144 declare linkonce_output_name.
8145
c121c671
DK		 81462009-06-03 Doug Kwan <dougkwan@google.com>
8147
8148 * gold/arm.cc (namespace utils): New.
8149 (Target_arm::reloc_is_non_pic): Define new method.
8150 (class Arm_relocate_functions): New.
8151 (Target_arm::Relocate::relocate): Handle relocation types used by
8152 Android.
8153
07800fab
ILT		 81542009-06-03 Ian Lance Taylor <iant@google.com>
8155
8156 * arm.cc (Target_arm::scan::global): Use || instead of |.
8157
c121c671
DK		 81582009-06-02 Doug Kwan <dougkwan@google.com>
8159
8160 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8161 issued_non_pic_error_.
8162 (class Target_arm::Scan): Declare new method check_non_pic.
8163 Define new method symbol_needs_plt_entry.
8164 Declare new data member issued_non_pic_error_.
8165 (class Target_arm::Relocate): Declare new method
8166 should_apply_static_reloc.
8167 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8168 (Target_arm::Scan::check_non_pic): Define new method.
8169 (Target_arm::Scan::local): Handle a small subset of reloc types used
8170 by Android.
8171 (Target_arm::Scan::local): Same.
8172 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8173
b19b0c6d
ILT		 81742009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8175
8176 * incremental.cc (Incremental_inputs::report_command_line): Filter
8177 out --incremental-* options.
8178
94cdfcff
DK		 81792009-05-29 Doug Kwan <dougkwan@google.com>
8180
8181 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8182 template class.
8183 (class Target_arm): Update comment.
8184 (Target_arm::Target_arm): Initialize new data members GOT_,
8185 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8186 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8187 and Target_arm::rel_dyn_section.
8188 Declare new_enum Target_arm::Got_type.
8189 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8190 and DYNBSS_.
8191 Update commments for member do_dynsym_value.
8192 (Target_arm::got_size, Target_arm::plt_section,
8193 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8194 new methods inside class defintion.
8195 (Target_arm::got_section): Define new method.
8196 (Target_arm::rel_dyn_section): Same.
8197 (Output_data_plt_arm): New template class.
8198 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8199 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8200 (Output_data_plt_arm::add_entry): Same.
8201 (Output_data_plt_arm::first_plt_entry): Define new
8202 static data member for PLT instruction template.
8203 (Output_data_plt_arm::plt_entry): Same.
8204 (Output_data_plt_arm::do_write): Define new method.
8205 (Target_arm::make_plt_entry): Same.
8206 (Target_arm::do_finalize_sections): Same.
8207 (Target_arm::do_dynsym_value): Same.
8208
4a657b0d
DK		 82092009-05-28 Doug Kwan <dougkwan@google.com>
8210
8211 * Makefile.am (TARGETSOURCES): Add arm.cc.
8212 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8213 * Makefile.in: Regenerate.
8214 * arm.cc: New file.
8215 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8216
e7ae8c36
DK		 82172009-05-26 Doug Kwan <dougkwan@google.com>
8218
8219 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8220 (General_options::check_excluded_libs): Strip off directories in
8221 archive name before matching like GNU ld does.
8222 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8223 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8224 (exclude_libs_test_LDFLAGS): Add linker option
8225 -Wl,--exclude-libs,libexclude_libs_test_3
8226 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8227 an explicit archive without using -l.
8228 (alt/libexclude_libs_test_3.a): New make rule.
8229 * testsuite/Makefile.in: Regenerate.
8230 * testsuite/exclude_libs_test.c : Declare lib3_default().
8231 (main): Call it.
8232 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8233 * exclude_libs_test_3.c: New file.
8234
f12e7348
NC		 82352009-05-26 Nick Clifton <nickc@redhat.com>
8236
8237 * po/id.po: New Indonesian translation.
8238 * po/gold.pot: Updated template file.
8239
4daadc0d
ST		 82402009-05-22 Sriraman Tallam <tmsriram@google.com>
8241
e1df38aa 8242 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8243 gc_comdat_test files. Add -Wl,--gc-sections to build
8244 gc_comdat_test.
8245 * testsuite/Makefile.in: Regenerate.
8246 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8247
531813ad
ST		 82482009-05-21 Sriraman Tallam <tmsriram@google.com>
8249
8250 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8251 kept comdat section was garbage collected.
8252 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8253 * testsuite/Makefile.in: Regenerate.
8254 * testsuite/gc_comdat_test.sh: New file.
8255 * testsuite/gc_comdat_test_1.cc: New file.
8256 * testsuite/gc_comdat_test_2.cc: New file.
8257
65514900
CC		 82582009-05-19 Doug Kwan <dougkwan@google.com>
8259
8260 * archive.cc (Archive::Archive): Move constructor from archive.h
8261 to here. Initialize no_export_.
8262 (Archive::get_elf_object_for_member): Set no_export flag of object.
8263 * archive.h (Archive::Archive): Move constructor body to
8264 archive.cc.
8265 (Archive::no_export): New method.
8266 (Archive::no_export_): New field.
8267 * object.h (Object::Object): Initialize no_export_ to false.
8268 (Object::no_export, Object::set_no_export): New methods.
8269 (Object::no_export_): New field.
8270 * options.cc (General_options::parse_exclude_libs): New method.
8271 (General_options::check_excluded_libs) Same.
8272 * options.h (exclude_libs): New option.
8273 (General_options::check_excluded_libs): New method declaration.
8274 (General_options::excluded_libs_): New field.
8275 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8276 default or protected visibility if an object has no-export flag set.
8277 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8278 (check_SCRIPTS): Add exclude_libs_test.sh.
8279 (check_DATA): Add exclude_libs_test.syms.
8280 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8281 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8282 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8283 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8284 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8285 libexclude_libs_test_2.a): New rules.
8286 * testsuite/Makefile.in: Regenerate.
8287 * testsuite/exclude_libs_test.c: New file.
8288 * testsuite/exclude_libs_test.sh: Ditto.
8289 * testsuite/exclude_libs_test_1.c: Ditto.
8290 * testsuite/exclude_libs_test_2.c: Ditto.
8291
1b77ea50
ILT		 82922009-05-15 Ian Lance Taylor <iant@google.com>
8293
8294 * configure.ac: Check for declarations for cases where libiberty.h
8295 checks HAVE_DECL_xxx.
8296 * configure, config.in: Rebuild.
8297
072fe7ce
ILT		 82982009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8299
8300 * gold.h (Incremental_argument_list): Remove (invalid) forward
8301 declaration.
8302 * incremental.cc (Incremental_inputs::report_achive): New method.
8303 (Incremental_inputs::report_object): New method.
8304 (Incremental_inputs::report_script): New method.
8305 (Incremental_inputs::finalize_inputs): New method.
8306 (Incremental_inputs::finalize): Call finalize_inputs().
8307 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8308 Create inputs entries.
8309 * incremental.h (Incremental_input_type): New enum.
8310 (Incremental_inputs::Incremental_input): Initialize new fields.
8311 (Incremental_inputs::report_inputs): New method.
8312 (Incremental_inputs::report_achive): New method.
8313 (Incremental_inputs::report_object): New method.
8314 (Incremental_inputs::report_script): New method.
8315 (Incremental_inputs::finalize_inputs): New method.
8316 (Incremental_inputs::Input_info): New struct.
8317 (Incremental_inputs::Input_info_map): New typedef.
8318 (Incremental_inputs::lock_): New field.
8319 (Incremental_inputs::Inputs_): New field.
8320 (Incremental_inputs::Inputs_map): New field.
8321 * main.cc (main): Call Incremental_input::report_inputs.
8322 * options.h (Input_argument_list): Typedef moved from
8323 Input_arguments.
8324 (Input_file_group::Files): Remove, use ::Input_argument_list.
8325 (Input_file_group::Input_argument_list): Remove, use
8326 ::Input_argument_list.
8327 * plugin.cc (Plugin_manager::add_input_file): Add error in
8328 incremental build.
8329 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8330 functions.
8331 * script.cc (read_input_script): Call
8332 Incremental_input::report_script.
8333 * script.h (Script_info): New class.
8334
b0481b0b
ILT		 83352009-04-27 Ian Lance Taylor <iant@google.com>
8336
8337 * x86_64.cc (do_adjust_output_section): Set entsize to
8338 plt_entry_size.
8339
b22a5a41 83402009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8341
8342 * output.cc (Output_file::close): After short writes, continue
8343 writing from the correct offset in the buffer being written.
8344
40fde488
CD		 83452009-04-23 Chris Demetriou <cgd@google.com>
8346
8347 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8348 * configure: Regenerate.
8349 * config.in: Regenerate.
8350 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8351 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8352
3ce2c28e
ILT		 83532009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8354
8355 * incremental.cc (Incremental_inputs_header_data): Renamed from
8356 Incremental_input_header_data.
8357 (Incremental_inputs_header_data::data_size): New field.
8358 (Incremental_inputs_header_data::put_input_file_count): Renamed
8359 from input_file_count.
8360 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8361 from command_line_offset.
8362 (Incremental_inputs_header_data::put_reserved): Renamed from
8363 put_reserved.
8364 (Incremental_inputs_entry_data): Renamed from
8365 Incremental_input_entry_data.
8366 (Incremental_inputs_entry_data::data_size): New field.
8367 (Incremental_inputs::report_command_line): New method.
8368 (Incremental_inputs::finalize): New method.
8369 (Incremental_inputs::create_incremental_inputs_data): New method.
8370 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8371 * incremental.h: New file.
8372 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8373 (Layout::finalize): Create incremental inputs section in
8374 incremental builds.
8375 (Layout::create_incremental_info_sections): New method.
8376 * layout.h (Layout::incremental_inputs): New method.
8377 (Layout::create_incremental_info_sections): New method.
8378 (Layout::incremental_inputs_): New field.
8379 * main.cc (main): Notify Incremental_input of the command line.
8380
e55bde5e
ILT		 83812009-04-01 Ian Lance Taylor <iant@google.com>
8382 Mikolaj Zalewski <mikolajz@google.com>
8383
8384 * gold.h (reserve_unordered_map): Define, three versions, one for
8385 each version of Unordered_map.
8386 * layout.cc (Layout::Layout): Remove options parameter. Add
8387 number_of_input_files parameter. Don't initialize options_.
8388 Initialize number_of_input_files_ and resized_signatures_. Move
8389 sections_are_attached_.
8390 (Layout::layout_group): Reserve space for group_signatures_.
8391 (Layout::find_or_add_kept_section): Change name parameter to be a
8392 reference. Resize signatures_ map when it gets large enough.
8393 (Layout::layout_eh_frame): Use parameters->options() instead of
8394 this->options_.
8395 (Layout::make_output_section): Likewise.
8396 (Layout::attach_allocated_section_to_segment): Likewise.
8397 (Layout::finalize, Layout::create_executable_stack): Likewise.
8398 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8399 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8400 * layout.h (class Layout): Update declarations. Remove options_
8401 field. Add number_of_input_files_ and resized_signatures_
8402 fields. Move sections_are_attached_ field.
8403 * main.cc (main): Pass number of input files to Layout
8404 constructor. Don't pass options.
8405
154b857c
ILT		 84062009-03-30 Ian Lance Taylor <iant@google.com>
8407
8408 * ffsll.c (ffsll): Correct implementation.
8409
2f35ab9b
ILT		 84102009-03-27 Ian Lance Taylor <iant@google.com>
8411
fd03461a
ILT		 8412 * ffsll.c: New file.
8413 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8414 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8415 * ftruncate.c (ftruncate): Declare before definition.
8416 * mremap.c (mremap): Likewise.
8417 * pread.c (pread): Likewise.
8418 * configure, Makefile.in, config.in: Rebuild.
8419
2f35ab9b
ILT		 8420 * mremap.c: New file.
8421 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8422 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8423 (mremap): Declare if HAVE_MREMAP is not defined.
8424 * configure, Makefile.in, config.in: Rebuild.
8425
33aea2fd
CC		 84262009-03-27 Cary Coutant <ccoutant@google.com>
8427
8428 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8429 position independent.
8430 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8431 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8432
6d479619
CC		 84332009-03-24 Cary Coutant <ccoutant@google.com>
8434
8435 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8436 an executable.
8437 (needs_dynamic_reloc): Likewise.
8438
afc06bb8
ILT		 84392009-03-24 Ian Lance Taylor <iant@google.com>
8440
8441 * yyscript.y (file_cmd): Recognize EXTERN.
8442 (extern_name_list, extern_name_list_body): New nonterminals.
8443 * script.cc (script_add_extern): Define.
8444 * script-c.h (script_add_extern): Declare.
8445
f6060a4d
ILT		 84462009-03-24 Rafael Avila de Espindola <espindola@google.com>
8447
8448 * object.cc (is_elf_object): Define.
8449 * object.h (is_elf_object): Declare.
8450 * archive.cc (Archive::get_elf_object_for_member): Call
8451 is_elf_object.
33aea2fd 8452 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8453
26736d8e
ILT		 84542009-03-24 Elliott Hughes <enh@google.com>
8455
8456 * output.cc (Output_file::map_anonymous): Define.
8457 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8458 try an anonymous one. Report the size if the mmap fails.
8459 * output.h (class Output_file): Declare map_anonymous.
8460
22fd9730
ILT		 84612009-03-24 Ian Lance Taylor <iant@google.com>
8462
8463 * target-select.cc (instantiate_target): Don't acquire the lock if
8464 the instantiated_target_ field has already been set.
8465
cb010894
ILT		 84662009-03-23 Ian Lance Taylor <iant@google.com>
8467
7f055c20
ILT		 8468 * gold-threads.h (class Initialize_lock): Define.
8469 * gold-threads.cc (class Initialize_lock_once): Define.
8470 (initialize_lock_control): New static variable.
8471 (initialize_lock_pointer): New static variable.
8472 (initialize_lock_once): New static function.
8473 (Initialize_lock::Initialize_lock): Define.
8474 (Initialize_lock::initialize): Define.
8475 * target-select.h: Include "gold-threads.h".
8476 (class Target_selector): Add lock_ and initialize_lock_ fields.
8477 Don't define instantiate_target, just declare it.
8478 * target-select.cc (Target_selector::Target_selector): Initialize
8479 new fields.
8480 (Target_selector::instantiate_target): Define.
8481 * descriptors.h: Include "gold-threads.h".
8482 (class Descriptors): Add initialize_lock_ field.
8483 * descriptors.cc (Descriptors::Descriptors): Initialize new
8484 field.
8485 (Descriptors::open): Use initialize_lock_ field
8486 * errors.h (class Errors): Add initialize_lock_ field.
8487 * errors.cc (Errors::Errors): Initialize new field.
8488 (Errors::initialize_lock): Use initialize_lock_ field.
8489 * powerpc.cc (class Target_selector_powerpc): Remove
8490 instantiated_target_ field. In do_recognize call
8491 instantiate_target rather than do_instantiate_target. In
8492 do_instantiate_target just allocate a new target.
8493 * sparc.cc (class Target_selector_sparc): Likewise.
8494
36959681
ILT		 8495 * freebsd.h: New file.
8496 * i386.cc: Include "freebsd.h".
8497 (Target_i386): Derive from Target_freebsd rather than
8498 Sized_target.
8499 (Target_selector_i386): Derive from Target_selector_freebsd rather
8500 than Target_selector.
8501 * x86_64.cc: Include "freebsd.h".
8502 (Target_x86_64): Derive from Target_freebsd rather than
8503 Sized_target.
8504 (Target_selector_x86_64): Derive from Target_selector_freebsd
8505 rather than Target_selector.
8506 * target.h (class Target): Add adjust_elf_header and
8507 do_adjust_elf_header.
8508 * output.cc (Output_file_header:: do_sized_write): Call target
8509 adjust_elf_header routine.
8510 * configure.tgt: Set targ_osabi.
8511 * configure.ac: Define GOLD_DEFAULT_OSABI.
8512 * parameters.cc (Parameters::default_target): Pass
8513 GOLD_DEFAULT_OSABI to select_target.
8514 * target-select.h (class Target_selector): Make instantiate_target
8515 protected rather than private.
8516 * Makefile.am (HFILES): Add freebsd.h.
8517 * configure, Makefile.in, config.in: Rebuild.
8518
cb010894
ILT		 8519 * merge.cc (do_add_input_section): Correct pend value. Change
8520 message about last entry not being null terminated from error to
8521 warning.
8522
0e879927
ILT		 85232009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8524
8525 * incremental.cc: New file.
8526 * Makefile.am (CCFILES): Add incremental.cc.
8527 * Makefile.in: Rebuild.
8528
41105937
PP		 85292009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8530
8531 * layout.cc (Layout::output_section_name): Preserve names
8532 of '.note.' sections.
e1df38aa 8533
60439920
ILT		 85342009-03-19 Ian Lance Taylor <iant@google.com>
8535
8536 * descriptors.cc (Descriptors::open): Check that the options are
8537 valid before using them.
8538
0d371ad3
ILT		 85392009-03-18 Ian Lance Taylor <iant@google.com>
8540
8541 * script-sections.h: Include <list>.
8542 (class Script_sections): Change Sections_elements from std::vector
8543 to std::list. Typedef public Elements_iterator. Add
8544 orphan_section_placement_, data_segment_align_start_, and
8545 saw_data_segment_align_ fields. Remove data_segment_align_index_
8546 field.
8547 * script-sections.cc (class Orphan_section_placement): New class.
8548 (class Sections_element): Add virtual functions is_relro and
8549 orphan_section_init. Remove virtual function place_orphan_here.
8550 (class Output_section_definition): Add is_relro and
8551 orphan_section_init. Remove place_orphan_here.
