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Correct a email error.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
41f9cbbe
ILT		 12011-07-05 Ian Lance Taylor <iant@google.com>
2
3 * object.cc (Sized_relobj_file::include_section_group): Add
4 information to comment about signature location.
5
886288f1
ILT		 62011-07-02 Ian Lance Taylor <iant@google.com>
7
8 PR gold/12957
9 * options.h (class General_options): Add -f and -F.
10 * options.cc (General_options::finalize): Fatal error if -f/-F
11 are used without -shared.
12 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
13
ae3a6d4f
ILT		 142011-07-02 Ian Lance Taylor <iant@google.com>
15
16 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
17
21131061
ILT		 182011-07-01 Ian Lance Taylor <iant@google.com>
19
20 PR gold/12525
21 PR gold/12952
22 * resolve.cc (Symbol::override_base_with_special): Don't override
23 the version if the overriding symbol has a different name.
24 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
25 all callers. If we give an error about an undefined version,
26 define the base version if necessary.
27 * dynobj.h (class Versions): Update declaration.
28 * testsuite/weak_alias_test_5.cc: New file.
29 * testsuite/weak_alias_test.script: New file.
30 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
31 and versioned_alias have the right value, and call t2.
32 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
33 weak_alias_test_5.so.
34 (weak_alias_test_LDADD): Likewise.
35 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
36 * testsuite/Makefile.in: Rebuild.
37
611062c0
ILT		 382011-07-01 Ian Lance Taylor <iant@google.com>
39
40 PR gold/12525
41 * options.h (class General_options): Support -z notext.
42 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
43 -Wl,-z,notext.
44 (two_file_shared_nonpic.so): Likewise.
45 (two_file_shared_mixed.so): Likewise.
46 (two_file_shared_mixed_1.so): Likewise.
47 (weak_undef_lib_nonpic.so): Likewise.
48 (alt/weak_undef_lib_nonpic.so): Likewise.
49 (tls_test_shared_nonpic.so): Likewise.
50 * testsuite/Makefile.in: Rebuild.
51
328c7c2f
ILT		 522011-07-01 Ian Lance Taylor <iant@google.com>
53
54 PR gold/12525
55 * configure.ac: Test whether static linking works, setting
56 the automake conditional HAVE_STATIC.
57 * testsuite/Makefile.am: Disable tests using -static if
58 HAVE_STATIC is not true.
59 * configure, testsuite/Makefile.in: Rebuild.
60
02d7cd44
ILT		 612011-07-01 Ian Lance Taylor <iant@google.com>
62
63 PR gold/12525
64 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
65 Assert if we see DW_EH_PE_indirect.
66 * target.h (Target::ehframe_datarel_base): New function.
67 (Target::do_ehframe_datarel_base): New target function.
68 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
69 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
70 function.
71
07a60597
ILT		 722011-07-01 Ian Lance Taylor <iant@google.com>
73
74 PR gold/12571
75 * options.h (class General_options): Add
76 --ld-generated-unwind-info.
77 * ehframe.cc (Fde::write): Add address parameter. Change all
78 callers. If associated with PLT, fill in address and size.
79 (Cie::set_output_offset): Only add merge mapping if there is an
80 object.
81 (Cie::write): Add address parameter. Change all callers.
82 (Eh_frame::add_ehframe_for_plt): New function.
83 * ehframe.h (class Fde): Update declarations. Move shndx_ and
84 input_offset_ fields into union u_, with new plt field.
85 (Fde::Fde): Adjust for new union field.
86 (Fde::Fde) [Output_data version]: New constructor.
87 (Fde::add_mapping): Only add merge mapping if there is an object.
88 (class Cie): Update declarations.
89 (class Eh_frame): Declare add_ehframe_for_plt.
90 * layout.cc (Layout::layout_eh_frame): Break out code into
91 make_eh_frame_section, and call it.
92 (Layout::make_eh_frame_section): New function.
93 (Layout::add_eh_frame_for_plt): New function.
94 * layout.h (class Layout): Update declarations.
95 * merge.cc (Merge_map::add_mapping): Add assertion.
96 * i386.cc: Include "dwarf.h".
97 (class Output_data_plt_i386): Make first_plt_entry,
98 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
99 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
100 and plt_eh_frame_fde.
101 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
102 boundary. Call add_eh_frame_for_plt if appropriate.
103 * x86_64.cc: Include "dwarf.h".
104 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
105 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
106 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
107 and plt_eh_frame_fde.
108 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
109 appropriate.
110
14788a3f
ILT		 1112011-06-29 Ian Lance Taylor <iant@google.com>
112
113 PR gold/12629
114 * object.cc (Sized_relobj_file::layout_section): Change shdr
115 parameter to be const.
116 (Sized_relobj_file::layout_eh_frame_section): New function, broken
117 out of do_layout.
118 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
119 appropriate. Call layout_eh_frame_section.
120 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
121 sections.
122 * object.h (class Sized_relobj_file): Update declarations.
123
6c21fce1
ILT		 1242011-06-29 Ian Lance Taylor <iant@google.com>
125
37e41b03 126 PR gold/12652
6c21fce1
ILT		 127 * script.cc (Token::integer_value): Accept trailing M/m/K/k
128 modifier.
129 (Lex::gather_token): Accept trailing M/m/K/k for integers.
130
4d5e4e62
ILT		 1312011-06-29 Ian Lance Taylor <iant@google.com>
132
133 PR gold/12675
134 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
135 SHT_X86_64_UNWIND.
136 * layout.cc (Layout::layout_eh_frame): Likewise.
137
886f533a
ILT		 1382011-06-29 Ian Lance Taylor <iant@google.com>
139
140 PR gold/12695
141 * layout.cc (Layout::symtab_section_shndx): New function.
142 * layout.h (class Layout): Declare symtab_section_shndx.
143 * output.cc (Output_section::write_header): Call it.
144
f3ae1b28
ILT		 1452011-06-29 Ian Lance Taylor <iant@google.com>
146
147 PR gold/12818
148 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
149 symbols which are not used in a relocation.
150
aecf301f
ILT		 1512011-06-28 Ian Lance Taylor <iant@google.com>
152
153 PR gold/12898
154 * layout.cc (Layout::segment_precedes): Don't crash if a linker
155 script create indistinguishable segments.
156 (Layout::set_segment_offsets): Use stable_sort when sorting
157 segments. Pass this to Compare_segments constructor.
158 * layout.h (class Layout): Make segment_precedes non-static.
159 (class Compare_segments): Change from struct to class. Add
160 layout_ field. Add constructor.
161 * script-sections.cc
162 (Script_sections::attach_sections_using_phdrs_clause): Rename
163 local orphan to is_orphan. Don't report failure to put empty
164 section in segment. On attachment failure, report name of
165 section, and attach to first PT_LOAD segment.
166
03ef7571
ILT		 1672011-06-28 Ian Lance Taylor <iant@google.com>
168
169 PR gold/12934
170 * target-select.cc (Target_selector::Target_selector): Add
171 emulation parameter. Change all callers.
172 (select_target_by_bfd_name): Rename from select_target_by_name.
173 Change all callers.
174 (select_target_by_emulation): New function.
175 (supported_emulation_names): New function.
176 * target-select.h (class Target_selector): Add emulation_ field.
177 Update declarations.
178 (Target_selector::recognize_by_bfd_name): Rename from
179 recognize_by_name. Change all callers.
180 (Target_selector::supported_bfd_names): Rename from
181 supported_names. Change all callers.
182 (Target_selector::recognize_by_emulation): New function.
183 (Target_selector::supported_emulations): New function.
184 (Target_selector::emulation): New function.
185 (Target_selector::do_recognize_by_bfd_name): Rename from
186 do_recognize_by_name. Change all callers.
187 (Target_selector::do_supported_bfd_names): Rename from
188 do_supported_names. Change all callers.
189 (Target_selector::do_recognize_by_emulation): New function.
190 (Target_selector::do_supported_emulations): New function.
191 (select_target_by_bfd_name): Change name in declaration.
192 (select_target_by_emulation): Declare.
193 (supported_emulation_names): Declare.
194 * parameters.cc (parameters_force_valid_target): Try to find
195 target based on emulation from -m option.
196 * options.h (class General_options): Change doc string for -m.
197 * options.cc (help): Print emulations.
198 (General_options::parse_V): Likewise.
199 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
200 Add emulation parameter. Change all callers.
201
200b2bb9
ILT		 2022011-06-28 Ian Lance Taylor <iant@google.com>
203
204 * target.h (class Target): Add osabi_ field.
205 (Target::osabi): New function.
206 (Target::set_osabi): New function.
207 (Target::Target): Initialize osabi_.
208 (Target::do_adjust_elf_header): Make pure virtual.
209 (Sized_target::do_adjust_elf_header): Declare.
210 * target.cc (Sized_target::do_adjust_elf_header): New function.
211 (class Sized_target): Instantiate all versions.
212 * freebsd.h (class Target_freebsd): Remove.
213 (Target_selector_freebsd::do_recognize): Call set_osabi on
214 Target.
215 (Target_selector_freebsd::do_recognize_by_name): Likewise.
216 (Target_selector_freebsd::set_osabi): Remove.
217 * i386.cc (class Target_i386): Inherit from Sized_target rather
218 than Target_freebsd.
219 * x86_64.cc (class Target_x86_64): Likewise.
220
b3ce541e
ILT		 2212011-06-28 Ian Lance Taylor <iant@google.com>
222
223 * target.h (Target::can_check_for_function_pointers): Rewrite.
224 Make non-virtual.
225 (Target::can_icf_inline_merge_sections): Likewise.
226 (Target::section_may_have_icf_unsafe_poineters): Likewise.
227 (Target::Target_info): Add can_icf_inline_merge_sections field.
228 (Target::do_can_check_for_function_pointers): New virtual
229 function.
230 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
231 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
232 from can_check_for_function_pointers, move in file.
233 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
234 section_may_have_icf_unsafe_poineters, move in file.
235 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
236 * i386.cc (Target_i386::do_can_check_for_function_pointers):
237 Rename from can_check_for_function_pointers, move in file.
238 (Target_i386::can_icf_inline_merge_sections): Remove.
239 (Target_i386::i386_info): Initialize
240 can_icf_inline_merge_sections.
241 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
242 Initialize can_icf_inline_merge_sections.
243 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
244 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
245 Rename from can_check_for_function_pointers, move in file.
246 (Target_x86_64::can_icf_inline_merge_sections): Remove.
247 (Target_x86_64::x86_64_info): Initialize
248 can_icf_inline_merge_sections.
249 * testsuite/testfile.cc (Target_test::test_target_info):
250 Likewise.
251 * icf.cc (get_section_contents): Correct formatting.
252
6d1c4efb
ILT		 2532011-06-27 Ian Lance Taylor <iant@google.com>
254
255 * symtab.cc (Symbol::versioned_name): New function.
256 (Symbol_table::add_to_final_symtab): Use versioned_name when
257 appropriate.
258 (Symbol_table::sized_write_symbol): Likewise.
259 * symtab.h (class Symbol): Declare versioned_name.
260 * stringpool.h (class Stringpool_template): Add variant of add
261 which takes a std::basic_string.
262 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
263 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
264 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
265 (ver_test_12.o): New target.
266 * testsuite/Makefile.in: Rebuild.
267
57eb9b50
DK		 2682011-06-27 Doug Kwan <dougkwan@google.com>
269
270 * arm.cc (Arm_relocate_functions::thm_jump8,
271 Arm_relocate_functions::thm_jump11): Use a wider signed
272 type to compute offset.
273 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
274 arm_thm_jump8.
275 * testsuite/Makefile.in: Regenerate.
276 * testsuite/arm_branch_in_range.sh: Check test results of
277 arm_thm_jump11 and arm_thm_jump8.
278 * testsuite/arm_thm_jump11.s: New test source file.
279 * testsuite/arm_thm_jump11.t: New linker script.
280 * testsuite/arm_thm_jump8.s: New test source file.
281 * testsuite/arm_thm_jump8.t: New linker script.
282
487b39df
ILT		 2832011-06-24 Ian Lance Taylor <iant@google.com>
284
285 * layout.cc: Include "object.h".
286 (ctors_sections_in_init_array): New static variable.
287 (Layout::is_ctors_in_init_array): New function.
288 (Layout::layout): Add entry to ctors_sections_in_init_array if
289 appropriate.
290 * layout.h (class Layout): Declare is_ctors_in_init_array.
291 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
292 is_ctors_reverse_view is set.
293 (Sized_relobj_file::write_sections): Add layout parameter. Change
294 all callers. Set is_ctors_reverse_view field of View_size.
295 (Sized_relobj_file::reverse_words): New function.
296 * object.h (Sized_relobj_file::View_size): Add
297 is_ctors_reverse_view field.
298 (class Sized_relobj_file): Update declarations.
299 * testsuite/initpri3.c: New test.
300 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
301 initpri3b.
302 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
303 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
304 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
305 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
306 * testsuite/Makefile.in: Rebuild.
307
472076e4
CC		 3082011-06-24 Cary Coutant <ccoutant@google.com>
309
310 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
311 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
312 (debug_msg_cdebug.err): New targets.
313 * testsuite/Makefile.in: Regenerate.
314 * testsuite/debug_msg.sh: Check output of link with compressed debug.
315 Fix checks for link with shared library.
316
a60af0db
DK		 3172011-06-24 Doug Kwan <dougkwan@google.com>
318
319 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
320 skip empty text sections.
321 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
322
5393d741
ILT		 3232011-06-22 Ian Lance Taylor <iant@google.com>
324
325 PR gold/12910
326 * options.h (class General_options): Add --ctors-in-init-array.
327 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
328 friends as SHT_PROGBITS for merging sections.
329 (Layout::layout): Remove special handling of .init_array and
330 friends. Don't sort if doing relocatable link. Sort for .ctors
331 and .dtors if ctors_in_init_array.
332 (Layout::make_output_section): Force correct section types for
333 .init_array and friends. Don't sort if doing relocatable link,
334 Don't sort .ctors and .dtors if ctors_in_init_array.
335 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
336 (Layout::output_section_name): Add relobj parameter. Change all
337 callers. Handle .ctors. and .dtors. in code rather than table.
338 Handle .ctors and .dtors if ctors_in_init_array.
339 (Layout::match_file_name): New function, moved from output.cc.
340 * layout.h (class Layout): Update declarations.
341 * output.cc: Include "layout.h".
342 (Input_section_sort_entry::get_priority): New function.
343 (Input_section_sort_entry::match_file_name): Just call
344 Layout::match_file_name.
345 (Output_section::Input_section_sort_init_fini_compare::operator()):
346 Handle .ctors and .dtors. Sort by explicit priority rather than
347 by name.
348 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
349 * testsuite/initpri2.c: New test.
350 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
351 (check_PROGRAMS): Add initpri2.
352 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
353 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
354 * configure, testsuite/Makefile.in: Rebuild.
355
e1f74f98
ILT		 3562011-06-19 Ian Lance Taylor <iant@google.com>
357
358 PR gold/12880
359 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
360 .interp section to a PT_INTERP segment even if we have seen a
361 --dynamic-linker option. Don't do it if we have seen a PHDRS
362 clause in a linker script.
363 (Layout::finalize): Don't create a .interp section if we've
364 already create a PT_INTERP segment.
365 (Layout::create_interp): Always call choose_output_section (revert
366 patch of 2011-06-17). Don't create PT_INTERP segment.
367 * script-sections.cc
368 (Script_sections::create_note_and_tls_segments): Add a .interp
369 section to a PT_INTERP segment even if we have seen a
370 --dynamic-linker option.
371
766f91bb
ILT		 3722011-06-18 Ian Lance Taylor <iant@google.com>
373
374 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
375 merely because a non-PT_LOAD segment has a dynamic reloc.
376
0d212c3a
ILT		 3772011-06-18 Ian Lance Taylor <iant@google.com>
378
379 * layout.cc (Layout::finish_dynamic_section): Don't create
380 DT_FLAGS entry if not needed.
381
911a5072
ILT		 3822011-06-18 Ian Lance Taylor <iant@google.com>
383
384 PR gold/12745
385 * layout.cc (Layout::layout_eh_frame): Correct handling of
386 writable .eh_frame section.
387
534b4e5f
ILT		 3882011-06-17 Ian Lance Taylor <iant@google.com>
389
390 PR gold/12893
391 * resolve.cc (Symbol_table::resolve): Don't give an error if a
392 symbol is redefined with the exact same object and value.
393
10b4f102
ILT		 3942011-06-17 Ian Lance Taylor <iant@google.com>
395
396 PR gold/12880
397 * layout.h (class Layout): Add interp_segment_ field.
398 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
399 (Layout::attach_allocated_section_to_segment): If making shared
400 library, put .interp section in PT_INTERP segment.
401 (Layout::finalize): Also call create_interp if -dynamic-linker
402 option was used.
403 (Layout::create_interp): Assert that there is no PT_INTERP
404 segment. If not using a SECTIONS clause, use make_output_section.
405 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
406 * script-sections.cc
407 (Script_sections::create_note_and_tls_segments): If making shared
408 library, put .interp section in PT_INTERP segment.
409
a29b0dad
ILT		 4102011-06-17 Ian Lance Taylor <iant@google.com>
411
e588ea8d
ILT		 412 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
413 when making a shared library.
414
4152011-06-17 Ian Lance Taylor <iant@google.com>
416
417 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
418 parameter. Change all callers. Don't issue warning about PC32
419 against locally defined symbol.
a29b0dad 420
9d3b0698
ILT		 4212011-06-16 Ian Lance Taylor <iant@google.com>
422
423 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
424 occurs in same object.
425
85b0f90c
AM		 4262011-06-14 Alan Modra <amodra@gmail.com>
427
428 * po/POTFILES.in: Regenerate.
429
a94907d9
ILT		 4302011-06-09 Ian Lance Taylor <iant@google.com>
431
432 * script-sections.cc
433 (Orphan_output_section::set_section_addresses): For a relocatable
434 link set address to 0.
435
4fb3a1c3
CC		 4362011-06-09 Cary Coutant <ccoutant@google.com>
437
438 PR gold/12804
439 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
440 used with --compress-debug-sections.
441 * gold/object.cc (Sized_relobj_file::do_layout): Report
442 uncompressed size of compressed input sections.
443
61220854
CC		 4442011-06-08 Cary Coutant <ccoutant@google.com>
445
446 PR gold/12804
447 * testsuite/two_file_test_2_v1.cc: Change initialization of
448 v2 to keep it in .data.
449
e6455dfb
CC		 4502011-06-07 Cary Coutant <ccoutant@google.com>
451
452 * common.cc (Symbol_table::do_allocate_commons_list): Call
453 gold_fallback.
454 * errors.cc (Errors::fatal): Adjust call to gold_exit.
455 (Errors::fallback): New function.
456 (gold_fallback): New function.
457 * errors.h (Errors::fallback): New function.
458 * gold.cc (gold_exit): Change status parameter to enum; adjust
459 all callers.
460 (queue_initial_tasks): Call gold_fallback.
461 * gold.h: Include cstdlib.
462 (Exit_status): New enum type.
463 (gold_exit): Change status parameter to enum.
464 (gold_fallback): New function.
465 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
466 (Layout::create_symtab_sections): Likewise.
467 (Layout::create_shdrs): Likewise.
468 * main.cc (main): Adjust call to gold_exit.
469 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
470 (Output_data_got::add_got_entry_pair): Likewise.
471 (Output_section::add_input_section): Likewise.
472 (Output_section::add_output_section_data): Likewise.
473 (Output_segment::set_section_list_addresses): Likewise.
474 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
475
fb0e076f
CC		 4762011-06-07 Cary Coutant <ccoutant@google.com>
477
478 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
479 for incremental links.
480 * output.cc (Output_segment::set_section_list_addresses): Remove
481 FIXME and test for TLS or BSS.
482
a5ee4d5d
CC		 4832011-06-07 Cary Coutant <ccoutant@google.com>
484
485 * testsuite/Makefile.am: Add incremental_copy_test,
486 incremental_common_test_1.
487 * testsuite/Makefile.in: Regenerate.
488 * testsuite/common_test_1_v1.c: New source file.
489 * testsuite/common_test_1_v2.c: New source file.
490 * testsuite/copy_test_v1.cc: New source file.
491
5146f448
CC		 4922011-06-07 Cary Coutant <ccoutant@google.com>
493
494 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
495 update, allocate common from bss section's free list.
496 * incremental-dump.cc (dump_incremental_inputs): Print flag for
497 linker-defined symbols.
498 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
499 Skip GOT and PLT entries that are no longer referenced.
500 (Output_section_incremental_inputs::write_info_blocks): Mark
501 linker-defined symbols.
502 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
503 * output.cc (Output_section::allocate): New function.
504 * output.h (Output_section::allocate): New function.
505 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
506 linker-defined symbols.
507 (Symbol::override_base_with_special): Copy is_predefined_ flag.
508 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
509 (Symbol::init_base_output_data): Likewise.
510 (Symbol::init_base_output_segment): Likewise.
511 (Symbol::init_base_constant): Likewise.
512 (Sized_symbol::init_output_data): Likewise.
513 (Sized_symbol::init_output_segment): Likewise.
514 (Sized_symbol::init_constant): Likewise.
515 (Symbol_table::do_define_in_output_data): Likewise.
516 (Symbol_table::do_define_in_output_segment): Likewise.
517 (Symbol_table::do_define_as_constant): Likewise.
518 * symtab.h (Symbol::is_predefined): New function.
519 (Symbol::init_base_output_data): Add is_predefined parameter.
520 (Symbol::init_base_output_segment): Likewise.
521 (Symbol::init_base_constant): Likewise.
522 (Symbol::is_predefined_): New data member.
523 (Sized_symbol::init_output_data): Add is_predefined parameter.
524 (Sized_symbol::init_output_segment): Likewise.
525 (Sized_symbol::init_constant): Likewise.
526 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
527
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529
530 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
531 instead of emit_copy_reloc.
532 (Copy_relocs::emit_copy_reloc): Refactor.
533 (Copy_relocs::make_copy_reloc): New function.
534 (Copy_relocs::add_copy_reloc): Remove.
535 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
536 section.
537 (Copy_relocs::make_copy_reloc): New function.
538 (Copy_relocs::add_copy_reloc): Remove.
539 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
540 unchanged input files.
541 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
542 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
543 Reserve BSS space for COPY relocations.
544 (Sized_incremental_binary::do_emit_copy_relocs): New function.
545 (Output_section_incremental_inputs::write_info_blocks): Record
546 whether a symbol is copied from a shared object.
547 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
548 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
549 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
550 (Incremental_input_entry_reader::get_output_symbol_index): Add
551 is_copy parameter.
552 (Incremental_binary::emit_copy_relocs): New function.
553 (Incremental_binary::do_emit_copy_relocs): New function.
554 (Sized_incremental_binary::Sized_incremental_binary): Initialize
555 new data member.
556 (Sized_incremental_binary::add_copy_reloc): New function.
557 (Sized_incremental_binary::do_emit_copy_relocs): New function.
558 (Sized_incremental_binary::Copy_reloc): New struct.
559 (Sized_incremental_binary::Copy_relocs): New typedef.
560 (Sized_incremental_binary::copy_relocs_): New data member.
561 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
562 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
563 * target.h (Sized_target::emit_copy_reloc): New function.
564 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
565
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567
568 PR gold/12163
569 * gold/archive.cc (Archive::Archive): Initialize new data member.
570 (Archive::include_all_members): Return if archive has already been
571 included.
572 * gold/archive.h (Archive::include_all_members_): New data member.
573
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NC		 5742011-06-02 Nick Clifton <nickc@redhat.com>
575
576 * dynobj.h: Fix spelling mistake in comment.
577 * output.cc: Likewise.
578
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DK		 5792011-05-31 Doug Kwan <dougkwan@google.com>
580 Asier Llano
581
582 PR gold/12826
cc643b88 583 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 584 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
585 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
586 redundant arm_exidx_test.so.
587 * testsuite/Makefile.in: Regenerate.
588 (check_SCRIPTS): Add pr12826.sh
589 (check_DATA): Add pr12826.stdout
590 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
591 * testsuite/pr12826.sh: New file.
592 * testsuite/pr12826_1.s: Ditto.
593 * testsuite/pr12826_1.s: Ditto.
594
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596
597 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
598 sections.
599
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601
602 PR gold/12804
603 * testsuite/Makefile.am: Use different file name for two_file_test
604 temporary file for each incremental test.
605 * testsuite/Makefile.in: Rebuild.
606
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608
609 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
610 binary input file is empty.
611
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613
614 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
615 (ver_test_9.so): Likewise.
616 * testsuite/Makefile.in: Rebuild.
617
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619
620 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
621 * incremental.cc (Incremental_inputs::report_input_section): Fix
622 comment, indentation.
623 (Incremental_inputs::report_comdat_group): New function.
624 (Output_section_incremental_inputs::set_final_data_size): Adjust size
625 of data for incremental input file entry.
626 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
627 group count, COMDAT group signatures.
628 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
629 an unchanged input file.
630 * incremental.h (Incremental_object_entry::Incremental_object_entry):
631 Initialize new data member.
632 (Incremental_object_entry::add_comdat_group): New function.
633 (Incremental_object_entry::get_comdat_group_count): New function.
634 (Incremental_object_entry::get_comdat_signature_key): New function.
635 (Incremental_object_entry::groups_): New data member.
636 (Incremental_inputs::report_comdat_group): New function.
637 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
638 data for incremental input file entry.
639 (Incremental_input_entry_reader::get_comdat_group_count): New function.
640 (Incremental_input_entry_reader::get_input_section): Adjust size of
641 data for incremental input file entry.
642 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
643 (Incremental_input_entry_reader::get_comdat_group_signature): New
644 function.
645 * object.cc (Sized_relobj::include_section_group): Report kept
646 COMDAT groups for incremental links.
647
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649
650 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
651 with name parameter. Add found_name parameter.
652 * fileread.cc (Input_file::find_file): Adjust code accordingly.
653 * dirsearch.h (class Dirsearch): Update declaration.
654
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ILT		 6552011-05-24 Ian Lance Taylor <iant@google.com>
656
657 * archive.cc (Library_base::should_include_member): Pull in object
658 from archive if it defines the entry symbol.
659 * parameters.cc (Parameters::entry): New function.
660 * parameters.h (class Parameters): Declare entry.
661 * output.h (class Output_file_header): Remove entry_ field.
662 * output.cc (Output_file_header::Output_file_header): Remove entry
663 parameter. Change all callers.
664 (Output_file_header::entry): Use parameters->entry.
665 * gold.cc (queue_middle_tasks): Likewise.
666 * plugin.cc (Plugin_hook::run): Likewise.
667
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CC		 6682011-05-24 Cary Coutant <ccoutant@google.com>
669
670 * gold.cc (queue_initial_tasks): Pass incremental base filename
671 to Output_file::open_base_file; don't print error message.
672 * incremental-dump.cc (main): Adjust call to
673 Output_file::open_for_modification.
674 * incremental-dump.cc (main): Likewise.
675 * incremental.cc (Incremental_inputs::report_command_line):
676 Ignore --incremental-base option when comparing command lines.
677 Ignore parameter when given as separate argument.
678 * options.h (class General_options): Add --incremental-base.
679 * output.cc (Output_file::Output_file):
680 (Output_file::open_base_file): Add base_name and writable parameters;
681 read base file into new file; print error message here.
682 (Output_file::map_no_anonymous): Add writable parameter; adjust all
683 callers.
684 * output.h (Output_file::open_for_modification): Rename to...
685 (Output_file::open_base_file): ...this; add base_name and
686 writable parameters; adjust all callers.
687 (Output_file::map_no_anonymous): Add writable parameter; adjust all
688 callers.
689 * testsuite/Makefile.am (incremental_test_4): Test
690 --incremental-base.
691 * testsuite/Makefile.in: Regenerate.
692
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694
695 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
696 incremental_test_4.
697 * testsuite/Makefile.in: Regenerate.
698 * testsuite/two_file_test_1_v1.cc: New test source file.
699 * testsuite/two_file_test_1b_v1.cc: New test source file.
700 * testsuite/two_file_test_2_v1.cc: New test source file.
701
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703
704 * dynobj.h (Dynobj::do_dynobj): New function.
705 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
706 flag and soname for shared objects.
707 * incremental.cc (Incremental_inputs::report_object): Make
708 either Incremental_object_entry or Incremental_dynobj_entry; add
709 soname to string table.
710 (Incremental_inputs::report_input_section): Add assertion.
711 (Output_section_incremental_inputs::set_final_data_size): Adjust
712 type of input file entry for shared libraries; adjust size of
713 shared library info entry.
714 (Output_section_incremental_inputs::write_input_files): Write
715 as_needed flag for shared libraries.
716 (Output_section_incremental_inputs::write_info_blocks): Adjust type
717 of input file entry for shared libraries; write soname.
718 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
719 soname from incremental info.
720 * incremental.h (enum Incremental_input_flags): Add
721 INCREMENTAL_INPUT_AS_NEEDED.
722 (Incremental_input_entry::Incremental_input_entry): Initialize new
723 data member.
724 (Incremental_input_entry::set_as_needed): New function.
725 (Incremental_input_entry::as_needed): New function.
726 (Incremental_input_entry::do_dynobj_entry): New function.
727 (Incremental_input_entry::as_needed_): New data member.
728 (Incremental_object_entry::Incremental_object_entry): Don't check
729 for shared library.
730 (Incremental_object_entry::do_type): Likewise.
731 (class Incremental_dynobj_entry): New class.
732 (Incremental_input_entry_reader::as_needed): New function.
733 (Incremental_input_entry_reader::get_soname): New function.
734 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
735 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
736 size of shared library info entry.
737 * layout.cc (Layout::finish_dynamic_section): Don't test for
738 incremental link when adding DT_NEEDED entries.
739 * object.h (Object::Object): Initialize new data member.
740 (Object::dynobj): New function.
741 (Object::set_as_needed): New function.
742 (Object::as_needed): New function.
743 (Object::do_dynobj): New function.
744 (Object::as_needed_): New data member.
745
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747
748 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
749 info; adjust display of GOT entries.
750 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
751 vector of input objects; remove file_status_.
752 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
753 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
754 got_plt reader; call target hooks to reserve GOT entries.
755 (Output_section_incremental_inputs::set_final_data_size): Adjust size
756 of input file info header and GOT info entry.
757 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
758 relocation info.
759 (Got_plt_view_info::got_descriptor): Remove.
760 (Got_plt_view_info::sym_index): New data member.
761 (Got_plt_view_info::input_index): New data member.
762 (Local_got_offset_visitor::visit): Write input file index.
763 (Global_got_offset_visitor::visit): Write 0 for input file index.
764 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
765 with sym_index and input_index.
766 (Output_section_incremental_inputs::write_got_plt): Adjust size of
767 incremental info GOT entry; replace got_descriptor with input_index.
768 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
769 map from input file index to object.
770 (Sized_relobj_incr::do_layout): Replace direct data member reference
771 with accessor function.
772 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
773 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
774 Adjust size of input file info header.
775 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
776 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
777 (Incremental_input_entry_reader::get_input_section): Adjust size of
778 input file info header.
779 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
780 of incremental info GOT entry.
781 (Incremental_got_plt_reader::get_got_desc): Remove.
782 (Incremental_got_plt_reader::get_got_symndx): New function.
783 (Incremental_got_plt_reader::get_got_input_index): New function.
784 (Sized_incremental_binary::Sized_incremental_binary): Remove
785 file_status_; add input_objects_.
786 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
787 (Sized_incremental_binary::set_file_is_unchanged): Remove.
788 (Sized_incremental_binary::file_is_unchanged): Remove.
789 (Sized_incremental_binary::set_input_object): New function.
790 (Sized_incremental_binary::input_object): New function.
791 (Sized_incremental_binary::file_status_): Remove.
792 (Sized_incremental_binary::input_objects_): New data member.
793 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
794 references.
795 (Sized_relobj_incr::invalid_address): Move to base class.
796 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
797 class.
798 (Sized_relobj_incr::do_output_section_offset): Likewise.
799 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
800 (Sized_relobj_incr::section_offsets_): Likewise.
801 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
802 function.
803 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
804 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
805 with accessor function.
806 (Sized_relobj_file::do_layout): Likewise.
807 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
808 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
809 (Sized_relobj_file::compute_final_local_value): Replace refs to
810 section_offsets_ with accessor function.
811 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
812 * object.h (Relobj::Relobj): Initialize new data members.
813 (Relobj::add_dyn_reloc): New function.
814 (Relobj::first_dyn_reloc): New function.
815 (Relobj::dyn_reloc_count): New function.
816 (Relobj::first_dyn_reloc_): New data member.
817 (Relobj::dyn_reloc_count_): New data member.
818 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
819 references.
820 (Sized_relobj::Address): New typedef.
821 (Sized_relobj::invalid_address): Move here from child class.
822 (Sized_relobj::Sized_relobj): Initialize new data members.
823 (Sized_relobj::sized_relobj): New function.
824 (Sized_relobj::is_output_section_offset_invalid): Move here from
825 child class.
826 (Sized_relobj::get_output_section_offset): Likewise.
827 (Sized_relobj::local_has_got_offset): Likewise.
828 (Sized_relobj::local_got_offset): Likewise.
829 (Sized_relobj::set_local_got_offset): Likewise.
830 (Sized_relobj::do_for_all_local_got_entries): Likewise.
831 (Sized_relobj::clear_got_offsets): New function.
832 (Sized_relobj::section_offsets): Move here from child class.
833 (Sized_relobj::do_output_section_offset): Likewise.
834 (Sized_relobj::do_set_section_offset): Likewise.
835 (Sized_relobj::Local_got_offsets): Likewise.
836 (Sized_relobj::local_got_offsets_): Likewise.
837 (Sized_relobj::section_offsets_): Likewise.
838 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
839 references.
840 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
841 class.
842 (Sized_relobj_file::sized_relobj): New function
843 (Sized_relobj_file::local_has_got_offset): Move to base class.
844 (Sized_relobj_file::local_got_offset): Likewise.
845 (Sized_relobj_file::set_local_got_offset): Likewise.
846 (Sized_relobj_file::get_output_section_offset): Likewise.
847 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
848 (Sized_relobj_file::do_output_section_offset): Likewise.
849 (Sized_relobj_file::do_set_section_offset): Likewise.
850 (Sized_relobj_file::Local_got_offsets): Likewise.
851 (Sized_relobj_file::local_got_offsets_): Likewise.
852 (Sized_relobj_file::section_offsets_): Likewise.
853 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
854 (all constructors).
855 (set_needs_dynsym_index): Convert relobj to derived class pointer.
856 (Output_reloc::get_symbol_index): Likewise.
857 (Output_reloc::local_section_offset): Likewise.
858 (Output_reloc::get_address): Likewise.
859 (Output_reloc::symbol_value): Likewise.
860 (Output_data_got::reserve_slot): Move to class definition.
861 (Output_data_got::reserve_local): New function.
862 (Output_data_got::reserve_slot_for_global): Remove.
863 (Output_data_got::reserve_global): New function.
864 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
865 (all constructors, two instantiations).
866 (Output_reloc::get_relobj): New function (two instantiations).
867 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
868 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
869 (Output_data_reloc::add_global): Adjust type of relobj.
870 (Output_data_reloc::add_global_relative): Likewise.
871 (Output_data_reloc::add_symbolless_global_addend): Likewise.
872 (Output_data_reloc::add_local): Likewise.
873 (Output_data_reloc::add_local_relative): Likewise.
874 (Output_data_reloc::add_symbolless_local_addend): Likewise.
875 (Output_data_reloc::add_local_section): Likewise.
876 (Output_data_reloc::add_output_section): Likewise.
877 (Output_data_reloc::add_absolute): Likewise.
878 (Output_data_reloc::add_target_specific): Likewise.
879 (Output_data_got::reserve_slot): Move definition here.
880 (Output_data_got::reserve_local): New function.
881 (Output_data_got::reserve_global): New function.
882 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
883 section_offsets_ with accessor function.
884 (Sized_relobj_file::write_sections): Likewise.
885 (Sized_relobj_file::do_relocate_sections): Likewise.
886 * target.h (Sized_target::reserve_local_got_entry): New function.
887 (Sized_target::reserve_global_got_entry): New function.
888 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
889 (Target_x86_64::reserve_global_got_entry): New function.
890 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
891
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893
894 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
895 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
896 bit when checking got_type.
897 * incremental.cc (Sized_incremental_binary::setup_readers):
898 Store symbol table and string table locations; initialize bit vector
899 of file status flags.
900 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
901 unchanged files.
902 (Sized_incremental_binary::do_process_got_plt): New function.
903 (Sized_incremental_binary::get_symtab_view): Use stored locations.
904 (Output_section_incremental_inputs::set_final_data_size): Record
905 file index for each input file.
906 (Output_section_incremental_inputs::write_got_plt): Store file index
907 instead of input entry offset for each GOT entry.
908 * incremental.h
909 (Incremental_input_entry::Incremental_input_entry): Initialize new
910 data member.
911 (Incremental_input_entry::set_offset): Store file index.
912 (Incremental_input_entry::get_file_index): New function.
913 (Incremental_input_entry::file_index_): New data member.
914 (Incremental_binary::process_got_plt): New function.
915 (Incremental_binary::do_process_got_plt): New function.
916 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
917 data members.
918 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
919 (Sized_incremental_binary::set_file_is_unchanged): New function.
920 (Sized_incremental_binary::file_is_unchanged): New function.
921 (Sized_incremental_binary::do_process_got_plt): New function.
922 (Sized_incremental_binary::file_status_): New data member.
923 (Sized_incremental_binary::main_symtab_loc_): New data member.
924 (Sized_incremental_binary::main_strtab_loc_): New data member.
925 * output.cc (Output_data_got::Got_entry::write): Add case
926 RESERVED_CODE.
927 (Output_data_got::add_global): Call add_got_entry.
928 (Output_data_got::add_global_plt): Likewise.
929 (Output_data_got::add_global_with_rel): Likewise.
930 (Output_data_got::add_global_with_rela): Likewise.
931 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
932 (Output_data_got::add_global_pair_with_rela): Likewise.
933 (Output_data_got::add_local): Call add_got_entry.
934 (Output_data_got::add_local_plt): Likewise.
935 (Output_data_got::add_local_with_rel): Likewise.
936 (Output_data_got::add_local_with_rela): Likewise.
937 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
938 (Output_data_got::add_local_pair_with_rela): Likewise.
939 (Output_data_got::reserve_slot): New function.
940 (Output_data_got::reserve_slot_for_global): New function.
941 (Output_data_got::add_got_entry): New function.
942 (Output_data_got::add_got_entry_pair): New function.
943 (Output_section::add_output_section_data): Edit FIXME.
944 * output.h
945 (Output_section_data_build::Output_section_data_build): New
946 constructor with size parameter.
947 (Output_data_space::Output_data_space): Likewise.
948 (Output_data_got::Output_data_got): Initialize new data member; new
949 constructor with size parameter.
950 (Output_data_got::add_constant): Call add_got_entry.
951 (Output_data_got::reserve_slot): New function.
952 (Output_data_got::reserve_slot_for_global): New function.
953 (class Output_data_got::Got_entry): Add RESERVED_CODE.
954 (Output_data_got::add_got_entry): New function.
955 (Output_data_got::add_got_entry_pair): New function.
956 (Output_data_got::free_list_): New data member.
957 * target.h (Sized_target::init_got_plt_for_update): New function.
958 (Sized_target::register_global_plt_entry): New function.
959 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
960 Initialize new data member; call init; add constructor with PLT count.
961 (Output_data_plt_x86_64::init): New function.
962 (Output_data_plt_x86_64::add_relocation): New function.
963 (Output_data_plt_x86_64::reserve_slot): New function.
964 (Output_data_plt_x86_64::free_list_): New data member.
965 (Target_x86_64::init_got_plt_for_update): New function.
966 (Target_x86_64::register_global_plt_entry): New function.
967 (Output_data_plt_x86_64::add_entry): Allocate from free list for
968 incremental updates.
969 (Output_data_plt_x86_64::add_relocation): New function.
970 * testsuite/object_unittest.cc (Object_test): Set default options.
971
ec69d6da
ILT		 9722011-05-16 Ian Lance Taylor <iant@google.com>
973
974 * options.h (class General_options): Make -i a synonym for -r.
975
732e31de
ILT		 9762011-05-16 Ian Lance Taylor <iant@google.com>
977
978 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
979
403676b5
CC		 9802011-05-10 Cary Coutant <ccoutant@google.com>
981
982 * object.cc (Sized_relobj::do_count_local_symbols): Check for
983 strip_all (-s).
984
5b7b7d6e
ILT		 9852011-05-06 Ian Lance Taylor <iant@google.com>
986
987 * layout.cc (Layout::layout): If the output section flags change,
988 update the ordering.
989
f0f9babf
CC		 9902011-04-25 Cary Coutant <ccoutant@google.com>
991
992 * incremental-dump.cc (dump_incremental_inputs): Print local
993 symbol info for each input file.
994 * incremental.cc
995 (Output_section_incremental_inputs::set_final_data_size): Add local
996 symbol info to input file entries in incremental info.
997 (Output_section_incremental_inputs::write_info_blocks): Likewise.
998 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
999 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1000 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1001 implementation.
1002 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1003 (Sized_incr_relobj::do_relocate): Write the local symbols.
1004 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1005 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1006 Adjust size of input file header.
1007 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1008 (Incremental_inputs_reader::get_local_symbol_count): New function.
1009 (Incremental_inputs_reader::get_input_section): Adjust size of input
1010 file header.
1011 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1012 (Sized_incr_relobj::This): New typedef.
1013 (Sized_incr_relobj::sym_size): New const data member.
1014 (Sized_incr_relobj::Local_symbol): New struct.
1015 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1016 (Sized_incr_relobj::do_local_symbol_offset): New function.
1017 (Sized_incr_relobj::local_symbol_count_): New data member.
1018 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1019 (Sized_incr_relobj::local_symbol_index_): New data member.
1020 (Sized_incr_relobj::local_symbol_offset_): New data member.
1021 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1022 (Sized_incr_relobj::local_symbols_): New data member.
1023 * object.h (Relobj::output_local_symbol_count): New function.
1024 (Relobj::local_symbol_offset): New function.
1025 (Relobj::do_output_local_symbol_count): New function.
1026 (Relobj::do_local_symbol_offset): New function.
1027 (Sized_relobj::do_output_local_symbol_count): New function.
1028 (Sized_relobj::do_local_symbol_offset): New function.
1029
d0a9ace3
ILT		 10302011-04-22 Vladimir Simonov <sv@sw.ru>
1031
1032 * descriptors.cc (set_close_on_exec): New function.
1033 (Descriptors::open): Use set_close_on_exec.
1034 * output.cc (S_ISLNK): Define if not defined.
1035
94a3fc8b
CC		 10362011-04-22 Cary Coutant <ccoutant@google.com>
1037
1038 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1039 global symbol map.
1040 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1041 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1042 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1043 relocations.
1044 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1045 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1046 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1047 * incremental.h
1048 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1049 function.
1050 (Incremental_binary::apply_incremental_relocs): New function.
1051 (Incremental_binary::do_apply_incremental_relocs): New function.
1052 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1053 data member.
1054 (Sized_incremental_binary::add_global_symbol): New function.
1055 (Sized_incremental_binary::global_symbol): New function.
1056 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1057 (Sized_incremental_binary::symbol_map_): New data member.
1058 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1059 * target.h (Sized_target::apply_relocation): New function.
1060 * target-reloc.h (apply_relocation): New function.
1061 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1062
c87e4302
DK		 10632011-04-22 Doug Kwan <dougkwan@google.com>
1064
1065 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1066 flag of a SHT_ARM_EXIDX section.
1067 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1068 * testsuite/Makefile.in: Regenerate.
1069 * testsuite/arm_exidx_test.s: New file.
1070 * testsuite/arm_exidx_test.sh: Same.
1071
e7782cf6
CC		 10722011-04-20 Cary Coutant <ccoutant@google.com>
1073
1074 PR gold/12689
1075 * archive.h (Incremental_archive_entry::Archive_member):
1076 Initialize arg_serial_ (second constructor).
1077
308ecdc7
ILT		 10782011-04-17 Ian Lance Taylor <iant@google.com>
1079
1080 * object.cc (Relocate_info::location): Simplify location string.
1081 * errors.cc (Errors::error_at_location): Don't print program
1082 name.
1083 (Errors::warning_at_location): Likewise.
1084 (Errors::undefined_symbol): Likewise.
1085 * testsuite/debug_msg.sh: Update accordingly.
1086
bec5b579
CC		 10872011-04-14 Cary Coutant <ccoutant@google.com>
1088
1089 * gold/layout.cc (Layout::symtab_section_offset): New function.
1090 * gold/layout.h (Layout::symtab_section_offset): New function.
1091 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1092
88597d34
ILT		 10932011-04-12 Ian Lance Taylor <iant@google.com>
1094
1095 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1096 with MREMAP_MAYMOVE.
1097 * output.h (class Output_file): Add map_is_allocated_ field.
1098 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1099 not available, provide stubs. If mremap is not available, #define
1100 it to gold_mremap.
1101 (MREMAP_MAYMOVE): Define if not defined.
1102 (Output_file::Output_file): Initialize map_is_allocated_.
1103 (Output_file::resize): Check map_is_allocated_.
1104 (Output_file::map_anonymous): If mmap fails, use malloc.
1105 (Output_file::unmap): Don't do anything for an anonymous map.
1106 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1107 is not available, provide stubs.
1108 (File_read::View::~View): Use free rather than delete[].
1109 (File_read::make_view): Use malloc rather than new[]. If mmap
1110 fails, use malloc.
1111 (File_read::find_or_make_view): Use malloc rather than new[].
1112 * gold.h: Remove HAVE_REMAP code.
1113 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1114 exists. Rename mremap to gold_mremap. If mmap is not available
1115 don't do anything.
1116 * configure, config.in: Rebuild.
1117
11e361bc
ILT		 11182011-04-11 Ian Lance Taylor <iant@google.com>
1119
1120 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1121 initialize local variable v.
1122
cdc29364
CC		 11232011-04-11 Cary Coutant <ccoutant@google.com>
1124
1125 * archive.cc (Archive::include_member): Adjust call to
1126 report_object.
1127 (Add_archive_symbols::run): Track argument serial numbers.
1128 (Lib_group::include_member): Likewise.
1129 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1130 * archive.h (Incremental_archive_entry::Archive_member):
1131 Initialize arg_serial_.
1132 (Archive_member::arg_serial_): New data member.
1133 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1134 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1135 incremental link.
1136 (Sized_dynobj::do_for_all_local_got_entries): New function.
1137 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1138 function.
1139 * fileread.cc (get_mtime): New function.
1140 * fileread.h (get_mtime): New function.
1141 * gold.cc (queue_initial_tasks): Check for incremental update.
1142 (process_incremental_input): New function.
1143 (queue_middle_tasks): Don't force valid target for incremental
1144 update.
1145 * incremental-dump.cc (find_input_containing_global): Adjust
1146 size of symbol info entry.
1147 (dump_incremental_inputs): Dump argument serial number and
1148 in_system_directory flag; bias shndx by 1; print symbol names
1149 when dumping per-file symbol lists; use new symbol info readers.
1150 * incremental.cc
1151 (Output_section_incremental_inputs:update_data_size): New function.
1152 (Sized_incremental_binary::setup_readers): Setup input readers
1153 for each input file; build maps for files added from libraries
1154 and scripts.
1155 (Sized_incremental_binary::check_input_args): New function.
1156 (Sized_incremental_binary::do_check_inputs): Build map of argument
1157 serial numbers to input arguments.
1158 (Sized_incremental_binary::do_file_has_changed): Rename
1159 do_file_is_unchanged to this; compare file modification times.
1160 (Sized_incremental_binary::do_init_layout): New function.
1161 (Sized_incremental_binary::do_reserve_layout): New function.
1162 (Sized_incremental_binary::do_get_input_reader): Remove.
1163 (Sized_incremental_binary::get_symtab_view): New function.
1164 (Incremental_checker::can_incrementally_link_output_file): Remove.
1165 (Incremental_inputs::report_command_line): Exclude --debug options.
1166 (Incremental_inputs::report_archive_begin): Add parameter; track
1167 argument serial numbers; don't put input file entry for archive
1168 before archive members.
1169 (Incremental_inputs::report_archive_end): Put input file entry
1170 for archive after archive members.
1171 (Incremental_inputs::report_object): Add parameter; track argument
1172 serial numbers and in_system_directory flag.
1173 (Incremental_inputs::report_script): Add parameter; track argument
1174 serial numbers.
1175 (Output_section_incremental_inputs::set_final_data_size): Adjust
1176 size of symbol info entry; check for forwarding symbols.
1177 (Output_section_incremental_inputs::write_input_files): Write
1178 in_system_directory flag and argument serial number.
1179 (Output_section_incremental_inputs::write_info_blocks): Map section
1180 indices between incremental info and original input file; store
1181 input section index for each symbol.
1182 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1183 change operator() to visit().
1184 (class Global_got_offset_visitor): Likewise.
1185 (class Global_symbol_visitor_got_plt):
1186 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1187 classes.
1188 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1189 (Sized_incr_relobj::do_read_symbols): New function.
1190 (Sized_incr_relobj::do_layout): New function.
1191 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1192 (Sized_incr_relobj::do_add_symbols): New function.
1193 (Sized_incr_relobj::do_should_include_member): New function.
1194 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1195 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1196 (Sized_incr_relobj::do_section_size): New function.
1197 (Sized_incr_relobj::do_section_name): New function.
1198 (Sized_incr_relobj::do_section_contents): New function.
1199 (Sized_incr_relobj::do_section_flags): New function.
1200 (Sized_incr_relobj::do_section_entsize): New function.
1201 (Sized_incr_relobj::do_section_address): New function.
1202 (Sized_incr_relobj::do_section_type): New function.
1203 (Sized_incr_relobj::do_section_link): New function.
1204 (Sized_incr_relobj::do_section_info): New function.
1205 (Sized_incr_relobj::do_section_addralign): New function.
1206 (Sized_incr_relobj::do_initialize_xindex): New function.
1207 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1208 (Sized_incr_relobj::do_read_relocs): New function.
1209 (Sized_incr_relobj::do_gc_process_relocs): New function.
1210 (Sized_incr_relobj::do_scan_relocs): New function.
1211 (Sized_incr_relobj::do_count_local_symbols): New function.
1212 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1213 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1214 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1215 (Sized_incr_relobj::do_relocate): New function.
1216 (Sized_incr_relobj::do_set_section_offset): New function.
1217 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1218 (Sized_incr_dynobj::do_read_symbols): New function.
1219 (Sized_incr_dynobj::do_layout): New function.
1220 (Sized_incr_dynobj::do_add_symbols): New function.
1221 (Sized_incr_dynobj::do_should_include_member): New function.
1222 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1223 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1224 (Sized_incr_dynobj::do_section_size): New function.
1225 (Sized_incr_dynobj::do_section_name): New function.
1226 (Sized_incr_dynobj::do_section_contents): New function.
1227 (Sized_incr_dynobj::do_section_flags): New function.
1228 (Sized_incr_dynobj::do_section_entsize): New function.
1229 (Sized_incr_dynobj::do_section_address): New function.
1230 (Sized_incr_dynobj::do_section_type): New function.
1231 (Sized_incr_dynobj::do_section_link): New function.
1232 (Sized_incr_dynobj::do_section_info): New function.
1233 (Sized_incr_dynobj::do_section_addralign): New function.
1234 (Sized_incr_dynobj::do_initialize_xindex): New function.
1235 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1236 (make_sized_incremental_object): New function.
1237 (Incremental_library::copy_unused_symbols): New function.
1238 (Incremental_library::do_for_all_unused_symbols): New function.
1239 * incremental.h (enum Incremental_input_flags): New type.
1240 (class Incremental_checker): Remove.
1241 (Incremental_input_entry::Incremental_input_entry): Add argument
1242 serial number.
1243 (Incremental_input_entry::arg_serial): New function.
1244 (Incremental_input_entry::set_is_in_system_directory): New function.
1245 (Incremental_input_entry::is_in_system_directory): New function.
1246 (Incremental_input_entry::arg_serial_): New data member.
1247 (Incremental_input_entry::is_in_system_directory_): New data member.
1248 (class Script_info): Move here from script.h.
1249 (Script_info::Script_info): Add filename parameter.
1250 (Script_info::filename): New function.
1251 (Script_info::filename_): New data member.
1252 (Incremental_script_entry::Incremental_script_entry): Add argument
1253 serial number.
1254 (Incremental_object_entry::Incremental_object_entry): Likewise.
1255 (Incremental_object_entry::add_input_section): Build list of input
1256 sections with map to original shndx.
1257 (Incremental_object_entry::get_input_section_index): New function.
1258 (Incremental_object_entry::shndx_): New data member.
1259 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1260 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1261 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1262 serial number.
1263 (Incremental_inputs::report_archive_begin): Likewise.
1264 (Incremental_inputs::report_object): Likewise.
1265 (Incremental_inputs::report_script): Likewise.
1266 (class Incremental_global_symbol_reader): New class.
1267 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1268 and store flags and input file type.
1269 (Incremental_input_entry_reader::arg_serial): New function.
1270 (Incremental_input_entry_reader::type): Extract type from flags.
1271 (Incremental_input_entry_reader::is_in_system_directory): New function.
1272 (Incremental_input_entry_reader::get_input_section_count): Call
1273 accessor function for type.
1274 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1275 function for type; adjust size of global symbol entry.
1276 (Incremental_input_entry_reader::get_global_symbol_count): Call
1277 accessor function for type.
1278 (Incremental_input_entry_reader::get_object_count): Likewise.
1279 (Incremental_input_entry_reader::get_object_offset): Likewise.
1280 (Incremental_input_entry_reader::get_member_count): Likewise.
1281 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1282 (Incremental_input_entry_reader::get_member_offset): Likewise.
1283 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1284 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1285 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1286 (Incremental_input_entry_reader::get_global_symbol_reader): New
1287 function.
1288 (Incremental_input_entry_reader::get_output_symbol_index): New
1289 function.
1290 (Incremental_input_entry_reader::type_): Remove.
1291 (Incremental_input_entry_reader::flags_): New data member.
1292 (Incremental_inputs_reader::input_file_offset): New function.
1293 (Incremental_inputs_reader::input_file_index): New function.
1294 (Incremental_inputs_reader::input_file): Call input_file_offset.
1295 (Incremental_inputs_reader::input_file_at_offset): New function.
1296 (Incremental_relocs_reader::get_r_type): Reformat.
1297 (Incremental_relocs_reader::get_r_shndx): Reformat.
1298 (Incremental_relocs_reader::get_r_offset): Reformat.
1299 (Incremental_relocs_reader::data): New function.
1300 (Incremental_binary::Incremental_binary): Initialize new data members.
1301 (Incremental_binary::check_inputs): Add cmdline parameter.
1302 (Incremental_binary::file_is_unchanged): Remove.
1303 (Input_reader::arg_serial): New function.
1304 (Input_reader::get_unused_symbol_count): New function.
1305 (Input_reader::get_unused_symbol): New function.
1306 (Input_reader::do_arg_serial): New function.
1307 (Input_reader::do_get_unused_symbol_count): New function.
1308 (Input_reader::do_get_unused_symbol): New function.
1309 (Incremental_binary::input_file_count): New function.
1310 (Incremental_binary::get_input_reader): Change signature to use
1311 index instead of filename.
1312 (Incremental_binary::file_has_changed): New function.
1313 (Incremental_binary::get_input_argument): New function.
1314 (Incremental_binary::get_library): New function.
1315 (Incremental_binary::get_script_info): New function.
1316 (Incremental_binary::init_layout): New function.
1317 (Incremental_binary::reserve_layout): New function.
1318 (Incremental_binary::output_file): New function.
1319 (Incremental_binary::do_check_inputs): New function.
1320 (Incremental_binary::do_file_is_unchanged): Remove.
1321 (Incremental_binary::do_file_has_changed): New function.
1322 (Incremental_binary::do_init_layout): New function.
1323 (Incremental_binary::do_reserve_layout): New function.
1324 (Incremental_binary::do_input_file_count): New function.
1325 (Incremental_binary::do_get_input_reader): Change signature.
1326 (Incremental_binary::input_args_map_): New data member.
1327 (Incremental_binary::library_map_): New data member.
1328 (Incremental_binary::script_map_): New data member.
1329 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1330 new data members.
1331 (Sized_incremental_binary::output_section): New function.
1332 (Sized_incremental_binary::inputs_reader): Add const.
1333 (Sized_incremental_binary::symtab_reader): Add const.
1334 (Sized_incremental_binary::relocs_reader): Add const.
1335 (Sized_incremental_binary::got_plt_reader): Add const.
1336 (Sized_incremental_binary::get_symtab_view): New function.
1337 (Sized_incremental_binary::Inputs_reader): New typedef.
1338 (Sized_incremental_binary::Input_entry_reader): New typedef.
1339 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1340 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1341 (Sized_incremental_binary::do_file_has_changed): New function.
1342 (Sized_incremental_binary::do_init_layout): New function.
1343 (Sized_incremental_binary::do_reserve_layout): New function.
1344 (Sized_input_reader::Inputs_reader): Remove.
1345 (Sized_input_reader::Input_entry_reader): Remove.
1346 (Sized_input_reader::do_arg_serial): New function.
1347 (Sized_input_reader::do_get_unused_symbol_count): New function.
1348 (Sized_input_reader::do_get_unused_symbol): New function.
1349 (Sized_incremental_binary::do_input_file_count): New function.
1350 (Sized_incremental_binary::do_get_input_reader): Change signature;
1351 use index instead of filename.
1352 (Sized_incremental_binary::section_map_): New data member.
1353 (Sized_incremental_binary::input_entry_readers_): New data member.
1354 (class Sized_incr_relobj): New class.
1355 (class Sized_incr_dynobj): New class.
1356 (make_sized_incremental_object): New function.
1357 (class Incremental_library): New class.
1358 * layout.cc (Free_list::num_lists): New static data member.
1359 (Free_list::num_nodes): New static data member.
1360 (Free_list::num_removes): New static data member.
1361 (Free_list::num_remove_visits): New static data member.
1362 (Free_list::num_allocates): New static data member.
1363 (Free_list::num_allocate_visits): New static data member.
1364 (Free_list::init): New function.
1365 (Free_list::remove): New function.
1366 (Free_list::allocate): New function.
1367 (Free_list::dump): New function.
1368 (Free_list::print_stats): New function.
1369 (Layout_task_runner::run): Resize output file for incremental updates.
1370 (Layout::Layout): Initialize new data members.
1371 (Layout::set_incremental_base): New function.
1372 (Layout::init_fixed_output_section): New function.
1373 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1374 incremental updates.
1375 (Layout::create_gold_note): Do not create gold note section for
1376 incremental updates.
1377 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1378 for incremental updates.
1379 (Layout::set_section_offsets): For incremental updates, allocate space
1380 from free list.
1381 (Layout::create_symtab_sections): Layout with offsets relative to
1382 start of section; for incremental updates, allocate space from free
1383 list.
1384 (Layout::create_shdrs): For incremental updates, allocate space from
1385 free list.
1386 (Layout::finish_dynamic_section): For incremental updates, do not
1387 check --as-needed (fixed in subsequent patch).
1388 * layout.h (class Free_list): New class.
1389 (Layout::set_incremental_base): New function.
1390 (Layout::incremental_base): New function.
1391 (Layout::init_fixed_output_section): New function.
1392 (Layout::allocate): New function.
1393 (Layout::incremental_base_): New data member.
1394 (Layout::free_list_): New data member.
1395 * main.cc (main): Print Free_list statistics.
1396 * object.cc (Relobj::finalize_incremental_relocs): Add
1397 clear_counts parameter; clear counts only when clear_counts is set.
1398 (Sized_relobj::Sized_relobj): Initialize new base class.
1399 (Sized_relobj::do_layout): Don't report special sections.
1400 (Sized_relobj::do_for_all_local_got_entries): New function.
1401 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1402 symtab_off to all symbol table offsets.
1403 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1404 * object.h (class Got_offset_list): Move to top of file.
1405 (Object::Object): Allow case where input_file == NULL.
1406 (Object::~Object): Likewise.
1407 (Object::input_file): Assert that input_file != NULL.
1408 (Object::lock): Allow case where input_file == NULL.
1409 (Object::unlock): Likewise.
1410 (Object::is_locked): Likewise.
1411 (Object::token): Likewise.
1412 (Object::release): Likewise.
1413 (Object::is_incremental): New function.
1414 (Object::get_mtime): New function.
1415 (Object::for_all_local_got_entries): New function.
1416 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1417 (Object::set_is_in_system_directory): New function.
1418 (Object::is_in_system_directory): New function.
1419 (Object::do_is_incremental): New function.
1420 (Object::do_get_mtime): New function.
1421 (Object::do_for_all_local_got_entries): New function.
1422 (Object::is_in_system_directory_): New data member.
1423 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1424 (class Sized_relobj_base): New class.
1425 (class Sized_relobj): Derive from Sized_relobj_base.
1426 (class Sized_relobj::Symbols): Redeclare from base class.
1427 (class Sized_relobj::local_got_offset_list): Remove.
1428 (class Sized_relobj::Output_sections): Redeclare from base class.
1429 (class Sized_relobj::do_for_all_local_got_entries): New function.
1430 (class Sized_relobj::write_local_symbols): Add offset parameter.
1431 (class Sized_relobj::local_symbol_offset_): Update comment.
1432 (class Sized_relobj::local_dynsym_offset_): Update comment.
1433 * options.cc (Input_arguments::add_file): Remove const.
1434 * options.h (Input_file_argument::Input_file_argument):
1435 Initialize arg_serial_ (all constructors).
1436 (Input_file_argument::set_arg_serial): New function.
1437 (Input_file_argument::arg_serial): New function.
1438 (Input_file_argument::arg_serial_): New data member.
1439 (Input_arguments::Input_arguments): Initialize file_count_.
1440 (Input_arguments::add_file): Remove const.
1441 (Input_arguments::number_of_input_files): New function.
1442 (Input_arguments::file_count_): New data member.
1443 (Command_line::number_of_input_files): Call
1444 Input_arguments::number_of_input_files.
1445 * output.cc (Output_segment_headers::Output_segment_headers):
1446 Set current size.
1447 (Output_section::Input_section::current_data_size): New function.
1448 (Output_section::Output_section): Initialize new data members.
1449 (Output_section::add_input_section): Don't do merge sections for
1450 an incremental link; allocate space from free list for an
1451 incremental update.
1452 (Output_section::add_output_section_data): Allocate space from
1453 free list for an incremental update.
1454 (Output_section::update_data_size): New function.
1455 (Output_section::set_fixed_layout): New function.
1456 (Output_section::reserve): New function.
1457 (Output_segment::set_section_addresses): Remove const.
1458 (Output_segment::set_section_list_addresses): Remove const; allocate
1459 space from free list for an incremental update.
1460 (Output_segment::set_offset): Adjust size of RELRO segment for an
1461 incremental update.
1462 * output.h (Output_data::current_data_size): Move here from
1463 child classes.
1464 (Output_data::pre_finalize_data_size): New function.
1465 (Output_data::update_data_size): New function.
1466 (Output_section_headers::update_data_size): new function.
1467 (Output_section_data_build::current_data_size): Move to Output_data.
1468 (Output_data_strtab::update_data_size): New function.
1469 (Output_section::current_data_size): Move to Output_data.
1470 (Output_section::set_fixed_layout): New function.
1471 (Output_section::has_fixed_layout): New function.
1472 (Output_section::reserve): New function.
1473 (Output_section::update_data_size): New function.
1474 (Output_section::has_fixed_layout_): New data member.
1475 (Output_section::free_list_): New data member.
1476 (Output_segment::set_section_addresses): Remove const.
1477 (Output_segment::set_section_list_addresses): Remove const.
1478 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1479 New function.
1480 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1481 New function.
1482 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1483 parameter when calling Add_symbols constructor; store argument
1484 serial number for members of a lib group.
1485 (Add_symbols::locks): Allow case where token == NULL.
1486 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1487 (Read_member::~Read_member): New function.
1488 (Read_member::is_runnable): New function.
1489 (Read_member::locks): New function.
1490 (Read_member::run): New function.
1491 (Check_script::~Check_script): New function.
1492 (Check_script::is_runnable): New function.
1493 (Check_script::locks): New function.
1494 (Check_script::run): New function.
1495 (Check_library::~Check_library): New function.
1496 (Check_library::is_runnable): New function.
1497 (Check_library::locks): New function.
1498 (Check_library::run): New function.
1499 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1500 (Add_symbols::library_): New data member.
1501 (class Read_member): New class.
1502 (class Check_script): New class.
1503 (class Check_library): New class.
1504 * reloc.cc (Read_relocs::is_runnable): Allow case where
1505 token == NULL.
1506 (Read_relocs::locks): Likewise.
1507 (Scan_relocs::locks): Likewise.
1508 (Relocate_task::locks): Likewise.
1509 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1510 to clear counters.
1511 (Sized_relobj::incremental_relocs_scan): Fix comment.
1512 (Sized_relobj::do_relocate): Pass output file offset to
1513 write_local_symbols.
1514 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1515 from class declaration.
1516 * script.cc (read_input_script): Allocate Script_info; pass
1517 argument serial number to report_script.
1518 * script.h (class Script_info): Move to incremental.h.
1519 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1520 * symtab.h (Symbol_table::add_from_incrobj): New function.
1521 (Symbol_table::set_file_offset): New function.
1522
b961d0d7
CC		 15232011-04-05 Cary Coutant <ccoutant@google.com>
1524
1525 * incremental-dump.cc (dump_incremental_inputs): Change signature
1526 to take a Sized_incremental_binary; change caller. Use readers
1527 in Sized_incremental_binary.
1528 * incremental.cc
1529 (Sized_incremental_binary::find_incremental_inputs_sections):
1530 Rename do_find_incremental_inputs_sections to this.
1531 (Sized_incremental_binary::setup_readers): New function.
1532 (Sized_incremental_binary::do_check_inputs): Check
1533 has_incremental_info_ flag; move setup code to setup_readers;
1534 use input readers.
1535 (Sized_incremental_binary::do_file_is_unchanged): New function.
1536 (Sized_incremental_binary::do_get_input_reader): New function.
1537 * incremental.h (class Incremental_binary): Move to end of file.
1538 (Incremental_binary::file_is_unchanged): New function.
1539 (Incremental_binary::do_file_is_unchanged): New function.
1540 (Incremental_binary::Input_reader): New class.
1541 (Incremental_binary::get_input_reader): New function.
1542 (class Sized_incremental_binary): Move to end of file.
1543 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1544 input section reader classes.
1545 (Sized_incremental_binary::has_incremental_info): New function.
1546 (Sized_incremental_binary::inputs_reader): New function.
1547 (Sized_incremental_binary::symtab_reader): New function.
1548 (Sized_incremental_binary::relocs_reader): New function.
1549 (Sized_incremental_binary::got_plt_reader): New function.
1550 (Sized_incremental_binary::do_file_is_unchanged): New function.
1551 (Sized_incremental_binary::Sized_input_reader): New class.
1552 (Sized_incremental_binary::get_input_reader): New function.
1553 (Sized_incremental_binary::find_incremental_inputs_sections):
1554 Rename do_find_incremental_inputs_sections to this.
1555 (Sized_incremental_binary::setup_readers): New function.
1556 (Sized_incremental_binary::has_incremental_info_): New data member.
1557 (Sized_incremental_binary::inputs_reader_): New data member.
1558 (Sized_incremental_binary::symtab_reader_): New data member.
1559 (Sized_incremental_binary::relocs_reader_): New data member.
1560 (Sized_incremental_binary::got_plt_reader_): New data member.
1561 (Sized_incremental_binary::current_input_file_): New data member.
1562
a869183f
PP		 15632011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1564
1565 PR gold/12640
1566 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1567 violation.
1568
15692011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1570
1571 * archive.cc (Archive::include_member): Adjust call to report_object.
1572 (Add_archive_symbols::run): Add script_info to call to
1573 report_archive_begin.
1574 (Lib_group::include_member): Adjust call to report_object.
1575 (Add_lib_group_symbols::run): Adjust call to report_object.
1576 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1577 blocks. Add object count for script input files.
1578 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1579 script_info parameter; change all callers.
1580 (Incremental_inputs::report_object): Add script_info parameter;
1581 change all callers.
1582 (Incremental_inputs::report_script): Store backpointer to
1583 incremental info entry.
1584 (Output_section_incremental_inputs::set_final_data_size): Record
1585 additional information for scripts.
1586 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1587 * incremental.h (Incremental_script_entry::add_object): New function.
1588 (Incremental_script_entry::get_object_count): New function.
1589 (Incremental_script_entry::get_object): New function.
1590 (Incremental_script_entry::objects_): New data member; adjust
1591 constructor.
1592 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1593 (Incremental_inputs::report_object): Add script_info parameter.
1594 (Incremental_inputs_reader::get_object_count): New function.
1595 (Incremental_inputs_reader::get_object_offset): New function.
1596 * options.cc (Input_arguments::add_file): Return reference to
1597 new input argument.
1598 * options.h (Input_argument::set_script_info): New function.
1599 (Input_argument::script_info): New function.
1600 (Input_argument::script_info_): New data member; adjust all
1601 constructors.
1602 (Input_file_group::add_file): Return reference to new input argument.
1603 (Input_file_lib::add_file): Likewise.
1604 (Input_arguments::add_file): Likewise.
1605 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1606 * script.cc (Parser_closure::Parser_closure): Add script_info
1607 parameter; adjust all callers.
1608 (Parser_closure::script_info): New function.
1609 (Parser_closure::script_info_): New data member.
1610 (read_input_script): Report scripts earlier to incremental info.
1611 (script_add_file): Set script_info in Input_argument.
1612 (script_add_library): Likewise.
1613 * script.h (Script_options::Script_info): Rewrite class.
1614
a869183f 16152011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1616
1617 * archive.cc (Library_base::should_include_member): Move
1618 method here from class Archive.
1619 (Archive::Archive): Initialize base class.
1620 (Archive::should_include_member): Move to base class.
1621 (Archive::do_for_all_unused_symbols): New function.
1622 (Add_archive_symbols::run): Remove redundant access to
1623 incremental_inputs.
1624 (Lib_group::Lib_group): Initialize base class.
1625 (Lib_group::do_filename): New function.
1626 (Lib_group::include_member): Pass pointer to Lib_group to
1627 report_object.
1628 (Lib_group::do_for_all_unused_symbols): New function.
1629 (Add_lib_group_symbols::run): Report archive information for
1630 incremental links.
1631 * archive.h (class Library_base): New base class.
1632 (class Archive): Derive from Library_base.
1633 (Archive::filename): Move to base class.
1634 (Archive::set_incremental_info): Likewise.
1635 (Archive::incremental_info): Likewise.
1636 (Archive::Should_include): Likewise.
1637 (Archive::should_include_member): Likewise.
1638 (Archive::Armap_entry): Remove.
1639 (Archive::Unused_symbol_iterator): Remove.
1640 (Archive::unused_symbols_begin): Remove.
1641 (Archive::unused_symbols_end): Remove.
1642 (Archive::do_filename): New function.
1643 (Archive::do_get_mtime): New function.
1644 (Archive::do_for_all_unused_symbols): New function.
1645 (Archive::task_): Move to base class.
1646 (Archive::incremental_info_): Likewise.
1647 (class Lib_group): Derive from Library_base.
1648 (Lib_group::do_filename): New function.
1649 (Lib_group::do_get_mtime): New function.
1650 (Lib_group::do_for_all_unused_symbols): New function.
1651 (Lib_group::task_): Move to base class.
1652 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1653 function.
1654 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1655 function.
1656 * incremental.cc (Incremental_inputs::report_archive_begin):
1657 Use Library_base; call library's get_mtime; add incremental inputs
1658 entry before members.
1659 (class Unused_symbol_visitor): New class.
1660 (Incremental_inputs::report_archive_end): Use Library_base; use
1661 visitor class to record unused symbols; don't add incremental inputs
1662 entry after members.
1663 (Incremental_inputs::report_object): Use Library_base.
1664 * incremental.h
1665 (Incremental_archive_entry::Incremental_archive_entry): Remove
1666 unused Archive parameter.
1667 (Incremental_inputs::report_archive_begin): Use Library_base.
1668 (Incremental_inputs::report_archive_end): Likewise.
1669 (Incremental_inputs::report_object): Likewise.
1670 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1671 function.
1672 * object.h (Object::for_all_global_symbols): New function.
1673 (Object::do_for_all_global_symbols): New function.
1674 (Sized_relobj::do_for_all_global_symbols): New function.
1675 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1676 function.
1677 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1678 function.
1679
61ab3e40
ILT		 16802011-03-27 Ian Lance Taylor <iant@google.com>
1681
1682 * archive.cc (Archive::interpret_header): Return -1 if something
1683 goes wrong. Change callers accordingly.
1684
30e1f9e6
CC		 16852011-03-25 Cary Coutant <ccoutant@google.com>
1686
1687 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1688 * testsuite/Makefile.in: Regenerate.
1689
9c793f14
RÁE		 16902010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1691
1692 * plugin.cc (get_view): New.
1693 (Plugin::load): Pass get_view to the plugin.
1694 (Plugin_manager::get_view): New.
1695
9312bb0a
ILT		 16962011-03-21 Ian Lance Taylor <iant@google.com>
1697
1698 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1699 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1700
7e12ba9e
ST		 17012011-03-21 Sriraman Tallam <tmsriram@google.com>
1702
1703 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1704 Change == to -eq.
1705 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1706 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1707 Change == to -eq.
1708 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1709 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1710
fd7a005d
ILT		 17112011-03-14 Ian Lance Taylor <iant@google.com>
1712
1713 * script-sections.cc (Sort_output_sections::script_compare):
1714 Rename from is_before, change return type.
1715 (Sort_output_sections::operator()): Adjust accordingly.
1716
ed16fd1b
ILT		 17172011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1718
1719 PR gold/12572
1720 * testsuite/odr_violation2.cc: Add comment to make all error line
1721 numbers double digits.
1722 * testsuite/debug_msg.sh: Adjust expected errors.
1723
71ff8986
ILT		 17242011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1725
1726 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1727 but mark earlier ones as non-canonical
1728 (offset_to_iterator): Update search target and example
1729 (do_addr2line): Return extra lines in a vector*
1730 (format_file_lineno): Extract from do_addr2line
1731 (one_addr2line): Add vector* out-param
1732 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1733 when a lineno entry appeared last for its instruction
1734 (Dwarf_line_info): Add vector* out-param
1735 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1736 * symtab.cc (Odr_violation_compare): Include the lineno in the
1737 comparison again.
1738 (linenos_from_loc): New. Combine the canonical line for an
1739 address with its other lines.
1740 (True_if_intersect): New. Helper functor to make
1741 std::set_intersection a query.
1742 (detect_odr_violations): Compare sets of lines instead of just
1743 one line for each function. This became less deterministic, but
1744 has fewer false positives.
1745 * symtab.h: Declarations.
1746 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1747 mix an optimized and non-optimized object in the same binary
1748 (odr_violation2.so): Same.
1749 * testsuite/Makefile.in: Regenerate from Makefile.am.
1750 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1751 * testsuite/debug_msg.sh: Update line numbers and add
1752 assertions.
1753 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1754 non-optimized context.
1755 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1756 isn't inlined, and use OdrDerived in an optimized context.
1757 * testsuite/odr_header1.h: Defines OdrDerived, where
1758 optimization will change the
1759 first-instruction-in-the-destructor's file and line number.
1760 * testsuite/odr_header2.h: Defines OdrBase.
1761
a19fefdc
ILT		 17622011-03-09 Ian Lance Taylor <iant@google.com>
1763
1764 * fileread.cc (File_read::clear_views): Don't delete the whole
1765 file view.
1766
ecb351e9
ILT		 17672011-03-08 Ian Lance Taylor <iant@google.com>
1768
1769 PR gold/12525
1770 * fileread.cc: #include <climits>.
1771 (GOLD_IOV_MAX): Define.
1772 (File_read::read_multiple): Limit number of entries by iov_max.
1773 * fileread.h (class File_read): Always set max_readv_entries to
1774 128.
1775
b821d13c
ILT		 17762011-03-07 Ian Lance Taylor <iant@google.com>
1777
1778 PR gold/12525
1779 * options.h (class General_options): Add -dy and -dn.
1780
89243142
CC		 17812011-03-02 Cary Coutant <ccoutant@google.com>
1782
1783 * testsuite/script_test_9.t: Add TLS segment.
1784
d0773f31
ILT		 17852011-03-02 Simon Baldwin <simonb@google.com>
1786
1787 * configure.ac: Add check for gnu_indirect_function support in
1788 the toolchain building binutils.
1789 * configure: Rebuild.
1790
badc8139
RÁE		 17912010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1792
1793 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1794 plugin only symbols.
1795 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1796 in plugin files as not needed in the symbol table.
1797
4cf7a849
ST		 17982011-02-11 Sriraman Tallam <tmsriram@google.com>
1799
1800 * output.cc (Output_section::add_input_section): Delay fill
1801 generation for section ordering.
1802
b578bd7d
ILT		 18032011-02-09 Ian Lance Taylor <iant@google.com>
1804
1805 PR gold/12316
1806 * object.h (class Sized_relobj): Remove clear_local_symbols.
1807 * reloc.cc (Sized_relobj::do_relocate): Don't call
1808 clear_local_symbols.
1809
84ced98a
RÁE		 18102010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1811
1812 * plugin.cc (is_visible_from_outside): Return true for symbols
1813 in the -u option.
1814
55382fb7
ILT		 18152011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1816
1817 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1818 filename.
1819
4e271fff
ST		 18202011-02-02 Sriraman Tallam <tmsriram@google.com>
1821
1822 * icf.h (is_section_foldable_candidate): Change type of parameter
1823 to std::string.
1824 * icf.cc (Icf::find_identical_sections): Change type of local variable
1825 section_name to be std::string.
1826 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1827
d433c3ac
ILT		 18282011-01-25 Ian Lance Taylor <iant@google.com>
1829
1830 * script.cc (script_add_extern): Rewrite to use
1831 add_symbol_reference.
1832
880473a6
DK		 18332011-01-25 Doug Kwan <dougkwan@google.com>
1834
d433c3ac 1835 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1836
f30f86fa
ILT		 18372011-01-24 Ian Lance Taylor <iant@google.com>
1838
1839 * options.h (class General_options): Accept
1840 --no-detect-odr-violations.
1841
8e51a0b9
ILT		 18422011-01-24 Ian Lance Taylor <iant@google.com>
1843
1844 * version.cc (version_string): Bump to 1.11.
1845
0f3b89d8
ILT		 18462011-01-24 Ian Lance Taylor <iant@google.com>
1847
1848 * plugin.cc (class Plugin_rescan): Define new class.
1849 (Plugin_manager::claim_file): Set any_claimed_.
1850 (Plugin_manager::save_archive): New function.
1851 (Plugin_manager::save_input_group): New function.
1852 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1853 necessary.
1854 (Plugin_manager::new_undefined_symbol): New function.
1855 (Plugin_manager::rescan): New function.
1856 (Plugin_manager::rescannable_defines): New function.
1857 (Plugin_manager::add_input_file): Set any_added_.
1858 * plugin.h (class Plugin_manager): define new fields rescannable_,
1859 undefined_symbols_, any_claimed_, and any_added_. Declare
1860 Plugin_rescan as friend. Declare new functions.
1861 (Plugin_manager::Rescannable): Define type.
1862 (Plugin_manager::Rescannable_list): Define type.
1863 (Plugin_manager::Undefined_symbol_list): Define type.
1864 (Plugin_manager::Plugin_manager): Initialize new fields.
1865 * archive.cc (Archive::defines_symbol): New function.
1866 (Add_archive_symbols::run): Pass archive to plugins if any.
1867 * archive.h (class Archive): Declare defines_symbol.
1868 * readsyms.cc (Input_group::~Input_group): New function.
1869 (Finish_group::run): Pass input_group to plugins if any.
1870 * readsyms.h (class Input_group): Declare destructor.
1871 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1872 any.
1873
3bb951e5
ILT		 18742011-01-10 Ian Lance Taylor <iant@google.com>
1875
1876 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1877 section as relro.
1878 (Layout::set_segment_offsets): Reset increase_relro before calling
1879 set_section_addresses a second time.
1880
0aa45fac
CC		 18812011-01-04 Cary Coutant <ccoutant@google.com>
1882
1883 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1884 sections before NOBITS sections.
1885
0db46eb4
L		 18862011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1887
1888 * version.cc (print_version): Update copyright to 2011.
1889
829c9745
CC		 18902010-12-23 Cary Coutant <ccoutant@google.com>
1891
1892 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1893 of OS to this->add. Add OD parameter to second form of the function.
1894
7500420b
ILT		 18952010-12-20 Ian Lance Taylor <iant@google.com>
1896
1897 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1898 second of two consecutive entries with same offset.
1899
f8e9a930
RW		 19002010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1901
1902 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1903 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1904 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1905 to avoid unneeded links against $(LDADD).
1906 * testsuite/Makefile.in: Regenerate.
1907
2fbb4320
ILT		 19082010-12-15 Ian Lance Taylor <iant@google.com>
1909
1910 PR gold/12324
1911 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1912 for R_X86_64_32 and R_X86_64_PC32.
1913 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1914 ver_matching_def_pic.o.
1915 (ver_matching_def_pic.o): New target.
1916
fedb228d
RW		 19172010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1918
1919 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1920 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1921 Move definition before File_read::View member definitions.
1922 (File_read::View::~View): Initialize and hold lock before
1923 updating current_mapped_bytes.
1924
9b547ce6
RW		 19252010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1926
1927 * dwarf_reader.cc: Remove outdated comment.
1928 * gold-threads.cc: Fix typo in error message.
1929 * archive.cc: Fix typos in comments.
1930 * archive.h: Likewise.
1931 * arm-reloc-property.cc: Likewise.
1932 * arm-reloc-property.h: Likewise.
1933 * arm-reloc.def: Likewise.
1934 * arm.cc: Likewise.
1935 * attributes.h: Likewise.
1936 * cref.cc: Likewise.
1937 * ehframe.cc: Likewise.
1938 * fileread.h: Likewise.
1939 * gold.h: Likewise.
1940 * i386.cc: Likewise.
1941 * icf.cc: Likewise.
1942 * incremental.h: Likewise.
1943 * int_encoding.cc: Likewise.
1944 * layout.h: Likewise.
1945 * main.cc: Likewise.
1946 * merge.h: Likewise.
1947 * object.cc: Likewise.
1948 * object.h: Likewise.
1949 * options.cc: Likewise.
1950 * readsyms.cc: Likewise.
1951 * reduced_debug_output.cc: Likewise.
1952 * reloc.cc: Likewise.
1953 * script-sections.cc: Likewise.
1954 * sparc.cc: Likewise.
1955 * symtab.h: Likewise.
1956 * target-reloc.h: Likewise.
1957 * target.cc: Likewise.
1958 * target.h: Likewise.
1959 * timer.cc: Likewise.
1960 * timer.h: Likewise.
1961 * x86_64.cc: Likewise.
1962
83e17bd5
CC		 19632010-12-09 Cary Coutant <ccoutant@google.com>
1964
1965 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1966 stack.
1967 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1968 parameter; change all callers.
1969 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1970 * options.h (warn_execstack): New option.
1971
017257f8
DK		 19722010-12-07 Doug Kwan <dougkwan@google.com>
1973
1974 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1975 like function call relocations.
1976
c20cbc06
ILT		 19772010-12-07 Ian Lance Taylor <iant@google.com>
1978
1979 * archive.cc (Archive::get_elf_object_for_member): Permit
1980 punconfigured to be NULL.
1981 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1982 (Archive::include_member): Pass NULL to get_elf_object_for_member
1983 if we searched for the archive and this is the first included
1984 object.
1985
4dbfafcc
ILT		 19862010-12-01 Ian Lance Taylor <iant@google.com>
1987
1988 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1989 track_relocs_type_ field.
1990 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1991 Set track_relocs_type_.
1992 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1993 contents when using RELA relocs.
1994 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1995 reloc_map_.
1996 * reloc.cc (Track_relocs::next_addend): New function.
1997 * reloc.h (class Track_relocs): Declare next_addend.
1998
e5e19edd
ILT		 19992010-12-01 Ian Lance Taylor <iant@google.com>
2000
2001 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2002 virtual destructor.
2003
9a5ce24c
ILT		 20042010-12-01 Ian Lance Taylor <iant@google.com>
2005
2006 * README: Update compilers known to work and fail.
2007
c7791212
NC		 20082010-11-23 Matthias Klose <doko@ubuntu.com>
2009
2010 * configure.in: For --enable-gold, handle value `default' instead of
2011 `both*'. Always install ld as ld.bfd, install as ld if gold is
2012 not the default.
2013 * configure: Regenerate.
2014
0ad220c9
DK		 20152010-11-18 Doug Kwan <dougkwan@google.com>
2016
2017 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2018 and right_alignment to be zero. Store result alignment only if it is
2019 greater than existing alignment.
2020
ab8056e0
CC		 20212010-11-16 Cary Coutant <ccoutant@google.com>
2022
2023 PR gold/12220
2024 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2025 Check for ".zdebug_line".
2026
fd064a5b
CC		 20272010-11-16 Doug Kwan <dougkwan@google.com>
2028 Cary Coutant <ccoutant@google.com>
2029
2030 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2031 by reference; adjust all callers.
2032 * output.cc (Output_segment::set_section_addresses): Adjust references
2033 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2034 list is empty.
2035 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2036 end at page boundary.
2037
6fc6ea19
CC		 20382010-11-16 Cary Coutant <ccoutant@google.com>
2039
2040 PR gold/12220
2041 * layout.cc (Layout::choose_output_section): Transform names of
2042 compressed sections even when using a script with a SECTIONS clause.
2043 (Layout::output_section_name): Remove code to transform
2044 compressed debug section names.
2045 * output.cc (Output_section::add_input_section): Use uncompressed
2046 section size when tracking input sections.
2047
95a2c8d6
RS		 20482010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2049
2050 * symtab.h (Symbol::NON_PIC_REF): Remove.
2051 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2052 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2053 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2054 (Symbol::use_plt_offset): Take a flags argument and pass it
2055 directly to needs_dynamic_reloc. Restrict check for undefined
2056 weak symbols to function calls.
2057 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2058 (Target_arm::Scan::global): Use it.
2059 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2060 (Target_arm::Relocate::relocate): Likewise.
2061 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2062 parameter with an r_type parameter. Use get_reference_flags
2063 to get the flags.
2064 (Target_arm::Relocate::relocate): Update accordingly.
2065 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2066 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2067 (Target_i386::Scan::global): Likewise.
2068 (Target_i386::Relocate::relocate): Likewise.
2069 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2070 parameter with an r_type parameter. Use get_reference_flags
2071 to get the flags.
2072 (Target_i386::Relocate::relocate): Update accordingly.
2073 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2074 (Target_powerpc::Scan::global): Use it.
2075 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2076 (Target_powerpc::Relocate::relocate): Likewise.
2077 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2078 (Target_sparc::Scan::global): Use it.
2079 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2080 (Target_sparc::Relocate::relocate): Likewise.
2081 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2082 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2083 (Target_x86_64::Scan::global): Likewise.
2084 (Target_x86_64::Relocate::relocate): Likewise.
2085
f625ae50
DK		 20862010-11-08 Doug Kwan <dougkwan@google.com>
2087 Cary Coutant <ccoutant@google.com>
2088
2089 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2090 (Arm_exidx_merge_section::section_contents_): New data member.
2091 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2092 (Arm_input_section::~Arm_input_section): De-allocate memory.
2093 (Arm_input_section::original_contents_): New data member.
2094 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2095 in parameters instead of calling Object::section_contents without
2096 locking.
2097 (Arm_output_section::group_section): New parameter TASK. Pass it
2098 to callees that need locking objects.
2099 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2100 to lock EXIDX input sections. Fix a formatting issue. Call
2101 Arm_exidx_merged_section::build_contents to create merged section
2102 contents.
2103 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2104 to lock object of stub table owner.
2105 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2106 TEXT_SIZE to initialize data member TEXT_SIZE_.
2107 (Arm_exidx_input_section::addralign): Fix typo in comment.
2108 (Arm_exidx_input_section::text_size): New method.
2109 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2110 that require locking objects. Lock objects before scanning for stubs
2111 and updating local symbols.
2112 (Arm_input_section<big_endian>::init): Copy contents of original
2113 input section.
2114 (Arm_input_section<big_endian>::do_write): Use saved contents of
2115 original input section instead of calling Object::section_contents
2116 without locking.
2117 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2118 size without calling Object::section_size().
2119 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2120 for size. Allocate a buffer for merged EXIDX entries.
2121 (Arm_exidx_merged_section::build_contents): New method.
2122 (Arm_exidx_merged_section::do_write): Move merge section contents
2123 building code to Arm_exidx_merged_section::build_contetns. Write
2124 out contetns in buffer instead of building it on the fly.
2125 (Arm_relobj::make_exidx_input_section): Also pass text section size
2126 to Arm_exidx_input_section constructor.
2127 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2128 (Arm_dynobj::do_read_symbols): Fix memory leak.
2129 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2130 * target.h: (class Task): Add forward declaration.
2131 (Target::relax): Add new parameter TASK and pass it to
2132 Target::do_relax().
2133 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2134
5f9bcf58
CC		 21352010-11-05 Cary Coutant <ccoutant@google.com>
2136
2137 PR gold/10708
2138 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2139 object when reading from the file.
2140 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2141 second layout pass.
2142 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2143 when reading section contents.
2144 (get_section_contents): Likewise.
2145 (icf::find_identical_sections): Likewise.
2146 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2147 object when reading from the file.
2148 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2149 the object when doing deferred section layout.
2150
e597fa08
NC		 21512010-11-03 Nick Clifton <nickc@redhat.com>
2152
2153 PR gold/12001
2154 * script.h (class Symbol_assignment: name): New member. Returns
2155 the name of the symbol.
2156 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2157 Returns true if the given symbol name is on the list of
2158 assignments wating to be processed.
2159 * archive.cc (should_incldue_member): If the symbol is undefined,
2160 check to see if it is on the list of symbols pending assignment.
2161
3f9a3278
ILT		 21622010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2163
2164 * script-sections.cc (Script_sections::find_memory_region): Check
2165 for a NULL output section pointer.
2166
d06fb4d1
DK		 21672010-10-29 Doug Kwan <dougkwan@google.com>
2168
2169 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2170 Output_section::add_relaxed_input_section.
2171 * output.cc (Output_section::add_relaxed_input_section): Add new
2172 arguments LAYOUT and NAME. Set section order index.
2173 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2174 Copy section order index.
2175 * output.h (Output_section::add_relaxed_input_section): Add new
2176 arguments LAYOUT and NAME.
2177
90e24de5
ILT		 21782010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2179
2180 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2181 NATIVE_OR_CROSS_LINKER.
2182 * testsuite/Makefile.in: Regenerate.
2183
c9484ea5
DK		 21842010-10-20 Doug Kwan <dougkwan@google.com>
2185
2186 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2187 without SHF_LINK_ORDER flags.
2188 * layout.cc (Layout::choose_output_section): Do not filter
2189 SHF_LINK_ORDER flag in a relocatable link.
2190
5bc2f5be
CC		 21912010-10-17 Cary Coutant <ccoutant@google.com>
2192
2193 * output.h (Output_segment::set_section_addresses): Change function
2194 signature. Update all callers.
2195 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2196 sections.
2197 (Output_segment::set_section_addresses): Align after last TLS
2198 section. Add padding before last relro section instead of after.
2199
0c91cf04
DK		 22002010-10-17 Doug Kwan <dougkwan@google.com>
2201
2202 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2203 GOT output section to be writable.
2204
8c21d9d3
CC		 22052010-10-14 Cary Coutant <ccoutant@google.com>
2206
2207 * debug.h (DEBUG_INCREMENTAL): New flag.
2208 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2209 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2210 mode.
2211 * incremental.cc (report_command_line): Ignore all forms of
2212 --incremental.
2213 * layout.cc (Layout::Layout): Check parameters for incremental link
2214 mode.
2215 * options.cc (General_options::parse_incremental): New function.
2216 (General_options::parse_no_incremental): New function.
2217 (General_options::parse_incremental_full): New function.
2218 (General_options::parse_incremental_update): New function.
2219 (General_options::incremental_mode_): New data member.
2220 (General_options::finalize): Check incremental_mode_.
2221 * options.h (General_options): Update help text for --incremental.
2222 Add --no-incremental, --incremental-full, --incremental-update.
2223 (General_options::Incremental_mode): New enum type.
2224 (General_options::incremental_mode): New function.
2225 (General_options::incremental_mode_): New data member.
2226 * parameters.cc (Parameters::incremental_mode_): New data member.
2227 (Parameters::set_options): Set incremental_mode_.
2228 (Parameters::set_incremental_full): New function.
2229 (Parameters::incremental): New function.
2230 (Parameters::incremental_update): New function.
2231 (set_parameters_incremental_full): New function.
2232 * parameters.h (Parameters::set_incremental_full): New function.
2233 (Parameters::incremental): New function.
2234 (Parameters::incremental_update): New function.
2235 (Parameters::incremental_mode_): New data member.
2236 (set_parameters_incremental_full): New function.
2237 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2238 incremental link mode.
2239 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2240 (Sized_relobj::do_relocate_sections): Likewise.
2241 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2242 option.
2243 * testsuite/Makefile.in: Regenerate.
2244 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2245
bb32aa18 22462010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2247
2248 * script-sections.h (class Script_sections): Make
2249 Sections_elements typedef public.
2250 * script-sections.cc (class Sort_output_sections): Add elements_
2251 field. Add constructor which sets it; change all callers.
2252 (Sort_output_sections::is_before): New function.
2253 (Sort_output_sections::operator()): Call is_before.
2254 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2255 conditional.
2256 * testsuite/script_test_10.sh: New test. Test script section
2257 order.
2258 * testsuite/script_test_10.t: Likewise.
2259 * testsuite/script_test_10.s: Likewise.
2260 * testsuite/Makefile.am: Wrap the cross linker tests and the
2261 common tests into NATIVE_OR_CROSS_LINKER.
2262 (check_SCRIPTS): Add script_test_10.sh.
2263 (check_DATA): Add script_test_10.stdout.
2264 (script_test_10.o, script_test_10): New targets.
2265 (script_test_10.stdout): New target.
2266 * configure, testsuite/Makefile.in: Regenerate.
2267
3cef7179
ILT		 22682010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2269
2270 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2271 error for the deprecated relocations.
2272 (Target_arm::Scan::global): Likewise.
2273 (Target_arm::Relocate::relocate): Likewise.
2274
7411e9a8
RS		 22752010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2276
2277 * fileread.cc (Input_file::find_file): Initialize *found_name
2278 and *namep when using the fallback search for case 4.
2279
6a9da32a
CC		 22802010-10-11 Cary Coutant <ccoutant@google.com>
2281
2282 * options.h (class General_options): Redefine -z lazy as an alias for
2283 the negation of -z now.
2284
ac897c20
ILT		 22852010-10-11 Ian Lance Taylor <iant@google.com>
2286
2287 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2288 binding.
2289
ea5cae92
NC		 22902010-10-06 Nick Clifton <nickc@redhat.com>
2291
2292 * script-sections.cc(class Memory_region): Remove
2293 current_lma_offset_ field. Rename current_vma_offset_ to
2294 current_offset_. Add last_section_ field.
2295 (Memory_region::get_current_vma_address): Rename to
2296 get_current_address.
2297 (Memory_region::get_current_lma_address): Delete.
2298 (Memory_region::increment_vma_offset): Rename to
2299 increment_offset.
2300 (Memory_region::increment_lma_offset): Delete.
2301 (Memory_region::attributes_compatible): New method. Returns
2302 true if the provided section is compatible with the region.
2303 (Memory_region::get_last_section): New method. Returns the last
2304 section to use the region.
2305 (Memory_region::set_last_section): New method. Stores the last
2306 section to use the region.
2307 (Script_sections::block_in_region): New method. Returns true if
2308 a block of memory is contained within a region.
2309 (Script_sections::find_memory_region): New method. Locates a
2310 memory region to be used to set a VMA or LMA address.
2311 (Output_section_definition::set_section_addresses): Add code to
2312 check for addresses set by memory regions.
2313 (Output_segment::set_section_addresses): Remove memory region
2314 walking code.
2315 (Script_sections::create_segment): Add a warning if a header
2316 segment is created outside of any region.
2317 * script-sections.h (class Script_sections): Add prototypes for
2318 find_memory_region and block_in_region methods.
2319 * testsuite/memory_test.s: Use .long instead of .word.
2320 * testsuite/memory_test.t: Add some more output sections.
2321 * testsuite/memory_test.sh: Update expected output.
2322
a9bfd952
DK		 23232010-10-02 Doug Kwan <dougkwan@google.com>
2324
2325 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2326 defintion to symtab.h
2327 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2328 declaration to defintion.
2329
bacff3ab
NC		 23302010-10-01 Nick Clifton <nickc@redhat.com>
2331
2332 * expression.cc (eval): Replace dummy argument with NULL.
2333 (eval_maybe_dot): Check for a NULL result section pointer.
2334 (Symbol_expression::value): Likewise.
2335 (Dot_expression::value): Likewise.
2336 (BINARY_EXPRESSION): Likewise.
2337 (Max_expression::value): Likewise.
2338 (Min_expression::value): Likewise.
2339 (Absolute_expression::value): Likewise.
2340 (Addr_expression::value_from_output_section): Likewise.
2341 (Loaddddr_expression::value_from_output_section): Likewise.
2342 (Segment_start_expression::value): Likewise.
2343 * script-sections.cc
2344 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2345 argument with NULL.
2346 (Sections_elememt_dot_assignment::set_section_addresses):
2347 Likewise.
2348 (Output_data_expression::do_write_to_buffer): Likewise.
2349 (Output_section_definition::finalize_symbols): Likewise.
2350 (Output_section_definition::set_section_addresses): Likewise.
2351
f81bc8b5
DK		 23522010-09-30 Doug Kwan <dougkwan@google.com>
2353
2354 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2355
c95e9f27
ST		 23562010-09-28 Sriraman Tallam <tmsriram@google.com>
2357
2358 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2359 function.
c95e9f27
ST		 2360 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2361 virtual function.
2362 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2363 virtual function.
2364 * icf.cc (get_section_contents): Inline merge sections only when
2365 target allows it.
2366
3cac54d2
RW		 23672010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2368
2369 * configure: Regenerate.
2370
2904037a
ILT		 23712010-09-17 Ian Lance Taylor <iant@google.com>
2372
2373 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2374 * testsuite/Makefile.am (memory_test.o): New target.
2375 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2376 memory_test.t.
2377 * testsuite/Makefile.in: Rebuild.
2904037a 2378
bca7fb63
DK		 23792010-09-17 Doug Kwan <dougkwan@google.com>
2380
2381 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2382 defintion if relocation uses GOT entries of the symbol.
2383 * testsuite/icf_safe_test.sh: Fix test.
2384 * testsuite/icf_safe_so_test.sh: Fix test.
2385
4ef28648
CC		 23862010-09-16 Cary Coutant <ccoutant@google.com>
2387
2388 * script_sections.cc (class Memory_region): Remove "NULL" from
2389 vector initializations.
2390
793990de
CC		 23912010-09-15 Cary Coutant <ccoutant@google.com>
2392
2393 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2394 Resolve forwarding symbols.
2395
81e015e2
DK		 23962010-09-15 Doug Kwan <dougkwan@google.com>
2397
2398 * gold/testsuite/script_test_3.t: Add ARM special sections.
2399 * gold/testsuite/script_test_4.t: Same.
2400 * gold/testsuite/script_test_5.t: Same.
2401 * gold/testsuite/script_test_6.t: Same.
2402 * gold/testsuite/script_test_7.t: Same.
2403 * gold/testsuite/script_test_7.t: Same.
2404 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2405
36171d64
CC		 24062010-09-14 Cary Coutant <ccoutant@google.com>
2407
2408 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2409 (Target_x86_64::Relocate::relocate_tls): Replace check for
2410 saw_tls_block_reloc_ with test for executable section.
2411
d89051bd
CC		 24122010-09-12 Cary Coutant <ccoutant@google.com>
2413
2414 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2415 position-independent executables to shared libraries need dynamic
2416 relocations.
2417 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2418 position-independent executables.
2419 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2420 * testsuite/Makefile.in: Regenerate.
2421
fca41f0f
NC		 24222010-09-10 Nick Clifton <nickc@redhat.com>
2423
2424 PR gold/11997
2425 * testsuite/memory_test.t: Discard any sections that are not
2426 needed.
2427
6695e4b3
L		 24282010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2429
2430 PR gold/11996
2431 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2432 "This::" to work around a bug in gcc 4.2.
2433
2434 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2435
0f72bf6f
RÁE		 24362010-09-09 Rafael Espindola <espindola@google.com>
2437
2438 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2439 sections with different PF_X flags in the same segment.
2440 (Layout::find_first_load_seg): Search all segments to find the first
2441 one.
2442 * options.h (rosegment): New.
2443
24442010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2445
05a79166 2446 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2447
aa98ff75
DK		 24482010-09-08 Doug Kwan <dougkwan@google.com>
2449
2450 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2451 (Arm_relobj::do_relocate_sections): Add new parameter for output
2452 file to match the parent.
2453 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2454 of local symbols instead of input values. Update code to track
2455 changes in gold::relocate_section.
2456 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2457 (Sized_relobj::compute_final_local_value_internal): New methods.
2458 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2459 body into private version of Sized_relobj::compute_final_local_value.
2460 Call the inline method.
2461 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2462 merged symbol value if there is one.
2463 (Symbol_value::has_output_value): New method defintiion.
2464 (Sized_relobj::Compute_final_local_value_status): New enum type.
2465 (Sized_relobj::compute_final_local_value): New methods.
2466 (Sized_relobj::compute_final_local_value_internal): New methods.
2467 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2468 and arm_cortex_a8.sh.
2469 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2470 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2471 New tests.
2472 * Makefile.in: Regenerate.
2473 * testsuite/arm_bl_out_of_range.s: Update test.
2474 * testsuite/thumb_bl_out_of_range.s: Ditto.
2475 * testsuite/thumb_blx_out_of_range.s: Ditto.
2476 * testsuite/arm_branch_out_of_range.sh: New file.
2477 * testsuite/arm_cortex_a8.sh: Ditto.
2478 * testsuite/arm_cortex_a8_b.s: Ditto.
2479 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2480 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2481 * testsuite/arm_cortex_a8_bl.s: Ditto.
2482 * testsuite/arm_cortex_a8_blx.s: Ditto.
2483 * testsuite/arm_cortex_a8_local.s: Ditto.
2484 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2485 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2486
05a79166
L		 24872010-09-08 Rafael Espindola <espindola@google.com>
2488
2489 * Makefile.am (memory_test.stdout): Run readelf with -W.
2490 * Makefile.in: Regenerate.
2491 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2492 64 bit output.
2493
33dbc701
RÁE		 24942010-09-08 Rafael Espindola <espindola@google.com>
2495
2496 * script-sections.cc (Script_sections::add_memory_region): Convert
2497 field precision to int.
2498 * script.cc (script_set_section_region, script_set_section_region):
2499 Convert field precision to int.
2500
731ca54a
RÁE		 25012010-09-08 Rafael Espindola <espindola@google.com>
2502
2503 * arm.cc (do_finalize_sections): Create the __exidx_start and
2504 __exdix_end symbols even when the section is missing.
2505
7f8cd844
NC		 25062010-09-08 Nick Clifton <nickc@redhat.com>
2507
2508 * README: Remove claim that MEMORY is not supported.
2509 * expression.cc (script_exp_function_origin)
2510 (script_exp_function_length): Move from here to ...
2511 * script.cc: ... here.
2512 (script_set_section_region, script_add_memory)
2513 (script_parse_memory_attr, script_include_directive): New
2514 functions.
2515 * script-sections.cc
2516 (class Memory_region): New class.
2517 (class Output_section_definition): Add set_memory_region,
2518 set_section_vma, set_section_lma and get_section_name methods.
2519 (class Script_Sections): Add add_memory_region,
2520 find_memory_region, find_memory_region_origin,
2521 find_memory_region_length and set_memory_region methods.
2522 Have set_section_addresses method walk the list of set memory
2523 regions.
2524 Extend the print methos to display memory regions.
2525 * script-sections.h: Add prototypes for new methods.
2526 Add enum for MEMORY region attributes.
2527 * yyscript.y: Add support for parsing MEMORY regions.
2528 * script-c.h: Add prototypes for new functions.
2529 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2530 * testsuite/Makefile.in: Regenerate.
2531 * testsuite/memory_test.sh: New script.
2532 * testsuite/memory_test.s: New assembler source file.
2533 * testsuite/memory_test.t: New linker script.
2534
a4649286
DK		 25352010-08-27 Doug Kwan <dougkwan@google.com>
2536
2537 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2538 reference override an existing dynamic weak reference.
2539 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2540 * testsuite/Makefile.in: Regenerate.
2541 * testsuite/dyn_weak_ref.sh: New file.
2542 * testsuite/dyn_weak_ref_1.c: Ditto.
2543 * testsuite/dyn_weak_ref_2.c: Ditto.
2544
b56648ad
ILT		 25452010-08-27 Ian Lance Taylor <iant@google.com>
2546
2547 * incremental.h (class Incremental_input_entry): Add virtual
2548 destructor.
2549
809313cb
ILT		 25502010-08-27 Ian Lance Taylor <iant@google.com>
2551
2552 * testsuite/start_lib_test_3.c: Mark t3 as used.
2553
11e32464
NC		 25542010-08-27 Nick Clifton <nickc@redhat.com>
2555
2556 * options.cc (version_script): Fix small typo in previous
2557 whitespace tidyup.
2558
ca09d69a
NC		 25592010-08-25 Nick Clifton <nickc@redhat.com>
2560
2561 * archive.cc: Formatting fixes: Remove whitespace between
2562 typename and following asterisk. Remove whitespace between
2563 function name and opening parenthesis.
2564 * archive.h: Likewise.
2565 * arm.cc: Likewise.
2566 * attributes.cc: Likewise.
2567 * attributes.h: Likewise.
2568 * common.cc: Likewise.
2569 * copy-relocs.cc: Likewise.
2570 * dirsearch.h: Likewise.
2571 * dynobj.cc: Likewise.
2572 * ehframe.cc: Likewise.
2573 * ehframe.h: Likewise.
2574 * expression.cc: Likewise.
2575 * fileread.cc: Likewise.
2576 * fileread.h: Likewise.
2577 * gc.h: Likewise.
2578 * gold-threads.cc: Likewise.
2579 * gold.cc: Likewise.
2580 * i386.cc: Likewise.
2581 * icf.h: Likewise.
2582 * incremental-dump.cc: Likewise.
2583 * incremental.cc: Likewise.
2584 * layout.cc: Likewise.
2585 * layout.h: Likewise.
2586 * main.cc: Likewise.
2587 * merge.cc: Likewise.
2588 * merge.h: Likewise.
2589 * object.cc: Likewise.
2590 * object.h: Likewise.
2591 * options.cc: Likewise.
2592 * options.h: Likewise.
2593 * output.cc: Likewise.
2594 * output.h: Likewise.
2595 * plugin.cc: Likewise.
2596 * plugin.h: Likewise.
2597 * powerpc.cc: Likewise.
2598 * reloc.cc: Likewise.
2599 * script-c.h: Likewise.
2600 * script-sections.cc: Likewise.
2601 * script.cc: Likewise.
2602 * stringpool.cc: Likewise.
2603 * symtab.cc: Likewise.
2604 * symtab.h: Likewise.
2605 * target.cc: Likewise.
2606 * timer.cc: Likewise.
2607 * timer.h: Likewise.
2608 * version.cc: Likewise.
2609 * x86_64.cc: Likewise.
2610
b8fa8750
NC		 26112010-08-24 Nick Clifton <nickc@redhat.com>
2612
2613 PR 11899
2614 * layout.cc (segment_precedes): Sort segments by their physical
2615 addresses, if they have been set.
2616
9919d93b
CC		 26172010-08-23 Cary Coutant <ccoutant@google.com>
2618
2619 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2620 symbols data.
2621 (Lib_group::include_member): Unlock object after deleting its
2622 symbols data.
2623 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2624 the bug fixed here.
2625
97b4be1c
CC		 26262010-08-19 Neil Vachharajani <nvachhar@google.com>
2627 Cary Coutant <ccoutant@google.com>
2628
2629 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2630 constructor, and set_blocker.
2631 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2632 readsyms_blocker_.
2633 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2634 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2635 * testsuite/Makefile.am (start_lib_test): New test case.
2636 * testsuite/Makefile.in: Regenerate.
2637 * testsuite/start_lib_test_main.c: New file.
2638 * testsuite/start_lib_test_1.c: New file.
2639 * testsuite/start_lib_test_2.c: New file.
2640 * testsuite/start_lib_test_3.c: New file.
2641
dd0b1884
ILT		 26422010-08-19 Ian Lance Taylor <iant@google.com>
2643
2644 * Makefile.in: Rebuild with automake 1.11.1.
2645 * aclocal.m4: Likewise.
2646 * testsuite/Makefile.in: Likewise.
2647
7223e9ca
ILT		 26482010-08-19 Ian Lance Taylor <iant@google.com>
2649
2650 PR 10893
2651 * i386.cc (class Output_data_plt_i386): Update declarations.
2652 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2653 local_ifuncs_ fields.
2654 (Target_i386::do_plt_section_for_global): New function.
2655 (Target_i386::do_plt_section_for_local): New function.
2656 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2657 parameter; change all callers. Initialize global_ifuncs_ and
2658 local_ifuncs_. If doing a static link define __rel_iplt_start and
2659 __rel_iplt_end.
2660 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2661 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2662 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2663 symbols.
2664 (Target_i386::make_plt_section): New function, broken out of
2665 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2666 (Target_i386::make_plt_entry): Call make_plt_section.
2667 (Target_i386::make_local_ifunc_plt_entry): New function.
2668 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2669 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2670 R_386_IRELATIVE to switch.
2671 (Target_i386::Scan::global): Likewise.
2672 (Target_i386::Relocate::relocate): Likewise.
2673 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2674 switch.
2675 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2676 (Target_x86_64::do_plt_section_for_global): New function.
2677 (Target_x86_64::do_plt_section_for_local): New function.
2678 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2679 parameter; change all callers. If doing a static link define
2680 __rela_iplt_start and __rela_iplt_end.
2681 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2682 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2683 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2684 to point to .plt.
2685 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2686 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2687 switch.
2688 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2689 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2690 R_X86_64_IRELATIVE to switch.
2691 (Target_x86_64::Scan::global): Likewise.
2692 (Target_x86_64::Relocate::relocate): Likewise.
2693 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2694 switch.
2695 * target.h (class Target): Add plt_section_for_global and
2696 plt_section_for_local functions. Add do_plt_section_for_global
2697 and do_plt_section_for_local virtual functions.
2698 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2699 clarifying comments.
2700 (Symbol::use_plt_offset): Handle IFUNC symbol.
2701 * object.cc (Sized_relobj::Sized_relobj): Initialize
2702 local_plt_offsets_.
2703 (Sized_relobj::local_has_plt_offset): New function.
2704 (Sized_relobj::local_plt_offset): New function.
2705 (Sized_relobj::set_local_plt_offset): New function.
2706 (Sized_relobj::do_count): Handle IFUNC symbol.
2707 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2708 a bit away from input_shndx_ field. Add set_is_func_symbol and
2709 is_ifunc_symbol functions.
2710 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2711 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2712 local_plt_offsets_ field.
2713 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2714 * output.h (class Output_section_data): Add non-const
2715 output_section function.
2716 (class Output_data_got): Update declarations.
2717 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2718 Add use_plt_offset parameter to global and local constructors.
2719 Change all callers. Change local_sym_index_ field to 31 bits.
2720 Change GSYM_CODE and CONSTANT_CODE accordingly.
2721 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2722 doing a static link don't set sh_link field.
2723 (Output_data_got::Got_entry::write): Use PLT offset if
2724 appropriate.
2725 (Output_data_got::add_global_plt): New function.
2726 (Output_data_got::add_local_plt): New function.
2727 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2728 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2729 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2730 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2731 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2732 IFUNC conditional.
2733 * testsuite/ifunc-sel.h: New file.
2734 * testsuite/ifuncmain1.c: New file.
2735 * testsuite/ifuncmain1vis.c: New file.
2736 * testsuite/ifuncmod1.c: New file.
2737 * testsuite/ifuncdep2.c: New file.
2738 * testsuite/ifuncmain2.c: New file.
2739 * testsuite/ifuncmain3.c: New file.
2740 * testsuite/ifuncmod3.c: New file.
2741 * testsuite/ifuncmain4.c: New file.
2742 * testsuite/ifuncmain5.c: New file.
2743 * testsuite/ifuncmod5.c: New file.
2744 * testsuite/ifuncmain6pie.c: New file.
2745 * testsuite/ifuncmod6.c: New file.
2746 * testsuite/ifuncmain7.c: New file.
2747 * configure, testsuite/Makefile.in: Rebuild.
2748
56f75c03
ILT		 27492010-08-18 Ian Lance Taylor <iant@google.com>
2750
2751 * incremental.cc
2752 (Output_section_incremental_inputs::write_input_files): Add cast
2753 to avoid signed/unsigned comparison warning.
2754 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2755
55455f89
CC		 27562010-08-12 Cary Coutant <ccoutant@google.com>
2757
2758 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2759
e2054bcb
ILT		 27602010-08-13 Ian Lance Taylor <iant@google.com>
2761
2762 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2763
74f67560
DK		 27642010-08-12 Cary Coutant <ccoutant@google.com>
2765 Doug Kwan <dougkwan@google.com>
2766
2767 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2768 defintion overrides non-weak undef, remember that the original undef
2769 is not weak.
2770 * symtab.cc (Symbol_table::sized_write_global): For undef without
2771 an original weak binding, set binding to global in output.
2772 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2773 * testsuite/Makefile.in: Regenerate.
2774 * testsuite/strong_ref_weak_def.sh: New file.
2775 * testsuite/strong_ref_weak_def_1.c: Ditto.
2776 * testsuite/strong_ref_weak_def_2.c: Ditto.
2777
d1238d12
CC		 27782010-08-12 Cary Coutant <ccoutant@google.com>
2779
2780 * testsuite/incremental_test.sh: Rewrite.
2781 * testsuite/incremental_test_1.c: Rewrite.
2782 * testsuite/incremental_test_2.c: Rewrite.
2783
0e70b911
CC		 27842010-08-12 Cary Coutant <ccoutant@google.com>
2785
2786 * arm.cc (Target_arm::got_size): Add const.
2787 (Target_arm::got_entry_count): New function.
2788 (Target_arm::plt_entry_count): New function.
2789 (Target_arm::first_plt_entry_offset): New function.
2790 (Target_arm::plt_entry_size): New function.
2791 (Output_data_plt_arm::entry_count): New function.
2792 (Output_data_plt_arm::first_plt_entry_offset): New function.
2793 (Output_data_plt_arm::get_plt_entry_size): New function.
2794 * i386.cc (Target_i386::got_size): Add const.
2795 (Target_i386::got_entry_count): New function.
2796 (Target_i386::plt_entry_count): New function.
2797 (Target_i386::first_plt_entry_offset): New function.
2798 (Target_i386::plt_entry_size): New function.
2799 (Output_data_plt_i386::entry_count): New function.
2800 (Output_data_plt_i386::first_plt_entry_offset): New function.
2801 (Output_data_plt_i386::get_plt_entry_size): New function.
2802 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2803 find_incremental_inputs_sections. Dump incremental_got_plt section.
2804 * incremental.cc: Include target.h.
2805 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2806 parameter. Adjust all callers. Find incremental_got_plt section.
2807 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2808 section.
2809 (Output_section_incremental_inputs::set_final_data_size): Calculate
2810 size of incremental_got_plt section.
2811 (Output_section_incremental_inputs::do_write): Write the
2812 incremental_got_plt section.
2813 (Got_plt_view_info): New struct.
2814 (Local_got_offset_visitor): New class.
2815 (Global_got_offset_visitor): New class.
2816 (Global_symbol_visitor_got_plt): New class.
2817 (Output_section_incremental_inputs::write_got_plt): New function.
2818 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2819 Add parameter. Adjust all callers.
2820 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2821 (Incremental_inputs::got_plt_section): New function.
2822 (Incremental_inputs::got_plt_section_): New data member.
2823 (Incremental_got_plt_reader): New class.
2824 * layout.cc (Layout::create_incremental_info_sections): Add the
2825 incremental_got_plt section.
2826 * object.h (Got_offset_list::get_list): New function.
2827 (Got offset_list::for_all_got_offsets): New function.
2828 (Sized_relobj::local_got_offset_list): New function.
2829 * powerpc.cc (Target_powerpc::got_size): Add const.
2830 (Target_powerpc::got_entry_count): New function.
2831 (Target_powerpc::plt_entry_count): New function.
2832 (Target_powerpc::first_plt_entry_offset): New function.
2833 (Target_powerpc::plt_entry_size): New function.
2834 (Output_data_plt_powerpc::entry_count): New function.
2835 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2836 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2837 * sparc.cc (Target_sparc::got_size): Add const.
2838 (Target_sparc::got_entry_count): New function.
2839 (Target_sparc::plt_entry_count): New function.
2840 (Target_sparc::first_plt_entry_offset): New function.
2841 (Target_sparc::plt_entry_size): New function.
2842 (Output_data_plt_sparc::entry_count): New function.
2843 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2844 (Output_data_plt_sparc::get_plt_entry_size): New function.
2845 * symtab.h (Symbol::got_offset_list): New function.
2846 (Symbol_table::for_all_symbols): New function.
2847 * target.h (Sized_target::got_entry_count): New function.
2848 (Sized_target::plt_entry_count): New function.
2849 (Sized_target::plt_entry_size): New function.
2850 * x86_64.cc (Target_x86_64::got_size): Add const.
2851 (Target_x86_64::got_entry_count): New function.
2852 (Target_x86_64::plt_entry_count): New function.
2853 (Target_x86_64::first_plt_entry_offset): New function.
2854 (Target_x86_64::plt_entry_size): New function.
2855 (Output_data_plt_x86_64::entry_count): New function.