8552 (class Orphan_output_section): Likewise.
8553 (Script_sections::Script_sections): Update for field changes.
8554 (Script_sections::data_segment_align): Set saw_data_segment_align_
8555 and data_segment_align_start_, not data_segment_align_index.
8556 (Script_sections::data_segment_relro_end): Check
8557 saw_data_segment_align_. Use data_segment_align_start_ rather
8558 than data_segment_align_index_.
8559 (Script_sections::place_orphan): Rewrite to use
8560 Orphan_section_placement.
8561
9201d894
ILT		 85622009-03-17 Ian Lance Taylor <iant@google.com>
8563
9c5b8369
ILT		 8564 * archive.cc (Archive::add_symbols): Check for a version attached
8565 to the symbol name in the archive map.
8566 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8567 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8568 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8569 (ver_test_11.a): New target.
8570 * testsuite/Makefile.in: Rebuild.
8571
9201d894
ILT		 8572 * configure.ac: Check for chsize and posix_fallocate. Replace
8573 ftruncate.
8574 * ftruncate.c: New file, from gnulib.
8575 * output.cc (posix_fallocate): Define dummy version if not
8576 HAVE_POSIX_FALLOCATE.
8577 (Output_file::map): Call posix_fallocate rather than lseek and
8578 write.
8579 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8580 * configure, Makefile.in, config.in: Rebuild.
8581
ef4ab7a8 85822009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8583
ef4ab7a8
PP		 8584 * layout.h (Layout::create_note): Add section_name parameter.
8585 * layout.cc (Layout::create_note): Likewise.
8586 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8587
8c500701
ILT		 85882009-03-17 Ian Lance Taylor <iant@google.com>
8589
e85b18e1
ILT		 8590 * descriptors.cc: Include "options.h".
8591 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8592 (Descriptors::open): Always use O_CLOEXEC when opening a new
8593 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8594 then set FD_CLOEXEC.
8595
9efe6174
ILT		 8596 * sparc.cc (class Target_sparc): Add has_got_section.
8597 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8598 make sure we have a GOT section.
8599
8600 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8601 (Target_sparc::Scan::local): Likewise.
8602 (Target_sparc::Scan::global): Likewise.
8603 (Target_sparc::Relocate::relocate): Likewise.
8604 (Target_sparc::Relocate::relocate_tls): Likewise.
8605
8c500701
ILT		 8606 * symtab.cc (Symbol_table::define_default_version): New function,
8607 broken out of add_from_object.
8608 (Symbol_table::add_from_object): Call define_default_version.
8609 (Symbol_table::define_special_symbol): Add resolve_oldsym
8610 parameter. Change all callers. If the version for a symbol comes
8611 from a version script, resolve it with the symbol with the same
8612 name with no version. Also add the symbol without a version if
8613 appropriate.
8614 (do_define_in_output_data): If resolving with oldsym, don't delete
8615 sym.
8616 (do_define_in_output_segment): Likewise.
8617 (do_define_as_constant): Likewise.
8618 * symtab.h (class Symbol_table): Update declarations.
8619
f1ed28fb
ILT		 86202009-03-13 Ian Lance Taylor <iant@google.com>
8621
15f8229b
ILT		 8622 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8623 (Read_symbols::requeue): New function.
8624 (Read_symbols::do_read_symbols): If make_elf_object fails because
8625 the target type is not configured, and the file was searched for,
8626 issue a warning and retry with the next directory.
8627 (Add_symbols::run): If the file has an incompatible format, and
8628 it was searched for, requeue the Read_symbols task. On error,
8629 release the object.
8630 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8631 dirindex parameter to constructor. Change all callers. Declare
8632 incompatible_warning and requeue.
8633 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8634 input_argument_ and input_group_ fields. Add them to
8635 constructor. Change all callers.
8636 (class Read_script): Add dirindex_ field. Add it to constructor.
8637 Change all callers.
8638 * archive.cc (Archive::setup): Remove input_objects parameter.
8639 Change all callers.
8640 (Archive::get_file_and_offset): Likewise.
8641 (Archive::read_all_symbols): Likewise.
8642 (Archive::read_symbols): Likewise.
8643 (Archive::get_elf_object_for_member): Remove input_objects
8644 parameter. Add punconfigured parameter. Change all callers.
8645 (Archive::add_symbols): Change return type to bool. Check return
8646 value of include_member.
8647 (Archive::include_all_members): Likewise.
8648 (Archive::include_member): Change return type to bool. Return
8649 false if first included object has incompatible target. Set
8650 included_member_ field.
8651 (Add_archive_symbols::run): If add_symbols returns false, requeue
8652 Read_symbols task.
8653 * archive.h (class Archive): Add included_member_ field.
8654 Initialize it in constructor. Add input_file and searched_for
8655 methods. Update declarations.
8656 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8657 input_argument_ fields. Add them to constructor. Change all
8658 callers.
8659 * script.cc: Include "target-select.h".
8660 (class Parser_closure): Add skip_on_incompatible_target_ and
8661 found_incompatible_target_ fields. Add
8662 skip_on_incompatible_target parameter to constructor. Change all
8663 callers. Add methods skip_on_incompatible_target,
8664 clear_skip_on_incompatible_target, found_incompatible_target, and
8665 set_found_incompatible_target.
8666 (read_input_script): Add dirindex parameter. Change all callers.
8667 If parser finds an incompatible target, requeue Read_symbols
8668 task.
8669 (script_set_symbol): Clear skip_on_incompatible_target in
8670 closure.
8671 (script_add_assertion, script_parse_option): Likewise.
8672 (script_start_sections, script_add_phdr): Likewise.
8673 (script_check_output_format): New function.
8674 * script.h (read_input_script): Update declaration.
8675 * script-c.h (script_check_output_format): Declare.
8676 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8677 (ignore_cmd): Remove OUTPUT_FORMAT.
8678 * fileread.cc (Input_file::Input_file): Add explicit this.
8679 (Input_file::will_search_for): New function.
8680 (Input_file::open): Add pindex parameter. Change all callers.
8681 * fileread.h (class Input_file): Add input_file_argument method.
8682 Declare will_search_for. Update declarations.
8683 * object.cc (make_elf_object): Add punconfigured parameter.
8684 Change all callers.
8685 * object.h (class Object): Make input_file public. Add
8686 searched_for method.
8687 (make_elf_object): Update declaration.
8688 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8689 restart search.
8690 * dirsearch.h (class Dirsearch): Update declaration.
8691 * options.h (class General_options): Add --warn-search-mismatch.
8692 * parameters.cc (Parameters::is_compatible_target): New function.
8693 * parameters.h (class Parameters): Declare is_compatible_target.
8694 * workqueue.cc (Workqueue::add_blocker): New function.
8695 * workqueue.h (class Workqueue): Declare add_blocker.
8696
f1ed28fb
ILT		 8697 * fileread.cc (Input_file::open): Remove options parameter.
8698 Change all callers.
8699 (Input_file::open_binary): Likewise.
8700 * script.cc (read_input_script): Likewise.
8701 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8702 options parameter from constructor. Change all callers.
8703 (class Read_script): Likewise.
8704 * fileread.h (class Input_file): Update declarations.
8705 * script.h (read_input_script): Update declaration.
8706
34dd024a
NC		 87072009-03-10 Nick Clifton <nickc@redhat.com>
8708
8709 * po/es.po: New Spanish translation.
8710
6d71b17c
CC		 87112009-03-06 Cary Coutant <ccoutant@google.com>
8712
8713 * options.cc (parse_short_option): Keep dash_z from registering itself.
8714
031cdbed
ILT		 87152009-03-03 Ian Lance Taylor <iant@google.com>
8716
8717 PR 9918
8718 * target-reloc.h (relocate_section): Pass output_section to
8719 relocate.
8720 * i386.cc (Target_i386::should_apply_static_reloc): Add
8721 output_section parameter. Change all callers.
8722 (Target_i386::Relocate::relocate): Add output_section parameter.
8723 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8724 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8725 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8726 * testsuite/two_file_shared.sh: New script.
8727 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8728 (check_DATA): Add two_file_shared.dbg.
8729 (two_file_shared.dbg): New target.
8730 * testsuite/Makefile.in: Rebuild.
8731
15d5fa16
ILT		 87322009-03-01 Ian Lance Taylor <iant@google.com>
8733
8734 * configure.ac: Check for byteswap.h.
8735 * configure: Rebuild.
8736 * config.in: Rebuild.
8737
8a4c0b0d
ILT		 87382009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8739
8740 * layout.cc (Layout::find_or_add_kept_section): New function.
8741 (Layout::add_comdat): Removed.
8742 * layout.h (struct Kept_section): Move out of class Layout.
8743 Remove trailing underscores from field names. Add group_sections
8744 field. Rename group_ field to is_group. Change all uses.
8745 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8746 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8747 comdat_groups_ field.
8748 (Sized_relobj::include_section_group): Use
8749 find_or_add_kept_section and Kept_section::group_sections.
8750 (Sized_relobj::include_linkonce_section): Likewise.
8751 * object.cc (class Sized_relobj): Don't define Comdat_group or
8752 Comdat_group_table. Remove find_comdat_group and
8753 add_comdat_group. Remove comdat_groups_ field.
8754 * plugin.cc (include_comdat_group): Use
8755 Layout::find_or_add_kept_section.
8756
b4ecf66b
ILT		 87572009-02-28 Ian Lance Taylor <iant@google.com>
8758
14359ca0
ILT		 8759 * README: --gc-sections and map files are now supported. Document
8760 some build requirements.
8761
b4ecf66b
ILT		 8762 PR 6992
8763 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8764 relocatable link set the value of the section symbol to zero.
8765 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8766 relocatable link don't include the section address in the local
8767 symbol value.
8768
0602e05a
ILT		 87692009-02-27 Ian Lance Taylor <iant@google.com>
8770
fd9d194f
ILT		 8771 PR 6811
8772 * options.h (class Search_directory): Add is_system_directory.
8773 (class General_options): Declare is_in_system_directory.
8774 * options.cc (get_relative_sysroot): Make static.
8775 (get_default_sysroot): Make static.
8776 (General_optoins::is_in_system_directory): New function.
8777 * fileread.cc (Input_file::is_in_system_directory): New function.
8778 * fileread.h (class Input_file): Declare is_in_system_directory.
8779 * object.h (class Object): Add is_in_system_directory.
8780 (class Input_objects): Remove system_library_directory_ field.
8781 * object.cc (Input_objects::add_object): Don't set
8782 system_library_directory_.
8783 (input_objects::found_in_system_library_directory): Remove.
8784 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8785 parameter. Change all callers.
8786 (Symbol_table::sized_write_globals): Likewise.
8787 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8788 Call Object::is_in_system_directory.
8789 * symtab.h (class Symbol_table): Update declarations.
8790
61edd21f
ILT		 8791 PR 5990
8792 * descriptors.h (Open_descriptor): Add is_on_stack field.
8793 * descriptors.cc (Descriptors::open): If the descriptor is on the
8794 top of the stack, remove it. Initialize is_on_stack field.
8795 (Descriptors::release): Only add pod to stack if it is not on the
8796 stack already.
8797 (Descriptors::close_some_descriptor): Clear stack_next and
8798 is_on_stack fields.
8799
e29e076a
ILT		 8800 PR 7091
8801 * output.cc (Output_section::find_starting_output_address): Rename
8802 from starting_output_address; add PADDR parameter; change return
8803 type.
8804 * output.h (class Output_section): Declare
8805 find_starting_output_address instead of starting_output_address.
8806 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8807 section symbol for which we can't find a merge section.
8808
0602e05a
ILT		 8809 PR 9836
8810 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8811 hidden or internal, force the symbol to be local.
8812 * resolve.cc (Symbol::override_visibility): Define.
8813 (Symbol::override_base): Use override_visibility.
8814 (Symbol_table::resolve): Likewise.
8815 (Symbol::override_base_with_special): Likewise.
8816 (Symbol_table::override_with_special): If the visibility is hidden
8817 or internal, force the symbol to be local.
8818 * symtab.h (class Symbol): Add set_visibility and
8819 override_visibility.
8820 * testsuite/ver_test_1.sh: New file.
8821 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8822 (check_DATA): Add ver_test_1.syms.
8823 (ver_test_1.syms): New target.
8824 * testsuite/Makefile.in: Rebuild.
8825
401a9a73
CC		 88262009-02-25 Cary Coutant <ccoutant@google.com>
8827
8828 * layout.cc (Layout::choose_output_section): Don't rename sections
8829 when using a linker script that has a SECTIONS clause.
8830 * Makefile.in: Regenerate.
8831
8832 * testsuite/Makefile.am (script_test_5.sh): New test case.
8833 * testsuite/Makefile.in: Regenerate.
8834 * testsuite/script_test_5.cc: New file.
8835 * testsuite/script_test_5.sh: New file.
8836 * testsuite/script_test_5.t: New file.
8837
f488e4b0
CC		 88382009-02-13 Rafael Avila de Espindola <espindola@google.com>
8839
8840 * archive.cc (Archive::include_member): Update calls to add_symbols.
8841 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8842 the Layout argument.
8843 * dynobj.h (do_add_symbols): Add the Layout argument.
8844 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8845 Layout argument.
8846 * object.h (Object::add_symbols): Add the Layout argument.
8847 (Object::do_add_symbols): Add the Layout argument.
8848 (Sized_relobj::do_add_symbols): Add the Layout argument.
8849 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8850 Unify the two versions.
8851 (Add_plugin_symbols): Remove.
8852 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8853 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8854 (Add_plugin_symbols): Remove.
8855 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8856 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8857 (Add_symbols::run): Make it work with Pulginobj.
8858
89dd1680
ILT		 88592009-02-06 Ian Lance Taylor <iant@google.com>
8860
8861 * object.cc (Sized_relobj::do_layout): Make info message start
8862 with lower case letter.
8863
266d0a74
ILT		 88642009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8865
602b464e
ILT		 8866 * binary.cc: Fix file comment.
8867
266d0a74
ILT		 8868 * options.h (enum Incremental_disposition): Define.
8869 (class General_options): Add new options: --incremental,
8870 --incremental_changed, --incremental_unchanged,
8871 --incremental_unknown. Add incremental_disposition_ and
8872 implicit_incremental_ fields.
8873 (General_options::incremental_disposition): New function.
8874 (class Position_dependent_options): Add incremental_disposition
8875 option.
8876 (Position_dependent_options::copy_from_options): Set incremental
8877 dispositions.
8878 * options.cc (General_options::parse_incremental_changed): New
8879 function.
8880 (General_options::parse_incremental_unchanged): New function.
8881 (General_options::parse_incremental_unknown): New function.
8882 (General_options::General_options): Initialize new fields
8883 incremental_disposition_ and implicit_incremental_.
8884 (General_options::finalize): Check for uasge of --incremental-*
8885 without --incremental.
8886
f073bbf7
CD		 88872009-02-06 Chris Demetriou <cgd@google.com>
8888
8889 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8890 pointer and to report location as the file name associated with
8891 the symbol.
8892 (gold_undefined_symbol_at_location): New function to replace the
8893 old gold_undefined_symbol functionality.
8894 * target-reloc.h (relocate_section): Update to use
8895 gold_undefined_symbol_at_location.
8896 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8897 Call gold_undefined_symbol function rather than gold_error.
8898 * errors.h (Errors::undefined_symbol): Take location as a
8899 string, rather than calculating it from a relocation.
8900 * errors.cc (Errors::fatal): Print "fatal error:" before the
8901 formatted message.
8902 (Errors::error, Errors::error_at_location): Print "error: "
8903 before the formatted message.
8904 (Errors::undefined_symbol): Take location as a string, rather
8905 than calculating it from a relocation.
8906 (gold_undefined_symbol_at_location): New function akin to
8907 old gold_undefined_symbol, calculates location from relocation.
8908 (gold_undefined_symbol): Change to take only a Symbol pointer
8909 and to report location as the file name associated with the symbol.
8910 * testsuite/debug_msg.sh: Update for changed error messages.
8911 * testsuite/undef_symbol.sh: Likewise.
8912
8e94a90c
ILT		 89132009-02-04 Duncan Sands <baldrick@free.fr>
8914
8915 PR 9812
8916 * reduced_debug_output.h
8917 (Output_reduced_debug_abbrev_section::failed): Use format for
8918 gold_warning.
8919 (Output_reduced_debug_info_section::faild): Likewise.
8920
88a0e15b
ILT		 89212009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8922
8923 * script.cc (Lazy_demangler): New class.
8924 (Version_script_info::get_symbol_version_helper): Demangle a
8925 symbol only once.
8926
5efc7cd2
CC		 89272009-01-29 Cary Coutant <ccoutant@google.com>
8928
8929 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8930 to __tls_get_addr.
8931 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8932
e0ebcf42
ILT		 89332009-01-28 Ian Lance Taylor <iant@google.com>
8934
5efc7cd2 8935 * version.cc (version_string): Bump to 1.9.
75fe7426 8936
e0ebcf42
ILT		 8937 * gold.h: Include <cstring> and <stdint.h>.
8938 * version.cc: Include <cstdio>.
8939 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8940 warning.
8941 * reduced_debug_output.cc (insert_into_vector): Rename from
8942 Insert_into_vector; change all callers. Use Swap_unaligned to
8943 avoid aliasing issue; remove union since it is unnecessary.
8944
8e2813be 89452009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8946
8947 * Makefile.am (CCFILES): Add gc.cc.
8948 (HFILES): Add gc.h.
8949 * Makefile.in: Regenerate.
8950 * gold.cc (Gc_runner): New class.
8951 (queue_initial_tasks): Call garbage collection related tasks
8952 when corresponding options are invoked.