2856 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2857 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2858
09ec0418
CC		 28592010-08-12 Cary Coutant <ccoutant@google.com>
2860
2861 * archive.cc: Include incremental.h.
2862 (Archive::Archive): Initialize incremental_info_.
2863 (Archive::include_member): Record archive members in incremental info.
2864 (Add_archive_symbols::run): Record begin and end of an archive in
2865 incremental info.
2866 (Lib_group::include_member): Record objects in incremental info.
2867 * archive.h (Incremental_archive_entry): Forward declaration.
2868 (Archive::set_incremental_info): New member function.
2869 (Archive::incremental_info): New member function.
2870 (Archive::Unused_symbol_iterator): New class.
2871 (Archive::unused_symbols_begin): New member function.
2872 (Archive::unused_symbols_end): New member function.
2873 (Archive::incremental_info_): New data member.
2874 * incremental-dump.cc (find_input_containing_global): New function.
2875 (dump_incremental_inputs): Dump new incremental info sections.
2876 * incremental.cc: Include symtab.h.
2877 (Output_section_incremental_inputs): New class.
2878 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2879 new incremental info sections.
2880 (Sized_incremental_binary::do_check_inputs): Likewise.
2881 (Incremental_inputs::report_archive): Remove.
2882 (Incremental_inputs::report_archive_begin): New function.
2883 (Incremental_inputs::report_archive_end): New function.
2884 (Incremental_inputs::report_object): New function.
2885 (Incremental_inputs::finalize_inputs): Remove.
2886 (Incremental_inputs::report_input_section): New function.
2887 (Incremental_inputs::report_script): Rewrite.
2888 (Incremental_inputs::finalize): Do nothing but finalize string table.
2889 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2890 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2891 (Incremental_inputs::create_data_sections): New function.
2892 (Incremental_inputs::relocs_entsize): New function.
2893 (Output_section_incremental_inputs::set_final_data_size): New function.
2894 (Output_section_incremental_inputs::do_write): New function.
2895 (Output_section_incremental_inputs::write_header): New function.
2896 (Output_section_incremental_inputs::write_input_files): New function.
2897 (Output_section_incremental_inputs::write_info_blocks): New function.
2898 (Output_section_incremental_inputs::write_symtab): New function.
2899 * incremental.h (Incremental_script_entry): Forward declaration.
2900 (Incremental_object_entry): Forward declaration.
2901 (Incremental_archive_entry): Forward declaration.
2902 (Incremental_inputs): Forward declaration.
2903 (Incremental_inputs_header_data): Remove.
2904 (Incremental_inputs_header): Remove.
2905 (Incremental_inputs_header_write): Remove.
2906 (Incremental_inputs_entry_data): Remove.
2907 (Incremental_inputs_entry): Remove.
2908 (Incremental_inputs_entry_write): Remove.
2909 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2910 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2911 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2912 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2913 Likewise.
2914 (Incremental_input_entry): New class.
2915 (Incremental_script_entry): New class.
2916 (Incremental_object_entry): New class.
2917 (Incremental_archive_entry): New class.
2918 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2919 (Incremental_inputs::report_inputs): Remove.
2920 (Incremental_inputs::report_archive): Remove.
2921 (Incremental_inputs::report_archive_begin): New function.
2922 (Incremental_inputs::report_archive_end): New function.
2923 (Incremental_inputs::report_object): Change prototype.
2924 (Incremental_inputs::report_input_section): New function.
2925 (Incremental_inputs::report_script): Change prototype.
2926 (Incremental_inputs::get_reloc_count): New function.
2927 (Incremental_inputs::set_reloc_count): New function.
2928 (Incremental_inputs::create_data_sections): New function.
2929 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2930 (Incremental_inputs::inputs_section): New function.
2931 (Incremental_inputs::symtab_section): New function.
2932 (Incremental_inputs::relocs_section): New function.
2933 (Incremental_inputs::get_stringpool): Add const.
2934 (Incremental_inputs::command_line): Add const.
2935 (Incremental_inputs::inputs): Remove.
2936 (Incremental_inputs::command_line_key): New function.
2937 (Incremental_inputs::input_file_count): New function.
2938 (Incremental_inputs::input_files): New function.
2939 (Incremental_inputs::relocs_entsize): New function.
2940 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2941 (Incremental_inputs::finalize_inputs): Remove.
2942 (Incremental_inputs::Input_info): Remove.
2943 (Incremental_inputs::lock_): Remove.
2944 (Incremental_inputs::inputs_): Change type.
2945 (Incremental_inputs::inputs_map_): Remove.
2946 (Incremental_inputs::current_object_entry_): New data member.
2947 (Incremental_inputs::inputs_section_): New data member.
2948 (Incremental_inputs::symtab_section_): New data member.
2949 (Incremental_inputs::relocs_section_): New data member.
2950 (Incremental_inputs::reloc_count_): New data member.
2951 (Incremental_inputs_reader): New class.
2952 (Incremental_symtab_reader): New class.
2953 (Incremental_relocs_reader): New class.
2954 * layout.cc (Layout::finalize): Move finalization of incremental info
2955 and creation of incremental info sections to follow finalization of
2956 symbol table. Set offsets for postprocessing sections.
2957 (Layout::create_incremental_info_sections): Call
2958 Incremental_inputs::create_data_sections. Add incremental symtab
2959 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2960 sections to layout after input sections.
2961 * layout.h (struct Timespec): Forward declaration.
2962 (Layout::incremental_inputs): Add const.
2963 (Layout::create_incremental_info_sections): Add parameter.
2964 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2965 * object.cc: Include incremental.h.
2966 (Relobj::finalize_incremental_relocs): New function.
2967 (Sized_relobj::do_layout): Record input sections in incremental info.
2968 * object.h (Object::output_section): New function.
2969 (Object::output_section_offset): Moved from Relobj.
2970 (Object::get_incremental_reloc_base): New function.
2971 (Object::get_incremental_reloc_count): New function.
2972 (Object::do_output_section): New function.
2973 (Object::do_output_section_offset): Moved from Relobj.
2974 (Object::do_get_incremental_reloc_base): New function.
2975 (Object::do_get_incremental_reloc_count): New function.
2976 (Object::Object): Initialize new data members.
2977 (Relobj::output_section): Renamed do_output_section and moved to
2978 protected.
2979 (Relobj::output_section_offset): Moved to Object.
2980 (Relobj::do_get_incremental_reloc_base): New function.
2981 (Relobj::do_get_incremental_reloc_count): New function.
2982 (Relobj::allocate_incremental_reloc_counts): New function.
2983 (Relobj::count_incremental_reloc): New function.
2984 (Relobj::finalize_incremental_relocs): New function.
2985 (Relobj::next_incremental_reloc_index): New function.
2986 (Relobj::reloc_counts_): New data member.
2987 (Relobj::reloc_bases_): New data member.
2988 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2989 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2990 (Sized_relobj::incremental_relocs_scan): New function.
2991 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2992 (Sized_relobj::incremental_relocs_write): New function.
2993 (Sized_relobj::incremental_relocs_write_reltype): New function.
2994 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2995 incremental link.
2996 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2997 archives and object files elsewhere.
2998 (Add_symbols::run): Report object files here.
2999 (Finish_group::run): Report end of archive at end of group.
3000 * reloc.cc: Include layout.h, incremental.h.
3001 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3002 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3003 (Sized_relobj::incremental_relocs_scan): New function.
3004 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3005 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3006 (Sized_relobj::incremental_relocs_write): New function.
3007 (Sized_relobj::incremental_relocs_write_reltype): New function.
3008 * script.cc (read_input_script): Rewrite test for incremental link.
3009 Change call to Incremental_inputs::report_script.
3010 * symtab.h (Symbol_table::first_global_index): New function.
3011 (Symbol_table::output_count): New function.
3012
ce0d1972
DK		 30132010-08-12 Doug Kwan <dougkwan@google.com>
3014
3015 * arm.cc (Target_arm::merge_object_attributes): Check command line
3016 options --no-wchar-size-warning and --no-enum-size-warning.
3017 * options.h (General_options): Add ld-compatible options
3018 --no-enum-size-warning and --no-wchar-size-warning.
3019
6e5710ce
ILT		 30202010-08-04 Ian Lance Taylor <iant@google.com>
3021
3022 * x86_64.cc (Target_x86_64::Scan::local): Use
3023 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3024 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3025 (Target_x86_64::Scan::global): Likewise.
3026 (Target_x86_64::Relocate::relocate): Likewise.
3027 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3028 Likewise.
3029
fef830db
CC		 30302010-08-03 Cary Coutant <ccoutant@google.com>
3031
3032 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3033 to reserve space in merged_strings vector. Keep total input size
3034 for stats.
3035 (Output_merge_string::do_print_merge_stats): Print total input size.
3036 * merge.h (Output_merge_string): Add input_size_ field.
3037 * stringpool.cc (Stringpool_template::string_length): Move
3038 implementations out of Stringpool_template class and place in
3039 stringpool.h.
3040 * stringpool.h (string_length): Move out of Stringpool_template.
3041
1e3811b0
ILT		 30422010-08-03 Ian Lance Taylor <iant@google.com>
3043
3044 PR 11712
3045 * layout.cc (relaxation_loop_body): If address of load segment is
3046 set, adjust address to include headers if possible.
3047
7af0c620
ILT		 30482010-08-03 Ian Lance Taylor <iant@google.com>
3049
3050 * version.cc (version_string): Bump to 1.10.
3051
22f0da72
ILT		 30522010-08-03 Ian Lance Taylor <iant@google.com>
3053
3054 PR 11805
3055 * layout.h (enum Output_section_order): Define.
3056 (class Layout): Update declarations.
3057 * layout.cc (Layout::get_output_section): Add order parameter.
3058 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3059 is_first_non_relro parameters. Change all callers.
3060 (Layout::choose_output_section): Likewise.
3061 (Layout::add_output_section_data): Likewise.
3062 (Layout::make_output_section): Likewise. Set order.
3063 (Layout::default_section_order): New function.
3064 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3065 * output.cc (Output_section::Output_section): Initialize order_.
3066 Don't initialize deleted fields.
3067 (Output_segment::Output_segment): Don't initialize deleted
3068 fields.
3069 (Output_segment::add_output_section_to_load): New function
3070 replacing add_output_section. Change all callers to call this or
3071 add_output_section_to_nonload.
3072 (Output_segment::add_output_section_to_nonload): New function.
3073 (Output_segment::remove_output_section): Rewrite.
3074 (Output_segment::add_initial_output_data): Likewise.
3075 (Output_segment::has_any_data_sections): Likewise.
3076 (Output_segment::is_first_section_relro): Likewise.
3077 (Output_segment::maximum_alignment): Likewise.
3078 (Output_segment::has_dynamic_reloc): New function replacing
3079 dynamic_reloc_count. Change all callers.
3080 (Output_segment::has_dynamic_reloc_list): New function replacing
3081 dynamic_reloc_count_list. Change all callers.
3082 (Output_segment::set_section_addresses): Rewrite.
3083 (Output_segment::set_offset): Rewrite.
3084 (Output_segment::find_first_and_last_list): Remove.
3085 (Output_segment::set_tls_offsets): Rewrite.
3086 (Output_segment::first_section_load_address): Likewise.
3087 (Output_segment::output_section_count): Likewise.
3088 (Output_segment::section_with_lowest_load_address): Likewise.
3089 (Output_segment::write_section_headers): Likewise.
3090 (Output_segment::print_sections_to_map): Likewise.
3091 * output.h (class Output_data): Remove dynamic_reloc_count_
3092 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3093 (Output_data::add_dynamic_reloc): Rewrite.
3094 (Output_data::has_dynamic_reloc): New function.
3095 (Output_data::dynamic_reloc_count): Remove.
3096 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3097 is_last_relro_, is_first_non_relro_, is_interp_,
3098 is_dynamic_linker_section_ fields. Add order and set_order
3099 functions. Remove is_relro_local, set_is_relro_local,
3100 is_last_relro, set_is_last_relro, is_first_non_relro,
3101 set_is_first_non_relro functions, is_interp, set_is_interp,
3102 is_dynamic_linker_section, and set_is_dynamic_linker_section
3103 functions.
3104 (class Output_segment): Change Output_data_list from std::list to
3105 std:;vector. Add output_lists_ field. Remove output_data_ and
3106 output_bss_ fields. Update declarations.
3107
3ff2ccb0
ILT		 31082010-08-02 Ian Lance Taylor <iant@google.com>
3109
3110 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3111 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3112 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3113
88a4108b
ILT		 31142010-08-02 Ian Lance Taylor <iant@google.com>
3115
3116 PR 11855
3117 * script.cc (Script_options::Script_options): Initialize
3118 symbol_definitions_ and symbol_references_.
3119 (Script_options::add_symbol_assignment): Update
3120 symbol_definitions_ and symbol_references_.
3121 (Script_options::add_symbol_reference): New function.
3122 (script_symbol): New function.
3123 * script.h (class Script_options): Add symbol_definitions_ and
3124 symbol_references_ fields.
3125 (Script_options::referenced_const_iterator): New type.
3126 (Script_options::referenced_begin): New function.
3127 (Script_options::referenced_end): New function.
3128 (Script_options::is_referenced): New function.
3129 (Script_options::any_unreferenced): New function.
3130 * script-c.h (script_symbol): Declare.
3131 * yyscript.y (exp): Call script_symbol.
3132 * symtab.cc: Include "script.h".
3133 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3134 Change all callers. Check symbols referenced by scripts.
3135 (Symbol_table::add_undefined_symbols_from_command_line): Add
3136 layout parameter. Change all callers.
3137 (Symbol_table::do_add_undefined_symbols_from_command_line):
3138 Likewise. Break out loop body. Check symbols referenced by
3139 scripts.
3140 (Symbol_table::add_undefined_symbol_from_command_line): New
3141 function broken out of
3142 do_add_undefined_symbols_from_command_line.
3143 * symtab.h (class Symbol_table): Update declarations.
3144 * archive.cc: Include "layout.h".
3145 (Archive::should_include_member): Add layout parameter. Change
3146 all callers. Check for symbol mentioned in expression.
3147 * archive.h (class Archive): Update declaration.
3148 * object.cc (Sized_relobj::do_should_include_member): Add layout
3149 parameter.
3150 * object.h (Object::should_include_member): Add layout parameter.
3151 Change all callers.
3152 (Object::do_should_include_member): Add layout parameter.
3153 (class Sized_relobj): Update declaration.
3154 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3155 parameter.
3156 * dynobj.h (class Sized_dynobj): Update declaration.
3157 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3158 layout parameter.
3159 * plugin.h (class Sized_pluginobj): Update declaration.
3160
5f1ab67a
ILT		 31612010-08-02 Ian Lance Taylor <iant@google.com>
3162
3163 PR 11866
3164 * output.cc (Output_segment::set_offset): Search for the first and
3165 last sections rather than assuming that the list is in order.
3166 (Output_segment::find_first_and_last_list): New function.
3167 * output.h (class Output_segment): Update declarations.
3168 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3169 (relro_strip_test_SOURCES): New variable.
3170 (relro_strip_test_DEPENDENCIES): New variable.
3171 (relro_strip_test_LDFLAGS): New variable.
3172 (relro_strip_test_LDADD): New variable.
3173 (relro_strip_test.so): New target.
3174
a8df5856
ILT		 31752010-08-02 Ian Lance Taylor <iant@google.com>
3176
3177 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3178 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3179 (Target_i386::got_tlsdesc_section): New function.
3180 (Target_i386::got_section): Create space for GOT entries for
3181 TLSDESC relocations.
3182 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3183 R_386_TLS_GOTDESC.
3184 (Target_i386::Scan::global): Likewise.
3185 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3186 using TLSDESC GOT.
3187 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3188 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3189 (Target_x86_64::got_tlsdesc_section): New function.
3190 (Target_x86_64::got_section): Create space for GOT entries for
3191 TLSDESC relocations.
3192 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3193 R_386_TLS_GOTDESC.
3194 (Target_x86_64::Scan::global): Likewise.
3195 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3196 using TLSDESC GOT.
3197
0c10a0a6
ILT		 31982010-08-02 Ian Lance Taylor <iant@google.com>
3199
3200 * testsuite/final_layout.sh: Use dc to convert from hex to
3201 decimal.
3202
41cbeecc
ST		 32032010-07-29 Sriraman Tallam <tmsriram@google.com>
3204
3205 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3206 paramter to the call to gold::gc_process_relocs.
3207 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3208 paramter to the call to gold::gc_process_relocs.
3209 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3210 parameter to the call to gold::gc_process_relocs.
3211 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3212 template parameter to the call to gold::gc_process_relocs.
3213 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3214 paramter to the call to gold::gc_process_relocs.
3215 * gc.h (get_embedded_addend_size): New function.
3216 (gc_process_relocs): Save the size of the reloc for use by ICF.
3217 * icf.cc (get_section_contents): Get the addend from the text section
3218 for SHT_REL relocation sections.
3219 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3220 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3221 * int_encoding.h (read_from_pointer): New overloaded function.
3222 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3223 * testsuite/icf_sht_rel_addend_test.sh: New file.
3224 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3225 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3226
6ea55b82
RW		 32272010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3228
3229 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3230 * Makefile.in: Regenerate.
3231 * testsuite/Makefile.in: Regenerate.
3232
9691462b
ILT		 32332010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3234
3235 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3236 * gold/testsuite/debug_msg.cc: Likewise.
3237 * gold/testsuite/odr_violation1.cc
3238 * gold/testsuite/odr_violation2.cc
3239
76897331
CC		 32402010-07-21 Cary Coutant <ccoutant@google.com>
3241
3242 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3243 string, and length fields.
3244 (Output_merge_string::Merged_strings_list): New type.
3245 (Output_merge_string::Merged_strings_lists): New typedef.
3246 (Output_merge_string): Replace merged_strings_ with
3247 merged_strings_lists_.
3248 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3249 Merged_strings_list per input object and section. Don't store pointer
3250 to the string. Don't store length with each merged string entry.
3251 (Output_merge_string::finalize_merged_data): Loop over list of merged
3252 strings lists. Recompute length of each merged string.
3253
78384e8f
CC		 32542010-07-15 Cary Coutant <ccoutant@google.com>
3255
3256 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3257 here.
3258
783659f9
ILT		 32592010-07-14 Ian Lance Taylor <iant@google.com>
3260
3261 * descriptors.cc (Descriptors::open): Report correct name in error
3262 message.
3263
131687b4
DK		 32642010-07-13 Doug Kwan <dougkwan@google.com>
3265
3266 * arm.cc (Arm_input_section::Arm_input_section): For a
3267 SHT_ARM_EXIDX section, always keeps the input sections.
3268 (Arm_input_section::set_exidx_section_link): New method.
3269 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3270 has_errors_ to false.
3271 (Arm_exidx_input_section::has_errors,
3272 Arm_exidx_input_section::set_has_errors): New methods.
3273 (Arm_exidx_input_section::has_errors_): New data member.
3274 (Arm_relobj::get_exidx_shndx_list): New method.
3275 (Arm_output_section::append_text_sections_to_list): Do not skip
3276 section without SHF_EXECINSTR.
3277 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3278 errors.
3279 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3280 section header. Make error messages more verbose. Check for
3281 a non-executable section linked to an EXIDX section.
3282 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3283 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3284 check that there is no deferred EXIDX section if we exit early.
3285 Instead of not making an EXIDX section in case of an error, make one
3286 and set the has_errors flag of it.
3287 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3288 in a relocatable link.
3289 (Target_arm::do_relax): Look for the EXIDX output section instead of
3290 assuming that it is called .ARM.exidx.
3291 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3292 section list. Do not check for SHF_EXECINSTR section flags but
3293 skip any input section with errors.
3294 * output.cc (Output_section::Output_section): Initialize
3295 always_keeps_input_sections_ to false.
3296 (Output_section::add_input_section): Check for
3297 always_keeps_input_sections_.
3298 * output.h (Output_section::always_keeps_input_sections,
3299 Output_section::set_always_keeps_input_sections): New methods.
3300 (Output_section::always_keeps_input_sections): New data member.
3301
69517287
RÁE		 33022010-07-13 Rafael Espindola <espindola@google.com>
3303
3304 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3305 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3306
82742395
ILT		 33072010-07-13 Philip Herron <herron.philip@googlemail.com>
3308 Ian Lance Taylor <iant@google.com>
3309
3310 * output.h (Output_section_lookup_maps::add_merge_section):
3311 Correct check of whether value was inserted.
3312 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3313 (Output_section_lookup_maps::add_relaxed_input_section):
3314 Likewise.
3315 * arm.cc (Target_arm::got_section): Remove used local os.
3316 * i386.cc (Target_i386::got_section): Likewise.
3317 * x86_64.cc (Target_x86_64::got_section): Likewise.
3318 * sparc.cc (Target_sparc::got_section): Likewise.
3319 (Target_sparc::relocate): Remove unused local have_got_offset.
3320 * powerpc.cc (Target_powerpc::relocate): Likewise.
3321
f2d707b5
ILT		 33222010-07-13 Ian Lance Taylor <iant@google.com>
3323
241531d6
ILT		 3324 * compressed_output.cc (zlib_decompress): Fix signature in
3325 !HAVE_ZLIB_H case.
3326
f2d707b5
ILT		 3327 * archive.cc (Archive::include_member): Unlock an external member
3328 of a thin archive. Don't bother to delete an object we know is
3329 NULL.
3330
a2e47362
CC		 33312010-07-12 Cary Coutant <ccoutant@google.com>
3332
3333 * compressed_output.cc (zlib_decompress): New function.
3334 (get_uncompressed_size): New function.
3335 (decompress_input_section): New function.
3336 * compressed_output.h (get_uncompressed_size): New function.
3337 (decompress_input_section): New function.
3338 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3339 Handle compressed debug sections.
3340 * layout.cc (is_compressed_debug_section): New function.
3341 (Layout::output_section_name): Map compressed section names to
3342 canonical names.
3343 * layout.h (is_compressed_debug_section): New function.
3344 (is_debug_info_section): Recognize compressed debug sections.
3345 * merge.cc: Include compressed_output.h.
3346 (Output_merge_data::do_add_input_section): Handle compressed
3347 debug sections.
3348 (Output_merge_string::do_add_input_section): Handle compressed
3349 debug sections.
3350 * object.cc: Include compressed_output.h.
3351 (Sized_relobj::Sized_relobj): Initialize new data members.
3352 (build_compressed_section_map): New function.
3353 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3354 * object.h (Object::section_is_compressed): New method.
3355 (Object::do_section_is_compressed): New method.
3356 (Sized_relobj::Compressed_section_map): New type.
3357 (Sized_relobj::do_section_is_compressed): New method.
3358 (Sized_relobj::compressed_sections_): New data member.
3359 * output.cc (Output_section::add_input_section): Handle compressed
3360 debug sections.
3361 * reloc.cc: Include compressed_output.h.
3362 (Sized_relobj::write_sections): Handle compressed debug sections.
3363
ce279a62
CC		 33642010-07-08 Cary Coutant <ccoutant@google.com>
3365
3366 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3367 weak when resolving to a dynamic def.
3368 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3369 for weak undef/dynamic def cases. Adjust callers.
3370 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3371 undef_binding_weak_.
3372 (Symbol_table::sized_write_globals): Adjust symbol binding.
3373 (Symbol_table::sized_write_symbol): Add binding parameter.
3374 * symtab.h (Symbol::set_undef_binding): New method.
3375 (Symbol::is_undef_binding_weak): New method.
3376 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3377 (Symbol_table::should_override): Add new parameter.
3378 (Symbol_table::sized_write_symbol): Add new parameter.
3379
3380 * testsuite/weak_undef_file1.cc: Add new test case.
3381 * testsuite/weak_undef_file2.cc: Fix header comment.
3382 * testsuite/weak_undef_test.cc: Add new test case.
3383
b2286c10
DK		 33842010-06-29 Doug Kwan <dougkwan@google.com>
3385
3386 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3387 Initialize USE_SYMBOL_.
3388 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3389 definition.
3390 (Arm_reloc_property::uses_symbol_): New data member declaration.
3391 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3392 uses symbol value and symbol is undefined but not weakly undefined.
3393
4802450a
RÁE		 33942010-06-28 Rafael Espindola <espindola@google.com>
3395
3396 * plugin.cc (Plugin::load): Use dlerror.
3397
e5ca47ba
ILT		 33982010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3399
3400 * symtab.cc (detect_odr_violations): When reporting an ODR
3401 violation, report an object where the symbol is defined.
3402
8a75a161
DK		 34032010-06-25 Doug Kwan <dougkwan@google.com>
3404
3405 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3406 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3407 definition.
3408 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3409 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3410 target hook to detect function points.
3411 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3412 * icf.h (Icf::check_section_for_function_pointers): Change type of
3413 parameter SECTION_NAME to const reference to std::string. Use
3414 target hook to determine if section may have unsafe pointers.
3415 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3416 method definition.
3417
42218b9f
RÁE		 34182010-06-21 Rafael Espindola <espindola@google.com>
3419
3420 * fileread.cc (Input_file::find_fie): New
3421 (Input_file::open): Use Input_file::find_fie.
3422 * fileread.h (Input_file::find_fie): New
3423 * plugin.cc (set_extra_library_path): New.
3424 (Plugin::load): Add set_extra_library_path to the transfer vector.
3425 (Plugin_manager::set_extra_library_path): New.
3426 (Plugin_manager::add_input_file): Use the extra search path if set.
3427 (set_extra_library_path(): New.
3428 * plugin.h (Plugin_manager): Add set_extra_library_path and
3429 extra_search_path_.
3430
a0506cca
CC		 34312010-06-19 Cary Coutant <ccoutant@google.com>
3432
3433 * layout.cc (gdb_sections): Add .debug_types.
3434 (lines_only_debug_sections): Likewise.
3435
6508b958
RÁE		 34362010-06-18 Rafael Espindola <espindola@google.com>
3437
3438 * plugin.cc (add_input_file,add_input_library)
3439 (Plugin_manager::add_input_file): Make filename arguments const.
3440 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3441 const.
3442
3e235302
DK		 34432010-06-16 Doug Kwan <dougkwan@google.com>
3444
3445 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3446 .ARM.attributes section if we have not merged any input
3447 attributes sections.
3448
106e8a6c
DK		 34492010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3450
3451 * arm.cc: Allow combining objects with no EABI version
3452 information.
3453
91ff43fe
RÁE		 34542010-06-15 Rafael Espindola <espindola@google.com>
3455
3456 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3457
68ed838c
ILT		 34582010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3459
3460 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3461 (struct iovec): Correct !HAVE_READV definition.
3462
f3a2388f
CC		 34632010-06-10 Cary Coutant <ccoutant@google.com>
3464
3465 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3466 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3467 reloc sections.
3468 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3469
3470 PR 11683
3471 * symtab.h (Symbol::is_placeholder): New member function.
3472 * target-reloc.h (relocate_section): Check for placeholder symbols.
3473
3474 * testsuite/Makefile.am (plugin_test_8): New test.
3475 (plugin_test_9): New test.
3476 * testsuite/Makefile.in: Regenerate.
3477
e1df38aa
NC		 34782010-06-09 Nick Clifton <nickc@redhat.com>
3479
3480 * yyscript.y (input_list_element): Allow strings prefixed with
3481 the '-' character. Treat these as libraries.
3482 * script.cc (script_add_library): New function. Adds a library
3483 specified by "-l<name>" found in an input script.
3484 * script-c.h: Add prototype for script_add_library.
3485
25bbe950
DK		 34862010-06-07 Doug Kwan <dougkwan@google.com>
3487
3488 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3489 Restrict stub-group size to be within long conditional branch
3490 range when working around cortex-A8 erratum.
3491
0f32ea4c
ILT		 34922010-06-07 Damien Diederen <dd@crosstwine.com>
3493
3494 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3495 #ifdef typo.
3496
8fe2a369
ST		 34972010-06-03 Sriraman Tallam <tmsriram@google.com>
3498
3499 PR gold/11658
3500 * output.cc
3501 (Output_section::Input_section_sort_entry::compare_section_ordering):
3502 Change to return non-zero correctly.
3503 (Output_section::Input_section_sort_section_order_index_compare
3504 ::operator()): Change to fix ambiguity in comparisons.
3505
6e9ba2ca
ST		 35062010-06-01 Sriraman Tallam <tmsriram@google.com>
3507
3508 * gold.h (is_wildcard_string): New function.
3509 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3510 (Layout::layout_eh_frame): Ditto.
3511 (Layout::find_section_order_index): New method.
3512 (Layout::read_layout_from_file): New method.
3513 * layout.h (Layout::find_section_order_index): New method.
3514 (Layout::read_layout_from_file): New method.
3515 (Layout::input_section_position_): New private member.
3516 (Layout::input_section_glob_): New private member.
3517 * main.cc (main): Call read_layout_from_file here.
3518 * options.h (--section-ordering-file): New option.
3519 * output.cc (Output_section::input_section_order_specified_): New
3520 member.
3521 (Output_section::Output_section): Initialize new member.
3522 (Output_section::add_input_section): Add new parameter.
3523 Keep input sections when --section-ordering-file is used.
3524 (Output_section::set_final_data_size): Sort input sections when
3525 section ordering file is specified.
3526 (Output_section::Input_section_sort_entry): Add new parameter.
3527 Check sorting type.
3528 (Output_section::Input_section_sort_entry::compare_section_ordering):
3529 New method.
3530 (Output_section::Input_section_sort_compare::operator()): Change to
3531 consider section_order_index.
3532 (Output_section::Input_section_sort_init_fini_compare::operator()):
3533 Change to consider section_order_index.
3534 (Output_section::Input_section_sort_section_order_index_compare
3535 ::operator()): New method.
3536 (Output_section::sort_attached_input_sections): Change to sort
3537 according to section order when specified.
e1df38aa
NC		 3538 (Output_section::add_input_section<32, true>): Add new parameter.
3539 (Output_section::add_input_section<64, true>): Add new parameter.
3540 (Output_section::add_input_section<32, false>): Add new parameter.
3541 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3542 * output.h (Output_section::add_input_section): Add new parameter.
3543 (Output_section::input_section_order_specified): New
3544 method.
3545 (Output_section::set_input_section_order_specified): New method.
3546 (Input_section::Input_section): Initialize section_order_index_.
3547 (Input_section::section_order_index): New method.
3548 (Input_section::set_section_order_index): New method.
3549 (Input_section::section_order_index_): New member.
3550 (Input_section::Input_section_sort_section_order_index_compare): New
3551 struct.
3552 (Output_section::input_section_order_specified_): New member.
3553 * script-sections.cc (is_wildcard_string): Delete and move modified
3554 method to gold.h.
3555 (Output_section_element_input::Output_section_element_input): Modify
3556 call to is_wildcard_string.
3557 (Output_section_element_input::Input_section_pattern
3558 ::Input_section_pattern): Ditto.
3559 (Output_section_element_input::Output_section_element_input): Ditto.
3560 * testsuite/Makefile.am (final_layout): New test case.
3561 * testsuite/Makefile.in: Regenerate.
3562 * testsuite/final_layout.cc: New file.
3563 * testsuite/final_layout.sh: New file.
3564
3537c84b
RÁE		 35652010-06-01 Rafael Espindola <espindola@google.com>
3566
3567 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3568
105b6afd
RÁE		 35692010-06-01 Rafael Espindola <espindola@google.com>
3570
3571 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3572 visibility of symbols.
3573
29e11421
DK		 35742010-05-27 Doug Kwan <dougkwan@google.com>
3575
3576 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3577 from start of output section instead of address for a local symbol
3578 in a merged or relaxed section when doing a relocatable link.
3579
5e0f337e
RÁE		 35802010-05-26 Rafael Espindola <espindola@google.com>
3581
3582 PR 11604
3583 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3584 adding sections the garbage collector removed.
3585 * gold/testsuite/Makefile.am: Add test.
3586 * gold/testsuite/Makefile.in: Regenerate.
3587 * gold/testsuite/plugin_test_7.sh: New.
3588 * gold/testsuite/plugin_test_7_1.c: New.
3589 * gold/testsuite/plugin_test_7_2.c: New.
3590
f4187277
RÁE		 35912010-05-26 Rafael Espindola <espindola@google.com>
3592
3593 * script-sections.cc (Output_section_definition::set_section_addresses):
3594 Check for --section-start.
3595
5c388529
DK		 35962010-05-26 Doug Kwan <dougkwan@google.com>
3597
3598 * arm.cc (Arm_scan_relocatable_relocs): New class.
3599 (Target_arm::relocate_special_relocatable): New method.
3600 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3601 (Arm_relocate_functions::thumb_branch_common): Same.
3602 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3603 instead of Default_scan_relocatable_relocs.
3604 * target-reloc.h (relocate_for_relocatable): Let target handle
3605 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3606 * target.h (Sized_target::relocate_special_relocatable): New method.
3607
bca1c3ae
ILT		 36082010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3609
3610 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3611
0439c796
DK		 36122010-05-23 Doug Kwan <dougkwan@google.com>
3613
3614 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3615 instead of a cast.
3616 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3617 with a direct branch, not a conditional branch, to a stub.
3618 * merge.cc (Output_merge_base::record_input_section): New method
3619 defintion.
3620 (Output_merge_data::do_add_input_section): Record input section if
3621 keeps-input-sections flag is set.
3622 (Output_merge_string::do_add_input_section): Ditto.
3623 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3624 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3625 INPUT_SECTIONS_.
3626 (Output_merge_base::keeps_input_sections,
3627 Output_merge_base::set_keeps_input_sections,
3628 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3629 method definitions.
3630 (Output_merge_base::Input_sections): New type declaration.
3631 (Output_merge_base::input_sections_begin,
3632 Output_merge_base::input_sections_end,
3633 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3634 (Output_merge_base::bool keeps_input_sections_,
3635 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3636 Output_merge_base::input_sections_): New data members.
3637 (Output_merge_data::do_set_keeps_input_sections): New method
3638 defintion.
3639 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3640 * output.cc (Output_section::Input_section::relobj): Move method
3641 defintion from class declaration to here and handle merge sections.
3642 (Output_section::Input_section::shndx): Ditto.
3643 (Output_section::Output_section): Remove initializations of removed
3644 data members and initialize new data member LOOKUP_MAPS_.
3645 (Output_section::add_input_section): Set keeps-input-sections flag
3646 for a newly created merge output section as appropriate. Adjust code
3647 to use Output_section_lookup_maps class.
3648 (Output_section::add_relaxed_input_section): Adjst code for lookup
3649 maps code refactoring.
3650 (Output_section::add_merge_input_section): Add a new parameter
3651 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3652 class. If adding input section to a newly created merge output
3653 section fails, remove the new merge section.
3654 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3655 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3656 (Output_section::find_merge_section): Ditto.
3657 (Output_section::build_lookup_maps): New method defintion.
3658 (Output_section::find_relaxed_input_section): Adjust code to use
3659 Output_section_lookup_maps class.
3660 (Output_section::get_input_sections): Export merge sections. Adjust
3661 code to use Output_section_lookup_maps class.
3662 (Output_section:::add_script_input_section): Adjust code to use
3663 Output_section_lookup_maps class. Update lookup maps for merge
3664 sections also.
3665 (Output_section::discard_states): Use Output_section_lookup_maps.
3666 (Output_section::restore_states): Same.
3667 * output.h (Merge_section_properties): Move class defintion out of
3668 Output_section.
3669 (Output_section_lookup_maps): New class.
3670 (Output_section::Input_section::is_merge_section): New method
3671 defintion.
3672 (Output_section::Input_section::relobj): Move defintion out of class
3673 defintion. Declare method only.
3674 (Output_section::Input_section::shndx): Ditto.
3675 (Output_section::Input_section::output_merge_base): New method defintion.
3676 (Output_section::Input_section::u2_.pomb): New union field.
3677 (Output_section::Merge_section_by_properties_map,
3678 Output_section::Output_section_data_by_input_section_map,
3679 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3680 Remove types.
3681 (Output_section::add_merge_input_section): Add new parameter
3682 KEEPS_INPUT_SECTIONS.
3683 (Output_section::build_lookup_maps): New method declaration.
3684 (Output_section::merge_section_map_,
3685 Output_section::merge_section_by_properties_map_,
3686 Output_section::relaxed_input_section_map_,
3687 Output_section::is_relaxed_input_section_map_valid_): Remove data
3688 members.
3689 (Output_section::lookup_maps_): New data member.
3690
76295588
L		 36912010-05-21 Doug Kwan <dougkwan@google.com>
3692
3693 PR gold/11619
3694 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3695 avoid a compilation error.
3696
d103a984
RÁE		 36972010-05-19 Rafael Espindola <espindola@google.com>
3698
3699 * script-sections.cc (Output_section_definition::allocate_to_segment):
3700 Update the phdrs_list even when the output section is NULL.
3701 * testsuite/Makefile.am: Add test.
3702 * testsuite/Makefile.in: Regenerate.
3703 * testsuite/script_test_9.cc: New.
3704 * testsuite/script_test_9.sh: New.
3705 * testsuite/script_test_9.t: New.
3706
6625d24e
DK		 37072010-05-19 Doug Kwan <dougkwan@google.com>
3708
3709 * arm.cc (Arm_input_section::original_size): New method.
3710 (Arm_input_section::do_addralign): Add a cast.
3711 (Arm_input_section::do_output_offset): Remove static cast.
3712 (Arm_input_section::original_addralign,
3713 Arm_input_section::original_size_): Change type to uint32_t.
3714 (Arm_input_section::init): Add safe casts for section alignment
3715 and size.
3716 (Arm_input_section::set_final_data_size): Do not set address and
3717 offset of stub table.
3718 (Arm_output_section::fix_exidx_coverage): Change use of of
3719 Output_section::Simple_input_section to that of
3720 Output_section::Input_section.
3721 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3722 except for the first pass.
3723 * output.cc (Output_section::get_input_sections): Change type of
3724 input_sections to std::list<Input_section>.
3725 (Output_section::add_script_input_section): Rename from
3726 Output_section::add_simple_input_section. Change type of SIS
3727 parameter from Simple_input_section to Input_section.
3728 * output.h (Output_section::Simple_input_section): Remove class.
3729 (Output_section::Input_section): Change class visibility to public.
3730 (Output_section::Input_section::addralign): Use stored alignments
3731 for special input sections if set.
3732 (Output_section::Input_section::set_addralign): New method.
3733 (Output_section::get_input_sections): Change parameter type from
3734 list of Simple_input_section to list of Input_section.
3735 (Output_section::add_script_input_section): Rename from
3736 Output_section::add_simple_input_section. Change first parameter's
3737 type from Simple_input_section to Input_section and remove the
3738 second and third parameters.
3739 * script-sections.cc (Input_section::Input_section_list): Change
3740 type to list of Output_section::Input_section/
3741 (Input_section_info::Input_section_info): Change parameter type of
3742 INPUT_SECTION to Output_section::Input_section.
3743 (Input_section_info::input_section): Change return type.
3744 (Input_section_info::input_section_): Change type to
3745 Output_section::Input_section.
3746 (Output_section_element_input::set_section_addresses): Adjust code
3747 to use Output_section::Input_section instead of
3748 Output_section::Simple_input_section. Adjust code for renaming
3749 of Output_section::add_simple_input_section.
3750 (Orphan_output_section::set_section_addresses): Ditto.
3751
e1e82ea4
RW		 37522010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3753
3754 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3755 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3756
91e75c8a
RÁE		 37572010-05-18 Rafael Espindola <espindola@google.com>
3758
3759 * options.cc (General_options::finalize): Handle -nostdlib.
3760 * options.h (nostdlib): New option.
3761 * script.cc (script_add_search_dir): Handle -nostdlib.
3762
da59ad79
DK		 37632010-05-12 Doug Kwan <dougkwan@google.com>
3764
3765 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3766 attributes section only if there no attributes section after merging.
3767 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3768 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3769 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3770 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3771 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3772 and arm_attr_merge_7.stdout.
3773 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3774 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3775 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3776 arm_attr_merge_7b.o): New rules.
3777 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3778 arm_attr_merge_7
3779 * testsuite/Makefile.in: Regenerate.
3780 * testsuite/arm_attr_merge.sh: New file.
3781 * testsuite/arm_attr_merge_[67][ab].s: Same.
3782
3e01a7fd
NC		 37832010-05-05 Nick Clifton <nickc@redhat.com>
3784
3785 * po/es.po: Updated Spanish translation.
3786
7ad2014a
L		 37872010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3788
3789 * Makefile.am (install-exec-local): Properly install gold as
3790 default cross linker.
3791 * Makefile.in: Regenerated.
3792
4fda8867
NC		 37932010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3794 Nick Clifton <nickc@redhat.com>
3795
3796 * configure.ac (install_as_default): Define and set to false
3797 unless --enable-gold or --enable-gold=both/gold has been
3798 specified.
3799 * configure: Regenerate.
3800
3801 * Makefile.am (install-exec-local): Install the executable as
3802 'ld.gold'. If install_as_default is true then also install it as
3803 'ld'.
3804 * Makefile.in: Regenerated.
3805
bd288ea2
ILT		 38062010-04-24 Ian Lance Taylor <iant@google.com>
3807
3808 * layout.cc (Layout::layout_reloc): In relocatable link don't
3809 combine reloc sections for grouped sections.
3810
ef38fd8a
ST		 38112010-04-23 Sriraman Tallam <tmsriram@google.com>
3812
3813 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3814 sections that are not ordinary to icf.
3815 * icf.cc (get_section_contents): Handle relocation pointing to section
3816 with no object or shndx information.
3817 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3818 * testsuite/Makefile.in: Regenerate.
3819 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3820 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3821
f6973bdc
ILT		 38222010-04-22 Ian Lance Taylor <iant@google.com>
3823
3824 * expression.cc (Expression::Expression_eval_info): Add
3825 result_alignment_pointer field.
3826 (Expression::eval_with_dot): Add result_alignment_pointer
3827 parameter. Change all callers.
3828 (Expression::eval_maybe_dot): Likewise.
3829 (class Binary_expression): Add alignment_pointer parameter to
3830 left_value and right_value. Change all callers.
3831 (BINARY_EXPRESSION): Set result alignment.
3832 (class Trinary_expression): Add alignment_pointer parameter to
3833 arg2_value and arg3_value. Change all callers.
3834 (Trinary_cond::value): Set result alignment.
3835 (Max_expression::value, Min_expression::value): Likewise.
3836 (Align_expression::value): Likewise.
3837 * script-sections.cc (class Sections_element): Add dot_alignment
3838 parameter to set_section_addresses virtual function. Update
3839 instantiations.
3840 (class Output_section_element): Likewise.
3841 (Script_sections::create_segments): Add dot_alignment parameter.
3842 Change all callers.
3843 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3844 (Script_sections::set_phdrs_clause_addresses): Likewise.
3845 * script-sections.h: Update declarations.
3846 * script.h: Update declarations.
3847 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3848 min_p_align.
3849 * testsuite/script_test_3.t: Set large alignment.
3850 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3851 segment has expected alignment.
3852
9c9c98a5
NC		 38532010-04-22 Nick Clifton <nickc@redhat.com>
3854
3855 * po/gold.pot: Updated by the Translation project.
3856 * po/vi.po: Updated Vietnamese translation.
3857
2253bfba
L		 38582010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3859
3860 * testsuite/Makefile.am (check_PROGRAMS): Add
3861 icf_virtual_function_folding_test.
3862 * testsuite/Makefile.in: Regenerated.
3863
85fdf906
AH		 38642010-04-15 Andrew Haley <aph@redhat.com>
3865
3866 * options.h (merge_exidx_entries): New option.
3867 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3868 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3869 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3870 (Target_arm::merge_exidx_entries): New function.
3871 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3872 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3873 to Arm_exidx_fixup constructor.
3874 Add new arg, merge_exidx_entries.
3875 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3876 Arm_output_section::fix_exidx_coverage.
3877
ce97fa81
ST		 38782010-04-18 Sriraman Tallam <tmsriram@google.com>
3879
3880 * icf.cc (get_section_contents): Check for preemptible functions.
3881 Ignore addend when appropriate.
3882 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3883 section folded.
3884 (add_from_relobj): Check for section folded.
3885 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3886 * symtab.h (should_add_dynsym_entry): Add new parameter.
3887 * target-reloc.h (scan_relocs): Check for section folded.
3888 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3889 Check reloc types for function pointers in shared objects.
3890 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3891 case.
3892 (icf_preemptible_functions_test): New test case.
3893 (icf_string_merge_test): New test case.
3894 * testsuite.Makefile.in: Regenerate.
3895 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3896 bar_glob. Refactor code.
3897 * testsuite/icf_preemptible_functions_test.cc: New file.
3898 * testsuite/icf_preemptible_functions_test.sh: New file.
3899 * testsuite/icf_string_merge_test.cc: New file.
3900 * testsuite/icf_string_merge_test.sh: New file.
3901 * testsuite/icf_virtual_function_folding_test.cc: New file.
3902 * testsuite/icf_virtual_function_folding_test.sh: New file.
3903
04ceb17c
DK		 39042010-04-14 Doug Kwan <dougkwan@google.com>
3905
3906 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3907 for local symbol recounting if we remove a section due to ICF.
3908 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3909 there are no regular objects in input.
3910
153e7da4
DK		 39112010-04-13 Doug Kwan <dougkwan@google.com>
3912
3913 * arm.cc (Arm_input_section::set_final_data_size): Compute
3914 accurate final data size instead of using current data size.
3915
4dbd9faf
DK		 39162010-04-09 Doug Kwan <dougkwan@google.com>
3917
3918 * layout.cc (Layout::choose_output_section): Handle script section
3919 types.
3920 (Layout::make_output_section_for_script): Add section type parameter.
3921 Handle script section types.
3922 * layout.h (Layout::make_output_section_for_script): Add section
3923 type parameter.
3924 * output.cc (Output_section::Output_section): Initialize data member
3925 is_noload_.
3926 (Output_section::do_reset_address_and_file_offset): Do not set address
3927 to 0 if section is a NOLOAD section.
3928 * output.h (Output_section::is_noload): New method.
3929 (Output_section::set_is_noload): Ditto.
3930 (Output_section::is_noload_): New data member.
3931 * script-c.h (Script_section_type): New enum type.
3932 (struct Parser_output_section_header): Add new file section_type.
3933 * script-sections.cc (Sections_element::output_section_name): Add
3934 parameter for returning script section type.
3935 (Output_section_definition::output_section_name): Ditto.
3936 (Output_section_definition::section_type)P; New method.
3937 (Output_section_definiton::script_section_type_name): Ditto.
3938 (Output_section_definition::script_section_type_): New data member.
3939 (Output_section_definition::Output_section_definition): Initialize
3940 data member Output_section_definition::script_section_type_.
3941 (Output_section_definition::create_sections): Pass script section type
3942 to Layout::make_output_section_for_script.
3943 (Output_section_definition::output_section_name): Return script
3944 section type to caller.
3945 (Output_section_definition::set_section_address): Do not advance
3946 dot value and load address if section type is NOLOAD. Set address
3947 of NOLOAD sections regardless of section flags.
3948 (Output_section_definition::print): Print section type if it is
3949 not SCRIPT_SECTION_TYPE_NONE.
3950 (Output_section_definition::section_type): New method.
3951 (Output_section_definition::script_section_type_name): Ditto.
3952 (Script_sections::output_section_name): Add new parameter
3953 PSECTION_TYPE for returning script section type. Pass it to
3954 section elements. Handle discard sections.
3955 (Sort_output_sections::operator()): Handle NOLOAD sections.
3956 * script-sections.h (Script_sections::Section_type): New enum type.
3957 (Script_sections::output_section_name): Add a new parameter for
3958 returning script section type.
3959 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3960 INFO and NOLOAD.
3961 * yyscript.y (union): Add new field SECTION_TYPE.
3962 (COPY, DSECT, INFO, NOLOAD): New tokens.
3963 (opt_address_and_section_type): Change type to output_section_header.
3964 (section_type): New non-terminal
3965 (section_header): Handle section type.
2253bfba 3966 (opt_address_and_section_type): Return section type value.
4dbd9faf 3967
721ea635
L		 39682010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3969
3970 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3971 * testsuite/plugin_common_test_2.c (foo): Likewise.
3972
6bf924b0
DK		 39732010-04-08 Doug Kwan <dougkwan@google.com>
3974
3975 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3976 Output_merge_data.
3977 * output.cc (Output_section::add_merge_input_section): Simplify
3978 code and return status of Output_merge_base::add_input_section.
e1df38aa 3979 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3980 returns true.
3981
24af6f92
DK		 39822010-04-07 Doug Kwan <dougkwan@google.com>
3983
3984 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3985 if section is marked as containing instructions but has no mapping
3986 symbols.
3987 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3988 correct section index.
3989 (Arm_relobj::find_linked_text_section): Ditto.
3990
00698fc5
CC		 39912010-04-07 Cary Coutant <ccoutant@google.com>
3992
3993 * archive.cc (include_member): Destroy Read_symbols_data object before
3994 releasing file.
3995 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3996 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3997 (Read_symbols_data::~Read_symbols_data) New destructor.
3998 (Section_relocs::Section_relocs) New constructor.
3999 (Section_relocs::~Section_relocs) New destructor.
4000 (Read_relocs_data::Read_relocs_data) New constructor.
4001 (Read_relocs_data::~Read_relocs_data) New destructor.
4002 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4003 pointers to NULL after deleting.
4004
7296d933
DK		 40052010-04-07 Doug Kwan <dougkwan@google.com>
4006
4007 * arm.cc: Replace "endianity" with "endianness" in comments.
4008 (Arm_exidx_cantunwind): Ditto.
4009 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4010 (Arm_relobj::merge_flags_and_attributes): New method.
4011 (Arm_relobj::merge_flags_and_attributes_): New data member.
4012 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4013 (Arm_relobj::scan_sections_for_stubs): Ditto.
4014 (Arm_relobj::do_read_symbols): Check to see if we really want to
4015 merge processor-specific flags and attributes. Exit early if
4016 an object is empty except for section names and the undefined symbol.
4017 (Target_arm::do_finalize_sections): Move check for ELF format to
4018 Arm_relobj::do_read_symbols. Merge processor specific flags and
4019 attributes from a regular object only when we have determined that
4020 it is aapropriate. Do not create an .ARM.attributes section in
4021 output if there is no regular input object.
4022 (Target_arm::merge_processor_specific_flags): Check
4023 --warn-mismatch before printing any error.
4024 (Target_arm::merge_object_attributes): Ditto.
4025 * gold.cc (queue_middle_tasks): Handle the case in which there is
4026 no regular object in input.
4027 * options.cc (General_options::parse_EB): New method.
4028 (General_options::parse_EL): Same.
4029 (General_options::General_options): Initialize endianness_.
4030 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4031 New options.
4032 (General_options::Endianness): New enum.
4033 (General_options::endianness): New method.
4034 (General_options::endianness_): New data member.
4035 * parameters.cc (Parameters::set_options): Check target endianness.
4036 (Parameters::set_target_once): Ditto.
4037 (Parameters::check_target_endianness): New method.
4038 (parameters_force_valid_target): If either -EL or -EB is specified,
4039 use it to define endianness of default target.
4040 * parameters.h (Parameters::check_target_endianness): New method
4041 declaration.
4042 * target.h (class Target): Change "endianity" to "endianness"
4043 in comments.
4044
efc8d4f2
RW		 40452010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4046
4047 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4048 * configure: Regenerate.
4049 * Makefile.in: Regenerate.
4050 * testsuite/Makefile.in: Regenerate.
4051
be234d88
CC		 40522010-04-06 Cary Coutant <ccoutant@google.com>
4053
4054 gcc PR lto/42757
4055 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4056 prevailing definitions of common symbols.
4057 * testsuite/plugin_test_6.sh: New test case.
4058 * testsuite/plugin_common_test_1.c: New test case.
4059 * testsuite/plugin_common_test_2.c: New test case.
4060 * testsuite/Makefile.am (plugin_test_6): New test case.
4061 * testsuite/Makefile.in: Regenerate.
4062
bd32c6bd
NC		 40632010-04-06 Nick Clifton <nickc@redhat.com>
4064
4065 * po/vi.po: New Vietnamese translation.
4066
323c532f
DK		 40672010-03-30 Doug Kwan <dougkwan@google.com>
4068
4069 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4070
4fcd97eb
DK		 40712010-03-25 Doug Kwan <dougkwan@google.com>
4072
4073 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4074 to avoid a conversion warning on a 32-bit host.
4075
4ebf39db
ILT		 40762010-03-24 Ian Lance Taylor <iant@google.com>
4077
4078 * testsuite/script_test_3.t: Add a TLS segment.
4079 * testsuite/Makefile.am (check_PROGRAMS): Add
4080 tls_phdrs_script_test.
4081 (tls_phdrs_script_test_SOURCES): Define.
4082 (tls_phdrs_script_test_DEPENDENCIES): Define.
4083 (tls_phdrs_script_test_LDFLAGS): Define.
4084 (tls_phdrs_script_test_LDADD): Define.
4085 * testsuite/Makefile.in: Rebuild.
4086
4a599bdd
CC		 40872010-03-23 Cary Coutant <ccoutant@google.com>
4088
4089 * fileread.cc (find_or_make_view): Fix comment.
4090
6c93b22c
ILT		 40912010-03-23 Ian Lance Taylor <iant@google.com>
4092
4093 * script-sections.cc (class Orphan_section_placement): Define
4094 PLACE_TLS and PLACE_TLS_BSS.
4095 (Orphan_section_placement::Orphan_section_placement): Initialize
4096 new places.
4097 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4098 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4099 (tls_script_test_SOURCES): Define.
4100 (tls_script_test_DEPENDENCIES): Define.
4101 (tls_script_test_LDFLAGS): Define.
4102 (tls_script_test_LDADD): Define.
4103 * testsuite/Makefile.in: Rebuild.
4104
a2c7281b
DK		 41052010-03-22 Doug Kwan <dougkwan@google.com>
4106
4107 * arm.cc (Arm_relocate_functions::abs8,
4108 Arm_relocate_functions::abs16): Use correct check for overflow
4109 specified in the ARM ELF specs.
4110 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4111 target of a BLX instruction specially.
4112 (Reloc_stub::stub_type_for_reloc): Ditto.
4113 (Relocate::relocate): Use symbolic names instead of numeric relocation
4114 codes to report error.
4115 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4116 workaround.
4117 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4118 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4119 thumb2_blx_out_of_range.stdout
4120 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4121 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4122 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4123 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4124 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4125 thumb2_blx_in_range, thumb2_blx_in_range.o,
4126 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4127 thumb2_blx_out_of_range.o): New rules.
4128 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4129 thumb2_blx_in_range and thumb2_blx_out_of_range.
4130 * testsuite/Makefile.in: Regenerate.
4131 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4132 * testsuite/thumb_blx_in_range.s: New file.
4133 * testsuite/thumb_blx_out_of_range.s: New file.
4134
b0193076
RÁE		 41352010-03-22 Rafael Espindola <espindola@google.com>
4136
4137 * archive.cc (Should_include): Move to archive.h.
4138 (should_include_member): Make it a member of Archive.
4139 (Lib_group): New.
4140 (Add_lib_group_symbols): New.
4141 * archive.h: Include options.h.
4142 (Archive_member): Moved from Archive.
4143 (Should_include): Moved from archive.cc.
4144 (Lib_group): New.
4145 (Add_lib_group_symbols): New.
4146 * dynobj.cc (do_should_include_member): New.
4147 * dynobj.h (do_should_include_member): New.
4148 * gold.cc (queue_initial_tasks): Update call to queue.
4149 * main.cc (main): Print lib group stats.
4150 * object.cc (do_should_include_member): New.
4151 * object.h: Include archive.h.
4152 (Object::should_include_member): New.
4153 (Object::do_should_include_member): New.
4154 (Sized_relobj::do_should_include_member): New.
4155 * options.cc (General_options::parse_start_lib): New.
4156 (General_options::parse_end_lib): New.
4157 (Input_arguments::add_file): Handle lib groups.
4158 (Input_arguments::start_group): Check we are not in a lib.
4159 (Input_arguments::start_lib): New.
4160 (Input_arguments::end_lib): New.
4161 * options.h (General_options): Add start_lib and end_lib.
4162 (Input_argument::lib_): New.
4163 (Input_argument::lib): New.
4164 (Input_argument::is_lib): New.
4165 (Input_file_lib): New.
4166 (Input_arguments::in_lib_): New.
4167 (Input_arguments::in_lib): New.
4168 (Input_arguments::start_lib): New.
4169 (Input_arguments::end_lib_): New.
4170 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4171 in unused members as preempted.
4172 (Sized_pluginobj::do_should_include_member): New.
4173 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4174 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4175 return the blocker.
4176 (Read_symbols::do_whole_lib_group): New.
4177 (Read_symbols::do_lib_group): New.
4178 (Read_symbols::do_read_symbols): Handle lib groups.
4179 (Read_symbols::get_name): Handle lib groups.
4180 * readsyms.h (Read_symbols): Add an archive member pointer.
4181 (Read_symbols::do_whole_lib_group): New.
4182 (Read_symbols::do_lib_group): New.
4183 (Read_symbols::member_): New.
4184 * script.cc (read_input_script): Update call to queue_soon.
4185
d099120c
DK		 41862010-03-19 Doug Kwan <dougkwan@google.com>
4187
4188 * arm.cc (Stub_table::Stub_table): Initialize new data members
4189 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4190 (Stub_table::add_reloc_stub): Assign stub offset and update
4191 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4192 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4193 New data members.
4194 (Stub_table::update_data_size_and_addralign): Use
4195 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4196 instead of going over all reloc stubs.
4197 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4198 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4199 Stringpool_template::offset_ to size of Stringpool_char.
4200 (Stringpool_template::new_key_offset): Remove code to initialize
4201 Stringpool_template::offset_.
4202 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4203 Stringpool_template::offset_ to zero.
4204
1aa37384
DK		 42052010-03-15 Doug Kwan <dougkwan@google.com>
4206
4207 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4208 offset_.
4209 (Stringpool_template::new_key_offset): New method.
4210 (Stringpool_template::add_string): Assign offsets when adding new
4211 strings.
4212 (Stringpool_template::set_string_offsets): Do not set string offsets
4213 when not optimizing.
4214 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4215 member size_.
4216 (Chunked_vector::clear): Clear size_.
4217 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4218 (Chunked_vector::size): Return size_.
4219 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4220 (Chunked_vector::size_): New data member.
1aa37384
DK		 4221 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4222 (Stringpool_template::new_key_offset): New method declaration.
4223 (Stringpool_template::offset_): New data member.
4224
b672b057
RÁE		 42252010-03-15 Rafael Espindola <espindola@google.com>
4226
4227 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4228 Add_symbols' constructor.
4229 * readsyms.h (Add_symbols): Remove the input_group member.
4230
b6848d3c
ILT		 42312010-03-10 Ian Lance Taylor <iant@google.com>
4232
4233 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4234 target to ask whether a reference to a symbol requires a stack
4235 split.
4236 * target.h (Target::is_call_to_non_split): New function.
4237 (Target::do_is_call_to_non_split): Declare virtual function.
4238 * target.cc: Include "symtab.h".
4239 (Target::do_is_call_to_non_split): New function.
4240 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4241
a2a5469e
CC		 42422010-03-10 Cary Coutant <ccoutant@google.com>
4243
4244 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4245 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4246 (File_read::open[2]): Add whole_file_view_ to list of views.
4247 (File_read::make_view): Remove test of whole_file_view_.
4248 (File_read::find_or_make_view): Create whole_file_view_ if
4249 necessary.
4250 (File_read::clear_views): Replace bool parameter with enum;
4251 adjust all callers. Don't delete views with permanent data;
4252 do delete cached views and views from archives if
4253 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4254 if clearing the corresponding view.
4255 * fileread.h (File_read::Clear_views_mode): New enum.
4256 (File_read::View::is_permanent_view): New method.
4257 (File_read::clear_views): Replace bool parameter
4258 with enum; adjust all callers.
4259 * options.h (General_options): Change keep_files_mapped option;
4260 add map_whole_files.
4261 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4262 releasing the file.
4263 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4264 the file.
4265
8861f32b
DM		 42662010-03-10 David S. Miller <davem@davemloft.net>
4267
4268 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4269
d62d0f5f
ST		 42702010-03-09 Sriraman Tallam <tmsriram@google.com>
4271
4272 * icf.cc (get_section_contents): Add '@' marker after processing the
4273 merge reloc.
4274
9177756d
DK		 42752010-03-08 Doug Kwan <dougkwan@google.com>
4276
4277 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4278 due to a conversion warning.
4279 (Arm_relobj::update_output_local_symbol_count): Check for local
4280 symbol with unset output index.
4281
9e9e071b
ILT		 42822010-03-05 Ian Lance Taylor <iant@google.com>
4283
4284 * options.h (class General_options): Add --spare-dynamic-tags.
4285 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4286 --spare-dynamic-tags.
4287
a81ee015
ILT		 42882010-03-05 Ian Lance Taylor <iant@google.com>
4289
4290 * incremental.cc: Include "libiberty.h".
4291
44ec90b9
RO		 42922010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4293
4294 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4295 function, is_info_ member.
4296 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4297 (Versions::Versions): Update caller.
4298 (Versions::define_base_version): Likewise.
4299 (Versions::add_def): Likewise.
4300
0897ed3b
ST		 43012010-03-03 Sriraman Tallam <tmsriram@google.com>
4302
4303 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4304 (Scan::possible_function_pointer_reloc): New function.
4305 (Scan::local_reloc_may_be_function_pointer): Change to call
4306 possible_function_pointer_reloc.
4307 (Scan::global_reloc_may_be_function_pointer): Ditto.
4308 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4309 relocations in ".data.rel.ro._ZTV" section.
4310 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4311 * testsuite/icf_safe_so_test.cc: Ditto.
4312 * testsuite/icf_safe_test.cc: Ditto.
4313 * testsuite/icf_safe_test.sh: Ditto.
4314
d3bbad62
ILT		 43152010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4316 Ian Lance Taylor <iant@google.com>
4317
4318 * target-reloc.h (relocate_section): Check the symbol table index
4319 for -1U before setting the local symbol index.
4320 (scan_relocatable_relocs): If copying the relocation, record that
4321 the local symbol is required.
4322 * object.h (Symbol_value::is_output_symtab_index_set): New
4323 function.
4324 (Symbol_value::may_be_discarded_from_output_symtab): New
4325 function.
4326 (Symbol_value::has_output_symtab_entry): New function.
4327 (Symbol_value::needs_output_symtab_entry): Remove.
4328 (Symbol_value::output_symtab_index): Make sure the symbol index is
4329 set.
4330 (Symbol_value::set_output_symtab_index): Make sure the symbol
4331 index is not set. Make sure the new index is valid.
4332 (Symbol_value::set_must_have_output_symtab_entry): New function.
4333 (Symbol_value::has_output_dynsym_entry): New function.
4334 (Symbol_value::set_output_dynsym_index): Make sure the new index
4335 is valid.
4336 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4337 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4338 local symbol if permitted.
4339 (Sized_relobj::do_finalize_local_symbols): Call
4340 is_output_symtab_index_set rather than needs_output_symtab_entry.
4341 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4342 rather than needs_output_symtab_entry. Call
4343 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4344 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4345 is_output_symtab_index_set rather than needs_output_symtab_entry.
4346 * testsuite/discard_locals_relocatable_test.c: New file.
4347 * testsuite/discard_locals_test.sh: Test -r.
4348 * testsuite/Makefile.am (check_DATA): Add
4349 discard_locals_relocatable_test1.syms,
4350 discard_local_relocatable_test2.syms.
4351 (MOSTLYCLEANFILES): Likewise. Also add
4352 discard_locals_relocatable_test1.lout and
4353 discard_locals_relocatable_test2.out.
4354 (discard_locals_relocatable_test1.syms): New target.
4355 (discard_locals_relocatable_test.o): New target.
4356 (discard_locals_relocatable_test1.out): New target.
4357 (discard_locals_relocatable_test2.syms): New target.
4358 (discard_locals_relocatable_test2.out): New target.
4359 (various): Add missing ../ld-new dependencies.
4360 * testsuite/Makefile.in: Rebuild.
4361
7e8ccf26
NC		 43622010-03-03 Nick Clifton <nickc@redhat.com>
4363
4364 * po/fi.po: New Finnish translation.
4365
2a0ff005
DK		 43662010-03-01 Doug Kwan <dougkwan@google.com>
4367
4368 * layout.cc (Layout::Layout): Force section types of .init_array*,
4369 .preinit_array* and .fini_array* sections.
4370 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4371 Fix check of return value of std::string::find.().
4372 (Output_section::Input_section_sort_compare::operator()): Remove
4373 comment about .init_array.
4374 (Output_section::Input_section_sort_init_fini_compare::operator()):
4375 New method.
4376 (Output_section::sort_attached_input_sections): Handle .init_array
4377 and .fini_array specially.
4378 * output.h (Output_section::Inut_section_sort_compare): Update
4379 comment.
4380 (Output_section::Input_section_sort_init_fini_compare): New struct.
4381
c3e4ae29
DK		 43822010-02-26 Doug Kwan <dougkwan@google.com>
4383
4384 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4385 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4386 * testsuite/debug_msg.sh: Avoid matching source line number for
4387 use of global variable undef_int.
4388
2fd9ae7a
DK		 43892010-02-26 Doug Kwan <dougkwan@google.com>
4390
4391 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4392 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4393 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4394 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4395 * options.cc (General_options::General_options): Initialize member
4396 fix_v4bx_.
4397 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4398 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4399 and rm_no_fix_v4bx.stdout
4400 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4401 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4402 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4403 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4404 and arm_no_fix_v4bx.
4405 * Makefile.in: Regenerate.
4406 * testsuite/arm_fix_v4bx.s: New file.
4407 * testsuite/arm_fix_v4bx.sh: Ditto.
4408
67ec7d0b
DK		 44092010-02-24 Doug Kwan <dougkwan@google.com>
4410
4411 * arm.cc (Target_arm::got_section): Make the .got section the first
4412 non RELRO section in the data segment.
4413 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4414 suffixes of section names.
4415
10165461
DK		 44162010-02-24 Doug Kwan <dougkwan@google.com>
4417
4418 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4419 flags and attributes merging if an input file is a binary file.
4420 * fileread.cc (Input_file::open): Record format of original file.
4421 * fileread.h (Input_file::Format): New enum type.
4422 (Input_file::Input_file): Initialize data member format_.
4423 (Input_file::format): New method definition.
4424 (Input_file::format_):: New data member.
4425
4a54abbb
DK		 44262010-02-24 Doug Kwan <dougkwan@google.com>
4427
4428 * arm.cc (Arm_output_data_got): New class.
4429 (ARM_TCB_SIZE): New constant
4430 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4431 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4432 If user uses a script with a SECTIONS clause, issue only a warning
4433 for a misplaced EXIDX input section. Otherwise, issue an error.
4434 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4435 garbage collection.
4436 (Target_arm::got_mode_index_entry): Handle static linking.
4437 (Target_arm::Scan::local): Ditto.
4438 (Target_arm::Scan::global): Ditto.
4439 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4440 all incorrectly implemented relocations.
e1df38aa 4441 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4442 Arm_output_section::fix_exidx_coverage.
4443 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4444 from ".ARM.exidx." and ".ARM.extab.".
4445
ca419a6f
ILT		 44462010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4447
4448 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4449 section if it does not already exist.
4450 * attributes.cc (Attributes_section_data::Attributes_section_data):
4451 Don't crash if size is zero.
4452
135b9c78
ILT		 44532010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4454 Ian Lance Taylor <iant@google.com>
4455
4456 * gold.cc (queue_middle_tasks): If no input files were opened,
4457 exit.
4458 * workqueue.h (Task_function::Task_function): Assert that there is
4459 a blocker.
4460
bb0bfe4f
DK		 44612010-02-22 Doug Kwan <dougkwan@google.com>
4462
4463 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4464 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4465 types to avoid warnings due to different uint64_t implementations
4466 on different hosts.
4467
2a2b6d42
DK		 44682010-02-21 Doug Kwan <dougkwan@google.com>
4469
4470 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4471 handling of the maximum backward branch offset.
4472 (Arm_relocate_functions::thumb_branch_common): Ditto.
4473 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4474 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4475 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4476 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4477 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4478 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4479 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4480 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4481 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4482 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4483 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4484 thumb2_bl_out_of_range.o): New rules.
4485 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4486 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4487 thumb2_bl_out_of_range
4488 * testsuite/Makefile.in: Regenerate.
4489 * testsuite/arm_bl_in_range.s: New file.
4490 * testsuite/arm_bl_out_of_range.s: Ditto.
4491 * testsuite/arm_branch_in_range.sh: Ditto.
4492 * testsuite/arm_branch_range.t: Ditto.
4493 * testsuite/thumb2_branch_range.t: Ditto.
4494 * testsuite/thumb_bl_in_range.s: Ditto.
4495 * testsuite/thumb_bl_out_of_range.s: Ditto.
4496 * testsuite/thumb_branch_range.t: Ditto.
4497
b487ad64
ST		 44982010-02-20 Sriraman Tallam <tmsriram@google.com>
4499
4500 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4501 Add reloc offset information.
4502 * icf.cc (get_section_contents): Change iterators to point to the new
4503 vectors. Add reloc offset information to the contents.
4504 * icf.h (Icf::Sections_reachable_info): New typedef.
4505 (Icf::Sections_reachable_list): New typedef.
4506 (Icf::Offset_info): New typedef.
4507 (Icf::Reloc_info): New struct typedef.
4508 (Icf::Reloc_info_list): New typedef.
4509 (Icf::symbol_reloc_list): Delete method.
4510 (Icf::addend_reloc_list): Delete method.
4511 (Icf::section_reloc_list): Delete method.
4512 (Icf::reloc_info_list): New method.
4513 (Icf::reloc_info_list_): New member.
4514
f96accdf
DK		 45152010-02-19 Doug Kwan <dougkwan@google.com>
4516
4517 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4518 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4519 * arm.cc (Arm_relocation_functions): New forward declaration.
4520 (Target_arm::Target_arm): Initialize new data members
4521 got_mod_index_offset_ and tls_base_symbol_defined_.
4522 (Target_arm::Relocate::relocate_tls): New method.
4523 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4524 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4525 New methods.
4526 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4527 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4528 (Target_arm::got_mod_index_offset_,
4529 Target_arm::tls_base_symbol_defined_): New data members.
4530 (Target_arm::Scan::local, Target::Scan::global,
4531 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4532 relocations.
4533
c8761b9a
DK		 45342010-02-18 Doug Kwan <dougkwan@google.com>
4535
4536 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4537 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4538 text section as a parameter becuase some broken tools may not set
4539 the link in section header.
4540 (Target_arm::has_got_section): New method.
4541 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4542 without any mapping symbol as data only. Remove warning.
4543 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4544 link in its section header, try to discover the link by inspecting the
4545 REL31 relocation at the beginning of the section.
4546 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4547 in error message.
4548 (Target_arm::Scan::global): Treat any reference to the symbol
4549 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4550
21bb3914
ST		 45512010-02-12 Sriraman Tallam <tmsriram@google.com>
4552
4553 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4554 (Scan::global_reloc_may_be_function_pointer): New function.
4555 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4556 (Scan::global_reloc_may_be_function_pointer): New function.
4557 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4558 (Scan::global_reloc_may_be_function_pointer): New function.
4559 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4560 (Scan::global_reloc_may_be_function_pointer): New function.
4561 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4562 (Scan::global_reloc_may_be_function_pointer): New function.
4563 (Scan::possible_function_pointer_reloc): New function.
4564 (Target_x86_64::can_check_for_function_pointers): New function.
4565 * gc.h (gc_process_relocs): Scan relocation types to determine if
4566 function pointers were taken for targets that support it.
4567 * icf.cc (Icf::find_identical_sections): Include functions for
4568 folding in safe ICF whose pointer is not taken.
4569 * icf.h (Secn_fptr_taken_set): New typedef.
4570 (fptr_section_id_): New member.
4571 (section_has_function_pointers): New function.
4572 (set_section_has_function_pointers): New function.
4573 (check_section_for_function_pointers): New function.
4574 * options.h: Fix comment for safe ICF option.
4575 * target.h (can_check_for_function_pointers): New function.
4576 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4577 Modify icf_safe_test for X86-64.
4578 * testsuite/Makefile.in: Regenerate.
4579 * testsuite/icf_safe_so_test.cc: New file.
4580 * testsuite/icf_safe_so_test.sh: New file.
4581 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4582 (main): Change to take pointer to function kept_func_3.
4583 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4584 folding is done correctly for X86-64.
4585
0da6fa6c
DM		 45862010-02-12 David S. Miller <davem@davemloft.net>
4587
4588 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4589 is_symbolless parameter.
4590 (Output_reloc<SHT_REL>::is_symbolless): New.
4591 (Output_reloc<SHT_REL>::is_symbolless_): New.
4592 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4593 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4594 (Output_reloc<SHT_RELA>::is_symbolless): New.
4595 (Output_data_reloc::add_global): Handle is_symbolless.
4596 (Output_data_reloc::add_global_relative): Likewise.
4597 (Output_data_reloc::add_local): Likewise.
4598 (Output_data_reloc::add_local_relative): Likewise.
4599 (Output_data_reloc::add_symbolless_global_addend): New.
4600 (Output_data_reloc::add_symbolless_local_addend): New.
4601 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4602 is_symbolless.
4603 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4604 instead of ->is_relative_
4605 (Output_reloc::write): Likewise.
4606 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4607 (Output_reloc::write_rel): Simplify.
4608
4609 * sparc.cc (Target_sparc::Scan::local): Use
4610 ->add_symbolless_local_addend as needed.
4611 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4612 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4613 based upon relocation offset.
4614
e4782e83
DK		 46152010-02-11 Doug Kwan <dougkwan@google.com>
4616
4617 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4618 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4619 beginning of function.
4620 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4621 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4622 parameter is_32bit in calls to should_apply_static_reloc.
4623 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4624 (check_DATA): Add arm_abs_global.stdout.
4625 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4626 arm_abs_global.stdout): New rules.
4627 (MOSTLLYCLEANFILES): Add arm_abs_global
4628 * Makefile.in: Regenerate.
4629 * testsuite/arm_abs_global.s: New file.
4630 * testsuite/arm_abs_global.sh: Ditto.
4631 * testsuite/arm_abs_lib.s: Ditto.
4632
93ceb764
ILT		 46332010-02-11 Ian Lance Taylor <iant@google.com>
4634
4635 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4636 Read_relocs task.
4637 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4638 Allocate_commons_task first.
4639 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4640 task, rather than symtab_lock_.
4641 (Gc_process_relocs::~Gc_process_relocs): New function.
4642 (Gc_process_relocs::is_runnable): Check this_blocker_.
4643 (Gc_process_relocs::locks): Use next_blocker_ rather than
4644 blocker_.
4645 (Scan_relocs::~Scan_relocs): New function.
4646 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4647 symtab_lock_.
4648 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4649 next_blocker_.
4650 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4651 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4652 constructor accordingly.
4653 (class Gc_process_relocs): Likewise.
4654 (class Scan_relocs): Likewise.
4655 * common.h (class Allocate_commons_task): Remove symtab_lock_
4656 field, and corresponding constructor parameter.
4657 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4658 symtab_lock_.
4659 (Allocate_commons_task::locks): Likewise.
4660
114dfbe1
ILT		 46612010-02-11 Ian Lance Taylor <iant@google.com>
4662
4663 * gold-threads.h (class Once): Define.
4664 (class Initialize_lock): Rewrite as child of Once.
4665 * gold-threads.cc (class Once_initialize): Define.
4666 (once_pointer_control): New static variable.
4667 (once_pointer, once_arg): New static variables.
4668 (c_run_once): New static function.
4669 (Once::Once, Once::run_once, Once::internal_run): New functions.
4670 (class Initialize_lock_once): Remove.
4671 (initialize_lock_control): Remove.
4672 (initialize_lock_pointer): Remove.
4673 (initialize_lock_once): Remove.
4674 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4675 (Initialize_lock::initialize): Rewrite.
4676 (Initialize_lock::do_run_once): New function.
4677 * archive.cc (Archive::interpret_header): Only clear name if it is
4678 not already empty.
4679 * fileread.cc: Include "gold-threads.h"
4680 (file_counts_lock): New static variable.
4681 (file_counts_initialize_lock): Likewise.
4682 (File_read::release): Only increment counts when using --stats.
4683 Use a lock around the increment.
4684 * parameters.cc (class Set_parameters_target_once): Define.
4685 (set_parameters_target_once): New static variable.
4686 (Parameters::Parameters): Move here from parameters.h.
4687 (Parameters::set_target): Rewrite.
4688 (Parameters::set_target_once): New function.
4689 (Parameters::clear_target): Move here and rewrite.
4690 * parameters.h (class Parameters): Update declarations. Add
4691 set_parameters_target_once_ field.
4692 (Parameters::Parameters): Move to parameters.cc.
4693 (Parameters::clear_target): Likewise.
4694 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4695 task.
4696 (Start_group::~Start_group): New function.
4697 (Start_group::is_runnable): New function.
4698 (Start_group::locks, Start_group::run): New functions.
4699 (Finish_group::run): Change saw_undefined to size_t.
4700 * readsyms.h (class Start_group): Define.
4701 (class Finish_group): Change saw_undefined_ field to size_t.
4702 (Finish_group::Finish_group): Remove saw_undefined and
4703 this_blocker parameters. Change all callers.
4704 (Finish_group::set_saw_undefined): New function.
4705 (Finish_group::set_blocker): New function.
4706 * symtab.h (class Symbol_table): Change saw_undefined to return
4707 size_t. Change saw_undefined_ field to size_t.
4708 * target-select.cc (Set_target_once::do_run_once): New function.
4709 (Target_selector::Target_selector): Initialize set_target_once_
4710 field. Don't initialize lock_ and initialize_lock_ fields.
4711 (Target_selector::instantiate_target): Rewrite.
4712 (Target_selector::set_target): New function.
4713 * target-select.h (class Set_target_once): Define.
4714 (class Target_selector): Update declarations. Make
4715 Set_target_once a friend. Remove lock_ and initialize_lock_
4716 fields. Add set_target_once_ field.
4717
fa17a3f4
ILT		 47182010-02-10 Ian Lance Taylor <iant@google.com>
4719
4720 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4721 queueing any tasks.
4722 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4723 (queue_middle_tasks): Add all blockers before queueing any tasks.
4724 (queue_final_tasks): Likewise.
4725 * token.h (Task_token::add_blockers): New function.
4726 * object.h (Input_objects::number_of_relobjs): New function.
4727
c7177d31
ILT		 47282010-02-10 Ian Lance Taylor <iant@google.com>
4729
5de0e392
ILT		 4730 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4731 shared, not if not position independent.
4732 * x86_64.cc (Relocate::relocate_tls): Likewise.
4733 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4734 (tls_pie_pic_test): New target.
4735 * testsuite/Makefile.in: Rebuild.
4736
c7177d31
ILT		 4737 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4738 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4739 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4740 * testsuite/Makefile.in: Rebuild.
4741
684b268a
DM		 47422010-02-09 David S. Miller <davem@davemloft.net>
4743
4744 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4745 R_SPARC_RELATIVE using ->add_local_relative().
4746 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4747
612a8d3d
DM		 4748 * output.h (Output_data_dynamic::add_section_size): New method
4749 that takes two Output_data objects.
4750 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4751 entry param. Handle it in initializers.
4752 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4753 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4754 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4755 arg.
4756 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4757 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4758 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4759 for dynrel_includes_plt.
4760 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4761 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4762 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4763 before .rela.plt
4764 (Target_sparc::do_finalize_sections): Update to pass true for
4765 dynrel_includes_plt.
4766 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4767 output before .rela.plt
4768 (Target_powerpc::do_finalize_sections): Update to pass true for
4769 dynrel_includes_plt when 32-bit.
4770
cb1be87e
DK		 47712010-02-08 Doug Kwan <dougkwan@google.com>
4772
4773 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4774 method.
4775 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4776 Arm_relobj::scan_section_for_cortex_a8_stubs,
4777 Arm_relobj::do_relocation_section): Instead of calling
4778 Output_section::output_address, use faster
4779 Arm_relobj::simple_input_section_output_address.
4780
705b5121
DM		 47812010-02-08 David S. Miller <davem@davemloft.net>
4782
4783 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4784 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4785 relocation helper function.
4786
024c4466
DM		 4787 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4788 just like R_SPARC_GOT{10,13,22}.
4789 (Target_sparc::Scan::local): Likewise.
4790 (Target_sparc::Relocate:relocate): Likewise.
4791
9109c078
ILT		 47922010-02-06 Ian Lance Taylor <iant@google.com>
4793
4794 * configure.ac: Rewrite targetobjs duplicate removal code to use
4795 only shell constructs.
4796 * configure: Rebuild.
4797
cf846138
DK		 47982010-02-05 Doug Kwan <dougkwan@google.com>
4799
4800 PR 11247
4801 * arm.cc (Arm_relobj::section_is_scannable): New method.
4802 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4803 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4804
6cfaf60b
DK		 48052010-02-04 Doug Kwan <dougkwan@google.com>
4806
4807 PR 11247
4808 * arm-reloc-property.cc (cstdio): Include.
4809 * configure.ac (targetobjs): Remove duplicates.
4810 * configure: Regenerate.
4811 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4812 big and little endian version for a given address size.
4813
5c57f1be
DK		 48142010-02-03 Doug Kwan <dougkwan@google.com>
4815
4816 * arm-reloc-property.cc
4817 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4818 definition.
4819 * arm-reloc-property.h
4820 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4821 New method definition.
4822 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4823 declaration.
4824 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4825 overflow to N.
4826 (GOT_PREL): Change implemented to Y.
4827 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4828 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4829 (Arm_relocate_functions::movw_abs_nc): Remove method.
4830 (Arm_relocate_functions::movt_abs): Ditto.
4831 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4832 (Arm_relocate_functions::thm_movt_abs): Ditto.
4833 (Arm_relocate_functions::movw_rel_nc): Ditto.
4834 (Arm_relocate_functions::movw_rel): Ditto.
4835 (Arm_relocate_functions::movt_rel): Ditto.
4836 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4837 (Arm_relocate_functions:thm_movw_rel): Ditto.
4838 (Arm_relocate_functions:thm_movt_rel): Ditto.
4839 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4840 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4841 New method definitions.
4842 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4843 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4844 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4845 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4846 (Target_arm::Relocate::relocate): Check for non-static or
4847 unimplemented relocation code and exit early. Change calls to
4848 Target_arm::reloc_uses_thumb_bit and
4849 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4850 instead. Refactor code to handle similar relocations to increase
4851 code sharing. Remove check for unsupported relocation code in switch
4852 statement.
4853 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4854 relocation property table to find out size. Change error message to
4855 print out the name of a relocation code instead of the numeric value.
4856 (Target_arm::scan_reloc_for_stub): Use relocation property table
4857 instead of calling Target_arm::reloc_uses_thumb_bit().
4858
218c5831
DK		 48592010-02-02 Doug Kwan <dougkwan@google.com>
4860
4861 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4862 types of relaxed input section.
4863
0d31c79d
DK		 48642010-02-02 Doug Kwan <dougkwan@google.com>
4865
4866 * Makefile.am (HFILES): Add arm-reloc-property.h.
4867 (DEFFILES): New.
4868 (TARGETSOURCES): Add arm-reloc-property.cc
4869 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4870 (libgold_a_SOURCES): $(DEFFILES)
4871 * Makefile.in: Regenerate.
4872 * arm-reloc-property.cc: New file.
4873 * arm-reloc-property.h: New file.
4874 * arm-reloc.def: New file.
4875 * arm.cc: Update comments.
4876 (arm-reloc-property.h): New included header.
4877 (arm_reloc_property_table): New global variable.
4878 (Target_arm::do_select_as_default_target): New method definition.
4879 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4880 arm-reloc-property to targ_extra_obj.
4881 * parameters.cc (set_parameters_target): Call
4882 Target::select_as_default_target().
4883 * target.h (Target::select_as_default_target): New method definition.
4884 (Target::do_select_as_default_target): Same.
4885
546c7457
DK		 48862010-02-01 Doug Kwan <dougkwan@google.com>
4887
4888 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4889 first_output_text_section_.
4890 (Arm_exidx_fixup::first_output_text_section): New method definition.
4891 (Arm_exidx_fixup::first_output_text_section_): New data member.
4892 (Arm_exidx_fixup::process_exidx_section): Record the first text
4893 output section seen.
4894 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4895 and entsize in output section header.
4896
11b861d5
DK		 48972010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4898
4899 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4900 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4901 (Arm_relocate_functions::thm_alu11): New Method.
4902 (Arm_relocate_functions::thm_pc8): New Method.
4903 (Arm_relocate_functions::thm_pc12): New Method.
4904 (Target_arm::Scan::local): Handle the relocations.
4905 (Target_arm::Scan::global): Likewise.
4906 (Target_arm::Relocate::relocate): Likewise.
4907 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4908
c9a2c125
DK		 49092010-01-29 Doug Kwan <dougkwan@google.com>
4910
4911 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4912 of relocation types as ld.
4913
1521477a
DK		 49142010-01-29 Doug Kwan <dougkwan@google.com>
4915
4916 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4917 to public.
4918 (Arm_relocate_functions::thumb_branch_common): Ditto.
4919 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4920 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4921 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4922 Arm_relocate_functions::jump24): Remove.
4923 (Target_arm::Relocate::relocate): Adjust code to call
4924 Arm_relocation_functions::arm_branch_common and
4925 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4926 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4927
e7eca48c
DK		 49282010-01-29 Doug Kwan <dougkwan@google.com>
4929
4930 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4931 output_local_symbol_count_needs_update_.
4932 (Arm_relobj::output_local_symbol_count_needs_update,
4933 Arm_relobj::set_output_local_symbol_count_needs_update,
4934 Arm_relobj::update_output_local_symbol_count): New methods.
4935 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4936 member.
4937 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4938 of pointed function as in a R_ARM_PREL31 relocation.
4939 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4940 for output local symbol count updating.
4941 (Target_arm::do_relax): Update output local symbol counts in objects
4942 if necessary.
4943 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4944
02961d7e
ILT		 49452010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4946
4947 * arm.cc: Added support for the ARM relocations:
4948 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4949 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4950 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4951 movw_prel_nc).
4952 (Arm_relocate_functions::movw_rel): New method.
4953 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4954 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4955 thm_movw_prel_nc).
4956 (Arm_relocate_functions::thm_movw_rel): New method.
4957 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4958 thm_movt_prel).
4959 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4960 relocations.
4961 (Target_arm::Scan::global): Likewise.
4962 (Target_arm::Relocate::relocate): Likewise.
4963 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4964 Likewise.
4965
b10d2873
ILT		 49662010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4967
4968 * arm.cc: Added support for ARM group relocations.
4969 (Target_arm::reloc_needs_sym_origin): New method.
4970 (Arm_relocate_functions::calc_grp_kn): New method.
4971 (Arm_relocate_functions::calc_grp_residual): New method.
4972 (Arm_relocate_functions::calc_grp_gn): New method.
4973 (Arm_relocate_functions::arm_grp_alu): New Method.
4974 (Arm_relocate_functions::arm_grp_ldr): New Method.
4975 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4976 (Arm_relocate_functions::arm_grp_ldc): New Method.
4977 (Target_arm::Scan::local): Handle the ARM group relocations.
4978 (Target_arm::Scan::global): Likewise.
4979 (Target_arm::Relocate::relocate): Likewise.
4980 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4981 Likewise.
4982
2b328d4e
DK		 49832010-01-26 Doug Kwan <dougkwan@google.com>
4984
4985 * arm.cc (set): Include.
4986 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4987 pointer type.
4988 (Arm_output_section::Text_section_list): New type.
4989 (Arm_output_section::append_text_sections_to_list): New method.
4990 (Arm_output_section::fix_exidx_coverage): Ditto.
4991 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4992 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4993 Relobj::set_section_offset() instead of
4994 Sized_relobj::invalidate_section_offset().
4995 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4996 parameter for section headers. Ignore relocation sections for
4997 unallocated sections and EXIDX sections.
4998 (Target_arm::fix_exidx_coverage): New method.
4999 (Target_arm::output_section_address_less_than): New type.
5000 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5001 linked text section instead of the EXIDX section.
5002 (Arm_output_section::create_stub_group): Add an assertion to check
5003 that this is not an EXIDX output section.
5004 (Arm_output_section::append_text_sections_to_list): New method.
5005 (Arm_output_section::fix_exidx_coverage): Ditto.
5006 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5007 Arm_relobj::section_needs_reloc_stub_scanning.
5008 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5009 first pass.
5010 (Target_arm::fix_exidx_coverage): New method.
5011 * object.h (Relobj::set_output_section): New method.
5012 (Sized_relobj::invalidate_section_offset): Remove method.
5013 (Sized_relobj::do_invalidate_section_offset): Remove method.
5014 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5015
c7f3c371
DK		 50162010-01-25 Doug Kwan <dougkwan@google.com>
5017
5018 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5019 Fix warning due to signed and unsigned comparison on a 32-bit host.
5020
8923b24c
DK		 50212010-01-22 Doug Kwan <dougkwan@google.com>
5022
5023 * arm.cc (Target_arm::do_relax): Record an output section for section
5024 offset adjustment it contains any stub table that has changed.
5025 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5026 offsets in an output section if necessary.
5027 * output.cc (Output_section::Output_section): Initialize
5028 section_offsets_need_adjustments_.
5029 (Output_section::add_input_section_for_script): Renamed to
5030 Output_section::add_simple_input_section.
5031 (Output_section::save_states): Add a comment.
5032 (Output_section::discard_states): New method defintion.
5033 (Output_section::adjust_section_offsets): Same.
5034 * output.h (Output_section::add_input_section_for_script): Renamed to
5035 Output_section::add_simple_input_section.
5036 (Output_section::discard_states): New method declaration.
5037 (Output_section::adjust_section_offsets): Same.
5038 (Output_section::section_offsets_need_adjustment,
5039 Output_section::set_section_offsets_need_adjustment): New method
5040 definitions.
5041 (Output_section::section_offsets_need_adjustment_): New data member.
5042 * script-sections.cc
5043 (Output_section_element_input::set_section_address): Adjust code for
5044 renaming of Output_section::add_input_section_for_script.
5045 (Orphan_output_section::set_section_address): Same.
5046
9b2fd367
DK		 50472010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5048
5049 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5050 Fix_v4bx enum values .
5051 * gold/options.h (General_options): New option definitions.
5052 (General_options::fix_v4bx): New method.
5053 (General_options::Fix_v4bx): New enum.
5054 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5055 (General_options::parse_fix_v4bx_interworking): New method.
5056
80d0d023
DK		 50572010-01-22 Doug Kwan <dougkwan@google.com>
5058
5059 * arm.cc (Arm_exidx_fixup): New class.
5060
af2cdeae
DK		 50612010-01-21 Doug Kwan <dougkwan@google.com>
5062
5063 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5064 classes.
5065 (Arm_exidx_section_offset_map): New type.
5066
993d07c1
DK		 50672010-01-21 Doug Kwan <dougkwan@google.com>
5068
5069 * arm.cc (Arm_exidx_input_section): New class.
5070 (Arm_relobj::exidx_input_section_by_link,
5071 Arm_relobj::exidx_input_section_by_shndx,
5072 Arm_relobj::make_exidx_input_section): New methods.
5073 (read_arm_attributes_section): Remove.
5074 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5075 information about them.
5076 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5077 to here.
5078
5ac169d4
DK		 50792010-01-20 Doug Kwan <dougkwan@google.com>
5080
5081 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5082 Input_section_specifier to Section_id.
5083 (Target_arm::new_arm_input_section: Adjust code for change of key
5084 type.
5085 (Target_arm::find_arm_input_section): Ditto.
5086 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5087 (Section_id): Remove.
5088 (Garbage_collection::Section_id_hash): Remove.
5089 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5090 (Section_id): Remove.
5091 (Icf::Section_id_hash): Remove.
5092 * object.h (Section_id, Const_section_id, Section_id_hash,
5093 Const_section_id_hash): New type definitions.
5094 * output.cc (Output_section::add_relaxed_input_section): Change to
5095 use Const_section_id instead of Input_section_specifier as key type.
5096 (Output_section::add_merge_input_section): Ditto.
5097 (Output_section::build_relaxation_map): Change to use Section_id
5098 instead of Input_section_specifier as key type.
5099 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5100 Ditto.
5101 (Output_section::convert_input_sections_to_relaxed_sections): Change
5102 to use Const_section_id instead of Input_section_specifier as key type.
5103 (Output_section::find_merge_section): Ditto.
5104 (Output_section::find_relaxed_input_section): Ditto.
5105 * output.h (Input_section_specifier): Remove class.
5106 (Output_section::Output_section_data_by_input_section_map): Change
5107 key type to Const_section_id.
5108 (Output_section::Output_relaxed_input_section_by_input_section_map):
5109 Ditto.
5110 (Output_section::Relaxation_map): Change key type to Section_id.
5111
a2162063
ILT		 51122010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5113
5114 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5115 (class Arm_v4bx_stub): New class.
5116 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5117 (Stub_factory::make_arm_v4bx_stub): New method.
5118 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5119 (Stub_table::empty): Handle v4bx stubs.
5120 (Stub_table::add_arm_v4bx_stub): New method.
5121 (Stub_table::find_arm_v4bx_stub): New method.
5122 (Arm_relocate_functions::v4bx): New method.
5123 (Target_arm::fix_v4bx): New method.
5124 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5125 (Stub_table::relocate_stubs): Likewise.
5126 (Stub_table::do_write): Likewise.
5127 (Stub_table::update_data_size_and_addralign): Likewise.
5128 (Stub_table::finalize_stubs): Likewise.
5129 (Target_arm::Scan::local): Likewise.
5130 (Target_arm::Scan::global): Likewise.
5131 (Target_arm::do_finalize_sections): Likewise.
5132 (Target_arm::Relocate::relocate): Likewise.
5133 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5134 Likewise.
5135 (Target_arm::scan_reloc_for_stub): Likewise.
5136 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5137
5696ab0b
ILT		 51382010-01-19 Ian Lance Taylor <iant@google.com>
5139
5140 * output.cc (Output_section_headers::do_sized_write): Write large
5141 segment count to sh_info field.
5142 (Output_file_header::do_sized_write): For large segment count,
5143 write PN_XNUM to e_phnum field.
5144
800d0f56
ILT		 51452010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5146
5147 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5148 (Arm_relocate_functions::thm_jump8): New function.
5149 (Arm_relocate_functions::thm_jump11): New function.
5150 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5151 R_ARM_THM_JUMP11.
5152 (Target_arm::Scan::global): Likewise.
5153 (Target_arm::Relocate::relocate): Likewise.
5154 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5155 Likewise.
5156
41263c05
DK		 51572010-01-14 Doug Kwan <dougkwan@google.com>
5158
5159 * arm.cc (map, utility): Include headers.
5160 (Target_arm::apply_cortex_a8_workaround): New method.
5161 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5162 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5163 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5164 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5165 the --[no-]fix-cortex-a8 command line options.
5166 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5167 (Target_arm::relocate_stub): Use addend in instruction template.
5168 * options.h (DEFINE_bool): Set the user-set flag.
5169 (General_options): Add --[no-]-fix-cortex options.
5170 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5171 : Update fast look-up map after conversion.
41263c05 5172
459e9b03
ST		 51732010-01-14 Sriraman Tallam <tmsriram@google.com>
5174
5175 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5176 in the first pass of do_layout.
5177
b521dfe4
DK		 51782010-01-13 Doug Kwan <dougkwan@google.com>
5179
5180 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5181 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5182 apparent compiler problem of not folding static constant integral
5183 data members of elfcpp::Elf_sizes<32>.
5184
44272192
DK		 51852010-01-13 Doug Kwan <dougkwan@google.com>
5186
5187 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5188 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5189 Arm_relobj::scan_section_for_cortex_a8_erratum,
5190 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5191 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5192 sections to scan for relocation stubs into a new method
5193 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5194 relocation and Cortex-A8 stub scanning.
5195 (Target_arm::do_relax): Force stubs to be after stubbed sections
5196 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5197 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5198 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5199
44b71ece
ILT		 52002010-01-12 Ian Lance Taylor <iant@google.com>
5201
5202 * target-reloc.h (visibility_error): New inline function.
5203 (relocate_section): Call visibility_error.
5204 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5205 (MOSTLYCLEANFILES): Likewise.
5206 (protected_4_pic.o, protected_3.err): New targets.
5207 * testsuite/protected_4.cc: New file.
5208
a120bc7f
DK		 52092010-01-12 Doug Kwan <dougkwan@google.com>
5210
5211 * arm.cc (Cortex_a8_reloc): New class.
5212 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5213 and cortex_a8_relocs_info_.
5214 (Target_arm::fix_cortex_a8): New method definition.
5215 (Target_arm::Cortex_a8_relocs_info): New type.
5216 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5217 New data member declarations.
5218 (Target_arm::scan_reloc_for_stub): Record information about
5219 relocations for THUMB branches that might be exempted from the
5220 Cortex-A8 workaround.
5221 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5222 at the beginning of a relaxation pass.
5223
20138696
DK		 52242010-01-12 Doug Kwan <dougkwan@google.com>
5225
5226 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5227 (Arm_relobj::Mapping_symbol_position,
5228 Arm_reloj::Mapping_symbol_position_less,
5229 Arm_relobj::Mapping_symbols_info): New types.
5230 (Target_arm::is_mapping_symbol_name): New method definition.
5231 (Arm_relobj::do_count_local_symbols): Save information about mapping
5232 symbols.
5233
089d69dc
DK		 52342010-01-11 Doug Kwan <dougkwan@google.com>
5235
5236 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5237 Arm_relocate_functions::thumb32_branch_upper,
5238 Arm_relocate_functions::thumb32_branch_lower,
5239 Arm_relocate_functions::thumb32_cond_branch_offset,
5240 Arm_relocate_functions::thumb32_cond_branch_upper,
5241 Arm_relocate_functions::thumb32_cond_branch_lower,
5242 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5243 branch offset encoding.
5244 (Arm_relocate_functions::thumb_branch_common): Use new branch
5245 offset encoding methods to avoid code duplication.
5246 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5247 (Stub_addend_reader::operator()): Use new branch encoding method
5248 to avoid code duplication.
5249
99e5bff2
DK		 52502010-01-11 Doug Kwan <dougkwan@google.com>
5251
5252 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5253 (Target_arm::do_finalize_sections): Define special EXIDX section
5254 symbols only if referenced.
5255 * gc.h (Garbage_collection::add_reference): New method.
5256 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5257 code duplication.
5258
98e090bd
ILT		 52592010-01-11 Ian Lance Taylor <iant@google.com>
5260
d0a91bd8
ILT		 5261 * script.cc (Version_script_info::build_expression_list_lookup):
5262 Change complaing about duplicate wildcard match from error to
5263 warning.
5264
98e090bd
ILT		 5265 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5266 of 2009-12-30.
5267 (Version_script_info::Version_script_info): Initialize globs_,
5268 default_version_, default_is_global_, and exact_. Don't
5269 initialize globals_ or locals_.
5270 (Version_script_info::build_lookup_tables): Build local symbols
5271 first.
5272 (Version_script_info::unquote): New function.
5273 (Version_script_info::add_exact_match): New function.
5274 (Version_script_info::build_expression_list_lookup): Remove lookup
5275 parameter. Add is_global parameter. Change all callers. Handle
5276 wildcard pattern specially. Unquote pattern. Call
5277 add_exact_match.
5278 (Version_script_info::get_name_to_match): New function.
5279 (Version_script_info::get_symbol_version): New function.
5280 (Version_script_info::get_symbol_version_helper): Remove.
5281 (Version_script_info::check_unmatched_names): Call unquote.
5282 * script.h (class Version_script_info): Change get_symbol_version
5283 to be non-inline and add is_global parameter; change all callers.
5284 Rewrite symbol_is_local. Update declarations. Define struct
5285 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5286 Remove globals_ and locals_ members. Add exact_, globs_,
5287 default_version_, is_global_.
5288 (Version_script_info::Glob): Remove pattern, add expression and
5289 is_global. Update constructor. Change all callers.
5290 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5291 default version.
5292 (Versions::symbol_section_contents): If a symbol is undefined, or
5293 defined in a dynamic object, set the version index to
5294 VER_NDX_LOCAL.
5295 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5296 symbol_is_local.
5297 (Symbol_table::add_from_pluginobj): Likewise.
5298 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5299
d56962d3
DK		 53002010-01-11 Doug Kwan <dougkwan@google.com>
5301
5302 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5303 (incremental_dump_LDADD): Add linking option for libintl.
5304 * Makefile.in: Regenerate.
5305
94e6ee91
L		 53062010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5307
5308 PR gold/11144
5309 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5310 instead of -Ds.
5311 * testsuite/Makefile.in: Regenerated.
5312
e96c574b
DK		 53132010-01-10 Doug Kwan <dougkwan@google.com>
5314
5315 * options.h (DEFINE_var): Use parentheses around argument varname__
5316 in macro body to avoid any unintended subsequent substitutions.
5317
7198066b
ILT		 53182010-01-10 Ian Lance Taylor <iant@google.com>
5319
ba4d53bf
ILT		 5320 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5321 candidates before doing symbol resolution.
5322
7198066b
ILT		 5323 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5324 ODR candidates if only one is weak.
5325
a2beed37
ILT		 53262010-01-08 Ian Lance Taylor <iant@google.com>
5327
5328 * script.cc (Version_script_info::build_expression_list_lookup):
5329 Don't warn about ambiguous version, just record the ambiguity.
5330 (Version_script_info::get_symbol_version_helper): Give error if
5331 version is ambiguous.
5332
2fb7225c
DK		 53332010-01-08 Doug Kwan <dougkwan@google.com>
5334
5335 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5336 prev_data_size_ and prev_addralign_. Remove initializer for
5337 deleted data member has_been_changed_.
5338 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5339 to determine if the table is empty.
5340 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5341 Remove.
5342 (Stub_table::add_reloc_stub): Define method in class definition
5343 instead of just declaring it there.
5344 (Stub_table::add_cortex_a8_stub): New method definition.
5345 (Stub_table::update_data_size_and_addralign): Ditto.
5346 (Stub_table::finalize_stubs): Ditto.
5347 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5348 (Stub_table::do_addralign_): Return address alignment in the
5349 (Stub_table::do_reset_address_and_file_offset): Define method in
5350 class definition instead of declaring it there. Set current data
5351 size to be the data size of the previous pass.
5352 (Stub_table::set_final_data_size): Use current data size as the
5353 final data size.
5354 (Stub_table::relocate_stub): Change parameter type of stub from
5355 Reloc_stub pointer to Stub pointer.
5356 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5357 (Stub_table::Cortex_a8_stub_list): New typedef.
5358 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5359 Stub_table::prev_addralign_): New data member.
5360 (Arm_relobj::Arm_relobj): Initialize data member
5361 section_has_cortex_a8_workaround_.
5362 (Arm_relobj::section_has_cortex_a8_workaround,
5363 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5364 definitions.
5365 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5366 declarations.
5367 (Target_arm::relocate_stub): Change parameter type of stub from
5368 Reloc_stub pointer to Stub pointer.
5369 (Insn_template::size, Insn_template::alignment): Handle
5370 THUMB16_SPECIAL_TYPE.
5371 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5372 Stub_table::update_data_size_and_addralign,
5373 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5374 definitions.
5375 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5376 (Stub_table::do_write): Ditto.
5377 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5378
880cd20d
ILT		 53792010-01-08 Ian Lance Taylor <iant@google.com>
5380
5381 PR 11108
5382 * symtab.h (class Symbol): Remove fields is_target_special_ and
5383 has_plt_offset_. Add field is_defined_in_discarded_section_.
5384 (Symbol::is_defined_in_discarded_section): New function.
5385 (Symbol::set_is_defined_in_discarded_section): New function.
5386 (Symbol::has_plt_offset): Rewrite.
5387 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5388 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5389 Don't initialize is_target_special_ or has_plt_offset_.
5390 Initialize is_defined_in_discarded_section_.
5391 (Symbol_table::add_from_relobj): If appropriate, set
5392 is_defined_in_discarded_section.
5393 * resolve.cc (Symbol::override_base_with_special): Don't test
5394 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5395 * target-reloc.h (relocate_section): Do special handling for
5396 symbols defined in discarded sections for global symbols as well
5397 as local symbols.
5398
2703e3eb
ILT		 53992010-01-08 Ian Lance Taylor <iant@google.com>
5400
5401 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5402 the SHT_SYMTAB case.
5403
339d40a3
ILT		 54042010-01-08 Ian Lance Taylor <iant@google.com>
5405
5406 * object.cc (Sized_relobj::do_layout): Don't get confused if
5407 layout_eh_frame returns NULL.
5408
abecea76
ILT		 54092010-01-08 Ian Lance Taylor <iant@google.com>
5410
5411 PR 11084
5412 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5413 dynamic symbol table, use the normal symbol table.
5414 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5415 symbol table.
5416
6b7dd3f3
ILT		 54172010-01-08 Ian Lance Taylor <iant@google.com>
5418
5419 PR 11072
5420 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5421 sections.
5422
36c50e63
L		 54232010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5424
5425 * version.cc (print_version): Change to "Copyright 2010".
5426
e291e7b9
ILT		 54272010-01-08 Ian Lance Taylor <iant@google.com>
5428
5429 PR 10287
5430 PR 11063
5431 * i386.cc (class Target_i386): Change return type of plt_section
5432 to be non-const.
5433 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5434 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5435 tls_desc_rel_ field.
5436 (Output_data_plt_i386::rel_tls_desc): New function.
5437 (Target_i386::rel_tls_desc_section): New function.
5438 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5439 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5440 R_386_TLS_DESC reloc in rel_tls_desc_section.
5441 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5442 Define struct Tlsdesc_info.
5443 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5444 (Target_x86_64::do_reloc_symbol_index): New function.
5445 (Target_x86_64::add_tlsdesc_info): New function.
5446 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5447 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5448 tlsdesc_rel_ field.
5449 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5450 all callers.
5451 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5452 (Target_x86_64::rela_tlsdesc_section): New function.
5453 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5454 handling.
5455 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5456 (Target_x86_64::do_reloc_addend): New function.
5457 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5458 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5459 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5460 (Output_reloc::type): New function.
5461 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5462 (Output_reloc::is_target_specific): New function.
5463 (Output_reloc::target_arg): New function.
5464 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5465 absolute relocs and target specific relocs.
5466 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5467 add_target_specific.
5468 (class Output_data_reloc) [SHT_RELA]: Likewise.
5469 * output.cc (Output_reloc::Output_reloc): Add four new versions
5470 for absolute relocs and target specific relocs.
5471 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5472 (Output_reloc::get_symbol_index): Likewise.
5473 (Output_reloc::local_section_offset): Check that local_sym_index_
5474 is not TARGET_CODE or 0.
5475 (Output_reloc::symbol_value): Likewise.
5476 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5477 reloc.
5478 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5479 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5480 functions.
5481 * layout.cc (add_target_dynamic_tags): Use output section for
5482 DT_PLTRELSZ and DT_JMPREL.
5483
3a44184e
ILT		 54842010-01-07 Ian Lance Taylor <iant@google.com>
5485
5486 PR 11061
5487 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5488 function.
5489 (class Output_data_reloc_generic): Define.
5490 (class Output_data_reloc_base): Change base class to
5491 Output_data_reloc_generic. Change add() method to call
5492 bump_relative_reloc_count for a relative reloc. Remove
5493 sort_relocs_ field.
5494 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5495 to sort_relocs().
5496 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5497 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5498 appropriate.
5499 * layout.h (class Layout): Update declaration.
5500
ea715a34
ILT		 55012010-01-07 Ian Lance Taylor <iant@google.com>
5502
5503 * output.h (class Output_data): Add const version of
5504 output_section and do_output_section.
5505 (class Output_section_data): Add const version of
5506 do_output_section.
5507 (class Output_section): Likewise.
5508 * layout.cc (Layout::add_target_dynamic_tags): New function.
5509 * layout.h (class Layout): Update declarations.
5510 * arm.cc (Target_arm::do_finalize_sections): Use
5511 add_target_dynamic_tags.
5512 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5513 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5514 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5515 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5516
659948a4
ILT		 55172010-01-07 Ian Lance Taylor <iant@google.com>
5518
5519 PR 11042
5520 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5521 object as needed.
5522
9d3b86f6
ILT		 55232010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5524 Ian Lance Taylor <iant@google.com>
5525
5526 PR 11019
5527 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5528 Xindex::read_symtab_xindex.
5529
bb0d3eb0
DK		 55302010-01-07 Doug Kwan <dougkwan@google.com>
5531
5532 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5533 (Insn_template::thumb16_bcond_insn): New method declaration.
5534 (Insn_template): Fix spelling.
5535 (Stub::thumb16_special): New method declaration.
5536 (Stub::do_write): Define virtual method which was previously pure
5537 virtual.
5538 (Stub::do_thumb16_special): New method declaration.
5539 (Stub::do_fixed_endian_write): New template member.
5540 (Reloc_stub::do_write): Remove.
5541 (Reloc_stub::do_fixed_endian_write): Remove.
5542 (Cortex_a8_stub): New class definition.
5543 (Stub_factory::make_cortex_a8_stub): New method definition.
5544 (Stub_factory::Stub_factory): Add missing static storage class
5545 qualifier for elf32_arm_stub_a8_veneer_blx.
5546
ffeef7df
ILT		 55472010-01-07 Ian Lance Taylor <iant@google.com>
5548
dc3f80fe
ILT		 5549 PR 10980
5550 * options.h (class General_options): Add --warn-unresolved-symbols
5551 and --error-unresolved-symbols.
5552 * errors.cc (Errors::undefined_symbol): Implement
5553 --warn-unresolved-symbols.
5554
ffeef7df
ILT		 5555 * options.h (class General_options): Add -z text and -z textoff.
5556 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5557
f1ec9ded
ST		 55582010-01-06 Sriraman Tallam <tmsriram@google.com>
5559
5560 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5561 (Garbage_collection::cident_sections): New function.
5562 (Garbage_collection::add_cident_section): New function.
5563 (Garbage_collection::cident_sections_): New member.
5564 (gc_process_relocs): Add references to sections whose names are C
5565 identifiers.
5566 * gold.h (cident_section_start_prefix): New constant.
5567 (cident_section_stop_prefix): New constant.
5568 (is_cident): New function.
5569 * layout.cc (Layout::define_section_symbols): Replace string constants
5570 with the newly defined constants.
5571 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5572 C identifiers.
5573 * testsuite/Makefile.am: Add gc_orphan_section_test.
5574 * testsuite/Makefile.in: Regenerate.
5575 * testsuite/gc_orphan_section_test.cc: New file.
5576 * testsuite/gc_orphan_section_test.sh: New file.
5577
6eda8c29
ILT		 55782010-01-06 Ian Lance Taylor <iant@google.com>
5579
b9674e17
ILT		 5580 PR 10980
5581 * options.h (class General_options): Add --warn-shared-textrel.
5582 * layout.cc (Layout::finish_dynamic_section): Implement
5583 --warn-shared-textrel.
5584
6eda8c29
ILT		 5585 PR 10980
5586 * options.h (class General_options): Add --warn-multiple-gp.
5587
32dcd44e
ILT		 55882010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5589
5590 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5591 $(THREADSLIB) and $(LIBDL).
5592 * Makefile.in: Rebuild.
5593
a192ba05
ILT		 55942010-01-06 Ian Lance Taylor <iant@google.com>
5595
5596 PR 10980
5597 * options.cc (General_options::parse_section_start): New function.
5598 (General_options::section_start): New function.
5599 (General_options::General_options): Initialize all members.
5600 * options.h: Include <map>
5601 (class General_options): Add --section-start. Add section_starts_
5602 member.
5603 * layout.cc (Layout::attach_allocated_section_to_segment): If
5604 --section-start was used, set the address of the segment. Remove
5605 local sort_sections.
5606 (Layout::relaxation_loop_body): If the address of the load segment
5607 has been set by --section-start, don't use it.
5608 * output.h (Output_segment::update_flags_for_output_section): New
5609 function.
5610 * output.cc (Output_segment::add_output_section): Call
5611 update_flags_for_output_section.
5612
dde3f402
ILT		 56132010-01-05 Ian Lance Taylor <iant@google.com>
5614
62dfdd4d
ILT		 5615 PR 10980
5616 * options.h (class General_options): Add --undefined-version.
5617 * script.cc (struct Version_expression): Add was_matched_by_symbol
5618 field.
5619 (Version_script_info::matched_symbol): New function.
5620 (Version_script_info::get_symbol_version_helper): Call
5621 matched_symbol.
5622 (Version_script_info::check_unmatched_names): New function.
5623 * script.h (class Version_script_info): Update declarations.
5624 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5625
9c4ae156
ILT		 5626 * options.h (class General_options): Use DEFINE_bool_alias for
5627 allow_multiple_definition.
5628 * resolve.cc (Symbol_table::should_override): Don't test
5629 allow_multiple_definition.
5630
dde3f402
ILT		 5631 PR 10980
5632 * options.h (class General_options): Add --cref.
5633 * main.cc (main): Print cref table if --cref. Don't close mapfile
5634 until after printing cref table.
5635 * cref.cc: Include "symtab.h".
5636 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5637 (Cref_table_compare::operator()): New function.
5638 (Cref_inputs::gather_cref): New function.
5639 (filecol): New static const.
5640 (Cref_inputs::print_cref): New function.
5641 (Cref::print_cref): New function.
5642 * cref.h: Include <cstdio>.
5643 (class Cref): Update declarations.
5644 * mapfile.h (Mapfile::file): New function.
5645 * object.h (class Object): Define Symbols. Declare virtual
5646 do_get_global_symbols.
5647 (Object::get_global_symbols): New function.
5648 * object.cc (Input_objects::add_object): Pass object to cref_ if
5649 --cref.
5650 (Input_objects::archive_start): Likewise.
5651 (Input_objects::archive_stop): Likewise.
5652 (Input_objects::print_cref): New function.
5653 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5654 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5655 --cref.
5656 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5657 function.
5658 * plugin.h (class Sized_pluginobj): Update declarations.
5659
8781f709
ILT		 56602010-01-05 Ian Lance Taylor <iant@google.com>
5661
5662 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5663 to is_default_version. Rename insdef to insdefault.
5664 (Symbol_table::add_from_relobj): Rename def to is_default_version
5665 and local to is_forced_local.
5666 (Symbol_table::add_from_pluginobj): Likewise.
5667 (Symbol_table::add_from_dynobj): Likewise.
5668 (Symbol_table::define_special_symbol): Rename insdef to
5669 insdefault.
5670
fe35d28d
ILT		 56712010-01-04 Ian Lance Taylor <iant@google.com>
5672
30bc8c46
ILT		 5673 PR 10980
5674 * options.h (class General_options): Add
5675 --allow-multiple-definition and -z muldefs.
5676 * resolve.cc (Symbol_table::should_override): Don't warn about a
5677 multiple symbol definition if --allow-multiple-definition or -z
5678 muldefs.
5679
7eaea549
ILT		 5680 PR 10980
5681 * options.h (class General_options): Add --add-needed and
5682 --copy-dt-needed-entries. Tweak --as-needed help entry.
5683 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5684 error if --copy-dt-needed-entries aka --add-needed is used and
5685 would cause a change in behaviour.
5686
fe35d28d
ILT		 5687 PR 10980
5688 * options.h (class General_options): Add -G as a short version of
5689 --shared. Add no-op options -assert, -g, and -i.
5690
55a2bb35
ST		 56912010-01-04 Sriraman Tallam <tmsriram@google.com>
5692
5693 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5694 check for .text or .gnu.linkonce.t sections.
5695 * icf.cc (Icf::find_identical_sections): Ditto.
5696 Change the detection for mangled function name within the section
5697 name.
5698 * icf.h (is_section_foldable_candidate): New function.
5699
719328e1
ILT		 57002009-12-30 Ian Lance Taylor <iant@google.com>
5701
5702 PR 10980
5703 * options.h (class General_options): Permit two dashes with
5704 --retain-symbols-file.
5705
d7bb5745
ILT		 57062009-12-30 Ian Lance Taylor <iant@google.com>
5707
403a15dd
ILT		 5708 PR 10979
5709 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5710 don't put the file header and segment headers in the text
5711 segment.
5712
eda294df
ILT		 5713 PR 10979
5714 * common.cc (Sort_commons::operator()): Stabilize sort when both
5715 entries are NULL.
5716 (Symbol_table::do_allocate_commons_list): When allocating common
5717 symbols, skip a symbol which is no longer common.
5718 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5719 an object before checking its type.
5720 * testsuite/common_test_2.c: New file.
5721 * testsuite/common_test_3.c: New file.
5722 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5723 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5724 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5725 (common_test_2_pic.o, common_test_2.so): New targets.
5726 (common_test_3_pic.o, common_test_3.so): New targets.
5727 * testsuite/Makefile.in: Rebuild.
5728
d7bb5745
ILT		 5729 PR 10979
5730 * script.cc (read_input_script): If we see a new SECTIONS clause,
5731 and we have added an input section, give an error.
5732 * layout.h (class Layout): Add have_added_input_section function.
5733 Add have_added_input_section_ field.
5734 * layout.cc (Layout::Layout): Initialize
5735 have_added_input_section_.
5736 (Layout::layout): Set have_added_input_section_.
5737 (Layout::layout_eh_frame): Likewise.
5738
fc59c572
ILT		 57392009-12-30 Ian Lance Taylor <iant@google.com>
5740
5741 PR 10931
5742 * options.h (class General_options): Add --sort-common option.
5743 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5744 * common.cc (Sort_common): Add sort_order parameter to
5745 constructor. Add sort_order_ field.
5746 (Sort_commons::operator): Check sort_order_.
5747 (Symbol_table::allocate_commons): Determine the sort order.
5748 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5749 Change all callers.
5750 (Symbol_table::do_allocate_commons_list): Likewise.
5751
1c74fab0
ILT		 57522009-12-30 Ian Lance Taylor <iant@google.com>
5753
5754 PR 10916
5755 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5756 symbols from this object, don't change the visibility of an
5757 undefined symbol.
5758 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5759
6affe781
ILT		 57602009-12-30 Ian Lance Taylor <iant@google.com>
5761
5762 PR 10861
5763 * script.h (class Version_script_info): Define Language enum.
5764 Update declarations. Define Glob, Exact, and Lookup types. Add
5765 new fields globals_, locals_, and is_finalized_.
5766 * script.cc: Various formatting fixes.