8953 (queue_middle_gc_tasks): New function.
8954 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8955 processed early before laying out sections during garbage collection.
8956 * gold.h (queue_middle_gc_tasks): New function.
8957 (is_prefix_of): Move from "layout.cc".
8958 * i386.cc (Target_i386::gc_process_relocs): New function.
8959 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8960 * main.cc (main): Create object of class "Garbage_collection".
8961 * object.cc (Relobj::copy_symbols_data): New function.
8962 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 8963 (Sized_relobj::do_layout): Allow this function to be called twice
8964 during garbage collection and defer layout of section during the
6d03d481
ST		 8965 first call.
8966 * object.h (Relobj::get_symbols_data): New function.
8967 (Relobj::is_section_name_included): New function.
8968 (Relobj::copy_symbols_data): New function.
8969 (Relobj::set_symbols_data): New function.
8970 (Relobj::get_relocs_data): New function.
8971 (Relobj::set_relocs_data): New function.
8972 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8973 (Relobj::gc_process_relocs): New function.
8974 (Relobj::do_gc_process_relocs): New pure virtual function.
8975 (Relobj::sd_): New data member.
8976 (Sized_relobj::is_output_section_offset_invalid): New function.
8977 (Sized_relobj::do_gc_process_relocs): New function.
8978 * options.h (General_options::gc_sections): Modify to not be a no-op.
8979 (General_options::print_gc_sections): New option.
8980 * plugin.cc (Plugin_finish::run): Remove function call to
8981 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8982 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8983 * reloc.cc (Read_relocs::run): Add task to process relocs and
8984 determine unreferenced sections when doing garbage collection.
8985 (Gc_process_relocs): New class.
8986 (Sized_relobj::do_gc_process_relocs): New function.
8987 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8988 sections that are garbage collected.
8989 * reloc.h (Gc_process_relocs): New class.
8990 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8991 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8992 symbols whose corresponding sections are garbage collected.
8993 (Symbol_table::Symbol_table): Add new parameter for the garbage
8994 collection object.
8995 (Symbol_table::gc_mark_undef_symbols): New function.
8996 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8997 (Symbol_table::gc_mark_dyn_syms): New function.
8998 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8999 as garbage.
9000 (Symbol_table::add_from_object): Likewise.
9001 (Symbol_table::add_from_relobj): When building shared objects, do not
9002 treat externally visible symbols as garbage.
9003 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9004 table information for static and relocatable links.
9005 * symtab.h (Symbol_table::set_gc): New function.
9006 (Symbol_table::gc): New function.
9007 (Symbol_table::gc_mark_undef_symbols): New function.
9008 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9009 (Symbol_table::gc_mark_dyn_syms): New function.
9010 (Symbol_table::gc_): New data member.
e1df38aa 9011 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9012 function.
9013 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9014 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9015
3b293544
CF		 90162009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9017
9018 * options.h (General_options::gc_sections): Define as a no-op for now.
9019 (General_options::no_keep_memory): Ditto.
9020 (General_options::Bshareable): Define.
9021 * options.cc (General_options::finalize): Honor -Bshareable.
9022
83d22aa8
AS		 90232009-01-20 Andreas Schwab <schwab@suse.de>
9024
9025 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9026 read the value in the contents, since we don't use it. Use the
9027 template endianness when writing.
9028 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9029
cd536b21
AS		 90302009-01-19 Andreas Schwab <schwab@suse.de>
9031
9032 * configure.tgt (powerpc64-*): Fix targ_obj.
9033
99e9a495
ILT		 90342009-01-15 Ian Lance Taylor <iant@google.com>
9035
9036 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9037 local symbols when stripping all symbols.
9038
bbbfea06
CC		 90392009-01-14 Cary Coutant <ccoutant@google.com>
9040
99e9a495 9041 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9042
0f7c0701
CC		 90432009-01-14 Cary Coutant <ccoutant@google.com>
9044
9045 * archive.cc (Archive::get_elf_object_for_member): Remove call
9046 to File_read::claim_for_plugin.
9047 * descriptors.cc (Descriptors::open): Remove reference to
9048 is_claimed.
9049 (Descriptors::claim_for_plugin): Remove.
9050 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9051 (Descriptors::is_claimed): Remove.
9052 (claim_descriptor_for_plugin): Remove.
9053 * fileread.cc (File_read::claim_for_plugin): Remove.
9054 * fileread.h (File_read::claim_for_plugin): Remove.
9055 (File_read::descriptor): Reopen descriptor if necessary.
9056 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9057 (Plugin_manager::all_symbols_read): Add task parameter. Change
9058 all callers.
9059 (Plugin_manager::get_input_file): New function.
9060 (Plugin_manager::release_input_file): New function.
9061 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9062 corresponding data member.
9063 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9064 and pass to base constructor. Change all callers.
9065 (get_input_file, release_input_file): New functions.
9066 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9067 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9068 (Plugin_manager::all_symbols_read): Add task parameter.
9069 (Plugin_manager::get_input_file): New function.
9070 (Plugin_manager::release_input_file): New function.
9071 (Plugin_manager::task_): New data member.
9072 (Pluginobj::Pluginobj): Add filesize parameter.
9073 (Pluginobj::filename): New function.
9074 (Pluginobj::descriptor): New function.
9075 (Pluginobj::filesize): New function.
9076 (Pluginobj::filesize_): New data member.
9077 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9078 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9079 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9080
9081 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9082 with archive libraries.
9083 * testsuite/Makefile.in: Regenerate.
9084 * testsuite/plugin_test.c (struct sym_info): New type.
9085 (get_input_file, release_input_file): New static variables.
9086 (onload): Capture new transfer vector entries.
9087 (claim_file_hook): Stop reading at end of file according to filesize.
9088 Factor out parsing of readelf output into separate function.
9089 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9090 APIs and get the source file name from the symbol table. Convert
9091 source file name to corresponding object file name. Print info
9092 message when adding new input files.
9093 (parse_readelf_line): New function.
9094 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9095 * testsuite/plugin_test_2.sh: Likewise.
9096 * testsuite/plugin_test_3.sh: Likewise.
9097 * testsuite/plugin_test_4.sh: New test case.
9098
62a6d109
ILT		 90992009-01-07 Ian Lance Taylor <iant@google.com>
9100
9101 * version.cc (version_string): Bump to 1.8.
9102
483620e8
CC		 91032008-12-23 Cary Coutant <ccoutant@google.com>
9104
9105 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9106 * plugin.cc (Plugin_manager::finish): Rename as
9107 layout_deferred_objects. Move cleanup to separate function.
9108 (Plugin_manager::cleanup): New function.
9109 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9110 separately.
9111 * plugin.h (Plugin_manager::finish): Rename as
9112 layout_deferred_objects.
9113 (Plugin_manager::cleanup): New function.
9114 (Plugin_manager::cleanup_done): New field.
9115
d66a9eb3
CC		 91162008-12-23 Cary Coutant <ccoutant@google.com>
9117
9118 * plugin.cc (is_visible_from_outside): New function.
9119 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9120 so we don't return "IR only" status for exported symbols or -r links.
9121
9122 * testsuite/Makefile.am (plugin_test_3): New test case.
9123 * testsuite/Makefile.in: Regenerate.
9124 * testsuite/plugin_test_3.sh: New file.
9125
5995b570
CC		 91262008-12-22 Cary Coutant <ccoutant@google.com>
9127
9128 * object.cc (Sized_relobj::layout_section): New function.
9129 (Sized_relobj::do_layout): Defer layout of input sections until after
9130 plugin has provided replacement files.
9131 (Sized_relobj::do_layout_deferred_sections): New function.
9132 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9133 (Relobj::layout_deferred_sections): New function.
9134 (Relobj::do_layout_deferred_sections): New function.
9135 (Sized_relobj::do_layout_deferred_sections): New function.
9136 (Sized_relobj::layout_section): New function.
9137 (Sized_relobj::Deferred_layout): New structure.
9138 (Sized_relobj::deferred_layout_): New field.
9139 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9140 Change all callers. Layout deferred sections.
9141 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9142 references.
9143 (Plugin_hook::run): Move code from do_plugin_hook inline.
9144 (Plugin_hook::do_plugin_hook): Remove.
9145 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9146 (Plugin_manager::finish): Renamed, was cleanup.
9147 (Plugin_manager::should_defer_layout): New function.
9148 (Plugin_manager::add_deferred_layout_object): New function.
9149 (Plugin_manager::Deferred_layout_list): New type.
9150 (Plugin_manager::deferred_layout_objects_): New field.
9151 (Plugin_hook::do_plugin_hook): Remove.
9152
ee769c88
ILT		 91532008-12-17 Ian Lance Taylor <iant@google.com>
9154
9155 * options.h (class General_options): Add --no case for
9156 --export-dynamic.
9157
abc8dcba
CC		 91582008-12-16 Cary Coutant <ccoutant@google.com>
9159
9160 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9161 vector.
9162 (Plugin_manager::claim_file): Create plugin object even if
9163 plugin did not call the add_symbols callback.
9164 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9165 asking for more symbols than were added.
9166 * testsuite/Makefile.am (plugin_test_1): Add test case with
9167 no global symbols.
9168 (empty.syms): New target.
9169 * testsuite/Makefile.in: Regenerate.
9170 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9171 message. Don't call add_symbols if no globals.
9172 (all_symbols_read_hook): Don't provide replacement for empty
9173 claimed file.
9174
b0074644
ILT		 91752008-12-12 Ian Lance Taylor <iant@google.com>
9176
68943102
ILT		 9177 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9178 r_type == 0 for a local symbol with r_sym == 0.
9179 (scan_relocatable_relocs): Pass r_sym to
9180 local_non_section_strategy.
9181 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9182 r_sym parameter.
9183
b0074644
ILT		 9184 * configure.ac: Update test for TLS descriptors: they are
9185 supported as of glibc 2.9.
9186 * configure: Rebuild.
9187
c2508178
ILT		 91882008-12-11 Ian Lance Taylor <iant@google.com>
9189
9190 PR 7091
9191 * target-reloc.h (Default_scan_relocatable_relocs): For each
9192 function, map r_type == 0 to RELOC_DISCARD.
9193
2756a258
CC		 91942008-12-10 Cary Coutant <ccoutant@google.com>
9195
9196 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9197 object to override a kept COMDAT group from a plugin object.
9198
bb6f53d3
ILT		 91992008-12-09 Ian Lance Taylor <iant@google.com>
9200
fbc558e1
ILT		 9201 PR 7088
9202 * yyscript.y (file_cmd): Handle INPUT.
9203
bb6f53d3
ILT		 9204 * testsuite/initpri1.c: Change all declarations to be full
9205 prototypes by adding void, to avoid compiler warnings.
9206
4674ecfc
CC		 92072008-12-05 Rafael Avila de Espindola <espindola@google.com>
9208
9209 * options.cc (General_options::parse_plugin_opt): New.
9210 (General_options::add_plugin): The argument now is just the filename.
9211 (General_options::add_plugin_option): New.
9212 * options.h (plugin_opt): New.
9213 (add_plugin): Change argument name.
9214 (add_plugin_option): New.
9215 * plugin.cc (Plugin::load): Don't parse the plugin option.
9216 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9217 (Plugin::add_option): New.
9218 (Plugin::args_): Change type.
9219 (Plugin::filename_): New.
9220 (Plugin_manager::add_plugin_option): New.
9221 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9222 * testsuite/Makefile.in: Regenerate.
9223
fd06b4aa
CC		 92242008-12-05 Cary Coutant <ccoutant@google.com>
9225
9226 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9227 Handle --strip-lto-sections option.
9228 * options.h (strip_lto_sections): New option.
9229
6c52134c
CC		 92302008-12-01 Cary Coutant <ccoutant@google.com>
9231
9232 * plugin.cc (ld_plugin_message): Change format parameter to const.
9233 Fix mismatch between new[] and delete.
9234
a45248e0
CC		 92352008-11-14 Cary Coutant <ccoutant@google.com>
9236
9237 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9238 instead of -1U.
9239
c82fbeee
CS		 92402008-11-05 Craig Silverstein <csilvers@google.com>
9241
9242 * options.cc (General_options::parse_dynamic_list): New function.
9243 * options.h (General_options): New flags dynamic_list,
9244 dynamic_list_data, dynamic_list_cpp_new, and
9245 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9246 (General_options::in_dynamic_list): New function.
9247 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9248 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9249 (Lex::can_continue_name): Likewise.
9250 (yylex): Likewise.
9251 (read_script_file): New parameter script_options.
9252 (read_dynamic_list): New function.
9253 (Script_options::define_dynamic_list): New function.
9254 (dynamic_list_keyword_parsecodes): New variable.
9255 (dynamic_list_keywords): New variable.
9256 * script.h (Script_options::define_dynamic_list): New function
9257 prototype.
9258 (read_dynamic_list): New function prototype.
9259 * symtab.cc (strprefix): New macro.
9260 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9261 dynamic_list_data, dynamic_list_cpp_new, and
9262 dynamic_list_cpp_typeinfo.
9263 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9264 (dynamic_list_expr): New rule.
9265 (dynamic_list_nodes): Likewise.
9266 (dynamic_list_node): Likewise.
9267 * testsuite/Makefile.am (dynamic_list): New test.
9268 * testsuite/Makefile.in: Regenerated.
9269 * testsuite/dynamic_list.t: New file.
9270 * testsuite/dynamic_list.sh: New file.
9271
e0bb29a5
CS		 92722008-11-05 Craig Silverstein <csilvers@google.com>
9273
9274 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9275 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9276 (t11_last): Likewise.
9277 * testsuite/ver_test_6.c (main): Likewise.
9278
4e1e25e0
CC		 92792008-10-07 Cary Coutant <ccoutant@google.com>
9280
9281 * options.c (General_options::finalize): Add check for -static and
9282 -shared.
9283 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9284 is not empty.
9285
92f03fcb
CC		 92862008-10-02 Cary Coutant <ccoutant@google.com>
9287
9288 * plugin.cc (make_sized_plugin_object): Fix conditional
9289 compilation to work when not all targets are enabled.
9290
fbd8a257
CC		 92912008-09-29 Cary Coutant <ccoutant@google.com>
9292
9293 * archive.cc (Archive::get_file_and_offset): Use filename instead
9294 of name to get library path.
9295 (Archive::include_member): Unlock external member of a thin archive.
9296
9297 * testsuite/Makefile.am (TEST_AR): New variable.
9298 (thin_archive_test_1): New test.
9299 (thin_archive_test_2): New test.
81636b3f
CC		 9300 * testsuite/Makefile.in: Regenerate.
9301 * testsuite/thin_archive_main.cc: New file.
9302 * testsuite/thin_archive_test_1.cc: New file.
9303 * testsuite/thin_archive_test_2.cc: New file.
9304 * testsuite/thin_archive_test_3.cc: New file.
9305 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9306
eff45813
CC		 93072008-09-29 Cary Coutant <ccoutant@google.com>
9308
9309 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9310 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9311 instead of -1U.
9312 (Sized_relobj::do_finalize_local_symbols): Likewise.
9313 (Sized_relobj::map_to_kept_section): Likewise.
9314 * object.h (Sized_relobj::invalid_address): New constant.
9315 (Sized_relobj::do_output_section_offset): Check for invalid_address
9316 and return -1ULL.
9317 * output.cc (Output_reloc::local_section_offset): Use constant
9318 invalid_address instead of -1U.
9319 (Output_reloc::get_address): Likewise.
9320 (Output_section::output_address): Change -1U to -1ULL.
9321 * output.h (Output_reloc::invalid_address): New constant.
9322 * reloc.cc (Sized_relobj::write_sections): Use constant
9323 invalid_address instead of -1U.
9324 (Sized_relobj::relocate_sections): Likewise.
9325 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9326 values for merge sections.
9327 * target-reloc.h (relocate_for_relocatable): Use constant
9328 invalid_address instead of -1U.
9329
89fc3421
CC		 93302008-09-19 Cary Coutant <ccoutant@google.com>
9331
9332 Add plugin functionality for link-time optimization (LTO).
9333 * configure.ac (plugins): Add --enable-plugins option.
9334 * configure: Regenerate.
9335 * config.in: Regenerate.
9336 * Makefile.am (LIBDL): New variable.
9337 (CCFILES): Add plugin.cc.
9338 (HFILES): Add plugin.h.
9339 (ldadd_var): Add LIBDL.
9340 * Makefile.in: Regenerate.
9341
9342 * archive.cc: Include "plugin.h".
9343 (Archive::setup): Don't preread archive symbols when using a plugin.
9344 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9345 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9346 files.
9347 (Archive::include_member): Add symbols from plugin objects.
9348 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9349 * descriptors.cc (Descriptors::open): Check for file descriptors
9350 abandoned by plugins.
9351 (Descriptors::claim_for_plugin): New function.
9352 * descriptors.h (Descriptors::claim_for_plugin): New function.
9353 (Open_descriptor::is_claimed): New field.
9354 (claim_descriptor_for_plugin): New function.
9355 * fileread.cc (File_read::claim_for_plugin): New function.
9356 * fileread.h (File_read::claim_for_plugin): New function.
9357 (File_read::descriptor): New function.
9358 * gold.cc: Include "plugin.h".
9359 (queue_initial_tasks): Add task to call plugin hooks for generating
9360 new object files.
9361 * main.cc: Include "plugin.h".
9362 (main): Load plugin libraries.
9363 * object.h (Pluginobj): Declare.
9364 (Object::pluginobj): New function.
9365 (Object::do_pluginobj): New function.
9366 (Object::set_target): New function.
9367 * options.cc: Include "plugin.h".
9368 (General_options::parse_plugin): New function.
9369 (General_options::General_options): Initialize plugins_ field.