5767 (class Parser_closure): Change language_stack_ from a vector of
5768 std::string to one of Version_script_info::Language. Adjust all
5769 uses accordingly.
5770 (class Lazy_demangler): Remove.
5771 (struct Version_expression): Change language from std::string to
5772 Version_script_info::Language.
5773 (Version_script_info::Version_script_info): New function.
5774 (Version_script_info::~Version_script_info): Don't call clear.
5775 (Version_script_info::finalize): New function.
5776 (Version_script_info::build_lookup_tables): New function.
5777 (Version_script_info::build_expression_list_lookup): New
5778 function.
5779 (Version_script_info::get_symbol_version_helper): Rewrite to use
5780 lookup tables.
5781 (Version_script_info::print_expression_list): Adjust to use
5782 Version_script_info::Language.
5783 (script_push_lex_into_version_mode): Check that the version script
5784 has not been finalized.
5785 (version_script_push_lang): Change language string to
5786 Version_script_info::Language.
5787 * options.cc (Command_line::version_script): New function.
5788 * options.h (class General_options): Add finalize_dynamic_list
5789 function. Change version_script from declaration to definition.
5790 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5791 * testsuite/version_script.map: Remove duplicate def of foo.
5792 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5793 version_script.map.
5794 * testsuite/Makefile.in: Rebuild.
5795
818bf354
ILT		 57962009-12-30 Ian Lance Taylor <iant@google.com>
5797
5798 PR 10843
5799 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5800 if the input symbol index is 0, make the output symbol index 0.
5801
ebcc8304
ILT		 58022009-12-30 Ian Lance Taylor <iant@google.com>
5803
5804 PR 10670
5805 * options.h (class General_options): Add -x/--discard-all.
5806 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5807 --discard-all. If the local symbol needs a dynamic entry, check
5808 that before handling --discard-locals.
5809
176fe33f
ILT		 58102009-12-30 Ian Lance Taylor <iant@google.com>
5811
bb321bb1
ILT		 5812 PR 10450
5813 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5814 flags to PF_R.
5815 (Output_segment::add_output_section): Don't change the flags if
5816 the type is PT_TLS.
5817
176fe33f
ILT		 5818 PR 10450
5819 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5820 GNU hash table if they need a dynamic value. Otherwise, don't add
5821 them if they are defined in a dynamic object or are forced local.
5822
e8cd95c7
ILT		 58232009-12-29 Ian Lance Taylor <iant@google.com>
5824
1b81fb71
ILT		 5825 PR 10450
5826 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5827 .gnu.hash table for a 32-bit target.
5828
8d6d383d
ILT		 5829 PR 10450
5830 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5831 regular and a dynamic object only needs a dynamic symbol table
5832 entry if it is externally visible.
5833
e785ec03
ILT		 5834 PR 10450
5835 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5836 constructor. Add global_offset_table_ field.
5837 (Target_i386::got_section): Set global_offset_table_.
5838 (Target_i386::do_finalize_sections): Set global_offset_table_
5839 size.
5840 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5841 in constructor. Add global_offset_table_ field.
5842 (Target_x86_64::got_section): Set global_offset_table_.
5843 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5844 size.
5845
1a2dff53
ILT		 5846 * layout.cc (Layout::Layout): Initialize increase_relro_.
5847 (Layout::get_output_section): Add is_relro, is_last_relro, and
5848 is_first_non_relro parameters. Change all callers.
5849 (Layout::choose_output_section): Likewise.
5850 (Layout::add_output_section_data): Likewise.
5851 (Layout::make_output_section): Likewise.
5852 (Layout::set_segment_offsets): Clear increase_relro when using a
5853 linker script.
5854 * layout.h (class Layout): Add increase_relro method. Add
5855 increase_relro_ field. Update declarations.
5856 * output.cc (Output_section::Output_section): Initialize
5857 is_last_relro_ and is_first_non_relro_.
5858 (Output_segment::add_output_section): Group relro sections is
5859 do_sort is true. Handle is_last_relro and is_first_non_relro.
5860 (Output_segment::maximum_alignment): Remove relro handling.
5861 (Output_segment::set_section_addresses): Add increase_relro
5862 parameter. Change all callers. Add initial alignment to align
5863 relro sections on separate page. Remove old relro handling.
5864 (Output_segment::set_section_list_addresses): Remove in_relro
5865 parameter. Change all callers.
5866 (Output_segment::set_offset): Add increase parameter. Change all
5867 callers. Remove old relro handling.
5868 * output.h (class Output_section): Add new methods: is_last_relro,
5869 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5870 Add is_last_relro_ and is_first_non_relro_ fields.
5871 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5872 Create separate .got.plt section. Call increase_relro.
5873 * x86_64.cc (Target_x86_64::got_section): Likewise.
5874 * testsuite/relro_script_test.t: Add .got.plt.
5875
f0ba79e2
ILT		 5876 PR 10450
5877 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5878 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5879 (Layout::finalize): Call set_dynamic_symbol_size.
5880 (Layout::set_dynamic_symbol_size): New function.
5881 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5882 set_dynamic_symbol_size.
5883
e8cd95c7
ILT		 5884 PR 10450
5885 * output.h (class Output_section): Add is_entsize_zero_ field.
5886 * output.cc (Output_section::Output_section): Initialize
5887 is_entsize_zero_.
5888 (Output_section::set_entsize): If two different entsizes are
5889 requested, force it to zero.
5890 (Output_section::add_input_section): Set flags for .debug_str
5891 before updating section flags. Set entsize.
5892 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5893 and SHF_STRING if all input sections have those flags.
5894
3e1b9a8a
RÁE		 58952009-12-29 Rafael Espindola <espindola@google.com>
5896
5897 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5898 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5899 reporting.
3e1b9a8a 5900
3dcad376
ST		 59012009-12-29 Sriraman Tallam <tmsriram@google.com>
5902
5903 * options.cc (General_options::parse_version): Allow -v to exit
5904 without an error if there is nothing to link.
5905
084e2665
ILT		 59062009-12-29 Ian Lance Taylor <iant@google.com>
5907
5908 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5909 using a version of gcc before 4.1.
5910 * configure: Rebuild.
5911
250acde3
CD		 59122009-12-28 Chris Demetriou <cgd@google.com>
5913
5914 * attributes.cc (Output_attributes_section_data::do_write): Use
5915 std::vector::front rather than std::vector::data.
5916
99fff23b
ILT		 59172009-12-28 Ian Lance Taylor <iant@google.com>
5918
5919 * symtab.h (class Symbol_table): Add enum Defined.
5920 * resolve.cc (Symbol_table::should_override): Add defined
5921 parameter. Change all callers. Test whether object is NULL
5922 before calling a method on it.
5923 (Symbol_table::report_resolve_problem): Add defined parameter.
5924 Change all callers.
5925 (Symbol_table::should_override_with_special): Likewise.
5926 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5927 parameter. Change all callers.
5928 (Symbol_table::do_define_in_output_data): Likewise.
5929 (Symbol_table::define_in_output_segment): Likewise.
5930 (Symbol_table::do_define_in_output_segment): Likewise.
5931 (Symbol_table::define_as_constant): Likewise.
5932 (Symbol_table::do_define_as_constant): Likewise.
5933 * script.h (class Symbol_assignment): Add is_defsym parameter to
5934 constructor; change all callers.
5935 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5936 parameter. Change all callers. Add is_defsym_ field.
5937 (class Parser_closure): Add parsing_defsym parameter to
5938 constructor; change all callers. Add parsing_defsym accessor
5939 function. Add parsing_defsym_ field.
5940
556bd683
ILT		 59412009-12-28 Ian Lance Taylor <iant@google.com>
5942
5943 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5944 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5945
1782c879
ILT		 59462009-12-23 Ian Lance Taylor <iant@google.com>
5947
5948 * i386.cc (Target_i386::do_calls_non_split): Recognize
5949 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5950 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5951 -fsplit-stack prologue when using %r11.
1782c879 5952
329ca2b1
ST		 59532009-12-21 Sriraman Tallam <tmsriram@google.com>
5954
5955 * options.cc (General_options::parse_version): Make -v continue and do
5956 the link like GNU ld does.
5957
d675ff46
RÁE		 59582009-12-17 Rafael Avila de Espindola <espindola@google.com>
5959
5960 * Makefile.am (CCFILES): Add timer.cc.
5961 (HFILES): Add timer.h.
5962 * configure.ac: Check for sysconf and times.
5963 * main.cc: include timer.h.
5964 (main): Use Timer instead of get_run_time.
5965 * timer.cc: New.
5966 * timer.h: New.
5967 * workqueue.cc: include timer.h.
5968 (Workqueue::find_and_run_task):
5969 Report user, sys and wall time.
5970 * Makefile.in: Regenerate.
5971 * config.in: Regenerate.
5972 * configure: Regenerate.
5973
d6344fb5
DK		 59742009-12-16 Doug Kwan <dougkwan@google.com>
5975
5976 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5977 sections.
5978 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5979 relaxed input sections.
5980 * output.cc (Output_section::find_relaxed_input_section): Change
5981 return type to Output_relaxed_input_section pointer. Adjust code
5982 for new type of relaxed_input_section_map_.
5983 * output.h (Output_section::find_relaxed_input_section): Change
5984 return type to Output_relaxed_input_section pointer.
5985 (Output_section::Output_relaxed_input_section_by_input_section_map):
5986 New type.
5987 (Output_section::relaxed_input_section_map_): Change type to
5988 Output_section::Output_relaxed_input_section_by_input_section_map.
5989 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5990 input section.
5991
0e0d5469
ILT		 59922009-12-15 Ian Lance Taylor <iant@google.com>
5993
5994 * layout.cc (Layout::create_shstrtab): Only write out after input
5995 sections if we are compressing debug sections.
5996
0649a889
ILT		 59972009-12-15 Ian Lance Taylor <iant@google.com>
5998
5999 * archive.cc (Archive::add_symbols): Only look up a symbol without
6000 a version if there is, in fact, a version.
6001
2ea97941
ILT		 60022009-12-14 Ian Lance Taylor <iant@google.com>
6003
6004 Revert -Wshadow changes, all changes from:
6005 2009-12-11 Doug Kwan <dougkwan@google.com>
6006 2009-12-11 Nick Clifton <nickc@redhat.com>
6007 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6008
b0eec2cc
DK		 60092009-12-11 Doug Kwan <dougkwan@google.com>
6010
6011 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6012 due to -Wshadow.
6013 * attributes.cc (Object_attribute::size): Ditto.
6014 (Attributes_section_data::size): Ditto.
6015 (Attributes_section_data::Attributes_section_data): Ditto.
6016 (Output_attributes_section_data::do_write): Ditto.
6017 * attributes.h (Object_attribute::set_type): Ditto.
6018 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6019
91d6fa6a
NC		 60202009-12-11 Nick Clifton <nickc@redhat.com>
6021
6022 * archive.cc: Fix shadowed variable warnings.
6023 * arm.cc: Likewise.
6024 * compressed_output.cc: Likewise.
6025 * compressed_output.h: Likewise.
6026 * configure: Likewise.
6027 * dwarf_reader.cc: Likewise.
6028 * dynobj.cc: Likewise.
6029 * dynobj.h: Likewise.
6030 * ehframe.cc: Likewise.
6031 * ehframe.h: Likewise.
6032 * errors.cc: Likewise.
6033 * expression.cc: Likewise.
6034 * fileread.cc: Likewise.
6035 * fileread.h: Likewise.
6036 * freebsd.h: Likewise.
6037 * i386.cc: Likewise.
6038 * icf.cc: Likewise.
6039 * incremental.h: Likewise.
6040 * layout.cc: Likewise.
6041 * layout.h: Likewise.
6042 * mapfile.cc: Likewise.
6043 * merge.cc: Likewise.
6044 * merge.h: Likewise.
6045 * object.cc: Likewise.
6046 * object.h: Likewise.
6047 * options.h: Likewise.
6048 * output.cc: Likewise.
6049 * output.h: Likewise.
6050 * parameters.cc: Likewise.
6051 * plugin.cc: Likewise.
6052 * powerpc.cc: Likewise.
6053 * reduced_debug_output.cc: Likewise.
6054 * reduced_debug_output.h: Likewise.
6055 * reloc.cc: Likewise.
6056 * reloc.h: Likewise.
6057 * resolve.cc: Likewise.
6058 * script-sections.cc: Likewise.
6059 * script.cc: Likewise.
6060 * script.h: Likewise.
6061 * sparc.cc: Likewise.
6062 * symtab.cc: Likewise.
6063 * symtab.h: Likewise.
6064 * target-select.cc: Likewise.
6065 * target-select.h: Likewise.
6066 * token.h: Likewise.
6067 * workqueue.cc: Likewise.
6068 * workqueue.h: Likewise.
6069 * x86_64.cc: Likewise.
6070
a0351a69
DK		 60712009-12-10 Doug Kwan <dougkwan@google.com>
6072
6073 * arm.cc (attributes.h): New include.
6074 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6075 (Arm_relobj::~Arm_relobj): Delete object pointed by
6076 attributes_section_data_.
6077 (Arm_relobj::attributes_section_data): New method definition.
6078 (Arm_relobj::attributes_section_data_): New data member declaration.
6079 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6080 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6081 attributes_section_data_.
6082 (Arm_dynobj::attributes_section_data): New method definition.
6083 (Arm_dynobj::attributes_section_data_): New data member declaration.
6084 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6085 initialization value of may_use_blx_ to false.
6086 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6087 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6088 object attributes to compute results instead of hard-coding.
6089 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6090 Target_arm::get_secondary_compatible_arch,
6091 Target_arm::set_secondary_compatible_arch
6092 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6093 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6094 New method declarations.
6095 (Target_arm::get_aeabi_object_attribute): New method definition.
6096 (Target_arm::attributes_section_data_): New data member declaration.
6097 (read_arm_attributes_section): New template definition.
6098 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6099 (Arm_dynobj::do_read_symbols): Ditto.
6100 (Target_arm::do_finalize_sections): Merge attributes sections from
6101 input. Check for BLX use after attributes section merging.
6102 Fix __exidx_start and __exidx_end visibility. Create an
6103 .ARM.attributes section if necessary.
6104 (Target_arm::get_secondary_compatible_arch,
6105 Target_arm::set_secondary_compatible_arch,
6106 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6107 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6108 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6109 New method definitions.
6110
b59befec
ILT		 61112009-12-09 Ian Lance Taylor <iant@google.com>
6112
6113 * plugin.cc (Plugin::load): Don't cast from void* to a function
6114 pointer.
6115
1276bc89
ILT		 61162009-12-09 Ian Lance Taylor <iant@google.com>
6117
6118 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6119 information fields.
6120
2f2de248
L		 61212009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6122
6123 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6124 Replace two_file_shared_1.so with two_file_shared_2.so.
6125 * testsuite/Makefile.in: Regenerated.
6126
4f787271
DK		 61272009-12-08 Doug Kwan <dougkwan@google.com>
6128
6129 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6130 (HFILES): Add attributes.h and int_encoding.h.
6131 * Makefile.in: Regenerate.
6132 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6133 function definitions to int_encoding.cc
6134 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6135 prototypes to int_encoding.h
6136 * reduced_debug_output.cc (int_encoding.h): New include.
6137 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6138 function definitions to int_encoding.cc
6139 (insert_into_vector, read_from_pointer): Move template definitions to
6140 int_encoding.h
6141 * attributes.cc: New file.
6142 * attributes.h: New file.
6143 * int_encoding.cc: New file.
6144 * int_encoding.h: New file.
6145
20b52f1a
RÁE		 61462009-12-07 Rafael Avila de Espindola <espindola@google.com>
6147
6148 PR gold/11055
6149 * incremental-dump.cc (dump_incremental_inputs): New.
6150 (main): Use dump_incremental_inputs.
6151
53d7974c
L		 61522009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6153
6154 PR gold/10893
6155 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6156 checking elfcpp::STT_FUNC.
6157 (Target_i386::Relocate::relocate): Likewise.
6158 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6159
6160 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6161 symbols from shared libraries into normal FUNC symbols.
6162
6163 * symtab.h (Symbol): Add is_func and use it.
6164
05a352e6
DK		 61652009-12-05 Doug Kwan <dougkwan@google.com>
6166
6167 * arm.cc (Target_arm::arm_info): Initialize new fields
6168 attributes_section and attributes_vendor.
6169 * i386.cc (Target_i386::i386_info): Same.
6170 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6171 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6172 fields attributes_section and attributes_vendor.
53d7974c 6173 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6174 * target.h (Target::attributes_section, Target::attributes_vendor,
6175 Target::is_attributes_section, Target::attribute_arg_type,
6176 Target::attributes_order): New method definitions.
6177 (Target::Target_info::attributes_section,
6178 Target::Target_info::attributes_vendor): New fields.
6179 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6180 virtual method definitions.
6181 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6182 attributes_section and attributes_vendor.
6183 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6184
f4e5969c
DK		 61852009-12-05 Doug Kwan <dougkwan@google.com>
6186
6187 * arm.cc: Update comments about interworking and stub generation.
6188 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6189 considered as non-PIC.
6190 (Arm_relocate_functions::base_abs): Fix formatting.
6191 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6192 of function to use GOT entry address instead of offset.
6193 (Target_arm::Scan::global): Issue an error if a symbol would need a
6194 PLT does not get one because it is untyped. Remove code to create
6195 dynamic symbols for relative branches.
6196 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6197 takes unsigned integer instead of boolean.
6198
1abce4a6
L		 61992009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6200
6201 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6202 (two_file_test_LDADD): Likewise.
6203 (common_test_1_LDADD): Likewise.
6204 (exception_test_LDADD) Likewise.
6205 (weak_test_LDADD): Likewise.
6206 (many_sections_test_LDADD): Likewise.
6207 (initpri1_LDADD): Likewise.
6208 (script_test_1_LDADD): Likewise.
6209 (script_test_2_LDADD): Likewise.
6210 (justsyms_LDADD): Likewise.
6211 (binary_test_LDADD): Likewise.
6212 (large_LDADD): Likewise.
6213 * testsuite/Makefile.in: Regenerated.
6214
adcf2816 62152009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6216
adcf2816
L		 6217 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6218 (Symbol_table::override_with_special): Likewise.
6219 (Symbol_table::add_from_object): Likewise.
6220
28e67f5d
RÁE		 62212009-12-04 Rafael Avila de Espindola <espindola@google.com>
6222
6223 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6224 Don't set the data_offset twice.
6225
ae10a101
RÁE		 62262009-12-04 Rafael Avila de Espindola <espindola@google.com>
6227
6228 * testsuite/Makefile.in: Regenerate.
6229
f59f41f3
DK		 62302009-12-03 Doug Kwan <dougkwan@google.com>
6231
6232 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6233 (Target_arm::do_finalize_sections): Add parameter for symbol table
6234 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6235 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6236 parameter for symbol table pointer.
6237 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6238 an additional parameter for a pointer to symbol table.
6239 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6240 parameter for a symbol table pointer.
6241 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6242 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6243 Ditto.
6244 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6245 parameter for a symbol table pointer.
6246
ca55d848
RÁE		 62472009-12-03 Rafael Avila de Espindola <espindola@google.com>
6248
6249 * incremental.cc (Incremental_inputs_header)
6250 (Incremental_inputs_header_write, Incremental_inputs_entry)
6251 (Incremental_inputs_entry_write): Move ...
6252 * incremental.h (Incremental_inputs_header)
6253 (Incremental_inputs_header_write, Incremental_inputs_entry)
6254 (Incremental_inputs_entry_write): here.
6255
3aec4f9c
RÁE		 62562009-12-02 Rafael Avila de Espindola <espindola@google.com>
6257
6258 * incremental.cc (make_sized_incremental_binary): Set the target.
6259 Error if it is incompatible.
6260 * output.h (Output_file): Add filename method.
6261
9c0ae74d
RÁE		 62622009-12-02 Rafael Avila de Espindola <espindola@google.com>
6263
6264 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6265 from the get_* methods.
6266
a45500ae
RÁE		 62672009-12-02 Rafael Avila de Espindola <espindola@google.com>
6268
6269 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6270 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6271 Write 0 for the data_offset of scripts.
6272
325e6408
RÁE		 62732009-12-02 Rafael Avila de Espindola <espindola@google.com>
6274
6275 * testsuite/Makefile.am: Add the incremental_test.sh test.
6276 * testsuite/incremental_test.sh: New.
6277 * testsuite/incremental_test_1.c: New.
6278 * testsuite/incremental_test_2.c: New.
6279
954c3e2e
RÁE		 62802009-12-01 Rafael Avila de Espindola <espindola@google.com>
6281
6282 * incremental-dump.cc (main): Fix typos.
6283
f8086623
RÁE		 62842009-11-27 Rafael Avila de Espindola <espindola@google.com>
6285
6286 PR gold/11025
6287 * incremental-dump.cc (main): Use llu to print 64 bit values.
6288
3b0dd6ac
L		 62892009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6290 H.J. Lu <hongjiu.lu@intel.com>
6291
6292 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6293 $(LIBDL).
6294 (incremental_dump_LDADD): Likewise.
6295 * Makefile.in: Regenerated.
6296
a6d1ef57 62972009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6298
a6d1ef57
DK		 6299 Revert:
6300
6301 2009-11-25 Doug Kwan <dougkwan@google.com>
6302
6303 * arm.cc (Target_arm::Target_arm): Move method definition
6304 outside of class definition. Add code to handle
6305 --target1-rel, --target1-abs and --target2= options.
6306 (Target_arm::get_reloc_reloc_type): Change method to be
6307 non-static and const.
6308 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6309 New data member declaration.
6310 (Target_arm::Scan::local, Target_arm::Scan::global,
6311 Target_arm::Relocate::relocate,
6312 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6313 Adjust call to Target_arm::get_real_reloc_type.
6314 (Target_arm::get_real_reloc_type): Use command line options
6315 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6316 * options.h (--target1-rel, --target1-abs, --target2): New
6317 ARM-only options.
6318
50aeb7d4
DK		 63192009-11-25 Doug Kwan <dougkwan@google.com>
6320
6321 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6322 class definition. Add code to handle --target1-rel, --target1-abs
6323 and --target2= options.
6324 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6325 and const.
6326 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6327 member declaration.
6328 (Target_arm::Scan::local, Target_arm::Scan::global,
6329 Target_arm::Relocate::relocate,
6330 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6331 call to Target_arm::get_real_reloc_type.
6332 (Target_arm::get_real_reloc_type): Use command line options to
6333 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6334 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6335 options.
6336
51938283
DK		 63372009-11-25 Doug Kwan <dougkwan@google.com>
6338
6339 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6340 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6341 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6342 formatting.
6343 (Arm_relocate_functions::thm_call): Replace body with a call to
6344 Arm_relocate_functions::thumb_branch_common.
6345 (Arm_relocate_functions::thm_jump24,
6346 Arm_relocate_functions::thm_xpc22): New method definitions.
6347 (Arm_relocate_functions::thumb_branch_common): New method definition.
6348 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6349 operator.
6350 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6351 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6352
e2b8f3c4
RÁE		 63532009-11-24 Rafael Avila de Espindola <espindola@google.com>
6354
6355 * Makefile.am: Build incremental-dump
6356 * Makefile.in: Regenerate.
6357 * incremental-dump.cc: New.
6358 * incremental.cc (Incremental_inputs_header_data,
6359 Incremental_inputs_entry_data): Move to incremental.h
6360 * incremental.h: (Incremental_inputs_header_data,
6361 Incremental_inputs_entry_data): Move from incremental.cc
6362
bcba9aec
RÁE		 63632009-11-24 Rafael Avila de Espindola <espindola@google.com>
6364
6365 * incremental.cc (Incremental_inputs_header,
6366 Incremental_inputs_header_write, Incremental_inputs_entry,
6367 Incremental_inputs_entry_write): Add a typedef with the data type.
6368
7c3afe08
RÁE		 63692009-11-24 Rafael Avila de Espindola <espindola@google.com>
6370
6371 * incremental.cc (Incremental_inputs_header,
6372 Incremental_inputs_header_write, Incremental_inputs_entry,
6373 Incremental_inputs_entry_write): Update comment about which
6374 type has the filed descriptions.
6375
d204b6e9
DK		 63762009-11-15 Doug Kwan <dougkwan@google.com>
6377
6378 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6379 (Arm_relocate_functions::arm_branch_common): Change method defintion
6380 in class definition to a method declaration and update list of formal
6381 parameters.
6382 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6383 Arm_relocation_functions::jump24): Adjust call to
6384 Arm_relocate_functions::arm_branch_common. Update list of formal
6385 parameters.
6386 (Arm_relocate_functions::xpc25): New method definition.
6387 (Arm_relocate_functions::arm_branch_common): Move method defintion
6388 out from class definition. Use stubs for mode-switching and extending
6389 branch ranges.
6390 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6391 specially. Change code to enable use of stubs in ARM branches.
6392
43d12afe
DK		 63932009-11-10 Doug Kwan <dougkwan@google.com>
6394
6395 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6396 in method declaration.
6397 (Target_arm::relocate_stub): New method declaration.
6398 (Target_arm::default_target): Change to return a pointer instead of
6399 a const reference.
6400 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6401 Target_arm::default_target.
6402 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6403 method definition.
6404 (Target_arm::relocate_section): Adjust view.
6405 (Target_arm::relocate_stub): New method definition.
6406
ac33a407
DK		 64072009-11-10 Doug Kwan <dougkwan@google.com>
6408
6409 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6410 a format warning.
6411 * incremental.cc (open_incremental_binary): Initialized local
6412 variables to avoid warnings.
6413 * object.cc (make_elf_object): Ditto.
6414 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6415 a format warning.
e1df38aa 6416
88ee28e9
L		 6417009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6418
6419 PR gold/10930
6420 * testsuite/plugin_test.c: Include "config.h".
6421
2daedcd6
DK		 64222009-11-09 Doug Kwan <dougkwan@google.com>
6423
6424 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6425 (arm_symbol_value): Remove.
6426 (Arm_relocate_functions::arm_branch_common,
6427 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6428 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6429 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6430 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6431 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6432 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6433 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6434 Arm_relocate_functions::thm_mobw_abs_nc,
6435 Arm_relocate_functions::thm_mov_abs,
6436 Arm_relocate_functions::movw_prel_nc,
6437 Arm_relocate_functions::thm_movt_abs,
6438 Arm_relocate_functions::movt_prel,
6439 Arm_relocate_functions::thm_movw_prel_nc,
6440 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6441 (Target_arm::Relocate::relocate): Only decompose address into two
6442 parts if relocation type uses the thumb-bit and pass the actual
6443 bit instead of a flag indicating that the thumb-bit is used. Adjust
6444 calls to methods in Arm_relocate_functions for this change.
6445
1276bc89 64462009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6447
6448 PR 10925
6449 * reloc.cc: Instantiate
6450 Sized_relobj::initialize_input_to_output_maps and
6451 Sized_relobj:free_input_to_output_maps.
6452
e53ad1b5
ILT		 64532009-11-06 Ian Lance Taylor <iant@google.com>
6454
6455 PR 10876
6456 * defstd.cc (in_segment): Set only_if_ref true for "end".
6457
eb44217c
DK		 64582009-11-06 Doug Kwan <dougkwan@google.com>
6459
6460 * arm.cc (class Reloc_stub): Correct a comment.
6461 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6462 (Target_arm::scan_section_for_stubs): New method declaration.
6463 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6464 Change methods from private to protected.
6465 (Target_arm::do_may_relax): New method definition.
6466 (Target_arm::do_relax, Target_arm::group_sections,
6467 Target_arm::scan_reloc_for_stub,
6468 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6469 (Target_arm::arm_input_section_map_): New data member declaration.
6470 (Target_arm::scan_reloc_for_stub,
6471 Target_arm::scan_reloc_section_for_stubs,
6472 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6473 Target_arm::do_relax): New method definitions.
6474
5d329b7d
ILT		 64752009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6476
6477 * configure.ac: Check for (struct stat)::st_mtim
6478 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6479 * config.in: Regenerate.
6480 * configure: Regenerate.
6481
96a0d71b
ILT		 64822009-11-05 Ian Lance Taylor <iant@google.com>
6483
6484 PR 10910
6485 * output.cc (Output_segment::add_output_section): Add missing
6486 return statement.
6487
594c8e5e
ILT		 64882009-11-04 Ian Lance Taylor <iant@google.com>
6489
6490 PR 10880
6491 * object.h (class Object): Add is_needed and set_is_needed
6492 methods. Add is_needed_ field. Make bool fields into bitfields.
6493 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6494 defined in a dynamic object and referenced by a regular object,
6495 set is_needed for the dynamic object.
6496 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6497 if the file is marked with as_needed and it is not needed.
6498
22b127cc
ILT		 64992009-11-04 Ian Lance Taylor <iant@google.com>
6500
6501 PR 10887
6502 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6503 tags if data is discarded by linker script.
6504 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6505 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6506 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6507 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6508
f5c870d2
ILT		 65092009-11-04 Ian Lance Taylor <iant@google.com>
6510
6511 * layout.cc (Layout::get_output_section): Add is_interp and
6512 is_dynamic_linker_section parameters. Change all callers.
6513 (Layout::choose_output_section): Likewise.
6514 (Layout::make_output_section): Likewise.
6515 (Layout::add_output_section_data): Add is_dynamic_linker_section
6516 parameter. Change all callers.
6517 * layout.h (class Layout): Update declarations.
6518 * output.h (class Output_section): Add is_interp, set_is_interp,
6519 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6520 Add is_interp_, is_dynamic_linker_section_ fields. Change
6521 generate_code_fills_at_write_ to a bitfield.
6522 * output.cc (Output_section::Output_sections): Initialize new
6523 fields.
6524 (Output_segment::add_output_section): Add do_sort parameter.
6525 Change all callers.
6526
1ae4d23b
ILT		 65272009-11-03 Ian Lance Taylor <iant@google.com>
6528
6529 PR 10860
6530 * options.h (class General_options): Add --warn-common.
6531 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6532 merging two common symbols.
6533 (Symbol_table::should_override): Handle --warn-common when merging
6534 a common symbol with a defined symbol. Use report_resolve_problem
6535 for multiple definitions.
6536 (Symbol_table::report_resolve_problem): New function.
6537 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6538
55da9579
DK		 65392009-11-03 Doug Kwan <dougkwan@google.com>
6540
6541 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6542 stub_factory_.
6543 (Target_arm::stub_factory): New method definition.
6544 (Target_arm::new_arm_input_section,
6545 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6546 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6547 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6548 New type definitions.
6549 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6550 member declarations.
6551 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6552 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6553 New method definitions.
6554
37a9ac43
ILT		 65552009-11-03 Ian Lance Taylor <iant@google.com>
6556
6557 * options.h (class General_options): Add --warn_constructors.
6558
b3d6a3d4
ILT		 65592009-11-03 Ian Lance Taylor <iant@google.com>
6560
6561 PR 10893
6562 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6563 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6564
934b01dd
ILT		 65652009-11-03 Ian Lance Taylor <iant@google.com>
6566
6567 PR 10895
6568 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6569 --msgid-bugs-address.
6570 (install-pdf): New target.
6571 (install-data_yes): Look up one directory to find mkinstalldirs.
6572
03c1939b
L		 65732009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6574
6575 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6576 tree.
6577
ebd95253
DK		 65782009-10-30 Doug Kwan <dougkwan@google.com>
6579
6580 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6581
e9bbb538
DK		 65822009-10-30 Doug Kwan <dougkwan@google.com>
6583
6584 * arm.cc (Stub_addend_reader): New struct template definition
6585 and partial specializations.
6586 (Stub_addend_reader::operator()): New method definition for a
6587 partially specialized template.
6588
d5b40221
DK		 65892009-10-30 Doug Kwan <dougkwan@google.com>
6590
6591 * arm.cc (Arm_relobj::processor_specific_flags): New method
6592 definition.
6593 (Arm_relobj::do_read_symbols): New method declaration.
6594 (Arm_relobj::processor_specific_flags_): New data member declaration.
6595 (Arm_dynobj): New class definition.
6596 (Target_arm::do_finalize_sections): Add input_objects parameter.
6597 (Target_arm::do_adjust_elf_header): New method declaration.
6598 (Target_arm::are_eabi_versions_compatible,
6599 (Target_arm::merge_processor_specific_flags): New method declaration.
6600 (Target_arm::do_make_elf_object): New overloaded method definitions
6601 and declaration.
6602 (Arm_relobj::do_read_symbols): New method definition.
6603 (Arm_dynobj::do_read_symbols): Ditto.
6604 (Target_arm::do_finalize_sections): Add input_objects parameters.
6605 Merge processor-specific flags from all input objects.
6606 (Target_arm::are_eabi_versions_compatible,
6607 Target_arm::merge_processor_specific_flags,
6608 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6609 New method definitions.
6610 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6611 Input_objects pointer type parameter.
6612 * layout.cc (Layout::finalize): Pass input objects to target's.
6613 finalize_sections function.
6614 * output.cc (Output_file_header::do_sized_write): Set ELF file
6615 header's processor-specific flags.
6616 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6617 Input_objects pointer type parameter.
6618 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6619 * target.h (Input_objects): New forward class declaration.
6620 (Target::processor_specific_flags,
6621 Target::are_processor_specific_flags_sect): New method definitions.
6622 (Target::finalize_sections): Add input_objects parameter.
6623 (Target::Target): Initialize processor_specific_flags_ and
6624 are_processor_specific_flags_set_.
6625 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6626 parameter.
6627 (Target::set_processor_specific_flags): New method definition.
6628 (Target::processor_specific_flags_,
6629 Target::are_processor_specific_flags_set_): New data member
6630 declarations.
6631 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6632 Input_objects pointer type parameter.
6633
ebabffbd
DK		 66342009-10-30 Doug Kwan <dougkwan@google.com>
6635
6636 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6637
ad0f2072
ILT		 66382009-10-28 Ian Lance Taylor <iant@google.com>
6639
6640 * object.h (class Relobj): Drop options parameter from
6641 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6642 do_scan_relocs, do_relocate. Change all callers.
6643 (class Sized_relobj): Drop options parameters from
6644 do_gc_process_relocs, do_scan_relocs, do_relocate,
6645 do_relocate_sections, relocate_sections, emit_relocs_scan,
6646 emit_relocs_scan_reltype. Change all callers.
6647 (struct Relocate_info): Remove options field and all references to
6648 it.
6649 * reloc.h (class Read_relocs): Remove options constructor
6650 parameter and options_ field. Change all callers.
6651 (class Gc_process_relocs, class Scan_relocs): Likewise.
6652 (class Relocate_task): Likewise.
6653 * target-reloc.h (scan_relocs): Remove options parameter. Change
6654 all callers.
6655 (scan_relocatable_relocs): Likewise.
6656 * target.h (class Sized_target): Remove options parameter from
6657 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6658 all callers.
6659 * gc.h (gc_process_relocs): Remove options parameter. Change all
6660 callers.
6661 * arm.cc: Update functions to remove options parameters.
6662 * i386.cc: Likewise.
6663 * powerpc.cc: Likewise.
6664 * sparc.cc: Likewise.
6665 * x86_64.cc: Likewise.
6666 * testsuite/testfile.cc: Likewise.
6667
8ffa3667
DK		 66682009-10-28 Doug Kwan <dougkwan@google.com>
6669
6670 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6671 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6672 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6673 New method definitions.
6674
40f36857
CC		 66752009-10-28 Cary Coutant <ccoutant@google.com>
6676
6677 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6678 (Plugin::cleanup_done_): New member.
6679 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6680 (Plugin_manager::cleanup_done_): Remove.
6681 (Plugin_manager::add_input_file): Edit error message.
6682 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6683 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6684
2c849493
ILT		 66852009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6686
6687 * fileread.cc: (File_read::View::~View): Use the new
6688 data_ownership_ filed.
6689 (File_read::~File_read): Dispose the new whole_file_view_.
6690 (File_read::open): Mmap the whole file if needed.
6691 (File_read::open): Use whole_file_view_ instead of contents_.
6692 (File_read::find_view): Use whole_file_view_ if applicable.
6693 (File_read::do_read): Use whole_file_view_ instead of contents_.
6694 (File_read::make_view): Use whole_file_view_ instead of contents_,
6695 update File_read::View::View call.
6696 (File_read::find_or_make_view): Update File_read::View::View
6697 call.
6698 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6699 remove contents_
6700 (File_read::View::Data_ownership): New enum.
6701 (File_read::View::View): Replace bool mapped_ with Data_ownership
6702 argument.
6703 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6704 (File_read::View::data_ownership_): New field.
6705 (File_read::contents_): Remove (replaced by whole_file_view_).
6706 (File_read::whole_file_view_): New field.
6707 * options.h (class General_options): Add --keep-files-mapped.
6708
24998053
CC		 67092009-10-27 Cary Coutant <ccoutant@google.com>
6710
6711 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6712 * testsuite/Makefile.am (plugin_test_5): New test case.
6713 * testsuite/Makefile.in: Regenerate.
6714
72adc4fa
DK		 67152009-10-25 Doug Kwan <dougkwan@google.com>
6716
6717 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6718 from private to protected to allow access by child class.
6719 (Sized_relobj::do_relocate_sections): New method declaration.
6720 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6721 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6722 Sized_relobj::relocate_sections. Instantiate template explicitly
6723 for different target sizes and endianity.
6724
07f508a2
DK		 67252009-10-24 Doug Kwan <dougkwan@google.com>
6726
6727 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6728 (Arm_input_section::as_arm_input_section): New method.
6729 (Arm_output_section): New class definition.
6730 (Arm_output_section::create_stub_group,
6731 Arm_output_section::group_sections): New method definitions.
6732
10ad9fe5
DK		 67332009-10-22 Doug Kwan <dougkwan@google.com>
6734
6735 * arm.cc (Arm_input_section): New class definition.
6736 (Arm_input_section::init, Arm_input_section:do_write,
6737 Arm_input_section::set_final_data_size,
6738 Arm_input_section::do_reset_address_and_file_offset): New method
6739 definitions.
6740
56ee5e00
DK		 67412009-10-21 Doug Kwan <dougkwan@google.com>
6742
6743 * arm.cc (Stub_table, Arm_input_section): New forward class
6744 declarations.
6745 (Stub_table): New class defintion.
6746 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6747 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6748 New method definition.
6749
b569affa
DK		 67502009-10-21 Doug Kwan <dougkwan@google.com>
6751
6752 * arm.cc: Update copyright comments.
6753 (Target_arm): New forward class template declaration.
6754 (Arm_address): New type.
6755 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6756 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6757 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6758 constants.
6759 (Insn_template): Same.
6760 (DEF_STUBS): New macro.
6761 (Stub_type): New enum type.
6762 (Stub_template): New class definition.
6763 (Stub): Same.
6764 (Reloc_stub): Same.
6765 (Stub_factory): Same.
6766 (Target_arm::Target_arm): Initialize may_use_blx_ and
6767 should_force_pic_veneer_.
6768 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6769 Target_arm::should_force_pic_veneer,
6770 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6771 Target_arm::using_thumb_only, Target_arm:;default_target): New
6772 method defintions.
6773 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6774 New data member declarations.
6775 (Insn_template::size, Insn_template::alignment): New method defintions.
6776 (Stub_template::Stub_template): New method definition.
6777 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6778 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6779 (Stub_factory::Stub_factory): New method definition.
6780 * gold.h (string_hash): New template.
6781 * output.h (Input_section_specifier::hash_value): Use
6782 gold::string_hash.
6783 (Input_section_specifier::string_hash): Remove.
6784 * stringpool.cc (Stringpool_template::string_hash): Use
6785 gold::string_hash.
6786
6c172549
DK		 67872009-10-20 Doug Kwan <dougkwan@google.com>
6788
6789 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6790 symbols of relaxed input sections.
6791 * output.h (Output_section::find_relaxed_input_section): Make
6792 method public.
6793
c5617f2f
DK		 67942009-10-16 Doug Kwan <dougkwan@google.com>
6795
6796 * dynobj.cc (Versions::Versions): Initialize version_script_.
6797 Only insert base version symbol definition for a shared object
6798 if version script defines any version versions.
6799 (Versions::define_base_version): New method definition.
6800 (Versions::add_def): Check that base version is not needed.
6801 (Versions::add_need): Define base version lazily.
6802 * dynobj.h (Versions::define_base_version): New method declaration.
6803 (Versions::needs_base_version_): New data member declaration.
6804 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6805 (check_DATA): Add no_version_test.stdout.
6806 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6807 New make rules.
6808 * testsuite/Makefile.in: Regenerate.
6809 * testsuite/no_version_test.c: New file.
6810 * testsuite/no_version_test.sh: Ditto.
6811
3c12dcdb
DK		 68122009-10-16 Doug Kwan <dougkwan@google.com>
6813
6814 * expression.cc (class Segment_start_expression): New class definition.
6815 (Segment_start_expression::value): New method definition.
6816 (script_exp_function_segment_start): Return a new
6817 Segment_start_expression.
6818 * gold/script-c.h (script_saw_segment_start_expression): New function
6819 prototype.
6820 * script-sections.cc (Script_sections::Script_sections): Initialize
6821 SAW_SEGMENT_START_EXPRESSION_ to false.
6822 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6823 and -Tbbs options to specify section addresses if given in
6824 command line and no SEGMENT_START expression is seen in a script.
6825 * script-sections.h (Script_sections::saw_segment_start_expression,
6826 Script_sections::set_saw_segment_start_expression): New method
6827 definition.
6828 (Script_sections::saw_segment_start_expression_): New data member
6829 declaration.
6830 * script.cc (script_saw_segment_start_expression): New function.
6831 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6832 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6833 script_test_7.sh and script_test_8.sh.
6834 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6835 script_test_8.stdout.
6836 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6837 (script_test_6, script_test_6.stdout, script_test_7,
6838 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6839 * Makefile.in: Regenerate.
6840 * testsuite/script_test_6.sh: New file.
6841 * testsuite/script_test_6.t: Same.
6842 * testsuite/script_test_7.sh: Same.
6843 * testsuite/script_test_7.t: Same.
6844 * testsuite/script_test_8.sh: Same.
6845
64b1ae37
DK		 68462009-10-16 Doug Kwan <dougkwan@google.com>
6847
6848 * output.cc (Output_segment::set_section_list_address): Cast
6849 expressions to unsigned long long type to avoid format warnings.
6850
661be1e2
ILT		 68512009-10-15 Ian Lance Taylor <iant@google.com>
6852
12edd763 6853 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6854 dot assignment to script_sections_.
12edd763
ILT		 6855 * script-sections.cc (Script_sections::add_dot_assignment):
6856 Initialize if necessary.
6857
68b6574b
ILT		 6858 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6859 program headers with no load segment if there is a linker script.
6860
661be1e2
ILT		 6861 * layout.cc (Layout::set_segment_offsets): Align the file offset
6862 to the segment aligment for -N or -n with no load segment.
6863 * output.cc (Output_segment::add_output_section): Don't crash if
6864 the first section is a TLS section.
6865 (Output_segment::set_section_list_addresses): Print an error
6866 message if the address moves backward in a linker script.
6867 * script-sections.cc
6868 (Output_section_element_input::set_section_addresses): Don't
6869 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6870 (Orphan_output_section::set_section_addresses): Likewise.
6871
f15f61a7
DK		 68722009-10-15 Doug Kwan <dougkwan@google.com>
6873
6874 * layout.cc (Layout::finish_dynamic_section): Generate tags
6875 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6876 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6877 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6878
82bb573a
ILT		 68792009-10-14 Ian Lance Taylor <iant@google.com>
6880
6881 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6882 fields.
6883 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6884 data_shdr fields of relinfo.
6885 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6886 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6887 R_386_TLS_LDO_32, adjust based on section flags.
6888 (Target_i386::Relocate::fix_up_ldo): Remove.
6889
374ad285
ILT		 68902009-10-13 Ian Lance Taylor <iant@google.com>
6891
6892 Add support for -pie.
6893 * options.h (class General_options): Add -pie and
6894 --pic-executable.
6895 (General_options::output_is_position_independent): Test -pie.
6896 (General_options::output_is_executable): Return true if not shared
6897 and not relocatable.
6898 (General_options::output_is_pie): Remove.
6899 * options.cc (General_options::finalize): Reject incompatible uses
6900 of -pie.
6901 * gold.cc (queue_middle_tasks): A -pie link is not static.
6902 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6903 * symtab.cc (Symbol::final_value_is_known): Return false if
6904 output_is_position_independent.
6905 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6906 output_is_position_independent.
6907 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6908 output_is_position_independent.
6909 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6910 output_is_position_independent.
6911 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6912 two_file_pie_test.
6913 (basic_pie_test.o, basic_pie_test): New targets.
6914 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6915 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6916 (two_file_pie_test): New target.
6917 * testsuite/Makefile.in: Rebuild.
6918 * README: Remove note saying that -pie is not supported.
6919
c6585162
ILT		 69202009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6921
6922 * options.h (class General_options): Add -init and -fini.
6923 * layout.cc (Layout::finish_dynamic_section): Emit
6924 given init and fini functions.
6925
032ce4e9
ST		 69262009-10-13 Sriraman Tallam <tmsriram@google.com>
6927
6928 * gc.h (gc_process_relocs): Check if icf is enabled using new
6929 function.
6930 * gold.cc (queue_initial_tasks): Likewise.
6931 (queue_middle_tasks): Likewise.
6932 * object.cc (do_layout): Likewise.
6933 * symtab.cc (is_section_folded): Likewise.
6934 * main.cc (main): Likewise.
6935 * reloc.cc (Read_relocs::run): Likewise.
6936 (Sized_relobj::do_scan_relocs): Likewise.
6937 * icf.cc (is_function_ctor_or_dtor): New function.
6938 (Icf::find_identical_sections): Check if function is ctor or dtor when
6939 safe icf is chosen.
6940 * options.h (General_options::icf): Change option to be an enum.
6941 (Icf_status): New enum.
6942 (icf_enabled): New method.
6943 (icf_safe_folding): New method.
6944 (set_icf_status): New method.
6945 (icf_status_): New variable.
6946 * (options.cc) (General_options::finalize): Set icf_status_.
6947 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6948 icf_test and icf_keep_unique_test to use the --icf enum flag.
6949 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6950 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6951
f345227a
ST		 69522009-10-12 Sriraman Tallam <tmsriram@google.com>
6953
6954 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6955 includes to gc.h and icf.h.
6956 * arm.cc: Include gc.h.
6957 * gold.cc: Likewise.
6958 * i386.cc: Likewise.
6959 * powerpc.cc: Likewise.
6960 * sparc.cc: Likewise.
6961 * x86_64.cc: Likewise.
6962 * gc.h: Include icf.h.
6963
1c7814ed
ILT		 69642009-10-11 Ian Lance Taylor <iant@google.com>
6965
6966 * plugin.cc: Include "gold.h" before other header files.
6967
ae3b5189
CD		 69682009-10-10 Chris Demetriou <cgd@google.com>
6969
6970 * options.h (Input_file_argument::Input_file_type): New enum.
6971 (Input_file_argument::is_lib_): Replace with...
6972 (Input_file_argument::type_): New member.
6973 (Input_file_argument::Input_file_argument): Take Input_file_type
6974 'type' rather than boolean 'is_lib' as second argument.
6975 (Input_file_argument::is_lib): Use type_.
6976 (Input_file_argument::is_searched_file): New function.
6977 (Input_file_argument::may_need_search): Handle is_searched_file.
6978 * options.cc (General_options::parse_library): Support -l:filename.
6979 (General_options::parse_just_symbols): Update for Input_file_argument
6980 changes.
6981 (Command_line::process): Likewise.
6982 * archive.cc (Archive::get_file_and_offset): Likewise.
6983 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6984 * script.cc (read_script_file, script_add_file): Likewise.
6985 * fileread.cc (Input_file::Input_file): Likewise.
6986 (Input_file::will_search_for): Handle is_searched_file.
6987 (Input_file::open): Likewise.
6988 * readsyms.cc (Read_symbols::get_name): Likewise.
6989 * testsuite/Makefile.am (searched_file_test): New test.
6990 * testsuite/Makefile.in: Regenerate.
6991 * testsuite/searched_file_test.cc: New file.
6992 * testsuite/searched_file_test_lib.cc: New file.
6993
f3048a1d
ILT		 69942009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6995 Ian Lance Taylor <iant@google.com>
6996
6997 * descriptor.cc: Include <cstdio> and "binary-io.h".
6998 (Descriptors::open): Open the files in binary mode always.
6999 * script.cc (Lex::get_token): Treat \r as whitespace.
7000
d4780e57
ILT		 70012009-10-09 Ian Lance Taylor <iant@google.com>
7002
7003 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7004
d9a893b8
ILT		 70052009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7006 Ian Lance Taylor <iant@google.com>
7007
7008 * configure.ac: Check for readv function also.
7009 * fileread.cc (readv): Define if not HAVE_READV.
7010 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7011 does not exist.
7012 * config.in: Regenerate.
7013 * configure: Regenerate.
7014
c0a62865
DK		 70152009-10-09 Doug Kwan <dougkwan@google.com>
7016
7017 * layout.cc (Layout::make_output_section): Call target hook to make
7018 ordinary output section.
7019 (Layout::finalize): Adjust parameter list of call the
7020 Target::may_relax().
7021 * layout.h (class Layout::section_list): New method.
7022 * merge.h (Output_merge_base::entsize): Change visibility to public.
7023 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7024 New methods.
7025 (Output_merge_string::do_is_string): New method.
7026 * object.cc (Sized_relobj::do_setup): renamed from
7027 Sized_relobj::set_up.
7028 * object.h (Sized_relobj::adjust_shndx,
7029 Sized_relobj::initializ_input_to_output_maps,
7030 Sized_relobj::free_input_to_output_maps): Change visibilities to
7031 protected.
7032 (Sized_relobj::setup): Virtualize.
7033 (Sized_relobj::do_setup): New method declaration.
7034 (Sized_relobj::invalidate_section_offset,
7035 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7036 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7037 * options.cc (parse_int): New function.
7038 * options.h (parse_int): New declaration.
7039 (DEFINE_int): New macro.
7040 (stub_group_size): New option.
7041 * output.cc (Output_section::Output_section): Initialize memebers
7042 merge_section_map_, merge_section_by_properties_map_,
7043 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7044 (Output_section::add_input_section): Handled deferred code-fill
7045 generation and remove an old comment.
7046 (Output_section::add_relaxed_input_section): New method definition.
7047 (Output_section::add_merge_input_section): Use merge section by
7048 properties map to speed to search. Update merge section maps
7049 as appropriate.
7050 (Output_section::build_relaxation_map): New method definition.
7051 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7052 Same.
7053 (Output_section::relax_input_section): Renamed to
7054 Output_section::convert_input_sections_to_relaxed_sections and change
7055 interface to take a vector of pointers to relaxed sections.
7056 (Output_section::find_merge_section,
7057 Output_section::find_relaxed_input_section): New method definitions.
7058 (Output_section::is_input_address_mapped,
7059 Output_section::output_offset, Output_section::output_address):
7060 Use output section data maps to speed up searching.
7061 (Output_section::find_starting_output_address): Add comments.
7062 (Output_section::do_write,
7063 Output_section::write_to_postprocessing_buffer): Do code-fill
7064 generation as appropriate.
7065 (Output_section::get_input_sections): Invalidate relaxed input section
7066 map.
7067 (Output_section::restore_states): Adjust type of checkpoint .
7068 Invalidate relaxed input section map.
7069 * output.h (Output_merge_base): New class declaration.
7070 (Input_section_specifier): New class defintion.
7071 (class Output_relaxed_input_section) Change base class to
7072 Output_section_data_build.
7073 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7074 base class initializer.
7075 (Output_section::add_relaxed_input_section): New method declaration.
7076 (Output_section::Input_section): Change visibility to protected.
7077 (Output_section::Input_section::relobj,
7078 Output_section::Input_section::shndx): Handle relaxed input sections.
7079 Output_section::input_sections) Change visibility to protected. Also
7080 define overload to return a non-const pointer.
7081 (Output_section::Merge_section_properties): New class defintion.
7082 (Output_section::Merge_section_by_properties_map,
7083 Output_section::Output_section_data_by_input_section_map,
7084 Output_section::Relaxation_map): New types.
7085 (Output_section::relax_input_section): Rename method to
7086 Output_section::convert_input_sections_to_relaxed_sections and change
7087 interface to take a vector of relaxed section pointers.
7088 (Output_section::find_merge_section,
7089 Output_section::find_relaxed_input_section,
7090 Output_section::build_relaxation_map,
7091 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7092 New method declarations.
7093 (Output_section::merge_section_map_
7094 Output_section::merge_section_by_properties_map_,
7095 Output_section::relaxed_input_section_map_,
7096 Output_section::is_relaxed_input_section_map_valid_,
7097 Output_section::generate_code_fills_at_write_): New data members.
7098 * script-sections.cc
7099 (Output_section_element_input::set_section_addresses): Call
7100 current_data_size and addralign methods of relaxed input sections.
7101 (Orphan_output_section::set_section_addresses): Call current_data_size
7102 and addralign methods of relaxed input sections.
7103 * symtab.cc (Symbol_table::compute_final_value): Extract template
7104 from the body of Symbol_table::sized_finalize_symbol.
7105 (Symbol_table::sized_finalized_symbol): Call
7106 Symbol_table::compute_final_value.
7107 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7108 (Symbol_table::compute_final_value): New templated method declaration.
7109 * target.cc (Target::do_make_output_section): New method defintion.
7110 * target.h (Target::make_output_section): New method declaration.
7111 (Target::relax): Add more parameters for input objects, symbol table
7112 and layout. Adjust call to do_relax.
7113 (Target::do_make_output_section): New method declaration.
7114 (Target::do_relax): Add parameters for input objects, symbol table
7115 and layout.
7116
d446d6c4
ILT		 71172009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7118
7119 * pread.c: Include stdio.h.
7120
bc06c745
ILT		 71212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7122
7123 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7124 defined.
7125
75aea3d0
ILT		 71262009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7127
7128 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7129 Change read_shndx type to unsigned int.
7130 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7131 int.
7132 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7133 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7134 Change read_shndx type to unsigned int.
7135 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7136 int.
7137 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7138 * layout.cc (Layout::create_symtab_sections): Cast the result of
7139 local_symcount * symsize to off_t in the gold_assert.
7140
be8fcb75
ILT		 71412009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7142
7143 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7144 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7145 R_ARM_BASE_ABS.
7146 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7147 (Arm_relocate_functions::thm_abs5): New function.
7148 (Arm_relocate_functions::abs12): New function.
7149 (Arm_relocate_functions::abs16): New function.
7150 (Arm_relocate_functions::base_abs): New function.
7151 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7152 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7153 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7154 R_ARM_BASE_ABS.
7155 (Scan::global): Likewise.
7156 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7157 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7158 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7159 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7160 R_ARM_BASE_ABS.
7161
c2a122b6
ILT		 71622009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7163
7164 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7165 (Arm_relocate_functions::movt_prel): New function.
7166 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7167 (Arm_relocate_functions::thm_movt_prel): New function.
7168 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7169 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7170 (Scan::global, Relocate::relocate): Likewise.
7171 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7172
c4aa1e2d
ILT		 71732009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7174
7175 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7176 Incremental_checker.
7177 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7178 unsigned int.
7179 (class Incremental_inputs_header): New class.
7180 (Incremental_inputs_header_writer): Edit comment.
7181 (Incremental_inputs_entry): New class.
7182 (Incremental_inputs_entry_writer): Edit comment.
7183 (Sized_incremental_binary::do_find_incremental_inputs_section):
7184 Add *strtab_shndx parameter, fill it.
7185 (Sized_incremental_binary::do_check_inputs): New method.
7186 (Incremental_checker::can_incrementally_link_output_file): Use
7187 Sized_incremental_binary::check_inputs.
7188 (Incremental_inputs::report_command_line): Save command line in
7189 command_line_.
7190 * incremental.h:
7191 (Incremental_binary::find_incremental_inputs_section): New
7192 method.
7193 (Incremental_binary::do_find_incremental_inputs_section): Add
7194 strtab_shndx parameter.
7195 (Incremental_binary::do_check_inputs): New pure virtual method.
7196 (Sized_incremental_binary::do_check_inputs): Declare.
7197 (Incremental_checker::Incremental_checker): Add incremental_inputs
7198 parameter, use it to initialize incremental_inputs_.
7199 (Incremental_checker::incremental_inputs_): New field.
7200 (Incremental_checker::command_line): New method.
7201 (Incremental_checker::inputs): New method.
7202 (Incremental_checker::command_line_): New field.
7203
c549a694
ILT		 72042009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7205
7206 * incremental.cc: Include <cstdarg> and "target-select.h".
7207 (vexplain_no_incremental): New function.
7208 (explain_no_incremental): New function.
7209 (Incremental_binary::error): New method.
7210 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7211 method.
7212 (make_sized_incremental_binary): New function.
7213 (open_incremental_binary): New function.
7214 (can_incrementally_link_file): Add checks if output is ELF and has
7215 inputs section.
7216 * incremental.h: Include "elfcpp_file.h" and "output.h".
7217 (Incremental_binary): New class.
7218 (Sized_incremental_binary): New class.
7219 (open_incremental_binary): Declare.
7220 * object.cc (is_elf_object): Use
7221 elfcpp::Elf_recognizer::is_elf_file.
7222 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7223 * output.h (Output_file::filesize): New method.
7224
fd3c5f0b
ILT		 72252009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7226
7227 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7228 New function.
7229 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7230 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7231 function.
7232 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7233 function.
7234 (Arm_relocate_functions::movw_abs_nc): New function.
7235 (Arm_relocate_functions::movt_abs): New function.
7236 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7237 (Arm_relocate_functions::thm_movt_abs): New function.
7238 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7239 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7240 (Scan::global): Likewise.
7241 (Relocate::relocate): Likewise.
7242 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7243
7f5309a5
ILT		 72442009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7245
7246 * arm.cc (Arm_relocate_functions::got_prel) New function.
7247 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7248 (Relocate::relocate): Likewise.
7249 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7250
364c7fa5
ILT		 72512009-10-06 Ian Lance Taylor <iant@google.com>
7252
7253 * options.h (class General_options): Define
7254 split_stack_adjust_size parameter.
7255 * object.h (class Object): Add uses_split_stack_ and
7256 has_no_split_stack_ fields. Add uses_split_stack and
7257 has_no_split_stack accessor functions. Declare
7258 handle_split_stack_section.
7259 (class Reloc_symbol_changes): Define.
7260 (class Sized_relobj): Define Function_offsets. Declare
7261 split_stack_adjust, split_stack_adjust_reltype, and
7262 find_functions.
7263 * object.cc (Object::handle_split_stack_section): New function.
7264 (Sized_relobj::do_layout): Call handle_split_stack_section.
7265 * dynobj.cc (Sized_dynobj::do_layout): Call
7266 handle_split_stack_section.
7267 * reloc.cc (Sized_relobj::relocate_sections): Call
7268 split_stack_adjust for executable sections in split_stack
7269 objects. Pass reloc_map to relocate_section.
7270 (Sized_relobj::split_stack_adjust): New function.
7271 (Sized_relobj::split_stack_adjust_reltype): New function.
7272 (Sized_relobj::find_functions): New function.
7273 * target-reloc.h: Include "object.h".
7274 (relocate_section): Add reloc_symbol_changes parameter. Change
7275 all callers.