9370 (General_options::add_plugin): New function.
9371 * options.h (Plugin_manager): Declare.
9372 (General_options): Add --plugin option.
9373 (General_options::has_plugins): New function.
9374 (General_options::plugins): New function.
9375 (General_options::add_plugin): New function.
9376 (General_options::plugins_): New field.
9377 * plugin.cc: New file.
9378 * plugin.h: New file.
9379 * readsyms.cc: Include "plugin.h".
9380 (Read_symbols::do_read_symbols): Check for archive before checking
9381 for ELF file. Call plugin hooks to claim files.
9382 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9383 from a real object file; force override when processing replacement
9384 files.
9385 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9386 (Symbol::init_base_object): Likewise.
9387 (Symbol::init_base_output_data): Likewise.
9388 (Symbol::init_base_output_segment): Likewise.
9389 (Symbol::init_base_constant): Likewise.
9390 (Symbol::init_base_undefined): Likewise.
9391 (Symbol::output_section): Assert that object is not a plugin.
9392 (Symbol_table::add_from_pluginobj): New function.
9393 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9394 undefined.
9395 (Symbol_table::sized_write_globals): Likewise.
9396 (Symbol_table::add_from_pluginobj): Instantiate template.
9397 * symtab.h (Sized_pluginobj): Declare.
9398 (Symbol::in_real_elf): New function.
9399 (Symbol::set_in_real_elf): New function.
9400 (Symbol::in_real_elf_): New field.
9401 (Symbol_table::add_from_pluginobj): New function.
9402
9403 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9404 (LIBDL): New variable.
9405 (LDADD): Add LIBDL.
9406 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9407 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9408 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9409 (MOSTLYCLEANFILES): Likewise.
9410 * testsuite/Makefile.in: Regenerate.
9411 * testsuite/plugin_test.c: New file.
9412 * testsuite/plugin_test_1.sh: New file.
9413 * testsuite/plugin_test_2.sh: New file.
9414
de31bda5
ILT		 94152008-09-16 Ian Lance Taylor <iant@google.com>
9416
9c2d0ef9
ILT		 9417 * target-reloc.h (relocate_section): Check whether a symbol is
9418 defined by the ABI before reporting an undefined symbol error.
9419 * target.h (Target::is_defined_by_abi): Make parameter const.
9420 (Target::do_is_defined_by_abi): Likewise.
9421 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9422 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9423 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9424 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9425 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9426 * testsuite/Makefile.in: Rebuild.
9427
de31bda5
ILT		 9428 * fileread.cc (make_view): Add casts to avoid warning.
9429
9fa33bee
AO		 94302008-09-16 Alexandre Oliva <aoliva@redhat.com>
9431
9432 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9433 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9434
183fd0e3
AO		 94352008-09-16 Alexandre Oliva <aoliva@redhat.com>
9436
9437 * options.h (General_options::output_is_executable): New.
9438 (General_options::output_is_pie): New.
9439 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9440 for shared libraries.
9441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9442
7be8330a
CD		 94432008-09-11 Chris Demetriou <cgd@google.com>
9444
9445 * options.h (origin): New -z option.
9446 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9447 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9448 in DT_FLAGS_1.
9449
a9caad02
CC		 94502008-09-05 Cary Coutant <ccoutant@google.com>
9451
9452 * fileread.cc (File_read::make_view): Add check for attempt to map
9453 beyond end of file.
9454
ae6dce4d
CC		 94552008-09-05 Cary Coutant <ccoutant@google.com>
9456
9457 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9458 explicit instantiations.
9459
d7ab2a47
KVH		 94602008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9461
9462 PR gold/6858
9463 * options.cc (General_options::finalize): Allow undefined symbols
9464 in shlibs if linking -shared.
9465
9466 PR gold/6859
9467 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9468 symbols as not needing a dynsym entry.
9469
1e52a9c1
CS		 94702008-08-20 Craig Silverstein <csilvers@google.com>
9471
9472 * fileread.cc (File_read::open): Do not lock the file unless it
9473 was successfully opened.
9474
d85c80a3
CC		 94752008-08-14 Cary Coutant <ccoutant@google.com>
9476
9477 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9478 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9479 * testsuite/tls_test.cc (struct int128): 128-bit struct
9480 for testing TLS relocs with non-zero addend.
9481 (v12): New TLS variable.
9482 (t12): New test.
9483 (t_last): Add check for v12.
9484 * testsuite/tls_test.h (t12): New function.
9485 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9486
2d924fd9
ILT		 94872008-08-13 Ian Lance Taylor <iant@google.com>
9488
9489 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9490 set tls_segment_ or relro_segment_.
9491 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9492 when appropriate.
9493 * output.h (Output_section::clear_is_relro): New function.
9494 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9495 sections specially even when output_data_ is empty.
9496 (Output_segment::maximum_alignment): When first section is relro,
9497 only force alignment for PT_LOAD segments.
9498 * script.cc (script_data_segment_align): New function.
9499 (script_data_segment_relro_end): New function.
9500 * script-c.h (script_data_segment_align): Declare.
9501 (script_data_segment_relro_end): Declare.
9502 * script-sections.h (class Script_sections): Declare
9503 data_segment_align and data_segment_relro_end. Add fields
9504 segment_align_index_ and saw_relro_end_.
9505 * script-sections.cc (class Sections_element): Add set_is_relro
9506 virtual function. Add new bool* parameter to place_orphan_here.
9507 Add get_output_section virtual function.
9508 (class Output_section_definition): Add set_is_relro. Add new
9509 bool* parameter to place_orphan_here. Add get_output_section.
9510 Add is_relro_ field.
9511 (Output_section_definition::Output_section_definition): Initialize
9512 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9513 and is_relro_ fields.
9514 (Output_section_definition::place_orphan_here): Add is_relro
9515 parameter.
9516 (Output_section_definition::set_section_addresses): Set relro for
9517 output section.
9518 (Output_section_definition::alternate_constraint): Likewise.
9519 (class Orphan_output_section): Add new bool* parameter to
9520 place_orphan_here. Add get_output_section.
9521 (Orphan_output_section::place_orphan_here): Add is_relro
9522 parameter.
9523 (Script_sections::Script_sections): Initialize
9524 data_segment_align_index_ and saw_relro_end_.
9525 (Script_sections::data_segment_align): New function.
9526 (Script_sections::data_segment_relro_end): New function.
9527 (Script_sections::place_orphan): Set or clear is_relro.
9528 (Script_sections::set_section_addresses): Force alignment of first
9529 TLS section.
9530 * yyscript.y (exp): Call script_data_segment_align and
9531 script_data_segment_relro_end.
9532 * testsuite/relro_script_test.t: New file.
9533 * testsuite/relro_test.cc (using_script): Declare.
9534 (t1, t2): Test using_script.
9535 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9536 (relro_script_test_SOURCES): Define.
9537 (relro_script_test_DEPENDENCIES): Define.
9538 (relro_script_test_LDFLAGS): Define.
9539 (relro_script_test_LDADD): Define.
9540 (relro_script_test.so): New target.
9541 * testsuite/Makefile.in: Rebuild.
9542
f827c9a9
CC		 95432008-08-06 Cary Coutant <ccoutant@google.com>
9544
9545 * archive.cc (Archive::total_archives, Archive::total_members)
9546 (Archive::total_members_loaded): New variables.
9547 (Archive::setup): Add parameter. Add option to preread
9548 archive symbols.
9549 (Archive::read_armap): Add counter.
9550 (Archive::get_file_and_offset): New function.
9551 (Archive::get_elf_object_for_member): New function.
9552 (Archive::read_all_symbols): New function.
9553 (Archive::read_symbols): New function.
9554 (Archive::add_symbols): Add counters.
9555 (Archive::include_all_members): Use armap to find members if it's
9556 already built.
9557 (Archive::include_member): Skip reading symbols if already read.
9558 Factored code into Archive::get_file_and_offset and
9559 Archive::get_elf_object_for_member. Changed call to
9560 Mapfile::report_include_archive_member.
9561 (Archive::print_stats): New function.
9562 * archive.h: Declare Object and Read_symbols_data classes.
9563 (Archive::Archive): Add initializers for new members.
9564 (Archive::setup): Add parameter.
9565 (Archive::print_stats): New function.
9566 (Archive::total_archives, Archive::total_members)
9567 (Archive::total_members_loaded): New variables.
9568 (Archive::get_file_and_offset): New function.
9569 (Archive::get_elf_object_for_member): New function.
9570 (Archive::read_all_symbols): New function.
9571 (Archive::read_symbols): New function.
9572 (Archive::Archive_member): New class.
9573 (Archive::members_): New member.
9574 (Archive::num_members_): New member.
9575 * main.cc: Include archive.h.
9576 (main): Call Archive::print_stats.
9577 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9578 archive parameter; member_name is now the fully-decorated name.
9579 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9580 * options.h: (General_options): Add --preread-archive-symbols option.
9581 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9582 Archive::setup.
9583
de4c45bd
ILT		 95842008-08-04 Ian Lance Taylor <iant@google.com>
9585
9586 * symtab.h (Symbol::use_plt_offset): New function.
9587 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9588 * powerpc.cc (Relocate::relocate): Likewise.
9589 * sparc.cc (Relocate::relocate): Likewise.
9590 * x86_64.cc (Relocate::relocate): Likewise.
9591 * testsuite/weak_plt.sh: New test.
9592 * testsuite/weak_plt_main.cc: New test.
9593 * testsuite/weak_plt_shared.cc: New test.
9594 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9595 (check_PROGRAMS): Add weak_plt.
9596 (check_DATA): Add weak_plt_shared.so.
9597 (weak_plt_main_pic.o, weak_plt): New targets.
9598 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9599 * testsuite/Makefile.in: Rebuild.
9600
9601 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9602 gcctestdir/ld.
9603 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9604 * testsuite/Makefile.in: Rebuild.
9605
323ee3f4
AM		 96062008-08-04 Alan Modra <amodra@bigpond.net.au>
9607
9608 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9609 * Makefile.in: Regenerate.
9610 * po/POTFILES.in: Regenerate.
9611
7c07ecec
ILT		 96122008-07-29 Ian Lance Taylor <iant@google.com>
9613
9614 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9615 symbols before other symbols.
9616 * testsuite/script_test_2.cc (test_addr): Declare.
9617 (test_addr_alias): Declare.
9618 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9619 values.
7c07ecec
ILT		 9620 * testsuite/script_test_2.t: Define test_addr_alias and
9621 test_addr.
9622
5778530e
ILT		 96232008-07-24 Ian Lance Taylor <iant@google.com>
9624
2a00e4fb
ILT		 9625 PR 5990
9626 * descriptors.cc: New file.
9627 * descriptors.h: New file.
9628 * gold-threads.h (class Hold_optional_lock): New class.
9629 * fileread.cc: Include "descriptors.h".
9630 (File_read::~File_read): Release descriptor rather than closing
9631 it.
9632 (File_read::open) [file]: Call open_descriptor rather than open.
9633 Set is_descriptor_opened_.
9634 (File_read::open) [memory]: Assert that descriptor is not open.
9635 (File_read::reopen_descriptor): New function.
9636 (File_read::release): Release descriptor.
9637 (File_read::do_read): Make non-const. Reopen descriptor.
9638 (File_read::read): Make non-const.
9639 (File_read::make_view): Reopen descriptor.
9640 (File_read::do_readv): Likewise.
9641 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9642 Update declarations.
9643 * layout.cc: Include "descriptors.h".
9644 (Layout::create_build_id): Use open_descriptor rather than open.
9645 * output.cc: Include "descriptors.h".
9646 (Output_file::open): Use open_descriptor rather than open.
9647 * archive.cc (Archive::const_iterator): Change Archive to be
9648 non-const.
9649 (Archive::begin, Archive::end): Make non-const.
9650 (Archive::count_members): Likewise.
9651 * archive.h (class Archive): Update declarations.
9652 * object.h (Object::read): Make non-const.
9653 * Makefile.am (CCFILES): Add descriptors.cc.
9654 (HFILES): Add descriptors.h.
9655 * Makefile.in: Rebuild.
9656
801647d1
ILT		 9657 PR 6716
9658 * gold.h: Always include <clocale>. Add Solaris workarounds
9659 following code in binutils/sysdep.h.
9660
5edd166e
ILT		 9661 PR 6048
9662 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9663 this->eh_frame_hdr_ is NULL before using it.
9664
c89ad728
ILT		 9665 * dynobj.cc (Versions::Versions): Update comment.
9666
aa86f06b
ILT		 9667 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9668 the base version name.
9669
5778530e
ILT		 9670 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9671 array size plus one.
9672 (Stringpool_template::set_string_offsets): Subtract one from key
9673 before using it as an array index.
9674 (Stringpool_template::get_offset_with_length): Likewise.
9675 (Stringpool_template::write_to_buffer): Likewise.
9676 * stringpool.h (Stringpool_template::get_offset_from_key):
9677 Likewise.
9678
057ead22
ILT		 96792008-07-23 Ian Lance Taylor <iant@google.com>
9680
7f649c59
ILT		 9681 PR 6658
9682 * object.h (Merged_symbol_value::value): Do our best to handle a
9683 negative addend.
9684
057ead22
ILT		 9685 PR 6647
9686 * script.cc (Version_script_info::get_versions): Don't add empty
9687 version tag to return value.
9688 (Version_script_info::get_symbol_version_helper): Change return
9689 type to bool. Add pversion parameter. Change all callers.
9690 (script_register_vers_node): Don't require a non-NULL tag.
9691 * script.h (class Version_script_info): Update declarations.
9692 (Version_script_info::get_symbol_version): Change return type to
9693 bool. Add version parameter. Change all callers.
9694 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9695 handling. Handle an empty version from a version script.
9696 (Symbol_table::define_special_symbol): Likewise.
9697 * testsuite/ver_test_10.script: New file.
9698 * testsuite/ver_test_10.sh: New file.
9699 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9700 (check_DATA): Add ver_test_10.syms.
9701 (ver_test_10.syms, ver_test_10.so): New target.
9702 * testsuite/Makefile.in: Rebuild.
9703
58e54ac2
CD		 97042008-07-23 Simon Baldwin <simonb@google.com>
9705
9706 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9707 to zero for undefined symbols from dynamic libraries.
9708
95d14cd3
ILT		 97092008-07-23 Ian Lance Taylor <iant@google.com>
9710
9711 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9712 Change all callers.
9713 * symtab.h (class Symbol_table): Update declaration.
9714 * testsuite/ver_test_9.cc: New file.
9715 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9716 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9717 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9718 (ver_test_9.so, ver_test_9.o): New targets.
9719 * testsuite/Makefile.in: Rebuild.
9720
92de84a6
ILT		 97212008-07-22 Ian Lance Taylor <iant@google.com>
9722
34810851
ILT		 9723 * options.h (class General_options): Define --check-sections.
9724 * layout.cc (Layout::set_segment_offsets): Handle
9725 --check-sections.
9726
af6156ef
ILT		 9727 * options.h (class General_options): Define -n/--nmagic and
9728 -N/--omagic.
9729 * options.cc (General_options::finalize): For -n/--nmagic or
9730 -N/--omagic, set -static.
9731 * layout.cc (Layout::attach_allocated_section_to_segment): If
9732 -N/--omagic, don't put read-only and read-write sections in
9733 different segments.
9734 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9735 finding a read-only segment.
9736 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9737 don't set the minimum segment alignment to the common page size,
9738 and don't set the file offset to the address modulo the page size.
9739 * script-sections.cc (Script_sections::create_segments): If
9740 -n/--omagic, don't put read-only and read-write sections in
9741 different segments.
9742
92de84a6
ILT		 9743 * cref.cc: New file.
9744 * cref.h: New file.
9745 * options.h (class General_options): Add --print-symbol-counts.
9746 * main.cc (main): Issue defined symbol report if requested.
9747 * archive.cc (Archive::interpret_header): Make into a const member
9748 function.
9749 (Archive::add_symbols): Call Input_objects::archive_start and
9750 archive_stop.
9751 (Archive::const_iterator): Define new class.
9752 (Archive::begin, Archive::end): New functions.
9753 (Archive::include_all_members): Rewrite to use iterator.
9754 (Archive::count_members): New function.
9755 * archive.h (class Archive): Update declarations.
9756 (Archive::filename): New function.
9757 * object.cc: Include "cref.h".
9758 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9759 (Sized_relobj::do_get_global_symbol_counts): New function.
9760 (Input_objects::add_object): Add object to cross-referencer.
9761 (Input_objects::archive_start): New function.
9762 (Input_objects::archive_stop): New function.
9763 (Input_objects::print_symbol_counts): New function.
9764 * object.h: Declare Cref and Archive.
9765 (Object::get_global_symbol_counts): New function.
9766 (Object::do_get_global_symbol_counts): New pure virtual function.
9767 (class Sized_relobj): Add defined_count_ field. Update
9768 declarations.
9769 (class Input_objects): Add cref_ field. Update constructor.
9770 Update declarations.
9771 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9772 defined_count_.
9773 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9774 symbol counts.
9775 (Sized_dynobj::do_get_global_symbol_counts): New function.
9776 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9777 defined_count_. Update declarations. Define Symbols typedef.
9778 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9779 parameter. Change all callers.
9780 (Symbol_table::add_from_dynobj): Add sympointers and defined
9781 parameters. Change all callers.
9782 * symtab.h (class Symbol_table): Update declarations.
9783 * Makefile.am (CCFILES): Add cref.cc.
9784 (HFILES): Add cref.h.
9785 * Makefile.in: Rebuild.
9786
3f7c5e1d
CD		 97872008-07-22 Simon Baldwin <simonb@google.com>
9788
9789 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9790 to zero when writing undefined symbols.