7276 * target.h (class Target): Add calls_non_split method. Declare
7277 do_calls_non_split virtual method. Declare match_view and
7278 set_view_to_nop.
7279 * target.cc: Include "elfcpp.h".
7280 (Target::do_calls_non_split): New function.
7281 (Target::match_view): New function.
7282 (Target::set_view_to_nop): New function.
7283 * gold.cc (queue_middle_tasks): Give an error if mixing
7284 split-stack and non-split-stack objects with -r.
7285 * i386.cc (Target_i386::relocate_section): Add
7286 reloc_symbol_changes parameter.
7287 (Target_i386::do_calls_non_split): New function.
7288 * x86_64.cc (Target_x86_64::relocate_section): Add
7289 reloc_symbol_changes parameter.
7290 (Target_x86_64::do_calls_non_split): New function.
7291 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7292 parameter.
7293 * powerpc.cc (Target_powerpc::relocate_section): Add
7294 reloc_symbol_changes parameter.
7295 * sparc.cc (Target_sparc::relocate_section): Add
7296 reloc_symbol_changes parameter.
7297 * configure.ac: Call AM_CONDITIONAL for the default target.
7298 * configure: Rebuild.
7299 * testsuite/Makefile.am (TEST_AS): New variable.
7300 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7301 (check_DATA): Add split_i386 and split_x86_64 files.
7302 (SPLIT_DEFSYMS): Define.
7303 (split_i386_[1234n].o): New targets.
7304 (split_i386_[124]): New targets.
7305 (split_i386_[1234r].stdout): New targets.
7306 (split_x86_64_[1234n].o): New targets.
7307 (split_x86_64_[124]): New targets.
7308 (split_x86_64_[1234r].stdout): New targets.
7309 (MOSTLYCLEANFILES): Add new executables.
7310 * testsuite/split_i386.sh: New file.
7311 * testsuite/split_x86_64.sh: New file.
7312 * testsuite/split_i386_1.s: New file.
7313 * testsuite/split_i386_2.s: New file.
7314 * testsuite/split_i386_3.s: New file.
7315 * testsuite/split_i386_4.s: New file.
7316 * testsuite/split_i386_n.s: New file.
7317 * testsuite/split_x86_64_1.s: New file.
7318 * testsuite/split_x86_64_2.s: New file.
7319 * testsuite/split_x86_64_3.s: New file.
7320 * testsuite/split_x86_64_4.s: New file.
7321 * testsuite/split_x86_64_n.s: New file.
7322 * testsuite/testfile.cc (Target_test): Update relocation_section
7323 function.
7324 * testsuite/Makefile.in: Rebuild.
7325
e8a9fcda
ILT		 73262009-10-06 Ian Lance Taylor <iant@google.com>
7327
7328 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7329 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7330 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7331 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7332 the address on ldo_addrs_.
7333 (Target_i386::Relocate::fix_up_ldo): New function.
7334
e99daf92
ILT		 73352009-10-06 Rafael Espindola <espindola@google.com>
7336
7337 * plugin.cc (add_input_library): New.
7338 (Plugin::load): Add add_input_library to tv.
7339 (Plugin_manager::add_input_file): Add the is_lib argument.
7340 (add_input_file): Update call to Plugin_manager::add_input_file.
7341 (add_input_library): New.
7342 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7343
966d4097
DK		 73442009-09-30 Doug Kwan <dougkwan@google.com>
7345
7346 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7347 symbol and call Symbol::may_need_copy_reloc to determine if
7348 a copy reloc is needed.
7349 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7350 nocopyreloc is given in command line.
7351 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7352 given in command line.
7353 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7354 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7355 of the removed Target_i386::may_need_copy_reloc.
7356 * options.h (copyreloc): New option with default value false.
7357 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7358 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7359 instead of the removed Target_powerpc::may_need_copy_reloc.
7360 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7361 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7362 instead of the removed Target_sparc::may_need_copy_reloc.
7363 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7364 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7365 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7366 instead of the removed Target_x86_64::may_need_copy_reloc.
7367
029ba973
ILT		 73682009-09-30 Ian Lance Taylor <iant@google.com>
7369
7370 * object.h (class Object): Remove target_ field, and target,
7371 sized_target, and set_target methods.
7372 (Object::sized_target): Remove.
7373 (class Sized_relobj): Update declarations. Remove sized_target.
7374 * object.cc (Sized_relobj::setup): Remove target parameter.
7375 Change all callers.
7376 (Input_objects::add_object): Don't do anything with the target.
7377 (make_elf_sized_object): Add punconfigured parameter. Change all
7378 callers. Set or test parameter target.
7379 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7380 Change all callers.
7381 * parameters.cc (Parameters::set_target): Change parameter type to
7382 be non-const.
7383 (Parameters::default_target): Remove.
7384 (set_parameters_target): Change parameter type to be non-const.
7385 (parameters_force_valid_target): New function.
7386 (parameters_clear_target): New function.
7387 * parameters.h (class Parameters): Update declarations. Remove
7388 default_target method. Add sized_target and clear_target
7389 methods. Change target_ to be non-const.
7390 (set_parameters_target): Update declaration.
7391 (parameters_force_valid_target): Declare.
7392 (parameters_clear_target): Declare.
7393 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7394 as NULL if we aren't searching.
7395 (Add_symbols::run): Don't check for compatible target.
7396 * fileread.cc (Input_file::open_binary): Call
7397 parameters_force_valid_target.
7398 * gold.cc (queue_middle_tasks): Likewise.
7399 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7400 set_target on object.
7401 * dynobj.h (class Sized_dynobj): Update declarations.
7402 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7403 make_elf_object returns NULL.
7404 (Archive::include_member): Don't check whether object target is
7405 compatible.
7406 * output.cc (Output_section::add_input_section): Get target from
7407 parameters.
7408 (Output_section::relax_input_section): Likewise.
7409 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7410 parameters.
7411 (Sized_relobj::do_scan_relocs): Likewise.
7412 (Sized_relobj::relocate_sections): Likewise.
7413 * resolve.cc (Symbol_table::resolve): Likewise.
7414 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7415 parameter. Change all callers.
7416 (Symbol_table::add_from_object): Get target from parameters.
7417 (Symbol_table::add_from_relobj): Don't check object target.
7418 (Symbol_table::add_from_dynobj): Likewise.
7419 (Symbol_table::define_special_symbol): Get target from
7420 parameters.
7421 * symtab.h (class Symbol_table): Update declaration.
7422 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7423 parameter. Change all callers. Clear parameter target.
7424 (Binary_test): Test target here.
7425 * testsuite/object_unittest.cc (gold_testsuite): Remove
7426 target_test_pointer parameter. Change all callers.
7427 (Object_test): Test target here.
7428
a6a22b83
ILT		 74292009-09-26 Ian Lance Taylor <iant@google.com>
7430
7431 * testsuite/initpri1.c: Don't try to use constructor priorities if
7432 compiling with gcc before 4.3.
7433
6a8f49fe
ILT		 74342009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7435
7436 * testsuite/retain_symbols_file_test.sh (check_present): Change
7437 output file name to retain_symbols_file_test.stdout.
7438 (check_absent): Likewise.
7439
8c604651
CS		 74402009-09-18 Craig Silverstein <csilvers@google.com>
7441
7442 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7443 * options.cc: Include <cerrno> and <fstream>.
7444 (General_options::finalize): Parse -retain-symbols-file tag.
7445 * options.h: New flag.
7446 (General_options): New method should_retain_symbol, new
7447 variable symbols_to_retain.
7448 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7449 should_retain_symbol map.
7450 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7451 * testsuite/Makefile.in: Regenerate.
7452 * testsuite/retain_symbols_file_test.sh: New file.
7453
ca58b19f
NC		 74542009-09-18 Nick Clifton <nickc@redhat.com>
7455
7456 * po/es.po: Updated Spanish translation.
7457
20e6d0d6
DK		 74582009-09-17 Doug Kwan <dougkwan@google.com>
7459
7460 * debug.h (DEBUG_RELAXATION): New constant.
7461 (DEBUG_ALL): Add DEBUG_RELAXATION.
7462 (debug_string_to_enum): Add relaxation debug option.
7463 * layout.cc
7464 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7465 Layout::Relaxation_debug_check::read_sections,
7466 Layout::Relaxation_debug_check::read_sections): New method definitions.
7467 (Layout::Layout): Initialize data members
7468 record_output_section_data_from_scrips_,
7469 script_output_section_data_list_ and relaxation_debug_check_.
7470 (Layout::save_segments, Layout::restore_segments,
7471 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7472 Layout::relaxation_loop_body): New method definitions.
7473 (Layout::finalize): Support relaxation. Move section layout code to
7474 Layout::relaxation_loop_body.
7475 (Layout::set_asection_address_from_script): Move code for orphan
7476 section placement out.
7477 (Layout::place_orphan_sections_in_script): New method definition.
7478 * layout.h (Output_segment_headers, Output_file_header):
7479 New forward class declarations.
7480 (Layout::~Layout): Define.
7481 (Layout::new_output_section_data_from_script): New method definition.
7482 (Layout::place_orphan_sections_in_script): New method declaration.
7483 (Layout::Segment_states): New type declaration.
7484 (Layout::save_segments, Layout::restore_segments,
7485 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7486 Layout::relaxation_loop_body): New method declarations.
7487 (Layout::Output_section_data_list): New type declaration.
7488 (Layout::Relaxation_debug_check): New class definition.
7489 (Layout::record_output_section_data_from_script_,
7490 Layout::script_output_section_data_list_, Layout::segment_states_,
7491 Layout::relaxation_debug_check_): New data members.
7492 * output.cc: (Output_section_headers::do_size): New method definition.
7493 (Output_section_headers::Output_section_headers): Move size
7494 computation to Output_section_headers::do_size.
7495 (Output_segment_headers::do_size): New method definition.
e1df38aa 7496 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7497 Output_file_header::do_size and call it.
7498 (Output_file_header::do_size): New method definition.
7499 (Output_data_group::Output_data_group): Adjust call to
7500 Output_section_data.
7501 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7502 (Output_symtab_xindex::do_write): Add array bound check.
7503 (Output_section::Input_section::print_to_mapfile): Handle
7504 RELAXED_INPUT_SECTION_CODE.
7505 (Output_section::Output_section): Initialize data member checkpoint_.
7506 (Output_section::~Output_section): Delete checkpoint object pointed
7507 by checkpoint_.
7508 (Output_section::add_input_section): Always add an Input_section if
7509 relaxing.
7510 (Output_section::add_merge_input_section): Add assert.
7511 (Output_section::relax_input_section): New method definition.
7512 (Output_section::set_final_data_size): Set load address to zero for
7513 an unallocated section.
7514 (Output_section::do_address_and_file_offset_have_reset_values):
7515 New method definition.
7516 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7517 Handle relaxed input section.
7518 (Output_section::sort_attached_input_sections): Checkpoint input
7519 section list lazily.
7520 (Output_section::get_input_sections): Change type of input_sections to
7521 list of Simple_input_section pointers. Checkpoint input section list
7522 lazily. Also handle relaxed input sections.
7523 (Output_section::add_input_section_for_script): Take a reference to
7524 a Simple_input_section object instead of Relobj pointer and section
7525 index as parameter. Handle relaxed input sections.
7526 (Output_section::save_states, Output_section::restore_states): New
7527 method definitions.
7528 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7529 (Output_data::is_data_size_fixed): New method definition.
7530 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7531 if it is fixed.
7532 (Output_data::address_and_file_offset_have_reset_values): New method
7533 definition.
7534 (Output_data::do_address_and_file_offset_have_reset_values): New method
7535 definition.
7536 (Output_data::set_data_size): Check that data size is not fixed.
7537 (Output_data::fix_data_size): New method definition.
7538 (Output_data::is_data_size_fixed_): New data member.
7539 (Output_section_headers::set_final_data_size): New method definition.
7540 (Output_section_headers::do_size): New method declaration.
7541 (Output_segment_headers::set_final_data_size): New method definition.
7542 (Output_segment_headers::do_size): New method declaration.
7543 (Output_file_header::set_final_data_size)::New method definition.
7544 (Output_file_header::do_size)::New method declaration.
7545 (Output_section_data::Output_section_data): Add new parameter
7546 is_data_size_fixed and use it to fix data size.
7547 (Output_data_const::Output_data_const): Adjust call to base class
7548 constructor and fix data size.
7549 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7550 base class constructor and fix data size.
7551 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7552 base class constructor and fix data size.
7553 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7554 class constructor and fix data size.
7555 (Output_data_group::set_final_data_size): New method definition.
7556 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7557 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7558 class constructor and fix data size.
7559 (Output_relaxed_input_section): New class definition.
7560 (Output_section::Simple_input_section): New class definition.
7561 (Output_section::get_input_sections): Adjust parameter list.
7562 (Output_section::add_input_section_for_script): Same.
7563 (Output_section::save_states, Output_section::restore_states,
7564 Output_section::do_address_and_file_offset_have_reset_values,
7565 (Output_section::Input_section::Input_section): Handle
7566 RELAXED_INPUT_SECTION_CODE. Add new overload for
7567 Output_relaxed_input_section.
7568 (Output_section::Input_section::is_input_section,
7569 Output_section::Input_section::set_output_section): Handle relaxed
7570 input section.
7571 (Output_section::Input_section::is_relaxed_input_section,
7572 Output_section::Input_section::output_section_data,
7573 Output_section::Input_section::relaxed_input_section): New method
7574 definitions.
7575 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7576 value.
7577 (Output_section::Input_section::u1_): Update comments.
7578 (Output_section::Input_section::u2_): Add new union member poris.
7579 (Output_section::Checkpoint_output_section): New classs definition.
7580 (Output_section::relax_input_section): New method declaration.
7581 (Output_section::checkpoint_): New data member.
7582 (Output_segment): Update comments.
7583 (Output_segment::Output_segment): Un-privatize copy constructor.
7584 (Output_segment::operator=): Un-privatize.
7585 * script-sections.cc (Output_section_element::Input_section_list):
7586 Change element type to Output_section::Simple_input_section.
7587 (Output_section_element_dot_assignment::set_section_addresses):
7588 Register output section data for relaxation clean up.
7589 (Output_data_exression::Output_data_expression): Adjust call to base
7590 constructor to fix data size.
7591 (Output_section_element_data::set_section_addresses): Register
7592 Output_data_expression object for relaxation clean up.
7593 (struct Input_section_info): Replace Relobj pointer and section index
7594 pair with Output_section::Simple_input_section and Convert struct to a
7595 class.
7596 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7597 Input_section_info data member to use accessors.
20e6d0d6
DK		 7598 (Output_section_element_input::set_section_addresses): Use layout
7599 parameter. Adjust code to use Output_section::Simple_input_section
7600 and Input_secction_info classes. Register filler for relaxation
7601 clean up.
7602 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7603 and section index pair with Output_section::Simple_input_section
7604 class. Adjust code accordingly.
7605 (Phdrs_element::release_segment): New method definition.
7606 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7607 segment list.
7608 (Script_sections::release_segments): New method definition.
7609 * gold/script-sections.h (Script_sections::release_segments): New
7610 method declaration.
7611 * gold/target.h (Target::may_relax, Target::relax,
7612 Target::do_may_relax, Target::do_relax): New method definitions.
7613
5e445df6
ILT		 76142009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7615
7616 * arm.cc (has_signed_unsigned_overflow): New function.
7617 (Arm_relocate_functions::abs8): New function.
7618 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7619 (Target_arm::Scan::global): Likewise.
7620 (Target_arm::relocate::relocate): Likewise.
7621 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7622 Likewise.
7623
8c604651 76242009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7625
7626 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7627 * testsuite/Makefile.in: Regenerate.
7628
1e9cc1c2
NC		 76292009-09-11 Nick Clifton <nickc@redhat.com>
7630
7631 * po/gold.pot: Updated by the Translation project.
7632
6a89f575
CC		 76332009-09-08 Cary Coutant <ccoutant@google.com>
7634
7635 * output.cc (Output_file::open): Add execute permission to empty file.
7636 * testsuite/Makefile.am (permission_test): New test.
7637 * testsuite/Makefile.in: Regenerate.
7638
fdcac5af
ILT		 76392009-09-02 Ian Lance Taylor <iant@google.com>
7640
7641 * output.cc (Output_file::resize): Call map_no_anonymous rather
7642 than map.
7643
44453f85
ILT		 76442009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7645
7646 * gold.cc: Include "incremental.h".
7647 (queue_initial_tasks): Call Incremental_checker methods.
7648 * incremental.cc: Include "output.h".
7649 (Incremental_checker::can_incrementally_link_output_file): New
7650 method.
7651 * incremental.h (Incremental_checker): New class.
7652
7653 * output.cc (Output_file::open_for_modification): New method.
7654 (Output_file::map_anonymous): Changed return type to bool. Record
7655 map in base_ field.
7656 (Output_file::map_no_anonymous): New method, broken out of map.
7657 (Output_file::map): Use map_no_anonymous and map_anonymous.
7658 * output.h (class Output_file): Update declarations.
7659
293c1386
CC		 76602009-08-24 Cary Coutant <ccoutant@google.com>
7661
7662 * options.h (Command_line::Pre_options): New class.
7663 (Command_line::pre_options): New member.
7664 * options.cc (gold::options::ready_to_register): New variable.
7665 (One_option::register_option): Do nothing if not registering options.
7666 Assert if same short option registered twice.
7667 (General_options::General_options): Turn off option registration when
7668 done constructing.
7669 (Command_line::Pre_options::Pre_options): New constructor.
7670
f773f3d2
CC		 76712009-08-24 Cary Coutant <ccoutant@google.com>
7672
06a73cfe
CC		 7673 * options.h (General_options::no_keep_memory): Remove incorrect
7674 short option.
f773f3d2 7675
a15af8e2
RW		 76762009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7677
7678 * Makefile.am (am__skiplex, am__skipyacc): New.
7679 * Makefile.in: Regenerate.
7680
c462b41b
RW		 76812009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7682
14ec8efd
RW		 7683 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7684 (INCLUDES): ... this.
7685 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7686 (AM_CPPFLAGS): Renamed from ...
7687 (INCLUDE): ... this.
7688 * Makefile.in, testsuite/Makefile.in: Regenerate.
7689
81ecdfbb
RW		 7690 * Makefile.in: Regenerate.
7691 * aclocal.m4: Likewise.
7692 * config.in: Likewise.
7693 * configure: Likewise.
7694 * testsuite/Makefile.in: Likewise.
7695
c462b41b
RW		 7696 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7697 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7698 * Makefile.in: Regenerate.
7699 * testsuite/Makefile.in: Regenerate.
7700
2da73f13
CC		 77012009-08-19 Cary Coutant <ccoutant@google.com>
7702
7703 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7704 symbols in shared libraries overridden by hidden or internal symbols
7705 in the main program.
7706
2db70501
CD		 77072009-08-19 Chris Demetriou <cgd@google.com>
7708
7709 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7710 checking source file names in error messages.
7711
f733487b
DK		 77122009-08-18 Doug Kwan <dougkwan@google.com>
7713
7714 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7715 an elcpp::Ehdr as parameter. Adjust call to set_target.
7716 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7717 an elfcpp::Ehdr as parameter.
7718 * object.cc (Object::set_target): Remove the version that looks up
7719 a target and sets it.
7720 (Sized_relobj::setup): Take a Target object instead of
7721 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7722 (make_elf_sized_object): Find target and ask target to
7723 make an ELF object.
7724 * object.h: (Object::set_target): Remove the version that looks up
7725 a target and sets it.
7726 (Sized_relobj::setup): Take a Target object instead of
7727 an elfcpp:Ehdr as parameter.
7728 * target.cc: Include dynobj.h.
7729 (Target::do_make_elf_object_implementation): New.
7730 (Target::do_make_elf_object): New.
7731 * target.h (Target::make_elf_object): New template declaration.
7732 (Target::do_make_elf_object): New method declarations.
7733 (Target::do_make_elf_object_implementation): New template declaration.
7734
cc70f101
ILT		 77352009-08-14 Ian Lance Taylor <iant@google.com>
7736
7737 * gold.h (FUNCTION_NAME): Define.
7738 (gold_unreachable): Use FUNCTION_NAME.
7739
ef5e0cb1
ST		 77402009-08-12 Sriraman Tallam <tmsriram@google.com>
7741
7742 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7743 symbol in the --keep-unique list is not found.
7744
48c187ce
ST		 77452009-08-12 Sriraman Tallam <tmsriram@google.com>
7746
7747 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7748 been maked as --keep-unique.
7749 (Icf::unfold_section): New function.
7750 * icf.h (Icf::unfold_section): New function.
7751 * options.h (General_options::keep_unique): New option.
7752 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7753 * testsuite/Makefile.in: Regenerate.
7754 * testsuite/icf_keep_unique_test.sh: New file.
7755 * testsuite/icf_keep_unique_test.cc: New file.
7756
645afe0c
CC		 77572009-08-12 Cary Coutant <ccoutant@google.com>
7758
7759 PR 10471
7760 * resolve.cc (Symbol_table::resolve): Check for references from
7761 dynamic objects to hidden and internal symbols.
7762 * testsuite/Makefile.am (hidden_test.sh): New test.
7763 * testsuite/Makefile.in: Regenerate.
7764 * testsuite/hidden_test.sh: New script.
7765 * testsuite/hidden_test_1.c: New test source.
7766 * testsuite/hidden_test_main.c: New test source.
7767
11af873f
DK		 77682009-08-11 Doug Kwan <dougkwan@google.com>
7769
7770 * arm.cc: Update comments.
7771 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7772 segment to locate the .ARM.exidx section if present.
7773
b9f7d72d
DK		 77742009-08-09 Doug Kwan <dougkwan@google.com>
7775
7776 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7777 patch.
7778
ddd3c53c
ST		 77792009-08-07 Sriraman Tallam <tmsriram@google.com>
7780 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7781 compiler warnings.
7782
27721062
ST		 77832009-08-06 Sriraman Tallam <tmsriram@google.com>
7784
7785 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7786 valid tls_segment only for non-debug-section relocations.
7787 * testsuite/Makefile.am: Add gc_tls_test.
7788 * testsuite/Makefile.in: Regenerate.
7789 * testsuite/gc_tls_test.cc: New file.
7790 * testsuite/gc_tls_test.sh: New file.
7791
ef15dade 77922009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7793
ef15dade
ST		 7794 * icf.cc: New file.
7795 * icf.h: New file.
7796 * Makefile.am (CCFILES): Add icf.cc.
7797 (HFILES): Add icf.h
7798 * Makefile.in: Regenerate.
7799 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7800 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7801 section, symbol and addend information for the relocs.
7802 * gold.cc (queue_middle_tasks): Call identical code folding.
7803 * gold.h: Add defines for multimap.
7804 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7805 to the call of finalize_local_symbols.
7806 * main.cc (main): Create object of class Icf.
7807 * object.cc (Sized_relobj::do_layout): Allow this function to be
7808 called twice during icf.
7809 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7810 to sections marked as identical by icf.
7811 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7812 when available.
7813 (Sized_relobj::do_section_entsize): New function.
7814 * object.h (Object::section_entsize): New function.
7815 (Object::do_section_entsize): New pure virtual function.
7816 (Relobj::finalize_local_symbols): Add new parameter.
7817 (Relobj::do_section_entsize): New function.
7818 * options.h (General_options::icf): New option.
7819 (General_options::icf_iterations): New option.
7820 (General_options::print_icf_sections): New option.
7821 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7822 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7823 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7824 icf.
7825 * symtab.cc (Symbol_table::is_section_folded): New function.
7826 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7827 to sections marked as identical by icf.
7828 * symtab.h (Symbol_table::set_icf): New function.
7829 (Symbol_table::icf): New function.
7830 (Symbol_table::is_section_folded): New function.
7831 (Symbol_table::icf_): New data member.
7832 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7833 * testsuite/Makefile.am: Add commands to build icf_test.
7834 * testsuite/Makefile.in: Regenerate.
7835 * testsuite/icf_test.sh: New file.
7836 * testsuite/icf_test.cc: New file.
7837
c3b65ac4
CD		 78382009-07-24 Chris Demetriou <cgd@google.com>
7839
7840 * layout.cc (is_compressible_debug_section): Fix incorrect
7841 comment about compressed section names.
7842
1caf2c51
ILT		 78432009-07-20 Ian Lance Taylor <ian@airs.com>
7844
7845 PR 10419
7846 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7847
1ef4d87f
ILT		 78482009-07-16 Ian Lance Taylor <iant@google.com>
7849
7850 PR 10400
7851 * layout.h: #include <map>.
7852 (class Kept_section): Change from struct to class. Add accessors
7853 and setters. Add section size to Comdat_group mapping. Change
7854 Comdat_group to std::map. Add is_comdat_ field. Add
7855 linkonce_size field in union.
7856 (class Layout): Update declaration of find_or_add_kept_section.
7857 Don't declare find_kept_object.
7858 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7859 parameter. Add object, shndx, is_comdat, and is_group_name
7860 parameters. Change all callers. Adjust for new Kept_section.
7861 (Layout::find_kept_object): Remove.
7862 * object.cc (Sized_relobj::include_section_group): Update use of
7863 Kept_section. Rename secnum to shndx. Only record
7864 Kept_comdat_section if sections are the same size.
7865 (Sized_relobj::include_linkonce_section): Update use of
7866 Kept_section. Only record Kept_comdat_section if sections are the
7867 same size. Set size of linkonce section.
7868 (Sized_relobj::map_to_kept_section): Update call to
7869 get_kept_comdat_section.
7870 * object.h (class Sized_relobj): Rename fields in
7871 Kept_comdat_section to drop trailing underscores; change object
7872 field to Relobj*. Change Kept_comdat_section_table to store
7873 struct rather than pointer.
7874 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7875 Add kept_object and kept_shndx parameters. Change all callers.
7876 (Sized_relobj::get_kept_comdat_section): Change return type to
7877 bool. Add kept_object and kept_shndx parameters. Change all
7878 callers.
7879 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7880 Layout::find_or_add_kept_section.
7881
37c3b7b0
ILT		 78822009-07-09 Ian Lance Taylor <iant@google.com>
7883
7884 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7885 Reserve space in the hash table.
7886
98fa85cb
ILT		 78872009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7888
7889 * fileread.cc (File_read::get_mtime): New method.
7890 * fileread.h (Timespec): New structure.
7891 (File_read::get_mtime): New method.
7892 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7893 Renamed from timestamp_nsec.
7894 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7895 Elf_Xword.
e1df38aa 7896 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7897 timestamp_nsec.
e1df38aa 7898 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7899 (Incremental_inputs::report_obejct): Save mtime; style fix.
7900 (Incremental_inputs::report_script): Save mtime; style fix.
7901 (Incremental_inputs::finalize_inputs): Style fix.
7902 (Incremental_inputs::finalize): Style fix.
7903 (Incremental_inputs::create_input_section_data): Store inputs
7904 mtime.
7905 * incremental.h (Incremental_inputs::report_script): Add mtime
7906 argument.
7907 (Incremental_inputs::Input_info::Input_info): Intialize only one
7908 union member.
7909 (Incremental_inputs::Input_info::archive): Move to nameless
7910 union.
7911 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7912 (Incremental_inputs::Input_info::script): Move to nameless union.
7913 (Incremental_inputs::mtime): New field.
7914 * script.cc (read_input_script): Pass file mtime to
7915 Incremental_input.
7916 * script.h (Script_info::inputs): Style fix.
7917
c9d70757
ILT		 79182009-07-01 Ian Lance Taylor <ian@airs.com>
7919
7920 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7921 instead of 32.
7922
9c547ec3
ILT		 79232009-06-24 Ian Lance Taylor <iant@google.com>
7924
7925 PR 10156
7926 * layout.cc (Layout::choose_output_section): If we find an
7927 existing section, update the flags.
7928 (Layout::create_notes): New function, broken out of
7929 Layout::finalize.
7930 (Layout::finalize): Don't create note sections.
7931 (Layout::create_note): Don't crash if linker script discards
7932 section.
7933 (Layout::create_gold_note): Likewise.
7934 (Layout::create_build_id): Likewise. Don't set
7935 after_input_sections on the section.
7936 (Layout::create_executable_stack_info): Remove target parameter.
7937 Change caller.
7938 * layout.h (class Layout): Declare create_notes. Update
7939 declaration of create_executable_stack_info.
7940 * gold.cc (queue_middle_tasks): Call create_notes.
7941 * output.cc (Output_section::update_flags_for_input_section): Move
7942 here from output.h. If SHF_ALLOC flag is newly set, mark address
7943 invalid.
7944 * output.h (Output_data::mark_address_invalid): New function.
7945 (class Output_section): Only declare, not define,
7946 update_flags_for_input_section. Remove set_flags.
7947
55458500
ILT		 79482009-06-24 Ian Lance Taylor <iant@google.com>
7949
7950 * script-sections.cc (Output_section_definition::
7951 set_section_addresses): Rename shadowing local load_address to
7952 laddr.
7953
1307d6cd
ILT		 79542009-06-24 Ian Lance Taylor <iant@google.com>
7955
7956 PR 10244
7957 * reloc.cc (relocate_sections): Skip empty relocation sections.
7958
ec3f783e
ILT		 79592009-06-23 Ian Lance Taylor <iant@google.com>
7960
7961 PR 10156
7962 * layout.cc (Layout::create_note): Use choose_output_section
7963 rather than make_output_section.
7964
459c9f1c
ILT		 79652009-06-23 Ian Lance Taylor <iant@google.com>
7966
7967 PR 10237
7968 * options.cc (General_options::parse_V): Set printed_version_.
7969 (General_options::General_options): Initialize printed_version_.
7970 * options.h (class General_options): Add printed_version_ field.
7971 * gold.cc (queue_initial_tasks): If there are no input files,
7972 don't give a fatal error if we printed the version information.
7973 (queue_middle_tasks): If using -r with a shared object, give a
7974 fatal error rather than an ordinary error.
7975
1518dc8f
ILT		 79762009-06-23 Ian Lance Taylor <iant@google.com>
7977
7978 PR 10219
7979 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7980 (Layout::make_output_section): Set have_stabstr_section_ if we see
7981 a .stab*str section.
7982 (Layout::finalize): Call link_stabs_sections.
7983 (Layout::link_stabs_sections): New file.
7984 * layout.h (class Layout): Add have_stabstr_section_ field.
7985 Declare link_stabs_sections.
7986
3d857b98
DK		 79872009-06-23 Doug Kwan <dougkwan@google.com>
7988
7989 * Makefile.am (libgold_a_LIBADD): New.
7990 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7991 * Makefile.in: Regenerate.
7992 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7993 * configure: Regenerate.
7994 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7995 * fileread.cc: Include sys/state.h
7996 * gold.h: Declare memmem and strndup if found missing.
7997 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7998
0639a6f6
ILT		 79992009-06-23 Ian Lance Taylor <iant@google.com>
8000
8001 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8002 * configure: Rebuild.
8003
8d63875c
ILT		 80042009-06-23 Ian Lance Taylor <iant@google.com>
8005
8006 PR 10147
8007 * object.cc (Object::section_contents): Don't try to get a view if
8008 the section has length zero.
8009 (Object::handle_gnu_warning_section): If the section is empty, use
8010 the name of the section as the warning.
8011
f7c8a183
ILT		 80122009-06-23 Ian Lance Taylor <iant@google.com>
8013
8014 PR 10133
8015 * stringpool.h (class Stringpool_template): Add optimize_ field.
8016 (Stringpool_template::set_optimize): New function.
8017 * stringpool.cc (Stringpool_template::Stringpool_template):
8018 Initialize optimize_ field.
8019 (Stringpool_template::set_string_offsets): Test local optimize
8020 fild rather than parameter.
8021 * layout.cc (Layout::Layout): Call set_optimize on the section
8022 name stringpool.
8023
e6a307ba
ILT		 80242009-06-22 Ian Lance Taylor <iant@google.com>
8025
8026 PR 10030
8027 * yyscript.y: Parse TARGET.
8028 * script.cc (script_set_target): New function.
8029 * script-c.h (script_set_target): Declare.
8030 * options.cc (General_options::string_to_object_format): Rename
8031 from string_to_object_format in anonymous namespace. Change
8032 callers.
8033 * options.h (class General_options): Declare
8034 string_to_object_format.
8035
3ee173de
ILT		 80362009-06-22 Ian Lance Taylor <iant@google.com>
8037
8038 * script-sections.cc (Script_sections::create_segments): Don't put
8039 program headers in a PT_LOAD segment if -n or -N.
8040
80412009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8042
8043 PR 10141
8044 * options.h (class General_options): Add -z lazy and -z now. Sort
8045 -z options into alphabetical order.
8046 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8047
cd6739a1 80482009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8049
8050 * layout.cc (Layout::make_output_section): Call
8051 Target::new_output_section.
8052 (Layout::attach_allocated_section_to_segment): Put large section
8053 sections in a separate load segment with the large segment flag
8054 set.
8055 (Layout::segment_precedes): Sort large data segments after other
8056 load segments.
8057 (align_file_offset): New static function.
8058 (Layout::set_segment_offsets): Use align_file_offset.
8059 * output.h (class Output_section): Add is_small_section_ and
8060 is_large_section_ fields.
8061 (Output_section::is_small_section): New function.
8062 (Output_section::set_is_small_section): New function.
8063 (Output_section::is_large_section): New function.
8064 (Output_section::set_is_large_section): New function.
8065 (Output_section::is_large_data_section): New function.
8066 (class Output_segment): Add is_large_data_segment_ field.
8067 (Output_segment::is_large_data_segment): New function.
8068 (Output_segment::set_is_large_data_segment): New function.
8069 * output.cc (Output_section::Output_section): Initialize new
8070 fields.
8071 (Output_segment::Output_segment): Likewise.
8072 (Output_segment::add_output_section): Add assertion that large
8073 data sections always go in large data segments. Force small data
8074 sections to the end of the list of data sections. Force small BSS
8075 sections to the start of the list of BSS sections. For large BSS
8076 sections to the end of the list of BSS sections.
8077 * symtab.h (class Symbol): Declare is_common_shndx.
8078 (Symbol::is_defined): Check Symbol::is_common_shndx.
8079 (Symbol::is_common): Likewise.
8080 (class Symbol_table): Define enum Commons_section_type. Update
8081 declarations. Add small_commons_ and large_commons_ fields.
8082 * symtab.cc (Symbol::is_common_shndx): New function.
8083 (Symbol_table::Symbol_table): Initialize new fields.
8084 (Symbol_table::add_from_object): Put small and large common
8085 symbols in the right list.
8086 (Symbol_table::sized_finalized_symbol): Check
8087 Symbol::is_common_shndx.
8088 (Symbol_table::sized_write_globals): Likewise.
8089 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8090 common symbol lists. Don't call do_allocate_commons_list if the
8091 list is empty.
8092 (Symbol_table::do_allocate_commons_list): Remove is_tls
8093 parameter. Add comons_section_type parameter. Change all
8094 callers. Handle small and large common symbols.
8095 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8096 Symbol::is_common_shndx.
8097 * resolve.cc (symbol_to_bits): Likewise.
8098 * target.h (Target::small_common_shndx): New function.
8099 (Target::small_common_section_flags): New function.
8100 (Target::large_common_shndx): New function.
8101 (Target::large_common_section_flags): New function.
8102 (Target::new_output_section): New function.
8103 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8104 small_common_section_flags, and large_common_section_flags
8105 fields.
8106 (Target::do_new_output_section): New virtual function.
8107 * arm.cc (Target_arm::arm_info): Initialize new fields.
8108 * i386.cc (Target_i386::i386_info): Likewise.
8109 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8110 Likewise.
8111 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8112 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8113 (Target_x86_64::do_new_output_section): New function.
8114 * configure.ac: Define conditional MCMODEL_MEDIUM.
8115 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8116 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8117 (large_LDFLAGS): Define.
8118 * testsuite/large.c: New file.
8119 * testsuite/testfile.cc (Target_test::test_target_info):
8120 Initialize new fields.
8121 * configure, testsuite/Makefile.in: Rebuild.
8122
bb04269c
DK		 81232009-06-05 Doug Kwan <dougkwan@google.com>
8124
8125 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8126 * Makefile.in: Regenerate.
bb04269c
DK		 8127 * i386.cc (class Target_i386): Define new virtual method to
8128 override do_is_local_label_name in parent.
8129 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8130 local symbols if --discard-locals or -X is given.
8131 * options.h (class General_options): Declare new options
8132 '--discard-locals' and '-X' for discarding locals.
8133 * target.h (class Target): Define new methods is_local_label_name.
8134 Declare new virtual method do_is_local_label_name.
8135 * target.cc: New file.
8136 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8137 (check_SCRIPTS): Add discard_locals_test.sh.
8138 (check_DATA): Add discard_local_tests.syms.
8139 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8140 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8141 * testsuite/Makefile.in: Regenerate.
8142 * testsuite/discard_locals_test.c: New file.
8143 * testsuite/discard_locals_test.sh: Same.
8144
805bb01c
DK		 81452009-06-05 Doug Kwan <dougkwan@google.com>
8146
8147 * object.cc (Sized_relobj::Sized_relobj): Initialize
8148 discarded_eh_frame_shndx_ to -1U.
8149 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8150 section.
8151 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8152 a discarded .eh_frame section.
8153 (Sized_relobj::do_finalize_local_symbols): Ditto.
8154 * object.h (class Sized_relobj): Declare new member
8155 discarded_eh_frame_shndx_.
8156 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8157 (local_labels_test.o, local_labels_test): New rules.
8158 * testsuite/Makefile.in: Regenerate.
8159
1dcd334d
DK		 81602009-06-04 Doug Kwan <dougkwan@google.com>
8161
8162 * layout.cc (Layout::section_name_mapping): Add mapping for
8163 special ARM sections.
8164
96d49306
DK		 81652009-06-03 Doug Kwan <dougkwan@google.com>
8166
8167 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8168 (utils::has_overflow): Same.
8169
dff16297
ILT		 81702009-06-03 Ian Lance Taylor <iant@google.com>
8171
8172 * layout.cc (Layout::section_name_mapping): New array, replacing
8173 Layout::linkonce_mapping.
8174 (Layout::section_name_mapping_count): New variable, replacing
8175 Layout::linkonce_mapping_count.
8176 (Layout::linkonce_output_name): Remove.
8177 (Layout::output_section_name): Rewrite.
8178 * layout.h (class Layout): Rename Linkonce_mapping to
8179 Section_name_mapping, linkonce_mapping to section_name_mapping,
8180 linkonce_mapping_count to section_name_mapping_count. Don't
8181 declare linkonce_output_name.
8182
c121c671
DK		 81832009-06-03 Doug Kwan <dougkwan@google.com>
8184
8185 * gold/arm.cc (namespace utils): New.
8186 (Target_arm::reloc_is_non_pic): Define new method.
8187 (class Arm_relocate_functions): New.
8188 (Target_arm::Relocate::relocate): Handle relocation types used by
8189 Android.
8190
07800fab
ILT		 81912009-06-03 Ian Lance Taylor <iant@google.com>
8192
8193 * arm.cc (Target_arm::scan::global): Use || instead of |.
8194
c121c671
DK		 81952009-06-02 Doug Kwan <dougkwan@google.com>
8196
8197 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8198 issued_non_pic_error_.
8199 (class Target_arm::Scan): Declare new method check_non_pic.
8200 Define new method symbol_needs_plt_entry.
8201 Declare new data member issued_non_pic_error_.
8202 (class Target_arm::Relocate): Declare new method
8203 should_apply_static_reloc.
8204 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8205 (Target_arm::Scan::check_non_pic): Define new method.
8206 (Target_arm::Scan::local): Handle a small subset of reloc types used
8207 by Android.
8208 (Target_arm::Scan::local): Same.
8209 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8210
b19b0c6d
ILT		 82112009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8212
8213 * incremental.cc (Incremental_inputs::report_command_line): Filter
8214 out --incremental-* options.
8215
94cdfcff
DK		 82162009-05-29 Doug Kwan <dougkwan@google.com>
8217
8218 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8219 template class.
8220 (class Target_arm): Update comment.
8221 (Target_arm::Target_arm): Initialize new data members GOT_,
8222 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8223 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8224 and Target_arm::rel_dyn_section.
8225 Declare new_enum Target_arm::Got_type.
8226 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8227 and DYNBSS_.
8228 Update commments for member do_dynsym_value.
8229 (Target_arm::got_size, Target_arm::plt_section,
8230 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8231 new methods inside class defintion.
8232 (Target_arm::got_section): Define new method.
8233 (Target_arm::rel_dyn_section): Same.
8234 (Output_data_plt_arm): New template class.
8235 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8236 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8237 (Output_data_plt_arm::add_entry): Same.
8238 (Output_data_plt_arm::first_plt_entry): Define new
8239 static data member for PLT instruction template.
8240 (Output_data_plt_arm::plt_entry): Same.
8241 (Output_data_plt_arm::do_write): Define new method.
8242 (Target_arm::make_plt_entry): Same.
8243 (Target_arm::do_finalize_sections): Same.
8244 (Target_arm::do_dynsym_value): Same.
8245
4a657b0d
DK		 82462009-05-28 Doug Kwan <dougkwan@google.com>
8247
8248 * Makefile.am (TARGETSOURCES): Add arm.cc.
8249 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8250 * Makefile.in: Regenerate.
8251 * arm.cc: New file.
8252 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8253
e7ae8c36
DK		 82542009-05-26 Doug Kwan <dougkwan@google.com>
8255
8256 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8257 (General_options::check_excluded_libs): Strip off directories in
8258 archive name before matching like GNU ld does.
8259 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8260 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8261 (exclude_libs_test_LDFLAGS): Add linker option
8262 -Wl,--exclude-libs,libexclude_libs_test_3
8263 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8264 an explicit archive without using -l.
8265 (alt/libexclude_libs_test_3.a): New make rule.
8266 * testsuite/Makefile.in: Regenerate.
8267 * testsuite/exclude_libs_test.c : Declare lib3_default().
8268 (main): Call it.
8269 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8270 * exclude_libs_test_3.c: New file.
8271
f12e7348
NC		 82722009-05-26 Nick Clifton <nickc@redhat.com>
8273
8274 * po/id.po: New Indonesian translation.
8275 * po/gold.pot: Updated template file.
8276
4daadc0d
ST		 82772009-05-22 Sriraman Tallam <tmsriram@google.com>
8278
e1df38aa 8279 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8280 gc_comdat_test files. Add -Wl,--gc-sections to build
8281 gc_comdat_test.
8282 * testsuite/Makefile.in: Regenerate.
8283 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8284
531813ad
ST		 82852009-05-21 Sriraman Tallam <tmsriram@google.com>
8286
8287 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8288 kept comdat section was garbage collected.
8289 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8290 * testsuite/Makefile.in: Regenerate.
8291 * testsuite/gc_comdat_test.sh: New file.
8292 * testsuite/gc_comdat_test_1.cc: New file.
8293 * testsuite/gc_comdat_test_2.cc: New file.
8294
65514900
CC		 82952009-05-19 Doug Kwan <dougkwan@google.com>
8296
8297 * archive.cc (Archive::Archive): Move constructor from archive.h
8298 to here. Initialize no_export_.
8299 (Archive::get_elf_object_for_member): Set no_export flag of object.
8300 * archive.h (Archive::Archive): Move constructor body to
8301 archive.cc.
8302 (Archive::no_export): New method.
8303 (Archive::no_export_): New field.
8304 * object.h (Object::Object): Initialize no_export_ to false.
8305 (Object::no_export, Object::set_no_export): New methods.
8306 (Object::no_export_): New field.
8307 * options.cc (General_options::parse_exclude_libs): New method.
8308 (General_options::check_excluded_libs) Same.
8309 * options.h (exclude_libs): New option.
8310 (General_options::check_excluded_libs): New method declaration.
8311 (General_options::excluded_libs_): New field.
8312 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8313 default or protected visibility if an object has no-export flag set.
8314 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8315 (check_SCRIPTS): Add exclude_libs_test.sh.
8316 (check_DATA): Add exclude_libs_test.syms.
8317 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8318 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8319 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8320 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8321 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8322 libexclude_libs_test_2.a): New rules.
8323 * testsuite/Makefile.in: Regenerate.
8324 * testsuite/exclude_libs_test.c: New file.
8325 * testsuite/exclude_libs_test.sh: Ditto.
8326 * testsuite/exclude_libs_test_1.c: Ditto.
8327 * testsuite/exclude_libs_test_2.c: Ditto.
8328
1b77ea50
ILT		 83292009-05-15 Ian Lance Taylor <iant@google.com>
8330
8331 * configure.ac: Check for declarations for cases where libiberty.h
8332 checks HAVE_DECL_xxx.
8333 * configure, config.in: Rebuild.
8334
072fe7ce
ILT		 83352009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8336
8337 * gold.h (Incremental_argument_list): Remove (invalid) forward
8338 declaration.
8339 * incremental.cc (Incremental_inputs::report_achive): New method.
8340 (Incremental_inputs::report_object): New method.
8341 (Incremental_inputs::report_script): New method.
8342 (Incremental_inputs::finalize_inputs): New method.
8343 (Incremental_inputs::finalize): Call finalize_inputs().
8344 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8345 Create inputs entries.
8346 * incremental.h (Incremental_input_type): New enum.
8347 (Incremental_inputs::Incremental_input): Initialize new fields.
8348 (Incremental_inputs::report_inputs): New method.
8349 (Incremental_inputs::report_achive): New method.
8350 (Incremental_inputs::report_object): New method.
8351 (Incremental_inputs::report_script): New method.
8352 (Incremental_inputs::finalize_inputs): New method.
8353 (Incremental_inputs::Input_info): New struct.
8354 (Incremental_inputs::Input_info_map): New typedef.
8355 (Incremental_inputs::lock_): New field.
8356 (Incremental_inputs::Inputs_): New field.
8357 (Incremental_inputs::Inputs_map): New field.
8358 * main.cc (main): Call Incremental_input::report_inputs.
8359 * options.h (Input_argument_list): Typedef moved from
8360 Input_arguments.
8361 (Input_file_group::Files): Remove, use ::Input_argument_list.
8362 (Input_file_group::Input_argument_list): Remove, use
8363 ::Input_argument_list.
8364 * plugin.cc (Plugin_manager::add_input_file): Add error in
8365 incremental build.
8366 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8367 functions.
8368 * script.cc (read_input_script): Call
8369 Incremental_input::report_script.
8370 * script.h (Script_info): New class.
8371
b0481b0b
ILT		 83722009-04-27 Ian Lance Taylor <iant@google.com>
8373
8374 * x86_64.cc (do_adjust_output_section): Set entsize to
8375 plt_entry_size.
8376
b22a5a41 83772009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8378
8379 * output.cc (Output_file::close): After short writes, continue
8380 writing from the correct offset in the buffer being written.
8381
40fde488
CD		 83822009-04-23 Chris Demetriou <cgd@google.com>
8383
8384 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8385 * configure: Regenerate.
8386 * config.in: Regenerate.
8387 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8388 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8389
3ce2c28e
ILT		 83902009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8391
8392 * incremental.cc (Incremental_inputs_header_data): Renamed from
8393 Incremental_input_header_data.
8394 (Incremental_inputs_header_data::data_size): New field.
8395 (Incremental_inputs_header_data::put_input_file_count): Renamed
8396 from input_file_count.
8397 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8398 from command_line_offset.
8399 (Incremental_inputs_header_data::put_reserved): Renamed from
8400 put_reserved.
8401 (Incremental_inputs_entry_data): Renamed from
8402 Incremental_input_entry_data.
8403 (Incremental_inputs_entry_data::data_size): New field.
8404 (Incremental_inputs::report_command_line): New method.
8405 (Incremental_inputs::finalize): New method.
8406 (Incremental_inputs::create_incremental_inputs_data): New method.
8407 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8408 * incremental.h: New file.
8409 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8410 (Layout::finalize): Create incremental inputs section in
8411 incremental builds.
8412 (Layout::create_incremental_info_sections): New method.
8413 * layout.h (Layout::incremental_inputs): New method.
8414 (Layout::create_incremental_info_sections): New method.
8415 (Layout::incremental_inputs_): New field.
8416 * main.cc (main): Notify Incremental_input of the command line.
8417
e55bde5e
ILT		 84182009-04-01 Ian Lance Taylor <iant@google.com>
8419 Mikolaj Zalewski <mikolajz@google.com>
8420
8421 * gold.h (reserve_unordered_map): Define, three versions, one for
8422 each version of Unordered_map.
8423 * layout.cc (Layout::Layout): Remove options parameter. Add
8424 number_of_input_files parameter. Don't initialize options_.
8425 Initialize number_of_input_files_ and resized_signatures_. Move
8426 sections_are_attached_.
8427 (Layout::layout_group): Reserve space for group_signatures_.
8428 (Layout::find_or_add_kept_section): Change name parameter to be a
8429 reference. Resize signatures_ map when it gets large enough.
8430 (Layout::layout_eh_frame): Use parameters->options() instead of
8431 this->options_.
8432 (Layout::make_output_section): Likewise.
8433 (Layout::attach_allocated_section_to_segment): Likewise.
8434 (Layout::finalize, Layout::create_executable_stack): Likewise.
8435 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8436 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8437 * layout.h (class Layout): Update declarations. Remove options_
8438 field. Add number_of_input_files_ and resized_signatures_
8439 fields. Move sections_are_attached_ field.
8440 * main.cc (main): Pass number of input files to Layout
8441 constructor. Don't pass options.
8442
154b857c
ILT		 84432009-03-30 Ian Lance Taylor <iant@google.com>
8444
8445 * ffsll.c (ffsll): Correct implementation.
8446
2f35ab9b
ILT		 84472009-03-27 Ian Lance Taylor <iant@google.com>
8448
fd03461a
ILT		 8449 * ffsll.c: New file.
8450 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8451 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8452 * ftruncate.c (ftruncate): Declare before definition.
8453 * mremap.c (mremap): Likewise.
8454 * pread.c (pread): Likewise.
8455 * configure, Makefile.in, config.in: Rebuild.
8456
2f35ab9b
ILT		 8457 * mremap.c: New file.
8458 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8459 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8460 (mremap): Declare if HAVE_MREMAP is not defined.
8461 * configure, Makefile.in, config.in: Rebuild.
8462
33aea2fd
CC		 84632009-03-27 Cary Coutant <ccoutant@google.com>
8464
8465 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8466 position independent.
8467 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8468 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8469
6d479619
CC		 84702009-03-24 Cary Coutant <ccoutant@google.com>
8471
8472 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8473 an executable.
8474 (needs_dynamic_reloc): Likewise.
8475
afc06bb8
ILT		 84762009-03-24 Ian Lance Taylor <iant@google.com>
8477
8478 * yyscript.y (file_cmd): Recognize EXTERN.
8479 (extern_name_list, extern_name_list_body): New nonterminals.
8480 * script.cc (script_add_extern): Define.
8481 * script-c.h (script_add_extern): Declare.
8482
f6060a4d
ILT		 84832009-03-24 Rafael Avila de Espindola <espindola@google.com>
8484
8485 * object.cc (is_elf_object): Define.
8486 * object.h (is_elf_object): Declare.
8487 * archive.cc (Archive::get_elf_object_for_member): Call
8488 is_elf_object.
33aea2fd 8489 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8490
26736d8e
ILT		 84912009-03-24 Elliott Hughes <enh@google.com>
8492
8493 * output.cc (Output_file::map_anonymous): Define.
8494 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8495 try an anonymous one. Report the size if the mmap fails.
8496 * output.h (class Output_file): Declare map_anonymous.
8497
22fd9730
ILT		 84982009-03-24 Ian Lance Taylor <iant@google.com>
8499
8500 * target-select.cc (instantiate_target): Don't acquire the lock if
8501 the instantiated_target_ field has already been set.
8502
cb010894
ILT		 85032009-03-23 Ian Lance Taylor <iant@google.com>
8504
7f055c20
ILT		 8505 * gold-threads.h (class Initialize_lock): Define.
8506 * gold-threads.cc (class Initialize_lock_once): Define.
8507 (initialize_lock_control): New static variable.
8508 (initialize_lock_pointer): New static variable.
8509 (initialize_lock_once): New static function.
8510 (Initialize_lock::Initialize_lock): Define.
8511 (Initialize_lock::initialize): Define.
8512 * target-select.h: Include "gold-threads.h".
8513 (class Target_selector): Add lock_ and initialize_lock_ fields.
8514 Don't define instantiate_target, just declare it.
8515 * target-select.cc (Target_selector::Target_selector): Initialize
8516 new fields.
8517 (Target_selector::instantiate_target): Define.
8518 * descriptors.h: Include "gold-threads.h".
8519 (class Descriptors): Add initialize_lock_ field.
8520 * descriptors.cc (Descriptors::Descriptors): Initialize new
8521 field.
8522 (Descriptors::open): Use initialize_lock_ field
8523 * errors.h (class Errors): Add initialize_lock_ field.
8524 * errors.cc (Errors::Errors): Initialize new field.
8525 (Errors::initialize_lock): Use initialize_lock_ field.
8526 * powerpc.cc (class Target_selector_powerpc): Remove
8527 instantiated_target_ field. In do_recognize call
8528 instantiate_target rather than do_instantiate_target. In
8529 do_instantiate_target just allocate a new target.
8530 * sparc.cc (class Target_selector_sparc): Likewise.
8531
36959681
ILT		 8532 * freebsd.h: New file.
8533 * i386.cc: Include "freebsd.h".
8534 (Target_i386): Derive from Target_freebsd rather than
8535 Sized_target.
8536 (Target_selector_i386): Derive from Target_selector_freebsd rather
8537 than Target_selector.
8538 * x86_64.cc: Include "freebsd.h".
8539 (Target_x86_64): Derive from Target_freebsd rather than
8540 Sized_target.
8541 (Target_selector_x86_64): Derive from Target_selector_freebsd
8542 rather than Target_selector.
8543 * target.h (class Target): Add adjust_elf_header and
8544 do_adjust_elf_header.
8545 * output.cc (Output_file_header:: do_sized_write): Call target
8546 adjust_elf_header routine.
8547 * configure.tgt: Set targ_osabi.
8548 * configure.ac: Define GOLD_DEFAULT_OSABI.
8549 * parameters.cc (Parameters::default_target): Pass
8550 GOLD_DEFAULT_OSABI to select_target.
8551 * target-select.h (class Target_selector): Make instantiate_target
8552 protected rather than private.
8553 * Makefile.am (HFILES): Add freebsd.h.
8554 * configure, Makefile.in, config.in: Rebuild.
8555
cb010894
ILT		 8556 * merge.cc (do_add_input_section): Correct pend value. Change
8557 message about last entry not being null terminated from error to
8558 warning.
8559
0e879927
ILT		 85602009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8561
8562 * incremental.cc: New file.
8563 * Makefile.am (CCFILES): Add incremental.cc.
8564 * Makefile.in: Rebuild.
8565
41105937
PP		 85662009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8567
8568 * layout.cc (Layout::output_section_name): Preserve names
8569 of '.note.' sections.
e1df38aa 8570
60439920
ILT		 85712009-03-19 Ian Lance Taylor <iant@google.com>
8572
8573 * descriptors.cc (Descriptors::open): Check that the options are
8574 valid before using them.
8575
0d371ad3
ILT		 85762009-03-18 Ian Lance Taylor <iant@google.com>
8577
8578 * script-sections.h: Include <list>.
8579 (class Script_sections): Change Sections_elements from std::vector
8580 to std::list. Typedef public Elements_iterator. Add
8581 orphan_section_placement_, data_segment_align_start_, and
8582 saw_data_segment_align_ fields. Remove data_segment_align_index_
8583 field.
8584 * script-sections.cc (class Orphan_section_placement): New class.
8585 (class Sections_element): Add virtual functions is_relro and
8586 orphan_section_init. Remove virtual function place_orphan_here.
8587 (class Output_section_definition): Add is_relro and
8588 orphan_section_init. Remove place_orphan_here.
8589 (class Orphan_output_section): Likewise.
8590 (Script_sections::Script_sections): Update for field changes.
8591 (Script_sections::data_segment_align): Set saw_data_segment_align_
8592 and data_segment_align_start_, not data_segment_align_index.
8593 (Script_sections::data_segment_relro_end): Check
8594 saw_data_segment_align_. Use data_segment_align_start_ rather
8595 than data_segment_align_index_.
8596 (Script_sections::place_orphan): Rewrite to use
8597 Orphan_section_placement.
8598
9201d894
ILT		 85992009-03-17 Ian Lance Taylor <iant@google.com>
8600
9c5b8369
ILT		 8601 * archive.cc (Archive::add_symbols): Check for a version attached
8602 to the symbol name in the archive map.
8603 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8604 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8605 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8606 (ver_test_11.a): New target.
8607 * testsuite/Makefile.in: Rebuild.
8608
9201d894
ILT		 8609 * configure.ac: Check for chsize and posix_fallocate. Replace
8610 ftruncate.
8611 * ftruncate.c: New file, from gnulib.
8612 * output.cc (posix_fallocate): Define dummy version if not
8613 HAVE_POSIX_FALLOCATE.
8614 (Output_file::map): Call posix_fallocate rather than lseek and
8615 write.
8616 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8617 * configure, Makefile.in, config.in: Rebuild.
8618
ef4ab7a8 86192009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8620
ef4ab7a8
PP		 8621 * layout.h (Layout::create_note): Add section_name parameter.
8622 * layout.cc (Layout::create_note): Likewise.
8623 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8624
8c500701
ILT		 86252009-03-17 Ian Lance Taylor <iant@google.com>
8626
e85b18e1
ILT		 8627 * descriptors.cc: Include "options.h".
8628 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8629 (Descriptors::open): Always use O_CLOEXEC when opening a new
8630 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8631 then set FD_CLOEXEC.
8632
9efe6174
ILT		 8633 * sparc.cc (class Target_sparc): Add has_got_section.
8634 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8635 make sure we have a GOT section.
8636
8637 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8638 (Target_sparc::Scan::local): Likewise.
8639 (Target_sparc::Scan::global): Likewise.
8640 (Target_sparc::Relocate::relocate): Likewise.
8641 (Target_sparc::Relocate::relocate_tls): Likewise.
8642
8c500701
ILT		 8643 * symtab.cc (Symbol_table::define_default_version): New function,
8644 broken out of add_from_object.
8645 (Symbol_table::add_from_object): Call define_default_version.
8646 (Symbol_table::define_special_symbol): Add resolve_oldsym
8647 parameter. Change all callers. If the version for a symbol comes
8648 from a version script, resolve it with the symbol with the same
8649 name with no version. Also add the symbol without a version if
8650 appropriate.
8651 (do_define_in_output_data): If resolving with oldsym, don't delete
8652 sym.
8653 (do_define_in_output_segment): Likewise.
8654 (do_define_as_constant): Likewise.
8655 * symtab.h (class Symbol_table): Update declarations.
8656
f1ed28fb
ILT		 86572009-03-13 Ian Lance Taylor <iant@google.com>
8658
15f8229b
ILT		 8659 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8660 (Read_symbols::requeue): New function.
8661 (Read_symbols::do_read_symbols): If make_elf_object fails because
8662 the target type is not configured, and the file was searched for,
8663 issue a warning and retry with the next directory.
8664 (Add_symbols::run): If the file has an incompatible format, and
8665 it was searched for, requeue the Read_symbols task. On error,
8666 release the object.
8667 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8668 dirindex parameter to constructor. Change all callers. Declare
8669 incompatible_warning and requeue.
8670 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8671 input_argument_ and input_group_ fields. Add them to
8672 constructor. Change all callers.
8673 (class Read_script): Add dirindex_ field. Add it to constructor.
8674 Change all callers.
8675 * archive.cc (Archive::setup): Remove input_objects parameter.
8676 Change all callers.
8677 (Archive::get_file_and_offset): Likewise.
8678 (Archive::read_all_symbols): Likewise.
8679 (Archive::read_symbols): Likewise.
8680 (Archive::get_elf_object_for_member): Remove input_objects
8681 parameter. Add punconfigured parameter. Change all callers.
8682 (Archive::add_symbols): Change return type to bool. Check return
8683 value of include_member.
8684 (Archive::include_all_members): Likewise.
8685 (Archive::include_member): Change return type to bool. Return
8686 false if first included object has incompatible target. Set
8687 included_member_ field.
8688 (Add_archive_symbols::run): If add_symbols returns false, requeue
8689 Read_symbols task.
8690 * archive.h (class Archive): Add included_member_ field.
8691 Initialize it in constructor. Add input_file and searched_for
8692 methods. Update declarations.
8693 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8694 input_argument_ fields. Add them to constructor. Change all
8695 callers.
8696 * script.cc: Include "target-select.h".
8697 (class Parser_closure): Add skip_on_incompatible_target_ and
8698 found_incompatible_target_ fields. Add
8699 skip_on_incompatible_target parameter to constructor. Change all
8700 callers. Add methods skip_on_incompatible_target,
8701 clear_skip_on_incompatible_target, found_incompatible_target, and
8702 set_found_incompatible_target.
8703 (read_input_script): Add dirindex parameter. Change all callers.
8704 If parser finds an incompatible target, requeue Read_symbols
8705 task.
8706 (script_set_symbol): Clear skip_on_incompatible_target in
8707 closure.
8708 (script_add_assertion, script_parse_option): Likewise.
8709 (script_start_sections, script_add_phdr): Likewise.
8710 (script_check_output_format): New function.
8711 * script.h (read_input_script): Update declaration.
8712 * script-c.h (script_check_output_format): Declare.
8713 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8714 (ignore_cmd): Remove OUTPUT_FORMAT.
8715 * fileread.cc (Input_file::Input_file): Add explicit this.
8716 (Input_file::will_search_for): New function.
8717 (Input_file::open): Add pindex parameter. Change all callers.
8718 * fileread.h (class Input_file): Add input_file_argument method.
8719 Declare will_search_for. Update declarations.
8720 * object.cc (make_elf_object): Add punconfigured parameter.
8721 Change all callers.
8722 * object.h (class Object): Make input_file public. Add
8723 searched_for method.
8724 (make_elf_object): Update declaration.
8725 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8726 restart search.
8727 * dirsearch.h (class Dirsearch): Update declaration.
8728 * options.h (class General_options): Add --warn-search-mismatch.
8729 * parameters.cc (Parameters::is_compatible_target): New function.
8730 * parameters.h (class Parameters): Declare is_compatible_target.
8731 * workqueue.cc (Workqueue::add_blocker): New function.
8732 * workqueue.h (class Workqueue): Declare add_blocker.
8733
f1ed28fb
ILT		 8734 * fileread.cc (Input_file::open): Remove options parameter.
8735 Change all callers.
8736 (Input_file::open_binary): Likewise.
8737 * script.cc (read_input_script): Likewise.
8738 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8739 options parameter from constructor. Change all callers.
8740 (class Read_script): Likewise.
8741 * fileread.h (class Input_file): Update declarations.
8742 * script.h (read_input_script): Update declaration.
8743
34dd024a
NC		 87442009-03-10 Nick Clifton <nickc@redhat.com>
8745
8746 * po/es.po: New Spanish translation.
8747
6d71b17c
CC		 87482009-03-06 Cary Coutant <ccoutant@google.com>
8749
8750 * options.cc (parse_short_option): Keep dash_z from registering itself.
8751
031cdbed
ILT		 87522009-03-03 Ian Lance Taylor <iant@google.com>
8753
8754 PR 9918
8755 * target-reloc.h (relocate_section): Pass output_section to
8756 relocate.
8757 * i386.cc (Target_i386::should_apply_static_reloc): Add
8758 output_section parameter. Change all callers.
8759 (Target_i386::Relocate::relocate): Add output_section parameter.
8760 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8761 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8762 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8763 * testsuite/two_file_shared.sh: New script.
8764 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8765 (check_DATA): Add two_file_shared.dbg.
8766 (two_file_shared.dbg): New target.
8767 * testsuite/Makefile.in: Rebuild.
8768
15d5fa16
ILT		 87692009-03-01 Ian Lance Taylor <iant@google.com>
8770
8771 * configure.ac: Check for byteswap.h.
8772 * configure: Rebuild.
8773 * config.in: Rebuild.
8774
8a4c0b0d
ILT		 87752009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8776
8777 * layout.cc (Layout::find_or_add_kept_section): New function.
8778 (Layout::add_comdat): Removed.
8779 * layout.h (struct Kept_section): Move out of class Layout.
8780 Remove trailing underscores from field names. Add group_sections
8781 field. Rename group_ field to is_group. Change all uses.
8782 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8783 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8784 comdat_groups_ field.
8785 (Sized_relobj::include_section_group): Use
8786 find_or_add_kept_section and Kept_section::group_sections.
8787 (Sized_relobj::include_linkonce_section): Likewise.
8788 * object.cc (class Sized_relobj): Don't define Comdat_group or
8789 Comdat_group_table. Remove find_comdat_group and
8790 add_comdat_group. Remove comdat_groups_ field.
8791 * plugin.cc (include_comdat_group): Use
8792 Layout::find_or_add_kept_section.
8793
b4ecf66b
ILT		 87942009-02-28 Ian Lance Taylor <iant@google.com>
8795
14359ca0
ILT		 8796 * README: --gc-sections and map files are now supported. Document
8797 some build requirements.
8798
b4ecf66b
ILT		 8799 PR 6992
8800 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8801 relocatable link set the value of the section symbol to zero.
8802 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8803 relocatable link don't include the section address in the local
8804 symbol value.
8805
0602e05a
ILT		 88062009-02-27 Ian Lance Taylor <iant@google.com>
8807
fd9d194f
ILT		 8808 PR 6811
8809 * options.h (class Search_directory): Add is_system_directory.
8810 (class General_options): Declare is_in_system_directory.
8811 * options.cc (get_relative_sysroot): Make static.
8812 (get_default_sysroot): Make static.
8813 (General_optoins::is_in_system_directory): New function.
8814 * fileread.cc (Input_file::is_in_system_directory): New function.
8815 * fileread.h (class Input_file): Declare is_in_system_directory.
8816 * object.h (class Object): Add is_in_system_directory.
8817 (class Input_objects): Remove system_library_directory_ field.
8818 * object.cc (Input_objects::add_object): Don't set
8819 system_library_directory_.
8820 (input_objects::found_in_system_library_directory): Remove.
8821 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8822 parameter. Change all callers.
8823 (Symbol_table::sized_write_globals): Likewise.
8824 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8825 Call Object::is_in_system_directory.
8826 * symtab.h (class Symbol_table): Update declarations.
8827
61edd21f
ILT		 8828 PR 5990
8829 * descriptors.h (Open_descriptor): Add is_on_stack field.
8830 * descriptors.cc (Descriptors::open): If the descriptor is on the
8831 top of the stack, remove it. Initialize is_on_stack field.
8832 (Descriptors::release): Only add pod to stack if it is not on the
8833 stack already.
8834 (Descriptors::close_some_descriptor): Clear stack_next and
8835 is_on_stack fields.
8836
e29e076a
ILT		 8837 PR 7091
8838 * output.cc (Output_section::find_starting_output_address): Rename
8839 from starting_output_address; add PADDR parameter; change return
8840 type.
8841 * output.h (class Output_section): Declare
8842 find_starting_output_address instead of starting_output_address.
8843 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8844 section symbol for which we can't find a merge section.
8845
0602e05a
ILT		 8846 PR 9836
8847 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8848 hidden or internal, force the symbol to be local.
8849 * resolve.cc (Symbol::override_visibility): Define.
8850 (Symbol::override_base): Use override_visibility.
8851 (Symbol_table::resolve): Likewise.
8852 (Symbol::override_base_with_special): Likewise.
8853 (Symbol_table::override_with_special): If the visibility is hidden
8854 or internal, force the symbol to be local.
8855 * symtab.h (class Symbol): Add set_visibility and
8856 override_visibility.
8857 * testsuite/ver_test_1.sh: New file.
8858 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8859 (check_DATA): Add ver_test_1.syms.
8860 (ver_test_1.syms): New target.
8861 * testsuite/Makefile.in: Rebuild.
8862
401a9a73
CC		 88632009-02-25 Cary Coutant <ccoutant@google.com>
8864
8865 * layout.cc (Layout::choose_output_section): Don't rename sections
8866 when using a linker script that has a SECTIONS clause.
8867 * Makefile.in: Regenerate.
8868
8869 * testsuite/Makefile.am (script_test_5.sh): New test case.
8870 * testsuite/Makefile.in: Regenerate.
8871 * testsuite/script_test_5.cc: New file.
8872 * testsuite/script_test_5.sh: New file.
8873 * testsuite/script_test_5.t: New file.
8874
f488e4b0
CC		 88752009-02-13 Rafael Avila de Espindola <espindola@google.com>
8876
8877 * archive.cc (Archive::include_member): Update calls to add_symbols.
8878 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8879 the Layout argument.
8880 * dynobj.h (do_add_symbols): Add the Layout argument.
8881 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8882 Layout argument.
8883 * object.h (Object::add_symbols): Add the Layout argument.
8884 (Object::do_add_symbols): Add the Layout argument.
8885 (Sized_relobj::do_add_symbols): Add the Layout argument.
8886 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8887 Unify the two versions.
8888 (Add_plugin_symbols): Remove.
8889 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8890 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8891 (Add_plugin_symbols): Remove.
8892 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8893 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8894 (Add_symbols::run): Make it work with Pulginobj.
8895
89dd1680
ILT		 88962009-02-06 Ian Lance Taylor <iant@google.com>
8897
8898 * object.cc (Sized_relobj::do_layout): Make info message start
8899 with lower case letter.
8900
266d0a74
ILT		 89012009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8902
602b464e
ILT		 8903 * binary.cc: Fix file comment.
8904
266d0a74
ILT		 8905 * options.h (enum Incremental_disposition): Define.
8906 (class General_options): Add new options: --incremental,
8907 --incremental_changed, --incremental_unchanged,
8908 --incremental_unknown. Add incremental_disposition_ and
8909 implicit_incremental_ fields.
8910 (General_options::incremental_disposition): New function.
8911 (class Position_dependent_options): Add incremental_disposition
8912 option.
8913 (Position_dependent_options::copy_from_options): Set incremental
8914 dispositions.
8915 * options.cc (General_options::parse_incremental_changed): New
8916 function.
8917 (General_options::parse_incremental_unchanged): New function.
8918 (General_options::parse_incremental_unknown): New function.
8919 (General_options::General_options): Initialize new fields
8920 incremental_disposition_ and implicit_incremental_.
8921 (General_options::finalize): Check for uasge of --incremental-*
8922 without --incremental.
8923
f073bbf7
CD		 89242009-02-06 Chris Demetriou <cgd@google.com>
8925
8926 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8927 pointer and to report location as the file name associated with
8928 the symbol.
8929 (gold_undefined_symbol_at_location): New function to replace the
8930 old gold_undefined_symbol functionality.
8931 * target-reloc.h (relocate_section): Update to use
8932 gold_undefined_symbol_at_location.
8933 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8934 Call gold_undefined_symbol function rather than gold_error.
8935 * errors.h (Errors::undefined_symbol): Take location as a
8936 string, rather than calculating it from a relocation.
8937 * errors.cc (Errors::fatal): Print "fatal error:" before the
8938 formatted message.
8939 (Errors::error, Errors::error_at_location): Print "error: "
8940 before the formatted message.
8941 (Errors::undefined_symbol): Take location as a string, rather
8942 than calculating it from a relocation.
8943 (gold_undefined_symbol_at_location): New function akin to
8944 old gold_undefined_symbol, calculates location from relocation.
8945 (gold_undefined_symbol): Change to take only a Symbol pointer
8946 and to report location as the file name associated with the symbol.
8947 * testsuite/debug_msg.sh: Update for changed error messages.
8948 * testsuite/undef_symbol.sh: Likewise.
8949
8e94a90c
ILT		 89502009-02-04 Duncan Sands <baldrick@free.fr>
8951
8952 PR 9812
8953 * reduced_debug_output.h
8954 (Output_reduced_debug_abbrev_section::failed): Use format for
8955 gold_warning.
8956 (Output_reduced_debug_info_section::faild): Likewise.
8957
88a0e15b
ILT		 89582009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8959
8960 * script.cc (Lazy_demangler): New class.
8961 (Version_script_info::get_symbol_version_helper): Demangle a
8962 symbol only once.
8963
5efc7cd2
CC		 89642009-01-29 Cary Coutant <ccoutant@google.com>
8965
8966 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8967 to __tls_get_addr.
8968 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8969
e0ebcf42
ILT		 89702009-01-28 Ian Lance Taylor <iant@google.com>
8971
5efc7cd2 8972 * version.cc (version_string): Bump to 1.9.
75fe7426 8973
e0ebcf42
ILT		 8974 * gold.h: Include <cstring> and <stdint.h>.
8975 * version.cc: Include <cstdio>.
8976 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8977 warning.
8978 * reduced_debug_output.cc (insert_into_vector): Rename from
8979 Insert_into_vector; change all callers. Use Swap_unaligned to
8980 avoid aliasing issue; remove union since it is unnecessary.
8981
8e2813be 89822009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8983
8984 * Makefile.am (CCFILES): Add gc.cc.
8985 (HFILES): Add gc.h.
8986 * Makefile.in: Regenerate.
8987 * gold.cc (Gc_runner): New class.
8988 (queue_initial_tasks): Call garbage collection related tasks
8989 when corresponding options are invoked.
8990 (queue_middle_gc_tasks): New function.
8991 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8992 processed early before laying out sections during garbage collection.
8993 * gold.h (queue_middle_gc_tasks): New function.
8994 (is_prefix_of): Move from "layout.cc".
8995 * i386.cc (Target_i386::gc_process_relocs): New function.
8996 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8997 * main.cc (main): Create object of class "Garbage_collection".
8998 * object.cc (Relobj::copy_symbols_data): New function.
8999 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9000 (Sized_relobj::do_layout): Allow this function to be called twice
9001 during garbage collection and defer layout of section during the
6d03d481
ST		 9002 first call.
9003 * object.h (Relobj::get_symbols_data): New function.
9004 (Relobj::is_section_name_included): New function.
9005 (Relobj::copy_symbols_data): New function.
9006 (Relobj::set_symbols_data): New function.
9007 (Relobj::get_relocs_data): New function.
9008 (Relobj::set_relocs_data): New function.
9009 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9010 (Relobj::gc_process_relocs): New function.
9011 (Relobj::do_gc_process_relocs): New pure virtual function.
9012 (Relobj::sd_): New data member.
9013 (Sized_relobj::is_output_section_offset_invalid): New function.
9014 (Sized_relobj::do_gc_process_relocs): New function.
9015 * options.h (General_options::gc_sections): Modify to not be a no-op.
9016 (General_options::print_gc_sections): New option.
9017 * plugin.cc (Plugin_finish::run): Remove function call to
9018 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9019 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9020 * reloc.cc (Read_relocs::run): Add task to process relocs and
9021 determine unreferenced sections when doing garbage collection.
9022 (Gc_process_relocs): New class.
9023 (Sized_relobj::do_gc_process_relocs): New function.
9024 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9025 sections that are garbage collected.
9026 * reloc.h (Gc_process_relocs): New class.
9027 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9028 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9029 symbols whose corresponding sections are garbage collected.
9030 (Symbol_table::Symbol_table): Add new parameter for the garbage
9031 collection object.
9032 (Symbol_table::gc_mark_undef_symbols): New function.
9033 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9034 (Symbol_table::gc_mark_dyn_syms): New function.
9035 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9036 as garbage.
9037 (Symbol_table::add_from_object): Likewise.
9038 (Symbol_table::add_from_relobj): When building shared objects, do not
9039 treat externally visible symbols as garbage.
9040 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9041 table information for static and relocatable links.
9042 * symtab.h (Symbol_table::set_gc): New function.
9043 (Symbol_table::gc): New function.
9044 (Symbol_table::gc_mark_undef_symbols): New function.
9045 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9046 (Symbol_table::gc_mark_dyn_syms): New function.
9047 (Symbol_table::gc_): New data member.
e1df38aa 9048 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9049 function.
9050 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9051 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9052
3b293544
CF		 90532009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9054
9055 * options.h (General_options::gc_sections): Define as a no-op for now.
9056 (General_options::no_keep_memory): Ditto.
9057 (General_options::Bshareable): Define.
9058 * options.cc (General_options::finalize): Honor -Bshareable.
9059
83d22aa8
AS		 90602009-01-20 Andreas Schwab <schwab@suse.de>
9061
9062 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9063 read the value in the contents, since we don't use it. Use the
9064 template endianness when writing.
9065 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9066
cd536b21
AS		 90672009-01-19 Andreas Schwab <schwab@suse.de>
9068
9069 * configure.tgt (powerpc64-*): Fix targ_obj.
9070
99e9a495
ILT		 90712009-01-15 Ian Lance Taylor <iant@google.com>
9072
9073 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9074 local symbols when stripping all symbols.
9075
bbbfea06
CC		 90762009-01-14 Cary Coutant <ccoutant@google.com>
9077
99e9a495 9078 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9079
0f7c0701
CC		 90802009-01-14 Cary Coutant <ccoutant@google.com>
9081
9082 * archive.cc (Archive::get_elf_object_for_member): Remove call
9083 to File_read::claim_for_plugin.
9084 * descriptors.cc (Descriptors::open): Remove reference to
9085 is_claimed.
9086 (Descriptors::claim_for_plugin): Remove.
9087 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9088 (Descriptors::is_claimed): Remove.
9089 (claim_descriptor_for_plugin): Remove.
9090 * fileread.cc (File_read::claim_for_plugin): Remove.
9091 * fileread.h (File_read::claim_for_plugin): Remove.
9092 (File_read::descriptor): Reopen descriptor if necessary.
9093 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9094 (Plugin_manager::all_symbols_read): Add task parameter. Change
9095 all callers.
9096 (Plugin_manager::get_input_file): New function.
9097 (Plugin_manager::release_input_file): New function.
9098 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9099 corresponding data member.
9100 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9101 and pass to base constructor. Change all callers.
9102 (get_input_file, release_input_file): New functions.
9103 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9104 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9105 (Plugin_manager::all_symbols_read): Add task parameter.
9106 (Plugin_manager::get_input_file): New function.
9107 (Plugin_manager::release_input_file): New function.
9108 (Plugin_manager::task_): New data member.
9109 (Pluginobj::Pluginobj): Add filesize parameter.
9110 (Pluginobj::filename): New function.
9111 (Pluginobj::descriptor): New function.
9112 (Pluginobj::filesize): New function.
9113 (Pluginobj::filesize_): New data member.
9114 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9115 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9116 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9117
9118 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9119 with archive libraries.
9120 * testsuite/Makefile.in: Regenerate.
9121 * testsuite/plugin_test.c (struct sym_info): New type.
9122 (get_input_file, release_input_file): New static variables.
9123 (onload): Capture new transfer vector entries.
9124 (claim_file_hook): Stop reading at end of file according to filesize.
9125 Factor out parsing of readelf output into separate function.
9126 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9127 APIs and get the source file name from the symbol table. Convert
9128 source file name to corresponding object file name. Print info
9129 message when adding new input files.
9130 (parse_readelf_line): New function.
9131 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9132 * testsuite/plugin_test_2.sh: Likewise.
9133 * testsuite/plugin_test_3.sh: Likewise.
9134 * testsuite/plugin_test_4.sh: New test case.
9135
62a6d109
ILT		 91362009-01-07 Ian Lance Taylor <iant@google.com>
9137
9138 * version.cc (version_string): Bump to 1.8.
9139
483620e8
CC		 91402008-12-23 Cary Coutant <ccoutant@google.com>
9141
9142 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9143 * plugin.cc (Plugin_manager::finish): Rename as
9144 layout_deferred_objects. Move cleanup to separate function.
9145 (Plugin_manager::cleanup): New function.
9146 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9147 separately.
9148 * plugin.h (Plugin_manager::finish): Rename as
9149 layout_deferred_objects.
9150 (Plugin_manager::cleanup): New function.
9151 (Plugin_manager::cleanup_done): New field.
9152
d66a9eb3
CC		 91532008-12-23 Cary Coutant <ccoutant@google.com>
9154
9155 * plugin.cc (is_visible_from_outside): New function.
9156 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9157 so we don't return "IR only" status for exported symbols or -r links.
9158
9159 * testsuite/Makefile.am (plugin_test_3): New test case.
9160 * testsuite/Makefile.in: Regenerate.
9161 * testsuite/plugin_test_3.sh: New file.
9162
5995b570
CC		 91632008-12-22 Cary Coutant <ccoutant@google.com>
9164
9165 * object.cc (Sized_relobj::layout_section): New function.
9166 (Sized_relobj::do_layout): Defer layout of input sections until after
9167 plugin has provided replacement files.
9168 (Sized_relobj::do_layout_deferred_sections): New function.
9169 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9170 (Relobj::layout_deferred_sections): New function.
9171 (Relobj::do_layout_deferred_sections): New function.
9172 (Sized_relobj::do_layout_deferred_sections): New function.
9173 (Sized_relobj::layout_section): New function.
9174 (Sized_relobj::Deferred_layout): New structure.
9175 (Sized_relobj::deferred_layout_): New field.
9176 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9177 Change all callers. Layout deferred sections.
9178 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9179 references.
9180 (Plugin_hook::run): Move code from do_plugin_hook inline.
9181 (Plugin_hook::do_plugin_hook): Remove.
9182 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9183 (Plugin_manager::finish): Renamed, was cleanup.
9184 (Plugin_manager::should_defer_layout): New function.
9185 (Plugin_manager::add_deferred_layout_object): New function.
9186 (Plugin_manager::Deferred_layout_list): New type.
9187 (Plugin_manager::deferred_layout_objects_): New field.
9188 (Plugin_hook::do_plugin_hook): Remove.
9189
ee769c88
ILT		 91902008-12-17 Ian Lance Taylor <iant@google.com>
9191
9192 * options.h (class General_options): Add --no case for
9193 --export-dynamic.
9194
abc8dcba
CC		 91952008-12-16 Cary Coutant <ccoutant@google.com>
9196
9197 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9198 vector.
9199 (Plugin_manager::claim_file): Create plugin object even if
9200 plugin did not call the add_symbols callback.
9201 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9202 asking for more symbols than were added.
9203 * testsuite/Makefile.am (plugin_test_1): Add test case with
9204 no global symbols.
9205 (empty.syms): New target.
9206 * testsuite/Makefile.in: Regenerate.
9207 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9208 message. Don't call add_symbols if no globals.
9209 (all_symbols_read_hook): Don't provide replacement for empty
9210 claimed file.
9211
b0074644
ILT		 92122008-12-12 Ian Lance Taylor <iant@google.com>
9213
68943102
ILT		 9214 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9215 r_type == 0 for a local symbol with r_sym == 0.
9216 (scan_relocatable_relocs): Pass r_sym to
9217 local_non_section_strategy.
9218 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9219 r_sym parameter.
9220
b0074644
ILT		 9221 * configure.ac: Update test for TLS descriptors: they are
9222 supported as of glibc 2.9.
9223 * configure: Rebuild.
9224
c2508178
ILT		 92252008-12-11 Ian Lance Taylor <iant@google.com>
9226
9227 PR 7091
9228 * target-reloc.h (Default_scan_relocatable_relocs): For each
9229 function, map r_type == 0 to RELOC_DISCARD.
9230
2756a258
CC		 92312008-12-10 Cary Coutant <ccoutant@google.com>
9232
9233 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9234 object to override a kept COMDAT group from a plugin object.
9235
bb6f53d3
ILT		 92362008-12-09 Ian Lance Taylor <iant@google.com>
9237
fbc558e1
ILT		 9238 PR 7088
9239 * yyscript.y (file_cmd): Handle INPUT.
9240
bb6f53d3
ILT		 9241 * testsuite/initpri1.c: Change all declarations to be full
9242 prototypes by adding void, to avoid compiler warnings.
9243
4674ecfc
CC		 92442008-12-05 Rafael Avila de Espindola <espindola@google.com>
9245
9246 * options.cc (General_options::parse_plugin_opt): New.
9247 (General_options::add_plugin): The argument now is just the filename.
9248 (General_options::add_plugin_option): New.
9249 * options.h (plugin_opt): New.
9250 (add_plugin): Change argument name.
9251 (add_plugin_option): New.
9252 * plugin.cc (Plugin::load): Don't parse the plugin option.
9253 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9254 (Plugin::add_option): New.
9255 (Plugin::args_): Change type.
9256 (Plugin::filename_): New.
9257 (Plugin_manager::add_plugin_option): New.
9258 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9259 * testsuite/Makefile.in: Regenerate.
9260
fd06b4aa
CC		 92612008-12-05 Cary Coutant <ccoutant@google.com>
9262
9263 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9264 Handle --strip-lto-sections option.
9265 * options.h (strip_lto_sections): New option.
9266
6c52134c
CC		 92672008-12-01 Cary Coutant <ccoutant@google.com>
9268
9269 * plugin.cc (ld_plugin_message): Change format parameter to const.
9270 Fix mismatch between new[] and delete.
9271
a45248e0
CC		 92722008-11-14 Cary Coutant <ccoutant@google.com>
9273
9274 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9275 instead of -1U.
9276
c82fbeee
CS		 92772008-11-05 Craig Silverstein <csilvers@google.com>
9278
9279 * options.cc (General_options::parse_dynamic_list): New function.
9280 * options.h (General_options): New flags dynamic_list,
9281 dynamic_list_data, dynamic_list_cpp_new, and
9282 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9283 (General_options::in_dynamic_list): New function.
9284 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9285 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9286 (Lex::can_continue_name): Likewise.
9287 (yylex): Likewise.
9288 (read_script_file): New parameter script_options.
9289 (read_dynamic_list): New function.
9290 (Script_options::define_dynamic_list): New function.
9291 (dynamic_list_keyword_parsecodes): New variable.
9292 (dynamic_list_keywords): New variable.
9293 * script.h (Script_options::define_dynamic_list): New function
9294 prototype.
9295 (read_dynamic_list): New function prototype.
9296 * symtab.cc (strprefix): New macro.
9297 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9298 dynamic_list_data, dynamic_list_cpp_new, and
9299 dynamic_list_cpp_typeinfo.
9300 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9301 (dynamic_list_expr): New rule.
9302 (dynamic_list_nodes): Likewise.
9303 (dynamic_list_node): Likewise.
9304 * testsuite/Makefile.am (dynamic_list): New test.
9305 * testsuite/Makefile.in: Regenerated.
9306 * testsuite/dynamic_list.t: New file.
9307 * testsuite/dynamic_list.sh: New file.
9308
e0bb29a5
CS		 93092008-11-05 Craig Silverstein <csilvers@google.com>
9310
9311 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9312 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9313 (t11_last): Likewise.
9314 * testsuite/ver_test_6.c (main): Likewise.
9315
4e1e25e0
CC		 93162008-10-07 Cary Coutant <ccoutant@google.com>
9317
9318 * options.c (General_options::finalize): Add check for -static and
9319 -shared.
9320 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9321 is not empty.
9322
92f03fcb
CC		 93232008-10-02 Cary Coutant <ccoutant@google.com>
9324
9325 * plugin.cc (make_sized_plugin_object): Fix conditional
9326 compilation to work when not all targets are enabled.
9327
fbd8a257
CC		 93282008-09-29 Cary Coutant <ccoutant@google.com>
9329
9330 * archive.cc (Archive::get_file_and_offset): Use filename instead
9331 of name to get library path.
9332 (Archive::include_member): Unlock external member of a thin archive.
9333
9334 * testsuite/Makefile.am (TEST_AR): New variable.
9335 (thin_archive_test_1): New test.
9336 (thin_archive_test_2): New test.
81636b3f
CC		 9337 * testsuite/Makefile.in: Regenerate.
9338 * testsuite/thin_archive_main.cc: New file.
9339 * testsuite/thin_archive_test_1.cc: New file.
9340 * testsuite/thin_archive_test_2.cc: New file.
9341 * testsuite/thin_archive_test_3.cc: New file.
9342 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9343
eff45813
CC		 93442008-09-29 Cary Coutant <ccoutant@google.com>
9345
9346 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9347 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9348 instead of -1U.
9349 (Sized_relobj::do_finalize_local_symbols): Likewise.
9350 (Sized_relobj::map_to_kept_section): Likewise.
9351 * object.h (Sized_relobj::invalid_address): New constant.
9352 (Sized_relobj::do_output_section_offset): Check for invalid_address
9353 and return -1ULL.
9354 * output.cc (Output_reloc::local_section_offset): Use constant
9355 invalid_address instead of -1U.
9356 (Output_reloc::get_address): Likewise.
9357 (Output_section::output_address): Change -1U to -1ULL.
9358 * output.h (Output_reloc::invalid_address): New constant.
9359 * reloc.cc (Sized_relobj::write_sections): Use constant
9360 invalid_address instead of -1U.
9361 (Sized_relobj::relocate_sections): Likewise.
9362 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9363 values for merge sections.
9364 * target-reloc.h (relocate_for_relocatable): Use constant
9365 invalid_address instead of -1U.
9366
89fc3421
CC		 93672008-09-19 Cary Coutant <ccoutant@google.com>
9368
9369 Add plugin functionality for link-time optimization (LTO).
9370 * configure.ac (plugins): Add --enable-plugins option.
9371 * configure: Regenerate.
9372 * config.in: Regenerate.
9373 * Makefile.am (LIBDL): New variable.
9374 (CCFILES): Add plugin.cc.
9375 (HFILES): Add plugin.h.
9376 (ldadd_var): Add LIBDL.
9377 * Makefile.in: Regenerate.
9378
9379 * archive.cc: Include "plugin.h".
9380 (Archive::setup): Don't preread archive symbols when using a plugin.
9381 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9382 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9383 files.
9384 (Archive::include_member): Add symbols from plugin objects.
9385 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9386 * descriptors.cc (Descriptors::open): Check for file descriptors
9387 abandoned by plugins.
9388 (Descriptors::claim_for_plugin): New function.
9389 * descriptors.h (Descriptors::claim_for_plugin): New function.
9390 (Open_descriptor::is_claimed): New field.
9391 (claim_descriptor_for_plugin): New function.
9392 * fileread.cc (File_read::claim_for_plugin): New function.
9393 * fileread.h (File_read::claim_for_plugin): New function.
9394 (File_read::descriptor): New function.
9395 * gold.cc: Include "plugin.h".
9396 (queue_initial_tasks): Add task to call plugin hooks for generating
9397 new object files.
9398 * main.cc: Include "plugin.h".
9399 (main): Load plugin libraries.
9400 * object.h (Pluginobj): Declare.
9401 (Object::pluginobj): New function.
9402 (Object::do_pluginobj): New function.
9403 (Object::set_target): New function.
9404 * options.cc: Include "plugin.h".
9405 (General_options::parse_plugin): New function.
9406 (General_options::General_options): Initialize plugins_ field.
9407 (General_options::add_plugin): New function.
9408 * options.h (Plugin_manager): Declare.
9409 (General_options): Add --plugin option.
9410 (General_options::has_plugins): New function.
9411 (General_options::plugins): New function.
9412 (General_options::add_plugin): New function.
9413 (General_options::plugins_): New field.
9414 * plugin.cc: New file.
9415 * plugin.h: New file.
9416 * readsyms.cc: Include "plugin.h".
9417 (Read_symbols::do_read_symbols): Check for archive before checking
9418 for ELF file. Call plugin hooks to claim files.
9419 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9420 from a real object file; force override when processing replacement
9421 files.
9422 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9423 (Symbol::init_base_object): Likewise.
9424 (Symbol::init_base_output_data): Likewise.
9425 (Symbol::init_base_output_segment): Likewise.
9426 (Symbol::init_base_constant): Likewise.
9427 (Symbol::init_base_undefined): Likewise.
9428 (Symbol::output_section): Assert that object is not a plugin.
9429 (Symbol_table::add_from_pluginobj): New function.
9430 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9431 undefined.
9432 (Symbol_table::sized_write_globals): Likewise.
9433 (Symbol_table::add_from_pluginobj): Instantiate template.
9434 * symtab.h (Sized_pluginobj): Declare.
9435 (Symbol::in_real_elf): New function.
9436 (Symbol::set_in_real_elf): New function.
9437 (Symbol::in_real_elf_): New field.
9438 (Symbol_table::add_from_pluginobj): New function.
9439
9440 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9441 (LIBDL): New variable.
9442 (LDADD): Add LIBDL.
9443 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9444 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9445 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9446 (MOSTLYCLEANFILES): Likewise.
9447 * testsuite/Makefile.in: Regenerate.
9448 * testsuite/plugin_test.c: New file.
9449 * testsuite/plugin_test_1.sh: New file.
9450 * testsuite/plugin_test_2.sh: New file.
9451
de31bda5
ILT		 94522008-09-16 Ian Lance Taylor <iant@google.com>
9453
9c2d0ef9
ILT		 9454 * target-reloc.h (relocate_section): Check whether a symbol is
9455 defined by the ABI before reporting an undefined symbol error.
9456 * target.h (Target::is_defined_by_abi): Make parameter const.
9457 (Target::do_is_defined_by_abi): Likewise.
9458 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9459 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9460 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9461 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9462 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9463 * testsuite/Makefile.in: Rebuild.
9464
de31bda5
ILT		 9465 * fileread.cc (make_view): Add casts to avoid warning.
9466
9fa33bee
AO		 94672008-09-16 Alexandre Oliva <aoliva@redhat.com>
9468
9469 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9470 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9471
183fd0e3
AO		 94722008-09-16 Alexandre Oliva <aoliva@redhat.com>
9473
9474 * options.h (General_options::output_is_executable): New.
9475 (General_options::output_is_pie): New.
9476 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9477 for shared libraries.
9478 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9479
7be8330a
CD		 94802008-09-11 Chris Demetriou <cgd@google.com>
9481
9482 * options.h (origin): New -z option.
9483 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9484 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9485 in DT_FLAGS_1.
9486
a9caad02
CC		 94872008-09-05 Cary Coutant <ccoutant@google.com>
9488
9489 * fileread.cc (File_read::make_view): Add check for attempt to map
9490 beyond end of file.
9491
ae6dce4d
CC		 94922008-09-05 Cary Coutant <ccoutant@google.com>
9493
9494 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9495 explicit instantiations.
9496
d7ab2a47
KVH		 94972008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9498
9499 PR gold/6858
9500 * options.cc (General_options::finalize): Allow undefined symbols
9501 in shlibs if linking -shared.
9502
9503 PR gold/6859
9504 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9505 symbols as not needing a dynsym entry.
9506
1e52a9c1
CS		 95072008-08-20 Craig Silverstein <csilvers@google.com>
9508
9509 * fileread.cc (File_read::open): Do not lock the file unless it
9510 was successfully opened.
9511
d85c80a3
CC		 95122008-08-14 Cary Coutant <ccoutant@google.com>
9513
9514 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9515 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9516 * testsuite/tls_test.cc (struct int128): 128-bit struct
9517 for testing TLS relocs with non-zero addend.
9518 (v12): New TLS variable.
9519 (t12): New test.
9520 (t_last): Add check for v12.
9521 * testsuite/tls_test.h (t12): New function.
9522 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9523
2d924fd9
ILT		 95242008-08-13 Ian Lance Taylor <iant@google.com>
9525
9526 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9527 set tls_segment_ or relro_segment_.
9528 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9529 when appropriate.
9530 * output.h (Output_section::clear_is_relro): New function.
9531 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9532 sections specially even when output_data_ is empty.
9533 (Output_segment::maximum_alignment): When first section is relro,
9534 only force alignment for PT_LOAD segments.
9535 * script.cc (script_data_segment_align): New function.
9536 (script_data_segment_relro_end): New function.
9537 * script-c.h (script_data_segment_align): Declare.
9538 (script_data_segment_relro_end): Declare.
9539 * script-sections.h (class Script_sections): Declare
9540 data_segment_align and data_segment_relro_end. Add fields
9541 segment_align_index_ and saw_relro_end_.
9542 * script-sections.cc (class Sections_element): Add set_is_relro
9543 virtual function. Add new bool* parameter to place_orphan_here.
9544 Add get_output_section virtual function.
9545 (class Output_section_definition): Add set_is_relro. Add new
9546 bool* parameter to place_orphan_here. Add get_output_section.
9547 Add is_relro_ field.
9548 (Output_section_definition::Output_section_definition): Initialize
9549 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9550 and is_relro_ fields.
9551 (Output_section_definition::place_orphan_here): Add is_relro
9552 parameter.
9553 (Output_section_definition::set_section_addresses): Set relro for
9554 output section.
9555 (Output_section_definition::alternate_constraint): Likewise.
9556 (class Orphan_output_section): Add new bool* parameter to
9557 place_orphan_here. Add get_output_section.
9558 (Orphan_output_section::place_orphan_here): Add is_relro
9559 parameter.
9560 (Script_sections::Script_sections): Initialize
9561 data_segment_align_index_ and saw_relro_end_.
9562 (Script_sections::data_segment_align): New function.
9563 (Script_sections::data_segment_relro_end): New function.
9564 (Script_sections::place_orphan): Set or clear is_relro.
9565 (Script_sections::set_section_addresses): Force alignment of first
9566 TLS section.
9567 * yyscript.y (exp): Call script_data_segment_align and
9568 script_data_segment_relro_end.
9569 * testsuite/relro_script_test.t: New file.
9570 * testsuite/relro_test.cc (using_script): Declare.
9571 (t1, t2): Test using_script.
9572 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9573 (relro_script_test_SOURCES): Define.
9574 (relro_script_test_DEPENDENCIES): Define.
9575 (relro_script_test_LDFLAGS): Define.
9576 (relro_script_test_LDADD): Define.
9577 (relro_script_test.so): New target.
9578 * testsuite/Makefile.in: Rebuild.
9579
f827c9a9
CC		 95802008-08-06 Cary Coutant <ccoutant@google.com>
9581
9582 * archive.cc (Archive::total_archives, Archive::total_members)
9583 (Archive::total_members_loaded): New variables.
9584 (Archive::setup): Add parameter. Add option to preread
9585 archive symbols.
9586 (Archive::read_armap): Add counter.
9587 (Archive::get_file_and_offset): New function.
9588 (Archive::get_elf_object_for_member): New function.
9589 (Archive::read_all_symbols): New function.
9590 (Archive::read_symbols): New function.
9591 (Archive::add_symbols): Add counters.
9592 (Archive::include_all_members): Use armap to find members if it's
9593 already built.
9594 (Archive::include_member): Skip reading symbols if already read.
9595 Factored code into Archive::get_file_and_offset and
9596 Archive::get_elf_object_for_member. Changed call to
9597 Mapfile::report_include_archive_member.
9598 (Archive::print_stats): New function.
9599 * archive.h: Declare Object and Read_symbols_data classes.
9600 (Archive::Archive): Add initializers for new members.
9601 (Archive::setup): Add parameter.
9602 (Archive::print_stats): New function.
9603 (Archive::total_archives, Archive::total_members)
9604 (Archive::total_members_loaded): New variables.
9605 (Archive::get_file_and_offset): New function.
9606 (Archive::get_elf_object_for_member): New function.
9607 (Archive::read_all_symbols): New function.
9608 (Archive::read_symbols): New function.
9609 (Archive::Archive_member): New class.
9610 (Archive::members_): New member.
9611 (Archive::num_members_): New member.
9612 * main.cc: Include archive.h.
9613 (main): Call Archive::print_stats.
9614 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9615 archive parameter; member_name is now the fully-decorated name.
9616 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9617 * options.h: (General_options): Add --preread-archive-symbols option.
9618 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9619 Archive::setup.
9620
de4c45bd
ILT		 96212008-08-04 Ian Lance Taylor <iant@google.com>
9622
9623 * symtab.h (Symbol::use_plt_offset): New function.
9624 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9625 * powerpc.cc (Relocate::relocate): Likewise.
9626 * sparc.cc (Relocate::relocate): Likewise.
9627 * x86_64.cc (Relocate::relocate): Likewise.
9628 * testsuite/weak_plt.sh: New test.
9629 * testsuite/weak_plt_main.cc: New test.
9630 * testsuite/weak_plt_shared.cc: New test.
9631 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9632 (check_PROGRAMS): Add weak_plt.
9633 (check_DATA): Add weak_plt_shared.so.
9634 (weak_plt_main_pic.o, weak_plt): New targets.
9635 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9636 * testsuite/Makefile.in: Rebuild.
9637
9638 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9639 gcctestdir/ld.
9640 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9641 * testsuite/Makefile.in: Rebuild.
9642
323ee3f4
AM		 96432008-08-04 Alan Modra <amodra@bigpond.net.au>
9644
9645 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9646 * Makefile.in: Regenerate.
9647 * po/POTFILES.in: Regenerate.
9648
7c07ecec
ILT		 96492008-07-29 Ian Lance Taylor <iant@google.com>
9650
9651 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9652 symbols before other symbols.
9653 * testsuite/script_test_2.cc (test_addr): Declare.
9654 (test_addr_alias): Declare.
9655 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9656 values.
7c07ecec
ILT		 9657 * testsuite/script_test_2.t: Define test_addr_alias and
9658 test_addr.
9659
5778530e
ILT		 96602008-07-24 Ian Lance Taylor <iant@google.com>
9661
2a00e4fb
ILT		 9662 PR 5990
9663 * descriptors.cc: New file.
9664 * descriptors.h: New file.
9665 * gold-threads.h (class Hold_optional_lock): New class.
9666 * fileread.cc: Include "descriptors.h".
9667 (File_read::~File_read): Release descriptor rather than closing
9668 it.
9669 (File_read::open) [file]: Call open_descriptor rather than open.
9670 Set is_descriptor_opened_.
9671 (File_read::open) [memory]: Assert that descriptor is not open.
9672 (File_read::reopen_descriptor): New function.
9673 (File_read::release): Release descriptor.
9674 (File_read::do_read): Make non-const. Reopen descriptor.
9675 (File_read::read): Make non-const.
9676 (File_read::make_view): Reopen descriptor.
9677 (File_read::do_readv): Likewise.
9678 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9679 Update declarations.
9680 * layout.cc: Include "descriptors.h".
9681 (Layout::create_build_id): Use open_descriptor rather than open.
9682 * output.cc: Include "descriptors.h".
9683 (Output_file::open): Use open_descriptor rather than open.
9684 * archive.cc (Archive::const_iterator): Change Archive to be
9685 non-const.
9686 (Archive::begin, Archive::end): Make non-const.
9687 (Archive::count_members): Likewise.
9688 * archive.h (class Archive): Update declarations.
9689 * object.h (Object::read): Make non-const.
9690 * Makefile.am (CCFILES): Add descriptors.cc.
9691 (HFILES): Add descriptors.h.
9692 * Makefile.in: Rebuild.
9693
801647d1
ILT		 9694 PR 6716
9695 * gold.h: Always include <clocale>. Add Solaris workarounds
9696 following code in binutils/sysdep.h.
9697
5edd166e
ILT		 9698 PR 6048
9699 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9700 this->eh_frame_hdr_ is NULL before using it.
9701
c89ad728
ILT		 9702 * dynobj.cc (Versions::Versions): Update comment.
9703
aa86f06b
ILT		 9704 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9705 the base version name.
9706
5778530e
ILT		 9707 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9708 array size plus one.
9709 (Stringpool_template::set_string_offsets): Subtract one from key
9710 before using it as an array index.
9711 (Stringpool_template::get_offset_with_length): Likewise.
9712 (Stringpool_template::write_to_buffer): Likewise.
9713 * stringpool.h (Stringpool_template::get_offset_from_key):
9714 Likewise.
9715
057ead22
ILT		 97162008-07-23 Ian Lance Taylor <iant@google.com>
9717
7f649c59
ILT		 9718 PR 6658
9719 * object.h (Merged_symbol_value::value): Do our best to handle a
9720 negative addend.
9721
057ead22
ILT		 9722 PR 6647
9723 * script.cc (Version_script_info::get_versions): Don't add empty
9724 version tag to return value.
9725 (Version_script_info::get_symbol_version_helper): Change return
9726 type to bool. Add pversion parameter. Change all callers.
9727 (script_register_vers_node): Don't require a non-NULL tag.
9728 * script.h (class Version_script_info): Update declarations.
9729 (Version_script_info::get_symbol_version): Change return type to
9730 bool. Add version parameter. Change all callers.
9731 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9732 handling. Handle an empty version from a version script.
9733 (Symbol_table::define_special_symbol): Likewise.
9734 * testsuite/ver_test_10.script: New file.
9735 * testsuite/ver_test_10.sh: New file.
9736 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9737 (check_DATA): Add ver_test_10.syms.
9738 (ver_test_10.syms, ver_test_10.so): New target.
9739 * testsuite/Makefile.in: Rebuild.
9740
58e54ac2
CD		 97412008-07-23 Simon Baldwin <simonb@google.com>
9742
9743 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9744 to zero for undefined symbols from dynamic libraries.
9745
95d14cd3
ILT		 97462008-07-23 Ian Lance Taylor <iant@google.com>
9747
9748 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9749 Change all callers.
9750 * symtab.h (class Symbol_table): Update declaration.
9751 * testsuite/ver_test_9.cc: New file.
9752 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9753 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9754 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9755 (ver_test_9.so, ver_test_9.o): New targets.
9756 * testsuite/Makefile.in: Rebuild.
9757
92de84a6
ILT		 97582008-07-22 Ian Lance Taylor <iant@google.com>
9759
34810851
ILT		 9760 * options.h (class General_options): Define --check-sections.
9761 * layout.cc (Layout::set_segment_offsets): Handle
9762 --check-sections.
9763
af6156ef
ILT		 9764 * options.h (class General_options): Define -n/--nmagic and
9765 -N/--omagic.
9766 * options.cc (General_options::finalize): For -n/--nmagic or
9767 -N/--omagic, set -static.
9768 * layout.cc (Layout::attach_allocated_section_to_segment): If
9769 -N/--omagic, don't put read-only and read-write sections in
9770 different segments.
9771 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9772 finding a read-only segment.
9773 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9774 don't set the minimum segment alignment to the common page size,
9775 and don't set the file offset to the address modulo the page size.
9776 * script-sections.cc (Script_sections::create_segments): If
9777 -n/--omagic, don't put read-only and read-write sections in
9778 different segments.
9779
92de84a6
ILT		 9780 * cref.cc: New file.
9781 * cref.h: New file.
9782 * options.h (class General_options): Add --print-symbol-counts.
9783 * main.cc (main): Issue defined symbol report if requested.
9784 * archive.cc (Archive::interpret_header): Make into a const member
9785 function.
9786 (Archive::add_symbols): Call Input_objects::archive_start and
9787 archive_stop.
9788 (Archive::const_iterator): Define new class.
9789 (Archive::begin, Archive::end): New functions.
9790 (Archive::include_all_members): Rewrite to use iterator.
9791 (Archive::count_members): New function.
9792 * archive.h (class Archive): Update declarations.
9793 (Archive::filename): New function.
9794 * object.cc: Include "cref.h".
9795 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9796 (Sized_relobj::do_get_global_symbol_counts): New function.
9797 (Input_objects::add_object): Add object to cross-referencer.
9798 (Input_objects::archive_start): New function.
9799 (Input_objects::archive_stop): New function.
9800 (Input_objects::print_symbol_counts): New function.
9801 * object.h: Declare Cref and Archive.
9802 (Object::get_global_symbol_counts): New function.
9803 (Object::do_get_global_symbol_counts): New pure virtual function.
9804 (class Sized_relobj): Add defined_count_ field. Update
9805 declarations.
9806 (class Input_objects): Add cref_ field. Update constructor.
9807 Update declarations.
9808 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9809 defined_count_.
9810 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9811 symbol counts.
9812 (Sized_dynobj::do_get_global_symbol_counts): New function.
9813 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9814 defined_count_. Update declarations. Define Symbols typedef.
9815 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9816 parameter. Change all callers.
9817 (Symbol_table::add_from_dynobj): Add sympointers and defined
9818 parameters. Change all callers.
9819 * symtab.h (class Symbol_table): Update declarations.
9820 * Makefile.am (CCFILES): Add cref.cc.
9821 (HFILES): Add cref.h.
9822 * Makefile.in: Rebuild.
9823
3f7c5e1d
CD		 98242008-07-22 Simon Baldwin <simonb@google.com>
9825
9826 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9827 to zero when writing undefined symbols.
9828
e0b64032
ILT		 98292008-07-22 Ian Lance Taylor <iant@google.com>
9830
9831 * output.cc (Output_section::add_input_section): Don't try to
9832 merge empty merge sections.
9833
096b02cf
CS		 98342008-07-21 Craig Silverstein <csilvers@google.com>
9835
9836 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9837 Include symbol version in error message.
cd536b21 9838
1d1f116d
CD		 98392008-07-20 Chris Demetriou <cgd@google.com>
9840
cd536b21 9841 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9842 (RANDOM_SEED_CFLAGS): New substituted variable.
9843 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9844 * configure: Rebuild.
9845 * Makefile.in: Likewise.
9846 * testsuite/Makefile.in: Likewise.
9847
a18f591e
ILT		 98482008-07-18 Ian Lance Taylor <iant@google.com>
9849
9850 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9851 where we see NAME/NULL and NAME/VERSION as separate symbols.
9852 * testsuite/ver_test_main.cc (main): Call t4.
9853 (t4, t4_2a): Define.
9854 * testsuite/ver_test_2.cc (t4_2): Define.
9855 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9856 * testsuite/ver_test_4.cc (t4_2a): Define.
9857 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9858 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9859
c6e3f6ed
ILT		 98602008-07-17 Ian Lance Taylor <iant@google.com>
9861
9862 * dynobj.cc (Versions::add_def): If we give an error about a
9863 missing version, go ahead and create the version anyhow.
9864
ef9beddf
ILT		 98652008-07-10 Ian Lance Taylor <iant@google.com>
9866
9867 Handle output sections with more than 0x7fffffff bytes.
9868 * object.h (class Relobj): Change map_to_output_ to
9869 output_sections_, and just keep a section pointer. Change all
9870 uses. Move comdat group support to Sized_relobj.
9871 (Relobj::is_section_specially_mapped): Remove.
9872 (Relobj::output_section): Remove poff parameter. Change all
9873 callers.
9874 (Relobj::output_section_offset): New function.
9875 (Relobj::set_section_offset): Rewrite.
9876 (Relobj::map_to_output): Remove.
9877 (Relobj::output_sections): New function.
9878 (Relobj::do_output_section_offset): New pure virtual function.
9879 (Relobj::do_set_section_offset): Likewise.
9880 (class Sized_relobj): Add section_offsets_ field. Add comdat
9881 group support from Relobj. Update declarations.
9882 (Sized_relobj::get_output_section_offset): New function.
9883 (Sized_relobj::do_output_section_offset): New function.
9884 (Sized_relobj::do_set_section_offset): New function.
9885 * object.cc (Relobj::output_section_address): Remove.
9886 (Sized_relobj::Sized_relobj): Initialize new fields.
9887 (Sized_relobj::include_section_group): Cast find_kept_object to
9888 Sized_relobj.
9889 (Sized_relobj::include_linkonce_section): Likewise.
9890 (Sized_relobj::do_layout): Use separate arrays for output section
9891 and output offset.
9892 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9893 output_sections.
9894 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9895 output_sections and section_offsets.
9896 (Sized_relobj::write_local_symbols): Likewise.
9897 (map_to_kept_section): Compute output address directly.
9898 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9899 output_sections and section_offsets.
9900 (Sized_relobj::write_sections): Likewise.
9901 (Sized_relobj::relocate_sections): Likewise.
9902 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9903 * output.h (class Output_reloc): Update declarations. Change
9904 u2_.relobj to Sized_relobj*.
9905 (class Output_data_reloc): Change add functions to use
9906 Sized_relobj*.
9907 * output.cc (Output_reloc::Output_reloc): Change relobj to
9908 Sized_relobj*.
9909 (Output_reloc::local_section_offset): Change return type to
9910 Elf_Addr. Use get_output_section_offset.
9911 (Output_reloc::get_address): Likewise.
9912 (Output_section::is_input_address_mapped): Don't call
9913 is_section_specially_mapped.
9914 (Output_section::output_offset): Likewise.
9915 (Output_section::output_address): Likewise.
9916 (Output_section::starting_output_address): Likewise.
9917 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9918 parameter to Sized_relobj*.
9919 (Copy_relocs::need_copy_reloc): Likewise.
9920 (Copy_relocs::save): Likewise.
9921 * copy-relocs.h (class Copy_relocs): Update declarations.
9922 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9923 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9924 * target-reloc.h (relocate_for_relocatable): Change
9925 offset_in_output_section type to Elf_Addr. Change code that uses
9926 it as well.
9927 * layout.cc (Layout::layout): Always set *off.
9928 * mapfile.cc (Mapfile::print_input_section): Use
9929 output_section_offset.
9930 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9931 Sized_relobj*.
9932 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9933 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9934 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9935
5cb66f97
ILT		 99362008-07-03 Ian Lance Taylor <iant@google.com>
9937
9938 * layout.cc (Layout::include_section): Do not discard unrecognized
9939 SHT_STRTAB sections.
9940
afe47622
CS		 99412008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9942
9943 * script.cc (Lex::can_continue_name): Make '?' allowable in
9944 version-script names.
9945 * testsuite/version_script.map: Change glob pattern to use '?'
9946
5adf9721
ILT		 99472008-06-30 Manish Singh <yosh@gimp.org>
9948
9949 PR 6585
9950 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9951 Correct typo.
9952
e6fde208
ILT		 99532008-06-30 Ian Lance Taylor <iant@google.com>
9954
9955 PR 6660
9956 PR 6682
9957 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9958 versions]: Don't try to read the value in the contents, since we
9959 don't use it. Use the template endianness when writing.
9960
3f2e6a2d
CC		 99612008-06-25 Cary Coutant <ccoutant@google.com>
9962
9963 * fileread.cc (File_read::make_view): Assert on zero-length view.
9964 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9965 symbol table when there are no symbols to read.
9966
c43d3a48
CS		 99672008-06-23 Craig Silverstein <csilvers@google.com>
9968
9969 * version.cc (version_string): Bump to 1.7
9970
5f494ea0
CS		 99712008-06-18 Craig Silverstein <csilvers@google.com>
9972
9973 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9974 constant 0xFFFF to type Valtype.
9975 (Powerpc_relocate_functions::rel16_ha): Likewise.
9976
c42e122e
ILT		 99772008-06-17 Ian Lance Taylor <iant@google.com>
9978
f34787f8
ILT		 9979 * output.h (Output_section::Input_section): Initialize p2align_ to
9980 zero for Output_section_data constructors.
9981 (Output_section::Input_section::addralign): If not an input
9982 section, return the alignment of the Output_section_data.
9983 * testsuite/copy_test.cc: New file.
9984 * testsuite/copy_test_1.cc: New file.
9985 * testsuite/copy_test_2.cc: New file.
9986 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9987 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9988 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9989 (copy_test_1_pic.o, copy_test_1.so): New targets.
9990 (copy_test_2_pic.o, copy_test_2.so): New targets.
9991 * testsuite/Makefile.in: Rebuild.
9992
c42e122e
ILT		 9993 * script-sections.cc (Script_sections::place_orphan): Initialize
9994 local variable exact.
9995
ce3ac18a
DE		 99962008-06-13 David Edelsohn <edelsohn@gnu.org>
9997
9998 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9999
42cacb20
DE		 100002008-06-12 David Edelsohn <edelsohn@gnu.org>
10001 David S. Miller <davem@davemloft.net>
10002
10003 * powerpc.cc: New file.
10004 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10005 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10006 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10007 * Makefile.in: Rebuild.
10008
7b308235
ILT		 100092008-06-09 Ian Lance Taylor <iant@google.com>
10010
10011 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10012 <exception>.
10013 (throwing, orig_terminate): New static variables.
10014 (terminate_handler): New static function.
10015 (t2): Set terminate handler.
10016
f0b886e3
ILT		 100172008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10018
10019 PR 6584
cd536b21 10020 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10021 alignment.
10022
3e90f135
CC		 100232008-05-30 Cary Coutant <ccoutant@google.com>
10024
10025 * archive.cc (Archive::include_all_members) Correct to step
10026 over symbol table and extended name table in thin archives.
10027
e09ad04a
ILT		 100282008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10029
10030 PR 6407
10031 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10032 calculation.
10033
62b01cb5
ILT		 100342008-05-28 Caleb Howe <cshowe@google.com>
10035
10036 * reduced_debug_output.cc: New file.
10037 * reduced_debug_output.h: New file.
92de84a6 10038 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10039 * options.cc (General_options::finalize): Add strip_debug_non_line
10040 to the strip heirarchy.
10041 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10042 fields.
10043 * layout.cc: Include "reduced_debug_output.h".
10044 (Layout::Layout): Initialize new fields.
10045 (line_only_debug_sections): New static array.
10046 (is_lines_only_debug_sections): New static inline function.
10047 (Layout::include_section): Handle --strip-debug-non-line.
10048 (Layout::make_output_section): If --strip-debug-non-line, build
10049 new output sections for .debug_abbrev and .debug_info.
10050 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10051 gold. Warn about possible overflow.
10052 (read_signed_LEB_128): Likewise.
10053 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10054 (read_signed_LEB_128): Declare.
10055 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10056 (HFILES): Add reduced_debug_output.h.
10057 * Makefile.in: Rebuild.
10058
7d9e3d98
ILT		 100592008-05-21 Ian Lance Taylor <iant@google.com>
10060
10061 * mapfile.cc: New file.
10062 * mapfile.h: New file.
10063 * options.h (class General_options): Add -M/--print-map and -Map.
10064 * options.cc (General_options::finalize): Make -M equivalent to
10065 -Map -.
10066 * main.cc: Include <cstdio> and "mapfile.h".
10067 (main): Open mapfile if requested.
10068 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10069 constructor. Change caller.
10070 (queue_initial_tasks): Add mapfile parameter. Change caller.
10071 (queue_middle_tasks): Likewise.
10072 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10073 declarations.
10074 * archive.cc: Include "mapfile.h".
10075 (Archive::add_symbols): Add mapfile parameter. Change all
10076 callers. Pass mapfile, symbol, and reason to include_member.
10077 (Archive::include_all_members): Add mapfile parameter. Change all
10078 callers.
10079 (Archive::include_member): Add mapfile, sym, and why parameters.
10080 Change all callers. Report inclusion to map file.
10081 * archive.h: Include "fileread.h".
10082 (class Archive): Update declarations.
10083 (Archive::file): New const method.
10084 (class Add_archive_symbols): Add mapfile_ field. Update
10085 constructor. Change all callers.
10086 * readsyms.h (class Read_symbols): Likewise.
10087 (class Finish_group): Likewise.