9791
e0b64032
ILT		 97922008-07-22 Ian Lance Taylor <iant@google.com>
9793
9794 * output.cc (Output_section::add_input_section): Don't try to
9795 merge empty merge sections.
9796
096b02cf
CS		 97972008-07-21 Craig Silverstein <csilvers@google.com>
9798
9799 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9800 Include symbol version in error message.
cd536b21 9801
1d1f116d
CD		 98022008-07-20 Chris Demetriou <cgd@google.com>
9803
cd536b21 9804 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9805 (RANDOM_SEED_CFLAGS): New substituted variable.
9806 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9807 * configure: Rebuild.
9808 * Makefile.in: Likewise.
9809 * testsuite/Makefile.in: Likewise.
9810
a18f591e
ILT		 98112008-07-18 Ian Lance Taylor <iant@google.com>
9812
9813 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9814 where we see NAME/NULL and NAME/VERSION as separate symbols.
9815 * testsuite/ver_test_main.cc (main): Call t4.
9816 (t4, t4_2a): Define.
9817 * testsuite/ver_test_2.cc (t4_2): Define.
9818 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9819 * testsuite/ver_test_4.cc (t4_2a): Define.
9820 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9821 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9822
c6e3f6ed
ILT		 98232008-07-17 Ian Lance Taylor <iant@google.com>
9824
9825 * dynobj.cc (Versions::add_def): If we give an error about a
9826 missing version, go ahead and create the version anyhow.
9827
ef9beddf
ILT		 98282008-07-10 Ian Lance Taylor <iant@google.com>
9829
9830 Handle output sections with more than 0x7fffffff bytes.
9831 * object.h (class Relobj): Change map_to_output_ to
9832 output_sections_, and just keep a section pointer. Change all
9833 uses. Move comdat group support to Sized_relobj.
9834 (Relobj::is_section_specially_mapped): Remove.
9835 (Relobj::output_section): Remove poff parameter. Change all
9836 callers.
9837 (Relobj::output_section_offset): New function.
9838 (Relobj::set_section_offset): Rewrite.
9839 (Relobj::map_to_output): Remove.
9840 (Relobj::output_sections): New function.
9841 (Relobj::do_output_section_offset): New pure virtual function.
9842 (Relobj::do_set_section_offset): Likewise.
9843 (class Sized_relobj): Add section_offsets_ field. Add comdat
9844 group support from Relobj. Update declarations.
9845 (Sized_relobj::get_output_section_offset): New function.
9846 (Sized_relobj::do_output_section_offset): New function.
9847 (Sized_relobj::do_set_section_offset): New function.
9848 * object.cc (Relobj::output_section_address): Remove.
9849 (Sized_relobj::Sized_relobj): Initialize new fields.
9850 (Sized_relobj::include_section_group): Cast find_kept_object to
9851 Sized_relobj.
9852 (Sized_relobj::include_linkonce_section): Likewise.
9853 (Sized_relobj::do_layout): Use separate arrays for output section
9854 and output offset.
9855 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9856 output_sections.
9857 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9858 output_sections and section_offsets.
9859 (Sized_relobj::write_local_symbols): Likewise.
9860 (map_to_kept_section): Compute output address directly.
9861 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9862 output_sections and section_offsets.
9863 (Sized_relobj::write_sections): Likewise.
9864 (Sized_relobj::relocate_sections): Likewise.
9865 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9866 * output.h (class Output_reloc): Update declarations. Change
9867 u2_.relobj to Sized_relobj*.
9868 (class Output_data_reloc): Change add functions to use
9869 Sized_relobj*.
9870 * output.cc (Output_reloc::Output_reloc): Change relobj to
9871 Sized_relobj*.
9872 (Output_reloc::local_section_offset): Change return type to
9873 Elf_Addr. Use get_output_section_offset.
9874 (Output_reloc::get_address): Likewise.
9875 (Output_section::is_input_address_mapped): Don't call
9876 is_section_specially_mapped.
9877 (Output_section::output_offset): Likewise.
9878 (Output_section::output_address): Likewise.
9879 (Output_section::starting_output_address): Likewise.
9880 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9881 parameter to Sized_relobj*.
9882 (Copy_relocs::need_copy_reloc): Likewise.
9883 (Copy_relocs::save): Likewise.
9884 * copy-relocs.h (class Copy_relocs): Update declarations.
9885 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9886 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9887 * target-reloc.h (relocate_for_relocatable): Change
9888 offset_in_output_section type to Elf_Addr. Change code that uses
9889 it as well.
9890 * layout.cc (Layout::layout): Always set *off.
9891 * mapfile.cc (Mapfile::print_input_section): Use
9892 output_section_offset.
9893 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9894 Sized_relobj*.
9895 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9896 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9897 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9898
5cb66f97
ILT		 98992008-07-03 Ian Lance Taylor <iant@google.com>
9900
9901 * layout.cc (Layout::include_section): Do not discard unrecognized
9902 SHT_STRTAB sections.
9903
afe47622
CS		 99042008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9905
9906 * script.cc (Lex::can_continue_name): Make '?' allowable in
9907 version-script names.
9908 * testsuite/version_script.map: Change glob pattern to use '?'
9909
5adf9721
ILT		 99102008-06-30 Manish Singh <yosh@gimp.org>
9911
9912 PR 6585
9913 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9914 Correct typo.
9915
e6fde208
ILT		 99162008-06-30 Ian Lance Taylor <iant@google.com>
9917
9918 PR 6660
9919 PR 6682
9920 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9921 versions]: Don't try to read the value in the contents, since we
9922 don't use it. Use the template endianness when writing.
9923
3f2e6a2d
CC		 99242008-06-25 Cary Coutant <ccoutant@google.com>
9925
9926 * fileread.cc (File_read::make_view): Assert on zero-length view.
9927 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9928 symbol table when there are no symbols to read.
9929
c43d3a48
CS		 99302008-06-23 Craig Silverstein <csilvers@google.com>
9931
9932 * version.cc (version_string): Bump to 1.7
9933
5f494ea0
CS		 99342008-06-18 Craig Silverstein <csilvers@google.com>
9935
9936 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9937 constant 0xFFFF to type Valtype.
9938 (Powerpc_relocate_functions::rel16_ha): Likewise.
9939
c42e122e
ILT		 99402008-06-17 Ian Lance Taylor <iant@google.com>
9941
f34787f8
ILT		 9942 * output.h (Output_section::Input_section): Initialize p2align_ to
9943 zero for Output_section_data constructors.
9944 (Output_section::Input_section::addralign): If not an input
9945 section, return the alignment of the Output_section_data.
9946 * testsuite/copy_test.cc: New file.
9947 * testsuite/copy_test_1.cc: New file.
9948 * testsuite/copy_test_2.cc: New file.
9949 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9950 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9951 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9952 (copy_test_1_pic.o, copy_test_1.so): New targets.
9953 (copy_test_2_pic.o, copy_test_2.so): New targets.
9954 * testsuite/Makefile.in: Rebuild.
9955
c42e122e
ILT		 9956 * script-sections.cc (Script_sections::place_orphan): Initialize
9957 local variable exact.
9958
ce3ac18a
DE		 99592008-06-13 David Edelsohn <edelsohn@gnu.org>
9960
9961 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9962
42cacb20
DE		 99632008-06-12 David Edelsohn <edelsohn@gnu.org>
9964 David S. Miller <davem@davemloft.net>
9965
9966 * powerpc.cc: New file.
9967 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9968 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9969 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9970 * Makefile.in: Rebuild.
9971
7b308235
ILT		 99722008-06-09 Ian Lance Taylor <iant@google.com>
9973
9974 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9975 <exception>.
9976 (throwing, orig_terminate): New static variables.
9977 (terminate_handler): New static function.
9978 (t2): Set terminate handler.
9979
f0b886e3
ILT		 99802008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9981
9982 PR 6584
cd536b21 9983 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 9984 alignment.
9985
3e90f135
CC		 99862008-05-30 Cary Coutant <ccoutant@google.com>
9987
9988 * archive.cc (Archive::include_all_members) Correct to step
9989 over symbol table and extended name table in thin archives.
9990
e09ad04a
ILT		 99912008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9992
9993 PR 6407
9994 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9995 calculation.
9996
62b01cb5
ILT		 99972008-05-28 Caleb Howe <cshowe@google.com>
9998
9999 * reduced_debug_output.cc: New file.
10000 * reduced_debug_output.h: New file.
92de84a6 10001 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10002 * options.cc (General_options::finalize): Add strip_debug_non_line
10003 to the strip heirarchy.
10004 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10005 fields.
10006 * layout.cc: Include "reduced_debug_output.h".
10007 (Layout::Layout): Initialize new fields.
10008 (line_only_debug_sections): New static array.
10009 (is_lines_only_debug_sections): New static inline function.
10010 (Layout::include_section): Handle --strip-debug-non-line.
10011 (Layout::make_output_section): If --strip-debug-non-line, build
10012 new output sections for .debug_abbrev and .debug_info.
10013 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10014 gold. Warn about possible overflow.
10015 (read_signed_LEB_128): Likewise.
10016 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10017 (read_signed_LEB_128): Declare.
10018 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10019 (HFILES): Add reduced_debug_output.h.
10020 * Makefile.in: Rebuild.
10021
7d9e3d98
ILT		 100222008-05-21 Ian Lance Taylor <iant@google.com>
10023
10024 * mapfile.cc: New file.
10025 * mapfile.h: New file.
10026 * options.h (class General_options): Add -M/--print-map and -Map.
10027 * options.cc (General_options::finalize): Make -M equivalent to
10028 -Map -.
10029 * main.cc: Include <cstdio> and "mapfile.h".
10030 (main): Open mapfile if requested.
10031 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10032 constructor. Change caller.
10033 (queue_initial_tasks): Add mapfile parameter. Change caller.
10034 (queue_middle_tasks): Likewise.
10035 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10036 declarations.
10037 * archive.cc: Include "mapfile.h".
10038 (Archive::add_symbols): Add mapfile parameter. Change all
10039 callers. Pass mapfile, symbol, and reason to include_member.
10040 (Archive::include_all_members): Add mapfile parameter. Change all
10041 callers.
10042 (Archive::include_member): Add mapfile, sym, and why parameters.
10043 Change all callers. Report inclusion to map file.
10044 * archive.h: Include "fileread.h".
10045 (class Archive): Update declarations.
10046 (Archive::file): New const method.
10047 (class Add_archive_symbols): Add mapfile_ field. Update
10048 constructor. Change all callers.
10049 * readsyms.h (class Read_symbols): Likewise.
10050 (class Finish_group): Likewise.
10051 (class Read_script): Likewise.
10052 * common.cc: Include "mapfile.h".
10053 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10054 all callers.
10055 (Symbol_table::do_allocate_commons): Likewise.
10056 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10057 symbol allocation to mapfile.
10058 * common.h (class Allocate_commons_task): Add mapfile_ field.
10059 Update constructor. Change all callers.
10060 * symtab.h (class Symbol_table): Update declarations.
10061 * layout.cc: Include "mapfile.h".
10062 (Layout_task_runner::run): Print information to mapfile.
10063 (Layout::create_gold_note): Change Output_data_fixed_space to
10064 Output_data_zero_fill.
10065 (Layout::create_build_id): Likewise.
10066 (Layout::print_to_mapfile): New function.
10067 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10068 constructor. Change caller.
10069 (class Layout): Declare print_to_mapfile.
10070 * output.cc (Output_section::Input_section::print_to_mapfile): New
10071 function.
10072 (Output_section::add_input_section): If producing a map, always
10073 add to input_sections_ list.
10074 (Output_section::do_print_to_mapfile): New function.
10075 (Output_segment::print_sections_to_mapfile): New function.
10076 (Output_segment::print_section_list_to_mapfile): New function.
10077 * output.h: Include "mapfile.h".
10078 (Output_data::print_to_mapfile): New function.
10079 (Output_data::do_print_to_mapfile): New virtual function.
10080 (Output_segment_headers::do_print_to_mapfile): New function.
10081 (Output_file_header::do_print_to_mapfile): New function.
10082 (Output_data_const::do_print_to_mapfile): New function.
10083 (class Output_data_const_buffer): Add map_name_ field. Update
10084 constructor. Change all callers. Add do_print_to_mapfile
10085 function.
10086 (class Output_data_fixed_space): Likewise.
10087 (class Output_data_space): Likewise.
10088 (class Output_data_zero_fill): New class.
10089 (Output_data_strtab::do_print_to_mapfile): New function.
10090 (Output_data_reloc_base::do_print_to_mapfile): New function.
10091 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10092 (Output_data_group::do_print_to_mapfile): New function.
10093 (Output_data_got::do_print_to_mapfile): New function.
10094 (Output_data_dynamic::do_print_to_mapfile): New function.
10095 (Output_symtab_xindex::do_print_to_mapfile): New function.
10096 (class Output_section): Declare do_print_to_mapflie. Declare
10097 print_to_mapfile in Input_section.
10098 (class Output_segment): Declare new functions.
10099 * object.h (Sized_relobj::symbol_count): New function.
10100 * script-sections.cc
10101 (Output_section_element_dot_assignment::set_section_addresses):
10102 Change Output_data_fixed_space to Output_data_zero_fill.
10103 (Output_data_expression::do_print_to_mapfile): New function.
10104 * script.cc (read_input_script): Add mapfile parameter. Change
10105 all callers.
10106 * script.h (read_input_script): Update declaration.
10107 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10108 (Eh_frame::do_print_to_mapfile): New function.
10109 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10110 (Output_merge_string::do_print_to_mapfile): New function.
10111 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10112 function.
10113 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10114 function.
10115 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10116 function.
10117 * Makefile.am (CCFILES): Add mapfile.cc.
10118 (HFILES): Add mapfile.h.
10119 * Makefile.in: Rebuild.
10120
9f1d377b
ILT		 101212008-05-19 Ian Lance Taylor <iant@google.com>
10122
10123 * options.h (class General_options): Add -z relro.
10124 * layout.cc (Layout::Layout): Initialize relro_segment_.
10125 (Layout::add_output_section_data): Return the output section.
10126 (Layout::make_output_section): Rcognize relro sections and mark
10127 them appropriately.
10128 (Layout::attach_allocated_section_to_segment): Put relro sections
10129 in a PT_GNU_RELRO segment.
10130 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10131 section as relro.
10132 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10133 PT_TLS segments.
10134 (Layout::linkonce_mapping): Map d.rel.ro.local to
10135 .data.rel.ro.local.
10136 (Layout::output_section_name): Us .data.rel.ro.local for any
10137 section which begins with that.
10138 * layout.h (class Layout): Update add_output_section_data
10139 declaration. Add relro_segment_ field.
10140 * output.cc (Output_section::Output_section): Initialize is_relro_
10141 and is_relro_local_ fields.
10142 (Output_segment::add_output_section): Group relro sections.
10143 (Output_segment::is_first_section_relro): New function.
10144 (Output_segment::maximum_alignment): If there is a relro section,
10145 align the segment to the common page size.
10146 (Output_segment::set_section_addresses): Track whether we are
10147 looking at relro sections. If the last section is a relro
10148 section, align to the common page size.
10149 (Output_segment::set_section_list_addresses): Add in_relro
10150 parameter. Change all callers. Align to the page size when
10151 moving from relro to non-relro section.
10152 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10153 segment.
10154 * output.h (class Output_section): Add is_relro_ and
10155 is_relro_local_ fields.
10156 (Output_section::is_relro): New function.
10157 (Output_section::set_is_relro): New function.
10158 (Output_section::is_relro_local): New function.
10159 (Output_section::set_is_relro_local): New function.
10160 (class Output_segment): Update declarations.
10161 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10162 * sparc.cc (Target_sparc::got_section): Likewise.
10163 * x86_64.cc (Target_x86_64::got_section): Likewise.
10164 * testsuite/relro_test_main.cc: New file.
10165 * testsuite/relro_test.cc: New file.
10166 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10167 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10168 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10169 (relro_test.so, relro_test_pic.o): New targets.
10170 * testsuite/Makefile.in: Rebuild.
10171
a984ee1d
ILT		 101722008-05-16 Ian Lance Taylor <iant@google.com>
10173
01676dcd
ILT		 10174 * output.cc (Output_segment::add_output_section): Remove front
10175 parameter.
10176 * output.h (class Output_segment): Remove
10177 add_initial_output_section and overloaded add_output_section.
10178 Update declaration of remaining add_output_section.
10179 * layout.cc (Layout::create_interp): Call add_output_section
10180 rather than add_initial_output_section.
10181 (Layout::finish_dynamic_section): Likewise.
10182
497897f9
ILT		 10183 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10184 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10185 know the dynamic type.
10186 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10187 field. Initialize it in constructor.
10188 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10189 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10190 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10191 reloc.
10192
a984ee1d
ILT		 10193 * output.cc (Output_reloc::get_address): Change return type to
10194 Elf_Addr.
10195 * output.h (class Output_reloc): Update get_address declaration.
10196 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10197 for section addresses.
10198
55ba0940
ILT		 101992008-05-09 Ian Lance Taylor <iant@google.com>
10200
10201 PR 6493
10202 * gold.cc (gold_nomem): Use return value of write.
10203
75517b77
ILT		 102042008-05-08 Ian Lance Taylor <iant@google.com>
10205
10206 * symtab.c (Symbol::init_base_output_data): Add version
10207 parameter. Change all callers.
10208 (Symbol::init_base_output_segment): Likewise.
10209 (Symbol::init_base_constant): Likewise.
10210 (Symbol::init_base_undefined): Likewise.
10211 (Sized_symbol::init_output_data): Likewise.
10212 (Sized_symbol::init_output_segment): Likewise.
10213 (Sized_symbol::init_constant): Likewise.
10214 (Sized_symbol::init_undefined): Likewise.
10215 (Symbol_table::do_define_in_output_data): If the new symbol has a
10216 version, mark it as the default.
10217 (Symbol_table::do_define_in_output_segment): Likewise.
10218 (Symbol_table::do_define_as_constant): Likewise.
10219 * symtab.h (class Symbol): Update declarations.
10220 (class Sized_symbol): Likewise.
10221 * resolve.cc (Symbol::override_version): New function.
c42e122e 10222 (Symbol::override_base): Call override_version.
75517b77
ILT		 10223 (Symbol::override_base_with_special): Likewise.
10224 * testsuite/ver_script_8.script: New file.
10225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10226 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10227 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10228 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10229
f1f70eae
ILT		 102302008-05-06 Ian Lance Taylor <iant@google.com>
10231
f3e9c5c5
ILT		 10232 PR 6049
10233 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10234 functions.
10235 (class General_options): Remove existing --undefined, and add
10236 --no-undefined instead. Add new --undefined as synonym for -u.
10237 * archive.cc (Archive::add_symbols): Check whether symbol was
10238 named with -u.
10239 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10240 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10241 all uses. Add IS_UNDEFINED. Update declarations to split
10242 different versions of init_base. Declare init_base_undefined.
10243 (Symbol::is_defined): Handle IS_UNDEFINED.
10244 (Symbol::is_undefined): Likewise.
10245 (Symbol::is_weak_undefined): Call is_undefined.
10246 (Symbol::is_absolute): Handle IS_CONSTANT.
10247 (class Sized_symbol): Update declarations to split different
10248 versions of init. Declare init_undefined.
10249 (class Symbol_table): Declare new functions.
10250 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10251 Change all callers.
10252 (Symbol::init_base_output_data): Likewise.
10253 (Symbol::init_base_output_segment): Likewise.
10254 (Symbol::init_base_constant): Likewise.
10255 (Symbol::init_base_undefined): New function.
10256 (Sized_symbol::init_object): Rename from init. Change all
10257 callers.
10258 (Sized_symbol::init_output_data): Likewise.
10259 (Sized_symbol::init_output_segment): Likewise.
10260 (Sized_symbol::init_constant): Likewise.
10261 (Sized_symbol::init_undefined): New function.
10262 (Symbol_table::add_undefined_symbols_from_command_line): New
10263 function.
10264 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10265 function.
10266 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10267 (Symbol::output_section): Likewise.
10268 (Symbol::set_output_section): Likewise.
10269 (Symbol_table::sized_finalize_symbol): Likewise.
10270 (Symbol_table::sized_write_globals): Likewise.
10271 * resolve.cc (Symbol_table::should_override): Likewise.
10272 (Symbol::override_base_with_special): Likewise.
10273
8bdcdf2c
ILT		 10274 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10275 symbol, change it to have default visibility.
10276 * testsuite/protected_1.cc: New file.
10277 * testsuite/protected_2.cc: New file.
10278 * testsuite/protected_3.cc: New file.
10279 * testsuite/protected_main_1.cc: New file.
10280 * testsuite/protected_main_2.cc: New file.
10281 * testsuite/protected_main_3.cc: New file.
10282 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10283 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10284 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10285 (protected_1.so): New target.
10286 (protected_1_pic.o, protected_2_pic.o): New targets.
10287 (protected_3_pic.o): New target.
10288 (check_PROGRAMS): Add protected_2.
10289 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10290 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10291 * testsuite/Makefile.in: Rebuild.
10292
2b706932
ILT		 10293 * options.h (DEFINE_var): Add set_user_set_##varname__.
10294 (DEFINE_bool_alias): New macro.
10295 (class General_options): Define -Bstatic using DEFINE_bool_alias
10296 rather than DEFINE_special. Add --undefined as an alias for -z
10297 defs.
10298 * options.cc (General_options::parse_Bstatic): Remove.
10299
d82a5bcc
ILT		 10300 * options.h (class General_options): Add --fatal-warnings.
10301 * main.cc (main): Implement --fatal-warnings.
10302 * errors.h (Errors::warning_count): New function.
10303
f1f70eae
ILT		 10304 * options.h (class General_options): Add -Bsymbolic-functions.
10305 * symtab.h (Symbol::is_preemptible): Check for
10306 -Bsymbolic-functions.
10307
8825ac63
ILT		 103082008-05-05 Ian Lance Taylor <iant@google.com>
10309
d98bc257
ILT		 10310 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10311 as noVARNAME rather than no-VARNAME.
10312 (class General_options): Add option -z combreloc.
10313 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10314 get_address.
10315 (Output_reloc::sort_before) [SHT_REL]: New function.
10316 (Output_reloc::sort_before) [SHT_RELA]: New function.
10317 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10318 Sort_relocs_comparison.
10319 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10320 parameter. Change all callers.
10321 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10322 sort_relocs parameter. Change all callers.
10323 * output.cc (Output_reloc::get_address): New function, broken out
10324 of write_rel.
10325 (Output_reloc::write_rel): Call it.
10326 (Output_reloc::compare): New function.
10327 (Output_data_reloc_base::do_write): Optionally sort relocs.
10328
60b2b4e7
ILT		 10329 * configure.ac: If targ_extra_obj is set, link it in.
10330 * configure.tgt: Initialize all variables.
10331 (x86_64*): Set targ_extra_obj and targ_extra_size.
10332 * configure: Rebuild.
10333
8825ac63
ILT		 10334 * object.cc (Sized_relobj::include_section_group): Adjust section
10335 indexes read from group data. Build vector to pass to
10336 layout_group.
10337 * layout.cc (Layout::layout_group): Add flags and shndxes
10338 parameters. Remove contents parameter. Change caller. Update
10339 explicit instantiations.
10340 * layout.h (class Layout): Update layout_group declaration.
10341 * output.cc (Output_data_group::Output_data_group): Add flags and
10342 input_shndxes parameters. Remove contents parameter. Change
10343 caller.
10344 (Output_data_group::do_write): Change input_sections_ to
10345 input_shndxes_.
10346 * output.h (class Output_data_group): Update constructor
10347 declaration. Rename input_sections_ to input_shndxes_.
10348 * testsuite/many_sections_test.cc: Add template.
10349
e94cf127
CC		 103502008-04-30 Cary Coutant <ccoutant@google.com>
10351
4418b2d5
CC		 10352 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10353
e94cf127
CC		 10354 * layout.cc (Layout::include_section): Refactored check for debug
10355 info section.
10356 (Layout::add_comdat): Add new parameters. Change type
10357 of signature parameter. Add object and shndx to signatures table.
10358 (Layout::find_kept_object): New function.
10359 * layout.h: Include <cstring>.
10360 (Layout::is_debug_info_section): New function.
10361 (Layout::add_comdat): Add new parameters.
10362 (Layout::find_kept_object): New function.
10363 (Layout::Kept_section): New struct.
10364 (Layout::Signatures): Change type of map range.
10365 * object.cc (Relobj::output_section_address): New function.
10366 (Sized_relobj::include_section_group): Add new parameters. Change
10367 calls to Layout::add_comdat. Change to build table of kept comdat
10368 groups and table mapping discarded sections to kept sections.
10369 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10370 (Sized_relobj::do_layout): Change calls to include_section_group and
10371 include_linkonce_section.
10372 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10373 value to zero when section is discarded.
10374 (Sized_relobj::map_to_kept_section): New function.
10375 * object.h (Relobj::output_section_address): New function.
10376 (Relobj::Comdat_group): New type.
10377 (Relobj::find_comdat_group): New function.
10378 (Relobj::Comdat_group_table): New type.
10379 (Relobj::Kept_comdat_section): New type.
10380 (Relobj::Kept_comdat_section_table): New type.
10381 (Relobj::add_comdat_group): New function.
10382 (Relobj::set_kept_comdat_section): New function.
10383 (Relobj::get_kept_comdat_section): New function.
10384 (Relobj::comdat_groups_): New field.
10385 (Relobj::kept_comdat_sections_): New field.
10386 (Symbol_value::input_value): Update comment.
10387 (Sized_relobj::map_to_kept_section) New function.
10388 (Sized_relobj::include_linkonce_section): Add new parameter.
10389 * target-reloc.h (Comdat_behavior): New type.
10390 (get_comdat_behavior): New function.
10391 (relocate_section): Add code to map a discarded section to the
10392 corresponding kept section when applying a relocation.
10393
e4e5049b
CS		 103942008-04-30 Craig Silverstein <csilvers@google.com>
10395
10396 * dwarf_reader.cc (next_generation_count): New static var.
10397 (Addr2line_cache_entry): New struct.
10398 (addr2line_cache): New static var.
10399 (Dwarf_line_info::one_addr2line): Added caching.
10400 (Dwarf_line_info::clear_addr2line_cache): New function.
10401 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10402 cache-size parameter.
10403 (Dwarf_line_info::one_addr2line_cache): New function.
10404 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10405 new cache-size argument to one_addr2line(), and clear cache.
10406
d09e9154
CC		 104072008-04-28 Cary Coutant <ccoutant@google.com>
10408
10409 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10410 R_386_PC8 relocations.
10411
7ef73768
ILT		 104122008-04-23 Ian Lance Taylor <iant@google.com>
10413
55438702
ILT		 10414 * object.cc (Sized_relobj::include_section_group): Check for
10415 invalid section group.
10416
c165fb93
ILT		 10417 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10418 header size.
10419
7ef73768
ILT		 10420 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10421 than read for file header.
10422 * archive.cc (Archive::include_member): Likewise.
10423
6194aaab
L		 104242008-04-23 Paolo Bonzini <bonzini@gnu.org>
10425
10426 * aclocal.m4: Regenerate.
10427 * configure: Regenerate.
10428
d491d34e
ILT		 104292008-04-19 Ian Lance Taylor <iant@google.com>
10430
5ea2bac6
ILT		 10431 * version.cc (version_string): Bump to 1.6.
10432
7bc3e21a
ILT		 10433 * testsuite/Makefile.am (many_sections_r_test): New target.
10434 (many_sections_r_test_SOURCES): Remove.
10435 (many_sections_r_test_DEPENDENCIES): Remove.
10436 (many_sections_r_test_LDFLAGS): Remove.
10437 (many_sections_r_test_LDADD): Remove.
10438
7fcd3aa9
ILT		 10439 * object.cc (Sized_relobj::do_add_symbols): Always pass
10440 local_symbol_count_ to add_from_relobj.
10441
4c94d6ae
ILT		 10442 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10443 every thousand variables.
10444 * testsuite/Makefile.in: Rebuild.
10445
d491d34e
ILT		 10446 * object.cc (Xindex::initialize_symtab_xindex): New function.
10447 (Xindex::read_symtab_xindex): New function.
10448 (Xindex::sym_xindex_to_shndx): New function.
10449 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10450 available.
10451 (Sized_relobj::do_initialize_xindex): New function.
10452 (Sized_relobj::do_read_symbols): Adjust section links.
10453 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10454 parameter. Change all callers.
10455 (Sized_relobj::include_section_group): Adjust section links and
10456 symbol section indexes.
10457 (Sized_relobj::do_layout): Adjust section links.
10458 (Sized_relobj::do_count_local_symbols): Adjust section links and
10459 symbol section indexes.
10460 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10461 ordinary and special symbols.
10462 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10463 dynsym_xindex parameters. Change all callers. Adjust section
10464 links. Use SHN_XINDEX when needed.
10465 (Sized_relobj::get_symbol_location_info): Adjust section links.
10466 Don't get fooled by special symbols.
10467 * object.h (class Xindex): Define.
10468 (class Object): Add xindex_ parameter. Declare virtual functoin
10469 do_initialize_xindex.
10470 (Object::adjust_sym_shndx): New function.
10471 (Object::set_xindex): New protected function.
10472 (class Symbol_value): Add is_ordinary_shndx_ field.
10473 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10474 (Symbol_value::value): Assert ordinary section.
10475 (Symbol_value::initialize_input_to_output_map): Likewise.
10476 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10477 Change all callers.
10478 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10479 all callers.
10480 (class Sized_relobj): Update declarations.
10481 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10482 parameter. Change all callers.
10483 (Sized_relobj::adjust_shndx): New function.
10484 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10485 field.
10486 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10487 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10488 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10489 (Sized_dynobj::read_dynsym_section): Adjust section links.
10490 (Sized_dynobj::read_dynamic): Likewise.
10491 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10492 section links.
10493 (Sized_dynobj::do_initialize_xindex): New function.
10494 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10495 do_initialize_xindex.
10496 (Sized_dynobj::adjust_shndx): New function.
10497 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10498 dynsym_xindex_ fields.
10499 (Layout::finalize): Add a call to set_section_indexes before
10500 creating the symtab sections.
10501 (Layout::set_section_indexes): Don't do anything if the section
10502 already has a section index.
10503 (Layout::create_symtab_sections): Add shnum parameter. Change
10504 caller. Create .symtab_shndx section if needed.
10505 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10506 caller.
10507 (Layout::allocated_output_section_count): New function.
10508 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10509 needed.
10510 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10511 fields. Update declarations.
10512 (Layout::symtab_xindex): New function.
10513 (Layout::dynsym_xindex): New function.
10514 (class Write_symbols_task): Add layout_ field.
10515 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10516 Change caller.
10517 * output.cc (Output_section_headers::Output_section_headers): Add
10518 shstrtab_section parameter. Change all callers.
10519 (Output_section_headers::do_sized_write): Store overflow values
10520 for section count and section string table section index in
10521 section header zero.
10522 (Output_file_header::do_sized_write): Check for overflow of
10523 section count and section string table section index.
10524 (Output_symtab_xindex::do_write): New function.
10525 (Output_symtab_xindex::endian_do_write): New function.
10526 * output.h (class Output_section_headers): Add shstrtab_section_.
10527 Update declarations.
10528 (class Output_symtab_xindex): Define.
10529 (Output_section::has_out_shndx): New function.
10530 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10531 field.
10532 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10533 Change all callers.
10534 (Sized_symbol::init): Likewise.
10535 (Symbol::output_section): Check for ordinary symbol.
10536 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10537 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10538 callers.
10539 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10540 Change all callers. Simplify handling of symbols from sections
10541 not included in the link.
10542 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10543 distinction.
10544 (Weak_alias_sorter::operator()): Assert that symbols are
10545 ordinary.
10546 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10547 distinction.
10548 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10549 parameters. Change all callers.
10550 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10551 symbol distinction. Use SHN_XINDEX when needed.
10552 (Symbol_table::write_section_symbol): Add symtab_xindex
10553 parameter. Change all callers.
10554 (Symbol_table::sized_write_section_symbol): Likewise. Use
10555 SHN_XINDEX when needed.
10556 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10557 declarations.
10558 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10559 (Symbol::is_defined): Check is_ordinary.
10560 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10561 (Symbol::is_absolute, Symbol::is_common): Likewise.
10562 (class Sized_symbol): Update declarations.
10563 (class Symbol_table): Update declarations.
10564 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10565 parameters. Change all callers.
10566 (Sized_symbol::override): Likewise.
10567 (Symbol_table::override): Likewise.
10568 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10569 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10570 is_ordinary, and orig_st_shndx parameters. Change all callers.
10571 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10572 to be in an ordinary section.
10573 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10574 object and is_ordinary parameters. Change all callers.
10575 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10576 Change all callers. Don't add undefined or non-ordinary symbols
10577 to reloc_map_.
10578 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10579 Change all callers.
10580 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10581 declarations.
10582 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10583 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10584 (Sized_relobj::relocate_sections): Likewise.
10585 * target-reloc.h (scan_relocs): Adjust section symbol index.
10586 (scan_relocatable_relocs): Likewise.
10587 * i386.cc (Scan::local): Check for ordinary symbols.
10588 * sparc.cc (Scan::local): Likewise.
10589 * x86_64.cc (Scan::local): Likewise.
10590 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10591 to symbol_section_and_value.
10592 * testsuite/many_sections_test.cc: New file.
10593 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10594 (check_PROGRAMS): Add many_sections_test.
10595 (many_sections_test_SOURCES): Define.
10596 (many_sections_test_DEPENDENCIES): Define.
10597 (many_sections_test_LDFLAGS): Define.
10598 (BUILT_SOURCES): Add many_sections_define.h.
10599 (many_sections_define.h): New target.
10600 (BUILT_SOURCES): Add many_sections_check.h.
10601 (many_sections_check.h): New target.
10602 (check_PROGRAMS): Add many_sections_r_test.
10603 (many_sections_r_test_SOURCES): Define.
10604 (many_sections_r_test_DEPENDENCIES): Define.
10605 (many_sections_r_test_LDFLAGS): Define.
10606 (many_sections_r_test_LDADD): Define.
10607 (many_sections_r_test.o): New target.
10608 * testsuite/Makefile.in: Rebuild.
10609
c5818ff1
CC		 106102008-04-17 Cary Coutant <ccoutant@google.com>
10611
10612 * errors.cc (Errors::info): New function.
10613 (gold_info): New function.
10614 * errors.h (Errors::info): New function.
10615 * gold.h (gold_info): New function.
10616 * object.cc (Input_objects::add_object): Print trace output.
10617 * options.cc (options::parse_set): New function.
10618 (General_options::parse_wrap): Deleted.
10619 (General_options::General_options): Deleted initializer.
10620 * options.h (options::String_set): New typedef.
10621 (options::parse_set): New function.
10622 (DEFINE_set): New macro.
10623 (General_options::wrap): Changed to use DEFINE_set. Changed
10624 callers of any_wrap_symbols and is_wrap_symbol.