10088 (class Read_script): Likewise.
10089 * common.cc: Include "mapfile.h".
10090 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10091 all callers.
10092 (Symbol_table::do_allocate_commons): Likewise.
10093 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10094 symbol allocation to mapfile.
10095 * common.h (class Allocate_commons_task): Add mapfile_ field.
10096 Update constructor. Change all callers.
10097 * symtab.h (class Symbol_table): Update declarations.
10098 * layout.cc: Include "mapfile.h".
10099 (Layout_task_runner::run): Print information to mapfile.
10100 (Layout::create_gold_note): Change Output_data_fixed_space to
10101 Output_data_zero_fill.
10102 (Layout::create_build_id): Likewise.
10103 (Layout::print_to_mapfile): New function.
10104 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10105 constructor. Change caller.
10106 (class Layout): Declare print_to_mapfile.
10107 * output.cc (Output_section::Input_section::print_to_mapfile): New
10108 function.
10109 (Output_section::add_input_section): If producing a map, always
10110 add to input_sections_ list.
10111 (Output_section::do_print_to_mapfile): New function.
10112 (Output_segment::print_sections_to_mapfile): New function.
10113 (Output_segment::print_section_list_to_mapfile): New function.
10114 * output.h: Include "mapfile.h".
10115 (Output_data::print_to_mapfile): New function.
10116 (Output_data::do_print_to_mapfile): New virtual function.
10117 (Output_segment_headers::do_print_to_mapfile): New function.
10118 (Output_file_header::do_print_to_mapfile): New function.
10119 (Output_data_const::do_print_to_mapfile): New function.
10120 (class Output_data_const_buffer): Add map_name_ field. Update
10121 constructor. Change all callers. Add do_print_to_mapfile
10122 function.
10123 (class Output_data_fixed_space): Likewise.
10124 (class Output_data_space): Likewise.
10125 (class Output_data_zero_fill): New class.
10126 (Output_data_strtab::do_print_to_mapfile): New function.
10127 (Output_data_reloc_base::do_print_to_mapfile): New function.
10128 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10129 (Output_data_group::do_print_to_mapfile): New function.
10130 (Output_data_got::do_print_to_mapfile): New function.
10131 (Output_data_dynamic::do_print_to_mapfile): New function.
10132 (Output_symtab_xindex::do_print_to_mapfile): New function.
10133 (class Output_section): Declare do_print_to_mapflie. Declare
10134 print_to_mapfile in Input_section.
10135 (class Output_segment): Declare new functions.
10136 * object.h (Sized_relobj::symbol_count): New function.
10137 * script-sections.cc
10138 (Output_section_element_dot_assignment::set_section_addresses):
10139 Change Output_data_fixed_space to Output_data_zero_fill.
10140 (Output_data_expression::do_print_to_mapfile): New function.
10141 * script.cc (read_input_script): Add mapfile parameter. Change
10142 all callers.
10143 * script.h (read_input_script): Update declaration.
10144 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10145 (Eh_frame::do_print_to_mapfile): New function.
10146 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10147 (Output_merge_string::do_print_to_mapfile): New function.
10148 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10149 function.
10150 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10151 function.
10152 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10153 function.
10154 * Makefile.am (CCFILES): Add mapfile.cc.
10155 (HFILES): Add mapfile.h.
10156 * Makefile.in: Rebuild.
10157
9f1d377b
ILT		 101582008-05-19 Ian Lance Taylor <iant@google.com>
10159
10160 * options.h (class General_options): Add -z relro.
10161 * layout.cc (Layout::Layout): Initialize relro_segment_.
10162 (Layout::add_output_section_data): Return the output section.
10163 (Layout::make_output_section): Rcognize relro sections and mark
10164 them appropriately.
10165 (Layout::attach_allocated_section_to_segment): Put relro sections
10166 in a PT_GNU_RELRO segment.
10167 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10168 section as relro.
10169 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10170 PT_TLS segments.
10171 (Layout::linkonce_mapping): Map d.rel.ro.local to
10172 .data.rel.ro.local.
10173 (Layout::output_section_name): Us .data.rel.ro.local for any
10174 section which begins with that.
10175 * layout.h (class Layout): Update add_output_section_data
10176 declaration. Add relro_segment_ field.
10177 * output.cc (Output_section::Output_section): Initialize is_relro_
10178 and is_relro_local_ fields.
10179 (Output_segment::add_output_section): Group relro sections.
10180 (Output_segment::is_first_section_relro): New function.
10181 (Output_segment::maximum_alignment): If there is a relro section,
10182 align the segment to the common page size.
10183 (Output_segment::set_section_addresses): Track whether we are
10184 looking at relro sections. If the last section is a relro
10185 section, align to the common page size.
10186 (Output_segment::set_section_list_addresses): Add in_relro
10187 parameter. Change all callers. Align to the page size when
10188 moving from relro to non-relro section.
10189 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10190 segment.
10191 * output.h (class Output_section): Add is_relro_ and
10192 is_relro_local_ fields.
10193 (Output_section::is_relro): New function.
10194 (Output_section::set_is_relro): New function.
10195 (Output_section::is_relro_local): New function.
10196 (Output_section::set_is_relro_local): New function.
10197 (class Output_segment): Update declarations.
10198 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10199 * sparc.cc (Target_sparc::got_section): Likewise.
10200 * x86_64.cc (Target_x86_64::got_section): Likewise.
10201 * testsuite/relro_test_main.cc: New file.
10202 * testsuite/relro_test.cc: New file.
10203 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10204 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10205 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10206 (relro_test.so, relro_test_pic.o): New targets.
10207 * testsuite/Makefile.in: Rebuild.
10208
a984ee1d
ILT		 102092008-05-16 Ian Lance Taylor <iant@google.com>
10210
01676dcd
ILT		 10211 * output.cc (Output_segment::add_output_section): Remove front
10212 parameter.
10213 * output.h (class Output_segment): Remove
10214 add_initial_output_section and overloaded add_output_section.
10215 Update declaration of remaining add_output_section.
10216 * layout.cc (Layout::create_interp): Call add_output_section
10217 rather than add_initial_output_section.
10218 (Layout::finish_dynamic_section): Likewise.
10219
497897f9
ILT		 10220 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10221 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10222 know the dynamic type.
10223 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10224 field. Initialize it in constructor.
10225 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10226 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10227 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10228 reloc.
10229
a984ee1d
ILT		 10230 * output.cc (Output_reloc::get_address): Change return type to
10231 Elf_Addr.
10232 * output.h (class Output_reloc): Update get_address declaration.
10233 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10234 for section addresses.
10235
55ba0940
ILT		 102362008-05-09 Ian Lance Taylor <iant@google.com>
10237
10238 PR 6493
10239 * gold.cc (gold_nomem): Use return value of write.
10240
75517b77
ILT		 102412008-05-08 Ian Lance Taylor <iant@google.com>
10242
10243 * symtab.c (Symbol::init_base_output_data): Add version
10244 parameter. Change all callers.
10245 (Symbol::init_base_output_segment): Likewise.
10246 (Symbol::init_base_constant): Likewise.
10247 (Symbol::init_base_undefined): Likewise.
10248 (Sized_symbol::init_output_data): Likewise.
10249 (Sized_symbol::init_output_segment): Likewise.
10250 (Sized_symbol::init_constant): Likewise.
10251 (Sized_symbol::init_undefined): Likewise.
10252 (Symbol_table::do_define_in_output_data): If the new symbol has a
10253 version, mark it as the default.
10254 (Symbol_table::do_define_in_output_segment): Likewise.
10255 (Symbol_table::do_define_as_constant): Likewise.
10256 * symtab.h (class Symbol): Update declarations.
10257 (class Sized_symbol): Likewise.
10258 * resolve.cc (Symbol::override_version): New function.
c42e122e 10259 (Symbol::override_base): Call override_version.
75517b77
ILT		 10260 (Symbol::override_base_with_special): Likewise.
10261 * testsuite/ver_script_8.script: New file.
10262 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10263 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10264 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10265 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10266
f1f70eae
ILT		 102672008-05-06 Ian Lance Taylor <iant@google.com>
10268
f3e9c5c5
ILT		 10269 PR 6049
10270 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10271 functions.
10272 (class General_options): Remove existing --undefined, and add
10273 --no-undefined instead. Add new --undefined as synonym for -u.
10274 * archive.cc (Archive::add_symbols): Check whether symbol was
10275 named with -u.
10276 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10277 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10278 all uses. Add IS_UNDEFINED. Update declarations to split
10279 different versions of init_base. Declare init_base_undefined.
10280 (Symbol::is_defined): Handle IS_UNDEFINED.
10281 (Symbol::is_undefined): Likewise.
10282 (Symbol::is_weak_undefined): Call is_undefined.
10283 (Symbol::is_absolute): Handle IS_CONSTANT.
10284 (class Sized_symbol): Update declarations to split different
10285 versions of init. Declare init_undefined.
10286 (class Symbol_table): Declare new functions.
10287 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10288 Change all callers.
10289 (Symbol::init_base_output_data): Likewise.
10290 (Symbol::init_base_output_segment): Likewise.
10291 (Symbol::init_base_constant): Likewise.
10292 (Symbol::init_base_undefined): New function.
10293 (Sized_symbol::init_object): Rename from init. Change all
10294 callers.
10295 (Sized_symbol::init_output_data): Likewise.
10296 (Sized_symbol::init_output_segment): Likewise.
10297 (Sized_symbol::init_constant): Likewise.
10298 (Sized_symbol::init_undefined): New function.
10299 (Symbol_table::add_undefined_symbols_from_command_line): New
10300 function.
10301 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10302 function.
10303 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10304 (Symbol::output_section): Likewise.
10305 (Symbol::set_output_section): Likewise.
10306 (Symbol_table::sized_finalize_symbol): Likewise.
10307 (Symbol_table::sized_write_globals): Likewise.
10308 * resolve.cc (Symbol_table::should_override): Likewise.
10309 (Symbol::override_base_with_special): Likewise.
10310
8bdcdf2c
ILT		 10311 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10312 symbol, change it to have default visibility.
10313 * testsuite/protected_1.cc: New file.
10314 * testsuite/protected_2.cc: New file.
10315 * testsuite/protected_3.cc: New file.
10316 * testsuite/protected_main_1.cc: New file.
10317 * testsuite/protected_main_2.cc: New file.
10318 * testsuite/protected_main_3.cc: New file.
10319 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10320 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10321 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10322 (protected_1.so): New target.
10323 (protected_1_pic.o, protected_2_pic.o): New targets.
10324 (protected_3_pic.o): New target.
10325 (check_PROGRAMS): Add protected_2.
10326 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10327 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10328 * testsuite/Makefile.in: Rebuild.
10329
2b706932
ILT		 10330 * options.h (DEFINE_var): Add set_user_set_##varname__.
10331 (DEFINE_bool_alias): New macro.
10332 (class General_options): Define -Bstatic using DEFINE_bool_alias
10333 rather than DEFINE_special. Add --undefined as an alias for -z
10334 defs.
10335 * options.cc (General_options::parse_Bstatic): Remove.
10336
d82a5bcc
ILT		 10337 * options.h (class General_options): Add --fatal-warnings.
10338 * main.cc (main): Implement --fatal-warnings.
10339 * errors.h (Errors::warning_count): New function.
10340
f1f70eae
ILT		 10341 * options.h (class General_options): Add -Bsymbolic-functions.
10342 * symtab.h (Symbol::is_preemptible): Check for
10343 -Bsymbolic-functions.
10344
8825ac63
ILT		 103452008-05-05 Ian Lance Taylor <iant@google.com>
10346
d98bc257
ILT		 10347 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10348 as noVARNAME rather than no-VARNAME.
10349 (class General_options): Add option -z combreloc.
10350 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10351 get_address.
10352 (Output_reloc::sort_before) [SHT_REL]: New function.
10353 (Output_reloc::sort_before) [SHT_RELA]: New function.
10354 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10355 Sort_relocs_comparison.
10356 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10357 parameter. Change all callers.
10358 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10359 sort_relocs parameter. Change all callers.
10360 * output.cc (Output_reloc::get_address): New function, broken out
10361 of write_rel.
10362 (Output_reloc::write_rel): Call it.
10363 (Output_reloc::compare): New function.
10364 (Output_data_reloc_base::do_write): Optionally sort relocs.
10365
60b2b4e7
ILT		 10366 * configure.ac: If targ_extra_obj is set, link it in.
10367 * configure.tgt: Initialize all variables.
10368 (x86_64*): Set targ_extra_obj and targ_extra_size.
10369 * configure: Rebuild.
10370
8825ac63
ILT		 10371 * object.cc (Sized_relobj::include_section_group): Adjust section
10372 indexes read from group data. Build vector to pass to
10373 layout_group.
10374 * layout.cc (Layout::layout_group): Add flags and shndxes
10375 parameters. Remove contents parameter. Change caller. Update
10376 explicit instantiations.
10377 * layout.h (class Layout): Update layout_group declaration.
10378 * output.cc (Output_data_group::Output_data_group): Add flags and
10379 input_shndxes parameters. Remove contents parameter. Change
10380 caller.
10381 (Output_data_group::do_write): Change input_sections_ to
10382 input_shndxes_.
10383 * output.h (class Output_data_group): Update constructor
10384 declaration. Rename input_sections_ to input_shndxes_.
10385 * testsuite/many_sections_test.cc: Add template.
10386
e94cf127
CC		 103872008-04-30 Cary Coutant <ccoutant@google.com>
10388
4418b2d5
CC		 10389 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10390
e94cf127
CC		 10391 * layout.cc (Layout::include_section): Refactored check for debug
10392 info section.
10393 (Layout::add_comdat): Add new parameters. Change type
10394 of signature parameter. Add object and shndx to signatures table.
10395 (Layout::find_kept_object): New function.
10396 * layout.h: Include <cstring>.
10397 (Layout::is_debug_info_section): New function.
10398 (Layout::add_comdat): Add new parameters.
10399 (Layout::find_kept_object): New function.
10400 (Layout::Kept_section): New struct.
10401 (Layout::Signatures): Change type of map range.
10402 * object.cc (Relobj::output_section_address): New function.
10403 (Sized_relobj::include_section_group): Add new parameters. Change
10404 calls to Layout::add_comdat. Change to build table of kept comdat
10405 groups and table mapping discarded sections to kept sections.
10406 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10407 (Sized_relobj::do_layout): Change calls to include_section_group and
10408 include_linkonce_section.
10409 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10410 value to zero when section is discarded.
10411 (Sized_relobj::map_to_kept_section): New function.
10412 * object.h (Relobj::output_section_address): New function.
10413 (Relobj::Comdat_group): New type.
10414 (Relobj::find_comdat_group): New function.
10415 (Relobj::Comdat_group_table): New type.
10416 (Relobj::Kept_comdat_section): New type.
10417 (Relobj::Kept_comdat_section_table): New type.
10418 (Relobj::add_comdat_group): New function.
10419 (Relobj::set_kept_comdat_section): New function.
10420 (Relobj::get_kept_comdat_section): New function.
10421 (Relobj::comdat_groups_): New field.
10422 (Relobj::kept_comdat_sections_): New field.
10423 (Symbol_value::input_value): Update comment.
10424 (Sized_relobj::map_to_kept_section) New function.
10425 (Sized_relobj::include_linkonce_section): Add new parameter.
10426 * target-reloc.h (Comdat_behavior): New type.
10427 (get_comdat_behavior): New function.
10428 (relocate_section): Add code to map a discarded section to the
10429 corresponding kept section when applying a relocation.
10430
e4e5049b
CS		 104312008-04-30 Craig Silverstein <csilvers@google.com>
10432
10433 * dwarf_reader.cc (next_generation_count): New static var.
10434 (Addr2line_cache_entry): New struct.
10435 (addr2line_cache): New static var.
10436 (Dwarf_line_info::one_addr2line): Added caching.
10437 (Dwarf_line_info::clear_addr2line_cache): New function.
10438 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10439 cache-size parameter.
10440 (Dwarf_line_info::one_addr2line_cache): New function.
10441 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10442 new cache-size argument to one_addr2line(), and clear cache.
10443
d09e9154
CC		 104442008-04-28 Cary Coutant <ccoutant@google.com>
10445
10446 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10447 R_386_PC8 relocations.
10448
7ef73768
ILT		 104492008-04-23 Ian Lance Taylor <iant@google.com>
10450
55438702
ILT		 10451 * object.cc (Sized_relobj::include_section_group): Check for
10452 invalid section group.
10453
c165fb93
ILT		 10454 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10455 header size.
10456
7ef73768
ILT		 10457 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10458 than read for file header.
10459 * archive.cc (Archive::include_member): Likewise.
10460
6194aaab
L		 104612008-04-23 Paolo Bonzini <bonzini@gnu.org>
10462
10463 * aclocal.m4: Regenerate.
10464 * configure: Regenerate.
10465
d491d34e
ILT		 104662008-04-19 Ian Lance Taylor <iant@google.com>
10467
5ea2bac6
ILT		 10468 * version.cc (version_string): Bump to 1.6.
10469
7bc3e21a
ILT		 10470 * testsuite/Makefile.am (many_sections_r_test): New target.
10471 (many_sections_r_test_SOURCES): Remove.
10472 (many_sections_r_test_DEPENDENCIES): Remove.
10473 (many_sections_r_test_LDFLAGS): Remove.
10474 (many_sections_r_test_LDADD): Remove.
10475
7fcd3aa9
ILT		 10476 * object.cc (Sized_relobj::do_add_symbols): Always pass
10477 local_symbol_count_ to add_from_relobj.
10478
4c94d6ae
ILT		 10479 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10480 every thousand variables.
10481 * testsuite/Makefile.in: Rebuild.
10482
d491d34e
ILT		 10483 * object.cc (Xindex::initialize_symtab_xindex): New function.
10484 (Xindex::read_symtab_xindex): New function.
10485 (Xindex::sym_xindex_to_shndx): New function.
10486 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10487 available.
10488 (Sized_relobj::do_initialize_xindex): New function.
10489 (Sized_relobj::do_read_symbols): Adjust section links.
10490 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10491 parameter. Change all callers.
10492 (Sized_relobj::include_section_group): Adjust section links and
10493 symbol section indexes.
10494 (Sized_relobj::do_layout): Adjust section links.
10495 (Sized_relobj::do_count_local_symbols): Adjust section links and
10496 symbol section indexes.
10497 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10498 ordinary and special symbols.
10499 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10500 dynsym_xindex parameters. Change all callers. Adjust section
10501 links. Use SHN_XINDEX when needed.
10502 (Sized_relobj::get_symbol_location_info): Adjust section links.
10503 Don't get fooled by special symbols.
10504 * object.h (class Xindex): Define.
10505 (class Object): Add xindex_ parameter. Declare virtual functoin
10506 do_initialize_xindex.
10507 (Object::adjust_sym_shndx): New function.
10508 (Object::set_xindex): New protected function.
10509 (class Symbol_value): Add is_ordinary_shndx_ field.
10510 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10511 (Symbol_value::value): Assert ordinary section.
10512 (Symbol_value::initialize_input_to_output_map): Likewise.
10513 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10514 Change all callers.
10515 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10516 all callers.
10517 (class Sized_relobj): Update declarations.
10518 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10519 parameter. Change all callers.
10520 (Sized_relobj::adjust_shndx): New function.
10521 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10522 field.
10523 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10524 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10525 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10526 (Sized_dynobj::read_dynsym_section): Adjust section links.
10527 (Sized_dynobj::read_dynamic): Likewise.
10528 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10529 section links.
10530 (Sized_dynobj::do_initialize_xindex): New function.
10531 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10532 do_initialize_xindex.
10533 (Sized_dynobj::adjust_shndx): New function.
10534 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10535 dynsym_xindex_ fields.
10536 (Layout::finalize): Add a call to set_section_indexes before
10537 creating the symtab sections.
10538 (Layout::set_section_indexes): Don't do anything if the section
10539 already has a section index.
10540 (Layout::create_symtab_sections): Add shnum parameter. Change
10541 caller. Create .symtab_shndx section if needed.
10542 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10543 caller.
10544 (Layout::allocated_output_section_count): New function.
10545 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10546 needed.
10547 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10548 fields. Update declarations.
10549 (Layout::symtab_xindex): New function.
10550 (Layout::dynsym_xindex): New function.
10551 (class Write_symbols_task): Add layout_ field.
10552 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10553 Change caller.
10554 * output.cc (Output_section_headers::Output_section_headers): Add
10555 shstrtab_section parameter. Change all callers.
10556 (Output_section_headers::do_sized_write): Store overflow values
10557 for section count and section string table section index in
10558 section header zero.
10559 (Output_file_header::do_sized_write): Check for overflow of
10560 section count and section string table section index.
10561 (Output_symtab_xindex::do_write): New function.
10562 (Output_symtab_xindex::endian_do_write): New function.
10563 * output.h (class Output_section_headers): Add shstrtab_section_.
10564 Update declarations.
10565 (class Output_symtab_xindex): Define.
10566 (Output_section::has_out_shndx): New function.
10567 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10568 field.
10569 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10570 Change all callers.
10571 (Sized_symbol::init): Likewise.
10572 (Symbol::output_section): Check for ordinary symbol.
10573 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10574 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10575 callers.
10576 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10577 Change all callers. Simplify handling of symbols from sections
10578 not included in the link.
10579 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10580 distinction.
10581 (Weak_alias_sorter::operator()): Assert that symbols are
10582 ordinary.
10583 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10584 distinction.
10585 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10586 parameters. Change all callers.
10587 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10588 symbol distinction. Use SHN_XINDEX when needed.
10589 (Symbol_table::write_section_symbol): Add symtab_xindex
10590 parameter. Change all callers.
10591 (Symbol_table::sized_write_section_symbol): Likewise. Use
10592 SHN_XINDEX when needed.
10593 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10594 declarations.
10595 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10596 (Symbol::is_defined): Check is_ordinary.
10597 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10598 (Symbol::is_absolute, Symbol::is_common): Likewise.
10599 (class Sized_symbol): Update declarations.
10600 (class Symbol_table): Update declarations.
10601 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10602 parameters. Change all callers.
10603 (Sized_symbol::override): Likewise.
10604 (Symbol_table::override): Likewise.
10605 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10606 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10607 is_ordinary, and orig_st_shndx parameters. Change all callers.
10608 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10609 to be in an ordinary section.
10610 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10611 object and is_ordinary parameters. Change all callers.
10612 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10613 Change all callers. Don't add undefined or non-ordinary symbols
10614 to reloc_map_.
10615 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10616 Change all callers.
10617 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10618 declarations.
10619 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10620 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10621 (Sized_relobj::relocate_sections): Likewise.
10622 * target-reloc.h (scan_relocs): Adjust section symbol index.
10623 (scan_relocatable_relocs): Likewise.
10624 * i386.cc (Scan::local): Check for ordinary symbols.
10625 * sparc.cc (Scan::local): Likewise.
10626 * x86_64.cc (Scan::local): Likewise.
10627 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10628 to symbol_section_and_value.
10629 * testsuite/many_sections_test.cc: New file.
10630 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10631 (check_PROGRAMS): Add many_sections_test.
10632 (many_sections_test_SOURCES): Define.
10633 (many_sections_test_DEPENDENCIES): Define.
10634 (many_sections_test_LDFLAGS): Define.
10635 (BUILT_SOURCES): Add many_sections_define.h.
10636 (many_sections_define.h): New target.
10637 (BUILT_SOURCES): Add many_sections_check.h.
10638 (many_sections_check.h): New target.
10639 (check_PROGRAMS): Add many_sections_r_test.
10640 (many_sections_r_test_SOURCES): Define.
10641 (many_sections_r_test_DEPENDENCIES): Define.
10642 (many_sections_r_test_LDFLAGS): Define.
10643 (many_sections_r_test_LDADD): Define.
10644 (many_sections_r_test.o): New target.
10645 * testsuite/Makefile.in: Rebuild.
10646
c5818ff1
CC		 106472008-04-17 Cary Coutant <ccoutant@google.com>
10648
10649 * errors.cc (Errors::info): New function.
10650 (gold_info): New function.
10651 * errors.h (Errors::info): New function.
10652 * gold.h (gold_info): New function.
10653 * object.cc (Input_objects::add_object): Print trace output.
10654 * options.cc (options::parse_set): New function.
10655 (General_options::parse_wrap): Deleted.
10656 (General_options::General_options): Deleted initializer.
10657 * options.h (options::String_set): New typedef.
10658 (options::parse_set): New function.
10659 (DEFINE_set): New macro.
10660 (General_options::wrap): Changed to use DEFINE_set. Changed
10661 callers of any_wrap_symbols and is_wrap_symbol.
10662 (General_options::trace, General_options::trace_symbol):
10663 New options.
10664 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10665 (General_options::wrap_symbols_): Deleted.
10666 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10667
b5be4a7c
DM		 106682008-04-17 David S. Miller <davem@davemloft.net>
10669
10670 * options.cc (General_options::parse_V): New function.
10671 * options.h: Add entries for -V and -Qy.
10672
155a0dd7
ILT		 106732008-04-17 Ian Lance Taylor <iant@google.com>
10674
10675 * common.cc (Symbol_table::allocate_commons): Remove options
10676 parameter. Change caller.
10677 (Symbol_table::do_allocate_commons): Remove options parameter.
10678 Change caller. Just call do_allocate_commons_list twice.
10679 (Symbol_table::do_allocate_commons_list): New function, broken out
10680 of do_allocate_commons.
10681 * common.h (class Allocate_commons_task): Remove options_ field.
10682 Update constructor.
10683 * symtab.cc (Symbol_table::Symbol_table): Initialize
10684 tls_commons_.
10685 (Symbol_table::add_from_object): Put TLS common symbols on
10686 tls_commons_ list.
10687 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10688 which are IN_OUTPUT_DATA.
10689 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10690 allocate_commons and do_allocate_commons declarations. Declare
10691 do_allocate_commons_list.
10692 * gold.cc (queue_middle_tasks): Update creation of
10693 Allocate_commons_task to not pass options.
10694 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10695 (TLS_TEST_C_FLAGS): New variable.
10696 (tls_test_c_pic.o): New target.
10697 (tls_test_shared.so): Link in tls_test_c_pic.o.
10698 (tls_test_c_pic_ie.o): New target.
10699 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10700 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10701 (tls_test_c.o): New target.
10702 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10703 (tls_pic_test_LDADD): Likewise.
10704 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10705 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10706 (tls_test_c_gnu2.o): New target.
10707 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10708 tls_test_c_gnu2.o.
10709 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10710 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10711 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10712 * testsuite/tls_test.cc: Include "config.h".
10713 (t_last): Call t11_last.
10714 * testsuite/tls_test.h (t11, t11_last): Declare.
10715 * testsuite/tls_test_c.c: New file.
10716 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10717 * configure.ac: Check for OpenMP support.
10718 * configure, config.in, Makefile.in: Rebuild.
10719 * testsuite/Makefile.in: Rebuild.
10720
edfbb029
CC		 107212008-04-16 Cary Coutant <ccoutant@google.com>
10722
10723 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10724 (Target_i386::tls_base_symbol_defined_): New field.
10725 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10726 (Target_i386::Scan::global): Likewise.
10727 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10728 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10729 (Target_x86_64::tls_base_symbol_defined_): New field.
10730 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10731 (Target_x86_64::Scan::global): Likewise.
10732
f3c69fca
CC		 107332008-04-16 Cary Coutant <ccoutant@google.com>
10734
10735 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10736 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10737 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10738 building shared libraries.
10739 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10740 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10741 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10742 * testsuite/Makefile.in: Rebuild.
10743 * testsuite/weak_undef.h: New file.
10744 * testsuite/weak_undef_file1.cc: Add extra test cases.
10745 * testsuite/weak_undef_file2.cc: Likewise.
10746 * testsuite/weak_undef_test.cc: Likewise.
10747
7c414435
DM		 107482008-04-16 David S. Miller <davem@davemloft.net>
10749
32b769e1
DM		 10750 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10751 Add issued_non_pic_error_ field. Declare check_non_pic.
10752 (Target_sparc::Scan::check_non_pic): New function.
10753 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10754 (Target_sparc::Scan::global): Likewise.
10755
11936fb1
DM		 10756 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10757 * configure: Rebuild.
10758
7c414435
DM		 10759 * options.h (DEFINE_enable): New macro.
10760 (new_dtags): New enable option.
10761 (initfirst, interpose, loadfltr, nodefaultlib,
10762 nodelete, nodlopen, nodump): New -z options.
10763 * layout.cc (Layout:finish_dynamic_section): If new
10764 dtags enabled, emit DT_RUNPATH. Also, emit a
10765 DT_FLAGS_1 containing any specified -z flags.
10766
85c7bf8b
ILT		 107672008-04-16 Ian Lance Taylor <iant@google.com>
10768
12c0daef
ILT		 10769 * copy-relocs.cc: New file.
10770 * copy-relocs.h: New file.
10771 * reloc.cc: Remove Copy_relocs code.
10772 * reloc.h: Likewise.
10773 * reloc-types.h (struct Reloc_types) [both versions]: Add
10774 get_reloc_addend_noerror.
10775 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10776 variants of add_global which take an addend which must be zero.
10777 * i386.cc: Include "copy-relocs.h".
10778 (class Target_i386): Change type of copy_relocs_ to variable,
10779 update initializer.
10780 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10781 Change all callers.
10782 (Target_i386::do_finalize_sections): Change handling of
10783 copy_relocs_.
10784 * sparc.cc: Include "copy-relocs.h".
10785 (class Target_sparc): Change type of copy_relocs_ to variable,
10786 update initializer.
10787 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10788 Change all callers.
10789 (Target_sparc::do_finalize_sections): Change handling of
10790 copy_relocs_.
10791 * x86_64.cc: Include "copy-relocs.h".
10792 (class Target_x86_64): Change type of copy_relocs_ to variable,
10793 update initializer.
10794 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10795 class. Change all callers.
10796 (Target_x86_64::do_finalize_sections): Change handling of
10797 copy_relocs_.
10798 * Makefile.am (CCFILES): Add copy-relocs.cc.
10799 (HFILES): Add copy-relocs.h.
10800
4f4995b6
ILT		 10801 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10802
85c7bf8b
ILT		 10803 * testsuite/script_test_4.sh: Permit leading zeroes.
10804
4f2a9edd
ILT		 108052008-04-15 Ian Lance Taylor <iant@google.com>
10806
e6188289
ILT		 10807 * script-sections.cc (Script_sections::create_segments): Use
10808 header_size_adjustment even when there is enough room for the
10809 headers.
10810 * testsuite/script_test_4.sh: New file.
10811 * testsuite/script_test_4.t: New file.
10812 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10813 (check_DATA): Add script_test_4.stdout.
10814 (MOSTLYCLEANFILES): Likewise.
10815 (script_test_4): New target.
10816 (script_test_4.stdout): New target.
10817 * testsuite/Makefile.in: Rebuild.
10818
4f2a9edd
ILT		 10819 * sparc.cc: Add definitions for Output_data_plt_sparc class
10820 constants.
10821
f5314dd5
DM		 108222008-04-14 David S. Miller <davem@davemloft.net>
10823
10824 * sparc.cc: New file.
10825 * Makefile.am (TARGETSOURCES): Add sparc.cc
10826 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10827 * configure.tgt: Document targ_extra_size and
10828 targ_extra_big_endian. Add entries for sparc-* and
10829 sparc64-*.
10830 * configure.ac: Handle targ_extra_size and
10831 targ_extra_big_endian.
10832 * Makefile.in: Rebuild.
10833 * configure: Likewise.
10834 * po/POTFILES.in: Likewise.
10835 * po/gold.pot: Likewise.
10836
154e0e9a
ILT		 108372008-04-14 Ian Lance Taylor <iant@google.com>
10838
10839 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10840 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10841 in the name/type/flags to section mapping. Don't call
10842 allocate_output_section.
10843 (Layout::choose_output_section): Change parameter from adjust_name
10844 to is_input_section. Don't permit input sections after sections
10845 are attached to segments. Don't call allocate_output_section.
10846 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10847 not write_enable_output_section.
10848 (Layout::make_output_section): Don't push to
10849 unattached_section_list_ nor call attach_to_segment. Call
10850 attach_section_to_segment if sections are attached.
10851 (Layout::attach_sections_to_segments): New function.
10852 (Layout::attach_section_to_segment): New function.
10853 (Layout::attach_allocated_section_to_segment): Rename from
10854 attach_to_segment. Remove flags parameter.
10855 (Layout::allocate_output_section): Remove function.
10856 (Layout::write_enable_output_section): Remove function.
10857 * layout.h (class Layout): Update for above changes. Add new
10858 field sections_are_attached_.
10859 * output.h (Output_section::update_flags_for_input_section): New
10860 function.
10861 * output.cc (Output_section::add_input_section): Call
10862 update_flags_for_input_section.
10863 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10864
009a67a2
CC		 108652008-04-11 Cary Coutant <ccoutant@google.com>
10866
10867 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10868 thought unnecessary.
10869 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10870
759b1a24
ILT		 108712008-04-11 Ian Lance Taylor <iant@google.com>
10872
10873 * output.h (class Output_section_data): Remove inline definition
10874 of set_addralign.
10875 * output.cc (Output_section_data::set_addralign): New function.
10876
c2b45e22
CC		 108772008-04-11 Cary Coutant <ccoutant@google.com>
10878
10879 Add support for TLS descriptors for i386 and x86_64.
10880 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10881 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10882 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10883 GOT_TYPE_TLS_DESC.
10884 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10885 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10886 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10887 relocations.
10888 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10889 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10890 Fix problem with initial-exec relocations.
10891 (Target_i386::Relocate::relocate_tls): Likewise.
10892 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10893 relaxation.
10894 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10895 support for section-plus-offset dynamic table entries.
10896 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10897 (Output_data_dynamic::Dynamic_entry): Add support for
10898 section-plus-offset dynamic table entries.
10899 (Output_data_dynamic::Classification): Likewise.
10900 (Output_data_dynamic::classification_): Renamed offset_.
10901 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10902 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10903 (Target_x86_64::make_plt_section): New function.
10904 (Target_x86_64::reserve_tlsdesc_entries): New function.
10905 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10906 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10907 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10908 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10909 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10910 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10911 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10912 add extra PLT entry for TLS descriptors.
10913 (Output_data_plt_x86_64::got_): New field.
10914 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10915 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10916 fields.
10917 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10918 descriptors.
10919 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10920 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10921 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10922 R_386_TLS_DESC_CALL relocations.
10923 (Target_x86_64::Scan::global): Likewise.
10924 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10925 for TLS descriptors.
10926 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10927 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10928 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10929 GD-to-IE relaxation.
10930 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10931 and TLS_DESCRIPTORS.
10932 * Makefile.in: Rebuild.
10933 * configure: Rebuild.
10934 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10935 (tls_test_shared2.so): New target.
10936 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10937 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10938 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10939 (tls_shared_gd_to_ie_test_LDADD): New variable.
10940 (tls_shared_gnu2_gd_to_ie_test): New target.
10941 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10942 New targets.
10943 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10944 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10945 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10946 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10947 (tls_shared_gnu2_test): New target.
10948 (tls_test_gnu2_shared.so): New target.
10949 (tls_shared_gnu2_test_SOURCES): New variable.
10950 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10951 (tls_shared_gnu2_test_LDFLAGS): New variable.
10952 (tls_shared_gnu2_test_LDADD): New variable.
10953 * testsuite/Makefile.in: Rebuild.
10954 * testsuite/Makefile.
10955
83bfb6b7
ILT		 109562008-04-11 Ian Lance Taylor <iant@google.com>
10957
10958 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10959 justsyms.t.
10960 * testsuite/Makefile.in: Rebuild.
10961
10962 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10963 long.
10964 * testsuite/script_test_2.cc (main): Adjust test.
10965
706e1f5e
ILT		 109662008-04-11 David S. Miller <davem@davemloft.net>
10967 Ian Lance Taylor <iant@google.com>
10968
10969 * options.h (General_options): Add entries for '-Y' and
10970 '-relax'.
10971 * options.cc (General_options:finalize): If -Y was used, add those
10972 entries to the library path instead of the default "/lib" and
10973 "/usr/lib".
10974
7c98e6bb
DM		 109752008-04-11 David S. Miller <davem@davemloft.net>
10976
10977 * testsuite/justsyms.t: Start at 0x100.
10978 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10979 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10980 long.
10981 * testsuite/script_test_2.cc: Adjust string and section length
10982 checks.
7c98e6bb 10983
99a37bfd
ILT		 109842008-04-09 Ian Lance Taylor <iant@google.com>
10985
2cefc357
ILT		 10986 PR gold/5996
10987 * script-sections.cc (Sections_element::allocate_to_segment): Add
10988 orphan parameter.
10989 (Output_section_definition::allocate_to_segment): Likewise.
10990 (Orphan_output_section::allocate_to_segment): Likewise.
10991 (Script_sections::attach_sections_using_phdrs_clause): Don't
10992 propagate non-PT_LOAD segments to orphan sections.
10993 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10994 readelf rather than objdump.
10995 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10996 .interp section and PT_INTERP segment are the same size.
10997 * testsuite/Makefile.in: Rebuild.
10998
99a37bfd
ILT		 10999 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11000 aliases for symbols defined in the same object.
11001 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11002 (weak_alias_test_SOURCES): New variable.
11003 (weak_alias_test_DEPENDENCIES): New variable.
11004 (weak_alias_test_LDFLAGS): New variable.
11005 (weak_alias_test_LDADD): New variable.
11006 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11007 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11008 (weak_alias_test_3.o): New target.
11009 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11010 * testsuite/weak_alias_test_main.cc: New file.
11011 * testsuite/weak_alias_test_1.cc: New file.
11012 * testsuite/weak_alias_test_2.cc: New file.
11013 * testsuite/weak_alias_test_3.cc: New file.
11014
780e49c5
ILT		 110152008-04-08 Ian Lance Taylor <iant@google.com>
11016
cdb0b8f5
ILT		 11017 * options.h (class General_options): Add --noinhibit-exec option.
11018 * main.cc (main): Check --noinhibit-exec.
11019
0864d551
ILT		 11020 * options.h (class General_options): Define --wrap as a special
11021 option. Add wrap_symbols_ field.
11022 (General_options::any_wrap_symbols): New function.
11023 (General_options::is_wrap_symbol): New function.
11024 * options.cc (General_options::parse_wrap): New function.
11025 (General_options::General_options): Initialize wrap_symbols_.
11026 * symtab.cc (Symbol_table::wrap_symbol): New function.
11027 (Symbol_table::add_from_object): Handle --wrap.
11028 * symtab.h (class Symbol_table): Declare wrap_symbol.
11029 * target.h (Target::wrap_char): New function.
11030 (Target::Target_info): Add wrap_char field.
11031 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11032 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11033 * testsuite/testfile.cc (Target_test::test_target_info):
11034 Likewise.
11035
789aa6de
ILT		 11036 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11037 there is one.
11038
2c38906f
ILT		 11039 * layout.h (class Layout): Add added_eh_frame_data_ field.
11040 * layout.cc (Layout::Layout): Initialize new field.
11041 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11042 output section until we find a section we merged successfully.
11043 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11044 that the size be non-zero.
11045
780e49c5
ILT		 11046 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11047 qualifier.
11048
7fcd0256
ILT		 110492008-04-08 Craig Silverstein <csilvers@google.com>
11050
11051 * configure.ac: Export new conditional variable HAVE_ZLIB.
11052 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11053 on HAVE_ZLIB.
11054 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11055 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11056
6835af53
ILT		 110572008-04-07 Ian Lance Taylor <iant@google.com>
11058
e24f324c
ILT		 11059 * version.cc (version_string): Set to "1.5".
11060
a036edd8
ILT		 11061 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11062 Add issued_non_pic_error_ field. Declare check_non_pic.
11063 (Target_x86_64::Scan::check_non_pic): New function.
11064 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11065 (Target_x86_64::Scan::global): Likewise.
11066
624f8810
ILT		 11067 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11068 addend parameter. Change caller. Handle merge sections.
11069 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11070 Address to Addend. Don't add in the result of
11071 local_section_offset, pass down the addend and use the returned
11072 value.
11073 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11074 Update declarations of local_section_offset and symbol_value.
11075 * testsuite/two_file_test_1.cc (t18): New function.
11076 * testsuite/two_file_test_2.cc (f18): New function.
11077 * testsuite/two_file_test_main.cc (main): Call t18.
11078 * testsuite/two_file_test.h (t18, f18): Declare.
11079
6835af53
ILT		 11080 * configure.ac: Don't test for objdump, c++filt, or readelf.
11081 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11082 conditionals.
11083 (TEST_READELF): New variable.
11084 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11085 (check_PROGRAMS): Add two_file_strip_test.
11086 (two_file_strip_test): New target.
11087 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11088 (two_file_same_shared_strip_test_SOURCES): New variable.
11089 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11090 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11091 (two_file_same_shared_strip_test_LDADD): New variable.
11092 (two_file_shared_strip.so): New target.
11093 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11094 (ver_test_5.syms, ver_test_7.syms): Likewise.
11095 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11096 (strip_test_3.stdout): Use TEST_OBJDUMP.
11097 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11098
86925eef
CC		 110992008-04-04 Cary Coutant <ccoutant@google.com>
11100
11101 * symtab.h (Symbol::is_weak_undefined): New function.
11102 (Symbol::is_strong_undefined): New function.
11103 (Symbol::is_absolute): New function.
11104 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11105 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11106 absolute symbols.
11107 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11108 (weak_undef_test): New target.
11109 * testsuite/Makefile.in: Rebuild.
11110 * testsuite/weak_undef_file1.cc: New file.
11111 * testsuite/weak_undef_file2.cc: New file.
11112 * testsuite/weak_undef_test.cc: New file.
11113
126f3ece
ILT		 111142008-04-03 Craig Silverstein <csilvers@google.com>
11115
11116 * compressed_output.h (class Output_compressed_section): Use
11117 unsigned buffer.
11118 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11119 add zlib header.
11120 (zlib_compressed_suffix): Removed.
11121 (Output_compressed_section::set_final_data_size): Use unsigned
11122 buffers.
11123 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11124 Fix linker invocation.
11125 (flagstest_o_specialfile_and_compress_debug_sections):
11126 Likewise.
11127 * testsuite/Makefile.in: Regenerated.
11128
deae2a14
DM		 111292008-04-02 David S. Miller <davem@davemloft.net>
11130
11131 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11132 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11133
70752818
ILT		 111342008-04-02 Craig Silverstein <csilvers@google.com>
11135
11136 * TODO: New file.
11137
39d0cb0e
ILT		 111382008-04-02 Ian Lance Taylor <iant@google.com>
11139
11140 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11141 parameters. Update for new key type to views_. Change all
11142 callers.
11143 (File_read::read): Adjust for byteshift in returned view.
11144 (File_read::add_view): New function, broken out of
11145 find_and_make_view.
11146 (File_read::make_view): New function, broken out of
11147 find_and_make_view.
11148 (File_read::find_or_make_view): Add offset and aligned
11149 parameters. Rewrite accordingly. Change all callers.
11150 (File_read::get_view): Add offset and aligned parameters. Adjust
11151 for byteshift in return value.
11152 (File_read::get_lasting_view): Likewise.
11153 * fileread.h (class File_read): Update declarations.
11154 (class File_read::View): Add byteshift_ field. Add byteshift to
11155 constructor. Add byteshift method.
11156 * archive.h (Archive::clear_uncached_views): New function.
11157 (Archive::get_view): Add aligned parameter. Change all callers.
11158 * object.h (Object::get_view): Add aligned parameter. Change all
11159 callers.
11160 (Object::get_lasting_view): Likewise.
11161
11162 * fileread.cc (File_read::release): Don't call clear_views if
11163 there are multiple objects.
11164 * fileread.h (File_read::clear_uncached_views): New function.
11165 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11166 on the archive.
11167
a1207466
CC		 111682008-03-31 Cary Coutant <ccoutant@google.com>
11169
11170 Add thin archive support.
11171 * archive.cc (Archive::armagt): New const.
11172 (Archive::setup): Remove task parameter and calls to unlock.
11173 (Archive::unlock_nested_archives): New function.
11174 (Archive::read_header): Add nested_off parameter. Change
11175 all callers.
11176 (Archive::interpret_header): Likewise.
11177 (Archive::include_all_members): Change to handle thin
11178 archives.
11179 (Archive::include_member): Likewise.
11180 * archive.h (Archive::Archive): Add new parameters and
11181 initializers.
11182 (Archive::armagt): New const.
11183 (Archive::setup): Remove task parameter.
11184 (Archive::unlock_nested_archives): New function.
11185 (Archive::read_header): Add nested_off parameter.
11186 (Archive::interpret_header): Likewise.
11187 (Archive::Nested_archive_table): New typedef.
11188 (Archive::is_thin_archive_): New field.
11189 (Archive::nested_archives_): New field.
11190 (Archive::options_): New field.
11191 (Archive::dirpath_): New field.
11192 (Archive::task_): New field.
11193 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11194 for thin archives. Pass additional parameters to
11195 Archive::Archive. Unlock the archive file after calling
11196 Archive::setup.
cd536b21 11197
479f6503
ILT		 111982008-03-29 Ian Lance Taylor <iant@google.com>
11199
686c8caf
ILT		 11200 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11201 version symbol to be local.
11202 * testsuite/ver_test_4.sh: New file.
11203 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11204 (check_DATA): Add ver_test_4.syms.
11205 (ver_test_4.syms): New target.
11206 * testsuite/Makefile.in: Rebuild.
11207
ab794b6b
ILT		 11208 * output.cc
11209 (Output_section::Input_section_sort_entry::has_priority): New
11210 function.
11211 (Output_section::Input_section_sort_entry::match_file_name): New
11212 function.
11213 (Output_section::Input_section_sort_entry::match_section_name):
11214 Remove.
11215 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11216 Remove.
11217 (Output_section::Input_section_sort_entry::match_section_file):
11218 Remove.
11219 (Output_section::Input_section_sort_compare::operator()): Rewrite
11220 using new Input_section_sort_entry functions. Sort crtbegin and
11221 crtend first. Sort sections with no priority before sections with
11222 a priority.
11223 * testsuite/initpri1.c (d3): Check j != 4.
11224 (cd5): New constructor/destructor function.
11225 (main): Check j != 2.
11226
479f6503
ILT		 11227 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11228 new symbol when resolving, don't call set_is_default.
11229 * testsuite/ver_test_7.cc: New file.
11230 * testsuite/ver_test_7.sh: New file.
11231 * testsuite/Makefile.am (ver_test_7.so): New target.
11232 (ver_test_7.o): New target.
11233 (check_SCRIPTS): Add ver_test_7.sh.
11234 (check_DATA): Add ver_test_7.syms.
11235 (ver_test_7.syms): New target.
11236
2fd32231
ILT		 112372008-03-28 Ian Lance Taylor <iant@google.com>
11238
11239 * layout.cc (Layout::layout): If we see an input section with a
11240 name that needs sorting, set the must_sort flag for the output
11241 section.
11242 (Layout::make_output_section): If the name of the output section
11243 indicates that it might require sorting, set the may_sort flag.
11244 * output.h (Output_section::may_sort_attached_input_sections): New
11245 function.
11246 (Output_section::set_may_sort_attached_input_sections): New
11247 function.
11248 (Output_section::must_sort_attached_input_sections): New
11249 function.
11250 (Output_section::set_must_sort_attached_input_sections): New
11251 function.
11252 (class Output_section): Declare Input_section_sort_entry. Define
11253 Input_section_sort_compare. Declare
11254 sort_attached_input_sections. Add new fields:
11255 may_sort_attached_input_sections_,
11256 must_sort_attached_input_sections_,
11257 attached_input_sections_are_sorted_.
11258 * output.cc (Output_section::Output_section): Initialize new
11259 fields.
11260 (Output_section::add_input_section): Add an entry to
11261 input_sections_ if may_sort or must_sort are true.
11262 (Output_section::set_final_data_size): Call
11263 sort_attached_input_sections if necessary.
11264 (Output_section::Input_section_sort_entry): Define new class.
11265 (Output_section::Input_section_sort_compare::operator()): New
11266 function.
11267 (Output_section::sort_attached_input_sections): New function.
11268 * configure.ac: Check whether the compiler supports constructor
11269 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11270 * testsuite/initpri1.c: New file.
11271 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11272 CONSTRUCTOR_PRIORITY.
11273 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11274 (initpri1_LDFLAGS): New variable.
11275 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11276
18e6b24e
ILT		 112772008-03-27 Ian Lance Taylor <iant@google.com>
11278
49bdd526
ILT		 11279 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11280 * testsuite/common_test_1.c: New file.
11281 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11282 (common_test_1_SOURCES): New variable.
11283 (common_test_1_DEPENDENCIES): New variable.
11284 (common_test_1_LDFLAGS): New variable.
11285
18e6b24e
ILT		 11286 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11287 and commons_ correctly when NAME/VERSION does not override
11288 NAME/NULL.
11289 * testsuite/ver_test_6.c: New file.
11290 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11291 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11292 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11293
04bf7072
ILT		 112942008-03-26 Ian Lance Taylor <iant@google.com>
11295
5871526f
ILT		 11296 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11297 of an undefined symbol from a version script.
11298 * testsuite/Makefile.am (ver_test_5.so): New target.
11299 (ver_test_5.o): New target.
11300 (check_SCRIPTS): Add ver_test_5.sh.
11301 (check_DATA): Add ver_test_5.syms.
11302 (ver_test_5.syms): New target.
11303 * testsuite/ver_test_5.cc: New file.
11304 * testsuite/ver_test_5.script: New file.
11305 * testsuite/ver_test_5.sh: New file.
11306 * Makefile.in, testsuite/Makefile.in: Rebuild.
11307
04bf7072
ILT		 11308 PR gold/5986
11309 Fix problems building gold with gcc 4.3.0.
11310 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11311 (gold_error_at_location, gold_warning_at_location): Use it.
11312 * configure.ac: Check whether we can compile and use a template
11313 function with a printf attribute.
11314 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11315 when jumping over bytes.
11316 * object.cc: Instantiate Object::read_section_data.
11317 * debug.h: Include <cstring>
11318 * dwarf_reader.cc: Include <algorithm>
11319 * main.cc: Include <cstring>.
11320 * options.cc: Include <cstring>.
11321 * output.cc: Include <cstring>.
11322 * script.cc: Include <cstring>.
11323 * script.h: Include <string>.
11324 * symtab.cc: Include <cstring> and <algorithm>.
11325 * target-select.cc: Include <cstring>.
11326 * version.cc: Include <string>.
11327 * testsuite/testmain.cc: Include <cstdlib>.
11328 * configure, config.in: Rebuild.
11329
874c5b28
ILT		 113302008-03-25 Ian Lance Taylor <iant@google.com>
11331
819d6c3a
ILT		 11332 * options.cc: Include "../bfd/bfdver.h".
11333 (options::help): Print bug reporting address.
11334
f4b2c6f5
ILT		 11335 * version.cc (print_version): Adjust output for current value of
11336 BFD_VERSION_STRING.
11337
11338 * NEWS: New file.
11339
e96caa79
ILT		 11340 * options.cc (options::help): Print list of supported targets.
11341 * target-select.h: Include <vector>.
11342 (class Target_selector): Make machine_, size_, and is_big_endian_
11343 fields const. Add bfd_name_ and instantiated_target_ fields.
11344 (Target_selector::Target_selector): Add bfd_name parameter.
11345 (Target_selector::recognize): Make non-virtual, call
11346 do_recognize.
11347 (Target_selector::recognize_by_name): Make non-virtual, call
11348 do_recognize_by_name.
11349 (Target_selector::supported_names): New function.
11350 (Target_selector::bfd_name): New function.
11351 (Target_selector::do_instantiate_target): New pure virtual
11352 function.
11353 (Target_selector::do_recognize): New virtual function.
11354 (Target_selector::do_recognize_by_name): New virtual function.
11355 (Target_selector::instantiate_target): New private function.
11356 (supported_target_names): Declare.
11357 * target-select.cc (Target_selector::Target_selector): Update for
11358 new parameter and fields.
11359 (select_target_by_name): Check that the name matches before
11360 calling recognize_by_name.
11361 (supported_target_names): New function.
11362 * i386.cc (class Target_selector_i386): Update Target_selector
11363 constructor call. Remove recognize and recognize_by_name. Add
11364 do_instantiate_target.
11365 * x86_64.cc (class Target_selector_x86_64): Likewise.
11366 * testsuite/testfile.cc (class Target_selector_test): Update for
11367 changes to Target_selector.
11368
874c5b28
ILT		 11369 * README: Rewrite, with some notes on unsupported features.
11370
0a65a3a7
CC		 113712008-03-24 Cary Coutant <ccoutant@google.com>
11372
11373 * i386.cc (Target_i386::Got_type): New enum declaration.
11374 (Target_i386::Scan::local): Updated callers of Output_data_got
11375 member functions.
11376 (Target_i386::Scan::global): Likewise.
11377 (Target_i386::Relocate::relocate): Likewise.
11378 (Target_i386::Relocate::relocate_tls): Likewise.
11379 * object.h (Got_offset_list): New class.
11380 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11381 (Sized_relobj::local_got_offset): Likewise.
11382 (Sized_relobj::set_local_got_offset): Likewise.
11383 (Sized_relobj::local_has_tls_got_offset): Removed.
11384 (Sized_relobj::local_tls_got_offset): Removed.
11385 (Sized_relobj::set_local_tls_got_offset): Removed.
11386 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11387 * output.cc (Output_data_got::add_global): Added got_type parameter.
11388 (Output_data_got::add_global_with_rel): Likewise.
11389 (Output_data_got::add_global_with_rela): Likewise.
11390 (Output_data_got::add_global_pair_with_rel): New function.
11391 (Output_data_got::add_global_pair_with_rela): New function.
11392 (Output_data_got::add_local): Added got_type parameter.
11393 (Output_data_got::add_local_with_rel): Likewise.
11394 (Output_data_got::add_local_with_rela): Likewise.
11395 (Output_data_got::add_local_pair_with_rel): New function.
11396 (Output_data_got::add_local_pair_with_rela): New function.
11397 (Output_data_got::add_global_tls): Removed.
11398 (Output_data_got::add_global_tls_with_rel): Removed.
11399 (Output_data_got::add_global_tls_with_rela): Removed.
11400 (Output_data_got::add_local_tls): Removed.
11401 (Output_data_got::add_local_tls_with_rel): Removed.
11402 (Output_data_got::add_local_tls_with_rela): Removed.
11403 * output.h (Output_data_got::add_global): Added got_type parameter.
11404 (Output_data_got::add_global_with_rel): Likewise.
11405 (Output_data_got::add_global_with_rela): Likewise.
11406 (Output_data_got::add_global_pair_with_rel): New function.
11407 (Output_data_got::add_global_pair_with_rela): New function.
11408 (Output_data_got::add_local): Added got_type parameter.
11409 (Output_data_got::add_local_with_rel): Likewise.
11410 (Output_data_got::add_local_with_rela): Likewise.
11411 (Output_data_got::add_local_pair_with_rel): New function.
11412 (Output_data_got::add_local_pair_with_rela): New function.
11413 (Output_data_got::add_global_tls): Removed.
11414 (Output_data_got::add_global_tls_with_rel): Removed.
11415 (Output_data_got::add_global_tls_with_rela): Removed.
11416 (Output_data_got::add_local_tls): Removed.
11417 (Output_data_got::add_local_tls_with_rel): Removed.
11418 (Output_data_got::add_local_tls_with_rela): Removed.
11419 * resolve.cc (Symbol::override_base_with_special): Removed
11420 reference to has_got_offset_ field.
11421 * symtab.cc (Symbol::init_fields): Replaced initialization
11422 of got_offset_ with got_offsets_. Removed initialization
11423 of has_got_offset_
53fcba31 11424 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11425 (Symbol::got_offset): Likewise.
11426 (Symbol::set_got_offset): Likewise.
11427 (Symbol::has_tls_got_offset): Removed.
11428 (Symbol::tls_got_offset): Removed.
11429 (Symbol::set_tls_got_offset): Removed.
11430 (Symbol::got_offset_): Removed.
11431 (Symbol::tls_mod_got_offset_): Removed.
11432 (Symbol::tls_pair_got_offset_): Removed.
11433 (Symbol::got_offsets_): New field.
11434 (Symbol::has_got_offset): Removed.
11435 (Symbol::has_tls_mod_got_offset): Removed.
11436 (Symbol::has_tls_pair_got_offset): Removed.
11437 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11438 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11439 member functions.
11440 (Target_x86_64::Scan::global): Likewise.
11441 (Target_x86_64::Relocate::relocate): Likewise.
11442 (Target_x86_64::Relocate::relocate_tls): Likewise.
11443
bd52eafb
BE		 114442008-03-25 Ben Elliston <bje@au.ibm.com>
11445
11446 * yyscript.y: Fix spelling error in comment.
11447
8b105e34
ILT		 114482008-03-24 Ian Lance Taylor <iant@google.com>
11449
8ed814a9
ILT		 11450 * options.h (class General_options): Define build_id option.
11451 * layout.h (class Layout): Declare write_build_id, create_note,
11452 create_build_id. Add build_id_note_ member.
11453 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11454 "libiberty.h", "md5.h", "sha1.h".
11455 (Layout::Layout): Initialize eh_frame_data_,
11456 eh_frame_hdr_section_, and build_id_note_.
11457 (Layout::finalize): Call create_build_id.
11458 (Layout::create_note): New function, broken out of
11459 Layout::create_gold_note.
11460 (Layout::create_gold_note): Call create_note.
11461 (Layout::create_build_id): New function.
11462 (Layout::write_build_id): New function.
11463 (Close_task_runner::run): Call write_build_id.
11464
8b105e34
ILT		 11465 * x86_64.cc: Correct license to GPLv3.
11466
086a1841
ILT		 114672008-03-23 Ian Lance Taylor <iant@google.com>
11468
11469 * options.cc: Include "demangle.h".
11470 (parse_optional_string): New function.
11471 (parse_long_option): Handle takes_optional_argument.
11472 (parse_short_option): Update dash_z initializer. Handle
11473 takes_optional_argument.
11474 (General_options::General_options): Initialize do_demangle_.
11475 (General_options::finalize): Set do_demangle_. Handle demangling
11476 style.
11477 * options.h (parse_optional_string): Declare.
11478 (struct One_option): Add optional_arg field. Update constructor.
11479 Update call constructor calls. Add takes_optional_argument
11480 function.
11481 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11482 (DEFINE_optional_string): Define.
11483 (General_options::demangle): Change from DEFINE_bool to
11484 DEFINE_optional_string.
11485 (General_options::no_demangle): New function.
11486 (General_options::do_demangle): New function.
11487 (General_options::set_do_demangle): New function.
11488 (General_options::execstack_status_): Move definition to end of
11489 class definition.
11490 (General_options::static_): Likewise.
11491 (General_options::do_demangle_): New field.
11492 * object.cc (big_endian>::get_symbol_location_info): Call
11493 Options::do_demangle, not Options::demangle.
11494 * symtab.cc (demangle): Likewise.
11495
cbb93e63
ILT		 114962008-03-22 Ian Lance Taylor <iant@google.com>
11497
11498 * gold.h: Include <cstddef> and <sys/types.h>
11499 * options.h: Include <cstring>.
11500
ec531623
ILT		 115012008-03-21 Ian Lance Taylor <iant@google.com>
11502
11503 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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