10625 (General_options::trace, General_options::trace_symbol):
10626 New options.
10627 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10628 (General_options::wrap_symbols_): Deleted.
10629 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10630
b5be4a7c
DM		 106312008-04-17 David S. Miller <davem@davemloft.net>
10632
10633 * options.cc (General_options::parse_V): New function.
10634 * options.h: Add entries for -V and -Qy.
10635
155a0dd7
ILT		 106362008-04-17 Ian Lance Taylor <iant@google.com>
10637
10638 * common.cc (Symbol_table::allocate_commons): Remove options
10639 parameter. Change caller.
10640 (Symbol_table::do_allocate_commons): Remove options parameter.
10641 Change caller. Just call do_allocate_commons_list twice.
10642 (Symbol_table::do_allocate_commons_list): New function, broken out
10643 of do_allocate_commons.
10644 * common.h (class Allocate_commons_task): Remove options_ field.
10645 Update constructor.
10646 * symtab.cc (Symbol_table::Symbol_table): Initialize
10647 tls_commons_.
10648 (Symbol_table::add_from_object): Put TLS common symbols on
10649 tls_commons_ list.
10650 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10651 which are IN_OUTPUT_DATA.
10652 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10653 allocate_commons and do_allocate_commons declarations. Declare
10654 do_allocate_commons_list.
10655 * gold.cc (queue_middle_tasks): Update creation of
10656 Allocate_commons_task to not pass options.
10657 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10658 (TLS_TEST_C_FLAGS): New variable.
10659 (tls_test_c_pic.o): New target.
10660 (tls_test_shared.so): Link in tls_test_c_pic.o.
10661 (tls_test_c_pic_ie.o): New target.
10662 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10663 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10664 (tls_test_c.o): New target.
10665 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10666 (tls_pic_test_LDADD): Likewise.
10667 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10668 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10669 (tls_test_c_gnu2.o): New target.
10670 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10671 tls_test_c_gnu2.o.
10672 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10673 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10674 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10675 * testsuite/tls_test.cc: Include "config.h".
10676 (t_last): Call t11_last.
10677 * testsuite/tls_test.h (t11, t11_last): Declare.
10678 * testsuite/tls_test_c.c: New file.
10679 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10680 * configure.ac: Check for OpenMP support.
10681 * configure, config.in, Makefile.in: Rebuild.
10682 * testsuite/Makefile.in: Rebuild.
10683
edfbb029
CC		 106842008-04-16 Cary Coutant <ccoutant@google.com>
10685
10686 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10687 (Target_i386::tls_base_symbol_defined_): New field.
10688 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10689 (Target_i386::Scan::global): Likewise.
10690 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10691 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10692 (Target_x86_64::tls_base_symbol_defined_): New field.
10693 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10694 (Target_x86_64::Scan::global): Likewise.
10695
f3c69fca
CC		 106962008-04-16 Cary Coutant <ccoutant@google.com>
10697
10698 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10699 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10700 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10701 building shared libraries.
10702 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10703 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10704 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10705 * testsuite/Makefile.in: Rebuild.
10706 * testsuite/weak_undef.h: New file.
10707 * testsuite/weak_undef_file1.cc: Add extra test cases.
10708 * testsuite/weak_undef_file2.cc: Likewise.
10709 * testsuite/weak_undef_test.cc: Likewise.
10710
7c414435
DM		 107112008-04-16 David S. Miller <davem@davemloft.net>
10712
32b769e1
DM		 10713 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10714 Add issued_non_pic_error_ field. Declare check_non_pic.
10715 (Target_sparc::Scan::check_non_pic): New function.
10716 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10717 (Target_sparc::Scan::global): Likewise.
10718
11936fb1
DM		 10719 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10720 * configure: Rebuild.
10721
7c414435
DM		 10722 * options.h (DEFINE_enable): New macro.
10723 (new_dtags): New enable option.
10724 (initfirst, interpose, loadfltr, nodefaultlib,
10725 nodelete, nodlopen, nodump): New -z options.
10726 * layout.cc (Layout:finish_dynamic_section): If new
10727 dtags enabled, emit DT_RUNPATH. Also, emit a
10728 DT_FLAGS_1 containing any specified -z flags.
10729
85c7bf8b
ILT		 107302008-04-16 Ian Lance Taylor <iant@google.com>
10731
12c0daef
ILT		 10732 * copy-relocs.cc: New file.
10733 * copy-relocs.h: New file.
10734 * reloc.cc: Remove Copy_relocs code.
10735 * reloc.h: Likewise.
10736 * reloc-types.h (struct Reloc_types) [both versions]: Add
10737 get_reloc_addend_noerror.
10738 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10739 variants of add_global which take an addend which must be zero.
10740 * i386.cc: Include "copy-relocs.h".
10741 (class Target_i386): Change type of copy_relocs_ to variable,
10742 update initializer.
10743 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10744 Change all callers.
10745 (Target_i386::do_finalize_sections): Change handling of
10746 copy_relocs_.
10747 * sparc.cc: Include "copy-relocs.h".
10748 (class Target_sparc): Change type of copy_relocs_ to variable,
10749 update initializer.
10750 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10751 Change all callers.
10752 (Target_sparc::do_finalize_sections): Change handling of
10753 copy_relocs_.
10754 * x86_64.cc: Include "copy-relocs.h".
10755 (class Target_x86_64): Change type of copy_relocs_ to variable,
10756 update initializer.
10757 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10758 class. Change all callers.
10759 (Target_x86_64::do_finalize_sections): Change handling of
10760 copy_relocs_.
10761 * Makefile.am (CCFILES): Add copy-relocs.cc.
10762 (HFILES): Add copy-relocs.h.
10763
4f4995b6
ILT		 10764 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10765
85c7bf8b
ILT		 10766 * testsuite/script_test_4.sh: Permit leading zeroes.
10767
4f2a9edd
ILT		 107682008-04-15 Ian Lance Taylor <iant@google.com>
10769
e6188289
ILT		 10770 * script-sections.cc (Script_sections::create_segments): Use
10771 header_size_adjustment even when there is enough room for the
10772 headers.
10773 * testsuite/script_test_4.sh: New file.
10774 * testsuite/script_test_4.t: New file.
10775 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10776 (check_DATA): Add script_test_4.stdout.
10777 (MOSTLYCLEANFILES): Likewise.
10778 (script_test_4): New target.
10779 (script_test_4.stdout): New target.
10780 * testsuite/Makefile.in: Rebuild.
10781
4f2a9edd
ILT		 10782 * sparc.cc: Add definitions for Output_data_plt_sparc class
10783 constants.
10784
f5314dd5
DM		 107852008-04-14 David S. Miller <davem@davemloft.net>
10786
10787 * sparc.cc: New file.
10788 * Makefile.am (TARGETSOURCES): Add sparc.cc
10789 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10790 * configure.tgt: Document targ_extra_size and
10791 targ_extra_big_endian. Add entries for sparc-* and
10792 sparc64-*.
10793 * configure.ac: Handle targ_extra_size and
10794 targ_extra_big_endian.
10795 * Makefile.in: Rebuild.
10796 * configure: Likewise.
10797 * po/POTFILES.in: Likewise.
10798 * po/gold.pot: Likewise.
10799
154e0e9a
ILT		 108002008-04-14 Ian Lance Taylor <iant@google.com>
10801
10802 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10803 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10804 in the name/type/flags to section mapping. Don't call
10805 allocate_output_section.
10806 (Layout::choose_output_section): Change parameter from adjust_name
10807 to is_input_section. Don't permit input sections after sections
10808 are attached to segments. Don't call allocate_output_section.
10809 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10810 not write_enable_output_section.
10811 (Layout::make_output_section): Don't push to
10812 unattached_section_list_ nor call attach_to_segment. Call
10813 attach_section_to_segment if sections are attached.
10814 (Layout::attach_sections_to_segments): New function.
10815 (Layout::attach_section_to_segment): New function.
10816 (Layout::attach_allocated_section_to_segment): Rename from
10817 attach_to_segment. Remove flags parameter.
10818 (Layout::allocate_output_section): Remove function.
10819 (Layout::write_enable_output_section): Remove function.
10820 * layout.h (class Layout): Update for above changes. Add new
10821 field sections_are_attached_.
10822 * output.h (Output_section::update_flags_for_input_section): New
10823 function.
10824 * output.cc (Output_section::add_input_section): Call
10825 update_flags_for_input_section.
10826 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10827
009a67a2
CC		 108282008-04-11 Cary Coutant <ccoutant@google.com>
10829
10830 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10831 thought unnecessary.
10832 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10833
759b1a24
ILT		 108342008-04-11 Ian Lance Taylor <iant@google.com>
10835
10836 * output.h (class Output_section_data): Remove inline definition
10837 of set_addralign.
10838 * output.cc (Output_section_data::set_addralign): New function.
10839
c2b45e22
CC		 108402008-04-11 Cary Coutant <ccoutant@google.com>
10841
10842 Add support for TLS descriptors for i386 and x86_64.
10843 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10844 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10845 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10846 GOT_TYPE_TLS_DESC.
10847 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10848 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10849 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10850 relocations.
10851 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10852 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10853 Fix problem with initial-exec relocations.
10854 (Target_i386::Relocate::relocate_tls): Likewise.
10855 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10856 relaxation.
10857 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10858 support for section-plus-offset dynamic table entries.
10859 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10860 (Output_data_dynamic::Dynamic_entry): Add support for
10861 section-plus-offset dynamic table entries.
10862 (Output_data_dynamic::Classification): Likewise.
10863 (Output_data_dynamic::classification_): Renamed offset_.
10864 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10865 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10866 (Target_x86_64::make_plt_section): New function.
10867 (Target_x86_64::reserve_tlsdesc_entries): New function.
10868 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10869 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10870 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10871 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10872 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10873 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10874 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10875 add extra PLT entry for TLS descriptors.
10876 (Output_data_plt_x86_64::got_): New field.
10877 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10878 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10879 fields.
10880 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10881 descriptors.
10882 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10883 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10884 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10885 R_386_TLS_DESC_CALL relocations.
10886 (Target_x86_64::Scan::global): Likewise.
10887 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10888 for TLS descriptors.
10889 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10890 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10891 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10892 GD-to-IE relaxation.
10893 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10894 and TLS_DESCRIPTORS.
10895 * Makefile.in: Rebuild.
10896 * configure: Rebuild.
10897 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10898 (tls_test_shared2.so): New target.
10899 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10900 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10901 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10902 (tls_shared_gd_to_ie_test_LDADD): New variable.
10903 (tls_shared_gnu2_gd_to_ie_test): New target.
10904 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10905 New targets.
10906 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10907 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10908 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10909 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10910 (tls_shared_gnu2_test): New target.
10911 (tls_test_gnu2_shared.so): New target.
10912 (tls_shared_gnu2_test_SOURCES): New variable.
10913 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10914 (tls_shared_gnu2_test_LDFLAGS): New variable.
10915 (tls_shared_gnu2_test_LDADD): New variable.
10916 * testsuite/Makefile.in: Rebuild.
10917 * testsuite/Makefile.
10918
83bfb6b7
ILT		 109192008-04-11 Ian Lance Taylor <iant@google.com>
10920
10921 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10922 justsyms.t.
10923 * testsuite/Makefile.in: Rebuild.
10924
10925 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10926 long.
10927 * testsuite/script_test_2.cc (main): Adjust test.
10928
706e1f5e
ILT		 109292008-04-11 David S. Miller <davem@davemloft.net>
10930 Ian Lance Taylor <iant@google.com>
10931
10932 * options.h (General_options): Add entries for '-Y' and
10933 '-relax'.
10934 * options.cc (General_options:finalize): If -Y was used, add those
10935 entries to the library path instead of the default "/lib" and
10936 "/usr/lib".
10937
7c98e6bb
DM		 109382008-04-11 David S. Miller <davem@davemloft.net>
10939
10940 * testsuite/justsyms.t: Start at 0x100.
10941 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10942 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10943 long.
10944 * testsuite/script_test_2.cc: Adjust string and section length
10945 checks.
7c98e6bb 10946
99a37bfd
ILT		 109472008-04-09 Ian Lance Taylor <iant@google.com>
10948
2cefc357
ILT		 10949 PR gold/5996
10950 * script-sections.cc (Sections_element::allocate_to_segment): Add
10951 orphan parameter.
10952 (Output_section_definition::allocate_to_segment): Likewise.
10953 (Orphan_output_section::allocate_to_segment): Likewise.
10954 (Script_sections::attach_sections_using_phdrs_clause): Don't
10955 propagate non-PT_LOAD segments to orphan sections.
10956 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10957 readelf rather than objdump.
10958 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10959 .interp section and PT_INTERP segment are the same size.
10960 * testsuite/Makefile.in: Rebuild.
10961
99a37bfd
ILT		 10962 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10963 aliases for symbols defined in the same object.
10964 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10965 (weak_alias_test_SOURCES): New variable.
10966 (weak_alias_test_DEPENDENCIES): New variable.
10967 (weak_alias_test_LDFLAGS): New variable.
10968 (weak_alias_test_LDADD): New variable.
10969 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10970 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10971 (weak_alias_test_3.o): New target.
10972 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10973 * testsuite/weak_alias_test_main.cc: New file.
10974 * testsuite/weak_alias_test_1.cc: New file.
10975 * testsuite/weak_alias_test_2.cc: New file.
10976 * testsuite/weak_alias_test_3.cc: New file.
10977
780e49c5
ILT		 109782008-04-08 Ian Lance Taylor <iant@google.com>
10979
cdb0b8f5
ILT		 10980 * options.h (class General_options): Add --noinhibit-exec option.
10981 * main.cc (main): Check --noinhibit-exec.
10982
0864d551
ILT		 10983 * options.h (class General_options): Define --wrap as a special
10984 option. Add wrap_symbols_ field.
10985 (General_options::any_wrap_symbols): New function.
10986 (General_options::is_wrap_symbol): New function.
10987 * options.cc (General_options::parse_wrap): New function.
10988 (General_options::General_options): Initialize wrap_symbols_.
10989 * symtab.cc (Symbol_table::wrap_symbol): New function.
10990 (Symbol_table::add_from_object): Handle --wrap.
10991 * symtab.h (class Symbol_table): Declare wrap_symbol.
10992 * target.h (Target::wrap_char): New function.
10993 (Target::Target_info): Add wrap_char field.
10994 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10995 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10996 * testsuite/testfile.cc (Target_test::test_target_info):
10997 Likewise.
10998
789aa6de
ILT		 10999 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11000 there is one.
11001
2c38906f
ILT		 11002 * layout.h (class Layout): Add added_eh_frame_data_ field.
11003 * layout.cc (Layout::Layout): Initialize new field.
11004 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11005 output section until we find a section we merged successfully.
11006 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11007 that the size be non-zero.
11008
780e49c5
ILT		 11009 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11010 qualifier.
11011
7fcd0256
ILT		 110122008-04-08 Craig Silverstein <csilvers@google.com>
11013
11014 * configure.ac: Export new conditional variable HAVE_ZLIB.
11015 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11016 on HAVE_ZLIB.
11017 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11018 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11019
6835af53
ILT		 110202008-04-07 Ian Lance Taylor <iant@google.com>
11021
e24f324c
ILT		 11022 * version.cc (version_string): Set to "1.5".
11023
a036edd8
ILT		 11024 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11025 Add issued_non_pic_error_ field. Declare check_non_pic.
11026 (Target_x86_64::Scan::check_non_pic): New function.
11027 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11028 (Target_x86_64::Scan::global): Likewise.
11029
624f8810
ILT		 11030 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11031 addend parameter. Change caller. Handle merge sections.
11032 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11033 Address to Addend. Don't add in the result of
11034 local_section_offset, pass down the addend and use the returned
11035 value.
11036 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11037 Update declarations of local_section_offset and symbol_value.
11038 * testsuite/two_file_test_1.cc (t18): New function.
11039 * testsuite/two_file_test_2.cc (f18): New function.
11040 * testsuite/two_file_test_main.cc (main): Call t18.
11041 * testsuite/two_file_test.h (t18, f18): Declare.
11042
6835af53
ILT		 11043 * configure.ac: Don't test for objdump, c++filt, or readelf.
11044 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11045 conditionals.
11046 (TEST_READELF): New variable.
11047 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11048 (check_PROGRAMS): Add two_file_strip_test.
11049 (two_file_strip_test): New target.
11050 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11051 (two_file_same_shared_strip_test_SOURCES): New variable.
11052 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11053 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11054 (two_file_same_shared_strip_test_LDADD): New variable.
11055 (two_file_shared_strip.so): New target.
11056 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11057 (ver_test_5.syms, ver_test_7.syms): Likewise.
11058 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11059 (strip_test_3.stdout): Use TEST_OBJDUMP.
11060 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11061
86925eef
CC		 110622008-04-04 Cary Coutant <ccoutant@google.com>
11063
11064 * symtab.h (Symbol::is_weak_undefined): New function.
11065 (Symbol::is_strong_undefined): New function.
11066 (Symbol::is_absolute): New function.
11067 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11068 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11069 absolute symbols.
11070 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11071 (weak_undef_test): New target.
11072 * testsuite/Makefile.in: Rebuild.
11073 * testsuite/weak_undef_file1.cc: New file.
11074 * testsuite/weak_undef_file2.cc: New file.
11075 * testsuite/weak_undef_test.cc: New file.
11076
126f3ece
ILT		 110772008-04-03 Craig Silverstein <csilvers@google.com>
11078
11079 * compressed_output.h (class Output_compressed_section): Use
11080 unsigned buffer.
11081 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11082 add zlib header.
11083 (zlib_compressed_suffix): Removed.
11084 (Output_compressed_section::set_final_data_size): Use unsigned
11085 buffers.
11086 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11087 Fix linker invocation.
11088 (flagstest_o_specialfile_and_compress_debug_sections):
11089 Likewise.
11090 * testsuite/Makefile.in: Regenerated.
11091
deae2a14
DM		 110922008-04-02 David S. Miller <davem@davemloft.net>
11093
11094 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11095 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11096
70752818
ILT		 110972008-04-02 Craig Silverstein <csilvers@google.com>
11098
11099 * TODO: New file.
11100
39d0cb0e
ILT		 111012008-04-02 Ian Lance Taylor <iant@google.com>
11102
11103 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11104 parameters. Update for new key type to views_. Change all
11105 callers.
11106 (File_read::read): Adjust for byteshift in returned view.
11107 (File_read::add_view): New function, broken out of
11108 find_and_make_view.
11109 (File_read::make_view): New function, broken out of
11110 find_and_make_view.
11111 (File_read::find_or_make_view): Add offset and aligned
11112 parameters. Rewrite accordingly. Change all callers.
11113 (File_read::get_view): Add offset and aligned parameters. Adjust
11114 for byteshift in return value.
11115 (File_read::get_lasting_view): Likewise.
11116 * fileread.h (class File_read): Update declarations.
11117 (class File_read::View): Add byteshift_ field. Add byteshift to
11118 constructor. Add byteshift method.
11119 * archive.h (Archive::clear_uncached_views): New function.
11120 (Archive::get_view): Add aligned parameter. Change all callers.
11121 * object.h (Object::get_view): Add aligned parameter. Change all
11122 callers.
11123 (Object::get_lasting_view): Likewise.
11124
11125 * fileread.cc (File_read::release): Don't call clear_views if
11126 there are multiple objects.
11127 * fileread.h (File_read::clear_uncached_views): New function.
11128 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11129 on the archive.
11130
a1207466
CC		 111312008-03-31 Cary Coutant <ccoutant@google.com>
11132
11133 Add thin archive support.
11134 * archive.cc (Archive::armagt): New const.
11135 (Archive::setup): Remove task parameter and calls to unlock.
11136 (Archive::unlock_nested_archives): New function.
11137 (Archive::read_header): Add nested_off parameter. Change
11138 all callers.
11139 (Archive::interpret_header): Likewise.
11140 (Archive::include_all_members): Change to handle thin
11141 archives.
11142 (Archive::include_member): Likewise.
11143 * archive.h (Archive::Archive): Add new parameters and
11144 initializers.
11145 (Archive::armagt): New const.
11146 (Archive::setup): Remove task parameter.
11147 (Archive::unlock_nested_archives): New function.
11148 (Archive::read_header): Add nested_off parameter.
11149 (Archive::interpret_header): Likewise.
11150 (Archive::Nested_archive_table): New typedef.
11151 (Archive::is_thin_archive_): New field.
11152 (Archive::nested_archives_): New field.
11153 (Archive::options_): New field.
11154 (Archive::dirpath_): New field.
11155 (Archive::task_): New field.
11156 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11157 for thin archives. Pass additional parameters to
11158 Archive::Archive. Unlock the archive file after calling
11159 Archive::setup.
cd536b21 11160
479f6503
ILT		 111612008-03-29 Ian Lance Taylor <iant@google.com>
11162
686c8caf
ILT		 11163 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11164 version symbol to be local.
11165 * testsuite/ver_test_4.sh: New file.
11166 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11167 (check_DATA): Add ver_test_4.syms.
11168 (ver_test_4.syms): New target.
11169 * testsuite/Makefile.in: Rebuild.
11170
ab794b6b
ILT		 11171 * output.cc
11172 (Output_section::Input_section_sort_entry::has_priority): New
11173 function.
11174 (Output_section::Input_section_sort_entry::match_file_name): New
11175 function.
11176 (Output_section::Input_section_sort_entry::match_section_name):
11177 Remove.
11178 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11179 Remove.
11180 (Output_section::Input_section_sort_entry::match_section_file):
11181 Remove.
11182 (Output_section::Input_section_sort_compare::operator()): Rewrite
11183 using new Input_section_sort_entry functions. Sort crtbegin and
11184 crtend first. Sort sections with no priority before sections with
11185 a priority.
11186 * testsuite/initpri1.c (d3): Check j != 4.
11187 (cd5): New constructor/destructor function.
11188 (main): Check j != 2.
11189
479f6503
ILT		 11190 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11191 new symbol when resolving, don't call set_is_default.
11192 * testsuite/ver_test_7.cc: New file.
11193 * testsuite/ver_test_7.sh: New file.
11194 * testsuite/Makefile.am (ver_test_7.so): New target.
11195 (ver_test_7.o): New target.
11196 (check_SCRIPTS): Add ver_test_7.sh.
11197 (check_DATA): Add ver_test_7.syms.
11198 (ver_test_7.syms): New target.
11199
2fd32231
ILT		 112002008-03-28 Ian Lance Taylor <iant@google.com>
11201
11202 * layout.cc (Layout::layout): If we see an input section with a
11203 name that needs sorting, set the must_sort flag for the output
11204 section.
11205 (Layout::make_output_section): If the name of the output section
11206 indicates that it might require sorting, set the may_sort flag.
11207 * output.h (Output_section::may_sort_attached_input_sections): New
11208 function.
11209 (Output_section::set_may_sort_attached_input_sections): New
11210 function.
11211 (Output_section::must_sort_attached_input_sections): New
11212 function.
11213 (Output_section::set_must_sort_attached_input_sections): New
11214 function.
11215 (class Output_section): Declare Input_section_sort_entry. Define
11216 Input_section_sort_compare. Declare
11217 sort_attached_input_sections. Add new fields:
11218 may_sort_attached_input_sections_,
11219 must_sort_attached_input_sections_,
11220 attached_input_sections_are_sorted_.
11221 * output.cc (Output_section::Output_section): Initialize new
11222 fields.
11223 (Output_section::add_input_section): Add an entry to
11224 input_sections_ if may_sort or must_sort are true.
11225 (Output_section::set_final_data_size): Call
11226 sort_attached_input_sections if necessary.
11227 (Output_section::Input_section_sort_entry): Define new class.
11228 (Output_section::Input_section_sort_compare::operator()): New
11229 function.
11230 (Output_section::sort_attached_input_sections): New function.
11231 * configure.ac: Check whether the compiler supports constructor
11232 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11233 * testsuite/initpri1.c: New file.
11234 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11235 CONSTRUCTOR_PRIORITY.
11236 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11237 (initpri1_LDFLAGS): New variable.
11238 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11239
18e6b24e
ILT		 112402008-03-27 Ian Lance Taylor <iant@google.com>
11241
49bdd526
ILT		 11242 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11243 * testsuite/common_test_1.c: New file.
11244 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11245 (common_test_1_SOURCES): New variable.
11246 (common_test_1_DEPENDENCIES): New variable.
11247 (common_test_1_LDFLAGS): New variable.
11248
18e6b24e
ILT		 11249 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11250 and commons_ correctly when NAME/VERSION does not override
11251 NAME/NULL.
11252 * testsuite/ver_test_6.c: New file.
11253 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11254 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11255 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11256
04bf7072
ILT		 112572008-03-26 Ian Lance Taylor <iant@google.com>
11258
5871526f
ILT		 11259 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11260 of an undefined symbol from a version script.
11261 * testsuite/Makefile.am (ver_test_5.so): New target.
11262 (ver_test_5.o): New target.
11263 (check_SCRIPTS): Add ver_test_5.sh.
11264 (check_DATA): Add ver_test_5.syms.
11265 (ver_test_5.syms): New target.
11266 * testsuite/ver_test_5.cc: New file.
11267 * testsuite/ver_test_5.script: New file.
11268 * testsuite/ver_test_5.sh: New file.
11269 * Makefile.in, testsuite/Makefile.in: Rebuild.
11270
04bf7072
ILT		 11271 PR gold/5986
11272 Fix problems building gold with gcc 4.3.0.
11273 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11274 (gold_error_at_location, gold_warning_at_location): Use it.
11275 * configure.ac: Check whether we can compile and use a template
11276 function with a printf attribute.
11277 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11278 when jumping over bytes.
11279 * object.cc: Instantiate Object::read_section_data.
11280 * debug.h: Include <cstring>
11281 * dwarf_reader.cc: Include <algorithm>
11282 * main.cc: Include <cstring>.
11283 * options.cc: Include <cstring>.
11284 * output.cc: Include <cstring>.
11285 * script.cc: Include <cstring>.
11286 * script.h: Include <string>.
11287 * symtab.cc: Include <cstring> and <algorithm>.
11288 * target-select.cc: Include <cstring>.
11289 * version.cc: Include <string>.
11290 * testsuite/testmain.cc: Include <cstdlib>.
11291 * configure, config.in: Rebuild.
11292
874c5b28
ILT		 112932008-03-25 Ian Lance Taylor <iant@google.com>
11294
819d6c3a
ILT		 11295 * options.cc: Include "../bfd/bfdver.h".
11296 (options::help): Print bug reporting address.
11297
f4b2c6f5
ILT		 11298 * version.cc (print_version): Adjust output for current value of
11299 BFD_VERSION_STRING.
11300
11301 * NEWS: New file.
11302
e96caa79
ILT		 11303 * options.cc (options::help): Print list of supported targets.
11304 * target-select.h: Include <vector>.
11305 (class Target_selector): Make machine_, size_, and is_big_endian_
11306 fields const. Add bfd_name_ and instantiated_target_ fields.
11307 (Target_selector::Target_selector): Add bfd_name parameter.
11308 (Target_selector::recognize): Make non-virtual, call
11309 do_recognize.
11310 (Target_selector::recognize_by_name): Make non-virtual, call
11311 do_recognize_by_name.
11312 (Target_selector::supported_names): New function.
11313 (Target_selector::bfd_name): New function.
11314 (Target_selector::do_instantiate_target): New pure virtual
11315 function.
11316 (Target_selector::do_recognize): New virtual function.
11317 (Target_selector::do_recognize_by_name): New virtual function.
11318 (Target_selector::instantiate_target): New private function.
11319 (supported_target_names): Declare.
11320 * target-select.cc (Target_selector::Target_selector): Update for
11321 new parameter and fields.
11322 (select_target_by_name): Check that the name matches before
11323 calling recognize_by_name.
11324 (supported_target_names): New function.
11325 * i386.cc (class Target_selector_i386): Update Target_selector
11326 constructor call. Remove recognize and recognize_by_name. Add
11327 do_instantiate_target.
11328 * x86_64.cc (class Target_selector_x86_64): Likewise.
11329 * testsuite/testfile.cc (class Target_selector_test): Update for
11330 changes to Target_selector.
11331
874c5b28
ILT		 11332 * README: Rewrite, with some notes on unsupported features.
11333
0a65a3a7
CC		 113342008-03-24 Cary Coutant <ccoutant@google.com>
11335
11336 * i386.cc (Target_i386::Got_type): New enum declaration.
11337 (Target_i386::Scan::local): Updated callers of Output_data_got
11338 member functions.
11339 (Target_i386::Scan::global): Likewise.
11340 (Target_i386::Relocate::relocate): Likewise.
11341 (Target_i386::Relocate::relocate_tls): Likewise.
11342 * object.h (Got_offset_list): New class.
11343 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11344 (Sized_relobj::local_got_offset): Likewise.
11345 (Sized_relobj::set_local_got_offset): Likewise.
11346 (Sized_relobj::local_has_tls_got_offset): Removed.
11347 (Sized_relobj::local_tls_got_offset): Removed.
11348 (Sized_relobj::set_local_tls_got_offset): Removed.
11349 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11350 * output.cc (Output_data_got::add_global): Added got_type parameter.
11351 (Output_data_got::add_global_with_rel): Likewise.
11352 (Output_data_got::add_global_with_rela): Likewise.
11353 (Output_data_got::add_global_pair_with_rel): New function.
11354 (Output_data_got::add_global_pair_with_rela): New function.
11355 (Output_data_got::add_local): Added got_type parameter.
11356 (Output_data_got::add_local_with_rel): Likewise.
11357 (Output_data_got::add_local_with_rela): Likewise.
11358 (Output_data_got::add_local_pair_with_rel): New function.
11359 (Output_data_got::add_local_pair_with_rela): New function.
11360 (Output_data_got::add_global_tls): Removed.
11361 (Output_data_got::add_global_tls_with_rel): Removed.
11362 (Output_data_got::add_global_tls_with_rela): Removed.
11363 (Output_data_got::add_local_tls): Removed.
11364 (Output_data_got::add_local_tls_with_rel): Removed.
11365 (Output_data_got::add_local_tls_with_rela): Removed.
11366 * output.h (Output_data_got::add_global): Added got_type parameter.
11367 (Output_data_got::add_global_with_rel): Likewise.
11368 (Output_data_got::add_global_with_rela): Likewise.
11369 (Output_data_got::add_global_pair_with_rel): New function.
11370 (Output_data_got::add_global_pair_with_rela): New function.
11371 (Output_data_got::add_local): Added got_type parameter.
11372 (Output_data_got::add_local_with_rel): Likewise.
11373 (Output_data_got::add_local_with_rela): Likewise.
11374 (Output_data_got::add_local_pair_with_rel): New function.
11375 (Output_data_got::add_local_pair_with_rela): New function.
11376 (Output_data_got::add_global_tls): Removed.
11377 (Output_data_got::add_global_tls_with_rel): Removed.
11378 (Output_data_got::add_global_tls_with_rela): Removed.
11379 (Output_data_got::add_local_tls): Removed.
11380 (Output_data_got::add_local_tls_with_rel): Removed.
11381 (Output_data_got::add_local_tls_with_rela): Removed.
11382 * resolve.cc (Symbol::override_base_with_special): Removed
11383 reference to has_got_offset_ field.
11384 * symtab.cc (Symbol::init_fields): Replaced initialization
11385 of got_offset_ with got_offsets_. Removed initialization
11386 of has_got_offset_
53fcba31 11387 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11388 (Symbol::got_offset): Likewise.
11389 (Symbol::set_got_offset): Likewise.
11390 (Symbol::has_tls_got_offset): Removed.
11391 (Symbol::tls_got_offset): Removed.
11392 (Symbol::set_tls_got_offset): Removed.
11393 (Symbol::got_offset_): Removed.
11394 (Symbol::tls_mod_got_offset_): Removed.
11395 (Symbol::tls_pair_got_offset_): Removed.
11396 (Symbol::got_offsets_): New field.
11397 (Symbol::has_got_offset): Removed.
11398 (Symbol::has_tls_mod_got_offset): Removed.
11399 (Symbol::has_tls_pair_got_offset): Removed.
11400 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11401 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11402 member functions.
11403 (Target_x86_64::Scan::global): Likewise.
11404 (Target_x86_64::Relocate::relocate): Likewise.
11405 (Target_x86_64::Relocate::relocate_tls): Likewise.
11406
bd52eafb
BE		 114072008-03-25 Ben Elliston <bje@au.ibm.com>
11408
11409 * yyscript.y: Fix spelling error in comment.
11410
8b105e34
ILT		 114112008-03-24 Ian Lance Taylor <iant@google.com>
11412
8ed814a9
ILT		 11413 * options.h (class General_options): Define build_id option.
11414 * layout.h (class Layout): Declare write_build_id, create_note,
11415 create_build_id. Add build_id_note_ member.
11416 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11417 "libiberty.h", "md5.h", "sha1.h".
11418 (Layout::Layout): Initialize eh_frame_data_,
11419 eh_frame_hdr_section_, and build_id_note_.
11420 (Layout::finalize): Call create_build_id.
11421 (Layout::create_note): New function, broken out of
11422 Layout::create_gold_note.
11423 (Layout::create_gold_note): Call create_note.
11424 (Layout::create_build_id): New function.
11425 (Layout::write_build_id): New function.
11426 (Close_task_runner::run): Call write_build_id.
11427
8b105e34
ILT		 11428 * x86_64.cc: Correct license to GPLv3.
11429
086a1841
ILT		 114302008-03-23 Ian Lance Taylor <iant@google.com>
11431
11432 * options.cc: Include "demangle.h".
11433 (parse_optional_string): New function.
11434 (parse_long_option): Handle takes_optional_argument.
11435 (parse_short_option): Update dash_z initializer. Handle
11436 takes_optional_argument.
11437 (General_options::General_options): Initialize do_demangle_.
11438 (General_options::finalize): Set do_demangle_. Handle demangling
11439 style.
11440 * options.h (parse_optional_string): Declare.
11441 (struct One_option): Add optional_arg field. Update constructor.
11442 Update call constructor calls. Add takes_optional_argument
11443 function.
11444 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11445 (DEFINE_optional_string): Define.
11446 (General_options::demangle): Change from DEFINE_bool to
11447 DEFINE_optional_string.
11448 (General_options::no_demangle): New function.
11449 (General_options::do_demangle): New function.
11450 (General_options::set_do_demangle): New function.
11451 (General_options::execstack_status_): Move definition to end of
11452 class definition.
11453 (General_options::static_): Likewise.
11454 (General_options::do_demangle_): New field.
11455 * object.cc (big_endian>::get_symbol_location_info): Call
11456 Options::do_demangle, not Options::demangle.
11457 * symtab.cc (demangle): Likewise.
11458
cbb93e63
ILT		 114592008-03-22 Ian Lance Taylor <iant@google.com>
11460
11461 * gold.h: Include <cstddef> and <sys/types.h>
11462 * options.h: Include <cstring>.
11463
ec531623
ILT		 114642008-03-21 Ian Lance Taylor <iant@google.com>
11465
11466 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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